CN214832209U - Anti-collision guardrail structure for expressway reconstruction and extension project - Google Patents
Anti-collision guardrail structure for expressway reconstruction and extension project Download PDFInfo
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- CN214832209U CN214832209U CN202121785321.9U CN202121785321U CN214832209U CN 214832209 U CN214832209 U CN 214832209U CN 202121785321 U CN202121785321 U CN 202121785321U CN 214832209 U CN214832209 U CN 214832209U
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Abstract
The application discloses highway rebuilds anticollision barrier structure of engineering relates to highway guardrail technical field, and it is low to improve current highway guardrail structural strength, the poor problem of anticollision effect, including installing two subaerial stands, two all install the first buffering subassembly of a plurality of on the stand, the installation component is installed to one side of first buffering subassembly, is located two on the same water flat line install the railing between the installation component. This application is when receiving the striking, and the installation piece is at first extrudeed the inside first buffer spring of installation casing, carries out buffering elimination for the first time to the impact force, when the contact of the second connecting plate in railing and the second buffering subassembly, extrudees second buffer spring, carries out the buffering elimination for the second time to the impact force to greatly reduced the destruction of collision to the railing.
Description
Technical Field
The application relates to the technical field of highway guardrails, in particular to an anti-collision guardrail structure for reconstruction and extension projects of highways.
Background
The highway traffic volume in China shows a rapid growth trend in recent years, the annual growth rate of part of provincial traffic volume exceeds 10%, and the local road section approaches or even exceeds the designed traffic volume. According to the statistics of related accidents of the state, the problem that secondary serious accidents are caused by the fact that large and medium-sized vehicles cannot pass through the guardrail of the central division belt to collide with opposite vehicles due to the fact that the protection capability of the guardrail of the central division belt of the road is low is serious.
The existing highway guardrail structure has low structural strength and poor anti-collision effect, and can not meet the requirement of use, so that the anti-collision guardrail structure for highway reconstruction and extension projects is provided at present.
SUMMERY OF THE UTILITY MODEL
In order to improve current highway guardrail structural strength low, the poor problem of anticollision effect, this application provides highway reconstruction and extension project's anticollision barrier structure.
The application provides highway rebuilds anti-collision guardrail structure of engineering adopts following technical scheme:
the anti-collision guardrail structure of the highway reconstruction and extension project comprises two upright posts arranged on the ground, wherein a plurality of first buffer assemblies are arranged on the two upright posts, one side of each first buffer assembly is provided with an installation assembly, a guardrail is arranged between the two installation assemblies on the same horizontal line, a connecting plate is fixedly connected between the two first buffer assemblies on the same horizontal line, and a second buffer assembly is arranged between the connecting plate and the guardrail;
the first buffer assembly comprises an installation shell, an installation block is movably installed on one side of the installation shell, and a first buffer spring is installed at one end, located in the installation shell, of the installation block;
the mounting assembly comprises two symmetrically arranged arc-shaped clamping plates, the side surfaces of the two arc-shaped clamping plates are integrally connected with a mounting plate, and the mounting plate is connected with a mounting block through a first fixing bolt;
the second buffer assembly comprises a first connecting plate and a second connecting plate arranged on one side of the first connecting plate, and a second buffer spring is installed between the first connecting plate and the second connecting plate.
Through adopting above-mentioned technical scheme, through the setting of first buffering subassembly, when the railing that is located the place ahead receives the striking, played the effect of first buffering, through the setting of second buffering subassembly, when the railing that is located the place ahead receives the striking, played the effect of secondary buffering.
Optionally, the back of the mounting shell is fixedly connected with a mounting sleeve, and the mounting sleeve is sleeved on the outer surface of the upright column and connected through a second fixing bolt.
Through adopting above-mentioned technical scheme, install cover and stand through the mode that adopts the bolt, the installation of being convenient for is easily under construction.
Optionally, one end of the mounting block located inside the mounting shell is fixedly connected with a limiting plate.
Through adopting above-mentioned technical scheme, can effectively prevent that the installation piece from shifting out from the inside of installation casing.
Optionally, a telescopic rod is arranged inside the first buffer spring, and two ends of the telescopic rod are respectively fixedly connected with the installation shell and the limiting plate.
Through adopting above-mentioned technical scheme, through the setting of telescopic link, strengthened being connected between installation piece and the installation casing, can effectively reduce the effort of installation piece to installation casing upper shed department.
Optionally, the end of the arc-shaped clamping plate is integrally connected with a baffle.
Through adopting above-mentioned technical scheme, can prevent effectively that the railing from droing from the tip of two arc splint.
To sum up, the present application includes the following beneficial effects:
this application is through when receiving the striking, the installation piece is at first extrudeed the inside first buffer spring of installation casing, carry out the buffering elimination for the first time to the impact force, when the contact of the second connecting plate in railing and the second buffering subassembly, extrude second buffer spring, carry out the buffering elimination for the second time to the impact force, thereby greatly reduced the collision to the destruction of railing, and simultaneously, through the setting of connecting plate, form double-deck guardrail with the railing of front, make the structural strength of whole device big, the crashproof ability is strong.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic side view, cross-sectional structure of a first cushion assembly of the present invention;
fig. 4 is a side view of the arc splint of the present invention.
Description of reference numerals: 1. a column; 2. a first buffer assembly; 21. installing a shell; 22. mounting blocks; 23. a first buffer spring; 3. mounting the component; 31. an arc-shaped splint; 32. mounting a plate; 33. a first fixing bolt; 4. a railing; 5. a connecting plate; 6. a second buffer assembly; 61. a first connecting plate; 62. a second connecting plate; 63. a second buffer spring; 7. installing a sleeve; 8. a second fixing bolt; 9. a limiting plate; 10. a telescopic rod; 11. and a baffle plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
Referring to fig. 1-3, the crash barrier structure for highway reconstruction and expansion engineering comprises two columns 1 installed on the ground, wherein a plurality of first buffer assemblies 2 are installed on the two columns 1, and through the arrangement of the first buffer assemblies 2, when the handrail 4 positioned in front is impacted, the first buffer function is achieved, the mounting component 3 is arranged on one side of the first buffer component 2, the handrail 4 is arranged between the two mounting components 3 positioned on the same horizontal line, the installation of the railing 4 is realized through the arrangement of the installation component 3, a connecting plate 5 is fixedly connected between the two first buffer components 2 positioned on the same horizontal line, a second buffer component 6 is arranged between the connecting plate 5 and the railing 4, through the setting of second buffering subassembly 6, when being located the railing 4 in front and receive the striking, played the effect of secondary buffering.
The second buffer assembly 6 comprises a first connecting plate 61 and a second connecting plate 62 arranged on one side of the first connecting plate 61, the first connecting plate 61 is mounted on the connecting plate 5 in a bolt mode, a gap is formed between the second connecting plate 62 and the rail 4, a second buffer spring 63 is mounted between the first connecting plate 61 and the second connecting plate 62, the number of the second buffer springs 63 is a plurality, and the second buffer springs 63 are mounted between the first connecting plate 61 and the second connecting plate 62 in a rectangular array mode.
Referring to fig. 1 and 2, the back of the installation shell 21 is fixedly connected with an installation sleeve 7, the installation sleeve 7 is sleeved on the outer surface of the upright post 1 and is connected with the upright post 1 through a second fixing bolt 8, and the installation sleeve 7 and the upright post 1 are installed in a bolt mode, so that the installation is convenient and the construction is easy.
Referring to fig. 3, the mounting block 22 is located the one end fixedly connected with limiting plate 9 inside the mounting housing 21, the limiting plate 9 can move inside the mounting housing 21, and the size of the limiting plate 9 is larger than the size of the opening, so that the mounting block 22 can be effectively prevented from moving out of the inside of the mounting housing 21.
Referring to fig. 3, the inside of first buffer spring 23 is provided with telescopic link 10, and the both ends of telescopic link 10 respectively with installation casing 21 and limiting plate 9 fixed connection, through the setting of telescopic link 10, strengthened being connected between installation piece 22 and the installation casing 21, can effectively reduce the effort of installation piece 22 to installation casing 21 upper shed department.
Referring to fig. 4, the end of the arc-shaped clamping plate 31 is integrally connected with the baffle plate 11, and the rail 4 can be effectively prevented from falling off from the ends of the two arc-shaped clamping plates 31 by the baffle plate 11.
The implementation principle of the application is as follows:
when railing 4 who is located the place ahead receives the striking, installation piece 22 extrudees the inside first buffer spring 23 of installation casing 21 at first, carry out the buffering elimination for the first time to the impact force, when railing 4 contacts with second connecting plate 62 among the second buffer unit 6, extrude second buffer spring 63, the buffering elimination for the second time is carried out to the impact force, thereby greatly reduced the destruction of collision to railing 4, and simultaneously, through the setting of connecting plate 5, form double-deck guardrail with anterior railing 4, make the structural strength of whole device big, crashworthiness is strong.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. Highway rebuilds anti-collision guardrail structure of enlargement engineering, including installing two subaerial stand (1), its characterized in that: a plurality of first buffer assemblies (2) are respectively arranged on the two upright posts (1), one side of each first buffer assembly (2) is provided with a mounting assembly (3), a railing (4) is arranged between the two mounting assemblies (3) on the same horizontal line, a connecting plate (5) is fixedly connected between the two first buffer assemblies (2) on the same horizontal line, and a second buffer assembly (6) is arranged between the connecting plate (5) and the railing (4);
the first buffer assembly (2) comprises an installation shell (21), an installation block (22) is movably installed on one side of the installation shell (21), and a first buffer spring (23) is installed at one end, located inside the installation shell (21), of the installation block (22);
the mounting assembly (3) comprises two arc-shaped clamping plates (31) which are symmetrically arranged, the side surfaces of the two arc-shaped clamping plates (31) are integrally connected with a mounting plate (32), and the mounting plate (32) is connected with a mounting block (22) through a first fixing bolt (33);
the second buffer assembly (6) comprises a first connecting plate (61) and a second connecting plate (62) arranged on one side of the first connecting plate (61), and a second buffer spring (63) is installed between the first connecting plate (61) and the second connecting plate (62).
2. The crash barrier structure of a highway reconstruction and extension project according to claim 1, wherein: the back fixedly connected with installation cover (7) of installation casing (21), installation cover (7) suit is just connected through second fixing bolt (8) at the surface of stand (1).
3. The crash barrier structure of a highway reconstruction and extension project according to claim 1, wherein: the mounting block (22) is located at one end inside the mounting shell (21) and is fixedly connected with a limiting plate (9).
4. The crash barrier structure of a highway reconstruction and extension project according to claim 3, wherein: the inside of first buffer spring (23) is provided with telescopic link (10), the both ends of telescopic link (10) respectively with installation casing (21) and limiting plate (9) fixed connection.
5. The crash barrier structure of a highway reconstruction and extension project according to claim 1, wherein: the end part of the arc-shaped clamping plate (31) is integrally connected with a baffle plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121785321.9U CN214832209U (en) | 2021-08-02 | 2021-08-02 | Anti-collision guardrail structure for expressway reconstruction and extension project |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121785321.9U CN214832209U (en) | 2021-08-02 | 2021-08-02 | Anti-collision guardrail structure for expressway reconstruction and extension project |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214832209U true CN214832209U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121785321.9U Active CN214832209U (en) | 2021-08-02 | 2021-08-02 | Anti-collision guardrail structure for expressway reconstruction and extension project |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214832209U (en) |
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2021
- 2021-08-02 CN CN202121785321.9U patent/CN214832209U/en active Active
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