CN108194390B - A kind of self-cleaning exhaust fan for kitchen ventilator - Google Patents
A kind of self-cleaning exhaust fan for kitchen ventilator Download PDFInfo
- Publication number
- CN108194390B CN108194390B CN201711489143.3A CN201711489143A CN108194390B CN 108194390 B CN108194390 B CN 108194390B CN 201711489143 A CN201711489143 A CN 201711489143A CN 108194390 B CN108194390 B CN 108194390B
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- Prior art keywords
- conduit
- spiral case
- support shaft
- wall
- self
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2057—Removing cooking fumes using a cleaning liquid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of self-cleaning exhaust fans for kitchen ventilator, including spiral case and impeller, support shaft is fixed on spiral case inner wall, sleeve is inserted in the middle part of support shaft, sleeve has annular cavity, the outer wall of sleeve is equipped with several blades being connected to annular cavity, there is cavity in blade and outer end forms several spray orifices, one end of support shaft is connected separately with cleaning water pipe and heating pipe, cleaning water pipe and heating pipe are connected with first pressure spray head and second pressure spray head respectively, the first conduit and the second conduit have been separately formed in support shaft, cleaning water pipe and heating pipe are plugged in first conduit and the second conduit respectively, first conduit and the second conduit are connected with the outlet channel in support shaft, outlet channel, first conduit and the second conduit form the channel of " Y " font, the junction of first conduit and the second conduit is set There is switching valve, the notch that outlet channel is connected is formed on the inner wall of sleeve.The present invention can realize that itself grease is cleared up at work.
Description
Technical field:
The present invention relates to the technical fields of household electrical appliance, are specifically related to a kind of self-cleaning air draft wind for kitchen ventilator
Machine.
Background technique:
Kitchen ventilator is a kind of kitchen appliance for purifying kitchen environment.Kitchen ventilator is mounted on the top of kitchen range, can be by furnace
The oil smoke being harmful to the human body generated in the waste and cooking process of stove burning takes rapidly discharge outdoor away, is polluted with reduction, is net
Change air, and has gas defence, explosion-proof safety guarantee effect.Spiral case blower is installed, to carry out oil pumping row in existing kitchen ventilator
Cigarette, however after spiral case blower works long hours, impeller in spiral case and can adhere to grease on the inner wall of spiral case, such spiral case blower
It needs periodically to shut down and be cleared up, scale removal process trouble influences the use of spiral case blower.
In view of the above shortcomings, the designer, is actively subject to research and innovation, to found, one kind is new structural to be used for
The self-cleaning exhaust fan of kitchen ventilator makes it with more the utility value in industry.
Summary of the invention:
The purpose of the present invention aims to solve the problem that problem of the existing technology, and provide a kind of can realize itself grease at work
The self-cleaning exhaust fan for kitchen ventilator of cleaning.
The present invention relates to a kind of self-cleaning exhaust fans for kitchen ventilator, including spiral case and are arranged in the spiral case
Impeller, the spiral case have air outlet, and the impeller is driven by motor rotation, fixes on the spiral case inner wall of the air outlet side
There is support shaft, sleeve is inserted in the middle part of the support shaft, the sleeve has annular cavity, and the outer wall of sleeve is equipped with several
The blade being connected to the annular cavity, has cavity in the blade and outer end forms several spray orifices, and the one of support shaft
End is connected separately with cleaning water pipe and heating pipe, the cleaning water pipe and heating pipe respectively be arranged on volute outer wall first
Pressure nozzle is connected with second pressure spray head, and the first conduit and the second conduit, first conduit have been separately formed in support shaft
Be plugged with cleaning water pipe and heating pipe in the second conduit respectively, the first conduit and the second conduit with the outlet slot in support shaft
Road is connected, and the outlet channel runs through the outer wall of support shaft, and outlet channel, the first conduit and the second conduit form " Y " font
Channel, the junction of the first conduit and the second conduit is equipped with switching valve, the notch of arc is formed on the inner wall of sleeve, described
Notch is connected with outlet channel.
By above-mentioned technical proposal, in the use of the present invention, blower works, the rotation of motor impeller, the wind of generation
To blade, so that sleeve band movable vane piece rotates in support shaft, the first conduit is opened and is connected with outlet channel by switching valve at this time
Logical, the water that the starting of first pressure spray head makes to clean in water pipe flows into the first conduit, then passes through the notch on outlet channel and sleeve
Into the annular cavity of sleeve, then sprayed again from spray orifice from the cavity that annular cavity enters blade, since blade is rotating, because
This clean water a part be sprayed on the impeller of rotation impeller is cleaned, another part is sprayed on the inner wall of spiral case in spiral case
Grease on wall is cleaned.After grease cleaning on impeller and spiral case inner wall is completed, switching Vavle switching makes the first conduit
It closes and the second conduit opening is connected with outlet channel, the starting of second pressure spray head makes hot gas in heating pipe into the second slot
Road, then enter by the notch on outlet channel and sleeve the annular cavity of sleeve, the sky of blade is then entered from annular cavity
Chamber is sprayed from spray orifice again, and hot gas is ejected on impeller and dries by the inner wall of impeller and spiral case after cleaning on the inner wall of spiral case
It is dry.
Through the above scheme, the self-cleaning exhaust fan for kitchen ventilator of the invention can be automatically to leaf when blower works
Grease on the inner wall of wheel and spiral case is cleaned and is dried, and the working efficiency of blower is improved.
As a preference of the above scheme, the switching valve includes mini motor, the connection mini machine shaft
Fulcrum and the valve plate being fixedly plugged on the fulcrum, the valve plate rotation by the first conduit or the second conduit and outlet channel every
It opens.
As a preference of the above scheme, the outer end of the blade forms arc surface, and the spray orifice is uniformly molded over
On the arc surface.
As a preference of the above scheme, the first pressure spray head cleans water tank, the cleaning by piping connection
The water with detergent is stored in water tank, the second pressure spray head passes through piping connection heat source and air pump.
As a preference of the above scheme, it is connected with high-voltage tube on the first pressure spray head, consolidates on the high-voltage tube
Surely there is booster pump.
As a preference of the above scheme, the bottom of the spiral case forms discharge outlet.
As a preference of the above scheme, the first pressure spray head and second pressure spray head are arranged at the upper of spiral case
On the outer wall of side.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention:
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein:
Fig. 1 is schematic cross-sectional view of the invention；
Fig. 2 is the partial structural diagram of Fig. 1；
Fig. 3 is the schematic cross-sectional view of middle sleeve of the present invention and support shaft；
Fig. 4 is the structural schematic diagram of switching valve in the present invention；
Fig. 5 is the broken section structural schematic diagram of support shaft in the present invention.
Specific embodiment:
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
Referring to Fig. 1, Fig. 2, a kind of self-cleaning exhaust fan for kitchen ventilator of the present invention, including spiral case 1 and set
The impeller 2 in the spiral case 1 is set, the spiral case 1 has air outlet 11, and the bottom of spiral case 1 forms discharge outlet 12, the leaf
Wheel 2 is rotated by motor driving (not shown), is fixed with support shaft 3, the support on 1 inner wall of spiral case of 11 side of air outlet
The middle part of axis 3 is inserted with sleeve 4, and the sleeve 4 has annular cavity 41, and the outer wall of sleeve 4 is equipped with several and annular
The blade 5 that inner cavity 41 is connected to has cavity 51 in the blade 5 and outer end forms several spray orifices 521, the outer end of blade 5
Arc surface 52 is formed, the spray orifice 521 is uniformly molded on the arc surface 52.
Referring to Fig. 1, Fig. 3 to Fig. 5, one end of support shaft 3 is connected separately with cleaning water pipe 61 and heating pipe 62, the cleaning
Water pipe 61 and heating pipe 62 respectively with 72 phase of first pressure spray head 71 and second pressure spray head that is arranged on 1 upside outer wall of spiral case
Even, it is connected with high-voltage tube (not shown) on the first pressure spray head 71, booster pump (not shown) is fixed on the high-voltage tube,
First pressure spray head 71 cleans water tank (not shown) by pipeline connection (not shown), and band cleaning is stored in the cleaning water tank
The water (not shown) of agent, the second pressure spray head 72 (are not schemed by pipeline connection heat source (not shown) (not shown) and air pump
Show), the first conduit 31 and the second conduit 32 are separately formed in support shaft 3, in first conduit 31 and the second conduit 32 point
Be not plugged with cleaning water pipe 61 and heating pipe 62, the first conduit 31 and the second conduit 32 with the outlet channel 33 in support shaft 3
It is connected, the outlet channel 33 runs through the outer wall of support shaft 3, outlet channel 33, the first conduit 31 and the formation of the second conduit 32
The junction of the channel of " Y " font, the first conduit 31 and the second conduit 32 is equipped with switching valve 8, and the switching valve 8 includes mini electricity
Machine 81, the fulcrum 82 for connecting mini 81 shaft of motor and the valve plate 83 being fixedly plugged on the fulcrum 82, the valve plate
83 rotations separate the first conduit 31 or the second conduit 32 with outlet channel 33, and the notch of arc is formed on the inner wall of sleeve 4
42, the notch 42 is connected with outlet channel 33.
The present invention in the specific implementation, blower work, motor impeller 2 rotate, the wind of generation to blade 5 so that
Sleeve 4 rotates in support shaft 3 with movable vane piece 5, and the first conduit 31 is opened and is connected with outlet channel 33 by switching valve 8 at this time,
First pressure spray head 71 starts the water for making to clean in water pipe 61 and flows into the first conduit 31, then by outlet channel 33 and sleeve 4
Notch 42 enter sleeve 4 annular cavity 41, then from annular cavity 41 enter blade 5 cavity 51 again from spray orifice 521 spray
Out, since blade 5 is rotating, clean water a part be sprayed on the impeller 2 of rotation impeller 2 is cleaned, another part
It is sprayed on the inner wall of spiral case 1 and the grease on 1 inner wall of spiral case is cleaned.Grease on 1 inner wall of impeller 2 and spiral case, which is cleared up, to be completed
Later, switching valve 8 switch so that the first conduit 31 close and the second conduit 32 opening be connected with outlet channel 33, second pressure
Spray head 72, which starts, makes the hot gas in heating pipe 62 enter the second conduit 32, then passes through the notch 42 on outlet channel 33 and sleeve 4
Into the annular cavity 41 of sleeve 4, then sprayed again from spray orifice 521 from the cavity 51 that annular cavity 41 enters blade 5, hot gas spray
It is dried out on impeller 2 and by the inner wall of impeller 2 and spiral case 1 after cleaning on the inner wall of spiral case 1.
In conclusion the self-cleaning exhaust fan for kitchen ventilator of the invention when blower works can automatically to impeller and
Grease on the inner wall of spiral case is cleaned and is dried, and the working efficiency of blower is improved.
Self-cleaning exhaust fan provided by the present invention for kitchen ventilator, only a specific embodiment of the invention, but
Scope of protection of the present invention is not limited thereto, anyone skilled in the art the invention discloses technology model
In enclosing, it can easily think of the change or the replacement, should all cover within that scope of the present invention.Therefore, protection scope of the present invention
It should be based on the protection scope of the described claims.
Claims (7)
1. a kind of self-cleaning exhaust fan for kitchen ventilator, including spiral case (1) and the impeller (2) being arranged in the spiral case,
The spiral case (1) has air outlet (11), and rotation is driven by motor in the impeller (2), it is characterised in that: the air outlet (11)
It is fixed with support shaft (3) on spiral case (1) inner wall of side, sleeve (4) is inserted in the middle part of the support shaft, the sleeve has
The outer wall of annular cavity (41), sleeve (4) is equipped with several blades (5) being connected to the annular cavity (41), the blade
Interior that there is cavity (51) and outer end to form several spray orifices (521), one end of support shaft (3) is connected separately with cleaning water pipe
(61) and heating pipe (62), cleaning water pipe (61) and heating pipe (62) respectively with setting on spiral case (1) outer wall first
Pressure nozzle (71) is connected with second pressure spray head (72), has been separately formed the first conduit (31) and the second slot in support shaft (3)
Cleaning water pipe (61) and heating pipe (62) are plugged in road (32), first conduit (31) and the second conduit (32) respectively, the
One conduit (31) and the second conduit (32) are connected with the outlet channel (33) in support shaft (3), and the outlet channel runs through
The outer wall of support shaft (3), the channel of outlet channel (33), the first conduit (31) and the second conduit (32) formation " Y " font, first
The junction of conduit (31) and the second conduit (32) is equipped with switching valve (8), and the notch of arc is formed on the inner wall of sleeve (4)
(42), the notch is connected with outlet channel (33).
2. the self-cleaning exhaust fan according to claim 1 for kitchen ventilator, it is characterised in that: the switching valve (8)
Fulcrum (82) and the valve plate that is fixedly plugged on the fulcrum including mini motor (81), the connection mini machine shaft
(83), the valve plate rotation separates the first conduit (31) or the second conduit (32) with outlet channel (33).
3. the self-cleaning exhaust fan according to claim 1 for kitchen ventilator, it is characterised in that: the blade (5)
Outer end forms arc surface (52), and the spray orifice (521) is uniformly molded on the arc surface (52).
4. the self-cleaning exhaust fan according to claim 1 for kitchen ventilator, it is characterised in that: the first pressure spray
Head (71) cleans water tank by piping connection, is stored with the water with detergent, the second pressure spray head in the cleaning water tank
(72) pass through piping connection heat source and air pump.
5. the self-cleaning exhaust fan according to claim 1 for kitchen ventilator, it is characterised in that: the first pressure spray
It is connected with high-voltage tube on head (71), is fixed with booster pump on the high-voltage tube.
6. the self-cleaning exhaust fan according to claim 1 for kitchen ventilator, it is characterised in that: the spiral case (1)
Bottom forms discharge outlet (12).
7. the self-cleaning exhaust fan according to claim 1 for kitchen ventilator, it is characterised in that: the first pressure spray
Head (71) and second pressure spray head (72) are arranged on the upside outer wall of spiral case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711489143.3A CN108194390B (en) | 2017-12-29 | 2017-12-29 | A kind of self-cleaning exhaust fan for kitchen ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711489143.3A CN108194390B (en) | 2017-12-29 | 2017-12-29 | A kind of self-cleaning exhaust fan for kitchen ventilator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108194390A CN108194390A (en) | 2018-06-22 |
| CN108194390B true CN108194390B (en) | 2019-10-01 |
Family
ID=62587361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711489143.3A Active CN108194390B (en) | 2017-12-29 | 2017-12-29 | A kind of self-cleaning exhaust fan for kitchen ventilator |
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| Country | Link |
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| CN (1) | CN108194390B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828356A (en) * | 2020-07-14 | 2020-10-27 | 许令建 | Glass fiber reinforced plastic axial flow fan |
| CN112901277B (en) * | 2021-01-14 | 2023-03-24 | 溧阳市新力机械铸造有限公司 | Heater impeller and preparation method thereof |
| CN113091168A (en) * | 2021-05-12 | 2021-07-09 | 河南黎明重工科技股份有限公司 | Self-cleaning centrifugal dehumidifier |
| CN114321026B (en) * | 2022-03-11 | 2022-06-14 | 亿昇(天津)科技有限公司 | Cleaning device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5358540A (en) * | 1993-12-22 | 1994-10-25 | Tsan Yun Chang | Exhaust cleaner for filter hoods |
| US6662800B2 (en) * | 2001-08-26 | 2003-12-16 | Peter Yeung | Range hood fan spray dispenser |
| KR200470561Y1 (en) * | 2012-08-31 | 2013-12-24 | 손병천 | Drain pump equipped with a switch to operate the balloon |
| CN203099943U (en) * | 2012-12-25 | 2013-07-31 | 广东麦理杰电器有限公司 | Range hood for removing oil through combining steam, hot air and electric heating |
| CN104848279A (en) * | 2015-04-30 | 2015-08-19 | 浙江帅康电气股份有限公司 | Extractor hood allowing automatic cleaning |
| CN205503490U (en) * | 2016-03-25 | 2016-08-24 | 上虞通风机有限公司 | Arrange damp centrifugal fan |
| CN205503567U (en) * | 2016-03-25 | 2016-08-24 | 上虞通风机有限公司 | Heat dissipation formula centrifugal fan |
| CN106123074B (en) * | 2016-08-17 | 2018-05-18 | 华帝股份有限公司 | Method for cleaning oil stains on smoke exhaust ventilator fan |
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2017
- 2017-12-29 CN CN201711489143.3A patent/CN108194390B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108194390A (en) | 2018-06-22 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190906 Address after: The town of Wenling City, Taizhou City, 317500 Jin Ao village in Zhejiang Province Applicant after: Zhejiang Shenli Explosion-proof Electrical and Mechanical Co., Ltd. Address before: 523000 Guangdong province Dongguan Songshan Lake high tech Industrial Development Zone Technology Park building 11, floor 2, 201D Applicant before: Dongguan Tianhe electromechanical Development Co. Ltd. |
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