CN223136159U - Mine tunnel supporting and fixing structure - Google Patents
Mine tunnel supporting and fixing structureInfo
- Publication number
- CN223136159U CN223136159U CN202422297158.1U CN202422297158U CN223136159U CN 223136159 U CN223136159 U CN 223136159U CN 202422297158 U CN202422297158 U CN 202422297158U CN 223136159 U CN223136159 U CN 223136159U
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- CN
- China
- Prior art keywords
- supporting
- cross beam
- mine tunnel
- fixing
- fixing structure
- 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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Abstract
The utility model discloses a mine tunnel supporting and fixing structure, which relates to the technical field of mine tunnel supporting equipment, and comprises a cross beam and a hydraulic telescopic supporting rod, wherein supporting frames are sleeved at two ends of the cross beam in a sliding mode, triangular plates are fixedly arranged at right angles of the two supporting frames, two threaded sleeves in mirror image distribution are fixedly clamped in the cross beam, one ends of the threaded sleeves are fixedly connected with one end in a cavity of the corresponding supporting frame, a bidirectional screw rod is rotatably arranged in the cross beam, and a worm wheel is fixedly arranged in the middle of the bidirectional screw rod.
Description
Technical Field
The utility model relates to the technical field of mine tunnel supporting equipment, in particular to a mine tunnel supporting and fixing structure.
Background
Coal mines are areas where human beings mine coal resources in mining areas rich in coal and are generally divided into underground coal mines and open pit coal mines, coal is generally selected to be mined into underground mining roadways when a coal seam is far away from the ground surface, the underground coal mines are generally selected to be mined by directly stripping earth surface soil layers when the coal seam is very close to the ground surface, the open pit coal mines are the vast majority of coal mines in China belong to the underground coal mines, the coal mine range comprises the ground underground and a large area of related facilities, and a mine tunnel supporting and protecting fixed structure is needed to be used for supporting and protecting a mine tunnel during mining construction in the mine tunnel.
Most of the existing mine tunnel supporting beam combined structures are fixed in length, cannot be adjusted according to the widths of different mine tunnels, are inconvenient to support the tops of the mine tunnels with different widths, and therefore the practicality of equipment is low.
Disclosure of utility model
The utility model aims to provide a mine tunnel supporting and fixing structure, which aims to solve the problem that the practicality of equipment is low due to the fact that the existing mine tunnel supporting and fixing beam combination structures are inconvenient to support the tops of mine tunnels with different widths.
In order to solve the technical problems, the mine tunnel supporting and fixing structure comprises a cross beam and hydraulic telescopic supporting rods, wherein supporting frames are sleeved at two ends of the cross beam in a sliding mode, the two supporting frames are arranged in a mirror image mode, triangular plates are fixedly arranged at right angles of the two supporting frames, two threaded sleeves in mirror image distribution are fixedly arranged in the cross beam in a sliding mode, one ends of the threaded sleeves are fixedly connected with one ends in cavities of the corresponding supporting frames, a bidirectional screw rod is installed in the cross beam in a rotating mode, threads of the bidirectional screw rod are inserted into the two threaded sleeves, and a worm wheel is fixedly installed in the middle of the bidirectional screw rod.
Preferably, the worm is rotatably arranged in the middle of the cross beam and meshed with the worm wheel, the positive and negative motor is fixedly arranged on one side of the middle of the cross beam, and the output end of the positive and negative motor is fixedly connected with one end of the worm.
Preferably, the bottom of two support frames is equal fixed mounting has hydraulic telescoping support pole, and the equal fixed mounting in bottom of two hydraulic telescoping support poles has the supporting legs, and the equal fixed mounting in one end both sides that two support frames kept away from each other has the fixed ear, has all seted up the mounting hole on four fixed ears and the two supporting legs.
Preferably, fixed blocks are fixedly installed on one side of the middle part of the cross beam and one side of the two supporting frames, threaded rods are inserted in the three fixed blocks, rotating handles are fixedly installed at the bottom ends of the three threaded rods, fixed plates are rotatably installed at the top ends of the three threaded rods, top plates are hinged to the upper surfaces of the three fixed plates, two telescopic rods which are symmetrically distributed are inserted in the three fixed blocks, and the top ends of the telescopic rods are fixedly connected with the lower surfaces of the corresponding fixed plates.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the two-way screw rod can be driven to rotate by the worm wheel according to the width of the mine hole, the two-way screw rod drives the two threaded sleeves to move away from each other, the two threaded sleeves drive the two support frames to move away from each other along the cross beam to adjust the position, so that one ends of the two support frames away from each other are respectively contacted with the inner walls of the two sides of the mine hole, the purpose of adjusting the length of the support cross beam according to the widths of different mine holes is realized, the tops of mine holes with different widths are conveniently supported, and the practicability of the device is improved;
2. In the utility model, as the top of the mine tunnel is in an irregular shape, the flat supporting cross beam can not completely support the top of the mine tunnel, and the threaded rod can be driven to spirally lift in the fixed block by rotating the rotating handle according to the height of the top of the mine tunnel, and the threaded rod drives the top plate to support the top of the mine tunnel.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall frontal structure of the present utility model;
FIG. 2 is a schematic view of the overall rear structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of a cross-beam and a support frame of the present utility model;
Fig. 4 is a schematic view of the top plate structure of the present utility model.
The device comprises a beam 1, a supporting frame 2, a supporting frame 3, a hydraulic telescopic supporting rod 4, supporting legs 5, a fixing lug 6, a positive and negative motor 7, a threaded rod 8, a top plate 9, a telescopic rod 10, a rotating handle 11, a threaded sleeve 12, a bidirectional screw rod 13, a worm wheel 14, a worm, 15, a fixing block 16 and a fixing plate.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the utility model provides a mine hole supporting and fixing structure, which comprises a cross beam 1 and a hydraulic telescopic supporting rod 3, wherein two ends of the cross beam 1 are respectively provided with supporting frames 2 in a sliding sleeve mode, the two supporting frames 2 are arranged in a mirror image mode, triangular plates are fixedly arranged at right angles of the two supporting frames 2, two threaded sleeves 11 distributed in a mirror image mode are fixedly arranged in the cross beam 1 in a sliding clamping mode, one ends of the threaded sleeves 11 are fixedly connected with one ends of corresponding cavities of the supporting frames 2, a bidirectional screw rod 12 is rotatably arranged in the cross beam 1, threads of the bidirectional screw rod 12 are inserted into the two threaded sleeves 11, a worm wheel 13 is fixedly arranged in the middle of the bidirectional screw rod 12, firstly, the bidirectional screw rod 12 drives the two threaded sleeves 11 to move away from each other according to the width of a mine hole, the two threaded sleeves 11 drive the two supporting frames 2 to move away from each other along the cross beam 1 in a sliding adjustment position, and one ends of the two supporting frames 2 away from each other are respectively contacted with inner walls of two sides of the mine hole, so that the purpose of adjusting the length of the supporting cross beam 1 according to the width of different mine holes is achieved, and the top of the mine holes with different widths are convenient to support.
A worm 14 is rotatably installed in the middle of the cross beam 1, and the worm 14 is engaged with the worm wheel 13.
By adopting the technical scheme, the worm 14 drives the worm wheel 13 to rotate, and the worm wheel 13 drives the bidirectional screw rod 12 to rotate.
The front motor 6 is fixedly arranged on one side of the middle part of the cross beam 1, and the output end of the front motor 6 is fixedly connected with one end of the worm 14.
By adopting the technical scheme, the worm 14 is driven to rotate by the positive and negative motor 6.
The bottom of two support frames 2 is equal fixed mounting has hydraulic telescopic support pole 3, and the equal fixed mounting of bottom of two hydraulic telescopic support poles 3 has supporting legs 4.
Through adopting above-mentioned technical scheme, according to the height in ore deposit hole, utilize hydraulic telescoping support pole 3 to drive support frame 2 and crossbeam 1 and rise, make the upper surface of support frame 2 and the top contact in ore deposit hole, support the ore deposit hole.
Two sides of one end of the two support frames 2 which are far away from each other are fixedly provided with fixing lugs 5, and the four fixing lugs 5 and the two support legs 4 are provided with mounting holes.
Through adopting above-mentioned technical scheme, can use the bolt to fix hydraulic telescoping support pole 3 through supporting legs 4, the one end that two support frames 2 keep away from each other respectively with the both sides inner wall contact in ore deposit hole to use the bolt to fix it through fixed ear 5.
The middle part of crossbeam 1 and one side of two support frames 2 are all fixed mounting have fixed block 15, and equal screw thread is inserted in three fixed block 15 and is equipped with threaded rod 7, and the equal fixed mounting of bottom of three threaded rod 7 has changeing handle 10.
Through adopting above-mentioned technical scheme, because the top in ore deposit hole is mostly uneven irregular shape, and smooth support crossbeam 1 can not support the ore deposit hole top completely, can be according to the height at ore deposit hole top, rotates the commentaries on classics handle 10 and drives threaded rod 7 spiral lift in fixed block 15.
The top ends of the three threaded rods 7 are respectively rotatably provided with a fixed plate 16, and the upper surfaces of the three fixed plates 16 are respectively hinged with a top plate 8.
Through adopting above-mentioned technical scheme, can be according to the height at mine tunnel top, rotate the commentaries on classics handle 10 and drive threaded rod 7 spiral lift in fixed block 15, threaded rod 7 drive roof 8 and support the mine tunnel top.
Two telescopic rods 9 which are symmetrically distributed are inserted in the three fixing blocks 15, and the top ends of the telescopic rods 9 are fixedly connected with the lower surfaces of the corresponding fixing plates 16.
Through adopting above-mentioned technical scheme, telescopic link 9 can carry out spacing support by year old fixed plate 16, prevents that fixed plate 16 from following threaded rod 7 rotation.
When the mining support is used, firstly, the positive and negative motor 6 is utilized to drive the worm 14 to rotate according to the width of a mining hole, the worm 14 drives the worm wheel 13 to rotate, the worm wheel 13 drives the bidirectional screw rod 12 to rotate, the bidirectional screw rod 12 drives the two threaded sleeves 11 to move away from each other, the two threaded sleeves 11 drive the two support frames 2 to move away from each other along the cross beam 1 to adjust the position in a sliding way, one ends of the two support frames 2 away from each other are respectively contacted with the inner walls of the two sides of the mining hole, and the two support frames are fixed through the fixing lugs 5 by bolts, so that the purpose of adjusting the length of the support cross beam 1 according to the widths of different mining holes is realized, and the top of the mining hole with different widths is convenient to support;
Then use the bolt to fix hydraulic telescopic support pole 3 through supporting legs 4, according to the height in mine tunnel, utilize hydraulic telescopic support pole 3 to drive support frame 2 and crossbeam 1 and rise, make the upper surface of support frame 2 and the top contact in mine tunnel, support the mine tunnel, because the top in mine tunnel is the irregular shape of unevenness, but the height at root mine tunnel top rotates the turning handle 10 and drives threaded rod 7 spiral lift in fixed block 15, threaded rod 7 drives roof 8 and supports the mine tunnel top.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (8)
1. The mine tunnel supporting and fixing structure comprises a cross beam (1) and a hydraulic telescopic supporting rod (3) and is characterized in that two ends of the cross beam (1) are respectively provided with a supporting frame (2) in a sliding sleeve mode, the two supporting frames (2) are mirror images, triangular plates are fixedly installed at right angles of the two supporting frames (2), two threaded sleeves (11) in mirror image distribution are arranged in the cross beam (1) in a sliding mode, one ends of the threaded sleeves (11) are fixedly connected with one end in a cavity of the corresponding supporting frame (2), a bidirectional screw rod (12) is rotatably installed in the cross beam (1), threads of the bidirectional screw rod (12) are inserted into the two threaded sleeves (11), and a worm wheel (13) is fixedly installed in the middle of the bidirectional screw rod (12).
2. A mine tunnel supporting and fixing structure as claimed in claim 1, wherein a worm (14) is rotatably installed in the middle of the cross beam (1), and the worm (14) is engaged with the worm wheel (13).
3. The mine tunnel supporting and fixing structure according to claim 1, wherein a front motor (6) is fixedly arranged on one side of the middle of the cross beam (1), and the output end of the front motor (6) is fixedly connected with one end of a worm (14).
4. The mine tunnel supporting and fixing structure according to claim 1, wherein the bottom ends of the two supporting frames (2) are fixedly provided with hydraulic telescopic supporting rods (3), and the bottom ends of the two hydraulic telescopic supporting rods (3) are fixedly provided with supporting feet (4).
5. The mine tunnel supporting and fixing structure according to claim 1, wherein fixing lugs (5) are fixedly arranged on two sides of one end, away from each other, of each of the two supporting frames (2), and mounting holes are formed in each of the four fixing lugs (5) and the two supporting feet (4).
6. The mine tunnel supporting and fixing structure according to claim 1, wherein fixing blocks (15) are fixedly installed on one side of the middle of the cross beam (1) and one side of the two supporting frames (2), threaded rods (7) are inserted into all three fixing blocks (15) in a threaded mode, and rotary handles (10) are fixedly installed at the bottom ends of the three threaded rods (7).
7. A mine tunnel supporting and fixing structure as claimed in claim 6, wherein the top ends of three threaded rods (7) are respectively provided with a fixing plate (16) in a rotating mode, and the upper surfaces of the three fixing plates (16) are respectively provided with a top plate (8) in a hinged mode.
8. The mine tunnel supporting and fixing structure according to claim 6, wherein two symmetrically distributed telescopic rods (9) are inserted into the three fixing blocks (15), and the top ends of the telescopic rods (9) are fixedly connected with the lower surfaces of the corresponding fixing plates (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422297158.1U CN223136159U (en) | 2024-09-20 | 2024-09-20 | Mine tunnel supporting and fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422297158.1U CN223136159U (en) | 2024-09-20 | 2024-09-20 | Mine tunnel supporting and fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223136159U true CN223136159U (en) | 2025-07-22 |
Family
ID=96422290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422297158.1U Active CN223136159U (en) | 2024-09-20 | 2024-09-20 | Mine tunnel supporting and fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223136159U (en) |
-
2024
- 2024-09-20 CN CN202422297158.1U patent/CN223136159U/en active Active
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