CN211623762U

CN211623762U - Fan and range hood with same

Info

Publication number: CN211623762U
Application number: CN201922424519.3U
Authority: CN
Inventors: 童巧波; 邹志锋
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-10-02
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a fan, including spiral case, setting impeller in the spiral case and drive impeller pivoted motor, the fan still includes cleaning device, its characterized in that: the cleaning device comprises an evaporator, a water storage tank and a nozzle, wherein the water storage tank can collect condensed water generated by the evaporator, and the nozzle can spray water in the water storage tank to the volute and the impeller so as to clean the volute and the impeller. Also discloses a range hood applying the fan. Compared with the prior art, the utility model has the advantages of: condensed water generated by the evaporator can be used as cleaning water of a cleaning device of the fan to clean the volute and the impeller, so that self-cleaning can be realized without an external water source; the evaporator is coiled on the periphery of the motor to be coiled with the evaporator, so that the evaporator can dissipate heat of the motor.

Description

Fan and range hood with same

Technical Field

The utility model relates to an oil smoke purifier, especially a fan and applied range hood that has this fan.

Background

Along with the improvement of the living standard of people, the cleaning device gradually appears in the range hood, and the existing cleaning device mainly adopts a water washing mode for cleaning the inner volute and the impeller of the range hood.

The invention discloses a range hood as the Chinese invention patent with the application number of 201811376653.4, which comprises a control device, a cleaning device, a joint device, an impeller cavity and a water supply pipe, wherein the input end of the joint device is connected with the water supply pipe, the water supply pipe is used for connecting a cleaning water supply source, the input end of the cleaning device is connected with the output end of the joint device and cleans the impeller cavity through the cleaning water supplied by the water supply pipe, one of the joint device and the water supply pipe is provided with an inductor, the other one is provided with an induction switch which induces the inductor in the state that the water supply pipe is connected with the joint device, the induction switch is electrically connected with the control device, and the control device is arranged to control the cleaning device to.

Because this belt cleaning device need connect outside water source, need use the delivery pipe, the installation is inconvenient and the delivery pipe occupies that exterior space is great, aesthetic property is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve is not enough to above-mentioned prior art, provides one kind and need not to use outside water source, does not occupy the exterior space, can realize the fan of automatically cleaning.

The utility model aims to solve the second technical problem that a range hood that has this fan of application is provided.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: the utility model provides a fan, includes the spiral case, sets up the impeller in the spiral case and drives impeller pivoted motor, the fan still includes cleaning device, its characterized in that: the cleaning device comprises an evaporator, a water storage tank and a nozzle, wherein the water storage tank can collect condensed water generated by the evaporator, and the nozzle can spray water in the water storage tank to the volute and the impeller so as to clean the volute and the impeller.

In order to dissipate heat from the motor, the evaporator is wound around the outer periphery of the motor to dissipate heat from the motor.

In order to be able to collect the condensation water produced by the evaporator, the reservoir is arranged below the evaporator and the evaporator is at least partly located in the reservoir.

In order to heat the volute and enable oil stain stained on the volute to be easily cleaned, the cleaning device further comprises a condenser connected with the evaporator, the volute comprises a ring wall, and the condenser is arranged on the inner side of the ring wall and can heat the volute.

In order to be able to drain the sewage, the bottom of the annular wall is provided with at least one drain hole for draining the cleaned sewage.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the range hood is characterized in that: a fan as described above is applied.

In order to operate the evaporator and the condenser, the cleaning device further comprises a compressor connected between the evaporator and the condenser.

Preferably, the compressor is a mechanical compression refrigeration or semiconductor refrigeration device.

Compared with the prior art, the utility model has the advantages of: by arranging the evaporator, condensed water generated by condensation of the evaporator can be used as cleaning water of a cleaning device of the fan, so that self-cleaning can be realized without an external water source; the evaporator is coiled on the periphery of the motor and is coiled with the evaporator, so that the evaporator can dissipate heat of the motor; the condenser is arranged on the inner side of the annular wall of the volute, so that the volute can be heated, and oil stains on the volute are easy to clean.

Drawings

Fig. 1 is a schematic view of a range hood according to an embodiment of the present invention;

fig. 2 is an exploded view of the range hood according to the embodiment of the present invention;

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

fig. 4 is an installation schematic diagram of a condenser of the range hood according to the embodiment of the present invention;

fig. 5 is a schematic view showing the connection of the evaporator, the water storage tank, the nozzle and the electric motor of the range hood according to the embodiment of the present invention;

fig. 6 is a cross-sectional view of the fan according to the embodiment of the present invention after the condenser is hidden.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the disclosed embodiments of the invention may be oriented in different directions and the directional terms are intended to be illustrative and should not be construed as limiting, such as "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1 to 2, a range hood, which is a ceiling range hood, includes a fan frame 3, and a fan is disposed in the fan frame 3.

Referring to fig. 3 to 4, the blower includes a volute 11, an impeller 12 disposed in the volute 11, a motor 13 for driving the impeller 12 to rotate, and a cleaning device 2. The volute 11 includes an annular wall 111.

Referring to fig. 2 to 6, the cleaning device 2 includes an evaporator 21, a reservoir 22 capable of collecting condensed water generated from the evaporator 21, a nozzle 23 capable of spraying water in the reservoir 22 toward the scroll 11 and the impeller 12, and a condenser 24 connected to the evaporator 21.

The evaporator 21 works on the principle that the condensed liquid absorbs heat through gasification and exchanges heat with the outside, so that the aim of refrigeration is fulfilled. Therefore, the utility model discloses in, utilize this characteristic of evaporimeter 21, coil evaporimeter 21 in the periphery of motor 13 to can generate heat to the operation of motor 13 and play the cooling effect of dispelling the heat. The water storage tank 22 is arranged below the evaporator 21, the evaporator 21 is at least partially positioned in the water storage tank 22, and a spraying device or a steam generating device can be arranged in the water storage tank 22.

Since the condenser 24 operates on the principle that gas or steam is heat exchanged with the outside and thus becomes liquid, it is an exothermic process. Therefore, in the utility model discloses in, utilize this characteristic of condenser 24, set up condenser 24 in the inboard of the rampart 111 of spiral case 11 and can heat spiral case 11, the greasy dirt is on the spiral case 11 that generates heat, under spray set or steam generator's effect, very easily is washd. In order to discharge the sewage after being cleaned in the fan, at least one drainage hole 1111 is formed at the bottom of the circumferential wall 111. During the operation of the range hood, the rotating impeller 12 can also perform air cooling and heat dissipation on the condenser 24.

Referring to fig. 1 to 2, the cleaning device 2 further includes a compressor 25 connecting the evaporator 21 and the condenser 24. The compressor 25 is arranged on the top of the fan frame 3, and the compressor 25 can be a mechanical compression refrigeration or semiconductor refrigeration device. The compressor 25 compresses the low-pressure gas from the evaporator 21 into a high-pressure gas and then delivers the high-pressure gas to the condenser 24, and the condenser 24 delivers the liquid formed by heat exchange of the high-pressure gas to the evaporator 21 to realize circulation.

Alternatively, the range hood can be in any other existing form such as a side draft type, a down draft type and the like.

Claims

1. The utility model provides a fan, includes spiral case (11), sets up impeller (12) in spiral case (11) and drives impeller (12) pivoted motor (13), the fan still includes cleaning device (2), its characterized in that: the cleaning device (2) comprises an evaporator (21), a water storage tank (22) capable of collecting condensed water generated by the evaporator (21), and a nozzle (23) capable of spraying water in the water storage tank (22) to the volute (11) and the impeller (12) for cleaning.

2. The fan of claim 1, wherein: the evaporator (21) is wound around the periphery of the motor (13) to dissipate heat from the motor (13).

3. The fan of claim 2, wherein: the reservoir (22) is arranged below the evaporator (21), and the evaporator (21) is at least partially located in the reservoir (22).

4. The fan of claim 1, wherein: the cleaning device (2) further comprises a condenser (24) connected to the evaporator (21), the volute (11) comprises a circumferential wall (111), and the condenser (24) is arranged on the inner side of the circumferential wall (111) and can heat the volute (11).

5. The fan of claim 4, wherein: the bottom of the annular wall (111) is provided with at least one drain hole (1111) for draining cleaned sewage.

6. A range hood, its characterized in that: use of a fan according to any of claims 1-5.

7. The range hood of claim 6, wherein: the cleaning device (2) further comprises a compressor (25) connected between the evaporator (21) and the condenser (24).

8. The range hood of claim 7, wherein: the compressor (25) is a mechanical compression refrigeration or semiconductor refrigeration device.