CN219711480U - Roof cutting pressure relief drilling plugging device - Google Patents
Roof cutting pressure relief drilling plugging device Download PDFInfo
- Publication number
- CN219711480U CN219711480U CN202321186445.4U CN202321186445U CN219711480U CN 219711480 U CN219711480 U CN 219711480U CN 202321186445 U CN202321186445 U CN 202321186445U CN 219711480 U CN219711480 U CN 219711480U
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- CN
- China
- Prior art keywords
- sleeve
- pipe
- roof
- plugging device
- cutting pressure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005553 drilling Methods 0.000 title claims abstract description 24
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims 1
- 239000003245 coal Substances 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 238000005065 mining Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model relates to the technical field of coal mining, in particular to a roof-cutting pressure-relief drilling plugging device. The utility model provides a roof-cutting pressure-relief drilling plugging device which can increase the stability of a conducting pipe and a sleeve in a drilling hole and improve the plugging quality. The utility model provides a roof cuts top release drilling plugging device, is including ring flange, sleeve pipe, conduction pipe, shutoff lid and stabilizing mean, is connected with the sleeve pipe on the ring flange, and sleeve pipe left part inboard is connected with the conduction pipe, and sleeve pipe left part screw thread is connected with the shutoff lid, is equipped with the stabilizing mean that is used for increasing the internal stability when shutoff on the conduction pipe. According to the utility model, the sliding sleeve is driven to move rightwards by rotating the screw rod, the sliding sleeve moves rightwards to extrude and push the rotating part, and the rotating part rotates and expands to form a clamping position with the inner wall of the drill hole, so that the stability of the guide pipe and the sleeve in the drill hole can be improved, and the blocking quality is improved.
Description
Technical Field
The utility model relates to the technical field of coal mining, in particular to a roof-cutting pressure-relief drilling plugging device.
Background
The pressure relief drilling holes provide channels for hydraulic fracturing of coal mine roadways, water is led into a coal mine exploitation area through the drilling holes, and rock stratum is extruded by water pressure to be disintegrated so as to assist the exploitation work of the coal mine.
The pressure relief drilling plugging device is used for plugging the drill hole, the conducting pipe and the sleeve are installed at the drill hole, the conducting pipe is plugged by the plugging cover, and plugging operation on the drill hole is achieved.
Therefore, a roof-cutting pressure-relief drilling plugging device capable of improving stability of a conducting pipe and a sleeve in a drilling hole and plugging quality is developed.
Disclosure of Invention
In order to overcome the defect that the prior plugging device has poor internal stability when being installed, only the surface is fixed by an anchor rod, the utility model provides the roof-cutting pressure-relief drilling plugging device which can increase the stability of a conducting pipe and a sleeve in a drilling hole and improve the plugging quality.
The technical proposal is as follows: the utility model provides a roof cuts top release drilling plugging device, is including ring flange, sleeve pipe, conduction pipe, shutoff lid and stabilizing mean, is connected with the sleeve pipe on the ring flange, and sleeve pipe left part inboard is connected with the conduction pipe, and sleeve pipe left part screw thread is connected with the shutoff lid, is equipped with the stabilizing mean that is used for increasing the internal stability when shutoff on the conduction pipe.
Optionally, stabilizing mean is including fixing base, rotating part, sliding sleeve and lead screw, the pipe right part of switch-over is connected with a plurality of fixing bases, all rotate on the fixing base and be connected with the rotating part, all slide and rotate and be connected with the sliding sleeve on the rotating part, the rotation is connected with a plurality of lead screws between sleeve pipe and the pipe of switch-over, the sliding sleeve all is connected with adjacent lead screw thread formula, install at the release drill way when the pipe of switch-over, when carrying out the shutoff to the drill way, it drives the sliding sleeve and moves right to rotate the sliding sleeve, the sliding sleeve moves right and extrudees the rotating part, the rotating part rotates to expand and form the screens with the drilling inner wall, increase the stability of pipe and sleeve pipe inside the drilling.
Optionally, the plugging device further comprises a connecting mechanism, wherein the connecting mechanism comprises a fixing piece and a connecting rope, the fixing piece is connected to the left side of the flange plate and the left side of the plugging cover, the connecting rope is connected between the fixing pieces, and when the plugging cover is detached, the connecting rope pulls the plugging cover, so that the plugging cover is placed conveniently.
Optionally, a sealing ring is arranged on the sleeve, so that the sealing performance of the plugging can be improved.
Optionally, the plugging covers are provided with anti-skidding patterns, so that the plugging covers can be rotated conveniently.
Optionally, the stabilizing mechanism further comprises nuts, and nuts are connected to the left side of the screw rod, so that the screw rod can be rotated conveniently.
The beneficial effects of the utility model are as follows: 1. according to the utility model, the sliding sleeve is driven to move rightwards by rotating the screw rod, the sliding sleeve moves rightwards to extrude and push the rotating part, and the rotating part rotates and expands to form a clamping position with the inner wall of the drill hole, so that the stability of the guide pipe and the sleeve in the drill hole can be improved, and the blocking quality is improved.
2. According to the utility model, the plugging cover is pulled by the connecting rope, so that the plugging cover is placed conveniently, the plugging pipe is prevented from being placed randomly, and the operation convenience is improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic perspective view of the present utility model.
Fig. 3 is an exploded view of a partial perspective structure of the present utility model.
The reference symbols in the drawings: 1: flange plate, 2: sleeve pipe, 3: conduction pipe, 4: plugging cover, 5: stabilizing mechanism, 50: fixing base, 51: rotating member, 52: sliding sleeve, 53: screw, 54: nut, 6: coupling mechanism, 60: fixing piece, 61: and (5) connecting ropes.
Detailed Description
The utility model will be further described with reference to specific examples, illustrative examples and illustrations of which are provided herein to illustrate the utility model, but are not to be construed as limiting the utility model.
The utility model provides a roof cuts top release drilling plugging device, as shown in fig. 1, including ring flange 1, sleeve pipe 2, conduction pipe 3, shutoff lid 4 and stabilizing mean 5, be connected with sleeve pipe 2 on the ring flange 1, be equipped with the sealing washer on the sleeve pipe 2, can increase shutoff leakproofness, sleeve pipe 2 left portion inboard is connected with conduction pipe 3, sleeve pipe 2 left portion screw thread is connected with shutoff lid 4, all opens on the shutoff lid 4 has the anti-skidding line, conveniently rotates shutoff lid 4, is equipped with stabilizing mean 5 on the conduction pipe 3.
As shown in fig. 1-3, the stabilizing mechanism 5 comprises a fixed seat 50, a rotating member 51, a sliding sleeve 52, a screw rod 53 and a nut 54, wherein the right part of the conducting tube 3 is connected with a plurality of fixed seats 50, the fixed seats 50 are all rotationally connected with the rotating member 51, the rotating member 51 is all slidingly and rotationally connected with the sliding sleeve 52, a plurality of screw rods 53 are rotationally connected between the sleeve 2 and the conducting tube 3, the sliding sleeve 52 is in threaded connection with the adjacent screw rods 53, the left side of each screw rod 53 is connected with the nut 54, and the screw rods 53 are convenient to rotate.
When plugging the top-cutting pressure-relief drilling hole of the seed top plate, the plugging device can be used, firstly, the plugging device is installed at the pressure-relief drilling hole, the sleeve pipe 2 and the conducting pipe 3 penetrate into the hole and are connected with the outer wall through the flange plate 1, the sleeve pipe 2 and the conducting pipe 3 are fixed, after the fixing is completed, the screw rod 53 is rotated through the screw cap 54, the screw rod 53 drives the sliding sleeve 52 to move rightwards, the sliding sleeve 52 moves rightwards to extrude and push the rotating piece 51, the rotating piece 51 rotates and expands to form a clamping position with the inner wall of the drilling hole, the stability of the conducting pipe 3 and the sleeve pipe 2 in the drilling hole is improved, the plugging cover 4 is screwed into the conducting pipe 3 during plugging, and the pressure-relief drilling machine core can be plugged by plugging the conducting pipe 3.
As shown in fig. 1 and 2, the plugging device further comprises a connecting mechanism 6, the connecting mechanism 6 comprises a fixing piece 60 and a connecting rope 61, the fixing piece 60 is connected to the left sides of the flange plate 1 and the plugging cover 4, and the connecting rope 61 is connected between the fixing pieces 60.
The connecting mechanism 6 of the plugging device can be used for conveniently carrying out placement management on the plugging cover 4, when the plugging cover 4 is disassembled, the connecting rope 61 pulls the plugging cover 4, so that the plugging cover 4 is conveniently placed, random placement of plugging pipes is avoided, and the operation convenience is improved.
The embodiments described above are intended to provide those skilled in the art with a full range of modifications and variations to the embodiments described above without departing from the inventive concept thereof, and therefore the scope of the utility model is not limited by the embodiments described above, but is to be accorded the broadest scope consistent with the innovative features recited in the claims.
Claims (6)
1. A roof cutting pressure relief drilling plugging device is characterized in that: including ring flange (1), sleeve pipe (2), conduction pipe (3), shutoff lid (4) and stabilizing mean (5), be connected with sleeve pipe (2) on ring flange (1), sleeve pipe (2) left portion inboard is connected with conduction pipe (3), and sleeve pipe (2) left portion screw thread is connected with shutoff lid (4), is equipped with on conduction pipe (3) to be used for increasing the stabilizing mean (5) of internal stability when shutoff.
2. The roof-cutting pressure-relief borehole plugging device according to claim 1, wherein: the stabilizing mechanism (5) comprises a fixed seat (50), a rotating part (51), a sliding sleeve (52) and a screw rod (53), wherein the right part of the guide tube (3) is connected with a plurality of fixed seats (50), the fixed seats (50) are rotationally connected with the rotating part (51), the rotating part (51) is rotationally connected with the sliding sleeve (52), a plurality of screw rods (53) are rotationally connected between the sleeve (2) and the guide tube (3), the sliding sleeve (52) is in threaded connection with the adjacent screw rods (53), when the guide tube (3) is installed at a pressure relief drill hole, the sliding sleeve (52) is driven to move rightwards by the rotating screw rods (53) to push the rotating part (51) in a rightward movement and extrusion mode, the rotating part (51) rotates to be unfolded and form a clamping position with the inner wall of a drill hole, and the stability of the guide tube (3) and the sleeve (2) in the drill hole is increased.
3. The roof-cutting pressure-relief borehole plugging device according to claim 2, wherein: the sealing device is characterized by further comprising a connecting mechanism (6), wherein the connecting mechanism (6) comprises a fixing piece (60) and a connecting rope (61), the fixing piece (60) is connected to the left side of the flange plate (1) and the left side of the sealing cover (4), the connecting rope (61) is connected between the fixing pieces (60), and when the sealing cover (4) is detached, the connecting rope (61) pulls the sealing cover (4) so as to facilitate placement of the sealing cover (4).
4. The roof-cutting pressure-relief borehole plugging device according to claim 1, wherein: the sealing ring is arranged on the sleeve (2), so that the sealing performance of the plugging can be improved.
5. The roof-cutting pressure-relief borehole plugging device according to claim 1, wherein: the anti-skid patterns are arranged on the plugging cover (4), so that the plugging cover (4) can be rotated conveniently.
6. The roof-cutting pressure-relief borehole plugging device according to claim 2, wherein: the stabilizing mechanism (5) further comprises nuts (54), and the nuts (54) are connected to the left side of the screw rod (53) so as to facilitate the screw rod (53) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321186445.4U CN219711480U (en) | 2023-05-17 | 2023-05-17 | Roof cutting pressure relief drilling plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321186445.4U CN219711480U (en) | 2023-05-17 | 2023-05-17 | Roof cutting pressure relief drilling plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219711480U true CN219711480U (en) | 2023-09-19 |
Family
ID=87980602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321186445.4U Active CN219711480U (en) | 2023-05-17 | 2023-05-17 | Roof cutting pressure relief drilling plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219711480U (en) |
-
2023
- 2023-05-17 CN CN202321186445.4U patent/CN219711480U/en active Active
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