CN213810768U

CN213810768U - Range hood with double air inlet nets

Info

Publication number: CN213810768U
Application number: CN202022322184.7U
Authority: CN
Inventors: 孔维通; 莫康赞; 廖毅宇; 刘保中
Original assignee: Chinabest Home Appliances Co Ltd
Current assignee: Chinabest Home Appliances Co Ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-07-27
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a range hood of two air inlet nets, including the wind cabinet subassembly, collection cigarette subassembly and oil cup, collection cigarette subassembly is including collection cigarette housing and movable panel, be provided with big air inlet net and little air inlet net on the collection cigarette housing, movable panel has the first station that makes little air inlet net air inlet and makes the second station of big air inlet net air inlet, be provided with the panel support that extends to collection cigarette housing inside on the movable panel, panel support connection has the drive arrangement that can drive movable panel and can reciprocate between first station and second station, the oil cup pushes away through one and inserts structural connection in the bottom of collection cigarette housing so that the oil cup can extract from collection cigarette housing under the effect of external force. When the range hood is started to be in a low-gear running state, the large air inlet net is blocked, air enters through the small air inlet net, the air inlet area is the smallest, the air speed of the air can be increased, the suction force is increased, and the effect of gathering smoke is enhanced.

Description

Range hood with double air inlet nets

Technical Field

The utility model relates to a range hood of two air inlet nets.

Background

When cooking, for cooking different dishes, the conditions that the oil smoke amount is sometimes large and the oil smoke amount is sometimes small often exist, when the oil smoke amount is large, the fan is turned on to quickly exhaust the oil smoke at a high speed, and when the oil smoke amount is small, the fan is turned on to exhaust the oil smoke at a low speed.

The filter screen installed at the air inlet screen of most of the existing range hoods cannot adjust the air inlet area according to the oil smoke size, and under the condition of low speed, the air inlet area is unchanged, the air speed is low, the suction force is small, and the condition of oil smoke gathering is easily caused.

In addition, the oil cup on the existing range hood is installed on the smoke collection assembly through fasteners such as screws or bolts, and the corresponding screws or bolts need to be detached when the accumulated oil in the oil cup is poured out after the oil cup is detached, so that the range hood is very troublesome.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a range hood with double air inlet nets and adjustable air inlet net size.

The utility model discloses a solve its technical problem and the technical scheme who adopts is:

a range hood with double air inlet nets comprises an air cabinet component, a smoke collecting component and an oil cup, wherein the smoke collecting component comprises a smoke collecting cover shell and a movable panel, the smoke collecting cover shell is provided with a large air inlet net and a small air inlet net, the movable panel is provided with a first station and a second station, the movable panel shields the large air inlet net and exposes the small air inlet net when being positioned at a first station, the movable panel shields the small air inlet net and exposes the large air inlet net when being positioned at the second station, the movable panel is provided with a panel bracket extending to the interior of the smoke collecting cover shell, the panel bracket is connected with a driving device which can drive the movable panel to move up and down between a first station and a second station, the oil cup is connected to the bottom of the smoke collection housing through a push-insert structure so that the oil cup can be pulled out of the smoke collection housing under the action of external force.

Preferably, a first position switch and a second position switch are arranged in the smoke collection housing, when the movable panel moves to a first station, the panel bracket triggers the first position switch to power off the driving device, and when the movable panel moves to a second station, the panel bracket triggers the second position switch to power off the driving device.

Preferably, the front side of the smoke collecting cover shell is provided with an inner concave part, the width of the opening of the inner concave part is gradually reduced from the front to the back, and the small air inlet net is arranged on the side wall of the inner concave part.

Preferably, the driving device comprises a motor arranged in the smoke collection housing, and the motor is connected with the panel bracket through a screw rod pair.

Preferably, the panel bracket is connected to the smoke collection housing by a guide rail mechanism capable of guiding up and down.

Preferably, the guide rail mechanism includes a fixed guide rail fixedly connected to the smoke collection housing, and a movable guide rail slidably engaged with the fixed guide rail, and the panel bracket is fixedly connected to the movable guide rail.

Preferably, the fixed guide rail is provided with a guide groove, and the movable guide rail is arranged in the guide groove in a vertically sliding manner.

Preferably, the pushing and inserting structure comprises an insertion groove arranged at the bottom of the smoke collection housing and a flanging arranged on the oil cup and capable of being inserted into the insertion groove.

Preferably, the smoke collecting cover shell comprises a bottom shell, wherein the bottom shell is fixedly provided with a push-insert connecting piece, the push-insert connecting piece comprises a first transverse plate, a second transverse plate and a vertical plate, the first transverse plate is tightly attached to the bottom shell, the second transverse plate is lower than the first transverse plate, the vertical plate is connected between the first transverse plate and the second transverse plate, and the slot is formed among the second transverse plate, the vertical plate and the bottom shell.

Preferably, the second transverse plate is provided with an elastic sheet capable of pressing the flanging.

The utility model has the advantages that:

firstly, when the range hood is started to be in a high-speed operating state, the fan operates at the highest rotating speed, the movable panel is positioned at the second station shown in figure 2, the small air inlet net is blocked, air enters through the large air inlet net, the air inlet area is the largest at the moment, and the best smoke gathering state, the largest air quantity and the best oil smoke discharging effect are realized. When the range hood is in a low-gear running state, the fan runs at a low rotating speed, the motor drives the movable panel to move downwards to the first station shown in the figure 1, the large air inlet net is blocked at the moment, air enters through the small air inlet net, the air inlet area is the smallest at the moment, the air speed of the air inlet can be improved, the suction force is increased, the effect of gathering smoke is enhanced, and the economical energy-saving state and the best mute effect state are realized.

And secondly, the small air inlet net is arranged in the inner concave part, so that the effect of gathering the smoke can be further enhanced.

And thirdly, the oil cup is connected to the bottom of the smoke collecting housing through a push-plug structure, the oil cup is pushed slightly, the flanging of the oil cup is separated from the slot, the oil cup can be taken out, the oil cup can be replaced or the accumulated oil in the oil cup can be poured out conveniently, after the accumulated oil in the oil cup is poured out, the flanging of the oil cup is inserted into the slot, and the oil cup can be installed conveniently and quickly.

And fourthly, the elastic sheet arranged on the second transverse plate is adopted to compress the oil cup, so that the stability of the oil cup can be kept, and the oil cup is prevented from being separated from the smoke collecting housing due to the vibration generated by the fan.

Drawings

FIG. 1 is a schematic structural diagram of a range hood in a low gear;

FIG. 2 is a schematic structural diagram of the range hood in a high gear;

FIG. 3 is an exploded view of the extractor hood with the hood box assembly omitted;

FIG. 4 is a rear elevational view of the range hood with the hood housing assembly and smoke collection assembly portions omitted;

FIG. 5 is an enlarged view of portion B of FIG. 4;

FIG. 6 is an enlarged view of portion A of FIG. 3;

fig. 7 is a schematic view of a connection structure of the oil cup and the smoke collecting cover.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly. In addition, the descriptions related to "preferred", "less preferred", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "preferred" or "less preferred" may explicitly or implicitly include at least one such feature.

Referring to fig. 1 to 7, an embodiment of the present invention provides a range hood with dual air inlet nets, which includes an air cabinet assembly 1, the smoke collection assembly comprises a smoke collection housing 2 and a movable panel 3, a large air inlet net 201 and a small air inlet net 204 are arranged on the smoke collection housing 2, the movable panel 3 is provided with a first station shown in figure 1 and a second station shown in figure 2, the movable panel 3 shields the large air inlet net 201 and exposes the small air inlet net 204 when being positioned at the first station, the movable panel 3 shields the small air inlet net 204 and exposes the large air inlet net 201 when being positioned at the second station, a panel support 31 extending to the inside of the smoke collection housing 2 is arranged on the movable panel 3, the panel support 31 is connected with a driving device capable of driving the movable panel 3 to move up and down between the first station and the second station, and the oil cup 7 is connected to the bottom of the smoke collection housing 2 through a push-and-insert structure so that the oil cup 7 can be pulled out of the smoke collection housing 2 under the action of external force.

Preferably, the driving device comprises a motor 4 arranged in the smoke collecting cover 2, and the motor 4 is connected with the panel bracket 31 through a screw rod pair 5.

In order to limit the range of travel of the movable panel 3, a first position switch 203 and a second position switch 202 are provided in the smoke collection housing 2, when the movable panel 3 moves to the first station, the panel bracket 31 triggers the first position switch 203 to power off the driving device, and when the movable panel 3 moves to the second station, the panel bracket 31 triggers the second position switch 202 to power off the driving device. Specifically, the first position switch 203 is located on the lower side of the panel bracket 31, and the second position switch 202 is located on the upper side of the panel bracket 31.

The panel holder 31 is connected to the smoke collection housing 2 by a guide mechanism which can be guided vertically. The guide rail mechanism can guide the movable panel 33, and improve the smoothness of the movement. In order to maintain balance, two sets of rail mechanisms are provided, which are provided at the left and right portions of the smoke collection housing 22, respectively.

Preferably, the guide rail mechanism includes a fixed guide rail 61 fixedly connected to the smoke collection cover 22, and a movable guide rail 62 slidably fitted to the fixed guide rail 61, and the panel bracket 31 is fixedly connected to the movable guide rail 62. Specifically, the fixed rail 61 is provided with a guide groove, and the movable rail 62 is slidably disposed in the guide groove.

When the range hood is started to operate at a high-speed gear, the fan operates at the highest rotating speed, the movable panel 3 is positioned at the second station shown in fig. 2, the small air inlet net 204 is blocked, air enters through the large air inlet net 201, the air inlet area is the largest at the moment, and the best smoke collecting state, the largest air quantity and the best oil smoke discharging effect are achieved. When the range hood is started to be in a low-gear running state, the fan runs at a low rotating speed, the motor 4 drives the movable panel 3 to move downwards to the first station shown in the figure 1, the large air inlet net 201 is blocked at the moment, air enters through the small air inlet net 204, the air inlet area is minimum at the moment, the air speed of the air inlet can be improved, the suction force is increased, the effect of gathering smoke is enhanced, and the economical energy-saving state and the best mute effect state are realized.

Further, the front side of the smoke collecting cover shell 2 is provided with an inner concave part 205, the width of the opening of the inner concave part 205 is gradually reduced from the front to the back, and the small air inlet net 204 is arranged on the side wall of the inner concave part 205. The small air inlet net 204 is arranged at the inner concave part, so that the effect of gathering the smoke can be further enhanced.

Referring to fig. 6 and 7, the push-insert structure includes an insertion groove 206 disposed at the bottom of the smoke collection housing 2, and a flange 71 disposed on the oil cup 7 and capable of being inserted into the insertion groove 206.

Specifically, the smoke collection housing 2 includes a bottom case 21, the bottom case 21 is fixed with a push-and-pull connecting member 8, the push-and-pull connecting member 8 includes a first horizontal plate 81 tightly fixed to the bottom case 21, a second horizontal plate 82 lower than the first horizontal plate 81, and a vertical plate 83 connected between the first horizontal plate 81 and the second horizontal plate 82, and the slot 206 is formed between the second horizontal plate 82, the vertical plate 83, and the bottom case 21.

The utility model discloses in, promote oil cup 7 gently, make oil cup 7's turn-ups 71 deviate from in foretell slot 206 and can take out oil cup 7, be convenient for change oil cup 7 or pour out the long-pending oil in the oil cup 7. After the accumulated oil in the oil cup 7 is poured out, the flanging 71 of the oil cup 7 is inserted into the slot 206, and then the installation of the oil cup 7 can be completed.

Furthermore, the second horizontal plate 82 is provided with a spring plate 821 capable of pressing the flange 71. Adopt shell fragment 821 to compress tightly oil cup 7, can keep oil cup 7's stability, avoid the vibration that the fan produced to lead to oil cup 7 and collection cigarette housing 2 to break away from.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The range hood with the double air inlet nets is characterized by comprising an air cabinet component (1), a smoke collection component and an oil cup (7), wherein the smoke collection component comprises a smoke collection housing (2) and a movable panel (3), a large air inlet net (201) and a small air inlet net (204) are arranged on the smoke collection housing (2), the movable panel (3) is provided with a first station and a second station, the movable panel (3) shields the large air inlet net (201) and enables the small air inlet net (204) to be exposed when being positioned at the first station, the movable panel (3) shields the small air inlet net (204) and enables the large air inlet net (201) to be exposed when being positioned at the second station, a panel support (31) extending to the inside of the smoke collection housing (2) is arranged on the movable panel (3), and the panel support (31) is connected with a driving device capable of driving the movable panel (3) to move up and down between the first station and the second station, the oil cup (7) is connected to the bottom of the smoke collection housing (2) through a push-insert structure so that the oil cup (7) can be pulled out of the smoke collection housing (2) under the action of external force.

2. The range hood with the double air inlet nets according to claim 1, wherein a first position switch (203) and a second position switch (202) are arranged in the smoke collection housing (2), when the movable panel (3) moves to a first station, the panel bracket (31) triggers the first position switch (203) to power off the driving device, and when the movable panel (3) moves to a second station, the panel bracket (31) triggers the second position switch (202) to power off the driving device.

3. The range hood with the double air inlet nets as claimed in claim 1, wherein the front side of the fume collecting housing (2) is provided with an inner concave portion (205), the opening width of the inner concave portion (205) is gradually reduced from front to back, and the small air inlet net (204) is arranged on the side wall of the inner concave portion (205).

4. The range hood with the double air inlet nets as claimed in claim 1, wherein the driving device comprises a motor (4) arranged in the fume collecting housing (2), and the motor (4) is connected with the panel bracket (31) through a screw rod pair (5).

5. The range hood with double air inlet nets according to claim 1, wherein the panel bracket (31) is connected with the fume collecting hood shell (2) through a guide rail mechanism capable of guiding up and down.

6. The range hood with the double air inlet nets according to claim 5, wherein the guide rail mechanism comprises a fixed guide rail (61) fixedly connected with the smoke collection housing (2) and a movable guide rail (62) in sliding fit with the fixed guide rail (61), and the panel bracket (31) is fixedly connected with the movable guide rail (62).

7. The range hood with double air inlet nets according to claim 6, wherein the fixed guide rail (61) is provided with a guide groove, and the movable guide rail (62) is arranged in the guide groove in a vertically sliding manner.

8. The range hood with the double air inlet nets according to claim 1, wherein the pushing and inserting structure comprises an inserting groove (206) arranged at the bottom of the smoke collection housing (2) and a flanging (71) arranged on the oil cup (7) and capable of being inserted into the inserting groove (206).

9. The range hood with the double air inlet nets according to claim 8, wherein the smoke collection housing (2) comprises a bottom shell (21), the bottom shell (21) is fixed with a push-plug connecting piece (8), the push-plug connecting piece (8) comprises a first transverse plate (81) tightly attached and fixed with the bottom shell (21), a second transverse plate (82) lower than the first transverse plate (81), and a vertical plate (83) connected between the first transverse plate (81) and the second transverse plate (82), and the insertion groove (206) is formed among the second transverse plate (82), the vertical plate (83) and the bottom shell (21).

10. The range hood with the double air inlet nets according to claim 9, wherein the second transverse plate (82) is provided with an elastic sheet (821) capable of pressing the flanging (71).