CN213314262U - Workshop waste gas collecting and treating device - Google Patents
Workshop waste gas collecting and treating device Download PDFInfo
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- CN213314262U CN213314262U CN202021623860.8U CN202021623860U CN213314262U CN 213314262 U CN213314262 U CN 213314262U CN 202021623860 U CN202021623860 U CN 202021623860U CN 213314262 U CN213314262 U CN 213314262U
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Abstract
A plant exhaust gas collection and treatment device comprising: the spraying adsorption tower is provided with an upper tower body and a lower tower body and a circulating water tank, the bottom of the tower body is communicated with the circulating water tank, an air inlet for accessing workshop waste gas is formed in one side of the tower body close to the bottom, a primary filter screen and a dust screen are respectively arranged in the tower body above and below the air inlet, an air outlet is formed in the top of the tower body, an upper spray pipe is arranged in the tower body close to the air outlet, a water pump is arranged on one side of the circulating water tank, and the water pump is communicated with the upper spray pipe through a water conveying pipe; the axial fan conveys the waste gas passing through the spray adsorption tower to the UV equipment treatment box, and the waste gas flowing out of the UV equipment treatment box is discharged finally through the adsorption purification box. The utility model discloses the device is the collection of the biggest efficiency as far as possible and is handled workshop waste gas, and the treatment range is extensive, and acid-base gas, dust particulate matter and the gaseous homoenergetic of VOCs are handled, finally ensure that the gas that discharges is pollution-free, efficient.
Description
Technical Field
The utility model relates to a waste gas treatment technical field specifically is a workshop waste gas collection processing apparatus.
Background
Many factory workshops generate exhaust gases during operation, some of which have pungent or even malodorous odors, such as painting workshops, printing workshops, workshops with liquid washing operations, and the like. The waste gas components contain a large amount of volatile organic compounds (namely VOCs gases), and some of the waste gas components also contain dust particles or acid and alkali gases, and the gases can cause damage to the bodies of workshop workers, and can cause atmospheric pollution and haze and the like when the waste gas components are not purified and discharged into the air. Therefore, it is very important and necessary for the treatment of the plant exhaust gas. The existing workshop waste gas treatment device is simple, and the collected waste gas can not be effectively treated, so that certain pollution can be caused to the environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome above-mentioned prior art not enough, provide a processing apparatus is collected to workshop waste gas.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: a plant exhaust gas collection and treatment device comprising: the spraying adsorption tower is provided with an upper tower body and a lower tower body and a circulating water tank, the bottom center of the tower body is opened and communicated with the circulating water tank, one side of the tower body is provided with an air inlet which is connected with workshop waste gas near the bottom, the inside of the tower body is provided with a primary filter screen and a dustproof screen respectively above and below the air inlet, the top of the tower body is provided with an air outlet, the inside of the tower body is provided with an upper spraying pipe near the air outlet, one side of the circulating water tank is provided with a water pump, the water pump is communicated with the upper spraying pipe through a water conveying pipe, and the upper spraying pipe is enabled to continuously spray the waste gas flowing in through the air inlet in the tower through;
one end of the axial flow fan is connected to an air outlet of the spray adsorption tower through a pipeline, the other end of the axial flow fan is connected with the UV equipment treatment box, and waste gas passing through the spray adsorption tower is sent to the UV equipment treatment box and is used for degrading VOCs gas;
adsorb purifying box butt joint UV equipment processing case, adsorb the purifying box and include: the filter cloth main body is folded in a W shape for multiple times and a box frame used for being filled into the folded filter cloth main body, the periphery of the box frame is covered with the filter cloth main body through gluing, and waste gas flowing out of the UV equipment treatment box is discharged finally through an adsorption purification box.
The inside of tower body is provided with the intake pipe of butt joint air inlet, and the intake pipe level extends to the tower body central line position after, and the perpendicular downward buckling again, intake pipe one end down is the opening, and the waste gas that enters into in the tower flows to the tower bottom earlier then around diffusion backward flow to the top of the tower, and waste gas can be the two dustproof mesh that flow through of positive direction.
The filter cloth main body is composed of a support layer, a bonding layer and a functional layer, the functional layer is clamped between the two support layers, the functional layer is at least three layers, and every two adjacent layers of structures are tightly bonded through the bonding layer; the support layer is made of non-woven fabrics made of polypropylene, polyethylene terephthalate or glass fibers, the functional layer comprises active carbon or molecular sieve, the particle size of the active carbon or molecular sieve is 2080 meshes, and the amount of polyurethane hot melt adhesive used in each layer of the bonding layer is not more than 15g/m2。
The inside of tower body is located still to be provided with down the shower between shower and the primary filter screen, and the shower also inserts the water pump through the raceway down.
A sponge layer is arranged between the air outlet and the upper spray pipe in the tower body.
The sponge layer is made of PVA sponge.
The primary filter screen adopts non-woven fabric coarse filter cotton.
The dust screen is a diamond-shaped baking varnish aluminum screen.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the device is the collection of the biggest efficiency as far as possible and is handled workshop waste gas, and the treatment range is extensive, and acid-base gas, dust particulate matter and the gaseous homoenergetic of VOCs are handled. Collect acid-base gas, dust particulate matter by spraying the adsorption tower, axial fan provides the circulation power of workshop waste gas and weathers the steam that takes out in the tower as far as possible, and UV equipment handles the gaseous VOCs of case degradation, adsorbs purifying box purification steam and remaining harmful component, finally ensures that the gas of emission is pollution-free.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced, wherein:
fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Referring to fig. 1, a plant waste gas collecting and processing device according to a preferred embodiment of the present invention mainly includes: the device comprises a spray adsorption tower 10, an axial flow fan 20, a UV equipment treatment box 30 and an adsorption purification box 40 which are connected in sequence.
The spray adsorption tower 10 is provided with a tower body 11 and a circulating water tank 12 which are distributed up and down, one side of the tower body 11 close to the bottom is provided with an air inlet 111 for accessing workshop waste gas, a primary filter screen 15 and a dustproof screen 16 are respectively arranged on the upper part and the lower part of the air inlet 111 inside the tower body 11, the top of the tower body 11 is provided with an air outlet 112, an upper spray pipe 13 is arranged on the inside of the tower body 11 close to the air outlet 112, one side of the circulating water tank 12 is provided with a water pump 14, the water pump 14 is communicated with the upper spray pipe 13 through a water pipe, and the bottom of the; the upper spraying pipe 13 is continuously sprayed with the waste gas flowing in through the gas inlet 111 by the water pump 14, and is mainly used for collecting water-soluble components in the waste gas, such as various acid and alkali gases, and treating dust, particles and other dust.
The axial flow fan 20 is connected to the air outlet 112 of the spray adsorption tower 10 through one end of a pipeline, the other end of the axial flow fan is connected with the UV equipment treatment box 30, and the waste gas passing through the spray adsorption tower 10 is sent to the UV equipment treatment box 30 to be used for degrading VOCs gas; the UV equipment treatment box is also called as UV photolysis equipment, belongs to conventional equipment, and is characterized in that after organic waste gas is input into the UV photolysis equipment, high-energy UV ultraviolet light beams and ozone are used for carrying out a synergistic decomposition oxidation reaction on malodorous gas, so that malodorous gas substances are degraded into low-molecular compounds, water and carbon dioxide;
adsorb purifying box 40 and connect UV equipment treatment case 30, adsorb purifying box 40 and include: through the filter cloth main part of many times W shape folding and the case frame that is used for packing into the folding filter cloth main part, the border is bordured to the filter cloth main part through the rubber coating all around of case frame, and the waste gas that comes out from UV equipment treatment case 30 passes through absorption purifying box 40 at last, and moisture and a small amount of VOCs gas that does not get ready to degrade are adsorbed, and other gas are directly discharged to the external world.
The inside of tower body 11 is located still to be provided with down shower 17 between shower 13 and the prefiltration net 15, and lower shower 17 also inserts water pump 14 through the raceway, and two shower designs strengthen the collection effect that sprays waste gas, and purification efficiency is better.
A sponge layer 18 is arranged inside the tower body 11 between the air outlet 112 and the upper spray pipe 13, in order to reduce the water vapor flowing into the axial flow fan 20. The sponge layer 18 may be a PVA sponge.
An air inlet pipe 19 butted with the air inlet 111 is formed inside the tower body 11, the air inlet pipe 19 horizontally extends to the position of the center line of the tower body and then is vertically bent downwards, the downward end of the air inlet pipe 19 is an opening, waste gas entering the tower flows to the bottom of the tower firstly and then diffuses around to reversely flow to the top of the tower, the circulation of the waste gas is more uniform, the waste gas can reversely flow through the dust screen 16 twice, and the air flow is fully filtered and scattered.
The primary filter screen 15 adopts non-woven fabric coarse-effect filter cotton to assist in filtering particulate matters and dust.
The dust screen 16 is a diamond-shaped baking finish aluminum screen, and compared with other alloy materials, the aluminum alloy has higher relative chemical stability and cost performance.
The main body of the filter cloth of the adsorption purification box 40 is composed of a support layer, a bonding layer and a functional layer, the functional layer is clamped between two support layers, the functional layer is at least three layers, and every two adjacent layers of structures are tightly bonded through the bonding layer. The support layer is non-woven fabric made of polypropylene, polyethylene terephthalate or glass fiber, the functional layer comprises active carbon or molecular sieve, the particle size of the functional layer is 20-80 meshes, and the bonding layer is made of moisture curing reaction type polyurethane heatMelting glue, wherein the amount of polyurethane hot melt glue used in each layer of the bonding layer is not more than 15g/m2。
In the preferred embodiments, the terms "upper", "lower", "left", "right", "middle" and "a" are used for the sake of clarity only, and are not intended to limit the scope of the invention, its relative relationship between the terms and their derivatives, and the scope of the invention should be understood as being limited by the claims.
Claims (8)
1. A workshop waste gas collecting and processing device is characterized by comprising: the spraying adsorption tower is provided with an upper tower body and a lower tower body and a circulating water tank, the bottom center of the tower body is opened and communicated with the circulating water tank, one side of the tower body is provided with an air inlet which is connected with workshop waste gas near the bottom, the inside of the tower body is provided with a primary filter screen and a dustproof screen respectively above and below the air inlet, the top of the tower body is provided with an air outlet, the inside of the tower body is provided with an upper spraying pipe near the air outlet, one side of the circulating water tank is provided with a water pump, the water pump is communicated with the upper spraying pipe through a water conveying pipe, and the upper spraying pipe is enabled to continuously spray the waste gas flowing in through the air inlet in the tower through;
one end of the axial flow fan is connected to an air outlet of the spray adsorption tower through a pipeline, the other end of the axial flow fan is connected with the UV equipment treatment box, and waste gas passing through the spray adsorption tower is sent to the UV equipment treatment box and is used for degrading VOCs gas;
adsorb purifying box butt joint UV equipment processing case, adsorb the purifying box and include: the filter cloth main body is folded in a W shape for multiple times and a box frame used for being filled into the folded filter cloth main body, the periphery of the box frame is covered with the filter cloth main body through gluing, and waste gas flowing out of the UV equipment treatment box is discharged finally through an adsorption purification box.
2. The workshop waste gas collecting and treating device as claimed in claim 1, wherein an inlet pipe is arranged in the tower body and is butted with the air inlet, the inlet pipe is horizontally extended to the central line of the tower body and then vertically bent downwards, the downward end of the inlet pipe is open, waste gas entering the tower flows to the bottom of the tower and then diffuses around to reversely flow to the top of the tower, and the waste gas can reversely flow through the dust screen twice.
3. The workshop waste gas collecting and processing device as claimed in claim 1, wherein the filter cloth main body is composed of a support layer, an adhesive layer and a functional layer, the functional layer is clamped between the two support layers, the functional layer is at least three layers, and each two adjacent layers of structures are tightly bonded through the adhesive layer; the support layer is made of non-woven fabrics made of polypropylene, polyethylene terephthalate or glass fiber, the functional layer comprises active carbon or molecular sieve, the particle size of the active carbon or molecular sieve is 20-80 meshes, and the amount of polyurethane hot melt adhesive used in each layer of the bonding layer is not more than 15g/m2。
4. The workshop waste gas collection and treatment device as claimed in claim 1, wherein a lower spray pipe is further arranged between the upper spray pipe and the primary filter screen inside the tower body, and the lower spray pipe is also connected to a water pump through a water pipe.
5. The workshop waste gas collection and treatment device of claim 1, wherein a sponge layer is arranged inside the tower body between the gas outlet and the upper spray pipe.
6. The workshop waste gas collection and treatment device of claim 5, wherein the sponge layer is PVA sponge.
7. The workshop waste gas collection and treatment device of claim 1, wherein the primary filter screen is made of non-woven fabric coarse filter cotton.
8. The workshop waste gas collecting and treating device as claimed in claim 1, wherein the dust screen is a diamond-shaped baking varnish aluminum screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021623860.8U CN213314262U (en) | 2020-08-06 | 2020-08-06 | Workshop waste gas collecting and treating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021623860.8U CN213314262U (en) | 2020-08-06 | 2020-08-06 | Workshop waste gas collecting and treating device |
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| Publication Number | Publication Date |
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| CN213314262U true CN213314262U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021623860.8U Active CN213314262U (en) | 2020-08-06 | 2020-08-06 | Workshop waste gas collecting and treating device |
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| CN (1) | CN213314262U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367164A (en) * | 2021-12-23 | 2022-04-19 | 江苏徐海环境监测有限公司 | Low-concentration large-flow high-efficiency waste gas treatment complete device |
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2020
- 2020-08-06 CN CN202021623860.8U patent/CN213314262U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367164A (en) * | 2021-12-23 | 2022-04-19 | 江苏徐海环境监测有限公司 | Low-concentration large-flow high-efficiency waste gas treatment complete device |
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