CN213574003U

CN213574003U - Plugging device for coal seam deep hole double-pipe directional drilling machine

Info

Publication number: CN213574003U
Application number: CN202022700224.7U
Authority: CN
Inventors: 陈毓杰
Original assignee: Shanxi Honghai Trade Co ltd
Current assignee: Shanxi Honghai Trade Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-06-29
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a plugging device for a coal seam deep hole double-pipe directional drilling machine, which relates to the technical field of plugging devices and comprises a vertical plate and a plugging mechanism, wherein a connecting disc and a connecting device are movably arranged in the vertical plate, a fixed arrangement is arranged between the side surface of the connecting disc and the side surface of the plugging mechanism, the plugging mechanism comprises a fixed plate, a sealing body is fixedly arranged in the fixed plate, an elastic air bag is arranged in the sealing body, the filling gas is filled in the elastic air bag, the connecting device comprises a connecting block, the two screw rods are rotated by arranging the two screw rods, so that the two screw rods respectively drive the corresponding nut seats to move, the nut seats can drive the positioning blocks to gradually move to the inner part of the vertical plate through the fixed blocks, thereby the vertical plate and the connecting disc can be in limit connection through the connecting, therefore, the installation process is simplified, and the effect of improving the installation efficiency is achieved.

Description

Plugging device for coal seam deep hole double-pipe directional drilling machine

Technical Field

The utility model relates to a plugging device technical field specifically is a plugging device for double-barrelled directional drilling machine of coal seam deep hole.

Background

In the process of assembling and disassembling the sleeve and the drill rod, the annular space of the sleeve and the drill rod can leak water, coal slag and gas, and a tool is required to be used for plugging.

Among the prior art, the shutoff instrument is all going on through the mode of bolt when carrying out installation work, but this kind of mounting means not only can lead to the installation process loaded down with trivial details, still can lead to work installation time to reduce, general shutoff instrument carries out the shutoff work again after all detaching through the initiative sleeve pipe in addition, thereby leads to some water, cinder, gas to appear the condition of leaking easily, for solving above-mentioned problem, the utility model provides a plugging device for double-barrelled directional drilling machine of coal seam deep hole.

SUMMERY OF THE UTILITY MODEL

The utility model provides a plugging device for double-barrelled directional drilling machine of coal seam deep hole possesses the advantage of being convenient for erection joint and being convenient for in time shutoff to solve the low and partial water of installation effectiveness, cinder, gas and appear leaking the problem after the initiative sleeve pipe is detached easily.

For the purpose of realizing the erection joint of being convenient for and the timely shutoff of being convenient for, the utility model provides a following technical scheme: a plugging device for a coal seam deep hole double-pipe directional drilling machine comprises a vertical plate and a plugging mechanism, wherein a connecting disc and a connecting device are movably arranged in the vertical plate, and the side face of the connecting disc and the side face of the plugging mechanism are fixedly arranged;

the plugging mechanism comprises a fixed plate, a sealing body is fixedly arranged in the fixed plate, an elastic air bag is arranged in the sealing body, and filling gas is filled in the elastic air bag;

the connecting device comprises a connecting block, a motor is fixedly arranged in the connecting block, two output shafts of the motor are respectively and fixedly connected with a first screw rod and a second screw rod, and the surfaces of the first screw rod and the second screw rod are movably connected with nut seats;

the side of nut seat all fixedly connected with fixed block, two the equal fixedly connected with locating piece of looks back end of fixed block, the inside fixed mounting of connecting block has the installation piece, the fixed surface of installation piece installs the slide bar that extends to the locating piece inside.

As a preferred technical scheme of the utility model, the spread groove has been seted up to the inside of riser, connection pad and connecting device all are located the inside of spread groove, be fixed connection between connection pad and the connecting block.

As an optimal technical scheme of the utility model, the screw thread on first lead screw and second lead screw surface sets up for opposite, first lead screw and second lead screw correspond the matching with the nut seat on self surface each other respectively, the inside of nut seat all is provided with the ball, two axial motion is done along the screw thread on first lead screw and second lead screw surface respectively through the ball to the nut seat.

As an optimized technical scheme of the utility model, two the back of the body end of locating piece all is located the inside of spread groove, be sliding connection between slide bar and the locating piece.

As a preferred technical scheme of the utility model, the equal fixed mounting in one side that the fixed block is close to the installation piece has the stopper, the stopper is made for elastic material.

As a preferred technical scheme of the utility model, the fixed mouthful has been seted up on the surface of fixed block, the slide bar runs through the fixed block through the fixed mouthful, the bore of fixed mouthful is greater than the diameter of slide bar.

Compared with the prior art, the utility model provides a plugging device for double-barrelled directional drilling machine of coal seam deep hole possesses following beneficial effect:

1. this plugging device for double-barrelled directional drilling machine in coal seam deep hole rotates through setting up two lead screws for two lead screws drive the nut seat that corresponds respectively and move, make the nut seat can drive the inside that the locating piece removed to the riser gradually through the fixed block, thereby make between riser and the connection pad can pass through connecting device limit connection, reached the effect of the erection joint of being convenient for, so simplified the installation, thereby reached the effect that improves the installation effectiveness.

2. This plugging device for double-barrelled directional drilling machine of coal seam deep hole adds gas filling through the inside that sets up the elasticity gasbag for gas filling can fill and swell the elasticity gasbag, makes the elasticity gasbag can obtain the characteristic that the shape changes wantonly, so makes the elasticity gasbag can contradict with the laminating of initiative sleeve pipe, has reached the effect of the timely shutoff of being convenient for, has avoided some water, cinder, gas to appear leaking easily after the initiative sleeve pipe is detached.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at the position A of the present invention;

fig. 3 is a schematic view of the fixing block structure of the present invention.

In the figure: 1. a vertical plate; 2. a connecting disc; 3. a connecting device; 4. a fixing plate; 5. a seal body; 6. an elastic air bag; 7. filling gas; 8. connecting grooves; 9. connecting blocks; 10. a motor; 11. a first lead screw; 12. a second lead screw; 13. a nut seat; 14. a fixed block; 15. positioning blocks; 16. mounting blocks; 17. a slide bar; 18. a limiting block; 19. a fixed port; 20. a plugging mechanism.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model discloses a plugging device for a coal seam deep hole double-pipe directional drilling machine, which comprises a vertical plate 1 and a plugging mechanism 20, wherein a connecting disc 2 and a connecting device 3 are movably arranged in the vertical plate 1, and the side surface of the connecting disc 2 and the side surface of the plugging mechanism 20 are fixedly arranged;

the plugging mechanism 20 comprises a fixed plate 4, a sealing body 5 is fixedly installed inside the fixed plate 4, an elastic air bag 6 is arranged inside the sealing body 5, filling gas 7 is filled inside the elastic air bag 6, the filling gas 7 is added inside the elastic air bag 6, so that the filling gas 7 can fill and bulge the elastic air bag 6, the elastic air bag 6 can obtain the characteristic of randomly changing shape, the elastic air bag 6 can be attached to and abutted against the active casing pipe, the effect of convenient and timely plugging is achieved, and the phenomenon that part of water, coal slag and gas are easy to leak after the active casing pipe is detached is avoided;

the connecting device 3 comprises a connecting block 9, a connecting groove 8 is arranged inside the vertical plate 1, the connecting disc 2 and the connecting device 3 are both positioned inside the connecting groove 8, the connecting disc 2 is fixedly connected with the connecting block 9, the motor 10 is fixedly arranged inside the connecting block 9, the motor 10 is a double-shaft motor, the model of the motor 10 is WS-4058GW-555R, two output shafts of the motor 10 are respectively and fixedly connected with a first screw rod 11 and a second screw rod 12, the surfaces of the first screw rod 11 and the second screw rod 12 are both movably connected with nut seats 13, the threads on the surfaces of the first screw rod 11 and the second screw rod 12 are arranged oppositely, the first screw rod 11 and the second screw rod 12 are respectively matched with a nut seat 13 on the surface of the screw rod, the nut seats 13 are internally provided with balls, and the two nut seats 13 respectively move axially along the threads on the surfaces of the first screw rod 11 and the second screw rod 12 through the balls;

the equal fixedly connected with fixed block 14 in side of nut seat 13, two the equal fixedly connected with locating piece 15 in looks back end of fixed block 14 rotates through setting up two lead screws, make two lead screws drive the nut seat 13 that corresponds respectively and remove, make nut seat 13 can drive locating piece 15 through fixed block 14 and remove to the inside of riser 1 gradually, thereby make and to pass through connecting device 3 spacing connection between riser 1 and the connection pad 2, reached the effect of being convenient for erection joint, so simplified the installation, thereby reached the effect that improves the installation effectiveness, the inside fixed mounting of connecting block 9 has installation piece 16, the fixed surface of installation piece 16 installs slide bar 17 that extends to the inside of locating piece 15.

Specifically, the opposite ends of the two positioning blocks 15 are located inside the connecting groove 8, and the sliding rod 17 is connected with the positioning blocks 15 in a sliding manner.

In this embodiment, the sliding connection between the sliding rod 17 and the positioning block 15 is utilized, so that the positioning block 15 can stabilize the motion state of the positioning block 15 through the sliding rod 17, and the effect of stable movement is achieved.

Specifically, a limiting block 18 is fixedly mounted on one side of the fixing block 14 close to the mounting block 16, and the limiting block 18 is made of an elastic material.

In this embodiment, the fixed block 14 is fixedly provided with the limiting block 18 on one side close to the mounting block 16, so that the fixed block 14 can limit the moving distance of the nut seat 13 through the limiting block 18, thereby avoiding the situation that the two nut seats 13 are separated from the first lead screw 11 and the second lead screw 12, and achieving the limiting effect.

Specifically, a fixing opening 19 is formed in the surface of the fixing block 14, the sliding rod 17 penetrates through the fixing block 14 through the fixing opening 19, and the diameter of the fixing opening 19 is larger than the diameter of the sliding rod 17.

In this embodiment, the caliber of the fixing opening 19 is larger than the diameter of the sliding rod 17, so that the fixed block 14 and the sliding rod 17 are prevented from being attached and touched, and the fixed block 14 and the sliding rod 17 are prevented from being subjected to frictional resistance.

The utility model discloses a theory of operation and use flow: when the connecting device is used, the connecting disc 2 and the connecting block 9 are inserted into the connecting groove 8, then the motor 10 is started, the motor 10 can simultaneously drive the first screw rod 11 and the second screw rod 12 to rotate, the first screw rod 11 and the second screw rod 12 respectively drive the corresponding nut bases 13 to move, the two nut bases 13 can respectively drive the two positioning blocks 15 to move back and forth through the fixing blocks 14, the opposite ends of the two positioning blocks 15 gradually move into the connecting groove 8, and the vertical plate 1 and the connecting disc 2 can be in limit connection through the connecting device 3; the sleeve and the drill rod are inserted into the inner side of the elastic air bag 6, so that the elastic air bag 6 can tightly wrap the surface of the sleeve, and the plugging effect can be achieved; and the casing on the surface of the drill rod is withdrawn, so that the elastic air bag 6 can continue to tightly wrap the surface of the drill rod through the characteristic of random change of the shape under the support of the filling gas 7, and the space for withdrawing the casing can be plugged in time.

In summary, the plugging device for the coal seam deep hole double-pipe directional drilling machine is provided with the two screw rods to rotate, so that the two screw rods respectively drive the corresponding nut seats 13 to move, the nut seats 13 can drive the positioning blocks 15 to gradually move to the inner parts of the vertical plates 1 through the fixing blocks 14, the vertical plates 1 and the connecting discs 2 can be in limited connection through the connecting devices 3, the effect of convenient installation and connection is achieved, the installation process is simplified, and the effect of improving the installation efficiency is achieved; fill gas 7 through the inside addition that sets up elastic airbag 6 for fill gas 7 can fill and swell elastic airbag 6, make elastic airbag 6 can obtain the characteristic that the shape changed wantonly, so make elastic airbag 6 can contradict with the laminating of initiative sleeve pipe, reached the effect of being convenient for in time shutoff, avoided partly water, cinder, gas to appear leaking after the initiative sleeve pipe is detached easily.

It should be noted that, in this document, terms such as "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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a coal seam deep hole double-barrelled plugging device for directional drilling machine, includes riser (1) and shutoff mechanism (20), its characterized in that: a connecting disc (2) and a connecting device (3) are movably arranged in the vertical plate (1), and the side surface of the connecting disc (2) and the side surface of the plugging mechanism (20) are fixedly arranged;

the plugging mechanism (20) comprises a fixed plate (4), a sealing body (5) is fixedly installed inside the fixed plate (4), an elastic air bag (6) is arranged inside the sealing body (5), and filling gas (7) is filled inside the elastic air bag (6);

the connecting device (3) comprises a connecting block (9), a motor (10) is fixedly installed inside the connecting block (9), two output shafts of the motor (10) are fixedly connected with a first screw rod (11) and a second screw rod (12) respectively, and the surfaces of the first screw rod (11) and the second screw rod (12) are movably connected with nut seats (13);

the equal fixedly connected with fixed block (14), two in the side of nut seat (13) the equal fixedly connected with locating piece (15) in the back of the body end of fixed block (14), the inside fixed mounting of connecting block (9) has installation piece (16), the fixed surface of installation piece (16) installs slide bar (17) that extend to locating piece (15) inside.

2. The plugging device for the coal seam deep hole double-pipe directional drilling machine according to claim 1, characterized in that: the connecting device is characterized in that a connecting groove (8) is formed in the vertical plate (1), the connecting disc (2) and the connecting device (3) are both located in the connecting groove (8), and the connecting disc (2) and the connecting block (9) are fixedly connected.

3. The plugging device for the coal seam deep hole double-pipe directional drilling machine according to claim 1, characterized in that: the screw thread on the surfaces of the first screw rod (11) and the second screw rod (12) are arranged oppositely, the first screw rod (11) and the second screw rod (12) are respectively matched with the nut seats (13) on the surfaces of the first screw rod and the second screw rod correspondingly, balls are arranged in the nut seats (13), and the two nut seats (13) respectively move axially along the screw thread on the surfaces of the first screw rod (11) and the second screw rod (12) through the balls.

4. The plugging device for the coal seam deep hole double-pipe directional drilling machine according to claim 1, characterized in that: the back ends of the two positioning blocks (15) are located inside the connecting groove (8), and the sliding rod (17) is in sliding connection with the positioning blocks (15).

5. The plugging device for the coal seam deep hole double-pipe directional drilling machine according to claim 1, characterized in that: one side of the fixed block (14) close to the mounting block (16) is fixedly provided with a limiting block (18), and the limiting block (18) is made of elastic material.

6. The plugging device for the coal seam deep hole double-pipe directional drilling machine according to claim 1, characterized in that: the surface of the fixed block (14) is provided with a fixed opening (19), the sliding rod (17) penetrates through the fixed block (14) through the fixed opening (19), and the caliber of the fixed opening (19) is larger than the diameter of the sliding rod (17).