CN203823845U - Self-cleaning range hood - Google Patents
Self-cleaning range hood Download PDFInfo
- Publication number
- CN203823845U CN203823845U CN201420025280.7U CN201420025280U CN203823845U CN 203823845 U CN203823845 U CN 203823845U CN 201420025280 U CN201420025280 U CN 201420025280U CN 203823845 U CN203823845 U CN 203823845U
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- unit
- screen pack
- service sink
- hood
- casing
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Abstract
The utility model relates to a self-cleaning range hood which comprises a suction hood, a washing pool unit, a filter screen unit and a fan box unit, wherein the washing pool unit is arranged at the top of the suction hood; the filter screen unit is arranged in the washing pool unit; the fan box unit is arranged at the upper part of the washing pool unit and is communicated with the washing pool unit; the washing pool unit comprises a box body and a washing pool arranged at the lower part of the box body; the filter screen unit comprises a rotating tubular filter screen which is longitudinally arranged in the box body of the washing pool unit; the lower end of the tubular filter screen is arranged so as to cover the air outlet of the suction hood and the upper end of the tubular filter screen is provided with a sealed opening; the washing liquid in the washing pool is sprayed to the rotating tubular filter screen by virtue of a washing liquid spraying pipe so as to form a washing liquid curtain. The self-cleaning range hood is simple and compact in structure; when the self-cleaning range hood work, a fan works and a negative pressure zone is formed in the filter screen unit; when passing through the washing liquid curtain of the rotating tubular filter screen through the air inlet of the suction hood, oil smoke and the washing liquid generates a gas and liquid mixed flow process and the oil smoke is timely washed away, so that a lot of washing troubles of a user are avoided.
Description
Technical field
The utility model is about a kind of smoke exhaust ventilator, refers to especially a kind of smoke exhaust ventilator that can realize automatic cleaning.
Background technology
In existing smoke exhaust ventilator cleaning technique, have the fan blade mode of adopt spraying, because ventilator filtering screen or filter are also usually stopped up by greasy dirt grease, when start is cleaned, greasy dirt can directly spray on cooking stove tool; Also have the mode that adopts high-voltage electrode plate, the static that positive and negative electrode is formed at certain distance is inhaled tiny oil droplet that to be bonded at a pole plate first-class under the effect of static, but service time one is long, still exist greasy dirt grease to pile up after difficulty problem of clearing up etc.So both to user, cause the trouble of cleaning, also for the producer makes great efforts to improve, provided direction.
Therefore, this case utility model people just utility model the patent No. be the Automatic-cleaning smoke exhaust ventilator of " 200910042014.9 " and " 200910042013.4 ", it can realize automatic cleaning filter screen when pumping oil smoke, but its structure still exists volume larger, structure relative complex etc. is not attained and is improved part.
Utility model content
The purpose of this utility model is to provide a kind of compact conformation and Self cleaning hood simple in structure.
For achieving the above object, solution of the present utility model is:
A Self cleaning hood, it comprises a suspended hood, service sink unit, screen pack unit and air box unit; Service sink unit is arranged on suspended hood top, and screen pack unit is provided in a side of in service sink unit, and the top that air box unit is provided in a side of service sink unit is UNICOM with it; Wherein: service sink unit comprises a casing and is positioned at the service sink of lower box one side, and screen pack unit comprises the tubular screen pack of at least one capable of controlling rotary, described tubular screen pack is longitudinally arranged in the casing of service sink unit, its lower end shield is put the air outlet of suspended hood, and upper end forms sealing; Cleaning fluid in service sink forms cleaning fluid curtain by cleaning fluid shower jet flow to the tubular screen pack rotating.
Described suspended hood is positioned at the top of whole smoke exhaust ventilator, and it prolongs forward a plate cover to make the oil smoke of the kitchen range top be inhaled into smoothly in smoke exhaust ventilator, and its plate cover is provided with various control buttons and lighting device, is provided with air outlet above suspended hood.
Described service sink unit comprises that a cover puts the casing on air outlet, casing upper end is ventilating opening, in casing and be positioned at air outlet one side self-cleaning pond and extend upward a baffle plate, between baffle plate and cabinet wall, be provided with vertical cleaning fluid shower, on it, be distributed with liquid outlet.
The periphery of the relative air outlet in described casing lower end is provided with an annular barricade, the region forming between annular barricade and cabinet wall and service sink UNICOM.
Described screen pack unit comprises a tubular screen pack and the motor that drives tubular screen pack to rotate, and the upper end of this tubular screen pack forms sealing and coordinates with motor.
Described tubular filtration net cover is placed in casing, and its lower end is to be placed on outside casing annular barricade, and above-mentioned baffle plate and cleaning fluid shower is to stretch to be placed in tubular screen pack simultaneously, cleaning fluid shower and between baffle plate and tubular screen pack inwall.
Described air box unit is located at service sink unit top, its top is exhaust outlet, it comprises an air box and is located at the blower fan group in air box, this blower fan group can comprise motor, by motor-operated impeller, and cover is placed in the ventilating duct on impeller, the ventilating opening of this ventilating duct one end connection air box unit, other end UNICOM exhaust outlet.
Adopt after such scheme, the utility model is placed on air outlet and rotary tubular screen pack by a kind of suspended hood upper end and cover of being positioned at, coordinate again to the cleaning fluid of tubular screen pack spray, screen pack is stained with cleaning fluid when rotating, cleaning fluid forms cleaning fluid curtain on screen pack, and screen pack is the air outlet place that is located at suspended hood top, therefore it is simple in structure and compact, during use, blower fan work, in filter screen unit, produce negative pressuren zone, soot gas is when suspended hood air outlet passes the cleaning fluid curtain of the tubular screen pack rotating, just produce gas and liquid mixed flow process with cleaning fluid, in time oil smoke is washed down, both realize the object of clean oil smoke, reached again the object of automatic cleaning and filtering net, avoided the trouble of the many cleanings of user.
Accompanying drawing explanation
Fig. 1 is structure outside drawing of the present utility model;
Fig. 2 is that workflow of the present utility model is to schematic diagram;
Fig. 3 is broken section signal of the present utility model;
Fig. 4 is the structure cutaway view that the utility model cleans unit;
Fig. 5 is the combination schematic diagram of the utility model screen pack unit and service sink unit;
Fig. 6 is the structure diagram of another embodiment of the utility model.
The specific embodiment
As shown in Figures 1 to 5, the utility model has disclosed a kind of Self cleaning hood, and it comprises a suspended hood 1, service sink unit 2, screen pack unit 3 and air box unit 4; Service sink unit 2 is arranged on suspended hood 1 top, and screen pack unit 3 is provided in a side of in service sink unit 2, and the top that air box unit 4 is provided in a side of service sink unit 2 is UNICOM with it; Key of the present utility model is: service sink unit 21 comprises a casing 21 and is positioned at the service sink 22 of casing 21 bottom one sides, and screen pack unit 3 comprises the tubular screen pack 31 of at least one capable of controlling rotary, this embodiment be take a tubular screen pack and is described as example, this tubular screen pack 31 is longitudinally arranged in the casing 21 of service sink unit 2, its lower end shield is put the air outlet 12 of suspended hood 1, and upper end forms sealing; Cleaning fluid in service sink 22 forms cleaning fluid curtain by cleaning fluid shower jet flow to the tubular screen pack 31 rotating.
This suspended hood 1 is the top that is positioned at whole smoke exhaust ventilator, and it prolongs forward a plate cover to make the oil smoke of the kitchen range top be inhaled into smoothly in smoke exhaust ventilator, and its plate cover is provided with various control buttons 11 and lighting device, is provided with air outlet 12 above suspended hood 1.
Service sink unit 2 is arranged on suspended hood 1 top and cover is placed on air outlet 12, and it comprises that a cover puts the casing 21 on air outlet 12, and is positioned at the service sink 22 of casing 21 bottom one sides; Casing 21 upper ends are ventilating opening 211, in casing 21 and be positioned at air outlet 12 1 side self-cleaning ponds 22 and extend upward a baffle plate 23, between baffle plate 23 and casing 21 inwalls, are provided with vertical cleaning fluid shower 24, are distributed with liquid outlet on it; Separately the periphery at the casing 21 relative air outlets 12 in lower end is provided with an annular barricade 212, the region and the service sink UNICOM that between annular barricade 212 and casing 21 inwalls, form.In service sink 22, be provided with three-way magnetic valve 221, latent pump 222, two-way electromagnetic valve 223, thermostat 224, heating rod 225 and float switch 226; The below of this service sink 22 is provided with sewage draining exit, and is controlled by switch; And a side of this service sink 22 is connected with cleaning fluid benefit input port, and moisturizing input connector.The workflow of three-way magnetic valve 221 herein: the one, by the pump 222 of diving, make wash liquid stream produce wash cycles to tubular screen pack 31; The 2nd, the liquid level of controlling service sink 22 by controlling float switch 226 makes it not overflow; By a gauge tap or an automatic control switch or one, regularly automatic control switch or an infrared automatic control switch are controlled the workflows such as cleaning fluid blowdown of service sink 22 simultaneously.The workflow of the two-way electromagnetic valve 223 herein arranging: the automatic workflows such as replacing of controlling of controlling cleaning fluid and the cleaning agent of service sink 22 by controlling float switch 226.
The motor 32 that screen pack unit 3 comprises a tubular screen pack 31 and drives tubular screen pack 31 to rotate, the upper end of this tubular screen pack 31 forms sealing and coordinates with motor 32, this tubular screen pack 31 is to be placed in above-mentioned casing 21, its lower end is to be placed on outside casing annular barricade 212, above-mentioned baffle plate 23 and cleaning fluid shower 24 is to stretch to be placed in tubular screen pack 31 simultaneously, inner side, cleaning fluid shower 24 and between baffle plate 23 and tubular screen pack 31 inwalls, the object that baffle plate 23 is set is herein to prevent that cleaning fluid is splashed in the air outlet 12 of suspended hood 1.
Air box unit 4 is provided in a side of the top of service sink unit 2 casings 21, its top is exhaust outlet 41, it comprises an air box 42 and is located at the blower fan group 43 in air box 42, this blower fan group can comprise motor, by motor-operated impeller, and cover is placed in the ventilating duct on impeller, the ventilating opening 211 of these ventilating duct one end UNICOM casing 21 upper ends, other end UNICOM exhaust outlet 41.In this vent passages pipe, be provided with test blast changeable device, to guarantee automatic controllability energy, and carry out all needs can automatic variable data, provide automatic control system device obtainable automatic control ability.
When smoke exhaust ventilator normally uses, open starting switch and get final product work.
And need to carry out cleaning to smoke exhaust ventilator time, in service sink 22, be placed in finite concentration cleaning fluid, open the gauge tap of screen pack unit 3, screen pack 31 slow rotation in casing 21, open the switch of service sink unit 2, starting the pump 222 of diving starts working, cleaning fluid is under the effect of the pump 222 of diving, cleaning fluid is conveyed into cleaning fluid shower 24, by liquid outlet jet flow, injected on tubular screen pack 31 again, meanwhile screen pack 31 just can adhere to cleaning fluid and rotating, be subject to cleaning fluid in the effect of screen pack 31 grid upper surface tension force, cleaning fluid can form cleaning fluid curtain very thin and that flow downward along screen pack 31 on screen pack 31, and wander in service sink 22, with this, form the circulating path of a cleaning fluid, meanwhile soot gas is in the motor energising work of air box 42 apoplexy units 43, drive fan blade rotates, make the interior generation negative pressuren zone of screen pack unit 3, above suspended hood 1, air outlet 12 places also produce negative pressuren zone simultaneously, thus, soot gas under suspended hood 1 is upwards inhaled in tubular screen pack 31, when soot gas passes the cleaning fluid curtain of tubular screen pack 31, just produce gas and liquid mixed flow process, can be separated into fully gas and liquid tubular screen pack 31 is interior, soot gas is through the mesh of screen pack 31 and the mixture of the mixed friction formation gas of combined mobile cleaning fluid curtain and liquid, soot gas is fully mixed, in mixed flow, being cleaned gas discharges along the ventilating duct of air box 42 through the ventilating opening 211 of casing 21, the gas being discharged from is cleaned, meanwhile, cleaning fluid is conducted oneself with dignity and flowed downward to converge to be back in service sink 22, the tubular screen pack 31 constantly rotating circulates and so forth and had both realized the object of clean oil smoke, reached again the object of automatic cleaning tubular screen pack 31, this tubular screen pack 31 need not be pulled down cleaning, without greasy dirt grease, stops up, the gas of discharging is without secondary pollution environment such as greasy dirt oil smoke, and the gas of backflow is also clean clean, makes the internal and external environments such as kitchen and people no longer suffer the worry of fume pollution, avoids the trouble of the many cleanings of user.
In the service sink 22 of this service sink unit 2, can be provided with the automatic control of sewage disposal device of infrared observation, dirty efficient to guarantee wash oil tobacco tar, cleaning control is at best clean conditions; On this service sink 22, be also provided with microcomputer automatic control device to add up to regularly blowdown apparatus or timing alarm prompting blowdown apparatus, dirty efficient to guarantee wash oil tobacco tar, cleaning control is at best clean conditions; This microcomputer automatic control device is controlled latent pump start by set date at 222 intermittence and is stopped simultaneously, to guarantee batch cleaning screen pack 31 oil smoke greasy dirts, makes the micro-resistance of air-flow by combined cleaning fluid curtain, and cleaning control is at best clean conditions; In service sink 22, be further provided with the liquid level that a float switch 226 can Automatic Positioning Control cleaning fluid, to guarantee the sufficient quantity of cleaning fluid, and guarantee timely cleaning function; In this service sink 22, also design a liquid level and cross and overflow from flow control device, with the floating greasy dirt of guaranteeing to be produced when wash oil tobacco tar is dirty, the discharge dirt that can automatically flow automatically, makes it to keep in time cleaning cleannes, and can prevent that cleaning fluid at service sink mouth overflow out; In addition, in service sink 22, can design temperature control automatic heating device (being thermostat 224 and heating rod 225), facilitate heated wash, while using in order to zones of different Various Seasonal, can reach this cleaning of ability of high-efficiency washing; Moreover, in this service sink unit 2, be also provided with and automatically supplement cleaning agent control device, to guarantee the cleaning concentration of cleaning fluid in running, make it to reach the reaction of quick dissolving greasy dirt, oil smoke; This automaton is the glittering suggestion device of light modulation that automatically report rings or the sound prompt device that report rings automatically, to guarantee that every control device can give full play to it and normally move.On the side of this service sink 22, also can be provided with the convenient aperture mirror of observing cleaning fluid cleannes.
Certainly, described tubular screen pack 31 not only limits to one, as shown in Figure 6, also can adopt side by side a plurality of or be upper and lower longitudinal arrangement setting, can further promote the effect of cleaning oil smoke.
In sum, the utility model is placed on air outlet 12 and rotary tubular screen pack 31 by a kind of suspended hood 1 upper end and cover of being positioned at, coordinate again to the cleaning fluid of tubular screen pack 31 sprays, screen pack 31 is stained with cleaning fluid when rotating, cleaning fluid forms cleaning fluid curtain on screen pack 31, and screen pack 31 is air outlet 12 places that are located at suspended hood 1 top, therefore it is simple in structure and compact, during use, blower fan work, the interior generation negative pressuren zone of filter screen unit 3, soot gas is when suspended hood 1 air outlet 12 passes the cleaning fluid curtain of tubular screen pack 31, just produce gas and liquid mixed flow process with cleaning fluid, in time oil smoke is washed down, both realize the object of clean oil smoke, reached again the object of automatic cleaning and filtering net, avoided the trouble of the many cleanings of user.
Claims (7)
1. a Self cleaning hood, it comprises a suspended hood, service sink unit, screen pack unit and air box unit; Service sink unit is arranged on suspended hood top, and screen pack unit is provided in a side of in service sink unit, and the top that air box unit is provided in a side of service sink unit is UNICOM with it; It is characterized in that: service sink unit comprises a casing and is positioned at the service sink of lower box one side, and screen pack unit comprises the tubular screen pack of at least one capable of controlling rotary, described tubular screen pack is longitudinally arranged in the casing of service sink unit, its lower end shield is put the air outlet of suspended hood, and upper end forms sealing; Cleaning fluid in service sink forms cleaning fluid curtain by cleaning fluid shower jet flow to the tubular screen pack rotating.
2. Self cleaning hood as claimed in claim 1, it is characterized in that: described suspended hood is positioned at the top of whole smoke exhaust ventilator, it prolongs forward a plate cover to make the oil smoke of the kitchen range top be inhaled into smoothly in smoke exhaust ventilator, its plate cover is provided with various control buttons and lighting device, is provided with air outlet above suspended hood.
3. Self cleaning hood as claimed in claim 1, it is characterized in that: described service sink unit comprises that a cover puts the casing on air outlet, casing upper end is ventilating opening, in casing and be positioned at air outlet one side self-cleaning pond and extend upward a baffle plate, between baffle plate and cabinet wall, be provided with vertical cleaning fluid shower, on it, be distributed with liquid outlet.
4. Self cleaning hood as claimed in claim 3, is characterized in that: the periphery of the relative air outlet in described casing lower end is provided with an annular barricade region forming between annular barricade and cabinet wall and service sink UNICOM.
5. Self cleaning hood as claimed in claim 1, is characterized in that: described screen pack unit comprises a tubular screen pack and the motor that drives tubular screen pack to rotate, and the upper end of this tubular screen pack forms sealing and coordinates with motor.
6. Self cleaning hood as claimed in claim 4, it is characterized in that: described tubular filtration net cover is placed in casing, its lower end is to be placed on outside casing annular barricade, simultaneously above-mentioned baffle plate and cleaning fluid shower is to stretch to be placed in tubular screen pack, cleaning fluid shower and between baffle plate and tubular screen pack inwall.
7. Self cleaning hood as claimed in claim 1, it is characterized in that: described air box unit is located at service sink unit top, its top is exhaust outlet, it comprises an air box and is located at the blower fan group in air box, this blower fan group can comprise motor, by motor-operated impeller, and cover is placed in the ventilating duct on impeller, the ventilating opening of this ventilating duct one end connection air box unit, other end UNICOM exhaust outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420025280.7U CN203823845U (en) | 2013-12-16 | 2014-01-15 | Self-cleaning range hood |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827803.5 | 2013-12-16 | ||
| CN201320827803 | 2013-12-16 | ||
| CN201420025280.7U CN203823845U (en) | 2013-12-16 | 2014-01-15 | Self-cleaning range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203823845U true CN203823845U (en) | 2014-09-10 |
Family
ID=51479337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420025280.7U Withdrawn - After Issue CN203823845U (en) | 2013-12-16 | 2014-01-15 | Self-cleaning range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203823845U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697521A (en) * | 2013-12-16 | 2014-04-02 | 刘恩华 | Self-cleaning smoke exhaust ventilator |
| CN105570946A (en) * | 2015-10-16 | 2016-05-11 | 胡振强 | Cooking fume treatment machine with high environmental friendliness |
| CN106594838A (en) * | 2017-02-20 | 2017-04-26 | 广东美的厨房电器制造有限公司 | Self-cleaning device for range hood oil net, oil net module with same and range hood |
| CN110887094A (en) * | 2019-12-23 | 2020-03-17 | 佛山市顺德区美的洗涤电器制造有限公司 | Oil fume purifying device |
| CN111765529A (en) * | 2020-07-06 | 2020-10-13 | 珠海格力电器股份有限公司 | Fan coil, air conditioner and cleaning method of filter screen |
| CN112484108A (en) * | 2020-11-04 | 2021-03-12 | 合肥三邦环保科技有限公司 | Range hood with waterproof fan |
-
2014
- 2014-01-15 CN CN201420025280.7U patent/CN203823845U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697521A (en) * | 2013-12-16 | 2014-04-02 | 刘恩华 | Self-cleaning smoke exhaust ventilator |
| CN103697521B (en) * | 2013-12-16 | 2016-09-07 | 刘恩华 | Self cleaning hood |
| CN105570946A (en) * | 2015-10-16 | 2016-05-11 | 胡振强 | Cooking fume treatment machine with high environmental friendliness |
| CN105570946B (en) * | 2015-10-16 | 2017-12-15 | 建湖县高新投资发展有限公司 | Environment-protecting oil soot processor |
| CN106594838A (en) * | 2017-02-20 | 2017-04-26 | 广东美的厨房电器制造有限公司 | Self-cleaning device for range hood oil net, oil net module with same and range hood |
| CN110887094A (en) * | 2019-12-23 | 2020-03-17 | 佛山市顺德区美的洗涤电器制造有限公司 | Oil fume purifying device |
| CN111765529A (en) * | 2020-07-06 | 2020-10-13 | 珠海格力电器股份有限公司 | Fan coil, air conditioner and cleaning method of filter screen |
| CN111765529B (en) * | 2020-07-06 | 2024-04-16 | 珠海格力电器股份有限公司 | Cleaning method for fan coil, air conditioner and filter screen |
| CN112484108A (en) * | 2020-11-04 | 2021-03-12 | 合肥三邦环保科技有限公司 | Range hood with waterproof fan |
| CN112484108B (en) * | 2020-11-04 | 2023-03-31 | 合肥三邦环保科技有限公司 | Range hood with waterproof fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140910 Effective date of abandoning: 20160907 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |