CN213203778U - Steel construction passenger foot bridge support shock-absorbing structure - Google Patents
Steel construction passenger foot bridge support shock-absorbing structure Download PDFInfo
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- CN213203778U CN213203778U CN202021949988.3U CN202021949988U CN213203778U CN 213203778 U CN213203778 U CN 213203778U CN 202021949988 U CN202021949988 U CN 202021949988U CN 213203778 U CN213203778 U CN 213203778U
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Abstract
The utility model discloses a steel structure pedestrian overpass support damping structure, which comprises a support and an overpass, wherein the top of the support is fixedly connected with a steel plate, the bottom of the overpass is fixedly connected with a plurality of installation blocks, a plurality of buffer plates are arranged below the installation blocks, a cavity is arranged on the buffer plates, two extrusion plates are slidably connected in the cavity, a first elastic device is arranged between the two extrusion plates, both ends of the first elastic device are fixedly connected with the extrusion plates, one side of the extrusion plates, which is far away from the first elastic device, is fixedly connected with a connecting block, one end of the connecting block, which is far away from the extrusion plates, penetrates through the cavity and extends outwards, one end of the connecting block, which extends, is rotatably connected with two supporting rods, one end of the supporting rods, which is far away from the connecting block, is rotatably connected with the installation blocks and the steel plate respectively, the utility model discloses a multi-position, the overpass is protected in a buffering mode, and the problem that the overpass is damaged or even damaged by generated vibration is avoided.
Description
Technical Field
The utility model relates to a relevant goods field of bridge building specifically is a steel construction pedestrian bridge support shock-absorbing structure.
Background
The steel structure pedestrian bridge is relatively common in urban bridge design, the steel structure bridge is superior to a concrete structure bridge in the aspects of structural performance (including anti-seismic performance), economy (including maintenance during later operation) and the like, and the steel structure bridge is adopted in future urban construction in a large amount to become a trend.
But current steel construction pedestrian overpass lacks buffer function, and the vibrations of production cause the damage to the overpass easily for the life of overpass seriously shortens, specific certain defect nature.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steel construction pedestrian overpass support shock-absorbing structure to it lacks buffer function to propose current steel construction pedestrian overpass among the above-mentioned background art to solve, and the vibrations of production cause the damage to the overpass easily, makes the life of overpass seriously shorten the problem.
In order to achieve the above object, the utility model provides a following technical scheme: a steel structure pedestrian overpass support damping structure comprises a support and an overpass, wherein the top of the support is fixedly connected with a steel plate, the bottom of the overpass is fixedly connected with a plurality of installation blocks, a buffer plate is arranged below the installation blocks, a cavity is arranged on the buffer plate, two extrusion plates are slidably connected in the cavity, a first elastic device is arranged between the two extrusion plates, two ends of the first elastic device are fixedly connected with the extrusion plates, one side of each extrusion plate, away from the first elastic device, is fixedly connected with a connecting block, one end of each connecting block, away from the extrusion plates, penetrates through the cavity and extends outwards, two support rods are rotatably connected to one end of each connecting block, away from the connecting block, one ends of the two support rods, away from the connecting block, are rotatably connected with the installation blocks and the steel plate respectively, and two symmetrically arranged fixed plates are fixedly connected to the bottom of the installation blocks, two all be equipped with smooth chamber on the fixed plate, it is equipped with the second bracing piece to slide to insert in the smooth chamber, the one end that the fixed plate was kept away from to the second bracing piece is connected with the outer wall fixed connection of buffer board, cup jointed the second resilient means on the second bracing piece, the both ends of second resilient means offset with buffer board and fixed plate respectively, two shock attenuation pieces that fixedly connected with symmetry set up between buffer board and the steel sheet.
Preferably, the first elastic device and the second elastic device are both springs.
Preferably, both of the shock absorbing members are elastic plastic steel damping elements in the shape of arc-shaped steel plates.
Preferably, one end of the second support rod, which is located in the sliding cavity, is fixedly connected with a limiting block.
Preferably, one end of each of the two support rods is rotatably connected to the middle end of the connecting block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. according to the steel structure pedestrian overpass support damping structure, when a person walks to generate vibration through an overpass, the overpass acting force is applied to the mounting block, the distance between the mounting block and the support steel plate is reduced, the supporting rod can be driven to push the extrusion plate to move in the buffer plate, the extrusion plate extrudes the first elastic device to complete stress buffering, and meanwhile, the damping piece below the buffer plate can also play a damping supporting role on the buffer plate;
2. this steel construction passenger foot bridge support shock-absorbing structure can drive the fixed plate through installation piece effort and slide on the second bracing piece, and the secondary buffering is accomplished to the fixed plate with compressing second resilient means this moment, the utility model discloses a many buffering shock-absorbing structure's setting is cushioned the protection to the foot bridge, and the vibrations of avoiding producing cause the damage to the foot bridge, the problem of damage even.
Drawings
Fig. 1 is a schematic structural view of a steel-structure pedestrian overpass support damping structure of the utility model;
FIG. 2 is an enlarged view of the shock-absorbing structure of the steel-structured pedestrian overpass support of the present invention at the A position;
fig. 3 is the utility model discloses a steel construction pedestrian bridge support shock-absorbing structure's B department enlargedly.
In the figure: 1-support, 2-overpass, 3-steel plate, 4-installation block, 5-buffer plate, 6-extrusion plate, 7-first elastic device, 8-connecting block, 9-supporting rod, 10-fixing plate, 11-second supporting rod, 12-second elastic device, 13-damping piece and 14-limiting block.
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. 1-3, the present invention provides an embodiment: a steel structure pedestrian overpass support damping structure comprises a support 1 and an overpass 2, wherein the top of the support 1 is fixedly connected with a steel plate 3, the bottom of the overpass 2 is fixedly connected with a plurality of installation blocks 4, a buffer plate 5 is arranged below the installation blocks 4, a cavity is arranged on the buffer plate 5, two extrusion plates 6 are slidably connected in the cavity, a first elastic device 7 is arranged between the two extrusion plates 6, both ends of the first elastic device 7 are fixedly connected with the extrusion plates 6, one side of each extrusion plate 6 far away from the first elastic device 7 is fixedly connected with a connecting block 8, one end of each connecting block 8 far away from the extrusion plates 6 penetrates through the cavity and extends outwards, two support rods 9 are rotatably connected to one extending end of each connecting block 8, one ends of the two support rods 9 far away from the connecting block 8 are rotatably connected with the installation block 4 and the steel plate 3 respectively, two fixing plates 10 which are symmetrically arranged are fixedly connected to the bottom, all be equipped with smooth chamber on two fixed plates 10, slide in the smooth chamber and insert and be equipped with second bracing piece 11, the one end that fixed plate 10 was kept away from to second bracing piece 11 and the outer wall fixed connection of buffer board 5, cup jointed second resilient means 12 on the second bracing piece 11, the both ends of second resilient means 12 offset with buffer board 5 and fixed plate 10 respectively, two shock attenuation pieces 13 that fixedly connected with symmetry set up between buffer board 5 and the steel sheet 3.
Further, the first elastic device 7 and the second elastic device 12 are both springs, so that the acquisition degree is high, the buffering performance is strong, and the service life is long.
Further, the two shock absorbing members 13 are both elastic-plastic steel damping elements in the shape of arc-shaped steel plates, and can absorb a large amount of energy in the deformation process.
Furthermore, one end of the second support rod 11 located in the sliding cavity is fixedly connected with a limiting block 14, so that the second support rod 11 is prevented from falling off.
Further, the one end of two bracing pieces 9 is all rotated and is connected in 8 middle-end departments of connecting block, and stability is high, avoids the skew.
The working principle is as follows: overpass 2 is when people's walking produces vibrations, 2 effort on installation piece 4 of overpass, installation piece 4 dwindles and support 1 interval between the steel sheet 3, can drive bracing piece 9 and promote stripper plate 6 and remove in buffer board 5, stripper plate 6 will extrude the buffering that first resilient means 7 accomplished the atress, damper 13 of buffer board 5 below also can play the shock attenuation supporting role to buffer board 5 simultaneously, installation piece 4 effort can drive fixed plate 10 and slide on second bracing piece 11, the secondary buffering is accomplished to fixed plate 10 with compression second resilient means 12 this moment.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 (5)
1. The utility model provides a steel construction pedestrian bridge support shock-absorbing structure, includes support (1) and overline bridge (2), its characterized in that: the steel plate (3) is fixedly connected to the top of the support (1), the bottom of the overpass (2) is fixedly connected with a plurality of installation blocks (4), a plurality of buffer plates (5) are arranged below the installation blocks (4), a cavity is formed in each buffer plate (5), two extrusion plates (6) are slidably connected in the cavity, a first elastic device (7) is arranged between the two extrusion plates (6), two ends of the first elastic device (7) are fixedly connected with the extrusion plates (6), one side, away from the first elastic device (7), of each extrusion plate (6) is fixedly connected with a connecting block (8), one end, away from the extrusion plates (6), of each connecting block (8) penetrates through the cavity and extends outwards, one end, extending from the connecting block (8), of each connecting block (8) is rotatably connected with two supporting rods (9), and one end, away from the connecting block (8), of each supporting rod (9) is rotatably connected with the installation blocks (4) and the steel plate (3) respectively, two fixed plates (10) that the bottom fixedly connected with symmetry of installation piece (4) set up, two all be equipped with smooth chamber on fixed plate (10), it is equipped with second bracing piece (11) to slide to insert in the smooth chamber, the outer wall fixed connection of the one end of fixed plate (10) and buffer board (5) is kept away from in second bracing piece (11), second resilient means (12) have been cup jointed on second bracing piece (11), the both ends of second resilient means (12) offset with buffer board (5) and fixed plate (10) respectively, two shock attenuation pieces (13) that fixedly connected with symmetry set up between buffer board (5) and steel sheet (3).
2. The steel structure pedestrian bridge support shock-absorbing structure of claim 1, characterized in that: the first elastic device (7) and the second elastic device (12) are both springs.
3. The steel structure pedestrian bridge support shock-absorbing structure of claim 1, characterized in that: the two shock absorbing pieces (13) are elastic-plastic steel damping elements in the shape of arc-shaped steel plates.
4. The steel structure pedestrian bridge support shock-absorbing structure of claim 1, characterized in that: and one end of the second support rod (11) in the sliding cavity is fixedly connected with a limit block (14).
5. The steel structure pedestrian bridge support shock-absorbing structure of claim 1, characterized in that: one end of each of the two support rods (9) is rotatably connected to the middle end of the connecting block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021949988.3U CN213203778U (en) | 2020-09-09 | 2020-09-09 | Steel construction passenger foot bridge support shock-absorbing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021949988.3U CN213203778U (en) | 2020-09-09 | 2020-09-09 | Steel construction passenger foot bridge support shock-absorbing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213203778U true CN213203778U (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021949988.3U Active CN213203778U (en) | 2020-09-09 | 2020-09-09 | Steel construction passenger foot bridge support shock-absorbing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213203778U (en) |
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2020
- 2020-09-09 CN CN202021949988.3U patent/CN213203778U/en active Active
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