CN211285258U - Guardrail energy-absorbing end - Google Patents
Guardrail energy-absorbing end Download PDFInfo
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- CN211285258U CN211285258U CN201921969792.8U CN201921969792U CN211285258U CN 211285258 U CN211285258 U CN 211285258U CN 201921969792 U CN201921969792 U CN 201921969792U CN 211285258 U CN211285258 U CN 211285258U
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- energy
- absorbing
- guardrail
- energy absorption
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Abstract
The utility model relates to a road traffic technical field, concretely relates to guardrail energy-absorbing end. The utility model discloses well guide rail unit mount is on highway guardrail initial position's road surface, and linking bridge's bottom is connected with the guide rail, and linking bridge upper portion is connected with the direction energy-absorbing board, and the direction energy-absorbing board is connected with the end baffle, the utility model provides a guardrail energy-absorbing end is installed at the guardrail front end, can let the accident vehicle of collision energy-absorbing end stop with lower deceleration safety, and the energy-absorbing groove on the direction energy-absorbing board is out of shape under the circumstances of collision and is absorbed the energy, can avoid on-the-spot guardrail to penetrate the automobile body, also can play the guard action to the passenger in the car.
Description
Technical Field
The utility model relates to a road traffic technical field, concretely relates to guardrail energy-absorbing end.
Background
At highway both sides and bridge department, all the design has the guardrail to protect pedestrian and vehicle safety, but at guardrail initial position or the discontinuous highway section of guardrail, when the vehicle striking guardrail initiating terminal, easily take place the guardrail and penetrate inside the vehicle, cause accidents such as casualties.
A type guardrail end or a type B guardrail end or modes such as abduction and ground anchor are generally adopted on the highway for simple treatment, and the energy absorption effect of the structure is limited. When a vehicle collides with the guardrail end, the vehicle rushes out of the road surface, the guardrail is penetrated into the vehicle or straddles the guardrail and the like, and serious casualties, vehicle damage and other accidents are caused, so that the development of the guardrail end capable of absorbing energy is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses (one) the technical problem that solve is: at present, when a vehicle collides with the end of the guardrail, serious casualties, vehicle damage and other accidents are caused.
(II) technical scheme
In order to solve the technical problem, an embodiment of the present invention provides a guardrail energy-absorbing end, including a connecting bracket, a guiding energy-absorbing plate and a guide rail assembly;
the connecting bracket comprises a supporting frame, and the supporting frame is fixed on the guide rail assembly;
the guide energy absorption plate is fixed with the support frame, and an energy absorption groove is formed in the guide energy absorption plate;
the guide rail assembly is installed on a road surface of a starting position of the highway guardrail.
According to the utility model discloses an embodiment, the direction energy-absorbing plate is corrugated plate, C shaped steel or square pipe.
According to the utility model discloses an embodiment, the energy-absorbing groove is followed the length direction of direction energy-absorbing plate is seted up.
According to the utility model discloses an embodiment, guardrail energy-absorbing end still includes the energy-absorbing piece, the energy-absorbing piece set up in on the support frame.
According to an embodiment of the invention, the energy absorbing sheet has an arc, groove or rectangular cross-section.
According to the utility model discloses an embodiment, be provided with the energy-absorbing groove on the energy-absorbing piece.
According to the utility model discloses an embodiment, guardrail energy-absorbing end still includes the end baffle, the end baffle setting is in the tip on the linking bridge.
According to the utility model discloses an embodiment, be provided with energy-absorbing material in the end baffle.
According to the utility model discloses an embodiment, linking bridge still include with the connecting piece that the support frame is connected, the connecting piece sets up the both sides of support frame.
According to the utility model discloses an embodiment, the energy-absorbing groove is a plurality of, and is a plurality of the energy-absorbing groove is followed the length direction equipartition of direction energy-absorbing plate.
The utility model has the advantages that: the utility model discloses well guide rail unit mount is on highway guardrail initial position's road surface, and linking bridge's bottom is connected with the guide rail, and linking bridge upper portion is connected with the direction energy-absorbing board, and the direction energy-absorbing board is connected with the end baffle, the utility model provides a guardrail energy-absorbing end can let the accident vehicle of collision energy-absorbing end stop with lower deceleration safety, and the energy-absorbing groove on the direction energy-absorbing board is out of shape under the condition of collision and is absorbed the energy, can avoid on-the-spot guardrail to penetrate the automobile body, also can play the guard action to passenger in the car.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic perspective view of an energy-absorbing end of a guardrail according to an embodiment of the present invention
FIG. 2 is a schematic side view of an energy absorbing end of the guardrail according to an embodiment of the present invention;
fig. 3 is a schematic front view of a guiding energy absorbing plate in an energy absorbing end of the guardrail according to an embodiment of the present invention.
Wherein the correspondence between the reference numbers and the names of the components in fig. 1 to 3 is:
1. the energy-absorbing device comprises an end baffle 2, a connecting bracket 3, a guiding energy-absorbing plate 4, a guide rail 5, a supporting frame 6, a connecting piece 7, an energy-absorbing groove 8 and an energy-absorbing sheet.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
As shown in fig. 1 and 2, an embodiment of the present invention provides a guardrail energy-absorbing end head, which comprises a connecting bracket 2, a guiding energy-absorbing plate 3 and a guide rail assembly;
the connecting bracket 2 comprises a support frame 5, and the support frame 5 is fixed on the guide rail assembly;
the guide energy-absorbing plate 3 is fixed with the support frame 5, and the guide energy-absorbing plate 3 is provided with an energy-absorbing groove 7;
the guide rail assembly is installed on the road surface of the starting position of the highway guardrail.
In this application, the guide rail assembly includes guide rail 4, is provided with the recess in the guide rail 4, and 5 bottoms of support frame are fixed in the recess. The guiding energy absorption plate 3 is fixed on the inner side of the top of the support frame 5. The guide rail assembly further comprises a bottom plate arranged at the bottom of the guide rail 4, the bottom plate is attached to the road surface, the bottom quality is increased, and the guide rail assembly is stable.
An anti-blocking block can be arranged on the inner side of the top of the support frame 5, and the guiding energy-absorbing plate 3 is fixed on the anti-blocking block.
According to the utility model discloses an embodiment, direction energy-absorbing plate 3 is corrugated plate, C shaped steel or square pipe.
In the embodiment, the extending direction of the corrugations of the corrugated plate is parallel to the axis of the connecting bracket 2, so that the corrugated plate is deformed to absorb energy when the corrugated plate directly impacts the guiding energy-absorbing plate 3. The waveform may be a two-layer waveform, a three-layer waveform, or a multi-layer waveform. In a similar way, C shaped steel and square all have the space of deformation, can absorb the energy, prevent to cause the damage to the vehicle.
The guiding energy absorption plate 3 is fixed on the support frame 5 through bolts or round steel. When a vehicle collides with the end part of the guide energy-absorbing plate 3, the guide energy-absorbing plate 3 is extruded and moved, and the energy-absorbing groove 7 of the guide energy-absorbing plate 3 is extruded and cut by a bolt or round steel and the like to absorb energy.
As shown in fig. 3, according to an embodiment of the present invention, the energy absorption groove 7 is formed along the length direction of the guiding energy absorption plate 3.
The energy absorption groove 7 is provided with a space which is convenient for axial deformation of the guide energy absorption plate 3 after being stressed and is arranged along the length direction of the guide energy absorption plate 3, so that energy can be absorbed. The energy absorption groove 7 can be in a drop shape, the small head faces outwards, the large head faces outwards, and more deformation space is provided.
According to the utility model discloses an embodiment, guardrail energy-absorbing end still includes energy-absorbing piece 8, and energy-absorbing piece 8 sets up on support frame 5.
The guiding energy-absorbing plate is arranged on one side of the support frame 5, and the energy-absorbing sheet 8 is arranged on the other side of the support frame 5. The energy absorbing sheet 8 is also capable of absorbing energy upon impact with a vehicle.
According to an embodiment of the present invention, the cross section of the energy-absorbing sheet 8 is arc, groove or rectangle, i.e. the energy-absorbing sheet 8 is arc steel, rectangular tube or channel steel.
According to the utility model discloses an embodiment is provided with the energy-absorbing groove on the energy-absorbing piece 8.
According to the utility model discloses an embodiment, guardrail energy-absorbing end still includes end baffle 1, and end baffle 1 sets up on the linking bridge 2 that is located the tip. The arrangement of the end baffle 1 can slow down the collision to the connecting bracket 2.
According to an embodiment of the utility model, be provided with energy-absorbing material in the end baffle 1. Rubber is filled in the end baffle 1, so that the energy absorption effect is better. Or an energy absorbing layer for buffering can be directly adhered to the front part of the end baffle 1. And a traffic line is arranged outside the energy absorption layer or on the end baffle 1.
According to the utility model discloses an embodiment, linking bridge 2 still includes the connecting piece 6 of being connected with support frame 5, and connecting piece 6 sets up the both sides of support frame 5.
The connecting piece 6 is arranged, so that the stability of the energy absorption end of the guardrail can be improved. The support frame 5 is a plurality of, and a plurality of support frames 5 are along guide rail assembly length direction equipartition, and 5 both sides of every support frame are provided with connecting piece 6 respectively.
According to the utility model discloses an embodiment, energy-absorbing groove 7 is a plurality of, and a plurality of energy-absorbing groove 7 are along the length direction equipartition of direction energy-absorbing plate 3.
A plurality of energy absorption grooves 7 are arranged, so that the energy absorption effect is better. The energy-absorbing guide plate, the connecting bracket 2 and the guide rail assembly can be changed in quantity or material thickness according to actual needs.
The utility model discloses well guide rail unit mount is on highway guardrail initial position's road surface, and 5 bottoms of support frame and guide rail 4 of linking bridge 2 are connected by bolted connection, 2 upper portions of linking bridge with direction energy-absorbing plate 3, and direction energy-absorbing plate 3 is connected with end baffle 1, the utility model provides a guardrail energy-absorbing end is used for highway trackside guardrail, has very high safety protection ability (the anticollision grade depends on the quantity of direction energy-absorbing plate 3 and energy-absorbing groove 7), can the life safety of accident vehicle driver and crew.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a guardrail energy-absorbing end which characterized in that: the guide rail assembly comprises a connecting bracket, a guide energy absorption plate and a guide rail assembly;
the connecting bracket comprises a supporting frame, and the supporting frame is fixed on the guide rail assembly;
the guide energy absorption plate is fixed with the support frame, and an energy absorption groove is formed in the guide energy absorption plate;
the guide rail assembly is installed on a road surface of a starting position of the highway guardrail.
2. The guardrail energy absorbing head of claim 1, wherein: the guide energy absorption plate is a corrugated plate, C-shaped steel or a square tube.
3. The guardrail energy absorbing head of claim 1, wherein: the energy absorption groove is formed along the length direction of the guide energy absorption plate.
4. The guardrail energy absorbing head of claim 1, wherein: the guardrail energy-absorbing end still includes the energy-absorbing piece, the energy-absorbing piece set up in on the support frame.
5. The guardrail energy absorbing head of claim 4, wherein: the cross section of the energy absorption sheet is arc-shaped, groove-shaped or rectangular.
6. The guardrail energy absorbing head of claim 4, wherein: and the energy absorption sheet is provided with an energy absorption groove.
7. The guardrail energy absorbing head of claim 1, wherein: the guardrail energy-absorbing end also comprises an end baffle, and the end baffle is arranged on the connecting bracket positioned at the end part.
8. The guardrail energy absorbing head of claim 7, wherein: and energy-absorbing materials are arranged in the end baffle.
9. The guardrail energy absorbing head of claim 1, wherein: the connecting support further comprises connecting pieces connected with the supporting frame, and the connecting pieces are arranged on two sides of the supporting frame.
10. The guardrail energy absorbing head of claim 1, wherein: the energy absorption plate is characterized in that the energy absorption grooves are multiple and are uniformly distributed along the length direction of the guide energy absorption plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921969792.8U CN211285258U (en) | 2019-11-15 | 2019-11-15 | Guardrail energy-absorbing end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921969792.8U CN211285258U (en) | 2019-11-15 | 2019-11-15 | Guardrail energy-absorbing end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211285258U true CN211285258U (en) | 2020-08-18 |
Family
ID=72011465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921969792.8U Active CN211285258U (en) | 2019-11-15 | 2019-11-15 | Guardrail energy-absorbing end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211285258U (en) |
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2019
- 2019-11-15 CN CN201921969792.8U patent/CN211285258U/en active Active
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