CN211735019U - Shock-absorbing structure of overhead bridge - Google Patents
Shock-absorbing structure of overhead bridge Download PDFInfo
- Publication number
- CN211735019U CN211735019U CN201921592410.4U CN201921592410U CN211735019U CN 211735019 U CN211735019 U CN 211735019U CN 201921592410 U CN201921592410 U CN 201921592410U CN 211735019 U CN211735019 U CN 211735019U
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- connecting rods
- shock
- fixed mounting
- absorbing structure
- mounting
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Abstract
The utility model relates to a overpass roof beam shock attenuation technical field just discloses an overpass bridge's shock-absorbing structure, which comprises a roof, the equal fixed mounting in the left and right sides of roof bottom has two mounting panels, two in the left side the equal fixed mounting in the bottom of mounting panel has head rod, four the equal fixed mounting in the left and right sides of mounting panel bottom has the dead lever, two on the right side the equal fixed mounting in the bottom of mounting panel has the second connecting rod, two the equal movable mounting in cross section of head rod and two second connecting rods has a pivot, two the movable groove has all been seted up to one side that the head rod carried on the back mutually. This shock-absorbing structure of viaduct roof beam through setting up the spout, has avoided the roof large-distance to remove the condition that leads to the viaduct roof beam to appear rocking on a large scale, has improved the stability of viaduct roof beam, adopts mechanical structure to carry out the shock attenuation simultaneously, has improved the security of viaduct roof beam when having increased viaduct roof beam damper life.
Description
Technical Field
The utility model relates to an overpass roof beam shock attenuation technical field specifically is an overpass's shock-absorbing structure.
Background
Viaducts, i.e. overpasses, in particular overpasses, which are placed on a series of narrow reinforced concrete or masonry arches, have high-support towers or pillars, and span valleys, rivers, roads or other low obstacles, are developed in cities, have crowded traffic and dense buildings, and are difficult to widen streets.
The viaduct bridge pier is high in height, generally uses reinforced concrete bent frames, single-column or double-column reinforced concrete piers, and the safety of the viaduct needs to be guaranteed by installing a damping structure when the viaduct is erected, but the traditional damping method adopts damping rubber pads for damping, so that the method is not environment-friendly and can not be used for a long time, meanwhile, the damping effect of special conditions such as earthquakes on one end is poor, the protection effect of the viaduct is poor, and the damping structure of the viaduct bridge is also provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a shock-absorbing structure of viaduct possesses advantages such as stable in structure and long service life, has solved traditional adoption rubber pad and has carried out the shock attenuation, neither environmental protection also can not use for a long time, and special case absorbing effect such as earthquake appears in one end simultaneously is relatively poor, to the not good problem of protection effect of overpass.
(II) technical scheme
For the purpose that realizes above-mentioned stable in structure and long service life, the utility model provides a following technical scheme: a shock absorption structure of an elevated bridge comprises a top plate, wherein two mounting plates are fixedly mounted on the left side and the right side of the bottom of the top plate, first connecting rods are fixedly mounted on the bottoms of the two mounting plates on the left side, fixed rods are fixedly mounted on the left side and the right side of the bottoms of the four mounting plates, second connecting rods are fixedly mounted on the bottoms of the two mounting plates on the right side, rotating shafts are movably mounted at the intersections of the two first connecting rods and the two second connecting rods, movable grooves are formed in the opposite sides of the two first connecting rods, protective pads are fixedly mounted on the inner bottom walls and the inner top walls of the two movable grooves, a bottom plate is movably mounted between the two first connecting rods and the two second connecting rods, sliding grooves are formed in the front surface and the back surface of the top of the bottom plate, partition plates are fixedly mounted in the sliding grooves, and connecting blocks are fixedly mounted at the bottoms of, the bottom fixed mounting of connecting block has the stopper, and the front side is two the equal fixed mounting in one side that two connecting blocks in connecting block and rear side are relative has extension spring, the top fixed mounting of bottom plate has the supporting shoe, the top fixed mounting of supporting shoe has the blotter, two fixed mounting has the gangbar between the pivot.
Preferably, the mounting panel passes through the bottom of dead lever threaded fixation in roof, the length of first connecting rod is the same with the length of second connecting rod, and first connecting rod and second connecting rod pass through pivot swing joint.
Preferably, the bottom plate is fixedly installed at the bottoms of the two first connecting rods and the two second connecting rods, and the number of the sliding grooves is four.
Preferably, an opening is formed in the top of the partition plate, and the bottom of the connecting block penetrates through the opening and extends to the bottom of the partition plate.
Preferably, one side of the extension spring, which is far away from the connecting block, is fixedly connected with the inner wall of the sliding groove, and the number of the supporting blocks is not less than six.
Preferably, the two supporting blocks are distributed on the left side and the right side of the linkage rod, and the width of the limiting block is larger than that of the partition plate.
(III) advantageous effects
Compared with the prior art, the utility model provides a shock-absorbing structure of overhead bridge possesses following beneficial effect:
the shock absorption structure of the viaduct bridge has the advantages that through the arrangement of the sliding grooves, when the viaduct is subjected to huge pressure or shakes, the top plate tends to move downwards, the two first connecting rods and the two second connecting rods can be driven to move towards two sides in a cross mode in the moving process of the top plate, due to the action of the linkage rods, the first connecting rods and the second connecting rods on the front side and the rear side can move simultaneously, the first connecting rods and the second connecting rods are limited by the tension springs when moving, the speed of the cross movement of the first connecting rods and the second connecting rods can be reduced, so that the huge impact force caused by the pressure to the viaduct bridge is reduced, the support blocks can limit the distance of the top plate to fall, the roof plate can not move downwards in a large distance, the situation that the viaduct bridge shakes in a large range due to the large-distance movement of the top plate is avoided, and the stability of the via, and meanwhile, the mechanical structure is adopted for damping, so that the service life of the shock absorption mechanism of the viaduct beam is prolonged, and the safety of the viaduct beam is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a left side view of the present invention.
In the figure: the device comprises a top plate 1, a mounting plate 2, a first connecting rod 3, a fixed rod 4, a second connecting rod 5, a rotating shaft 6, a movable groove 7, a protective pad 8, a bottom plate 9, a sliding groove 10, a partition plate 11, a connecting block 12, a limiting block 13, a tension spring 14, a supporting block 15, a cushion pad 16 and a linkage rod 17.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a shock-absorbing structure of an elevated bridge comprises a top plate 1, two mounting plates 2 are fixedly mounted on the left and right sides of the bottom of the top plate 1, first connecting rods 3 are fixedly mounted on the bottoms of the two mounting plates 2 on the left, fixed rods 4 are fixedly mounted on the left and right sides of the bottoms of the four mounting plates 2, second connecting rods 5 are fixedly mounted on the bottoms of the two mounting plates 2 on the right, rotating shafts 6 are movably mounted at the intersections of the two first connecting rods 3 and the two second connecting rods 5, the mounting plates 2 are fixed on the bottom of the top plate 1 through the fixed rods 4 by screw threads, the length of the first connecting rods 3 is the same as that of the second connecting rods 5, the first connecting rods 3 are movably connected with the second connecting rods 5 through the rotating shafts 6, movable grooves 7 are formed in one side of the two first connecting rods 3 opposite to each other, and protective pads 8 are, a bottom plate 9 is movably arranged between the two first connecting rods 3 and the two second connecting rods 5, sliding grooves 10 are respectively arranged on the front surface and the back surface of the top of the bottom plate 9, the bottom plate 9 is fixedly arranged at the bottoms of the two first connecting rods 3 and the two second connecting rods 5, the number of the sliding grooves 10 is four, a partition plate 11 is fixedly arranged inside the sliding grooves 10, connecting blocks 12 are respectively and fixedly arranged at the bottoms of the two first connecting rods 3 and the two second connecting rods 5, an opening is arranged at the top of the partition plate 11, the bottom of the connecting block 12 penetrates through the opening and extends to the bottom of the partition plate 11, a limiting block 13 is fixedly arranged at the bottom of the connecting block 12, extension springs 14 are respectively and fixedly arranged at the opposite sides of the two front connecting blocks 12 and the two rear connecting blocks 12, a supporting block 15 is fixedly arranged at the top of the bottom, the number of the supporting blocks 15 is not less than six, the top of the supporting blocks 15 is fixedly provided with a cushion pad 16, a linkage rod 17 is fixedly arranged between the two rotating shafts 6, the two supporting blocks 15 are distributed at the left side and the right side of the linkage rod 17, the width of the limiting block 13 is greater than that of the partition board 11, when the viaduct is subjected to huge pressure or swaying, the top board 1 tends to move downwards, the two first connecting rods 3 and the two second connecting rods 5 are driven to move towards two sides in a cross mode in the moving process of the top board 1, due to the action of the linkage rod 17, the first connecting rods 3 and the second connecting rods 5 at the front side and the rear side can move simultaneously, when the first connecting rods 3 and the second connecting rods 5 move, the first connecting rods 3 and the second connecting rods 5 are limited by the tension springs 14, the cross moving speed of the first connecting rods 3 and the second connecting rods, and supporting shoe 15 will restrict the distance that roof 1 descends to guarantee roof 1 can not appear the downward movement of large-distance, avoided roof 1 large-distance to remove and lead to the condition that overpass roof beam appears rocking on a large scale, improved the stability of overpass, adopt mechanical structure to carry out the shock attenuation simultaneously, improved the security of overpass when having increased overpass damping mechanism life.
When the viaduct is subjected to a great pressure or shaking in use, the top plate 1 tends to move downward, the two first connecting rods 3 and the two second connecting rods 5 are driven to move crosswise to two sides in the moving process of the top plate 1, due to the action of the linkage rod 17, the first connecting rod 3 and the second connecting rod 5 at the front side and the rear side can move simultaneously, the movement of the first connecting rod 3 and the second connecting rod 5 is limited by the extension spring 14, the speed of the cross movement of the first connecting rod 3 and the second connecting rod 5 is reduced, thereby relieving the great impact force of the pressure on the viaduct, and the support blocks 15 will limit the distance that the top plate 1 is lowered, the roof 1 can not move downwards in a large distance, and the condition that the viaduct bridge shakes in a large range due to the fact that the roof 1 moves in a large distance is avoided.
To sum up, the shock-absorbing structure of the viaduct bridge, through the arrangement of the sliding chute 10, when the viaduct is subjected to a large pressure or sways, the top plate 1 tends to move downward, the two first connecting rods 3 and the two second connecting rods 5 are driven to move crosswise to two sides in the moving process of the top plate 1, due to the action of the linkage rod 17, the first connecting rods 3 and the second connecting rods 5 on the front and rear sides will move simultaneously, the first connecting rods 3 and the second connecting rods 5 will be limited by the tension spring 14 when moving, the speed of the cross movement of the first connecting rods 3 and the second connecting rods 5 will be reduced, so that a large impact force caused by the pressure to the viaduct is reduced, the support block 15 will limit the descending distance of the top plate 1, so as to ensure that the top plate 1 does not move downward at a large distance, and avoid the situation that the viaduct bridge rocks in a large range due to the large distance movement of the top plate 1, the stability of the viaduct is improved, the mechanical structure is adopted for damping, the service life of the shock absorption mechanism of the viaduct is prolonged, and meanwhile the safety of the viaduct is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a shock-absorbing structure of overhead bridge, includes roof (1), its characterized in that: the left side and the right side of the bottom of the top plate (1) are fixedly provided with two mounting plates (2), the left side of the two mounting plates (2) is fixedly provided with a first connecting rod (3), the left side and the right side of the bottom of the four mounting plates (2) are fixedly provided with a fixed rod (4), the right side of the two mounting plates (2) is fixedly provided with a second connecting rod (5), the cross part of the two first connecting rods (3) and the cross part of the two second connecting rods (5) are movably provided with a rotating shaft (6), one side of the two first connecting rods (3) opposite to each other is provided with a movable groove (7), the inner bottom wall and the inner top wall of the two movable grooves (7) are fixedly provided with a protective pad (8), a bottom plate (9) is movably provided between the two first connecting rods (3) and the two second connecting rods (5), the front surface and the back surface of the top of the bottom plate, the inside fixed mounting of spout (10) has baffle (11), two the equal fixed mounting in bottom of head rod (3) and two second connecting rods (5) has connecting block (12), the bottom fixed mounting of connecting block (12) has stopper (13), and the front side is two the equal fixed mounting in one side that connecting block (12) and two connecting blocks of rear side (12) are relative has extension spring (14), the top fixed mounting of bottom plate (9) has supporting shoe (15), the top fixed mounting of supporting shoe (15) has blotter (16), two fixed mounting has gangbar (17) between pivot (6).
2. The shock-absorbing structure of an elevated bridge according to claim 1, wherein: the mounting panel (2) is fixed at the bottom of the top plate (1) through a fixing rod (4) in a threaded manner, the length of the first connecting rod (3) is the same as that of the second connecting rod (5), and the first connecting rod (3) is movably connected with the second connecting rod (5) through a rotating shaft (6).
3. The shock-absorbing structure of an elevated bridge according to claim 1, wherein: the bottom plate (9) is fixedly arranged at the bottoms of the two first connecting rods (3) and the two second connecting rods (5), and the number of the sliding grooves (10) is four.
4. The shock-absorbing structure of an elevated bridge according to claim 1, wherein: the top of the partition plate (11) is provided with an opening, and the bottom of the connecting block (12) penetrates through the opening and extends to the bottom of the partition plate (11).
5. The shock-absorbing structure of an elevated bridge according to claim 1, wherein: one side of the extension spring (14) far away from the connecting block (12) is fixedly connected with the inner wall of the sliding groove (10), and the number of the supporting blocks (15) is not less than six.
6. The shock-absorbing structure of an elevated bridge according to claim 1, wherein: the two supporting blocks (15) are distributed on the left side and the right side of the linkage rod (17), and the width of the limiting block (13) is larger than that of the partition plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921592410.4U CN211735019U (en) | 2019-09-24 | 2019-09-24 | Shock-absorbing structure of overhead bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921592410.4U CN211735019U (en) | 2019-09-24 | 2019-09-24 | Shock-absorbing structure of overhead bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211735019U true CN211735019U (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921592410.4U Expired - Fee Related CN211735019U (en) | 2019-09-24 | 2019-09-24 | Shock-absorbing structure of overhead bridge |
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| Country | Link |
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| CN (1) | CN211735019U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459991A (en) * | 2020-12-04 | 2021-03-09 | 瑞智(九江)精密机电有限公司 | Combined type damper that compressor was used |
| CN112482208A (en) * | 2020-11-20 | 2021-03-12 | 于非 | Bridge foundation telescoping device based on bridge engineering |
| CN114481809A (en) * | 2022-02-09 | 2022-05-13 | 于运动 | Stride a formula urban monorail transit track roof beam and prevent roof beam telescopic equipment that falls |
-
2019
- 2019-09-24 CN CN201921592410.4U patent/CN211735019U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482208A (en) * | 2020-11-20 | 2021-03-12 | 于非 | Bridge foundation telescoping device based on bridge engineering |
| CN112459991A (en) * | 2020-12-04 | 2021-03-09 | 瑞智(九江)精密机电有限公司 | Combined type damper that compressor was used |
| CN114481809A (en) * | 2022-02-09 | 2022-05-13 | 于运动 | Stride a formula urban monorail transit track roof beam and prevent roof beam telescopic equipment that falls |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 Termination date: 20210924 |
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| CF01 | Termination of patent right due to non-payment of annual fee |