CN215976804U

CN215976804U - Anti-seismic device for road and bridge

Info

Publication number: CN215976804U
Application number: CN202121861999.0U
Authority: CN
Inventors: 杨振儒; 刘佳; 杨毅升
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-03-08
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses an anti-seismic device for roads and bridges, which comprises a shock absorption barrel, wherein a plurality of hydraulic cylinders are arranged at the bottom in the shock absorption barrel, a fixing table is arranged at the output end of the tops of the hydraulic cylinders, an upper lifting table is arranged at the top of the fixing table, a lower cushion pad is arranged at the top of the upper lifting table, an upper cushion pad is arranged right above the lower cushion pad, and an inner cushion pad is arranged in the center between the upper cushion pad and the lower cushion pad. Start the inside of the ejecting damper cylinder of last blotter of bottom with the top during use, make it support under the bridge floor, can carry out the shock attenuation operation, inside interior blotter and lower blotter cooperation damping spring can cross further increase shock attenuation effect simultaneously, the dismantlement in the later stage of being convenient for simultaneously, and is more practical.

Description

Anti-seismic device for road and bridge

Technical Field

The utility model relates to the technical field of bridge shock absorption, in particular to an anti-seismic device for roads and bridges.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.

Wherein the bridge bumper shock absorber also is the indispensable structure in the bridge construction, and traditional bridge bumper shock absorber later stage is dismantled very difficultly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-seismic device for roads and bridges, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a road and bridge is with antidetonation device, includes the surge drum, its characterized in that, the bottom is provided with a plurality of pneumatic cylinders, and is a plurality of in the surge drum pneumatic cylinder top output is provided with the fixed station, the fixed station top is provided with the elevating platform, it is provided with down the blotter to go up the elevating platform top be provided with the blotter directly over the blotter down, go up the blotter with center between the blotter is provided with interior blotter down.

As a further scheme of the utility model, a first cushion plate is arranged at the bottom of the upper cushion pad, and a second cushion plate is arranged at the top of the lower cushion pad.

As a further scheme of the present invention, two sides of the bottom of the first cushion plate 7 are provided with guide posts, and the guide posts on the two sides are respectively inserted into the guide holes arranged on the two sides of the top of the lower cushion pad in a sliding manner.

As a further scheme of the utility model, the outer side of the guide post is sleeved with a damping spring.

As a further scheme of the utility model, a plurality of buffering convex particles are uniformly arranged on the top of the upper buffering cushion, and the buffering convex particles and the upper buffering cushion are both made of the same material.

As a further scheme of the utility model, the upper cushion pad, the lower cushion pad and the inner cushion pad are all made of tetrafluoro rubber.

As a further aspect of the utility model.

Compared with the prior art, the utility model has the following beneficial effects:

start the inside of the ejecting damper cylinder of last blotter of bottom with the top during use, make it support under the bridge floor, can carry out the shock attenuation operation, inside interior blotter and lower blotter cooperation damping spring can cross further increase shock attenuation effect simultaneously, the dismantlement in the later stage of being convenient for simultaneously, and is more practical.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of the internal structure according to an embodiment of the present invention.

Reference numerals:

1. a damper cylinder; 2. a fixed table; 3. an upper lifting platform; 4. a hydraulic cylinder; 5. a base; 6. an upper cushion pad; 7. a first backing plate; 8. a lower cushion pad; 9. a second backing plate; 10. a guide post; 11. a guide hole; 12. a damping spring; 13. buffering the convex particles; 14. an inner cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the anti-seismic device for roads and bridges according to the embodiment of the utility model comprises a damping cylinder 1, and is characterized in that a plurality of hydraulic cylinders 4 are arranged at the bottom inside the damping cylinder 1, a fixing table 2 is arranged at the output end of the tops of the hydraulic cylinders 4, an upper lifting table 3 is arranged at the top of the fixing table 2, a lower cushion pad 8 is arranged at the top of the upper lifting table 3, an upper cushion pad 6 is arranged right above the lower cushion pad 8, and an inner cushion pad 14 is arranged at the center between the upper cushion pad 6 and the lower cushion pad 8.

The working principle is as follows:

through the scheme of the utility model, the bottom of the upper cushion pad 6 is provided with the first cushion plate 7, and the top of the lower cushion pad 8 is provided with the second cushion plate 9.

Through the scheme of the utility model, the two sides of the bottom of the first cushion plate 7 are respectively provided with the guide posts 12, and the guide posts 12 on the two sides are respectively inserted into the guide holes 11 arranged on the two sides of the top of the lower cushion pad 8 in a sliding manner.

Through the scheme of the utility model, the damping spring 12 is sleeved on the outer side of the guide post 12.

According to the scheme of the utility model, the top of the upper cushion pad 6 is uniformly provided with a plurality of buffering convex particles 13, and the buffering convex particles 13 and the upper cushion pad 6 are made of the same material.

Through the scheme of the utility model, the upper cushion pad 8, the lower cushion pad 8 and the inner cushion pad 14 are all made of the tetrafluoro rubber material.

Start the inside of the ejecting damper cylinder 1 of last blotter 6 of top during the use of a plurality of pneumatic cylinders 4 of bottom, make it support under the bridge floor, can carry out the shock attenuation operation, inside interior blotter 14 and lower blotter 8 cooperation damping spring 12 can cross further increase shock attenuation effect simultaneously, the dismantlement in the later stage of being convenient for simultaneously, and is more practical.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a road and bridge is with antidetonation device, includes surge drum (1), its characterized in that, the bottom is provided with a plurality of pneumatic cylinders (4) in surge drum (1), and is a plurality of pneumatic cylinder (4) top output is provided with fixed station (2), fixed station (2) top is provided with elevating platform (3), it is provided with down blotter (8) to go up elevating platform (3) top be provided with directly over blotter (8) down blotter (6), go up blotter (6) with center between blotter (8) is provided with interior blotter (14) down.

2. An anti-seismic device for roads and bridges according to claim 1, characterized in that a first pad (7) is arranged at the bottom of said upper cushion (6) and a second pad (9) is arranged at the top of said lower cushion (8).

3. An earthquake-resistant device for roads and bridges according to claim 2, wherein guide posts (12) are arranged on both sides of the bottom of the first cushion plate (7), and the guide posts (12) on both sides are respectively inserted into guide holes (11) arranged on both sides of the top of the lower cushion pad (8) in a sliding manner.

4. An anti-seismic device for road and bridge according to claim 3, characterized in that the outer side of the guide post (12) is sleeved with a damping spring (12).

5. An earthquake-proof device for roads and bridges according to claim 1, wherein a plurality of buffering convex particles (13) are uniformly arranged on the top of the upper buffering cushion (6), and the buffering convex particles (13) and the upper buffering cushion (6) are made of the same material.

6. An earthquake-resistant device for roads and bridges according to claim 1, wherein said upper cushion (8), said lower cushion (8) and said inner cushion (14) are made of tetrafluoro rubber.