CN220813600U - Anticollision wave form guardrail end - Google Patents

Abstract

The utility model relates to the technical field of guardrails, and particularly discloses an anti-collision waveform guardrail end head. Including end post and rigid coupling connecting plate in end post one side, the connecting plate is the wave form, vertical pole setting that wears out end post bottom that is equipped with in the end post, the bottom surface of pole setting can be dismantled and be connected with the bolster, the bolster includes top surface open-ended mounting box and sets up in the mounting box and with mounting box inner wall sliding connection's slider, be equipped with first spring between the lateral wall of slider one side and the inner wall of mounting box, it has can hold pole setting male first notch to open the slider top surface, the bottom plate with first notch adaptation is installed to the pole setting bottom surface, the slider has the second notch with first notch intercommunication at first notch bilateral symmetry level open, each all be equipped with the retaining member that is used for controlling the vertical removal of bottom plate in the second notch. Solves the problems of complicated and inconvenient replacement steps of the traditional guardrail end, thereby causing low replacement efficiency.

Description

Anticollision wave form guardrail end

Technical Field

The application relates to the technical field of guardrails, and particularly discloses an anti-collision waveform guardrail end head.

Background

The corrugated guardrail is a combined corrugated steel guardrail for the opening of the central separation belt of the highway, can play a role in isolation and protection, corresponds to the guardrail belt on the outer edge of the highway, is neat and uniform, and is attractive and matched. When the vehicle collides with the waveform guardrail, the waveform guardrail plate can play a good role in collision resistance and absorption, is not easy to be destroyed, and can play a good role in protecting the vehicle and drivers and passengers. The end heads of the guardrail are required to be installed at the starting point and the destination point of the waveform beam guardrail so as to prevent traffic accidents caused by collision of automobiles to the starting point and the destination point of the guardrail, so that the development of the end heads of the anti-collision waveform guardrail is particularly important.

In the prior art, the utility model patent with the patent publication number of CN 214530389U discloses a guardrail end, which comprises a mounting rack, a guide frame, a supporting piece and a first corrugated plate, wherein the mounting rack is fixedly arranged on the first guardrail, the guide frame is fixedly arranged on the mounting rack, the guide frame is provided with an inclined orientation plate, the supporting piece is fixedly arranged on the guide frame, the extending direction of the supporting piece is vertical to the inclined orientation plate, the first corrugated plate is fixedly arranged on the supporting piece, and the extending direction of the first corrugated plate is consistent with the extending direction of the supporting piece. When the guardrail end is impacted by the automobile, the automobile directly impacts on the first corrugated plate and the second corrugated plate, and the first corrugated plate and the second corrugated plate cannot provide enough buffer force for the automobile, so that the guardrail end is easy to damage under the collision of the automobile, the post and the ground are required to be disconnected when the damaged guardrail end is replaced, and then the new guardrail end is replaced, so that the problems of inconvenience in mounting and dismounting, complicated steps and low replacement efficiency are caused when the guardrail end is replaced.

Accordingly, the inventor has provided an anti-collision waveform guardrail end to solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to solve the problems that when the end of the traditional guardrail is damaged due to the collision of an automobile and needs to be replaced, the replacement steps are complicated and inconvenient, so that the replacement efficiency is low.

In order to achieve the above purpose, the basic scheme of the utility model provides an anti-collision wavy guardrail end, which comprises an end post and a connecting plate fixedly connected to one side of the end post and used for connecting a wavy guardrail plate, wherein the connecting plate is wavy, an upright post penetrating out of the bottom of the end post is vertically arranged in the end post, a buffer piece is detachably connected to the bottom surface of the upright post, the buffer piece comprises an installation box with an open top surface and a sliding block arranged in the installation box and slidably connected with the inner wall of the installation box, a first spring is arranged between the side wall of one side of the sliding block and the inner wall of the installation box, a first notch capable of accommodating the upright post for insertion is formed in the top surface of the sliding block, a bottom plate matched with the first notch is arranged on the bottom surface of the upright post, a second notch communicated with the first notch is symmetrically and horizontally formed in two sides of the first notch by the sliding block, and locking pieces for controlling the vertical movement of the bottom plate are respectively arranged in the second notch.

The principle and effect of this basic scheme lie in:

1. According to the utility model, the end posts and the connecting plates are arranged, so that the connecting plates and the wavy guardrail plates can be connected to form a whole, the stability and the impact resistance of the whole are improved, and the wavy connecting plates have good collision resistance and energy absorption effects.

2. According to the utility model, the buffer piece is arranged, so that the vertical rod can move to one side of the first spring when the end column is impacted, and the first spring can provide certain buffer force for the vertical rod, so that certain buffer force for an automobile is provided, the impact of the automobile during collision is reduced, and the collision damage is reduced.

3. According to the utility model, the vertical rod can be inserted into the first notch by arranging the mounting box and the locking piece, at the moment, the bottom plate is attached to the peripheral end of the first notch, then the locking piece is operated to enable the bottom plate to not move vertically, so that the vertical rod can be clamped in the first notch, and the vertical rod and the sliding block can be detachably connected.

Compared with the prior art, the utility model can be connected with the wave-shaped guardrail plate to form a whole through the connecting plate by arranging the end post and the connecting plate, thereby improving the stability and the shock resistance of the whole; by arranging the buffer piece, the first spring can provide certain buffer force when the vertical rod is impacted, so that the impact force of an automobile is reduced when the automobile collides, the traffic safety accident level is reduced, and the casualties and the property loss are reduced; through setting up mounting box and retaining member, alright insert the pole setting in the first notch, the operation retaining member makes the bottom plate can not vertical movement, alright realize the block of pole setting in first notch, this simple structure, it is convenient to dismantle, in time change when the end post is required to be changed after being impacted, has improved the installation convenience of guardrail end, has reduced the change step, has improved change efficiency.

Further, the retaining member is all including setting up the L type commentaries on classics board in the slider and being used for rotating the key of L type commentaries on classics board, L type commentaries on classics board is all including vertical setting in the slider and rotate the riser of being connected with the slider and set up in the second notch and with the perpendicular diaphragm that links to each other of riser bottom, the diaphragm all with corresponding second notch clearance fit, the cross section of second notch is convex and all is located the tank bottom top of first notch, the lockhole that runs through the slider top surface and with the key adaptation is all opened to the riser top surface, rotates the lockhole can make each diaphragm rotate the top of bottom plate and the vertical removal of control bottom plate. The key is inserted into the lock hole, then the key is turned, the vertical plate can be rotated, the transverse plate is driven to rotate in the second notch when the vertical plate rotates to the upper side of the bottom plate, and the vertical movement of the bottom plate can be controlled, so that the vertical movement of the vertical rod is controlled.

Further, the opening part sliding connection of installation box top surface has the apron, apron is kept away from pole setting one side and can be slipped out the installation box top surface. The first spring in the mounting box can be protected by the cover plate, and the first spring is prevented from being rusted under infiltration of rainwater.

Further, the cross section of end post is the water droplet formula, the connecting plate is installed in the pointed end one side of end post. The water drop-shaped end post can play a good guiding role when the automobile collides with the connecting plate, and the collision on the connecting plate is reduced.

Further, an energy-absorbing box enclosed at the peripheral end of the vertical rod is arranged between the inner wall of the end column and the vertical rod, the side walls of the bottom surface and the top surface of the energy-absorbing box are all in wave shapes, a honeycomb-shaped partition plate is arranged in the energy-absorbing box, and a plurality of energy-absorbing holes are formed in the side wall of the energy-absorbing box. The energy absorption holes are formed, and the side walls of the bottom surface and the top surface of the energy absorption box are arranged to be wave-shaped, so that the effect of inducing deformation can be achieved, the peak value of collision force is reduced, and the purpose of stably absorbing collision energy is achieved; meanwhile, the partition board is arranged in a honeycomb shape, so that the energy absorption effect can be further improved, the impact force of an automobile is reduced, and the collision damage is reduced.

Further, a rubber buffer layer surrounding the peripheral end of the energy absorption box is arranged between the inner wall of the end post and the energy absorption box. The rubber buffer layer can play a role in buffering when the automobile collides.

Further, a second spring surrounding the periphery of the rubber buffer layer is arranged between the inner wall of the end post and the rubber buffer layer. Through setting up the second spring and can provide buffering effort when the car is impacted, alleviate the impact that the collision produced in the twinkling of an eye, provide the buffering space for the inertial motion of personnel in the car, alleviate the injury of collision to personnel.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 shows a schematic structural diagram of an end of an anti-collision waveform guardrail according to an embodiment of the present application;

FIG. 2 shows a cross-sectional view of a mounting box for an end of a crash wave guard rail in accordance with an embodiment of the present application;

FIG. 3 shows a cross-sectional view of a slider of an end of a crash wave guard rail in accordance with an embodiment of the present application;

FIG. 4 shows a cross-sectional view of a post of an end of a crash wave guardrail in accordance with an embodiment of the present application;

Fig. 5 shows a cross-sectional view of an energy absorber box of an end of a crash wave guardrail according to an embodiment of the application.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: the energy-absorbing box comprises an end column 1, a connecting plate 2, a mounting box 3, a vertical rod 4, a cover plate 5, a sliding block 6, a first spring 7, a sliding rail 8, a second spring 9, a rubber buffer layer 10, an energy-absorbing box 11, a partition plate 12, an L-shaped rotating plate 13, a lock hole 14, a first notch 15, a second notch 16 and a bottom plate 17.

An anti-collision waveform guardrail end, an embodiment of which is shown in fig. 1: the connecting plate 2 is wave-shaped, the top surface of the end post 1 is provided with a vertical rod 4 penetrating out of the bottom of the end post 1, and the bottom surface of the vertical rod 4 is detachably connected with a buffer piece. As shown in fig. 2, the buffer member comprises an installation box 3 with an opening on the top surface and a sliding block 6 arranged in the installation box 3, wherein sliding rails 8 are symmetrically arranged on the upper side and the lower side in the installation box 3, the sliding block 6 is in sliding connection with the sliding rails 8 on the two sides, and a first spring 7 is arranged between the side wall on the left side of the sliding block 6 and the inner wall on the left side of the installation box 3. As shown in fig. 1, the opening of the top surface of the installation box 3 is slidably connected with a cover plate 5, and the left end of the cover plate 5 can slide out of the top surface of the installation box 3. When the utility model is used, when the end post 1 is impacted, the upright post 4 moves to the first spring 7 side, and the first spring 7 can provide certain buffering force for the upright post 4, so that certain buffering force is provided for an automobile, the impact of the automobile during collision is reduced, and the collision damage is reduced.

As shown in fig. 3, the top surface of the sliding block 6 is provided with a first notch 15 capable of allowing the upright rod 4 to be inserted, the bottom surface of the upright rod 4 is provided with a bottom plate 17 matched with the first notch 15, the sliding block 6 is horizontally provided with second notches 16 communicated with the first notch 15 at the left side and the right side above the bottom of the first notch 15 symmetrically, the cross section of each second notch 16 is arc-shaped, in this embodiment, the opening angle of each second notch 16 is 180 degrees, and locking pieces are arranged in each second notch 16. As shown in fig. 3, the locking members each include an L-shaped rotating plate 13 disposed in the slider 6 and a key for rotating the L-shaped rotating plate 13, the L-shaped rotating plates 13 each include a vertical plate vertically disposed in the slider 6 and rotatably connected with the slider 6 and a horizontal plate disposed in the second slot 16 and vertically connected with the bottom end of the vertical plate, each horizontal plate is in clearance fit with the corresponding second slot 16, the horizontal plate is rotatable in the second slot 16 and is rotatable onto the bottom plate 17 to control the vertical movement of the bottom plate 17, and the top surfaces of the vertical plates each have a lock hole 14 penetrating the top surface of the slider 6 and adapted to the key. When the utility model is used, a key is inserted into the lock hole 14, then the key is turned, the vertical plate can be turned, the transverse plate is driven to rotate in the second notch 16 while the vertical plate is turned, when the transverse plate is turned above the bottom plate 17, the vertical movement of the bottom plate 17 can be controlled, so that the vertical movement of the vertical rod 4 is controlled.

As shown in fig. 4, the end column 1 is sequentially provided with a vertical rod 4, an energy absorption box 11 surrounding the peripheral end of the vertical rod 4, a rubber buffer layer 10 surrounding the peripheral end of the energy absorption box 11 and a second spring 9 surrounding the peripheral end of the rubber buffer layer 10 from inside to outside, and the free end of the second spring 9 is connected with the shell of the end column 1. As shown in fig. 1, a warning belt is arranged on the outer side of the shell. As shown in FIG. 5, the side walls of the bottom surface and the top surface of the energy-absorbing box 11 are in a wave shape, a honeycomb-shaped partition plate 12 is arranged in the energy-absorbing box 11, and a plurality of energy-absorbing holes are formed in the side wall of the energy-absorbing box 11.

When the utility model is used, a worker firstly installs the installation box 3 on the ground at a proper position, then slides the cover plate 5 to enable the sliding blocks 6 to leak, inserts keys into the lock holes 14, rotates the keys, can rotate the vertical plates, simultaneously drives the transverse plates to rotate in the second notch 16, when the transverse plates rotate to the side far away from the first notch 15, the vertical rods 4 are inserted into the first notch 15, then reversely rotates the keys, enables the transverse plates to rotate above the bottom plate 17, and the bottom plate 17 cannot vertically move at the moment, so that the detachable connection between the vertical rods 4 and the sliding blocks 6 is realized.

When the end post 1 is impacted by the automobile, the vertical rod 4 moves to one side of the first spring 7, and the first spring 7 can provide certain buffering force for the vertical rod 4, so that the automobile is provided with certain buffering force, and the impact of the automobile during collision is reduced. Meanwhile, the first spring 7 and the rubber buffer layer 10 in the end column 1 can provide certain buffer acting force for the automobile, so that the impact force generated at the moment of collision is reduced, a buffer space is provided for the inertial movement of personnel in the automobile, and the injury of the collision to the personnel is reduced; the energy absorber 11 can absorb the collision generating capacity, lighten the collision force of the automobile and reduce the collision damage.

According to the utility model, the end post 1 and the connecting plate 2 are arranged, so that the corrugated guardrail plate can be connected with the connecting plate 2 to form a whole, and the stability and the shock resistance of the whole are improved; by arranging the buffer piece, the first spring 7 can provide certain buffer force when the upright rod 4 is impacted, so that the impact force of an automobile is reduced when the automobile is impacted, the traffic safety accident level is reduced, and the casualties and the property loss are reduced; through setting up mounting box 3 and retaining member, alright insert first notch 15 with pole setting 4 in, operation retaining member makes bottom plate 17 can not vertical movement, alright realize the block of pole setting 4 in first notch 15, this simple structure, it is convenient to dismantle, in time change when the end post 1 is required to be changed after being impacted, has improved the installation convenience of guardrail end, has reduced the change step, has improved change efficiency.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims (7)

1. An anticollision wave form guardrail end, its characterized in that: including end post and rigid coupling in end post one side and be used for connecting the connecting plate of wave form guardrail board, the connecting plate is the wave form, vertical pole setting that wears out end post bottom that is equipped with in the end post, the bottom surface of pole setting can be dismantled and be connected with the bolster, the bolster includes top surface open-ended mounting box and sets up in the mounting box and with mounting box inner wall sliding connection's slider, be equipped with first spring between the lateral wall of slider one side and the inner wall of mounting box, it has the first notch that can hold pole setting male to open the slider top surface, the bottom plate with first notch adaptation is installed to the pole setting bottom surface, the slider is opened at first notch bilateral symmetry level has the second notch with first notch intercommunication, each all be equipped with in the second notch and be used for controlling the retaining member of bottom plate vertical movement.

2. The anti-collision wavy guardrail end socket of claim 1, wherein the locking pieces comprise L-shaped rotating plates arranged in the sliding blocks and keys for rotating the L-shaped rotating plates, the L-shaped rotating plates comprise vertical plates vertically arranged in the sliding blocks and connected with the sliding blocks in a rotating mode and transverse plates arranged in the second notch and vertically connected with the bottom ends of the vertical plates, the transverse plates are in clearance fit with the corresponding second notches, the cross sections of the second notches are arc-shaped and are located above the bottoms of the first notches, lock holes penetrating through the top surfaces of the sliding blocks and matched with the keys are formed in the top surfaces of the vertical plates, and the transverse plates can be rotated to the upper portions of the bottom plates and can be controlled to vertically move through the lock holes.

3. The anti-collision wavy guardrail end socket of claim 1, wherein the opening of the top surface of the installation box is slidably connected with a cover plate, and one side of the cover plate far away from the upright rod can slide out of the top surface of the installation box.

4. An anti-collision wavy guardrail end according to claim 1, wherein the cross section of the end post is in the shape of a water drop, and the connecting plate is arranged on one side of the tip of the end post.

5. The anti-collision wavy guardrail end of claim 4, wherein an energy-absorbing box enclosed at the periphery of the upright rod is arranged between the inner wall of the end post and the upright rod, the side walls of the bottom surface and the top surface of the energy-absorbing box are wavy, a honeycomb-shaped partition plate is arranged in the energy-absorbing box, and a plurality of energy-absorbing holes are formed in the side wall of the energy-absorbing box.

6. The anti-collision wavy guardrail end of claim 5, wherein a rubber buffer layer surrounding the periphery of the energy-absorbing box is arranged between the inner wall of the end post and the energy-absorbing box.

7. The crash wave guard rail end head as set forth in claim 6, wherein a second spring is provided between the inner wall of the end post and the rubber buffer layer and is wrapped around the peripheral end of the rubber buffer layer.