CN109915205B - Dead weight type deslagging water drainage device and deslagging water drainage method thereof - Google Patents
Dead weight type deslagging water drainage device and deslagging water drainage method thereof Download PDFInfo
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- CN109915205B CN109915205B CN201910330555.5A CN201910330555A CN109915205B CN 109915205 B CN109915205 B CN 109915205B CN 201910330555 A CN201910330555 A CN 201910330555A CN 109915205 B CN109915205 B CN 109915205B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 176
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000003860 storage Methods 0.000 claims abstract description 86
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000007599 discharging Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 239000002893 slag Substances 0.000 claims description 40
- 238000000605 extraction Methods 0.000 claims description 25
- 230000005484 gravity Effects 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 238000005553 drilling Methods 0.000 claims description 9
- 230000008602 contraction Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims 1
- 239000003245 coal Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 3
- 239000002817 coal dust Substances 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The self-weight slag-discharging water draining device comprises an outer box body, wherein the upper right side of the outer box body is provided with a connecting cylinder, the top of the connecting cylinder is provided with a water inlet, the lower right side of the outer box body is provided with an outer drain pipe, the upper left side of the outer box body is provided with a balance air inlet, the inner side of the outer box body is provided with a water storage tank with an open top, the outer side wall of the water storage tank is in sliding fit with the inner side wall of the outer box body, the bottom of the water storage tank is of a conical structure with the upper thick bottom thin, the right side of the conical structure of the bottom of the water storage tank is connected with an inner drain pipe which can be correspondingly communicated with the outer drain pipe, and an elastic resetting and water inlet sealing mechanism connected with the water storage tank is arranged in the outer box body. The invention also discloses a deslagging and water discharging method. The invention integrally adopts a pure mechanical principle and structure, has good reliability, ensures the safety under the high gas content environment in the coal mine, improves the smoothness during drainage, realizes full-automatic operation by self weight, the elasticity of a spring and the attraction of a magnet, and reduces the production cost.
Description
Technical Field
The invention belongs to the technical field of gas extraction, and particularly relates to a dead weight type deslagging water drainage device and a deslagging water drainage method thereof.
Background
The gas extraction is a work which is carried out on almost all coal mines, and in the gas extraction process, a slag discharging and water discharging device is required to be installed to discharge accumulated water and coal dust in a pipeline, so that the normal extraction of gas is ensured.
The existing deslagging and water draining device is divided into two types, namely an outer box body is arranged at a low-lying position of a pipeline, a valve is manually opened for draining water periodically, the outer box body is large in size generally, inconvenience is caused in arrangement in a tunnel, a plurality of deslagging and water draining devices are arranged along the gas pipeline, and manual water draining is adopted next to take time and labor; secondly, the automatic water draining device mostly adopts a pressure balancing device, and the valve is controlled by electricity, so that the gas is inflammable and explosive, and the current isolation device is installed, so that the cost is greatly increased, hidden danger still exists in safety, and the coal mine utilization rate is small. In addition, the outer box body of most of the existing deslagging and water draining devices generally adopts a flat bottom structure, coal dust is easy to accumulate and is blocked, and the practicability is greatly reduced. Therefore, the slag and water discharging device has the basic functions and the safety performance and the cost which are required to be improved.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides the dead weight type slag discharging and water draining device and the slag discharging and water draining method thereof, wherein the dead weight type slag discharging and water draining device has the advantages of small volume, convenience in installation, high safety and reliability by adopting a pure mechanical structure and difficult blockage.
In order to solve the technical problems, the invention adopts the following technical scheme: the self-weight slag discharging and water draining device comprises a three-way pipe and an outer closed box body, wherein the upper end of the three-way pipe is connected to the bottom of a gas extraction branch pipe pipeline, the horizontal joint of the three-way pipe is connected with a drilling gas extraction pipeline, the upper right side of the outer box body is provided with a connecting cylinder, the right end of the connecting cylinder is plugged, the top of the connecting cylinder is provided with a water inlet, the water inlet is connected with the lower end of the three-way pipe, the lower right side of the outer box body is provided with an outer drain pipe, the upper left side of the outer box body is provided with a balanced air inlet, the inner side of the outer box body is provided with a water storage tank with an open top, the outer side wall of the water storage tank is in sliding fit with the inner side wall of the outer box body, the bottom of the water storage tank is of a conical structure with a thick upper part and a thin lower part, the right side of the conical structure of the bottom of the water storage tank is connected with an inner drain pipe which can be correspondingly communicated with the outer drain pipe, and the inner part of the outer box body is provided with an elastic resetting and water inlet sealing mechanism connected with the water storage tank.
The elastic resetting and water inlet sealing mechanism comprises a connecting seat, a lifting lug, a limiting table, a lever, a sealing plug, a connecting rod, a fixing frame and a spring, wherein the lower part of the fixing frame is fixedly arranged on the inner wall of the water storage tank, the upper part of the fixing frame extends out of the top of the water storage tank, the limiting table is fixedly arranged on the inner wall of the outer box body, the position of the limiting table is positioned above the air outlet and below the connecting cylinder, the connecting seat is fixedly arranged on the inner wall of the top of the outer box body, the upper end of the spring is fixedly connected onto the connecting seat, the lifting lug is fixedly arranged on the inner wall of the top of the connecting cylinder and is positioned on the left side of the water inlet, the middle part of the lever is hinged to the lower end of the lifting lug by the right side, the sealing plug is fixedly arranged on the right end of the lever and is positioned below the water inlet, the upper end of the connecting rod is hinged to the left end of the lever, the lower end of the connecting rod is hinged to the upper end of the fixing frame, and the lower end of the spring is fixedly connected to the top of the left end of the connecting rod; under the action of spring tension, the upper end of the water storage tank is in pressing fit with the lower surface of the limiting table, and the inner drain pipe is positioned above the outer drain pipe.
The right end of the inner drain pipe is provided with a wear-resistant sealing ring which is in sliding sealing fit with the inner wall of the water storage tank.
The lower part of the inner wall of the connecting cylinder is obliquely arranged at the left lower side and the right higher side.
The bottom in the outer box body is provided with a lower magnet, the outer bottom of the water storage tank is provided with an upper magnet positioned right above the lower magnet, and the magnetic poles of the lower surface of the upper magnet are opposite to those of the upper surface of the lower magnet; when the lower surface of the upper magnet and the upper surface of the lower magnet are contacted and adsorbed together, the right end of the inner drain pipe is correspondingly communicated with the left end of the outer drain pipe, the water inlet is plugged and plugged, and the balance air inlet is communicated with the inside of the outer box body.
The slag and water discharging method of the dead weight slag and water discharging device comprises the following steps,
(1) Connecting a drilling gas extraction pipeline with a horizontal joint of a tee pipe, and connecting a gas extraction branch pipe with an upper joint of the tee pipe;
(2) The gas, water and slag enter the three-way pipe through the gas extraction pipeline of the drilling hole, the water and slag automatically fall into the connecting cylinder from the water inlet under the action of gravity, then enter the water storage tank from the connecting cylinder, and the gas enters the gas extraction branch pipe pipeline under the action of negative pressure extraction;
(3) The spring has a certain amount of expansion and contraction under the initial state that water and slag are not contained in the water storage tank, the elastic force of the spring is equal to the weight of the water storage tank and the acting force between the limiting table and the water storage tank, the spring is gradually stretched downwards along with the falling of the water and slag into the water storage tank, the water storage tank slides downwards along the inner wall of the outer tank body, the left end of the lever moves downwards, the lever takes the lifting lug as a fulcrum, and the sealing plug at the right end of the lever gradually rises;
(4) Along with the slow sliding of the water storage tank, the distance between the upper magnet at the outer bottom of the water storage tank and the lower magnet at the inner bottom of the outer tank is reduced, the attraction force is increased, the spring is stretched continuously, when the upper magnet and the lower magnet reach the quick attraction position, the upper magnet moves down quickly and is attracted together by the lower magnet, meanwhile, the plugging plug moves upwards to plug the water inlet, the balance air inlet is communicated with the inner part of the outer tank, the air pressure of the inner part and the air pressure of the outer part of the water storage tank are equal, the inner drain pipe and the outer drain pipe are correspondingly communicated, and water in the water storage tank and slag deposited at the bottom are discharged by the inner drain pipe and the outer drain pipe;
(5) After water and slag are discharged, when the sum of the gravity of the water storage tank, the water slag gravity in the water storage tank and the magnetic attraction is smaller than the elastic force of the spring, the spring is contracted upwards, the upper magnet is separated from the lower magnet, the water storage tank ascends along the inner wall of the outer box body, the right end of the inner drain pipe moves upwards to be separated from the outer drain pipe, the balance air inlet is plugged, the plugging plug moves downwards to leave the water inlet, the water storage tank ascends to the limit table to stop, and the water inlet is opened to continue water storage work;
(6) The steps (3) - (5) are continuously and circularly carried out, and the slag and water are continuously discharged.
By adopting the technical scheme, the invention has the following technical effects:
1. the lower part of the inner wall of the connecting cylinder is arranged in a left-low right-high inclined way, so that water and slag can fall into the water storage tank from the three-way pipe, and the blocking in the connecting cylinder is avoided.
2. The right end of the inner drain pipe is provided with a wear-resistant sealing ring in sliding sealing fit with the inner wall of the water storage tank, so that the inner drain pipe is prevented from leaking water when being positioned above the outer drain pipe, and automatic deslagging and continuous drainage are affected.
3. The invention integrally adopts a pure mechanical principle and structure, has good reliability and ensures the safety under the high gas content environment of the underground coal mine.
4. The bottom of the water storage tank adopts a conical structure, so that coal dust or coal slag is not easy to pile up when being deposited to the bottom of the water storage tank, and the smoothness during drainage is improved.
5. The outer box body and the water storage tank can be made of toughened hard plastic, so that workers can observe the environment in the box conveniently and timely handle faults.
6. The full-automatic operation is realized by the dead weight, the elasticity of the spring and the attractive force of the magnet, electric energy is not used, the production cost is reduced, the use of the current isolation device is also reduced, and meanwhile, the labor and the working hour cost are saved.
Drawings
FIG. 1 is a schematic view of the present invention in a water storage state;
fig. 2 is a schematic view of the present invention in a drainage state.
Detailed Description
As shown in fig. 1 and 2, the self-weight slag and water draining device comprises a three-way pipe 1 and a closed outer box body 2, wherein the upper end of the three-way pipe 1 is connected to the bottom of a gas extraction branch pipe pipeline 3, the horizontal interface of the three-way pipe 1 is connected with a drilling gas extraction pipeline 4, the upper right side of the outer box body 2 is provided with a connecting cylinder 5, the right end of the connecting cylinder 5 is plugged, the top of the connecting cylinder 5 is provided with a water inlet 6, the water inlet 6 is connected with the lower end of the three-way pipe 1, the lower right side of the outer box body 2 is provided with an outer drain pipe 7, the upper left side of the outer box body 2 is provided with a balance air inlet 8, a water storage tank 9 with an open top is arranged in the outer box body 2, the outer side wall of the water storage tank 9 is in sliding fit with the inner side wall of the outer box body 2, the bottom of the water storage tank 9 is of a conical structure with thick upper part and thin lower part, the right side of the conical structure of the bottom of the water storage tank 9 is connected with an inner drain pipe 10 which can be correspondingly communicated with the outer drain pipe 7, and an elastic reset and water inlet sealing mechanism connected with the water storage tank 9 is arranged in the outer box body 2.
The elastic resetting and water inlet sealing mechanism comprises a connecting seat 11, a lifting lug 12, a limiting table 13, a lever 14, a blocking plug 15, a connecting rod 16, a fixing frame 17 and a spring 18, wherein the lower part of the fixing frame 17 is fixedly arranged on the inner wall of the water storage tank 9, the upper part of the fixing frame 17 extends out of the top of the water storage tank 9, the limiting table 13 is fixedly arranged on the inner wall of the outer box body 2, the position of the limiting table 13 is positioned above an exhaust port and below the connecting cylinder 5, the connecting seat 11 is fixedly arranged on the inner wall of the top of the outer box body 2, the upper end of the spring 18 is fixedly connected to the connecting seat 11, the lifting lug 12 is fixedly arranged on the inner wall of the top of the connecting cylinder 5 and is positioned on the left side of the water inlet 6, the middle part of the lever 14 is hinged to the lower end of the lifting lug 12 by the right side, the blocking plug 15 is fixedly arranged on the right end of the lever 14 and is positioned below the water inlet 6, the upper end of the connecting rod 16 is hinged to the left end of the lever 14, the lower end of the connecting rod 16 is hinged to the upper end of the fixing frame 17, and the lower end of the spring 18 is fixedly connected to the top of the connecting rod 16 at the left end of the connecting rod 16; under the action of the tension force of the spring 18, the upper end of the water storage tank 9 is in pressing fit with the lower surface of the limiting table 13, and the inner drain pipe 10 is positioned above the outer drain pipe 7.
The right end of the inner drain pipe 10 is provided with a wear-resistant sealing ring 19 in sliding sealing fit with the inner wall of the water storage tank 9.
The lower part of the inner wall of the connecting cylinder 5 is obliquely arranged at the left lower side and the right higher side.
The bottom in the outer box body 2 is provided with a lower magnet 20, the outer bottom of the water storage tank 9 is provided with an upper magnet 21 positioned right above the lower magnet 20, and the magnetic poles of the lower surface of the upper magnet 21 are opposite to those of the upper surface of the lower magnet 20; when the lower surface of the upper magnet 21 and the upper surface of the lower magnet 20 are contacted and adsorbed together, the right end of the inner drain pipe 10 is correspondingly communicated with the left end of the outer drain pipe 7, and meanwhile, the water inlet 6 is plugged by the plug 15, and the balance air inlet 8 is communicated with the inside of the outer box body 2.
The slag and water discharging method of the dead weight slag and water discharging device comprises the following steps,
(1) The drilling gas extraction pipeline 4 is connected with a horizontal interface of the three-way pipe 1, and the gas extraction branch pipe 3 is connected with an upper end interface of the three-way pipe 1;
(2) Gas, water and slag enter the three-way pipe 1 through the drilling gas extraction pipeline 4, the water and slag automatically fall into the connecting cylinder 5 through the water inlet 6 under the action of gravity, then enter the water storage tank 9 through the connecting cylinder 5, and the gas enters the gas extraction branch pipeline 3 under the action of negative pressure extraction;
(3) The spring 18 has a certain amount of expansion and contraction under the initial state that water and slag do not exist in the water storage tank 9, the elastic force of the spring 18 is equal to the weight of the water storage tank 9 plus the acting force between the limiting table 13 and the water storage tank 9, the spring 18 is gradually stretched downwards along with the falling of the water and slag into the water storage tank 9, the water storage tank 9 slides downwards along the inner wall of the outer box body 2, the left end of the lever 14 moves downwards, the lever 14 takes the lifting lug 12 as a fulcrum, and the sealing plug at the right end of the lever 14 gradually rises;
(4) Along with the slow sliding of the water storage tank 9, the distance between the upper magnet 21 at the outer bottom of the water storage tank 9 and the lower magnet 20 at the inner bottom of the outer box 2 is reduced, the attraction force is increased, the spring 18 is stretched continuously, when the upper magnet 21 and the lower magnet 20 reach the fast attraction position, the upper magnet 21 is quickly moved downwards to be attracted together by the lower magnet 20, meanwhile, the plugging plug 15 moves upwards to plug the water inlet 6, the balance air inlet 8 is communicated with the inner part of the outer box 2, the air pressure inside and outside the water storage tank 9 is equal, the inner drain pipe 10 and the outer drain pipe 7 are correspondingly communicated, and water in the water storage tank 9 and slag deposited to the bottom are discharged by the inner drain pipe 10 and the outer drain pipe 7;
(5) After water and slag are discharged, when the sum of the gravity of the water storage tank 9, the gravity of water slag in the water storage tank 9 and the magnetic attraction is smaller than the elastic force of the spring 18, the spring 18 is contracted upwards, the upper magnet 21 and the lower magnet 20 are separated, the water storage tank 9 ascends along the inner wall of the outer box body 2, the right end of the inner drain pipe 10 moves upwards to be separated from the outer drain pipe 7, the balance air inlet 8 is plugged, the plug 15 moves downwards to be separated from the water inlet 6, the water storage tank 9 ascends to the position of the limiting table 13 to stop, and the water storage work is continued when the water inlet 6 is opened;
(6) The steps (3) - (5) are continuously and circularly carried out, and the slag and water are continuously discharged.
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present invention are all included in the scope of protection of the technical solution of the present invention.
Claims (3)
1. The dead weight formula arranges sediment ware of draining, including three-way pipe and confined outer box, the upper end interface of three-way pipe is connected in gas extraction branch pipe pipeline bottom, and the horizontal interface of three-way pipe is connected its characterized in that with drilling gas extraction pipeline: the upper right side of the outer box body is provided with a connecting cylinder, the right end of the connecting cylinder is plugged, the top of the connecting cylinder is provided with a water inlet, the water inlet is connected with the lower end of the three-way pipe, the lower right side of the outer box body is provided with an outer drain pipe, the upper left side of the outer box body is provided with a balance air inlet, the inner side of the outer box body is provided with a water storage tank with an open top, the outer side wall of the water storage tank is in sliding fit with the inner side wall of the outer box body, the bottom of the water storage tank is of a conical structure with thick upper part and thin lower part, the right side of the conical structure of the bottom of the water storage tank is connected with an inner drain pipe which can be correspondingly communicated with the outer drain pipe, and the inner side of the outer box body is provided with an elastic resetting and water inlet sealing mechanism which is connected with the water storage tank;
the elastic resetting and water inlet sealing mechanism comprises a connecting seat, a lifting lug, a limiting table, a lever, a sealing plug, a connecting rod, a fixing frame and a spring, wherein the lower part of the fixing frame is fixedly arranged on the inner wall of the water storage tank, the upper part of the fixing frame extends out of the top of the water storage tank, the limiting table is fixedly arranged on the inner wall of the outer box body, the position of the limiting table is positioned above the air outlet and below the connecting cylinder, the connecting seat is fixedly arranged on the inner wall of the top of the outer box body, the upper end of the spring is fixedly connected onto the connecting seat, the lifting lug is fixedly arranged on the inner wall of the top of the connecting cylinder and is positioned on the left side of the water inlet, the middle part of the lever is hinged to the lower end of the lifting lug by the right side, the sealing plug is fixedly arranged on the right end of the lever and is positioned below the water inlet, the upper end of the connecting rod is hinged to the left end of the lever, the lower end of the connecting rod is hinged to the upper end of the fixing frame, and the lower end of the spring is fixedly connected to the top of the left end of the connecting rod; under the action of spring tension, the upper end of the water storage tank is in pressing fit with the lower surface of the limiting table, and the inner drain pipe is positioned above the outer drain pipe;
the lower part of the inner wall of the connecting cylinder is obliquely arranged at left low and right high;
the bottom in the outer box body is provided with a lower magnet, the outer bottom of the water storage tank is provided with an upper magnet positioned right above the lower magnet, and the magnetic poles of the lower surface of the upper magnet are opposite to those of the upper surface of the lower magnet; when the lower surface of the upper magnet and the upper surface of the lower magnet are contacted and adsorbed together, the right end of the inner drain pipe is correspondingly communicated with the left end of the outer drain pipe, the water inlet is plugged and plugged, and the balance air inlet is communicated with the inside of the outer box body.
2. The gravity slag and water discharging device according to claim 1, wherein: the right end of the inner drain pipe is provided with a wear-resistant sealing ring which is in sliding sealing fit with the inner wall of the water storage tank.
3. The slag and water discharging method of the dead weight slag and water discharging device according to claim 2, which is characterized in that: comprises the steps of,
(1) Connecting a drilling gas extraction pipeline with a horizontal joint of a tee pipe, and connecting a gas extraction branch pipe with an upper joint of the tee pipe;
(2) The gas, water and slag enter the three-way pipe through the gas extraction pipeline of the drilling hole, the water and slag automatically fall into the connecting cylinder from the water inlet under the action of gravity, then enter the water storage tank from the connecting cylinder, and the gas enters the gas extraction branch pipe pipeline under the action of negative pressure extraction;
(3) The spring has a certain amount of expansion and contraction under the initial state that water and slag are not contained in the water storage tank, the elastic force of the spring is equal to the weight of the water storage tank and the acting force between the limiting table and the water storage tank, the spring is gradually stretched downwards along with the falling of the water and slag into the water storage tank, the water storage tank slides downwards along the inner wall of the outer tank body, the left end of the lever moves downwards, the lever takes the lifting lug as a fulcrum, and the sealing plug at the right end of the lever gradually rises;
(4) Along with the slow sliding of the water storage tank, the distance between the upper magnet at the outer bottom of the water storage tank and the lower magnet at the inner bottom of the outer tank is reduced, the attraction force is increased, the spring is stretched continuously, when the upper magnet and the lower magnet reach the quick attraction position, the upper magnet moves down quickly and is attracted together by the lower magnet, meanwhile, the plugging plug moves upwards to plug the water inlet, the balance air inlet is communicated with the inner part of the outer tank, the air pressure of the inner part and the air pressure of the outer part of the water storage tank are equal, the inner drain pipe and the outer drain pipe are correspondingly communicated, and water in the water storage tank and slag deposited at the bottom are discharged by the inner drain pipe and the outer drain pipe;
(5) After water and slag are discharged, when the sum of the gravity of the water storage tank, the water slag gravity in the water storage tank and the magnetic attraction is smaller than the elastic force of the spring, the spring is contracted upwards, the upper magnet is separated from the lower magnet, the water storage tank ascends along the inner wall of the outer box body, the right end of the inner drain pipe moves upwards to be separated from the outer drain pipe, the balance air inlet is plugged, the plugging plug moves downwards to leave the water inlet, the water storage tank ascends to the limit table to stop, and the water inlet is opened to continue water storage work;
(6) The steps (3) - (5) are continuously and circularly carried out, and the slag and water are continuously discharged.
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| 无浮标式自动排渣放水器的设计;黄小明;孟婧;王振锋;孙玉宁;;机械制造(01);全文 * |
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