CN110652194A

CN110652194A - Pot lid subassembly and cooking utensil

Info

Publication number: CN110652194A
Application number: CN201810712910.0A
Authority: CN
Inventors: 吴飞; 蔡何意
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2018-06-29
Filing date: 2018-06-29
Publication date: 2020-01-07

Abstract

The invention provides a pot cover assembly and a cooking appliance. The pot cover subassembly includes: the outer pot cover is rotatably arranged at the bottom of the inner liner to switch between the cover closing position and the cover opening position; the operating handle is arranged on the inner liner and is in driving connection with the outer pot cover; the detection assembly is arranged between the inner liner and the outer pot cover to detect whether the outer pot cover is in a cover closing position or a cover opening position. The detection element in the pot cover assembly can be used for absolutely detecting the cover closing position and the cover opening position of the outer pot cover without other intermediate structures, and the pot cover assembly is simple in structure, safe and reliable. Therefore, when the detection assembly does not detect a signal, unqualified products can be detected through production management and control, so that the cover closing is ensured to detect the signal inevitably, and the purpose of absolute safety of cover closing is achieved.

Description

Pot lid subassembly and cooking utensil

Technical Field

The invention relates to the technical field of household appliances, in particular to a pot cover assembly and a cooking appliance.

Background

An electric pressure cooker (also known as a pressure cooker, a pressure cooker and the like) is a cooker in a kitchen. The pressure cooker increases the physical phenomenon that the boiling point of liquid is increased under higher air pressure, and applies pressure to water, so that the water can reach higher temperature without boiling, thereby accelerating the efficiency of cooking food. In high altitude areas, the pressure cooker can avoid the problem that the food is not easy to cook because the boiling point of water is reduced. The electric pressure cooker is an upgrading product of the traditional pressure cooker and the electric cooker, combines the advantages of the pressure cooker and the electric cooker, adopts new technologies and new structures of elastic pressure control, dynamic sealing, outward cover screwing, displacement adjustable and controllable electric switch and the like, is full-sealed for cooking, has continuously adjustable pressure, thoroughly solves the safety problem of the pressure cooker, and eliminates the potential safety hazard which puzzles consumers for many years by the common pressure cooker. The electric pressure cooker has incomparable advantages of other cooking appliances, can meet various cooking requirements, can quickly, safely and automatically realize various cooking modes, and has the characteristics of energy conservation and nutrition which are pursued by modern people.

The existing electric pressure cooker is provided with a magnetic structure on a rotating rod, the rotating rod is connected with a handle, the other end of the rotating rod is sleeved on an outer pot cover, and a screw is arranged at the joint to prevent the rotating rod from being separated from the outer pot cover.

Disclosure of Invention

The invention mainly aims to provide a pot cover assembly and a cooking appliance, which can effectively reduce the production cost of the pot cover assembly and are convenient for improving the safety of products.

In order to achieve the above object, according to one aspect of the present invention, there is provided a pot cover assembly including: the inner pot cover is provided with a cover closing position and a cover opening position, and the outer pot cover is rotatably arranged at the bottom of the inner pot cover so as to be switched between the cover closing position and the cover opening position; the operating handle is arranged on the inner liner and is in driving connection with the outer pot cover; the detection assembly is arranged between the inner liner and the outer pot cover to detect whether the outer pot cover is in the cover closing position or the cover opening position.

Further, the detection assembly comprises a cover closing signal sending part and a cover closing signal receiving part, when the cover closing signal receiving part receives a signal sent by the cover closing signal sending part, the outer pot cover is located at a cover closing position, and when the cover closing signal receiving part does not receive the signal sent by the cover closing signal sending part, the outer pot cover is located at a cover opening position.

Furthermore, the cover closing signal sending part is a touch part, and the cover closing signal receiving part is a microswitch; one of the microswitch and the touch part is arranged on the inner liner, and the other of the microswitch and the touch part is arranged on the outer pot cover.

Further, the microswitch is arranged on the inner liner, and the touch part is arranged on the outer pot cover.

Furthermore, the touch part is a convex hull arranged on the edge of the outer pot cover.

Furthermore, the lining is provided with a positioning hole, and the micro switch is installed in the positioning hole.

Furthermore, the pot cover assembly further comprises a pressing plate, and the micro switch is pressed in the positioning hole through the pressing plate.

Furthermore, the periphery of the positioning hole is provided with an avoiding hole communicated with the positioning hole, and a touch part of the micro switch extends out of the avoiding hole.

Furthermore, the cover closing signal sending part is a magnetic element, the cover closing signal receiving part is a reed pipe, the magnetic element is installed on the outer pot cover, and the reed pipe is installed on the inner liner.

According to another aspect of the present invention, there is provided a cooking appliance comprising a lid assembly, the lid assembly being as described above.

By applying the technical scheme of the invention, the detection assembly is arranged between the inner liner and the outer pot cover, the detection object of the detection assembly is the position of the outer pot cover instead of other structures and elements in the process of executing the detection function of the detection assembly, and compared with the conventional mode of detecting in combination with a rotating rod structure, the detection element in the pot cover assembly can absolutely detect the cover closing position and the cover opening position of the outer pot cover without detecting through other intermediate structures, and the detection assembly is simple in structure, and is safer and more reliable. Therefore, when the detection assembly does not detect a signal, unqualified products can be detected through production management and control, so that the cover closing is ensured to detect the signal inevitably, and the purpose of absolute safety of cover closing is achieved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 schematically illustrates an exploded view of the pan lid assembly of the present invention;

FIG. 2 schematically illustrates a cross-sectional view of the pot lid assembly of the present invention;

figure 3 schematically shows an enlarged partial view of the outer lid of the invention;

FIG. 4 schematically illustrates an enlarged partial view of the outer lid of the present invention in the closed position;

fig. 5 schematically shows a partially enlarged view of the outer lid of the present invention in the uncapping position.

Wherein the figures include the following reference numerals:

10. a liner; 11. a microswitch; 12. positioning holes; 13. avoiding holes; 20. an outer pot cover; 21. a convex hull; 30. and (7) pressing a plate.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1 to 5, according to an embodiment of the present invention, there is provided a pot lid assembly, which includes an inner liner 10, an outer lid 20, an operating handle (not shown), and a detection assembly.

The outer pot cover 20 in the embodiment has a cover closing position and a cover opening position, when in actual installation, the outer pot cover 20 is rotatably installed at the bottom of the inner liner 10, and the operating handle is installed on the inner liner 10 and is in driving connection with the outer pot cover 20; the outer pot cover 20 rotates at the bottom of the inner liner 10 to switch between a cover closing position and a cover opening position, the outer pot cover 20 can rotate at the bottom of the inner liner 10 by the driving action of the operating handle, and the detection assembly is installed between the inner liner 10 and the outer pot cover 20 and used for detecting whether the outer pot cover 20 is in the cover closing position or the cover opening position.

According to the above structure, it can be known that the detecting component in the present embodiment is installed between the inner liner 10 and the outer lid 20, and in the process of performing its detecting function, the detecting object is the position of the outer lid 20 and not other structures and elements, compared with the previous method that the detecting is performed in combination with the rotating rod structure, the detecting component in the present embodiment can perform absolute detection on the lid closing position and the lid opening position of the outer lid 20, and does not perform detection through other intermediate structures, and the structure is simple, and is safer and more reliable. Therefore, when the detection assembly does not detect a signal, unqualified products can be detected through production management and control, so that the cover closing is ensured to detect the signal inevitably, and the purpose of absolute safety of cover closing is achieved.

The detecting assembly in this embodiment includes a lid closing signal sending part and a lid closing signal receiving part, when the lid closing signal receiving part receives the signal sent by the lid closing signal sending part, the outer lid 20 is in the lid closing position, and when the lid closing signal receiving part does not receive the signal sent by the lid closing signal sending part, the outer lid 20 is in the lid opening position.

In an embodiment of the present invention, the cover closing signal sending part is set as a touch part, and the cover closing signal receiving part is set as a microswitch 11; in practice, one of the microswitch 11 and the trigger is mounted on the inner liner 10, and the other is mounted on the outer lid 20. When the outer lid 20 rotates, if the touch part touches the micro switch 11, the outer lid 20 is at the lid closing position, and if the touch part does not touch the micro switch 11, the outer lid 20 is at the lid opening position.

Referring to fig. 3 to 5, the microswitch 11 of the present embodiment is disposed on the inner liner 10, and the touch portion is disposed on the outer lid 20. The structure that the power cord is carried in the installation of micro-gap switch 11 itself, installs micro-gap switch 11 on inside lining 10, can prevent that micro-gap switch 11 from moving and the phenomenon that the power cord appears interfering or pulling, and touch portion itself is only a structure that can touch micro-gap switch 11, sets up touch portion on rotatable outer pot cover 20, is convenient for touch micro-gap switch 11 when rotating to closing the lid position along with outer pot cover 20, and the structure adds singly, is convenient for processing and design.

Preferably, the touching part in this embodiment is a convex hull 21 arranged on the edge of the outer lid 20. Of course, in other embodiments of the present invention, the touch portion may also be configured as a touch rod, and other modifications within the spirit of the present invention are within the scope of the present invention.

In order to mount the microswitch 11, the liner 10 in this embodiment is provided with a positioning hole 12, and when mounting, the microswitch 11 is directly mounted in the positioning hole 12, so that the microswitch 11 is conveniently positioned.

In this embodiment, the sidewall of the positioning hole 12 is provided with an avoiding hole 13 communicated with the positioning hole 12, and the contact of the micro switch 11 extends out of the avoiding hole 13, so that when the outer pot cover 20 rotates at the bottom of the inner liner 10, the convex hull 21 is conveniently driven to touch the micro switch 11, and the structure is simple and convenient to implement.

Preferably, in order to facilitate the activation of the micro switch 11, the bottom of the inner liner 10 in this embodiment is provided with a mounting hole, in design, the avoiding hole 13 is horizontally communicated with the mounting hole and the positioning hole 12, the convex hull 21 is arranged at the outer edge of the outer pot cover 20, and when the outer pot cover 20 rotates, the convex hull 21 facilitates the activation of the micro switch 11. Of course, in other embodiments of the present invention, the avoiding hole 13 may be disposed at the bottom of the positioning hole 12 instead of the mounting hole, and the convex hull 21 is correspondingly disposed at the top of the outer lid 20, and any other modification under the concept of the present invention is within the protection scope of the present invention.

As shown in fig. 1 and 2, and fig. 4 and 5, the lid assembly further includes a pressing plate 30, and when the lid assembly is installed, the microswitch 11 is pressed in the positioning hole 12 through the pressing plate 30, so as to be convenient for installation and positioning. Of course, in other embodiments of the present invention, the pressing plate 30 may not be provided, and the microswitch 11 may be fixed in the positioning hole 12 by a fastener, such as a screw, a pin or a rivet.

The convex hull 21 in this embodiment may be welded or fixed to the outer lid 20 by other fixing members after being separately processed, and may be integrally formed with the outer lid 20. Preferably, the surface of the convex hull 21 in this embodiment is a smooth convex arc surface, which not only can rotate together with the outer lid 20 to activate the micro switch 11, but also can prevent the convex hull 21 from interfering with the micro switch 11.

In another embodiment of the present invention, which is not shown, the cover closing signal sending part is provided as a magnetic element, and the corresponding cover closing signal receiving part is provided as a reed pipe, and when actually installing, the magnetic element is installed on the outer cover 20, and the reed pipe is installed on the inner liner 10. When the outer pot cover 20 drives the magnetic element to move to the cover closing position, the magnetic element sends a signal to the reed switch, the reed switch receives the signal of the magnetic element to detect that the outer pot cover 20 is in the cover closing position, when the outer pot cover 20 drives the magnetic element to move to the cover opening position, the reed switch cannot receive the signal of the magnetic element, and at the moment, the detection assembly detects that the outer pot cover 20 is in the cover opening position.

Preferably, the magnetic element in the embodiment is a magnet, so that the structure is simple and the implementation is convenient.

Referring again to fig. 1 to 5, the microswitch 11 of the present invention is mounted on the inner liner 10, the pressing plate 30 fixes the microswitch 11 on the inner liner 10, and the outer lid 20 is mounted on the bottom of the inner liner 10. When in use: the outer pot cover 20 rotates, and has two positions, namely a cover closing position and a cover opening position, and signals are given through different positions of the convex hull 21 on the outer pot cover 20 during rotation and the relative position of the micro switch 11, so that the purpose that the outer pot cover 20 is screwed to give the signals is achieved, the outer pot cover 20 can not receive the signals without screwing, and the safety of products is ensured.

According to another aspect of the present invention, a cooking appliance, in particular an electric pressure cooker, is provided, which comprises a lid assembly, which is the lid assembly of the above embodiments.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

the invention directly assembles the magnetic part on the outer pot cover or gives a signal through the self characteristic of the outer pot cover, such as a convex hull structure, when the outer pot cover is screwed in place, the signal is given, the inner liner is provided with a part for receiving the signal, the part can be a reed pipe, a microswitch and other electric devices, thus, only two results are obtained, one is a signal detected when the outer pot cover is closed, the second is a signal which can not be detected when the outer pot cover is not closed, and unqualified products can be detected when the outer pot cover is not closed, thus ensuring that the cover is closed and the signal is inevitably detected when the outer pot cover is not closed, and achieving the purpose of absolute safety of the closed cover.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lid assembly, comprising:

an inner liner (10) and an outer pot cover (20), wherein the outer pot cover (20) has a cover closing position and a cover opening position, and the outer pot cover (20) is rotatably arranged at the bottom of the inner liner (10) to switch between the cover closing position and the cover opening position;

the operating handle is arranged on the inner liner (10) and is in driving connection with the outer pot cover (20);

a detection assembly disposed between the inner liner (10) and the outer lid (20) to detect whether the outer lid (20) is in the lid-closing position or the lid-opening position.

2. The pot cover assembly according to claim 1, wherein the detecting assembly comprises a cover closing signal sending part and a cover closing signal receiving part, when the cover closing signal receiving part receives the signal sent by the cover closing signal sending part, the outer pot cover (20) is in the cover closing position, and when the cover closing signal receiving part does not receive the signal sent by the cover closing signal sending part, the outer pot cover (20) is in the cover opening position.

3. The lid assembly of claim 2, wherein the lid closing signal emitting part is a touch part, and the lid closing signal receiving part is a microswitch (11);

one of the microswitch (11) and the trigger is arranged on the inner liner (10), and the other is arranged on the outer pot cover (20).

4. The lid assembly of claim 3, wherein the microswitch (11) is arranged on the inner liner (10) and the trigger is arranged on the outer lid (20).

5. The lid assembly of claim 4 wherein the trigger is a convex hull (21) provided at the edge of the outer lid (20).

6. Pot cover assembly according to claim 4, characterised in that the inner liner (10) is provided with positioning holes (12), the microswitch (11) being mounted in the positioning holes (12).

7. The lid assembly of claim 6, further comprising a pressure plate (30), wherein the microswitch (11) is pressed in the positioning hole (12) by the pressure plate (30).

8. The pot cover assembly according to claim 6, wherein the positioning hole (12) is provided at its periphery with an avoiding hole (13) communicating with the positioning hole (12), and the touching portion of the micro switch (11) protrudes from the avoiding hole (13).

9. The lid assembly of claim 2, wherein the lid closing signal emitting part is a magnetic element, the lid closing signal receiving part is a reed switch, the magnetic element is mounted on the outer lid (20), and the reed switch is mounted on the inner liner (10).

10. A cooking appliance comprising a lid assembly, wherein the lid assembly is as claimed in any one of claims 1 to 9.