CN220791286U - Supporting device for tunnel - Google Patents
Supporting device for tunnel Download PDFInfo
- Publication number
- CN220791286U CN220791286U CN202322761248.7U CN202322761248U CN220791286U CN 220791286 U CN220791286 U CN 220791286U CN 202322761248 U CN202322761248 U CN 202322761248U CN 220791286 U CN220791286 U CN 220791286U
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- support piece
- piece
- tunnel
- supporting
- support
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 83
- 230000006978 adaptation Effects 0.000 claims abstract description 3
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The utility model discloses a supporting device for a tunnel, which comprises a first supporting piece, a second supporting piece, a third supporting piece and a fourth supporting piece. This strutting arrangement for tunnel, the first support piece of the common fixedly connected with in top of pole setting, the both sides of first support piece all articulate there is second support piece, the bottom of second support piece articulates there is third support piece, the bottom of third support piece articulates there is the connection piece, the bottom of connection piece articulates there is fourth support piece, second support piece, the inboard of third support piece and fourth support piece all articulates there is the vaulting pole, the lateral wall of thread bush corresponds vaulting pole department and articulates there is the piston bucket, the inboard sliding connection of piston bucket has the slider rather than the looks adaptation, the one end of vaulting pole inserts in the piston bucket with slider fixed connection, electric putter is installed to the bottom inboard of piston bucket, through first support piece, second support piece, third support piece, the setting of fourth support piece and connection piece, form comprehensive support in the inboard of tunnel, the supporting effect is better.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to a supporting device for a tunnel.
Background
In the tunnel construction process, broken geological surrounding rocks are frequently encountered, the broken geological surrounding rocks can damage the primary support bearing capacity of the tunnel, the tunnel is easy to crack, subside, collapse and the like, and the construction safety is seriously affected. If the worker performs reinforcement treatment on the primary support of settlement cracking on the premise of no safety protection measures, a great potential safety hazard exists, so that the temporary support device is needed to assist in supporting the primary support, and then the worker performs machining again.
In publication (bulletin) No.: in the prior art of CN216342233U, a tunnel supporting device is disclosed, comprising: a base; the lifting driving mechanism is arranged on the base; one end of the supporting piece is hinged to the execution end of the lifting driving mechanism, the other end of the supporting piece is a free end, and the lifting driving mechanism is used for driving the supporting piece to lift; the rotary driving mechanism is arranged on the base and is used for driving the supporting piece to be opened in a forward rotation mode or closed in a reverse rotation mode by taking the hinging point of the supporting piece and the executing end as a rotating axis. The height and the supporting angle of the whole structure of the tunnel supporting device can be flexibly adjusted, the structure is strong in integrality and easy to adjust, repeated disassembly and assembly are not needed, and the construction efficiency is effectively improved; meanwhile, the whole device can be carried, moved and transferred after the height of the whole device is reduced, so that the whole device can conveniently pass through the lower parts of other large tunnel construction equipment, and the applicability is strong.
However, in the prior art, the supporting devices are only supported by supporting pieces on two sides, the supporting contact surface is small, and the supporting effect is poor, so that the prior art is optimized by proposing a supporting device for a tunnel.
Disclosure of Invention
The present utility model is directed to a supporting device for a tunnel, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the supporting device for the tunnel comprises a bottom plate, wherein guide rods are symmetrically and fixedly connected to the top surface of the bottom plate, guide sleeves are sleeved on the guide rods in a sliding manner, transverse plates are fixedly connected to the two ends of the guide sleeves together, threaded sleeves are fixedly connected between the transverse plates in a penetrating manner, threaded rods matched with the threaded sleeves are connected to the inner sides of the threaded sleeves in a threaded manner, U-shaped frames are fixedly arranged at the ends of the bottom plate corresponding to the threaded rods, the threaded rods are rotatably connected to the U-shaped frames, motors are fixedly arranged on the inner sides of the U-shaped frames, the output ends of the motors are fixedly arranged with the threaded rods through couplings, vertical rods are symmetrically and fixedly connected to the top surfaces of top transverse plates, first supporting pieces are fixedly connected to the top ends of the vertical rods together, second supporting pieces are hinged to the two sides of each first supporting piece, the bottom of second support piece articulates there is third support piece, the bottom of third support piece articulates there is the connection piece, the bottom of connection piece articulates there is fourth support piece, the inboard of second support piece, third support piece and fourth support piece all articulates there are the vaulting pole, it has two vaulting poles to articulate on the fourth support piece, the second support piece, articulated there is a vaulting pole on the third support piece, the lateral wall of thread bush corresponds vaulting pole department and articulates there is the piston barrel, the inboard sliding connection of piston barrel has the slider rather than looks adaptation, the one end of vaulting pole inserts in the piston barrel with slider fixed connection, electric putter is installed to the bottom inboard of piston barrel, electric putter's flexible end corresponds with the slider. The motor and the electric push rod are externally connected with a switch through a wire, and the switch is connected with an external power supply.
As a further scheme of the utility model: the end part of the piston barrel is provided with a through hole for penetrating the stay bar, and the piston barrel is uniformly provided with heat dissipation holes corresponding to the electric push rod.
As still further aspects of the utility model: casters are fixedly arranged at four corners of the bottom surface of the bottom plate.
As still further aspects of the utility model: the storage grooves are formed in two sides of the bottom plate, and extension plates matched with the storage grooves are connected to the inner sides of the storage grooves in a sliding mode.
As still further aspects of the utility model: the side wall of extension board rotates and is connected with first hand screw bolt, and the corresponding first hand screw bolt department fixedly connected with internal thread pipe of accomodating in the inslot, the internal thread pipe inserts in the extension board and with first hand screw bolt threaded connection, offered on the extension board and be used for the internal thread pipe to insert and gliding notch.
As still further aspects of the utility model: the edge symmetry threaded connection of extension board has the second hand to twist the bolt, and the bottom fixedly connected with pad foot of second hand to twist the bolt, and the bottom surface of pad foot is equipped with anti-skidding line.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the first supporting piece, the second supporting piece, the third supporting piece, the fourth supporting piece and the connecting piece, comprehensive support is formed on the inner side of the tunnel, and the supporting effect is better.
2. According to the utility model, through the cooperation of the piston barrel, the sliding block, the electric push rod and the supporting rod, when the electric push rod is completely contracted, the second supporting piece, the third supporting piece, the connecting piece and the fourth supporting piece can naturally drop downwards to the middle of the device to approach, so that the space occupation of the device is reduced, and the storage and the transportation are convenient.
3. According to the utility model, through the arrangement of the casters, the movement of the device is facilitated, and the support surface can be extended by matching with the arrangement of the storage groove, the extension plate, the first hand-screwed bolt, the internal thread pipe, the second hand-screwed bolt and the pad foot, and the support range of the pad foot is enlarged through the extension of the extension plate, so that the device is more stable to support when in use.
Drawings
Fig. 1 is a schematic structural view of a supporting device for a tunnel.
Fig. 2 is a front view of a supporting device for a tunnel.
Fig. 3 is a partial construction view of a supporting device for a tunnel.
Fig. 4 is a schematic view of the interior of a piston barrel in a supporting device for a tunnel.
Fig. 5 is a sectional view of a tunnel supporting device at an extension plate.
In the figure: 1. a bottom plate; 2. a guide rod; 3. a guide sleeve; 4. a cross plate; 5. a thread sleeve; 6. a threaded rod; 7. a motor; 8. a vertical rod; 9. a first support; 10. a second support; 11. a brace rod; 12. a third support; 13. a connecting sheet; 14. a fourth support; 15. a piston barrel; 16. a slide block; 17. an electric push rod; 18. casters; 19. a storage groove; 20. an extension plate; 21. a first hand-screwed bolt; 22. an internally threaded tube; 23. a second hand-screwed bolt; 24. and (5) foot pads.
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. 1-5, in the embodiment of the utility model, a supporting device for a tunnel comprises a bottom plate 1, a guide rod 2 is symmetrically and fixedly connected to the top surface of the bottom plate 1, a guide sleeve 3 is sleeved on the guide rod 2 in a sliding manner, two ends of the guide sleeve 3 are fixedly connected with a transverse plate 4 together, a threaded sleeve 5 is fixedly connected between the transverse plates 4 together in a penetrating manner, a threaded rod 6 matched with the threaded sleeve 5 is connected to the inner side of the threaded sleeve 5 in a threaded manner, a U-shaped frame is fixedly arranged at the end part of the bottom plate 1 corresponding to the threaded rod 6, the threaded rod 6 is rotatably connected to the U-shaped frame, a motor 7 is fixedly arranged at the inner side of the U-shaped frame, the output end of the motor 7 is fixedly arranged with the threaded rod 6 through a coupler, a vertical rod 8 is symmetrically and fixedly connected to the top surface of the top transverse plate 4, a first supporting member 9 is fixedly connected to the top end of the vertical rod 8, two sides of the first supporting member 9 are hinged to the first supporting member, two sides of the first supporting member 9 are hinged to the second supporting member 10, a third supporting member 12 is hinged to the bottom of the second supporting member 10, a connecting piece 13 is hinged to the third supporting member 12 is hinged to the bottom of the third supporting member 12, a connecting piece 13 is hinged to the connecting the third supporting member 13 is hinged to the third supporting member, a bottom of the third supporting member 13 is hinged to the fourth supporting member 14 is hinged to the fourth supporting member, a piston rod 14 is hinged to the inner side of the sliding member 11 is connected to the fourth supporting member 11, a piston 11 is 16 is connected to the fourth supporting member 11, a sliding rod 11 is corresponding to the fourth supporting rod 11, a piston 11 is 16 is connected to the fourth supporting rod 11, a piston 15 is 16, one end 11 is connected to the fourth supporting rod 11 is 16, a piston 15 is connected to the piston 15, and a piston 15 is 15, and a piston 15 is connected to the piston 15 and a 5. The motor 7 and the electric push rod 17 are externally connected with a switch through a wire, and the switch is connected with an external power supply.
By the arrangement of the first supporting piece 9, the second supporting piece 10, the third supporting piece 12, the fourth supporting piece 14 and the connecting piece 13, comprehensive support is formed on the inner side of the tunnel, and the supporting effect is better.
Through the cooperation use between piston bucket 15, slider 16, electric putter 17, the vaulting pole 11, when electric putter 17 shrink completely, second support 10, third support 12, connection piece 13 and fourth support 14 can be close to in the middle of the vertical device naturally under the effect of gravity, reduces the space occupation of device, conveniently accomodates the transportation.
The end of the piston barrel 15 is provided with a perforation for penetrating the stay bar 11, and the piston barrel 15 is uniformly provided with heat dissipation holes corresponding to the electric push rod 17.
Casters 18 are fixedly arranged at four corners of the bottom surface of the bottom plate 1.
The two sides of the bottom plate 1 are provided with a storage groove 19, and the inner side of the storage groove 19 is connected with an extension plate 20 matched with the storage groove in a sliding manner.
The lateral wall of extension board 20 rotates and is connected with first hand and twists bolt 21, and the department fixedly connected with internal thread pipe 22 that corresponds first hand in the storage tank 19 twists bolt 21, and internal thread pipe 22 inserts in the extension board 20 and with first hand twist bolt 21 threaded connection, has offered on the extension board 20 and is used for internal thread pipe 22 to insert and gliding notch.
The edge of the extension plate 20 is symmetrically connected with a second hand-screwed bolt 23 in a threaded manner, the bottom end of the second hand-screwed bolt 23 is fixedly connected with a foot pad 24, and the bottom surface of the foot pad 24 is provided with anti-skid patterns.
Through the setting of truckle 18, make things convenient for the removal of device, the cooperation accomodates groove 19, extension board 20, first hand screw bolt 21, internal thread pipe 22, second hand screw bolt 23 and pad foot 24's setting, can carry out the extension of holding surface, through the extension of extension board 20, enlarges the supporting range of pad foot 24 for the device supports when using more stably.
The working principle of the utility model is as follows:
when the device is used, the device is moved to a position which needs to be supported in a tunnel through the truckles 18, an external power supply is connected at the moment, the first manual screw bolt 21 is rotated, the extension plate 20 slides out of the storage groove 19 under the cooperation of the internal screw pipe 22, the bottom plate 1 is extended, the second manual screw bolt 23 is further rotated at the moment, the foot 24 is abutted on the bottom surface, the device is parked, the motor 7 is further started at the moment, the motor 7 drives the threaded rod 6 to rotate, the transverse plate 4 is enabled to ascend along the direction of the guide sleeve 3 and the guide rod 2 under the cooperation of the screw sleeve 5, the transverse plate 4 drives the first supporting piece 9 to abut on the inner side of the top of the tunnel through the upright rod 8, the electric push rod 17 corresponding to the second supporting piece 10 is started at the moment, the telescopic end of the electric push rod 17 is stretched and finally abutted on the slide block 16, the supporting rod 11 is ejected out, the second supporting piece 10 is finally abutted to the inner wall of the tunnel, the electric push rod 17 corresponding to the third supporting piece 12 is further started at the moment, the electric push rod 17 corresponding to the fourth supporting piece 14 is further sequentially started on the inner wall of the tunnel, the fourth supporting piece 14 is further, the electric push rod 17 corresponding to the fourth supporting piece 14 is formed, the inner wall is sequentially, the fourth supporting piece is matched with the inner wall of the fourth supporting piece, and the top and the bottom of the fourth supporting piece is formed.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. Support arrangement for tunnel, including bottom plate (1), its characterized in that: the top surface symmetry fixedly connected with guide bar (2) of bottom plate (1), the slip cap is equipped with uide bushing (3) on guide bar (2), the both ends of uide bushing (3) are all fixedly connected with diaphragm (4) jointly, run through fixedly connected with thread bush (5) jointly between diaphragm (4), the inboard threaded connection of thread bush (5) has threaded rod (6) rather than the looks adaptation, the tip fixed mounting that corresponds threaded rod (6) on bottom plate (1) has U-shaped frame, threaded rod (6) swivelling joint is on U-shaped frame, the inboard fixed mounting of U-shaped frame has motor (7), the output of motor (7) passes through shaft coupling and threaded rod (6) fixed mounting, the top surface symmetry fixedly connected with pole setting (8) of top diaphragm (4), the top of pole setting (8) is fixedly connected with first support piece (9) jointly, the both sides of first support piece (9) all articulate second support piece (10), the bottom of second support piece (10) articulates there is third support piece (12), the bottom of third support piece (12) articulates connection piece (13), the bottom connection piece (13) of third support piece (12), the bottom of fourth support piece (14) all articulates (14) has third support piece (14), the side wall of the thread bush (5) is hinged with a piston barrel (15) corresponding to a supporting rod (11), the inner side of the piston barrel (15) is connected with a sliding block (16) which is matched with the piston barrel in a sliding manner, one end of the supporting rod (11) is inserted into the piston barrel (15) and fixedly connected with the sliding block (16), an electric push rod (17) is mounted on the inner side of the bottom of the piston barrel (15), and the telescopic end of the electric push rod (17) corresponds to the sliding block (16).
2. A tunnel support device according to claim 1, wherein: the end part of the piston barrel (15) is provided with a through hole for penetrating the stay bar (11), and the piston barrel (15) is uniformly provided with heat dissipation holes corresponding to the electric push rod (17).
3. A tunnel support device according to claim 1, wherein: casters (18) are fixedly arranged at four corners of the bottom surface of the bottom plate (1).
4. A tunnel support device according to claim 1, wherein: storage grooves (19) are formed in two sides of the bottom plate (1), and extension plates (20) matched with the storage grooves are connected to the inner sides of the storage grooves (19) in a sliding mode.
5. The tunnel supporting device according to claim 4, wherein: the side wall of extension board (20) rotates and is connected with first hand screw bolt (21), and corresponding first hand screw bolt (21) department fixedly connected with internal thread pipe (22) in accomodate groove (19), internal thread pipe (22) insert in extension board (20) and with first hand screw bolt (21) threaded connection, offer on extension board (20) and be used for internal thread pipe (22) to insert and gliding notch.
6. The tunnel supporting device according to claim 4, wherein: the edge of the extension plate (20) is symmetrically connected with a second hand-screwed bolt (23) in a threaded mode, and the bottom end of the second hand-screwed bolt (23) is fixedly connected with a foot pad (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322761248.7U CN220791286U (en) | 2023-10-16 | 2023-10-16 | Supporting device for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322761248.7U CN220791286U (en) | 2023-10-16 | 2023-10-16 | Supporting device for tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791286U true CN220791286U (en) | 2024-04-16 |
Family
ID=90631111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322761248.7U Active CN220791286U (en) | 2023-10-16 | 2023-10-16 | Supporting device for tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791286U (en) |
-
2023
- 2023-10-16 CN CN202322761248.7U patent/CN220791286U/en active Active
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