CN112095518A - Road safety protective guard based on air compression buffering - Google Patents
Road safety protective guard based on air compression buffering Download PDFInfo
- Publication number
- CN112095518A CN112095518A CN202010881836.2A CN202010881836A CN112095518A CN 112095518 A CN112095518 A CN 112095518A CN 202010881836 A CN202010881836 A CN 202010881836A CN 112095518 A CN112095518 A CN 112095518A
- Authority
- CN
- China
- Prior art keywords
- buffer
- fixedly connected
- compression
- buffering
- pillar
- Prior art date
- 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.)
- Withdrawn
Links
Images
Classifications
-
- 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
-
- 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
- E01F15/0407—Metal rails
- E01F15/0438—Spacers between rails and posts, e.g. energy-absorbing means
Abstract
The invention discloses a road safety protective guard based on air compression buffering, which comprises a first fixing base, wherein the top of one end of the first fixing base is fixedly connected with a first rear support, the top and the bottom of one side of the first rear support are fixedly connected with a first telescopic buffering device, one end of the first telescopic buffering device, which is far away from the first rear support, is fixedly connected with a first front support, one side of the first front support is fixedly connected with a buffering device, one end of the buffering device, which is far away from the first front support, is fixedly connected with a second front support, and the top and the bottom of one side of the second front support are fixedly connected with a second telescopic buffering device. This road safety protective guard based on air compression buffering can effectively increase the buffering space, accessible air cushion and spring buffering combined action during the use, and the cushion effect is better, uses safelyr, can prevent the vehicle upset, and reliability and protectiveness are better.
Description
Technical Field
The invention relates to the technical field of highway guardrails, in particular to a household multifunctional barbecue grill based on an eddy current effect.
Background
The highway guardrail is a traffic safety facility arranged at the outer side of a road shoulder, a traffic separation belt, a sidewalk curb and the like, and absorbs collision energy through self-deformation or vehicle climbing, so that the driving direction of a vehicle is changed, the vehicle is prevented from going out of the road or entering an opposite lane, and the injury to passengers is reduced to the maximum extent.
According to chinese patent CN102817334B in, including the guardrail post and the guardrail body, the guardrail body is installed on the guardrail post, the guardrail body is including backplate, the wave steel sheet that elastic plastic made, a N repeated elastic component unit of arranging side by side, the backplate is hugged closely and is attached to on the wave steel sheet, the wave steel sheet is hugged closely fixedly together with vertical and a N elastic component one side, a N elastic component's another side is fixed in on the guardrail post, is provided with upper cover plate and lower apron respectively at the top surface and the bottom surface that lie in elastic component.
According to chinese patent CN102900036B, the guardrail comprises a guardrail plate, a connecting upright post, a connecting buffer bracket, a reinforcing upright post, a reinforcing buffer bracket and a built-in steel plate, wherein the guardrail plate is composed of an outer layer tube plate body, an inner layer tube plate body, a steel plate clamping groove tube body and a supporting buffer post, a three-layer pressure-reducing buffer honeycomb bag formed in the guardrail plate is formed as a first layer, a wave-shaped built-in steel plate prepared in the pressure-reducing buffer honeycomb bag in the guardrail plate is formed as a second layer, and a three-layer buffer structure for connecting the buffer bracket or reinforcing the buffer bracket is arranged between the guardrail plate and each upright post as a third layer.
The existing road guardrail generally uses the deformation of a spring structure to buffer, the deformation of the spring structure is small in the using process, the buffering effect is poor, the spring can be compressed to the limit when the impact force is large, the spring in the limit state still can occupy part of the buffering space, and the limited buffering space cannot be fully utilized.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a household multifunctional barbecue grill based on an eddy current effect, which solves the problems that the conventional road guardrail generally uses the structural deformation of a spring for buffering, the structural deformation of the spring is small in the using process, the buffering effect is poor, the spring is compressed to the limit when the impact force is large, and the limited buffering space can still occupy part of the buffering space under the limit state, so that the limited buffering space cannot be fully utilized.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a road safety protective guard based on air compression buffering comprises a first fixing base, wherein a first rear support is fixedly connected to the top of one end of the first fixing base, a first telescopic buffering device is fixedly connected to the top and the bottom of one side of the first rear support, a first front support is fixedly connected to one end, away from the first rear support, of the first telescopic buffering device, a buffering device is fixedly connected to one side of the first front support, a second front support is fixedly connected to one end, away from the first front support, of the buffering device, a second telescopic buffering device is fixedly connected to the top and the bottom of one side of the second front support, a second rear support is fixedly connected to one end, away from the second front support, of the second telescopic buffering device, a second fixing base is fixedly connected to the bottom of the second rear support, and guide sliding strips are fixedly connected to the tops of the first fixing base and the second fixing base, the bottom of each of the first front support and the second front support is provided with a sliding groove matched with the guide sliding strip, the top of each guide sliding strip extends into the corresponding sliding groove and is in sliding connection with the inner wall of the corresponding sliding groove, after a vehicle impacts the guard rail, the guide sliding strips are firstly contacted with the buffer device, after the buffer device is impacted, the buffer device moves through the first telescopic device and the second telescopic device and simultaneously presses the inner spring, and energy is stored in the spring for buffering, so that primary buffering can be provided, and initial impact force can be absorbed;
first flexible buffer and the flexible buffer structure of second are the same, first flexible buffer includes compression sleeve, compression sleeve inner wall sliding connection has compression piston, compression piston one side fixedly connected with piston rod when buffer receives the striking, drives the fore-stock removal of first fore-stock and second, and the fore-stock drives the piston rod and removes before first fore-stock and the second, and the piston rod drives compression piston and removes, and compression piston removes and compresses the inside air of compression sleeve, can cooperate buffer to realize the buffering, and buffering effect is better.
The buffer device comprises a buffer support rod, a buffer sliding groove is formed in one side of the buffer support rod, buffer springs are fixedly connected to two ends of the inner wall of the buffer sliding groove, one end, far away from the inner wall of one end of the buffer sliding groove, of each buffer spring is fixedly connected with a buffer sliding block, one side, far away from each buffer spring, of each buffer sliding block is provided with a first rotating groove, the inner wall of each first rotating groove is rotatably connected with a buffer support rod through a rotating bolt, one end, far away from the first rotating groove, of each buffer support rod is rotatably connected with a buffer ejector rod, one side, close to the buffer ejector rod, of each buffer ejector rod is provided with a second rotating groove, one end, far away from the first rotating groove, of each buffer support rod extends into the second rotating groove and is rotatably connected with the inner wall of the second rotating groove through the rotating bolt, when, drive the buffering spout and remove, oppress inside buffering slider when buffering spout removes, the buffering slider removes to the both ends of buffering spout under the oppression of buffering spout and the supporting role of buffering vaulting pole, the in-process oppression buffer spring of the removal of buffering slider, buffer spring through deformation absorbed pressure can, can absorb the vehicle impact force, for the vehicle provides the buffering, can convert vertical buffering to the slope buffering, can effectively increase the buffering space, buffering effect is better.
Preferably, one end of the piston rod, which is far away from the compression piston, extends to the outside of the compression sleeve and is fixedly connected with the first front support, and one end of the compression sleeve, which is far away from the piston rod, is fixedly connected with the first rear support.
Preferably, one end of the compression sleeve, which is close to the first rear strut, is communicated with a buffer protection device, the buffer protection device comprises a first compression air pipe, one end of the first compression air pipe is communicated with an air inlet of a micro pressure release valve, an air outlet of the micro pressure release valve is communicated with a second compression air pipe, an inner wall of one end, which is far away from the micro pressure release valve, of the second compression air pipe is connected with a pressure plug in a sliding manner, when the air in the compression sleeve is compressed, the air in the first compression air pipe is also compressed, when the air in the first compression air pipe is compressed to a threshold value of the micro pressure release valve, the micro pressure release valve is opened, the air in the first compression air pipe and the compression sleeve enters the second compression air pipe, the air entering the second compression air pipe continues to be compressed, and when the air in the second compression air pipe is compressed to the threshold value of the pressure plug, the gas in the second compressed air pipe can be discharged, the situation that the gas in the compressed sleeve is compressed to the limit to cause that buffering cannot be provided can be avoided, convenience is brought during use, the pressure plug can be popped out to discharge air, the situation that a vehicle is bounced off by large air elasticity after being stopped can be avoided, and the use is safer.
Preferably, inside buffer protection device extended to first back support, the one end and the compression sleeve intercommunication of miniature relief valve were kept away from to first compressed trachea, the one end that miniature relief valve was kept away from to second compressed trachea extends to first back support outside.
Preferably, the first compressed air pipe and the second compressed air pipe are made of spiral air pipes, and the diameter of the second compressed air pipe is larger than that of the first compressed air pipe.
Preferably, the buffer devices are provided in two groups and distributed at the top and the bottom of the first front pillar respectively.
Preferably, equal fixedly connected with waterproof cloth between buffer top, first back pillar and the first front support and between second back pillar and the second front support, avoid inner structure to be corroded by the rainwater and lead to the effect to reduce.
Preferably, the two ends of the buffering support rod are fixedly connected with the first front support and the second front support respectively, and the two ends of the buffering ejector rod are fixedly connected with the first rear support and the second rear support respectively.
(III) advantageous effects
The invention provides a road safety protective guard based on air compression buffering. The method has the following beneficial effects:
(1) this road safety protective guard based on air compression buffering is provided with buffer, can change vertical buffering into slope buffering, can effectively increase the buffering space, and the cushioning effect is better during the use.
(2) This road safety protective guard based on air compression buffering is provided with first flexible buffer and the flexible buffer of second, accessible air cushion and spring buffering combined action during the use, and buffering effect is better.
(3) The road safety protective guard based on air compression buffering is provided with the buffering protection device, so that the condition that the buffering cannot be continuously provided due to the fact that the gas in the compression sleeve is compressed to the limit can be avoided, and the buffering space can be fully utilized.
(4) This road safety protective guard based on air compression buffering is provided with the pressure end cap, and when the inside gas pressure of second compressed air pipe reached the threshold value of pressure end cap, the pressure end cap can be followed the inside pop-up of second compressed air pipe for the inside gas of second compressed air pipe can be discharged, can avoid the vehicle to be bounced off by great air elasticity after stopping, uses safelyr.
(5) The road safety protective guard based on air compression buffering is provided with the guide sliding strip and the sliding groove matched with the guide sliding strip, so that the buffer device and the front support column can be prevented from deviating after a vehicle is impacted, and the reliability is good.
(6) This road safety protective guard based on air compression buffering, buffer are provided with two sets ofly and distribute respectively in the top and the bottom of front prop, can take place the upset with the locomotive card between buffer when the vehicle striking, avoid the vehicle to take place to overturn and cause bigger damage, and the protecting effect is better.
(7) This road safety protective guard based on air compression buffering is provided with the waterproof cloth, can avoid the rainwater to corrode internals, can effectively guarantee the reliability of device.
Drawings
FIG. 1 is an external view of the present invention;
FIG. 2 is a schematic diagram of the internal front structure of the present invention;
FIG. 3 is a schematic view of the internal backside structure of the present invention;
FIG. 4 is a schematic structural view of a first retractable buffering device according to the present invention;
FIG. 5 is a schematic view of a buffering device according to the present invention;
fig. 6 is a schematic structural diagram of the buffer protection device of the present invention.
In the figure: 1. the device comprises a first fixed base, 2, a first rear support, 3, a first telescopic buffer device, 31, a compression sleeve, 32, a compression piston, 33, a piston rod, 4, a first front support, 5, a buffer device, 51, a buffer support rod, 52, a buffer sliding groove, 53, a buffer spring, 54, a buffer sliding block, 55, a first rotating groove, 56, a buffer support rod, 57, a buffer ejector rod, 58, a second rotating groove, 6, a second front support, 7, a second telescopic buffer device, 8, a second rear support, 9, a second fixed base, 10, a guide sliding strip, 11, a sliding groove, 12, a buffer protection device, 121, a first compression air pipe, 122, a miniature pressure release valve, 123, a second compression air pipe, 124 and a pressure plug.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-5, the present invention provides a technical solution: a road safety guard rail based on air compression buffering comprises a first fixed base 1, a first rear pillar 2 is fixedly connected to the top of one end of the first fixed base 1, a first telescopic buffer device 3 is fixedly connected to the top and the bottom of one side of the first rear pillar 2, a first front pillar 4 is fixedly connected to one end of the first telescopic buffer device 3, which is far away from the first rear pillar 2, a buffer device 5 is fixedly connected to one side of the first front pillar 4, a second front pillar 6 is fixedly connected to one end of the buffer device 5, which is far away from the first front pillar 4, a second telescopic buffer device 7 is fixedly connected to the top and the bottom of one side of the second front pillar 6, a second rear pillar 8 is fixedly connected to one end of the second telescopic buffer device 7, which is far away from the second front pillar 6, a second fixed base 9 is fixedly connected to the bottom of the second rear pillar 8, and a guide slide bar 10 is fixedly connected to the tops of the first fixed base 1 and the second fixed, the bottoms of the first front support 4 and the second front support 6 are respectively provided with a sliding groove 11 matched with the guide sliding strip 10, the top of the guide sliding strip 10 extends into the sliding groove 11 and is connected with the inner wall of the sliding groove 11 in a sliding way, the first telescopic buffer device 3 and the second telescopic buffer device 7 have the same structure, the first telescopic buffer device 3 comprises a compression sleeve 31, the inner wall of the compression sleeve 31 is connected with a compression piston 32 in a sliding way, one side of the compression piston 32 is fixedly connected with a piston rod 33, the buffer device 5 comprises a buffer support rod 51, one side of the buffer support rod 51 is provided with a buffer sliding groove 52, both ends of the inner wall of the buffer sliding groove 52 are fixedly connected with buffer springs 53, one end of the buffer springs 53, which is far away from the inner wall of the buffer sliding groove 52, is fixedly connected with a buffer sliding block 54, one side of the buffer sliding block 54, which is, one end of the buffer stay bar 56, which is far away from the first rotating groove 55, is rotatably connected with a buffer push rod 57, one side of the buffer push rod 57, which is close to the buffer stay bar 56, is provided with a second rotating groove 58, one end of the buffer stay bar 56, which is far away from the first rotating groove 55, extends into the second rotating groove 58 and is rotatably connected with the inner wall of the second rotating groove 58 through a rotating bolt, when a vehicle impacts on the buffer device, the buffer stay bar 51 is firstly contacted with the buffer stay bar 51, the buffer stay bar 51 moves after being impacted, the buffer stay bar drives the buffer sliding groove 52 to move, the buffer sliding groove 52 moves while pressing the buffer sliding block 54 inside, the buffer sliding block 54 moves towards two ends of the buffer sliding groove 52 under the pressing effect of the buffer sliding groove 52 and the supporting effect of the buffer stay bar 56, the buffer spring 53 is pressed in the moving process of the buffer sliding block 54, and, can convert vertical buffering to the slope buffering, can effectively increase the buffering space, the cushioning effect is better, when buffering branch 51 receives the striking, drive first fore-stock 4 and the removal of second fore-stock 6, first fore-stock 4 and the removal of second fore-stock 6 drive piston rod 33, piston rod 33 drives compression piston 32 and removes, compression piston 32 removes and compresses the inside air of compression sleeve 31, can cooperate buffer 5 to realize the buffering, the cushioning effect is better.
Example two:
referring to fig. 1-6, the present invention provides a technical solution based on the first embodiment: one end of the compression sleeve 31 close to the first rear strut 2 is communicated with the buffer protection device 12, the buffer protection device 12 includes a first compressed air pipe 121, one end of the first compressed air pipe 121 is communicated with an air inlet of the micro pressure relief valve 122, an air outlet of the micro pressure relief valve 122 is communicated with a second compressed air pipe 123, an inner wall of one end, away from the micro pressure relief valve 122, of the second compressed air pipe 123 is connected with a pressure plug 124 in a sliding manner, the buffer protection device 12 extends to the inside of the first rear strut 2, one end, away from the micro pressure relief valve 122, of the first compressed air pipe 121 is communicated with the compression sleeve 31, one end, away from the micro pressure relief valve 122, of the second compressed air pipe 123 extends to the outside of the first rear strut 2, when air inside the compression sleeve 31 is compressed, air inside the first compressed air pipe 121 is also compressed, when the air inside the first compressed air pipe 121 is compressed, the gas in the first compressed gas pipe 121 and the compressed sleeve 32 enters the second compressed gas pipe 123, the gas entering the second compressed gas pipe 123 is compressed continuously, when the gas in the second compressed gas pipe 123 is compressed to the threshold value of the pressure plug 124, the pressure plug 124 pops out from the second compressed gas pipe 123, the gas in the second compressed gas pipe 123 can be discharged, the situation that the gas in the compressed sleeve 31 is compressed to the limit and cannot provide buffering can be avoided, the use is convenient, the pressure plug can pop out for discharging, the situation that the vehicle is bounced off by large air elasticity after stopping can be avoided, and the use is safer.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a road safety protective guard based on air compression buffering, includes first unable adjustment base (1), its characterized in that: the top of one end of the first fixing base (1) is fixedly connected with a first rear pillar (2), the top and the bottom of one side of the first rear pillar (2) are fixedly connected with a first telescopic buffer device (3), one end of the first telescopic buffer device (3) far away from the first rear pillar (2) is fixedly connected with a first front pillar (4), one side of the first front pillar (4) is fixedly connected with a buffer device (5), one end of the buffer device (5) far away from the first front pillar (4) is fixedly connected with a second front pillar (6), the top and the bottom of one side of the second front pillar (6) are fixedly connected with a second telescopic buffer device (7), one end of the second telescopic buffer device (7) far away from the second front pillar (6) is fixedly connected with a second rear pillar (8), and the bottom of the second rear pillar (8) is fixedly connected with a second fixing base (9), the top parts of the first fixing base (1) and the second fixing base (9) are fixedly connected with guide sliding strips (10), the bottoms of the first front support (4) and the second front support (6) are respectively provided with a sliding groove (11) matched with the guide sliding strips (10), and the top parts of the guide sliding strips (10) extend into the sliding grooves (11) and are in sliding connection with the inner walls of the sliding grooves (11);
first flexible buffer (3) and second flexible buffer (7) structure are the same, first flexible buffer (3) are including compression sleeve (31), compression sleeve (31) inner wall sliding connection has compression piston (32), compression piston (32) one side fixedly connected with piston rod (33).
The buffer device (5) comprises a buffer support rod (51), a buffer sliding groove (52) is formed in one side of the buffer support rod (51), buffer springs (53) are fixedly connected to two ends of the inner wall of the buffer sliding groove (52), one end, far away from the inner wall of one end of the buffer sliding groove (52), of each buffer spring (53) is fixedly connected with a buffer sliding block (54), one side, far away from the buffer springs (53), of each buffer sliding block (54) is provided with a first rotating groove (55), the inner wall of each first rotating groove (55) is rotatably connected with a buffer supporting rod (56) through a rotating bolt, one end, far away from the first rotating groove (55), of each buffer supporting rod (56) is rotatably connected with a buffer ejector rod (57), one side, close to the buffer supporting rod (56), of each buffer ejector rod (57) is provided with a second rotating groove (58), one end, far away from the first rotating groove (55), of each buffer supporting rod (56) extends into the second rotating groove And (4) rotationally connecting.
2. The air compression buffer-based road safety guard rail according to claim 1, wherein: one end, far away from the compression piston (32), of the piston rod (33) extends to the outside of the compression sleeve (31) and is fixedly connected with the first front support column (4), and one end, far away from the piston rod (33), of the compression sleeve (31) is fixedly connected with the first rear support column (2).
3. The air compression buffer-based road safety guard rail according to claim 1, wherein: one end of the compression sleeve (31) close to the first rear support (2) is communicated with a buffer protection device (12), the buffer protection device (12) comprises a first compression air pipe (121), one end of the first compression air pipe (121) is communicated with an air inlet of a micro pressure release valve (122), an air outlet of the micro pressure release valve (122) is communicated with a second compression air pipe (123), and one end inner wall of the second compression air pipe (123) far away from the micro pressure release valve (122) is connected with a pressure plug (124) in a sliding mode.
4. A road safety guard rail based on air compression buffering as claimed in claim 3, wherein: inside buffer protection device (12) extended to first back pillar (2), the one end and the compression sleeve (31) intercommunication of miniature relief valve (122) are kept away from in first compressed trachea (121), the one end that miniature relief valve (122) were kept away from in second compressed trachea (123) extends to first back pillar (2) outside.
5. A road safety guard rail based on air compression buffering as claimed in claim 3, wherein: the first compressed air pipe (121) and the second compressed air pipe (123) are made of spiral air pipes, and the diameter of the second compressed air pipe (123) is larger than that of the first compressed air pipe (121).
6. The air compression buffer-based road safety guard rail according to claim 1, wherein: the two groups of buffer devices (5) are arranged and respectively distributed at the top and the bottom of the first front strut.
7. The air compression buffer-based road safety guard rail according to claim 1, wherein: rain cloth (13) is fixedly connected between the top of the buffer device (5), the first rear strut (2) and the first front strut (4) and between the second rear strut (8) and the second front strut (6).
8. The air compression buffer-based road safety guard rail according to claim 1, wherein: buffering branch (51) both ends respectively with first front pillar (4) and second front pillar (6) fixed connection, buffering ejector pin (57) both ends respectively with first back pillar (2) and second back pillar (8) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010881836.2A CN112095518A (en) | 2020-08-27 | 2020-08-27 | Road safety protective guard based on air compression buffering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010881836.2A CN112095518A (en) | 2020-08-27 | 2020-08-27 | Road safety protective guard based on air compression buffering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112095518A true CN112095518A (en) | 2020-12-18 |
Family
ID=73758123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010881836.2A Withdrawn CN112095518A (en) | 2020-08-27 | 2020-08-27 | Road safety protective guard based on air compression buffering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112095518A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062247A (en) * | 2021-04-08 | 2021-07-02 | 朱剑霞 | Can be at highway rail guard of bradyseism when striking |
| CN113978892A (en) * | 2021-11-09 | 2022-01-28 | 张金秀 | Commodity circulation transport packaging case |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2744729Y (en) * | 2004-12-12 | 2005-12-07 | 关健 | Safety stopping device for incontrollable vehicles |
| CN207047697U (en) * | 2017-07-31 | 2018-02-27 | 张保强 | Bridge guardrail |
| CN207227949U (en) * | 2017-08-18 | 2018-04-13 | 黄骁 | A kind of safety guide rail suitable for road and bridge |
| CN207452786U (en) * | 2017-11-02 | 2018-06-05 | 杭州叙简科技股份有限公司 | A kind of expressway safety protective device based on electronic information |
| KR20190032021A (en) * | 2017-09-19 | 2019-03-27 | 남정위 | A road protective fence having multi buffering function |
| CN209065226U (en) * | 2018-10-12 | 2019-07-05 | 广东华利建设有限公司 | A kind of safety device of construction elevator |
| CN209723823U (en) * | 2019-02-22 | 2019-12-03 | 青岛市华鲁公路工程有限公司 | A kind of road construction cushion bumper guardrail |
| CN210737371U (en) * | 2019-09-27 | 2020-06-12 | 吕柯 | Rail guard based on road and bridge design |
| CN211113180U (en) * | 2019-10-10 | 2020-07-28 | 山西建筑工程集团有限公司 | Anti-collision guardrail for highway bridge |
-
2020
- 2020-08-27 CN CN202010881836.2A patent/CN112095518A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2744729Y (en) * | 2004-12-12 | 2005-12-07 | 关健 | Safety stopping device for incontrollable vehicles |
| CN207047697U (en) * | 2017-07-31 | 2018-02-27 | 张保强 | Bridge guardrail |
| CN207227949U (en) * | 2017-08-18 | 2018-04-13 | 黄骁 | A kind of safety guide rail suitable for road and bridge |
| KR20190032021A (en) * | 2017-09-19 | 2019-03-27 | 남정위 | A road protective fence having multi buffering function |
| CN207452786U (en) * | 2017-11-02 | 2018-06-05 | 杭州叙简科技股份有限公司 | A kind of expressway safety protective device based on electronic information |
| CN209065226U (en) * | 2018-10-12 | 2019-07-05 | 广东华利建设有限公司 | A kind of safety device of construction elevator |
| CN209723823U (en) * | 2019-02-22 | 2019-12-03 | 青岛市华鲁公路工程有限公司 | A kind of road construction cushion bumper guardrail |
| CN210737371U (en) * | 2019-09-27 | 2020-06-12 | 吕柯 | Rail guard based on road and bridge design |
| CN211113180U (en) * | 2019-10-10 | 2020-07-28 | 山西建筑工程集团有限公司 | Anti-collision guardrail for highway bridge |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062247A (en) * | 2021-04-08 | 2021-07-02 | 朱剑霞 | Can be at highway rail guard of bradyseism when striking |
| CN113978892A (en) * | 2021-11-09 | 2022-01-28 | 张金秀 | Commodity circulation transport packaging case |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112095518A (en) | Road safety protective guard based on air compression buffering | |
| CN112319743B (en) | Rescue device for adjusting direction of automobile falling into water by buoyancy | |
| CN109868775A (en) | A kind of traffic safety guard and its application method | |
| CN108755513B (en) | Highway buffer stop | |
| CN107012810B (en) | A kind of snubber elastomeric adjustable intelligent road separator | |
| CN107190672A (en) | A kind of magnetic cushion Intelligent road isolation strip | |
| CN207878346U (en) | A kind of anticollision foldable guardrail | |
| CN201236326Y (en) | Guidable anti-collision pad for high road | |
| CN211032478U (en) | Automobile impact buffering device | |
| CN107142873A (en) | A kind of air bag hydraulic cushion Intelligent road isolation strip | |
| CN108677811A (en) | Multi-buffer freeway guardrail structure | |
| CN208593362U (en) | A kind of cassette anti-collision automobile bumper | |
| CN210502228U (en) | Automatic inflatable automobile front windshield hail suppression device | |
| CN209323442U (en) | A kind of crash bearer of municipal works | |
| CN214882944U (en) | Novel road and bridge protection device | |
| CN206752365U (en) | A kind of freeway guardrail of anticollision damping | |
| CN207029095U (en) | A kind of multistage energy absorbing vehicle bumper | |
| CN115653392A (en) | Highway construction protector | |
| CN114613174A (en) | Traffic light bracket protection device for intelligent transportation and protection method thereof | |
| CN113771786A (en) | Be used for new energy automobile front and rear bumper striking protection device | |
| CN107905157A (en) | A kind of knockdown road warning guardrail | |
| CN215857424U (en) | Flexible protective angle for road traffic facilities | |
| CN217974176U (en) | Highway isolation protective guard | |
| CN219505976U (en) | Automobile flooding-proof air bag | |
| CN202294661U (en) | Inflatable safety band device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201218 |
|
| WW01 | Invention patent application withdrawn after publication |