CN102889098B - Water discharging device of gas extraction pipeline - Google Patents
Water discharging device of gas extraction pipeline Download PDFInfo
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- CN102889098B CN102889098B CN201210404774.1A CN201210404774A CN102889098B CN 102889098 B CN102889098 B CN 102889098B CN 201210404774 A CN201210404774 A CN 201210404774A CN 102889098 B CN102889098 B CN 102889098B
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Abstract
The invention provides a water discharging device of a gas extraction pipeline. The water discharging device comprises a water bag, wherein an air inlet communicated with the outside and a water inlet connected to the bottom of a gas extraction pipeline are arranged at the upper part of the water bag; a water discharging opening is further arranged at the bottom of the water bag; a water outlet, a gas inlet and the water discharging opening are provided with valves; control ends of the water outlet, the gas inlet and the water discharging opening are connected to a controller and the controller is further connected with a water level sensor arranged inside the water bag; when the water level in the water bag is higher than a first pre-set height, the controller sequentially controls the valves of the water inlet and the water outlet to be opened, controls the valve of the air inlet to be opened and controls the valve of the water discharging opening to be opened; when the water level in the water bag is higher than a second pre-set height, the controller sequentially controls the valve of the water discharging opening to be closed, controls the valve of the air inlet to be closed and controls the valve of the water inlet to be opened; and the first pre-set height is greater than the second pre-set height. The water discharging device of the gas extraction pipeline can automatically release deposited water in the extraction pipeline.
Description
Technical field
The present invention relates to pit gear, relate in particular to a kind of gas pumping pipeline tailrace.
Background technology
Gas pumping is the important means that gas is administered in down-hole, but in extraction process, not only can extract the methane gas in boring out, also the ponding in boring can be released simultaneously.Gas pumping water accumulation of pipeline problem can not get thorough solution, can cause burden to the gas drainage system of mine, increases the extraction power of extraction pump and the negative pressure ability of extraction system.
Summary of the invention
The object of the present invention is to provide a kind of gas pumping pipeline tailrace, in order to discharge the ponding in extraction pipeline.
The invention provides a kind of gas pumping pipeline tailrace, comprising: water bag, the top of described water bag is provided with the air inlet port being in communication with the outside and is connected to the water inlet of gas pumping duct bottom, and the bottom of described water bag is also provided with outfall;
In described water inlet, air inlet port and outfall, be provided with valve, the control end of the valve of described water inlet, air inlet port and outfall is all connected to controller, and described controller is also connected with the level sensor that is arranged at described water bag inside;
When in described water bag, water level is higher than the first preset height, described controller is controlled the valve closing of described water inlet successively, the valve opening of described air inlet port, the valve opening of described outfall;
When in described water bag, water level is lower than the second preset height, described controller is controlled the valve closing of described outfall successively, the valve closing of described air inlet port, the valve opening of described water inlet;
Described the first preset height is greater than described the second preset height.
As technique scheme preferably, described controller comprises the motor being placed in outside described water bag, be connected the rotating disk being placed on described water bag inwall with described motor output shaft, with the control chip that described motor is electrically connected, described control chip is electrically connected with described level sensor;
The control end of the valve of described water inlet is the first control lever of horizontal direction, one end of described the first control lever is connected with the card of described rotating disk, the valve of described water inlet is arranged at the middle part of described the first control lever, the control end of the valve of described air inlet port be arranged at described the first control lever be connected with described rotating disk end the other end;
The control end of the valve of described outfall is the second control lever of vertical direction, and described the second control lever is connected with respect to connecting one end of described scupper valve and the card of described rotating disk;
The output shaft of described the first control lever and described the second control lever and described motor is not all at same straight line.
As technique scheme preferably, the valve of described water inlet is the slide block in horizontal direction, is also provided with the horizontal direction chute matching with described slide block on the inwall of described water bag; The valve of described air inlet port is floating ball valve, and the control end of described floating ball valve is a support bar, and in the time that described support bar touches described floating ball valve, described floating ball valve is opened.
As technique scheme preferably, described gas pumping pipeline tailrace also comprises two positive stop strips for limiting the link horizontal direction stroke that described the first control lever is connected with described rotating disk; When the control end of described the first control lever contacts with respect to the positive stop strip of described water inlet valve far-end, the valve opening of described water inlet, air inlet port; When the control end of described the first control lever contacts with respect to the positive stop strip of described water inlet valve near-end, the valve closing of described water inlet, air inlet port.
As technique scheme preferably, the length of described slide block is less than two spacing between described positive stop strip.
As technique scheme preferably, described the first control lever is positioned at the top of described rotating disk and described motor output shaft tie point, two described positive stop strips are symmetrical with respect to described rotating disk and described motor output shaft tie point horizontal direction; Described the second control lever is positioned at the below with respect to described first control lever of described water inlet valve far-end.
As technique scheme preferably, described the first preset height is greater than described the second preset height.
Gas pumping pipeline tailrace provided by the invention, arranges controlled valve by wrapping at water in the air inlet port of setting, the water inlet that is connected to gas pumping duct bottom and outfall; And the control end of the valve of described water inlet, air inlet port and outfall is all connected to controller, the order of controller each valve of monitoring result control to water bag water level inside according to level sensor opens and closes, and can realize the ponding in automatic release methane gas extraction pipeline.
Brief description of the drawings
The structural representation of the gas pumping pipeline tailrace that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the side structure schematic diagram of the water stored state of gas pumping pipeline tailrace in Fig. 1;
Fig. 3 is the side structure schematic diagram of the state that discharges water of gas pumping pipeline tailrace in Fig. 1.
Detailed description of the invention
The structural representation of the gas pumping pipeline tailrace that Fig. 1 provides for the embodiment of the present invention, Fig. 2 is the side structure schematic diagram of the water stored state of gas pumping pipeline tailrace in Fig. 1, and Fig. 3 is the side structure schematic diagram of the state that discharges water of gas pumping pipeline tailrace in Fig. 1.In conjunction with shown in Fig. 1 to 3, the present embodiment provides a kind of gas pumping pipeline tailrace, comprise: water bag 1, the top of water bag 1 is provided with the air inlet port 2 being in communication with the outside and is connected to the water inlet 3 of gas pumping pipeline 4 bottoms, and the bottom of water bag 1 is also provided with outfall 5.Water inlet 3 is connected to the bottom of gas pumping pipeline 4 for the ponding of gas pumping pipeline 4 is derived, and flows into water bag 1 through water inlet 3.The ponding that water bag 1 flows into for storing gas pumping pipeline 4.The outfall 5 that water bag 1 bottom arranges is for getting rid of the ponding of water bag 1 interior storage, and air inlet port 2 is for realizing all pressures between water bag 1 internal drainage process and ambient atmosphere.The material of water bag 1 can be stainless steel, and the materials such as aluminium are made by welding, the cuboid that the shape of concrete water bag 1 can be as shown in Figure 1.
In water inlet 3, air inlet port 2 and outfall 5, be provided with valve, the control end of the valve of water inlet 3, air inlet port 2 and outfall 5 is all connected to controller 6, and controller 6 is also connected with the level sensor that is arranged at water bag 1 inside.Because gas pumping pipeline 4 is for extracting the methane gas in boring with extraction pump, so need to keep the relative sealing of gas pumping pipeline 4 in extraction process.Be provided with valve in water inlet 3, air inlet port 2 and the outfall 5 for the gas pumping pipeline tailrace of gas pumping pipeline 4 drainings.In order to improve extraction efficiency, level sensor is set for detection of the water level situation in water bag 1 in water bag 1 inside, automatically adjust the switching of each valve according to the water level situation in water bag 1, to realize automatic draining, concrete is as follows:
Fig. 3 is the side structure schematic diagram of the state that discharges water of gas pumping pipeline tailrace in Fig. 1, as shown in Figure 3, at the interior water level of water bag 1, during higher than the first preset height, controller 6 is controlled the valve closing of water inlet 3 successively, the valve opening of air inlet port 2, the valve opening of outfall 5.When water level is during higher than the first preset height, by the valve closing of water inlet 3, continuing to flow into of water in prevention gas pumping pipeline 4, then open air inlet port 2, make the air pressure in water bag 1 consistent with external atmosphere pressure, the valve opening of last outfall 5, the water in water bag 1 is discharged outside water bag 1, realizes the discharge of ponding.
Fig. 2 is the side structure schematic diagram of the water stored state of gas pumping pipeline tailrace in Fig. 1, as shown in Figure 2, at the interior water level of water bag 1, during lower than the second preset height, controller 6 is controlled the valve closing of outfall 5 successively, the valve closing of air inlet port 2, the valve opening of water inlet 3.When water level is during lower than the second preset height, now in water bag 1, carry out water storage, close the valve of air inlet port 2 and outfall 5, open the valve of water inlet 3.
In switching process due to each valve, gas pumping pipeline 4 is isolated with ambient atmosphere all the time, so can carry out all the time gas pumping work in this process.So not only can clear up in time the ponding in gas pumping pipeline 4, reduce the impact of ponding on gas drainage system, in addition in drainage procedure without interrupting gas pumping operation.
The first preset height is greater than the second preset height.For example the first preset height can be set to water bag 1 middle water level at the top of water bag 1, and the second preset height can be set to water level in water bag 1 bottom at water bag 1.
The gas pumping pipeline tailrace that the present embodiment provides, by arranging controlled valve in the air inlet port 2, the water inlet 3 that is connected to gas pumping pipeline 4 bottoms and the outfall 5 that arrange on water bag 1; And the control end of the valve of water inlet 3, air inlet port 2 and outfall 5 is all connected to controller 6, controller 6 is also connected with the level sensor that is arranged at water bag 1 inside; So that at the interior water level of water bag 1 during higher than the first preset height, controller 6 is controlled the valve closing of water inlet 3 successively, the valve opening of air inlet port 2, the valve opening of outfall 5; At the interior water level of water bag 1, during lower than the second preset height, controller 6 is controlled the valve closing of outfall 5 successively, the valve closing of air inlet port 2, the valve opening of water inlet 3.The gas pumping pipeline tailrace that the present embodiment provides can be realized the ponding in automatic release methane gas extraction pipeline.
As technique scheme preferably, controller 6 comprises the motor 61 being placed in outside water bag 1, is connected with motor 61 output shafts the rotating disk 62 being placed on water bag 1 inwall, with the control chip that motor 61 is electrically connected, control chip is electrically connected with level sensor.This control chip can arrange separately for controllers such as single-chip microcomputer, PLC, also can be integrated in motor 61.Control chip reads the water level information in the current water bag 1 that level sensor sends, and judges according to default, controls motor 61 and rotates.Concrete rotating disk 62 can be disc-shape as shown in FIG., can certainly be the disk-like structure of other shapes.
The control end of the valve of water inlet 3 is the first control lever 11 of horizontal direction, one end of the first control lever 11 is connected with the card of rotating disk 62, the valve of water inlet 3 is arranged at the middle part of the first control lever 11, the control end of the valve of air inlet port 2 be arranged at the first control lever 11 be connected with rotating disk 62 end the other end; The control end of the valve of outfall 5 is that the second control lever 12, the second control levers 12 of vertical direction are connected with the card of rotating disk 62 with respect to the one end that connects outfall 5 valves; The output shaft of the first control lever 11 and the second control lever 12 and motor 61 is not all at same straight line.When rotating disk 62 is under the drive of the output shaft of motor 61 when forward backwards rotation, the first control lever 11 and the second control lever 12 will move reciprocatingly accordingly, thereby control the switching of each valve like this.
As technique scheme preferably, the valve of water inlet 3 is the slide block in horizontal direction, is also provided with the horizontal direction chute matching with slide block on the inwall of water bag 1; The valve of air inlet port 2 is floating ball valve, and the control end of floating ball valve is a support bar, and in the time that support bar touches floating ball valve, floating ball valve is opened.Cover or expose the water inlet 3 arranging on water bag 1 thereby slide in slide block horizontal direction, realizing closing or opening of water inlet 3.Support bar is backed down by contact floating ball valve the unlatching that realizes air inlet port 2, and when support bar leaves after floating ball valve, floating ball valve falls, and closes air inlet port 2.
As technique scheme preferably, gas pumping pipeline 4 tailraces also comprise two positive stop strips 13,14 for limiting the link horizontal direction stroke that the first control lever 11 is connected with rotating disk 62; When the control end of the first control lever 11 contacts with respect to the positive stop strip 14 of water inlet 3 valve far-ends, the valve opening of water inlet 3, air inlet port 2; When the control end of the first control lever 11 contacts with respect to the positive stop strip 13 of water inlet 3 valve near-ends, the valve closing of water inlet 3, air inlet port 2.Arranging of two positive stop strips 13,14 can make the accurate switching of controlling water inlet 3, air inlet port 2 of the first control lever 11.
As technique scheme preferably, the length of slide block is less than the spacing between two positive stop strips 13,14.Spacing between two positive stop strips 13,14 be support bar to the movable scope between floating ball valve, the spacing that the length that slide block is set is less than between two positive stop strips 13,14 can ensure switching order between water inlet 3 and air inlet port 2.
As shown in Figure 2 and Figure 3, as technique scheme preferably, the first control lever 11 is positioned at the top of rotating disk 62 and motor 61 output shaft tie points, two positive stop strips 13,14 are symmetrical with respect to rotating disk 62 and motor 61 output shaft tie point horizontal directions; The second control lever 12 is positioned at the below with respect to the first control lever 11 of water inlet 3 valve far-ends.When the position of rotating disk 62 as shown in Fig. 2,3 clockwise rotates, the process for discharging water, the first control lever 11 horizontal directions move to right, and water inlet 3 is closed, and air inlet port 2 is opened, and on the second control lever 12 vertical directions, moves, and outfall 5 is opened.In the time that the position of rotating disk 62 as shown in Fig. 2,3 rotates counterclockwise, be the process of water storage, the second control lever 12 vertical directions move down, and outfall 5 is closed, and the first control lever 11 horizontal directions move to left, and air inlet port 2 is closed, and water inlet 3 is opened.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (5)
1. a gas pumping pipeline tailrace, is characterized in that, comprising: water bag, and the top of described water bag is provided with the air inlet port being in communication with the outside and is connected to the water inlet of gas pumping duct bottom, and the bottom of described water bag is also provided with outfall;
In described water inlet, air inlet port and outfall, be provided with valve, the control end of the valve of described water inlet, air inlet port and outfall is all connected to controller, and described controller is also connected with the level sensor that is arranged at described water bag inside;
When in described water bag, water level is higher than the first preset height, described controller is controlled the valve closing of described water inlet successively, the valve opening of described air inlet port, the valve opening of described outfall;
When in described water bag, water level is lower than the second preset height, described controller is controlled the valve closing of described outfall successively, the valve closing of described air inlet port, the valve opening of described water inlet;
Described the first preset height is greater than described the second preset height;
Described controller comprises the motor being placed in outside described water bag, is connected the rotating disk being placed on described water bag inwall with described motor output shaft, and with the control chip that described motor is electrically connected, described control chip is electrically connected with described level sensor;
The control end of described water inlet valve is the first control lever of horizontal direction, one end of described the first control lever is connected with the card of described rotating disk, the valve of described water inlet is arranged at the middle part of described the first control lever, the control end of the valve of described air inlet port be arranged at described the first control lever be connected with described rotating disk end the other end;
The control end of the valve of described outfall is the second control lever of vertical direction, and described the second control lever is connected with respect to connecting one end of described scupper valve and the card of described rotating disk;
The output shaft of described the first control lever and described the second control lever and described motor is not all at same straight line.
2. gas pumping pipeline tailrace according to claim 1, is characterized in that, the valve of described water inlet is the slide block in horizontal direction, is also provided with the horizontal direction chute matching with described slide block on the inwall of described water bag; The valve of described air inlet port is floating ball valve, and the control end of described floating ball valve is a support bar, and in the time that described support bar touches described floating ball valve, described floating ball valve is opened.
3. gas pumping pipeline tailrace according to claim 2, is characterized in that, described gas pumping pipeline tailrace also comprises two positive stop strips for limiting the link horizontal direction stroke that described the first control lever is connected with described rotating disk; When the control end of described the first control lever contacts with respect to the positive stop strip of described water inlet valve far-end, the valve opening of described water inlet, air inlet port; When the control end of described the first control lever contacts with respect to the positive stop strip of described water inlet valve near-end, the valve closing of described water inlet, air inlet port.
4. gas pumping pipeline tailrace according to claim 3, is characterized in that, the length of described slide block is less than two spacing between described positive stop strip.
5. gas pumping pipeline tailrace according to claim 4, it is characterized in that, described the first control lever is positioned at the top of described rotating disk and described motor output shaft tie point, and two described positive stop strips are symmetrical with respect to described rotating disk and described motor output shaft tie point horizontal direction; Described the second control lever is positioned at the below with respect to described first control lever of described water inlet valve far-end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210404774.1A CN102889098B (en) | 2012-10-22 | 2012-10-22 | Water discharging device of gas extraction pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210404774.1A CN102889098B (en) | 2012-10-22 | 2012-10-22 | Water discharging device of gas extraction pipeline |
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| Publication Number | Publication Date |
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| CN102889098A CN102889098A (en) | 2013-01-23 |
| CN102889098B true CN102889098B (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210404774.1A Active CN102889098B (en) | 2012-10-22 | 2012-10-22 | Water discharging device of gas extraction pipeline |
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| CN106759735B (en) * | 2017-02-24 | 2020-05-19 | 湖南匡为科技有限公司 | Toilet deodorization system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE4140770A1 (en) * | 1991-09-21 | 1993-07-29 | Brieden Karl Bau Beteiligung | Waste water cleaning unit, especially for use underground - comprising cylindrical housing contg. filter element(s) with water level in housing automatically reduced and filter cake removed compressed air when required |
| CN201137504Y (en) * | 2007-11-27 | 2008-10-22 | 余成伟 | Negative-pressure pipeline automatic drainage device |
| CN201513200U (en) * | 2009-10-16 | 2010-06-23 | 李胜祥 | Negative-pressure adjustable low-position water-inflow large-displacement automatic slag discharging and water draining device |
| CN102061939B (en) * | 2009-11-16 | 2012-08-22 | 淮南矿业(集团)有限责任公司 | Automatic drainer |
| CN201635762U (en) * | 2010-04-02 | 2010-11-17 | 刘广顺 | Automatic water drainage device for coal mine gas extraction pipe |
| CN101858227B (en) * | 2010-05-24 | 2011-12-28 | 安徽省皖北煤电集团孟庄煤矿 | Device for intensively and fast draining water in downward drainage drill hole |
| CN102102532A (en) * | 2010-12-29 | 2011-06-22 | 三正集团股份有限公司 | Automatic drainage device for mine gas extraction pipe |
| CN102337921A (en) * | 2011-09-21 | 2012-02-01 | 山东新矿赵官能源有限责任公司 | Gas-water separation, water discharging and slag discharge integrated device for drill hole in gas extraction crossheading drill site |
| CN202467897U (en) * | 2012-02-20 | 2012-10-03 | 安徽五沟煤矿有限责任公司 | High-negative-pressure automatic water discharging device for gas drainage pipeline |
| CN202866891U (en) * | 2012-10-22 | 2013-04-10 | 淮南矿业(集团)有限责任公司 | Water discharging device of gas extraction pipeline |
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