CN113026621A - Road vehicle restraint device - Google Patents
Road vehicle restraint device Download PDFInfo
- Publication number
- CN113026621A CN113026621A CN202110475697.8A CN202110475697A CN113026621A CN 113026621 A CN113026621 A CN 113026621A CN 202110475697 A CN202110475697 A CN 202110475697A CN 113026621 A CN113026621 A CN 113026621A
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- CN
- China
- Prior art keywords
- corrugated plate
- steel strand
- fixedly connected
- road vehicle
- restraint device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
Abstract
The invention relates to a road vehicle restraint device, comprising: the device comprises a corrugated plate, a plurality of anti-blocking blocks, a plurality of anchoring seats, a plurality of steel strand assemblies and a plurality of stand columns, wherein one ends of the stand columns are fixedly connected with the corrugated plate through the anti-blocking blocks, and the other ends of the stand columns are anchored in a roadbed; the anchoring seat is respectively and fixedly connected with the anti-blocking block and the corrugated plate, and the end part of the steel strand assembly is fixedly connected with the anchoring seat; the steel strand assembly is arranged behind the wave crests of the corrugated plate. The steel hinge line is additionally arranged at the wave crest on the back surface of the corrugated plate of the corrugated beam guardrail, the steel hinge line is tightly pressed at the wave crest through the specially designed special anti-blocking block, the anchoring seats are arranged at intervals for tensioning the steel hinge line to form a certain prestress effect, and finally the corrugated beam guardrail and the cable guardrail are perfectly combined together, so that the shock resistance and the blocking capability of the corrugated beam guardrail are greatly enhanced.
Description
Technical Field
The invention relates to the technical field of guardrails, in particular to a road vehicle restraint device.
Background
The guardrail that prior art provided is mainly the wave form roof beam guardrail, but when great vehicle overspeed produced the striking to the wave form guardrail, its collision energy probably exceeded guardrail self protection level, after the wave form guardrail was collided by the vehicle out of control, pre-buried stand is main stress part, consequently stand can be towards the guardrail outside bending deformation immediately, the wave form board received the tractive of stand and formed certain tensile force and stopped, the direction to the vehicle out of control this moment, but when pre-buried stand can't resist the impact of vehicle out of control to it and produce excessive bending or even lodging, the junction between wave form board and the stand at this moment can be sent out because of the impulsive tension is too big and can break, so can't form effective tensile force between the wave form board, can't stop the vehicle, lead to the fact major accident to the vehicle out of control road surface.
Disclosure of Invention
The invention provides a road vehicle restraint device, which solves the problems of insufficient anti-collision force, blocking force and guidance quality when a traditional waveform guardrail is subjected to heavy impact.
In order to achieve the purpose, the invention provides the following technical scheme:
a road vehicle restraint apparatus comprising: the anti-blocking device comprises a corrugated plate 1, a plurality of anti-blocking blocks 2, a plurality of anchoring seats 3, a plurality of steel strand assemblies and a plurality of upright posts 4, wherein one ends of the upright posts 4 are fixedly connected with the corrugated plate 1 through the anti-blocking blocks 2, and the other ends of the upright posts are anchored in a roadbed;
the anchoring seat 3 is respectively and fixedly connected with the anti-blocking block 2 and the corrugated plate 1, and the end part of the steel strand assembly is fixedly connected with the anchoring seat 3;
the steel strand assembly is arranged behind the wave crest of the corrugated plate 1.
Preferably, the anchoring seat 3 is matched with the corrugated plate 1 in shape.
Preferably, the anti-blocking block 2 is U-shaped, a plurality of support legs are arranged at the opening of the U-shaped, and clamping grooves 21 are formed in the tops of the support legs;
and a connecting block 22 is arranged between two adjacent support legs, and the distance from the connecting block 22 to the top of each support leg is matched with the distance from the wave trough to the wave crest of the corrugated plate 1.
Preferably, a plurality of first connecting holes 9 are formed in one end of the upright post 4 and the anti-blocking block 2, and the upright post 4 and the anti-blocking block 2 are fixedly connected through the first connecting holes 9.
Preferably, the connecting block 22, the anchoring seat 3 and the corrugated plate 1 are respectively provided with a second connecting hole 10, and the connecting block 22, the anchoring seat 3 and the corrugated plate 1 are fixedly connected through the second connecting holes 10.
Preferably, the corrugated plate 1 and the anchoring seat 3 are further provided with third connecting holes 11, and the corrugated plate 1 and the anchoring seat 3 are fixed through the third connecting holes 11.
Preferably, the steel strand assembly comprises a steel strand 5, a first anchor head 6, a second anchor head 7 and an adjusting screw 8, wherein one end of the first anchor head 6 is fixedly connected with the steel strand 5, and the other end of the first anchor head is fixedly connected with one end of the second anchor head 7;
the other end of the second anchor head 7 is connected with one end of an adjusting screw rod 8, and the other end of the adjusting screw rod 8 is connected with the anchoring seat 3.
Preferably, a fourth connecting hole 12 is formed in the anchoring seat 3, one end of the adjusting screw 8 is connected with the second anchor head 7, and the other end of the adjusting screw is connected with the anchoring seat 3 through the fourth connecting hole 12.
Preferably, the steel strand 5 is inserted into the slot 21, and the size of the slot 21 is larger than that of the steel strand 5.
Through implementing above technical scheme, have following technological effect: according to the road vehicle restraint device provided by the invention, the steel hinge line is additionally arranged at the wave crest on the back surface of the corrugated plate of the corrugated beam guardrail, the steel hinge line is tightly pressed at the wave crest through the specially designed special anti-blocking block, the anchoring seats are arranged at intervals for tensioning the steel hinge line to form a certain pre-stress effect, and finally the corrugated beam guardrail and the cable guardrail are perfectly combined together, so that the impact resistance and the blocking capability of the corrugated beam guardrail are greatly enhanced. The steel strand wires positioned on the back of the corrugated plate are used for increasing the tensioning capacity of the whole guardrail, the embedded columns are forced to be further bent and deformed towards the outer side of the guardrail by excessive collision energy, even when the embedded columns are lodged, the steel strand wires positioned on the back of the corrugated plate can generate tension force due to traction, the tension force can prevent the embedded columns from being bent towards the outer side of the guardrail continuously or even lodging, and share a part of traction force generated due to collision, so that the integral blocking, energy absorption and guiding capacity of the guardrail is guaranteed, and the situation that an out-of-control vehicle rides across the guardrail and rushes out of a road surface is effectively prevented.
Drawings
FIG. 1 is a schematic view of a road vehicle restraint system according to the present invention;
FIG. 2 is a schematic structural view of a corrugated plate according to the present invention;
FIG. 3 is a schematic structural view of an anchor seat provided in the present invention;
fig. 4 is a schematic structural view of the pillar and the anti-blocking block provided by the present invention.
Detailed Description
In order to better understand the technical scheme of the invention, the following detailed description is made on the embodiments provided by the invention in combination with the accompanying drawings.
Example one
As shown in fig. 1, it can be understood that the present embodiment provides a road vehicle restraint apparatus including: the anti-blocking device comprises a corrugated plate 1, a plurality of anti-blocking blocks 2, a plurality of anchoring seats 3, a plurality of steel strand assemblies and a plurality of upright posts 4, wherein one ends of the upright posts 4 are fixedly connected with the corrugated plate 1 through the anti-blocking blocks 2, and the other ends of the upright posts are anchored in a roadbed; the anchoring seat 3 is respectively and fixedly connected with the anti-blocking block 2 and the corrugated plate 1, and the end part of the steel strand assembly is fixedly connected with the anchoring seat 3; the steel strand assembly is arranged behind the wave crest of the corrugated plate 1. The anchoring seat 3 is matched with the corrugated plate 1 in shape.
In this embodiment, for solving the not enough problem of traditional waveform guardrail crashproof strength, under the condition that does not change original waveform guardrail structure, add steel hinge line subassembly in 1 back crest department of wave plate, tightly press steel hinge line subassembly in crest department by special anti-block 2 to set up anchor seat 3 at every a distance, be used for taut steel hinge line, form certain prestressing force effect, because anchor seat 3 need with steel strand wires 5 taut and press in 1 rear of wave plate, so anchor seat 3 shape with wave plate 1 phase-match. Finally, the wave-shaped beam guardrail and the cable guardrail are perfectly combined together, so that the impact resistance and the blocking capability of the wave-shaped beam guardrail are greatly enhanced.
Example two
As shown in fig. 1 to 4, in the road vehicle restraint device provided by this embodiment, the anti-blocking block 2 is U-shaped, the mouth of the U-shaped is provided with a plurality of support legs, and the tops of the support legs are provided with clamping grooves 21; and a connecting block 22 is arranged between two adjacent support legs, and the distance from the connecting block 22 to the top of each support leg is matched with the distance from the wave trough to the wave crest of the corrugated plate 1. One end of the upright post 4 and the anti-blocking block 2 are both provided with a plurality of first connecting holes 9, and the upright post 4 and the anti-blocking block 2 are fixedly connected through the first connecting holes 9. All be equipped with second connecting hole 10 on connecting block 22, anchor seat 3 and the wave plate 1, connecting block 22, anchor seat 3 and wave plate 1 pass through second connecting hole 10 fixed connection. The corrugated plate 1 and the anchoring seat 3 are further provided with third connecting holes 11, and the corrugated plate 1 and the anchoring seat 3 are fixed through the third connecting holes 11.
The steel strand wires subassembly includes steel strand wires 5, first anchor head 6, second anchor head 7 and adjusting screw 8, the one end and the 5 fixed connection of steel strand wires of first anchor head 6, the one end fixed connection of the other end and second anchor head 7, the other end and the one end of adjusting screw 8 of second anchor head 7 are connected, adjusting screw 8's the other end and anchor seat 3 are connected. And a fourth connecting hole 12 is formed in the anchoring seat 3, one end of the adjusting screw 8 is connected with the second anchor head 7, and the other end of the adjusting screw is connected with the anchoring seat 3 through the fourth connecting hole 12. The steel strand 5 is arranged in the clamping groove 21 in a penetrating mode, and the size of the clamping groove 21 is larger than that of the steel strand 5.
In the embodiment, one end of one group of parallel surfaces in the upright post 4 is provided with a first connecting hole 9 for anchoring connection with the anti-blocking block 2, and the other end of the upright post 4 is driven downwards into the roadbed; as shown in fig. 4, the block 2 is U-shaped, two parallel planes are provided with a first connection hole 9 connected with the upright column 4 in an anchoring manner, the block 2 is further provided with a connection plate, each connection plate is provided with a second connection hole 10 with a certain center distance, and the positions of the second connection holes 10 correspond to the second connection holes 10 on the corrugated plate 1 in a one-to-one manner for connecting the two connection holes in an anchoring manner. Six supporting legs are designed at the U-shaped opening of the anti-blocking block 2, a clamping groove 21 is formed in the top end of each supporting leg, the clamping groove 21 in the embodiment is a circular clamping groove 21, and the clamping grooves in other embodiments can be square and the like. The relative height size difference between the clamping groove 21 and the connecting plate is consistent with the size from the wave trough plane of the non-collision surface of the corrugated plate 1 to the top of the wave crest, the size of the clamping groove 21 is slightly larger than the outer diameter size of the steel hinge line, so that the steel hinge line can conveniently pass through and be tensioned subsequently, after the resistance block 2 is connected with the corrugated plate, the steel hinge line in the clamping groove 21 is tightly pressed on the wave crest on the back surface of the corrugated plate by the support legs of the resistance block 2, and can share part of traction tension for the corrugated plate, the resistance block 2 in the embodiment is U-shaped, and can be set to be V-shaped or W-shaped in other embodiments.
In this embodiment, as shown in fig. 3, the cross section of the anchor seat 3 is W-shaped, the overall dimension of the installation surface of the anchor seat is completely fitted with the overall shape of the back surface of the corrugated plate 1, the two planes of the anchor seat 3 at the bottom of the wave crest are provided with second connecting holes 10 with a certain distance, the second connecting holes 10 are in one-to-one correspondence with the second connecting holes 10 on the corrugated plate 1 and the second connecting holes 10 on the connecting plate, and the corresponding positions on the four slopes of the anchor seat 3 are provided with third connecting holes 11, the positions of which are in mutual correspondence with the third connecting holes 11 on the corrugated plate.
In this embodiment, the other side of the anchor seat 3 is welded with connecting piles for connecting steel strand wires, one part of the connecting piles are distributed at two ends of two outermost inclined planes of the anchor seat 3, the other part of the connecting piles are arranged at two ends of a middle trough of the anchor seat 3, and each connecting pile is processed with a fourth connecting hole 12 for passing through the adjusting screw 8 to connect the steel strand wires. The two ends of the steel strand wire are connected with the first anchor head 6 in an anchoring mode through the anchor core, one end of the steel strand wire is connected with the first anchor head 6, the adjusting screw 8 penetrates into the second anchor head 7 to form an adjusting screw 8 group, the adjusting screw 8 is clamped on a step hole in the second anchor head 7 through a step on the adjusting screw 8 and is connected with the second anchor head 7, the adjusting screw 8 cannot be pulled open along the axis in the opposite direction, one end with threads of the adjusting screw 8 group penetrates into a fourth connecting hole 12 reserved for a connecting pile on the anchor base 3, a gasket and a nut are sleeved on one end with threads of the adjusting screw 8, the first anchor head 6 is sequentially connected with the second anchor head 7 on the adjusting screw 8 group through the steel strand wire with the first anchor head 6 at two ends, the connecting purpose is achieved by the threads of the adjusting screw 8 group, and finally the steel strand wire is pulled and stretched by adjusting the nut on the adjusting screw 8 group, reach certain prestressing force effect, the numerical value of tensile force accessible torque wrench who uses when tensioning controls.
While the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (9)
1. A road vehicle restraint device, comprising: the anti-blocking device comprises a corrugated plate (1), a plurality of anti-blocking blocks (2), a plurality of anchoring seats (3), a plurality of steel strand assemblies and a plurality of upright columns (4), wherein one ends of the upright columns (4) are fixedly connected with the corrugated plate (1) through the anti-blocking blocks (2), and the other ends of the upright columns are anchored in a roadbed;
the anchoring seat (3) is respectively and fixedly connected with the anti-blocking block (2) and the corrugated plate (1), and the end part of the steel strand assembly is fixedly connected with the anchoring seat (3);
the steel strand assembly is arranged behind the wave crest of the corrugated plate (1).
2. A road vehicle restraint device according to claim 1, wherein the anchor seat (3) is form-matched to the corrugated plate (1).
3. A road vehicle restraint device according to claim 1, wherein the anti-block (2) is U-shaped, the mouth of the U-shape is provided with a plurality of support legs, and the tops of the support legs are provided with clamping grooves (21);
and a connecting block (22) is arranged between every two adjacent support legs, and the distance from the connecting block (22) to the top of each support leg is matched with the distance from the wave trough to the wave crest of the corrugated plate (1).
4. A road vehicle restraint device according to claim 1, wherein one end of the upright post (4) and the block (2) are provided with a plurality of first connecting holes (9), and the upright post (4) and the block (2) are fixedly connected through the first connecting holes (9).
5. A road vehicle restraint device according to claim 3, wherein the connecting block (22), the anchoring seat (3) and the corrugated plate (1) are provided with second connecting holes (10), and the connecting block (22), the anchoring seat (3) and the corrugated plate (1) are fixedly connected through the second connecting holes (10).
6. A road vehicle restraint device according to claim 1, wherein the corrugated plate (1) and the anchoring seat (3) are further provided with third connecting holes (11), and the corrugated plate (1) and the anchoring seat (3) are fixed through the third connecting holes (11).
7. A road vehicle restraint device according to claim 3, wherein the steel strand assembly comprises a steel strand (5), a first anchor head (6), a second anchor head (7) and an adjusting screw (8), one end of the first anchor head (6) is fixedly connected with the steel strand (5), and the other end is fixedly connected with one end of the second anchor head (7);
the other end of the second anchor head (7) is connected with one end of an adjusting screw rod (8), and the other end of the adjusting screw rod (8) is connected with the anchoring seat (3).
8. A road vehicle restraint device according to claim 7, wherein the anchor base (3) is provided with a fourth connecting hole (12), and the adjusting screw (8) is connected with the second anchor head (7) at one end and with the anchor base (3) at the other end through the fourth connecting hole (12).
9. A road vehicle restraint device according to claim 7, wherein the steel strand (5) is threaded into the slot (21), the slot (21) having a size greater than the size of the steel strand (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110475697.8A CN113026621A (en) | 2021-04-29 | 2021-04-29 | Road vehicle restraint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110475697.8A CN113026621A (en) | 2021-04-29 | 2021-04-29 | Road vehicle restraint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113026621A true CN113026621A (en) | 2021-06-25 |
Family
ID=76455485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110475697.8A Pending CN113026621A (en) | 2021-04-29 | 2021-04-29 | Road vehicle restraint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113026621A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114370020A (en) * | 2022-01-25 | 2022-04-19 | 湘潭大学 | Self-resetting anti-collision guardrail and installation method thereof |
| CN114438929A (en) * | 2021-09-29 | 2022-05-06 | 靖州鑫兴智能科技有限公司 | Anti-impact blocking barrier gate |
-
2021
- 2021-04-29 CN CN202110475697.8A patent/CN113026621A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438929A (en) * | 2021-09-29 | 2022-05-06 | 靖州鑫兴智能科技有限公司 | Anti-impact blocking barrier gate |
| CN114370020A (en) * | 2022-01-25 | 2022-04-19 | 湘潭大学 | Self-resetting anti-collision guardrail and installation method thereof |
| CN114370020B (en) * | 2022-01-25 | 2024-03-08 | 湘潭大学 | Self-resetting crash barrier and installation method thereof |
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