Highway bridge anti-collision device

Abstract

The utility model discloses a highway bridge anti-collision device which comprises a mounting plate, two symmetrically-arranged buffering steel plates are mounted at the positions, close to the middle, of the outer wall of the mounting plate, a first buffering telescopic rod is mounted at the position, close to the middle of the two buffering steel plates, of the outer wall of the mounting plate, and an anti-collision plate is connected between the outer end faces of the two buffering steel plates. Two parallel second buffer telescopic rods are connected between the bottom walls of the top ends of the two buffer steel plates and the mounting plate, connecting plates are arranged on the inner sides of the buffer steel plates, the outer ends of the first buffer telescopic rods are connected with the connecting plates, and third buffer telescopic rods are connected between the outer sides of the connecting plates and the two buffer steel plates; the two ends of the third buffering telescopic rod are movably connected with the connecting plate and the buffering steel plate through rotating shafts correspondingly. According to the highway bridge anti-collision device, the multi-point buffering effect can be achieved, and the good anti-collision capacity is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to road bridge field, especially a highway bridge anti -collision device. BACKGROUND

[0002] In order to guarantee the safety of vehicles, the protection fence is basically set to protect on both sides of highway bridge, but the conventional protection fence basically does not have the anti -collision effect, and is easy to be damaged when being impacted, and the vehicle damage is big, therefore needs to utilize the anti -collision device to further protect.

[0003] And the traditional highway bridge anti -collision device basically adopts some simple anti -collision measures, and the anti -collision effect of the anti -collision device is different at different stress points, and although the whole has certain anti -collision effect, when the impact point is different, the anti -collision effect is uneven, thereby leading to the general anti -collision effect. UTILITY MODEL CONTENTS

[0004] The utility model discloses a highway bridge anti -collision device can effectively solve the problem in the background art.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0006] A highway bridge anti -collision device, including the mounting plate, the outer wall of the mounting plate is installed with two symmetrical buffer steel sheets, and the outer wall of the mounting plate is installed with the first buffer telescopic link in the middle position of the two buffer steel sheets, and the outer end surface between the two buffer steel sheets is connected with the anti -collision plate, and the top end bottom wall between the two buffer steel sheets and the mounting plate is connected with two parallel second buffer telescopic links.

[0007] The inner side of the buffer steel sheet is provided with the connecting plate, and the outer end of the first buffer telescopic link is connected with the connecting plate, and the outer side of the connecting plate is connected with the third buffer telescopic link between the two buffer steel sheets, and the two ends of the third buffer telescopic link are movably connected with the connecting plate and the buffer steel sheet through the pivot respectively.

[0008] As a further scheme of the utility model, the buffer steel sheet is V-shaped, and the surface of the buffer steel sheet and the second buffer telescopic link is provided with a sliding groove, and the end of the second buffer telescopic link is connected with a sliding block connected with the sliding groove.

[0009] As a further scheme of the utility model, the first buffer telescopic link includes a limiting sleeve, a spring column is installed in the limiting sleeve, a top plate is installed at the top end of the spring column, and a movable rod is connected to the outer side of the top plate.

[0010] As a further scheme of the utility model, in the initial state, the bottom end of the movable rod is located in the inside of the limiting sleeve.

[0011] As a further scheme of the present utility model, the anti-collision plate is arranged in an arc surface shape.

[0012] As a further scheme of the present utility model, two mounting screw holes arranged in parallel are formed in the outer sides of the mounting plate.

[0013] Compared with the prior art, the present utility model has the following beneficial effects:

[0014] The present utility model has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is an overall structural schematic view of the present utility model of a highway bridge anti-collision device.

[0016] Figure 2 It is a side view of the present utility model of a highway bridge anti-collision device.

[0017] Figure 3 It is a sectional view of the first buffer telescopic rod of the present utility model of a highway bridge anti-collision device.

[0018] Figure 4 It is a connecting surface view of the buffer steel plate and the second buffer telescopic rod of the present utility model of a highway bridge anti-collision device.

[0019] In the drawing: 1, mounting plate; 2, buffer steel plate; 3, first buffer telescopic rod; 4, anti-collision plate; 5, second buffer telescopic rod; 6, connecting plate; 7, third buffer telescopic rod; 8, spring column; 9, top plate; 10, movable rod; 11, sliding groove. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, purposes and effects of the present utility model easy to understand, the present utility model is further described below in combination with specific embodiments.

[0021] For example, Figures 1-4As shown, a highway bridge anti-collision device, including the mounting plate 1, the outer wall of the mounting plate 1 is installed in the middle of two symmetrically arranged buffer steel plate 2, and the outer wall of the mounting plate 1 is installed in the middle of the two buffer steel plate 2 First buffer telescopic rod 3, the outer end of the two buffer steel plate 2 is connected with the anti-collision plate 4, the top end of the two buffer steel plate 2 is connected with the mounting plate 1 between the two parallel second buffer telescopic rod 5;

[0022] The inner side of the buffer steel plate 2 is provided with a connecting plate 6, the outer end of the first buffer telescopic rod 3 is connected with the connecting plate 6, and the outer side of the connecting plate 6 is connected with the two buffer steel plate 2 between the third buffer telescopic rod 7, and the two ends of the third buffer telescopic rod 7 are respectively connected with the connecting plate 6 and the buffer steel plate 2 through the rotating shaft.

[0023] Specifically, when the middle part of the anti-collision plate 4 is stressed, it can be buffered through the first buffer telescopic rod 3, and buffered by the third buffer telescopic rod 7, thereby achieving a multi-stage buffering effect.

[0024] The buffer steel plate 2 is V-shaped, and the surface of the buffer steel plate 2 connected with the second buffer telescopic rod 5 is provided with a sliding groove 11, and the end of the second buffer telescopic rod 5 is connected with a sliding block connected with the sliding groove 11.

[0025] Specifically, as the sliding block slides in the sliding groove 11, the second buffer telescopic rod 5 can always maintain a vertical state when the buffer steel plate 2 deforms, effectively avoiding damage to the second buffer telescopic rod 5.

[0026] The first buffer telescopic rod 3 comprises a limiting sleeve, a spring column 8 is installed in the limiting sleeve, a top plate 9 is installed at the top end of the spring column 8, and the outer side of the top plate 9 is connected with a movable rod 10.

[0027] In the initial state, the bottom end of the movable rod 10 is located in the inside of the limiting sleeve.

[0028] The anti-collision plate 4 is arc-shaped, and the anti-collision plate 4 is arc-shaped, which can increase the stress area, thereby achieving better anti-collision effect.

[0029] Two parallel installation screw holes are formed in the outer side of the mounting plate 1, and the anti-collision device and the bridge guardrail are connected and fixed by setting bolts in the installation screw holes, thereby realizing installation.

[0030] It should be noted that the utility model is a kind of highway bridge anti-collision device, when using, by the mounting plate 1 and bridge guardrail fixed installation, anti-collision plate 4 towards outside, when being impacted, anti-collision plate 4 can realize different buffering means according to stress condition, when the side of anti-collision plate 4 is impacted, first buffer steel plate 2 occurs elastic deformation, buffer second buffer telescopic rod 5, realize anti-collision effect.

[0031] When the anti-collision plate 4 is impacted near the middle part, the first buffer telescopic rod 3 performs preliminary buffering, and with the compression of the anti-collision plate 4, the connecting plate 6 drives the first buffer telescopic rod 3 to be compressed, the spring post 8 connected with the top plate 9 is driven to be compressed by the movable rod 10, buffering effect is achieved, and with the movement of the connecting plate 6, the two third buffer telescopic rods 7 drive the two buffer steel plates 2 to be extruded, pressure transmission is realized, so that the impact force from the anti-collision plate 4 is shared, and then buffering can be performed in cooperation with the buffer steel plate 2, better protection effect is achieved.

[0032] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by the skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only for illustrating the principle of the utility model, and various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A highway bridge anti-collision device, characterized in that: The utility model provides an anti-collision installation plate, including installation plate (1), the outer wall of installation plate (1) is installed two symmetrically arranged buffer steel sheet (2) in the middle position, and the outer wall of installation plate (1) is installed first buffer telescopic link (3) in the middle position of two buffer steel sheet (2), and the outer end surface between two buffer steel sheet (2) is connected with crashproof plate (4), and the top end bottom wall between two buffer steel sheet (2) and installation plate (1) is connected with two parallelly arranged second buffer telescopic link (5); The inner side of the buffer steel sheet (2) is provided with a connecting plate (6), the outer end of the first buffer telescopic link (3) is connected with the connecting plate (6), and the outer side of the connecting plate (6) is connected with the third buffer telescopic link (7) between the two buffer steel sheets (2), and the two ends of the third buffer telescopic link (7) are movably connected with the connecting plate (6) and the buffer steel sheet (2) through the rotating shafts respectively.

2. A highway bridge crash barrier according to claim 1, characterised in that: The buffer steel sheet (2) is arranged in a V shape, and the surface of the buffer steel sheet (2) connected with the second buffer telescopic link (5) is provided with a sliding groove (11), and the end of the second buffer telescopic link (5) is connected with a sliding block in sliding connection with the sliding groove (11).

3. A highway bridge crash barrier as defined in claim 1, wherein: The first buffer telescopic link (3) includes a limiting sleeve, a spring column (8) is installed in the limiting sleeve, a top plate (9) is installed at the top end of the spring column (8), and an movable rod (10) is connected to the outer side of the top plate (9).

4. A highway bridge crash barrier according to claim 3, wherein: In the initial state, the bottom end of the movable rod (10) is located inside the limiting sleeve.

5. A highway bridge crash barrier as defined in claim 1, wherein: The crashproof plate (4) is arranged in an arc shape.

6. A highway bridge crash barrier according to claim 1 wherein: Two parallel mounting screw holes are formed in the outer part of the installation plate (1) at both sides.

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