CN114017096A - Self-closing negative pressure automatic water drainage device for slag and water discharge outlet - Google Patents
Self-closing negative pressure automatic water drainage device for slag and water discharge outlet Download PDFInfo
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- CN114017096A CN114017096A CN202111455970.7A CN202111455970A CN114017096A CN 114017096 A CN114017096 A CN 114017096A CN 202111455970 A CN202111455970 A CN 202111455970A CN 114017096 A CN114017096 A CN 114017096A
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- negative pressure
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 169
- 239000002893 slag Substances 0.000 title claims description 16
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 28
- 239000010935 stainless steel Substances 0.000 claims abstract description 28
- 238000007667 floating Methods 0.000 claims description 13
- 239000013049 sediment Substances 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 9
- 239000003245 coal Substances 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 6
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000003818 cinder Substances 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Safety Valves (AREA)
Abstract
The invention relates to a self-closing negative pressure automatic water discharger for a deslagging water outlet, wherein the water outlet is designed in a self-closing mode, a stainless steel sealing cover of the water outlet does not depend on other external force, the water outlet is closed by the self weight, and the water outlet is always kept in a closed state when a drainage system cannot normally drain due to any reason, so that drilling gas is prevented from being discharged from the water outlet of the automatic water discharger, and the safe production of mines is promoted. The conical connector at the lower part of the square water storage tank is designed, so that water can impact coal cinder of the square water storage tank and is discharged from a water outlet due to the action of gravity in the water discharging process. The invention can adjust the opening adjusting screw to adjust the water discharge of the automatic water discharger, and better solve the problem of water accumulation in a pipeline caused by large water inflow of a drainage drill hole.
Description
Technical Field
The invention relates to a gas extraction technology, in particular to a self-closing negative pressure automatic water drainage device for a slag discharge and water discharge port.
Background
The problem of water accumulation in pipelines of a gas extraction system is one of main factors influencing gas extraction, a reasonable and effective water drainage device is not provided, the gas extraction is directly influenced, and the currently used negative-pressure automatic water drainage devices are various. However, the water outlets of the mine drainage system are basically closed by means of negative pressure, and the mine drainage system can bring inevitable disasters if the following conditions occur in the drainage system. Firstly, the drainage system is suddenly powered off, the water inlet valve of the negative pressure drainage device in each drainage roadway cannot be closed by manpower in a short time, and if the existing negative pressure automatic drainage devices are all connected with negative pressure balance pipes which are all arranged at the outer sides of the water inlet valves, the negative pressure balance pipes are also used as gas channels for conveying drilled holes, so hundreds of drainage drilled holes are connected to hundreds of drainage devices, and under the condition that the drainage system has no negative pressure, gas is pushed by the gas pressure to be discharged to the roadway through a drainage outlet of the negative pressure automatic drainage device, so that serious potential safety hazards are caused, secondly, when the drainage pipeline needs to be extended in the drainage roadway, branch pipeline valves are closed, the drainage device valves or single-hole drainage valves in the whole roadway must be closed, and if the drainage pipeline is hundreds of drilled holes, the potential safety hazards are huge, if the valve is slightly careless or damaged and not closed tightly, the gas in the drill hole can be discharged from the water outlet of the negative pressure automatic water drainage device, so that major potential safety hazards are caused. The situations are respectively verified on several coal mine sites such as a long lapine coal mine, a golden river coal mine in the disk city, a stone terrace coal mine in the Pitch city and the like, and other situations which are not verified can also occur, for example, a drainage pipeline has accumulated water and is blocked by the accumulated water, a slag discharge filter screen of the drainage pipeline is blocked and the like, and the situations that the gas is discharged from a water outlet of the negative pressure automatic water drainage device can be caused under special environments which are not easily perceived by people.
Disclosure of Invention
The invention provides a self-closing negative pressure automatic water discharger for a deslagging water outlet, which can avoid the problems that a drainage tunnel needs to be extended due to sudden power failure of a drainage system, a drainage pipeline has accumulated water and is blocked by the accumulated water, a deslagging filter screen of the drainage pipeline is blocked and the like, and solves the potential safety hazard of gas discharge of the drainage outlet of the conventional negative pressure water discharger.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a self-closing negative pressure automatic water discharging device for a slag discharging and water discharging port comprises a square water storage tank, wherein a handle is arranged at the top of the square water storage tank, cover plates are arranged on the left side and the right side of the square water storage tank, and a conical connector and supporting legs are arranged at the lower part of the square water storage tank; the water level thermometer, the water inlet pipe and the straight joint are arranged on a cover plate on the left side of the square water storage tank, an air inlet filter screen is arranged on the outer side of the straight joint, and an air inlet joint I is arranged on the inner side of the straight joint; a tee joint is arranged on the inner side of the water inlet pipe, a balance pipe joint I is arranged at the upper part of the tee joint, and a sealing cover is arranged at the straight-through end; the right side cover plate of the square water storage tank is provided with an access cover sealing gasket, an access sealing cover and an access cover bolt; a water outlet fixing screw, a stainless steel water outlet and a stainless steel sealing cover are arranged on the conical interface at the lower part of the square water storage tank; a support seat is arranged at the upper part of the inner side of the square water storage tank, and is provided with a linear bearing, a self-reset valve, a valve core and an upper magnet; an air inlet joint II and a balance pipe joint II are arranged on the rear side of the self-resetting valve; the balance pipe joint II is connected with the balance pipe joint I through a balance pipe; the air inlet joint II is connected with the air inlet joint I through an air inlet pipe; an execution plate is arranged in the middle of the square water storage tank, and a guide shaft and a lower magnet are arranged on the execution plate; the lower part of the square water storage tank is provided with a connecting shaft, a balance weight and a floating ball; the upper end of the connecting shaft is provided with an opening adjusting screw, and the lower end of the connecting shaft is connected with a stainless steel sealing cover.
Preferably, a water level thermometer is arranged on the left cover plate of the square water storage tank.
Preferably, the support base is provided with a linear bearing.
Preferably, the execution plate is provided with a guide shaft.
Preferably, the lower part of the square water storage tank is provided with a counterweight.
Preferably, the upper end of the connecting shaft is provided with an opening adjusting screw.
Preferably, tee bend upper portion is provided with balanced coupling I, and balanced coupling I is connected with balanced coupling II through balanced pipe.
Preferably, the right side cover plate of the square water storage tank is provided with an access cover sealing gasket, an access sealing cover and an access cover bolt.
Preferably, the lower part of the square water storage tank is provided with a conical interface.
Preferably, the conical interface at the lower part of the square water storage tank is provided with a water outlet fixing screw, a stainless steel water outlet and a stainless steel sealing cover.
Preferably, the square water storage tank is 500-600mm long and the specification is a square pipe with the size of 300mm multiplied by 300 mm.
The invention has the beneficial effects that:
1. the drainage outlet of the invention adopts a self-closing design, the stainless steel sealing cover of the drainage outlet does not depend on other external forces, the drainage outlet is closed by the self weight, and the drainage outlet is always kept in a closed state when the drainage system cannot normally drain due to any reason, thereby ensuring that the gas in the drill hole cannot be discharged from the drainage outlet of the automatic water drainer and promoting the safe production of mines.
2. The invention relates to a design of a conical connector at the lower part of a square water storage tank, wherein a stainless steel water outlet and a stainless steel sealing cover are arranged at the conical connector, so that water can impact coal slag and is discharged from the water outlet simultaneously due to the action of gravity in the water discharging and discharging process.
3. The invention can adjust the opening adjusting screw to adjust the water discharge of the automatic water discharger, and better solve the problem of water accumulation in a pipeline caused by large water inflow of a drainage drill hole.
4. The water storage capacity of the square water storage tank can be adjusted by increasing or reducing the weight of the balance weight, the water discharging frequency of the automatic water discharging device is reduced, and the service life of the automatic water discharging device is prolonged.
5. The water level thermometer is arranged, so that when the gas in the drilled hole of the natural coal seam is drained, the temperature in the drilled hole can be judged according to the change of the automatic water drain device thermometer, countermeasures can be taken timely, and potential safety hazards can be prevented from happening in the bud.
6. According to the invention, the execution plate is arranged in the middle of the square water storage tank, the guide shaft is arranged on the execution plate, the linear bearing is arranged on the supporting seat, the connecting shaft penetrates through the middle of the execution plate, and the normal closing of the stainless steel sealing cover cannot be influenced by water fluctuation in the water storage process and the water discharge process.
Drawings
FIG. 1 is a schematic view of a self-closing negative pressure automatic water discharger for a slag discharge and water discharge port according to the present invention;
FIG. 2 is a schematic view of the valve body structure of the present invention;
in the figure: 1 square water storage tank, 2 handles, 3 handle mounting screws, 4 air inlet filter screens, 5 straight-through joints, 6 air inlet joints I, 7 self-reset valves, 8 valve cores, 9 maintenance cover sealing gaskets, 10 maintenance sealing covers, 11 maintenance cover bolts, 12 air inlet pipes, 13 balance pipes, 14 linear bearings, 15 guide shafts, 16 supporting seats, 17 upper magnets, 18 lower magnets, 19 water level thermometers, 20 water inlet pipes, 21 balance pipe joints I, 22 sealing covers, 23 tee joints, 24 opening adjusting screws, 25 connecting shafts, 26 execution plates, 27 balance weights, 28 floating balls, 29 water outlet fixing screws, 30 stainless steel water outlets, 31 stainless steel sealing covers, 32 conical interfaces, 33 supporting legs, 34 balance pipe joints II and 35 air inlet joints II.
Detailed Description
The invention will be further illustrated by the following description of embodiments in conjunction with the accompanying drawings:
an automatic water discharger shown in figure 1 comprises a square water storage tank (1), wherein a water level thermometer (19), a water inlet pipe (20) and a straight joint (5) are arranged on the left side of the square water storage tank (1); the water inlet pipe (20) is connected with a tee joint (23), the upper end of the tee joint (23) is provided with a balance pipe joint I (21), the straight-through end of the tee joint (23) is provided with a sealing cover (22), and the balance pipe joint I (21) is connected with a balance pipe joint II (34) through a balance pipe (13); the outer end of the straight joint (5) is connected with an air inlet filter screen (4), the inner end of the straight joint is connected with an air inlet joint I (6), and the air inlet joint I (6) is connected with an air inlet joint II (35) through an air inlet pipe (12);
a support seat (16) is arranged at the upper part of the inner side of the square water storage tank (1), and a linear bearing (14), an upper magnet (17), a self-resetting valve (7) and a valve core (8) are arranged on the support seat (16);
an execution plate (26) is arranged in the middle of the square water storage tank (1), and a guide shaft (15) and a lower magnet (18) are arranged on the execution plate (26);
the middle lower part of the square water storage tank (1) is provided with a connecting shaft (25), a balance weight (27) and a floating ball (28), the upper end of the connecting shaft (25) is connected with an opening adjusting screw, and the lower end of the connecting shaft is connected with a stainless steel sealing cover (31);
a conical connector (32) at the lower part of the square water storage tank (1) is provided with a water outlet fixing screw (29), a stainless steel water outlet (30) and a stainless steel sealing cover (31);
the right side cover plate of the square water storage tank (1) is provided with an access cover sealing gasket (9), an access sealing cover (10) and an access cover bolt (11).
The working process of the invention is as follows:
1, a water storage process: the drainage pipeline is connected with a water inlet pipe (22), negative pressure of the drainage pipeline passes through the water inlet pipe (22) and a tee joint (23), a sealing cover (22), a balance pipe joint I (21), a balance pipe (13) and a balance pipe joint II (34), a self-reset valve (7) and a valve core (8) act on a water drainage device, a stainless steel sealing cover (31) is in a closed state due to a dead weight water outlet, a floating ball (28) is in the lowest position under the action of dead weight, water of a gas pipeline can enter the water drainage device through the water inlet pipe (20), and the water level rises along with the increase of accumulated water in a square water storage tank (1) to finish the water storage process.
2, water discharging process: along with the increase of accumulated water in the square water storage tank (1), when the water level rises enough to float the floating ball (28), the floating ball (28) gradually rises along with the rise of the water level. When the valve body rises to a certain height, the floating ball (28) contacts the execution plate (26), the execution plate (26) gradually rises along with the floating ball (28), when the execution plate (26) rises to a certain height, the lower magnet (18) of the execution plate (26) is attracted with the upper magnet (17) of the supporting seat (16), the execution plate (26) lifts the jacking opening adjusting screw (24), the connecting shaft (25) and the stainless steel sealing cover (31) are lifted upwards along with the jacking opening adjusting screw, the stainless steel water outlet (30) is opened, meanwhile, the valve core (8) of the self-resetting valve (7) is pushed upwards by the connecting shaft (25), the negative pressure loop of the balance pipe joint I (21), the balance pipe (13) and the balance pipe joint II (35) is closed, the air inlet filter screen (4), the air inlet joint I (6), the air inlet pipe (12) and the air inlet joint II (35) are opened, the sealing cover (22) at the straight-through end is attracted and closed due to the negative pressure, the stainless steel water outlet begins to drain water, when the water level gradually descends, the buoyancy force gradually reduces, the floating ball (28) self-weight and the counterweight (27) gravity gradually descend, when the floating ball (28) descends to the lowest point, the floating ball (28) self-weight and the counterweight (27) gravity act on the stainless steel sealing cover (31), the floating ball (28) self-weight, the counterweight (27) and the stainless steel sealing cover (31) self-gravity are larger than the attraction force of the upper magnet (17) and the lower magnet (18), the connecting shaft (25) and the stainless steel sealing cover (31) are pulled down by the gravity, the stainless steel water outlet (30) is closed, meanwhile, the opening adjusting screw (24) moves down along with the connecting shaft (25) when the connecting shaft (25) is pulled down by the gravity, the execution plate (26) is pulled down when the opening adjusting screw (24) moves down, the valve core (8) of the self-reset valve (7) resets, the balance pipe joint I (21), Opening negative pressure loops of the balance pipe (13) and the balance pipe joint II (34); and the air inlet filter screen (4), the air inlet connector I (6), the air inlet pipe (12) and the air inlet connector II (35) are closed to finish the drainage process.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. The utility model provides a arrange automatic ware that drains of sediment outlet self-closing negative pressure which characterized in that: the water-saving water tank comprises a square water storage tank (1), wherein a water level thermometer (19), a water inlet pipe (20) and a straight joint (5) are arranged on the left side of the square water storage tank (1); the water inlet pipe (20) is connected with a tee joint (23), the upper end of the tee joint (23) is provided with a balance pipe joint I (21), the straight-through end of the tee joint (23) is provided with a sealing cover (22), and the balance pipe joint I (21) is connected with a balance pipe joint II (34) through a balance pipe (13); the outer end of the straight joint (5) is connected with an air inlet filter screen (4), the inner end of the straight joint is connected with an air inlet joint I (6), and the air inlet joint I (6) is connected with an air inlet joint II (35) through an air inlet pipe (12); a support seat (16) is arranged at the upper part of the inner side of the square water storage tank (1), and the support seat (16) is provided with a linear bearing (14) and an upper magnet (17); a self-reset valve (7) and a valve core (8); an air inlet joint II (35) and a balance pipe joint II (34) are arranged on the rear side of the self-resetting valve (7); an execution plate (26) is arranged in the middle of the square water storage tank (1), and the execution plate (26) is provided with a guide shaft (15) and a lower magnet (18); the middle lower part of the square water storage tank (1) is provided with a connecting shaft (25), a balance weight (27) and a floating ball (28), the upper end of the connecting shaft (25) is connected with an opening adjusting screw (24), and the lower end of the connecting shaft is connected with a stainless steel sealing cover (31); the right side cover plate of the square water storage tank (1) is provided with an access cover sealing gasket (9), an access sealing cover (10) and an access cover bolt (11); the conical connector (32) at the lower part of the square water storage tank (1) is provided with a water outlet fixing screw (29), a stainless steel water outlet (30) and a stainless steel sealing cover (31).
2. The self-closing negative pressure automatic water discharger of the slag discharge and water discharge port of claim 1, characterized in that: the left side of the square water storage tank (1) is provided with a water level thermometer (19).
3. The self-closing negative pressure automatic water discharger of the slag discharge and water discharge port of claim 1, characterized in that: the support seat (16) is provided with a linear bearing (14).
4. The self-closing negative pressure automatic water discharger of the slag discharge and water discharge port of claim 1, characterized in that: the execution plate (26) is provided with a guide shaft (15).
5. The self-closing negative pressure automatic water discharger of the slag discharge and water discharge port of claim 1, characterized in that: the middle lower part of the square water storage tank (1) is provided with a balance weight (27).
6. The self-closing negative pressure automatic water discharger of the slag discharge and water discharge port of claim 1, characterized in that: and an opening adjusting screw (24) is arranged at the upper end of the connecting shaft (25).
7. The self-closing negative pressure automatic water discharger of the slag discharge and water discharge port of claim 1, characterized in that: the balance pipe joint I (21) is connected with the balance pipe joint II (34) through a balance pipe (13).
8. The self-closing negative pressure automatic water discharger of the slag discharge and water discharge port of claim 1, characterized in that: the right side cover plate of the square water storage tank (1) is provided with an access cover sealing gasket (9) and an access sealing cover (10).
9. The self-closing negative pressure automatic water discharger of the slag discharge and water discharge port of claim 1, characterized in that: the lower part of the square water storage tank (1) is provided with a conical interface (32).
10. The automatic negative pressure water discharger of the slag discharge and water discharge port of claim 1 or 9, wherein: the square water storage tank (1) is characterized in that a conical connector (32) at the lower part of the square water storage tank (1) is provided with a water outlet fixing screw (29), a stainless steel water outlet (30) and a stainless steel sealing cover (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111455970.7A CN114017096A (en) | 2021-12-02 | 2021-12-02 | Self-closing negative pressure automatic water drainage device for slag and water discharge outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111455970.7A CN114017096A (en) | 2021-12-02 | 2021-12-02 | Self-closing negative pressure automatic water drainage device for slag and water discharge outlet |
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| Publication Number | Publication Date |
|---|---|
| CN114017096A true CN114017096A (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111455970.7A Pending CN114017096A (en) | 2021-12-02 | 2021-12-02 | Self-closing negative pressure automatic water drainage device for slag and water discharge outlet |
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| CN (1) | CN114017096A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013054A (en) * | 2022-08-04 | 2022-09-06 | 徐州致拓自动化有限公司 | Drainage device of coal mine gas extraction system |
-
2021
- 2021-12-02 CN CN202111455970.7A patent/CN114017096A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013054A (en) * | 2022-08-04 | 2022-09-06 | 徐州致拓自动化有限公司 | Drainage device of coal mine gas extraction system |
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