CN219910873U

CN219910873U - Negative pressure drainer of coal mine gas extraction pipe

Info

Publication number: CN219910873U
Application number: CN202321255824.4U
Authority: CN
Inventors: 程健; 牛磊; 黄双虎
Original assignee: Jiyuan Dadi Communication Technology Co ltd
Current assignee: Jiyuan Dadi Communication Technology Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-10-27
Anticipated expiration: 2033-05-23

Abstract

The utility model discloses a negative pressure water drainage device of a coal mine gas extraction pipe, which comprises a water drainage tank, a water drainage pipe, an air return pipe and a water drainage pipe, wherein the top of the water drainage tank is communicated with the bottom of the water drainage pipe, two sides of the top of the water drainage tank are communicated with the bottom of the air return pipe, the top of the water drainage pipe is communicated with the bottom of the water drainage tank, and an electric telescopic rod is fixedly connected to the right side of the bottom of the water drainage tank. According to the utility model, the electric telescopic rod is arranged, and the electric telescopic rod is started to drive the cleaning assembly to continuously move up and down to clean the coal slime blocked in the water drain pipe, so that the problem that the water-proof amount is reduced due to the fact that a water drain hole formed in the bottom of the water-proof device is lack of a cleaning structure although the inner wall of the water drain device can be cleaned to prevent the coal slime from being attached to the inner wall of the water drain device is solved, and the effect of being convenient for cleaning the water drain hole is achieved.

Description

Negative pressure drainer of coal mine gas extraction pipe

Technical Field

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

Background

In the gas drainage process, liquid water and coal slime in a coal stratum inevitably flow into a drainage pipeline by dead weight and negative pressure, and due to the temperature difference effect, gaseous water in the pipeline can be condensed into liquid water, and the increase of the water quantity can cause the obvious reduction of the effective section of a local pipeline and even block the drainage pipeline, so that the drainage effect is seriously influenced. Therefore, the water blocking problem is very prominent in the field drainage process, and the key equipment for solving the water blocking problem is a water drainage device, and the water drainage device for the coal mine at present mainly comprises a manual water drainage device and an automatic water drainage device.

For example, application number: the utility model discloses a CN202121896022.2, which belongs to the technical field of coal mine extraction equipment and discloses a coal mine gas extraction drainer, and the technical key points are as follows: including taking out the production pipe, take out the production pipe bottom wall intercommunication has the drain pipe, the drain pipe is kept away from the one end intercommunication of taking out the production 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 and take out production pipe roof wall intercommunication, automatic exhaust mechanism is connected with the muffler, the inside automatic mechanism that drains that is provided with mutually supporting with the drain pipe of drain tank, the drain tank lateral wall is provided with scrapes wall mechanism, scrape wall mechanism including rotation part and control portion, rotation part is connected with the drain tank inner wall, control portion is connected with the drain tank lateral wall.

Based on the retrieval of the above patent and the discovery of the equipment in the prior art, when the equipment is used, although the equipment can be used for solving the problem that the water draining device can store water and carry a certain amount of coal slime when in use, the coal slime is attached to the inner wall of the water draining device to influence the use effect of the water draining device, and when the water draining device is used for collecting water in a drainage pipe, gas in the drainage pipe overflows into the water draining device to be discharged conveniently, in the use process, although the inner wall of the water draining device can be cleaned, the coal slime is prevented from being attached to the inner wall of the water draining device, the water draining hole arranged at the bottom of the water draining device is lack of a cleaned structure, and the water draining hole is easy to be blocked for a long time to reduce the waterproof amount.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide the negative pressure water drainage device of the coal mine gas extraction pipe, which has the advantage of being convenient for cleaning the water drainage port, and solves the problems that the water drainage port is easy to be blocked and the waterproof amount is reduced due to the lack of a cleaning structure in the water drainage port arranged at the bottom of the water drainage device although the inner wall of the water drainage device can be cleaned and the coal slime is prevented from adhering to the inner wall of the water drainage device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a colliery gas drainage pipe negative pressure drainer, includes drain tank, drain pipe, muffler and drain pipe, the top of drain tank is linked together with the bottom of drain pipe, the both sides at drain tank top are linked together with the bottom of muffler, the top of drain pipe is linked together with the bottom of drain tank, the right side fixedly connected with electric telescopic handle at drain tank bottom, electric telescopic handle's output has the drive plate through pivot swing joint, the left side at drive plate top is provided with the clearance subassembly, guiding fixed establishment has been seted up on the right side at drive plate top.

Preferably, the cleaning assembly comprises a motor and a threaded rod, and the bottom of the threaded rod is fixedly connected with the output end of the motor.

As the preferable mode of the utility model, the guiding fixing mechanism comprises a guiding hole, the inner wall of the guiding hole is connected with a sliding rod in a sliding way, the right side of the bottom of the water discharge tank is fixedly connected with a screw sleeve, and the top of the sliding rod is connected with the inner wall of the screw sleeve in a threaded way.

As preferable in the utility model, the bottom of the threaded rod is fixedly connected with a protective cover, and the protective cover is arranged in a truncated cone shape.

As the preferable mode of the utility model, the bottom of the right side of the motor is fixedly connected with a mounting plate, and the mounting plate is fixedly connected with a transmission plate through bolts.

As the preferable mode of the utility model, the bottom of the sliding rod is fixedly connected with a force application disc, and the force application disc is made of stainless steel.

As the preferable mode of the utility model, the surface of the force application disc is provided with the anti-skid stripes, and the anti-skid stripes are provided with a plurality of annular equidistant distribution.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the electric telescopic rod is arranged, and the electric telescopic rod is started to drive the cleaning assembly to continuously move up and down to clean the coal slime blocked in the water drain pipe, so that the problem that the water-proof amount is reduced due to the fact that a water drain hole formed in the bottom of the water-proof device is lack of a cleaning structure although the inner wall of the water drain device can be cleaned to prevent the coal slime from being attached to the inner wall of the water drain device is solved, and the effect of being convenient for cleaning the water drain hole is achieved.

2. The cleaning assembly is convenient for a user to start the motor, so that the motor drives the threaded rod to continuously rotate, then the user can start the electric telescopic rod again to drive the transmission plate to continuously move up and down, and then the transmission plate can drive the threaded rod which continuously rotates to move up and down, so that coal slime blocked by the inner wall of the water discharge pipe is cleaned.

3. The guide fixing mechanism is arranged, so that a user can conveniently insert the sliding rod into the guide hole in the process of corresponding the threaded rod to the bottom of the water drain pipe, then the user rotates the transmission plate until the top of the sliding rod can be contacted with the threaded sleeve, the user inserts the sliding rod into the threaded sleeve and rotates the sliding rod, the sliding rod is in threaded connection with the threaded sleeve, then the transmission plate is fixed, and the threaded rod on the transmission plate corresponds to the bottom of the water drain pipe.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an exploded view of the components of the drive plate of the present utility model;

fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a water discharge tank; 2. a drain pipe; 3. an air return pipe; 4. a water drain pipe; 5. an electric telescopic rod; 6. a drive plate; 7. cleaning the assembly; 71. a motor; 72. a threaded rod; 8. a guide fixing mechanism; 81. a guide hole; 82. a slide bar; 83. a screw sleeve; 9. a protective cover; 10. a mounting plate; 11. a force application plate; 12. and (5) anti-skid stripes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 3, the negative pressure drainer of the coal mine gas extraction pipe provided by the utility model comprises a water discharge tank 1, a water discharge pipe 2, an air return pipe 3 and a water discharge pipe 4, wherein the top of the water discharge tank 1 is communicated with the bottom of the water discharge pipe 2, two sides of the top of the water discharge tank 1 are communicated with the bottom of the air return pipe 3, the top of the water discharge pipe 4 is communicated with the bottom of the water discharge tank 1, the right side of the bottom of the water discharge tank 1 is fixedly connected with an electric telescopic rod 5, the output end of the electric telescopic rod 5 is movably connected with a transmission plate 6 through a shaft pin, the left side of the top of the transmission plate 6 is provided with a cleaning assembly 7, and the right side of the top of the transmission plate 6 is provided with a guiding and fixing mechanism 8.

Referring to fig. 1 to 3, the cleaning assembly 7 includes a motor 71 and a threaded rod 72, and the bottom of the threaded rod 72 is fixedly connected to the output end of the motor 71.

As a technical optimization scheme of the utility model, through arranging the cleaning component 7, a user can conveniently start the motor 71, so that the motor 71 drives the threaded rod 72 to continuously rotate, then the user can start the electric telescopic rod 5 again to drive the transmission plate 6 to continuously move up and down, and then the transmission plate 6 can drive the continuously rotating threaded rod 72 to move up and down, so that the coal slime blocked by the inner wall of the water discharge pipe 4 is cleaned.

Referring to fig. 1 to 3, the guide fixing mechanism 8 includes a guide hole 81, a slide bar 82 is slidably connected to an inner wall of the guide hole 81, a screw sleeve 83 is fixedly connected to a right side of a bottom of the drain tank 1, and a top of the slide bar 82 is screw-connected to an inner wall of the screw sleeve 83.

As a technical optimization scheme of the utility model, by arranging the guide fixing mechanism 8, a user is convenient to insert the sliding rod 82 into the guide hole 81 firstly in the process of corresponding the threaded rod 72 to the bottom of the water drain pipe 4, then the user rotates the transmission plate 6 until the top of the sliding rod 82 can be contacted with the threaded sleeve 83, the user inserts the sliding rod 82 into the threaded sleeve 83 and rotates the sliding rod 82, the sliding rod 82 is in threaded connection with the threaded sleeve 83, then the transmission plate 6 is fixed, and at the moment, the threaded rod 72 on the transmission plate 6 corresponds to the bottom of the water drain pipe 4.

Referring to fig. 1 to 3, a protection cover 9 is fixedly connected to the bottom of the threaded rod 72, and the protection cover 9 is arranged in a truncated cone shape.

As a technical optimization scheme of the utility model, through arranging the protective cover 9, firstly, the coal slime falling out in the cleaning process of the water discharge pipe 4 can be blocked by using the protective cover 9, the phenomenon that the motor 71 cannot be used due to damage caused by direct falling of the coal slime onto the surface of the motor 71 is prevented, and the falling coal slime can be guided by using the circular truncated cone-shaped protective cover 9, so that the coal slime is prevented from being directly accumulated at the top of the protective cover 9.

Referring to fig. 1 to 3, a mounting plate 10 is fixedly coupled to the bottom of the right side of the motor 71, and the mounting plate 10 is fixedly coupled to the driving plate 6 by bolts.

As a technical optimization scheme of the utility model, by arranging the mounting plate 10, when a user damages the motor 71 in the long-time use process, the user can unscrew the bolts by using the wrench and then the mounting plate 10 is not fixed, at this time, the user can take down the motor 71 for maintenance or replacement, and the maintenance or replacement efficiency of the motor 71 is improved.

Referring to fig. 1 to 3, a force application plate 11 is fixedly connected to the bottom of the slide rod 82, and the force application plate 11 is made of stainless steel.

As a technical optimization scheme of the utility model, by arranging the force application disc 11, a user can apply force through the force application disc 11 when the user needs to rotate the slide rod 82 to enable the slide rod 82 to be in threaded connection with the threaded sleeve 83, so that the force application point convenient for the user is provided, the advantage of strong oxidation resistance effect of stainless steel is utilized, and the service life of the force application disc 11 is prolonged.

Referring to fig. 1 to 3, the surface of the force application plate 11 is provided with anti-slip stripes 12, and the anti-slip stripes 12 are provided with a plurality of annular equidistant distribution.

As a technical optimization scheme of the utility model, by arranging the anti-skid stripes 12, a user can conveniently contact the force application disc 11 through the anti-skid stripes 12 when the user needs to apply force to rotate through the force application disc 11, so that the friction between the hand of the user and the force application disc 11 is improved, and the phenomenon of slipping is prevented.

The working principle and the using flow of the utility model are as follows: when the drain tank 1 is blocked by using the waterproof pipe at the lower bottom for a long time, a user can open the electric telescopic rod 5, so that the electric telescopic rod 5 drives the transmission plate 6 to move downwards, then the user rotates the transmission plate 6, the threaded rod 72 on the transmission plate 6 corresponds to the bottom of the drain pipe 4, in the process that the user corresponds the threaded rod 72 to the bottom of the drain pipe 4, the user firstly inserts the sliding rod 82 into the guide hole 81, then the user rotates the transmission plate 6 until the top of the sliding rod 82 can be contacted with the threaded sleeve 83, the user inserts the sliding rod 82 into the threaded sleeve 83 and rotates the sliding rod 82, the sliding rod 82 is in threaded connection with the threaded sleeve 83, then the transmission plate 6 is fixed, at the moment, the threaded rod 72 on the transmission plate 6 corresponds to the bottom of the drain pipe 4, then the user starts the motor 71, the motor 71 drives the threaded rod 72 to rotate continuously, then the user can start the electric telescopic rod 5 to drive the transmission plate 6 to move continuously up and down, and then the transmission plate 6 drives the threaded rod 72 to move continuously to move up and down, so that the drain pipe 4 can clean the inner wall of the drain pipe 4 conveniently.

To sum up: this colliery gas drainage pipe negative pressure ware that drains through setting up electric telescopic handle 5, opens electric telescopic handle 5 and drives clearance subassembly 7 and continuously reciprocates and clear up the inside coal slime that blocks up of drain pipe 4, has solved although can clear up the inner wall of ware that drains, prevents that the coal slime from adhering to on the inner wall of ware that drains, but the drain mouth department that the waterproof ware bottom was offered lacks the structure of clearance, and the drain mouth department appears blocking up the condition easily and leads to the problem that the waterproof volume reduces under long-time use.

It is noted that relational terms such as first and second, and the like 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. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a colliery gas drainage pipe negative pressure ware that drains, includes drain tank (1), drain pipe (2), muffler (3) and drain pipe (4), its characterized in that: the top of blowing box (1) is linked together with the bottom of drain pipe (2), the both sides at blowing box (1) top are linked together with the bottom of muffler (3), the top of blowing pipe (4) is linked together with the bottom of blowing box (1), the right side fixedly connected with electric telescopic handle (5) of blowing box (1) bottom, the output of electric telescopic handle (5) has drive plate (6) through pivot swing joint, the left side at drive plate (6) top is provided with clearance subassembly (7), guiding fixed establishment (8) have been seted up on the right side at drive plate (6) top.

2. The negative pressure drainer of a coal mine gas extraction pipe according to claim 1, wherein: the cleaning assembly (7) comprises a motor (71) and a threaded rod (72), and the bottom of the threaded rod (72) is fixedly connected with the output end of the motor (71).

3. The negative pressure drainer of a coal mine gas extraction pipe according to claim 1, wherein: the guide fixing mechanism (8) comprises a guide hole (81), the inner wall of the guide hole (81) is slidably connected with a slide rod (82), the right side of the bottom of the water discharge tank (1) is fixedly connected with a threaded sleeve (83), and the top of the slide rod (82) is in threaded connection with the inner wall of the threaded sleeve (83).

4. The negative pressure drainer of a coal mine gas extraction pipe according to claim 2, wherein: the bottom of threaded rod (72) is fixedly connected with protection casing (9), protection casing (9) are round platform shape setting.

5. The negative pressure drainer of a coal mine gas extraction pipe according to claim 2, wherein: the bottom on the right side of the motor (71) is fixedly connected with a mounting plate (10), and the mounting plate (10) is fixedly connected with a transmission plate (6) through bolts.

6. The negative pressure drainer of a coal mine gas extraction pipe according to claim 3, wherein: the bottom of the sliding rod (82) is fixedly connected with a force application disc (11), and the force application disc (11) is made of stainless steel.

7. The negative pressure drainer of a coal mine gas extraction pipe according to claim 6, wherein: the surface of the force application disc (11) is provided with anti-slip stripes (12), and the anti-slip stripes (12) are provided with a plurality of annular equidistant distribution.