CN213928453U

CN213928453U - Coal bed gas exploitation detection device that goes into well

Info

Publication number: CN213928453U
Application number: CN202022364204.7U
Authority: CN
Inventors: 仇成龙; 哈尔恒·吐尔松; 尹晓敏; 史永祥
Original assignee: Xinjiang Kelin Side New Energy Co ltd
Current assignee: Xinjiang Kelin Side New Energy Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-08-10
Anticipated expiration: 2030-10-22

Abstract

The utility model belongs to the technical field of the coal bed gas is opened and is adopted, concretely relates to coal bed gas is opened and is adopted detection device that goes into well, including the wall of a well, the upper end contact of the wall of a well is connected with supports a section of thick bamboo, it has cup jointed the installation pole to slide in supporting a section of thick bamboo, the lower extreme of installation pole is provided with the wheel, the upper end welding of supporting a section of thick bamboo has the backup pad, there is the threaded rod through threaded connection in the backup pad, the upper end sliding connection of installation pole has the threaded rod, the upper end fixed mounting of backup pad has the mount pad, the right-hand member fixed mounting of mount pad has the motor. This scheme sets up the filter screen through the lower extreme at the installation section of thick bamboo, and air pump suction coal bed gas filters through the filter screen, avoids the dust to get into the installation section of thick bamboo, and the influence is to the detection precision of coal bed gas, and simultaneously, the air pump is bled and is made the flabellum rotate for the main shaft rotates and makes the steel ball collide the filter screen under centrifugal force effect, makes the filter screen vibrations, avoids adhering to the dust on the filter screen, avoids filter screen blocking.

Description

Coal bed gas exploitation detection device that goes into well

Technical Field

The utility model belongs to the technical field of coal bed gas exploitation, concretely relates to coal bed gas exploitation adopts detection device that goes into well.

Background

The coal bed gas is generally mined in two ways, namely, ground drilling mining; and secondly, the underground gas pumping system pumps out the underground gas, the coal bed gas and the pumped gas which are mined by ground drilling can be utilized, the quantity of the gas exhausted by air can be greatly reduced after the ground mining and the pumping, the ventilation requirement of a coal mine is reduced, and the safety production condition of miners is improved. The ground drilling mining mode is used abroad, and some coal seams in China have poor air permeability and have certain difficulty in ground mining, but if the ground drilling mining mode is actively developed, at least 5 cubic kilometers can be mined every year; because no reasonable utilization means is found except for heating in the past and the gas is not fully utilized, most of the gas is still discharged into the atmosphere, the cost is saved, the resource is wasted, and the environment is polluted.

When exploiting the coal bed gas, need detect the concentration of coal bed gas, but the coal bed gas among the prior art is opened and is adopted detection device that goes into the well, can not detect the concentration of the coal bed gas of each degree of depth in the mine, and simultaneously, the dust in the mine can influence the precision that detects. Accordingly, there is a need for improvements in the art.

Disclosure of Invention

An object of the utility model is to provide a coal bed gas is opened and is adopted detection device that goes into the well, has solved the concentration that can detect the coal bed gas of each degree of depth in the mine, the dust in the mine can influence the problem of the precision that detects.

In order to achieve the above purpose, the utility model provides a coal bed gas is opened and is adopted detection device that goes into well, including the wall of a well, the upper end contact connection of the wall of a well has a support section of thick bamboo, the support section of thick bamboo slides and is cup jointed the installation pole, the lower extreme of installation pole is provided with the wheel, the upper end welding of support section of thick bamboo has the backup pad, there is the threaded rod through threaded connection in the backup pad, the upper end sliding connection of installation pole has the threaded rod, the upper end fixed mounting of backup pad has the mount pad, the right-hand member fixed mounting of mount pad has the motor, the left end of motor sets up in the pivot, the slide and is cup jointed the pivot in the mount pad, the left end welding of pivot has square piece, the left end joint of square piece has the back shaft, the right-hand member of back shaft has the square groove, the right-hand member of back shaft is provided with the wind-up roll, the lifting rope has been cup jointed in the outside of wind-up roll, the lower extreme fixedly connected with installation section of thick bamboo of lifting rope, the lower extreme outside of installation section of thick bamboo is through screw fixedly connected with filter screen, the main shaft has been slided and has been cup jointed in the filter screen, the upper end outside of main shaft is provided with the flabellum, the outside fixedly connected with of main shaft connects the rope, the end of connecting the rope is provided with the steel ball, the upper end fixed mounting of backup pad has the air pump, the lower extreme of air pump is provided with the hose, the hose has been slided and has been cup jointed in the backup pad, the lower extreme fixedly connected with connecting pipe of hose, the fixed connecting pipe that has cup jointed in the installation section of thick bamboo, the lower extreme of connecting pipe is provided with the gas collection fill.

The principle of the utility model lies in: during the use, remove the device to the mine upper end, through rotating the threaded rod, make the wheel indent a supporting cylinder, pin and wall of a well contact, get into in the wall of a well, make the device fixed, through external controller starter motor, the motor starts the pivot and rotates, the pivot rotates and drives square piece and rotates, square piece rotates and drives the back shaft and rotate, the back shaft rotates and drives the wind-up roll and rotate, drive the lifting rope extension, make the installation section of thick bamboo get into in the mine, start the air pump, air pump suction coal bed gas, coal bed gas passes through filter screen filtration entering filter screen, make gas collection fill department air current flow, make the flabellum rotate, the flabellum rotates and drives the main shaft and rotates, the main shaft rotates and drives the connection rope and remove, it removes to drive the steel ball under the effect of centrifugal force, collide to the filter screen, make the filter screen vibrations.

The beneficial effects of the utility model reside in that: the installation seat is welded on the supporting plate, the motor is arranged on the installation seat, the winding roller is rotated by the rotation of the motor, the lifting rope is driven to move in the mine, the installation cylinder can enter the mine to any depth, and the coal bed gas concentrations at different depths in the mine can be detected;

set up the filter screen through the lower extreme at the installation section of thick bamboo, air pump suction coal bed gas filters through the filter screen, avoids the dust to get into the installation section of thick bamboo, and the influence is to the detection precision of coal bed gas, and simultaneously, the air pump is bled and is made the flabellum rotate for the main shaft rotates and makes the steel ball collide the filter screen under centrifugal force effect, makes the filter screen vibrations, avoids adhering to the dust on the filter screen, avoids filter screen blocking.

Further, the lower extreme welding of a support section of thick bamboo has the chimb, the lower extreme of chimb is provided with the pin, fixedly connected with pin in the wall of a well. Through establishing chimb and pin cooperation for the device is wholly convenient for fix on the wall of a well.

Furthermore, a guide hole is formed in the support plate, and a lifting rope is sleeved in the guide hole in a sliding mode. The guide hole is arranged, so that the moving direction of the lifting rope is limited.

Furthermore, a hanging ring is welded at the upper end of the mounting cylinder, and a lifting rope is fixedly connected to the upper end of the hanging ring. Through setting up rings for the installation section of thick bamboo is convenient for fixed with the lifting rope.

Furthermore, the filter screen inboard welding has the bracing piece, the welding of the end of bracing piece has the support cover, it has the main shaft to slide to cup joint in the support cover. Through setting up the support cover, carry out the auxiliary stay to the main shaft, guarantee the stability of main shaft.

Drawings

FIG. 1 is a schematic view of a downhole detection device for coal bed methane exploitation according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 illustrating a downhole testing device for exploitation of coalbed methane in accordance with an embodiment of the present invention;

FIG. 3 is an enlarged view of a downhole testing device for coal bed methane exploitation in accordance with an embodiment of the present invention at point B of FIG. 1.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the well wall 1, a supporting cylinder 2, a mounting rod 3, wheels 4, a supporting plate 5, a threaded rod 6, a convex edge 7, a pin 8, a mounting seat 9, a motor 10, a rotating shaft 11, a square block 12, a supporting shaft 13, a square groove 14, a winding roller 15, a lifting rope 16, a guide hole 17, a lifting ring 18, a mounting cylinder 19, a filter screen 20, a main shaft 21, a supporting rod 22, a supporting sleeve 23, fan blades 24, a connecting rope 25, a steel ball 26, an air pump 27, a hose 28, a connecting pipe 29 and an air collecting hopper 30.

As shown in fig. 1, fig. 2, fig. 3 is shown, this embodiment provides a coal bed gas opens and adopts detection device that goes into well, including the wall of a well 1, the upper end contact of the wall of a well 1 is connected with a support section of thick bamboo 2, it has installation pole 3 to slide in the support section of thick bamboo 2 to cup joint, the lower extreme of installation pole 3 is provided with wheel 4, the upper end welding of a support section of thick bamboo 2 has backup pad 5, there is threaded rod 6 through threaded connection in the backup pad 5, the upper end sliding connection of installation pole 3 has threaded rod 6, the lower extreme welding of a support section of thick bamboo 2 has chimb 7, the lower extreme of chimb 7 is provided with pin 8, fixedly connected with pin 8 in the wall of a well 1, through establishing chimb 7 and the cooperation of pin 8, make the whole device be convenient for fixing on the wall of a well 1, the upper end fixed mounting of backup pad 5 has mount pad 9, the right-hand member fixed mounting of mount pad 9 has motor 10.

As shown in fig. 2, the left end of the motor 10 is disposed on the rotating shaft 11, the rotating shaft 11 is slidably sleeved in the mounting seat 9, the square block 12 is welded at the left end of the rotating shaft 11, the supporting shaft 13 is connected to the left end of the square block 12 in a clamping manner, and the square groove 14 is formed at the right end of the supporting shaft 13.

As shown in fig. 1, a winding roller 15 is arranged at the right end of a support shaft 13, a lifting rope 16 is sleeved on the outer side of the winding roller 15, a guide hole 17 is formed in a support plate 5, the lifting rope 16 is slidably sleeved in the guide hole 17, the movement direction of the lifting rope 16 is limited by arranging the guide hole 17, an installation cylinder 19 is fixedly connected to the lower end of the lifting rope 16, a hanging ring 18 is welded to the upper end of the installation cylinder 19, the lifting rope 16 is fixedly connected to the upper end of the hanging ring 18, the installation cylinder 19 is conveniently fixed to the lifting rope 16 by arranging the hanging ring 18, a filter screen 20 is fixedly connected to the outer side of the lower end of the installation cylinder 19 through a screw, a main shaft 21 is slidably sleeved in the filter screen 20, a support rod 22 is welded to the inner side of the filter screen 20, a support sleeve 23 is welded to the tail end of the support rod 22, a main shaft 21 is slidably sleeved in the support sleeve 23, and the support sleeve 23 is arranged to assist the main shaft 21 to ensure the stability of the main shaft 21, the outer side of the upper end of the main shaft 21 is provided with a fan blade 24.

As shown in fig. 1, a connection rope 25 is fixedly connected to the outer side of the main shaft 21, a steel ball 26 is arranged at the end of the connection rope 25, an air pump 27 is fixedly installed at the upper end of the support plate 5, a hose 28 is arranged at the lower end of the air pump 27, the hose 28 is slidably sleeved in the support plate 5, a connection pipe 29 is fixedly connected to the lower end of the hose 28, the connection pipe 29 is fixedly sleeved in the installation cylinder 19, and an air collecting hopper 30 is arranged at the lower end of the connection pipe 29.

The utility model discloses the concrete implementation process as follows: when in use, the device is moved to the upper end of a mine, the wheels 4 are retracted into the supporting cylinder 2 by rotating the threaded rod 6, the pin 8 is contacted with the well wall 1 and enters the well wall 1, so that the device is fixed, the motor 10 is started through an external controller, the motor 10 starts the rotating shaft 11 to rotate, the rotating shaft 11 rotates to drive the square block 12 to rotate, the square block 12 rotates to drive the supporting shaft 13 to rotate, the supporting shaft 13 rotates to drive the winding roller 15 to rotate, the lifting rope 16 is driven to extend, so that the installation cylinder 19 enters the mine, the air pump 27 is started, the air pump 27 pumps the coal bed gas, the coal bed gas is filtered by the filter screen 20 and enters the filter screen 20, the airflow at the air collecting hopper 30 flows, so that the fan blades 24 rotate, the fan blades 24 rotate to drive the main shaft 21 to rotate, the main shaft 21 rotates to drive the connecting rope 25 to move, the steel ball 26 is driven to move under the action of centrifugal force, and collides with the filter screen 20, so that the filter screen 20 vibrates.

The mounting seat 9 is welded on the supporting plate 5, the motor 10 is arranged on the mounting seat 9, the motor 10 rotates to enable the winding roller 15 to rotate, the lifting rope 16 is driven to move in the mine, the mounting barrel 19 can enter the mine to any depth, and the coal bed methane concentration of different depths in the mine can be detected;

through setting up filter screen 20 at the lower extreme of installation section of thick bamboo 19, air pump 27 draws the coal bed gas and filters through filter screen 20, avoids the dust to get into installation section of thick bamboo 19, and the influence is to the detection precision of coal bed gas, and simultaneously, air pump 27 is bled and is made flabellum 24 rotate for main shaft 21 rotates and makes steel ball 26 collide filter screen 20 under the centrifugal force effect, makes filter screen 20 vibrations, avoids attaching to the dust on the filter screen 20, avoids filter screen 20 to block up.

It should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used broadly in the present invention, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a coal bed gas is opened and is adopted detection device that goes into well, includes the wall of a well, its characterized in that: the upper end of the well wall is in contact connection with a supporting cylinder, an installation rod is slidably sleeved in the supporting cylinder, wheels are arranged at the lower end of the installation rod, a supporting plate is welded at the upper end of the supporting cylinder, a threaded rod is connected in the supporting plate through threads, the upper end of the installation rod is slidably connected with the threaded rod, an installation seat is fixedly installed at the upper end of the supporting plate, an electric motor is fixedly installed at the right end of the installation seat, the left end of the electric motor is arranged on a rotating shaft, a rotating shaft is slidably sleeved in the installation seat, a square block is welded at the left end of the rotating shaft, a supporting shaft is clamped at the left end of the square block, a square groove is formed at the right end of the supporting shaft, a winding roller is arranged at the right end of the supporting shaft, a lifting rope is sleeved at the outer side of the winding roller, the installation cylinder is fixedly connected at the lower end of the lifting rope, and a filter screen is fixedly connected at the outer side of the lower end of the installation cylinder through screws, the main shaft has been cup jointed in the filter screen, the upper end outside of main shaft is provided with the flabellum, the outside fixedly connected with of main shaft connects the rope, the end of connecting the rope is provided with the steel ball, the upper end fixed mounting of backup pad has the air pump, the lower extreme of air pump is provided with the hose, the hose has been cup jointed in the backup pad in the slip, the lower extreme fixedly connected with connecting pipe of hose, the fixed connecting pipe that has cup jointed in the installation section of thick bamboo, the lower extreme of connecting pipe is provided with the collection air fill.

2. The coal bed methane exploitation downhole detection device according to claim 1, wherein: the lower extreme welding of a support section of thick bamboo has the chimb, the lower extreme of chimb is provided with the pin, fixedly connected with pin in the wall of a well.

3. The coal bed methane exploitation downhole detection device according to claim 1, wherein: a guide hole is formed in the supporting plate, and a lifting rope is sleeved in the guide hole in a sliding mode.

4. The coal bed methane exploitation downhole detection device according to claim 1, wherein: the upper end welding of installation section of thick bamboo has rings, the upper end fixedly connected with lifting rope of rings.

5. The coal bed methane exploitation downhole detection device according to claim 1, wherein: the filter screen is characterized in that a support rod is welded on the inner side of the filter screen, a support sleeve is welded at the tail end of the support rod, and a spindle is sleeved in the support sleeve in a sliding mode.