CN115110456B - Intelligent guardrail is used in bridge construction - Google Patents
Intelligent guardrail is used in bridge construction Download PDFInfo
- Publication number
- CN115110456B CN115110456B CN202210849762.3A CN202210849762A CN115110456B CN 115110456 B CN115110456 B CN 115110456B CN 202210849762 A CN202210849762 A CN 202210849762A CN 115110456 B CN115110456 B CN 115110456B
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- China
- Prior art keywords
- buffering
- guardrail
- bridge construction
- column
- decelerating
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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
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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
- E01F15/0461—Supports, e.g. posts
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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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
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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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the technical field related to bridge construction, and discloses an intelligent guardrail for bridge construction, which comprises a guardrail base mechanism, wherein the guardrail base mechanism comprises a guardrail base, a bottom retarding cavity is arranged in the guardrail base in an array manner, a buffering mounting plate is slidably mounted in the bottom retarding cavity, a decelerating column is rotatably mounted on the buffering mounting plate, and an inflatable collision buffering air bag strip is arranged in an annular array of the decelerating column; the guardrail base mechanism of the intelligent guardrail for bridge construction is internally provided with the springable buffering and decelerating structure which can be started by the pushing cylinder in the bottom decelerating cavity to push the buffering and mounting plate to push the decelerating column outwards, and the height of the decelerating column is set to form an intercepting and decelerating effect on the front side of the wheel part of the vehicle, so that the wheel set rotates on the upper side of the decelerating column to drive the decelerating column to rotate in the process of forward sliding of the vehicle after collision, and the decelerating column shares forward sliding power of the vehicle, thereby achieving the effect of reducing the forward continuous sliding force of the vehicle.
Description
Technical Field
The invention relates to the technical field related to bridge construction, in particular to an intelligent guardrail for bridge construction.
Background
Along with the development in city, the bridge often need be to the bridge floor construction maintenance work, and need carry out the installation of guardrail to the road in the work progress, thereby avoid appearing the problem that the vehicle travel collided in the construction maintenance process, protect constructor simultaneously and avoid receiving the vehicle striking problem, and guardrail function protection effect is single now, when the vehicle non-perpendicular strikes, the vehicle receives gravity and inertia influence and can continue to travel a section distance forward usually, and conventional guardrail structure can't effectively protect its impact force that follow-up impulsive force and slide and cause usually, thereby it has follow-up potential safety hazard and easily causes chain accident problem at vehicle collision in-process that slides.
Disclosure of Invention
The invention aims to provide an intelligent guardrail for bridge construction, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme.
The intelligent guardrail for bridge construction comprises a guardrail base mechanism, wherein the guardrail base mechanism comprises a guardrail base, a bottom retarding cavity is arranged in the guardrail base in an array mode, a buffering mounting plate is slidably mounted in the bottom retarding cavity, a retarding column is rotatably mounted on the buffering mounting plate, buffering air bag strips capable of being inflated and collided are arranged in the annular array of the retarding column, a buffering retraction cavity is formed in the guardrail base, a hydraulic buffering column is mounted in the buffering retraction cavity, a buffering sliding plate is mounted at the tail end of the hydraulic buffering column, a carrying buffering bottom plate is mounted at the top of the buffering sliding plate, two groups of guardrail side columns are mounted on the upper side of the carrying buffering bottom plate, guardrail cross columns are mounted between the guardrail side columns, a buffering decelerating mechanism is rotatably mounted on the lower side array of the guardrail cross columns and comprises buffering decelerating columns, a corner buffering cavity is formed in each buffering decelerating column, a pushing hydraulic rod is mounted in each corner buffering cavity, a buffering plate is mounted at the tail end of the pushing hydraulic rod, a buffering plate is mounted on the buffering plate, a buffering bag layer is mounted on the buffering plate, a buffering contact cover plate is rotatably mounted on the buffering contact cover plate, and a buffering contact adhesive tape is mounted on the outer wall of the buffering contact cover plate.
According to the technical scheme, the outer surface of the buffering deceleration column is an arc surface which is symmetrical along a central transverse line, and the thickness of the buffering deceleration column is gradually increased from left to right.
According to the further technical scheme, each group of the retarding adhesive tapes are in a splayed symmetrical arrangement structure.
Further technical scheme, the retardance adhesive tape is high-strength elastic material with damping, and the retardance adhesive tape is arranged outside the buffering contact cover plate and is gradually increased from the inner left to the right in height.
According to the technical scheme, the angle adjusting motors are installed in the guardrail transverse column in an array mode, the buffering deceleration column is provided with a shaft butt joint groove, a motor shaft is fixedly connected with the shaft butt joint groove, and the motor shaft is in power connection with the corresponding angle adjusting motors.
According to the technical scheme, an air pump is installed on the inner wall of the guardrail base and communicated with an air delivery channel, an air delivery groove is formed in the buffering mounting plate and communicated with the buffering air bag strip, and the air delivery channel is communicated with the air delivery groove.
Further technical scheme, the bottom retarber inner wall is installed and is pushed the jar, it installs to push jar end support the buffering mounting panel.
According to the technical scheme, the sensing control module is installed on the guardrail cross post, the guardrail ejector rod is installed on the upper side of the guardrail cross post, and the reflecting adhesive strip and the warning lamp set can be arranged on the outer side of the guardrail ejector rod.
According to the further technical scheme, an installation angle frame is installed on the rear side of the guardrail base and fixedly installed with the bridge floor.
The invention has the beneficial effects that:
the guardrail base mechanism of the intelligent guardrail for bridge construction is internally provided with the buffer deceleration structure capable of popping out, and can be started by the pushing cylinder in the bottom deceleration cavity to push the buffer mounting plate to push the deceleration column outwards, the deceleration column is provided with a height to form an intercepting and decelerating effect on the front side of the wheel part of the vehicle, so that the wheel set rotates on the upper side of the deceleration column to drive the deceleration column to rotate in the process of forward sliding of the vehicle after collision, the deceleration column shares forward sliding power of the vehicle through the deceleration column to achieve the effect of reducing the forward continuous sliding force of the vehicle, and after the deceleration column is pushed out, air pressure is inflated to the buffer air bag strips arranged in the deceleration column in an array through the air delivery groove through the starting of the air pump, so that the buffer air bag strips expand outside, the problem that the wheel set and the deceleration column form hard collision is avoided, the buffer air bag strips form flexible contact buffer, and simultaneously the contact area with the wheel set can be improved under the expansion effect of the buffer air bag strips, thereby further improving the buffering and decelerating braking effects on the vehicle;
according to the intelligent guardrail for bridge construction, the upper carrying buffer bottom plate and the guardrail base mechanism are in buffer sliding connection, when a vehicle is impacted, the impact force of the vehicle is firstly borne through the buffer speed reducing mechanism, and meanwhile, under the impact force effect, the hydraulic buffer column is pressed and slowly retracted backwards, so that a step is formed between the guardrail base mechanism and the carrying buffer bottom plate, and the intercepting effect of the step on the wheel set is matched with the speed reducing column in the popping and expanding state to realize the efficient intercepting function;
the buffering and decelerating mechanism of the intelligent guardrail for bridge construction adopts the arc-shaped body with the thickness gradually increasing from left to right, has the outward-inclined arc surface to improve the decelerating and braking effect, and is started by the angle adjusting motors during impact, so that each buffering decelerating column rotates clockwise for a certain angle, the outward inclination degree is improved, and meanwhile, the buffer plate is pushed to move outwards by pushing the hydraulic rod, the buffering contact cover plate is rotated and opened, a scale-shaped buffer surface with the buffering effect is integrally formed, the efficient buffering and decelerating effect is realized by matching with the buffering and decelerating structure in the guardrail base mechanism, the inertia slippage of a vehicle is reduced, the accident loss of the vehicle is further reduced, and the hazard is reduced, and the outer side of the buffering contact cover plate is provided with the efficient contact decelerating structure;
according to the intelligent guardrail for bridge construction, the plurality of groups of the retarding adhesive tapes are arranged on the outer side of the buffering contact cover plate in an array mode, each group of the retarding adhesive tapes are arranged in a splayed mode longitudinally, a high-efficiency damping retarding effect is formed on the transverse sliding force of a vehicle, meanwhile, the transverse protruding size and height of the retarding adhesive tapes are gradually increased and matched with the buffering contact cover plate to be pushed out and the buffering capsule layer to buffer, and therefore the accident vehicle is effectively retarded to achieve a high-efficiency stopping effect, and the problem of follow-up accident potential caused by sliding after collision is avoided.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;
fig. 3 is an enlarged schematic view of the structure of the guardrail base structure 15 of fig. 2;
fig. 4 is a schematic sectional top view of the buffering deceleration mechanism 20 in fig. 1;
fig. 5 is an enlarged schematic view of the sectional structure of the buffer contact cover 41 in fig. 1;
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below coincide with the up, down, left, right, and front-back directions in the projection relation of fig. 1 itself.
Combine fig. 1-5 an intelligent guardrail for bridge construction, including guardrail base mechanism 15, guardrail base mechanism 15 includes guardrail base 22, the array is equipped with bottom retardance chamber 21 in guardrail base 22, slidable mounting has buffering mounting panel 27 in bottom retardance chamber 21, buffering mounting panel 27 rotates and installs deceleration column 29, deceleration column 29 circular array is equipped with inflatable collision's buffering gasbag strip 30, be equipped with the buffering in guardrail base 22 and contract chamber 23, the buffering contracts and installs hydraulic buffer column 24 in the chamber 23, hydraulic buffer column 24 end installs buffering slide 25, buffering slide 25 top is installed and is carried buffer plate 11, it installs two sets of guardrail side posts 12 to carry on buffer plate 11 upside, install guardrail spreader 13 between guardrail side post 12, guardrail cross post 13 downside array rotatable installs buffering speed reduction mechanism 20, buffering speed reduction mechanism 20 includes buffering speed reduction post 34, be equipped with corner buffer chamber 37 in the buffering speed reduction post 34, install promotion hydraulic stem 38 in corner buffer chamber 37, promote hydraulic stem 38 end and install buffer plate 39, buffer plate 39 installs buffering bag layer 40, buffer plate 39 rotates and installs buffering contact cover plate 41, the inboard and contact cover plate 41, buffer plate contact cover plate contact array connection array 40, buffering glue strip 42 is installed.
When the device is installed, a screw hole in an installation angle bracket 33 in a guardrail base mechanism 15 is matched with a bolt to be installed and fixed on the outer side of a construction bridge section, an ejecting buffering deceleration structure is arranged in the guardrail base mechanism 15, when a collision accident of a vehicle occurs in the construction process, the buffering installation plate 27 is pushed to push out the deceleration column 29 by starting the pushing cylinder 26 in the deceleration cavity 21 at the bottom, the deceleration column 29 is set to have a height which can form an intercepting deceleration effect on the front side of the vehicle wheel part, so that the wheel set rotates on the deceleration column 29 in the forward sliding process after the vehicle is collided to drive the deceleration column 29 to rotate, the forward sliding power of the vehicle is shared by the deceleration column 29, the effect of reducing the forward continuous sliding force of the vehicle is achieved, and after the deceleration column 29 is pushed out, the air pump 31 is started to inflate the buffering air bag strips 30 arranged in the deceleration column 29 in an array through the air delivery groove 28, so as to expand the outer part of the guardrail, thereby avoiding the problem of hard collision between the wheel set and the deceleration column 29, forming flexible contact buffer by the buffer air bag strip 30, simultaneously improving the contact area with the wheel set under the expansion effect of the buffer air bag strip 30, further improving the buffer deceleration braking effect on the vehicle, adopting a buffer sliding connection mode between the upper carrying buffer bottom plate 11 and the guardrail base mechanism 15, when the vehicle is impacted, firstly bearing the impact force of the vehicle through the buffer deceleration mechanism 20, simultaneously enabling the hydraulic buffer column 24 to be pressed and slowly retracted backwards under the impact force effect, thereby forming a step between the guardrail base mechanism 15 and the carrying buffer bottom plate 11, realizing high-efficiency stopping function by matching the intercepting effect of the step on the wheel set with the deceleration column 29 in the popping expansion state, and adopting an arc-shaped body with the thickness gradually increasing from left to right for the buffer deceleration mechanism 20, have the camber cambered surface and improve the braking effect of slowing down, and when striking, start through each angle accommodate motor 14, make each buffering deceleration column 34 clockwise rotation certain angle, improve the camber degree and promote buffer board 39 outwards to shift out through promoting hydraulic stem 38 simultaneously, make buffering contact cover plate 41 rotate to open, thereby make whole the forming have the scale shape buffering face of buffering effect, make the inside buffering deceleration structure of cooperation guardrail base mechanism 15 realize high-efficient buffering deceleration effect thereby reduce the inertial slip of vehicle and then reduce its accident loss and reduce the harm, buffering contact cover plate 41 outside has high-efficient contact retarding structure, buffering contact cover plate 41 outside array sets up multiunit retarder adhesive tape 42, every group retarder adhesive tape 42 vertically is eight characters arranged, form high-efficient damping retarding effect to vehicle lateral sliding dynamics, retarder adhesive tape 42 horizontal protruding size height increases gradually and cooperates buffering contact cover plate 41 to release and under the buffering bag layer 40 buffering effect, realize effectively slowing down the vehicle and reach high-efficient effect and avoid the follow-up accident hidden danger problem that smooth shift leads to the follow-up accident after the collision.
Preferably, the outer surface of the buffering deceleration column 34 is an arc surface symmetrical along a central transverse line, and the thickness of the buffering deceleration column 34 gradually increases from left to right.
The protruding cambered surface structure realizes the high-efficiency speed reduction effect in the vehicle impact wiping process.
Preferably, each group of the retardation adhesive tapes 42 is in a splayed symmetrical arrangement structure.
The damping force under the transverse contact is improved, so that the buffering and speed reducing effects are improved.
Preferably, the retarder rubber strip 42 is made of high-strength elastic material with damping, and the height of the retarder rubber strip 42 is gradually increased from the inner left to the right outside the buffering contact cover plate 41.
The retarding force is gradually improved along with the sliding of the vehicle, so that the braking retarding effect is improved.
Preferably, the angle adjusting motors 14 are installed in the guardrail transverse column 13 in an array manner, the buffering deceleration column 34 is provided with a shaft butt joint groove 35, the shaft butt joint groove 35 is fixedly connected with a motor shaft 36, and the motor shaft 36 is in power connection with the corresponding angle adjusting motor 14.
The angle adjusting motor 14 realizes the function effect of controlling the angle adjustment of the buffering speed reducing mechanism 20.
Preferably, an air pump 31 is installed on the inner wall of the guardrail base 22, the air pump 31 is communicated with an air delivery channel 32, an air delivery groove 28 is arranged in the buffer installation plate 27, the air delivery groove 28 is communicated with the buffer airbag strip 30, and the air delivery channel 32 is communicated with the air delivery groove 28.
Preferably, a pushing cylinder 26 is installed on the inner wall of the bottom retarding cavity 21, and a buffering installation plate 27 is installed at the tail end of the pushing cylinder 26 in a supporting mode.
Preferably, the sensing control module 17 is installed on the guardrail cross post 13, the guardrail post rod 16 is installed on the upper side of the guardrail cross post 13, and the reflective strip and the warning lamp set can be arranged on the outer side of the guardrail post rod 16.
The collision sensing is carried out by the sensing control module 17, and meanwhile, the adjacent guardrails are controlled to realize the preventive protection action.
Preferably, the installation angle bracket 33 is installed at the rear side of the guardrail base 22, and the installation angle bracket 33 is fixedly installed with the bridge floor.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a bridge construction is with intelligent guardrail, includes guardrail base mechanism, guardrail base mechanism includes the guardrail base, its characterized in that: the array is equipped with bottom retardance chamber in the guardrail base, sliding mounting has the buffering mounting panel in the bottom retardance chamber, the buffering mounting panel rotates and installs the deceleration post, deceleration post ring array is equipped with the buffering gasbag strip of inflatable collision, it contracts the chamber to be equipped with the buffering in the guardrail base, the buffering contracts the intracavity and installs hydraulic buffer post, hydraulic buffer post end-to-end installation buffering slide, buffering slide top is installed and is carried the buffering bottom plate, carry the buffering bottom plate upside and install two sets of guardrail jambs, install the guardrail spreader between the guardrail jamb, guardrail spreader downside array rotatable installation has buffering reduction gears, buffering reduction gears is including buffering deceleration post, be equipped with corner cushion chamber in the buffering deceleration post, install the promotion hydraulic stem in the corner cushion chamber, the buffer board is installed to promotion hydraulic stem end, the buffering bag layer is installed to the buffer board, the buffer board rotates installs buffering contact apron, buffering contact apron inboard with buffering bag layer connects, buffering contact apron outer wall array installs retardance adhesive tape.
2. The intelligent guardrail for bridge construction of claim 1, wherein: the outer surface of the buffering deceleration column is an arc surface symmetrical along a central transverse line, and the thickness of the buffering deceleration column is gradually increased from left to right.
3. The intelligent guardrail for bridge construction of claim 1, wherein: each group of the retarding adhesive tapes is of a splayed symmetrical arrangement structure.
4. The intelligent guardrail for bridge construction of claim 1, wherein: the retarding adhesive tape has damped elastic material for high strength, the retarding adhesive tape in buffering contact cover plate outside is by interior left side to right protruding height dimension improve gradually.
5. The intelligent guardrail for bridge construction of claim 1, wherein: the angle adjusting motor is installed in the guardrail horizontal column in an array mode, the buffering deceleration column is provided with a shaft butt joint groove, the shaft butt joint groove is fixedly connected with a motor shaft, and the motor shaft is in power connection with the angle adjusting motor correspondingly.
6. The intelligent guardrail for bridge construction of claim 1, wherein: the air pump is installed to guardrail base inner wall, the air pump intercommunication has the gas transmission passageway, be equipped with the gas transmission groove in the buffering mounting panel, the gas transmission groove with buffering gasbag strip intercommunication, the gas transmission passageway with the gas transmission groove intercommunication.
7. The intelligent guardrail for bridge construction of claim 1, wherein: the bottom retarber inner wall is installed and is pushed the jar, it installs to push the end support of jar the buffering mounting panel.
8. The intelligent guardrail for bridge construction of claim 1, wherein: the guardrail comprises a guardrail cross post, a guardrail ejector rod, a light-reflecting strip and a warning lamp group, wherein the sensing control module is installed on the guardrail cross post, the guardrail ejector rod is installed on the upper side of the guardrail cross post, and the light-reflecting strip and the warning lamp group can be arranged on the outer side of the guardrail ejector rod.
9. The intelligent guardrail for bridge construction of claim 1, wherein: and an installation angle frame is installed on the rear side of the guardrail base and is fixedly installed with the bridge floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210849762.3A CN115110456B (en) | 2022-07-19 | 2022-07-19 | Intelligent guardrail is used in bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210849762.3A CN115110456B (en) | 2022-07-19 | 2022-07-19 | Intelligent guardrail is used in bridge construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115110456A CN115110456A (en) | 2022-09-27 |
| CN115110456B true CN115110456B (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210849762.3A Active CN115110456B (en) | 2022-07-19 | 2022-07-19 | Intelligent guardrail is used in bridge construction |
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| Country | Link |
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| CN (1) | CN115110456B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017138809A1 (en) * | 2016-02-12 | 2017-08-17 | Verdegro Holding B.V. | Impact attenuator and vehicle, trailer and guardrail comprising such an impact attenuator |
| CN109972508A (en) * | 2019-04-18 | 2019-07-05 | 代国治 | A kind of collision prevention device of highway bridge |
| CN113638339A (en) * | 2021-09-10 | 2021-11-12 | 贾利民 | Road and bridge anti-collision structure construction method |
| CN215052093U (en) * | 2021-04-20 | 2021-12-07 | 程立虎 | Rolling type anti-collision device for road bridge |
| CN113882297A (en) * | 2021-10-15 | 2022-01-04 | 李珊珊 | Highway safety protection guardrail |
| CN114635378A (en) * | 2022-05-01 | 2022-06-17 | 东营友帮建安有限公司 | Traffic safety facility speed reduction anticollision barrier equipment |
-
2022
- 2022-07-19 CN CN202210849762.3A patent/CN115110456B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017138809A1 (en) * | 2016-02-12 | 2017-08-17 | Verdegro Holding B.V. | Impact attenuator and vehicle, trailer and guardrail comprising such an impact attenuator |
| CN109972508A (en) * | 2019-04-18 | 2019-07-05 | 代国治 | A kind of collision prevention device of highway bridge |
| CN215052093U (en) * | 2021-04-20 | 2021-12-07 | 程立虎 | Rolling type anti-collision device for road bridge |
| CN113638339A (en) * | 2021-09-10 | 2021-11-12 | 贾利民 | Road and bridge anti-collision structure construction method |
| CN113882297A (en) * | 2021-10-15 | 2022-01-04 | 李珊珊 | Highway safety protection guardrail |
| CN114635378A (en) * | 2022-05-01 | 2022-06-17 | 东营友帮建安有限公司 | Traffic safety facility speed reduction anticollision barrier equipment |
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| Publication number | Publication date |
|---|---|
| CN115110456A (en) | 2022-09-27 |
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