CN102600686B - Water curtain air filtering device for spraying - Google Patents
Water curtain air filtering device for spraying Download PDFInfo
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- CN102600686B CN102600686B CN201210079684.XA CN201210079684A CN102600686B CN 102600686 B CN102600686 B CN 102600686B CN 201210079684 A CN201210079684 A CN 201210079684A CN 102600686 B CN102600686 B CN 102600686B
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- water
- water curtain
- curtain wall
- overflow pipe
- deep bead
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Abstract
The invention relates to a water curtain air filtering device for spraying, comprising an operating region and a workbench arranged in the operating region, wherein a water curtain wall is arranged on a vertical surface at the front part of the operating region, an overflow pipe is arranged above the water curtain wall, and a water collecting tank is arranged below the water curtain wall. The water curtain air filtering device is characterized in that the vertical surfaces at two sides of the operating region and the vertical surface on the top of the operating region are of closed structures, the lower edge of the water curtain wall is suspended above the water collecting tank, a folded edge is arranged at the lower edge of the water curtain wall, and the folded edge is at least provided with two rows of spraying holes distributed alternately; an airflow channel is arranged at the back of the water curtain wall, and an exhaust fan is arranged at the top of the airflow channel; and an overflow trough is arranged on the surface of the workbench, close to one side of the water curtain wall, water overflowing from the overflow trough falls into the water collecting tank, and the water collecting tank is communicated with the overflow pipe and the overflow trough by a water pump and a pipe. The water curtain air filtering device has the characteristics of being smart in conception and simple in structure and integrating water curtain adsorption and spraying filtering, is especially suitable for use in the paint spraying process, and can adsorb and filter a great amount of paint mist suspending in air, so as to reduce pollution of direct exhaust to air.
Description
Technical field:
The invention belongs to water curtain dust-romoving air filtering field, particularly a kind of spraying water-based curtain air filter, especially can remove 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, is widely used on product and spare and accessory parts and produces, and mostly needs special painting workshop, and the supporting dust removal installation being necessary, to improve the quality of operating environment and assurance manufactured goods.And for small-sized spraying equipment, at present all without professional dust removal installation, a Fans is installed in the place ahead in traditional method Shi spraying operation district, the unnecessary cloud that utilizes blower fan that spraying process is produced is taken away, does not process, especially painting process and add any air filtration, produce a large amount of atomization paint gas, not only cause atmosphere pollution, also stick the object surfaces such as blower fan, affect production efficiency.
As CN102357325A, disclosed thermal-spraying water curtain dust collector, primary structure is 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. is adsorbed by water curtain, is directed to plate and introduces in gas skirt, more directly enter atmosphere by air-introduced machine and be suspended in airborne part.This design can only be done surperficial adsorption treatment effect to the flue gas striking on water curtain, and a large amount of pernicious gas is still in line, only can only solve operation area environment.And CN102172452A, disclosed a kind of application is clean dust pelletizing system online, in the place ahead, operation area, is provided with water curtain, and top is provided with air outlet, in air outlet front portion, is also provided with filter cotton.This system only solves the dedusting of the cleaning of the front surface of the work of application, even the dust that also can produce in order to remove spraying process, but also belong to straight-line scheme, although adopt filter cotton filtered air, the old dust amassing on filter cotton still can produce secondary pollution.
Summary of the invention:
The object of the invention is to design a kind of dust that Water curtain wall can adsorb direct shock that has, can carry out to being suspended in airborne dust the spraying water-based curtain air filter of cascade filtration again.
Technical solution of the present invention is achieved in that a kind of spraying water-based curtain air filter, comprise operation area and be located at the operation post in operation area, the anterior facade in operation area is provided with a Water curtain wall, Water curtain wall top is provided with the first overflow pipe, below is provided with water leg, water leg is communicated with the first overflow pipe through water pump and pipeline, apopore in a row on the first overflow pipe is aimed at Water curtain wall, it is characterized in that operation area two side elevations and top facade are enclosed construction, under described Water curtain wall along unsettled above water leg, under described Water curtain wall, along past water curtain one side, there is a flanging, on flanging, at least offer the spray apertures that two rows are dislocatedly distributed, described Water curtain wall back is provided with a deep bead, under deep bead, along inserting in water leg, by deep bead and Water curtain wall, forms gas channel, and gas channel top is provided with air exhauster, described operation post is provided with overflow groove near the surface of Water curtain wall one side, the liquid level of this overflow groove is higher than the flanging on edge under Water curtain wall, and both have a spacing between edge, the water that described overflow groove overflows falls into water leg, and described overflow groove is communicated with water pump efferent duct by pipeline.Utilize Water curtain wall and overflow groove to coordinate, by directly impinging upon two cloud on face, directly adsorb, and be suspended in the air-flow of operation area, under the suction function of air exhauster, can be behind the spray district on edge under Water curtain wall, then discharged by air exhauster from gas channel, pernicious gas can water filtration.
Described deep bead middle part is provided with the second overflow pipe, and this second overflow pipe is horizontally fixed on deep bead, and and deep bead between there is first-class water space, apopore in a row on the second overflow pipe is aimed at deep bead.From Water curtain wall, along the air-flow flowing into, also can clash into deep bead, again utilize deep bead to form second Water curtain wall, further air-flow be carried out to adsorption treatment.
Apopore on described the second overflow pipe sprays to deep bead obliquely.
Described Water curtain wall becomes incline structure backward, and vertical plane angle is between 3 to 10 degree; Described the first overflow pipe and Water curtain wall have a gap, and the flowing water area that this gap forms is less than the gross area of the first overflow pipe apopore; The apopore in a row of offering on the first overflow pipe sprays to Water curtain wall obliquely.
Top, described 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 present invention have be skillfully constructed, simple in structure, catchment curtain absorption and spray filtering be in the feature of one, especially be applicable to using on lacquer spraying technique, both adsorbable filtration was suspended in airborne a large amount of paint fog, reduce the in line pollution to air, can greatly alleviate again paint and stick on implements, moreover, the oil droplet being adsorbed by current can be assembled naturally, be suspended in the water surface, easily, by centralized recovery and processing, water body can be recycled again.
Accompanying drawing explanation:
Below in conjunction with concrete legend, the present invention will be further described:
The spraying water-based curtain of Fig. 1 air filter end view
Fig. 2 Water curtain wall and the first overflow pipe are related to 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-overflow groove, 2-Water curtain wall, 21-flanging, 22-spray apertures
3-the first overflow pipe 31-apopore 32-the 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
9-spray gun
The specific embodiment:
With reference to Fig. 1 and Fig. 3, spraying water-based curtain air filter, comprise operation area 1 and be located at the operation post 11 in operation area 1,1 liang of operation area side elevation 12 and top facade 13 are enclosed construction, avoid interference in air flow, and the anterior facade in operation area 1 is provided with a Water curtain wall 2,2 one-tenth of Water curtain walls are incline structure backward, and 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, the air-flow that is difficult for being produced by spraying is washed open; Water curtain wall 2 tops are provided with the first overflow pipe 3, and this first overflow pipe 3 has a gap with Water curtain wall 2, and the flowing water area that this gap forms is less than the gross area of the first overflow pipe 3 apopores 31; The apopore in a row 31 of offering on the first overflow pipe 3 sprays obliquely to Water curtain wall 2, it is required that the water yield that the first overflow pipe 3 is sprayed has both met formation water curtain, there is again part to overflow from the surface of the first overflow pipe 3, form cascade effect, increase and air-polluting touch opportunity, and the globule falling also can form downward air-flow impulse force, guiding air-flow walks downward; Described Water curtain wall 2 times is along unsettled above water leg 4, and it is lower to having a flanging 21 toward water curtain one side, at least offers the spray apertures 22 that two rows are dislocatedly distributed on flanging 21; In addition, operation post 11 is provided with overflow groove 14 near the surface of Water curtain wall one side, and the liquid level of this overflow groove 14 is higher than the flanging 21 on edge under Water curtain wall, and between both edges, has a spacing, forms air inlet, to allow air-flow enter; Said overflow groove 14, higher than the object of flanging 21, is to avoid the air mass that lance ejection goes out directly to enter both gaps, forms tortuous passage, has more multimachine can contact water body.The water that overflow groove 14 overflows falls into water leg 4, adheres to and the mist of oil that is suspended in overflow groove 14 water surface drips and can overflow in water leg 4 along current, to focus on.
Described Water curtain wall 2 backs are provided with a deep bead 5, and insert in water leg 4 on 5 times edges of deep bead, by deep bead 5 and Water curtain wall 2, forms gas channel 6, and gas channel 6 tops are provided with air exhauster 61, forced draft trend; Deep bead 5 middle parts are provided with the second overflow pipe 32, this second overflow pipe 32 is horizontally fixed on deep bead 5, and and 5 of deep beads have first-class water space, on the second overflow pipe 32, apopore in a row sprays obliquely to deep bead 5, equally both can form necessary water curtain, can from pipe face, overflow at position again, form cascade effect.In addition, be provided with a shower 33 above Water curtain wall 2 backs, the globule that shower 33 sprays can cover whole gas channel 6, reaches the object of further rinse air by this shower 33.
In addition, described the first overflow pipe 3, the second overflow pipe 32, shower 33 and overflow groove 14 are connected to through pipeline 71 on the delivery outlet of water pump 7, and water pump 7 water inlets are connected on water leg 4.For the use occasion of this device, to water leg 4, also can there is design more specifically.If be main dust removal and filtration as dust, 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 can be provided with suspension on water leg 4 surfaces is collected chain.
With reference to Fig. 2, Water curtain wall 2 and the first overflow pipe 3 graphs of a relation, the apopore 31 of the first overflow pipe 3 arranges obliquely, and the included angle A of Water curtain wall 2 and vertical plane is between 3 to 10 degree, guarantees that Water curtain wall 2 has certain tension force, avoids water curtain separately.On deep bead 5, the apopore of the second overflow pipe 32 is identical with it towards structure, here repeated description not.
The dust-cleaning principle of this device, take and spray paint as example, on workbench 11, place workpiece 8, spray gun 9 alignment pieces spray, the mist of oil producing is except coating workpieces 8, and part flies out to oblique the place ahead, towards high airflow strikes to Water curtain wall 2, towards low air-flow, wash away on overflow groove 14 liquid levels, form absorption for the first time; And clash into bounce-back and diffuse to the air-flow in operation area 1, under the negative pressure of air exhauster 61, under Water curtain wall, along flanging 21 and overflow groove 14 gaps, flowing into, air-flow, through the cascade region of flanging 21 belows, reaches absorption for the second time; The part air-flow flowing 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, then through the globule washing of shower 33 ejection, complete the 4th absorption, make the air extracted out by air exhauster 61 more clean.And the oil droplet being adsorbed with water, under the effect of tension force, conglomerate is also suspended in liquid level, can by oil stain collect chain in addition centralized recovery process.
This installs maximum advantage; utilize water curtain and cascade down; air-flow is carried out to multi-absorption and filtration; and only by water body medium; also facilitate after-treatment; moreover apparatus surface is also formed to necessary protection, and reduce oil stain as far as possible and stick equipment surface possibility, reach the object of the comprehensive regulation.Filtration to pernicious gas also can add chemical combination material in water body, to produce better suction-operated.
Claims (1)
1. a spraying water-based curtain air filter, comprise operation area and be located at the operation post in operation area, the anterior facade in operation area is provided with a Water curtain wall, Water curtain wall top is provided with the first overflow pipe, below is provided with water leg, water leg is communicated with the first overflow pipe through water pump and pipeline, apopore in a row on the first overflow pipe is aimed at Water curtain wall, it is characterized in that operation area two side elevations and top facade are enclosed construction, under described Water curtain wall along unsettled above water leg, under described Water curtain wall, along past water curtain one side, there is a flanging, on flanging, at least offer the spray apertures that two rows are dislocatedly distributed, described Water curtain wall back is provided with a deep bead, under deep bead, along inserting in water leg, by deep bead and Water curtain wall, forms gas channel, and gas channel top is provided with air exhauster, described operation post is provided with overflow groove near the surface of Water curtain wall one side, the liquid level of this overflow groove is higher than the flanging on edge under Water curtain wall, and both have a spacing between edge, the water that described overflow groove overflows falls into water leg, and described overflow groove is communicated with water pump efferent duct by pipeline, described deep bead middle part is provided with the second overflow pipe, and this second overflow pipe is horizontally fixed on deep bead, and and deep bead between there is first-class water space, apopore in a row on the second overflow pipe is aimed at deep bead, sprays obliquely to deep bead, described Water curtain wall becomes incline structure backward, and vertical plane angle is between 3 to 10 degree, described the first overflow pipe and Water curtain wall have a gap, and the flowing water area that this gap forms is less than the gross area of the first overflow pipe apopore, the apopore in a row of offering on the first overflow pipe sprays obliquely to Water curtain wall, top, described Water curtain wall back is provided with a shower, and the globule that shower sprays can cover whole gas channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210079684.XA CN102600686B (en) | 2012-03-23 | 2012-03-23 | Water curtain air filtering device for spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210079684.XA CN102600686B (en) | 2012-03-23 | 2012-03-23 | Water curtain air filtering device for spraying |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102600686A CN102600686A (en) | 2012-07-25 |
| CN102600686B true CN102600686B (en) | 2014-04-23 |
Family
ID=46518682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210079684.XA Expired - Fee Related CN102600686B (en) | 2012-03-23 | 2012-03-23 | Water curtain air filtering device for spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102600686B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103301693A (en) * | 2013-07-08 | 2013-09-18 | 中国北车集团大同电力机车有限责任公司 | Air filter and air filtering method |
| CN104588248A (en) * | 2015-01-26 | 2015-05-06 | 江苏景中景工业涂装设备有限公司 | Water curtain paint spraying baking finish house |
| CN105457429A (en) * | 2015-12-22 | 2016-04-06 | 安徽皖南新维电机有限公司 | Paint mist cleaning device |
| CN111558271A (en) * | 2020-06-24 | 2020-08-21 | 重庆瓦城老缅木业有限公司 | Intelligent central dust removal system for polishing workshop |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4431435A (en) * | 1982-06-18 | 1984-02-14 | Alpha-Debon Industries, Inc. | Scrubber apparatus including improved spray apparatus for fluid dispersion |
| JP3704083B2 (en) * | 2001-12-17 | 2005-10-05 | アネスト岩田株式会社 | Flushing booth using two-stage water flow |
| CN2766935Y (en) * | 2005-01-13 | 2006-03-29 | 骆良水 | Multifunctional purifier |
| CN202538562U (en) * | 2012-03-23 | 2012-11-21 | 林斌 | Water curtain air filter device for spraying |
-
2012
- 2012-03-23 CN CN201210079684.XA patent/CN102600686B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN102600686A (en) | 2012-07-25 |
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Granted publication date: 20140423 |
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