Emergency anti-collision equipment for highway engineering

Abstract

The utility model belongs to the technical field of highway engineering, and particularly relates to highway engineering emergency anti-collision equipment which comprises a base, anti-skid lines are arranged at the bottom of the base, a balancing weight is arranged at the bottom of the base, and an energy absorption cover and a stand column are fixedly arranged at the top of the base. When an automobile collides with equipment, the automobile can make contact with the energy absorption cover firstly, the energy absorption cover is sunken inwards to extrude the inner outer barrel, then the outer barrel extrudes the inner foamed aluminum blocks, the foamed aluminum blocks can absorb collision energy, the multiple foamed aluminum blocks can extrude the buffering barrel after being collided, the buffering barrel made of rubber can absorb part of collision energy, and the buffering effect can be improved; the buffer cylinder extrudes the first springs, the first springs can further achieve the buffering effect, the energy absorption performance of the equipment is improved, the impact force fed back to the automobile after the equipment is impacted can be reduced to the maximum extent, the protection degree of a driver can be improved, and the casualty rate can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of highway engineering, in particular to an emergency anti-collision device for highway engineering. Background Art

[0002] Highway engineering refers to the survey, measurement, design, construction, maintenance, and management of highway structures. Highway engineering structures include: roadbed, pavement, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, as well as houses, workshops and other service facilities used for construction, maintenance and monitoring. When repairing and maintaining highways, anti-collision devices need to be installed in the construction area of ​​the highway to avoid traffic accidents.

[0003] Since the existing emergency anti-collision equipment is generally cement-poured anti-collision piers, although they can prevent cars from entering the construction site, if a car collides with the cement pier, it will cause great damage to the car, greatly threatening the safety of the driver. Therefore, a highway engineering emergency anti-collision equipment is proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an emergency anti-collision device for highway engineering.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a highway engineering emergency anti-collision device, comprising a base, the bottom of the base is provided with anti-slip grooves, the bottom of the base is provided with a counterweight block, the top of the base is fixed with an energy absorbing cover and a column, a buffer structure is provided between the energy absorbing cover and the column, the top of the energy absorbing cover is provided with a fixing structure, a mounting rod is provided in the fixing structure, a socket is provided on the front of the mounting rod, limit strips are fixed on both sides of the mounting rod, and a warning sign is fixed on the top of the mounting rod.

[0006] As a further description of the above technical solution:

[0007] The buffer structure includes a buffer tube fixedly connected to the top of the base, a plurality of first springs fixedly arranged between the buffer tube and the column, a plurality of foam aluminum blocks fixedly arranged on the outside of the buffer tube, and the ends of the plurality of foam aluminum blocks away from the buffer tube are connected to the same outer tube, and the outer wall of the outer tube is in contact with the inner wall of the energy absorbing cover.

[0008] As a further description of the above technical solution:

[0009] The number of the foam aluminum blocks is six, and the six foam aluminum blocks are arranged in a circular equidistant array.

[0010] As a further description of the above technical solution:

[0011] The buffer tube is made of rubber and has a thickness of three centimeters.

[0012] As a further description of the above technical solution:

[0013] The fixing structure includes a fixing base fixedly connected to the energy absorbing cover, a mounting box is fixedly provided on the front of the fixing base, a push rod is movably provided in the mounting box, one end of the push rod passes through the front inner wall of the fixing base, a plurality of blocking blocks are fixedly provided on the outside of the push rod, a pull rod is movably provided on the inner wall of one side of the mounting box, and a trapezoidal block is fixed at one end of the pull rod.

[0014] As a further description of the above technical solution:

[0015] A second spring is sleeved on the pull rod, one end of the second spring is in contact with one side of the trapezoidal block, and the other end of the second spring is in contact with an inner wall of one side of the installation box.

[0016] As a further description of the above technical solution:

[0017] Two limiting rods are fixedly provided on one side of the trapezoidal block. The limiting rods are movably connected to an inner wall of one side of the installation box. Parallel inclined surfaces are provided on the sides of the trapezoidal block and the clamping block that are close to each other.

[0018] The utility model has the following beneficial effects:

[0019] 1. Compared with the existing technology, the highway engineering emergency anti-collision equipment is provided with a buffer cylinder, a foam aluminum block, a first spring and an outer cylinder. When a car collides with the equipment, it will first contact the energy-absorbing cover, and the energy-absorbing cover will be concave inward to squeeze the inner outer cylinder, and the outer cylinder will then squeeze the inner foam aluminum block. The foam aluminum block has good energy absorption performance and can absorb the impact energy. After being hit, multiple foam aluminum blocks will squeeze the buffer cylinder. The rubber buffer cylinder can absorb part of the impact energy and improve the buffering effect. The buffer cylinder will then squeeze multiple first springs. The multiple first springs can further play a buffering effect, improve the energy absorption performance of the equipment, and can minimize the impact force fed back to the car after the equipment is hit, thereby improving the protection level for the driver and reducing the casualty rate.

[0020] 2. Compared with the existing technology, this highway engineering emergency anti-collision equipment is equipped with a fixing seat, a mounting box, a push rod, a clamping block, a pull rod, a trapezoidal block, a second spring and a limit rod. When the warning sign needs to be removed, the pull rod is pulled outward, and the pull rod drives the trapezoidal block. When the trapezoidal block is out of contact with the clamping block, the push rod is pulled outward to disengage the push rod from the socket on the front of the mounting rod. Then the mounting rod is pulled upward to remove the warning sign, replacing the traditional bolt fixing mode, which can eliminate the problem of difficulty in removing the warning sign due to rusted bolts. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a first-person perspective schematic diagram of the three-dimensional structure of a highway engineering emergency anti-collision device proposed by the utility model;

[0022] Figure 2 This is a schematic diagram of the second perspective three-dimensional structure of a highway engineering emergency anti-collision device proposed by the utility model;

[0023] Figure 3 This is a schematic diagram of the top-sectional structure of a highway engineering emergency anti-collision device proposed by the utility model;

[0024] Figure 4 This is a schematic diagram of the three-dimensional structure of a mounting rod in a highway engineering emergency anti-collision device proposed by the present utility model;

[0025] Figure 5 The utility model is a schematic top-sectional view of a fixed structure in a highway engineering emergency anti-collision device.

[0026] Legend:

[0027] 1. Base; 2. Anti-slip grooves; 3. Counterweight; 4. Energy-absorbing cover; 5. Column; 6. Buffer structure; 601. Buffer cylinder; 602. Foam aluminum block; 603. First spring; 604. Outer cylinder; 7. Fixed structure; 701. Fixed seat; 702. Mounting box; 703. Push rod; 704. Block; 705. Pull rod; 706. Trapezoidal block; 707. Second spring; 708. Limit rod; 8. Mounting rod; 9. Warning sign; 10. Limit strip. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] Reference Figures 1 to 5 The utility model provides an emergency anti-collision device for highway engineering: it includes a base 1, the bottom of the base 1 is provided with anti-slip grooves 2, the bottom of the base 1 is provided with a counterweight block 3, the top of the base 1 is fixed with an energy absorbing cover 4 and a column 5, a mounting rod 8 is provided in the fixing structure 7, the front of the mounting rod 8 is provided with a socket, both sides of the mounting rod 8 are fixed with limit strips 10, and the top of the mounting rod 8 is fixed with a warning sign 9;

[0030] In order to achieve the purpose of energy absorption and improve the safety of the driver, a buffer structure 6 is provided between the energy absorption cover 4 and the column 5. The buffer structure 6 includes a buffer cylinder 601 fixedly connected to the top of the base 1. The buffer cylinder 601 is made of rubber. The thickness of the buffer cylinder 601 is three centimeters. A plurality of first springs 603 are fixed between the buffer cylinder 601 and the column 5. A plurality of foam aluminum blocks 602 are fixed on the outside of the buffer cylinder 601. The foam aluminum blocks 602 have good energy absorption performance and are light in texture and can absorb the energy of the impact. There are six foam aluminum blocks 602, and the six foam aluminum blocks 602 are arranged in a circular equidistant array. The ends of the plurality of foam aluminum blocks 602 away from the buffer cylinder 601 are connected to the same outer cylinder 604. The outer cylinder 604 is The outer wall fits the inner wall of the energy-absorbing cover 4. When the car collides with the equipment, it will first contact the energy-absorbing cover 4. The energy-absorbing cover 4 will be concave inward to squeeze the outer cylinder 604 inside. The outer cylinder 604 will then squeeze the foam aluminum block 602 inside. The foam aluminum block 602 has good energy-absorbing performance. After being hit, multiple foam aluminum blocks 602 will squeeze the buffer cylinder 601. The rubber-textured buffer cylinder 601 can absorb part of the impact energy and improve the buffering effect. The buffer cylinder 601 will then squeeze multiple first springs 603. The multiple first springs 603 can further play a buffering role, improve the energy-absorbing performance of the equipment, and can minimize the impact force fed back to the car after the equipment is hit, thereby improving the protection level for the driver and reducing the casualty rate.

[0031] In order to facilitate subsequent maintenance, a fixing structure 7 is provided on the top of the energy absorbing cover 4. The fixing structure 7 includes a fixing seat 701 fixedly connected to the energy absorbing cover 4. A mounting box 702 is fixed on the front of the fixing seat 701. A push rod 703 is movably provided in the mounting box 702. One end of the push rod 703 passes through the front inner wall of the fixing seat 701. A plurality of clamping blocks 704 are fixed on the outside of the push rod 703. A pull rod 705 is movably provided on the inner wall of one side of the mounting box 702. A trapezoidal block 706 is fixed on one end of the pull rod 705. Two limiting rods 708 are fixed on one side of the trapezoidal block 706. The limiting rod 708 is movably connected to the inner wall of one side of the mounting box 702. The trapezoidal block 706 and the clamping block The sides close to 704 are provided with parallel inclined surfaces, and a second spring 707 is provided on the pull rod 705. One end of the second spring 707 is in contact with one side of the trapezoidal block 706, and the other end of the second spring 707 is in contact with the inner wall of one side of the installation box 702. When the warning sign 9 needs maintenance and disassembly, the pull rod 705 is pulled outward, and the pull rod 705 drives the trapezoidal block 706. When the trapezoidal block 706 is out of contact with the block 704, the push rod 703 is pulled outward to disengage the push rod 703 from the socket on the front of the installation rod 8, and then the installation rod 8 is pulled upward to remove the warning sign 9, replacing the traditional bolt fixing mode, which can eliminate the problem of difficulty in disassembling the warning sign 9 due to rust of the bolts.

[0032] Working principle: When a car collides with the equipment, it will first contact the energy-absorbing cover 4. The energy-absorbing cover 4 will be concave inward to squeeze the outer cylinder 604 inside. The outer cylinder 604 will then squeeze the internal foam aluminum block 602. The foam aluminum block 602 has good energy absorption performance and is light in texture, and can absorb the energy of the impact. After being hit, multiple foam aluminum blocks 602 will squeeze the buffer cylinder 601. The rubber-textured buffer cylinder 601 can absorb part of the impact energy and improve the buffering effect. The buffer cylinder 601 will then squeeze multiple first springs 603. Multiple first springs 603 can further play a buffering role and improve the energy absorption performance of the equipment. , which can minimize the impact force fed back to the car after the equipment is hit, improve the protection level for the driver, reduce the casualty rate, and the equipment is exposed to the outside for a long time. If the warning sign 9 needs maintenance and disassembly, pull the pull rod 705 outward, and the pull rod 705 drives the trapezoidal block 706. When the trapezoidal block 706 is out of contact with the block 704, pull the push rod 703 outward to disengage the push rod 703 from the socket on the front of the mounting rod 8, and then pull the mounting rod 8 upward to remove the warning sign 9, replacing the traditional bolt fixing mode, which can eliminate the problem of difficulty in disassembling the warning sign 9 due to rusted bolts.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A highway engineering emergency anti-collision device, comprising a base (1), characterized in that: The bottom of the base (1) is provided with anti-slip grooves (2), the bottom of the base (1) is provided with a counterweight (3), the top of the base (1) is fixedly provided with an energy absorbing cover (4) and a column (5), a buffer structure (6) is provided between the energy absorbing cover (4) and the column (5), the top of the energy absorbing cover (4) is provided with a fixing structure (7), a mounting rod (8) is provided in the fixing structure (7), a socket is provided on the front of the mounting rod (8), limiting strips (10) are fixedly provided on both sides of the mounting rod (8), and a warning sign (9) is fixedly provided on the top of the mounting rod (8).

2. A highway engineering emergency collision avoidance device according to claim 1, characterized in that: The buffer structure (6) comprises a buffer cylinder (601) fixedly connected to the top of the base (1); a plurality of first springs (603) are fixedly provided between the buffer cylinder (601) and the column (5); a plurality of foam aluminum blocks (602) are fixedly provided on the outside of the buffer cylinder (601); the ends of the plurality of foam aluminum blocks (602) away from the buffer cylinder (601) are connected to the same outer cylinder (604); and the outer wall of the outer cylinder (604) is in contact with the inner wall of the energy absorbing cover (4).

3. The highway engineering emergency collision avoidance device according to claim 2, characterized in that: The number of the foam aluminum blocks (602) is six, and the six foam aluminum blocks (602) are arranged in a circular equidistant array.

4. The highway engineering emergency collision avoidance device according to claim 2, characterized in that: The buffer tube (601) is made of rubber, and the thickness of the buffer tube (601) is three centimeters.

5. The highway engineering emergency collision avoidance device according to claim 1, characterized in that: The fixing structure (7) comprises a fixing seat (701) fixedly connected to the energy absorbing cover (4); a mounting box (702) is fixedly provided on the front of the fixing seat (701); a push rod (703) is movably provided in the mounting box (702); one end of the push rod (703) passes through the front inner wall of the fixing seat (701); a plurality of clamping blocks (704) are fixedly provided on the outside of the push rod (703); a pull rod (705) is movably provided on the inner wall of one side of the mounting box (702); and one end of the pull rod (705) is fixedly provided with a trapezoidal block (706).

6. The highway engineering emergency collision avoidance device according to claim 5, characterized in that: A second spring (707) is sleeved on the pull rod (705), one end of the second spring (707) is in contact with one side of the trapezoidal block (706), and the other end of the second spring (707) is in contact with an inner wall of one side of the installation box (702).

7. The highway engineering emergency collision avoidance device according to claim 5, characterized in that: Two limiting rods (708) are fixedly provided on one side of the trapezoidal block (706), and the limiting rods (708) are movably connected to the inner wall of one side of the installation box (702). The sides of the trapezoidal block (706) and the clamping block (704) that are close to each other are both provided with parallel inclined surfaces.

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