CN115976948B - Bridge support - Google Patents
Bridge support Download PDFInfo
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- CN115976948B CN115976948B CN202310099558.9A CN202310099558A CN115976948B CN 115976948 B CN115976948 B CN 115976948B CN 202310099558 A CN202310099558 A CN 202310099558A CN 115976948 B CN115976948 B CN 115976948B
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- bridge
- seat
- rod
- lantern ring
- shock absorbing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Vibration Prevention Devices (AREA)
Abstract
The application relates to a bridge support, which comprises a placing seat, wherein a containing cavity is arranged on the placing seat, and a damping piece positioned in the containing cavity is arranged on the placing seat; the shock absorbing piece is provided with a connecting seat positioned outside the accommodating cavity; the outer part of the shock absorbing member is sleeved with a lantern ring positioned in the accommodating cavity, the lantern ring is provided with a plurality of supporting frames which circumferentially encircle the outer part of the shock absorbing member, and the supporting frames extend out of the accommodating seat; the placing seat is provided with a plurality of first springs which circumferentially encircle the periphery of the shock absorbing piece, and the first springs are used for lifting the lantern ring; the support frame extending from the placing seat is used for being mutually abutted with the bottom surface of the bridge. The present application has the effect of further increasing the shock absorbing range, and additionally forming a plurality of shock absorbing areas around the shock absorbing member.
Description
Technical Field
The application relates to the field of bridge construction, in particular to a bridge support.
Background
The bridge support is an important structural component for connecting the upper structure and the lower structure of the bridge, is positioned between the bridge and the filler stone, can reliably transfer the load and deformation (displacement and corner) born by the upper structure of the bridge to the lower structure of the bridge, and is an important force transmission device of the bridge. The device comprises a fixed support and a movable support. The usual support forms for bridge engineering include: felt or flat support, plate rubber support, ball support, steel support, special support, etc.
In order to ensure the vibration-proof and shock-proof effects on the bridge, the bridge supports in the related art are generally provided with damping members made of rubber or other elastic materials, but the damping members in the traditional bridge supports are generally arranged at the central positions of the bridge supports, so that the damping regions are concentrated, and the damping members are difficult to meet the damping requirements of the surrounding regions of the bridge supports on the bridges with special structures.
Disclosure of Invention
In order to meet the damping requirements of bridges with different structures, the application provides a bridge support.
The application provides a bridge support, which adopts the following technical scheme:
the bridge support comprises a placing seat, wherein a containing cavity is formed in the placing seat, and a damping piece positioned in the containing cavity is arranged on the placing seat; the shock absorbing piece is provided with a connecting seat positioned outside the accommodating cavity; the outer part of the shock absorbing member is sleeved with a lantern ring positioned in the accommodating cavity, the lantern ring is provided with a plurality of supporting frames which circumferentially encircle the outer part of the shock absorbing member, and the supporting frames extend out of the accommodating seat; the placing seat is provided with a plurality of first springs which circumferentially encircle the periphery of the shock absorbing piece, and the first springs are used for lifting the lantern ring; the support frame extending from the placing seat is used for being mutually abutted with the bottom surface of the bridge.
By adopting the technical scheme, the connecting seat is used for realizing the connection and fixation between the damping piece and the bridge, and the vibration transmission between the upper structure of the bridge and the lower structure of the bridge can be weakened through the damping piece, so that the overall stability of the bridge can be improved, and a better shockproof and damping effect is achieved on the bridge; in addition, under the action of the first spring, the supporting frame extending to the outside of the placing seat is mutually abutted against the bottom surface of the bridge, and the contact area between the supporting frame and the bottom surface of the bridge is further enlarged through the supporting frame, so that the supporting effect on the bridge can be further enhanced; when the support frame is subjected to vibration transmitted by the bridge, the vibration of the support frame can be effectively relieved through the first spring, and the stability of the support frame is ensured; the support frame has further increased shock attenuation scope, has additionally formed a plurality of shock attenuation regions around the bolster, has further promoted the shock attenuation effect to bridge superstructure and substructure.
Optionally, guide rods with the number corresponding to that of the first springs one by one are arranged on the inner side wall of the accommodating cavity, and the first springs are respectively sleeved on the corresponding guide rods; the lantern ring is arranged on the guide rod in a sliding manner along the expansion and contraction direction of the first spring.
By adopting the technical scheme, as the supporting frames are sequentially arranged on the lantern ring, when the supporting frames are mutually abutted against the bottom surface of the bridge, the supporting frames drive the lantern ring to downwards compress the first spring; the lantern ring is arranged on the guide rod in a sliding way, so that the lantern ring can slide through the guide rod to play a role in guiding, and the lantern ring is more stable in sliding; through establish the first spring cover outside the guide bar, when the first spring takes place compression set under the promotion of lantern ring, the guide bar can reduce the unnecessary crooked volume of first spring, ensures the normal compression of first spring.
Optionally, the support frame is provided with inserting rods, and through holes which are opposite to the inserting rods one by one are formed in the placing seat; the inserting rods are arranged in the accommodating cavity in a sliding way along with the supporting frame, the through holes are positioned on sliding paths of the inserting rods which are opposite to each other, and the through holes are used for the inserting rods which are opposite to each other to penetrate out of the accommodating cavity; the inserted rod is used for being inserted into the insertion hole arranged on the filler stone.
Through adopting above-mentioned technical scheme, when support frame and bridge bottom surface are contradicted each other, the spliced pole bottom will wear out from the through-hole under the promotion of support frame this moment, and the spliced pole after wearing out will insert in the jack that sets up on the filler, through spliced pole and jack's cooperation of pegging graft each other, realized placing the locking between seat and the filler to can further strengthen the connection reliability of placing seat and filler, make both difficult emergence mutual separation.
Optionally, a plurality of spacing grooves used for inserting the inserted bars on the filler stone are arranged on the placing seat, and the spacing grooves are circumferentially distributed at intervals.
By adopting the technical scheme, when the placing seat and the cushion stone are installed, the limiting groove on the placing seat is aligned with the inserted link on the cushion stone to be inserted, and the placing seat and the cushion stone are installed and fixed through the mutual insertion of the inserted link and the limiting groove, so that the whole fixing process is very convenient and fast; compared with the traditional mode of adopting concrete pouring to fix, the method can greatly save resources, reduce unnecessary resource waste, save more energy and protect environment and reduce pollution to construction environment.
Optionally, a placing table is arranged on the inner side wall of the accommodating cavity, and the damping piece is arranged on the placing table; the placing table is provided with a plurality of locking holes which are communicated with the limiting grooves one by one, the locking holes are internally provided with plug pins in a sliding mode, and the sliding direction of the plug pins is perpendicular to the direction of the plug pins inserted into the limiting grooves; one end of the bolt rod, which is far away from the limit groove, is provided with a guide surface for guiding the lantern ring to move downwards smoothly.
Through adopting above-mentioned technical scheme, when will place seat and cushion and install, after accomplishing the mutual grafting cooperation of inserted bar and spacing groove, through pushing the bolt pole to the direction that is close to each spacing groove, make bolt pole tip insert to spacing inslot, bolt pole tip will contact each other with the inserted bar that is located spacing inslot this moment; in addition, when the lantern ring compresses the first spring under the drive of the support frame, the lantern ring is contacted with one end of the bolt rod far away from the limit groove, and due to the existence of the guide surface, the lantern ring is ensured to move downwards smoothly to be mutually abutted with the outer side wall of the bolt rod; finally, the end part of the bolt rod is pressed on the outer side wall of the inserted rod under the limit of the lantern ring, and the inserted rod inserted into the limit groove can be locked by the bolt rod.
Optionally, a second spring positioned in the locking hole is sleeved outside the bolt rod, and the second spring stretches along the sliding direction of the bolt rod; the second springs are used for pushing the end parts of the bolt rods to push out from the limiting grooves which are opposite to each other.
By adopting the technical scheme, the bolt rod in a natural state can withdraw from the limiting groove under the action of the second spring, so that the bolt rod can be ensured to be smoothly inserted into the limiting groove; when the lantern ring is driven by the support frame to gradually compress the first spring, the lantern ring pushes the bolt rod to be gradually pressed into the limit groove under the guide of the guide surface, the second spring is gradually compressed, and finally the bolt rod can be inserted into the limit groove under the limit of the lantern ring.
Optionally, the damping member includes a spring steel plate and a rubber seat, and the spring steel plate and the rubber seat are stacked alternately in sequence.
By adopting the technical scheme, the spring steel plate ensures the structural strength of the damping piece, so that the damping piece can provide enough supporting force for the bridge; the rubber seat can ensure the elasticity of the damping piece, so that the damping capacity of the damping piece is ensured; in addition, the spring steel plates and the rubber seat are sequentially stacked alternately, so that the damping effect can be further enhanced, and the damping piece can balance vibration transmitted in different directions.
Optionally, the support frame is provided with a telescopic plate positioned outside the placement seat, and the telescopic plate is slidably arranged on the support frame; the expansion plate is provided with a step platform which is used for being spliced and matched with the step groove on the bottom surface of the bridge.
Through adopting above-mentioned technical scheme, will place the seat installation back, through removing the expansion plate to required position along the support frame to make the ladder platform on the expansion plate can peg graft the cooperation with the ladder groove at bridge bottom surface border, through the cooperation of pegging graft each other of ladder platform and ladder groove, can further promote the support effect and the fixed effect of support frame to the bridge.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the support frame is subjected to vibration transmitted by the bridge, the vibration of the support frame can be effectively relieved through the first spring, and the stability of the support frame is ensured; the support frame further increases the damping range, and a plurality of damping areas are additionally formed around the damping piece, so that the damping effect on the upper structure and the lower structure of the bridge is further improved;
2. the locking between the placing seat and the cushion stone is realized, so that the connection reliability of the placing seat and the cushion stone can be further enhanced, and the placing seat and the cushion stone are not easy to separate from each other;
3. the end part of the bolt rod is tightly pressed on the outer side wall of the inserted rod under the limit of the lantern ring, and the inserted rod can be locked by the bolt rod.
Drawings
Fig. 1 is a schematic view of the overall structure of an embodiment of the present application mounted on a bolster.
Fig. 2 is a schematic overall structure of another view of fig. 1.
Fig. 3 is an exploded view of the partial structure of fig. 2 after the underlying stone is concealed.
Fig. 4 is a schematic sectional view showing a partial structure of the inside of the stand of fig. 3.
Fig. 5 is an enlarged schematic view of the structure at a in fig. 4.
Fig. 6 is a schematic view showing a partial structure at the expansion plate.
Reference numerals illustrate: 1. a placement seat; 10. a receiving chamber; 101. a guide rod; 102. a relief groove; 11. a first spring; 12. a through hole; 13. a limit groove; 14. a placement table; 141. a locking hole; 142. a latch rod; 143. a guide surface; 144. a second spring; 2. a shock absorbing member; 20. a spring steel plate; 21. a rubber seat; 3. a connecting seat; 4. a collar; 40. a support frame; 41. inserting a connecting rod; 42. a telescoping plate; 421. a step table; 43. and a third spring.
Detailed Description
The application is described in further detail below with reference to fig. 1-6.
The embodiment of the application discloses a bridge support. Referring to fig. 1 and 2, the bridge support comprises a placement seat 1, a containing cavity 10 is formed on the placement seat 1, and the top opening of the containing cavity 10 penetrates through the upper side wall of the placement seat 1. The placing seat 1 is also fixedly provided with a placing table 14 positioned on the inner side wall of the bottom of the accommodating cavity 10, the placing table 14 is fixedly provided with a damping piece 2, the top of the damping piece 2 extends out of the top opening of the accommodating cavity 10, the side wall of the top of the extending damping piece 2 is fixedly provided with a connecting seat 3, and the connecting seat 3 is used for being connected and fixed with a bridge.
As shown in fig. 3, the shock absorbing member 2 includes a spring steel plate 20 and a rubber seat 21, and the spring steel plate 20 and the rubber seat 21 are stacked and fixed alternately in sequence in the vertical direction.
As shown in fig. 1 and 3, the shock absorbing member 2 is externally sleeved with a collar 4 positioned in the accommodating cavity 10, and the collar 4 and the shock absorbing member 2 are coaxially arranged. The lantern ring 4 slides along the height direction of the shock absorber 2 and is arranged in the accommodating cavity 10, a plurality of guide rods 101 which are vertically arranged are fixedly arranged on the side wall of the bottom of the accommodating cavity 10, and the guide rods 101 circumferentially encircle the periphery of the placing table 14. Each guide rod 101 is sleeved with a first spring 11, and the first springs 11 stretch along the sliding direction of the lantern ring 4 in the accommodating cavity 10. The lantern ring 4 is movably arranged on the guide rod 101 in a penetrating mode, the first spring 11 is located between the lantern ring 4 and the bottom wall of the accommodating cavity 10, one end of the first spring 11 is in mutual interference with the bottom surface of the lantern ring 4, and the other end of the first spring 11 is in mutual interference with the bottom wall of the accommodating cavity 10. In a natural state, the first spring 11 is used to lift the collar 4 as a whole upward, so that the collar 4 is kept in a lifted state.
As shown in fig. 2 and 3, a plurality of support frames 40 circumferentially encircling the exterior of the shock absorbing member 2 are fixedly mounted on the collar 4, a plurality of abdication grooves 102 for the support frames 40 to extend out of the accommodating cavity 10 are arranged on the placement seat 1, the abdication grooves 102 are communicated with the accommodating cavity 10, and the abdication grooves 102 are opposite to the support frames 40 one by one. The end of the support 40 remote from the collar 4 protrudes from within Rong Naqiang to the outside of the rest 1 through the relief slot 102.
As shown in fig. 2 and 3, under the lifting action of the first spring 11, the upper end surface of the support frame 40 will exceed the upper surface of the connecting seat 3. When the bridge is placed on the shock absorbing members 2, the upper end surfaces of the supporting frames 40 will collide with the bottom surfaces of the bridge. The supporting frame 40 further expands the contact area with the bottom surface of the bridge, thereby further enhancing the supporting effect on the bridge. When the support frame 40 receives the vibration transmitted by the bridge, the vibration of the support frame 40 can be effectively relieved through the first spring 11, and the stability of the support frame 40 is ensured. The supporting frame 40 further increases the damping range, so that a plurality of damping areas are additionally formed around the damping member 2, and the damping effect on the bridge superstructure and substructure is further improved.
As shown in fig. 2 and 3, the support 40 is fixedly provided with a plugging rod 41 located in the accommodating cavity 10, and the plugging rod 41 is slidably arranged in the accommodating cavity 10 along with the support 40. The plugging rod 41 is arranged on the side wall of the supporting frame 40, which is away from the connecting seat 3, and the length direction of the plugging rod 41 is consistent with the length direction of the guide rod 101. The placing seat 1 is penetrated with a plurality of through holes 12 which are opposite to the bottoms of the plugging rods 41 one by one, the through holes 12 are communicated with the accommodating cavity 10, and the through holes 12 are positioned on the sliding paths of the plugging rods 41 which are opposite to each other. The through holes 12 are used for allowing the respective opposite insertion rods 41 to pass out of the placement seat 1, and the inserted insertion rods 41 are used for being inserted into insertion holes arranged on the filler stones.
When the supporting frame 40 and the bottom surface of the bridge are mutually abutted, the bottom of the inserting connection rod 41 is pushed by the supporting frame 40 to penetrate out of the through holes 12 which are opposite to each other to the outside of the placing seat 1. The inserted rod 41 will be inserted into the corresponding receptacle provided on the backing stone. Through the mutual grafting cooperation of plug rod 41 and jack to just can realize will placing seat 1 and the packing stone and lock, further strengthened the connection reliability of placing seat 1 and packing stone, make both be difficult for taking place the mutual separation.
As shown in fig. 2 and 3, a plurality of limiting grooves 13 for inserting the inserting rods on the filler are formed in the outer side wall of the bottom of the placement seat 1, and the limiting grooves 13 are uniformly distributed at intervals in the circumferential direction around the central shaft of the placement seat 1. When installing seat 1 and the filler, insert the inserted link on the filler with the spacing groove 13 alignment filler on the seat 1, peg graft each other through inserted link and spacing groove 13, just accomplished the preliminary fixed to seat 1 and filler this moment, whole fixed process very convenient and fast. Compared with the traditional mode of adopting concrete pouring to fix, the method can greatly save resources, reduce unnecessary resource waste, save more energy and protect environment and reduce pollution to construction environment.
As shown in fig. 4 and 5, the outer side wall of the placement table 14 is provided with a plurality of locking holes 141 which are in one-to-one communication with the limiting grooves 13, the central axes of the locking holes 141 are horizontally arranged, and the mutually communicated locking holes 141 are mutually perpendicular to the central axes of the limiting grooves 13. Each locking hole 141 is provided therein with a latch rod 142 slidably, and the latch rod 142 slides along the central axis extending direction of the locking hole 141. The sliding direction of the latch rod 142 is perpendicular to the direction of inserting the latch rod into the limit groove 13, and a guide surface 143 for guiding the collar 4 to move down smoothly is formed at one end of the latch rod 142 away from the limit groove 13.
When the placing seat 1 and the filler stone are installed, after the mutual plugging and matching of the inserted bars and the limiting grooves 13 are completed, the end parts of the inserted bars 142 are pushed to the directions close to the respective limiting grooves 13, so that the end parts of the inserted bars 142 are inserted into the limiting grooves 13, at the moment, the end parts of the inserted bars 142 are mutually contacted with the inserted bars positioned in the limiting grooves 13, or the inserted bars are locked in the respective limiting grooves 13 through the mutual plugging and matching of the inserted bars 142 and the inserted grooves by arranging slots for the end parts of the inserted bars on the inserted bars.
When the collar 4 compresses the first spring 11 under the driving of the supporting frame 40, the collar 4 contacts with the end of the latch rod 142 away from the limiting groove 13, and the guiding surface 143 ensures that the collar 4 can move down smoothly to collide with the outer side wall of the latch rod 142. Finally, the end part of the latch rod 142 can be kept in a state of being inserted into the limit groove 13 under the limit of the lantern ring 4, so that the latch rod 142 is locked, and the latch rod 142 is not easy to separate from the limit groove 13.
As shown in fig. 4 and 5, the second spring 144 is sleeved outside the latch rod 142 and positioned in the locking hole 141, and the second spring 144 stretches and contracts in the sliding direction of the latch rod 142. One end of the second spring 144 is connected with the latch rod 142, and the other end of the second spring 144 is connected with the inner side wall of the locking hole 141. The second spring 144 is used for pushing the end of the latch rod 142 to push out from the opposite limit groove 13 in the natural state. The latch rod 142 will withdraw from the limiting groove 13 under the action of the second spring 144 in a natural state, so that the latch rod can be ensured to be smoothly inserted into the limiting groove 13. When the collar 4 is driven by the supporting frame 40 to gradually compress the first spring 11, the collar 4 will push the latch rod 142 to gradually press into the limiting groove 13 under the guiding of the guiding surface 143, at this time, the second spring 144 will be gradually compressed, and finally the latch rod 142 can be inserted into the limiting groove 13 under the limiting of the collar 4.
As shown in fig. 3 and 6, a telescopic plate 42 positioned outside the placement seat 1 is mounted on each support frame 40, and the telescopic plate 42 is disposed on the upper end surface of the support frame 40. The expansion plate 42 is slidably arranged on the support frame 40, a third spring 43 which stretches along the sliding direction of the expansion plate 42 is arranged on the support frame 40, one end of the third spring 43 is fixedly connected with the support frame 40, and the other end of the third spring 43 is fixedly connected with the expansion plate 42. The third spring 43 is used for sliding the expansion plate 42 in a direction approaching the support 40 in a natural state. The upper surface of the expansion plate 42 is integrally formed with a step 421 for being in plug-in fit with a step groove on the bottom surface of the bridge.
After the placing seat 1 is installed, the telescopic plate 42 is stretched to a required position, and the step 421 on the telescopic plate 42 is in plug-in fit with the step groove on the edge of the bottom surface of the bridge, and at the moment, the step 421 is mutually pressed with the inner side wall of the step groove under the action of the elastic force of the third spring 43. The supporting effect and the fixing effect of the support frame 40 on the bridge can be further improved through the mutual plugging and matching of the step 421 and the step groove.
The implementation principle of the bridge support provided by the embodiment of the application is as follows: the connecting seat 3 is used for realizing the connection and fixation between the shock-absorbing member 2 and the bridge, and the shock transmission between the bridge upper structure and the bridge lower structure can be weakened through the shock-absorbing member 2, so that the overall stability of the bridge can be improved, and the better shock-absorbing effect is achieved on the bridge. In addition, under the action of the first spring 11, the supporting frame 40 extending to the outside of the placing seat 1 is mutually abutted against the bottom surface of the bridge, and the contact area with the bottom surface of the bridge is further enlarged through the supporting frame 40, so that the supporting effect on the bridge can be further enhanced. When the support frame 40 receives the vibration transmitted by the bridge, the vibration of the support frame 40 can be effectively relieved through the first spring 11, and the stability of the support frame 40 is ensured. The supporting frame 40 further increases the damping range, and a plurality of damping areas are additionally formed around the damping member 2, thereby further improving the damping effect on the bridge superstructure and substructure.
When the placing seat 1 and the cushion stone are installed, the limiting groove 13 on the placing seat 1 is aligned with the inserted link on the cushion stone to be inserted, and the placing seat 1 and the cushion stone are installed and fixed through the mutual insertion of the inserted link and the limiting groove 13, so that the whole fixing process is very convenient and quick; compared with the traditional mode of adopting concrete pouring to fix, the method can greatly save resources, reduce unnecessary resource waste, save more energy and protect environment and reduce pollution to construction environment.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The bridge support comprises a placing seat (1), wherein a containing cavity (10) is formed in the placing seat (1), and a damping piece (2) positioned in the containing cavity (10) is arranged on the placing seat (1); the shock absorbing piece (2) is provided with a connecting seat (3) positioned outside the accommodating cavity (10); the method is characterized in that: the outer part of the shock absorbing member (2) is sleeved with a lantern ring (4) positioned in the accommodating cavity (10), the lantern ring (4) is provided with a plurality of supporting frames (40) which circumferentially encircle the outer part of the shock absorbing member (2), and the supporting frames (40) extend out of the accommodating seat (1); the placing seat (1) is provided with a plurality of first springs (11) which circumferentially encircle the periphery of the shock absorbing piece (2), and the first springs (11) are used for lifting the lantern ring (4); the supporting frame (40) extending from the inside of the placing seat (1) is used for abutting against the bottom surface of the bridge; a plurality of limit grooves (13) for inserting the inserted bars on the filler stone are formed in the placing seat (1), and the limit grooves (13) are circumferentially distributed at intervals; a placing table (14) is arranged on the inner side wall of the accommodating cavity (10), and the shock absorbing piece (2) is arranged on the placing table (14); a plurality of locking holes (141) which are communicated with the limit grooves (13) one by one are formed in the placing table (14), a bolt rod (142) is arranged in the locking holes (141) in a sliding mode, and the sliding direction of the bolt rod (142) is perpendicular to the direction of the bolt rod inserted into the limit grooves (13); one end of the bolt rod (142) far away from the limit groove (13) is provided with a guide surface (143) for guiding the lantern ring (4) to smoothly move downwards; the second spring (144) positioned in the locking hole (141) is sleeved outside the bolt rod (142), and the second spring (144) stretches along the sliding direction of the bolt rod (142); the second springs (144) are used for pushing the end parts of the bolt rods (142) to push out from the limiting grooves (13) which are opposite to each other; the inserting rod is provided with a slot for inserting the end part of the inserting rod (142), and the inserting rod (142) is in inserting fit with the slot; when the lantern ring (4) compresses the first spring (11) under the drive of the support frame (40), the lantern ring (4) is contacted with one end of the bolt rod (142) far away from the limiting groove (13) and smoothly moves downwards to be mutually abutted with the outer side wall of the bolt rod (142), so that the bolt rod (142) is mutually inserted into the slot, and the bolt rod (142) is kept in a locking state that the end part is inserted into the limiting groove (13).
2. A bridge bearing according to claim 1, wherein: the inner side wall of the accommodating cavity (10) is provided with guide rods (101) which are in one-to-one correspondence with the first springs (11), and the first springs (11) are respectively sleeved on the corresponding guide rods (101); the lantern ring (4) is arranged on the guide rod (101) in a sliding manner along the expansion and contraction direction of the first spring (11).
3. A bridge bearing according to claim 2, wherein: the support frame (40) is provided with inserting rods (41), and through holes (12) which are opposite to the inserting rods (41) one by one are formed in the placing seat (1); the inserting rods (41) are arranged in the accommodating cavity (10) in a sliding way along with the supporting frames (40), the through holes (12) are positioned on sliding paths of the inserting rods (41) which are opposite to each other, and the through holes (12) are used for the inserting rods (41) which are opposite to each other to penetrate out of the accommodating cavity (10); the inserted-out plug-in rod (41) is used for being inserted into a jack arranged on the filler stone.
4. A bridge bearing according to claim 1, wherein: the damping piece (2) comprises spring steel plates (20) and rubber seats (21), and the spring steel plates (20) and the rubber seats (21) are stacked alternately in sequence.
5. A bridge bearing according to claim 4, wherein: the support frame (40) is provided with a telescopic plate (42) positioned outside the placement seat (1), and the telescopic plate (42) is arranged on the support frame (40) in a sliding manner; the expansion plate (42) is provided with a step table (421) which is used for being in plug-in fit with a step groove on the bottom surface of the bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310099558.9A CN115976948B (en) | 2023-01-31 | 2023-01-31 | Bridge support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310099558.9A CN115976948B (en) | 2023-01-31 | 2023-01-31 | Bridge support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115976948A CN115976948A (en) | 2023-04-18 |
| CN115976948B true CN115976948B (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310099558.9A Active CN115976948B (en) | 2023-01-31 | 2023-01-31 | Bridge support |
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| CN (1) | CN115976948B (en) |
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| CN209428935U (en) * | 2019-01-11 | 2019-09-24 | 张春燕 | A kind of bridge girder anti-seismic bearing |
| CN211815536U (en) * | 2019-05-31 | 2020-10-30 | 武汉市市政建设集团有限公司 | Damping support for road and bridge |
| CN210658665U (en) * | 2019-08-14 | 2020-06-02 | 苏州曼克斯建筑装饰工程有限公司 | Novel antidetonation steel construction |
| CN211200048U (en) * | 2019-10-15 | 2020-08-07 | 屈苗苗 | Bridge damping support |
| CN212388338U (en) * | 2020-03-03 | 2021-01-22 | 康维维 | Bridge beam supports with shock attenuation effect |
| CN211772798U (en) * | 2020-04-01 | 2020-10-27 | 江苏大隆铸造有限公司 | Novel bridge self-resetting shock-absorbing support |
| CN215052011U (en) * | 2021-04-27 | 2021-12-07 | 四川鑫博大园林工程有限公司 | Public road bridge roof beam shock absorber support |
| CN216193985U (en) * | 2021-11-01 | 2022-04-05 | 山东路达工程设计咨询有限公司 | Bridge anti-seismic support |
| CN217480472U (en) * | 2022-03-17 | 2022-09-23 | 平煤神马建工集团有限公司 | Earthquake-resistant support for building |
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|---|---|
| CN115976948A (en) | 2023-04-18 |
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