CN216281604U

CN216281604U - Self-cleaning range hood

Info

Publication number: CN216281604U
Application number: CN202122780473.6U
Authority: CN
Inventors: 舒枝龙; 王宏; 徐成; 许宁; 马雪玲
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-12
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a self-cleaning range hood, which comprises a box body, wherein a volute is arranged in the box body, an accommodating cavity is formed in the volute, a wind wheel is arranged in the volute, the wind wheel is connected with a driving structure, liquid is injected into the accommodating cavity, and the driving structure drives the wind wheel to rotate so that the liquid can clean oil stains on the surface of the wind wheel. According to the self-cleaning range hood provided by the utility model, the motor is arranged outside the volute, and the motor and the wind wheel are connected through the rotating shaft, so that the cleaning liquid is prevented from being splashed to the surface of the motor in a rotating manner, a sealing ring of the motor is prevented from being soaked in the cleaning liquid for a long time and being aged, the service life of the range hood is prolonged, and the cleaning efficiency is improved.

Description

Self-cleaning range hood

Technical Field

The utility model belongs to the technical field of range hoods, and particularly relates to a self-cleaning range hood.

Background

The main function of the kitchen range hood is to suck away the oil smoke generated in the cooking process, so that the air in the kitchen can be kept fresh. The range hood is not cleaned for a long time, can influence the range hood performance, descend like the amount of wind, and the suction is poor, and the noise is big, in order to reach better smoking effect, need move range hood from the kitchen wall above, carries out the dismouting and washs, however at abluent process, the inside greasy dirt's of range hood vapour flavor gives off in whole kitchen.

The mode that range hood product realized the self-cleaning function on the market at present has following several kinds, steam cleaning, mode such as washing and heating melt oil washing, wherein utilize steam cleaning mode or washing mode to wash and can't play the dissolving function to the greasy dirt to the range hood, and wash on the water can drop the kitchen range, utilize steam cleaning mode or washing mode to carry out abluent in-process to the range hood in addition, all set up the motor inside the wind wheel, carrying out the in-process of self-cleaning, the washing liquid that the wind wheel rotated the production can splash the motor surface, and the long-time bubble of motor sealing washer is in the washing liquid, the sealing washer is ageing easily, reduce the life of motor.

Therefore, a need exists for a self-cleaning range hood to solve the problem of motor aging during automatic cleaning of the range hood.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a self-cleaning range hood, and aims to solve the problems that in the prior art, the self-cleaning range hood has poor oil stain and the motor is aged when being used for cleaning the interior of the range hood.

In order to achieve the purpose, the specific technical scheme of the self-cleaning range hood disclosed by the utility model is as follows:

a self-cleaning range hood comprises a box body, wherein a volute is arranged in the box body, an accommodating cavity is formed in the volute, a wind wheel is arranged in the volute, the wind wheel is connected with a driving structure, liquid is injected into the accommodating cavity, and the driving structure drives the wind wheel to rotate so that the liquid can clean oil stains on the surface of the wind wheel.

Further, the driving structure is a motor, the motor is fixedly arranged on the inner wall of the box body, and the motor is rotatably connected with the wind wheel.

Furthermore, the wind wheel is fixedly arranged on the connecting shaft, two ends of the connecting shaft extend out of two ends of the volute, one end of the connecting shaft is rotatably connected with the motor, and the other end of the connecting shaft is fixedly connected with the inner wall of the box body through the bearing seat.

Furthermore, the bottom of the volute is communicated with a cleaning tank, the cleaning tank is respectively communicated with a liquid injection pipe and a drain pipe, liquid is injected into the liquid injection pipe and flows into the accommodating cavity, and the cleaned sewage is discharged out of the cleaning tank through the drain pipe.

Furthermore, the drain pipe is provided with an electromagnetic valve for controlling the sewage in the cleaning tank to be discharged out of the cleaning tank.

Furthermore, a liquid level sensor is arranged on the side wall of the cleaning tank and used for detecting the liquid level height of the cleaning liquid in the cleaning tank.

Further, the bottom surface of the cleaning tank is provided with a support, and the support is fixed with the bottom surface of the box body, so that the cleaning tank is fixed in the box body.

Further, a water pump is arranged on the top wall of the volute and connected with a connecting pipeline, the connecting pipeline is communicated with the accommodating cavity, cleaning liquid is injected into the accommodating cavity by the water pump, and the bottom of the volute is connected with a drain pipe.

Further, a drying structure is arranged on the outer wall of the volute and used for drying water stains on the surface of the cleaned wind wheel.

Furthermore, the bottom of the box body is arranged on the guide plate, the guide plate is connected with the cover body, the oil cup is arranged on the cover body, the drain pipe is inserted into the guide plate, and the stains flow into the oil cup through the guide plate so as to be collected by the oil cup.

The self-cleaning range hood provided by the utility model has the following advantages: according to the self-cleaning range hood provided by the utility model, the motor is arranged outside the volute, and the motor and the wind wheel are connected through the rotating shaft, so that the cleaning liquid is prevented from being splashed to the surface of the motor in a rotating manner, a sealing ring of the motor is prevented from being soaked in the cleaning liquid for a long time and being aged, the service life of the range hood is prolonged, and the cleaning efficiency is improved.

Drawings

Fig. 1 is a cross-sectional view of a self-cleaning range hood according to a first embodiment of the present invention;

fig. 2 is a cross-sectional view of a self-cleaning range hood according to a second embodiment of the present invention.

The notation in the figure is:

1. a box body; 11. a volute; 111. a wind wheel; 112. heating a tube; 12. a motor; 13. a connecting shaft; 14. a bearing seat; 15. a liquid level sensor; 16. a water injection pipe; 17. an electromagnetic valve; 18. a drain pipe; 19. a support; 2. a cover body; 3. a water pump; 31. and connecting the pipelines.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The self-cleaning range hood of the present invention will be described with reference to fig. 1 to 2.

As shown in figure 1, the utility model provides a self-cleaning range hood, which comprises a box body 1 and a hood body 2, wherein a volute 11 is arranged in the box body 1, a wind wheel 111 is arranged in the volute 11, cleaning liquid is injected into the volute 11, the wind wheel 111 in the volute 11 rotates to enable the cleaning liquid in the volute 11 to be fully fused with the wind wheel 111 so as to clean oil stains and/or stains on the surface of the wind wheel 111, and the cleaned sewage is discharged into an oil cup arranged on the hood body 2 through a drain pipe 18 arranged on the box body 1 so as to realize self-cleaning of the range hood. The problem of the user use the back at range hood for a period, the inside oil stain absorption of range hood is at wind wheel 111 and spiral case 11 inner wall, seriously influences range hood's performance, if smoking effect is poor, the noise is big etc is solved.

Further, the present invention provides an embodiment in which the wind rotor 111 is rotatably coupled to the motor 12. The motor 12 is arranged outside the volute 11, the installation mode of the motor 12 breaks through the traditional installation mode of a range hood, the motor 12 is arranged on the left side of the inner wall of the box body 1, the wind wheel 111 inside the volute 11 is fixed in a long shaft mode, the bearing seat 14 is arranged at the other end of the rotating shaft, the bearing seat 14 is arranged on the inner wall of the other side of the box body 1, a bearing arranged in the bearing seat 14 mainly enables the long shaft to run at a high speed to keep horizontal, the motor 12 is arranged outside the volute 11, cleaning liquid of a cleaning tank is prevented from rotating to hit the surface of the motor 12, a sealing ring of the motor 12 is prevented from being soaked in the cleaning liquid for a long time, the sealing ring is prevented from aging, and the service life of the motor 12 is shortened.

The utility model respectively elaborates the internal structure of the self-cleaning range hood through the following two embodiments, and mainly relates to the internal pipeline circulation and the sewage discharge. The following is a description of the internal structure of the self-cleaning range hood by way of the first embodiment and the second embodiment, respectively. Of course, the internal structure of the range hood is not limited thereto, as long as the circulation of the cleaning liquid can be realized to clean the wind wheel 111, and is not specifically limited herein.

Example one

As shown in fig. 1, the self-cleaning range hood provided by this embodiment includes a box 1, a volute 11 is provided in the box 1, the volute 11 is formed with an accommodating chamber, a wind wheel 111 is provided in the volute 11, the wind wheel 111 is connected with a driving structure, liquid is injected into the accommodating chamber, and the driving structure drives the wind wheel 111 to rotate so as to clean oil stains on the surface of the wind wheel 111 with the liquid.

Preferably, the driving structure is a motor 12, the motor 12 is fixedly arranged on the inner wall of the box body 1, and the motor 12 is rotatably connected with the wind wheel 111. The wind wheel 111 is fixedly arranged on the connecting shaft 13, two ends of the connecting shaft 13 extend out of two ends of the volute 11, one end of the connecting shaft 13 is rotatably connected with the motor 12, and the other end of the connecting shaft 13 is fixedly connected with the inner wall of the box body 1 through the bearing seat 14. The motor 12 is arranged on the inner wall of the box body 1 and outside the volute 11, and mainly aims to prevent the cleaning liquid from splashing to the surface of the motor 12, prevent a sealing ring of the motor 12 from being soaked in the cleaning liquid for a long time and enable the sealing ring to be aged, so that the service life of the motor 12 is prolonged by arranging the motor 12 outside the volute 11.

Further, the bottom of the volute 11 is communicated with a cleaning tank, the cleaning tank is respectively communicated with a liquid injection pipe and a water discharge pipe 18, liquid is injected into the liquid injection pipe and flows into the accommodating chamber, and the cleaned sewage is discharged out of the cleaning tank through the water discharge pipe 18. The drain pipe 18 is provided with an electromagnetic valve 17 for controlling the sewage in the cleaning tank to be discharged outside the cleaning tank. The bottom surface of the cleaning tank is provided with a bracket 19, and the bracket 19 is fixed with the bottom surface of the box body 1 so that the cleaning tank is fixed in the box body 1.

The washing tank that above-mentioned embodiment provided sets up in the below of spiral case 11 inner wall, and mainly used holds the washing liquid, and in the washing liquid injection holding cavity, level sensor 15 that sets up in the washing tank was used for detecting the inside liquid of washing tank, and level sensor 15 electricity is connected with the controller, and when the liquid level height in the washing tank reached standard liquid level, level sensor 15 sent signal of telecommunication to transmit to the controller, and controller feedback signal stops to pour into the washing liquid. After the water injection is completed, the wind wheel 111 can rotate at a low speed, and the wind wheel 111 rotating at the low speed softens oil stains on the surface of the wind wheel 111 so as to quickly clean the oil stains on the surface of the wind wheel 111.

Further, a water pump 3 is arranged on the volute 11, the water pump 3 is connected with a liquid injection pipe, and cleaning liquid is injected into the accommodating chamber through the liquid injection pipe by the water pump 3 so as to clean stains on the surface of the wind wheel 111 by the cleaning liquid.

Further, a drying structure is arranged on the outer wall of the volute 11, and the drying structure heats the cleaning liquid in the accommodating chamber to clean stains on the surface of the wind wheel 111. The bottom of the box body 1 is arranged on a guide plate, the guide plate is connected with the cover body 2, the cover body 2 is provided with an oil cup, a drain pipe 18 is inserted on the guide plate, and the stains flow into the oil cup through the guide plate so as to be collected by the oil cup.

Preferably, the drying structure is a heating pipe 112, the heating pipe 112 is opened, the temperature rises, oil stains inside the volute 11 and on the surface of the wind wheel 111 are softened, and the softened oil stains flow out of an oil leakage hole of the volute 11 and then flow into the oil cup of the range hood together with the guide plate after being softened.

The self-cleaning lampblack absorber that this embodiment provided opens the washing mode, and 3 work of water pump pours into the washing tank with the washing liquid through annotating the liquid pipe in, and after the washing liquid reached the liquid level height, level sensor 15 transmitted the signal of telecommunication to controller, and 3 stop work of controller control water pump. The range hood is started at a low speed for five minutes and then rotates forwards and backwards, the electromagnetic valve 17 is opened, the cleaned sewage is discharged to flow into the oil cup or is discharged to the outside of the range hood, the heating pipe 112 is opened, and water stains in the volute 11 and on the surface of the wind wheel 111 are dried.

According to the self-cleaning range hood provided by the utility model, the motor 12 is arranged outside the volute 11, the motor 12 is connected with the connecting shaft 13, one end of the connecting shaft 13 is connected with the motor 12, the other end of the connecting shaft is connected with the bearing seat 14, and the bearing mainly keeps the long shaft rotating at a high speed to be horizontal. The motor 12 is placed outside the volute 11, so that the cleaning liquid of the cleaning tank is prevented from rotating to reach the surface of the motor 12, the sealing ring of the motor 12 is prevented from being soaked in the cleaning liquid for a long time, the sealing ring is prevented from aging, and the service life of the motor 12 is prolonged.

Example two

As shown in fig. 2, the self-cleaning range hood provided by this embodiment includes a box 1, a volute 11 is provided in the box 1, the volute 11 is formed with an accommodating chamber, a wind wheel 111 is provided in the volute 11, the wind wheel 111 is connected with a driving structure, liquid is injected into the accommodating chamber, and the driving structure drives the wind wheel 111 to rotate so as to clean oil stains on the surface of the wind wheel 111 with the liquid.

The connection relationship between the wind wheel 111, the motor 12 and the rotating shaft in the above structure is the same as that in the first embodiment, and will not be described herein.

Further, a water pump 3 is arranged on the top wall of the volute 11, the water pump 3 is connected with a connecting pipeline 31, the connecting pipeline 31 is communicated with the accommodating chamber, the water pump 3 injects cleaning liquid into the accommodating chamber, and the bottom of the volute 11 is connected with the drain pipe 18. The outer wall of the volute 11 is provided with a drying structure, and the drying structure heats the cleaning liquid in the accommodating chamber to clean stains on the surface of the wind wheel 111. The bottom of the box body 1 is arranged on a guide plate, the guide plate is connected with the cover body 2, the cover body 2 is provided with an oil cup, a drain pipe 18 is inserted on the guide plate, and the stains flow into the oil cup through the guide plate so as to be collected by the oil cup.

In the self-cleaning range hood according to the second embodiment, the connection relationship between the liquid filling pipe and the water pump 3 in the box body 1 is shown in different connection structures, and the other connection structures will not be described in detail herein.

According to the self-cleaning range hood provided by the utility model, the motor 12 is arranged outside the volute 11, the motor 12 is connected with the wind wheel 111 through the rotating shaft, so that cleaning liquid is prevented from being splashed to the surface of the motor 12 due to rotation, a sealing ring of the motor 12 is prevented from being soaked in the cleaning liquid for a long time and being aged, and the service life and the cleaning efficiency of the range hood are improved.

In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The self-cleaning range hood is characterized by comprising a box body, wherein a volute is arranged in the box body, an accommodating cavity is formed in the volute, a wind wheel is arranged in the volute, the wind wheel is connected with a driving structure, liquid is injected into the accommodating cavity, and the driving structure drives the wind wheel to rotate so that the liquid can clean oil stains on the surface of the wind wheel.

2. A self-cleaning range hood as defined in claim 1, wherein the drive structure is a motor fixedly disposed on an inner wall of the housing, the motor being rotatably connected to the fan.

3. A self-cleaning range hood according to claim 2, wherein the wind wheel is fixedly arranged on the connecting shaft, two ends of the connecting shaft extend out of two ends of the volute, one end of the connecting shaft is rotatably connected with the motor, and the other end of the connecting shaft is fixedly connected with the inner wall of the box body through the bearing seat.

4. The self-cleaning range hood according to any one of claims 1 to 3, wherein the bottom of the volute is communicated with a cleaning tank, the cleaning tank is respectively communicated with a liquid injection pipe and a water discharge pipe, liquid is injected into the accommodating chamber through the liquid injection pipe, and sewage after cleaning is discharged out of the cleaning tank through the water discharge pipe.

5. The self-cleaning range hood as claimed in claim 4, wherein the drain pipe is provided with a solenoid valve for controlling the sewage in the cleaning tank to be discharged outside the cleaning tank.

6. The self-cleaning range hood as claimed in claim 4, wherein a liquid level sensor is disposed on a side wall of the cleaning tank for detecting a liquid level height of the cleaning liquid in the cleaning tank.

7. The self-cleaning range hood as claimed in claim 4, wherein a bracket is provided on a bottom surface of the cleaning tank, and the bracket is fixed to a bottom surface of the cabinet so that the cleaning tank is fixed in the cabinet.

8. The self-cleaning range hood as claimed in claim 5, wherein a water pump is provided on the top wall of the volute, the water pump is connected with a connecting pipeline, the connecting pipeline is communicated with the accommodating chamber, the water pump injects the cleaning liquid into the accommodating chamber, and the bottom of the volute is connected with a drain pipe.

9. The self-cleaning range hood according to claim 1, wherein a drying structure is arranged on the outer wall of the volute, and the drying structure is used for drying water stains on the surface of the cleaned wind wheel.

10. The self-cleaning range hood as claimed in claim 8, wherein the bottom of the box body is arranged on a guide plate, the guide plate is connected with a hood body, an oil cup is arranged on the hood body, a drain pipe is inserted on the guide plate, and the stain flows into the oil cup through the guide plate so that the oil cup collects the stain.