CN220469947U - Highway tunnel supporting structure - Google Patents
Highway tunnel supporting structure Download PDFInfo
- Publication number
- CN220469947U CN220469947U CN202322285551.4U CN202322285551U CN220469947U CN 220469947 U CN220469947 U CN 220469947U CN 202322285551 U CN202322285551 U CN 202322285551U CN 220469947 U CN220469947 U CN 220469947U
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- Prior art keywords
- wall
- fixed
- block
- highway tunnel
- extends
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- 238000009434 installation Methods 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 239000011435 rock Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a highway tunnel supporting structure, which relates to the technical field of tunnel supporting and comprises a supporting frame, wherein a plurality of supporting baffles are arranged on the inner wall of the supporting frame, fixing rods are fixed at one ends of the supporting baffles, one ends of the fixing rods extend to the outer side of the supporting frame, a plurality of fixing plates are fixed on the outer wall of the fixing rods, through holes are formed in one sides of the fixing plates, inserting blocks are arranged in the fixing plates, and one ends of the inserting blocks extend to the inside of the through holes. According to the utility model, the fixing rod is inserted into the geological layer, and meanwhile, the insertion block is transversely inserted into the geological layer from the inside of the through hole, so that the stability between the fixing rod and the geological layer is improved, the stability of the fixing rod is ensured, and the retaining plate on the fixing rod can bear stress better, so that the stability of the support frame is ensured.
Description
Technical Field
The utility model relates to the technical field of tunnel support, in particular to a highway tunnel support structure.
Background
The highway tunnel is taken as an important ring in transportation, the line type can be improved, the obstruction of topography height difference is overcome, the mileage is shortened, the travel time is reduced, the damage to the environment is relatively reduced, the highway tunnel has the advantages that the strength of soft rock is low, deformation after excavation is large and rapid, the influence of construction disturbance on the deformation speed is remarkable, a plastic region is extremely easy to generate, the tunnel is built under the geological condition of a weak stratum, the ground stress is redistributed after the tunnel is excavated, the large deformation is easily generated, the tunnel deformation can encroach on the clearance, the tunnel supporting structure is crushed, the ground surface collapse is caused, the safety of the surrounding building is influenced, the problems encountered in the tunnel construction process at present mainly include the problems of the large deformation due to the extrusion of the soft surrounding rock, the safety and durability of the supporting structure, the seepage corrosion and the large deformation, the secondary lining cracking, the water burst mud and the like, therefore, the inner wall of the tunnel is required to be supported by a supporting device during construction, the supporting frame is usually adopted in the prior art, the supporting frame is used for protecting the supporting frame in the geological layer, the fixing rod is not ideal, but the fixing effect of the fixing rod is not well studied.
Disclosure of Invention
The utility model aims to provide a highway tunnel supporting structure so as to solve the problem that a supporting frame proposed in the background art is not stable enough.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a highway tunnel supporting structure, includes the strut, the inner wall of strut is provided with a plurality of butt baffles, and the one end of butt baffle all is fixed with the dead lever, the one end of dead lever all extends to the outside of strut, and the outer wall of dead lever all is fixed with a plurality of fixed plates, the through-hole has all been seted up to one side of fixed plate, the inside of fixed plate all is provided with the inserted block, and the one end of inserted block all extends to the inside of through-hole.
Preferably, the installation section of thick bamboo is installed to the inside one end of dead lever, the rotation axis is installed through the bearing to the inner wall of supporting the baffle, and the one end of rotation axis extends to the inside of installation section of thick bamboo, the outer wall cover of rotation axis is equipped with the removal cover, and removes the outer wall of cover and install a plurality of transfer lines through the articulated elements, the one end of transfer line all extends to the inside of fixed plate, and the one end of transfer line all installs the removal strip through the articulated elements, one side of removal strip is connected with one side of inserted block.
Preferably, the outer wall of the rotating shaft is provided with external threads, and the inner wall of the moving sleeve is provided with internal threads matched with the external threads.
Preferably, the connection mode between the movable bar and the fixed plate is sliding connection, and the connection mode between the mounting cylinder and the rotating shaft is rotating connection.
Preferably, the through groove is formed in one end of the inside of the fixing rod, one end of the through groove extends to the outer wall of the fixing rod, and the rotating shaft is hollow.
Preferably, the rotating block is installed to the one end that one end of rotation axis extends to the fender board, and the shape of rotating block is the regular hexagon, spline groove has been seted up to the one end of rotating block.
Preferably, the cavity is seted up to the inside of keeping out the board, and the inside one side of cavity installs the spring telescopic link, the one end of spring telescopic link is fixed with the movable block, and the connecting block is installed to the one end of movable block, the limiting plate is installed to the outside that the one end of connecting block extends to the keeping out the board.
Compared with the prior art, the utility model has the beneficial effects that:
through inserting the dead lever in the geological formation, make simultaneously insert the piece transversely insert in the geological formation from inside stretching out of through-hole for stability between dead lever and the geological formation improves, thereby has guaranteed the stability of dead lever, can make the fender board on the dead lever bear the stress better, thereby guarantees the stability of strut.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic view of a partial front sectional structure of a fixing rod of the present utility model;
FIG. 3 is a schematic view showing the bottom view of the retaining plate of the present utility model;
fig. 4 is a schematic view of a partial front sectional structure of a retaining plate according to the present utility model.
In the figure: 1. a fixed rod; 2. a fixing plate; 3. a rotating block; 4. a limiting plate; 5. a support frame; 6. a baffle; 7. a through groove; 8. a mounting cylinder; 9. a rotation shaft; 10. inserting blocks; 11. moving the bar; 12. a moving sleeve; 13. a transmission rod; 14. a through hole; 15. spline grooves; 16. a connecting block; 17. a moving block; 18. a spring telescoping rod; 19. a cavity.
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.
Examples: referring to fig. 1-4, the highway tunnel supporting structure comprises a supporting frame 5, wherein a plurality of blocking plates 6 are arranged on the inner wall of the supporting frame 5, fixing rods 1 are fixed at one ends of the blocking plates 6, one ends of the fixing rods 1 extend to the outer sides of the supporting frame 5, a plurality of fixing plates 2 are fixed on the outer walls of the fixing rods 1, through holes 14 are formed in one sides of the fixing plates 2, inserting blocks 10 are arranged in the fixing plates 2, and one ends of the inserting blocks 10 extend to the inside of the through holes 14;
specifically, as shown in fig. 1, the fixing rod 1 is inserted into a geological layer, so that the insert 10 is transversely inserted into the geological layer from the inside of the through hole 14, and thus the through hole 14 and the fixing rod 1 form a tree root-like shape, so that the fixing rod 1 and the geological layer are firmer and can bear larger force, the retaining plate 6 can be fixed, the retaining plate 6 can bear larger force, and the basic supporting function of the retaining plate is completed, thereby playing a role in protection.
The installation cylinder 8 is installed at one end of the inside of the fixed rod 1, the rotating shaft 9 is installed on the inner wall of the retaining plate 6 through a bearing, one end of the rotating shaft 9 extends to the inside of the installation cylinder 8, the moving sleeve 12 is sleeved on the outer wall of the rotating shaft 9, the plurality of transmission rods 13 are installed on the outer wall of the moving sleeve 12 through hinges, one ends of the transmission rods 13 extend to the inside of the fixed plate 2, the moving strips 11 are installed at one ends of the transmission rods 13 through hinges, and one side of each moving strip 11 is connected with one side of the inserting block 10;
the outer wall of the rotating shaft 9 is provided with external threads, and the inner wall of the moving sleeve 12 is provided with internal threads matched with the external threads;
the connection mode between the movable bar 11 and the fixed plate 2 is sliding connection, and the connection mode between the mounting cylinder 8 and the rotating shaft 9 is rotating connection;
specifically, as shown in fig. 1 and fig. 2, the rotating shaft 9 is rotated, the rotating shaft 9 can drive the moving sleeve 12 to move along the axial direction inside the fixed rod 1, so as to change the angle of the transmission rod 13, and push or pull force is applied to the moving bar 11 through the transmission rod 13, so that the moving bar 11 drives the insert block 10 to move, the insert block 10 is kept inside the fixed plate 2 before the fixed rod 1 is inserted, and the fixed rod 1 is extended after the fixed rod 1 is inserted.
A through groove 7 is formed in one end of the inside of the fixed rod 1, one end of the through groove 7 extends to the outer wall of the fixed rod 1, and a rotating shaft 9 is arranged in a hollow mode;
specifically, as shown in fig. 2, if the fixing of the fixing rod 1 is not stable enough, slurry can be injected into the rotating shaft 9 to enter the geological formation from the through groove 7, so that the stability of the fixing rod 1 is improved.
One end of the rotating shaft 9 extends to one end of the resisting plate 6, a rotating block 3 is arranged at one end of the resisting plate 6, the shape of the rotating block 3 is in a regular hexagon, and a spline groove 15 is formed at one end of the rotating block 3;
a cavity 19 is formed in the blocking plate 6, a spring telescopic rod 18 is arranged on one side of the inside of the cavity 19, a moving block 17 is fixed at one end of the spring telescopic rod 18, a connecting block 16 is arranged at one end of the moving block 17, and a limiting plate 4 is arranged at one end of the connecting block 16 extending to the outer side of the blocking plate 6;
specifically, as shown in fig. 3 and fig. 4, the rotating block 3 can be driven to rotate by matching with the spline groove 15 by means of a tool, after the rotating block 3 rotates to the maximum stroke, the spring telescopic rod 18 moves by pushing the moving block 17, so that the moving block drives the limiting plate 4 to transversely move by means of the connecting block 16, one side of the limiting plate 4 is tightly attached to the outer wall of the rotating block 3, the rotation of the rotating block 3 is limited, and the loosening of the rotating block 3 is avoided.
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. Highway tunnel supporting construction, including a support (5), its characterized in that: the inner wall of strut (5) is provided with a plurality of support baffle (6), and the one end of keeping out baffle (6) all is fixed with dead lever (1), the one end of dead lever (1) all extends to the outside of strut (5), and the outer wall of dead lever (1) all is fixed with a plurality of fixed plates (2), through-hole (14) have all been seted up to one side of fixed plate (2), the inside of fixed plate (2) all is provided with inserted block (10), and the one end of inserted block (10) all extends to the inside of through-hole (14).
2. The highway tunnel support structure according to claim 1, wherein: install section of thick bamboo (8) in the inside one end of dead lever (1), rotation axis (9) are installed through the bearing to the inner wall of resisting board (6), and the one end of rotation axis (9) extends to the inside of installation section of thick bamboo (8), the outer wall cover of rotation axis (9) is equipped with and removes cover (12), and remove the outer wall of cover (12) and install a plurality of transfer lines (13) through the articulated elements, the inside of dead plate (2) is all extended to the one end of transfer line (13), and the one end of transfer line (13) is all installed through the articulated elements and is moved strip (11), one side of removal strip (11) is connected with one side of inserted block (10).
3. The highway tunnel support structure according to claim 2, wherein: the outer wall of the rotating shaft (9) is provided with external threads, and the inner wall of the moving sleeve (12) is provided with internal threads matched with the external threads.
4. The highway tunnel support structure according to claim 2, wherein: the connection mode between the movable strip (11) and the fixed plate (2) is sliding connection, and the connection mode between the mounting cylinder (8) and the rotating shaft (9) is rotating connection.
5. The highway tunnel support structure according to claim 2, wherein: the utility model discloses a fixed rod, including fixed rod (1), rotary shaft (9), logical groove (7) have been seted up to the inside one end of fixed rod (1), and the one end of logical groove (7) extends to the outer wall of fixed rod (1), rotary shaft (9) are the cavity setting.
6. The highway tunnel support structure according to claim 2, wherein: one end of the rotating shaft (9) extends to one end of the resisting plate (6) to be provided with the rotating block (3), the shape of the rotating block (3) is regular hexahedron, and one end of the rotating block (3) is provided with a spline groove (15).
7. The highway tunnel support structure according to claim 2, wherein: the inside of keeping out board (6) has seted up cavity (19), and one side of cavity (19) inside installs spring telescopic link (18), the one end of spring telescopic link (18) is fixed with movable block (17), and connecting block (16) are installed to the one end of movable block (17), limiting plate (4) are installed to the outside that one end of connecting block (16) extends to keeping out board (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322285551.4U CN220469947U (en) | 2023-08-24 | 2023-08-24 | Highway tunnel supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322285551.4U CN220469947U (en) | 2023-08-24 | 2023-08-24 | Highway tunnel supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220469947U true CN220469947U (en) | 2024-02-09 |
Family
ID=89772895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322285551.4U Active CN220469947U (en) | 2023-08-24 | 2023-08-24 | Highway tunnel supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220469947U (en) |
-
2023
- 2023-08-24 CN CN202322285551.4U patent/CN220469947U/en active Active
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| GR01 | Patent grant |