CN221002800U - Temporary reinforcing and supporting device for coal mine tunnel - Google Patents
Temporary reinforcing and supporting device for coal mine tunnel Download PDFInfo
- Publication number
- CN221002800U CN221002800U CN202323199666.8U CN202323199666U CN221002800U CN 221002800 U CN221002800 U CN 221002800U CN 202323199666 U CN202323199666 U CN 202323199666U CN 221002800 U CN221002800 U CN 221002800U
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- top plate
- supporting device
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- 239000003245 coal Substances 0.000 title claims abstract description 20
- 230000003014 reinforcing effect Effects 0.000 title claims description 8
- 230000002787 reinforcement Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005065 mining Methods 0.000 abstract description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a temporary reinforcement supporting device for a coal mine tunnel, and belongs to the technical field of auxiliary equipment for coal mining. The temporary reinforcement supporting device for the coal mine tunnel comprises two hydraulic cylinders and a top plate which is fixedly connected to the tops of the two hydraulic cylinders at the same time, wherein an arc-shaped plate is fixedly connected to the top of the top plate, a shuttle-shaped plate is rotatably connected to the top of the arc-shaped plate, a plurality of threaded rods are rotatably connected to the outer surfaces of the shuttle-shaped plate, screw caps are connected to the outer surfaces of the threaded rods in a threaded manner, sleeves are sleeved at the ends of the threaded rods, a connecting plate is movably connected to the other ends of the sleeves, and an arc-shaped top plate is clamped on the upper surface of the connecting plate; according to the utility model, the stress angle can be automatically adjusted according to the stress direction, so that the damage to the supporting device caused by concentrated pressure is avoided, the safety and stability of the supporting device are improved, the safety of a roadway can be judged by staff, the direction requiring subsequent reinforcement is determined, and the effect of the supporting device on the roadway is improved.
Description
Technical Field
The utility model relates to the technical field of auxiliary equipment for coal mining, in particular to a temporary reinforcing and supporting device for a coal mine tunnel.
Background
The stability of colliery tunnel is about the safety of exploitation, need consolidate it through envelope after the tunnel excavation, consequently consolidate the supporting device and become the important component in the colliery exploitation tunnelling, current colliery tunnel is temporarily consolidated and is strutted, and most is through multiunit backup pad and carry out the combination through the multiunit and support fastening, dismantles comparatively inconveniently after temporary support, therefore current colliery tunnel is temporarily consolidated and is strutted and use the supporting component that can conveniently adjust the use, can be more convenient to colliery tunnel is temporarily consolidated and strutted.
The existing supporting device only pays attention to the integral supporting in the coal mine roadway in the supporting process of the roadway, the top of the supporting device is inconvenient to finely adjust, the important top supporting of the supporting device is often stressed unevenly, the stress angle cannot be automatically adjusted according to the direction of the stress, when the coal mine roadway moves to a certain extent, the local pressure is concentrated to easily cause the damage of the supporting device, the safety of the supporting device is reduced, and then the effect of the supporting device on the roadway is reduced.
Disclosure of utility model
The utility model aims to solve the problems that the top of a supporting device in the prior art is inconvenient to finely adjust, the stress angle cannot be automatically adjusted according to the stress direction, and the supporting device is easily damaged due to local pressure concentration.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a support device is consolidated temporarily in colliery tunnel, includes two pneumatic cylinders to and the roof of simultaneous fixed connection at two pneumatic cylinder tops, the top fixedly connected with arc of roof, the top of arc rotates and is connected with the shuttle shaped plate, and the surface rotation of shuttle shaped plate is connected with a plurality of threaded rods, the surface threaded connection of threaded rod has the nut, its tip has still cup jointed the sleeve, telescopic other end swing joint has the connecting plate, the upper surface joint of connecting plate has the arc roof.
Preferably, side support mechanisms are symmetrically arranged on two side walls of the top plate.
Preferably, the side supporting mechanism comprises a T-shaped screw rod which is connected with the side wall of the top plate in a threaded mode, and a vertical plate is connected to the outer end of the T-shaped screw rod in a rotating mode.
Preferably, the side support mechanism further comprises a U-shaped bottom plate which is connected to the bottom of the top plate in a sliding mode, and the side face of the U-shaped bottom plate is also connected with the vertical plate in a rotating mode through a T-shaped screw rod.
Preferably, a rectangular through hole is formed in the U-shaped bottom plate, a sliding groove is formed in the rectangular through hole, a perforated sliding block is connected in the sliding groove in a sliding mode, and a T-shaped screw rod penetrates through the perforated sliding block.
Preferably, the widths of the arcuate roof and riser are greater than the widths of the roof and U-shaped floor.
Preferably, the upper surface of the top plate is fixedly connected with a top block, a spring is further arranged between the shuttle-shaped plate and the top plate, and the spring and the top block are arranged between the shuttle-shaped plate and the top plate.
Preferably, a supporting rod is fixedly connected between the inner side wall and the inner top wall of the top plate.
Compared with the prior art, the utility model provides a temporary reinforcing and supporting device for a coal mine tunnel, which has the following beneficial effects:
1. According to the utility model, through the cooperation arrangement among the hydraulic cylinder, the top plate, the arc-shaped plate, the shuttle-shaped plate, the sleeve, the nut, the arc-shaped top plate, the connecting plate and the threaded rod, when the device is used, the hydraulic cylinder is firstly utilized to lift the height of the top plate to enable the arc-shaped top plate to be in contact with the top wall of the roadway, the nut can be rotated according to the actual condition of the top wall of the roadway to locally finely adjust the top wall of the roadway, the nut is enabled to prop up against the sleeve to enable the arc-shaped top plate to prop up against the top wall of the roadway, the nut is enabled to be attached to the top wall of the roadway, the top wall of the roadway is supported better, when a certain activity is generated in a coal mine roadway, when the stress of a certain position of the top wall of the roadway is increased, the pressure acts on the arc-shaped top plate, the arc-shaped top plate is pushed to slightly rotate around the top of the arc-shaped plate, partial pressure of the arc-shaped top plate is transferred to the direction taking the intersection point of the arc-shaped plate and the shuttle-shaped plate as a symmetrical point, the damage to the supporting device caused by the pressure concentration is avoided, the stress angle can be automatically adjusted according to the direction of the stress force, the stress concentration is avoided, the damage to the supporting device is avoided, the safety and stability of the supporting device are also improved, the safety and the reliability of the supporting device are helpful for judging by workers and the safety and the direction are and the reliability are improved, and the requirement that the roadway are improved.
2. According to the utility model, through the cooperation arrangement among the hydraulic cylinder, the top plate, the arc-shaped plate, the shuttle-shaped plate, the sleeve, the nut, the arc-shaped top plate, the connecting plate, the threaded rod, the ejector block, the vertical plate, the rectangular through hole, the T-shaped screw rod, the U-shaped bottom plate, the perforated sliding block and the sliding groove, the side support mechanism is used for supporting two sides of a roadway, the T-shaped screw rod is rotated to adjust the vertical plate so as to be tightly attached to the sides of the roadway and provide support, the U-shaped bottom plate provides support for the T-shaped screw rod and the vertical plate, the stability of the vertical plate is improved, the T-shaped screw rod can move along with the movement of the top plate when the hydraulic cylinder pushes the top plate to move upwards or downwards through the arrangement of the rectangular through hole, the use range is enlarged, and the spring and the ejector block provide support protection for the shuttle-shaped plate so as to avoid the shuttle-shaped plate from being broken due to larger rotation amplitude.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. a hydraulic cylinder; 2. a top plate; 3. an arc-shaped plate; 4. a shuttle-shaped plate; 5. a sleeve; 6. a screw cap; 7. an arc-shaped top plate; 8. a connecting plate; 9. a threaded rod; 10. a top block; 11. a riser; 12. rectangular through holes; 13. a T-shaped screw; 14. a U-shaped bottom plate; 15. a perforated slider; 16. and a sliding groove.
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.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1, a temporary reinforcing and supporting device for a coal mine tunnel comprises two hydraulic cylinders 1 and a top plate 2 fixedly connected to the tops of the two hydraulic cylinders 1, wherein an arc plate 3 is fixedly connected to the top of the top plate 2, a shuttle plate 4 is rotatably connected to the top of the arc plate 3, a plurality of threaded rods 9 are rotatably connected to the outer surfaces of the shuttle plate 4, nuts 6 are screwed on the outer surfaces of the threaded rods 9, sleeves 5 are sleeved on the ends of the threaded rods, a connecting plate 8 is movably connected to the other ends of the sleeves 5, an arc top plate 7 is clamped on the upper surface of the connecting plate 8, and when the temporary reinforcing and supporting device is used, the temporary reinforcing and supporting device is conveyed into the tunnel to be supported by the hydraulic cylinders 1, the top plate 2, the arc plate 3, the shuttle plate 4, the sleeves 5, the nuts 6, the arc top plate 7, the connecting plate 8 and the threaded rods 9 in a matched mode, the arc-shaped top plate 7 is contacted with the top wall of the roadway, the screw cap 6 can be rotated to finely adjust the part of the top wall of the roadway according to the actual condition of the top wall of the roadway, the screw cap 6 is propped against the sleeve 5 to move upwards, the arc-shaped top plate 7 is propped against the top wall of the roadway and is attached to the top wall of the roadway, the top wall of the roadway is better supported, when the coal mine roadway moves to a certain extent, the pressure of the top wall of the roadway is increased, the arc-shaped top plate 7 is pushed to slightly rotate around the top of the arc-shaped plate 3, part of the pressure is transferred to the direction taking the intersection point of the arc-shaped plate 3 and the shuttle-shaped plate 4 as a symmetrical point, the damage to the supporting device caused by the pressure concentration is avoided, the device can automatically adjust the stress angle according to the stress direction, the damage to the supporting device caused by the pressure concentration is avoided, the safety and stability of the supporting device are improved, the safety of the roadway can be judged by the staff, the direction of subsequent reinforcement is determined, and the effect of the supporting device on the roadway is improved.
The two side walls of the top plate 2 are symmetrically provided with side supporting mechanisms, each side supporting mechanism comprises a T-shaped screw 13 which is in threaded connection with the side wall of the top plate 2, the outer end of each T-shaped screw 13 is rotationally connected with a vertical plate 11, each side supporting mechanism further comprises a U-shaped bottom plate 14 which is in sliding connection with the bottom of the top plate 2, the side surface of each U-shaped bottom plate 14 is rotationally connected with the vertical plate 11 through each T-shaped screw 13, a rectangular through hole 12 is formed in each U-shaped bottom plate 14, a chute 16 is formed in each rectangular through hole 12, a perforated sliding block 15 is in sliding connection with the inside of each chute 16, each T-shaped screw 13 penetrates through each perforated sliding block 15, the widths of each arc-shaped top plate 7 and each vertical plate 11 are larger than those of the top plate 2 and each U-shaped bottom plate 14, through the cooperation setting between pneumatic cylinder 1, roof 2, arc 3, shuttle 4, sleeve 5, nut 6, arc roof 7, connecting plate 8, threaded rod 9, kicking block 10, riser 11, rectangle through-hole 12, T shape screw rod 13, U-shaped bottom plate 14, foraminiferous slider 15 and spout 16, side support mechanism is used for supporting the both sides face in tunnel, rotatory T shape screw rod 13 adjusts riser 11, make its and the side in tunnel closely laminate, and provide the support, U-shaped bottom plate 14 provides the support for T shape screw rod 13 and riser 11, the stability of riser 11 has been improved, through the setting of rectangle through-hole 12 and spout 16, make T shape screw rod 13 can be when pneumatic cylinder 1 promotes roof 2 upward or downward motion, along with the motion of roof 2 and move, the application range has been enlarged.
The upper surface fixedly connected with kicking block 10 of roof 2 still is provided with the spring between shuttle shaped plate 4 and the roof 2, and spring and kicking block 10 are between shuttle shaped plate 4 and roof 2, fixedly connected with bracing piece between the inside wall of roof 2 and the interior roof, and spring and kicking block 10 provide the support protection for shuttle shaped plate 4, avoid shuttle shaped plate 4 rotation range great and rupture.
In the utility model, through the cooperation arrangement among the hydraulic cylinder 1, the top plate 2, the arc-shaped plate 3, the shuttle-shaped plate 4, the sleeve 5, the nut 6, the arc-shaped top plate 7, the connecting plate 8 and the threaded rod 9, when the device is used, the device is conveyed into a roadway to be supported, the hydraulic cylinder 1 is firstly utilized to lift the height of the top plate 2 to ensure that the arc-shaped top plate 7 is contacted with the top wall of the roadway, the nut 6 can be rotated to finely adjust the part of the top wall of the roadway according to the actual condition of the top wall of the roadway, the nut 6 is pushed to move upwards to ensure that the arc-shaped top plate 7 is pushed to be abutted against the top wall of the roadway and is attached to the top wall of the roadway, the top wall of the roadway is better supported, when a certain position of the top wall of the roadway is stressed to be increased, the pressure acts on the arc-shaped top plate 7 to push the arc-shaped top plate 7 to slightly rotate around the top of the arc-shaped plate 3, the utility model discloses a hydraulic cylinder 1, a top plate 2, an arc plate 3, a shuttle plate 4, a sleeve 5, a nut 6, an arc top plate 7, a connecting plate 8, a threaded rod 9, a top block 10, a vertical plate 11, a rectangular through hole 12, a T-shaped screw 13, a U-shaped bottom plate 14, a perforated slider 15 and a chute 16, wherein partial pressure is transferred to the direction taking the intersection point of the arc plate 3 and the shuttle plate 4 as a symmetrical point, the device can automatically adjust the stress angle according to the stress direction, the stress concentration is avoided to damage the supporting device, the safety and stability of the supporting device are improved, the safety of a roadway can be further helped by workers, the direction requiring subsequent reinforcement is determined, the effect of the supporting device on the roadway is improved, the vertical plate 11 is adjusted by the hydraulic cylinder 1, the top plate 2, the arc plate 3, the shuttle plate 4, the sleeve 5, the nut 6, the arc top plate 7, the connecting plate 8, the threaded rod 9, the top block 10, the vertical plate 11, the rectangular through hole 12, the T-shaped screw 13, the U-shaped bottom plate 14, the perforated slider 15 and the chute 16, the U-shaped bottom plate 14 provides support for the T-shaped screw 13 and the vertical plate 11, the stability of the vertical plate 11 is improved, the T-shaped screw 13 can move along with the movement of the top plate 2 when the hydraulic cylinder 1 pushes the top plate 2 to move upwards or downwards through the arrangement of the rectangular through hole 12 and the chute 16, the application range is enlarged, and the spring and the ejector block 10 provide support protection for the shuttle plate 4 to avoid the shuttle plate 4 from being broken due to larger rotation amplitude.
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 (8)
1. The utility model provides a support device is consolidated temporarily in colliery tunnel, includes two pneumatic cylinders (1) to and roof (2) of while fixed connection at two pneumatic cylinders (1) tops, a serial communication port, the top fixedly connected with arc (3) of roof (2), the top rotation of arc (3) is connected with shuttle (4), and the surface rotation of shuttle (4) is connected with a plurality of threaded rods (9), the surface threaded connection of threaded rod (9) has nut (6), its tip has still cup jointed sleeve (5), the other end swing joint of sleeve (5) has connecting plate (8), the upper surface joint of connecting plate (8) has arc roof (7).
2. The temporary reinforcement and support device for coal mine tunnel according to claim 1, wherein side support mechanisms are symmetrically arranged on two side walls of the top plate (2).
3. The temporary reinforcement supporting device for the coal mine tunnel according to claim 2, wherein the side supporting mechanism comprises a T-shaped screw rod (13) which is connected to the side wall of the top plate (2) in a threaded mode, and a vertical plate (11) is connected to the outer end of the T-shaped screw rod (13) in a rotating mode.
4. A temporary reinforcing and supporting device for a coal mine tunnel according to claim 3, wherein the side supporting mechanism further comprises a U-shaped bottom plate (14) which is slidably connected to the bottom of the top plate (2), and the side surface of the U-shaped bottom plate (14) is also rotatably connected with the vertical plate (11) through a T-shaped screw (13).
5. The temporary reinforcement support device for the coal mine tunnel according to claim 4, wherein a rectangular through hole (12) is formed in the U-shaped bottom plate (14), a sliding groove (16) is formed in the rectangular through hole (12), a sliding block (15) with holes is connected to the sliding groove (16) in a sliding mode, and a T-shaped screw (13) penetrates through the sliding block (15) with holes.
6. The temporary reinforcement and support device for coal mine roadways according to claim 5, characterized in that the widths of the arc-shaped top plate (7) and the vertical plate (11) are larger than those of the top plate (2) and the U-shaped bottom plate (14).
7. The temporary reinforcement supporting device for the coal mine tunnel according to claim 1, wherein a top block (10) is fixedly connected to the upper surface of the top plate (2), a spring is further arranged between the shuttle-shaped plate (4) and the top plate (2), and the spring and the top block (10) are arranged between the shuttle-shaped plate (4) and the top plate (2).
8. The temporary reinforcement and support device for the coal mine tunnel according to claim 1, wherein a support rod is fixedly connected between the inner side wall and the inner top wall of the top plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323199666.8U CN221002800U (en) | 2023-11-27 | 2023-11-27 | Temporary reinforcing and supporting device for coal mine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323199666.8U CN221002800U (en) | 2023-11-27 | 2023-11-27 | Temporary reinforcing and supporting device for coal mine tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221002800U true CN221002800U (en) | 2024-05-24 |
Family
ID=91125429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323199666.8U Active CN221002800U (en) | 2023-11-27 | 2023-11-27 | Temporary reinforcing and supporting device for coal mine tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221002800U (en) |
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2023
- 2023-11-27 CN CN202323199666.8U patent/CN221002800U/en active Active
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