CN220626321U - Device for detecting content of hydrogen sulfide in coalbed methane - Google Patents
Device for detecting content of hydrogen sulfide in coalbed methane Download PDFInfo
- Publication number
- CN220626321U CN220626321U CN202322215090.3U CN202322215090U CN220626321U CN 220626321 U CN220626321 U CN 220626321U CN 202322215090 U CN202322215090 U CN 202322215090U CN 220626321 U CN220626321 U CN 220626321U
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- Prior art keywords
- hydrogen sulfide
- content
- branch pipe
- detecting
- pipe
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- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title claims abstract description 37
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims description 28
- 238000001914 filtration Methods 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000005260 corrosion Methods 0.000 claims description 8
- 230000007797 corrosion Effects 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 238000005524 ceramic coating Methods 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 35
- 238000001514 detection method Methods 0.000 abstract description 15
- 239000003245 coal Substances 0.000 abstract description 11
- 238000007789 sealing Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 5
- 210000000438 stratum basale Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- -1 after detecting Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model provides a device for detecting the content of hydrogen sulfide in coal bed gas, which comprises the following components: the main pipe, the top welded connection who is responsible for has the branch pipe, there is the roof at the top of branch pipe through screw fixed mounting, the top fixed mounting of roof has the main part, the one end of main part runs through the roof and extends to the inside of branch pipe, outside one side fixed mounting of branch pipe has the air pump, the one end fixed mounting of air pump has the connecting pipe. According to the device for detecting the content of the hydrogen sulfide in the coal bed gas, when the content of the hydrogen sulfide in the gas bed pipeline is required to be measured, the air pump works, air in the air bag is discharged through the connecting pipe, at the moment, the gas enters the branch pipe and contacts with the detection end of the main body, the content of the hydrogen sulfide in the gas is effectively detected, and after the detection is finished, the air pump works to guide the air into the air bag through the connecting pipe, so that the branch pipe is blocked, and the situation that the main body or the top plate is poor in sealing performance and the gas leaks is avoided.
Description
Technical Field
The utility model relates to the field of hydrogen sulfide content detection devices, in particular to a device for detecting the content of hydrogen sulfide in coalbed methane.
Background
The coal bed gas is also called coal bed gas, and the gas is a harmful factor in coal mine production, and the mixed gas is formed by methane, carbon dioxide, nitrogen and the like, which escapes from coal and surrounding rock.
But the hydrogen sulfide content detection device in the existing market is inconvenient to separate gas in the using process, the gas leakage phenomenon easily occurs at the installation position of the detection device, the detection device is in contact with hydrogen sulfide for a long time, the corrosion and the damage are easy, and the service life is shortened.
Therefore, it is necessary to provide a device for detecting the content of hydrogen sulfide in coalbed methane to solve the above technical problems.
Disclosure of Invention
The utility model provides a device for detecting the content of hydrogen sulfide in coal bed gas, which solves the problems that the device for detecting the content of hydrogen sulfide in the existing market is inconvenient to block gas in the using process, the installation part of the device is easy to generate the phenomenon of air leakage, the device is in contact with the hydrogen sulfide for a long time, is easy to corrode and damage, and shortens the service life.
The utility model provides a device for detecting the content of hydrogen sulfide in coal bed gas, which comprises the following components: the air pump is fixedly mounted on one side of the outside of the branch pipe, the connecting pipe is fixedly mounted at one end of the air pump, the connecting pipe penetrates through the branch pipe and extends to the inside, and the air bag is fixedly mounted at one end of the connecting pipe and located inside of the branch pipe.
Preferably, the two ends of the main pipe are welded with first flanges, and the second flange is fixedly arranged outside one of the first flanges through bolts.
Preferably, a filter bin is fixedly arranged on one side of the outer part of the second flange and is welded and connected with the second flange, and a sliding groove is formed in the top of the filter bin.
Preferably, the inside of filtering the storehouse is through spout slidable mounting there being the slide, the inside fixed mounting of slide has the filter screen, the outside both sides of slide all threaded connection has the bolt.
Preferably, the main pipe comprises a substrate layer, a waterproof layer is attached to one side of the outer portion of the substrate layer, a wear-resistant layer is attached to the outer portion of the waterproof layer, and an anti-corrosion layer is attached to the outer portion of the wear-resistant layer.
Preferably, the waterproof layer is an acrylic waterproof coating, the wear-resistant layer is a ceramic coating, and the anticorrosive layer is an epoxy resin anticorrosive coating.
Compared with the related art, the device for detecting the content of the hydrogen sulfide in the coal bed gas has the following beneficial effects:
when the hydrogen sulfide content in the gas layer pipeline needs to be measured, the air pump works, air in the air bag is discharged through the connecting pipe, gas enters the inside of the branch pipe at the moment and contacts with the detection end of the main body, the content of the hydrogen sulfide in the gas is effectively detected, after detection is finished, the air pump works to guide the air into the air bag through the connecting pipe, so that the branch pipe is blocked, poor sealing performance of the main body or the top plate is avoided, the gas leakage is caused, and the safety is improved.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of a device for detecting hydrogen sulfide content in coalbed methane according to the present utility model;
FIG. 2 is a schematic view of the filter screen mounting structure shown in FIG. 1;
fig. 3 is a schematic cross-sectional view of the main pipe shown in fig. 1.
In the figure: 1. a main pipe; 101. a base layer; 102. a waterproof layer; 103. a wear-resistant layer; 104. an anti-corrosion layer; 2. a branch pipe; 3. a top plate; 4. a main body; 5. an air pump; 6. a connecting pipe; 7. an air bag; 8. a first flange; 9. a second flange; 10. a filtering bin; 11. a chute; 12. a slide plate; 13. a filter screen; 14. and (5) a bolt.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2 and fig. 3 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a device for detecting content of hydrogen sulfide in coalbed methane according to the present utility model; FIG. 2 is a schematic view of the filter screen mounting structure shown in FIG. 1; fig. 3 is a schematic diagram of a cross-sectional structure of the main pipe shown in fig. 1, and a device for detecting content of hydrogen sulfide in coalbed methane, including: the air pump is characterized in that the main pipe 1 is connected with the branch pipe 2 through welding at the top of the main pipe 1, the top of the branch pipe 2 is fixedly provided with the top plate 3 through a screw, the top of the top plate 3 is fixedly provided with the main body 4, one end of the main body 4 penetrates through the top plate 3 and extends to the inside of the branch pipe 2, one side of the outside of the branch pipe 2 is fixedly provided with the air pump 5, one end of the air pump 5 is fixedly provided with the connecting pipe 6, one end of the connecting pipe 6 penetrates through the branch pipe 2 and extends to the inside, one end of the connecting pipe 6 is fixedly provided with the air bag 7, the main pipe 1 is connected with the filtering bin 10 pipeline, when the hydrogen sulfide content in the gas layer pipeline needs to be measured, the air pump 5 works, air in the air bag 7 is discharged through the connecting pipe 6, at the moment, the air enters the inside of the branch pipe 2 and contacts with the detection end of the main body 4, the content of hydrogen sulfide in the gas is effectively detected, after detection, the air pump 5 works through the connecting pipe 6 to guide the inside of the air bag 7, thereby the branch pipe 2 is blocked, poor tightness at the position of the main body 4 or the top plate 3 is avoided, the condition that gas leakage occurs, and safety is improved.
The both ends that are responsible for 1 all welded connection have first flange 8, and the outside of one of them first flange 8 is through screw fixed mounting has second flange 9, is convenient for carry out fixed mounting with detection device through the cooperation between first flange 8 and the second flange 9, has improved the practicality.
The outside one side fixed mounting of second flange 9 has welded connection to have filtration storehouse 10, and spout 11 has been seted up at the top of filtration storehouse 10, and filtration storehouse 10 department is used for filtering the impurity in the gas, facilitates the use.
The inside of filtering storehouse 10 has slide 12 through spout 11 slidable mounting, and slide 12's inside fixed mounting has filter screen 13, and slide 12's outside both sides equal threaded connection has bolt 14, can effectually filter the impurity in the gas through filter screen 13, need clean filter screen 13 after long-term the use, and the bolt 14 that loosens this moment is effectual demolishs slide 12 through spout 11, installs slide 12 and filtering storehouse 10 again after filter screen 13 is clean, locking bolt 14.
The main pipe 1 includes stratum basale 101, outside one side laminating of stratum basale 101 has waterproof layer 102, the outside laminating of waterproof layer 102 has wearing layer 103, the outside laminating of wearing layer 103 has anticorrosive coating 104, waterproof layer 102 is acrylic acid waterproof coating, wearing layer 103 is ceramic coating, anticorrosive coating 104 is epoxy anticorrosive coating, waterproof layer 102 is effectual avoids the water of condensing to corrode stratum basale 101, the inside wearability of main pipe 1 is effectively improved to wearing layer 103, avoid impurity to lead to the inside quick wearing and tearing of main pipe 1, the inside wearability of main pipe 1 has been improved to anticorrosive coating 104, the inside hydrogen sulfide corrosion that is responsible for 1 is effectually prevented, the effectual life-span that has prolonged of main pipe 1.
The utility model provides a device for detecting the content of hydrogen sulfide in coal bed gas, which has the following working principle:
the first step: the cooperation between the first flange 8 and the second flange 9 is convenient for carry out fixed mounting with detection device, and the practicality is improved, when the inside hydrogen sulfide content of gas layer pipeline needs to be measured, air pump 5 work, through the inside air escape of connecting pipe 6 with gasbag 7, the inside of gaseous entering branch pipe 2 this moment, with the detection end contact of main part 4, the effectual content of detecting hydrogen sulfide in the gas, after detecting, air pump 5 work is through the inside of connecting pipe 6 with the leading-in gasbag 7 of air, thereby the branch pipe 2 jam of some, avoid main part 4 or roof 3 department leakproofness relatively poor, the condition that leads to the gas to leak takes place, the security has been improved.
And a second step of: can effectually filter the impurity in the gas through filter screen 13, need clean filter screen 13 after long-term use, loosen bolt 14 this moment, demolish slide 12 through spout 11 effectually, clean the back to filter screen 13, install slide 12 and filtration storehouse 10 again, locking bolt 14.
And a third step of: waterproof layer 102 is effectual avoids the water that condenses to corrode stratum basale 101, and wearing layer 103 is effectual to improve the inside wearability of being responsible for 1, avoids impurity to lead to being responsible for 1 inside quick wear, and anticorrosive coating 104 has improved the inside wearability of being responsible for 1, effectually prevents to be responsible for 1 inside by hydrogen sulfide corrosion, the effectual extension life-span that has prolonged to be responsible for 1.
Compared with the related art, the device for detecting the content of the hydrogen sulfide in the coal bed gas has the following beneficial effects:
when the hydrogen sulfide content in the gas layer pipeline needs to be measured, the air pump 5 works, air in the air bag 7 is discharged through the connecting pipe 6, gas enters the inside of the branch pipe 2 at the moment and contacts with the detection end of the main body 4, the content of the hydrogen sulfide in the gas is effectively detected, after detection is finished, the air pump 5 works to guide the air into the air bag 7 through the connecting pipe 6, so that the branch pipe 2 is blocked, poor sealing performance of the main body 4 or the top plate 3 is avoided, the gas leakage is caused, and the safety is improved.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.
Claims (6)
1. A device for detecting the content of hydrogen sulfide in coalbed methane, comprising: a main pipe (1), characterized in that: the top welded connection who is responsible for (1) has branch pipe (2), there is roof (3) at the top of branch pipe (2) through screw fixed mounting, the top fixed mounting of roof (3) has main part (4), the inside that roof (3) and extension to branch pipe (2) are run through to the one end of main part (4), outside one side fixed mounting of branch pipe (2) has air pump (5), the one end fixed mounting of air pump (5) has connecting pipe (6), the one end of connecting pipe (6) runs through branch pipe (2) and extends to inside, the one end of connecting pipe (6) just is located the inside fixed mounting of branch pipe (2) has gasbag (7).
2. The device for detecting the content of hydrogen sulfide in the coalbed methane according to claim 1, wherein the two ends of the main pipe (1) are welded with first flanges (8), and a second flange (9) is fixedly arranged outside one of the first flanges (8) through bolts.
3. The device for detecting the content of hydrogen sulfide in the coalbed methane according to claim 2, wherein a filter bin (10) is fixedly arranged on one side of the outer part of the second flange (9), and a sliding groove (11) is formed in the top of the filter bin (10).
4. A device for detecting the content of hydrogen sulfide in coalbed methane according to claim 3, characterized in that a sliding plate (12) is slidably installed in the filtering bin (10) through a sliding groove (11), a filter screen (13) is fixedly installed in the sliding plate (12), and bolts (14) are connected to two sides of the outer portion of the sliding plate (12) in a threaded mode.
5. The device for detecting the content of hydrogen sulfide in the coalbed methane according to claim 4, wherein the main pipe (1) comprises a base layer (101), a waterproof layer (102) is attached to one side of the outer portion of the base layer (101), a wear-resistant layer (103) is attached to the outer portion of the waterproof layer (102), and an anti-corrosion layer (104) is attached to the outer portion of the wear-resistant layer (103).
6. The device for detecting the content of hydrogen sulfide in the coalbed methane according to claim 5, wherein the waterproof layer (102) is an acrylic waterproof coating, the wear-resistant layer (103) is a ceramic coating, and the corrosion-resistant layer (104) is an epoxy resin corrosion-resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322215090.3U CN220626321U (en) | 2023-08-17 | 2023-08-17 | Device for detecting content of hydrogen sulfide in coalbed methane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322215090.3U CN220626321U (en) | 2023-08-17 | 2023-08-17 | Device for detecting content of hydrogen sulfide in coalbed methane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220626321U true CN220626321U (en) | 2024-03-19 |
Family
ID=90221182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322215090.3U Active CN220626321U (en) | 2023-08-17 | 2023-08-17 | Device for detecting content of hydrogen sulfide in coalbed methane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220626321U (en) |
-
2023
- 2023-08-17 CN CN202322215090.3U patent/CN220626321U/en active Active
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