CN203603971U - Drainage device used for gas drainage pipelines - Google Patents
Drainage device used for gas drainage pipelines Download PDFInfo
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- CN203603971U CN203603971U CN201320685918.5U CN201320685918U CN203603971U CN 203603971 U CN203603971 U CN 203603971U CN 201320685918 U CN201320685918 U CN 201320685918U CN 203603971 U CN203603971 U CN 203603971U
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- water tank
- water
- communicated
- delivery port
- dewatering installation
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Abstract
The utility model relates to the field of mines, in particular to a drainage device used for gas drainage pipelines. The drainage device comprises a confluence device and a water box; the confluence device is provided with an air inlet, an air outlet, a water outlet and a sluice valve communicated with air in a mine; the air inlet is communicated with the prior gas drainage pipeline; the air outlet is communicated with the next gas drainage pipeline; the water outlet is located between the air inlet and the air outlet and communicated with the water box; the bottom of the water box is provided with a drainage valve used for discharging accumulated water in the water box. The drainage device is simple in structure, can discharge water and muck in the gas drainage pipelines while gas drainage is conducted in the gas drainage pipelines, and has a good water and muck discharging effect.
Description
Technical field
The utility model relates to mine field, relates in particular to the dewatering installation for gas drainage pipeline.
Background technology
Gas drainage pipeline is for the pipe special to surface air by the methane gas extraction in mine.On work plane in mine, a section gas drainage pipeline is outwards laid from deep in mine along work plane, and methane gas extraction to the ground of deep in mine is utilized.
Because water content in mine is larger, gas drainage pipeline wherein time, can inevitably be drawn into the methane gas suction of deep in mine in gas drainage pipeline by the water in mine.For the water in gas drainage pipeline is discharged, between last joint gas drainage pipeline and a rear joint gas drainage pipeline, be connected with water tank, the ponding in pipeline enters water tank through junction station.
Wherein, methane gas is disposed to surface air through gas drainage pipeline in mine, conventionally adopts the air extractor that is arranged on ground to bleed.The air extractor that is arranged on ground is connected with gas drainage pipeline, make the inside of gas drainage pipeline produce negative pressure, because the air pressure in gas drainage pipeline is lower than the atmospheric pressure in mine, the air that mine contains methane gas enters in gas drainage pipeline, thereby realizes the extraction of methane gas.
But, in the time opening the draining valve of water tank bottom and carry out draining, because water tank is connected with front and back gas drainage pipeline, in water tank, air is also in negative pressure state, water in water tank cannot be discharged from draining valve, must first air extractor cut out, make the pressure in gas pump-line identical with the pressure in mine, the water in water tank just can be discharged.And now because air extractor is in closed condition, the methane gas in mine cannot be extracted out, can cause the concentration of the methane gas in mine to rise, the safety of serious threat mine.
Water when cannot using at present gas drainage pipeline to draw out methane gas in firedamp drainage extraction pipeline.
Utility model content
The purpose of this utility model is to provide a kind of dewatering installation for gas drainage pipeline, to address the above problem.
For the dewatering installation of gas drainage pipeline, it comprises junction station and water tank; The gate valve that described junction station is provided with air inlet port, gas outlet, delivery port and is communicated with the atmosphere in mine; Described air inlet port is communicated with last joint gas drainage pipeline; Described gas outlet is communicated with a rear joint gas drainage pipeline; Described delivery port is communicated with between described air inlet port and described gas outlet and with described water tank; The bottom of described water tank is provided with the draining valve for the ponding in water tank is discharged.
Compared with prior art, the advantage of the utility model embodiment is: in the process of the air that contains a methane gas and water joint gas drainage pipeline from last joint gas drainage pipeline flows to, water flows out from the delivery port of this junction station, enters in water tank.If the water in water tank stockpiles when a certain amount of, do not need to open the draining valve of water tank bottom, owing to being provided with the gate valve being communicated with the atmosphere in mine on junction station, open gate valve, and the internal communication of junction station and water tank, the pressure difference of the atmospheric pressure in pressure and the mine in water tank is less than the self gravitation of the water in water tank, and the water in water tank can rely on the gravity of self to flow out in water tank, does not need air extractor to close.This dewatering installation can be when gas drainage pipeline draws out methane gas the water in firedamp drainage extraction pipeline.
Accompanying drawing explanation
Fig. 1 is the sketch of the dewatering installation for gas drainage pipeline of the utility model embodiment;
Fig. 2 is the structural representation of the dewatering installation for gas drainage pipeline of the utility model embodiment.
The specific embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
The dewatering installation for gas drainage pipeline as shown in Figure 1, it comprises junction station 103 and water tank 108; The gate valve 106 that junction station 103 is provided with air inlet port 102, gas outlet 104, delivery port 107 and is communicated with the atmosphere in mine; Air inlet port 102 is communicated with last joint gas drainage pipeline 101; Gas outlet 104 is communicated with a rear joint gas drainage pipeline 105; Delivery port 107 is communicated with between air inlet port 102 and gas outlet 104 and with water tank 108; The bottom of water tank 108 is provided with the draining valve 109 for the ponding in water tank 108 is discharged.If the water in water tank stockpiles when a certain amount of, while exceeding the U-shaped pipe mouth of pipe, water is just discharged from the other end of U-shaped pipe.Even if open the draining valve draining of water tank bottom, air can not enter gas drainage pipeline yet.
In the process of the air that contains a methane gas and water joint gas drainage pipeline 105 from last joint gas drainage pipeline 101 flows to, water flows out from the delivery port of this junction station 103, enters in water tank 108.If the water in water tank 108 stockpiles when a certain amount of, open the draining valve 109 of water tank bottom, owing to being provided with the gate valve 106 being communicated with the atmosphere in mine on junction station 103, open gate valve 106, and the internal communication of junction station 103 and water tank 108, the pressure difference of the pressure in water tank 108 and the atmospheric pressure in mine is less than the self gravitation of the water in water tank 108, and the gravity that water in water tank 108 can rely on self, from the interior outflow of water tank 108, does not need air extractor to close.This dewatering installation can be when gas drainage pipeline draws out methane gas the water in firedamp drainage extraction pipeline.Wherein gate valve 106 can be for often opening a sluice gate valve, and its bore of often opening a sluice gate valve meets gravity that water in water tank 108 can rely on self from the interior outflow of water tank 108.
As shown in Figure 2, between air inlet port 102, gas outlet 104 and delivery port 107, form the chamber 201 of confluxing; Conflux chamber 201 for horn-like, and an end opening in the chamber 201 of confluxing is large, and an end opening is little; Delivery port 107 is positioned at one end that opening is little; Air inlet port 102 and gas outlet 104 are positioned at one end that opening is large.Be water while entering into junction station 103 from air inlet port 102, because the chamber 201 of confluxing is for horn-like, water can flow to from the large one end of opening one end that opening is little, and then enters in water tank 108 from delivery port 107.The water that the horn-like structure in this chamber 201 of confluxing is more conducive to enter into junction station 103 flows out from delivery port 107.
Because gas drainage pipeline is in the process of gas that draws out methane, except containing part water, also contain part dregs, stop up gas drainage pipeline and water tank 108 for fear of this dregs, this dewatering installation also comprises scum pipe 202; One end of scum pipe 202 is provided with scummer 203, and the other end is connected with delivery port 107.The water flowing out from delivery port 107, after the scummer 203 of scum pipe 202 is slagged tap, enters in water tank 108, avoids dregs to stop up the draining valve 109 of water tank 108.
Preferably, this scum pipe 202 vertically arranges.The water flowing out from delivery port 107 directly enters into and in scum pipe 202, carries out deslagging.When the dregs in scum pipe 202 stockpiles when a certain amount of, can open scummer 203, dregs is cleaned out in scum pipe 202.Certainly, this scum pipe 202 also can be obliquely installed.
Preferably, delivery port 107 is communicated with by inclined tube 206 with water tank 108; In inclined tube 206, be provided with for stopping that the water in water tank 108 is back to the block 204 of delivery port 107.If when scum pipe 202 vertically arranges, the water level that enters into the water in scum pipe 202 rises gradually, and wherein dregs is deposited in the bottom of scum pipe 202, and water enters in water tank from inclined tube 206.
Preferably, block 204 is obliquely installed, the direction deflection delivery port 107 of inclination.In the time that the water level in scum pipe 202 exceedes the height of block 204, the water in scum pipe 202 is pushed block 204 open, and inclined tube 206 is communicated with, the water in scum pipe 202 and then flow in water tank 108.In the time that the water level in water tank 108 exceedes the link position of inclined tube 206 and water tank 108, the water in water tank is back to water inlet, and block 204 is obliquely installed and incline direction deflection delivery port 107.Be that water in water tank 108 applies the pressure towards delivery port 107 to block, and block 204 can be stopped by the inwall of inclined tube 206, i.e. the inwall laminating of block 204 and inclined tube 206, thus avoid the water in water tank 108 to reflux.Preferably, inclined tube 206 is connected with the sidewall of water tank 108.
If when the water level in water tank 108 exceedes the connecting portion of inclined tube 206 and water tank 108, the space of the space in water tank 108 and junction station 103 is isolated, gate valve 106 on junction station 103 cannot make the atmospheric pressure in hydraulic pressure and the mine in water tank 108 be consistent, and this dewatering installation also comprises U-shaped pipe 207; One end of U-shaped pipe 207 is connected with the top of water tank 108, and the other end is communicated with the atmosphere in mine.The space in this water tank 108 is communicated with the atmosphere in mine by U-shaped pipe 207, avoids the interior formation negative pressure of water tank 108 to cause water to discharge from draining valve 109.
Preferably, between U-shaped pipe 207 and water tank 108, be connected by straight tube 205; One end of straight tube 205 is connected with one end of U-shaped pipe 207, and the other end is connected with the sidewall on the top of water tank 108.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. for the dewatering installation of gas drainage pipeline, it is characterized in that, comprise junction station (103) and water tank (108);
The gate valve (106) that described junction station (103) is provided with air inlet port (102), gas outlet (104), delivery port (107) and is communicated with the atmosphere in mine; Described air inlet port (102) is communicated with last joint gas drainage pipeline (101); Described gas outlet (104) is communicated with a rear joint gas drainage pipeline (105); Described delivery port (107) is positioned between described air inlet port (102) and described gas outlet (104) and with described water tank (108) and is communicated with;
The bottom of described water tank (108) is provided with the draining valve (109) for the ponding in water tank (108) is discharged.
2. dewatering installation as claimed in claim 1, is characterized in that, forms the chamber (201) of confluxing between described air inlet port (102), gas outlet (104) and described delivery port (107);
The described chamber of confluxing (201) is for horn-like, described in the conflux end opening in chamber (201) large, an end opening is little; Described delivery port (107) is positioned at one end that opening is little; Described air inlet port (102) and gas outlet (104) are positioned at one end that opening is large.
3. dewatering installation as claimed in claim 2, is characterized in that, also comprises scum pipe (202);
One end of described scum pipe (202) is provided with scummer (203), and the other end is connected with described delivery port (107).
4. dewatering installation as claimed in claim 3, is characterized in that, described scum pipe (202) vertically arranges.
5. dewatering installation as claimed in claim 3, is characterized in that, described delivery port (107) is communicated with by inclined tube (206) with described water tank (108);
In described inclined tube (206), be provided with for stopping that the water in water tank (108) is back to the block (204) of delivery port (107).
6. dewatering installation as claimed in claim 5, is characterized in that, described block (204) is obliquely installed, and the direction of inclination is partial to described delivery port (107).
7. dewatering installation as claimed in claim 6, is characterized in that, described inclined tube (206) is connected with the sidewall of described water tank (108).
8. dewatering installation as claimed in claim 7, is characterized in that, described block (204) is fitted with the inside of described scum pipe (202).
9. the dewatering installation as described in any one in claim 1-8, is characterized in that, also comprises U-shaped pipe (207);
One end of described U-shaped pipe (207) is connected with the top of described water tank (108), and the other end is communicated with the atmosphere in mine.
10. dewatering installation as claimed in claim 9, is characterized in that, between described U-shaped pipe (207) and described water tank (108), is connected by straight tube (205);
One end of described straight tube (205) is connected with one end of described U-shaped pipe (207), and the other end is connected with the sidewall on the top of described water tank (108).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320685918.5U CN203603971U (en) | 2013-10-31 | 2013-10-31 | Drainage device used for gas drainage pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320685918.5U CN203603971U (en) | 2013-10-31 | 2013-10-31 | Drainage device used for gas drainage pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203603971U true CN203603971U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320685918.5U Expired - Fee Related CN203603971U (en) | 2013-10-31 | 2013-10-31 | Drainage device used for gas drainage pipelines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203603971U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527245A (en) * | 2013-10-31 | 2014-01-22 | 四川广旺能源发展（集团）有限责任公司代池坝煤矿 | Drainage device used for gas pumping and releasing pipeline |
| CN108223005A (en) * | 2018-03-15 | 2018-06-29 | 永煤集团股份有限公司 | Horizontal deslagging water discharging device and deslagging drainage system |
-
2013
- 2013-10-31 CN CN201320685918.5U patent/CN203603971U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527245A (en) * | 2013-10-31 | 2014-01-22 | 四川广旺能源发展（集团）有限责任公司代池坝煤矿 | Drainage device used for gas pumping and releasing pipeline |
| CN108223005A (en) * | 2018-03-15 | 2018-06-29 | 永煤集团股份有限公司 | Horizontal deslagging water discharging device and deslagging drainage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20141031 |
|
| EXPY | Termination of patent right or utility model |