CN214328658U - Abduction formula end guardrail - Google Patents
Abduction formula end guardrail Download PDFInfo
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- CN214328658U CN214328658U CN202023034624.5U CN202023034624U CN214328658U CN 214328658 U CN214328658 U CN 214328658U CN 202023034624 U CN202023034624 U CN 202023034624U CN 214328658 U CN214328658 U CN 214328658U
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Abstract
The utility model relates to an abduction formula end guardrail, include: the utility model provides a plurality of bracing, a plurality of prevent blockking and wave form beam slab, prevent that the blockking is fixed on the wave form beam slab, the bracing include with prevent blockking fixed connection's first end and be used for holding with the fixed second end of road bed. The utility model discloses the tip that makes the guardrail is farther apart from the lane to introduce the guardrail gradually with the position parallel with lane edge line, can avoid the tip of guardrail when making out of control vehicle collision guardrail to the at utmost, the slant design of abduction simultaneously can also play the effect of direction, thereby reduces the severity of collision accident. In addition, when crossing the roadside drainage ditch, the whole ditch-crossing section is not provided with a support upright post, only an inclined strut is arranged at a proper position of the ditch-crossing section for supporting the roadside abduction type upstream end socket, and a cable type guardrail is arranged for enhancing the protection performance of the roadside abduction type upstream end socket.
Description
Technical Field
The utility model relates to a guardrail technical field, in particular to abduction formula end guardrail.
Background
The guardrail provided by the prior art is insufficient in anti-collision grade, lack of transition among different rigid guardrails, and the end of the guardrail is not subjected to safety treatment, wherein the end part of the guardrail is not subjected to safety treatment and is most protruded and serious, and an accident vehicle collides at the end part of the guardrail in an entrance triangular area, the starting end of the guardrail on the roadside or the opening end part of the guardrail of a central separation belt, so that a casualty accident with serious consequences is usually caused.
When a vehicle collides with a guardrail end which is not specially treated, the collision angle is large (basically equivalent to a frontal collision), the guiding effect on the vehicle is not obvious, the buffering time is short, and the acceleration is large, so that the severity of the collision accident between the vehicle and the guardrail end is far greater than the severity of the accident caused by scraping between the vehicle and the roadside.
In addition, the excavation section of the highway is a special section, and a roadside drainage ditch must be arranged due to the fact that a roadside clear area is narrow and a mountain body blocks the roadside clear area, so that the roadside guardrail cannot be arranged at a position far away from a traffic lane, therefore, the outward-extending type upstream end can be generally arranged at the starting end of the roadside guardrail of the excavation section, and when the outward-extending type upstream end extends towards the traffic lane, the outward-extending type upstream end must cross the drainage ditch positioned at the roadside, so that part of guardrail supporting columns need to be anchored on a drainage ditch cover, in order to anchor the guardrail supporting columns on the drainage ditch cover, part of the drainage ditch cover needs to be transformed, the construction difficulty and the construction cost are increased, and meanwhile, the normal drainage of the drainage ditch and the maintenance of the drainage ditch are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an abduction formula end guardrail has solved the problem that guardrail anticollision grade is not enough, lack the transition between different rigidity guardrails.
In order to achieve the above object, the present invention provides the following technical solutions:
an abduction end guard comprising: a plurality of bracing 1, a plurality of prevent blockking 2 and wave form beam slab 3, prevent blockking 2 and fix on the wave form beam slab 3, bracing 1 include with prevent blockking 2 fixed connection's first end and be used for with the fixed second end of road bed.
Preferably, the anti-blocking device further comprises a friction beam 4, a plurality of connecting plates 5 are arranged on the anti-blocking block 2, and the anti-blocking block 2, the wave beam plate 3 and the friction beam 4 are fixed through the connecting plates 5;
the corrugated beam plate 3 is disposed above the friction beam 4.
Preferably, the inclined strut 1 comprises a support upright 6, a support inclined rod 7 and a support plate 8, the support plate 8 is fixedly connected with the anti-blocking block 2, and the support upright 6 is used for being fixed on a roadbed.
Preferably, a flat plate is arranged on the supporting diagonal rod 7, first connecting holes are formed in the flat plate and the supporting upright post 6, and the supporting upright post 6 and the supporting diagonal rod 7 are fixed in angle through the first connecting holes;
the supporting diagonal rods 7 and the supporting upright posts 6 are square tubes.
Preferably, a plurality of second connecting holes are formed in one end of the supporting plate 8 and the supporting inclined rod 7, and the supporting plate 8 and the supporting inclined rod 7 are fixed through the second connecting holes;
one of the second connecting holes in the support plate 8 is an arc-shaped hole.
Preferably, a plurality of third connecting holes are formed in the lower bottom ends of the block prevention block 2 and the support plate 8, and the block prevention block 2 and the support plate 8 are fixedly connected through the third connecting holes.
Preferably, a plurality of first upright columns 10 are arranged at two ends of the extension type end guardrail, one ends of the first upright columns 10 are fixed in the anti-blocking blocks 2, and the other ends of the first upright columns 10 are used for being fixed on a roadbed.
Preferably, the back of the corrugated beam plate 3 is provided with a plurality of cables 9, the anti-blocking block 2 and the first upright post 10 are both provided with a plurality of fourth connecting holes, and the cables 9 penetrate through the whole outward-extending end guardrail through the fourth connecting holes.
Through implementing above technical scheme, have following technological effect: the utility model provides an abduction formula end guardrail makes the tip of guardrail farther apart from the lane to introduce the guardrail gradually with the position that is parallel with lane edge line, can avoid the tip of guardrail when making out of control vehicle collision guardrail to the at utmost, the slant design of abduction simultaneously can also play the effect of direction, thereby reduces the severity of collision accident. In addition, when crossing the roadside drainage ditch, the whole ditch-crossing section is not provided with a support upright post, only an inclined strut is arranged at a proper position of the ditch-crossing section for supporting the roadside abduction type upstream end socket, and a cable type guardrail is arranged for enhancing the protection performance of the roadside abduction type upstream end socket.
Drawings
Fig. 1 is a schematic structural view of an extended end guardrail provided by the present invention;
fig. 2 is a schematic structural view of the anti-blocking block provided by the present invention;
fig. 3 is a schematic structural view of the inclined strut provided by the present invention.
Detailed Description
For better understanding of the technical solutions of the present invention, the following detailed description of the embodiments provided in the present invention is provided with reference to the accompanying drawings.
Example one
As shown in fig. 1-2, it can be appreciated that the present embodiment provides a flared end guard, comprising: a plurality of bracing 1, a plurality of prevent blockking 2 and wave form beam slab 3, prevent blockking 2 and fix on wave form beam slab 3, bracing 1 includes with prevent blockking 2 fixed connection's first end and be used for holding with the fixed second end of road bed. The anti-blocking device is characterized by further comprising a friction beam 4, a plurality of connecting plates 5 are arranged on the anti-blocking block 2, and the anti-blocking block 2, the corrugated beam plate 3 and the friction beam 4 are fixed through the connecting plates 5; the corrugated beam plate 3 is disposed above the friction beam 4.
In this embodiment, the flared end guardrail is connected with ordinary standard guardrail, sets up it slant, passes through. The wave-shaped beam slab 3 penetrates through the whole guardrail to become one of main body parts of the guardrail, the inclined strut 1 is used for supporting the wave-shaped beam slab 3, one end of the inclined strut is fixed on a roadbed, the other end of the inclined strut is connected with the block preventing block 2 to support the wave-shaped beam slab 3, and in the embodiment, the inclined strut further comprises a friction beam 4 which is connected with the block preventing block 2.
In this embodiment, as shown in fig. 2, a plane of the anti-blocking block 2 perpendicular to two parallel sides of the anti-blocking block is provided with a plurality of connecting plates 5, the upper portion of the plane is provided with four connecting plates 5, the four connecting plates 5 are distributed at a certain interval, and a hole is processed at a proper position of each connecting plate 5 to jointly form a hole system which can be in one-to-one correspondence with the holes on the corrugated beam plate 3; the lower part is also provided with a connecting plate 5, holes are processed on the connecting plate 5, and the hole positions correspond to the holes on the friction beam 4 one by one. Thus, the anti-blocking block 2 is fixed with the corrugated beam plate 3 and the friction beam 4.
In this embodiment, when abduction formula end guardrail is used for striding over roadside escape canal, whole ditch span section need not to set up the stand, consequently does not have the condition that the stand need anchor on the escape canal cover, through setting up the ditch span section that bracing 1 was used for supporting roadside abduction formula upper reaches end, the fixing of bracing 1 is on the dirt roadbed outside the escape canal, does not have the stand to support in order to complement and causes its crashworthiness to descend in the ditch span section, and the design of so still greatly reduced the construction degree of difficulty and construction cost when guaranteeing the protective properties of roadside abduction formula upper reaches end to can not destroy the escape canal apron, do not influence the maintenance of drainage and escape canal.
Example two
As shown in fig. 3, in the flared end fence provided in this embodiment, the inclined strut 1 includes a supporting upright 6, a supporting inclined rod 7 and a supporting plate 8, the supporting plate 8 is fixedly connected to the block 2, and the supporting upright 6 is used to be fixed on a roadbed. A flat plate is arranged on the supporting diagonal rod 7, first connecting holes are formed in the flat plate and the supporting upright post 6, and the supporting upright post 6 and the supporting diagonal rod 7 are fixed in angle through the first connecting holes; the supporting diagonal rods 7 and the supporting upright posts 6 are square tubes. A plurality of second connecting holes are formed in one end of the supporting plate 8 and the supporting inclined rod 7, and the supporting plate 8 and the supporting inclined rod 7 are fixed through the second connecting holes; one of the second connecting holes in the support plate 8 is an arc-shaped hole. The lower bottom ends of the anti-blocking block 2 and the supporting plate 8 are provided with a plurality of third connecting holes, and the anti-blocking block 2 and the supporting plate 8 are fixedly connected through the third connecting holes.
In this embodiment, bracing 1 is used for supporting abduction formula end guardrail, wherein, bracing 1 comprises support post 6, support down tube 7 and backup pad 8, support post 6 is connected with the one end that supports down tube 7, support the down tube 7 other end with backup pad 8 is fixed, and during support post 6 squeezed into the roadside road bed through the pile driver, support down tube 7 was welded into wholly by being certain angle with the flat board with the square pipe of the same cross-section of support post 6. In this embodiment, second connecting hole quantity in the backup pad 8 is two, and one of them is the arc hole, the arc hole position in the backup pad 8 is expanded with the connecting hole as the center, and the backup pad 8 can use the connecting hole to rotate as the rotation center along the arc hole, and the purpose is that the regulation of certain angle can be carried out during the backup pad 8 installation to make things convenient for bracing 1 with prevent hindering the connection of piece 2.
EXAMPLE III
As shown in fig. 1, in the flared end guardrail provided in this embodiment, a plurality of first upright posts 10 are disposed at two ends of the flared end guardrail, one end of each first upright post 10 is fixed in the anti-blocking block 2, and the other end of each first upright post is used for being fixed on a roadbed. The outward-extending guardrail extends on the basis of a common standard guardrail, namely one end of the outward-extending guardrail is connected with the common standard guardrail, standard guardrail upright posts are arranged at two ends of the whole guardrail, wherein the standard guardrail upright posts are not arranged at a crossing section of a crossing roadside drainage ditch, a plurality of inclined struts 1 are arranged at proper positions, and the anchoring of the inclined struts 1 and a roadbed is realized in a mode of driving into the roadbed without interfering with drainage ditch rods; at the tail end of the roadside abduction type upstream end, a mountain or a wall can be directly anchored and connected with the roadside abduction type upstream end in a conditional way, the end part of the roadside abduction type upstream end is completely hidden, and the end parts of the wave beam plate 3 and the friction support beam are guarded by a circular toe cap in an unconditional way.
The back of the corrugated beam plate 3 is provided with a plurality of cables 9, the anti-blocking block 2 and the first upright post 10 are both provided with a plurality of fourth connecting holes, and the cables 9 penetrate through the whole outward-extending end guardrail through the fourth connecting holes. In order to overcome the defect that the anti-collision capacity of the trench-spanning section is reduced due to the fact that no upright post supports the trench-spanning section, a cable 9 is additionally arranged on the back face of the whole roadside flared upstream end, and a pin is used for connecting the cable 9 type guardrail and the roadside flared upstream end into a whole so as to enhance the protection performance of the roadside flared upstream end. In this embodiment, three cables 9 are arranged behind the corrugated beam plate 3, and correspondingly, fourth connecting holes are arranged on the anti-blocking block 2 and the first upright posts 10 at two ends for the cables 9 to penetrate through. Adjusting screws at two ends of the cable 9 are arranged on the first combined type anti-blocking block 2 and the last combined type anti-blocking block 2 at the upstream end, and the tensioning degree of the cable 9 on the guardrail of the cable 9 is realized by loosening and tightening outer hexagon nuts on the adjusting screws. All the components in the embodiments and the above embodiments are made of steel.
It is above to the embodiment of the present invention provides an abduction type end guard bar, to the general technical personnel in this field, according to the embodiment of the present invention, there is a change part on the concrete implementation and the application scope, to sum up, this description content should not be understood as the restriction of the present invention.
Claims (8)
1. An abduction type end guard rail, comprising: a plurality of bracing (1), a plurality of prevent hindering piece (2) and wave form beam slab (3), prevent that hinder piece (2) to fix on wave form beam slab (3), bracing (1) include with prevent hindering piece (2) fixed connection's first end and be used for holding with the fixed second end of road bed.
2. The flared end fence according to claim 1, further comprising a friction beam (4), wherein the block (2) is provided with a plurality of connecting plates (5), and the block (2) is fixed with the corrugated beam plate (3) and the friction beam (4) through the connecting plates (5);
the corrugated beam plate (3) is arranged above the friction beam (4).
3. The flared end fence according to claim 1, wherein the diagonal brace (1) comprises a support upright (6), a support diagonal bar (7) and a support plate (8), the support plate (8) is fixedly connected with the block (2), and the support upright (6) is used for being fixed on a roadbed.
4. The flared end guard according to claim 3, wherein the support diagonal (7) is provided with a flat plate, the flat plate and the support post (6) are provided with first connection holes, and the support post (6) and the support diagonal (7) are angularly fixed through the first connection holes;
the supporting diagonal rods (7) and the supporting upright posts (6) are square tubes.
5. The flared end fence according to claim 4, wherein one end of the supporting plate (8) and the supporting diagonal rod (7) are provided with a plurality of second connecting holes, and the supporting plate (8) and the supporting diagonal rod (7) are fixed through the second connecting holes;
one of the second connecting holes in the supporting plate (8) is an arc-shaped hole.
6. The flared end fence as defined in claim 5, wherein the lower bottom ends of the block (2) and the support plate (8) are provided with a plurality of third connecting holes, and the block (2) and the support plate (8) are fixedly connected through the third connecting holes.
7. The flared end guard according to any of claims 1-6, wherein a plurality of first posts (10) are provided at both ends of the flared end guard, one end of the first posts (10) is fixed in the block (2), and the other end is used for fixing on a road bed.
8. The flared end guard of claim 7, wherein the back of the corrugated beam plate (3) is provided with a plurality of cables (9), the block (2) and the first upright post (10) are provided with a plurality of fourth connecting holes, and the cables (9) extend through the entire flared end guard through the fourth connecting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023034624.5U CN214328658U (en) | 2020-12-16 | 2020-12-16 | Abduction formula end guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023034624.5U CN214328658U (en) | 2020-12-16 | 2020-12-16 | Abduction formula end guardrail |
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| Publication Number | Publication Date |
|---|---|
| CN214328658U true CN214328658U (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023034624.5U Active CN214328658U (en) | 2020-12-16 | 2020-12-16 | Abduction formula end guardrail |
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| CN (1) | CN214328658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288060A (en) * | 2022-08-03 | 2022-11-04 | 北京中路安交通科技有限公司 | Truss type corrugated beam guardrail structure and layout method thereof |
-
2020
- 2020-12-16 CN CN202023034624.5U patent/CN214328658U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288060A (en) * | 2022-08-03 | 2022-11-04 | 北京中路安交通科技有限公司 | Truss type corrugated beam guardrail structure and layout method thereof |
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