CN215654700U

CN215654700U - Paint spraying waste gas treatment equipment using photo-oxygen catalysis

Info

Publication number: CN215654700U
Application number: CN202122437538.7U
Authority: CN
Inventors: 王平
Original assignee: Yunyang Chengxin Hangxiao Steel Structure Co ltd
Current assignee: Yunyang Chengxin Hangxiao Steel Structure Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-01-28
Anticipated expiration: 2031-10-11

Abstract

The utility model relates to the technical field of waste gas treatment, in particular to paint spraying waste gas treatment equipment using photo-oxidation catalysis, which comprises a water tank, a filter box and a cleaning box, wherein the top end of the water tank is connected with a water pump, the top end of the filter box is connected with an air suction pump, one side of the filter box is connected with a gas transmission pipe, a filter mechanism is arranged in the filter box, the filter mechanism comprises a water storage disc, the bottom end of the water storage disc is connected with an annular cover body, the inner wall of the annular cover body and the bottom end of the water storage disc are connected with a plurality of water spray nozzles, and a first filter screen plate and a second filter screen plate are arranged on the inner wall of the annular cover body. Improving the waste gas treatment effect.

Description

Paint spraying waste gas treatment equipment using photo-oxygen catalysis

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to paint spraying waste gas treatment equipment using photo-oxygen catalysis.

Background

Many products need to carry on the spray painting treatment to their surface after shaping, two-phase suspended substance that paint and solvent formed after atomizing in the paint coating operation escapes to the ambient air, pollute the air, the main component of the paint waste gas is spray painting dust and volatile benzene, toluene, xylene, etc., have certain influence to the ambient environment, the photo-oxidation catalysis utilizes the high-energy high ozone UV light beam to irradiate the waste gas, the molecular chain structure of the industrial waste gas is cracked, make the organic or inorganic high molecular malodorous compound molecular chain, under the irradiation of the high-energy UV light beam, degrade and turn into the low molecular compound, the photo-oxidation catalysis utilizes the oxygen molecule to produce free oxygen, namely active oxygen, because the free oxygen carries the imbalance of positive and negative electron and needs to combine with the oxygen molecule, and then produce ozone, the ozone has stronger oxidizing effect to the organic matter, after the industrial waste gas inputs to the cleaning plant, the cleaning plant utilizes the high-energy UV light beam and ozone to carry on the synergistic decomposition oxidation reaction to the industrial waste gas, the industrial waste gas is degraded and converted into low molecular compounds, water and carbon dioxide, and then is discharged out of the room through an exhaust pipeline.

In the process of photo-oxidative catalytic exhaust gas treatment, the exhaust gas is directly introduced into equipment containing a UV ultraviolet lamp, so that the exhaust gas can be treated, but some small molecular particles such as dust and the like contained in the exhaust gas cannot be treated, and the small molecular particles are discharged along with the discharge of the gas, so that the treatment effect of the exhaust gas is influenced.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a painting exhaust gas treatment apparatus using photo-oxidative catalysis to solve the problems set forth in the background art described above.

The technical scheme of the utility model is as follows: a paint spraying waste gas treatment device using photo-oxidation catalysis comprises a water tank, a filter box and a cleaning box, wherein the top end of the water tank is connected with a water pump through a water guide pipe, the output end of the water pump is connected with the top of the filter box through the water guide pipe, the top end of the filter box is connected with an air pump through an air guide pipe, one side of the filter box is connected with an air delivery pipe, and one end of the air delivery pipe is connected with the top end of the cleaning box;

the inside of rose box is equipped with filter mechanism, filter mechanism is including the water storage dish, the bottom of water storage dish is connected with the annular cover body through the aqueduct, the inner wall of the annular cover body and the bottom of water storage dish are equant interval connection have a plurality of water jets, the inner wall from the top down of the annular cover body is equipped with first filter plate and second filter plate in proper order, wash the incasement and be equipped with wiper mechanism, the gas outlet has been seted up at one side top of wasing the case.

Preferably, the output end of the air pump is connected with an air inlet pipe, one side of the bottom of the filter box is connected with an water outlet pipe, the first filter screen plate is arranged in the middle of the inner wall of the annular cover body, the second filter screen plate is arranged at the bottom of the inner wall of the annular cover body, the top end of the water storage disc is fixedly connected with the inner top wall of the filter box, and the outer wall of the annular cover body is fixedly connected with the inner wall of the filter box.

Preferably, the outer wall of one end of the gas conveying pipe is connected with an electromagnetic valve, the top of the cleaning box is provided with a liquid medicine box, one side of the liquid medicine box is connected with a liquid drawing pump through a liquid guiding pipe, and the inner top of the cleaning box is provided with a partition plate.

Preferably, one side outer wall fixedly connected with circulating pump of washing case, the output of circulating pump runs through the air duct and extends to the washing incasement with the top sealing connection of gas-supply pipe, the input of circulating pump runs through and extends to the washing incasement and is connected with the cover of breathing in through the air duct.

Preferably, the bottom of the air suction cover is provided with a third filter screen plate, and the output end of the liquid pump penetrates through the partition plate through a liquid guide pipe and extends to the bottom of the third filter screen plate.

Preferably, the top center department of baffle is provided with the agitator motor who is perpendicular setting, agitator motor's output fixedly connected with rotation axis, the rotation axis runs through the bottom one end outer wall that the baffle extends to the third filter plate equidistant fixedly connected with a plurality of puddlers, every the one end outer wall of puddler all welds stirring vane.

Preferably, the bottom welding of rotation axis has the disc, the equidistant welding in bottom surface of disc has a plurality of screw, the one end of gas-supply pipe runs through the bottom that extends to the cleaning box.

The utility model provides a paint spraying waste gas treatment device using photo-oxygen catalysis through improvement, compared with the prior art, the utility model has the following improvement and advantages:

one is as follows: according to the utility model, through the mutual matching effect among the water tank, the filter tank, the cleaning tank, the water pump, the air pump, the gas delivery pipe, the water storage disc, the annular cover body, the water spray nozzle, the first filter screen plate and the second filter screen plate, the small molecular particles such as dust and the like contained in the paint spraying waste gas can be effectively adsorbed, washed and filtered, and the waste gas treatment effect is improved;

the second step is as follows: according to the utility model, through the mutual matching effect of the liquid medicine tank, the liquid drawing pump, the stirring motor, the rotating shaft, the stirring rod, the stirring blades, the disc and the propeller, the waste gas and the liquid medicine can be effectively and fully mixed and stirred, so that the liquid medicine is improved for purifying and filtering harmful gas remaining in the waste gas, and the waste gas treatment effect is improved.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the filtration tank of the present invention;

FIG. 3 is a schematic view of the water storage tray and annular cover configuration of the present invention;

FIG. 4 is a schematic view showing the internal structure of the cleaning tank of the present invention.

Description of reference numerals:

1. a water tank; 2. a water pump; 3. a filter box; 4. an air pump; 5. a gas delivery pipe; 6. a cleaning tank; 7. a liquid pump; 8. a liquid medicine box; 9. a circulation pump; 10. an electromagnetic valve; 11. a water outlet pipe; 12. a water storage tray; 13. an annular cover body; 14. a water spray nozzle; 15. a first filter screen plate; 16. a second filter screen plate; 17. a partition plate; 18. a stirring motor; 19. a rotating shaft; 20. a third filter screen plate; 21. a stirring rod; 22. a stirring blade; 23. a disc; 24. a propeller.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a paint spraying waste gas treatment device using photo-oxygen catalysis through improvement, and the technical scheme of the utility model is as follows:

the first embodiment is as follows:

as shown in fig. 1-4, a paint spraying waste gas treatment device using photo-oxidation catalysis comprises a water tank 1, a filter tank 3 and a cleaning tank 6, wherein the top end of the water tank 1 is connected with a water pump 2 through a water guide pipe, the output end of the water pump 2 is connected with the top of the filter tank 3 through a water guide pipe, the top end of the filter tank 3 is connected with an air extracting pump 4 through an air guide pipe, one side of the filter tank 3 is connected with an air delivery pipe 5, and one end of the air delivery pipe 5 is connected with the top end of the cleaning tank 6;

the inside of rose box 3 is equipped with filter mechanism, filter mechanism is including water storage tray 12, the bottom of water storage tray 12 is connected with annular cover body 13 through the aqueduct, the equipartition interval in the inner wall of annular cover body 13 and the bottom of water storage tray 12 is connected with a plurality of water spout 14, the inner wall from the top down of annular cover body 13 is equipped with first filter plate 15 and second filter plate 16 in proper order, be equipped with wiper mechanism in the washing case 6, the gas outlet has been seted up at one side top of washing case 6.

Further, in the above technical scheme, an air inlet pipe is connected to an output end of the air pump 4, an outlet pipe 11 is connected to one side of the bottom of the filter box 3, the first filter screen plate 15 is arranged in the middle of the inner wall of the annular cover body 13, the second filter screen plate 16 is arranged at the bottom of the inner wall of the annular cover body 13, the top end of the water storage disc 12 is fixedly connected with the inner top wall of the filter box 3, and the outer wall of the annular cover body 13 is fixedly connected with the inner wall of the filter box 3.

Further, in above-mentioned technical scheme, wash one side outer wall fixedly connected with circulating pump 9 of case 6, the output of circulating pump 9 runs through the air duct and extends to the top sealing connection with gas-supply pipe 5 in the washing case 6, the input of circulating pump 9 runs through and extends to be connected with the cover of breathing in through the air duct in the washing case 6, through circulating pump 9, gas-supply pipe 5 and the cover of breathing in between the effect of mutually supporting to can effectual realization carry out circulation purification treatment to the waste gas that sprays paint, and then can improve purification efficiency.

Furthermore, in the above technical scheme, the bottom of the air suction cover is provided with a third filter screen plate 20, the output end of the liquid pump 7 penetrates through the partition plate 17 through a liquid guide pipe and extends to the bottom of the third filter screen plate 20, and the waste gas after water bath can be further filtered effectively under the action of the third filter screen plate 20.

Further, in the above technical scheme, the outer wall of one end of the gas pipe 5 is connected with an electromagnetic valve 10, the top of the cleaning box 6 is provided with a liquid medicine box 8, one side of the liquid medicine box 8 is connected with a liquid suction pump 7 through a liquid guide pipe, the inner top of the cleaning box 6 is provided with a partition plate 17, the center of the top end of the partition plate 17 is provided with a vertically arranged stirring motor 18, the output end of the stirring motor 18 is fixedly connected with a rotating shaft 19, the rotating shaft 19 penetrates through the partition plate 17 and extends to the outer wall of one end of the bottom of the third filter screen plate 20 and is fixedly connected with a plurality of stirring rods 21 at equal intervals, the outer wall of one end of each stirring rod 21 is welded with a stirring blade 22, the bottom end of the rotating shaft 19 is welded with a disc 23, the bottom surface of the disc 23 is welded with a plurality of propellers 24 at equal intervals, one end of the gas pipe 5 penetrates and extends to the bottom of the cleaning box 6, through the effect of mutually supporting between liquid medicine case 8, drawing liquid pump 7, agitator motor 18, rotation axis 19, puddler 21, stirring vane 22, disc 23 and the screw 24 to can effectually carry out the intensive mixing stirring to waste gas and liquid medicine, and then improve the liquid medicine and purify the filtration to remaining harmful gas in the waste gas, improve the exhaust-gas treatment effect.

The working principle is as follows: firstly, starting an air pump 4 and a water pump 2 to work, sucking the paint spraying waste gas into a filter box 3 through an air inlet pipe by the air pump 4, simultaneously sucking the water in a water tank 1 into a water storage disc 12 by the water pump 2, conveying the water in the water storage disc 12 into an annular cover body 13 through a water guide pipe, then spraying the water in the annular cover body 13 and the water storage disc 12 through a plurality of water spray nozzles 14 to be contacted with the paint spraying waste gas, adsorbing, flushing and filtering small molecular particles such as dust and the like contained in the paint spraying waste gas, further filtering and purifying the small molecular particles such as the dust and the like through a first filter screen plate 15 and a second filter screen plate 16, then opening an electromagnetic valve, starting a circulating pump 9, an extraction pump 7 and a stirring motor 18 to work, conveying the paint spraying waste gas in the filter box 3 into a cleaning box 6 through an air conveying pipe 5, simultaneously conveying the liquid medicine in a liquid box 8 into the cleaning box 6 by the extraction pump 7, and driving a rotating shaft 19 to rotate by the stirring motor 18, the rotation axis 19 rotates and drives puddler 21, stirring vane 22 and disc 23 rotatory, and disc 23 is rotatory to drive a plurality of screw 24 and rotates and stir the mixture and purify the filtration to remaining harmful gas in the waste gas, and circulating pump 9 carries waste gas to the gas-supply pipe 5 in through the cover of breathing in simultaneously, continues reciprocal filtration and purification, and the air after the final purification filters the back through third filter screen plate 20, and the gas outlet is discharged can.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an use paint spraying exhaust-gas treatment equipment of light oxygen catalysis, includes water tank (1), rose box (3) and washs case (6), its characterized in that: the top end of the water tank (1) is connected with a water pump (2) through a water guide pipe, the output end of the water pump (2) is connected with the top of the filter tank (3) through the water guide pipe, the top end of the filter tank (3) is connected with an air pump (4) through an air guide pipe, one side of the filter tank (3) is connected with an air conveying pipe (5), and one end of the air conveying pipe (5) is connected with the top end of the cleaning tank (6);

the inside of rose box (3) is equipped with filtering mechanism, filtering mechanism is including water storage dish (12), the bottom of water storage dish (12) is connected with the annular cover body (13) through the aqueduct, the inner wall of the annular cover body (13) and the bottom of water storage dish (12) are equant interval connection has a plurality of water spout (14), the inner wall from the top down of the annular cover body (13) is equipped with first filter screen board (15) and second filter screen board (16) in proper order, be equipped with wiper mechanism in wasing case (6), the gas outlet has been seted up at one side top of wasing case (6).

2. The painting exhaust gas treatment apparatus using photo-oxidation catalysis as recited in claim 1, wherein: the output of aspiration pump (4) is connected with the intake pipe, bottom one side of rose box (3) is connected with outlet pipe (11), first filter plate (15) set up the inner wall intermediate position at the annular cover body (13), second filter plate (16) set up the inner wall bottom position at the annular cover body (13), the top of water storage dish (12) and the interior roof fixed connection of rose box (3), the outer wall and the rose box (3) inner wall fixed connection of the annular cover body (13).

3. The painting exhaust gas treatment apparatus using photo-oxidation catalysis as recited in claim 1, wherein: the one end outer wall of gas-supply pipe (5) is connected with solenoid valve (10), the top of wasing case (6) is equipped with spray tank (8), there is drawing liquid pump (7) one side of spray tank (8) through liquid pipe connection, the interior top of wasing case (6) is equipped with baffle (17).

4. The painting exhaust gas treatment apparatus using photo-oxidation catalysis as recited in claim 3, wherein: wash one side outer wall fixedly connected with circulating pump (9) of case (6), the output of circulating pump (9) runs through the air duct and extends to the top sealing connection with gas-supply pipe (5) in washing case (6), the input of circulating pump (9) runs through and extends to be connected with the cover of breathing in through the air duct in washing case (6).

5. The painting exhaust gas treatment apparatus using photo-oxidation catalysis as recited in claim 4, wherein: the bottom of the air suction cover is provided with a third filter screen plate (20), and the output end of the liquid pump (7) penetrates through the partition plate (17) through a liquid guide pipe and extends to the bottom of the third filter screen plate (20).

6. The painting exhaust gas treatment apparatus using photo-oxidation catalysis as recited in claim 5, wherein: the top center department of baffle (17) is provided with agitator motor (18) that are perpendicular setting, the output fixedly connected with rotation axis (19) of agitator motor (18), rotation axis (19) run through baffle (17) and extend to a plurality of puddlers (21) of equidistant fixedly connected with of bottom one end outer wall of third filter plate (20), every agitator rod (21) the one end outer wall of puddler (21) all welds stirring vane (22).

7. The painting exhaust gas treatment apparatus using photo-oxidation catalysis as recited in claim 6, wherein: the bottom welding of rotation axis (19) has disc (23), the equidistant welding in bottom surface of disc (23) has a plurality of screw (24), the bottom that extends to wash tank (6) is run through to the one end of gas-supply pipe (5).