CN202538562U

CN202538562U - Water curtain air filter device for spraying

Info

Publication number: CN202538562U
Application number: CN2012201143564U
Authority: CN
Inventors: 林斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-03-23
Filing date: 2012-03-23
Publication date: 2012-11-21
Anticipated expiration: 2022-03-23

Abstract

The utility model relates to a water curtain air filter device for spraying, comprising an operating region and an operating platform arranged in the operating region, wherein a vertical surface in the front of the operating region is provided with a water curtain wall, an overflow tube is arranged above the water curtain wall, and a water collection tank is arranged below the water curtain wall. The water curtain air filter device is characterized in that two side vertical surfaces and top vertical surface of the operating region are all of closed structures; the lower edge of the water curtain wall is suspended above the water collection tank, and the lower edge of the water curtain wall is provided with an edge fold in which at least two rows of staggered spraying holes are formed; the back of the water curtain wall is provided with an air flow channel, and the top of the air flow channel is provided with a draft fan; and the surface of the side of the operating region, which is close to the water curtain wall, is provided with an overflow tank, water overflowing out of the overflow tank falls into the water collection tank, and the water collection tank is communicated with the overflow tube and the overflow tank through a water pump and a pipeline. The water curtain air filter device has the characteristics of artful conception, simple structure and integration of water curtain absorbing, spraying and filtering, is particularly suitable for paint spraying processes, and is capable of absorbing and filtering a great deal of paint mist suspended in the air and reducing air pollution caused by direct discharge.

Description

A kind of spraying water-based curtain air filter

Technical field:

The utility model belongs to water curtain dust-romoving air filtering field, and particularly a kind of spraying water-based curtain air filter especially can be removed spraying process, and a large amount of suspension cloud of generation play the effect of filtered air.

Background technology:

The application of spraying paint is a kind of conventional process of surface treatment, extensively applies to produce on product and the spare and accessory parts, needs special painting workshop mostly, and the supporting dust removal installation that is necessary, to improve operating environment and the quality that guarantees manufactured goods.And, all not having the dust removal installation of specialty at present to small-sized spraying equipment, traditional method is the typhoon machine of installing in the place ahead in spraying operation district; Utilize blower fan that the unnecessary cloud that spraying process produces is taken away, do not handle and add any air filtration, especially painting process; Produce a large amount of atomizing lacquer gas; Not only cause atmosphere pollution, also be stained with object surfaces such as sticking blower fan, influence production efficiency.

Like CN102357325A, disclosed thermal spraying screen collector, primary structure are to have a water curtain, flue gas guide plate and gas skirt.During airflow strikes water curtain that spraying process produces, the dust that it carries etc. are by water curtain absorption, promptly are directed to plate and introduce in the gas skirt and be suspended in airborne part, directly enter atmosphere through air-introduced machine again.This design can only be done surperficial adsorption treatment effect to the flue gas that strikes on the water curtain, and a large amount of pernicious gas is still in line, only can solve the operation area environment.And CN102172452A, the online cleaning dust pelletizing system of disclosed a kind of application promptly is provided with water curtain in the place ahead, operation area, and the top is provided with air outlet, also is provided with filter cotton in the air outlet front portion.This system only solves the dedusting of the clean of the preceding surface of the work of application; Even also can be in order to remove the dust that spraying process produces; But also belong to the straight-line scheme, though adopt the filter cotton filtered air, the old dust that amasss on filter cotton still can produce secondary pollution.

Summary of the invention:

The purpose of the utility model is to design a kind of dust that Water curtain wall can adsorb direct bump that has, and can carry out the spraying water-based curtain air filter that cascade filters to being suspended in airborne dust again.

The utility model technical scheme is achieved in that a kind of spraying water-based curtain air filter, comprises the operation area and is located at the operation post in the operation area, and the anterior facade in operation area is provided with a Water curtain wall; The Water curtain wall top is provided with overflow pipe; The below is provided with water leg, and water leg is communicated with overflow pipe through water pump and pipeline, and apopore in a row on the overflow pipe is aimed at Water curtain wall; It is characterized in that operation area two side elevations and top facade are enclosed construction; Described Water curtain wall lower edge is unsettled above water leg, and said Water curtain wall lower edge has a flanging toward water curtain one side, offers the spray apertures that two misarrangement positions distribute on the flanging at least; Said Water curtain wall back is provided with a deep bead, and insert in the water leg deep bead lower edge, constitutes gas channel by deep bead and Water curtain wall, and the gas channel top is provided with air exhauster; Said operation post is provided with the spilling water groove near the surface of Water curtain wall one side; The liquid level of this spilling water groove is higher than the flanging of Water curtain wall lower edge; And both have a spacing between the edge, and the water that said spilling water groove overflows falls into water leg, and described spilling water groove is communicated with the water pump efferent duct through pipeline.Utilize Water curtain wall and spilling water groove to cooperate, directly adsorb, and be suspended in the air-flow of operation area directly impinging upon two cloud on the face; Under the suction function of air exhauster; Can behind the spray district of Water curtain wall lower edge, be discharged by air exhauster from gas channel, pernicious gas can water filtration again.

Said deep bead middle part is provided with second overflow pipe, and this second overflow pipe is horizontally fixed on the deep bead, and and deep bead between have first-class water space, apopore in a row on second overflow pipe is aimed at deep bead.The air-flow that flows into from the Water curtain wall lower edge also can clash into deep bead, utilizes deep bead to form the second road Water curtain wall once more, further air-flow is carried out adsorption treatment.

Apopore on said second overflow pipe sprays to deep bead towards oblique upper.

Said Water curtain wall becomes incline structure backward, and the vertical plane angle is between 3 to 10 degree; Said overflow pipe and Water curtain wall have a gap, and the flowing water area that this gap constitutes is less than the gross area of overflow pipe apopore; The apopore of offering on the overflow pipe in a row sprays to Water curtain wall towards oblique upper.

Top, said Water curtain wall back is provided with a shower, and the globule that shower sprays can cover whole gas channel, forms water-bath, plays the effect of further rinse air.

The utlity model has be skillfully constructed, simple in structure, catchment curtain absorption and spray filtering be in the characteristics of one, especially is fit to use on the lacquer spraying technique, both adsorbable filtration is suspended in airborne a large amount of paint fog; Reduce in line pollution, can alleviate paint again greatly and be stained with and be bonded on the implements air, moreover; Oil droplet by current absorption can be assembled naturally; Be suspended in the water surface, concentrated easily and reclaim and handle, water body can be recycled again.

Description of drawings:

Below in conjunction with concrete legend the utility model is further specified:

The spraying water-based curtain of Fig. 1 air filter end view

Fig. 2 Water curtain wall and overflow pipe concern partial schematic diagram

The spraying water-based curtain of Fig. 3 air filter end face schematic perspective view

Wherein

1-operation area 11-workbench 12-two side elevation 13-top facades

14-spilling water groove 2-Water curtain wall 21-flanging 22-spray apertures

The 3-overflow pipe 31-apopore 32-second overflow pipe 33-shower

4-water leg 5-deep bead 6-gas channel 61-air exhauster

7-water pump 71-pipeline A-angle 8-workpiece

The 9-spray gun

The specific embodiment:

With reference to Fig. 1 and Fig. 3, spraying water-based curtain air filter comprises operation area 1 and the operation post 11 that is located in the operation area 1; 1 liang of side elevation 12 in operation area and top facade 13 are enclosed construction, avoid interference in air flow, and operation area 1 anterior facade is provided with a Water curtain wall 2; 2 one-tenth of Water curtain walls are incline structure backward; And the vertical plane included angle A is between 3 to 10 degree, and the Water curtain wall of inclination can guarantee that water curtain has good adhesive force, is difficult for being washed open by the air-flow that spraying produces; Water curtain wall 2 tops are provided with overflow pipe 3, and this overflow pipe 3 has a gap with Water curtain wall 2, and the flowing water area that this gap constitutes is less than the gross area of overflow pipe 3 apopores 31; The apopore of offering on the overflow pipe 3 in a row 31 sprays to Water curtain wall 2 towards oblique upper; Make that the both satisfied formation water curtain of the water yield of overflow pipe 3 ejections is required; There is part to overflow again, forms the cascade effect, increase and air-polluting touch opportunity from the surface of overflow pipe 3; And the globule that falls also can form downward air-flow impulse force, and steering current walks downward; Described Water curtain wall 2 lower edges are unsettled above water leg 4, and its lower edge has a flanging 21 toward water curtain one side, offer the spray apertures 22 that two misarrangement positions distribute on the flanging 21 at least; In addition, operation post 11 is provided with spilling water groove 14 near the surface of Water curtain wall one side, and the liquid level of this spilling water groove 14 is higher than the flanging 21 of Water curtain wall lower edge, and has a spacing between both edges, forms air inlet, to let air-flow get into; Said spilling water groove 14 is higher than the purpose of flanging 21, is that the air mass of avoiding lance ejection to go out directly gets into both gaps, forms tortuous passage, has more that multimachine can contact water body.The water that spilling water groove 14 overflows falls into water leg 4, adheres to and the mist of oil that is suspended in spilling water groove 14 water surface drips and can overflow in water leg 4, so that focus on along current.

Said Water curtain wall 2 backs are provided with a deep bead 5, and insert in the water leg 4 deep bead 5 lower edges, constitutes gas channel 6 by deep bead 5 and Water curtain wall 2, and gas channel 6 tops are provided with air exhauster 61, the forced draft trend; Deep bead 5 middle parts are provided with second overflow pipe 32; This second overflow pipe 32 is horizontally fixed on the deep bead 5; And and 5 of deep beads have first-class water space, and apopore in a row on second overflow pipe 32 sprays to deep bead 5 towards oblique upper, equally both can form necessary water curtain; Can overflow from the pipe face at the position again, form the cascade effect.In addition, above Water curtain wall 2 backs, be provided with a shower 33, the globule that shower 33 sprays can cover whole gas channel 6, reaches the purpose of further rinse air by this shower 33.

In addition, described overflow pipe 3, second overflow pipe 32, shower 33 and spilling water groove 14 are connected through pipeline 71 on the delivery outlet of water pump 7, and water pump 7 water inlets are connected on the water leg 4.To the use occasion of this device, design more specifically also can be arranged to water leg 4.If as dust is main dust removal and filtration, it can be designed with sedimentation basin, and the water inlet of water pump 7 is required to be high-order design; And as spraying paint demist, the oil stain that promptly can be provided with suspension on water leg 4 surfaces is collected chain.

With reference to Fig. 2, Water curtain wall 2 and overflow pipe 3 graphs of a relation, the apopore 31 of overflow pipe 3 be towards the oblique upper setting, and the included angle A of Water curtain wall 2 and vertical plane guarantees that Water curtain wall 2 has certain force of strain between 3 to 10 degree, avoids water curtain to separate.The apopore of second overflow pipe 32 is identical with it towards structure on the deep bead 5, here repeated description not.

The dust-cleaning principle of this device is an example to spray paint, and is placing workpiece 8 on the workbench 11; Spray gun 9 alignment pieces spray; The mist of oil that produces is except that covering workpiece 8, and part flies out to oblique the place ahead, towards high airflow strikes to Water curtain wall 2; Wash away on spilling water groove 14 liquid levels towards low air-flow, form absorption for the first time; And bump rebounds and diffuse to the air-flow in the operation area 1, and under the negative pressure of air exhauster 61, flanging 21 flows into spilling water groove 14 gaps along the Water curtain wall lower edge, and air-flow reaches the absorption second time through the cascade zone of flanging 21 belows; The part air-flow that flows into directly clashes into the water curtain of deep bead 5 bottoms, forms absorption for the third time; Along the up air-flow of gas channel 6, through the globule washing of shower 33 ejections, accomplish the 4th absorption again, make that the air of being extracted out by air exhauster 61 is more clean.And the oil droplet that is adsorbed with water, under the effect of tension force, conglomerate also is suspended in liquid level, can collect chain through oil stain and concentrate recycling.

This device biggest advantage is; Utilize down water curtain and cascade, air-flow is carried out multiple absorption and filtration, and only through the water body medium; Also make things convenient for after-treatment; Moreover apparatus surface also formed necessary protection, reduce as far as possible oil stain be stained with adhere to equipment surface maybe, reach the purpose of the comprehensive regulation.To the filtration of pernicious gas, also can in water body, add the chemical combination material, to produce better suction-operated.

Claims

1. a spraying water-based curtain air filter comprises the operation area and is located at the operation post in the operation area, and the anterior facade in operation area is provided with a Water curtain wall; The Water curtain wall top is provided with overflow pipe; The below is provided with water leg, and water leg is communicated with overflow pipe through water pump and pipeline, and apopore in a row on the overflow pipe is aimed at Water curtain wall; It is characterized in that operation area two side elevations and top facade are enclosed construction; Described Water curtain wall lower edge is unsettled above water leg, and said Water curtain wall lower edge has a flanging toward water curtain one side, offers the spray apertures that two misarrangement positions distribute on the flanging at least; Said Water curtain wall back is provided with a deep bead, and insert in the water leg deep bead lower edge, constitutes gas channel by deep bead and Water curtain wall, and the gas channel top is provided with air exhauster; Said operation post is provided with the spilling water groove near the surface of Water curtain wall one side; The liquid level of this spilling water groove is higher than the flanging of Water curtain wall lower edge; And both have a spacing between the edge, and the water that said spilling water groove overflows falls into water leg, and described spilling water groove is communicated with the water pump efferent duct through pipeline.

2. a kind of spraying water-based curtain air filter according to claim 1; It is characterized in that the deep bead middle part is provided with second overflow pipe; This second overflow pipe is horizontally fixed on the deep bead, and and deep bead between have first-class water space, apopore in a row is aimed at deep bead on second overflow pipe.

3. a kind of spraying water-based curtain air filter according to claim 2 is characterized in that the apopore on second overflow pipe sprays to deep bead towards oblique upper.

4. a kind of spraying water-based curtain air filter according to claim 1 it is characterized in that Water curtain wall becomes incline structure backward, and the vertical plane angle is between 3 to 10 degree; Said overflow pipe and Water curtain wall have a gap, and the flowing water area that this gap constitutes is less than the gross area of overflow pipe apopore; The apopore of offering on the overflow pipe in a row sprays to Water curtain wall towards oblique upper.

5. according to claim 1 or 4 described a kind of spraying water-based curtain air filters, it is characterized in that top, Water curtain wall back is provided with a shower, the globule that shower sprays can cover whole gas channel.