CN108360423A - A kind of guide type highway protective device - Google Patents
A kind of guide type highway protective device Download PDFInfo
- Publication number
- CN108360423A CN108360423A CN201810294894.8A CN201810294894A CN108360423A CN 108360423 A CN108360423 A CN 108360423A CN 201810294894 A CN201810294894 A CN 201810294894A CN 108360423 A CN108360423 A CN 108360423A
- Authority
- CN
- China
- Prior art keywords
- shaped protective
- protective fence
- transverse plate
- shaped
- vertical frame
- 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- Withdrawn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
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
- 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
-
- 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
- E01F15/0415—Metal rails with pivoting members
-
- 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
- E01F15/0492—Provisions for guiding in combination with rails, e.g. tire-gutters
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The present invention provides a kind of guide type highway protective device, wherein, including at least two L-shaped protective fences and several dsah-pots, several L-shaped protective fences are folded set from front to back successively, each L-shaped protective fence includes transverse plate, vertical frame and screw, the transverse plate is vertically connected on before vertical frame, and the rear endlap of the transverse plate of relatively preceding L-shaped protective fence is located at the front end of the transverse plate of relatively posterior L-shaped protective fence, and the transverse plate of two neighboring L shape protective fence is set by the way that screw is folded.The present invention can overcome resistance movement to absorb impact energy by L-shaped protective fence, Impact energy can also be guided and be buffered by dsah-pot, and buffering effect is good, reduce fierce accidents.
Description
Technical field
The invention belongs to road safety field more particularly to a kind of guide type highway protective devices.
Background technology
Traditional anticollision barrier is formed using the protective plate in column and portion disposed thereon, and steel plate or mixed can be used in protective plate
Solidifying soil makes, and the two is that rigid material is also in rigid connection.After automobile is out of control knocks protective plate, since above structure is not slow
Function is rushed, while protective plate is single layer structure, under the powerful impact force of automobile height, can often protective plate be caused to rupture, automobile
Breaking through after guardrail can still dash forward, and automobile and anticollision barrier are rigid collision, and automobile also can be badly damaged after collision.For
Reinforce the anticollision ability of anticollision barrier, market occurs the protective plate by thickening processing, although the crashworthiness of the protective plate
It gets a promotion, but steel plate or weight concrete are larger, therefore the larger protective plate of thickness certainly will increase weight significantly, be made to carrying
At inconvenience, and then influence to use.
In view of the above-mentioned problems, the applicant furthers investigate in view of the above-mentioned drawbacks in the prior art, there is this case generation then.
Invention content
The purpose of the present invention is to provide a kind of guide type highway protective devices, have excellent bumper and absorbing shock
Can, and convenient for storage and carry.
The invention is realized in this way：
There is provided a kind of guide type highway protective device, wherein including at least two L-shaped protective fences and several bufferings
Cylinder, several L-shaped protective fences are folded set from front to back successively, and each L-shaped protective fence includes transverse plate, vertical frame and screw, institute
It states transverse plate to be vertically connected on before vertical frame, the rear endlap of the transverse plate of relatively preceding L-shaped protective fence is located to exist relatively
The transverse plate of the front end of the transverse plate of L-shaped protective fence afterwards, two neighboring L shape protective fence is set by the way that screw is folded, several L-shaped
The width of protective fence in left and right directions is incremented by successively from front to back, and the transverse plate of relatively preceding L-shaped protective fence is before and after
Direction forms projected area on the vertical frame of relatively posterior L-shaped protective fence, and the vertical frame is in arc structure, is located at foremost
The vertical frame of L-shaped protective fence be rotatably connected to several dsah-pots, respectively projected positioned at several subsequent L-shaped protective fences
The both sides in area are symmetrically rotatablely connected dsah-pot.
Further, each L-shaped protective fence is additionally provided with vertical plate, and vertical plate is located at behind vertical frame and vertical plate is left
Right both ends are connect with vertical frame.
Further, the dsah-pot is made of polyurethane foam Energy dissipating material and the surface of dsah-pot coats fluorescence
Powder.
Further, the quantity for the screw that the L-shaped protective fence is arranged gradually increases from front to back.
Further, the transverse plate is wavy shaped configuration.
Further, protective device further includes alarm mechanism, the alarm mechanism include lateral Tapered Column, vertical Tapered Column,
The power-on switch that emergency alarm bell and control alarm mechanism circuit open and close, the transverse direction Tapered Column is located at behind vertical plate, described
Vertical Tapered Column is located in vertical plate, lateral Tapered Column and vertical Tapered Column all wedge shapes with tapered end and lateral Tapered Column
The matching setting of the tapered end of end and vertical Tapered Column, the power-on switch are located in the tapered end of vertical Tapered Column.
Further, the alarm mechanism further includes solar panel and accumulator, the solar panel and electric power storage
Pond powers for alarm mechanism circuit.
After adopting the above technical scheme, the present invention relates to a kind of guide type highway protective device, with prior art phase
Than advantageous effect is, the present invention includes at least two L-shaped protective fences being superimposed along the longitudinal direction, and L-shaped protective fence passes through screw
Superposition, can drive the L-shaped protective fence to move backward, vertical plate when vehicle bumps against the vertical plate of relatively preceding L-shaped protective fence
Screw can be inferred that several L-shaped protective fences move afterwards one by one, each L-shaped to consume crash energy by the impact force of mobile moment
Protective fence will infer that screw, crash energy are gradually exhausted by several fractureing for several screws, achieve the effect that anticollision.
Meanwhile the vertical frame of L-shaped protective fence is to be rotatably connected to dsah-pot on arcuate structure and vertical frame, when Vehicular impact foremost
L-shaped protective fence when can hit on dsah-pot, dsah-pot is rotated along Vehicular impact direction, and vehicle is guided to far from being protected
The both sides of object slide, effectively avoid hitting with protected object and impact energy can be consumed by continuing to slide,
Fierce collision is utmostly prevented, it is highly practical.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the side schematic view of the present invention.
Reference sign：
1, the first L-shaped protective fence；2, the second L-shaped protective fence；3, third L-shaped protective fence；4, dsah-pot, 41, fluorescent powder；
51, transverse plate, 52, vertical plate, 53, vertical frame, 54, screw；61, lateral Tapered Column, 62, vertical Tapered Column, 63, emergency alarm bell,
64, power-on switch, 65, solar panel.
Specific implementation mode
In order to describe the technical content, the structural feature, the achieved object and the effect of this invention in detail, below in conjunction with embodiment
And attached drawing is coordinated to be explained in detail.Before coordinate X, Y indicate that front direction and upper and lower directions and coordinate X are directed toward respectively in figure, coordinate Y refers to
Upwards.
Shown in reference picture 1, Fig. 2, the present invention provides a kind of guide type highway protective device, wherein including at least two
A L-shaped protective fence and several dsah-pots, several L-shaped protective fences are folded set from front to back successively, in actual use can root
It is estimated that the quantity of L-shaped protective fence is arranged in the impact energy that is generated under the Maximum speed limit in different tracks, for ease of description, this
In embodiment by taking three L-shaped protective fences shown in figure as an example, it is anti-that three protective fences defining from front to back are followed successively by the first L-shaped
Guardrail 1, the second L-shaped protective fence 2 and third L-shaped protective fence 3.Each L-shaped protective fence includes transverse plate 51, vertical frame 53 and spiral shell
Nail 54, the transverse plate 51 is vertically connected on before vertical frame 53, the rear end of the transverse plate 51 of relatively preceding L-shaped protective fence
The front end of the folded transverse plate 51 for being located at relatively posterior L-shaped protective fence, the transverse plate 51 of two neighboring L shape protective fence pass through spiral shell
Nail 54 is folded to be set, i.e. before the rear endlap of the transverse plate 51 of the first L-shaped protective fence 1 is located at the transverse plate 51 of the second L-shaped protective fence 2
End, the rear endlap of the transverse plate 51 of the second L-shaped protective fence 2 are located at the front end of the transverse plate 51 of third L-shaped protective fence 3, folded to set
It is fixed afterwards by screw 54, present invention screw 54 of the first L-shaped protective fence 1 and the second L-shaped protective fence 2 after Vehicular impact is disconnected
It can be moved on the transverse plate 51 of the second L-shaped protective fence 2 and third L-shaped protective fence 3 respectively after splitting.
Several width of L-shaped protective fence in left and right directions are incremented by successively from front to back, i.e. the first L-shaped protective fence 1 or so
The width in direction is more than the second L-shaped protective fence 2, and the width of 2 left and right directions of the second L-shaped protective fence is more than third L-shaped protective fence 3.
And the transverse plate 51 of relatively preceding L-shaped protective fence is along the longitudinal direction on the vertical frame 53 of relatively posterior L-shaped protective fence
Projected area is formed, i.e. the first L-shaped protective fence 1 forms the first projected area S1 in the second L-shaped protective fence 2, and the second L-shaped protective fence 2 exists
Third L-shaped protective fence 3 forms the second projected area S2, and the vertical frame 53 is in arc structure, is located at the L-shaped protective fence of foremost
Vertical frame 53 is rotatably connected to several dsah-pots, be located at several subsequent L-shaped protective fences respective projected area both sides pair
Rotation connection dsah-pot, the i.e. vertical frame 53 at first with the first L-shaped protective fence 1 of vehicle contact is claimed to be rotatably connected to multiple bufferings
Cylinder 4, multiple dsah-pots 4 are spaced in left-right direction is covered with entire vertical frame 53, and the second L-shaped protective fence 2 and third L-shaped protective fence
3 vertical frame 53 is only externally provided with dsah-pot 4 in projected area.
When vehicle surprisingly hits the present invention, what is contacted first with vehicle is the first L-shaped protective fence 1, the first L-shaped protective fence
1 can be inferred the screw for hammering into the first L-shaped protective fence and the second L-shaped protective fence to consume impact energy by the moment impacted
It measures, then vehicle also collides the dsah-pot 4 of the first L-shaped protective fence 1, and dsah-pot 4 can be rotated by impact, and due to vertical frame 53
For arcuate structure, coordinate the guiding of dsah-pot 4, the automobile collided that will gradually be moved to both sides.When the first L-shaped protective fence 1
It bumps against on the second L-shaped protective fence 2, automobile can also continue to be moved to both sides so that vehicle along the dsah-pot 4 of the second L-shaped protective fence 2
It can farthest avoid fierce collision gradually far from protected object, reduce impact damage.To sum up, infer screw energy
Impact energy is enough consumed, L-shaped protective fence continues forward slip to strike L-shaped protective fence behind, and again after broken-off screw
Secondary fracture hammers into the screw of the L-shaped protective fence, several such L-shaped protective fences will move one by one, often move a L-shaped protective fence
It will fracture and hammer into the screw of the L-shaped protective fence, until impact energy gradually consumes in several L-shaped protective fence moving process
To the greatest extent, one aspect of the present invention is by inferring that the screw 54 on L-shaped protective fence consumes most of impact energy for attacking protected object directly
Amount, on the other hand by under the vertical frame 53 of arc structure and the guiding of dsah-pot 4 being located on vertical frame 53, automobile is to both sides
It slides to consume energy and finally stop, that is, in the direction of travel for correcting automobile mistake, final realize consumes energy and avoid swashing
The effect of strong shock, takes into account buffering and accident avoids, highly practical.It should be noted that even if the impact energy of vehicle
Greatly to enough whole device is moved, it is moved to after protective device supports protected object, vehicle will start to push vertically
Plate starts to consume impact energy.
In order to allow preceding L-shaped protective fence preferably to push posterior L-shaped protective fence, it is preferable that each L-shaped protective fence is also
Equipped with vertical plate 52, vertical plate 52 is located at behind vertical frame 53, which is also in arc-shaped and vertical plate 52 or so
Both ends are connect with vertical frame 53, and the vertical plate 52 of preceding L-shaped protective fence and posterior L-shaped protective fence is vertical in knockout process
Frame 53 bumps against, and is so located at the vertical frame 53 of preceding L-shaped protective fence and will not bump against with posterior L-shaped protective fence, thus will not
It influences to rotate in the dsah-pot 4 of preceding L-shaped protective fence, and vertical plate 52 is just impinged upon in the projected area of rear L-shaped protective fence, because
This will not influence the rotation in the dsah-pot 4 of rear L-shaped protective fence.
It is highly preferred that the dsah-pot is made of polyurethane foam Energy dissipating material, meets with and consumed by polyurethane after hitting
The deformation of energy material plays cushioning effect, while on automobile impacting to more soft dsah-pot 4 to consume part impact energy
The larger rigid impact of intensity is can avoid, reduces impact damage to greatest extent.And the vertical plate 52 of L-shaped protective fence can play branch
Support acts on, and realization can also have cushioning effect in the case where ensureing structural strength, take into account softness resiliency and hardness supportive.Dsah-pot
Surface also coats fluorescent powder 41, fluorescent powder extinction on 41 daytime, and illuminating at night plays a warning role, prevents from missing caused by insufficient light
It hits.
The size of the screw of different size is different, intensity also just it is different, the required thrust that fractures with regard to different,
What specific thrust numerical value can be surveyed by experiment, in actual use, the present invention can estimate that different speed different automobile types are touched
Then the energy generated when hitting selects the specification and quantity of screw according to estimated value, but the screw on each L-shaped protective fence is rolled over
Desired thrust of breaking cannot be excessive, otherwise just vertical plate will directly be pushed over before pushing L-shaped protective fence, so each L-shaped
The screw of protective fence hammered into should not be too many, the quantity that L-shaped protective fence can be selected to be superimposed again according to estimated value, that is, combines
The consumable impact energy of whole device is finally determined to screw and L-shaped protective fence comprehensive selection.Two neighboring L-shaped when use
The transverse plate 1 of protective fence, which is that front and rear end is folded, to be set, and all L-shaped protective fences can be folded directly and be set when folding, and space is smaller,
Therefore, convenient efficiently dismounting can also be realized in the case where ensuring raising anticollision ability and is carried, and there is very strong practicability.
As a preferred embodiment of the present invention, the quantity of the screw 54 that the L-shaped protective fence is arranged from front to back by
It is cumulative to add.For example, as shown in Fig. 2, having row's screw 54 between the first L-shaped protective fence 1 and the second L-shaped protective fence 2 of the present invention
It is fixed, there is the fixation of two rows of screws 54 between the second L-shaped protective fence 2 and third L-shaped protective fence 3, since vehicle meets this at the beginning
Impact force is maximum when device, therefore there was only row's screw 54, the resistance of the screw 54 positioned at the first L-shaped protective fence 1 of foremost
It is smaller, impact force can only centainly be consumed, so vehicle will continue to move, then using 54 resistance of two rows of screws
Counteracting further becomes smaller, and like this, impact force is smaller and smaller, and resistance is increasing so that absorb energy be one in proper order gradually
Into process take slow consumption impact force in this way, the present invention will not carry out the larger rigid impact of intensity with maximum impact force
Mode can effectively avoid the present apparatus from directly being smashed, and generate the fragment of bigger impact force and cause secondary injury, while is real
Now absorb the effect of energy.Finally, positioned at two position L-shaped protective fences on the nearest L-shaped protective fence of protected object body
Resistance be maximum, be the second L-shaped protective fence 2 in the present embodiment, after the second L-shaped protective fence 2 slides into rear end, impact force is
Through being not enough to that third L-shaped protective fence 3 is allowed to move again backward, it can effectively prevent the protected object of Vehicular impact in this way, carry significantly
High safety performance.
Wherein, the transverse plate 1 and vertical plate 2 are made of vibration-absorptive material, for example using PU expanded materials etc., utilize material
The damping property of material consumes part of impact force, and energy-absorbing effect is good, and cushioning effect becomes apparent.And the transverse plate is waveform knot
Structure, the transverse plate of relatively preceding L-shaped protective fence is folded to be located above the transverse plate of relatively posterior L-shaped protective fence, so relatively
The transverse plate after thrusting screw of preceding L-shaped protective fence can be slided in the transverse plate of relatively posterior L-shaped protective fence, transverse plate
Contribute to increase frictional force using wavy shaped configuration, consumes part impact energy using frictional resistance, play the role of energy consumption.
As another preferred embodiment of the present invention, as shown in Fig. 2, protective device further includes alarm mechanism, the alarming machine
Structure includes the power-on switch 64 that lateral Tapered Column 61, vertical Tapered Column 62, emergency alarm bell 63 and control alarm mechanism circuit open and close,
Transverse direction 61 level of Tapered Column is located at behind vertical plate, and the vertical Tapered Column is located in vertical plate, is opened up in vertical plate
The through-hole (not shown) being inserted into for lateral Tapered Column.Lateral Tapered Column and vertical Tapered Column all have tapered end and laterally wedge shape
The tapered end of column and the matching setting of the tapered end of vertical Tapered Column, the power-on switch are located in the tapered end of vertical Tapered Column.
Power-on switch 64 can be set as elastic switch, do not press and may turn off, and lateral Tapered Column is moved backward with L-shaped protective fence, is passed through
Through-hole contradicts vertical Tapered Column, 64 quilt of power-on switch when the tapered end of lateral Tapered Column 61 knocks the tapered end of vertical Tapered Column 62
Lateral Tapered Column presses, and alarm mechanism circuit is opened at this time, and emergency alarm bell 63 sounds, and plays warning to surrounding vehicles and environment and makees
With.
It is highly preferred that the alarm mechanism further includes solar panel 65 and accumulator (not shown), the solar-electricity
Pond plate and accumulator are powered for alarm mechanism circuit.Highway all outdoors, can be shined upon, therefore can fully absorb the sun
Light converts solar energy into electrical energy and is stored in accumulator for circuit use, has the effect of environmental protection and energy saving.
Example the above is only the implementation of the present invention is not intended to limit the scope of patent protection of the present invention, every utilization
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (1)
1. a kind of guide type highway protective device, which is characterized in that including at least two L-shaped protective fences and several bufferings
Cylinder, several L-shaped protective fences are folded set from front to back successively, and each L-shaped protective fence includes transverse plate, vertical frame and screw, institute
It states transverse plate to be vertically connected on before vertical frame, the rear endlap of the transverse plate of relatively preceding L-shaped protective fence is located to exist relatively
The transverse plate of the front end of the transverse plate of L-shaped protective fence afterwards, two neighboring L shape protective fence is set by the way that screw is folded, several L-shaped
The width of protective fence in left and right directions is incremented by successively from front to back, and the transverse plate of relatively preceding L-shaped protective fence is before and after
Direction forms projected area on the vertical frame of relatively posterior L-shaped protective fence, and the vertical frame is in arc structure, is located at foremost
The vertical frame of L-shaped protective fence be rotatably connected to several dsah-pots, respectively projected positioned at several subsequent L-shaped protective fences
The both sides in area are symmetrically rotatablely connected dsah-pot.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810310717.4A CN108643086A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device that anti-collision effect is good |
| CN201810294894.8A CN108360423A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device |
| CN201810310731.4A CN108716196A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device with warning function |
| CN201910253597.3A CN110318356A (en) | 2018-03-30 | 2019-03-30 | A kind of guide type highway protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810294894.8A CN108360423A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810310731.4A Division CN108716196A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device with warning function |
| CN201810310717.4A Division CN108643086A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device that anti-collision effect is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108360423A true CN108360423A (en) | 2018-08-03 |
Family
ID=63002030
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810310717.4A Withdrawn CN108643086A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device that anti-collision effect is good |
| CN201810294894.8A Withdrawn CN108360423A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device |
| CN201810310731.4A Withdrawn CN108716196A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device with warning function |
| CN201910253597.3A Withdrawn CN110318356A (en) | 2018-03-30 | 2019-03-30 | A kind of guide type highway protective device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810310717.4A Withdrawn CN108643086A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device that anti-collision effect is good |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810310731.4A Withdrawn CN108716196A (en) | 2018-03-30 | 2018-03-30 | A kind of guide type highway protective device with warning function |
| CN201910253597.3A Withdrawn CN110318356A (en) | 2018-03-30 | 2019-03-30 | A kind of guide type highway protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN108643086A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114561889A (en) * | 2022-03-11 | 2022-05-31 | 曙光智通信息科技有限公司 | Stall protection device for trackless rubber-tyred vehicle |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305645B (en) * | 2020-03-25 | 2021-08-03 | 中铁隧道集团二处有限公司 | Based on road and bridge construction is with buffering formula anticollision warning guardrail |
| CN114687309A (en) * | 2022-04-08 | 2022-07-01 | 中南大学 | Anti-collision cushion |
-
2018
- 2018-03-30 CN CN201810310717.4A patent/CN108643086A/en not_active Withdrawn
- 2018-03-30 CN CN201810294894.8A patent/CN108360423A/en not_active Withdrawn
- 2018-03-30 CN CN201810310731.4A patent/CN108716196A/en not_active Withdrawn
-
2019
- 2019-03-30 CN CN201910253597.3A patent/CN110318356A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114561889A (en) * | 2022-03-11 | 2022-05-31 | 曙光智通信息科技有限公司 | Stall protection device for trackless rubber-tyred vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108716196A (en) | 2018-10-30 |
| CN108643086A (en) | 2018-10-12 |
| CN110318356A (en) | 2019-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180803 |
|
| WW01 | Invention patent application withdrawn after publication |