CN215860299U - Coal mine gas drainage drainer - Google Patents

Abstract

The utility model belongs to the technical field of coal mine extraction equipment, and discloses a coal mine gas extraction water drainer which is technically characterized in that: including taking out the drainage pipe, take out drainage pipe diapire intercommunication has the drain pipe, the drain pipe is kept away from the one end intercommunication of taking out the drainage pipe and is had the drain tank, the solenoid valve is installed to the drain tank bottom, return-air mechanism is installed to the drain tank roof, return-air mechanism is including muffler and automatic exhaust mechanism, muffler one end and drain tank intercommunication, the muffler other end with take out drainage pipe top wall intercommunication, automatic exhaust mechanism is connected with the muffler, the inside automatic mechanism that drains that is provided with and drain pipe mutually supported of drain tank, the drain tank lateral wall is provided with scrapes wall mechanism, it includes rotation part and control part to scrape wall mechanism, the rotation part is connected with the drain tank inner wall, the control part is connected with the drain tank lateral wall.

Description

Coal mine gas drainage drainer

Technical Field

The utility model relates to the technical field of coal mine extraction equipment, in particular to a coal mine gas extraction water drainer.

Background

In the gas drainage process, liquid water and coal slime in the coal rock stratum inevitably flow into a drainage pipeline by means of self weight and negative pressure. Due to the temperature difference effect, gaseous water in the pipeline can be condensed into liquid water, the effective section of a local pipeline is obviously reduced due to the increase of the water amount, and even the pumping and discharging pipeline is blocked, so that the pumping and discharging effect is seriously influenced. Therefore, the problem of water blockage in the field drainage process is very prominent, and the key equipment for solving the problem of water blockage is the water drainage device. The prior water drainage device for coal mines mainly comprises a manual water drainage device and an automatic water drainage device.

The water drainer can store water when in use and carry a certain amount of coal slime, the coal slime adheres to the inner wall of the water drainer to influence the use effect of the water drainer, and when the water drainer collects water in the extraction pipe, gas in the extraction pipe can not be conveniently discharged after overflowing into the water drainer.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a coal mine gas extraction water drainer to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a colliery gas drainage drainer, is including taking out the drainage pipe, it has the drain pipe to take out drainage pipe diapire intercommunication, the drain pipe is kept away from the one end intercommunication of taking out the drainage pipe and is had the drain tank, the solenoid valve is installed to the drain tank bottom, air return mechanism is installed to the drain tank roof, air return mechanism is including muffler and automatic exhaust mechanism, muffler one end and drain tank intercommunication, the muffler other end and the drainage pipe top wall intercommunication, automatic exhaust mechanism is connected with the muffler, the inside automatic mechanism that drains that mutually supports with the drain pipe that is provided with of drain tank, the drain tank lateral wall is provided with scrapes wall mechanism, it includes rotation portion and control part to scrape wall mechanism, the rotation portion is connected with the drain tank inner wall, the control part is connected with the drain tank lateral wall.

As a further scheme of the utility model: the automatic exhaust mechanism comprises a mounting frame fixedly mounted on the inner top wall of the water discharging box, a plurality of groups of air return holes are formed in the surface of the air return pipe, a sealing air bag is fixedly mounted on the side wall of the mounting frame, and the side wall of the sealing air bag is closely attached to the air return holes.

As a further scheme of the utility model: the water draining box is characterized in that a control plate is slidably mounted on the inner top wall of the water draining box, a sealing gasket matched with the water draining pipe is fixedly mounted on the surface of the control plate, and the control plate is connected with a control assembly.

As a further scheme of the utility model: the control assembly comprises a fixed frame fixedly installed on the inner top wall of the water discharging tank, a sliding rod is fixedly installed on the surface of the fixed frame and is connected with the control panel in a sliding mode, and a spring fixedly connected with the control panel and surrounding the sliding rod is fixedly installed on the surface of the fixed frame.

As a further scheme of the utility model: the rotating part is including the annular that the drain tank inner wall was seted up, slidable mounting has the slip ring in the annular, slip ring fixedly connected with connecting block, the both sides wall difference fixed mounting that the connecting block was carried on the back mutually has the cleaning rod, the cleaning rod surface is provided with evenly distributed's the soft brush of hugging closely the drain tank inner wall, the slip ring is connected with control portion mutually.

As a still further scheme of the utility model: the control part comprises an annular sliding groove formed in the surface of the water discharging box, a sliding block is arranged in the sliding groove in a sliding mode, the sliding block is fixedly connected with a first magnetic block, and a second magnetic block matched with the first magnetic block is fixedly arranged in the sliding ring.

Compared with the prior art, the utility model has the beneficial effects that: through setting up by the mounting bracket, the return air hole, the automatic exhaust mechanism that sealed gasbag constitutes mutually supports with the muffler, can be convenient carry the gas in the drain tank to take out and adopt in the pipe, through setting up by the annular, the slip ring, the connecting block, the rotating part that the scavenging lever is constituteed and by the spout, the sliding block, first magnetic block, the control part that second magnetic block constitutes mutually supports, can be convenient carry out efficient clearance to adnexed coal slime on the drain tank inner wall, solved current water drainer not only can store water when using, and can carry a quantitative coal slime, the coal slime adheres to and influences the result of use of water drainer on the drainer inner wall, and when water drainer is collecting the water in taking out and adopting the pipe, the gas in the pipe of taking out also is the unable convenient problem of discharging of overflowing in the drainer.

Drawings

Fig. 1 is a schematic structural diagram of a coal mine gas extraction water drainage device.

Fig. 2 is an enlarged schematic view of a in fig. 1.

Fig. 3 is an enlarged structural diagram of B in fig. 1.

Wherein: the drainage system comprises a drainage pipe 1, a drainage pipe 2, a water discharging tank 3, an air return mechanism 4, an air return pipe 41, an automatic exhaust mechanism 42, a mounting frame 421, an air return hole 422, a sealing air bag 423, an automatic water discharging mechanism 5, a control plate 51, a sealing gasket 52, a control assembly 6, a fixing frame 61, a sliding rod 62, a spring 63, a wall scraping mechanism 7, a rotating part 71, an annular groove 711, a sliding ring 712, a connecting block 713, a cleaning rod 714, a soft brush 715, a control part 72, a sliding groove 721, a sliding block 722, a first magnetic block 723, a second magnetic block 724 and an electromagnetic valve 8.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, a structure diagram of a coal mine gas extraction drainage device provided for an embodiment of the present invention includes an extraction pipe 1, a drainage pipe 2 is connected to a bottom wall of the extraction pipe 1, a drainage tank 3 is connected to one end of the drainage pipe 2 away from the extraction pipe 1, an electromagnetic valve 8 is installed at a bottom of the drainage tank 3, an air return mechanism 4 is installed at a top wall of the drainage tank 3, the air return mechanism 4 includes an air return pipe 41 and an automatic exhaust mechanism 42, one end of the air return pipe 41 is connected to the drainage tank 3, the other end of the air return pipe 41 is connected to a top wall of the extraction pipe 1, the automatic exhaust mechanism 42 is connected to the air return pipe 41, an automatic drainage mechanism 5 which is matched with the drainage pipe 2 is installed inside the drainage tank 3, a wall scraping mechanism 7 is installed on a side wall of the drainage tank 3, the wall scraping mechanism 7 includes a rotation portion 71 and a control portion 72, the rotation portion 71 is connected to an inner wall of the drainage tank 3, the control part 72 is connected with the outer side wall of the water discharge tank 3, when the coal slime cleaning device is used, water in the drainage pipe 1 is collected in the drainage pipe 2, after the water in the drainage pipe 2 is collected to a certain weight, the automatic water discharge mechanism 5 is started under the action of gravity, then the water in the drainage pipe 2 is collected in the drainage tank 3, when gas in the drainage pipe 1 reaches a certain degree, so that the pressure inside the drainage tank 3 is increased, the automatic exhaust mechanism 42 can automatically control the gas return pipe 41 to be opened, then the gas in the drainage tank 3 is conveyed back to the interior of the drainage pipe 1 again, after the drainage tank 3 is used for a certain time, the control part 72 drives the rotating part 71 to rotate on the inner wall of the drainage tank 3, and then the coal slime attached to the inner wall of the drainage tank 3 can be efficiently cleaned.

As shown in fig. 1 and 2, as a preferred embodiment of the present invention, the automatic exhaust mechanism 42 includes a mounting frame 421 fixedly mounted on an inner top wall of the water discharging tank 3, a plurality of sets of air return holes 422 are formed on a surface of the air return pipe 41, a sealing air bag 423 is fixedly mounted on a side wall of the mounting frame 421, a side wall of the sealing air bag 423 is closely attached to the air return holes 422, when the air discharging tank is in use, the sealing air bag 423 closely attached to the air return holes 422 to cause the air return holes 422 to be in a sealing state, when an internal air pressure of the water discharging tank 3 is increased, the sealing air bag 423 is reduced in volume to be separated from the air return holes 422 to open the air return holes 422, and the gas in the water discharging tank 3 can be conveniently delivered back to the extraction pipe 1 through the air return holes 422.

As shown in fig. 2, as a preferred embodiment of the present invention, a control plate 51 is slidably mounted on an inner top wall of the drain tank 3, a sealing gasket 52 that is engaged with the drain pipe 2 is fixedly mounted on a surface of the control plate 51, the control plate 51 is connected to the control assembly 6, when the control plate 51 is used, the sealing gasket 52 is engaged with the drain pipe 2 to seal the drain pipe 2, and when the accumulated water in the drain pipe 2 reaches a certain weight, the control assembly 6 is started to separate the sealing gasket 52 from the drain pipe 2, so that the accumulated water in the drain pipe 2 is drained into the drain tank 3.

As shown in fig. 2, as a preferred embodiment of the present invention, the control assembly 6 includes a fixed frame 61 fixedly installed on an inner top wall of the water discharging tank 3, a sliding rod 62 is fixedly installed on a surface of the fixed frame 61, the sliding rod 62 is slidably connected with the control plate 51, and a spring 63 fixedly connected with the control plate 51 around the sliding rod 62 is fixedly installed on a surface of the fixed frame 61.

As shown in fig. 1 and fig. 3, as a preferred embodiment of the present invention, the rotating portion 71 includes a ring groove 711 formed in an inner wall of the water discharge tank 3, a sliding ring 712 is slidably installed in the ring groove 711, the sliding ring 712 is fixedly connected to a connecting block 713, cleaning rods 714 are respectively and fixedly installed on two opposite side walls of the connecting block 713, soft brushes 715 uniformly distributed and tightly attached to the inner wall of the water discharge tank 3 are disposed on the surface of the cleaning rods 714, and the sliding ring 712 is connected to the control portion 72.

As shown in fig. 1 and fig. 3, as a preferred embodiment of the present invention, the control portion 72 includes an annular sliding slot 721 opened on the surface of the water discharging tank 3, a sliding block 722 is slidably installed in the sliding slot 721, the sliding block 722 is fixedly connected with a first magnetic block 723, and a second magnetic block 724 matched with the first magnetic block 723 is fixedly installed in the sliding ring 712.

The working principle of the utility model is as follows: when using, take out the water in the extraction pipe 1 and collect in drain pipe 2, after the water in drain pipe 2 collects certain weight, start automatic water discharge mechanism 5 under the action of gravity and then collect the drain tank 3 with the water in the drain pipe 2 in, when the gas in taking out the extraction pipe 1 reaches certain degree and makes the inside pressure increase of drain tank 3, can open and then send back the gas in the drain tank 3 to take out the extraction pipe 1 inside again through automatic exhaust mechanism 42 by automatic control muffler 41, after the drain tank 3 used for a certain time, drive rotating part 71 through control part 72 and rotate on the inner wall of drain tank 3 and then can carry out efficient clearance to adnexed coal slime on the drain tank 3 inner wall.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (6)

1. The utility model provides a colliery gas drainage drainer, is including taking out the drainage pipe, it has the drain pipe to take out drainage pipe diapire intercommunication, the drain pipe is kept away from the one end intercommunication of taking out the drainage pipe and is had the drain tank, the solenoid valve is installed to the drain tank bottom, a serial communication port, air return mechanism is installed to the drain tank roof, air return mechanism is including muffler and automatic exhaust mechanism, muffler one end and drain tank intercommunication, the muffler other end with take out drainage pipe top wall intercommunication, automatic exhaust mechanism is connected with the muffler, the inside automatic mechanism that drains that is provided with and mutually supports of drain pipe of drain tank, the drain tank lateral wall is provided with scrapes wall mechanism, it includes rotation part and control part to scrape wall mechanism, the rotation part is connected with the drain tank inner wall, the control part is connected with the drain tank lateral wall.

2. The coal mine gas extraction water drainer according to claim 1, wherein the automatic exhaust mechanism comprises a mounting frame fixedly mounted on an inner top wall of the water drainage tank, a plurality of groups of air return holes are formed in the surface of the air return pipe, a sealing air bag is fixedly mounted on a side wall of the mounting frame, and the side wall of the sealing air bag is closely attached to the air return holes.

3. The coal mine gas extraction water drainer according to claim 1, wherein a control panel is slidably mounted on an inner top wall of the water drainage tank, a sealing gasket matched with the water drainage pipe is fixedly mounted on the surface of the control panel, and the control panel is connected with a control assembly.

4. The coal mine gas extraction water drainer according to claim 3, wherein the control assembly comprises a fixed frame fixedly mounted on the inner top wall of the water drainage tank, a sliding rod is fixedly mounted on the surface of the fixed frame, the sliding rod is slidably connected with the control plate, and a spring fixedly connected with the control plate around the sliding rod is fixedly mounted on the surface of the fixed frame.

5. The coal mine gas extraction drainage device according to claim 1, wherein the rotating portion comprises an annular groove formed in the inner wall of the drainage box, a sliding ring is slidably mounted in the annular groove, the sliding ring is fixedly connected with a connecting block, two opposite side walls of the connecting block are respectively and fixedly provided with a sweeping rod, soft brushes which are uniformly distributed and tightly attached to the inner wall of the drainage box are arranged on the surface of the sweeping rod, and the sliding ring is connected with the control portion.

6. The coal mine gas extraction water drainer according to claim 5, wherein the control portion comprises an annular sliding groove formed in the surface of the water drainage tank, a sliding block is slidably mounted in the sliding groove, the sliding block is fixedly connected with a first magnetic block, and a second magnetic block matched with the first magnetic block is fixedly mounted in the sliding groove.

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