CN221002801U - Roadway support device - Google Patents
Roadway support device Download PDFInfo
- Publication number
- CN221002801U CN221002801U CN202322851726.3U CN202322851726U CN221002801U CN 221002801 U CN221002801 U CN 221002801U CN 202322851726 U CN202322851726 U CN 202322851726U CN 221002801 U CN221002801 U CN 221002801U
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- supporting
- roadway
- threaded
- top beam
- lead screw
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- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a roadway support device, which relates to the technical field of roadway support, and comprises two upright posts and a top beam fixed at the tops of the two upright posts, wherein a bottom fixing device is fixedly arranged at the bottoms of the upright posts, an adjusting device is fixedly arranged between the two upright posts, a plurality of uniformly arranged supporting units are fixedly arranged at the tops of the top beam, the roadway support device is provided with the supporting units, and the supporting units can well support the tops of the roadway and transmit force to the supporting top beam, so that the supporting top beam can bear more uniformly and cannot deform easily, and the supporting upright posts can be convenient to adjust the distance and adapt to roadways with different widths while being more stable and firm by arranging the adjusting device and the bottom fixing device.
Description
Technical Field
The utility model relates to the technical field of roadway support, in particular to a roadway support device.
Background
The coal mine is mainly underground mining, a large number of roadways are required to be excavated underground, roadway supports are adopted to keep the roadways smooth and surrounding rocks stable, and the method has important significance for coal mine construction and production. The basic purpose of supporting the roadway is to alleviate and reduce the movement of surrounding rocks, so that the section of the roadway is not excessively reduced, and scattered and destroyed surrounding rocks are prevented from falling down.
Patent publication number CN 219472129U discloses a roadway support device, which structurally comprises two upright posts and a top beam positioned at the top of the upright posts, wherein a base plate is arranged at the bottom of the upright posts, the top beam is arched and comprises two upright posts and the top beam positioned at the top of the upright posts, the bottom of the upright posts is provided with the base plate, the top beam is arched, through holes are formed in the two ends of the top beam and the two ends of the upright posts, and the top beam and the upright posts are detachably connected;
The roadway support device in the patent can adjust the radian of the top beam to meet different roadway demands, but the top beam is not attached to the top wall of the roadway, so that the top beam is unevenly stressed and is easy to deform.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a roadway support device, which solves the problem that the top beam of the support device is easy to deform due to uneven stress.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the roadway support device comprises two upright posts, a top beam fixed at the tops of the two upright posts, a bottom fixing device is fixedly arranged at the bottoms of the upright posts, an adjusting device is fixedly arranged between the two upright posts, and a plurality of uniformly arranged support units are fixedly arranged at the tops of the top beams.
Preferably, the bottom fixing device comprises a folded plate, anchors are arranged on the bottom and the side wall of the folded plate, and a plurality of threaded holes are formed in the side wall and the bottom of the folded plate.
Preferably, the side walls of the upright post and the folded plate are fixedly connected through screw insertion threaded holes, and the bottom of the upright post and the top of the folded plate are fixedly installed through screw insertion threaded holes.
Preferably, the adjusting device comprises a rotating sleeve, two ends of the rotating sleeve are respectively and fixedly connected with a first threaded sleeve and a second threaded sleeve, the first threaded sleeve is in threaded connection with a first screw rod, the second threaded sleeve is in threaded connection with a second screw rod, the first screw rod and the second screw rod are respectively and fixedly connected with the side wall of the upright post, and the threads of the first screw rod and the threads of the second screw rod are opposite in rotation direction.
Preferably, the supporting unit comprises a supporting rod, two first supporting blocks and two second supporting blocks which are mutually fixed, a sphere is integrally arranged at the top of the supporting rod, ball grooves are formed in the first supporting blocks and the second supporting blocks, and the supporting rod is fixedly connected with the top beam.
Preferably, the supporting rod threads penetrate through the top of the top beam, and the supporting rod is positioned below the first supporting block and is sleeved with a locking nut through threads.
Preferably, the first supporting block and the second supporting block are symmetrically arranged, the side walls of the first supporting block and the second supporting block are provided with mounting holes, and the first supporting block and the second supporting block penetrate through the mounting holes through bolts for fixed mounting.
Advantageous effects
The utility model provides a roadway support device. Compared with the prior art, the method has the following beneficial effects:
1. The roadway support device is provided with the plurality of support units, and the support units can well support the top of a roadway and transmit force to the support top beam, so that the support top beam can be stressed more uniformly, and deformation cannot occur easily.
2. This roadway support device through setting up adjusting device and bottom fixing device, can make the support stand more stable firm, can be convenient for adjust the interval, the tunnel of the different width of adaptation.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a bottom fixture of the present utility model;
FIG. 3 is a disassembled view of the support unit of the present utility model;
Fig. 4 is a schematic structural diagram of an adjusting device according to the present utility model.
In the figure: 1. a column; 2. a bottom fixing device; 21. a folded plate; 22. anchoring nails; 23. a threaded hole; 3. a top beam; 4. a supporting unit; 41. a support rod; 42. a sphere; 43. a first support block; 44. a second support block; 45. a spherical groove; 46. a mounting hole; 47. a lock nut; 5. an adjusting device; 51. rotating the sleeve; 52. a first threaded sleeve; 53. a first lead screw; 54. a second threaded sleeve; 55. and a second lead screw.
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.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a roadway support device, including two stand 1, a back timber 3 of fixing at two stand 1 tops, stand 1 bottom fixed mounting has bottom fixing device 2, bottom fixing device 2 includes folded plate 21, folded plate 21 bottom and lateral wall all are provided with anchor 22, a plurality of screw holes 23 have been seted up to folded plate 21 lateral wall and bottom, stand 1 and folded plate 21 lateral wall carry out fixed connection through screw insertion screw hole 23, stand 1 bottom and folded plate 21 top carry out fixed mounting through screw insertion screw hole 23, all carry out fixed mounting with stand 1 and folded plate 21 top and lateral wall, the stability of stand 1 has been improved, tunnel lateral wall and bottom are inserted respectively to anchor 22 of folded plate 21 bottom and lateral wall simultaneously, make stand 1 more stable.
An adjusting device 5 is fixedly arranged between the two upright posts 1, a plurality of uniformly arranged supporting units 4 are fixedly arranged at the top of the top beam 3, the adjusting device 5 comprises a rotating sleeve 51, two ends of the rotating sleeve 51 are fixedly connected with a first threaded sleeve 52 and a second threaded sleeve 54 respectively, the first threaded sleeve 52 is in threaded connection with a first lead screw 53, the second threaded sleeve 54 is in threaded connection with a second lead screw 55, the first lead screw 53 and the second lead screw 55 are fixedly connected with the side wall of the upright post 1 respectively, the threads of the first lead screw 53 and the second lead screw 55 are opposite in rotation direction, the rotating sleeve 51 is rotated, the two lead screws are close to each other or far away from each other, and two upright posts 1 with different distances can be matched.
The supporting unit 4 comprises a supporting rod 41, two first supporting blocks 43 and second supporting blocks 44 which are fixed with each other, a ball 42 is integrally arranged at the top of the supporting rod 41, a ball groove 45 is formed in the first supporting blocks 43 and the second supporting blocks 44, the supporting rod 41 is fixedly connected with the top beam 3, threads of the supporting rod 41 penetrate through the top beam 3, locking nuts 47 are sleeved on threads below the first supporting blocks 43, the first supporting blocks 43 and the second supporting blocks 44 are symmetrically arranged, mounting holes 46 are formed in the side walls of the first supporting blocks 43 and the second supporting blocks 44, the first supporting blocks 43 and the second supporting blocks 44 are fixedly mounted through bolts penetrating through the mounting holes 46, the supporting rod 41 can adjust the expansion amount, the supporting blocks can be well pressed close to the top of a roadway, and can be stressed better, so that the supporting device can be fully supported.
During operation, two folded plates 21 are firstly installed on two sides of a roadway, anchors 22 are inserted into the inner wall of the roadway to be fixed, then upright posts 1 are installed on the folded plates 21 through screws, top beams 3 are installed on the tops of the two upright posts 1, and then supporting units 4 are installed, wherein the supporting units 4 are assembled in the process of: firstly, the ball 42 at the top of the supporting rod 41 is inserted into the spherical groove 45, then the two supporting blocks are fixed, so that the supporting rod 41 and the supporting blocks can mutually move, then the supporting rod 41 is inserted into the top of the top beam 3, the distance between the supporting blocks and the top of a roadway is adjusted, the supporting blocks are just propped against the top wall of the roadway, and then the locking nuts 47 are sleeved for fixing.
And all that is not described in detail in this specification is well known to those skilled in the art.
Claims (7)
1. The utility model provides a roadway support device, includes two stand (1), a back timber (3) of fixing at two stand (1) tops, stand (1) bottom fixed mounting has bottom fixing device (2), two fixed mounting has adjusting device (5), its characterized in that between stand (1): a plurality of uniformly arranged supporting units (4) are fixedly arranged at the top of the top beam (3).
2. The roadway support apparatus of claim 1, wherein: the bottom fixing device (2) comprises a folded plate (21), anchors (22) are arranged at the bottom and the side wall of the folded plate (21), and a plurality of threaded holes (23) are formed in the side wall and the bottom of the folded plate (21).
3. A roadway support apparatus as claimed in claim 2, wherein: the side walls of the upright post (1) and the folded plate (21) are fixedly connected through screw insertion threaded holes (23), and the bottom of the upright post (1) and the top of the folded plate (21) are fixedly installed through screw insertion threaded holes (23).
4. The roadway support apparatus of claim 1, wherein: the adjusting device (5) comprises a rotating sleeve (51), a first threaded sleeve (52) and a second threaded sleeve (54) are fixedly connected to two ends of the rotating sleeve (51), a first lead screw (53) is connected to the first threaded sleeve (52) in a threaded mode, a second lead screw (55) is connected to the second threaded sleeve (54) in a threaded mode, the first lead screw (53) and the second lead screw (55) are fixedly connected with the side wall of the upright post (1) respectively, and threads of the first lead screw (53) and threads of the second lead screw (55) are opposite in direction.
5. The roadway support apparatus of claim 1, wherein: the supporting unit (4) comprises a supporting rod (41), two first supporting blocks (43) and two second supporting blocks (44) which are mutually fixed, a ball body (42) is integrally arranged at the top of the supporting rod (41), a ball groove (45) is formed in each of the first supporting blocks (43) and the second supporting blocks (44), and the supporting rod (41) is fixedly connected with the top beam (3).
6. The roadway support apparatus of claim 5, wherein: the supporting rod (41) penetrates through the top of the top beam (3) in a threaded mode, and a locking nut (47) is sleeved below the first supporting block (43) in a threaded mode.
7. The roadway support apparatus of claim 6, wherein: the first support block (43) and the second support block (44) are symmetrically arranged, mounting holes (46) are formed in the side walls of the first support block (43) and the second support block (44), and the first support block and the second support block penetrate through the mounting holes (46) through bolts for fixed mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322851726.3U CN221002801U (en) | 2023-10-23 | 2023-10-23 | Roadway support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322851726.3U CN221002801U (en) | 2023-10-23 | 2023-10-23 | Roadway support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221002801U true CN221002801U (en) | 2024-05-24 |
Family
ID=91115765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322851726.3U Active CN221002801U (en) | 2023-10-23 | 2023-10-23 | Roadway support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221002801U (en) |
-
2023
- 2023-10-23 CN CN202322851726.3U patent/CN221002801U/en active Active
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