CN220961349U - Chemical harmful gas detection device - Google Patents
Chemical harmful gas detection device Download PDFInfo
- Publication number
- CN220961349U CN220961349U CN202322756982.4U CN202322756982U CN220961349U CN 220961349 U CN220961349 U CN 220961349U CN 202322756982 U CN202322756982 U CN 202322756982U CN 220961349 U CN220961349 U CN 220961349U
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- China
- Prior art keywords
- gas
- recovery
- sampling
- pipe
- assembly
- Prior art date
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- 239000000126 substance Substances 0.000 title claims abstract description 34
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000011084 recovery Methods 0.000 claims abstract description 71
- 238000005070 sampling Methods 0.000 claims abstract description 58
- 238000001914 filtration Methods 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 88
- 238000012824 chemical production Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 241000220317 Rosa Species 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical group ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000000618 nitrogen fertilizer Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a chemical harmful gas detection device, belonging to the technical field of chemical detection; the chemical harmful gas detection device comprises a sampling assembly, a gas detector, an intelligent control panel, a filter box, a discharge assembly and a recovery assembly; one end of the sampling component is communicated with the gas detector, and the other end of the sampling component is connected with chemical equipment; an electrochemical sensor is arranged in the gas detector and is electrically connected with the intelligent control panel; the intelligent control panel is electrically connected with a controller arranged in the filter box. The inlet of the filter box is communicated with the outlet of the gas detector, and the filter box is communicated with the discharge assembly and the recovery assembly; the filter box can enable the sampling gas to selectively enter the discharge assembly and the recovery assembly; the gas detector can realize the selective emission or recovery of sampling gas according to the detection result of the gas detector, thereby protecting the environment and the health of staff and avoiding the waste of recovery pool resources.
Description
Technical Field
The utility model belongs to the technical field of chemical industry detection, and particularly relates to a chemical industry harmful gas detection device.
Background
In the chemical industry field, the chemical production needs to sample and detect the gas in the environment, so as to achieve the purpose of detecting whether the production environment of the chemical product meets the standard or not, and the chemical gas is the gas exhausted from a chemical plant in the chemical production. Chemical gases often contain a large number of pollutant species, have complex physical and chemical properties and have different toxicity. Chemical gas components produced in different chemical production industries vary greatly. For example, the waste gas generated in chlor-alkali industry mainly contains chlorine, hydrogen chloride, chloroethylene, mercury, acetylene and the like, and the waste gas generated in nitrogen fertilizer industry mainly contains nitrogen oxides, urea dust, carbon monoxide, ammonia, sulfur dioxide, methane and the like.
The existing gas detection device can not selectively discharge or recycle sampling gas according to the detection result, and harmful gas is directly discharged into the air, so that not only can environmental pollution be caused, but also the physical health of staff can be endangered; and the sampling gas which is qualified in detection is discharged into the recovery tank, so that the resource waste of the recovery tank is caused.
Disclosure of utility model
The utility model aims to solve the technical problem of providing the chemical harmful gas detection device which can realize the selective emission or recovery of sampling gas according to the detection result of the gas detector, thereby protecting the environment and the health of staff and avoiding the waste of recovery pool resources.
The utility model relates to a chemical harmful gas detection device which comprises a sampling assembly, a gas detector, an intelligent control panel, a filter box, a discharge assembly and a recovery assembly. One end of the sampling component is communicated with the gas detector, and the other end of the sampling component is connected with chemical equipment, so that gas in the chemical equipment can be extracted and conveyed to the gas detector. The gas detector is internally provided with an electrochemical sensor, and the electrochemical sensor is electrically connected with the intelligent control panel. The intelligent control panel sets up in the gas detector downside, and intelligent control panel and the controller electric connection who sets up in the rose box. The inlet of the filter box is communicated with the outlet of the gas detector, and the filter box is communicated with the discharge assembly and the recovery assembly. The filter box may allow the sample gas to selectively enter the discharge assembly and the recovery assembly. The drain assembly includes a drain tube in direct communication with the outside world. The recovery assembly comprises a recovery tank which is connected with the filter box.
As a further improvement of the utility model, the sampling assembly comprises a gas sampling tube and a suction fan. One end of the gas sampling pipe is provided with a sampling connector, and the sampling connector is detachably connected with the extraction opening of the chemical equipment. A filter screen is arranged in the sampling connector, and a plurality of small holes are formed in the filter screen. The other end of the gas sampling tube is connected with an exhaust fan, and the exhaust fan is powered by an external power supply. The exhaust fan outlet is provided with a gas conveying pipe, the inlet of the gas conveying pipe is connected with the exhaust fan, and the outlet of the gas conveying pipe is communicated with the gas detector.
As a further improvement of the utility model, the drain assembly further comprises a drain. The discharge port is arranged on the filter box and is electrically connected with the controller, and the controller can control the opening and closing of the discharge port.
As a further improvement of the utility model, the recovery assembly further comprises a recovery port and a recovery tube. The recovery port is arranged on the filter box and is electrically connected with the controller, and the controller can control the opening and closing of the recovery port. The recovery port is arranged at the inlet of the recovery pipe. The recovery pipe inlet is connected with the filter box, and the recovery pipe outlet is connected with the recovery tank inlet.
As a further improvement of the utility model, a gas filtering pipe is arranged between the gas detector and the filtering box. The inlet of the gas filtering pipe is communicated with the outlet of the gas detector, and the outlet of the gas filtering pipe is communicated with the inlet of the filtering box.
As a further improvement of the utility model, an active carbon filter screen is arranged in the gas filter pipe.
Compared with the prior art, the utility model has the beneficial effects that:
the device comprises a controller, a filter box, a sampling assembly and a discharge assembly; after the sampling gas passes through the gas detector, the sampling gas is selectively discharged or recycled through the intelligent control panel according to the detection result of the gas detector, so that the environment and the physical health of workers can be protected, and the waste of recycling pool resources is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a sampling assembly according to the present utility model;
FIG. 3 is a schematic view of the structure of the discharge assembly of the present utility model;
Fig. 4 is a schematic structural view of the recycling assembly of the present utility model.
The reference numerals in the figures illustrate:
The gas sampling pipe 1, the sampling connector 2, the filter screen 3, the exhaust fan 4, the gas transportation pipe 5, the gas detector 6, the intelligent control panel 7, the gas filtering pipe 8, the filter box 9, the recovery port 10, the recovery pipe 11, the recovery tank 12, the discharge port 13 and the discharge pipe 14.
Detailed Description
First embodiment: referring to fig. 1-4, a chemical harmful gas detection device includes a sampling assembly, a gas detector 6, an intelligent control panel 7, a filter box 9, a discharge assembly and a recovery assembly.
One end of the sampling component is communicated with the gas detector 6, and the other end of the sampling component is connected with chemical equipment, so that gas in the chemical equipment can be extracted and conveyed to the gas detector 6. The sampling assembly comprises a gas sampling tube 1 and an exhaust fan 4. One end of the gas sampling pipe 1 is provided with a sampling connector 2, and the sampling connector 2 is detachably connected with an extraction opening of chemical equipment. The inside filter screen 3 that is provided with of sampling connector 2, a plurality of apertures have been seted up on the filter screen 3. The other end of the gas sampling tube 1 is connected with an exhaust fan 4, and the exhaust fan 4 is powered by an external power supply. The air exhauster 4 export is provided with gas conveying pipe 5, and gas conveying pipe 5 import is connected with air exhauster 4, and gas conveying pipe 5 export is linked together with gas detector 6.
The gas detector 6 is internally provided with an electrochemical sensor, the electrochemical sensor is electrically connected with the intelligent control panel 7, and the electrochemical sensor is used for detecting whether the sampled gas components are qualified. And sending corresponding execution action signals to the intelligent control panel 7 according to the detection result. The intelligent control panel 7 sets up in gaseous detector 6 downside, and intelligent control panel 7 upper end is connected with gaseous detector 6 downside, and intelligent control panel 7 and the controller electric connection who sets up in rose box 9. The controller is powered by an external power source.
The gas detector 6 is subsequently provided with a filter box 9. The inlet of the filter box 9 is communicated with the outlet of the gas detector 6, and the filter box 9 is communicated with the discharge assembly and the recovery assembly. The filter box 9 allows the sample gas to selectively enter the discharge assembly and the recovery assembly. A gas filtering pipe 8 is arranged between the gas detector 6 and the filtering box 9. The inlet of the gas filtering pipe 8 is communicated with the outlet of the gas detector 6, and the outlet of the gas filtering pipe 8 is communicated with the inlet of the filtering box 9. An active carbon filter screen is arranged in the gas filter pipe 8.
The drain assembly includes a drain port 13 and a drain tube 14. The discharge pipe 14 is arranged on the upper side of the filter box 9, the lower end of the discharge pipe 14 is connected with the upper side surface of the filter box 9, and the upper end of the discharge pipe 14 is directly communicated with the outside. The discharge port 13 is arranged on the upper side of the filter box 9 and at the lower end of the discharge pipe 14, the discharge port 13 is electrically connected with the controller, and the controller can control the opening and closing of the discharge port 13. When the gas detector 6 detects that the sampling gas is qualified, the controller controls the discharge port 13 to be opened, the qualified sampling gas is discharged from the discharge pipe 14 after being filtered, and if the sampling gas is not qualified, the discharge port 13 is closed.
The recovery assembly includes a recovery port 10, a recovery pipe 11, and a recovery tank 12. The recovery tank 12 is connected with the filter box 9. The recovery port 10 is provided on the right side of the filter box 9 and at the inlet of the recovery pipe 11. The recovery port 10 is electrically connected to the controller, and the controller can control the recovery port 10 to be opened and closed. When the gas detector 6 detects that the sampling gas is unqualified, the controller controls the recovery port 10 to be opened, the unqualified sampling gas enters the recovery tank 12 from the recovery port 10 after being filtered, the recovery tank 12 carries out acid-base neutralization treatment on the gas, and if the sampling gas is detected to be qualified, the recovery port 10 is closed. The inlet of the recovery pipe 11 is connected with the filter box 9, and the outlet of the recovery pipe 11 is connected with the inlet of the recovery tank 12 for conveying the sampling gas into the recovery tank 12.
Working principle:
before use, the sampling connector 2 of the gas sampling tube 1 is connected with chemical equipment to be detected, and the exhaust fan 4 is started to extract sampling gas. The sampling gas enters the gas detector 6 for detection, the electrochemical sensor detects the components of the sampling gas, the electrochemical sensor transmits the detection result to the intelligent control panel 7, and the detected sampling gas enters the filter box 9 through the gas filter pipe 8. The controller controls the recovery port 10 and the discharge port 13 in the filter box 9, and if the sampled gas is detected to be qualified, the discharge port 13 is opened and the recovery port 10 is closed, and the gas is discharged to the outside from the discharge pipe 14; if the sampled gas is unqualified, the recovery port 10 is opened and the discharge port 13 is closed, and the gas enters the recovery tank 12 from the recovery pipe 11 for recovery treatment.
Claims (6)
1. A chemical harmful gas detection device which is characterized in that: the device comprises a sampling assembly, a gas detector (6), an intelligent control panel (7), a filter box (9), a discharge assembly and a recovery assembly; one end of the sampling component is communicated with the gas detector (6), and the other end of the sampling component is connected with chemical equipment, so that gas in the chemical equipment can be extracted and conveyed to the gas detector (6); an electrochemical sensor is arranged in the gas detector (6), and the electrochemical sensor is electrically connected with the intelligent control panel (7); the intelligent control panel (7) is arranged at the lower side of the gas detector (6), and the intelligent control panel (7) is electrically connected with a controller arranged in the filter box (9); the inlet of the filter box (9) is communicated with the outlet of the gas detector (6), and the filter box (9) is communicated with the discharge assembly and the recovery assembly; the filter box (9) can enable the sampling gas to selectively enter the discharge assembly and the recovery assembly; the exhaust assembly comprises an exhaust pipe (14), and the exhaust pipe (14) is directly communicated with the outside; the recovery assembly comprises a recovery tank (12), and the recovery tank (12) is connected with the filter box (9).
2. The chemical harmful gas detection device according to claim 1, wherein: the sampling assembly comprises a gas sampling tube (1) and an exhaust fan (4); one end of the gas sampling pipe (1) is provided with a sampling connector (2), and the sampling connector (2) is detachably connected with an extraction opening of chemical equipment; a filter screen (3) is arranged in the sampling connector (2), and a plurality of small holes are formed in the filter screen (3); the other end of the gas sampling tube (1) is connected with an exhaust fan (4), and the exhaust fan (4) is powered by an external power supply; the outlet of the exhaust fan (4) is provided with a gas conveying pipe (5), the inlet of the gas conveying pipe (5) is connected with the exhaust fan (4), and the outlet of the gas conveying pipe (5) is communicated with a gas detector (6).
3. The chemical harmful gas detection device according to claim 1, wherein: the drain assembly further comprises a drain (13); the discharge port (13) is arranged on the filter box (9), the discharge port (13) is electrically connected with the controller, and the controller can control the opening and closing of the discharge port (13).
4. The chemical harmful gas detection device according to claim 1, wherein: the recovery assembly further comprises a recovery port (10) and a recovery pipe (11); the recovery port (10) is arranged on the filter box (9), the recovery port (10) is electrically connected with the controller, and the controller can control the opening and closing of the recovery port (10); the recovery port (10) is arranged at the inlet of the recovery pipe (11); the inlet of the recovery pipe (11) is connected with the filter box (9), and the outlet of the recovery pipe (11) is connected with the inlet of the recovery tank (12).
5. The chemical harmful gas detection device according to claim 1, wherein: a gas filtering pipe (8) is arranged between the gas detector (6) and the filtering box (9); the inlet of the gas filtering pipe (8) is communicated with the outlet of the gas detector (6), and the outlet of the gas filtering pipe (8) is communicated with the inlet of the filtering box (9).
6. The chemical harmful gas detection device according to claim 5, wherein: an active carbon filter screen is arranged in the gas filter pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322756982.4U CN220961349U (en) | 2023-10-13 | 2023-10-13 | Chemical harmful gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322756982.4U CN220961349U (en) | 2023-10-13 | 2023-10-13 | Chemical harmful gas detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220961349U true CN220961349U (en) | 2024-05-14 |
Family
ID=91011512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322756982.4U Active CN220961349U (en) | 2023-10-13 | 2023-10-13 | Chemical harmful gas detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220961349U (en) |
-
2023
- 2023-10-13 CN CN202322756982.4U patent/CN220961349U/en active Active
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| GR01 | Patent grant |