CN214091880U - Tunnel engineering excavation construction rack - Google Patents
Tunnel engineering excavation construction rack Download PDFInfo
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- CN214091880U CN214091880U CN202120093551.2U CN202120093551U CN214091880U CN 214091880 U CN214091880 U CN 214091880U CN 202120093551 U CN202120093551 U CN 202120093551U CN 214091880 U CN214091880 U CN 214091880U
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- buffer
- excavation construction
- connecting rod
- construction rack
- roof
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Abstract
The utility model relates to a tunnel engineering excavation construction rack relates to the field of scaffold, and it includes the scaffold, set up in a plurality of connecting rods on the scaffold, through coupling assembling set up in roof on the connecting rod and through buffering subassembly set up in buffer board on the roof, the buffer board is located the scaffold top. This application is through installing the buffer board in the scaffold top, and the staff is at the scaffold during operation, and the buffer board is located the staff top to protect the staff, reduce the phenomenon that the stone in the tunnel injures the staff by a crashing object.
Description
Technical Field
The application relates to the field of scaffold, especially, relate to a tunnel engineering excavation construction rack.
Background
The tunnel is an engineering building buried in the ground, and is a form in which a human utilizes an underground space. In the construction process of tunnel, need excavate the tunnel, generally can use the construction rack when excavating the tunnel.
Chinese patent with publication number CN204646247U discloses a tunnel engineering excavation construction rack, a serial communication port, including the platform truck portal, platform truck portal crossbeam, the platform truck platform, the link chain, electric block, promote the box, the both sides at platform truck portal crossbeam are connected to the upper end of platform truck portal, the two is connected and is formed the platform truck door opening, both sides set up left slide respectively in the centre of rack, each 1 of right slide, the upper end of left slide and right slide sets up the hoisting frame crossbeam, be provided with electric block on the hoisting frame crossbeam, electric block passes through the link chain and connects the promotion box, electric block is connected with the locator, the relevant position of left slide and right slide sets up limit switch.
In view of the above-mentioned related technologies, the inventor thinks that some stones fall off inside the tunnel during the tunnel excavation process, and easily injure workers on the scaffold.
SUMMERY OF THE UTILITY MODEL
In order to play the guard action to the staff on the construction rack, this application provides a tunnel engineering excavation construction rack.
The application provides a tunnel engineering excavation construction rack adopts following technical scheme:
the utility model provides a tunnel engineering excavation construction rack, includes the scaffold, set up in a plurality of connecting rods on the scaffold, through coupling assembling set up in roof on the connecting rod and through the buffering subassembly set up in buffer board on the roof, the buffer board is located the scaffold top.
Through adopting above-mentioned technical scheme, the staff is at the scaffold during operation, and the buffer board is located the staff top to protect the staff, reduce the phenomenon that the stone in the tunnel injures the staff.
It is optional, the connecting rod runs through roof and buffer board, the connecting rod respectively with roof and buffer board sliding connection, coupling assembling includes the slip cap and locates the adapter sleeve in the connecting rod outside and set up in the joint part of adapter sleeve, a plurality of joint grooves have been seted up in the connecting rod outside, the joint groove is arranged along the length direction of connecting rod, the spout has been seted up to one side that the adapter sleeve inboard is close to the joint groove, the joint part including set up in joint spring and sliding connection in the spout in the wedge in the spout, wedge and joint groove joint cooperation, the inclined plane slope of wedge is up.
Through adopting above-mentioned technical scheme, when upwards promoting the adapter sleeve, the wedge can be pushed to the spout in, when the wedge with be located the joint groove alignment of top, the joint spring can push the wedge to the joint inslot to can heighten the height of adapter sleeve, and then increase the distance between roof and the scaffold, with the higher staff of adaptation height.
Optionally, the buffering subassembly including set up in buffer cylinder on the roof, slide to wear to locate buffer beam and cover in the buffer cylinder are located the interior buffer spring in the outside of buffer cylinder and buffer beam, the buffer beam is kept away from the one end of buffer cylinder and is connected bottom the buffer board, interior buffer spring is located between roof and the buffer board.
Through adopting above-mentioned technical scheme for buffer board and roof have certain shock-absorbing capacity in vertical direction, when the stone pounded to the buffer board, the buffer board can cushion the stone, reduces the degree of clashing of stone to the buffer board.
Optionally, one end of the wedge block, which is far away from the clamping groove, is provided with a slide rod, and the slide rod penetrates through the inner side and the outer side of the connecting sleeve and extends out of the outer side of the connecting sleeve.
Through adopting above-mentioned technical scheme, when the height of roof was transferred to needs, outwards pulling slide bar makes the wedge break away from the joint groove, then the adapter sleeve that slides downwards to make the wedge joint in the joint inslot of corresponding height.
Optionally, the positions of the tops of the buffer plates, which are close to the edges, are both vertically provided with baffles.
Through adopting above-mentioned technical scheme, when the stone dropped on the buffer board, the baffle can block the stone, reduces the phenomenon that the stone falls from the buffer board.
Optionally, the buffer plate is arranged in a hollow manner, and a plurality of reinforcing columns are vertically arranged in the buffer plate.
Through adopting above-mentioned technical scheme, can reduce the required material of preparation buffer board to save the cost, and the setting of reinforcement post can improve the intensity of buffer board.
Optionally, an outer buffer spring is sleeved outside the connecting rod and located between the top plate and the buffer plate.
Through adopting above-mentioned technical scheme, the cushioning performance between buffer board and the roof can further be improved in outer buffer spring's setting.
Optionally, an upper buffer spring is sleeved outside the reinforcing column.
Through adopting above-mentioned technical scheme, go up buffer spring's setting and can improve the shock-absorbing capacity of buffer board.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when workers work on the scaffold, the buffer plate is positioned above the workers to protect the workers and reduce the phenomenon that stones in the tunnel injure the workers;
2. buffer board and roof have certain shock-absorbing capacity in vertical direction, when the stone pounded to the buffer board, the buffer board can cushion the stone, reduces the clash degree of stone to the buffer board.
Drawings
FIG. 1 is a schematic view of a tunnel engineering excavation construction bench;
fig. 2 is a schematic view of a connection assembly of a tunnel engineering excavation construction bench;
FIG. 3 is a schematic view of a buffer assembly of a tunnel engineering excavation construction skid;
fig. 4 is a schematic view of a buffer plate of a tunnel engineering excavation construction bench.
Description of reference numerals: 1. a scaffold; 2. a connecting rod; 3. a top plate; 4. a buffer plate; 5. a support leg; 6. a station board; 7. a wheel body; 8. a baffle plate; 9. connecting sleeves; 10. a clamping groove; 11. a chute; 12. a wedge block; 13. clamping a spring; 14. a bevel; 15. a slide bar; 16. a pull rod; 17. a buffer cylinder; 18. a buffer rod; 19. an inner buffer spring; 20. an outer buffer spring; 21. a cavity; 22. a reinforcement column; 23. and an upper buffer spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses tunnel engineering excavation construction rack. Referring to fig. 1, tunnel engineering excavation construction rack includes scaffold 1, four connecting rods 2, roof 3 and buffer board 4, and scaffold 1 includes four landing legs 5 and a station board 6, and four landing legs 5 are vertical respectively to be installed in 6 bottom surfaces of station board and be close to the position of four corners, and wheel body 7 is installed to 5 bottoms of landing leg. Four connecting rods 2 are vertically fixed in the position of 6 top surfaces of standing plate and being close to four corners respectively, install coupling assembling on connecting rod 2, and roof 3 is through four group's coupling assembling horizontal installation on four connecting rods 2. A plurality of groups of buffer components are installed at the top of the top plate 3, the buffer plate 4 is horizontally installed above the top plate 3 through the buffer components, and the buffer plate 4 is located right above the station plate 6.
When needs are under construction to the tunnel, place the construction rack in the corresponding position in the tunnel, the staff stands on standing board 6 to be under construction to the tunnel, make buffer board 4 can protect the staff, when having the stone to drop in the tunnel, the stone can drop on buffer board 4, reduces the condition that the staff was injure by a crashing object to the stone.
Referring to fig. 1 and 2, coupling assembling includes adapter sleeve 9 and joint part, and connecting rod 2 is square setting, and a plurality of square joint grooves 10 have been seted up to connecting rod 2 one side level, and joint groove 10 arranges along the length direction linearity of connecting rod 2, and the length direction of all joint grooves 10 all is parallel to each other. The connecting sleeve 9 is slidably sleeved outside the connecting rod 2, the clamping component is installed on the inner side of the connecting sleeve 9 corresponding to the clamping groove 10, and the clamping component is clamped and matched with the clamping groove 10 to fix the connecting sleeve 9 and the connecting rod 2. In addition, the connecting rod 2 penetrates through the upper and lower sides of the top plate 3 and the upper and lower sides of the buffer plate 4, and the connecting rod 2 is slidably connected with the top plate 3 and the buffer plate 4 respectively.
A sliding groove 11 is horizontally formed in one side, close to the clamping groove 10, of the inner side of the connecting sleeve 9, and the length direction of the sliding groove 11 is parallel to the length direction of the clamping groove 10. The joint part includes wedge 12 and joint spring 13, and 12 sliding connection of wedge are in spout 11, and wedge 12 and the cooperation of joint groove 10 joint, joint spring 13 install in spout 11, and joint spring 13's flexible direction is parallel with the length direction of spout 11, and joint spring 13 both ends are connected with 11 tank bottoms of spout and wedge 12 respectively. The wedge block 12 is provided with an inclined surface 14 at one end close to the clamping groove 10, and the inclined surface 14 is inclined upwards. In addition, when the wedge block 12 is clamped in the clamping groove 10, the inclined surface 14 partially extends out of the sliding groove 11 and partially extends into the clamping groove 10.
When the higher staff of height stands on station position board 6, need heighten the height of roof 3, at this moment, upwards promote adapter sleeve 9, at this in-process, the inclined plane 14 of wedge 12 can contact with the position between the connecting rod 2 outside and the joint groove 10 lateral wall, make wedge 12 can be pushed into in the spout 11, when wedge 12 moved to the relevant position, joint spring 13 can push wedge 12 into the joint groove 10 of relevant position in, thereby can heighten the height of adapter sleeve 9, in order to heighten the height of roof 3.
In order to adjust the height of the connecting sleeve 9 conveniently, a sliding rod 15 is fixed at one end of the wedge-shaped block 12, which is far away from the clamping groove 10, the sliding rod 15 penetrates through the inner side and the outer side of the connecting sleeve 9, and a drawing rod 16 is fixed at one end of the sliding rod 15, which is far away from the wedge-shaped block 12, and extends out of the outer side of the connecting sleeve 9. When the height of the top plate 3 needs to be reduced, the pull rod 16 is pulled outwards to separate the wedge block 12 from the clamping groove 10, then the connecting sleeve 9 is slid downwards to slide the connecting sleeve 9 to the corresponding height, and the height of the top plate 3 can be reduced.
Referring to fig. 3, a plurality of buffer assembly square matrix are arranged between roof 3 and buffer board 4, buffer assembly includes buffer cylinder 17, buffer rod 18 and interior buffer spring 19, buffer cylinder 17 is vertical to be fixed in the 3 top surfaces of roof, buffer cylinder 17 is the cavity setting, buffer cylinder 17 upper end is the opening setting, buffer rod 18 is vertical to be fixed in the position that buffer cylinder 17 corresponds in 4 bottom surfaces of buffer board, tip sliding connection is in buffer cylinder 17 under the buffer rod 18, the outside of buffer cylinder 17 and buffer rod 18 is located to interior buffer spring 19 cover, interior buffer spring 19 is located between roof 3 and buffer board 4, and interior buffer spring 19 upper and lower both ends are connected with buffer board 4 bottom and roof 3 top respectively.
So arranged, make the buffer plate 4 and roof 3 have certain cushioning properties in the vertical direction. When the stone in the tunnel falls on buffer board 4, buffer board 4 can cushion the stone, absorbs the momentum of stone to reduce the clash degree of stone to buffer board 4, thereby play the guard action to buffer board 4.
Further, the outer side of the connecting rod 2 is sleeved with an outer buffer spring 20, the outer buffer spring 20 is located between the top plate 3 and the buffer plate 4, and the upper end and the lower end of the outer buffer spring 20 are respectively connected with the bottom of the buffer plate 4 and the top of the top plate 3. With this arrangement, the cushioning performance between the cushion plate 4 and the top plate 3 can be further improved.
Referring to fig. 4, the buffer plate 4 is hollow and forms a square cavity 21, a plurality of reinforcement columns 22 are vertically fixed in the cavity 21, and the reinforcement columns 22 are arranged in the cavity 21 in a square array. The cavity 21 can reduce the material needed for manufacturing the buffer plate 4, so that the cost is saved, the installation of the reinforcing column 22 can improve the strength of the buffer plate 4, and the deformation of the buffer plate 4 caused by stone smashing is reduced.
Further, in order to improve the buffering performance of the buffering plate 4, an upper buffering spring 23 is sleeved outside the reinforcing column 22, and two ends of the upper buffering spring 23 are respectively connected with the bottom of the cavity 21 and the top of the cavity 21.
The implementation principle of tunnel engineering excavation construction rack of this application embodiment does: when needs are under construction to the tunnel, place the construction rack in the corresponding position in the tunnel, the staff stands on standing board 6 to be under construction to the tunnel, make buffer board 4 can protect the staff, when having the stone to drop in the tunnel, the stone can drop on buffer board 4, reduces the condition that the staff was injure by a crashing object to the stone. In addition, buffer board 4 has certain shock-absorbing capacity in vertical direction, can cushion the stone that drops, reduces the phenomenon that buffer board 4 was pounded to the stone.
When a worker with a high height stands on the standing plate 6, the connecting sleeve 9 is pushed upwards, in the process, the inclined surface 14 of the wedge block 12 can be in contact with the position between the outer side of the connecting rod 2 and the side wall of the clamping groove 10, so that the wedge block 12 can be pushed into the sliding groove 11, when the wedge block 12 moves to a corresponding position, the clamping spring 13 can push the wedge block 12 into the clamping groove 10 at the corresponding position, and therefore the height of the connecting sleeve 9 can be increased, and the height of the top plate 3 can be increased; when the height of the top plate 3 needs to be reduced, the pull rod 16 is pulled outwards to separate the wedge block 12 from the clamping groove 10, then the connecting sleeve 9 is slid downwards to slide the connecting sleeve 9 to the corresponding height, and the height of the top plate 3 can be reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a tunnel engineering excavation construction rack which characterized in that: including scaffold (1), set up in a plurality of connecting rods (2) on scaffold (1), set up in through coupling assembling in roof (3) on connecting rod (2) and through buffer assembly set up in buffer board (4) on roof (3), buffer board (4) are located scaffold (1) top.
2. The tunneling excavation construction rack of claim 1, wherein: the connecting rod (2) penetrates through the top plate (3) and the buffer plate (4), the connecting rod (2) is respectively connected with the top plate (3) and the buffer plate (4) in a sliding way, the connecting assembly comprises a connecting sleeve (9) which is sleeved outside the connecting rod (2) in a sliding manner and a clamping component which is arranged on the connecting sleeve (9), a plurality of clamping grooves (10) are arranged on the outer side of the connecting rod (2), the clamping grooves (10) are distributed along the length direction of the connecting rod (2), a sliding groove (11) is arranged on one side of the inner side of the connecting sleeve (9) close to the clamping groove (10), the clamping component comprises a clamping spring (13) arranged in the sliding groove (11) and a wedge-shaped block (12) connected in the sliding groove (11) in a sliding way, wedge (12) and joint groove (10) joint cooperation, the inclined plane (14) slope of wedge (12) is up.
3. The tunneling excavation construction rack of claim 1, wherein: buffer unit is including setting up in buffer cylinder (17), slip on roof (3) are worn to locate buffer beam (18) and the cover in buffer cylinder (17) are located interior buffer spring (19) in the outside of buffer cylinder (17) and buffer beam (18), buffer beam (18) are kept away from the one end of buffer cylinder (17) and are connected bottom buffer board (4), interior buffer spring (19) are located between roof (3) and buffer board (4).
4. The tunneling excavation construction rack of claim 2, wherein: one end that joint groove (10) were kept away from in wedge (12) is provided with slide bar (15), slide bar (15) run through the inside and outside both sides of adapter sleeve (9) to stretch out the adapter sleeve (9) outside.
5. The tunneling excavation construction rack of claim 1, wherein: baffle plates (8) are vertically arranged at the positions, close to the edges, of the tops of the buffer plates (4).
6. The tunneling excavation construction rack of claim 1, wherein: the buffer plate (4) is arranged in a hollow mode, and a plurality of reinforcing columns (22) are vertically arranged inside the buffer plate (4).
7. The tunneling excavation construction rack of claim 3, wherein: the outer side of the connecting rod (2) is sleeved with an outer buffer spring (20), and the outer buffer spring (20) is located between the top plate (3) and the buffer plate (4).
8. The tunneling excavation construction rack of claim 6, wherein: an upper buffer spring (23) is sleeved on the outer side of the reinforcing column (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120093551.2U CN214091880U (en) | 2021-01-13 | 2021-01-13 | Tunnel engineering excavation construction rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120093551.2U CN214091880U (en) | 2021-01-13 | 2021-01-13 | Tunnel engineering excavation construction rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214091880U true CN214091880U (en) | 2021-08-31 |
Family
ID=77438602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120093551.2U Active CN214091880U (en) | 2021-01-13 | 2021-01-13 | Tunnel engineering excavation construction rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214091880U (en) |
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2021
- 2021-01-13 CN CN202120093551.2U patent/CN214091880U/en active Active
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