CN113832892A

CN113832892A - Highway engineering guardrail

Info

Publication number: CN113832892A
Application number: CN202111186019.6A
Authority: CN
Inventors: 王少卜
Original assignee: Shaanxi Guoyuan Construction Co ltd
Current assignee: Shaanxi Guoyuan Construction Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2021-12-24
Anticipated expiration: 2041-10-12
Also published as: CN113832892B

Abstract

The invention discloses a highway engineering guardrail which comprises a guardrail body, wherein fixed blocks are welded on the lower portion of the front side of the guardrail body, buffer mechanisms capable of buffering automobiles when accidentally impacting the guardrail body are arranged on the left side and the right side of each fixed block, anti-collision mechanisms capable of protecting automobiles when impacting the guardrail body are arranged in the middle of the front side of the guardrail body, limiting mechanisms capable of limiting automobiles after impacting the guardrail body are arranged on the lower portions of the left side and the right side of the guardrail body, and position switching mechanisms capable of facilitating people to change the positions of the guardrail body in a labor-saving manner are arranged at the bottom of the guardrail body. The invention utilizes the buffer mechanism and the limiting mechanism, can effectively play a certain buffer role on the automobile impacting the guardrail body, and can effectively limit and block the automobile when the automobile slides in a tail flick way, thereby preventing the automobile from separating from the guardrail body and impacting other vehicles and hard buildings, and improving the overall practicability and safety.

Description

Highway engineering guardrail

Technical Field

The invention relates to the technical field of guardrails, in particular to a highway engineering guardrail.

Background

The main functions of the road guardrail are as follows: the road guardrail has the advantages of stopping function, stopping the bad traffic behaviors, stopping the pedestrians, the bicycles or the motor vehicles trying to cross the road, requiring a certain height and a certain density (indicating vertical columns) of the guardrail, having certain strength and beautifying function, achieving the purpose of harmony and coordination with the road environment through different materials, different forms, different shapes and different colors of the guardrail, warning function, warning drivers to pay attention to the existence of the guardrail and the pedestrians, non-motor vehicles and the like through the arrangement of the guardrail, achieving the purpose of preventing traffic accidents, separating the functional road, longitudinally separating the motor vehicles, the non-motor vehicles and the pedestrian traffic by the guardrail, separating the motor vehicles, the non-motor vehicles and the pedestrians on the cross section, improving the safety of the road traffic, improving the traffic order, fifthly, maintenance after construction of highway engineering is carried out, the finished road surface is shielded through the guardrail, vehicles or manual careless rolling and treading are prevented, so that the guardrail has different effects under different conditions, and much convenience is brought to people;

but for highway engineering guardrail, its defect still exists when using, just as for example:

1. when the automobile accidentally collides with the guardrail, the front side of the automobile head and the left side and the right side of the automobile head are not protected conveniently in emergency, so that the damage degree of the automobile is improved.

2. When the driver steps on the brake after the automobile collides with the guardrail, the automobile is not convenient to buffer and limit in the impact process, so that the driver and the automobile are easy to collide with other vehicles or hard buildings under the inertial impact speed to cause safety accidents.

3. It is also inconvenient to perform position conversion in a labor-saving manner according to the area of road construction, thereby causing much inconvenience to people.

Therefore, it is necessary to provide a road engineering guardrail to solve the above technical problems.

Disclosure of Invention

The invention aims to provide a highway engineering guardrail, which can effectively play a certain role in buffering an automobile impacting a guardrail body by utilizing a buffering mechanism and a limiting mechanism, can effectively limit and block the automobile when the automobile slides in a tail-flicking manner, and prevents the automobile from separating from the guardrail body and impacting other vehicles and hard buildings so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a highway engineering guardrail comprises a guardrail body, fixed blocks are welded on the lower portion of the front side of the guardrail body, and the left and right sides of the fixed block are both provided with a buffer mechanism which can play a certain buffer role when the automobile accidentally hits the guardrail body, the buffer mechanism comprises sliding plates which are clamped at the left and right sides of the fixed block, and the inner side of the sliding plate is movably hinged with a movable shaft, the middle part of the front side of the guardrail body is provided with an anti-collision mechanism which can play a role of protecting an automobile when the automobile impacts the guardrail body, limiting mechanisms capable of limiting the automobile after the automobile impacts the guardrail body are arranged below the left side and the right side of the guardrail body, and the limiting mechanism comprises an extrusion spring telescopic rod fixed above the sliding plate, the extrusion spring telescopic rod is communicated with a limiting air bag through a pipe fitting, the guardrail body bottom all installs the position shifter that can be convenient for people laborsavingly change its position.

Preferably, the fixed frame is fixed with to guardrail body back inboard, and the design of above-mentioned structure can be through the effectual quantitative gas of storage of fixed frame.

Preferably, anticollision institution is including setting up rubber thick stick in the middle of the guardrail body front side, just the inboard equal block of rubber thick stick has fluid spring telescopic link, fluid spring telescopic link has drive telescopic link through the pipe fitting intercommunication, just the terminal welding of drive telescopic link has gaseous stripper plate, gaseous stripper plate has big gasbag through the trachea intercommunication, just big gasbag has the side gasbag through the trachea intercommunication, and the design of above-mentioned structure can protect the car of hitting the guardrail body through the effectual pair of inflation of big gasbag and side gasbag.

Preferably, the gas extrusion plate and the inner side of the fixed frame form a sealing and clamping structure, and the structure is designed to effectively extrude the gas in the inner side of the fixed frame to the inner side of the big air bag through the gas extrusion plate.

Preferably, the position conversion mechanism includes that the bearing is connected the inboard lead screw of guardrail body, just the welding of lead screw upper end has the knob, the outside key joint of lead screw has sprocket mechanism, just lead screw below outside threaded connection has the slider, slider below activity articulates there is the universal wheel, and the design of above-mentioned structure can go up and down through the rotatory effectual universal wheel that drives of lead screw to people have been convenient for carry out the position change to the guardrail body.

Preferably, fluid spring telescopic link front end with the rubber thick stick back inboard constitutes arc sliding structure, and the design of above-mentioned structure can receive when the locomotive striking extrusion through the rubber thick stick, and the inboard fluid spring telescopic link in its back of effectual drive extrudees to the rear side simultaneously.

Preferably, the number of the sliding blocks and the number of the screw rods form a one-to-one corresponding relationship, and the sliding blocks can be effectively driven to move up and down through the rotation of the screw rods by the aid of the structural design.

Preferably, the slide block and the guardrail body form a lifting sliding structure, and the slide block can be effectively matched with the screw rod to rotate to lift through the sliding groove on the inner side of the guardrail body.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention is provided with the buffer mechanism and the limiting mechanism, when an automobile collides with a guardrail body, the driving wheel at the bottom of the front row of the automobile is clamped between the two movable shafts at the inner side of the sliding plate, the inclined shape of the sliding plate and the function of the sliding plate and the fixed block forming a front-back sliding structure are utilized, and the front wheel is matched with the function of extruding the gas at the inner side of the telescopic rod of the extrusion spring, so that the gas at the inner side of the telescopic rod of the extrusion spring enters the inner side of the limiting air bag through the connecting pipe, and the automobile can effectively play a certain buffer role in the collision of the guardrail body with the existing highway engineering guardrail, and can effectively limit and block the automobile when the automobile slides in a brake tail flicking way, thereby preventing the automobile from separating from the guardrail body and colliding other vehicles and hard buildings, and increasing the integral stability and safety;

2. the anti-collision mechanism is arranged, when an automobile impacts a rubber bar on the front side of the guardrail body, the rubber bar can drive the oil spring telescopic rods to extrude towards the rear side, and the oil pipe extends upwards to the driving telescopic rods, so that the gas extrusion plate extrudes gas on the inner side of the fixing frame to the inner side of the large air bag and collides with the automobile, and the anti-collision mechanism can effectively prevent the phenomenon that two sides of the head and the front side of the automobile are collided when the automobile swings and slides when a driver steps on a brake;

3. the invention is provided with the position conversion mechanism, and can effectively drive the sliding block and the universal wheel outside the tail end of the three lead screws to simultaneously move up and down by utilizing the effect of simultaneous rotation of the three lead screws, and the guardrail can effectively facilitate the movement and the replacement of the position of the guardrail body by people compared with the existing highway engineering guardrail.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a highway engineering guardrail provided by the invention;

FIG. 2 is a schematic view of an installation structure of the driving telescopic rod and the air compression plate shown in FIG. 1;

FIG. 3 is a schematic view of the mounting structure of the screw and sprocket mechanism shown in FIG. 1;

FIG. 4 is an enlarged schematic view of the structure at A shown in FIG. 2;

FIG. 5 is an enlarged view of the structure shown at B in FIG. 3;

fig. 6 is a schematic view of an installation structure of the fixing block and the sliding plate shown in fig. 3.

In the figure: 1. a guardrail body; 101. a fixing frame; 2. a fixed block; 3. a buffer mechanism; 301. a slide plate; 302. a movable shaft; 4. an anti-collision mechanism; 401. a rubber bar; 402. the oil spring telescopic rod; 403. driving the telescopic rod; 404. a gas extrusion plate; 405. a large air bag; 406. a side airbag; 5. a limiting mechanism; 501. extruding the spring telescopic rod; 502. a limiting air bag; 6. a position switching mechanism; 601. a screw rod; 602. a rotation knob; 603. a sprocket mechanism; 604. a slider; 605. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an embodiment of the present invention is shown: a highway engineering guardrail comprises a guardrail body 1, a fixed frame 101, a fixed block 2, a buffer mechanism 3, a sliding plate 301, a movable shaft 302, an anti-collision mechanism 4, a rubber rod 401, an oil spring telescopic rod 402, a driving telescopic rod 403, a gas extrusion plate 404, a big air bag 405, a side air bag 406, a limiting mechanism 5, an extrusion spring telescopic rod 501, a limiting air bag 502, a position conversion mechanism 6, a screw rod 601, a rotary button 602, a chain wheel mechanism 603, a sliding block 604 and universal wheels 605, wherein the fixed block 2 is welded below the front side of the guardrail body 1, the buffer mechanisms 3 which can play a certain buffer role when an automobile accidentally hits the guardrail body 1 are arranged on the left side and the right side of the fixed block 2, the anti-collision mechanism 4 which can play a protection role when the automobile hits the guardrail body 1 is arranged in the middle of the front side of the guardrail body 1, the limiting mechanisms 5 which can limit the automobile after the automobile hits the guardrail body 1 are arranged below the left front side and the right front side of the guardrail body 1, the bottom of the guardrail body 1 is provided with a position switching mechanism 6 which can facilitate the labor-saving replacement of the position of people.

Example 1

Referring to fig. 1-3 and fig. 6, the buffer mechanism 3 includes a sliding plate 301 fastened to the left and right sides of the fixed block 2, the inner side of the sliding plate 301 is movably hinged with a movable shaft 302, the limiting mechanism 5 includes an extrusion spring extension rod 501 fixed above the sliding plate 301, the extrusion spring extension rod 501 is communicated with a limiting airbag 502 through a pipe fitting, when a car impacts the guardrail body 1, the front row wheels are fastened between the two movable shafts 302 inside the sliding plate 301, and the inclined sliding plate 301 and the fixed block 2 form a front-back sliding structure, so as to play a certain buffer role for the car impacting the guardrail body 1, when the front wheel of the car is located above the sliding plate 301, the gas inside the extrusion spring extension rod 501 is extruded, and at this time, the gas enters the inner side of the limiting airbag 502 along with the connecting pipe, the structure can effectively limit and block the car during tail-swinging sliding, the automobile is prevented from separating from the guardrail body 1 and impacting other vehicles and hard buildings.

Example 2

Referring to fig. 1 to 3 and fig. 5, the difference from embodiment 1 is: the fixed frame 101 is fixed on the inner side of the back of the guardrail body 1, the anticollision mechanism 4 comprises a rubber bar 401 arranged in the middle of the front side of the guardrail body 1, the inner sides of the rubber bar 401 are respectively clamped with an oil spring telescopic rod 402, the oil spring telescopic rod 402 is communicated with a driving telescopic rod 403 through a pipe fitting, the tail end of the driving telescopic rod 403 is welded with a gas extrusion plate 404, the gas extrusion plate 404 is communicated with a big air bag 405 through a gas pipe, the big air bag 405 is communicated with a side air bag 406 through a gas pipe, the gas extrusion plate 404 and the inner side of the fixed frame 101 form a sealing clamping structure, the front end of the oil spring telescopic rod 402 and the inner side of the back of the rubber bar 401 form an arc sliding structure, when a car impacts the rubber bar 401 on the front side of the guardrail body 1, the front end of the oil spring telescopic rod 402 and the inner side of the back of the rubber bar 401 form an arc sliding structure, so that the rubber bar 401 can drive the oil spring telescopic rods 402 to extrude towards the rear side, make oil spring telescopic link 402 cooperate oil pipe to extrude drive telescopic link 403 inboard, thereby make drive telescopic link 403 upwards extend fast, and it is inboard to drive the gas extrusion board 404 and extrude big gasbag 405 with the inboard gas of fixed frame 101, make big gasbag 405 take place the inflation, with this extrude the protection to the locomotive, at this moment, utilize the locomotive to the striking and the extrusion of big gasbag 405, can extrude side gasbag 406 inboard with its inboard gas, make side gasbag 406 take place the inflation, this structure can effectually prevent that the driver is when stepping on the brake, the car itself is at the tail flicking and gliding in-process, and lead to the phenomenon that car head both sides and front side appear hitting the wound.

Example 3

Referring to fig. 1-4, the difference from embodiment 2 is: the position switching mechanism 6 comprises a screw rod 601 connected with the inner side of the guardrail body 1 through a bearing, a rotating button 602 is welded at the upper end of the screw rod 601, a chain wheel mechanism 603 is connected with the outer side of the screw rod 601 in a key way, a slide block 604 is connected with the outer side of the lower part of the screw rod 601 through a thread, a universal wheel 605 is movably hinged with the lower part of the slide block 604, the number of the slide blocks 604 and the number of the screw rod 601 form a one-to-one correspondence relation, the slide block 604 and the guardrail body 1 form a lifting sliding structure, when the guardrail body 1 needs to move, in order to enable people to change the position of the guardrail body 1 more laborsavingly, the operation method is as follows, the rotating button 602 can be manually rotated to drive the three screw rods 601 to rotate by matching with the chain wheel mechanism 603, the slide block 604 and the universal wheel 605 at the outer side of the tail end are driven to move up and down by the screw rod 601, thereby effectively facilitating the movement of people to the position change of the guardrail body 1, when the guardrail body 1 needs to move, in order to change the position of the guardrail body 1 more labor-saving, the operation method is as follows, the rotating button 602 can be manually rotated to cooperate with the chain wheel mechanism 603 to drive the three screw rods 601 to rotate, and the screw rods 601 are used to rotate to drive the slide block 604 and the universal wheel 605 at the outer side of the tail end to move up and down, so that the position of the guardrail body 1 can be effectively and conveniently changed by people.

The working principle is as follows: when the guardrail body 1 is used for shielding and maintaining a maintained road on the road, safety accidents that vehicles running back and forth impact the guardrail body 1 often occur, in order to reduce the damage of the vehicles and personnel when the vehicles impact the guardrail body 1, the solution is shown in figures 1-3 and 6, when the vehicles impact the guardrail body 1, the front row wheels are clamped between two movable shafts 302 at the inner side of the sliding plate 301, and the inclined sliding plate 301 and the fixed block 2 form a front-back sliding structure, so that a certain buffering effect can be exerted on the vehicles impacting the guardrail body 1, and the overall practicability and safety are improved;

meanwhile, as shown in fig. 1-3 and 5, when a car impacts a rubber bar 401 at the front side of the guardrail body 1, because the front end of the oil spring telescopic rod 402 and the inner side of the back of the rubber bar 401 form an arc-shaped sliding structure, the rubber bar 401 drives a plurality of oil spring telescopic rods 402 to extrude towards the rear side, so that the oil spring telescopic rods 402 cooperate with oil pipes to extrude oil to the inner side of the driving telescopic rods 403, so that the driving telescopic rods 403 extend upwards quickly, and drive the gas extrusion plate 404 to extrude the gas at the inner side of the fixed frame 101 to the inner side of the large air bag 405, so that the large air bag 405 expands, thereby extruding and protecting the car head, at the moment, the car head impacts and extrudes the gas at the inner side of the large air bag 405 to the inner side of the side air bag 406, so that the side air bag 406 expands, and the structure can effectively prevent a driver from stepping on a brake, the phenomenon of collision injury on two sides of the head and the front side of the automobile is caused in the processes of tail flicking and sliding of the automobile;

as shown in fig. 2-3, when the front wheel of the automobile is positioned above the sliding plate 301, the air inside the telescopic rod 501 of the extrusion spring is extruded, and at the moment, the air enters the inner side of the limit air bag 502 by matching with the connecting pipe, so that the structure can effectively limit and block the automobile when the automobile slides in a tail-flick manner, prevent the automobile from separating from the guardrail body 1 and impacting other vehicles and hard buildings, and simultaneously play a secondary protection role for the automobile and a driver;

as shown in fig. 1-4, when the position of the guardrail body 1 needs to be moved, in order to change the position of the guardrail body 1 more easily, the operation method is as follows, the rotating button 602 can be manually rotated to cooperate with the chain wheel mechanism 603 to drive the three lead screws 601 to rotate, and the lead screws 601 are used to rotate to drive the slide block 604 and the universal wheel 605 at the outer side of the tail end to move up and down, so that the moving and the replacement of the position of the guardrail body 1 by people can be effectively facilitated, which is the working principle of the present case, thereby completing a series of work.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a highway engineering guardrail, includes guardrail body (1), its characterized in that: the guardrail comprises a guardrail body (1), wherein fixed blocks (2) are welded on the lower portions of the front sides of the guardrail body (1), buffer mechanisms (3) capable of buffering automobiles accidentally when impacting the guardrail body (1) are arranged on the left and right sides of the fixed blocks (2), each buffer mechanism (3) comprises a sliding plate (301) clamped on the left and right sides of the fixed block (2), movable shafts (302) are movably hinged on the inner sides of the sliding plates (301), an anti-collision mechanism (4) capable of protecting automobiles when impacting the guardrail body (1) is installed in the middle of the front sides of the guardrail body (1), limiting mechanisms (5) capable of limiting automobiles after impacting the guardrail body (1) are installed on the lower portions of the left and right front sides of the guardrail body (1), and the limiting mechanisms (5) comprise extrusion spring telescopic rods (501) fixed on the upper portions of the sliding plates (301), extrusion spring telescopic link (501) have spacing gasbag (502) through the pipe fitting intercommunication, position shifter (6) that can be convenient for people laborsavingly change its position are all installed to guardrail body (1) bottom.

2. A road engineering guardrail as claimed in claim 1, wherein: a fixing frame (101) is fixed on the inner side of the back face of the guardrail body (1).

3. A road engineering guardrail as claimed in claim 2, wherein: anticollision institution (4) are including setting up rubber thick stick (401) in the middle of guardrail body (1) front side, just rubber thick stick (401) inboard all block has fluid spring telescopic link (402), fluid spring telescopic link (402) have drive telescopic link (403) through the pipe fitting intercommunication, just drive telescopic link (403) end welding has gas stripper plate (404), gas stripper plate (404) have big gasbag (405) through the trachea intercommunication, just big gasbag (405) have side gasbag (406) through the trachea intercommunication.

4. A road engineering guardrail as claimed in claim 3, wherein: the front end of the oil spring telescopic rod (402) and the inner side of the back of the rubber bar (401) form an arc-shaped sliding structure.

5. A road engineering guardrail of claim 4, wherein: the gas extrusion plate (404) and the inner side of the fixed frame (101) form a sealing and clamping structure.

6. A road engineering guardrail as claimed in claim 1, wherein: position switching mechanism (6) are connected including the bearing lead screw (601) of guardrail body (1) inboard, just lead screw (601) upper end welding has knob (602), lead screw (601) outside key-type is connected with sprocket mechanism (603), just lead screw (601) below outside threaded connection has slider (604), slider (604) below activity articulates there is universal wheel (605).

7. A road engineering guardrail of claim 6, wherein: the number of the sliding blocks (604) and the number of the screw rods (601) form a one-to-one corresponding relation.

8. A road engineering guardrail of claim 7, wherein: the slide block (604) and the guardrail body (1) form a lifting sliding structure.