CN213556189U - Oven exhaust gas treatment system - Google Patents
Oven exhaust gas treatment system Download PDFInfo
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- CN213556189U CN213556189U CN202022236167.1U CN202022236167U CN213556189U CN 213556189 U CN213556189 U CN 213556189U CN 202022236167 U CN202022236167 U CN 202022236167U CN 213556189 U CN213556189 U CN 213556189U
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Abstract
The utility model relates to an oven waste gas treatment system, which belongs to the technical field of waste gas treatment systems, and the key point of the technical scheme is that the oven waste gas treatment system comprises a UV photolysis waste gas purifier and a waste gas cooling device communicated with the UV photolysis waste gas purifier, wherein the waste gas cooling device comprises a cooling box body, the inside of the cooling box body is provided with a helical blade, and the helical blade is fixedly connected with the inner wall of the cooling box body; a circulating cold water pipe is arranged in the wall of the cooling box body; the utility model discloses can not pollute the cooling water and can absorb the utilization to the heat that waste gas carried.
Description
Technical Field
The utility model relates to a waste gas treatment system technical field especially relates to an oven waste gas treatment system.
Background
Baking varnish is a commonly used surface treatment process in the manufacture of industrial products, and industrial waste gas is generated when the baking varnish is processed on the products, can pollute the environment and can be discharged into the atmosphere after being treated. When the existing baking varnish waste gas is treated, the baking varnish waste gas firstly enters a cyclone dust removal cooling tower to remove most of paint dust, then enters a photocatalytic deodorization device, is irradiated by high-energy ultraviolet rays to enable chemical bonds of Volatile Organic Compounds (VOCs) to be subjected to various reactions (photochemical reactions) such as ring opening and breaking, and the like to be degraded and converted into low molecular compounds such as CO2, H2O and the like, oxygen in air is irradiated by the high-energy ultraviolet rays to generate ozone, the ozone absorbs the ultraviolet rays to generate oxygen radicals and oxygen, the oxygen radicals and water vapor in the air act to generate hydroxyl radicals, and a stronger oxidant is completely oxidized into inorganic substances such as water, carbon dioxide and the like with organic waste gas such as alcohol, aldehyde, carboxylic acid and the like, and finally the organic waste gas is discharged into the.
Traditional baking finish waste gas is mainly through spraying the cooling in the cooling tower, and the water that sprays out is polluted can't directly utilize once more after the cooling to the heat of waste gas is absorbed the heat dissipation by the rivers that spray, can't effectually utilize the heat of waste gas.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an oven exhaust-gas treatment system can not pollute the cooling water and can absorb the utilization to the heat that waste gas carried.
The above technical purpose of the present invention can be achieved by the following technical solutions: a waste gas treatment system of an oven comprises a UV photolysis waste gas purifier and a waste gas cooling device communicated with the UV photolysis waste gas purifier, wherein the waste gas cooling device comprises a cooling box body, a helical blade is arranged in the cooling box body, and the helical blade is fixedly connected with the inner wall of the cooling box body; and a circulating cold water pipe is arranged in the wall of the cooling box body.
Through the technical scheme, the waste gas enters the cooling box body, and under the action of the helical blades, the helix passes through the cooling box body, so that the speed of the waste gas passing through the cooling box body can be reduced, the circulating cold water pipe can fully carry out heat exchange and cooling on the waste gas passing through the cooling box body, the passing gas is efficiently cooled, and after the water in the circulating cold water pipe absorbs heat, the carried heat can be applied, such as indoor heating and the like, so that the utilization rate of energy is improved; when waste gas through the cooling box, solid particle bumps with helical blade under inertial effect in the waste gas, and then great solid particle loses kinetic energy and drops to in the cooling box in the waste gas to can carry out the dust fall to the waste gas through the cooling box and handle.
Preferably, UV photodissociation exhaust gas purifier's exhaust end is connected with active carbon adsorption device, active carbon adsorption device includes that adsorption tank and a plurality of set up the active carbon adsorption net in adsorption tank.
Through above-mentioned technical scheme, the waste gas that will discharge passes through the adsorption box, absorbs substances such as formaldehyde, benzene in the waste gas through the active carbon adsorption net in the adsorption box, and then can better discharge the purification to waste gas.
Preferably, the air inlet end of the waste gas cooling device is communicated with an air inlet pipe, the air outlet end of the activated carbon adsorption device is communicated with an axial flow fan, and the air outlet end of the axial flow fan is communicated with an air outlet pipe.
Through the technical scheme, the gas end and the exhaust end of the system are extended to required positions through the gas inlet pipe and the exhaust pipe, the exhaust end of the activated carbon adsorption device is communicated with the axial flow fan, negative pressure suction is provided, and therefore waste gas can be well purified and exhausted.
Preferably, the exhaust pipe comprises a plurality of sub-pipe bodies, and the sub-pipe bodies are detachably connected with each other.
Through above-mentioned technical scheme, the blast pipe assembles the formation through a plurality of sub-bodys, and then can be according to the user demand, nimble length to the blast pipe sets up.
Preferably, an exhaust hood is fixed at the end part of the air inlet pipe.
Through above-mentioned technical scheme, through the setting of exhaust hood, the flow of ventilating of increase intake pipe entrance to can increase exhaust-gas treatment efficiency.
Preferably, the sub-pipe bodies are connected through bolts; the end face of the sub-pipe body is provided with an installation groove, and a sealing ring is arranged in the installation groove.
Through above-mentioned technical scheme, adopt bolted connection to dismantle and simple to operate between the sub-body to through the setting of mounting groove and sealing washer, the leakproofness of enhancer body junction prevents that waste gas from leaking from the junction of sub-body.
Preferably, the activated carbon adsorption net is connected with the adsorption box body in a sliding manner along the vertical direction; the adsorption box body is characterized in that an operation opening capable of accommodating the active carbon adsorption net to enter and exit is formed in the upper portion of the adsorption box body, and an operation door for sealing the operation opening is arranged at the operation opening.
Through above-mentioned technical scheme, through seting up the operation mouth on adsorption box upper portion to set up the active carbon adsorption net into along vertical direction and adsorption box sliding connection, thereby conveniently take out the active carbon adsorption net from the adsorption box internal, thereby conveniently clear up or replace the active carbon adsorption net.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic view of the structure of an oven exhaust gas treatment system.
FIG. 2 is a schematic diagram of an exhaust gas temperature reduction device.
Fig. 3 is a schematic structural view of an activated carbon adsorption device.
Fig. 4 is a schematic structural view showing a connection relationship of the sub-pipes.
Wherein, 1, UV photolysis waste gas purifier; 2. an exhaust gas cooling device; 21. cooling the box body; 22. a helical blade; 23. a circulating cold water pipe; 3. an activated carbon adsorption unit; 31. an adsorption box body; 311. an operation port; 32. an activated carbon adsorption net; 33. an operating door; 4. an air inlet pipe; 5. an exhaust pipe; 51. a sub-tube body; 511. mounting grooves; 52. a seal ring; 6. an axial flow fan; 7. an exhaust hood.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example (b):
the utility model provides an oven exhaust treatment system, includes waste gas heat sink 2, UV photodissociation exhaust gas purifier 1 and active carbon adsorption device 3. Waste gas heat sink 2, UV photodissociation exhaust gas purifier 1 and active carbon adsorption device 3 communicate in proper order, and waste gas heat sink 2's inlet end intercommunication has intake pipe 4, and 4 air inlet end fixings in intake pipe have exhaust gas hood 7. The exhaust end of the active carbon adsorption device 3 is communicated with an axial flow fan 6, and the exhaust end of the axial flow fan 6 is communicated with an exhaust pipe 5. When using oven exhaust-gas treatment system to carry out purification treatment to waste gas, under axial fan 6's effect, waste gas gets into intake pipe 4 by exhaust hood 7, and then pass through exhaust gas cooling device 2 in proper order, UV photodissociation exhaust gas purifier 1 and active carbon adsorption device 3, carry out cooling treatment to waste gas through exhaust gas cooling device 2, decompose the harmful gas in the waste gas through UV photodissociation exhaust gas purifier 1, adsorb the remaining harmful substance in the waste gas through active carbon adsorption device 3 at last, then exhaust pipe 5 is discharged into the atmosphere with the waste gas after purifying.
The waste gas cooling device 2 comprises a cooling box body 21, wherein a helical blade 22 is arranged inside the cooling box body 21, and the helical blade 22 is fixedly connected with the inner wall of the cooling box body 21. A circulating cold water pipe 23 is provided in the wall of the cooling tank 21. The circulating cold water pipe 23 is connected with a circulating water pump, and can be connected to heating devices such as heating radiators and the like; the circulating cold water pipe 23 maintains a good cooling capacity by circulating and cooling the water in the circulating cold water pipe 23. After the waste gas enters the cooling box body 21, the waste gas advances spirally under the action of the spiral blade 22, so that the speed of the waste gas passing through the cooling box body 21 is reduced, and the circulating cold water pipe 23 can sufficiently cool the waste gas passing through the cooling box body 21. When the exhaust gas passes through the cooling box 21, the solid particles in the exhaust gas collide with the helical blades 22 under the action of inertia, and then the large solid particles in the exhaust gas lose kinetic energy and fall into the cooling box 21, so that the exhaust gas passing through the cooling box 21 can be subjected to dust fall treatment. The circulation cold water pipe 23 can also bring heat energy exchanged with waste gas to other places through the circulation water flow in the pipe, and further carries out secondary utilization to the heat energy, and improves the utilization ratio of energy.
The activated carbon adsorption device 3 comprises an adsorption box body 31 and a plurality of activated carbon adsorption nets 32 arranged in the adsorption box body 31. An operation opening 311 is formed in the upper portion of the adsorption box body 31, an operation door 33 for sealing the operation opening 311 is arranged at the operation opening 311, and the activated carbon adsorption net 32 is connected with the adsorption box body 31 in a sliding mode along the vertical direction. When the exhaust gas passes through the adsorption tank 31, the exhaust gas passes through the activated carbon adsorption net 32, and then harmful substances in the exhaust gas are adsorbed by the activated carbon adsorption net 32. After a period of time, the adsorption capacity of the activated carbon adsorption net 32 is reduced, and the activated carbon adsorption net 32 in the adsorption box 31 needs to be cleaned or replaced. The activated carbon adsorption net 32 is taken out of the adsorption case 31 from the operation port 311 by opening the operation door 33 and sliding the activated carbon adsorption net 32 in the vertical direction.
The exhaust pipe 5 comprises a plurality of sub-pipe bodies 51, and the sub-pipe bodies 51 are detachably connected through bolts. An installation groove 511 is formed in the end surface of the sub-pipe body 51, and a seal ring 52 is arranged in the installation groove 511. When the oven exhaust gas treatment system is installed, the corresponding number of the sub-pipe bodies 51 are selected according to the length distance of the exhaust gas, and then the sub-pipe bodies 51 are connected and fixed through bolts and nuts to form a whole. The end surface of the sub-pipe 51 is provided with an installation groove 511, and a sealing ring 52 is arranged at the installation groove 511, so that the sealing performance of the connection part of the sub-pipe 51 is enhanced, and the leakage of the exhaust gas from the joint position of the sub-pipe 51 is prevented.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (7)
1. The utility model provides an oven exhaust treatment system, includes UV photodissociation exhaust gas purifier (1) and with waste gas heat sink (2) of UV photodissociation exhaust gas purifier (1) intercommunication, its characterized in that: the waste gas cooling device (2) comprises a cooling box body (21), wherein a helical blade (22) is arranged in the cooling box body (21), and the helical blade (22) is fixedly connected with the inner wall of the cooling box body (21); and a circulating cold water pipe (23) is arranged in the wall of the cooling box body (21).
2. The oven exhaust gas treatment system of claim 1, wherein: the exhaust end of UV photodissociation exhaust gas purifier (1) is connected with active carbon adsorption device (3), active carbon adsorption device (3) are including adsorption tank body (31) and active carbon adsorption net (32) that a plurality of set up in adsorption tank body (31).
3. The oven exhaust gas treatment system of claim 2, wherein: the air inlet end of the waste gas cooling device (2) is communicated with an air inlet pipe (4), the air outlet end of the activated carbon adsorption device (3) is communicated with an axial flow fan (6), and the air outlet end of the axial flow fan (6) is communicated with an air outlet pipe (5).
4. The oven exhaust gas treatment system of claim 3, wherein: the exhaust pipe (5) comprises a plurality of sub pipe bodies (51), and the sub pipe bodies (51) are detachably connected.
5. The oven exhaust gas treatment system of claim 3, wherein: and an exhaust hood (7) is fixed at the end part of the air inlet pipe (4).
6. The oven exhaust gas treatment system of claim 4, wherein: the sub-pipe bodies (51) are connected by bolts; an installation groove (511) is formed in the end face of the sub pipe body (51), and a sealing ring (52) is arranged in the installation groove (511).
7. The oven exhaust gas treatment system of claim 2, wherein: the activated carbon adsorption net (32) is connected with the adsorption box body (31) in a sliding manner along the vertical direction; an operation opening (311) capable of accommodating the active carbon adsorption net (32) to enter and exit is formed in the upper portion of the adsorption box body (31), and an operation door (33) for sealing the operation opening (311) is arranged at the operation opening (311).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022236167.1U CN213556189U (en) | 2020-10-09 | 2020-10-09 | Oven exhaust gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022236167.1U CN213556189U (en) | 2020-10-09 | 2020-10-09 | Oven exhaust gas treatment system |
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| Publication Number | Publication Date |
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| CN213556189U true CN213556189U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022236167.1U Active CN213556189U (en) | 2020-10-09 | 2020-10-09 | Oven exhaust gas treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887479A (en) * | 2022-06-06 | 2022-08-12 | 安徽绿能技术研究院有限公司 | Common volatile organic waste gas treatment method |
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2020
- 2020-10-09 CN CN202022236167.1U patent/CN213556189U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887479A (en) * | 2022-06-06 | 2022-08-12 | 安徽绿能技术研究院有限公司 | Common volatile organic waste gas treatment method |
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