Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of PM2.5 scavenger fan device is provided, for the dust in absorption chamber and PM2.5, the air in clean room.
The technical solution adopted in the present invention is: PM2.5 scavenger fan device includes filter, shell and controller; Filter includes Double-way exhaust-fan, water pump, cascade shower nozzle and shutter, Double-way exhaust-fan includes motor and fan blade, shell is provided with air inlet, air outlet and water tank, the support of motor is fixedly connected with shell, the front axle of motor is fixedly connected with fan blade, 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, and the outer shell base of water pump is fixedly connected with shell; When motor rotates forward, drive water pump to rotate forward, during motor reversal, because single-direction transmission shaft coupling only has the function of single-direction transmission, water pump does not rotate; Shutter is positioned at air outlet, and shutter is connected with shell, and cascade shower nozzle is positioned at the top of shutter, and water tank is positioned at the bottom of shutter, and cascade shower nozzle is connected with the delivery port of water pump, and the water inlet of water pump is connected with the water tank of shell; Water tank is provided with filtered water, and for generation of filtration cascade, shutter is provided with filtration cascade, filters cascade and is sprayed by cascade shower nozzle, and the filtration cascade of cascade shower nozzle ejection flows into water tank through shutter; Water tank is provided with entering water electromagnetic valve and water level switch, and entering water electromagnetic valve is connected with running water pipe, for water tank automatic makeup water-filling; Controller is provided with control line and is connected with motor, entering water electromagnetic valve and water level switch; Water tank is provided with water filter and thimerosal injection device, and water filter is used for purifying filtered water, and thimerosal injection device is used for injecting thimerosal to filtered water.
When PM2.5 scavenger fan device uses, PM2.5 scavenger fan device is installed in the wall hole in room, and make the air outlet of shell be positioned at indoor side, air inlet is positioned at outdoor side, utilize controller to control its filter and directly the air of indoor is discharged to outdoor, then, the fresh air of outdoor is indoor by introducing after its filtration devices, so constantly circulation; During by outdoor introducing fresh air, controller controls motor and rotates forward, and driven by motor fan blade and water pump rotate forward, the filtered water of water tank is evacuated to cascade shower nozzle by water pump, be sprayed onto shutter by cascade shower nozzle, filtered water flows to bottom by the top of shutter, and filtered water forms one at shutter and filters cascade; Meanwhile, fan blade rotates forward, and by the fresh air of outdoor by air inlet suction, fresh air enters indoor by air outlet after the filtration cascade of shutter filters, and utilizes the dust in filtration cascade absorption fresh air and PM2.5; Introduce the fresh air time and arrive, controller controls motor reversal, and single-direction transmission shaft coupling can not reverse gearing, water pump does not rotate, and motor only drives fan blade to reverse, and indoor air is entered by air outlet, be discharged to outdoor through shutter and air inlet, the air of indoor is discharged to outdoor; So constantly circulation.
The invention has the beneficial effects as follows: PM2.5 scavenger fan device is provided with filter, filter is provided with Double-way exhaust-fan, shutter, water pump and cascade shower nozzle, shutter is provided with filtration cascade, utilizes controller to control the motor reversal of Double-way exhaust-fan, the air of indoor is discharged to outdoor; The motor utilizing controller to control Double-way exhaust-fan rotates forward, the fresh air suction of outdoor is indoor, fresh air first filters through the filtration cascade of shutter when entering indoor, utilize the dust and PM2.5 that filter cascade absorption chamber outer air, thus reach the object changed and purify the air of a room; Meanwhile, add thimerosal in filtration cascade, make filtration cascade have the function of sterilization fresh air.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed:
The structural representation of the PM2.5 scavenger fan device shown in Fig. 1, PM2.5 scavenger fan device includes 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, Double-way exhaust-fan 37 includes motor 4 and fan blade 5, 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, the front axle 13 of motor 4 is fixedly connected with fan blade 5, the rear axle 14 of motor 4 is connected with single-direction transmission shaft coupling 15, single-direction transmission shaft coupling 15 is fixedly connected with the rotating shaft 16 of water pump 6, the outer shell base 38 of water pump 6 is fixedly connected with shell 2, when motor 4 rotates forward, water pump 6 is driven to rotate forward, when motor 4 reverses, because single-direction transmission shaft coupling 15 only has the function of single-direction transmission, water pump 6 does not rotate, shutter 8 is positioned at air outlet 10, and shutter 8 is connected with shell 2, and cascade shower nozzle 7 is positioned at the top of shutter 8, and water tank 11 is positioned at the bottom of shutter 8, and 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 connected with the water tank 11 of shell 2, water tank 11 is provided with filtered water 19, and shutter 8 is provided with and filters cascade 20, water tank 11 is provided with entering water electromagnetic valve 25 and water level switch 26, and entering water electromagnetic valve 25 is connected with running water pipe, for water tank 11 automatic makeup water-filling, controller 3 is provided with control line and is connected with motor 4, entering water electromagnetic valve 25 and water level switch 26, water tank 11 is provided with water filter 24 and thimerosal injection device 33, and water filter 24 is for purifying filtered water 19, and thimerosal injection device 33 is for injecting thimerosal to filtered water 19, air inlet 9 is provided with safety net 36, enters in shell 2 for preventing foreign matter.
In order to prevent filtered water 19 from entering indoor, be provided with water proof net 21 between shutter 8 and air outlet 10, for isolating the water entered by shutter 8, water proof net 21 is positioned at inside air outlet 10, and water proof net 21 is connected with shell 2; The filtered water 19 absorbed by water proof net 21 is by water proof net 21 reflow tank 11.
In order to purifying filtered water 19, water tank 11 includes foul water tank 22 and clear water tanks 23, water filter 24 is provided with between foul water tank 22 and clear water tanks 23, for circularly purifying filtered water 19, the filtered water 19 of dust and PM2.5 is absorbed by shutter 8, flow to foul water tank 22 by shutter 8, after water filter 24 filters, flow to clear water tanks 23, recycle.
In order to control water tank 11 water level and to water tank 11 supplementing 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 27 of entering water electromagnetic valve 25 is connected with running water, and the water out adapter 28 of entering water electromagnetic valve 25 is connected with clear water tanks 23.
Filtration cascade 20 is formed in order to be implemented on shutter 8, shutter 8 is provided with multiple blade 29, gap is left between each blade 29, filter cascade 20 and flow to last blade 31 by first blade 30 on shutter 8 top, a gap cascade 32 is formed between each blade 29, filter cascade 20 to be made up of multiple gaps cascade 32, each gap cascade 32 is between adjacent blade 29.
In order to the effect making filtered water 19 have sterilization, water tank 11 is connected with thimerosal injection device 33, thimerosal injection device 33 includes hopper 34 and pipeline 35, hopper 34 is communicated with pipeline 35, pipeline 35 is communicated with water tank 11, funnel 34 is positioned at air outlet 10 side, for thimerosal is imported water tank 11, makes filtered water 19 have the function of sterilization and sterilization.
In order to implement the function that Double-way exhaust-fan 37 is vented and bleeds, fan blade 5 is Double-way axial flow fan blade, an axial flow air channel is formed by the air inlet 9 of shell 2 and shell 2 and air outlet 10, when motor 4 rotates forward, the flow direction of wind is for flow to air outlet 10 by air inlet 9, when motor 4 reverses, the flow direction of wind is for flow to air inlet 9 by air outlet 10.
In order to strengthen the filter effect filtering cascade 20, shutter 8 is staged shutter, each blade 29 of shutter 8 forms a ladder with the blade 29 of adjacent top, and each blade 29 is greater than the distance of one, adjacent top blade 29 to air outlet 10 to the distance of air outlet 10; Each blade 29 forms a gap cascade 32 with the blade 29 of adjacent top, each gap cascade 32 is greater than the distance of gap, adjacent top cascade 32 to air outlet 10 to the distance of air outlet 10, multiple gaps cascade 32 forms stepped filtration cascade 20, make fresh air can pass through to filter cascade 20, also make filtration cascade 20 not easily be blown to four winds simultaneously, keep its filter effect.
The operation principle of PM2.5 scavenger fan device is: during use, PM2.5 scavenger fan device is installed on the wall in room, and make the air outlet 10 of shell 2 be positioned at indoor side, air inlet 9 is positioned at outdoor side, utilize controller 3 to control its filter 1 and directly the air of indoor is discharged to indoor, then, introduce indoor after being filtered by its filter 1 by the fresh air of outdoor, so constantly circulation; During by outdoor introducing fresh air, controller 3 controls motor 4 and rotates forward, motor 4 drives fan blade 5 and water pump 6 to rotate forward, the filtered water 19 of water tank 11 is evacuated to cascade shower nozzle 7 by water pump 6, shutter 8 is sprayed onto by cascade shower nozzle 7, filtered water 19 flows to bottom by the top of shutter 8, and filtered water 19 forms one at shutter 8 and filters cascade 20; Meanwhile, fan blade 5 rotates forward, and by the fresh air of outdoor by air inlet 9 suction, fresh air enters indoor by air outlet 10 after the filtration cascade 20 of shutter 8 filters, and utilizes to filter cascade 20 and absorb dust in fresh air and PM2.5; By in the air discharge chamber of indoor time, controller 3 controls motor 4 and reverses, and single-direction transmission shaft coupling 15 can not reverse gearing, water pump 6 does not rotate, 4, motor drives fan blade 5 to reverse, and indoor air is entered by air outlet 10, and room air is discharged to outdoor by shutter 8 through air inlet 9.
Cascade 20 is filtered in order to the shutter 8 being implemented on air inlet 9 is formed, utilize and filter dust and the PM2.5 that cascade 20 absorbs air, the flow direction of the filtration cascade 20 that cascade shower nozzle 7 sprays is the bottom being flowed to shutter 8 by the top of shutter 8, then flows into water tank 11 by the bottom of shutter 8; Outdoor fresh air, by air inlet 9 suction, after the gap cascade 32 between the blade 29 and blade 29 of shutter 8 filters, enters indoor.
In order to control the time that motor 4 rotates forward and reverses, controller 3 is provided with the time relay, controls the time that motor 4 rotates forward and reverses, and the ratio of the time of the time that motor 4 rotates forward and reversion is 4:1.
In order to control the water level of water tank 11, during position lower than water level switch 26 of the water level of water tank 11, water level switch 26 is by its Signal transmissions to controller 3, and controller 3 controls entering water electromagnetic valve 25 and opens, and running water enters water tank 11; During position higher than water level switch 26 of the water level of water tank 11, water level switch 26 is by Signal transmissions to controller 3, and controller 3 controls entering water electromagnetic valve 25 and cuts out, and water inlet stops.