CN118087428A - Anti-collision device for road traffic transportation facilities - Google Patents
Anti-collision device for road traffic transportation facilities Download PDFInfo
- Publication number
- CN118087428A CN118087428A CN202410427533.1A CN202410427533A CN118087428A CN 118087428 A CN118087428 A CN 118087428A CN 202410427533 A CN202410427533 A CN 202410427533A CN 118087428 A CN118087428 A CN 118087428A
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- Prior art keywords
- buffer
- collision avoidance
- collision
- road transportation
- arc
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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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- 230000003014 reinforcing effect Effects 0.000 claims description 22
- 230000000694 effects Effects 0.000 abstract description 9
- 230000003139 buffering effect Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 238000005381 potential energy Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 206010061245 Internal injury Diseases 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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
- E01F15/14—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 specially adapted for local protection, e.g. for bridge piers, for traffic islands
-
- 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
- E01F15/14—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 specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/145—Means for vehicle stopping using impact energy absorbers
- E01F15/146—Means for vehicle stopping using impact energy absorbers fixed arrangements
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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 of collision avoidance of road transportation facilities, and provides a collision avoidance device of road transportation facilities. Through above-mentioned technical scheme, the buffer stop crashproof effect among the prior art has been solved and poor and the problem of damaging easily.
Description
Technical Field
The invention relates to the technical field of road transportation facility anti-collision, in particular to a road transportation facility anti-collision device.
Background
Currently, road transportation is highly developed, and becomes a mainstream choice for people to go out. In the city, the viaduct is used as a necessary traffic facility to bloom throughout, and a three-dimensional traffic network is constructed. However, overpass roads are not constantly available, and especially at main and auxiliary road intersections, sharp curbs often cause serious accidents. The vehicles are directly collided with the curbs for various reasons, so that not only are facilities such as curb breakage, pavement collapse and the like damaged, but also the drivers are threatened greatly. At the moment of impact, the vehicle may be severely deformed, and the driver may be subjected to serious injuries such as fracture, internal injury, etc., even life safety cause anxiety. Therefore, aiming at the problem of main and auxiliary road turnout curbs, comprehensive planning is needed, and the road traffic safety level is comprehensively improved from the aspects of road design, protection facility upgrading, driver safety education and the like, so that public travel safety is practically ensured.
Disclosure of Invention
The invention provides an anti-collision device for road transportation facilities, which solves the problems that the anti-collision measures of viaduct intersections in the prior art are poor and the drivers are easy to injure.
The technical scheme of the invention is as follows:
comprising the following steps:
A base, a base seat and a base seat,
The column body is obliquely arranged on the base, the inclination angle of the column body is adjustable,
The anti-collision piece is arranged on the column in a sliding manner and is positioned on one side of the column, which is inclined upwards.
As a further technical scheme, the method comprises the steps of,
The anti-collision piece is rotatably arranged on the column body.
As a further technical scheme, the method also comprises the following steps,
The buffer frame, one side articulates and sets up on the base, the buffer frame has two, two buffer frames set up relatively, and are located one side of cylinder, anticollision piece rotates to one side after, is close to one of them buffer frame, anticollision piece rotates to the opposite side after, is close to another buffer frame.
As a further technical scheme, the method comprises the steps of,
The two buffer frames are provided with buffer surfaces at the sides facing away from each other, and also comprise,
The buffer frame comprises a buffer frame body and a plurality of first buffer air bags arranged on the buffer surface of the buffer frame body.
As a further technical scheme, the method comprises the steps of,
The first buffer air bag is in a rotator shape, and the first buffer air bag is provided with a concave part.
As a further technical scheme, the method also comprises the following steps,
And the two ends of the telescopic rod body are respectively arranged on the two buffer frames.
As a further technical solution, the anti-collision member comprises,
The moving part is arranged on the column body in a sliding and rotating way,
The arc-shaped flexible plate body is arranged on one side of the moving part, one side of the arc-shaped flexible plate body, which is close to the moving part, is provided with a middle reinforcing rib plate and two side reinforcing rib plates, the two side reinforcing rib plates are respectively positioned on two sides of the middle reinforcing rib plate,
The two ends of the supporting column are respectively arranged on the moving part and the side reinforcing rib plate,
And two ends of the elastic supporting piece are respectively arranged on the moving piece and the middle reinforcing rib plate.
As a further technical solution, the anti-collision member further comprises,
The second buffer air bag is arranged on the outer wall of the arc-shaped flexible plate body, is in a rotator shape and is provided with a second concave part.
As a further technical solution, the anti-collision member further comprises,
The limiting bulge is arranged on the outer wall of the arc-shaped flexible plate body, and is close to the upper end of the arc-shaped flexible plate body,
The limiting protrusions are arranged in a plurality along the circumferential direction of the arc-shaped flexible plate body, and interval notches are formed between every two adjacent limiting protrusions.
As a further technical scheme, the method comprises the steps of,
One end of the column body is hinged on the base, and also comprises,
One end of the telescopic supporting rod is hinged to the base, and the other end of the telescopic supporting rod is hinged to the other end of the column body.
The working principle and the beneficial effects of the invention are as follows:
In the invention, as shown in fig. 1, the anti-collision device is used for being arranged at a fork road junction or a toll station of a viaduct, and the places which are easy to directly impact the anti-collision device are provided with limiting pieces on the cylinder, after the automobile collides with the anti-collision piece, the anti-collision piece can slide upwards for a certain distance along the cylinder under the thrust action of the automobile collision, so that the kinetic energy of the automobile collision can be converted into gravitational potential energy, and a part of the kinetic energy is converted into gravitational potential energy under the action of the anti-collision piece on the basis of a certain buffering action on the automobile collision, so that on one hand, the load on the anti-collision piece can be effectively reduced, on the other hand, the kinetic energy of the automobile can be effectively converted, the speed of the automobile can be reduced, and the injury to passengers can be reduced as much as possible, the limiting pieces are arranged on the cylinder, the anti-collision piece can be limited to a certain height in a sliding way, the inclination angle of the cylinder can be adjusted, and the force required by the anti-collision piece to slide to a certain height can be adjusted according to the actual situation by changing the inclination angle of the cylinder, so that the best effect can be achieved under the condition that the situation that the anti-collision piece is not damaged.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic perspective view of the first embodiment of the present invention;
FIG. 2 is a schematic diagram of a second perspective structure of the present invention;
FIG. 3 is a schematic diagram of the front view structure of the present invention;
FIG. 4 is a schematic rear view of the present invention;
FIG. 5 is a third perspective view of the present invention;
In the figure: 1-a base, 2-a column body, 3-an anti-collision part, 31-a moving part, 32-an arc-shaped flexible plate body, 33-a middle reinforcing rib plate, 34-a side reinforcing rib plate, 35-a support column, 36-an elastic support part, 37-a second buffer air bag and 38-a second concave part, 39-limit protrusions, 310-interval notches, 4-buffer frames, 51-first buffer airbags, 52-concave parts, 53-telescopic rod bodies, 6-telescopic support rods, 71-solar panel bodies, 72-direction indicator lamps and 8-limit blocks.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will explain the specific embodiments of the present invention with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the invention, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
For simplicity of the drawing, only the parts relevant to the invention are schematically shown in each drawing, and they do not represent the actual structure thereof as a product. In addition, in order to simplify the drawings and facilitate understanding, components having the same structure or function in some drawings are only schematically illustrated in one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one", and "a number" includes "two" and "two or more".
In this context, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-5, the present invention proposes an anti-collision device for road transportation facilities, comprising: the base 1, cylinder 2 slope setting is on base 1, and cylinder 2 inclination is adjustable, and crashproof 3 slides and sets up on cylinder 2, and crashproof 3 is located the opposite side of direction of inclination with cylinder 2.
In this embodiment, as shown in fig. 1, the anti-collision device is used for being arranged at a fork or a toll station of a viaduct, and is easy to directly impact the vehicle, after the vehicle collides with the anti-collision member 3, because the column 2 is obliquely arranged, the anti-collision member 3 can slide upwards for a certain distance along the column 2 under the thrust action of the vehicle collision, so that kinetic energy of the vehicle collision can be converted into gravitational potential energy, the anti-collision member 3 plays a certain buffering role on the vehicle collision, and a part of kinetic energy is converted into gravitational potential energy, so that on one hand, the load on the anti-collision member 3 can be effectively reduced, on the other hand, the kinetic energy of the vehicle can be effectively converted, the speed of the vehicle is reduced, and thus injury to passengers is reduced as much as possible, the column 2 is provided with a limiting member, the anti-collision member 3 can be limited to a certain height in a sliding manner, so that the safe height is ensured, and the force required by sliding the anti-collision member 3 to a certain height can be adjusted by changing the inclination angle of the column 2 according to the actual situation, so that the best anti-collision member 3 is not damaged.
Further, the bump guard 3 is rotatably provided on the column 2.
In this embodiment, as shown in fig. 5, although a general automobile directly collides against the anti-collision member 3 and makes it slide up to a certain height, most of the stress of the anti-collision member 3 will be uneven in the whole process, at this time, the anti-collision member 3 will rotate to a certain extent, so as to guide the change of the posture of the automobile, that is, the head part of the automobile rotates around the anti-collision member 3 as an axis, and meanwhile, the kinetic energy of the automobile is converted, and the force to the anti-collision member 3 is reduced.
Or the cylinder 2 is segmented and divided into a sliding section and a rotating section, namely, the anti-collision member 3 can only slide along the axial direction of the cylinder 2 when in the initial sliding section, and after the anti-collision member 3 slides to a certain distance (the distance can be set), the anti-collision member 3 can not slide any more and can only rotate, so that the automobile kinetic energy can be effectively reduced, the automobile kinetic energy can be further rotated to play a role in guiding the automobile, the automobile kinetic energy can be better and stably reduced, and the damage to all sides can be reduced.
Further, the buffer frame 4 one side articulates and sets up on base 1, and buffer frame 4 has two, and two buffer frames 4 set up relatively, and are located one side of cylinder 2, and crashproof piece 3 is close to one of them buffer frame 4 after rotating to one side, and crashproof piece 3 is close to another buffer frame 4 after rotating to the opposite side.
In this embodiment, as shown in fig. 1, two buffer frames 4 are provided, which can play a role in supporting and buffering the automobile after the automobile collides against the anti-collision member 3 and rotates, so that the kinetic energy of the automobile is further reduced, the specific automobile collides against the anti-collision member 3, the anti-collision member 3 rotates to one side and can guide the automobile to move to the buffer frame 4 on one side, the anti-collision member 3 rotates to the other side and can guide the automobile to move to the buffer frame 4 on the other side, and the problem that the automobile is overturned to the under of the overhead bridge can be prevented, so that the safety is greatly improved.
Further, the two buffer frames 4 are provided with buffer surfaces at the sides far away from each other, and further comprise first buffer air bags 51, and a plurality of first buffer air bags 51 are arranged on the buffer surfaces of the buffer frames 4.
In this embodiment, as shown in fig. 1, a plurality of first cushion airbags 51 are disposed on the cushion surface of the cushion frame 4, and after the vehicle rotates around the anti-collision member 3, the side surface of the vehicle collides with the first cushion airbags 51, and the first cushion airbags 51 play a role in buffering the vehicle, so as to reduce the impact force.
Further, the first cushion airbag 51 has a shape of a revolution, and the first cushion airbag 51 has a concave portion 52 thereon.
In this embodiment, as shown in fig. 1, the design of the concave portion 52 on the first buffer air bag 51 can play a role of buffering perpendicular to the first buffer air bag 51, and meanwhile, there is a suction force similar to a suction cup, so that the friction force between the vehicle body and the first buffer air bag 51 can be improved, the effect of reducing the kinetic energy of the vehicle is further improved, and the vehicle can keep a stable posture as far as possible.
Further, both ends of the telescopic rod body 53 are respectively provided on the two buffer frames 4.
In this embodiment, the telescopic rod 53 not only can adjust the mutual swinging angle of the buffer frame 4, but also can play a role in mutual fixing and supporting, and improve the firmness of the buffer frame 4.
Further, the anti-collision member 3 includes that the moving member 31 slides and rotates on the column 2, the arc-shaped flexible plate 32 is arranged on one side of the moving member 31, one side of the arc-shaped flexible plate 32, which is close to the moving member 31, is provided with a middle reinforcing rib plate 33 and two side reinforcing rib plates 34, the two side reinforcing rib plates 34 are respectively positioned on two sides of the middle reinforcing rib plate 33, two ends of the supporting column 35 are respectively arranged on the moving member 31 and the side reinforcing rib plates 34, and two ends of the elastic supporting member 36 are respectively arranged on the moving member 31 and the middle reinforcing rib plate 33.
In this embodiment, as shown in fig. 1 and fig. 2, the arc-shaped flexible board 32 is made of flexible rubber, and adopts an arc shape, so that a certain buffering effect can be achieved, in addition, the side reinforcing ribs 34 on two sides are fixedly connected with the moving member 31 through the supporting columns 35, the middle reinforcing rib plate 33 located in the middle is connected with the moving member 31 through the elastic supporting members 36, so that when an automobile collides with the arc-shaped flexible board 32, the middle of the arc-shaped flexible board 32 is sunken, the position of a head of the automobile can be effectively fixed while the buffering effect is achieved, the second buffering air bag 37 can also provide a certain suction force for the automobile, so that the automobile tail is guided to rotate to the buffering frame 4 through the rotation of the anti-collision member 3, the kinetic energy of the automobile is gradually reduced, and the safety of the automobile during collision is improved.
Further, the anti-collision member 3 further includes a second cushion airbag 37 disposed on an outer wall of the arc-shaped flexible board body 32, the second cushion airbag 37 is in a shape of a rotator, and the second cushion airbag 37 has a second recess 38 thereon.
In this embodiment, when the second buffer air bag 37 gives the automobile a buffer effect, the second concave portion 38 gives the automobile a certain suction force, so that the anti-collision member 3 can more effectively guide the automobile to turn and rotate, thereby the buffer frame 4 further plays a buffer effect, the automobile posture is effectively controlled, the automobile posture stability is improved, and the passenger safety is improved.
Further, the anti-collision member 3 further includes that the spacing protrusion 39 is disposed on the outer wall of the arc-shaped flexible board 32, and the spacing protrusion 39 is close to the upper end of the arc-shaped flexible board 32, the spacing protrusion 39 is provided with a plurality of spacing recesses 310 along the circumference of the arc-shaped flexible board 32, and a spacing recess 310 is disposed between two adjacent spacing protrusions 39.
In this embodiment, as shown in fig. 1, the setting of the limiting protrusion 39 can prevent the vehicle from moving upwards after striking the anti-collision member 3, so as to improve the stability of the vehicle posture, and the spacing notch 310 can provide a moving space for the limiting protrusion 39 when the arc-shaped flexible board 32 is struck to be recessed inwards, so as to prevent interference between the limiting protrusions 39 and prevent the problem of deformation of the arc-shaped flexible board 32.
Further, the arc-shaped flexible plate 32 and the limiting protrusions 39 are made of rubber.
In this embodiment, the rubber material not only has certain flexibility, but also has certain cushioning effect, and when promoting the cushioning effect, life is also longer relatively.
Further, the elastic support 36 is one of a pneumatic rod, a cylinder, and a spring.
Further, the moving member 31 is rotatably provided on the column 2 after sliding, and the impact preventing member 3 is rotatably provided on the column 2 after sliding.
In this embodiment, the anti-collision member 3 can be adjusted to slide and rotate at the same time, and can also be adjusted to slide and then rotate, so that kinetic energy can be converted into gravitational potential energy as much as possible, and then the kinetic energy of an automobile is further reduced through the rotation of the anti-collision member 3, so that the effects of anti-collision and safety improvement are achieved.
Further, the moving part 31 is a sleeve, the sleeve is sleeved outside the cylinder 2, a limiting block 8 is arranged on the cylinder 2, the limiting block 8 is close to the base 1, and the limiting block is connected with the sleeve through an elastic rope or a spring.
In this embodiment, the limiting block 8 can keep the moving member 31 at a certain position in a natural state, and the elastic rope or the spring can provide a certain tensile force for the moving member 31 when the moving member 31 slides, and play a role in resetting the limiting block 8 after the collision is completed.
Further, the articulated setting of cylinder 2 one end is on base 1, and flexible bracing piece 6 one end articulates the setting on base 1, and the other end articulates with the other end of cylinder 2.
In this embodiment, the telescopic supporting rod 6 may be extended or shortened, and the telescopic supporting rod 6 is provided with a limiting device to limit the length of the telescopic supporting rod 6, and the inclination angle of the column 2 may be adjusted by adjusting the length of the telescopic supporting rod 6.
Further, still include that solar panel body 71 sets up in the one end top of cylinder 2, aerify the pump body setting on base 1, solar panel body 71 is used for supplying power for the pump body that aerifing, and the pump body that aerifys is used for first buffering gasbag and second buffering gasbag.
Further, two sets of direction indicator lamps 72 are symmetrically arranged on the outer wall of the arc-shaped flexible board 32, and the solar panel 71 is used for supplying power to the direction indicator lamps 72.
In this embodiment, as shown in fig. 3, the outer wall of the arc-shaped flexible board 32 is provided with the direction indicator lamps 72 facing to two sides, so that the driver of the automobile can be prompted to take a part in the intersection, and the effect of actively reducing the collision is achieved.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (10)
1. A collision-preventing device for road transportation facilities is characterized by comprising,
A base (1),
A column body (2) which is obliquely arranged on the base (1), the inclination angle of the column body (2) is adjustable,
The anti-collision piece (3) is arranged on the column body (2) in a sliding mode, and the anti-collision piece (3) is located on one side, obliquely upwards, of the column body (2).
2. A road transportation facility collision avoidance device as claimed in claim 1, in which,
The anti-collision piece (3) is rotatably arranged on the column body (2).
3. The road transportation facility collision avoidance device of claim 2 further comprising,
The buffer frame (4), one side articulates and sets up on base (1), buffer frame (4) have two, two buffer frame (4) set up relatively, and are located one side of cylinder (2), anticollision piece (3) are to one side after rotating, are close to one of them buffer frame (4), anticollision piece (3) are to the opposite side after rotating, are close to another buffer frame (4).
4. A road transportation facility collision avoidance device as claimed in claim 3, in which,
The two buffer frames (4) are provided with buffer surfaces at the sides facing away from each other, and also comprise,
The buffer frame comprises a buffer frame body and a plurality of first buffer air bags (51), wherein the buffer surface of the buffer frame (4) is provided with the plurality of first buffer air bags (51).
5. The road transportation facility collision avoidance device of claim 4 wherein,
The first buffer air bag (51) is in a rotator shape, and the first buffer air bag (51) is provided with a concave part (52).
6. The road transportation facility collision avoidance device of claim 4 further comprising,
And the two ends of the telescopic rod body (53) are respectively arranged on the two buffer frames (4).
7. A road transportation facility collision avoidance device according to claim 2, in which the collision avoidance element (3) comprises,
A moving member (31) slidably and rotatably provided on the column (2),
The arc-shaped flexible plate body (32) is arranged on one side of the moving part (31), one side, close to the moving part (31), of the arc-shaped flexible plate body (32) is provided with a middle reinforcing rib plate (33) and two side reinforcing rib plates (34), the two side reinforcing rib plates (34) are respectively positioned on two sides of the middle reinforcing rib plate (33),
The two ends of the supporting column (35) are respectively arranged on the moving piece (31) and the side reinforcing rib plate (34),
And the two ends of the elastic supporting piece (36) are respectively arranged on the moving piece (31) and the middle reinforcing rib plate (33).
8. A road transportation facility collision avoidance device according to claim 7, in which the collision avoidance element (3) further comprises,
The second buffer air bag (37) is arranged on the outer wall of the arc-shaped flexible plate body (32), the second buffer air bag (37) is in a rotator shape, and a second concave part (38) is arranged on the second buffer air bag (37).
9. A road transportation facility collision avoidance device according to claim 7, in which the collision avoidance element (3) further comprises,
A limiting protrusion (39) arranged on the outer wall of the arc-shaped flexible plate body (32), wherein the limiting protrusion (39) is close to the upper end of the arc-shaped flexible plate body (32),
The limiting protrusions (39) are arranged in a plurality along the circumferential direction of the arc-shaped flexible plate body (32), and a spacing notch (310) is formed between every two adjacent limiting protrusions (39).
10. A road transportation facility collision avoidance device as claimed in claim 1, in which,
One end of the column body (2) is hinged on the base (1) and also comprises,
And one end of the telescopic supporting rod (6) is hinged on the base (1), and the other end of the telescopic supporting rod is hinged with the other end of the column body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410427533.1A CN118087428A (en) | 2024-04-10 | 2024-04-10 | Anti-collision device for road traffic transportation facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410427533.1A CN118087428A (en) | 2024-04-10 | 2024-04-10 | Anti-collision device for road traffic transportation facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118087428A true CN118087428A (en) | 2024-05-28 |
Family
ID=91163258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410427533.1A Withdrawn CN118087428A (en) | 2024-04-10 | 2024-04-10 | Anti-collision device for road traffic transportation facilities |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118087428A (en) |
-
2024
- 2024-04-10 CN CN202410427533.1A patent/CN118087428A/en not_active Withdrawn
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Application publication date: 20240528 |
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