CN211777573U - Gas drainage pipeline cleaning system - Google Patents
Gas drainage pipeline cleaning system Download PDFInfo
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- CN211777573U CN211777573U CN202020358275.3U CN202020358275U CN211777573U CN 211777573 U CN211777573 U CN 211777573U CN 202020358275 U CN202020358275 U CN 202020358275U CN 211777573 U CN211777573 U CN 211777573U
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Abstract
The utility model discloses a gas drainage pipeline cleaning system, which relates to the technical field of coal mine machinery, and comprises a drainage pipeline, a five-way joint device and a deslagging device; the five-way joint device comprises a joint body, a first pipe joint, a second pipe joint, a signal pipe joint, a water pipe joint and an air pipe joint; the first pipe joint is connected with a gas input end of the extraction pipeline, the second pipe joint is provided with a first valve, and a gas output end of the extraction pipeline is provided with a second valve; and a deslagging device is arranged between the first pipe joint and the second valve and is connected with the extraction pipeline. The beneficial effects of the utility model reside in that: the utility model discloses a pipeline is taken out in washing of geomantic omen linkage to water is the carrier, takes out the pipeline through the water discharge of continuous motion, condenses the piece and attaches to the granule on the pipeline inner wall in the convenient clearance pipeline, has solved the clearance problem of taking out pipeline deposit debris, and easy operation, economical and reasonable, the slagging-off effect is obvious.
Description
Technical Field
The utility model relates to a coal mine machinery technical field, concretely relates to gas drainage pipeline clearance system.
Background
In a gas outburst mine, gas extraction is required to ensure the safety of coal roadway tunneling and working face extraction. The gas extraction is to drill a coal seam and a gas gathering area, connect the drill hole on a special pipeline, and extract the gas in the coal seam and a goaf to the ground by using extraction equipment for utilization; or into the total return air flow.
When the mine is drilled and penetrated, a large amount of coal rock particles are accumulated in the extraction pipeline due to long-term use of the extraction pipeline, and some particles are agglomerated and attached to the inner wall of the pipeline to block the extraction pipeline, so that the extraction pipeline cannot be normally used. If the gas is not cleaned, serious consequences such as high-concentration gas overrun can be caused. The diameter of the extraction pipeline is large, if the extraction pipeline is directly flushed by adopting clean water to fill the pipeline, the mine water pressure flushing effect is poor, and particles which are condensed into blocks in the pipeline and attached to the inner wall of the pipeline cannot be cleaned.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a gas drainage pipeline clearance system is provided.
The utility model discloses a following technical means realizes solving above-mentioned technical problem:
the utility model provides a gas extraction pipeline cleaning system, which comprises an extraction pipeline, a five-way joint device and a deslagging device;
the five-way joint device comprises a joint body, a first pipe joint, a second pipe joint, a signal pipe joint, a water pipe joint and an air pipe joint, wherein the first pipe joint and the second pipe joint are respectively arranged on two sides of the joint body, and the signal pipe joint, the water pipe joint and the air pipe joint are arranged at one end of the joint body; the first pipe joint is connected with a gas input end of an extraction pipeline, the second pipe joint is provided with a first valve, and a gas output end of the extraction pipeline is provided with a second valve;
and a deslagging device is arranged between the first pipe joint and the second valve and is connected with the extraction pipeline.
The working principle is as follows: closing the first valve, evacuating gas in an extraction pipeline between the first valve and the second valve by using system negative pressure, closing the second valve to enable the section of the extraction pipeline not to be controlled by the negative pressure, connecting a water pipe joint with a water source, connecting an air pipe joint with a compressed air pipeline, closing a deslagging device, injecting water into the extraction pipeline through the water pipe joint, stopping injecting water into the extraction pipeline after the water is extracted from the signal pipe joint, closing the signal pipeline, connecting the air pipe joint with the compressed air pipeline, supplying air into the extraction pipeline through the compressed air pipeline, pressurizing the extraction pipeline, driving deposited coal and rock particles through wind-water linkage, opening the deslagging device after a period of treatment, discharging water and coal and rock powder particles in the extraction pipeline out of the pipeline, and then closing the compressed air pipeline.
And after the extraction pipeline is cleaned section by section according to the steps, the first valve and the second valve are opened again, and the normal extraction of the system is recovered.
Has the advantages that: the utility model discloses the current valve on the pipeline is taken out in the utilization, adopts the linkage of geomantic omen to wash and takes out the pipeline to water is the carrier, takes out the pipeline through the water discharge of continuous motion, and the granule that condenses the piece and attach to on the pipeline inner wall in the convenient clearance pipeline has solved the clearance problem of taking out the pipeline deposit debris of taking out, and easy operation, economical and reasonable, the slagging-off effect is obvious.
Preferably, the deslagging device comprises a device body, a deslagging port, a slag inlet and an exhaust port, wherein the exhaust port and the deslagging port are respectively located on two sides of the device body, the slag inlet is located at one end of the device body, and the slag inlet is connected with the extraction pipeline.
Preferably, the slag inlet is provided with a third valve, the slag removing port is provided with a fourth valve, the exhaust port is provided with an exhaust joint, and the section of the exhaust joint is L-shaped.
The working principle is as follows: closing the first valve, evacuating gas in an extraction pipeline between the first valve and the second valve by using system negative pressure, closing the second valve to enable the section of the extraction pipeline not to be controlled by the negative pressure, connecting a water pipe joint with a water source, connecting an air pipe joint with a compressed air pipeline, closing a third valve, opening a fourth valve, injecting water into the extraction pipeline through the water pipe joint, stopping injecting water into the extraction pipeline after the water is extracted from the signal pipe joint, closing the signal pipeline, connecting the air pipe joint with the compressed air pipeline, supplying air into the extraction pipeline through the compressed air pipeline, pressurizing the extraction pipeline, driving deposited coal particles by air-water linkage, opening a deslagging device after a period of treatment, exhausting water and coal powder particles in the extraction pipeline out of the pipeline, and then closing the compressed air pipeline.
Has the advantages that: by closing the third valve and opening the fourth valve, the pressure in the slag removing device is balanced with the external pressure, the slag removing device is prevented from being in a negative pressure state, and the coal rock powder particles in the pipeline are prevented from blocking the slag removing device.
Preferably, one end of the signal tube is provided with a plug.
Preferably, the number of the deslagging devices on the extraction pipeline is 2, and the deslagging device comprises a first deslagging device and a second deslagging device.
Preferably, the first deslagging device is connected with the extraction pipeline through a first three-way joint, and three end parts of the first three-way joint are respectively connected with the slag inlet of the first deslagging device, the second valve and one end of the extraction pipeline.
Preferably, the second deslagging device is connected with the extraction pipeline through a second tee joint, and three end parts of the second tee joint are respectively connected with the slag inlet of the second deslagging device, the first pipe joint and one end of the extraction pipeline.
Preferably, one end of the connector body is provided with a connecting plate, and the signal pipe connector, the water pipe connector and the air pipe connector are distributed on the connecting plate.
Preferably, the water pipe joint is located between the signal pipe joint and the air pipe joint.
Preferably, the axis of water pipe head is perpendicular with the plane of connecting plate place, the axis of signal coupling and the contained angle between the axis of water pipe head are 45 degrees, the axis of tuber pipe joint and the contained angle between the axis of water pipe head are 45 degrees.
Has the advantages that: under the condition of the same installation position, the space between the water pipe connector and the signal pipe connector can be increased, the space between the water pipe connector and the air pipe connector is increased, the connection between the water pipe connector and a water source is facilitated, the connection between the air pipe connector and an air pressing pipeline is facilitated, and the interference between the water source and the air pressing pipeline is reduced.
The utility model discloses a theory of operation: closing the first valve, evacuating gas in an extraction pipeline between the first valve and the second valve by using system negative pressure, closing the second valve to enable the section of the extraction pipeline not to be controlled by the negative pressure, connecting a water pipe joint with a water source, connecting an air pipe joint with a compressed air pipeline, closing a deslagging device, injecting water into the extraction pipeline through the water pipe joint, stopping injecting water into the extraction pipeline after the water is extracted from the signal pipe joint, closing the signal pipeline, connecting the air pipe joint with the compressed air pipeline, supplying air into the extraction pipeline through the compressed air pipeline, pressurizing the extraction pipeline, driving deposited coal and rock particles through wind-water linkage, opening the deslagging device after a period of treatment, discharging water and coal and rock powder particles in the extraction pipeline out of the pipeline, and then closing the compressed air pipeline.
And after the extraction pipeline is cleaned section by section according to the steps, the first valve and the second valve are opened again, and the normal extraction of the system is recovered.
The utility model has the advantages that: the utility model discloses the current valve on the pipeline is taken out in the utilization, adopts the linkage of geomantic omen to wash and takes out the pipeline to water is the carrier, takes out the pipeline through the water discharge of continuous motion, and the granule that condenses the piece and attach to on the pipeline inner wall in the convenient clearance pipeline has solved the clearance problem of taking out the pipeline deposit debris of taking out, and easy operation, economical and reasonable, the slagging-off effect is obvious.
Drawings
FIG. 1 is a schematic structural view of a gas extraction pipeline cleaning system in the embodiment of the utility model;
fig. 2 is a schematic structural diagram of a five-way connection device in an embodiment of the present invention;
FIG. 3 is a schematic structural view of a deslagging device in the embodiment of the utility model;
in the figure: an extraction pipeline 11; a first valve 12; a second valve 13; a joint body 21; a first pipe joint 22; a second pipe joint 23; a signal tube connector 24; a water pipe joint 25; an air duct joint 26; a connecting plate 27; a first three-way joint 31; a second three-way joint 32; a device body 41; a slag inlet 42; a third valve 43; a slag removal port 44; a fourth valve 45; an exhaust port 46; an exhaust joint 47; the direction of the arrow in the figure is the gas flow direction.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
A gas extraction pipeline cleaning system comprises an extraction pipeline 11, a five-way joint device and a deslagging device, wherein the gas extraction pipeline is shown in figure 1;
before gas extraction, the extraction pipeline 11 in the prior art is used for dividing the extraction pipeline 11 into sections of about 200-300 m, and a five-way connecting device and a deslagging device are installed on the extraction pipeline 11.
As shown in fig. 1 and 2, the five-way connection device includes a connector body 21, a first pipe joint 22, a second pipe joint 23, a signal pipe joint 24, a water pipe joint 25, an air pipe joint 26, a connection plate 27 and a plug, wherein the first pipe joint 22 and the second pipe joint 23 are respectively installed on two sides of the connector body 21, the connection plate 27 is installed on one end of the connector body 21, the connection plate 27 is installed in the prior art, the signal pipe joint 24, the water pipe joint 25 and the air pipe joint 26 are respectively installed on the connection plate 27, the signal pipe joint 24 is located between the signal pipe joint 24 and the air pipe joint 26, the axis of the water pipe joint 25 is perpendicular to the plane of the connection plate 27, the included angle between the axis of the signal pipe joint 24 and the axis of the water pipe joint 25 is 45 degrees, and the included angle between the axis of the air.
The first pipe joint 22 is connected with a gas input end of the extraction pipeline 11 through a flange plate, the first valve 12 is installed on the second pipe joint 23, and the second valve 13 is installed at a gas output end of the extraction pipeline 11.
A three-way joint is arranged between the first pipe joint 22 and the second valve 13, the three-way joint is arranged on the extraction pipeline 11 through a flange plate, and the three-way joint is connected with a deslagging device. As shown in fig. 3, the deslagging device includes a device body 41, a deslagging port 44, a slag inlet 42 and an exhaust port 46, the cross section of the device body 41 is T-shaped, the exhaust port 46 and the deslagging port 44 are respectively located at two sides of the device body 41, the slag inlet 42 is located at one end of the device body 41, the slag inlet 42 is connected with one end of a three-way joint, a third valve 43 is installed on the slag inlet 42, a fourth valve 45 is installed on the deslagging port 44, an exhaust joint 47 is installed on the exhaust port 46, the cross section of the exhaust joint 47 is L-shaped, and a plug is installed at the end of the signal pipe joint 24 away from the connecting plate 27.
In order to increase the deslagging efficiency, the number of the deslagging devices in the embodiment is 2, each deslagging device comprises a first deslagging device and a second deslagging device, the number of the three-way joints is 2, the first deslagging device is connected with the extraction pipeline 11 through a first three-way joint 31, each three-way joint comprises a first three-way joint 31 and a second three-way joint 32, three end portions of the first three-way joint 31 are respectively connected with a deslagging inlet 42 of the first deslagging device, a second valve 13 and one end of the extraction pipeline 11, the second deslagging device is connected with the extraction pipeline 11 through a second three-way joint 32, and three end portions of the second three-way joint 32 are respectively connected with a deslagging inlet 42 of the second deslagging device, the first pipe joint 22 and one end of the extraction pipeline 11.
The working principle of the embodiment is as follows: closing the first valve 12, evacuating gas in the extraction pipeline 11 between the first valve 12 and the second valve 13 by using system negative pressure, closing the second valve 13 to enable the section of the extraction pipeline 11 not to be controlled by the negative pressure, connecting the water pipe connector 25 with a water source, connecting the air pipe connector 26 with a compressed air pipeline, closing the third valve 43, opening the fourth valve 45, injecting water into the extraction pipeline 11 through the water pipe connector 25, stopping injecting water into the extraction pipeline 11 after the water is discharged from the signal pipe connector 24, closing the signal pipeline, connecting the air pipe connector 26 with the compressed air pipeline, supplying air into the extraction pipeline 11 through the compressed air pipeline, pressurizing the extraction pipeline 11, driving deposited coal particles through air-water linkage, after a period of treatment, opening a deslagging device, discharging the water and the coal powder particles in the extraction pipeline 11 out of the pipe, and then closing the compressed air pipeline.
The beneficial effects of the embodiment are that: the utility model discloses the current valve on the pipeline 11 is taken out in the utilization, adopts the linkage of geomantic omen to wash and takes out pipeline 11 to water is the carrier, takes out pipeline 11 through the water discharge of continuous motion, and the granule that condenses the piece and attach to on the pipeline inner wall in the convenient clearance pipeline has solved the clearance problem of taking out 11 deposit debris of pipeline, and easy operation, economical rationality, slagging-off effect are obvious.
By closing the third valve 43 and opening the fourth valve 45, the pressure in the slag removing device is balanced with the external pressure, the slag removing device is prevented from being in a negative pressure state, and the coal rock powder particles in the pipeline are prevented from blocking the slag removing device.
Under the condition of the same installation position, the space between the water pipe connector 25 and the signal pipe connector 24 can be increased, the space between the water pipe connector 25 and the air pipe connector 26 is increased, the connection between the water pipe connector 25 and a water source is facilitated, the connection between the air pipe connector 26 and an air pressure pipeline is facilitated, and the interference between the water source and the air pressure pipeline is reduced.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a gas drainage pipeline clearance system which characterized in that: comprises an extraction pipeline, a five-way joint device and a deslagging device;
the five-way joint device comprises a joint body, a first pipe joint, a second pipe joint, a signal pipe joint, a water pipe joint and an air pipe joint, wherein the first pipe joint and the second pipe joint are respectively arranged on two sides of the joint body, and the signal pipe joint, the water pipe joint and the air pipe joint are arranged at one end of the joint body; the first pipe joint is connected with a gas input end of an extraction pipeline, the second pipe joint is provided with a first valve, and a gas output end of the extraction pipeline is provided with a second valve;
and a deslagging device is arranged between the first pipe joint and the second valve and is connected with the extraction pipeline.
2. The gas extraction pipeline cleaning system according to claim 1, characterized in that: the deslagging device comprises a device body, a deslagging port, a slag inlet and an exhaust port, wherein the exhaust port and the deslagging port are respectively located on two sides of the device body, the slag inlet is located at one end of the device body, and the slag inlet is connected with an extraction pipeline.
3. The gas extraction pipeline cleaning system according to claim 2, characterized in that: the slag inlet is provided with a third valve, the deslagging port is provided with a fourth valve, the exhaust port is provided with an exhaust joint, and the section of the exhaust joint is L-shaped.
4. The gas extraction pipeline cleaning system according to claim 1, characterized in that: and one end of the signal tube is provided with a plug.
5. The gas extraction pipeline cleaning system according to claim 1, characterized in that: the number of the deslagging devices on the extraction pipeline is 2, and the deslagging device comprises a first deslagging device and a second deslagging device.
6. The gas extraction pipeline cleaning system according to claim 5, characterized in that: the first deslagging device is connected with the extraction pipeline through a first three-way joint, and three end parts of the first three-way joint are respectively connected with the slag inlet of the first deslagging device, the second valve and one end of the extraction pipeline.
7. The gas extraction pipeline cleaning system according to claim 5, characterized in that: the second deslagging device is connected with the extraction pipeline through a second three-way joint, and three end parts of the second three-way joint are respectively connected with a deslagging inlet of the second deslagging device, the first pipe joint and one end of the extraction pipeline.
8. The gas extraction pipeline cleaning system according to claim 1, characterized in that: the connector comprises a connector body and is characterized in that a connecting plate is arranged at one end of the connector body, and a signal pipe connector, a water pipe connector and an air pipe connector are distributed on the connecting plate.
9. The gas extraction pipeline cleaning system according to claim 8, characterized in that: the water pipe joint is positioned between the signal pipe joint and the air pipe joint.
10. The gas extraction pipeline cleaning system according to claim 9, characterized in that: the axis of water pipe head is perpendicular with the plane of connecting plate place, the contained angle between the axis of signal coupling and the axis of water pipe head is 45 degrees, the contained angle between the axis of air hose joint and the axis of water pipe head is 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020358275.3U CN211777573U (en) | 2020-03-20 | 2020-03-20 | Gas drainage pipeline cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020358275.3U CN211777573U (en) | 2020-03-20 | 2020-03-20 | Gas drainage pipeline cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211777573U true CN211777573U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020358275.3U Active CN211777573U (en) | 2020-03-20 | 2020-03-20 | Gas drainage pipeline cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211777573U (en) |
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2020
- 2020-03-20 CN CN202020358275.3U patent/CN211777573U/en active Active
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