CN213839400U - Damping device for bridge design - Google Patents
Damping device for bridge design Download PDFInfo
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- CN213839400U CN213839400U CN202022599650.6U CN202022599650U CN213839400U CN 213839400 U CN213839400 U CN 213839400U CN 202022599650 U CN202022599650 U CN 202022599650U CN 213839400 U CN213839400 U CN 213839400U
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Abstract
A shock absorption device for bridge design comprises a base, a first connecting part, a second connecting part, a telescopic shock absorber, a connecting rod, an arc-shaped shock absorption plate and a mounting plate; each group of telescopic shock absorbers comprises a first mounting cylinder, a first spring, a first connecting rod, a second spring and a sliding block; the base is provided with a guide rail; the first connecting part and the second connecting part are provided with sliding chutes; the guide rail slides into the sliding groove when the base is installed with the first connecting part and the second connecting part; the first spring is connected with the inner wall of the first mounting cylinder, and one end of the first spring is connected with the sliding block; the sliding block is connected with the inner wall of the first mounting cylinder in a sliding manner, and the end face, far away from the first spring, of the sliding block is connected with a first connecting rod; the second spring is sleeved on the outer side of the first connecting rod, one end of the second spring is connected with the sliding block, and the other end of the second spring is connected with the first mounting barrel; one end of the first connecting rod extends out of the first mounting cylinder and is connected with the second connecting part. The utility model discloses a solve traditional bridge damping device shock attenuation effect poor, the not good problem of shock attenuation stationarity.
Description
Technical Field
The utility model relates to a bridge design field especially relates to a damping device for bridge design.
Background
The damping technology is matched in the bridge, so that the transmission of seismic energy to the bridge can be reduced, and the bridge is lightened or prevented from being damaged by seismic force. The seismic isolation and reduction technology is characterized in that a seismic isolation and energy dissipation device is arranged between the bottom of a bridge and the top of a column to separate the bottom of the bridge from the top of the column, so that the accumulation of resonance can be prevented, the dynamic characteristic and the dynamic action of a structure are changed, the seismic reaction of the structure is obviously reduced, the seismic damage of the structure is eliminated or effectively reduced, and the safety of the building and the surrounding environment is improved. Practice shows, however, traditional bridge damping support is because self structure limits, and the ubiquitous problem that the shock attenuation effect is poor, the not good problem of shock attenuation stationarity is for solving above-mentioned problem, provides a damping device for bridge design in this application.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a damping device for bridge design, the utility model discloses a solve traditional bridge damping device shock attenuation effect poor, the not good problem of shock attenuation stationarity.
(II) technical scheme
In order to solve the problems, the utility model provides a damping device for bridge design, which comprises a base, a first connecting part, a second connecting part, a telescopic damper, a connecting rod, an arc-shaped damping plate and a mounting plate; each group of telescopic shock absorbers comprises a first mounting cylinder, a first spring, a first connecting rod, a second spring and a sliding block;
a plurality of groups of guide rails are arranged on the base; a plurality of groups of sliding grooves are formed in the lower end faces of the first connecting part and the second connecting part; each group of guide rails slide into each group of sliding grooves when the base is installed with the first connecting part and the second connecting part;
the upper end face of the first connecting part is rotatably connected with one end of the arc-shaped damping plate, the upper end face of the first connecting part is rotatably connected with the connecting rod, and one side face of the first connecting part is connected with the first mounting cylinder; one end of the first spring is connected with the inner wall of the first mounting cylinder in the length direction, and the other end of the first spring is connected with the sliding block; the sliding block is connected with the inner wall of the first mounting cylinder in a sliding manner, and the end face, far away from the first spring, of the sliding block is connected with a first connecting rod; the second spring is sleeved on the outer side of the first connecting rod, one end of the second spring is connected with the sliding block, and the other end of the second spring is connected with the inner wall of the first mounting cylinder; one end of the first connecting rod extends out of the first mounting cylinder and is connected with the second connecting part;
the mounting panel is connected to the one end of connecting block, and the arc shock attenuation board is connected to the other end of connecting block.
Preferably, the first connecting part, the second connecting part, the telescopic shock absorber, the arc-shaped shock absorption plate and the connecting block are provided with a plurality of groups; and the two ends of the shock absorber are connected between each group of second connecting parts.
Preferably, each group of shock absorbers comprises a second connecting rod, a third spring and a second mounting cylinder;
the upper end face of the second connecting part is rotatably connected with the other end of the arc-shaped damping plate, and the end face, far away from the first connecting rod, of the second connecting part is connected with the second mounting cylinder; two ends of the third spring are respectively connected with the inner wall of the second mounting cylinder and the second connecting rod; the second connecting rod is connected with the second mounting cylinder in a sliding mode, and one end, far away from the third spring, of the second connecting rod is connected with the end face, far away from the first connecting rod, of the other group of second connecting parts.
Preferably, the upper end surface of the mounting plate is provided with a mounting groove.
Preferably, the base is provided with a through hole; the through hole is internally provided with a bolt.
The above technical scheme of the utility model has following profitable technological effect:
in the utility model, when in use, the damping device is placed at the joint of the bridge; when the bridge vibrates, downward pressure is borne by the arc-shaped damping plates and the connecting rods respectively; the arc-shaped damping plate with the inclined downward arc surface converts pressure into force in the horizontal direction and force in the vertical direction for damping, and the connecting rod with the inclined downward arc surface converts downward pressure into force in the horizontal direction and force in the vertical direction in the inclined direction for damping; the first connecting part and the second connecting part are connected with the base in a sliding manner, and slide to the telescopic shock absorber when stressed, and the telescopic shock absorber between the first connecting part and the second connecting part bears the force in the horizontal direction to absorb shock;
in addition, two ends of the guide rail, which are far away from each other, are provided with limiting blocks for limiting the sliding positions of the first connecting part and the second connecting part, so that the first connecting part and the second connecting part are prevented from sliding out of the guide rail;
in addition, a plurality of groups of first connecting parts, a plurality of groups of second connecting parts, a plurality of groups of telescopic shock absorbers, a plurality of groups of arc shock absorption plates and a plurality of groups of connecting blocks form a shock absorption mechanism of the bridge together; the multiple groups of first connecting parts, the multiple groups of second connecting parts, the multiple groups of telescopic shock absorbers, the multiple groups of arc shock absorption plates and the multiple groups of connecting blocks can increase the stability of the shock absorption device, and better achieve the shock absorption effect when the shock absorption device is subjected to uneven pressure;
in addition, two ends of the shock absorber are respectively connected with two groups of second connecting parts; the damping device is used for absorbing the force from the opposite directions of the two groups of second connecting parts and improving the damping effect;
in addition, the upper end surface of the mounting plate is provided with a mounting groove which can be matched and connected with a steel bar structure on the bridge; the damping device bears forces in more directions, so that the damping effect is better; meanwhile, the installation of the damping device is facilitated;
in addition, a through hole is arranged on the base; the bolt penetrates through the through hole to fix the base on the bridge foundation; make this damping device more stable use.
Drawings
Fig. 1 is the utility model provides a damping device for bridge design's schematic structure.
Fig. 2 is the utility model provides a damping device for bridge design's left side view structure schematic diagram.
Fig. 3 is the utility model provides a structural schematic of flexible bumper shock absorber among damping device for bridge design.
Fig. 4 is the utility model provides a first connecting portion of multiunit, second connecting portion, flexible bumper shock absorber, arc shock attenuation board and connecting block and multiunit bumper shock absorber complex schematic structure among damping device for bridge design.
Fig. 5 is the utility model provides a shock absorber's among damping device for bridge design schematic structure view.
Reference numerals: 1. a base; 2. a first connection portion; 3. a second connecting portion; 4. a telescopic shock absorber; 5. a shock absorber; 6. a connecting rod; 7. an arc-shaped damping plate; 8. connecting blocks; 9. mounting a plate; 10. mounting grooves; 11. a first mounting cylinder; 12. a first spring; 13. a first link; 14. a second spring; 15. a second link; 16. a third spring; 17. a second mounting cylinder; 18. a chute; 19. a slider; 20. a guide rail.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-5, the damping device for bridge design provided by the present invention comprises a base 1, a first connecting portion 2, a second connecting portion 3, a telescopic damper 4, a damper 5, a connecting rod 6, an arc-shaped damping plate 7 and a mounting plate 9; each group of telescopic shock absorbers 4 comprises a first mounting cylinder 11, a first spring 12, a first connecting rod 13, a second spring and a sliding block 19;
a plurality of groups of guide rails 20 are arranged on the base 1; a plurality of groups of sliding grooves 18 are arranged on the lower end faces of the first connecting part 2 and the second connecting part 3; when the base 1 is installed with the first connecting part 2 and the second connecting part 3, each group of guide rails 20 slides into each group of sliding grooves 18;
it should be noted that, the two ends of the guide rail 20 that are far away from each other are both provided with a limiting block for limiting the sliding position of the first connecting portion 2 and the second connecting portion 3, so as to prevent the first connecting portion 2 and the second connecting portion 3 from sliding out of the guide rail 20.
The upper end face of the first connecting part 2 is rotatably connected with one end of the arc-shaped damping plate 7, the upper end face of the first connecting part 2 is rotatably connected with the connecting rod 6, and one side face of the first connecting part 2 is connected with the first mounting cylinder 11; one end of the first spring 12 is connected with the inner wall of the first mounting cylinder 11 in the length direction, and the other end of the first spring 12 is connected with the sliding block 19; the sliding block 19 is connected with the inner wall of the first mounting cylinder 11 in a sliding manner, and the end face, far away from the first spring 12, of the sliding block 19 is connected with the first connecting rod 13; the second spring 14 is sleeved on the outer side of the first connecting rod 13, one end of the second spring 14 is connected with the sliding block, and the other end of the second spring 14 is connected with the inner wall of the first mounting barrel 11; one end of the first connecting rod 13 extends out of the first mounting cylinder 11 to be connected with the second connecting part 3;
the mounting panel 9 is connected to the one end of connecting block 8, and arc shock attenuation board 7 is connected to the other end of connecting block 8.
In the utility model, when in use, the damping device is placed at the joint of the bridge; when the bridge vibrates, downward pressure is borne by the arc-shaped damping plates 7 and the connecting rods 6 respectively; the arc-shaped damping plate 7 with the arc surface inclined downwards converts pressure into force in the horizontal direction and force in the vertical direction for damping, and the connecting rod 6 with the inclined downwards converts the downward pressure into force in the horizontal direction and force in the vertical direction; the first connecting part 2 and the second connecting part 3 are connected with the base 1 in a sliding manner, and slide to the telescopic shock absorber 4 when stressed, and the telescopic shock absorber between the first connecting part 2 and the second connecting part 3 bears the force in the horizontal direction for shock absorption;
in an alternative embodiment, the first connecting part 2, the second connecting part 3, the telescopic shock absorber 4, the arc-shaped shock absorbing plate 7 and the connecting block 8 are provided with a plurality of groups; each set of the second connecting portions 3 is connected to each other at both ends of a damper 5.
It should be noted that the multiple groups of first connecting parts 2, the multiple groups of second connecting parts 3, the multiple groups of telescopic shock absorbers 4, the multiple groups of arc-shaped shock absorption plates 7 and the multiple groups of connecting blocks 8 form a shock absorption mechanism of the bridge together; the first connecting portion 2 of multiunit, multiunit second connecting portion 3, the flexible bumper shock absorber 4 of multiunit, multiunit arc shock attenuation board 7 and multiunit connecting block 8 can increase this damping device's stability, reach the shock attenuation effect better when receiving inhomogeneous pressure.
In an alternative embodiment, each set of shock absorbers 5 comprises a second connecting rod 15, a third spring 16 and a second mounting cylinder 17;
the upper end surface of the second connecting part 3 is rotatably connected with the other end of the arc-shaped damping plate 7, and the end surface of the second connecting part 3, which is far away from the first connecting rod 13, is connected with a second mounting cylinder 17; two ends of the third spring 16 are respectively connected with the inner wall of the second mounting cylinder 17 and the second connecting rod 15; the second connecting rod 15 is connected with the second mounting cylinder 17 in a sliding manner, and one end of the second connecting rod 15, which is far away from the third spring 16, is connected with the end face of the other group of the second connecting parts 3, which is far away from the first connecting rod 13.
It should be noted that two ends of the shock absorber 5 are respectively connected to two groups of second connecting parts 3; the damping device is used for absorbing the force from the opposite directions of the two groups of second connecting parts 3 and improving the damping effect.
In an alternative embodiment, the upper end surface of the mounting plate 9 is provided with a mounting groove 10.
It should be noted that the upper end surface of the mounting plate 9 is provided with a mounting groove 10 which can be matched and connected with a steel bar structure on a bridge; the damping device bears the forces in more directions, so that the damping effect is better.
In an alternative embodiment, the base 1 is provided with a through hole; the through hole is internally provided with a bolt.
It should be noted that the base 1 is provided with a through hole; the base 1 can be fixed on the bridge foundation by the bolts passing through the through holes; make this damping device more stable use.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (5)
1. A shock absorption device for bridge design is characterized by comprising a base (1), a first connecting part (2), a second connecting part (3), a telescopic shock absorber (4), a shock absorber (5), a connecting rod (6), an arc-shaped shock absorption plate (7) and a mounting plate (9); each group of telescopic shock absorbers (4) comprises a first mounting cylinder (11), a first spring (12), a first connecting rod (13), a second spring and a sliding block (19);
a plurality of groups of guide rails (20) are arranged on the base (1); a plurality of groups of sliding grooves (18) are arranged on the lower end surfaces of the first connecting part (2) and the second connecting part (3); each group of guide rails (20) slide into each group of sliding grooves (18) when the base (1) is installed on the first connecting part (2) and the second connecting part (3);
the upper end face of the first connecting part (2) is rotatably connected with one end of the arc-shaped damping plate (7), the upper end face of the first connecting part (2) is rotatably connected with the connecting rod (6), and one side face of the first connecting part (2) is connected with the first mounting cylinder (11); one end of the first spring (12) is connected with the inner wall of the first mounting cylinder (11) in the length direction, and the other end of the first spring (12) is connected with the sliding block (19); the sliding block (19) is connected with the inner wall of the first mounting cylinder (11) in a sliding manner, and the end face, far away from the first spring (12), of the sliding block (19) is connected with the first connecting rod (13); the second spring (14) is sleeved on the outer side of the first connecting rod (13), one end of the second spring (14) is connected with the sliding block, and the other end of the second spring (14) is connected with the inner wall of the first mounting cylinder (11); one end of the first connecting rod (13) extends out of the first mounting cylinder (11) and is connected with the second connecting part (3);
one end of the connecting block (8) is connected with the mounting plate (9), and the other end of the connecting block (8) is connected with the arc-shaped damping plate (7).
2. The shock absorption device for bridge design according to claim 1, wherein the first connecting part (2), the second connecting part (3), the telescopic shock absorber (4), the arc-shaped shock absorption plate (7) and the connecting block (8) are provided with a plurality of groups; and the two ends of each group of second connecting parts (3) are connected by a damper (5).
3. A shock-absorbing device for bridge design according to claim 2, wherein each set of shock-absorbers (5) comprises a second connecting rod (15), a third spring (16) and a second mounting tube (17);
the upper end surface of the second connecting part (3) is rotatably connected with the other end of the arc-shaped damping plate (7), and the end surface of the second connecting part (3) far away from the first connecting rod (13) is connected with a second mounting cylinder (17); two ends of the third spring (16) are respectively connected with the inner wall of the second mounting cylinder (17) and the second connecting rod (15); the second connecting rod (15) is connected with the second mounting cylinder (17) in a sliding mode, and one end, far away from the third spring (16), of the second connecting rod (15) is connected with the end face, far away from the first connecting rod (13), of the other group of second connecting parts (3).
4. A shock-absorbing device for bridge design according to claim 1, characterized in that the mounting plate (9) is provided with mounting slots (10) at its upper end face.
5. The shock-absorbing device for bridge design according to claim 1, wherein the base (1) is provided with a through hole; the through hole is internally provided with a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022599650.6U CN213839400U (en) | 2020-11-10 | 2020-11-10 | Damping device for bridge design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022599650.6U CN213839400U (en) | 2020-11-10 | 2020-11-10 | Damping device for bridge design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213839400U true CN213839400U (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022599650.6U Active CN213839400U (en) | 2020-11-10 | 2020-11-10 | Damping device for bridge design |
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| Country | Link |
|---|---|
| CN (1) | CN213839400U (en) |
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2020
- 2020-11-10 CN CN202022599650.6U patent/CN213839400U/en active Active
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