CN211312151U - A shock-absorbing bridge - Google Patents

Abstract

The utility model discloses a shock attenuation bridge relates to bridge technical field, including pier and the pontic, the pier is located the lower surface of pontic, the pier sets up with the pontic is perpendicular, the upper surface four corners department of pier all is equipped with damper, damper includes PMKD, fixed roof, the under casing, the top case, the fixed block, the down tube, the movable block, flexible post, the solid fixed cylinder, the mounting panel, damping spring, gyro wheel and slide, under casing and PMKD fixed connection, top case and fixed roof fixed connection, the fixed block is located the interior roof middle part of top case, fixed block and top case fixed connection, the one end of one side middle part fixed connection flexible post of down tube is kept away from to the movable block, the solid fixed cylinder cover is at the other end of flexible post, gu fixed cylinder and flexible post sliding connection, the lower surface both ends of movable block all are equipped with the gyro wheel. The utility model discloses can carry out better shock attenuation to the pontic, the shock attenuation is effectual, long service life, the maintenance cost of reduction.

Description

A shock-absorbing bridge

technical field

The utility model relates to the technical field of bridges, in particular to a shock-absorbing bridge.

Background technique

A bridge generally refers to a structure erected on rivers, lakes and seas to enable vehicles and pedestrians to pass smoothly. In order to adapt to the modern and fast-developing transportation industry, bridges are also extended to bridges over mountain streams, unfavorable geology or other traffic needs to be erected to make traffic more convenient.

The existing bridges are generally integral bridges without shock absorption, and the bridge body is easy to break. Some bridges with shock absorption mostly use shock absorption rubber pads for shock absorption, and the shock absorption effect is poor. It is greatly affected by the external environment and has a short service life, which increases the maintenance cost.

Therefore, it is necessary to invent a shock-absorbing bridge to solve the above problems.

Utility model content

The purpose of the present invention is to provide a shock-absorbing bridge to solve the above-mentioned problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a shock-absorbing bridge, comprising a bridge pier and a bridge body, the bridge pier is located on the lower surface of the bridge body, the bridge pier and the bridge body are vertically arranged, and the upper surface of the bridge pier is There are shock absorption components at the four corners;

The shock absorber assembly includes a fixed bottom plate, a fixed top plate, a bottom box, a top box, a fixed block, an inclined rod, a movable block, a telescopic column, a fixed cylinder, a mounting plate, a shock-absorbing spring, a roller and a slideway. The fixed bottom plate is fixedly connected, the top box is fixedly connected with the fixed top plate, the fixed block is located in the middle of the inner top wall of the top box, the fixed block is fixedly connected with the top box, and the movable block is fixed in the middle of one side away from the inclined rod One end of the telescopic column is connected, the fixed cylinder is sleeved on the other end of the telescopic column, the fixed cylinder is slidably connected with the telescopic column, and both ends of the lower surface of the movable block are provided with rollers, and the rollers can be rotated through the connecting piece The roller is located in the slideway and is slidably connected with the slideway, and the slideway is fixed in the middle of the inner bottom wall of the bottom box.

Optionally, the fixed bottom plate is fixedly connected to the bridge pier, and the fixed top plate is fixedly connected to the bridge body.

Optionally, the bottom case communicates with the top case, and the bottom case and the top case are slidably connected.

Optionally, there are two inclined rods, movable blocks, telescopic columns, fixed cylinders, mounting plates, and shock-absorbing springs, and they are arranged symmetrically.

Optionally, the top end of the inclined rod is movably connected to the fixed block through a pin shaft, and the bottom end of the inclined rod is movably connected to the movable block through a pin shaft.

Optionally, one end of the fixing cylinder away from the telescopic column is fixedly connected to a mounting plate, and the mounting plate is fixed on the side wall of the bottom box.

Optionally, the shock-absorbing spring is sleeved on the fixed cylinder, one end of the shock-absorbing spring is fitted with the movable block, and the other end of the shock-absorbing spring is fitted with the mounting plate.

Technical effects and advantages of the present utility model:

1. The utility model can be used in conjunction with a fixed bottom plate, a fixed top plate, a bottom box, a top box, a fixed block, a diagonal rod, a movable block, a telescopic column, a fixed cylinder, a mounting plate, a shock-absorbing spring, a roller and a slideway. The bridge body has better shock absorption, good shock absorption effect, long service life and reduced maintenance cost.

2. The utility model is provided with a slideway, which facilitates the limitation of the moving position of the movable block, improves the stability of the movable block when it moves, and has a reasonable structure design, which is simple and practical.

Description of drawings

Fig. 1 is the schematic diagram of the structure of the utility model.

Figure 2 is a side view of the structure of the utility model.

FIG. 3 is a perspective view of the structure of the utility model.

4 is a schematic cross-sectional view of the structure of the shock absorbing assembly of the present invention.

In the figure: 1. Bridge pier; 2. Bridge body; 3. Damping assembly; 4. Fixed bottom plate; 5. Fixed top plate; 6. Bottom box; 7. Top box; 8. Fixed block; Activity block; 11, telescopic column; 12, fixed cylinder; 13, mounting plate; 14, shock-absorbing spring; 15, roller; 16, slideway.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inside", "Outside", "Clockwise", "Counterclockwise", "Axial" The orientation or positional relationship indicated by , "radial direction", "circumferential direction", etc. are based on the orientation or positional relationship shown in the accompanying drawings, which are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying the indicated device. Or the elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the present utility model, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection", "connection", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection, or It can be a detachable connection; it can be a mechanical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

The utility model provides a shock-absorbing bridge as shown in Figures 1-4, comprising a bridge pier 1 and a bridge body 2;

As shown in FIG. 1 , FIG. 2 and FIG. 3 , the bridge pier 1 is located on the lower surface of the bridge body 2 , the bridge pier 1 and the bridge body 2 are arranged vertically, and the four corners of the upper surface of the bridge pier 1 are provided with damping components 3 .

As shown in FIG. 4 , the shock absorber assembly 3 includes a fixed bottom plate 4 , a fixed top plate 5 , a bottom box 6 , a top box 7 , a fixed block 8 , an inclined rod 9 , a movable block 10 , a telescopic column 11 , a fixed cylinder 12 , and a mounting plate 13 , damping spring 14, roller 15 and slideway 16, the fixed bottom plate 4 is fixedly connected to the bridge pier 1, the fixed top plate 5 is fixedly connected to the bridge body 2, the bottom box 6 is fixedly connected to the fixed bottom plate 4, and the top box 7 is fixed to the fixed top plate 5. Connection, the bottom box 6 is connected with the top box 7, the bottom box 6 is slidingly connected with the top box 7, the structure design is reasonable, the fixing block 8 is located in the middle of the inner top wall of the top box 7, the fixing block 8 is fixedly connected with the top box 7, and the inclined rod 9. There are two movable blocks 10, telescopic columns 11, fixed cylinders 12, mounting plates 13, and shock-absorbing springs 14, which are arranged symmetrically. The bottom end of the movable block 10 is movably connected with the movable block 10 through the pin shaft, the middle part of the movable block 10 is fixedly connected to one end of the telescopic column 11 away from the inclined rod 9, the fixed cylinder 12 is sleeved on the other end of the telescopic column 11, and the fixed cylinder 12 is connected to the telescopic column 11. 11 sliding connection, one end of the fixing cylinder 12 away from the telescopic column 11 is fixedly connected with the mounting plate 13, the mounting plate 13 is fixed on the side wall of the bottom box 6, the damping spring 14 is sleeved on the fixing cylinder 12, and one end of the damping spring 14 Fitted with the movable block 10, the other end of the damping spring 14 is fitted with the mounting plate 13, and the damping effect is good. Both ends of the lower surface of the movable block 10 are provided with rollers 15, and the rollers 15 are rotatably fixed on the connecting piece. On the movable block 10, the roller 15 is located in the slideway 16 and is slidably connected with the slideway 16, which facilitates the limitation of the moving position of the movable block 10, improves the stability of the movable block 10 when it moves, and has a reasonable structure design, simple and practical, and smoothness. The channel 16 is fixed in the middle of the inner bottom wall of the bottom box 6 .

This practical working principle:

When the bridge body 2 is vibrated, the bridge body 2 drives the fixed top plate 5 to move down, the fixed top plate 5 drives the top box 7 to move down, the top box 7 drives the fixed block 8 to move down, and the fixed block 8 drives the two inclined rods 9 Movement, the two inclined rods 9 drive the two movable blocks 10 to move respectively, and the movable block 10 drives the telescopic column 11 to move into the fixed cylinder 12. At the same time, the movable block 10 squeezes the shock-absorbing spring 14 for buffering, and the movable block 10 drives The rollers 15 slide in the chute 16 .

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model, All should be included within the protection scope of the present invention.

Claims (7)

1. A shock-absorbing bridge, comprising a pier (1) and a bridge body (2), characterized in that: the pier (1) is located on the lower surface of the bridge body (2), and the pier (1) is connected to the bridge body (2). 2) Vertically arranged, the four corners of the upper surface of the bridge pier (1) are provided with shock absorbing components (3); The shock absorbing assembly (3) includes a fixed bottom plate (4), a fixed top plate (5), a bottom box (6), a top box (7), a fixed block (8), an inclined rod (9), and a movable block (10) , telescopic column (11), fixed cylinder (12), mounting plate (13), shock-absorbing spring (14), roller (15) and slideway (16), the bottom box (6) and the fixed bottom plate (4) Fixed connection, the top box (7) is fixedly connected to the fixed top plate (5), the fixed block (8) is located in the middle of the inner top wall of the top box (7), and the fixed block (8) is connected to the top box (7). ) is fixedly connected, the middle of one side of the movable block (10) away from the inclined rod (9) is fixedly connected to one end of the telescopic column (11), and the fixed cylinder (12) is sleeved on the other end of the telescopic column (11), so The fixed cylinder (12) is slidably connected with the telescopic column (11), the lower surface of the movable block (10) is provided with rollers (15) at both ends, and the rollers (15) are rotatably fixed on the movable On the block (10), the roller (15) is located in the slideway (16) and is slidably connected with the slideway (16), and the slideway (16) is fixed in the middle of the inner bottom wall of the bottom box (6). 2. A kind of shock absorption bridge according to claim 1, is characterized in that: The fixed bottom plate (4) is fixedly connected with the bridge pier (1), and the fixed top plate (5) is fixedly connected with the bridge body (2). 3. A kind of shock absorption bridge according to claim 1, is characterized in that: The bottom case (6) is communicated with the top case (7), and the bottom case (6) is slidably connected with the top case (7). 4. A kind of shock absorption bridge according to claim 1, is characterized in that: There are two inclined rods (9), movable blocks (10), telescopic columns (11), fixed cylinders (12), mounting plates (13), and shock-absorbing springs (14), which are symmetrically arranged. 5. A kind of shock absorption bridge according to claim 1, is characterized in that: The top end of the inclined rod (9) is movably connected with the fixed block (8) through the pin shaft, and the bottom end of the inclined rod (9) is movably connected with the movable block (10) through the pin shaft. 6. A kind of shock absorption bridge according to claim 1, is characterized in that: One end of the fixing cylinder (12) away from the telescopic column (11) is fixedly connected with the mounting plate (13), and the mounting plate (13) is fixed on the side wall of the bottom box (6). 7. A kind of shock absorption bridge according to claim 1, is characterized in that: The shock-absorbing spring (14) is sleeved on the fixed cylinder (12), one end of the shock-absorbing spring (14) is fitted with the movable block (10), and the other end of the shock-absorbing spring (14) is connected with the mounting plate (13) Fitting.

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