CN214836240U

CN214836240U - Locking blowout preventer for coal mine gas control drilling and spraying hole

Info

Publication number: CN214836240U
Application number: CN202120145180.8U
Authority: CN
Inventors: 付航航; 原德胜
Original assignee: Shaanxi Binchang Mining Group Co ltd
Current assignee: Shaanxi Binchang Mining Group Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-11-23
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a colliery gas administers drilling orifice locking blowout preventer, which comprises a housin, one side fixedly connected with connecting pipe of casing, the rotation is connected with the drilling rod in the casing, the one end of drilling rod is installed in the connecting pipe, the top fixedly connected with outlet duct of casing, the inside intercommunication of outlet duct and casing, the bottom fixedly connected with drain pipe of casing, the inside intercommunication of drain pipe and casing, fixedly connected with fixed plate in the drain pipe, sliding connection has the fly leaf in the fixed plate, one side fixedly connected with connecting spring of fly leaf, connecting spring's one end and fixed plate fixed connection. The utility model relates to a technical field is administered to colliery gas, and utilizes the cooperation of filter and vibrations spring to carry out solid-liquid separation to liquid and coal cinder, need not follow-up solid-liquid separation operation once more, avoids causing the influence to the use of closed blowout preventer.

Description

Locking blowout preventer for coal mine gas control drilling and spraying hole

Technical Field

The utility model relates to a technical field is administered to colliery gas, especially relates to colliery gas administers drilling orifice locking blowout preventer.

Background

In the existing coal drilling process, gas cannot be effectively collected together, water, coal and gas are mixed together and discharged from a drill hole, so that the gas is drifted into a mine pit, gas resources are wasted, the life safety of workers is greatly harmed, and a spray irrigation phenomenon can be generated when the gas is sprayed to high-pressure gas, the high-pressure gas can spread along the pipeline, and the pipeline cannot be quickly adjusted or cut off, so that the danger is very high, and the spray hole locking blowout preventer for coal mine gas control is provided.

The prior patent (publication number: CN209925023U) discloses a spray hole locking type blowout preventer for coal mine gas treatment, which solves the above problems, but the following problems still exist in the device: the device directly mixes and discharges liquid and coal blocks, which causes the liquid and the coal blocks to be still required to be subjected to solid-liquid separation operation subsequently, affects the use of the locking blowout preventer, and causes the complex operation steps of the locking blowout preventer and is not beneficial to the use of the locking blowout preventer due to the fact that the bottom space of the box body needs to be manually closed in the process of separating gas from the coal blocks.

Therefore, the coal mine gas control drilling and spraying hole locking blowout preventer is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art, and providing a coal mine gas control drilling orifice locking blowout preventer.

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

the drilling and orifice locking blowout preventer for coal mine gas treatment comprises a shell, wherein a connecting pipe is fixedly connected to one side of the shell, a drill rod is rotatably connected in the shell, one end of the drill rod is installed in the connecting pipe, an outlet pipe is fixedly connected to the top of the shell and is communicated with the inside of the shell, a drain pipe is fixedly connected to the bottom of the shell and is communicated with the inside of the shell, a fixed plate is fixedly connected in the drain pipe, a movable plate is connected in the fixed plate in a sliding manner, a connecting spring is fixedly connected to one side of the movable plate, one end of the connecting spring is fixedly connected with the fixed plate, butt-joint holes are formed in the movable plate and the fixed plate in a penetrating manner, a discharge chute is formed in the drain pipe, a filter plate is rotatably connected in the discharge chute, a vibration spring is fixedly connected to the bottom of the filter plate, the one end and the blown down tank inner wall fixed connection of vibrations spring, the bottom fixedly connected with driving motor of casing, driving motor's drive end fixedly connected with actuating lever, the one end fixedly connected with cam of actuating lever, the cam is installed between fixed plate and filter, the top of casing is rotated and is connected with the controller, driving motor meets with the controller electrical property.

Preferably, both sides of the movable plate are fixedly connected with guide blocks, and guide openings matched with the guide blocks are formed in the fixed plate.

Preferably, the notch of blown down tank fixedly connected with goes out the flitch, it installs the one side at the filter to go out the flitch.

Preferably, the fixed ring of bottom fixedly connected with of casing, driving motor installs inside fixed ring, one side fixedly connected with of fly leaf is sealed to fill up, one side that seals up is hugged closely with the fixed plate.

Preferably, two regulation poles of top fixedly connected with of casing, the controller rotates with the regulation pole to be connected, the one end of controller rotates and is connected with the connecting rod, set up the groove of alternating with connecting rod looks adaptation in the casing, wear fixedly connected with auxiliary spring in the slot, auxiliary spring's one end and connecting rod fixed connection, be provided with the joint part in the connecting rod, the connecting rod passes through joint part and casing joint.

Preferably, the clamping part comprises a clamp spring, a pressing rod and a clamping block, a mounting groove is formed in the connecting rod, one end of the clamp spring is fixedly connected with the mounting groove, the other end of the clamp spring is fixedly connected with the clamping block, a plurality of clamping holes matched with the clamping block are formed in the shell, one side of the clamping block is fixedly connected with the pressing rod, and a pressing groove matched with the pressing rod is formed in the connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation of the controller, the liquid outlet pipe, the driving motor, the fixed plate, the movable plate, the cam, the filter plate and the vibration spring, the movable plate is controlled by the cam to move to change the position of the movable plate, the inner space of the shell is not required to be closed by manual control, the operation steps of the locked blowout preventer are simplified, the locked blowout preventer is favorable for being used, solid-liquid separation is carried out on liquid and coal blocks by the cooperation of the filter plate and the vibration spring, subsequent solid-liquid separation operation is not required to be carried out again, and influence on the use of the locked blowout preventer is avoided.

Drawings

FIG. 1 is a schematic structural view of the coal mine gas control drilling orifice locking blowout preventer provided by the present invention;

FIG. 2 is a schematic structural view of a fixing plate in the coal mine gas control drilling orifice locking blowout preventer;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is an enlarged view of the structure at B in fig. 1.

In the figure: 1. a housing; 2. an air outlet pipe; 3. a controller; 4. a drill stem; 5. a liquid outlet pipe; 6. a filter plate; 7. a discharge plate; 8. a fixing plate; 9. a connecting pipe; 10. a movable plate; 11. a guide block; 12. a connecting spring; 13. an auxiliary spring; 14. a clamp spring; 15. a pressing lever; 16. a connecting rod; 17. a clamping block; 18. a fixing ring; 19. a drive motor; 20. a gasket; 21. a cam; 22. the spring is vibrated.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the coal mine gas treatment drilling orifice locking blowout preventer comprises a shell 1, a connecting pipe 9 is fixedly connected to one side of the shell 1, a drill rod 4 is rotatably connected in the shell 1, one end of the drill rod 4 is installed in the connecting pipe 9, an air outlet pipe 2 is fixedly connected to the top of the shell 1, the air outlet pipe 2 is communicated with the interior of the shell 1, a liquid outlet pipe 5 is fixedly connected to the bottom of the shell 1, the liquid outlet pipe 5 is communicated with the interior of the shell 1, a fixed plate 8 is fixedly connected in the liquid outlet pipe 5, a movable plate 10 is slidably connected in the fixed plate 8, a connecting spring 12 is fixedly connected to one side of the movable plate 10, one end of the connecting spring 12 is fixedly connected to the fixed plate 8, butt-joint holes are respectively formed in the movable plate 10 and the fixed plate 8, a discharge chute is formed in the liquid outlet pipe 5, a filter plate 6 is rotatably connected in the discharge chute, and a vibration spring 22 is fixedly connected to the bottom of the filter plate 6, one end of a vibration spring 22 is fixedly connected with the inner wall of the discharge chute, the bottom of the shell 1 is fixedly connected with a driving motor 19, the driving end of the driving motor 19 is fixedly connected with a driving rod, one end of the driving rod is fixedly connected with a cam 21, the cam 21 is installed between a fixed plate 8 and a filter plate 6, the top of the shell 1 is rotatably connected with a controller 3, the driving motor 19 is electrically connected with the controller 3, a liquid outlet pipe 5, the driving motor 19, the fixed plate 8, a movable plate 10, the cam 21, the filter plate 6 and the vibration spring 22 are matched, the movable plate 10 is controlled to move by the cam 21 to change the position of the movable plate, the inner space of the shell 1 is not required to be manually controlled to be closed, the operation steps of the locking blowout preventer are simplified, the use of the locking blowout preventer is facilitated, and the liquid and the coal briquette are subjected to solid-liquid separation by the matching of the filter plate 6 and the vibration spring 22, the subsequent solid-liquid separation operation is not required again, and the influence on the use of the locking blowout preventer is avoided.

Wherein, the both sides of fly leaf 10 all fixedly connected with guide block 11, set up the guide way with guide block 11 looks adaptation in the fixed plate 8, can be to the removal direction of fly leaf 10.

Wherein, the notch fixedly connected with play flitch 7 of blown down tank, play flitch 7 is installed in one side of filter 6, can be to the removal direction of coal cinder.

Wherein, the bottom of the casing 1 is fixedly connected with a fixing ring 18, a driving motor 19 is installed inside the fixing ring 18, one side of the movable plate 10 is fixedly connected with a sealing gasket 20, and one side of the sealing gasket 20 is tightly attached to the fixing plate 8, so that the sealing effect of the inner space of the casing 1 can be improved.

Wherein, two regulation poles of casing 1's top fixedly connected with, controller 3 rotates with the regulation pole to be connected, the one end of controller 3 rotates and is connected with connecting rod 16, set up the groove of alternating with 16 looks adaptations of connecting rod in the casing 1, wear fixedly connected with auxiliary spring 13 in the slot, auxiliary spring 13's one end and connecting rod 16 fixed connection, be provided with the joint part in the connecting rod 16, connecting rod 16 passes through joint part and 1 joint of casing, the usable height adjustment to connecting rod 16, thereby to the installation angular adjustment of controller 3, be convenient for controller 3's use.

Wherein, the joint part includes jump ring 14, pressing rod 15 and fixture block 17, seted up the mounting groove in the connecting rod 16, jump ring 14's one end and mounting groove fixed connection, jump ring 14's the other end and fixture block 17 fixed connection, set up a plurality of card holes with fixture block 17 looks adaptation in the casing 1, one side and the pressing rod 15 fixed connection of fixture block 17, set up the pressing groove with pressing rod 15 looks adaptation in the connecting rod 16, utilize jump ring 14 and fixture block 17's cooperation can be to connecting rod 16's position location.

The working principle is as follows: in the utility model, the drilling rod 4 in the prior art can be used for drilling the ore body, the drilled coal, gas and liquid mixture can enter the shell 1, at the moment, the position of the butt joint hole of the fixed plate 8 and the movable plate 10 is staggered, so that the inner space of the liquid outlet pipe 5 is sealed, the gas can be emptied through the gas outlet pipe 2 by using the principle that the coal and the liquid have heavier weight and fall and the gas has light weight and moves upwards, after the gas is discharged, the driving motor 19 is started by using the controller 3, so that the cam 21 rotates, in the rotating process of the cam 21, the convex end part of the cam can be extruded and moved when rotating to the movable plate 10, the connecting spring 12 under the normal state is compressed, after the butt joint holes of the fixed plate 8 and the movable plate 10 are communicated, the coal and the liquid enter the top of the filter plate 6 through the butt joint hole, the filter plate 6 can be used for filtering the liquid, the coal blocks are discharged through the liquid outlet pipe 5, when the convex end of the cam 21 rotates to the position of the filter plate 6, the convex end of the cam 21 is extruded to rotate, meanwhile, the vibration spring 22 in a normal state is compressed, after the connection between the cam 21 and the filter plate 6 is disconnected, the filter plate 6 is driven to vibrate by the elastic force of the vibration spring 22, the coal blocks on the surface of the filter plate 6 can be shaken off to the position of the discharge plate 7 by utilizing the vibration of the filter plate 6, and the coal blocks are discharged from the position of the discharge plate 7, so that the expected effect can be achieved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Drilling orifice locking blowout preventer is administered to coal mine gas, including casing (1), one side fixedly connected with connecting pipe (9) of casing (1), casing (1) internal rotation is connected with drilling rod (4), the one end of drilling rod (4) is installed in connecting pipe (9), its characterized in that, the top fixedly connected with outlet duct (2) of casing (1), outlet duct (2) and casing (1) inside intercommunication, the bottom fixedly connected with drain pipe (5) of casing (1), drain pipe (5) and casing (1) inside intercommunication, fixedly connected with fixed plate (8) in drain pipe (5), sliding connection has fly leaf (10) in fixed plate (8), one side fixedly connected with connecting spring (12) of fly leaf (10), the one end and fixed plate (8) fixed connection of connecting spring (12), all run through in fly leaf (10) and fixed plate (8) and seted up the butt joint hole, set up the blown down tank in drain pipe (5), the blown down tank internal rotation is connected with filter (6), the bottom fixedly connected with vibrations spring (22) of filter (6), the one end and the blown down tank inner wall fixed connection of vibrations spring (22), the bottom fixedly connected with driving motor (19) of casing (1), the drive end fixedly connected with actuating lever of driving motor (19), the one end fixedly connected with cam (21) of actuating lever, install between fixed plate (8) and filter (6) cam (21), the top of casing (1) is rotated and is connected with controller (3), driving motor (19) meet with controller (3) electrical property.

2. The coal mine gas treatment drilling and orifice locking blowout preventer as claimed in claim 1, wherein guide blocks (11) are fixedly connected to both sides of the movable plate (10), and guide openings matched with the guide blocks (11) are formed in the fixed plate (8).

3. The coal mine gas treatment drilling and orifice locking blowout preventer according to claim 1, wherein a discharge plate (7) is fixedly connected to a notch of the discharge chute, and the discharge plate (7) is installed on one side of the filter plate (6).

4. The coal mine gas treatment drilling and orifice locking blowout preventer as claimed in claim 1, wherein a fixed ring (18) is fixedly connected to the bottom of the housing (1), the driving motor (19) is mounted inside the fixed ring (18), a sealing gasket (20) is fixedly connected to one side of the movable plate (10), and one side of the sealing gasket (20) is tightly attached to the fixed plate (8).

5. The coal mine gas treatment drilling and orifice locking blowout preventer according to claim 1, wherein two adjusting rods are fixedly connected to the top of the casing (1), the controller (3) is rotatably connected with the adjusting rods, one end of the controller (3) is rotatably connected with a connecting rod (16), an insertion groove matched with the connecting rod (16) is formed in the casing (1), an auxiliary spring (13) is fixedly connected in the insertion groove, one end of the auxiliary spring (13) is fixedly connected with the connecting rod (16), a clamping component is arranged in the connecting rod (16), and the connecting rod (16) is clamped with the casing (1) through the clamping component.

6. The coal mine gas treatment drilling and orifice locking type blowout preventer according to claim 5, wherein the clamping component comprises a clamp spring (14), a pressing rod (15) and a clamping block (17), an installation groove is formed in the connecting rod (16), one end of the clamp spring (14) is fixedly connected with the installation groove, the other end of the clamp spring (14) is fixedly connected with the clamping block (17), a plurality of clamping holes matched with the clamping block (17) are formed in the shell (1), one side of the clamping block (17) is fixedly connected with the pressing rod (15), and a pressing groove matched with the pressing rod (15) is formed in the connecting rod (16).