CN214882902U

CN214882902U - Bridge damping device based on municipal bridge engineering

Info

Publication number: CN214882902U
Application number: CN202121162423.5U
Authority: CN
Inventors: 刘璇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-26
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a bridge damping device based on municipal bridge engineering belongs to bridge shock attenuation field. A bridge damping device based on municipal bridge engineering comprises a bridge pier, wherein an inner groove is formed in the top of the bridge pier, a rubber pad is arranged at the top of the pier, a tray is connected in the rubber pad in a sliding way, a connecting rod is fixedly arranged at the bottom of the tray, the outer surface of the connecting rod is sleeved with a first spring, the top of the tray is fixedly provided with a supporting plate, the top of the supporting plate is provided with a bridge floor, the left rear end and the right rear end of the supporting plate are respectively connected with a first connecting arm in a symmetrical structure in a rotating way, an inner cavity is arranged on the lower end surface of the connecting arm, when the structure is used, the supporting plate shares pressure to the first connecting arm and the second connecting arm, the first connecting arm and the second connecting arm drive the pull rod to move in the same direction, and the second spring is extruded by the pull rod, so that the clamping plate extrudes two sides of the pier, thereby the both sides of pier are shared to the bearing capacity at pier top, can effectively alleviate the pressure at pier top.

Description

Bridge damping device based on municipal bridge engineering

Technical Field

The utility model relates to a bridge shock attenuation field, more specifically say, relate to a bridge damping device based on municipal bridge engineering.

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.

Traditional bridge damping device is in the use, though can play certain cushioning effect, but main bearing capacity all concentrates on the top of pier for the atress at pier top is too big, thereby has certain influence to overall structure's stability, for this reason, we provide a bridge damping device based on municipal bridge engineering, mainly used for solving the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a bridge damping device based on municipal bridge engineering to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

A bridge damping device based on municipal bridge engineering comprises a bridge pier, wherein an inner groove is formed in the top of the bridge pier, a rubber pad is placed at the top of the bridge pier, a tray is slidably connected inside the rubber pad, a connecting rod is fixedly arranged at the bottom of the tray, a first spring is sleeved on the outer surface of the connecting rod, a supporting plate is fixedly arranged at the top of the tray, a bridge floor is arranged at the top of the supporting plate, the rear end of the left side and the rear end of the right side of the supporting plate are respectively in a symmetrical structure and are rotatably connected with a first connecting arm, an inner cavity is formed in the lower end face of the connecting arm, the front end of the left side and the front end of the right side of the supporting plate are respectively in a symmetrical structure and are rotatably connected with a second connecting arm, a first sliding plate is rotatably connected to the inner wall of the inner cavity, a sliding groove is formed in the top of the first sliding plate, a second sliding plate is rotatably connected to the lower end of the second connecting arm, pull rods are fixedly arranged at the outer ends of the first sliding plate and the second sliding plate, and a second spring is sleeved on the outer surface of the pull rods, two clamping plates are arranged below the supporting plate in a front-back symmetrical structure.

Preferably, the bottom of the spring is fixedly connected with the top of a pier, the connecting rod is in sliding connection with the inner groove, and the top of the supporting plate is in contact with the bottom of the bridge floor.

Preferably, the pull rod is connected with the clamping plate in a sliding mode, the inner end of the second spring is fixedly connected with the outer wall of the clamping plate, and the outer end of the second spring is fixedly connected with the pull rod.

Preferably, the clamping plate is connected with the pull rod in a sliding mode, and the sliding plate II is connected with the sliding groove in a sliding mode.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses structurally improve to some extent, this structure is when using, and the layer board drives the pull rod syntropy through linking arm one and linking arm two and removes for linking arm one and linking arm two through pressure sharing, and through the extrusion of pull rod to spring two, makes the cardboard produce the extrusion to the pier both sides, thereby the both sides of pier are shared to the bearing capacity at pier top, can effectively alleviate the pressure at pier top.

2. The utility model discloses structurally improve to some extent, this structure is when using, and the layer board drives the pull rod syntropy through linking arm one and linking arm two and removes through sharing pressure for linking arm one and linking arm two to utilize the elasticity of spring two, further hoisting device's shock attenuation effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the inner structure of the rubber pad of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

the reference numbers in the figures illustrate: 1. a bridge pier; 2. an inner tank; 3. a rubber pad; 4. a tray; 401. a connecting rod; 5. a first spring; 6. a support plate; 7. a bridge deck; 8. a first connecting arm; 9. an inner cavity; 10. a second connecting arm; 11. a first sliding plate; 12. a chute; 13. a second sliding plate; 14. a pull rod; 15. a second spring; 16. and (4) clamping the board.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution:

a bridge damping device based on municipal bridge engineering comprises a bridge pier 1, an inner groove 2 is formed in the top of the bridge pier 1, a rubber pad 3 is placed on the top of the bridge pier 1, a tray 4 is slidably connected inside the rubber pad 3, a connecting rod 401 is fixedly arranged at the bottom of the tray 4, a first spring 5 is sleeved on the outer surface of the connecting rod 401, a tray 6 is fixedly arranged at the top of the tray 4, a bridge floor 7 is arranged at the top of the tray 6, the rear end of the left side and the rear end of the right side of the tray 6 are respectively in a symmetrical structure and are rotatably connected with a first connecting arm 8, an inner cavity 9 is formed in the lower end surface of the first connecting arm 8, a second connecting arm 10 is rotatably connected with the front end of the left side and the front end of the right side of the tray 6 in a symmetrical structure, a first sliding plate 11 is rotatably connected with the inner wall of the inner cavity 9, a sliding groove 12 is formed in the top of the first sliding plate 11, a sliding plate 13 is rotatably connected with the lower end of the second connecting arm 10, pull rods 14 are respectively fixedly arranged at the outer ends of the first sliding plate 11 and the second sliding plate 13, and a second spring 15 is sleeved on the outer surface of the pull rods 14, two clamping plates 16 are arranged below the supporting plate 6 in a front-back symmetrical structure; in the in-process of using, when the pressure transmission of bridge floor 7 was for layer board 6, layer board 6 can transmit tray 4 for the bottom to produce decurrent extrusion force to spring 5, rubber pad 3 also can play certain elastic support effect to layer board 6 simultaneously, with this simultaneously, layer board 6 also can divide the bearing capacity to give linking arm 8 and linking arm two 10, make linking arm 8 and linking arm two 10 syntropy remove, and stimulate pull rod 14 respectively and remove, make pull rod 14 produce the inside extrusion force to cardboard 16 through spring two 15, produce the extrusion fixedly to pier 1 both sides. When the structure is used, the supporting plate 6 shares pressure to the connecting arm I8 and the connecting arm II 10, the connecting arm I8 and the connecting arm II 10 drive the pull rod 14 to move in the same direction, and the pull rod 14 extrudes the spring II 15, so that the clamping plate 16 extrudes two sides of the pier 1, the bearing force at the top of the pier is shared to two sides of the pier 1, and the pressure at the top of the pier 1 can be effectively relieved; when the structure is used, the supporting plate 6 shares the pressure to the connecting arm I8 and the connecting arm II 10, the connecting arm I8 and the connecting arm II 10 drive the pull rod 14 to move in the same direction, and the damping effect of the device is further improved by using the elastic force of the spring II 15.

Specifically, the bottom of the first spring 5 is fixedly connected with the top of the pier 1, the connecting rod 401 is in sliding connection with the inner groove 2, and the top of the supporting plate 6 is in contact with the bottom of the bridge floor 7.

Furthermore, the pull rod 14 is connected with the clamping plate 16 in a sliding mode, the inner end of the second spring 15 is fixedly connected with the outer wall of the clamping plate 16, and the outer end of the second spring 15 is fixedly connected with the pull rod 14.

Further, the clamping plate 16 is connected with the pull rod 14 in a sliding mode, and the sliding plate II 13 is connected with the sliding groove 12 in a sliding mode.

The working principle is as follows: in the in-process of using, when the pressure transmission of bridge floor 7 was for layer board 6, layer board 6 can transmit tray 4 for the bottom to produce decurrent extrusion force to spring 5, rubber pad 3 also can play certain elastic support effect to layer board 6 simultaneously, with this simultaneously, layer board 6 also can divide the bearing capacity to give linking arm 8 and linking arm two 10, make linking arm 8 and linking arm two 10 syntropy remove, and stimulate pull rod 14 respectively and remove, make pull rod 14 produce the inside extrusion force to cardboard 16 through spring two 15, produce the extrusion fixedly to pier 1 both sides.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a bridge damping device based on municipal bridge engineering, includes pier (1), its characterized in that: the bridge is characterized in that an inner groove (2) is formed in the top of the bridge pier (1), a rubber pad (3) is placed at the top of the bridge pier (1), a tray (4) is connected with the inner portion of the rubber pad (3) in a sliding mode, a connecting rod (401) is fixedly arranged at the bottom of the tray (4), a first spring (5) is sleeved on the outer surface of the connecting rod (401), a supporting plate (6) is fixedly arranged at the top of the tray (4), a bridge deck (7) is arranged at the top of the supporting plate (6), the rear ends of the left side and the right side of the supporting plate (6) are respectively in a symmetrical structure and are rotatably connected with a first connecting arm (8), an inner cavity (9) is formed in the lower end face of the first connecting arm (8), a second connecting arm (10) is rotatably connected with the front ends of the left side and the right side of the supporting plate (6) in a symmetrical structure, a first sliding plate (11) is rotatably connected with the inner wall of the inner cavity (9), a sliding chute (12) is formed in the top of the first sliding plate (11), the lower end of the second connecting arm (10) is rotatably connected with a second sliding plate (13), a first sliding plate (11) and the second sliding plate (13) are fixedly provided with a second pull rod (14) respectively by one end outside, the outer surface of the second pull rod (14) is sleeved with a second spring (15), and two clamping plates (16) are symmetrically arranged on the front and back of the lower portion of the supporting plate (6).

2. The bridge damping device based on municipal bridge engineering according to claim 1, characterized in that: the bottom of the first spring (5) is fixedly connected with the top of the pier (1), the connecting rod (401) is in sliding connection with the inner groove (2), and the top of the supporting plate (6) is in contact with the bottom of the bridge floor (7).

3. The bridge damping device based on municipal bridge engineering according to claim 1, characterized in that: the pull rod (14) is connected with the clamping plate (16) in a sliding mode, the inner end of the second spring (15) is fixedly connected with the outer wall of the clamping plate (16), and the outer end of the second spring (15) is fixedly connected with the pull rod (14).

4. The bridge damping device based on municipal bridge engineering according to claim 1, characterized in that: the clamping plate (16) is connected with the pull rod (14) in a sliding mode, and the sliding plate II (13) is connected with the sliding groove (12) in a sliding mode.