CN220125902U - Chemical gas collecting and treating device - Google Patents
Chemical gas collecting and treating device Download PDFInfo
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- CN220125902U CN220125902U CN202320998292.7U CN202320998292U CN220125902U CN 220125902 U CN220125902 U CN 220125902U CN 202320998292 U CN202320998292 U CN 202320998292U CN 220125902 U CN220125902 U CN 220125902U
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- gas
- pipe
- chemical
- phthalic anhydride
- treatment
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- 239000000126 substance Substances 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 37
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 claims abstract description 29
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000003860 storage Methods 0.000 claims abstract description 25
- 238000012545 processing Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 abstract description 61
- 230000007613 environmental effect Effects 0.000 abstract description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000011229 interlayer Substances 0.000 abstract description 4
- 150000008064 anhydrides Chemical class 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000005192 partition Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Abstract
The utility model provides a chemical gas collecting and processing device, which relates to the technical field of chemical industry and comprises: the device comprises a storage mechanism, a trapping and processing mechanism and a gas processing mechanism. According to the utility model, the gas in the interlayer of the material storage tank of the chemical equipment is subjected to daily treatment and discharge through the gas treatment mechanism, when regular maintenance or failure occurs, the gas treatment mechanism is temporarily blocked, the chemical gas is guided to the collecting and treating mechanism, heavier materials carried in the chemical gas are deposited in the phthalic anhydride collecting box, lighter materials and nitrogen enter the water seal tank for treatment and are discharged qualified, the collected materials are periodically recycled to the molten anhydride tank for recycling, and the water seal water is discharged to the sewage treatment system, so that the safety and environmental protection problems caused by gas evacuation when environmental protection facility failures or devices are regularly maintained are solved, the process flow is simple, the manufacturing is easy, the price is low, the collected materials can be recycled, and certain economic benefits are achieved.
Description
Technical Field
The utility model relates to the technical field of chemical industry, in particular to a chemical gas collecting and treating device.
Background
In order to ensure the product quality, the products or intermediate products (for materials with higher freezing point) of chemical enterprises are mostly continuously introduced into tanks for protection, the tanks are jacket tanks, steam or heat conducting oil is introduced into the jackets to enable the materials to be in a molten state, such as a crude anhydride tank, a phthalic anhydride heat treatment tank, a phthalic anhydride residue tank, a product tank and the like, and under the normal operation condition of environmental protection facilities, the gas volatilized in the tanks is recycled or discharged into a tail gas heat storage incineration device or a tail gas catalytic oxidation device for treatment through an air extractor.
At present, when environmental protection facility faults or device inspection and maintenance, the gas in the above products or the intermediate tanks can only be emptied, and after the gas is carried with materials and is escaped to the ground, safety accidents such as fire and the like are easily caused by accumulation, and meanwhile, the external environment is greatly influenced, no matter in the aspect of safety or environmental protection, great hidden danger exists, and accidents are easily caused, so that the novel chemical gas collecting and processing device is provided.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, after materials carried by gas are escaped to the ground, accumulation is generated, safety accidents such as fire and the like are easy to cause, and meanwhile, the external environment is greatly influenced, and the problems that the safety aspect or the environment protection aspect has great hidden danger and the accidents are easy to cause are solved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: chemical gas collection processing apparatus includes: the device comprises a storage mechanism, a trapping treatment mechanism and a gas treatment mechanism, wherein the trapping treatment mechanism and the gas treatment mechanism are communicated with the storage mechanism, the storage mechanism comprises a material storage tank, a first exhaust pipe is fixedly communicated with the outer surface of the material storage tank, a three-way valve pipe is connected with the right end face flange of the first exhaust pipe, the trapping treatment mechanism comprises a feeding pipe, the top end of the feeding pipe is fixedly communicated with the bottom end of the three-way valve pipe, and a phthalic anhydride trapping box is fixedly communicated with the bottom end of the feeding pipe.
Further, a partition plate is arranged at the inner top of the phthalic anhydride collecting box, and a sealing door is arranged at the position, below the partition plate, of the front surface of the phthalic anhydride collecting box.
Further, the position of the right surface of the phthalic anhydride collecting box, which is close to the top, is fixedly communicated with a second exhaust pipe, the right end flange of the second exhaust pipe is connected with a first communication pipe, and the bottom end of the first communication pipe is provided with a water sealed tank.
Further, the gas treatment mechanism comprises an air extractor, a second communicating pipe is arranged at the top of the air extractor, and the second communicating pipe is fixedly communicated with the right end of the three-way valve pipe.
Further, an exhaust gas treatment device is arranged on the right surface of the air extractor, and an exhaust port is arranged on the right surface of the exhaust gas treatment device.
Further, the left surface of the air extractor is fixedly communicated with an air supply pipe, and an air pump is arranged outside the air supply pipe.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the utility model, the gas in the interlayer of the material storage tank of the chemical equipment is subjected to daily treatment and discharge through the gas treatment mechanism, when regular maintenance or failure occurs, the gas treatment mechanism is temporarily blocked, the chemical gas is guided to the collecting and treating mechanism, heavier materials carried in the chemical gas are deposited in the phthalic anhydride collecting box, lighter materials and nitrogen enter the water seal tank for treatment and are discharged qualified, the collected materials are periodically recycled to the molten anhydride tank for recycling, and the water seal water is discharged to the sewage treatment system, so that the safety and environmental protection problems caused by gas evacuation when environmental protection facility failures or devices are regularly maintained are solved, the process flow is simple, the manufacturing is easy, the price is low, the collected materials can be recycled, and certain economic benefits are achieved.
Drawings
FIG. 1 is a perspective view of a chemical gas collection and treatment device according to the present utility model;
FIG. 2 is a perspective view of a storage mechanism of the chemical gas collection and treatment device provided by the utility model;
FIG. 3 is a schematic diagram of a trapping and treating mechanism of the chemical gas collecting and treating device according to the present utility model;
fig. 4 is a perspective view of a gas treatment mechanism of the chemical gas collection and treatment device according to the present utility model.
Legend description: 1. a storage mechanism; 101. a material storage tank; 102. a first exhaust pipe; 103. a three-way valve tube; 2. a trapping and treating mechanism; 201. a feed pipe; 202. a phthalic anhydride collecting box; 203. a partition plate; 204. sealing the door; 205. a second exhaust pipe; 206. a first communication pipe; 207. a water sealed tank; 3. a gas treatment mechanism; 301. an air extractor; 302. a second communicating pipe; 303. an air supply pipe; 304. an air pump; 305. a tail gas treatment device; 306. and an exhaust port.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
1-4, the present utility model provides a chemical gas collection and treatment device, comprising: the material storage mechanism 1, the trapping and processing mechanism 2 and the gas processing mechanism 3 are communicated with the material storage mechanism 1, the material storage mechanism 1 comprises a material storage tank 101, the outer surface of the material storage tank 101 is fixedly communicated with a first exhaust pipe 102, the right end face flange of the first exhaust pipe 102 is connected with a three-way valve pipe 103, the trapping and processing mechanism 2 comprises a feeding pipe 201, the top end of the feeding pipe 201 is fixedly communicated with the bottom end of the three-way valve pipe 103, the bottom end of the feeding pipe 201 is fixedly communicated with a phthalic anhydride trapping tank 202, the inner top of the phthalic anhydride trapping tank 202 is provided with a partition 203, the front surface of the phthalic anhydride trapping tank 202 is provided with a sealing door 204 at a position, which is close to the top, of the phthalic anhydride trapping tank 202 is fixedly communicated with a second exhaust pipe 205, the right end flange of the second exhaust pipe 205 is connected with a first communication pipe 206, the bottom end of the first communication pipe 206 is provided with a water seal tank 207, the gas processing mechanism 3 comprises a gas exhauster 301, the top of the gas exhauster 301 is provided with a second communication pipe 302, the second communication pipe 302 is fixedly communicated with the right end of the three-way valve pipe 103, the right surface of the gas exhauster 301 is provided with a phthalic anhydride trapping tank 202, the front surface of the phthalic anhydride trapping tank 202 is located below the partition 203, the partition 305 is provided with a gas supply device 305, the tail gas supply device is provided with a gas supply device 305, and an exhaust port 303 is provided with a tail gas supply device 303.
The effect that its whole embodiment reaches is, when chemical plant normally operates, the air pump 304 cooperates air supply pipe 303 and aspirator 301 to take the gas in the material storage tank 101 intermediate layer out through first blast pipe 102, three-way valve pipe 103 and second communicating pipe 302, and send it into tail gas processing apparatus 305 and carry out catalytic oxidation treatment, finally in the gas after handling is discharged from gas vent 306, accomplish the gas treatment operation, when gas processing mechanism 3 breaks down or need to overhaul, through cutting off three-way valve pipe 103 right side gas processing mechanism 3, close the electrical equipment in gas processing mechanism 3 and overhaul it, at this moment, through the cooperation of the inside suction pump of phthalic anhydride catch collection box 202, introduce the gas in the material storage tank 101 intermediate layer into the inside of phthalic anhydride catch box 202, under the effect of the inside baffle 203 of phthalic anhydride catch box 202, lighter material and nitrogen gas enter into the inside of phthalic anhydride catch box 202 through second blast pipe 205 and first communicating pipe 206, discharge after the washing through the liquid sealing system, qualified discharge after the material in the liquid sealing system is carried out washing, the material in the material catch box 202 jack-up to carry out the water recycling facility, the environmental protection has been realized, the problem has been solved easily, the material has been recovered, the environmental protection has been realized, and the device has been recovered, and is easy to be recovered, and has been realized, and the environmental protection has been easy, and has been convenient to realize, and has been convenient to realize.
Working principle: when chemical equipment normally operates, the air pump 304 is matched with the air supply pipe 303 and the air extractor 301 to pump air in the interlayer of the material storage tank 101 out through the first exhaust pipe 102, the three-way valve pipe 103 and the second communicating pipe 302, the air is sent into the tail gas treatment device 305 to be subjected to catalytic oxidation treatment, finally the treated air is discharged from the exhaust port 306 to finish gas treatment operation, when the gas treatment mechanism 3 breaks down or needs to be regularly overhauled, the air treatment mechanism 3 on the right side of the gas treatment mechanism 3 is cut off, the electrical equipment in the gas treatment mechanism 3 is closed and overhauled, at the moment, the air in the interlayer of the material storage tank 101 is led into the inside of the phthalic anhydride catch tank 202 through the matching of the suction pump in the inside of the phthalic anhydride catch tank 202, heavier materials carried in the chemical gas are deposited in the inside of the phthalic anhydride catch tank 202 under the action of the partition 203 in the inside of the phthalic anhydride catch tank 202, the lighter materials and nitrogen enter the inside of the water seal tank 207 through the second exhaust pipe 205 and the first communicating pipe 206, and are discharged after being washed through the liquid seal system, the materials in the phthalic anhydride catch tank 202 are jacked up to the sewage tank to be subjected to regular overhauling, at the time, the environmental protection system is easy to be used, the problem is solved, the environmental protection facility is solved, the environmental protection is easy to be convenient, the equipment is recycled, the problem is easy to be solved, and the device is easy to be recycled, and the device is easy to be used, and the device is easy to be recycled, and has a cost and has a benefit to be used and has been recycled.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (6)
1. Chemical gas collects processing apparatus, its characterized in that includes: the device comprises a storage mechanism (1), a trapping and processing mechanism (2) and a gas processing mechanism (3), wherein the trapping and processing mechanism (2) and the gas processing mechanism (3) are communicated with the storage mechanism (1);
the material storage mechanism (1) comprises a material storage tank (101), a first exhaust pipe (102) is fixedly communicated with the outer surface of the material storage tank (101), and a three-way valve pipe (103) is connected to the right end face flange of the first exhaust pipe (102);
the trapping treatment mechanism (2) comprises a feeding pipe (201), the top end of the feeding pipe (201) is fixedly communicated with the bottom end of the three-way valve pipe (103), and a phthalic anhydride trapping box (202) is fixedly communicated with the bottom end of the feeding pipe (201).
2. The chemical gas collection and treatment device according to claim 1, wherein: the inside top of phthalic anhydride catch box (202) is provided with baffle (203), the front surface of phthalic anhydride catch box (202) is provided with sealing door (204) in the position of baffle (203) below.
3. The chemical gas collection and treatment device according to claim 1, wherein: the phthalic anhydride collecting box is characterized in that a second exhaust pipe (205) is fixedly communicated with the right surface of the phthalic anhydride collecting box (202) close to the top, a first communication pipe (206) is connected with the right end flange of the second exhaust pipe (205), and a water seal tank (207) is arranged at the bottom end of the first communication pipe (206).
4. The chemical gas collection and treatment device according to claim 1, wherein: the gas treatment mechanism (3) comprises an air extractor (301), a second communicating pipe (302) is arranged at the top of the air extractor (301), and the second communicating pipe (302) is fixedly communicated with the right end of the three-way valve pipe (103).
5. The chemical gas collection and treatment device according to claim 4, wherein: the right surface of the air extractor (301) is provided with an exhaust gas treatment device (305), and the right surface of the exhaust gas treatment device (305) is provided with an exhaust port (306).
6. The chemical gas collection and treatment device according to claim 4, wherein: the left surface of the air extractor (301) is fixedly communicated with an air supply pipe (303), and an air pump (304) is arranged outside the air supply pipe (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320998292.7U CN220125902U (en) | 2023-04-27 | 2023-04-27 | Chemical gas collecting and treating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320998292.7U CN220125902U (en) | 2023-04-27 | 2023-04-27 | Chemical gas collecting and treating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220125902U true CN220125902U (en) | 2023-12-05 |
Family
ID=88963133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320998292.7U Active CN220125902U (en) | 2023-04-27 | 2023-04-27 | Chemical gas collecting and treating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220125902U (en) |
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2023
- 2023-04-27 CN CN202320998292.7U patent/CN220125902U/en active Active
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