CN210463154U

CN210463154U - Smoke exhaust ventilator

Info

Publication number: CN210463154U
Application number: CN201921010654.7U
Authority: CN
Inventors: 任富佳; 吕立丰; 钟平; 陈飞; 田丽丽; 吕春明; 余国成
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-05-05
Anticipated expiration: 2029-07-01

Abstract

The utility model provides a range hood relates to kitchen appliances technical field to alleviate the range hood's that exists among the prior art technical problem of the not ideal enough of oil absorption cigarette effect. The range hood comprises a fume collecting hood body, a shell component and a fan component, wherein two ventilation openings are formed in the fume collecting hood body, and a mesh enclosure is correspondingly installed at each ventilation opening; the baffle is installed on the smoke collection hood body, the baffle and the mesh enclosure are arranged oppositely, a space is reserved between the baffle and the mesh enclosure, the side portion of the baffle is provided with a side opening used for sucking oil smoke into the space, and a negative pressure area can be formed around the side opening. The oil smoke absorption effect of the range hood is greatly improved.

Description

Smoke exhaust ventilator

Technical Field

The utility model belongs to the technical field of the kitchen appliance technique and specifically relates to a range hood is related to.

Background

For most range hoods, the range hood mainly comprises a fan assembly, a shell assembly and a fume collecting hood assembly. Wherein, be equipped with the screen panel that is used for collecting and water conservancy diversion oil smoke in the collection petticoat pipe subassembly.

In the prior art, as shown in fig. 1, a method of disposing a mesh enclosure in a smoke collecting hood assembly is generally adopted. When the range hood arranged by the method works, oil smoke flows from two sides of the mesh enclosure to the middle, so that the smoke point of the oil smoke is far away from the mesh enclosure, and the smoke absorption effect of the range hood is not ideal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a range hood to alleviate the range hood's that exists among the prior art technical problem that the oil absorption cigarette effect is ideal inadequately.

The utility model provides a range hood, including the collection fume hood body, shell subassembly and fan subassembly, be equipped with two vents, every on the collection fume hood body the mesh enclosure is installed in vent department correspondence.

The oil fume collecting hood is characterized in that a baffle is installed on the fume collecting hood body, the baffle is opposite to the net cover, a space is reserved between the baffle and the net cover, a side opening used for sucking oil fume into the space is formed in the side portion of the baffle, and a negative pressure area can be formed around the side opening.

Furthermore, each mesh enclosure is correspondingly provided with one baffle.

Further, the baffle is close to one side at collection fume hood body middle part with collection fume hood body connects, just the space is followed collection fume hood body's middle part to collection fume hood body's both sides increase gradually.

Furthermore, the baffle adopts trapezoidal baffle, the long bottom edge of trapezoidal baffle is connected in the middle part of collection fume hood body.

Furthermore, the mesh enclosure is gradually inclined upwards from the middle part of the smoke collection hood body to two sides of the smoke collection hood body.

Furthermore, one baffle is correspondingly arranged on the two mesh enclosures.

Further, the baffle with the collection fume hood body is connected, just the space is followed the middle part of collection fume hood body to the both sides of collection fume hood body increase gradually.

Furthermore, the bottom of the smoke collection hood body is provided with a long strip-shaped oil cup for collecting residual oil, and the long strip-shaped oil cup extends along the left and right directions of the smoke collection hood body.

Further, the strip-shaped oil cup is fixed on the smoke collection hood body through a support.

Furthermore, one side of the baffle, which is close to the long strip-shaped oil cup, is located at the cup opening of the long strip-shaped oil cup, and is used for guiding the residual oil on the baffle into the long strip-shaped oil cup.

Has the advantages that:

the utility model provides a range hood at the during operation, the oil smoke gets into the collection petticoat pipe body under the effect of fan subassembly, and then gets into the space by the negative pressure region around the side opening, at last through the internal discharge of corresponding screen panel from collection petticoat pipe. Because the range hood is provided with the two ventilation openings, and the mesh enclosure is correspondingly arranged at each ventilation opening, on one hand, the distance between the smoke suction opening and the kitchen range is closer, and the smoke suction effect is improved; on the other hand, because the baffle add make the side opening of baffle form the negative pressure region that is used for inhaling the oil smoke around the side opening, this negative pressure region compares with only setting up the screen panel among the prior art, and the negative pressure region in this range hood obviously increases, therefore greatly increased range hood's oil absorption area, and then promoted range hood's oil absorption cigarette effect greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a prior art extractor hood;

fig. 2 is a schematic structural diagram of a range hood provided in an embodiment of the present invention, wherein an arrow indicates a schematic path of oil smoke;

fig. 3 is a schematic view of a split structure of a range hood according to an embodiment of the present invention;

fig. 4 is a schematic view of the installation position of the range hood and the gas range, wherein the range hood shows the internal structure;

fig. 5 is a schematic structural diagram of the range hood shown in fig. 4, wherein arrows indicate a schematic flow direction of oil;

fig. 6 is a side view of the range hood showing the internal structure, wherein the arrows show the schematic flow direction of oil.

Icon:

100-a smoke collection cover body; 200-a housing assembly; 300-a fan assembly; 400-mesh enclosure; 500-a baffle; 600-long strip-shaped oil cup; 700-bracket.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

The present embodiment provides a range hood, as shown in fig. 2 to 4, the range hood includes a smoke collection hood body 100, a housing assembly 200 and a fan assembly 300, two ventilation openings are provided on the smoke collection hood body 100, and a mesh enclosure 400 is correspondingly installed at each ventilation opening; the baffle 500 is installed on the smoke collection cover body 100, the baffle 500 is arranged opposite to the mesh enclosure 400, a space is reserved between the baffle 500 and the mesh enclosure 400, the side portion of the baffle 500 is provided with a side opening used for sucking oil smoke into the space, and a negative pressure area can be formed around the side opening.

The range hood that this embodiment provided, at the during operation, the oil smoke gets into collection fume hood body 100 under the effect of fan subassembly, and then gets into the space by the negative pressure region around the side opening, discharges in following collection fume hood body 100 through corresponding screen panel 400 at last. Because the range hood is provided with the two ventilation openings, and the mesh enclosure 400 is correspondingly arranged at each ventilation opening, on one hand, the distance between the smoke suction opening and the kitchen range is closer, and the smoke suction effect is improved; on the other hand, because the setting up of baffle 500 makes the negative pressure region that is used for inhaling the oil smoke form around the side opening of baffle 500, this negative pressure region compares with only setting up the screen panel among the prior art, and the negative pressure region in this range hood obviously increases, therefore greatly increased range hood's oil absorption area, and then promoted range hood's oil absorption cigarette effect greatly.

It should be noted that: the smoke collection cover body 100 is connected with the housing assembly 200 through a connecting plate, the fan assembly 300 is installed in the housing assembly 200 through screws, and when the range hood works, oil smoke enters an air duct in the housing assembly 200 through the fan assembly 300 and is discharged from the air duct.

In this embodiment, one baffle 500 is disposed for each mesh enclosure 400.

As shown in fig. 2, one side of the baffle 500 near the middle of the smoke collection cover 100 is connected to the smoke collection cover 100, and the space gradually increases from the middle of the smoke collection cover 100 to both sides of the smoke collection cover 100 to further increase the negative pressure area.

Referring to fig. 2, the mesh enclosure 400 is inclined upward from the middle of the smoke collection enclosure 100 to the two sides of the smoke collection enclosure 100, so that the space is gradually increased from the middle of the smoke collection enclosure 100 to the two sides of the smoke collection enclosure 100.

Referring to fig. 2 again, the negative pressure region has three adjacent side openings for allowing the oil smoke to enter the negative pressure region from three sides of the negative pressure region, wherein arrows shown in fig. 2 indicate that the oil smoke enters the negative pressure region from three sides of the negative pressure region.

It should be noted that the arrangement of the baffle 500 capable of forming three side openings may be various. In one embodiment, with continued reference to fig. 2, the baffle 500 has four edges, one of which is connected to the fume collecting hood 100, and the remaining three edges are separated from the fume collecting hood 100 by gaps, thereby forming three side openings.

In this embodiment, as shown in fig. 2 or fig. 3, the baffle 500 is a trapezoidal baffle, and the long bottom edge of the trapezoidal baffle is connected to the middle of the fume collecting cover body 100, and this arrangement can facilitate guiding the oil fume into the negative pressure region, thereby improving the effect of absorbing the oil fume.

For example: on trapezoidal baffle passed through screw collection smoke cover body 100, the dismouting of baffle 500 of being convenient for of this kind of mode can carry out the dismouting to screen panel 400 after baffle 500 dismantles simultaneously, the washing, the maintenance of screen panel 400 of being convenient for.

Of course, it should be noted that the fixing manner of the baffle 500 may not be limited, and other fixing manners may also be adopted, which are not listed here.

It should be noted that, according to the open channel flow principle in the prior art, the baffle 500 is set to be a trapezoidal baffle in this embodiment, and the trapezoidal baffle is verified to be the optimal smoking section, which is more favorable for the entering of the oil smoke.

It should be noted that, for the range hood with two smoke collecting cavities, compared with the range hood shown in fig. 1, on one hand, the range hood with two smoke collecting cavities can shorten the time for the oil smoke to enter the negative pressure region because the two ventilation openings are respectively arranged opposite to the two cooktops on the gas stove, that is, the two mesh enclosures 400 and the two baffles 500 are respectively arranged opposite to the two cooktops on the gas stove, thereby further improving the effect of oil smoke absorption; on the other hand, the range hood with the two smoke collecting cavities is provided with two negative pressure areas, oil smoke generated by cooking on each cooking bench enters the corresponding negative pressure areas, the time for the oil smoke to reach the two negative pressure areas is short, the area for absorbing the oil smoke can be enlarged better, and the effect of absorbing the oil smoke is greatly improved.

In addition to the above embodiments, the baffle 500 has the following layout: two screens 400 are provided with a baffle 500 (not shown in the drawings). Specifically, the baffle 500 is connected to the smoke collection cover 100, and the space gradually increases from the middle of the smoke collection cover 100 to both sides of the smoke collection cover 100.

In this embodiment, as shown in fig. 5 and 6, an elongated oil cup 600 for collecting residual oil is provided at the bottom end of the smoke collection cover 100, and the elongated oil cup 600 extends in the left-right direction of the smoke collection cover 100.

It should be noted that: the left-right direction of the range hood mentioned above means that the left side of the range hood is the left direction and the right side of the range hood is the right direction as shown in fig. 3.

The long-strip-shaped oil cup 600 is fixed on the smoke collection cover body 100 through the bracket 700.

Specifically, the bracket 700 is fixed to the smoke collection cover 100 by rivets, and the elongated oil cup 600 is fixed to the smoke collection cover 100 by the bracket 700.

It should be noted that the structural form of the bracket 700 is not limited, and the structural form that the long-strip-shaped oil cup 600 can be fixed on the smoke collection hood body 100 is within the protection scope of the present invention. Of course, the elongated oil cup 600 may also be directly fixed to the smoke collection cover 100.

As shown in fig. 6, one side of the baffle 500 close to the elongated oil cup 600 is located at the cup opening of the elongated oil cup 600, and is used for guiding the residual oil on the baffle 500 into the elongated oil cup 600.

In the range hood, oil in the housing assembly 200 and the fan assembly 300 directly enters the strip-shaped oil cup 600 through holes in the connecting plate.

Alternatively, the oil in the housing assembly and fan assembly 300 passes through holes in the connection plate to the two mesh caps 400.

Wherein, a part of the oil smoke is directly attached to the mesh enclosure 400 in the process of being sucked away.

As shown in fig. 6, the arrows in fig. 6 indicate that the oil adhered to the mesh cap 400 falls down onto the baffle 500 by gravity and flows along the baffle 500 into the elongated oil cup 600.

It should be noted that, the three-dimensional model of the range hood in this embodiment is subjected to simulation, and the simulation result shows that the cooking fume generated by cooking can directly enter the range hood along the baffle 500, so that the overflow of the cooking fume can be effectively controlled.

It should also be noted that:

1. the size, shape and position of the smoke collecting cavity in the range hood can be unlimited.

2. The materials, sizes and shapes of the mesh enclosure 400 and the baffle 500 are not limited.

3. The range hood in the embodiment can be a ceiling-mounted range hood.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A range hood, comprising: the smoke collection hood comprises a smoke collection hood body (100), a shell assembly (200) and a fan assembly (300), wherein two ventilation openings are formed in the smoke collection hood body (100), and a mesh enclosure (400) is correspondingly installed at each ventilation opening;

install baffle (500) on collection smoke cover body (100), baffle (500) with screen panel (400) set up relatively, just baffle (500) with leave the space between screen panel (400), the lateral part of baffle have be used for to inhale the side opening of oil smoke in the space, can form the negative pressure region around the side opening.

2. The range hood according to claim 1, wherein each mesh enclosure (400) is provided with one baffle (500).

3. The range hood according to claim 2, wherein one side of the baffle (500) near the middle of the fume collecting hood body (100) is connected to the fume collecting hood body (100), and the space is gradually increased from the middle of the fume collecting hood body (100) to two sides of the fume collecting hood body (100).

4. The range hood according to claim 2 or 3, wherein the baffle (500) is a trapezoidal baffle, and the long bottom edge of the trapezoidal baffle is connected to the middle part of the fume collecting hood body (100).

5. The range hood according to claim 1, wherein the mesh enclosure (400) is inclined upward from the middle of the fume collecting hood body (100) to the two sides of the fume collecting hood body (100).

6. The range hood according to claim 1, wherein one baffle (500) is correspondingly arranged on two mesh hoods (400).

7. The range hood according to claim 6, wherein the baffle (500) is connected to the fume collecting hood body (100), and the space is gradually increased from the middle of the fume collecting hood body (100) to two sides of the fume collecting hood body (100).

8. The range hood according to any one of claims 1-3, wherein the bottom end of the fume collecting hood body (100) is provided with an elongated oil cup (600) for collecting residual oil, and the elongated oil cup (600) extends along the left-right direction of the fume collecting hood body (100).

9. The range hood according to claim 8, wherein the elongated oil cup (600) is fixed on the fume collection hood body (100) through a bracket (700).

10. The range hood according to claim 8, wherein a side of the baffle (500) close to the elongated oil cup (600) is located at a cup opening of the elongated oil cup (600) for guiding the residual oil on the baffle (500) into the elongated oil cup (600).