CN219754562U - Hydraulic support for maintaining coal mine - Google Patents
Hydraulic support for maintaining coal mine Download PDFInfo
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- CN219754562U CN219754562U CN202321180264.0U CN202321180264U CN219754562U CN 219754562 U CN219754562 U CN 219754562U CN 202321180264 U CN202321180264 U CN 202321180264U CN 219754562 U CN219754562 U CN 219754562U
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- fixedly connected
- plate
- sleeve
- coal mine
- hydraulic support
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- 239000003245 coal Substances 0.000 title claims abstract description 36
- 238000012423 maintenance Methods 0.000 claims abstract description 16
- 230000002349 favourable effect Effects 0.000 description 4
- 238000005065 mining Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model provides a hydraulic support for coal mine maintenance, and relates to the technical field of coal mine maintenance devices. The hydraulic support for maintaining the coal mine comprises a base, wherein a hydraulic cylinder is fixedly connected to the top of the base, a fixing plate is fixedly connected to the top of the hydraulic cylinder, a supporting sliding rail is fixedly connected to the top of the fixing plate, a supporting plate is fixedly connected to the top of the supporting sliding rail, side plates are hinged to two sides of the supporting plate, top plates are arranged on the tops of the side plates, and a plurality of springs are fixedly connected between the side plates and the top plates. This colliery maintenance hydraulic support to make the bracing piece promote the curb plate and deflect, thereby make the curb plate drive the roof and remove, make roof and roof contact, support colliery roof, improve stability, make the curb plate drive the roof and remove, make roof and roof contact, support colliery roof, improve stability.
Description
Technical Field
The utility model relates to a support, in particular to a hydraulic support for maintaining a coal mine, and belongs to the technical field of coal mine maintenance devices.
Background
Areas where coal resources are mined in coal-rich mining areas are generally classified into underground coal mines and open air coal mines. When the coal seam is far from the earth surface, coal is generally selected to be extracted from underground mining roadways, which is an underground coal mine. When the distance between the coal seam and the ground surface is very short, the earth surface soil layer is generally stripped directly to excavate coal, and the coal is an open pit coal mine. Most of coal mines in China belong to underground coal mines.
In the coal seam, the working condition of the coal cutter in the coal cutting process is complex, the environment is quite severe, the hydraulic support is easy to be stressed unevenly, support components are damaged, the support is required to be maintained regularly to ensure the normal operation of equipment, however, the hydraulic support is higher, the quality is larger, and the maintenance is not easy. When maintaining equipment, need use new hydraulic support to support the tunnel to avoid taking place the accident, but prop up the colliery internal environment complicacy, the ore deposit roof can the inclined plane, and current support is difficult to adjust supporting angle, and supporting stability is poor, need improve it.
Disclosure of Invention
(one) solving the technical problems
The utility model aims to provide a hydraulic support for maintaining a coal mine so as to solve the problems that in the prior art, when equipment is maintained, a new hydraulic support is needed to support a roadway to avoid accidents, but the internal environment of the coal mine is complex, the top wall of a mine tunnel is possibly inclined, the supporting angle of the existing support is difficult to adjust, and the supporting stability is poor.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a colliery maintenance hydraulic support, includes the base, base top fixedly connected with pneumatic cylinder, pneumatic cylinder top fixedly connected with fixed plate, fixed plate top fixedly connected with supports the slide rail, support slide rail top fixedly connected with backup pad, the backup pad both sides all articulate there is the curb plate, two the curb plate top all is provided with the roof, fixedly connected with a plurality of springs between curb plate and the roof.
Preferably, the bottom of the supporting plate is rotationally connected with two threaded rods, the outer sides of the threaded rods are respectively connected with a threaded sleeve in a threaded mode, one sides of the threaded sleeves are respectively hinged with a supporting rod, the other ends of the supporting rods are hinged with one side of the bottom of the side plate, the threaded rods are enabled to rotate to drive the threaded sleeves to ascend, and the threaded sleeves drive the supporting rods to ascend.
Preferably, two screw thread cover one side is all fixedly connected with slider, two slider sliding connection respectively in support slide rail both sides is favorable to carrying out spacing to the screw thread cover.
Preferably, telescopic rods are fixedly connected to two sides of the top of the base, and the top ends of the telescopic rods are fixedly connected with the bottom of the fixing plate, so that the fixing plate is supported.
Preferably, the fixed plate is internally fixedly connected with two motors, and two motor output ends are respectively and fixedly connected with two threaded rods, so that the two threaded rods can be driven conveniently.
Preferably, both sides of the bottom of the fixing plate are fixedly connected with fixing blocks, the bottoms of the fixing blocks are hinged with hinge plates, the bottoms of the fixing blocks are fixedly connected with fixing sleeves in the hinge plates, the top ends of the fixing sleeves are fixedly connected with baffle plates, and the baffle plates are arranged in the hinge plates and support the fixing sleeves.
Preferably, the inside rotation of fixed sleeve is connected with rotatory sleeve, rotatory sleeve top fixedly connected with crank, the crank runs through fixed sleeve top and rotates with fixed sleeve to be connected, the inside sliding connection of rotatory sleeve has the lead screw, fixed sleeve bottom fixedly connected with stop collar, the lead screw runs through the stop collar and with stop collar threaded connection, lead screw bottom fixedly connected with connecting plate carries out spacingly to the lead screw.
Preferably, a plurality of sliding plates are fixedly connected inside the rotary sleeve, a plurality of sliding grooves are formed in the outer side of the screw rod, the sliding grooves are respectively matched with the sliding plates, the screw rod is limited, and the rotary sleeve rotates to drive the screw rod to rotate.
The utility model provides a hydraulic support for maintaining a coal mine, which has the following beneficial effects:
1. this colliery maintenance hydraulic support, it rises to promote the fixed plate through the pneumatic cylinder start, it rises to drive support slide rail and backup pad when rising, make backup pad and colliery hole top contact, and make the motor start, rotate through the motor control threaded rod, the threaded rod drives the thread bush and goes up and down when rotating, thereby make the thread bush drive the slider when removing, drive the bracing piece and remove when the thread bush removes, thereby make the bracing piece promote the curb plate and deflect, thereby make the curb plate drive the roof and remove, make roof and roof contact, support colliery roof, the stability is improved.
2. This colliery maintenance hydraulic support, through lifting up fixed sleeve, and rotate the crank, make the crank drive rotatory sleeve rotate, rotatory sleeve rotates and drives the spout and rotate to drive the lead screw and rotate, the stop collar is spacing to the lead screw, makes the lead screw remove when rotating, thereby makes the lead screw drive the stop collar to the fixed sleeve outside remove, makes connecting plate and pit lateral wall contact, improves fixed effect, increases stability and security.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of the portion A of FIG. 2 in accordance with the present utility model;
FIG. 4 is an enlarged view of the structure of portion B of FIG. 2 in accordance with the present utility model;
fig. 5 is a schematic structural view of the stop collar of the present utility model.
In the figure: 1. a base; 2. a hydraulic cylinder; 3. a fixing plate; 4. supporting the slide rail; 5. a support plate; 6. a side plate; 7. a top plate; 8. a spring; 9. a threaded rod; 10. a thread sleeve; 11. a support rod; 12. a slide block; 13. a telescopic rod; 14. a motor; 15. a fixed block; 16. a hinged plate; 17. a fixed sleeve; 18. a baffle; 19. rotating the sleeve; 20. a screw rod; 21. a limit sleeve; 22. a connecting plate; 23. a chute; 24. a slide plate; 25. and (5) a crank.
Detailed Description
The embodiment of the utility model provides a hydraulic support for maintaining a coal mine.
Referring to fig. 1, 2, 3 and 4, the hydraulic cylinder 2 is fixedly connected to the top of the base 1, the fixing plate 3 is fixedly connected to the top of the hydraulic cylinder 2, the supporting slide rail 4 is fixedly connected to the top of the fixing plate 3, the supporting plate 5 is fixedly connected to the top of the supporting slide rail 4, the side plates 6 are hinged to two sides of the supporting plate 5, the top of the two side plates 6 is provided with a top plate 7, a plurality of springs 8 are fixedly connected between the side plates 6 and the top plate 7, two threaded rods 9 are rotatably connected to the bottom of the supporting plate 5, threaded sleeves 10 are screwed to the outer sides of the two threaded rods 9, supporting rods 11 are hinged to one sides of the two threaded sleeves 10, the other ends of the supporting rods 11 are hinged to one side of the bottom of the side plates 6, the threaded sleeves 10 are rotatably driven to lift the supporting rods 11, sliding blocks 12 are fixedly connected to one sides of the two threaded sleeves 10, the two sliding blocks 12 are respectively and slidably connected with two sides of the supporting sliding rail 4, which is favorable for limiting the threaded sleeve 10, the two sides of the top of the base 1 are fixedly connected with the telescopic rods 13, the top ends of the two telescopic rods 13 are fixedly connected with the bottom of the fixed plate 3, which is favorable for supporting the fixed plate 3, the two motors 14 are fixedly connected inside the fixed plate 3, the output ends of the two motors 14 are respectively and fixedly connected with the two threaded rods 9, which is favorable for driving the two threaded rods 9, the two sides of the bottom of the fixed plate 3 are fixedly connected with the fixed blocks 15, the bottoms of the two fixed blocks 15 are hinged with the hinged plates 16, the two hinged plates 16 are fixedly connected with the fixed sleeve 17, the top ends of the fixed sleeve 17 are fixedly connected with the baffle 18, the baffle 18 is arranged inside the hinged plates 16, the fixed sleeve 17 is supported, the inside of the fixed sleeve 17 is rotationally connected with the rotary sleeve 19, the top ends of the rotary sleeve 19 are fixedly connected with the crank 25, the crank 25 runs through the top of the fixed sleeve 17 and is rotationally connected with the fixed sleeve 17, the screw rod 20 is slidingly connected inside the rotary sleeve 19, the limiting sleeve 21 is fixedly connected with the bottom end of the fixed sleeve 17, the screw rod 20 runs through the limiting sleeve 21 and is in threaded connection with the limiting sleeve 21, the connecting plate 22 is fixedly connected with the bottom end of the screw rod 20, the screw rod 20 is limited, the rotary sleeve 19 is fixedly connected with a plurality of sliding plates 24, a plurality of sliding grooves 23 are formed in the outer side of the screw rod 20, the sliding grooves 23 are respectively matched with the sliding plates 24, the screw rod 20 is limited, and the rotary sleeve 19 is enabled to rotate to drive the screw rod 20 to rotate.
Specifically, the fixed plate 3 is pushed to rise through the starting of the hydraulic cylinder 2, the fixed plate 3 drives the supporting slide rail 4 and the supporting plate 5 to rise when rising, the supporting plate 5 is enabled to be in contact with the top of a coal mine pit, the motor 14 is enabled, the threaded rod 9 is controlled to rotate through the motor 14, the threaded rod 9 drives the threaded sleeve 10 to lift when rotating, the threaded sleeve 10 drives the sliding block 12 to move when moving, the supporting rod 11 is driven to move when the threaded sleeve 10 moves, the supporting rod 11 is enabled to push the side plate 6 to deflect, the side plate 6 is enabled to drive the top plate 7 to move, the top plate 7 is enabled to be in contact with the top wall of the coal mine, and the stability is improved.
Through lifting the fixed sleeve 17 and rotating the crank 25, the crank 25 drives the rotary sleeve 19 to rotate, the rotary sleeve 19 rotates to drive the sliding groove 23 to rotate, the screw rod 20 is driven to rotate, the limiting sleeve 21 limits the screw rod 20, the screw rod 20 moves during rotation, the screw rod 20 drives the limiting sleeve 21 to move towards the outer side of the fixed sleeve 17, and the connecting plate 22 contacts with the side wall of the pit.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. Colliery maintenance hydraulic support, including base (1), its characterized in that: base (1) top fixedly connected with pneumatic cylinder (2), pneumatic cylinder (2) top fixedly connected with fixed plate (3), fixed plate (3) top fixedly connected with support slide rail (4), support slide rail (4) top fixedly connected with backup pad (5), backup pad (5) both sides all articulate have curb plate (6), two curb plate (6) top all is provided with roof (7), fixedly connected with a plurality of springs (8) between curb plate (6) and roof (7).
2. The coal mine maintenance hydraulic support of claim 1, wherein: the bottom of the supporting plate (5) is rotationally connected with two threaded rods (9), the outer sides of the threaded rods (9) are respectively connected with a threaded sleeve (10) in a threaded mode, one sides of the threaded sleeves (10) are respectively hinged with a supporting rod (11), and the other ends of the supporting rods (11) are hinged with one side of the bottom of the side plate (6).
3. The coal mine maintenance hydraulic support of claim 2, wherein: two screw thread cover (10) one side is all fixedly connected with slider (12), and two slider (12) are respectively sliding connection in support slide rail (4) both sides.
4. The coal mine maintenance hydraulic support of claim 1, wherein: the telescopic rods (13) are fixedly connected to two sides of the top of the base (1), and the top ends of the two telescopic rods (13) are fixedly connected with the bottom of the fixed plate (3).
5. The coal mine maintenance hydraulic support of claim 1, wherein: two motors (14) are fixedly connected inside the fixed plate (3), and the output ends of the two motors (14) are fixedly connected with the two threaded rods (9) respectively.
6. The coal mine maintenance hydraulic support of claim 1, wherein: fixed block (15) are all fixedly connected with in fixed plate (3) bottom both sides, two hinge plate (16) are all articulated to fixed block (15) bottom, two inside all fixedly connected with fixed sleeve (17) of hinge plate (16), fixed sleeve (17) top fixedly connected with baffle (18), baffle (18) set up in inside hinge plate (16).
7. The coal mine maintenance hydraulic support of claim 6, wherein: the utility model discloses a fixed sleeve (17) is inside to rotate and is connected with rotatory sleeve (19), rotatory sleeve (19) top fixedly connected with crank (25), crank (25) run through fixed sleeve (17) top and rotate with fixed sleeve (17) and be connected, rotatory sleeve (19) inside sliding connection has lead screw (20), fixed sleeve (17) bottom fixedly connected with stop collar (21), lead screw (20) run through stop collar (21) and with stop collar (21) threaded connection, lead screw (20) bottom fixedly connected with connecting plate (22).
8. The coal mine maintenance hydraulic support of claim 7, wherein: the rotary sleeve (19) is internally fixedly connected with a plurality of sliding plates (24), a plurality of sliding grooves (23) are formed in the outer side of the screw rod (20), and the sliding grooves (23) are respectively matched with the sliding plates (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321180264.0U CN219754562U (en) | 2023-05-16 | 2023-05-16 | Hydraulic support for maintaining coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321180264.0U CN219754562U (en) | 2023-05-16 | 2023-05-16 | Hydraulic support for maintaining coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219754562U true CN219754562U (en) | 2023-09-26 |
Family
ID=88084549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321180264.0U Active CN219754562U (en) | 2023-05-16 | 2023-05-16 | Hydraulic support for maintaining coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219754562U (en) |
-
2023
- 2023-05-16 CN CN202321180264.0U patent/CN219754562U/en active Active
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