CN210370582U - Hole-drilling water-injection hole packer - Google Patents
Hole-drilling water-injection hole packer Download PDFInfo
- Publication number
- CN210370582U CN210370582U CN201921372454.6U CN201921372454U CN210370582U CN 210370582 U CN210370582 U CN 210370582U CN 201921372454 U CN201921372454 U CN 201921372454U CN 210370582 U CN210370582 U CN 210370582U
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- water pipe
- block
- pipe
- extrusion block
- extrusion
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Abstract
The utility model discloses a drilling water injection hole packer, the upper end of water pipe is provided with a supporting mechanism for supporting the water pipe and preventing falling, the supporting mechanism comprises a first extrusion block and a second extrusion block, the first extrusion block is movably connected with the water pipe, the bottom end of the first extrusion block is provided with the second extrusion block, through arranging the first extrusion block, the first extrusion block is movably connected with the water pipe, the second extrusion block is fixedly connected with the water pipe through screw threads, so that when the water pipe needs to extend into the drilling hole in a coal mine layer, the first extrusion block is extruded, the first extrusion block transmits pressure to the second extrusion block through a limiting spring, the upper end of the water pipe is extruded and fixed, further, the water pipe is prevented from deforming due to overhigh water pressure when water is injected, the hole sealing efficiency of water injection is improved, the top end of a mounting groove is welded and fixed with a compression spring, when the water pipe extends inwards in the drilling hole, the buffer block can buffer the impact force received through the compression spring, and damage to the water pipe is prevented.
Description
Technical Field
The utility model relates to a hole packer field specifically is a drilling water injection hole packer.
Background
In coal mine safety mining, coal mine gas outburst accidents are disaster accidents which cause the greatest casualties at present, and the gas accidents have the characteristics of strong burstiness and destructiveness, and once the accidents occur, the accidents can cause the casualties and property loss. The gas drainage hole can have different degrees of hole collapse and hole blocking along with the increase of service life, the drainage effect is seriously influenced, the water injection into the drilled hole of a coal seam is an active and effective measure for preventing coal dust on a non-stoped working surface in the coal mining production process, the existing water injection hole packer is easy to bend and deform due to the action of water pressure when water is injected into the drilled hole, the water injection efficiency is influenced, and the water pipe is not provided with a fixing device in the drilled hole, so that the water pipe is easy to damage when the water pipe is placed and taken out, and the use is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drilling water injection hole packer to it is when carrying out the water injection to drilling to solve current water injection hole packer, because of hydraulic effect, the easy bending deformation of water pipe influences water injection efficiency, and the water pipe does not have fixing device in drilling, causes the water pipe damage easily when putting pipe and water pipe and taking out, influences the technical problem of use.
The purpose of the utility model can be realized by the following technical scheme:
a hole-drilling water-injection hole packer comprises a coal mine layer, a drilling hole, a water pipe, an expansion pipe, a protective block, a buffer block, a limiting spring, a first supporting pipe, a second supporting pipe, a compression spring, a mounting groove, a damping block and a limiting groove, wherein a supporting mechanism for supporting and preventing the water pipe from falling off is arranged at the upper end of the water pipe, the supporting mechanism comprises a first extrusion block and a second extrusion block, the first extrusion block is movably connected with the water pipe, the bottom end of the first extrusion block is provided with the second extrusion block, the second extrusion block is fixedly connected with the water pipe through threads, the structures of the second extrusion block and the first extrusion block are the same, pin shafts are symmetrically arranged at the two ends of the second extrusion block and the two ends of the first extrusion block through threaded holes, the pin shafts are movably connected with the limiting spring, the limiting spring is arranged in parallel with the water pipe, so that the limiting spring limits the distance between the second extrusion block and, the bottom of second extrusion piece is provided with the slide rail, and the slide rail is ring form structure, and the slide rail passes through bolt and water pipe fixed connection, and sliding connection has the bracing piece on the slide rail, and bolt and second extrusion piece fixed connection are passed through to the top of bracing piece, and the bottom of slide rail is provided with the expansion pipe, and the expansion pipe passes through screw thread and water pipe fixed connection.
As the utility model discloses a further scheme, the bottom of expansion pipe is provided with and is used for carrying out spacing stopper to the expansion pipe, and the stopper passes through screw thread and water pipe fixed connection, and the bottom of stopper has first stay tube through bolt fixed mounting.
As a further scheme of the utility model, the top of first stay tube is provided with the recess, and the locating pin fixed mounting that passes through in the recess has the second stay tube, and bolt and stopper fixed connection are passed through on the top of second stay tube.
As a further scheme of the utility model, the bottom of first supporting tube is provided with the concave station, has the buffer board through bolt fixed mounting in the concave station, and the one end of buffer board is provided with the buffer block.
As a further scheme of the utility model, the buffer block is provided with the columnar structure of circular boss for the bottom, and the top of buffer block is inwards sunken to be provided with the mounting groove, and the top welded fastening of mounting groove has compression spring.
As the utility model discloses a further scheme, compression spring's top and damping piece welded fastening, the top of damping piece has the spacing groove of setting in first supporting tube bottom to offset.
The utility model has the advantages that:
the utility model provides a drilling water injection hole packer, through setting up first extrusion piece, first extrusion piece and water pipe swing joint, the second extrusion piece passes through screw thread and water pipe fixed connection, and set up spacing spring between first extrusion piece and the second extrusion piece, and then make when the water pipe needs stretch into the intraformational drilling in colliery, through will extrude first extrusion piece, first extrusion piece is through spacing spring with pressure transmission to second extrusion piece, and then make the upper end of water pipe fixed by the extrusion, and then make the water pipe when carrying out the water injection, can not warp because of water pressure is too high, and then the efficiency of water injection hole sealing has been improved, the top welded fastening of mounting groove has compression spring, make when the water pipe extends in to the drilling, the buffer block can cushion the impact force that receives through compression spring, prevent the damage of water pipe.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is an installation schematic diagram of a drilling water injection hole packer of the utility model;
FIG. 2 is a schematic view of the installation of the extrusion block of the present invention;
FIG. 3 is a schematic view of the installation of the buffer block of the present invention;
in the figure: 1. a coal seam; 2. drilling; 3. a water pipe; 4. an expansion tube; 5. a first extrusion block; 6. a limiting block; 7. a protection block; 8. a buffer block; 9. a second extrusion block; 10. a pin shaft; 11. a limiting spring; 12. a slide rail; 13. a support bar; 14. a first support tube; 15. a second support tube; 16. positioning pins; 17. a compression spring; 18. mounting grooves; 19. a damping block; 20. a limiting groove; 21. a buffer plate.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, a hole-drilling water-injection hole packer comprises a coal mine layer 1, a drill hole 2, a water pipe 3, an expansion pipe 4, a protection block 7, a buffer block 8, a limit spring 11, a first support pipe 14, a second support pipe 15, a compression spring 17, a mounting groove 18, a damping block 19 and a limit groove 20, wherein a support mechanism for supporting and preventing the water pipe 3 from falling off is arranged at the upper end of the water pipe 3, the support mechanism comprises a first extrusion block 5 and a second extrusion block 9, the first extrusion block 5 is movably connected with the water pipe 3, the bottom end of the first extrusion block 5 is provided with the second extrusion block 9, the second extrusion block 9 is fixedly connected with the water pipe 3 through threads, the second extrusion block 9 and the first extrusion block 5 have the same structure, pin shafts 10 are symmetrically arranged at two ends of the second extrusion block 9 and the first extrusion block 5 through threaded holes, the limit spring 11 is movably connected on the pin shafts 10, spacing spring 11 is parallel arrangement with water pipe 3, make spacing spring 11 carry on spacingly to the relative position of second extrusion piece 9 and first extrusion piece 5 on water pipe 3, the bottom of second extrusion piece 9 is provided with slide rail 12, slide rail 12 is the ring column structure, and slide rail 12 passes through bolt and 3 fixed connection of water pipe, sliding connection has bracing piece 13 on slide rail 12, bolt and 9 fixed connection of second extrusion piece are passed through on the top of bracing piece 13, the bottom of slide rail 12 is provided with expansion pipe 4, expansion pipe 4 passes through screw thread and 3 fixed connection of water pipe.
The bottom of expansion pipe 4 is provided with and is used for carrying out spacing stopper 6 to expansion pipe 4, and stopper 6 passes through screw thread and 3 fixed connection of water pipe, and there is first supporting tube 14 bottom of stopper 6 through bolt fixed mounting.
The top of the first supporting pipe 14 is provided with a groove, a second supporting pipe 15 is fixedly installed in the groove through a positioning pin 16, and the top of the second supporting pipe 15 is fixedly connected with the limiting block 6 through a bolt.
The bottom of first supporting tube 14 is provided with the concave station, has buffer plate 21 through bolt fixed mounting in the concave station, and the one end of buffer plate 21 is provided with buffer block 8.
When the utility model is used, the first extrusion block 5 is arranged, the first extrusion block 5 is movably connected with the water pipe 3, the second extrusion block 9 is fixedly connected with the water pipe 3 through threads, and the limiting spring 11 is arranged between the first extrusion block 5 and the second extrusion block 9, so that when the water pipe 3 needs to extend into the drill hole 2 in the coal seam 1, by pressing the first pressing block 5, the first pressing block 5 transmits the pressure to the second pressing block 9 through the limiting spring 11, so that the upper end of the water pipe 3 is extruded and fixed, and the water pipe 3 is not deformed due to overhigh water pressure when water is injected, further improving the efficiency of water injection and hole sealing, the top end of the mounting groove 18 is welded and fixed with a compression spring 17, when the water pipe 3 extends into the drill hole 2, the buffer block 8 can buffer the received impact force through the compression spring 17, and the water pipe 3 is prevented from being damaged.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A hole-drilling water injection hole packer is characterized by comprising a coal mine layer (1), a drill hole (2), a water pipe (3), an expansion pipe (4), a protection block (7), a buffer block (8), a limiting spring (11), a first supporting pipe (14), a second supporting pipe (15), a compression spring (17), a mounting groove (18), a damping block (19) and a limiting groove (20), wherein the upper end of the water pipe (3) is provided with a supporting mechanism for supporting and preventing the water pipe (3) from falling off, the supporting mechanism comprises a first extrusion block (5) and a second extrusion block (9), the first extrusion block (5) is movably connected with the water pipe (3), the bottom end of the first extrusion block (5) is provided with the second extrusion block (9), the second extrusion block (9) is fixedly connected with the water pipe (3) through threads, and the second extrusion block (9) has the same structure as the first extrusion block (5), round pin axle (10) are all installed through the screw hole symmetry at the both ends of second extrusion piece (9) and first extrusion piece (5), swing joint has spacing spring (11) on round pin axle (10), spacing spring (11) are parallel arrangement with water pipe (3), make spacing spring (11) carry on spacingly to second extrusion piece (9) and first extrusion piece (5) interval on water pipe (3), the bottom of second extrusion piece (9) is provided with slide rail (12), slide rail (12) are the loop configuration, and slide rail (12) are through bolt and water pipe (3) fixed connection, sliding connection has bracing piece (13) on slide rail (12), the top of bracing piece (13) is through bolt and second extrusion piece (9) fixed connection, the bottom of slide rail (12) is provided with expansion pipe (4), expansion pipe (4) are through screw thread and water pipe (3) fixed connection.
2. A hole packer for water injection and hole injection in drilling according to claim 1, characterized in that a limiting block (6) for limiting the expansion pipe (4) is arranged at the bottom end of the expansion pipe (4), the limiting block (6) is fixedly connected with the water pipe (3) through threads, and a first supporting pipe (14) is fixedly arranged at the bottom end of the limiting block (6) through a bolt.
3. A hole filling and sealing device according to claim 1, characterized in that the top end of the first support pipe (14) is provided with a groove, a second support pipe (15) is fixedly installed in the groove through a positioning pin (16), and the top end of the second support pipe (15) is fixedly connected with the limiting block (6) through a bolt.
4. A hole-drilling water injection hole packer as claimed in claim 1, characterized in that the bottom end of the first support pipe (14) is provided with a concave platform, a buffer plate (21) is fixedly mounted in the concave platform through bolts, and one end of the buffer plate (21) is provided with a buffer block (8).
5. The hole-drilling water injection hole packer according to claim 1, wherein the buffer block (8) is of a columnar structure with a round boss at the bottom end, the top end of the buffer block (8) is inwards recessed to form an installation groove (18), and a compression spring (17) is welded and fixed at the top end of the installation groove (18).
6. A hole-drilling water-injection hole packer according to claim 1, characterized in that the top end of the compression spring (17) is welded and fixed with a damping block (19), and the top end of the damping block (19) is provided with a limit groove (20) arranged at the bottom end of the first supporting tube (14) to abut against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921372454.6U CN210370582U (en) | 2019-08-22 | 2019-08-22 | Hole-drilling water-injection hole packer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921372454.6U CN210370582U (en) | 2019-08-22 | 2019-08-22 | Hole-drilling water-injection hole packer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210370582U true CN210370582U (en) | 2020-04-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921372454.6U Expired - Fee Related CN210370582U (en) | 2019-08-22 | 2019-08-22 | Hole-drilling water-injection hole packer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210370582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177558A (en) * | 2020-10-13 | 2021-01-05 | 中国矿业大学 | Novel underground coal gasification exploitation process leakage plugging device |
-
2019
- 2019-08-22 CN CN201921372454.6U patent/CN210370582U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177558A (en) * | 2020-10-13 | 2021-01-05 | 中国矿业大学 | Novel underground coal gasification exploitation process leakage plugging device |
| CN112177558B (en) * | 2020-10-13 | 2021-06-25 | 中国矿业大学 | Novel underground coal gasification exploitation process leakage plugging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20200822 |