CN219137522U

CN219137522U - Steel road bridge guardrail

Info

Publication number: CN219137522U
Application number: CN202320109079.6U
Authority: CN
Inventors: 杨英杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-04
Filing date: 2023-02-04
Publication date: 2023-06-06
Anticipated expiration: 2033-02-04

Abstract

The utility model discloses a steel road bridge guardrail which comprises two mounting bottom plates, wherein the tops of the two mounting bottom plates are fixedly connected with fixing shells, a connecting mechanism is arranged between the two fixing shells, buffer limiting mechanisms corresponding to the fixing shells and the mounting bottom plates are arranged on two sides of the outer wall of the connecting mechanism, a plurality of connecting rods are fixedly connected to the tops of the connecting mechanisms, and two end face sealing steel pipes and top hand bars are respectively and fixedly connected between the plurality of connecting rods. According to the utility model, through the design of the buffer mechanism and the connecting mechanism with the rotary bottom, when a vehicle collides with the guardrail, the whole guardrail can topple and compress the torsion spring, so that the buffer of the vehicle collision is realized, and the damage of the vehicle can be effectively protected.

Description

Steel road bridge guardrail

Technical Field

The utility model relates to the technical field of road and bridge guardrails, in particular to a steel road and bridge guardrail.

Background

The guardrail is mainly used for protecting personal safety and equipment and facilities in houses, roads, commercial areas, public places and the like, wherein the guardrail on the roads and bridges is mainly used for protecting vehicles, so that the vehicles are prevented from losing due to brake failure and slipping out of the roads, and pedestrians can be limited and prevented from crossing the roads.

After road bridge guardrail fixed connection is on ground or bridge floor, its overall structure is an integer, if the vehicle strikes on the guardrail in the in-process of using can produce great impact force to the guardrail in the twinkling of an eye, the guardrail also can produce reverse impact force to the vehicle simultaneously, and then cause great injury to the vehicle easily, and cushion through increasing the elastic structure of cylinder spring, rubber pad class on the current guardrail, in order to reduce the guardrail and cause the damage to the vehicle, but the effect of this kind of method buffering is general, the range is less, and then can't fine play the purpose of protecting to the vehicle.

It is therefore desirable to provide a steel road and bridge guard rail that solves the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the technical problems that the prior guardrail is buffered by adding elastic structures such as a cylindrical spring and a rubber pad so as to reduce the damage of the guardrail to a vehicle, but the buffering effect of the method is general and has smaller amplitude, so that the vehicle cannot be well protected.

In order to solve the technical problems, the utility model adopts a technical scheme that: the steel road bridge guardrail comprises two mounting bottom plates, wherein the tops of the two mounting bottom plates are fixedly connected with fixing shells, and a connecting mechanism is arranged between the two fixing shells;

buffering stop gear corresponding with fixed shell and mounting plate is all installed to coupling mechanism's outer wall both sides, coupling mechanism's top fixedly connected with a plurality of connecting rods, a plurality of fixedly connected with two terminal surface sealed steel pipes and top hand lever respectively between the connecting rod.

The utility model is further provided with: and each corner of the two mounting bottom plates is provided with a fixed mounting hole.

Through above-mentioned technical scheme, can fix two mounting plate on the road surface through screw and fixed mounting hole, and then realize the fixed mounting to whole device.

The utility model is further provided with: the connecting mechanism comprises a hollow steel pipe which is rotationally connected between two fixed shells, connecting flanges are fixedly connected to two ends of the hollow steel pipe, and rubber rings are arranged on the two connecting flanges.

Through above-mentioned technical scheme, be close to each other through flange dish between installing a plurality of guardrails, then fix through bolt and nut, extrude the rubber circle between two flange dishes and then accomplish sealedly.

The utility model is further provided with: grooves corresponding to the rubber rings are formed in the two connecting flange plates.

Through the technical scheme, the rubber ring is guaranteed to be clamped in the groove to be extruded with the other connecting flange plate.

The utility model is further provided with: the tops among the connecting rods are fixedly connected with a connecting mechanism, and the connecting rods are fixedly connected with hollow steel pipes.

Through above-mentioned technical scheme, guaranteed to accomplish through top coupling mechanism and bottom coupling mechanism between two guardrail devices and connect, guaranteed the stability of connecting between the guardrail.

The utility model is further provided with: the buffering stop gear includes the buffering torsional spring of fixed connection at hollow steel pipe outer wall and fixed shell inner wall, both ends all fixedly connected with L type backup pad and straight limiting plate in the fixed shell both sides around the hollow steel pipe outer wall.

Through above-mentioned technical scheme, after a plurality of guardrails are connected, when whole guardrail receives the impact, the vehicle can extrude the rotation part of whole guardrail, upper portion guardrail can be extruded and then the hollow steel pipe of bottom is the rotation between two fixed shells, and compress two buffering torsional springs simultaneously, until straight limiting plate is rotated by the extrusion and is contacted with mounting plate, and then whole guardrail can not be rotatory, after a plurality of guardrails are connected, after a certain guardrail receives the striking, its impact force can be transmitted a plurality of guardrails, and then can drive the buffering torsional spring in a plurality of guardrails and begin the compression, realized that whole guardrail can provide great buffer force, and realize effectual buffering to the vehicle.

The utility model is further provided with: the L-shaped supporting plate is clung to the top of the mounting bottom plate at one end far away from the hollow steel pipe.

Through the technical scheme, the support of the L-shaped supporting plate can keep the whole guardrail in the vertical direction after the guardrail is reset.

The beneficial effects of the utility model are as follows:

1. according to the utility model, by designing the buffer mechanism and the connecting mechanism with the rotary bottom, when a vehicle impacts the guardrail, the whole guardrail can topple and compress the torsion spring, so that the vehicle impact can be buffered to a greater degree, and the vehicle is effectively protected;

2. according to the utility model, through designing the connection among the guardrails, after a certain guardrail is impacted, the impact force of the guardrail is transmitted to the guardrails, so that the buffer torsion springs in the guardrails are driven to start to compress, the whole guardrail can provide larger buffer force, and the vehicle is effectively buffered.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a left side view of the present utility model;

FIG. 4 is a block diagram of the buffered torsion spring of the present utility model.

In the figure: 1. a mounting base plate; 2. a fixed case; 3. a connecting mechanism; 301. hollow steel pipe; 302. a connecting flange plate; 303. a rubber ring; 4. a buffer limiting mechanism; 401. a buffer torsion spring; 402. an L-shaped support plate; 403. a straight limiting plate; 5. a connecting rod; 6. sealing the end face of the steel pipe; 7. a top walking stick.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1 and 2, a steel road bridge guardrail comprises two mounting bottom plates 1, wherein each corner of the two mounting bottom plates 1 is provided with a fixed mounting hole, the two mounting bottom plates 1 can be fixed on a road surface through screws and the fixed mounting holes, and further the fixed mounting of the whole device is realized, the tops of the two mounting bottom plates 1 are fixedly connected with a fixed shell 2, a connecting mechanism 3 between the two fixed shells 2, the connecting mechanism 3 comprises a hollow steel tube 301 which is rotationally connected between the two fixed shells 2, two ends of the hollow steel tube 301 are fixedly connected with connecting flange plates 302, the two connecting flange plates 302 are respectively provided with a rubber ring 303, a plurality of guardrail mounting parts are mutually close through the connecting flange plates 302 and then are fixed through bolts and nuts, the two connecting flange plates 302 are respectively provided with a groove corresponding to the rubber ring 303, the rubber rings 303 can be clamped in the grooves to realize the extrusion of the other connecting flange plates 302, the tops of the connecting mechanism 3 are fixedly connected with the connecting mechanism 5, the connecting mechanism 3 between the connecting rod 5 and the bottom of the connecting mechanism can be fixedly connected with the bottom of the connecting rod 3 through the connecting mechanism 3;

as shown in fig. 1-4, the buffer limiting mechanism 4 corresponding to the fixed shell 2 and the mounting bottom plate 1 is installed on two sides of the outer wall of the connecting mechanism 3, the buffer limiting mechanism 4 comprises a buffer torsion spring 401 fixedly connected to the outer wall of the hollow steel pipe 301 and the inner wall of the fixed shell 2, an L-shaped supporting plate 402 and a straight limiting plate 403 are fixedly connected to the front end and the rear end of the outer wall of the hollow steel pipe 301 on two sides of the fixed shell 2, when a plurality of guardrails are connected, a vehicle can squeeze the rotating part of the whole guardrails when the whole guardrails are impacted, the upper part guardrails can be squeezed and then the hollow steel pipe 301 at the bottom is rotated between the two fixed shells 2, and simultaneously compress the two buffer torsion springs 401 until the straight limiting plate 403 is squeezed and rotated to be contacted with the mounting bottom plate 1, then the whole guardrails can not rotate, after a certain guardrails are impacted, the impact force of the whole guardrails can be transmitted to the guardrails, and then the whole guardrails can be driven to start to compress the buffer torsion springs 401 in the whole guardrails, the whole guardrails can provide larger buffer force, the vehicle can realize effective buffer, the whole guardrails, the L-shaped guardrails 402 are far away from one end of the hollow guardrails 301 and the top of the hollow steel pipe 301 and the top are installed on the top of the hollow steel pipe 1, the top are respectively, the two end faces are connected with the connecting rods 5 in a sealing mode, and the top end faces are connected with the two connecting rods 5 in a sealing mode, and the top end faces are respectively, and the top end faces are fixedly connected with the two end faces 6 and are respectively.

When the utility model is used, a plurality of guardrails are mutually close through the connecting flange plate 302 and then fixed through bolts and nuts, the two mounting bottom plates 1 can be fixed on a road surface through the bolts and the fixed mounting holes, when the plurality of guardrails are connected and impacted, a vehicle can squeeze the rotating part of the whole guardrails, the upper part guardrails can be squeezed and then the hollow steel tube 301 at the bottom rotates between the two fixed shells 2, and simultaneously the two buffer torsion springs 401 are compressed until the straight limiting plate 403 is squeezed and rotated to be contacted with the mounting bottom plates 1, so that the whole guardrails can not rotate, after the plurality of guardrails are connected, the impact force of one guardrail is transmitted to the plurality of guardrails, and then the buffer torsion springs 401 in the plurality of guardrails can be driven to start to compress, so that the whole guardrails can provide larger buffer force, and effectively buffer the vehicle, and after the guardrails are reset, the support of the L-shaped supporting plate 402 can keep the whole guardrails in the vertical direction.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a steel road bridge guardrail, includes two mounting plate (1), its characterized in that: the tops of the two mounting bottom plates (1) are fixedly connected with fixed shells (2), and a connecting mechanism (3) is arranged between the two fixed shells (2);

buffering stop gear (4) corresponding with fixed shell (2) and mounting plate (1) are all installed to the outer wall both sides of coupling mechanism (3), the top fixedly connected with of coupling mechanism (3) a plurality of connecting rods (5), a plurality of fixedly connected with respectively between connecting rod (5) two terminal surface sealed steel pipe (6) and top hand lever (7).

2. A steel road bridge railing as set forth in claim 1, wherein: and each corner of the two mounting bottom plates (1) is provided with a fixed mounting hole.

3. A steel road bridge railing as set forth in claim 1, wherein: the connecting mechanism (3) comprises a hollow steel pipe (301) which is rotationally connected between two fixing shells (2), two ends of the hollow steel pipe (301) are fixedly connected with connecting flange plates (302), and rubber rings (303) are arranged on the two connecting flange plates (302).

4. A steel road bridge railing according to claim 3, characterised in that: grooves corresponding to the rubber rings (303) are formed in the two connecting flange plates (302).

5. A steel road bridge railing according to claim 3, characterised in that: the tops among the connecting rods (5) are fixedly connected with a connecting mechanism (3), and the connecting rods (5) are fixedly connected with the hollow steel pipes (301) in the connecting rods.

6. A steel road bridge railing according to claim 3, characterised in that: the buffering and limiting mechanism (4) comprises a buffering torsion spring (401) fixedly connected to the outer wall of the hollow steel tube (301) and the inner wall of the fixed shell (2), and the front end and the rear end of the outer wall of the hollow steel tube (301) are fixedly connected with an L-shaped supporting plate (402) and a straight limiting plate (403) on two sides of the fixed shell (2).

7. A steel road bridge railing as set forth in claim 6, wherein: the L-shaped supporting plate (402) is clung to the top of the mounting bottom plate (1) at one end far away from the hollow steel tube (301).