CN220645966U - Grouting tool for mine tunnel - Google Patents
Grouting tool for mine tunnel Download PDFInfo
- Publication number
- CN220645966U CN220645966U CN202322442387.3U CN202322442387U CN220645966U CN 220645966 U CN220645966 U CN 220645966U CN 202322442387 U CN202322442387 U CN 202322442387U CN 220645966 U CN220645966 U CN 220645966U
- Authority
- CN
- China
- Prior art keywords
- grouting
- positioning
- spring
- side wall
- wall
- Prior art date
- 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
- 238000007569 slipcasting Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 description 5
- 239000011435 rock Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000011440 grout Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a grouting tool for a mine roadway, which comprises a grouting pipe and a positioning cylinder, wherein the top end of the positioning cylinder is provided with a threaded hole, the inner wall of the threaded hole is in threaded connection with a threaded rod, the inner bottom wall of the positioning cylinder is elastically connected with a connecting block through a first spring, the connecting block is rotationally connected with one end of the threaded rod, the side wall of the threaded rod is rotationally connected with a mounting sleeve, the side wall of the mounting sleeve is symmetrically and elastically connected with a connecting plate through a plurality of second springs, the side wall of each connecting plate is fixedly connected with a plurality of positioning rods, and each positioning rod is slidably connected inside a chute. According to the utility model, grouting is carried out through the grouting pipe, so that gaps on the inner wall of the roadway can be filled, and the firmness of the roadway is increased; after grouting, the threaded rod is utilized to drive the second spring to extrude the positioning rod, the grouting pipe is stably fixed in the drilled hole to support, the side wall of the roadway is firmer, and stable support and roadway support are provided.
Description
Technical Field
The utility model relates to the technical field of mine tunnel grouting, in particular to a grouting tool for a mine tunnel.
Background
In mine tunnel engineering, stress change of a rock mass is caused by digging a tunnel in the rock mass, so that the mechanical property of surrounding rock of the tunnel is improved, the strength of the rock mass is improved to ensure safety, the rock mass is reinforced by drilling holes in the mine tunnel and injecting grout into the holes after the drilling holes are formed, and an existing grouting device comprises a grouting pump, a hole sealing device and a grouting pipe connected with the grouting pump.
At present, for improving the safety and stability in the mine, the grouting can be punched on the side wall generally, the firmness of the side wall is increased, but the current grouting pipe lacks fixing devices, so that the grouting pipe cannot be fixed in the punched hole, the grouting pipe can only be fixed through the adhesive effect after the slurry is coagulated, but the grouting pipe lacks supporting and fixing devices, cannot be stably supported for a long time, and has certain limitation.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a grouting tool for a mine tunnel.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a grouting tool for mine tunnel, includes grouting pipe and positioning tube, threaded hole has been seted up on the positioning tube top, threaded hole inner wall threaded connection has the threaded rod, the connecting block is connected with through first spring elastic connection to the inner bottom wall of positioning tube, the connecting block rotates with threaded rod one end to be connected, threaded rod lateral wall rotates to be connected with the installation cover, the installation cover lateral wall has the connecting plate through a plurality of second spring symmetry elastic connection, every the equal fixedly connected with of connecting plate lateral wall a plurality of locating levers, the spout has been seted up to positioning tube inside wall symmetry, every equal sliding connection of locating lever is inside the spout.
Preferably, a plurality of through holes are formed in the side wall of the sliding groove, and the positioning cylinder is connected to the inner wall of the grouting pipe in a sliding mode.
Preferably, the side wall of the grouting pipe is provided with a plurality of positioning holes, and the side wall of the grouting pipe is provided with a plurality of grouting holes.
Preferably, the positioning rod sequentially penetrates through the through hole and the positioning hole and then extends to the outside of the grouting pipe.
Preferably, one end of the second spring is fixedly connected with the side wall of the mounting sleeve, and one end of the second spring is fixedly connected with the side wall of the connecting plate.
Preferably, one end of the first spring is fixedly connected with the inner bottom wall of the positioning cylinder, and the other end of the first spring is fixedly connected with the bottom wall of the connecting plate.
The utility model has the beneficial effects that:
1. setting a positioning cylinder, a threaded rod, a positioning rod and other structures, inserting the positioning cylinder into a grouting pipe after grouting is completed through the grouting pipe, extruding a first spring to act as a reaction force on the threaded rod through rotating the threaded rod, improving stability on the threaded rod, driving the positioning rod to slide downwards in a chute through the threaded rod, and when the positioning rod moves to a through hole, under the elastic action of a second spring, enabling the positioning rod to sequentially penetrate through the through hole and a positioning hole, tightly attaching the positioning rod to a roadway, so that the positioning rod cannot retract under the outward tensile force of the threaded rod, determining that the positioning rod is tightly attached to the side wall of a drilling hole for grouting, and providing stable support for a grouting tool for a mine roadway;
2. grouting is carried out through the grouting pipe, so that gaps on the inner wall of the roadway can be filled, and the firmness degree of the roadway is increased; after grouting, the threaded rod is utilized to drive the second spring to extrude the positioning rod, the grouting pipe is stably fixed in the drilled hole to support, the side wall of the roadway is firmer, and stable support and roadway support are provided.
Drawings
Fig. 1 is a schematic structural diagram of a grouting tool for mine roadways.
Fig. 2 is a schematic structural diagram of the grouting tool for mine tunnel before the positioning cylinder works.
Fig. 3 is a front view of a grouting pipe in the grouting tool for mine roadways.
In the figure: 1 grouting pipe, 2 locating holes, 3 grouting holes, 4 locating cylinders, 5 threaded holes, 6 threaded rods, 7 connecting blocks, 8 first springs, 9 mounting sleeves, 10 second springs, 11 connecting plates, 12 locating rods, 13 through holes and 14 sliding grooves.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, a grouting tool for mine tunnel, including slip casting pipe 1 and positioning tube 4, screw hole 5 has been seted up on positioning tube 4 top, screw hole 5 inner wall threaded connection has threaded rod 6, positioning tube 4 inner bottom wall is through first spring 8 elastic connection has connecting block 7, play a reaction force to threaded rod 6 through first spring 8, thereby improve threaded rod 6's stability, connecting block 7 rotates with threaded rod 6 one end to be connected, threaded rod 6 lateral wall rotates and is connected with installation cover 9, installation cover 9 lateral wall is through a plurality of second spring 10 symmetry elastic connection connecting plate 11, a plurality of locating levers 12 of equal fixedly connected with of every connecting plate 11 lateral wall, spout 14 has been seted up to positioning tube 4 inside wall symmetry, every locating lever 12 is all sliding connection in spout 14 inside.
The side wall of the chute 14 is provided with a plurality of through holes 13, the positioning rod 12 is driven to slide downwards in the chute 14 through the threaded rod 6, when the positioning rod 12 moves to the through holes 13 arranged in the chute 14, under the elastic action of the second spring 10, after the positioning rod 12 sequentially penetrates through the through holes 13 and the positioning holes 2, the positioning rod 12 is tightly attached to the side wall of a roadway, the positioning barrel 4 is slidably connected to the inner wall of the grouting pipe 1, and after grouting of the grouting pipe 1 is completed, the positioning barrel 4 is inserted into the grouting pipe 1.
A plurality of locating holes 2 have been seted up to slip casting pipe 1 lateral wall, and a plurality of grouting holes 3 have been seted up to slip casting pipe 1 lateral wall, and the slip casting in-process, grout is through a plurality of grouting holes 3 of seting up of slip casting pipe 1 lateral wall to the lateral wall in tunnel.
The positioning rod 12 sequentially penetrates through the through hole 13 and the positioning hole 2 and then extends to the outside of the grouting pipe 1, and after the positioning rod 12 is tightly attached to the side wall of a roadway, the positioning rod 12 cannot retract under the tensile force generated when the threaded rod 6 rotates upwards, so that the positioning rod 12 is confirmed to be tightly attached to the side wall of a drilling hole for grouting.
One end of the second spring 10 is fixedly connected with the side wall of the mounting sleeve 9, one end of the second spring 10 is fixedly connected with the side wall of the connecting plate 11, the positioning rod 12 moves to the through hole 13 formed in the chute 14, and under the elastic action of the second spring 10, the positioning rod 12 sequentially penetrates through the through hole 13 and the positioning hole 2, and then the positioning rod 12 is tightly attached to the side wall of a roadway.
First spring 8 one end and positioning tube 4 inner bottom wall fixed connection, first spring 8 other end and connecting plate 11 diapire fixed connection, connecting block 7 top and threaded rod 6's one end rotation is connected, and connecting block 7's bottom and first spring 8 fixed connection, threaded rod 6 when rotating, first spring 8 can not cause the influence to threaded rod 6.
In the utility model, firstly, the side wall of a roadway is drilled, then a grouting pipe 1 is inserted into a hole for grouting, and in the grouting process, grouting is carried out on the side wall of the roadway through a plurality of grouting holes 3 formed in the side wall of the grouting pipe 1 by grout, so that the firmness of the side wall is increased;
after grouting through the grouting pipe 1 is completed, inserting the positioning cylinder 4 into the grouting pipe 1, completely entering the positioning cylinder 4 into the grouting pipe 1, at the moment, positioning the through hole 13 and the positioning hole 2 at the same horizontal position, rotating the threaded rod 6, extruding the first spring 8 through the rotating threaded rod 6, and reacting the threaded rod 6 with a reaction force through the first spring 8, thereby improving the stability of the threaded rod 6, wherein a connecting block 7 is arranged between the threaded rod 6 and the first spring 8, the top end of the connecting block 7 is rotationally connected with one end of the threaded rod 6, and the bottom end of the connecting block 7 is fixedly connected with the first spring 8, so that the first spring 8 does not influence the threaded rod 6 when the threaded rod 6 rotates; the positioning rod 12 is driven to slide downwards in the chute 14 by the threaded rod 6, when the positioning rod 12 moves to the through hole 13 formed in the chute 14, the positioning rod 12 sequentially penetrates through the through hole 13 and the positioning hole 2 under the elastic action of the second spring 10, and then the positioning rod 12 is tightly attached to the side wall of the roadway; the positioning rod 12 cannot retract under the tensile force generated when the threaded rod 6 rotates upwards, so that the positioning rod 12 is confirmed to be tightly attached to the side wall of the drilling hole for grouting;
grouting is carried out through the grouting pipe 1, so that gaps on the inner wall of the roadway can be filled, and the firmness degree of the roadway is increased; after grouting, the threaded rod 6 is used for driving the second spring 10 to extrude the positioning rod 12, the grouting pipe 1 is stably fixed in a drilled hole to support, the side wall of a roadway is firmer, and stable support and roadway support are provided.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a slip casting instrument for mine tunnel, includes slip casting pipe (1) and positioning tube (4), its characterized in that, screw hole (5) have been seted up on positioning tube (4) top, screw hole (5) inner wall threaded connection has threaded rod (6), connecting block (7) are connected with through first spring (8) elastic connection to the inner bottom wall of positioning tube (4), connecting block (7) are connected with threaded rod (6) one end rotation, threaded rod (6) lateral wall rotates and is connected with installation cover (9), installation cover (9) lateral wall has connecting plate (11) through a plurality of second spring (10) symmetrical elastic connection, every equal fixedly connected with locating lever (12) of connecting plate (11) lateral wall, spout (14) have been seted up to positioning tube (4) inside lateral wall symmetry, every equal sliding connection of locating lever (12) is inside spout (14).
2. The grouting tool for the mine tunnel according to claim 1, wherein a plurality of through holes (13) are formed in the side wall of the sliding groove (14), and the positioning cylinder (4) is slidably connected to the inner wall of the grouting pipe (1).
3. The grouting tool for the mine tunnel according to claim 1, wherein a plurality of positioning holes (2) are formed in the side wall of the grouting pipe (1), and a plurality of grouting holes (3) are formed in the side wall of the grouting pipe (1).
4. Grouting tool for mine tunnel according to claim 1, characterized in that the positioning rod (12) sequentially penetrates through the through hole (13) and the positioning hole (2) and then extends to the outside of the grouting pipe (1).
5. The grouting tool for mine roadways according to claim 1, wherein one end of the second spring (10) is fixedly connected with the side wall of the mounting sleeve (9), and one end of the second spring (10) is fixedly connected with the side wall of the connecting plate (11).
6. The grouting tool for the mine tunnel according to claim 1, wherein one end of the first spring (8) is fixedly connected with the inner bottom wall of the positioning cylinder (4), and the other end of the first spring (8) is fixedly connected with the bottom wall of the connecting plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322442387.3U CN220645966U (en) | 2023-09-08 | 2023-09-08 | Grouting tool for mine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322442387.3U CN220645966U (en) | 2023-09-08 | 2023-09-08 | Grouting tool for mine tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220645966U true CN220645966U (en) | 2024-03-22 |
Family
ID=90285014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322442387.3U Active CN220645966U (en) | 2023-09-08 | 2023-09-08 | Grouting tool for mine tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220645966U (en) |
-
2023
- 2023-09-08 CN CN202322442387.3U patent/CN220645966U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |