Background technology
As a example by paint locker, operationally, can produce substantial amounts of dust and pernicious gas, these nuisances not only affect the healthy of operating personnel, and the processing to product causes damage.So, paint locker all can use exhaust equipment and dust-filtering equipment, as gathered the Water curtain machine of filtration and exhausting function.The design of Water curtain machine is typically to arrange one baffle plate at the middle part of rack, water flows to baffle surface and flows through one cascade of formation from top, side arranges a filtering trough under the baffle, it is provided with gap between filtering trough and baffle plate, so that air flows to air blast from the gap between baffle plate and filtering trough, dust in air is encountered cascade and will be adsorbed with water in inflow filtering trough, the benefit of this design is that parts are installed concentratedly, it is moved easily use, deficiency is that air can only be flow through by the gap between baffle plate and filtering trough, because the route of shortest path only can be selected during air flowing, so, top at cascade, the mobility of air is just poor, dust removing effects is less desirable.
Also having a kind of dedusting method, whole paint spray booth floor uses metallic grid, and exhaust apparatus carries out suction and discharge from the space of grid and ground, and the advantage of this design is to accelerate tenesmus when dust drops, and dust is drained, to play the effect of purification.But, this structure is not suitable for using in a lot of occasions.
As a example by kitchen, a large amount of oil smoke can be produced during cooking, by smoke exhaust ventilator by outside oil smoke discharge chamber, although such design solves the oil smoke problem of indoor, but severe contamination can be produced to flue and surrounding environment, so, also some kitchen has installed oil removing and electrostatic precipitator additional, but such configuration exists the hidden danger of high pressure leakage fire.
Now with a kind of air filtration cooling system for factory building, outdoor air intake filter and blowing in room after lowering the temperature, advantage is that energy consumption is low, and deficiency is that filter screen maintains static, and uses the time one long, and filter screen is easily blocked, difficult clean and maintenance.
It is, thus, sought for one can not only effectively dedusting, smoke abatement, moreover it is possible to effectively reduce to environment the air filter unit that can be automatically cleaned.
Content of the invention
It is an object of the invention to provide one can not only effectively dedusting, smoke abatement, moreover it is possible to effectively reduce to environment the air filter unit that can be automatically cleaned.
The technical scheme is that the air filter unit that a kind of paint locker or carpentry yard use, mainly being made up of air intake and exhaust system the 1st, dust filtering device the 2nd, filtering trough the 3rd, drainpipe, cistern the 5th, water circulating pump the 6th, flow pipe the 7th, air cleaning unit 8, the mode that air intake and exhaust system 1 is arranged in a matrix by the air blast 11 of more than 1 is arranged on the rear of dust filtering device 2;Described dust filtering device 2 includes parallel upper roll shaft the 21st, lower roller shaft 22 and power set 23, and flow pipe 7 is positioned above dust filtering device 2, and filtering trough 3 is positioned at below dust filtering device 2;Water in cistern 5 pumps into flow pipe 7 by water circulating pump 6, spray on filter screen 24 from the top of upper roll shaft 21 again, described dust filtering device 2 also includes the banding filter screen 24 being driven rotation by power set 23, described filter screen 24 joins end to end and forms annular, one end is enclosed within roll shaft 21, the other end is enclosed within lower roller shaft 22, and the bottom of lower roller shaft 22 is immersed in the water in filtering trough 3;Power set 23 drive lower roller shaft 22 to rotate, and carry electric filter 24 and upper roll shaft 21 to rotate when lower roller shaft 22 rotates;In the lower section of lower roller shaft 22, powder dust remover 25 is set;During work, air intake and exhaust system 1 inhales dynamic air flow filter screen, dust in air and oil smoke are adhered to by moist filter screen, filter screen is moved downwardly into filtering trough 3 under the drive of power set 23, stick to the dust on filter screen and oil smoke to be washed in water by powder dust remover 2, described powder dust remover 25 is made up of three axles with hairbrush, and the axle of these three band hairbrush is in close contact with filter screen 24 all respectively;Lower roller shaft 22 arranges travelling gear 221, is engaged with the power input gear 251 of powder dust remover 25 by travelling gear 221, it is achieved when lower roller shaft 22 rotates, drive powder dust remover 25 to rotate;Power set 23 drive lower roller shaft 22 to be further driven to filter screen 24 when rotating and rotate;The hairbrush on powder dust remover 25 surface cleans the dust on filter screen 24 surface in water with water.
One air intake and exhaust system 1 is set in the front of dust filtering device 2 again.
Beneficial effect:
1st, filter screen and dust remove the hairbrush close contact of apparatus surface, drive powder dust remover to rotate when filter screen rotates, and the hairbrush that dust removes apparatus surface will be cleaned the dust on filter screen in water with water.
2nd, cleaning rod and dust remove the hairbrush close contact of apparatus surface, and when powder dust remover rotates, cleaning rod is scavenged into the dust sticking on hairbrush in water.
Detailed description of the invention
As depicted in figs. 1 and 2, the air filter unit that one our paint locker or carpentry yard use, mainly being made up of air intake and exhaust system the 1st, dust filtering device the 2nd, filtering trough the 3rd, drainpipe, cistern the 5th, water circulating pump the 6th, flow pipe the 7th, air cleaning unit 8, the mode that air intake and exhaust system 1 is arranged in a matrix by the air blast 11 of more than 1 is arranged on the rear of dust filtering device 2.
Being provided with pedestal 51 below cistern 5, columns base is provided with water channel 52;Described dust filtering device 2 includes parallel upper roll shaft the 21st, lower roller shaft 22 and power set 23, and flow pipe 7 is positioned above dust filtering device 2, and filtering trough 3 is positioned at below dust filtering device 2;Water in cistern 5 pumps into flow pipe 7 by water circulating pump 6, spray on filter screen 24 from the top of upper roll shaft 21 again, described dust filtering device 2 also includes the banding filter screen 24 being driven rotation by power set 23, described filter screen 24 joins end to end and forms annular, one end is enclosed within roll shaft 21, the other end is enclosed within lower roller shaft 22, and the bottom of lower roller shaft 22 is immersed in the water in filtering trough 3;Power set 23 drive lower roller shaft 22 to rotate, and carry electric filter 24 and upper roll shaft 21 to rotate when lower roller shaft 22 rotates;In the lower section of lower roller shaft 22, powder dust remover 25 is set;During work, air intake and exhaust system 1 inhales dynamic air flow filter screen, dust in air and oil smoke are adhered to by moist filter screen, and filter screen is moved downwardly into filtering trough 3 under the drive of power set 23, stick to the dust on filter screen and oil smoke and are washed in water by powder dust remover 2.
Described powder dust remover 25 is made up of the more than one axle with hairbrush parallel with lower roller shaft 22, it is made up of three axles with hairbrush as in the embodiment shown in fig. 1, the axle of these three band hairbrush is in close contact with filter screen 24 all respectively, so, power set 23 drive lower roller shaft 22 to be further driven to filter screen 24 when rotating and rotate, filter screen 24 rotates and drives dust removing device 25 to rotate, and the hairbrush on powder dust remover 25 surface cleans the dust on filter screen 24 surface in water with water.
Being provided with a cleaning rod 26 below each powder dust remover 25, described cleaning rod 26 contacts with the surface of powder dust remover 25;Described cleaning rod 26 is the hard thing of strip, and the compressive deformation when the hairbrush on powder dust remover 25 turns to cleaning rod surface, the dust in hairbrush is scraped in water by cleaning rod 26.
During work, air intake and exhaust system 1 inhales dynamic air flow filter screen, being adhered to by moist filter screen at most dust and oil smoke in air, filter screen is moved downwardly into filtering trough 3 under the drive of power set 23, sticks to the dust on filter screen and oil smoke and is washed in water by powder dust remover 2.Little part air, under the suction of air intake and exhaust system 1 is dynamic, passes through intensive aperture in outer screen and blows to interior side screen, and moist filter screen adsorbs to fall some again the dust containing in air and oil smoke.Remaining dust and oil smoke in air, blow into air cleaning unit 8 after being sucked by air blast 11, discharges from exhaust outlet 82 after being purified by air purifier 81.
Described filtering trough 3 is positioned at cistern, and the edge of filtering trough 3 is provided with drainpipe 4, makes water unnecessary in filtering trough 3 overflow in cistern 5.Dust and oil smoke are swept in water by powder dust remover 25 after being adsorbed by filter screen again.
Cistern 5 is used for precipitating dust, and supplies water to water circulating pump 6.Mix dust, in water, enters cistern 5 from filtering trough 3 through drainpipe, and through after a while, dust sinks to bottom cistern 5 under gravity, the more regular water channel 52 by being located at the bottom of pond is discharged.
The bottom of described lower roller shaft 22 is immersed in the water in filtering trough 3.Make there is no space between lower roller shaft 22 and filtering trough 3, it is to avoid the air containing a large amount of dust is directly entered air blast without filtration.
The output gear 231 of power set 23 is engaged with the power input gear of lower roller shaft 22, drives lower roller shaft 22 to rotate.
The frictional force that described powder dust remover 25 has only to rely on filter screen 24 to produce when transporting just can rotate, travelling gear 221 can also be set on lower roller shaft 22, it is engaged with the power input gear 251 of powder dust remover 25 by travelling gear 221, it is achieved when lower roller shaft 22 rotates, drive powder dust remover 25 to rotate.
Described filtering trough 3 is connected with cistern 5 by drainpipe 4, and the water in cistern 5 pumps into flow pipe 7 by water circulating pump, on spray to upper roll shaft 21 and filter screen 24.Cistern 5 is used for precipitating dust, and supplies water to water circulating pump 6.Mix dust, in water, enters cistern 5 from filtering trough 3 through drainpipe 4, and through after a while, dust sinks to bottom cistern 5 under gravity, the more regular water channel by being located at the bottom of pond is discharged.
At the rear of air intake and exhaust system 1, air purifying room 8 is set.
It is mounted with air purifier 81 in described air purifying room 8, wall is provided with exhaust outlet 82.
nullDuring work,Power set 23 drive upper roll shaft 21 and lower roller shaft 22 to rotate,And then band electric filter 24 rotates,Dust is attracted on filter screen 24 by air intake and exhaust system 1,Most dust adheres on the filter screen 24 of humidity,Driven by filter screen 24 and move down,When filter screen 24 is through powder dust remover 25,Owing to both are in close contact,Form bigger frictional force between the two,Powder dust remover 25 also can rotate under the drive of filter screen 24,The hairbrush on powder dust remover 25 surface brushes the dust on filter screen 24 in water,Again pass by water logging through swept filter screen 24,Under the effect of power set 23,Laterally moved from the one of close air intake and exhaust system 1,A small amount of dust through front filter screen adheres on filter screen 24 further,Filter screen continues to move up,After turning over roll shaft 21,It is moved down into after adhering to a large amount of dust again in filtering trough 3,Again removed dust by the hairbrush on powder dust remover 25 and be wetted,Move up under the effect of power set 23 again,So move in circles,Constantly the air flowing through is purified,By the dust adhesion in air and take in water,The air making entrance air blast comprises only a small amount of dust and pernicious gas.
Air containing a small amount of dust and pernicious gas is blown into air purifying room 8 by air blast, the pernicious gas in air, after being purified by air purifier 81, then is discharged by exhaust outlet 82.
The present invention can be used on paint locker, arranging in the side of workbench can the filter screen 24 of scroll-up/down, filtering trough 3 is set below filter screen 24, at the wall mounting at filter screen 24 rear air blast 11 arranged in arrays, air purifying room 8 is set after wall, the paint of generation when spraying paint, dust, it becomes possible to be drawn onto by air blast 11 in time on the filter screen 24 of humidity, being cleaned by filtering trough 3, the air after filtering through filter screen 24 is blown to air purifying room 8 again and purifies further again.In like manner, present invention may also apply to carpentry yard, in time the dust of generation to be disposed, the health of carpentry yard can not only be ensured, additionally aid the healthy of holding operating personnel.
When the present invention is used for paint locker and carpentry yard, arranging in the side of workbench can the filter screen 24 of scroll-up/down, filtering trough 3 is set below filter screen 24, at the wall mounting at filter screen 24 rear air blast 11 arranged in arrays, air purifying room 8 is set after wall, the paint of generation when spraying paint, dust, it becomes possible to be drawn onto by air blast 11 in time on the filter screen 24 of humidity, being cleaned by filtering trough 3, the air after filtering through filter screen 24 is blown to air purifying room 8 again and purifies further again.
When the present invention is for kitchen, arrange paint locker or the air filter unit of carpentry yard use at the rear of workbench, the oil smoke producing during cooking can be adsorbed on the filter screen of humidity, then be cleaned by filtering trough again, it is periodically drained off, it is to avoid the air of surrounding is polluted again.
If higher to the dust in air and oil smoke content requirement, by arranging one air intake and exhaust system 1 again in the front of dust filtering device 2, or multiple parallel dust filtering device 2 is set to reach target.
By the continuous filter screen that rotates, and in filter screen spray water down over, make the dust in filter screen absorption air and oil smoke, filtering trough by arranging below filter screen again, by the dust of filter screen absorption, oil smoke is cleaned filters, and effectively reduces the pollution to environment, and automatically can be cleaned filter screen.
Above-described embodiment is intended merely to the purposes of the interpretation present invention, and is not limitation of the present invention, those skilled in the art, in the essential scope of the present invention, makes a variety of changes or substitutes, and also should belong to the protection category of the present invention.