CN219933746U - Coal mine gas extraction adapter - Google Patents
Coal mine gas extraction adapter Download PDFInfo
- Publication number
- CN219933746U CN219933746U CN202321271901.5U CN202321271901U CN219933746U CN 219933746 U CN219933746 U CN 219933746U CN 202321271901 U CN202321271901 U CN 202321271901U CN 219933746 U CN219933746 U CN 219933746U
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- CN
- China
- Prior art keywords
- butt joint
- air inlet
- adapter
- sleeve
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000000605 extraction Methods 0.000 title claims abstract description 27
- 239000003245 coal Substances 0.000 title claims abstract description 22
- 210000001503 joint Anatomy 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 56
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 abstract description 12
- 239000007924 injection Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 2
- 230000032683 aging Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000344 soap Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Feeding And Controlling Fuel (AREA)
Abstract
The utility model discloses a coal mine gas extraction adapter, which comprises: the two sides of the upper end of the adapter are respectively provided with an air outlet, and the outer wall of the adapter is also provided with an air inlet; the inlet side of the air inlet is provided with an outer connecting pipe, a first butt joint is fixedly arranged at the opposite end of the outer connecting pipe and the air inlet, a second butt joint is fixedly arranged at the opposite end of the air inlet and the outer connecting pipe, and the outer wall of the second butt joint is in butt joint with the seal detection mechanism. This colliery gas drainage adapter through when outer pipe and air inlet butt joint, installs outer takeover and air inlet in the middle of the seal cover through corresponding first butt joint and second butt joint, then pours into soapy water into in the middle of the water injection mouth with the syringe into, when air inlet and outer pipe butt joint department take place to leak like this, water injection mouth department just can produce a large amount of bubbles to the staff can effectually discover the gas leakage condition, in order to reach the effect of in time handling dangerous case.
Description
Technical Field
The utility model relates to the technical field of coal mines, in particular to a coal mine gas extraction adapter.
Background
The gas is a harmful gas mainly composed of coal bed gas in mines and is sometimes singly methane. The gas is colorless, odorless and can burn or explode, is difficult to dissolve in water and has higher diffusivity than air. Gas is nontoxic, but can cause choking when the concentration is high.
The gas in the coal mine is generally extracted by adopting the high-pressure suction pump, and then the extracted gas is bottled, so that the subsequent use is convenient, the extraction adapter is generally used when the gas is bottled, and the gas in the main extraction pipeline is conveniently led into the gas bottle;
when the extraction adapter is used, the extraction adapter is required to be connected with an external pipe on the suction pump, so that gas can flow into the extraction adapter from the high-pressure suction pump, the gas leakage can be caused by aging after the high-pressure suction pump flows into the extraction adapter for a long time, and important accidents can be caused if dangerous situations can not be found out in time;
improvements to the above problems are needed to meet market demands.
Disclosure of Invention
The utility model aims to provide a coal mine gas extraction adapter, which aims to solve the problems that when the extraction adapter is used, the extraction adapter is required to be connected with an external pipe on a suction pump, so that gas can flow into the extraction adapter from a high-pressure suction pump, and after a long time, the gas leakage can be caused by aging when the high-pressure suction pump flows into the extraction adapter, and important accidents can be caused if dangerous situations cannot be found out in time.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a coal mine gas extraction adapter comprising: an adapter; 1, the adapter; two sides of the upper end of the valve body 1 are respectively provided with an air outlet; 2, the adapter; the outer wall of the air inlet is also provided with an air inlet; 3, a step of;
the air inlet; 3, an outer connecting pipe is arranged at one side of the inlet; 4, the external connection tube; 4 and an air inlet; 3, a first butt joint is fixedly arranged at the opposite end; 5, the air inlet; 3, connecting with the outer connecting pipe; a second butt joint is fixedly arranged at the opposite end of the first butt joint; 6, the second pair of joints; and 6, the outer wall is in butt joint with the seal detection mechanism.
Preferably, the seal detection mechanism comprises a butt joint sleeve; 7. sealing sleeve; 8 and a sealing ring; 9, the butt joint sleeve; 7, a first pair of connectors are connected with the inner threads; 5 and a second pair of joints; 6, the butt joint sleeve; 7, the outer wall of the sealing sleeve is fixedly arranged on the sealing sleeve; 8, said sealing sleeve; two ends of the valve seat are respectively provided with a sealing ring; 9.
preferably, two of said sealing rings; 9 are respectively connected with the air inlets; 3 and an outer adapter; 4, butting and sealing the sleeve; 8, passing through a sealing ring; 9 and an air inlet; 3 and an outer adapter; and 4, the connecting end forms a sealing structure.
Preferably, the sealing sleeve; 8, a through structure is communicated with the inside of the sealing sleeve; the diameter of the through hole at the center end is smaller than that of the air inlet; 3 and an outer adapter; 4 maximum diameter size.
Preferably, the sealing sleeve; 8, the upper surface is embedded with a water injection port; 10, the water filling port; 10 is internally provided with a water blocking sleeve; 11.
preferably, the water injection port; 10, a water retaining sleeve; 11 are all funnel-shaped structures, and the water injection ports are formed; 10, a large opening end and a sealing sleeve; 8 are communicated with each other.
Compared with the prior art, the utility model has the beneficial effects that:
1. this colliery gas drainage adapter, when outer pipe and air inlet butt joint, install outer pipe and air inlet in the middle of the seal cover through corresponding first butt joint and second butt joint, then inject soap water in the middle of to the water injection mouth with the syringe, when air inlet and outer pipe butt joint department take place to leak like this, water injection mouth department just can produce a large amount of bubbles to the staff can effectually discover the gas leakage condition, in order to reach the effect of handling dangerous situation in time.
2. The coal mine gas extraction adapter is characterized in that a funnel-shaped water retaining sleeve is arranged in the water injection port, the small opening end of the water retaining sleeve is close to the small opening end of the water injection port, and therefore water of the sealing sleeve can be prevented from being directly sprayed out due to shaking by the water retaining sleeve, and accordingly loss of soapy water in the sealing sleeve is reduced.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
figure 3 is a schematic view of the internal connection structure of the sealing sleeve of the utility model;
fig. 4 is a schematic top view of the water filling port of the present utility model.
In the figure: 1. an adapter; 2. an air outlet; 3. an air inlet; 4. an outer connecting pipe; 5. a first pair of joints; 6. a second pair of joints; 7. a butt joint sleeve; 8. sealing sleeve; 9. a seal ring; 10. a water filling port; 11. the water blocking sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: a coal mine gas extraction adapter comprising: the adapter 1, two sides of the upper end of the adapter 1 are respectively provided with an air outlet 2, and the outer wall of the adapter 1 is also provided with an air inlet 3;
an outer connecting pipe 4 is arranged on one side of the inlet of the air inlet 3, the outer connecting pipe 4 is a joint on a coal mine gas conveying pipe, a first butt joint 5 is fixedly arranged at one end, opposite to the air inlet 3, of the outer connecting pipe 4, a second butt joint 6 is fixedly arranged at one end, opposite to the air inlet 3, of the outer connecting pipe 4, and the outer wall of the second butt joint 6 is in butt joint with a sealing detection mechanism.
The sealing detection mechanism comprises a butt joint sleeve 7, a sealing sleeve 8 and a sealing ring 9, wherein the first butt joint 5 and the second butt joint 6 are connected with the inside of the butt joint sleeve 7 in a threaded manner, the outer wall of the butt joint sleeve 7 is fixedly arranged in the sealing sleeve 8, and the two ends of the sealing sleeve 8 are respectively provided with the sealing ring 9;
the two sealing rings 9 are respectively in butt joint with the air inlet 3 and the external connection pipe 4, and the sealing sleeve 8 forms a sealing structure with the connecting ends of the air inlet 3 and the external connection pipe 4 through the sealing rings 9, so that the sealing rings 9 can seal the interfaces at the two ends of the sealing sleeve 8 when in use, and the soap water can be stably left in the sealing sleeve 8;
the inside of the sealing sleeve 8 is communicated with a through structure, and the diameter of a through hole at the central end of the sealing sleeve 8 is smaller than the maximum diameter of the air inlet 3 and the external connecting pipe 4, so that coal mine gas can flow from the external connecting pipe 4 to the air inlet 3 during use, and the extraction and transportation of the gas are completed;
the upper surface of the sealing sleeve 8 is embedded with a water injection port 10, and a water blocking sleeve 11 is arranged in the water injection port 10;
the water filling port 10 and the water retaining sleeve 11 are both of funnel-shaped structures, and the large port end of the water filling port 10 is communicated with the inside of the sealing sleeve 8, so that soapy water in the sealing sleeve 8 can be effectively prevented from flowing outwards due to shaking.
To sum up: as shown in fig. 1-3, when the coal mine gas extraction adaptor is used, firstly, the external connection pipe 4 on coal mine gas is screwed with the butt joint sleeve 7 through the first butt joint 5, then, the second butt joint 6 at one end of the air inlet 3 is screwed with the butt joint sleeve 7, so that the external connection pipe 4 and the air inlet 3 can be communicated, then, the two sealing rings 9 are adjusted, the sealing rings 9 are kept well sealed with the corresponding air inlet 3 and the external connection pipe 4, at the moment, soapy water is injected into the sealing sleeve 8 by using the injector, when leakage occurs between the air inlet 3 and the external connection pipe 4 during use, a large amount of soapy air bubbles are generated at the water injection port 10, and thus, staff can effectively find gas leakage conditions through the soapy air bubbles and the time, and can timely deal with dangerous situations;
secondly, because the water filling port 10 and the water retaining sleeve 11 are both funnel-shaped structures, and the small openings of the water filling port 10 and the water retaining sleeve 11 are positioned outside the sealing sleeve 8, so that soapy water in the sealing sleeve 8 can be effectively prevented from flowing outwards due to shaking, and the coal mine gas extraction adapter is characterized.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A coal mine gas extraction adapter comprising: the adapter (1) is characterized in that two sides of the upper end of the adapter (1) are respectively provided with an air outlet (2), and the outer wall of the adapter (1) is also provided with an air inlet (3);
an outer connecting pipe (4) is arranged on one side of an inlet of the air inlet (3), a first butt joint (5) is fixedly arranged at one end, opposite to the air inlet (3), of the outer connecting pipe (4), a second butt joint (6) is fixedly arranged at one end, opposite to the air inlet (3), of the outer connecting pipe (4), and the outer wall of the second butt joint (6) is in butt joint with the sealing detection mechanism.
2. The coal mine gas extraction adapter of claim 1, wherein: the sealing detection mechanism comprises a butt joint sleeve (7), a sealing sleeve (8) and a sealing ring (9), wherein a first butt joint (5) and a second butt joint (6) are connected with the inside of the butt joint sleeve (7) in a threaded mode, the outer wall of the butt joint sleeve (7) is fixedly installed inside the sealing sleeve (8), and the sealing ring (9) is installed at two ends of the sealing sleeve (8) respectively.
3. The coal mine gas extraction adapter of claim 2, wherein: the two sealing rings (9) are respectively in butt joint with the air inlet (3) and the outer connecting pipe (4), and the sealing sleeve (8) forms a sealing structure with the connecting ends of the air inlet (3) and the outer connecting pipe (4) through the sealing rings (9).
4. The coal mine gas extraction adapter of claim 2, wherein: the inside of the sealing sleeve (8) is communicated with a through structure, and the diameter of a through hole at the central end of the sealing sleeve (8) is smaller than the maximum diameter of the air inlet (3) and the outer connecting pipe (4).
5. The coal mine gas extraction adapter of claim 2, wherein: the upper surface of seal cover (8) gomphosis has water filling port (10), the internally mounted of water filling port (10) has water blocking sleeve (11).
6. The coal mine gas extraction adapter of claim 5, wherein: the water filling port (10) and the water retaining sleeve (11) are both of funnel-shaped structures, and the large port end of the water filling port (10) is communicated with the inside of the sealing sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321271901.5U CN219933746U (en) | 2023-05-24 | 2023-05-24 | Coal mine gas extraction adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321271901.5U CN219933746U (en) | 2023-05-24 | 2023-05-24 | Coal mine gas extraction adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219933746U true CN219933746U (en) | 2023-10-31 |
Family
ID=88501578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321271901.5U Active CN219933746U (en) | 2023-05-24 | 2023-05-24 | Coal mine gas extraction adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219933746U (en) |
-
2023
- 2023-05-24 CN CN202321271901.5U patent/CN219933746U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |