CN213508027U - Anti-seismic device with anti-overturning function for highway bridge - Google Patents
Anti-seismic device with anti-overturning function for highway bridge Download PDFInfo
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- CN213508027U CN213508027U CN202022368742.3U CN202022368742U CN213508027U CN 213508027 U CN213508027 U CN 213508027U CN 202022368742 U CN202022368742 U CN 202022368742U CN 213508027 U CN213508027 U CN 213508027U
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Abstract
The utility model discloses a highway bridge is with antidetonation device that has anti-overturning function, including the pier, be equipped with the connecting plate on the pier, be equipped with the support sleeve on the connecting plate, wear to be equipped with the support column in the support sleeve, be equipped with connecting spring between support column and the support sleeve, be equipped with two connecting seats on the support column, the connecting seat is connected with the bracing piece through the support pin, the bracing piece is connected with the slider through the support pin, the slider card is established in the spout; be equipped with the extrusion groove on the connecting plate, wear to be equipped with the mounting groove on the extrusion groove, the mounting groove bottom is equipped with the piston board, and the mounting groove inside callipers is equipped with the connecting block, is equipped with damping spring between connecting block and the mounting groove, and the connecting block is established in the backup pad bottom, and the backup pad is established in the pontic bottom, is equipped with between connecting plate and the pontic and prevents the mechanism that topples. This is novel through coupling spring and damping spring's cooperation to and the setting of preventing the mechanism that topples, can not only carry out double buffering to the vibrations that the pontic received, also can effectively prevent that the pontic from taking place to topple, guarantees that the pontic is in stable state.
Description
Technical Field
The utility model relates to a bridge antidetonation technical field, specific is a highway bridge is with antidetonation device that has the function of preventing toppling.
Background
At present, a bridge generally refers to a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through, in order to adapt to the modern high-speed developed traffic industry, the bridge is also extended to be a building which is erected to span mountain stream, unfavorable geology or meet other traffic needs to enable traffic to be more convenient, and the existing bridge support does not have a damping function, so that the bridge support is easy to collapse under the condition of being vibrated by earthquakes and the like after being used for a long time, and accidents are caused.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a highway bridge is with antidetonation device that has anti-overturning function to solve prior art, current bridge beam supports does not have the absorbing function, leads to receiving under the condition of vibrations such as earthquake, takes place the technical problem who collapses easily.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an anti-seismic device with an anti-overturning function for a highway bridge comprises a bridge pier, wherein a connecting plate is arranged on the bridge pier, a supporting sleeve is fixedly arranged on the connecting plate, a supporting column penetrates through the supporting sleeve, a connecting spring is arranged between the supporting column and the supporting sleeve, two connecting seats are correspondingly arranged on the supporting column, a supporting pin penetrates through the connecting seats, the connecting seats are connected with a supporting rod through the supporting pin, the supporting rod is connected with a sliding block through the supporting pin, a sliding groove is formed in the connecting plate, and the sliding block is clamped in the sliding groove; be provided with the extrusion groove on the connecting plate, wear to be equipped with the mounting groove on the extrusion groove, the mounting groove bottom mounting is provided with the piston plate, the piston plate with the support column is connected, the mounting groove inside callipers is equipped with the connecting block, the connecting block with be provided with damping spring between the mounting groove, the connecting block is fixed to be set up in the backup pad bottom, the backup pad sets up in the pontic bottom, the connecting plate with be provided with between the pontic and prevent toppling the mechanism.
As the utility model discloses a preferred technical scheme, prevent toppling mechanism includes the key seat, the key seat with connecting plate fixed connection, the key seat is connected with the connecting rod through the round pin axle, the cover is equipped with connecting sleeve on the connecting rod, connecting sleeve with be provided with reset spring between the connecting rod, connecting sleeve passes through round pin axle and supporting connection, the supporting seat with pontic fixed connection.
As an optimal technical scheme of the utility model, the connecting rod with connecting sleeve all adopts the aluminum alloy material.
As the utility model discloses a preferred technical scheme, the air outlet cylinder is worn to be equipped with in extrusion groove week side, be provided with the movable block in the air outlet cylinder, the movable block with be provided with compression spring between the air outlet cylinder.
As the utility model discloses an optimized technical scheme, the cover is equipped with the rubber circle on the mounting groove.
The utility model provides a highway bridge is with antidetonation device that has anti-overturning function possesses following beneficial effect: when the pontic receives vibrations, at first make the connecting block move in the mounting groove, make damping spring receive the extrusion, realize the buffering to the power, when the damping spring atress reaches the biggest, make piston plate extrusion support column, thereby make the support column extrusion coupling spring, realize the buffering of the second time to the power, cooperation through bracing piece and slider, make the support column obtain effectual support, the coupling spring atress has been slowed down, when making the pontic vibrations, the atress is comparatively mitigateed, effectively prevent the harm that causes pontic and pier, through the setting of the mechanism that topples, can effectively prevent the pontic from toppling, guarantee that the pontic is in a stable state.
Drawings
FIG. 1 is a perspective view of an anti-seismic device with anti-overturning function for a highway bridge of the present invention;
FIG. 2 is an exploded view of an anti-seismic device with anti-overturning function for a highway bridge according to the present invention;
FIG. 3 is an enlarged view of area A of FIG. 2;
fig. 4 is an enlarged view of the region B in fig. 2.
In the figure: 1. a bridge pier; 2. a connecting plate; 3. a pin boss; 4. a connecting rod; 5. a return spring; 6. a connecting sleeve; 7. a pin shaft; 8. a supporting seat; 9. extruding a groove; 10. a support plate; 11. a bridge body; 12. a rubber ring; 13. a damping spring; 14. a support pillar; 16. A chute; 17. a connecting spring; 18. a support sleeve; 19. a support bar; 20. a slider; 21. a support pin; 22. a connecting seat; 23. a piston plate; 24. Mounting grooves; 27. connecting blocks; 28. a movable block; 29. an air outlet cylinder; 30. compressing the spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: an anti-seismic device with an anti-overturning function for a highway bridge comprises a bridge pier 1, wherein a connecting plate 2 is arranged on the bridge pier 1, a supporting sleeve 18 is fixedly arranged on the connecting plate 2, a supporting column 14 penetrates through the supporting sleeve 18, a connecting spring 17 is arranged between the supporting column 14 and the supporting sleeve 18, two connecting seats 22 are correspondingly arranged on the supporting column 14, a supporting pin 21 penetrates through the connecting seats 22, the connecting seats 22 are connected with a supporting rod 19 through the supporting pin 21, the supporting rod 19 is connected with a slider 20 through the supporting pin 21, a sliding groove 16 is formed in the connecting plate 2, and the slider 20 is clamped in the sliding groove 16; be provided with extrusion groove 9 on the connecting plate 2, wear to be equipped with mounting groove 24 on the extrusion groove 9, 24 bottom mounting in mounting groove is provided with piston plate 23, piston plate 23 with support column 14 is connected, 24 inside callipers in mounting groove are equipped with connecting block 27, connecting block 27 with be provided with damping spring 13 between the mounting groove 24, connecting block 27 is fixed to be set up in backup pad 10 bottom, backup pad 10 sets up in the 11 bottoms of pontic, connecting plate 2 with be provided with between the pontic 11 and prevent toppling the mechanism.
When the anti-seismic device with the anti-overturning function for the highway bridge is used, when the bridge body 11 is vibrated from the outside, the connecting block 27 is firstly moved in the mounting groove 24, so that the damping spring 13 is extruded to realize the first buffering of force, when the damping spring 13 is stressed to the maximum, the piston plate 23 is extruded on the supporting column 14, so that the supporting column 14 is extruded on the connecting spring 17, the second buffering of force is realized, the supporting column 14 is effectively supported through the matching of the supporting rod 19 and the sliding block 20, the stress of the connecting spring 17 is reduced, when the bridge body 11 is vibrated, the stress is relatively mild, the damage to the bridge body 11 and the bridge pier 1 is effectively prevented, and the bridge body 11 can be effectively prevented from overturning through the arrangement of the anti-overturning mechanism, ensuring that the bridge 11 is in a stable state.
Referring to fig. 2, the anti-overturning mechanism includes a pin boss 3, the pin boss 3 is fixedly connected to the connecting plate 2, the pin boss 3 is connected to the connecting rod 4 through a pin 7, the connecting rod 4 is sleeved with a connecting sleeve 6, a return spring 5 is disposed between the connecting sleeve 6 and the connecting rod 4, the connecting sleeve 6 is connected to a supporting seat 8 through the pin 7, the supporting seat 8 is fixedly connected to the bridge 11, when the bridge 11 overturns to a certain extent, the connecting rod 4 moves in the connecting sleeve 6, and the connecting rod 4 is reset through the return spring 5, so that the bridge 11 is restored to be stable.
Referring to fig. 2, the connecting rod 4 and the connecting sleeve 6 are made of aluminum alloy, and the connecting rod 4 and the connecting sleeve 6 are exposed outside for a long time, so that corrosion to the connecting rod and the connecting sleeve from the outside can be effectively prevented, and the service life is prolonged.
Referring to fig. 4, an air outlet cylinder 29 penetrates through the periphery of the extrusion groove 9, a movable block 28 is arranged in the air outlet cylinder 29, and a compression spring 30 is arranged between the movable block 28 and the air outlet cylinder 29, so that when the piston plate 23 is extruded in the extrusion groove 9, internal air expands to extrude the movable block 28, and the force applied to the piston plate 23 is effectively buffered under the action of the compression spring 30.
Referring to fig. 2, the installation groove 24 is sleeved with a rubber ring 12 to prevent the gas in the installation groove 24 from overflowing through the space between the installation groove 24 and the extrusion groove 9.
In summary, when the bridge body 11 is vibrated from the outside, the connecting block 27 is firstly moved in the mounting groove 24, so that the damping spring 13 is extruded to realize the first buffering of the force, when the damping spring 13 is stressed to the maximum, the piston plate 23 is extruded to the supporting column 14, so that the supporting column 14 is extruded to the connecting spring 17, so that the second buffering of the force is realized, when the piston plate 23 is extruded in the extrusion groove 9, the internal gas is expanded, so that the gas is extruded to the movable block 28, under the action of the compression spring 30, the force applied to the piston plate 23 is effectively buffered, through the cooperation between the supporting rod 19 and the sliding block 20, the supporting column 14 is effectively supported, the stress applied to the connecting spring 17 is slowed down, so that when the bridge body 11 is vibrated, the stress is relatively mild, the damage to the bridge body 11 and the pier 1 is effectively prevented, when the bridge body 11 overturns for a certain time, the connecting rod 4 moves in the connecting sleeve 6, the connecting rod 4 is reset through the arrangement of the reset spring 5, the bridge body 11 is restored to be stable, the bridge body 11 is ensured to be in a stable state, and the connecting rod 4 and the connecting sleeve 6 which are cast by aluminum alloy can effectively prevent the corrosion to the bridge body from the outside, so that a certain service cycle is prolonged.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a highway bridge is with antidetonation device that has anti-overturning function which characterized in that: the bridge structure is characterized by comprising a bridge pier (1), wherein a connecting plate (2) is arranged on the bridge pier (1), a supporting sleeve (18) is fixedly arranged on the connecting plate (2), a supporting column (14) penetrates through the supporting sleeve (18), a connecting spring (17) is arranged between the supporting column (14) and the supporting sleeve (18), two connecting seats (22) are correspondingly arranged on the supporting column (14), a supporting pin (21) penetrates through the connecting seats (22), the connecting seats (22) are connected with a supporting rod (19) through the supporting pin (21), the supporting rod (19) is connected with a sliding block (20) through the supporting pin (21), a sliding groove (16) is formed in the connecting plate (2), and the sliding block (20) is clamped in the sliding groove (16); be provided with extrusion groove (9) on connecting plate (2), wear to be equipped with mounting groove (24) on extrusion groove (9), mounting groove (24) bottom mounting is provided with piston plate (23), piston plate (23) with support column (14) are connected, mounting groove (24) inside callipers are equipped with connecting block (27), connecting block (27) with be provided with damping spring (13) between mounting groove (24), connecting block (27) are fixed to be set up in backup pad (10) bottom, backup pad (10) set up in pontic (11) bottom, connecting plate (2) with be provided with between pontic (11) and prevent toppling the mechanism.
2. The anti-seismic device with the overturn-preventing function for the road bridge according to claim 1, characterized in that: prevent mechanism of toppling includes key seat (3), key seat (3) with connecting plate (2) fixed connection, key seat (3) are connected with connecting rod (4) through round pin axle (7), the cover is equipped with connecting sleeve (6) on connecting rod (4), connecting sleeve (6) with be provided with reset spring (5) between connecting rod (4), connecting sleeve (6) pass through round pin axle (7) are connected with supporting seat (8), supporting seat (8) with pontic (11) fixed connection.
3. An anti-seismic device with an anti-overturning function for a road bridge according to claim 2, characterized in that: the connecting rod (4) and the connecting sleeve (6) are made of aluminum alloy materials.
4. The anti-seismic device with the overturn-preventing function for the road bridge according to claim 1, characterized in that: an air outlet cylinder (29) is arranged on the periphery of the extrusion groove (9) in a penetrating mode, a movable block (28) is arranged in the air outlet cylinder (29), and a compression spring (30) is arranged between the movable block (28) and the air outlet cylinder (29).
5. The anti-seismic device with the overturn-preventing function for the road bridge according to claim 1, characterized in that: the mounting groove (24) is sleeved with a rubber ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022368742.3U CN213508027U (en) | 2020-10-22 | 2020-10-22 | Anti-seismic device with anti-overturning function for highway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022368742.3U CN213508027U (en) | 2020-10-22 | 2020-10-22 | Anti-seismic device with anti-overturning function for highway bridge |
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| Publication Number | Publication Date |
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| CN213508027U true CN213508027U (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022368742.3U Active CN213508027U (en) | 2020-10-22 | 2020-10-22 | Anti-seismic device with anti-overturning function for highway bridge |
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| CN (1) | CN213508027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508046A (en) * | 2022-03-18 | 2022-05-17 | 华北理工大学 | Anti-seismic support for road and bridge |
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2020
- 2020-10-22 CN CN202022368742.3U patent/CN213508027U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508046A (en) * | 2022-03-18 | 2022-05-17 | 华北理工大学 | Anti-seismic support for road and bridge |
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