CN213203925U - Special pipe for protective fence - Google Patents
Special pipe for protective fence Download PDFInfo
- Publication number
- CN213203925U CN213203925U CN202021734909.7U CN202021734909U CN213203925U CN 213203925 U CN213203925 U CN 213203925U CN 202021734909 U CN202021734909 U CN 202021734909U CN 213203925 U CN213203925 U CN 213203925U
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- front baffle
- plate
- back plate
- shaped
- mounting
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Abstract
The utility model relates to a special pipe for a protective guard, belonging to the technical field of special section bars, comprising a front baffle and a mounting back plate, wherein the front baffle is of a double-layer plate structure, and a metal net fixedly provided with a reinforcing rib is clamped between the double-layer plates; the section of the front baffle is M-shaped; the front baffle plate is connected with the mounting back plate through a support plate, and the support plate is perpendicular to the mounting back plate; the special pipe is installed on the guard rail through the installation back plate. The utility model adopts the special pipe composed of the front baffle with M-shaped section and the mounting back plate to replace the traditional corrugated steel guardrail plate, the upper and lower ends and the back of the special pipe are both planes, which is convenient for mounting on the guardrail upright post and can be used by combining a plurality of special pipes; the utility model discloses a preceding baffle adopts bilayer structure, and the centre is equipped with the metal mesh of adorning the strengthening rib admittedly, absorbs collision kinetic energy through the metal mesh to increase the structural strength of crest department through the strengthening rib, make the difficult breakage of preceding baffle so as to cause the injury to vehicle and driver and passenger.
Description
Technical Field
The utility model relates to a special section bar technical field, in particular to mechanical tubes for rail guard.
Background
The anti-collision guardrail structure is used as basic safety facilities on the highway, and plays an important role in guaranteeing the traffic safety of the highway. The existing highway guardrails mostly adopt the main form of semi-steel guardrails, are usually arranged in the middle or at two sides of a highway, and are of a continuous structure formed by splicing corrugated steel guardrail plates and supporting the corrugated steel guardrail plates by solid upright posts. When the guardrail is collided, the collision kinetic energy is absorbed only by the friction force of the surface of the corrugated steel guardrail plate and the elasticity of the corrugated steel guardrail plate, and the damping time is short in actual collision, so that the guardrail has a poor effect of absorbing the collision energy to decelerate the vehicle, basically only plays a role of stopping the vehicle from rushing out of a road, and has little effect on reducing the damage to the vehicle and drivers and passengers.
It is therefore desirable to design a structure capable of effectively absorbing the collision kinetic energy of the hit-and-miss vehicle to replace the conventional corrugated steel balustrade panel.
Disclosure of Invention
The utility model provides an above-mentioned technical problem provides a mechanical tubes for rail guard, has the characteristics that can absorb vehicle striking kinetic energy and alleviate vehicle and driver and crew's damage.
The utility model comprises the following technical scheme: a special pipe for a protective guard comprises a front baffle and a mounting back plate, wherein the front baffle is of a double-layer plate structure, and a metal net fixedly provided with a reinforcing rib is clamped between the double-layer plates; the section of the front baffle is M-shaped; the front baffle plate is connected with the mounting back plate through a support plate, and the support plate is perpendicular to the mounting back plate; the special pipe is installed on the guard rail through the installation back plate.
Furthermore, the reinforcing ribs are arranged at the wave crests of the M-shaped cross section of the front baffle, and the wave crests are preferentially contacted with a vehicle when a traffic accident is collided, so that the required structural strength is maximum at the positions.
Further, the front baffle and the mounting back plate are integrally formed.
Further, the supporting plates are respectively arranged at the wave crest and the wave trough of the M-shaped section of the front baffle plate, and the supporting plates are parallel to each other.
Furthermore, the front baffle and the mounting back plate are welded into a whole through two elastic metal strips.
Further, the supporting plates are arranged at the wave troughs of the M-shaped cross section of the front baffle plate, and the supporting plates are parallel to each other.
Furthermore, a guide rod is arranged at the wave crest of the M-shaped section of the front baffle plate and is in sliding connection with a guide cylinder, and the guide cylinder is fixedly arranged on the mounting backboard.
Furthermore, a spring is fixedly arranged at the wave crest of the M-shaped section of the front baffle plate and connected to the mounting back plate, and the guide rod and the guide cylinder are both positioned in the spring.
The utility model has the advantages and positive effect:
1. the utility model discloses a mechanical tubes that preceding baffle that the cross-section is M shape and installation backplate are constituteed replaces traditional corrugate steel guardrail board, and the upper and lower both ends and the back of mechanical tubes are the plane, are convenient for install on the guardrail stand, and can use by a plurality of mechanical tubes combinations.
2. The utility model discloses a preceding baffle adopts bilayer structure, and the centre is equipped with the metal mesh of adorning the strengthening rib admittedly, absorbs collision kinetic energy through the metal mesh to increase the structural strength of crest department through the strengthening rib, make the difficult breakage of preceding baffle so as to cause the injury to vehicle and driver and passenger.
Drawings
FIG. 1 is a schematic sectional view of example 1;
FIG. 2 is a schematic sectional view of embodiment 2;
in the figure, 1-front baffle; 11-reinforcing ribs; 12-a metal mesh; 2-mounting a back plate; 3-a support plate; 4-an elastic metal band; 5-a guide rod; 6, a guide cylinder; 7-spring.
Detailed Description
To further disclose the contents, features and functions of the present invention, the following examples are given in detail in conjunction with the accompanying drawings.
Example 1: referring to the attached drawings, 1, a special pipe for a guard rail comprises a front baffle 1 and a mounting back plate 2, wherein the front baffle 1 and the mounting back plate 2 are integrally formed. The section of the front baffle 1 is M-shaped; the front baffle 1 is of a double-layer plate structure, and a metal net 12 fixedly provided with a reinforcing rib 11 is clamped between the double-layer plates; the reinforcing ribs 11 are arranged at the wave crests of the M-shaped section of the front baffle 1, and the wave crests are preferentially contacted with vehicles when a traffic accident is collided, so that the required structural strength is maximum at the positions. The front baffle 1 and the mounting back plate 2 are connected through a support plate 3, and the support plate 3 is perpendicular to the mounting back plate 2; the supporting plates 3 are respectively arranged at the wave crest and the wave trough of the M-shaped section of the front baffle plate 1, 3 supporting plates 3 are arranged at each part, and the supporting plates 3 are parallel to each other. The special pipe is arranged on the protective guard through the installation back plate 2.
Example 2: referring to fig. 2, the special pipe for the guard rail comprises a front baffle 1 and a mounting back plate 2, wherein the front baffle 1 and the mounting back plate 2 are welded into a whole through two elastic metal strips 4.
The section of the front baffle 1 is M-shaped; the front baffle 1 is of a double-layer plate structure, and a metal net 12 fixedly provided with a reinforcing rib 11 is clamped between the double-layer plates; the reinforcing ribs 11 are arranged at the wave crests of the M-shaped section of the front baffle 1, and the wave crests are preferentially contacted with vehicles when a traffic accident is collided, so that the required structural strength is maximum at the positions. The front baffle 1 and the mounting back plate 2 are connected through a support plate 3, and the support plate 3 is perpendicular to the mounting back plate 2; the supporting plates 3 are arranged at the wave troughs of the M-shaped section of the front baffle plate 1, and the supporting plates 3 are parallel to each other. The special pipe is arranged on the protective guard through the installation back plate 2.
The front baffle 1 is characterized in that a guide rod 5 is arranged at the wave crest of the M-shaped section of the front baffle 1, the guide rod 5 is in sliding connection with a guide cylinder 6, and the guide cylinder 6 is fixedly arranged on the mounting backboard 2. The front baffle 1 is characterized in that a spring 7 is fixedly arranged at the wave crest of the M-shaped section of the front baffle 1, the spring 7 is connected to the mounting back plate 2, and the guide rod 5 and the guide cylinder 6 are both positioned in the spring 7.
Although the preferred embodiments of the present invention have been described, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention. All of which fall within the scope of the present invention.
Claims (8)
1. The utility model provides a mechanical tubes for rail guard, includes preceding baffle and installation backplate, its characterized in that: the front baffle is of a double-layer plate structure, and a metal net fixedly provided with reinforcing ribs is clamped between the double-layer plates; the section of the front baffle is M-shaped; the front baffle plate is connected with the mounting back plate through a support plate, and the support plate is perpendicular to the mounting back plate; the special pipe is installed on the guard rail through the installation back plate.
2. A shaped tube for guard rails according to claim 1, wherein: the reinforcing ribs are arranged at the wave crests of the M-shaped section of the front baffle.
3. A shaped tube for guard rails according to claim 2, wherein: the front baffle and the mounting back plate are integrally formed.
4. A shaped tube for guard rails according to claim 3, wherein: the supporting plates are respectively arranged at the wave crest and the wave trough of the M-shaped section of the front baffle plate, and the supporting plates are parallel to each other.
5. A shaped tube for guard rails according to claim 2, wherein: the front baffle and the mounting back plate are welded into a whole through two elastic metal bands.
6. A shaped pipe for guard rails according to claim 5, wherein: the supporting plates are arranged at the wave troughs of the M-shaped cross section of the front baffle plate and are parallel to each other.
7. A shaped pipe for guard rails according to claim 6, wherein: the guide rod is arranged at the wave crest of the M-shaped section of the front baffle and is in sliding connection with the guide cylinder, and the guide cylinder is fixedly arranged on the mounting backboard.
8. A shaped pipe for guard rails according to claim 7, wherein: the wave crest position of the M-shaped section of the front baffle is also fixedly provided with a spring, the spring is connected to the mounting back plate, and the guide rod and the guide cylinder are both positioned in the spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021734909.7U CN213203925U (en) | 2020-08-17 | 2020-08-17 | Special pipe for protective fence |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021734909.7U CN213203925U (en) | 2020-08-17 | 2020-08-17 | Special pipe for protective fence |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213203925U true CN213203925U (en) | 2021-05-14 |
Family
ID=75839982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021734909.7U Active CN213203925U (en) | 2020-08-17 | 2020-08-17 | Special pipe for protective fence |
Country Status (1)
Country | Link |
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CN (1) | CN213203925U (en) |
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2020
- 2020-08-17 CN CN202021734909.7U patent/CN213203925U/en active Active
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