CN218542212U

CN218542212U - Hole sealing device for gas drainage

Info

Publication number: CN218542212U
Application number: CN202221838232.0U
Authority: CN
Inventors: 张建; 邓坤元
Original assignee: Sichuan Dongxinsheng Industrial Co ltd
Current assignee: Sichuan Dongxinsheng Industrial Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2023-02-28
Anticipated expiration: 2032-07-18

Abstract

The utility model relates to a gas takes out and adopts technical field, concretely relates to hole sealing device that adopts is taken out to gas, including the pipeline shell, its characterized in that, pipeline shell bottom fixedly connected with takes out the head, be provided with the air duct in the pipeline shell, the air duct top extends to pipeline shell top, pipeline shell outer wall is close to top department and has cup jointed the annular piece, the annular piece top is close to left side fixedly connected with air pump, air pump bottom gas outlet department fixedly connected with pipe, pipeline shell outer wall has cup jointed a plurality of along upper and lower direction evenly distributed's annular gasbag, the utility model discloses a series of structure makes this device have the hole sealing convenient and convenient characteristics such as remove in the hole.

Description

Hole sealing device for gas drainage

Technical Field

The utility model relates to a gas takes out and adopts technical field, specifically is a hole sealing device that gas was taken out and is adopted.

Background

During gas extraction, the measure that combustible gas in the coal seam, the rock stratum and the goaf is extracted or discharged by special equipment and collected for utilization is adopted. There are many methods for intensifying, pumping and exploiting coal seam gas, such as high and medium pressure water injection, hydraulic fracturing, hydraulic slotting, loosening blasting, large diameter (hole-expanding) drilling, grid type dense hole distribution, presplitting control blasting, cross hole distribution and so on. Among these methods, most of them achieve the effect of improving the gas extraction amount in the test area;

need use the air control hole sealing device when taking out gas drainage, the hole sealing device that the gas of prior art adopted was taken out has the hole sealing inconvenient and remove the scheduling problem in the hole when using, therefore we provide a hole sealing device that the gas was taken out and is adopted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a hole sealing device that gas was taken out and is adopted has overcome prior art's problem.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a hole sealing device that gas was taken out and is adopted, includes the pipeline shell, its characterized in that, pipeline shell bottom fixedly connected with takes out and adopts the head, be provided with the air duct in the pipeline shell, the air duct top extends to pipeline shell top, the pipeline shell outer wall is close to top department and has cup jointed annular piece, the annular piece top is close to left side department fixedly connected with air pump, air pump bottom air outlet department fixedly connected with pipe, pipeline shell outer wall has cup jointed a plurality of along upper and lower direction evenly distributed's annular gasbag, the pipe bottom runs through a plurality of annular gasbag in proper order and extends to being located below annular gasbag, a plurality of evenly distributed's gas pocket has been seted up on the pipe.

As an optimized technical proposal of the utility model, the valve is arranged on the air duct near the upper part.

As a preferred technical scheme of the utility model, the annular piece top is close to right side department and is provided with the pressure gauge, pressure gauge bottom fixedly connected with pipe, the pipe bottom runs through annular piece top in proper order and is located the top annular gasbag top.

As a preferred technical scheme of the utility model, the pipe casing is close to below department cover and is equipped with the thick pipe, the thick intraductal wall is close to top and below department and all passes through bearing and pipe casing swing joint, the thick outside of tubes is provided with a plurality of evenly distributed's slide mechanism.

As a preferred technical scheme of the utility model, slide mechanism includes first connecting block, first connecting block lateral wall and thick tub of outer wall fixed connection, first connecting block lateral wall has the deflector through pivot and bearing swing joint, the deflector is kept away from first connecting block one side lateral wall and has been seted up the fluting, be provided with the pulley in the fluting, pulley both sides lateral wall is respectively through pivot and bearing and fluting both sides inner wall swing joint.

As a preferred technical scheme of the utility model, deflector top fixedly connected with second connecting block, the second connecting block lateral wall has the round bar through pivot and bearing swing joint, round bar top cover is equipped with the drum, the drum outer wall is close to top department and has the third connecting block through pivot and bearing swing joint, third connecting block lateral wall and thick pipe outer wall fixed connection.

As a preferred technical scheme of the utility model, drum inner chamber top fixedly connected with spring, spring bottom and round bar top fixed connection.

The embodiment of the utility model provides a hole sealing device that adopts is taken out to gas possesses following beneficial effect:

in the technical scheme, through the mutual matching between the air pump and the conduit, the air can be inflated or sucked into the annular air bags, so that the annular air bags expand or contract, and the convenient hole sealing operation is realized; through mutually supporting between pulley and the deflector, accessible pulley realizes that the device carries out convenient removal in the hole, can prevent effectively that annular gasbag and hole inner wall from taking place the friction and being damaged, through mutually supporting between round bar, drum and the spring, can realize that the deflector takes place to deflect to can laminate the cavity of different internal diameters, make the deflector have outside deflection power simultaneously, guarantee the stability of device when removing.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is an enlarged view of fig. 3 at B.

In the figure: 1. a duct housing; 2. an annular air bag; 3. a circular tube; 4. a pressure gauge; 5. an air duct; 6. a valve; 7. an air pump; 8. a conduit; 9. extracting the head; 10. a thick pipe; 11. a first connection block; 12. a round bar; 13. a second connecting block; 14. a pulley; 15. a deflection plate; 16. a spring; 17. a third connecting block; 18. a cylinder; 19. and (4) a ring block.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

The embodiment is as follows: as shown in fig. 1-4, a hole sealing device that gas was taken out and is adopted, including

pipeline shell

1, 1 bottom fixedly connected with of pipeline shell takes out and takes out first 9, be provided with air duct 5 in the pipeline shell 1, be close to top department on the air duct 5 and install valve 6, air duct 5 top extends to pipeline shell 1 top, 1 outer wall of pipeline shell is close to top department and has cup jointed

annular piece

19, 19 top of annular piece is close to left side department fixedly connected with air pump 7, air pump 7 bottom air outlet department fixedly connected with

pipe

8, 1 outer wall of pipeline shell has cup jointed a plurality of along the annular gasbag 2 of upper and lower direction evenly distributed, 8 bottoms of pipe run through a plurality of annular gasbag 2 in proper order and extend to being located below annular gasbag 2, set up a plurality of evenly distributed's gas pocket on the

pipe

8, 19 top of annular piece is close to right side department and is provided with pressure gauge 4, pressure gauge 4 bottom fixedly connected with

pipe

3, 3 bottoms of pipe run through annular piece 19 tops in proper order and be located top annular gasbag 2 of top in pipe 3.

In this embodiment, through mutually supporting between air pump 7 and the pipe 8, can realize aerifing or breathing in to a plurality of annular gasbag 2 for annular gasbag 2 inflation or shrink, thereby realize convenient hole sealing operation.

Wherein, the department cover is equipped with thick pipe 10 near the below of pipe casing 1, thick pipe 10 inner wall is close to the top and all passes through bearing and pipe casing 1 swing joint with below department, thick pipe 10 is provided with a plurality of evenly distributed's sliding mechanism outward, sliding mechanism includes first connecting

block

11, 11 lateral walls of first connecting block and thick pipe 10 outer wall fixed connection, 11 lateral walls of first connecting block have deflector 15 through pivot and bearing swing joint, deflector 15 keeps away from 11 lateral walls of first connecting block and has seted up the fluting, be provided with pulley 14 in the fluting, 14 lateral walls of pulley both sides are respectively through pivot and bearing and fluting both sides inner wall swing joint, 15 top fixedly connected with second connecting block 13 of deflector, 13 lateral walls of second connecting block have round bar 12 through pivot and bearing swing joint, round bar 12 top cover is equipped with

drum

18, 18 outer wall is close to top department has third connecting block 17 through pivot and bearing swing joint, 17 lateral walls of third connecting block and thick pipe 10 outer wall fixed connection, drum 18 inner chamber top fixedly connected with

spring

16, 16 bottom and 12 top fixed connection of round bar 12.

In this embodiment, through mutually supporting between pulley 14 and the deflector 15, accessible pulley 14 realizes that the device carries out convenient removal in the hole, can prevent effectively that annular gasbag 2 from taking place to rub with the hole inner wall and being damaged, through mutually supporting between round bar 12, drum 18 and the spring 16, can realize that deflector 15 takes place to deflect, thereby can laminate the cavity of different internal diameters, make deflector 15 have outside deflection force simultaneously, guarantee the stability of device when removing.

The working principle is as follows: when this technical scheme uses, aim at the hole with the device below, and fill in the hole, when pulley 14 gets into the hole, can drive deflector 15 under the hole effect and take place to deflect, and under spring 16 effort, make deflector 15 have the power of expanding outward, make pulley 14 closely press close to with the hole, through the effect of pulley 14, can reduce the frictional force between device and the hole effectively, make things convenient for the device to remove in the hole, and carry out guard action to annular gasbag 2, open air pump 7 and aerify to annular gasbag 2 through pipe 8, make annular gasbag 2 and hole inner wall laminating, play the effect of hole sealing, can observe the inside atmospheric pressure of annular gasbag 2 in real time through pressure gauge 4 simultaneously.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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 according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hole sealing device that gas was taken out and is adopted, includes pipeline shell (1), its characterized in that, pipeline shell (1) bottom fixedly connected with takes out and adopts head (9), be provided with air duct (5) in pipeline shell (1), air duct (5) top extends to pipeline shell (1) top, pipeline shell (1) outer wall is close to top department and has cup jointed annular piece (19), annular piece (19) top is close to left side department fixedly connected with air pump (7), air pump (7) bottom gas outlet department fixedly connected with pipe (8), pipeline shell (1) outer wall has cup jointed a plurality of along upper and lower direction evenly distributed's annular gasbag (2), pipe (8) bottom runs through a plurality of annular gasbag (2) in proper order and extends to being located below annular gasbag (2), set up a plurality of evenly distributed's gas pocket on pipe (8).

2. The hole sealing device for gas extraction according to claim 1, wherein a valve (6) is installed on the gas-guide tube (5) near the upper part.

3. The hole sealing device for gas extraction according to claim 1, wherein a pressure gauge (4) is arranged above the annular block (19) and close to the right side, a round pipe (3) is fixedly connected to the bottom of the pressure gauge (4), and the bottom end of the round pipe (3) sequentially penetrates through the top of the annular block (19) and the top of the uppermost annular air bag (2).

4. The hole sealing device for gas extraction according to claim 1, wherein a thick pipe (10) is sleeved on the pipeline housing (1) near the lower part, the inner wall of the thick pipe (10) near the upper part and the lower part is movably connected with the pipeline housing (1) through a bearing, and a plurality of sliding mechanisms which are uniformly distributed are arranged outside the thick pipe (10).

5. The hole sealing device for gas extraction according to claim 4, wherein the sliding mechanism comprises a first connecting block (11), the side wall of the first connecting block (11) is fixedly connected with the outer wall of the thick pipe (10), the side wall of the first connecting block (11) is movably connected with a deflector (15) through a rotating shaft and a bearing, a slot is formed in the side wall of the deflector (15) away from the first connecting block (11), a pulley (14) is arranged in the slot, and the side walls of the pulley (14) are respectively movably connected with the inner walls of the slot through the rotating shaft and the bearing.

6. The hole sealing device for gas extraction according to claim 5, wherein a second connecting block (13) is fixedly connected to the top of the deflector (15), a round bar (12) is movably connected to the side wall of the second connecting block (13) through a rotating shaft and a bearing, a cylinder (18) is sleeved on the top end of the round bar (12), a third connecting block (17) is movably connected to the position, close to the upper part, of the outer wall of the cylinder (18) through a rotating shaft and a bearing, and the side wall of the third connecting block (17) is fixedly connected to the outer wall of the thick pipe (10).

7. The hole sealing device for gas extraction according to claim 6, wherein a spring (16) is fixedly connected to the top of the inner cavity of the cylinder (18), and the bottom end of the spring (16) is fixedly connected to the top end of the round rod (12).