CN219433349U - Double-fan range hood - Google Patents

Abstract

The utility model provides a double-fan range hood, which belongs to the technical field of kitchen appliances and comprises a box body, a fan assembly, a smoke collecting cavity assembly and a cavity separating structure, wherein the fan assembly is arranged in the box body; the smoke collecting cavity component can be connected with the accommodating cavity in a lifting manner; the cavity separating structure is positioned in the accommodating cavity and comprises a baffle, one end of the baffle is connected with the box body, and the other end of the baffle is rotationally connected with the smoke collecting cavity component; the smoke collecting cavity assembly is configured to be a power source of a baffle plate, the baffle plate is used for separating the accommodating cavity, and the double-fan range hood is provided with a first working condition and a second working condition. The utility model utilizes the smoke collecting cavity component to automatically drive the baffle to move, does not need an additional power source, can avoid the mutual interference of air flows between two fans, and can also realize the design requirement of 'full hidden' of the smoke collecting cavity.

Description

Double-fan range hood

Technical Field

The utility model relates to the technical field of kitchen appliances, in particular to a double-fan range hood.

Background

In recent years, the concept of 'near suction' which is smaller in size, has a smoke suction port closer to a stove and does not run smoke is continuously improved in the attention of the kitchen electric market, and the market of range hoods is gradually focused on the concept of 'near suction' and 'ultra-thin'. From the market of the integral range hood, ultrathin near-suction style products become the fastest-speed-increasing products.

The double-fan range hood adopts the parallel-connection wind cabinets, and compared with the traditional single-wind-cabinet range hood, the double-fan range hood can achieve the same air quantity at a lower impeller rotating speed, and can enable a user to obtain better product use experience. In order to further reduce the height of the range hood, the fume collecting cavity is designed to be telescopic, namely, when the range hood works, the fume collecting cavity extends downwards; when the range hood does not work, the smoke collecting cavity is retracted upwards, so that the 'full hidden' design is realized.

When the range hood with the design works, as the smoke collecting cavity extends out of the box body, a large cavity is formed in the position originally used for accommodating the smoke collecting cavity, and when two motors of the range hood with double motors work simultaneously or are opened singly, air flows can mutually interfere, so that the smoke exhausting efficiency is reduced.

The fixed baffle is directly designed in the large cavity, so that the telescopic function of the smoke collecting cavity can be influenced, and the 'totally hidden' design requirement of the smoke collecting cavity can not be realized.

Disclosure of Invention

The utility model aims to provide a double-fan range hood, which utilizes a smoke collecting cavity component to automatically drive a baffle to move, does not need an additional power source, can separate a containing cavity to form two independent air inlet parts, avoids mutual interference of air flows between two fans, can improve the efficiency of smoke extraction, and can also realize the design requirement of 'total hidden' of the smoke collecting cavity.

In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:

according to one aspect of the present utility model, a dual fan range hood is provided. The double-fan range hood comprises:

a case;

the fan assembly is arranged in the box body and comprises two fans, wherein a containing cavity is arranged between the box body and the air inlet end of the fan assembly;

the smoke collecting cavity component can be connected with the accommodating cavity in a lifting manner;

the cavity separating structure is positioned in the accommodating cavity and comprises a baffle, wherein one end of the baffle is connected with the box body, and the other end of the baffle is rotationally connected with the smoke collecting cavity component;

the smoke collecting cavity assembly is configured to be a power source of the baffle, the baffle is used for separating the accommodating cavity, and the double-fan range hood has a first working condition and a second working condition.

According to an embodiment of the utility model, in the first working condition, the double-fan range hood is in a non-working state, and the smoke collecting cavity assembly and the cavity separating structure are both contained in the containing cavity;

when the smoke collecting cavity assembly moves to the outer side of the accommodating cavity, the cavity separating structure divides the accommodating cavity into two sub-cavities, and the two sub-cavities are respectively communicated with the air inlet ends of the two fans.

According to an embodiment of the present utility model, the cavity-dividing structure includes:

the guide assembly is connected with the box body and the fan assembly, wherein the baffle is connected with the guide assembly in a sliding manner and used for guiding the movement of the baffle;

the baffle plate can divide the accommodating cavity into two subchambers by matching the smoke collecting cavity component with the guide component.

According to an embodiment of the utility model, the guide assembly comprises:

the guide rail is fixedly connected to the inside of the box body;

the guide sleeve is sleeved on the periphery of the guide rail so as to slide along the guide rail, and the baffle is hinged to the guide sleeve;

when the smoke collecting cavity component moves, the baffle plate can be driven to slide along the guide rail.

According to an embodiment of the utility model, the smoke collecting chamber assembly comprises:

the smoke collecting cavity comprises two smoke collecting cavity channels, wherein the sub-cavity is communicated with the fan and the smoke collecting cavity channels;

the panel is connected with the smoke collecting cavity;

the smoke collecting cavity is provided with a rotating shaft at one side close to the baffle plate, and the baffle plate is rotationally connected with the rotating shaft.

According to an embodiment of the present utility model, the device further comprises a limiting assembly, wherein the limiting assembly comprises:

the limiting block is arranged on the guide rail to limit the movement range of the guide sleeve.

According to an embodiment of the present utility model, in the first working condition, the baffle is parallel or non-perpendicular to the guide rail.

According to an embodiment of the present utility model, an angle between a plane of the baffle and an axis of the guide rail is θ1, where θ1< 0 °.

According to an embodiment of the present utility model, in the second working condition, an included angle between a plane where the baffle is located and an axis of the guide rail is θ2, where θ2 is 0 ° < θ2<20 °.

One embodiment of the present utility model has the following advantages or benefits:

according to the utility model, the movement of the baffle is driven by the movement of the smoke collecting cavity assembly, and the synchronous movement of the smoke collecting cavity assembly and the baffle can be automatically realized without an additional power source; under the hidden function of not influencing collection cigarette chamber subassembly, through the baffle can with hold the chamber and separate and form two independent air inlet parts, avoid two the air current between the fan can the mutual interference, can improve the efficiency of oil smoke.

According to the control method of the double-fan range hood, the baffle is driven to move through the movement of the smoke collecting cavity component, no additional power source is needed, the space of the accommodating cavity is fully utilized, when the double-fan range hood is in a working state, the accommodating cavity can be separated into the left independent air duct and the right independent air duct, mutual interference of 2 fans under the condition that the two fans do not work simultaneously can be avoided, and the efficiency of oil smoke extraction is improved; when the double-fan range hood is in a non-working state, the baffle can give way to the smoke collecting cavity, so that the smoke collecting cavity can be completely hidden in the box body.

Drawings

The above and other features and advantages of the present utility model will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.

Fig. 1 is a schematic diagram of a dual fan range hood according to an exemplary embodiment.

Fig. 2 is an exploded view of a dual fan range hood according to an exemplary embodiment.

Fig. 3 is a schematic illustration of the connection of a smoke collecting chamber assembly and a subchamber structure, according to an exemplary embodiment.

Fig. 4 is a schematic diagram illustrating the connection of a split-cavity structure, a smoke collecting cavity assembly, and a dual-blower range hood in a first operating mode according to an exemplary embodiment.

Fig. 5 is a schematic diagram illustrating the connection of the split-cavity structure, the smoke collecting cavity assembly, and the dual blower range hood in a second operating mode according to an exemplary embodiment.

Fig. 6 is a schematic diagram illustrating operation of a dual fan range hood according to an exemplary embodiment.

Wherein reference numerals are as follows:

1. a case; 100. a receiving chamber;

2. a fan assembly; 21. a blower;

3. a smoke collecting cavity component; 31. a smoke collecting cavity; 310. a smoke collecting cavity channel; 32. a panel;

4. a cavity dividing structure; 41. a baffle; 42. a guide assembly; 421. a guide rail; 422. and (5) guiding the sleeve.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.

The terms "a," "an," "the," and "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. in addition to the listed elements/components/etc.

As shown in fig. 1 to 5, fig. 1 shows a schematic diagram of a dual-fan range hood provided by the utility model. Fig. 2 shows an exploded view of the dual fan range hood provided by the present utility model. Fig. 3 shows a schematic connection diagram of the smoke collecting cavity assembly 3 and the cavity dividing structure 4 provided by the utility model. Fig. 4 is a schematic diagram illustrating connection of the cavity splitting structure 4, the smoke collecting cavity assembly 3 and the double fan range hood in a first working condition according to an exemplary embodiment. Fig. 5 shows a schematic diagram of connection between the cavity separating structure 4, the smoke collecting cavity assembly 3 and the double-fan range hood under the second working condition.

The embodiment of the utility model provides a double-fan range hood, which comprises:

a case 1;

the fan assembly 2 is arranged in the box body 1 and comprises two fans 21, wherein a containing cavity 100 is arranged between the box body 1 and the air inlet end of the fan assembly 2;

the smoke collecting cavity component 3 is connected with the accommodating cavity 100 in a lifting manner;

the cavity separating structure 4 is positioned in the accommodating cavity 100 and comprises a baffle 41, wherein one end of the baffle 41 is connected with the box body 1, and the other end of the baffle 41 is rotatably connected with the smoke collecting cavity assembly 3;

wherein, collection chamber subassembly 3 is configured as the power supply of baffle 41, and baffle 41 is used for separating and holds chamber 100, and two fan range hoods have first operating mode and second operating mode.

The motion of the integrated assembly 3 is used as a power source of the baffle 41, and the baffle 41 is driven to synchronously move in the motion process of the smoke collecting cavity assembly 3, so that the baffle 41 can separate the accommodating cavities 100;

the double-fan range hood has a first working condition and a second working condition; when the first working condition is that the double-fan range hood is in a non-working state, the smoke collecting cavity assembly 3 moves upwards into the accommodating cavity 100, the baffle plates 41 are all arranged on the upper portion of the accommodating cavity 100, at this time, the smoke collecting cavity assembly 3 and the cavity separating structure 4 are all arranged in the accommodating cavity 100, and the design requirement of 'total hiding' of the smoke collecting cavity assembly is achieved.

When the double-fan range hood is in a working state under a second working condition, the smoke collecting cavity assembly 3 moves downwards to the outside of the accommodating cavity 100, at the moment, the accommodating cavity 100 is converted into a part of an air inlet channel, and then moves between the two fans 21, the baffle 41 can separate the accommodating cavity 100 to form independent air inlet parts respectively corresponding to the two fans 21, so that the air flows can be mutually interfered when the two fans 21 work simultaneously (but different in power) or are singly opened, and the efficiency of oil smoke extraction can be improved.

In addition, the motion of the baffle 41 is driven by the motion of the smoke collecting cavity assembly 3, an additional power source is not needed, the synchronization of the motion of the smoke collecting cavity assembly 3 and the baffle 41 can be automatically realized, and the device is simple in structure and convenient to operate.

In a preferred embodiment of the present utility model, in the first working condition, the dual-fan range hood is in a non-working state, and the smoke collecting cavity assembly 3 and the cavity separating structure 4 are both contained in the accommodating cavity 100;

in the second working condition, the double-fan range hood is in a working state, and when the smoke collecting cavity assembly 3 moves to the outer side of the accommodating cavity 100, the accommodating cavity 100 is divided into two sub-cavities by the cavity dividing structure 4, and the two sub-cavities are respectively communicated with the air inlet ends of the two fans 21.

As shown in fig. 1-5, when the double-fan range hood is in the first working condition, the smoke collecting cavity assembly 3 and the cavity separating structure 4 are both positioned in the accommodating cavity 100; when the double-fan range hood moves to the outer side of the accommodating cavity 100 in the second working condition, the accommodating cavity 100 is divided into two sub-cavities by the cavity separating structure 4, the two sub-cavities are respectively communicated with air inlet ends of the two fans 21, so that the two sub-cavities can be prevented from being used as left independent air channels and right independent air channels, the two sub-cavities respectively correspond to the two fans 21, mutual interference of the 2 fans under different working conditions can be avoided, and the efficiency of oil smoke extraction is improved. This application has solved in the two fan range hoods, when the gas collecting cavity 31 can hide in box 1 completely, the mutual interference problem when two fans 21 are operated simultaneously or different time of operation as well.

In a preferred embodiment of the utility model, the cavity-dividing structure 4 comprises:

a guide assembly 42 connected to the case 1 and the fan assembly 2, wherein the baffle 41 is slidably connected to the guide assembly 42 for guiding the movement of the baffle 41;

wherein, through the cooperation of collection chamber subassembly 3 and direction subassembly 42, baffle 41 can separate holding chamber 100 and form two subchambers.

As shown in fig. 1-5, the upper end of the baffle 41 is slidably connected to the guide component 42, the lower end of the baffle 41 is rotatably connected to the smoke collecting cavity component 3, in the process that the smoke collecting cavity component 3 drives one end of the baffle 41 to move downwards, the upper end of the baffle 41 moves horizontally along the guide component 42, so that the baffle 41 approaches to the middle of the accommodating cavity 100, when the smoke collecting cavity component 3 moves to the outer side of the accommodating cavity 100, the accommodating cavity 100 is divided into two sub-cavities by the baffle 41, the two sub-cavities are respectively communicated with the air inlet ends of the two fans 21, and thus, the two sub-cavities can be prevented from being used as left and right independent air channels, and the two sub-cavities respectively correspond to the two fans 21, so that mutual interference under the condition that 2 fans do not work simultaneously can be avoided, and the efficiency of extracting oil smoke is improved.

In a preferred embodiment of the present utility model, the guide assembly 42 includes:

a guide rail 421 fixedly connected to the inside of the case 1;

the guide sleeve 422 is sleeved on the periphery of the guide rail 421 to slide along the guide rail 421, wherein the baffle 41 is hinged to the guide sleeve 422;

wherein, when the smoke collecting cavity component 3 moves, the baffle 41 can be driven to slide along the guide rail 421.

As shown in fig. 1-5, the guide rail 421 is fixedly connected to the upper portion of the box 1, the guide sleeve 422 slides along the guide rail 421, and the baffle 41 can slide along the guide rail 421 through the cooperation of the guide sleeve 422 and the guide rail 421, so as to meet the switching requirement of the baffle 41 between the first working condition and the second working condition.

In addition, the number of the baffles 41 and the number of the guide sleeves 422 can be two, the two guide sleeves 422 are both connected with the guide rail 421 in a sliding manner, the baffles 41 are connected between the guide sleeve 422 and the rotating shaft 411, the relative position relationship of the two baffles 41 is shown in fig. 1-5, in the downward movement process of the smoke collecting cavity assembly 3, the two baffles 41 on the rotating shaft 411 are driven to move downwards simultaneously, so that the two baffles 41 move towards the middle of the accommodating cavity 100, the accommodating cavity 100 is divided into a left sub-cavity and a right sub-cavity, the air channel in the range hood is guaranteed to have a better separation effect, and mutual interference under the condition that 2 fans do not work simultaneously can be avoided.

In a preferred embodiment of the utility model, the fume chamber assembly 3 comprises:

the smoke collecting cavity 31 comprises two smoke collecting cavity channels 310, wherein the sub-cavity is communicated with the fan 21 and the smoke collecting cavity channels 310;

a panel 32 connected to the smoke collecting chamber 31;

wherein, a rotating shaft 311 is installed on one side of the smoke collecting cavity 31 close to the baffle 41, and the baffle 41 is rotatably connected to the rotating shaft 311.

As shown in fig. 1-5, the rotating shaft 311 is located above the two smoke collecting cavity channels 310, and the lower part of the baffle 41 is rotatably connected to the rotating shaft 311, so that when the range hood is in the second working condition, the baffle 41 separates the accommodating cavity 100 to form two sub-cavities, and the two sub-cavities can be respectively communicated with the two smoke collecting cavity channels 310, wherein one smoke collecting cavity channel 310, one sub-cavity and one fan 21 are in one-to-one correspondence, and the other smoke collecting cavity channel 310, the other sub-cavity and the other fan 21 are in one-to-one correspondence, so that two independent air inlet channels are formed, and air flow disturbance during operation of the two fans 21 is avoided.

In a preferred embodiment of the present utility model, further comprising a spacing assembly comprising:

the limiting block is arranged on the guide rail 421 to limit the movement range of the guide sleeve 422.

As shown in fig. 1-5, the limiting block limits the movement range of the baffle 41 by limiting the guide sleeve 422, so that unnecessary movement of the baffle 41 is reduced, and the effects of energy conservation and consumption reduction are realized.

In a preferred embodiment of the present utility model, the baffle 41 is parallel or non-perpendicular to the rail 421 during the first operating mode.

The angle between the plane of the baffle 41 and the axis of the rail 421 is θ1, wherein θ1<45 ° is 0 °.

As shown in fig. 1-5, the dual-fan range hood is in a non-working state, the smoke collecting cavity assembly 3 and the baffle 41 are both positioned in the accommodating cavity 100, the plane where the baffle 41 is positioned is parallel to the guide rail 421 or is arranged at an angle, when the range hood is 0 ° < θ1<45 °, the range hood is ensured not to be too large in height direction size, sufficient space is reserved for the furling of the smoke collecting cavity 31, and when the number of the baffles 41 is 2, the included angle between the 2 baffles 41 is recommended to be larger than 90 ° and smaller than 180 °. The normal movement of the telescopic mechanism can be ensured, and the phenomenon of top death of the cavity separating structure is effectively prevented.

In a preferred embodiment of the utility model, in the second operating mode, the plane of the baffle 41 is at an angle θ2 to the axis of the rail 421, wherein 0 ° < θ2<20 °.

As shown in fig. 1-5, the dual-fan range hood is in a working state, the smoke collecting cavity assembly 3 is located outside the accommodating cavity 100, meanwhile, the baffle 41 can be brought to the middle of the accommodating cavity 100, the accommodating cavity 100 is divided into two sub-cavities, and mutual interference of 2 fans 21 under the condition of not working simultaneously can be avoided.

In addition, the included angle between the baffle 41 and the guide rail 421 is θ2, and when θ2< 0 °, the baffle 41 has a better separation effect, so that the two sub-cavities in the accommodating cavity 100 are not interfered with each other.

As shown in fig. 1 to 6, fig. 1 shows a schematic diagram of a dual-fan range hood provided by the utility model. Fig. 2 shows an exploded view of the dual fan range hood provided by the present utility model. Fig. 3 shows a schematic connection diagram of the smoke collecting cavity assembly 3 and the cavity dividing structure 4 provided by the utility model. Fig. 4 is a schematic diagram illustrating connection of the cavity splitting structure 4, the smoke collecting cavity assembly 3 and the double fan range hood in a first working condition according to an exemplary embodiment. Fig. 5 shows a schematic diagram of connection between the cavity separating structure 4, the smoke collecting cavity assembly 3 and the double-fan range hood under the second working condition. Fig. 6 shows a working schematic diagram of the double-fan range hood provided by the utility model.

The control method of the double-fan range hood provided by the embodiment of the utility model comprises the following steps:

starting the double-fan range hood, wherein the smoke collecting cavity assembly 3 is positioned at the initial position of the smoke collecting cavity in the accommodating cavity 100, and the baffle 41 is positioned at the initial position of the baffle;

after the double-fan range hood is started, the smoke collecting cavity assembly 3 is controlled to start to move downwards, and the smoke collecting cavity assembly 3 drives the baffle 41 to move synchronously;

when the smoke collecting chamber assembly 3 moves to a first smoke collecting chamber preset position outside the accommodating chamber 100, the baffle 41 moves to the first baffle preset position and divides the accommodating chamber 100 into two subchambers;

when the smoke collecting cavity assembly 3 moves to a first smoke collecting cavity preset position, the fan 21 is started to discharge oil smoke;

after the cooking is finished, the double-fan range hood and the fan 21 are turned off;

when the blower 21 is turned off, the fume chamber assembly 3 is controlled to move upward to the fume chamber initial position, and the shutter 41 is restored to the shutter initial position.

Wherein, when the two fan range hoods are in non-operating condition in first operating condition, collection cigarette chamber subassembly 3 and divide chamber structure 4 all to be located the inside that holds chamber 100, and this application will be the position of baffle 11 this moment be called baffle initial position, will collect cigarette chamber subassembly 3's position when the range hoods are in non-operating condition and be called collection cigarette chamber initial position.

When the double-fan range hood is in a working state, the range hood can be started for a certain time or at the same time when the range hood is started, the smoke collecting cavity assembly 3 starts to move downwards and drives the lower end of the baffle 41 to synchronously move downwards, and when the smoke collecting cavity assembly 3 completely moves to the outside of the box body 1, the smoke collecting cavity assembly 3 is positioned at a first smoke collecting cavity preset position, and the baffle 41 is positioned at the first baffle preset position; because the collection cigarette chamber subassembly 3 is located the outside that holds chamber 100, hold chamber 100 and turn into the air inlet passageway between collection cigarette chamber 31 and the fan subassembly 2, baffle 41 moves to the middle part that holds chamber 100 and between two fans 21 this moment, and baffle 41 can be with holding two sub-cavitys that chamber 100 separates into like this, and two sub-cavitys can be as controlling two independent wind channels, two sub-cavitys correspond two fans 21 respectively, can avoid 2 fans to interfere with each other under the different simultaneous working condition like this, improves the efficiency of oil smoke.

When the double-fan range hood is closed, the smoke collecting cavity assembly 3 moves upwards into the accommodating cavity 100, and meanwhile, the baffle 41 is pushed to move upwards synchronously with the smoke collecting cavity assembly 3 in the process of moving upwards of the smoke collecting cavity assembly 3, so that the hole extruding cavity assembly 3 and the baffle 41 are accommodated in the accommodating cavity 100, and the hiding effect of the smoke collecting cavity assembly 3 is not affected.

According to the double-fan range hood, the baffle 41 is automatically driven to synchronously move by utilizing the movement of the smoke collecting cavity assembly 3, the space of the accommodating cavity 100 is fully utilized, when the double-fan range hood is in a working state, the accommodating cavity 100 can be separated into a left independent air channel and a right independent air channel, the mutual interference of 2 fans 21 under the condition of different working simultaneously can be avoided, and the efficiency of fume extraction is improved; when the range hood is in a non-working state, the smoke collecting cavity assembly 3 automatically drives the baffle 41 to synchronously move in the process of automatically hiding the accommodating cavity 100, and finally when the smoke collecting cavity 31 can be completely accommodated in the accommodating cavity 100, the baffle 41 is restored to the baffle initial position, namely, the range hood can enable the smoke collecting cavity 31 to be completely hidden in the box body 1, and the problem of mutual interference when two fans 21 are simultaneously operated or are operated at different times when the smoke collecting cavity 31 can be completely hidden in the box body 1 is solved.

In a preferred embodiment of the present utility model, further comprising:

before starting the blower 21, opening the panel 32;

after the fan 21 is closed, the panel 32 is closed firstly, and then the baffle 41 is driven to synchronously move by the movement of the smoke collecting cavity assembly 3, so that the smoke collecting cavity assembly 3 and the baffle 41 are both contained in the containing cavity 100.

As shown in fig. 1-6, when the dual-fan range hood is in a working state, before the fan 21 is started, the panel 32 needs to be opened, so that the oil smoke in the kitchen enters the smoke collecting cavity 31 from the panel 32 and is discharged outdoors by the fan 21; specifically, the panel 32 can be opened when the smoke collecting cavity assembly 3 moves to the preset position of the first smoke collecting cavity; it is also possible to open the panel 32 when the smoke collecting chamber assembly 3 is moved to a specific position between the initial position of the smoke collecting chamber and the preset position of the first smoke collecting chamber, again without limitation of the utility model,

when the double-fan range hood is in a non-working state, the fan 21 is closed, and then the panel 32 is closed, so that the smoke collecting cavity assembly 3 drives the baffle 41 to synchronously move and be contained in the containing cavity 100, the panel 32 can be completely closed, and after a certain angle can be closed, the smoke collecting cavity 31 moves upwards again, the influence on the movement of the smoke collecting cavity 31 is avoided, and meanwhile, the panel 32 is protected.

In embodiments of the present utility model, the term "plurality" refers to two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly attached, detachably attached, or integrally attached. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the embodiments of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the embodiments of the present utility model.

In the description of the present specification, the terms "one embodiment," "a preferred embodiment," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present utility model and is not intended to limit the embodiment of the present utility model, and various modifications and variations can be made to the embodiment of the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the embodiments of the present utility model should be included in the protection scope of the embodiments of the present utility model.

Claims (9)

1. A dual fan range hood, comprising:

a case (1);

the fan assembly (2) is arranged in the box body (1) and comprises two fans (21), wherein a containing cavity (100) is arranged between the box body (1) and the air inlet end of the fan assembly (2);

the smoke collecting cavity assembly (3) is connected with the accommodating cavity (100) in a lifting manner;

the cavity separating structure (4) is positioned in the accommodating cavity (100) and comprises a baffle plate (41), wherein one end of the baffle plate (41) is connected with the box body (1), and the other end of the baffle plate is rotatably connected with the smoke collecting cavity assembly (3);

wherein, collection cigarette chamber subassembly (3) is configured as the power supply of baffle (41), baffle (41) are used for separating hold chamber (100), two fan range hoods have first operating mode and second operating mode.

2. The double-fan range hood according to claim 1, wherein in the first working condition, the double-fan range hood is in a non-working state, and the smoke collecting cavity assembly (3) and the cavity separating structure (4) are both contained in the containing cavity (100);

when the smoke collecting cavity assembly (3) moves to the outer side of the accommodating cavity (100), the cavity separating structure (4) divides the accommodating cavity (100) into two sub-cavities, and the two sub-cavities are respectively communicated with the air inlet ends of the two fans (21).

3. The double-fan range hood according to claim 2, wherein the cavity-dividing structure (4) comprises:

the guide assembly (42) is connected with the box body (1) and the fan assembly (2), wherein the baffle plate (41) is connected with the guide assembly (42) in a sliding manner and is used for guiding the movement of the baffle plate (41);

wherein, through the cooperation of collection cigarette chamber subassembly (3) with direction subassembly (42), baffle (41) can with holding chamber (100) partition formation two sub-cavity.

4. A double-fan range hood according to claim 3, wherein the guide assembly (42) comprises:

a guide rail (421) fixedly connected to the inside of the box body (1);

the guide sleeve (422) is sleeved on the periphery of the guide rail (421) so as to slide along the guide rail (421), and the baffle plate (41) is hinged to the guide sleeve (422);

wherein, when the smoke collecting cavity component (3) moves, the baffle plate (41) can be driven to slide along the guide rail (421).

5. The double-fan range hood according to claim 4, wherein the fume collecting chamber assembly (3) comprises:

the smoke collecting cavity (31) comprises two smoke collecting cavity channels (310), wherein the sub-cavity is communicated with the fan (21) and the smoke collecting cavity channels (310);

a panel (32) connected to the fume collection chamber (31);

the smoke collecting cavity (31) is provided with a rotating shaft (311) at one side close to the baffle plate (41), and the baffle plate (41) is rotatably connected with the rotating shaft (311).

6. The dual blower range hood of claim 5 further comprising a spacing assembly, the spacing assembly comprising:

the limiting block is arranged on the guide rail (421) so as to limit the movement range of the guide sleeve (422).

7. The dual blower range hood according to claim 5, wherein in the first operating mode, the baffle (41) is parallel or non-perpendicular to the rail (421).

8. The dual fan range hood according to claim 7, wherein the baffle (41) is at an angle θ1 to the axis of the rail (421), wherein 0 ° < θ1<45 °.

9. The dual fan range hood according to claim 5, wherein in the second operating mode, the plane in which the baffle (41) is located is at an angle θ2 to the axis of the rail (421), wherein 0 ° < θ2<20 °.