CN104471319B - Pm2.5 ventilation fan - Google Patents

Pm2.5 ventilation fan Download PDF

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Publication number
CN104471319B
CN104471319B CN201380030727.8A CN201380030727A CN104471319B CN 104471319 B CN104471319 B CN 104471319B CN 201380030727 A CN201380030727 A CN 201380030727A CN 104471319 B CN104471319 B CN 104471319B
Authority
CN
China
Prior art keywords
water
shutter
blade
cascade
air outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201380030727.8A
Other languages
Chinese (zh)
Other versions
CN104471319A (en
Inventor
张桂芹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Jianzhu University
Original Assignee
Shandong Jianzhu University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CN2013101737970 priority Critical
Priority to CN201310173797.0A priority patent/CN103363611B/en
Application filed by Shandong Jianzhu University filed Critical Shandong Jianzhu University
Priority to PCT/CN2013/086972 priority patent/WO2014173106A1/en
Priority to CN201380030727.8A priority patent/CN104471319B/en
Publication of CN104471319A publication Critical patent/CN104471319A/en
Application granted granted Critical
Publication of CN104471319B publication Critical patent/CN104471319B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00Axial-flow pumps
    • F04D19/002Axial flow fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F04D29/705Adding liquids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • F04D25/14Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/007Ventilation with forced flow
    • F24F7/013Ventilation with forced flow using wall or window fans, displacing air through the wall or window
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/117Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Abstract

A PM2.5 ventilation fan is provided with a filtering device (1), wherein the filtering device (1) is provided with a bidirectional exhaust fan (37), a shutter (8), a water pump (6) and a water curtain nozzle (7). The shutter (8) is provided with a filtering water curtain (20). A controller (3) is used for controlling a motor (4) of the bidirectional exhaust fan (37) to rotate backward to exhaust indoor air to the outside. The controller (3) is used for controlling the motor (4) of the bidirectional exhaust fan (37) to rotate forward to suck outdoor fresh air into the inside. When the fresh air enters the inside, the fresh air is first filtered by the filtering water curtain (20) of the shutter (8), and the filtering water curtain (20) is used for absorbing dust and PM2.5 of the outdoor air.

Description

PM2.5 ventilation fans
Technical field
The present invention relates to a kind of ventilation fan, particularly a kind of utilization cascade absorbs the PM2.5 ventilation fans of PM2.5.
Background technology
At present, air pollution is increasingly serious, the air PM2.5 indexes in many places often in non-good state, one A little places reach intermediate pollution, some indoor places are even up to serious pollution, and influence people's is healthy, a kind of indoor The PM2.5 ventilation fans for using are had become the need for people purify the air of a room.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided a kind of PM2.5 ventilation fans, for the ash in absorption chamber Dirt and PM2.5, the air in clean room.
The technical solution adopted in the present invention is:PM2.5 ventilation fans include filter, shell and controller;Cross Filter device includes Double-way exhaust-fan, water pump, cascade shower nozzle and shutter, and Double-way exhaust-fan includes motor and fan blade, Shell is provided with air inlet, air outlet and water tank, and the support of motor is fixedly connected with shell, and the front axle of motor is fixed with fan blade and connected Connect, the rear axle of motor is connected with single-direction transmission shaft coupling, and single-direction transmission shaft coupling is fixedly connected with the rotating shaft of water pump, outside water pump Shell block is fixedly connected with shell;When motor is rotated forward, water pump is driven to rotate forward, during motor reversal, because single-direction transmission shaft coupling only has The function of single-direction transmission, water pump is not rotated;Shutter is located at air outlet, shutter and cage connection, and cascade shower nozzle is located at blinds The top of window, water tank is located at the bottom of shutter, and cascade shower nozzle is connected with the delivery port of water pump, water inlet and the shell of water pump Water tank is connected;Water tank is provided with filter water, and for producing filtering cascade, shutter to be provided with filtering cascade, filtering cascade is sprayed by cascade Head sprays, and the filtering cascade that cascade shower nozzle sprays flows into water tank through shutter;Water tank is provided with entering water electromagnetic valve and water level switch, Entering water electromagnetic valve is connected with running water pipe, for being automatically replenished water to water tank;Controller is provided with control line with motor, water inlet electromagnetism Valve and water level switch are connected;Water tank is provided with water filter and thimerosal injection device, and water filter is used for purifying filtered water, Thimerosal injection device is used to inject thimerosal to filter water.
The operation principle of PM2.5 ventilation fans is:PM2.5 ventilation fans are installed in the wall hole in room, and make shell Air outlet is located at indoor side, and air inlet is located outside side, controls its filter directly indoor sky using controller Gas is discharged to outdoor, then, outdoor fresh air is introduced into indoor after its filter is filtered, so constantly circulation; During by outdoor introducing fresh air, controller controlled motor is rotated forward, and motor drives fan blade and water pump to rotate forward, the filter water of water tank Cascade shower nozzle is evacuated to by water pump, shutter is sprayed onto by cascade shower nozzle, filter water from shutter overhead stream to bottom, filter water exists Shutter shape filters cascade into one;Meanwhile, fan blade is rotated forward, and outdoor fresh air is pumped into by air inlet, fresh air warp Cross shutter filtering cascade filtering after got in by air outlet, using filter cascade absorb fresh air in dust and PM2.5;The introducing fresh air time arrives, and controller controlled motor reversion, single-direction transmission shaft coupling can not invert gearing, water Pump is not rotated, and motor only drives fan blade to invert, and indoor air is entered by air outlet, and room is discharged to through shutter and air inlet Outward, indoor air is discharged to outdoor;So constantly circulation.
The beneficial effects of the invention are as follows:PM2.5 ventilation fans are provided with filter, and filter is provided with Double-way exhaust-fan, hundred Leaf window, water pump and cascade shower nozzle, shutter are provided with filtering cascade, and the motor reversal of Double-way exhaust-fan is controlled using controller, Indoor air is discharged to outdoor;Rotated forward using the motor of controller control Double-way exhaust-fan, outdoor fresh air is taken out Enter interior, the filtering cascade filtering of shutter is first passed through when fresh air gets in, using filtering the outer air of cascade absorption chamber Dust and PM2.5, changed and the purpose that purifies the air of a room so as to reach;Meanwhile, add sterilization in filtering cascade Liquid, makes filtering cascade have the function of sterilization fresh air.
Brief description of the drawings
Fig. 1 is the structural representation of PM2.5 ventilation fans.
Specific embodiment
The present invention is further detailed below in conjunction with the accompanying drawings:
The structural representation of the PM2.5 ventilation fans shown in Fig. 1, PM2.5 ventilation fans include filter 1, shell 2 and Controller 3;Filter 1 includes Double-way exhaust-fan 37, water pump 6, cascade shower nozzle 7 and shutter 8, and Double-way exhaust-fan 37 is wrapped Motor 4 and fan blade 5 are included, shell 2 is provided with air inlet 9, air outlet 10 and water tank 11, and support 12 and the shell 2 of motor 4 are consolidated Fixed connection, the front axle 13 of motor 4 is fixedly connected with fan blade 5, and the rear axle 14 of motor 4 is connected with single-direction transmission shaft coupling 15, unidirectionally Transmission coupling 15 is fixedly connected with the rotating shaft 16 of water pump 6, and the outer shell base 38 of water pump 6 is fixedly connected with shell 2, and motor 4 is rotated forward When, drive water pump 6 to rotate forward, when motor 4 is inverted, there was only the function of single-direction transmission due to single-direction transmission shaft coupling 15, water pump 6 does not turn It is dynamic;Shutter 8 is located at air outlet 10, and shutter 8 is connected with shell 2, and cascade shower nozzle 7 is located at the top of shutter 8,11, water tank In the bottom of shutter 8, cascade shower nozzle 7 is connected with the delivery port 17 of water pump 6, the water inlet 18 of water pump 6 and the water tank 11 of shell 2 Connection;Water tank 11 is provided with filter water 19, for produce filtering cascade 20, shutter 8 be provided with filtering cascade 20, filtering cascade 20 by Cascade shower nozzle 7 sprays, and the filtering cascade 20 that cascade shower nozzle 7 sprays flows into water tank 11 through shutter 8;Water tank 11 is provided with into water electromagnetism Valve 25 and water level switch 26, entering water electromagnetic valve 25 are connected with running water pipe, for being automatically replenished water to water tank 11;Controller 3 Control line is provided with to be connected with motor 4;Water tank 11 is provided with water filter 24 and thimerosal injection device 33, and water filter 24 is used for Purifying filtered water 19, thimerosal injection device 33 is used to inject thimerosal to filter water 19;Air inlet 9 is provided with safety net 36, uses Enter in shell 2 in foreign matter is prevented.
Got in prevent or reducing filter water 19, water proof net 21 is provided between shutter 8 and air outlet 10, used In the water that isolation is entered by shutter 8, water proof net 21 is located at the inside of air outlet 10, and water proof net 21 is connected with shell 2;By water proof net 21 filter waters 19 for absorbing are by the reflow tank 11 of water proof net 21.
For purifying filtered water 19, water tank 11 includes foul water tank 22 and clear water tanks 23, foul water tank 22 and clear water tanks 23 Between be provided with water filter 24, for circularly purifying filter water 19, the filter water 19 of dust and PM2.5 is absorbed by shutter 8, Foul water tank 22 is flowed to by shutter 8, clear water tanks 23 are flowed to after being filtered through water filter 24, recycled.
In order to control the water level of water tank 11 and to water tank 11 supplement water, water tank 11 is provided with entering water electromagnetic valve 25 and water level Switch 26, controller 3 is provided with wire and is connected with entering water electromagnetic valve 25 and water level switch 26, the water supply connector of entering water electromagnetic valve 25 27 are connected with running water, and the water out adapter 28 of entering water electromagnetic valve 25 is connected with clear water tanks 23.
Filtering cascade 20 is formed in order to be implemented on shutter 8, shutter 8 is provided with multiple blades 29, between each blade 29 Leave gap, filtering cascade 20 flows to last blade 31 by first blade 30 on the top of shutter 8, each blade 29 it Between formed a gap cascade 32, filtering cascade 20 be made up of multiple gap cascades 32, each gap cascade 32 be located at it is adjacent Between blade 29.
In order that filter water 19 has the effect of sterilization, water tank 11 is connected with thimerosal injection device 33, thimerosal injection Device 33 includes hopper 34 and pipeline 35, and hopper 34 is connected with pipeline 35, and pipeline 35 is connected with water tank 11, leakage Bucket 34 is located at the side of air outlet 10, for thimerosal to be imported into water tank 11, filter water 19 is had the function of sterilization and sterilization.
In order to implement the function that Double-way exhaust-fan 37 is vented and is evacuated, fan blade 5 is Double-way axial flow fan blade, by shell 2 with And the air inlet 9 and air outlet 10 of shell 2 constitute an axle stream air channel;From state from outdoor to indoor suction fresh air For:Motor 4 is rotated forward, and the flow direction of wind is to flow to air outlet 10 by air inlet 9;From interior to the outdoor shape for directly excluding air State is:Motor 4 is inverted, and the flow direction of wind is to flow to air inlet 9 by air outlet 10.
In order to strengthen filtering the filter effect of cascade 20, shutter 8 is staged shutter, each blade of shutter 8 29 constitute a ladder with blade 29 adjacent and above, and the distance of each blade 29 to air outlet 10 is more than a leaf adjacent and above Distance of the piece 29 to air outlet 10;Each blade 29 forms a gap cascade 32, each gap with blade 29 adjacent and above Cascade 32 arrives the distance of air outlet 10, multiple structures of gap cascade 32 to the distance of air outlet 10 more than gap cascade 32 adjacent and above Into stepped filtering cascade 20, allow fresh air by filtering cascade 20, while also making filtering cascade 20 be difficult by wind Dispel, keep its filter effect.

Claims (7)

1.PM2.5 ventilation fans, it is characterised in that:Described PM2.5 ventilation fans include filter (1), shell (2) and control Device (3) processed;Filter (1) includes Double-way exhaust-fan (37), water pump (6), cascade shower nozzle (7) and shutter (8), two-way Exhaust fan (37) includes motor (4) and fan blade (5), and shell (2) is provided with air inlet (9), air outlet (10) and water tank (11), the support (12) of motor (4) is fixedly connected with shell (2), and the front axle (13) of motor (4) is fixedly connected with fan blade (5), electricity The rear axle (14) of machine (4) is connected with single-direction transmission shaft coupling (15), the rotating shaft (16) of single-direction transmission shaft coupling (15) and water pump (6) It is fixedly connected, the outer shell base (38) of water pump (6) is fixedly connected with shell (2);Shutter (8) is positioned at air outlet (10), shutter (8) be connected with shell (2), cascade shower nozzle (7) positioned at the top of shutter (8), water tank (11) positioned at the bottom of shutter (8), Cascade shower nozzle (7) is connected with the delivery port (17) of water pump (6), and the water inlet (18) of water pump (6) is with the water tank (11) of shell (2) even Connect;Water tank (11) is provided with filter water (19), and shutter (8) is provided with filtering cascade (20);Controller (3) is provided with control line and motor (4);Described shutter (8) is provided with multiple blades (29), and gap is left between each blade (29), and filtering cascade (20) is by hundred First blade (30) on leaf window (8) top flows to last blade (31), and a gap is formed between each blade (29) Cascade (32), filtering cascade (20) is made up of multiple gap cascades (32), and each gap cascade (32) is positioned at adjacent blade (29) between;Water proof net (21) is provided between described shutter (8) and air outlet (10), water proof net (21) is positioned at air outlet (10) the inside, water proof net (21) is connected with shell (2);Described water tank (11) includes foul water tank (22) and clear water tanks (23) water filter (24), is provided between foul water tank (22) and clear water tanks (23), dust and PM2.5 is absorbed by shutter (8) Filter water (19), foul water tank (22) is flowed to by shutter (8), through water filter (24) filter after flow to clear water tanks (23), follow Ring is used.
2. PM2.5 ventilation fans according to claim 1, it is characterised in that:Described water tank (11) is provided with entering water electromagnetic valve (25) and water level switch (26), controller (3) is provided with wire and is connected with entering water electromagnetic valve (25) and water level switch (26), enters The water supply connector (27) of water solenoid valve (25) is connected with running water, the water out adapter (28) and clear water tanks of entering water electromagnetic valve (25) (23) connect.
3. PM2.5 ventilation fans according to claim 2, it is characterised in that:Described water tank (11) is connected with thimerosal note Enter device (33), thimerosal injection device (33) includes hopper (34) and pipeline (35), hopper (34) and pipe Road (35) is connected, and pipeline (35) is connected with water tank (11), and funnel (34) is positioned at air outlet (10) side.
4. PM2.5 ventilation fans according to claim 3, it is characterised in that:Described air inlet (9) is provided with safety net (36)。
5. PM2.5 ventilation fans according to claim 4, it is characterised in that:Described fan blade (5) is Double-way axial flow fan blade, One axle stream air channel is constituted by the air inlet (9) and air outlet (10) of shell (2) and shell (2);Taken out from outdoor to interior The state for entering fresh air is:Motor (4) is rotated forward, and the flow direction of wind is to flow to air outlet (10) by air inlet (9);By interior It is to the outdoor state for directly excluding air:Motor (4) is inverted, and the flow direction of wind is to flow to air inlet by air outlet (10) (9)。
6. PM2.5 ventilation fans according to claim 5, it is characterised in that:Described shutter (8) is staged blinds Window, each blade (29) of shutter (8) constitutes a ladder, each blade (29) to air-out with blade (29) adjacent and above The distance of mouth (10) is more than distance of the blade (29) to air outlet (10) adjacent and above.
7. PM2.5 ventilation fans according to claim 6, it is characterised in that:Described each blade (29) with adjacent and above Blade (29) form a gap cascade (32), the distance of each gap cascade (32) to air outlet (10) is more than adjacent and above To the distance of air outlet (10), multiple gap cascades (32) compositions are stepped to filter cascades (20) to gap cascade (32).
CN201380030727.8A 2013-04-27 2013-11-12 Pm2.5 ventilation fan Expired - Fee Related CN104471319B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2013101737970 2013-04-27
CN201310173797.0A CN103363611B (en) 2013-04-27 2013-04-27 PM2.5 ventilation fan
PCT/CN2013/086972 WO2014173106A1 (en) 2013-04-27 2013-11-12 Pm2.5 ventilation fan
CN201380030727.8A CN104471319B (en) 2013-04-27 2013-11-12 Pm2.5 ventilation fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201380030727.8A CN104471319B (en) 2013-04-27 2013-11-12 Pm2.5 ventilation fan

Publications (2)

Publication Number Publication Date
CN104471319A CN104471319A (en) 2015-03-25
CN104471319B true CN104471319B (en) 2017-05-24

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CN201380030727.8A Expired - Fee Related CN104471319B (en) 2013-04-27 2013-11-12 Pm2.5 ventilation fan

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Application Number Title Priority Date Filing Date
CN201310173797.0A Active CN103363611B (en) 2013-04-27 2013-04-27 PM2.5 ventilation fan

Country Status (2)

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CN (2) CN103363611B (en)
WO (1) WO2014173106A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103363611B (en) * 2013-04-27 2015-08-19 深圳博科智能科技有限公司 PM2.5 ventilation fan
CN103322638B (en) * 2013-04-27 2015-09-02 林智勇 PM2.5 scavenger fan device
CN104963877A (en) * 2015-06-01 2015-10-07 蚌埠市蚌风风机有限公司 Dedusting blower
CN105673578B (en) * 2016-01-27 2018-04-06 蚌埠市拓坚机电有限公司 A kind of negative-pressure air fan for being used to divulge information
ITUB20160686A1 (en) * 2016-02-11 2017-08-11 Pietro Giorgio Bianco Ecological island for air purification.
CN105889091B (en) * 2016-04-16 2018-06-19 佛山市顺德区富威电器实业有限公司 A kind of electric fan
WO2017213440A1 (en) * 2016-06-08 2017-12-14 탁승호 Air cleaner
CN111854024A (en) * 2020-07-14 2020-10-30 刘建 PM2.5 ventilator equipment based on convection principle

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JPH05288365A (en) * 1992-04-03 1993-11-02 Toray Ind Inc Method and apparatus for air conditioning
JPH0842888A (en) * 1994-08-01 1996-02-16 Masaharu Mizuno Air filtering apparatus
CN2277049Y (en) * 1996-09-28 1998-03-25 蔡国隆 Humidifier
JP2004347165A (en) * 2003-05-20 2004-12-09 Daiei Project:Kk Air cleaner
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CN203230637U (en) * 2013-04-27 2013-10-09 林智勇 PM2.5 (particulate matter 2.5) air exchanging fan

Also Published As

Publication number Publication date
CN103363611A (en) 2013-10-23
CN103363611B (en) 2015-08-19
CN104471319A (en) 2015-03-25
WO2014173106A1 (en) 2014-10-30

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Inventor after: Zhang Guiqin

Inventor before: Feng Lin

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Effective date of registration: 20170427

Address after: Fengming road Licheng District 250100 Shandong city of Ji'nan province No. 1000

Applicant after: Shandong Construction University

Address before: 518000 Guangdong city of Shenzhen province Futian District Binjiang Binhe Village East 8 Building 502

Applicant before: Feng Lin

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170524

Termination date: 20171112