CN220621907U - Broken rock mass roadway support device - Google Patents
Broken rock mass roadway support device Download PDFInfo
- Publication number
- CN220621907U CN220621907U CN202322331509.1U CN202322331509U CN220621907U CN 220621907 U CN220621907 U CN 220621907U CN 202322331509 U CN202322331509 U CN 202322331509U CN 220621907 U CN220621907 U CN 220621907U
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- China
- Prior art keywords
- fixedly connected
- wall
- broken rock
- rock mass
- worm
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- 239000011435 rock Substances 0.000 title claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000003028 elevating effect Effects 0.000 claims description 3
- 239000004575 stone Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model relates to the technical field of roadway support, in particular to a broken rock body roadway support device which comprises a support column, wherein a dome is inserted into the top of the support column, an adjusting box is fixedly connected to the middle of the inner wall of the dome, supporting rods are uniformly and fixedly connected between the domes, a protective net is sleeved on the outer wall of each supporting rod, a fixed plate is fixedly connected to the lower part between the domes, a lifting mechanism is arranged in the adjusting box, and an assembling mechanism is arranged below the fixed plate. The utility model realizes the lifting adjustment of the vault and the assembly of the protective net, and improves the adjustability and convenience of the device.
Description
Technical Field
The utility model relates to the technical field of roadway support, in particular to a broken rock body roadway support device.
Background
In the tunneling process of the underground mining tunnel of the metal mine, the rock is often subjected to extremely loose breaking, the fracture surface is more, the crack is filled with the green-curtain-stone broken rock, the marble is partially filled, the interface is irregular, the rock mass strength is almost zero, the cement is met, the integrity is extremely poor, the self-stabilizing capability is not available, the roof collapse is easy to occur, and the supporting difficulty of the tunnel excavation surface is extremely high.
The prior device is mainly supported by adopting a steel arch support and outer layer guniting support mode, so that part of the device is difficult to adjust according to the height of a roadway, the top of the part of the device is difficult to be tightly attached to the top of the roadway, and meanwhile, part of the protection net is subjected to deformation damage caused by a large amount of broken stone, so that the part of the device is difficult to quickly replace the protection net, a large amount of assembly time is wasted, the working efficiency and the practicability of the device are reduced, and therefore, a broken rock roadway support device is needed to solve the problems.
Disclosure of Invention
The utility model aims to provide a broken rock body roadway support device, which aims to solve the problems that the existing device provided in the background art is mainly used for supporting by adopting a steel arch supporting and outer layer guniting supporting mode, so that part of devices are difficult to adjust according to the roadway height, the top of part of the supports are difficult to be tightly attached to the top of a roadway, and meanwhile, part of protection nets are deformed and damaged due to a large amount of broken stones, so that part of devices are difficult to quickly replace the protection nets, and a large amount of assembly time is wasted.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a broken rock roadway support apparatus comprising: the supporting column is characterized in that a vault is inserted into the top of the supporting column, an adjusting box is fixedly connected to the middle of the inner wall of the vault, supporting rods are uniformly and fixedly connected between the vaults, a protective net is sleeved on the outer wall of each supporting rod, a fixing plate is fixedly connected to the lower portion between the vaults, a lifting mechanism is arranged in the adjusting box, and an assembling mechanism is arranged below the fixing plate.
Preferably, the lifting mechanism comprises a worm, two ends of the worm are movably connected to the inner wall of the adjusting box, and a second bevel gear is fixedly connected to the middle of the outer wall of the worm.
Preferably, the right side meshing of second bevel gear is connected with first bevel gear, the right side middle part fixedly connected with transmission shaft of first bevel gear, the right-hand member of transmission shaft passes the regulating box and fixedly connected with first twist cap.
Preferably, worm wheels are connected to two sides of the outer wall of the worm in a meshed mode, an adjusting screw is fixedly connected to the inner wall of the worm wheel, and the top end of the adjusting screw is movably connected to the top of the inner wall of the adjusting box.
Preferably, the bottom of the adjusting screw rod penetrates through the adjusting box and is movably connected with a screw sleeve, and the outer wall of the screw sleeve is fixedly connected to the top of the inner side wall of the support column.
Preferably, the assembly mechanism comprises a movable plate, the movable plate is arranged below the fixed plate, one side of the protective net is fixedly connected to the bottom of the movable plate, and fixing nuts are fixedly connected to two sides of the top of the movable plate.
Preferably, the inner wall of the fixing nut is movably connected with a bolt, and the top end of the bolt penetrates through the fixing plate and is fixedly connected with a second torsion cover.
Compared with the prior art, the utility model has the beneficial effects that:
this kind of broken rock mass well lane strutting arrangement is provided with elevating system, drive transmission shaft and first conical gear synchronous rotation through rotating first turning round lid, first conical gear meshing drives the spacing rotation of second conical gear and worm, worm meshing drives worm wheel and adjusting screw and spacing rotates, adjusting screw receives the restriction of swivel nut for adjusting screw drives the hunch top and slides from top to bottom, through above-mentioned design, realizes the lift adjustment to the vault, avoids partial device to be difficult to adjust according to well lane height, thereby avoid partial support top to be difficult to closely laminate on the top of well lane, make work efficiency obtain improving, the adjustability and the practicality of device have been improved.
This kind of broken rock mass roadway support device is provided with assembly devices, through laying the protection network on the outer wall of bracing piece, then rotate the second and turn round the lid and drive the synchronous rotation of bolt for the bolt inserts the inside of establishing at fixation nut, and the both sides of protection network are spacing in the below of fixed plate through the fly leaf simultaneously, through above-mentioned design, realize the assembly to the protection network, avoid partial device to be difficult to quick replacement protection network, thereby avoid wasting a large amount of assembly time, make work efficiency obtain improving, the convenience and the practicality of device have been improved.
Drawings
FIG. 1 is a front perspective view of the structure of the present utility model;
FIG. 2 is a front cross-sectional perspective view of the structure of the present utility model;
FIG. 3 is a partial structural elevation cutaway perspective view of the strut and lift mechanism of the present utility model;
fig. 4 is a side, cross-sectional perspective view of a partial structure of the dome and securing mechanism of the present utility model.
In the figure: 11. a support post; 12. a vault; 13. an adjusting box; 14. a support rod; 15. a protective net; 16. a fixing plate; 2. a lifting mechanism; 21. a worm; 22. a second bevel gear; 23. a first bevel gear; 24. a transmission shaft; 25. a first twist cap; 26. a worm wheel; 27. adjusting a screw; 28. a screw sleeve; 3. an assembly mechanism; 31. a movable plate; 32. a fixing nut; 33. a bolt; 34. and a second twist cap.
Description of the embodiments
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, an embodiment of the present utility model is provided:
a broken rock roadway support apparatus comprising: the supporting column 11, the top of the supporting column 11 is inserted and is equipped with the vault 12, the inner wall middle part fixedly connected with adjustment tank 13 of vault 12, evenly fixedly connected with bracing piece 14 between the vault 12, the outer wall cover of bracing piece 14 is equipped with protection network 15, the below fixedly connected with fixed plate 16 between the vault 12, the inside of adjustment tank 13 is equipped with elevating system 2, the below of fixed plate 16 is equipped with assembly devices 3.
The lifting mechanism 2 comprises a worm 21, two ends of the worm 21 are movably connected to the inner wall of the adjusting box 13, a second bevel gear 22 is fixedly connected to the middle part of the outer wall of the worm 21, through the design, the worm 21 drives the second bevel gear 22 to synchronously rotate, a first bevel gear 23 is connected to the right side of the second bevel gear 22 in a meshed mode, a transmission shaft 24 is fixedly connected to the middle part of the right side of the first bevel gear 23, the right end of the transmission shaft 24 penetrates through the adjusting box 13 and is fixedly connected with a first torsion cover 25, through the design, the first torsion cover 25 is enabled to drive the worm 21 to rotate in a limited mode, worm wheels 26 are connected to the two sides of the outer wall of the worm 21 in a meshed mode, an adjusting screw 27 is fixedly connected to the inner wall of the worm wheels 26, the top end of the adjusting screw 27 is movably connected to the top of the inner wall of the adjusting box 13, through the design, the bottom end of the adjusting screw 27 penetrates through the adjusting box 13 and is movably connected with a screw sleeve 28, the outer wall of the screw sleeve 28 is fixedly connected to the top of the inner side wall of the supporting column 11, and through the design, the adjusting screw 27 drives the dome 12 to slide up and down.
The assembly devices 3 include fly leaf 31, and fly leaf 31 establishes in the below of fixed plate 16, and one side fixed connection of protection network 15 is in the bottom of fly leaf 31, and the top both sides fixedly connected with fixation nut 32 of fly leaf 31 through this design, has realized that fly leaf 31 drives protection network 15 laminating on the outer wall of bracing piece 14, and the inner wall swing joint of fixation nut 32 has bolt 33, and the top of bolt 33 passes fixed plate 16 and fixedly connected with second and turns round lid 34, through this design, has realized carrying out spacing fixed to fly leaf 31.
Working principle: when the vault 12 needs to be lifted and adjusted, the first torsion cover 25 is rotated, the first torsion cover 25 drives the transmission shaft 24 to rotate, the transmission shaft 24 drives the first bevel gear 23 to synchronously rotate, the first bevel gear 23 is meshed to drive the second bevel gear 22 to rotate, the second bevel gear 22 drives the worm 21 to rotate in a limiting mode, the worm 21 is meshed to drive the worm wheel 26 to synchronously rotate, the worm wheel 26 drives the adjusting screw 27 to rotate in a limiting mode, the adjusting screw 27 is limited by the threaded sleeve 28, and the adjusting screw 27 drives the vault 12 to slide up and down, so that lifting and adjusting operation of the vault 12 is achieved.
When the protection net 15 needs to be assembled, the protection net 15 is firstly paved on the outer wall of the supporting rod 14, then the second torsion cover 34 is rotated, the second torsion cover 34 drives the bolts 33 to synchronously rotate, so that the bolts 33 are inserted into the fixing nuts 32, and meanwhile, the two sides of the protection net 15 are limited below the fixing plate 16 through the movable plate 31, so that the assembly operation of the protection net 15 is realized, and the operation is finished.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. Broken rock mass roadway support device, including pillar (11), its characterized in that: the top of pillar (11) is inserted and is equipped with vault (12), inner wall middle part fixedly connected with adjustment tank (13) of vault (12), even fixedly connected with bracing piece (14) between vault (12), the outer wall cover of bracing piece (14) is equipped with protection network (15), below fixedly connected with fixed plate (16) between vault (12), the inside of adjustment tank (13) is equipped with elevating system (2), the below of fixed plate (16) is equipped with assembly devices (3).
2. A broken rock mass roadway support apparatus according to claim 1, wherein: the lifting mechanism (2) comprises a worm (21), two ends of the worm (21) are movably connected to the inner wall of the adjusting box (13), and a second bevel gear (22) is fixedly connected to the middle of the outer wall of the worm (21).
3. A broken rock mass roadway support apparatus according to claim 2, wherein: the right side meshing of second bevel gear (22) is connected with first bevel gear (23), the right side middle part fixedly connected with transmission shaft (24) of first bevel gear (23), the right-hand member of transmission shaft (24) passes adjustment tank (13) and fixedly connected with first twist lid (25).
4. A broken rock mass roadway support apparatus according to claim 2, wherein: the worm gear (26) is connected with two sides of the outer wall of the worm (21) in a meshed mode, an adjusting screw (27) is fixedly connected with the inner wall of the worm gear (26), and the top end of the adjusting screw (27) is movably connected to the top of the inner wall of the adjusting box (13).
5. A broken rock mass roadway support apparatus according to claim 4, wherein: the bottom of the adjusting screw (27) penetrates through the adjusting box (13) and is movably connected with a screw sleeve (28), and the outer wall of the screw sleeve (28) is fixedly connected to the top of the inner side wall of the support column (11).
6. A broken rock mass roadway support apparatus according to claim 1, wherein: the assembly mechanism (3) comprises a movable plate (31), the movable plate (31) is arranged below the fixed plate (16), one side of the protective net (15) is fixedly connected to the bottom of the movable plate (31), and fixing nuts (32) are fixedly connected to two sides of the top of the movable plate (31).
7. The broken rock mass roadway support apparatus according to claim 6, wherein: the inner wall of the fixing nut (32) is movably connected with a bolt (33), and the top end of the bolt (33) penetrates through the fixing plate (16) and is fixedly connected with a second torsion cover (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322331509.1U CN220621907U (en) | 2023-08-29 | 2023-08-29 | Broken rock mass roadway support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322331509.1U CN220621907U (en) | 2023-08-29 | 2023-08-29 | Broken rock mass roadway support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220621907U true CN220621907U (en) | 2024-03-19 |
Family
ID=90228467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322331509.1U Active CN220621907U (en) | 2023-08-29 | 2023-08-29 | Broken rock mass roadway support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220621907U (en) |
-
2023
- 2023-08-29 CN CN202322331509.1U patent/CN220621907U/en active Active
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