CN209153277U - A kind of oven and a kind of Intelligent oven - Google Patents

Abstract

The utility model discloses a kind of oven and a kind of Intelligent ovens, comprising: main body；Cooking chamber, has open front surface, is provided with effective heating area in the cooking chamber, and effective heating area inner surface of cooking chamber with partition member, which coats, to be formed or integral forming process is made；Wherein, the partition member is arranged at the interface surfaces of the cooking chamber, the cooking chamber is split, the partition member forms heated interior surfaces layer close to the surface in food materials region and the surface of the cooking chamber, the space that the heated interior surfaces layer is enclosed constitutes the effective heating area, also, the effective heating area is less than the cooking chamber, and food is cooked in the effective heating area；Heater is arranged in the effective heating area to heat to effective heating area and food；Door, is mounted on toaster body to open or close the toaster body.

Description

Oven and intelligent oven

Technical Field

The utility model relates to an oven field especially relates to an oven and intelligent oven that heat up fast.

Background

In the society at present, the oven more and more becomes the cooking equipment that is indispensable in the family, but all need preheating process when current oven uses, just can put into eating the material after the temperature in the oven promotes to certain temperature earlier, if not preheat, eat the taste and the taste that the time overlength can seriously influence eating the material under the slow condition of temperature rise. This process will undoubtedly increase the waiting time and affect the user experience, and the reason that the oven needs to be preheated is that there is too much useless space inside the oven and the heat loss is serious, so that the temperature rise speed in the oven is too slow.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an oven and intelligent oven to solve the inside useless space of current oven too big, the serious problem of heat loss, thereby lead to the slow problem of rate of heating.

In order to achieve the above purpose, the utility model provides the following technical scheme; an oven, comprising:

a main body;

a cooking chamber having an open front surface, the cooking chamber having an effective heating zone disposed therein, the effective heating zone being formed by a partition member in cooperation with an inner surface of the cooking chamber by an over-molding or integral molding process;

the partition member is arranged at the surface junction of the cooking chamber and divides the cooking chamber, the surface of the partition member close to the food material area and the surface of the cooking chamber form a heating inner surface layer, the space enclosed by the heating inner surface layer forms the effective heating area, the effective heating area is smaller than the cooking chamber, and food is cooked in the effective heating area;

a heater disposed within the effective heating zone to heat the effective heating zone and the food;

a door installed on the oven body to open or close the oven body.

According to an embodiment of the present invention, the cooking chamber includes a lower inner surface, an upper inner surface, a rear inner surface, a left inner surface and a right inner surface, the partition member is disposed at a vertex where the three inner surfaces meet and/or at a boundary where the inner surfaces meet two by two, and the partition member surface and a part of the inner surfaces of the cooking chamber form the heating inner surface layer to reduce a space for ineffective heating inside the cooking chamber and outside the effective heating area.

According to an embodiment of the invention, the partition member is welded or glued on the inner surface of the cooking chamber, and the partition point between the partition member and the cooking chamber is between 1/2-1/8 of the ridge line of the cooking chamber where the partition member is located and/or the length of the inner surface of the cooking chamber where the partition member is located.

According to an embodiment of the invention, the heated inner surface layer comprises a side inner surface layer of the partition member connected between an upper inner surface and a lower inner surface, the upper inner surface, the lower inner surface, the side inner surface layer and the door inner surface forming the heated inner surface layer covering the food material area.

According to an embodiment of the present invention, the partition member is a solid structure filled at a surface interface of the cooking chamber; or

A baffle structure having a thickness of not less than 1mm, the partition member forming an isolated space with the inner surface of the cooking chamber.

According to an embodiment of the invention, the heat insulation space between the partition member and the inner surface of the cooking chamber is filled with a filler, and the filler is a poor heat conductor.

According to an embodiment of the invention, the separation member is ceramic, alloy, steel plate, aluminium, glass or heat insulation wool.

According to an embodiment of the present invention, the effective heating area is a box body made of an integrally molded structure, the junction of the walls of the box body is an obtuse angle or a fillet structure, or a spheroid structure without obvious box body walls, and the inner surface of the box body is the heating inner surface layer.

According to a specific embodiment of the present invention, the heating inner surface layer is a mirror structure or a quasi-mirror structure with a polished surface, or a heat reflection coating is disposed on the surface, so that heat in the effective heating area is reflected for multiple times, and the temperature rise speed is increased.

According to a specific embodiment of the present invention, the heater is a quartz tube and/or a graphite heating tube.

According to one embodiment of the invention, an insulating interlayer is arranged on the outer surface of the cooking chamber, and the insulating interlayer is a poor heat conductor.

The invention also provides an intelligent oven, which is an oven, an oven and oven all-in-one machine or a micro-steaming and baking all-in-one machine and comprises a shell, wherein an effective heating area for heating food is arranged in a cavity of the shell, the effective heating area is smaller than the shell, and the intelligent oven also comprises:

the temperature sensor is arranged on the inner wall of the shell and used for measuring the temperature of the food material to be heated;

the acquisition device is used for acquiring food images and/or food videos of food materials to be heated;

the model identification device is in signal connection with the acquisition device, directly receives the food image or converts the received food video into the food image, extracts the characteristic points of the food image through an algorithm model and performs characteristic point matching so as to identify the type of the food material to be heated;

the input end of the control device is in signal connection with the temperature sensor and the matching device so as to actively select a heating mode according to the acquired temperature and type of the food material to be heated, the output end of the control device is connected with the heater, the heater is controlled to heat the food material to be heated according to the actively selected heating mode or the passively selected heating mode, and in the heating process, the control device dynamically adjusts the output power or the working time of the heater according to the current temperature of the food material to be heated fed back by the temperature sensor so as to realize closed-loop control of the heating process of the food material to be heated.

According to an embodiment of the invention, the model recognition device is internally provided with a trained neural network model for offline recognition, a training set of the neural network model comprises a large-data food material and/or food material container image set, and the trained neural network model is enabled to recognize the category attribute and/or the food material volume of the food material according to the characteristic points of the collected food material image and/or the characteristic points of the container image.

According to an embodiment of the invention, the model identification device further estimates the weight of the food material according to the identified volume or area of the food material, and the control device actively selects a heating mode according to the temperature, the category attribute, the size and the weight of the volume or area of the food material to be heated, controls the heating time required by the actively selected or passively selected heating mode according to the category attribute, the size or the area and the weight, and controls the heating power or the heating time required by the heating mode according to the feedback temperature closed-loop control.

According to a specific embodiment of the present invention, the collecting device is a plurality of cameras, the cameras are disposed inside the chamber, and heat-insulating, moisture-insulating and transparent glass plates are further disposed inside the chamber, respectively, and the glass plates hide the cameras in a sealed cavity formed by the glass plates and a top corner inside the chamber, so that the temperature/humidity generated by the food material to be heated or the heater is isolated from the cameras.

According to a specific embodiment of the invention, an illuminating lamp used in cooperation with the camera is further installed in the cavity, the installation aperture of the illuminating lamp and the installation aperture of the camera are smaller than 3mm, and when the camera shoots an image of food material to be heated, the illuminating lamp supplements a light source required for shooting the image to the food material to be heated.

According to a specific embodiment of the invention, the food heating device further comprises a weighing sensor for weighing food materials to be heated, wherein the weighing sensor is arranged at the bottom of the shell and is positioned below the heating placement area;

the weighing sensor is in signal connection with the input end of the control device, and the control device also actively selects a heating mode according to the weight, the temperature and the type of food materials to be heated.

According to a specific embodiment of the present invention, the food heating device further comprises a plurality of temperature/humidity sensors, the temperature/humidity sensors are disposed on an inner wall of the housing to detect a temperature/humidity of a surface of the food material to be heated and/or detect a temperature/humidity inside the chamber, a humidifying part is further disposed inside the chamber, and the control device further controls the humidifying part to operate according to the currently detected temperature/humidity, so as to maintain a set humidity in the chamber or/and the food material to be heated.

According to a specific embodiment of the invention, an indicator lamp for emitting a mark point to a placement area of the food material to be heated is installed in the cavity, the installation aperture of the indicator lamp is smaller than 3mm, the indicator lamp is used for indicating a reference position for placing the food material to be heated and subjected to temperature test, or an identifier for prompting the reference position for placing the food material to be heated and subjected to temperature test is arranged on the placement area.

According to a specific embodiment of the present invention, a human-computer interaction assembly is disposed on an outer surface of the housing, the human-computer interaction assembly includes, but is not limited to, a touch display screen and a voice assembly, and the control device includes a main control panel and a human-computer interaction display control panel;

the man-machine interaction display control panel actively selects a heating mode according to the acquired temperature of the food material to be heated and the type of the food material, or acquires a passively selected heating mode through the man-machine interaction assembly and sends the heating mode to the main control panel, and the main control panel controls the heater to heat the food material to be heated according to the heating mode;

the man-machine interaction display control board and the integrated structure of master control board formula as an organic whole or split type pass through the line connection, just, man-machine interaction display control board still with wait to heat the temperature of eating the material feed back extremely the master control board for in the heating process, the output of master control board according to the temperature dynamic adjustment heater of feedback, in order to realize waiting to heat the closed loop control of the heating process of eating the material.

According to a specific embodiment of the invention, the intelligent oven further comprises an intelligent sensing device, the intelligent sensing device comprises a plurality of trigger circuits for detecting the opening and closing states of the door body, the trigger circuits are arranged on the door body and/or the oven body, when the door body is closed, the trigger circuits are switched on and start the control device, the acquisition device, the related sensors, the heater and/or the fan, and the intelligent oven realizes automatic identification and automatic heating of food materials to be heated through door closing operation.

According to a specific embodiment of the invention, the intelligent door comprises an intelligent sensing device for acquiring the opening and closing states of a door body and the door body arranged at an opening of a box body; wherein,

the intelligent sensing device comprises a trigger circuit for detecting the opening and closing state of the door body and controlling the on-off state, the trigger circuit is arranged on the door body and/or the box body, and when the door body is closed, the trigger circuit is connected with the intelligent oven and started.

According to an embodiment of the invention, the trigger circuit is connected with a control board, and when the trigger circuit is closed, the smart oven is started.

According to an embodiment of the present invention, the heater is a heating wire, a magnetron, a quartz tube, a carbon fiber tube, or a steam heating assembly.

Through adopting above-mentioned technical scheme, make it compare with prior art and have following beneficial effect:

(1) this scheme sets the internal surface of oven to heat reflection structure (for example mirror surface or accurate mirror surface structure), can effectively reflect the heat of heater to the edible material region in heater the place ahead, can effectively promote temperature rise speed for the air temperature in the simple heating oven of current oven, reduces preheating time. Meanwhile, the inner wall of the oven can reflect the heat of the heater, so that the outward conduction of the heat can be reduced, the heat loss is reduced, and the temperature rise speed in the oven is further accelerated.

(2) The heating space comprises a food material area and a heating inner surface layer which covers the food material area to form an effective heating performance area, and in the existing oven structure, if the included angle between adjacent side walls of the oven is not utilized, the space needing to be heated is increased invisibly. How to reduce the ineffective heating interval and improve the effective heating performance? This patent can be handled current invalid heating interval, for example handles the contained angle department of the adjacent lateral wall of oven, sets up new heating space, handles current useless space at this heating space, forms best effective heating performance district, for example sets up the useless space that the partition member took contained angle department, makes the inside useless space of oven reduce, promotes the effect of heating greatly.

(3) The heating space can be a space which is not used (such as a corner) and is isolated by a clapboard, and of course, a new heating inner surface layer can be arranged integrally and is directly placed in the cooking chamber.

(4) The surface of this reflecting plate is mirror surface or the quasi-mirror surface structure that can the heat of reflection, and the component occupies the dead space of contained angle department on the one hand, makes oven inner space reduce, and on the other hand, the component has the effect of heat of reflection, can throw the heat of component to the side to the partition regional reflection of eating the material of oven intermediate position, further accelerates the temperature of eating the material.

(5) Set up one deck heat preservation intermediate layer at the box of oven outer, this interbedded both sides all are provided with the tinboard layer, and the tinboard layer radiates the heat that looses a small number outside to the box in one side, and on the other hand, the heat preservation intermediate layer can adopt materials such as mineral wool or heat preservation cotton, effectively with the inside temperature of oven with external isolated, reduces thermal loss, and then shortens preheating time or neglects the step.

(6) This scheme scribbles the coating that can the reflection heat at the internal surface of the door body, guarantees as far as possible that inside temperature does not outwards run off, reflects the heat back to eat the material region, reduces or omits preheating time.

(7) The graphite (carbon fiber) heating pipe is introduced in the scheme, so that the temperature rise speed of the interior can be further accelerated, and the preheating time is further reduced or omitted.

(8) This scheme scribbles the greasy dirt coating at the box inner wall, because this coating does not influence heat reflection effect, and can prevent that the greasy dirt from gluing at the inner wall of box, consequently promotion user experience effect that can be better.

(9) The food material localization automatic identification function in the scheme greatly simplifies the cooking process, and meanwhile, the corresponding cooking program can be automatically selected according to the identified food material type, weight and other parameters, and functions such as various picture/video cooking courses of the non-limited consumer and nutrition proportion of various food materials are provided, so that the cooking experience is greatly improved.

(10) The voice interaction function in the scheme can provide remote voice interaction and control, and meanwhile, related voice control can be performed through various intelligent sound boxes and intelligent household equipment, so that convenience is brought to consumers.

(11) The touch display interaction and control function provided by the scheme further improves the cooking experience of consumers through image and video interaction.

Drawings

FIG. 1 is a schematic view of the structure of the middle side of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a smart oven;

FIG. 7 is a schematic diagram of a smart toaster circuit;

fig. 8 is another circuit schematic diagram of the smart oven.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be implemented in many different ways than those herein described and one skilled in the art can do so without departing from the spirit and scope of the present invention, which is not limited to the specific implementations disclosed below.

The utility model provides an oven, include:

a main body;

a cooking chamber having a heating space provided therein, provided at the main body, and having an open front surface;

a door rotatably mounted on the main body to open or close the cooking chamber;

a heater to provide heating to the heating space;

a heat reflection structure formed on at least one of an inner surface of the heating space and an inner surface of the door to reflect heat of the heater to a food material region of the cooking chamber.

Example 1

Referring to fig. 1, the inner surface of the main body is made of mirror-finished metal, the upper surface and the lower surface of the main body are heaters, the heaters are heating wires, magnetrons, quartz heaters or graphite heating pipes, the main body is of a hexahedral structure, and an included angle is formed at each of two adjacent surface joints, in this embodiment, the joint between the upper surface and the side surface and the included angle between the lower surface and the side surface are provided with separating members having a thickness of not less than 1 mm.

Specifically, referring to fig. 2, the position of the partition member is set at the connection point of the three inner surfaces of the inner wall of the main body, for example, at the vertex position where the upper inner surface, the rear inner surface and the left inner surface are connected together, at the vertex position where the upper inner surface, the rear inner surface and the right inner surface are connected together, at the vertex position where the lower inner surface, the rear inner surface and the left inner surface are connected together, and at the vertex position where the lower inner surface, the rear inner surface and the right inner surface are connected together, there is a filler with poor heat conductivity, which may be an air layer or heat insulation cotton, between the partition member and the inner surface of the main body, the partition member is fixed at the vertex position by welding or gluing, and the: the maximum distance of the separating member is not more than 1/2 the length of the ridge line at the intersection of the two surfaces where the separating member is located, and is also not less than 1/8 the length of the ridge line at the intersection of the two surfaces where the separating member is located, and the separating member is preferably located right opposite to the food material area, so that heat is reflected to the food material area, and the temperature rising speed is increased.

The top point in the oven main body is a space which is difficult to utilize, the space at the top point is occupied or partitioned by the scheme, so that an effective heating performance area is formed, the space of the heating performance area is smaller than the space of the inner surface of the main body, the space with low utilization rate is reduced, and the temperature rise speed in the oven is improved, the oven in the scheme is proved by practical experiments, after the partition members are added in the oven, the temperature rise speed can be improved by 15-40% compared with the traditional oven, when all the partition members occupy the minimum cooking chamber, namely when all the partition points of the baffles are 1/8, the temperature rise speed in the oven can be improved by 15%, when all the partition members occupy the maximum cooking chamber, namely when all the partition points of the baffles are 1/2, the temperature rise speed in the oven can be improved by 40%, and the practical verification proves that the effect is optimal when all the partition points of the baffles are 1/4, not only does not occupy too much space used by the oven, but also fills the invalid heating space in the oven, so that the effective heating area is reduced, and the proper heating space is obtained.

The heating performance area also comprises a heater which is a quartz tube and/or a graphite heating tube with higher temperature rising speed, so that the temperature rising speed of the oven can be further improved.

Example 2

Referring to fig. 3, the position of the partition member is disposed at the junction of the two inner surfaces, and occupies the space of the ridge line in the box, and the specific position is preferably set at the included angle position of the junction between the upper surface and the rear surface, the included angle position of the junction between the upper surface and the left and right side surfaces, and the included angle position of the junction between the lower surface and the rear surface, the included angle of the junction between the lower surface and the left and right side surfaces, and the position of the junction specifically is: when the junction of the upper surface and the left surface, the junction of the upper surface and the rear surface, the angle of the partition member is an area for placing food materials, so that the heat inside the partition member can be reflected to the food material area, and the temperature rise speed of food is accelerated.

And because the food material to be heated needs to be placed on the lower surface, the separating component at the joint of the rear surfaces of the left surface and the right surface connected with the lower surface needs to be specially adjusted, so that the separating component occupies the lower surface as little as possible, and the included angle between the separating component and the lower surface is 60 degrees +/-10 degrees.

Of course, if the food material area is arranged at the center of the oven, the partition member is arranged in the same manner as above, and the surface of the partition member faces the food material area to reflect heat.

The filler having poor heat conductivity may be an air layer or heat insulation cotton between the partition member and the inner surface of the main body, and the like, in the same manner as in embodiment 1, after the position difficult to be used in the heating space in the oven is partitioned or filled by the partition plate, the heating space is reduced, the effective heating efficiency of the inside is improved, and the heating time is shortened. The embodiment and the embodiment can complement each other, and the position of the partition member 2 is determined according to the actual situation.

Example 3

Referring to fig. 4, in the present embodiment, another structural form of the partition member is provided, the partition member 2 is disposed between two opposite surfaces in the oven main body, taking the upper and lower inner surfaces as an example, the partition member 2 is of a structure with one side being concave, one side of two ends of the partition member 2 is connected to the upper inner surface, the other side is connected to the lower inner surface, and the number of the partition members 2 is two, and the two partition members are respectively disposed on the left inner surface and the right inner surface, and after the upper and lower inner surfaces of the main body are communicated through the partition member 2, the space at the connection position of the inner surfaces of the main body is blocked or filled, so that the heating.

The number of the partition members 2 is not limited to two, and can also be three, and the third partition member is arranged on the rear inner surface of the main body, so that the useless space at the joint is further reduced, and the temperature rising speed is improved.

Of course, the partition member 2 is not limited to be disposed between the upper and lower inner surfaces, and may be disposed between the left and right inner surfaces, for example, when the number of the partitions 2 is one, two or three, any one, two or three of the upper inner surface, the lower inner surface or the rear inner surface may be selected according to circumstances to dispose the partition member 2, thereby achieving the purposes of reducing the ineffective heating space and increasing the temperature rise speed.

Example 4

Referring to fig. 5, the present embodiment provides another oven structure, compared with the above embodiments, the oven in the present embodiment does not need to additionally provide a partition member, the oven in the present embodiment is made by an integrated molding structure, and the cooking chamber is integrated into a structural form with a small useless space at the connection of the box walls, as shown in the figure, the connection of the side walls of the box body and the upper and lower surfaces is an obtuse angle structure, and of course, a round angle structure or a sphere-like structure without obvious connection traces may be adopted.

The heat reflection structure is arranged on the inner surface of the heating space and the inner surface of the door, and is used for carrying out industrial or chemical polishing treatment on the interior of the oven during production, so that a mirror structure or a quasi-mirror structure capable of reflecting heat is formed in the heat reflection structure, and after the mirror structure or the quasi-mirror structure capable of reflecting heat is adopted, the temperature rise speed of the oven can be increased by more than 10%. It should be understood that the heat reflecting structure is not limited to this implementation, and the inner surface of the cooking chamber may be coated with a heat reflecting coating for the purpose of reflecting heat.

Still be provided with a heater in the culinary art room, the heater uses for the quartz capsule that the temperature rise speed is very fast, graphite (carbon fiber) heating pipe or the combination of two kinds in this embodiment, cooperation heat reflection structure, after the heater releases a large amount of heats in the short time, because heat reflection structure has the thermal performance of reflection, heat reflection structure removes the reflection to the edible material of culinary art room central authorities with the heat on its surface, heat in the oven is through the multiple reflection in the oven, makes the temperature rise speed in the oven can promote fast and maintain a more stable state.

The heater in this embodiment is not limited to the use of the quartz tube and the graphite heating tube for heating the oven, and other structures such as an electric heating wire may be used. And the heaters are arranged on the top, the side wall and/or the bottom, the positions and the number of the heaters are not limited, and the heaters can be reasonably arranged according to the specific structure and the design of the oven.

The partition member is made of a metal plate such as aluminum, aluminum alloy or stainless steel, or a ceramic plate, and a heat reflective coating is coated on the surface of the metal plate or the ceramic plate to reflect heat. The partition member can also directly adopt a heat insulation piece with poor heat conduction performance, the material can be heat insulation foam and the like, a heat reflection coating is coated on the surface of the heat insulation piece, heat in the oven is difficult to penetrate through the heat insulation piece, and the heat reflection coating on the surface of the heat insulation piece reflects the heat back to the oven, so that the temperature rise speed is increased.

Example 5

Set up a casing in the outside of box, have a insulating layer between casing and the box, one side or both sides of insulating layer are provided with the tinfoil layer, and on the one hand the tinfoil layer radiates the heat that looses a minority outward to the box in, and on the other hand, the heat preservation intermediate layer can adopt materials such as mineral wool or heat preservation cotton, effectively with the inside temperature of oven with external isolated, reduces thermal loss, and then shortens preheating time or neglects the step.

The heat insulation layer is made of mineral wool or heat insulation cotton or other materials with poor heat conductivity.

The door body of the oven is a place where heat is easy to dissipate, so that the door body can adopt a window only with a small size, and other places also adopt mirror surface design or arc-shaped, trapezoid-shaped and right-angle-shaped mirror surface design for reflecting the heat to the food material heating area. In consideration of the requirement of attractive appearance, the panel can be made of metal or glass, the panel is arranged on the door body, the door body can be realized by using single layers or multiple layers, gas or other heat insulation materials are filled among the multiple layers, the innermost layer of the glass door body is adhered with the heat reflection coating, and when the number of layers is large, the heat reflection structure can be coated on the other glass layers to reduce heat loss.

It should be understood that the structural shape of the partition member in the above embodiments is not limited, and in the case of a conventional oven, the contact surface is a right angle, so the cross section of the partition member can be a right triangle, a right sector, or other structural shapes, which occupy unused space, reduce heating space, and reflect heat to the food material area. Therefore, all other structural changes for achieving the purpose fall into the protection content of the scheme.

Example 6

The present embodiment provides an intelligent oven, which may be only an oven, or an oven and oven all-in-one machine, or a micro steaming and baking all-in-one machine, including a housing, an effective heating region for heating food is disposed in a cavity of the housing, the effective heating region is formed by a partition member cooperating with an inner surface of a cooking chamber through an encapsulation or an integral molding process, and please refer to the contents of embodiments 1 to 5 for specific structure, which is not described herein again, in order to implement an automatic function of the oven on the basis of no need of preheating, a plurality of sensors for collecting detailed parameters are further added in this embodiment, and the specific scheme is as described below.

The oven in this embodiment is schematically illustrated in fig. 6, and schematically illustrated in fig. 7, and includes a housing 1, a cooking assembly 2, a temperature/humidity sensor 3, a food material recognition device 4, a control board 5 and a door, where the cooking assembly 2 is used for cooking food materials in an intelligent oven, the control board is a circuit board, the cooking assembly 2 includes, but is not limited to, a heater 21, a steam component 22, a hot air component 23, a food material rotating component 24 and a light control component 25, the cooking assembly 2 is disposed in the housing 1 according to a physical space structure of the intelligent oven, for example, the heater 21 may be disposed at the top, the bottom and the side wall of the housing 1, the steam component 22 is disposed at the bottom of the housing 1, the hot air component 23 is disposed on the peripheral side wall of the housing 1, the food material rotating component 24 is also disposed on the peripheral side wall of the, The control ends of the hot air component 23 and the food material rotating component 24 are respectively in signal connection with the circuit board 5, and the circuit board 5 controls the cooking assembly 2 to heat food materials to be heated according to the actual heating mode.

It should be noted that the heater 21 of the intelligent oven includes different heating elements such as a quartz tube, a light wave tube, a graphene (carbon fiber) heating source, and the like, and different heating elements are selected according to different product series, in this example, a carbon fiber heating element is adopted, and in addition, the intelligent oven of this example may also be an oven and oven all-in-one machine, so the heater 21 of this example further includes a magnetron, specifically, the heating elements are disposed at the top and the bottom of the housing 1, and the heater is disposed on the side wall of the housing 1; the circuit board 5 controls the operation of the heating element or heater according to the cooking mode selected by the user.

The food material recognition device 4 of this example comprises a plurality of cameras, which are arranged inside/outside the cavity of the housing 1, interfaces such as MIPI/USB can be adopted, the camera in the embodiment is preferably a wide-angle camera, and it should be noted that the wide-angle camera in the embodiment is connected with a circuit board integrated with the existing image recognition algorithm, the image of the food material to be heated collected by the wide-angle camera is identified by the existing image identification algorithm, can automatically identify common food materials such as meat (spareribs, beefsteaks, chicken legs, chicken wings and the like), pastries (bread, cakes, pizza, egg tarts and the like), seafood (fishes, shrimps and the like), vegetables (sweet potatoes, corns, potatoes and the like) and the like, in addition, aiming at the food materials with the package, the two-dimensional code or the bar code on the package can be identified to identify the type of the food materials, and then corresponding intelligent control is carried out; in other embodiments, the type of food material to be heated may also be identified in other ways. As a preferred embodiment, the position setting of camera is in the apex angle department at oven top, and the camera can obtain great shooting visual angle when the apex angle, therefore the quantity can be at least one, also can all set up a camera in two or three apex positions as required certainly to realize the mesh of diversely obtaining the food material image, thereby can improve the degree of accuracy of parameter.

In order to prevent the camera from working at high temperature for a long time to break down, a heat-insulating transparent heat-insulating plate is adopted to separate the camera from the interior so as to isolate the temperature/humidity generated by the absorption of food materials to be heated from the camera, namely, the camera is separated from the interior of the cavity by the heat-insulating transparent glass plate; in addition, a fan component can be additionally arranged in the sealing cavity to dissipate heat generated by the camera during working.

Still be provided with an light in the box, preferred setting is in the same one side of camera or the top in the box, and when intelligent oven combines with microwave heating, the mounting hole of camera and light is not more than 3mm, and this light is with the camera start for draw clear edible material picture for the camera. In order to ensure the accuracy of the photo of the food material, the illumination lamp is preferably a white light lamp, and other colors can also achieve the purpose of illumination, but can affect the judgment of the food material.

Of course, the position of the camera is not limited to the inner vertex point, and may be arranged on the top or the side wall, and the specific position is not particularly limited. The position setting of light is in the camera side or the top purpose of oven prevent that the camera from taking place the problem that the back light or the food material shadow appears when shooing, consequently can suitably adjust the position of lamp and camera under the condition that does not influence the effect of shooing. The circuit board 5 is packaged between the inner wall and the outer wall of the shell 1, is in signal connection with the cooking assembly 2, the temperature/humidity sensor 3 and the food material recognition device 4, and is used for selecting a heating mode according to the temperature, the humidity and the type of food materials to be heated and controlling the cooking assembly 2 to heat the food materials to be heated according to the heating mode. The position of camera also can set up in the outside of box, can set up on the upper portion of the door body, door frame or lintel, when setting up when outside, can place the edible material earlier and draw edible material picture proof in the within range of camera, and smart machine discerns edible material type and calls relevant content such as corresponding picture or video recipe teaching material and nutrition knowledge, and help the consumer to carry out recipe selection and edible material processing, later put into the oven again and carry out corresponding culinary art operation.

Furthermore, the lamp used in cooperation with the camera preferably adopts an LED lamp source with a color temperature of about 5500K to 6500K, so that light can be uniformly irradiated on the surface of food materials, 1 to 3 layers of high-temperature-resistant glass are required for the lamp to carry out heat insulation treatment, and the outermost layer of glass is required to carry out scattering treatment.

If the lamp adopts other light sources such as a halogen lamp, the color temperature needs to be corrected by software of the system, and the color temperature can be corrected by an external optical filter, if the correction is not good, the accuracy rate of food material identification can be reduced, and the specific solution is set according to specific products.

The lamp can be placed near the camera or on the roof, and the lamp also can adopt 1 ~ 3, sees concrete product demand and configuration decision.

The LED light source with the color temperature of 6500K is adopted in the embodiment, and heat insulation treatment is carried out.

Further, in order to provide more consideration factors for the automatic processing of the smart oven, so that the smart oven can automatically process more delicious food, the embodiment further includes a plurality of weighing sensors 7, the weighing sensors 7 are arranged on each layer of the shelf 6, specifically, three weighing sensors 7 are averagely arranged on each layer according to the length of the shelf 6, when a tray or other equipment for bearing food materials is placed on the shelf 6, the tray presses the weighing sensors 7 on the shelf 6, so that the weighing sensors 7 can detect the weight of the food materials to be heated placed on each layer of the shelf, the weighing sensors 7 feed the detected weight of the food materials back to the circuit board 5, the circuit board 5 selects a heating mode according to the weight, the temperature, the humidity, the ambient temperature and the type of the food materials to be heated, and controls the cooking food material assembly 2 to heat the food materials to be heated according to the heating mode.

The model identification device of the embodiment is in signal connection with the acquisition device 3, directly receives the food image acquired by the acquisition device 3 or directly receives the food video acquired by the acquisition device 3, converts the food video into a corresponding food image (for example, each N frame in the video is converted into one image, so that a plurality of food images with different angles can be obtained), extracts the characteristic points of the food image through an algorithm model, and performs characteristic point matching to identify the type of the food material to be heated.

The model recognition device is internally provided with a trained neural network model for off-line recognition, a training set of the neural network model comprises a food material and/or food material container image set of big data, and the trained neural network model is enabled to recognize the category attribute and/or the food material volume of the food material according to the feature points of the collected food image and/or the feature points of the container image.

Because the neural network model that this application adopted obtains through big data training offline, the training includes the collection to big data, wash and use, still include the influence of service environment and equipment, like the influence of the different condition of various containers to eating the material, train through relevant data in order to guarantee that last neural network model can carry out eating material discernment and the edible material discernment under the different containers, consequently, even food video or food image that gather not only included food itself still further included the utensil that is used for depositing food, like the dish of depositing food, the model recognition device of this application also can be according to the food image of gathering or utensil image discernment out corresponding eating material type, for example, the model recognition device is through the discernment to the cup, and then realize the discernment to liquid.

The model identification device of the embodiment is offline image identification, so that the identification speed is higher when the intelligent oven is locally used, and the influence of wireless network transmission on the image identification is reduced to the minimum. And the neural network model can be updated on line in real time according to the change of the food material types, the improvement of the precision and the like.

The input end of the control device is in signal connection with the temperature sensor and the matching device so as to actively select a heating mode according to the acquired temperature and type of the food material to be heated, the output end of the control device is connected with the heater, the heater is controlled to heat the food material to be heated according to the actively selected heating mode or the passively selected heating mode, and in the heating process, the control device dynamically adjusts the output power or the working time of the heater according to the current temperature of the food material to be heated fed back by the temperature sensor so as to realize the closed-loop control of the heating process of the food material to be heated. Even if the same food material is used, the required heating modes and the heating time are different due to different sizes and temperatures of the food material, therefore, the model identification device estimates the weight of the food material according to the identified volume of the food material, and the control device actively selects the heating mode according to the temperature, the category attribute, the volume size and the weight of the food material to be heated, controls the heating time required by the actively selected or passively selected heating mode according to the category attribute and the volume size, and controls the heating power or the heating time required by the heating mode in a closed-loop mode according to the fed-back temperature.

It should be noted that, in a specific application, the model identification device may be integrated with the acquisition device 3, may also be integrated with the control device, and may also be used independently, specifically, which manner is set according to specific requirements of a product, and this example does not make special requirements.

In other embodiments, also can utilize lever principle to convert the inside weighing moment of oven to the weighing sensor between oven inner wall and the outer wall on, in addition, also can directly arrange weighing sensor 7 on the four feet of intelligent oven organism, no matter how set up weighing sensor 7's mounting means, as long as can reach utilize weighing sensor 7 to treat to heat the purpose that the edible material weighs. The volume of the food material can be identified through the camera so as to calculate the weight of the food material.

Further, in order to enable the intelligent oven to have the function of heating food materials and the function of cooking, as the temperature/humidity of the food materials needs to be controlled in the cooking process, the intelligent oven also comprises a plurality of temperature/humidity sensors which can be used in a plurality of modes, can be used simultaneously or combined according to different product requirements, and is used for measuring the temperature inside the cavity of the intelligent oven (in various modes such as a thermocouple, a thermistor and an MEMS temperature sensor); a method for measuring the temperature of the surface of a food material; a temperature/humidity sensor for measuring the temperature inside food material (in various ways such as thermocouple, thermistor and MEMS temperature sensor, where the temperature sensitive element needs to be inserted inside the food material to be tested), can be arranged at any position inside the cavity to detect the temperature/humidity of the surface of the food material to be heated and/or to detect the temperature/humidity inside the cavity; in the preferred scheme, the temperature/humidity sensor is arranged at the middle part of the inner side wall of the shell and at a position below the middle part of the inner side wall of the shell so as to detect the temperature/humidity of the surface of the food material to be heated and/or detect the temperature/humidity inside the cavity, the cavity is also internally provided with a humidifying part, and the control device also controls the humidifying part to work according to the currently detected temperature/humidity so as to enable the cavity or/and the food material to be heated to keep a set humidity.

In addition, the surface of casing 1 is equipped with touch-control display screen 8, and touch-control display screen 8 and circuit board 5 signal connection, and the content that touch-control display screen 8 shows includes but not limited to: the heating mode, the menu content, the calorie content, the fat content, the cholesterol content and the vitamin content of the food materials are guided for the healthy diet of the user through the content displayed by the touch display screen 8. The size of the touch display screen is set according to the requirements of products, the touch display screen can be arranged on a door body of intelligent equipment, and signals are connected to a control panel through a flexible flat cable or a hinge internal device; the device can also be arranged on an upper door head or left and right door frames of the door body. It should be noted that various thermal insulation materials are required to be installed at various installation positions to ensure the normal operation of the touch display screen.

Further, the outer surface of the shell 1 is also provided with a voice component 9 for performing voice control on the type, heating mode and related content and interaction of food materials to be heated, the voice component 9 is in signal connection with the circuit board 5, the voice component 9 of the embodiment comprises a microphone and a loudspeaker, and the voice identification is performed on the inside and the outside of the intelligent oven through the voice component 9 so as to realize the automatic heating process of certain food materials and the voice control of the outside.

Further, in order to realize the connection between the smart oven of the present embodiment and the cloud or other external terminals, so as to expand the application of the smart oven, the present embodiment further includes a wireless communication module 10, the wireless communication module 10 is in signal connection with the circuit board 5, the wireless communication module 10 may be a wifi module, or may be a bluetooth module or other mobile communication modules, such as a 2G/3G/4G/5G module, or may be a combination of the three modules, for example, the wifi module may be connected to the cloud, so as to upload the heating process and result of the smart oven to the cloud or the external terminal, in addition, the heating mode of the oven may also be controlled wirelessly through the external terminal, or the recipe may be downloaded to the touch display screen 8 through the wireless communication module 10 at the cloud, and then the heating mode of the oven may be controlled through the circuit board 5 according to the.

When a user needs to use the intelligent oven, after a cooking mode is selected, the door body is opened, food materials are placed on the layer frame 6 through the tray, after the door body is closed, the circuit board 5 selects a heating mode according to the weight, the temperature, the humidity, the ambient temperature and the type of the food materials to be heated, and controls the cooking assembly 2 to heat the food materials to be heated according to the heating mode; therefore, the intelligent oven of this example can realize treating that the heating is eaten material and carry out full automatic control heating, need not user manual operation heating to improve the use experience of oven.

It should be noted that the circuit board 5 of this embodiment may be designed as an integrated structure or a split structure according to actual needs, and when the circuit board is designed as a split structure, a schematic diagram thereof is shown in fig. 8, where the circuit board 5 includes a slave control circuit board 51 and a master control circuit board 52, the slave control circuit board 51 is in communication connection with the master control circuit board 52, the slave control circuit board 51 is in signal connection with the temperature/humidity sensor 3, the food material recognition device 4, the weighing sensor 7, the touch display screen 8, the voice component 9 and the wireless communication module 10, and the slave control circuit board 51 is configured to select a heating mode according to the weight, the temperature, the humidity and the type of the food material to be heated, and transmit the heating mode to the master control circuit board 52; the main control circuit board 52 is in signal connection with the cooking assembly 2, and the main control circuit board 52 actively controls the cooking assembly 2 to heat the food material to be heated according to the heating mode.

It should be noted that the circuit board 5 is designed to be an integrated design or a separated independent design, and the specific situation is specifically set according to the development design of the oven and the actual requirement of the user, which is not limited in this embodiment.

It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.

Example 7

Furthermore, the utility model also provides an intelligent oven without preheating, which comprises a box body with an opening at one end, a door body arranged at the opening of the box body, a heater arranged in the box body, and a camera for extracting food material pictures; the temperature sensor is used for monitoring the temperature in the oven in real time; a humidity sensor for monitoring humidity conditions within the oven in real time; and the control unit is respectively connected with the camera and the sensor, and is used for controlling the temperature and time of the oven according to parameters in the oven, and simultaneously, the parameters extracted like the camera and the like are used for identifying and controlling food materials, so that the functions of preheating, intelligent food material identification, intelligent cooking, good man-machine interaction, network connection and the like are integrated and realized, and real intelligent baking is realized.

Specifically, a plurality of sensors connected with the control unit are arranged on the four walls of the oven to extract various parameters of food materials, the sensors comprise a plurality of wide-angle cameras (high-temperature-resistant wide-angle cameras can also be adopted), an environment temperature sensor (a probe temperature sensor can also be added to sense the internal temperature of the food materials), a humidity sensor and the like, and the heating temperature and time can be intelligently controlled through a PID algorithm on the basis of extracting various parameters to carry out intelligent baking.

The camera adopts interfaces such as MIPI or USB to be connected with the control unit, can send the control unit through taking the food material photo, and the type, the volume and the weight of eating the material are identified locally and automatically through the circuit and the relevant software of the neural network model (algorithm) that load the good food material identification, thereby can cook by intelligent control oven parameter, promote the culinary art and experience. The neural network model for intelligently identifying the food materials is obtained through big data training and testing, can be updated along with the increase of the types of the food materials and algorithm optimization, and is timely downloaded to a local control unit through a wireless network.

The control unit is connected with various sensors, and functions such as intelligent food material identification, intelligent cooking, good human-computer interaction and network connection are integrated through the algorithm, so that real intelligent baking is realized.

The display screen is installed on the door body of the oven, the control unit is installed behind the display, and due to the fact that the temperature of the oven is high when the oven is used, in order to guarantee that the temperature of the control unit and the temperature of the use environment of the display touch screen meet the working temperature of a device, protection means such as heat insulation foam and a fan need to be additionally installed at the installation positions of the control unit and the display screen. The camera and the lamp need to be additionally provided with heat-insulating high-temperature-resistant glass, an electric fan and a heat dissipation passage to ensure that the camera and the lamp can normally work, and specific parameters can be configured according to the parameter requirements of specific devices.

The control unit is connected with the display screen, is connected with parts such as microphone, loudspeaker, relay simultaneously, can provide the human-computer interaction in aspects such as pronunciation, touch-control, demonstration and control locally, increases culinary art and experiences.

The display screen can be the touch-control display screen, is provided with the display area above the screen, shows the operating condition of intelligent oven, still including the contact that is used for the function selection on the display screen, can carry out the selection of corresponding function through clicking, for example, can select the kind of eating the material, cures time, functions such as temperature setting realize multiple functions.

The display screen may also be used only for displaying information content, with conventional physical buttons and knobs provided on one side of the display screen to enable a user to manually adjust the various modes of the oven.

The control unit can be connected to the cloud end through wireless components (WIFI \4G \5G and other protocols), on one hand, the model can be downloaded and updated, on the other hand, the menu can be searched online, the menu can be connected to related websites and communities for interaction, the menu can be connected to other intelligent equipment for interaction, and the like.

Based on foretell intelligence oven, the utility model discloses improve, make it can reduce by a wide margin or omit the step of preheating, improve user experience. The modified mode is exactly the same as the previous embodiment without preheating the oven, and the description is omitted here.

In the above apparatus, the camera may be a GC1064, the temperature sensor may be WRNT-01, and the humidity sensor may be DTH11 of AOSONG (ausson). The control unit is a circuit board including a control chip, the model of the control chip can be MTK6737, and a bluetooth module and a WiFi module (refer to a traditional development board) are arranged on the circuit board 5.

In addition, in order to realize the full-automatic control of the oven, the intelligent oven also comprises an intelligent sensing device, the intelligent sensing device comprises a plurality of trigger circuits for detecting the opening and closing states of the door body, the trigger circuits are arranged on the door body and/or the oven body, when the door body is closed, the trigger circuits are switched on and start the control device, the matching device, the acquisition device and the temperature sensor, and the automatic identification and the automatic heating of the food materials to be heated through the door closing operation of the intelligent oven are realized.

The trigger circuit is a door control switch, various forms such as a mechanical switch, an electronic switch and an optical switch can be adopted, the installation position can be at a suitable position on a door, a door frame and the like, and the door closing signal can be transmitted timely, reliably and safely. When the door is closed, the door control switch is in a closed state, a closing signal is transmitted to the intelligent sensing device, and the follow-up operation is started.

The utility model discloses including multiple sensor that is used for detecting the internal parameter of cavity, multiple sensor is connected with controlling means, and be provided with a switch in door body department, automatic trigger switch after the door body closes, controlling means obtains switch closed instruction after automatic start oven and multiple sensor, according to the data that the sensor detected and eat material kind isoparametric automatic settlement heating time and heating temperature, realize full self-heating function, the problem of excessive or not in place of culinary art because of setting for inaccurate the culinary art that leads to of having avoided the artificial settlement.

The specific models mentioned above are only for the reader's understanding of the present solution and are not intended to be limiting.

This scheme not only can be used to traditional oven, can also be used to other kinds of ovens such as little oven, steam oven, embedded oven, and application scope is wide, can be suitable for most oven kinds.

The various embodiments described above may be used in combination with each other.

Although the preferred embodiments of the present invention have been described above, it is not intended to limit the scope of the claims, and any person skilled in the art can make possible variations and modifications without departing from the spirit and scope of the present invention.

Claims (21)

1. An oven, comprising:

a main body;

a cooking chamber having an open front surface, the cooking chamber having an effective heating zone disposed therein, the effective heating zone being formed by a partition member in cooperation with an inner surface of the cooking chamber by an over-molding or integral molding process;

the partition member is arranged at the surface junction of the cooking chamber and divides the cooking chamber, the surface of the partition member close to the food material area and the surface of the cooking chamber form a heating inner surface layer, the space enclosed by the heating inner surface layer forms the effective heating area, the effective heating area is smaller than the cooking chamber, and food is cooked in the effective heating area;

a heater disposed within the effective heating zone to heat the effective heating zone and the food;

a door installed on the oven body to open or close the oven body.

2. An oven as claimed in claim 1 wherein said cooking chamber includes a lower inner surface, an upper inner surface, a rear inner surface, a left inner surface and a right inner surface, said dividing member being disposed at the apex of the intersection of the three inner surfaces and/or at the intersection of two of the inner surfaces, said dividing member surface forming said heating inner surface layer with a portion of the inner surface of said cooking chamber to reduce the space within said cooking chamber outside the active heating zone for inefficient heating.

3. The oven of claim 2, wherein the partition member is welded or glued to the inner surface of the cooking chamber, and the partition point between the partition member and the cooking chamber is between 1/2-1/8 of the edge line of the cooking chamber where the partition member is located and/or the length of the inner surface of the cooking chamber where the partition member is located.

4. An oven as claimed in claim 1 wherein the heated inner surface layer comprises a side inner surface layer of the dividing member connected between upper and lower inner surfaces, said upper, lower, side inner surface layers and the door inner surface forming the heated inner surface layer which surrounds the food material region.

5. An oven as claimed in claim 1 wherein said dividing member is a solid structure filling the interface of the surfaces of said cooking chamber; or

A baffle structure having a thickness of not less than 1mm, the partition member forming an isolated space with the inner surface of the cooking chamber.

6. An oven as claimed in claim 5 wherein the insulating space between said partition member and the inner surface of said cooking chamber is filled with a filler which is a poor conductor of heat.

7. An oven as claimed in claim 5 wherein said dividing member is ceramic, alloy, steel plate, aluminium, glass or insulating wool.

8. An oven as claimed in claim 1 wherein said active heating zone is a body of unitary moulded construction, the junction of the walls of said body being of obtuse or rounded configuration or of spheroidal configuration without any significant body wall, the internal surface of said body being said inner heating surface layer.

9. An oven as claimed in claim 1 or 8, wherein said heating inner surface layer is mirror-structured or quasi-mirror-structured with polished surface, or has a heat-reflecting coating on its surface, so that the heat in the effective heating area is reflected many times to increase the temperature rise speed.

10. An oven as claimed in claim 1, wherein said heater is a quartz tube and/or a graphite heating tube.

11. An oven as claimed in claim 1 wherein said cooking chamber is provided with a thermal insulation interlayer on the outer surface thereof, said thermal insulation interlayer being a poor conductor of heat.

12. The utility model provides an intelligent oven, intelligent oven is oven, oven and oven all-in-one or little roast all-in-one that evaporates, a serial communication port, including the casing, be equipped with the effective zone of heating that is used for heating food in the cavity of casing, the effective zone of heating is formed or integrated into one piece technology by the internal surface cladding of separating component cooperation culinary art room and is made, intelligent oven still include:

the temperature sensor is arranged on the inner wall of the shell and used for measuring the temperature of the food material to be heated;

the acquisition device is used for acquiring food images and/or food videos of food materials to be heated;

the model identification device is in signal connection with the acquisition device, directly receives the food image or converts the received food video into the food image, extracts the characteristic points of the food image through an algorithm model and performs characteristic point matching so as to identify the type of the food material to be heated;

the input end of the control device is in signal connection with the temperature sensor and the matching device so as to actively select a heating mode according to the acquired temperature and type of the food material to be heated, the output end of the control device is connected with the heater, the heater is controlled to heat the food material to be heated according to the actively selected heating mode or the passively selected heating mode, and in the heating process, the control device dynamically adjusts the output power or the working time of the heater according to the current temperature of the food material to be heated fed back by the temperature sensor so as to realize closed-loop control of the heating process of the food material to be heated.

13. The smart oven of claim 12, wherein the collecting means is a plurality of cameras, the cameras are disposed inside the cavity, and the inside of the cavity is further provided with a heat-insulating, moisture-insulating and transparent glass plate, respectively, the glass plate hides the cameras in a sealed cavity formed by the glass plate and a top corner inside the cavity, so that the temperature/humidity generated by the food material to be heated or the heater is isolated from the cameras.

14. The intelligent oven according to claim 13, wherein an illuminating lamp used in cooperation with the camera is further installed in the cavity, the installation aperture of the illuminating lamp and the camera is smaller than 3mm, and when the camera takes images of food materials to be heated, the illuminating lamp supplements light sources required for taking images to the food materials to be heated.

15. The smart oven of claim 12, further comprising a weighing sensor for weighing food material to be heated, the weighing sensor being disposed at the bottom of the housing and below the heating placement area;

the weighing sensor is in signal connection with the input end of the control device, and the control device also actively selects a heating mode according to the weight, the temperature and the type of food materials to be heated.

16. The smart oven as claimed in claim 12, further comprising a plurality of temperature/humidity sensors disposed on the inner wall of the housing for detecting the temperature/humidity of the surface of the food material to be heated and/or detecting the temperature/humidity inside the chamber, wherein a humidifying part is further disposed inside the chamber, and the control device further controls the humidifying part to operate according to the currently detected temperature/humidity, so as to maintain a set humidity in the chamber or/and the food material to be heated.

17. The smart oven as claimed in claim 12, wherein an indicator light emitting a mark point to a placement area of the food material to be heated is installed in the chamber, the installation aperture of the indicator light is smaller than 3mm, the indicator light is used to indicate that the food material to be heated and temperature tested is placed at a reference position, or an identifier used to indicate that the food material to be heated and temperature tested is placed at the reference position is provided on the placement area.

18. The smart oven of claim 12, wherein the outer surface of the housing is provided with a human-computer interaction component, the human-computer interaction component includes but is not limited to a touch display screen and a voice component, and the control device includes a main control panel and a human-computer interaction display control panel.

19. The intelligent oven according to claim 12, further comprising an intelligent sensing device, wherein the intelligent sensing device comprises a plurality of trigger circuits for detecting the opening and closing states of the door body, the trigger circuits are arranged on the door body and/or the oven body, when the door body is closed, the trigger circuits are switched on and start the control device, the acquisition device, the related sensors, the heater and/or the fan, so that the intelligent oven can automatically identify and heat food materials to be heated through the door closing operation.

20. The intelligent oven according to claim 19, comprising an intelligent sensing device for acquiring the opening and closing state of the door body, and the door body arranged at the opening of the oven body; wherein,

the intelligent sensing device comprises a trigger circuit for detecting the opening and closing state of the door body and controlling the on-off state, the trigger circuit is arranged on the door body and/or the box body, and when the door body is closed, the trigger circuit is connected with the intelligent oven and started.

21. The smart oven of claim 20, wherein said trigger circuit is connected to a control board, and wherein said smart oven is activated when said trigger circuit is closed.