CN108517809A - A kind of road and bridge anti-collision protection device - Google Patents
A kind of road and bridge anti-collision protection device Download PDFInfo
- Publication number
- CN108517809A CN108517809A CN201810362331.8A CN201810362331A CN108517809A CN 108517809 A CN108517809 A CN 108517809A CN 201810362331 A CN201810362331 A CN 201810362331A CN 108517809 A CN108517809 A CN 108517809A
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- CN
- China
- Prior art keywords
- road
- fixedly connected
- installs case
- negative pressure
- support plate
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 230000006835 compression Effects 0.000 claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000013011 mating Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 8
- 230000007306 turnover Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000037230 mobility Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 125000006850 spacer group Chemical group 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
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
-
- 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
Abstract
The invention discloses a kind of road and bridge anti-collision protection devices, are related to road and bridge protection technology field.It includes the protection mechanism being uniformly arranged respectively at left and right sides of road；The protection mechanism on the right side includes the installs case being fixedly connected with road side；Bottom is installed with negative pressure box in installs case；Negative pressure box upper end is provided with communicating pipe；Installs case upper end slidably connects support plate；It is fixedly connected with pillar in the middle part of the lower end of support plate；Lower rod end is fixedly connected with sealing plate；The upper surface level of sealing plate and communicating pipe are slidingly sealed cooperation；Left side wall top is installed with compression spring in installs case；Compression spring right end is fixedly connected with pillar side；It protects in the middle part of the right end and support column side of transverse slat and is fixedly connected.The beneficial effects of the invention are as follows：Vacantly prevent vehicle is persistently mobile disorderly to hit using wheel sinkage, upper and lower pressure difference, avoids vehicle turnover, play a protective role after being opened using negative pressure box.
Description
Technical field
The present invention relates to road and bridge protection technology fields.
Background technology
Need that protective fence is arranged at left and right sides of road, to play a protective role to vehicle traveling, prevent from coming off track and
It crashes under side or bridge, improves safety, but conventional protective fence can not play a very good protection, for convenience of walking,
General road and bridge guardrail height is relatively low.Vehicle traveling in, under emergency case, frequent occurrence with the shock of protective fence, in shape out of control
Under state or in the case of driver's faulty operation, vehicle is easy wide-angle after hitting guardrail and changes travel direction, and hits
Normally travel vehicle in road, or guardrail is hit repeatedly, serious traffic accident is caused, vehicle turnover may be also resulted in by hitting sometimes
Fall roadside, great injury is brought to life security.
Invention content
The technical problems to be solved by the invention are to be directed to above-mentioned technical deficiency, provide a kind of road and bridge anticollision guarantor
Protection unit.Vacantly prevent vehicle is persistently mobile disorderly to hit using wheel sinkage, upper and lower pressure difference, avoids after being opened using negative pressure box
Vehicle turnover plays a protective role.
The technical solution adopted by the present invention is：It provides at left and right sides of a kind of road and bridge anti-collision protection device, including road respectively
The protection mechanism being uniformly arranged；
The protection mechanism on the right side includes the installs case being fixedly connected with road side；Peace is fixed in bottom in installs case
Equipped with negative pressure box；Negative pressure box upper end is provided with communicating pipe；Installs case upper end slidably connects support plate；The front and rear sides of support plate
It is slidably connected respectively by sliding slot level with the front and rear sides wall of installs case；It is fixedly connected with pillar in the middle part of the lower end of support plate；
Lower rod end is fixedly connected with sealing plate；The upper surface level of sealing plate and communicating pipe are slidingly sealed cooperation；When in negative pressure box
When negative pressure state, sealing plate coordinates with communicating pipe upper port sealing；Left side wall top is installed with compression spring in installs case；Pressure
Spring is above negative pressure box, and the left end of compression spring is fixedly connected with installs case left side wall, and compression spring right end is fixedly connected with pillar side；Branch
Uniformly it is fixed at least two support columns on the left of the upper end of fagging；It is provided with protection transverse slat above support plate；Protect the right side of transverse slat
It is fixedly connected in the middle part of end and support column side；
Protection mechanism at left and right sides of road is left and right symmetrically arranged.
The technical program is advanced optimized, a kind of rear and front end of the protection transverse slat of road and bridge anti-collision protection device is fixed to be connected
It is connected to cushion pad.
It advanced optimizes the technical program, is provided in a kind of support plate of road and bridge anti-collision protection device perforative logical up and down
Hole；Through-hole interior sealing is fixed with indicating film.
Advanced optimize the technical program, a kind of support column of road and bridge anti-collision protection device and support plate are solid by reinforcing rib
Fixed connection.
Advanced optimize the technical program, right side wall is provided with limiting slot in a kind of installs case of road and bridge anti-collision protection device；
Sealing plate is mating with limiting slot.
Advantageous effect of the present invention is：
1, when Vehicular impact and when support column being made to move, installs case upper end is opened, and vehicle is vacantly prevented using wheel sinkage
Lasting movement is disorderly hit, and upper and lower pressure difference, avoids vehicle turnover, play a protective role after being opened using negative pressure box；
Support plate is driven to move horizontally a distance when support column is hit, then installs case upper end is gradually opened, wheel
It sink, enters in installs case internal, wheel mobile space is limited, avoids occurring to hit the reasons such as rear vehicle is out of control and lasting shifting
Turmoil is hit；
It when support plate moves horizontally, is moved by pillar connect band dynamic sealing plate level, therefore support plate moves horizontally
It is that (frictional force is also to protect the guarantor of transverse slat normality positioning under the premise of overcoming the frictional force between sealing plate and connecting tube
Frictional force can be improved in card, negative pressure state), it hits strength and power is provided, stronger negative pressure state, sealing are under negative pressure box normality
After plate is opened, the upper down space of vehicle is made to form Negative Pressure Difference larger in short-term, top high pressure will play air-flow pushing to vehicle
Effect, avoids the trend of vehicle turnover, while can be further ensured that wheel is absorbed in inside installs case；Vehicular impact is in energy simultaneously
Enough occurring on the barrier (protection transverse slat, support column) of short-distance movement, itself can have after hitting and moves horizontally space,
The possibility of overturning can be reduced, support plate moves horizontally distance and is limited, and avoids vehicle derailing road；
The setting of compression spring can be played the role of reinforcing position limitation protection, seal leakage prompt and adjust.Compression spring is using axial big
Screw pitch spacer structure, forward wheel be then possible among the spring coil interval for sticking into compression spring, by this screens, wheel is limited and is imitated
Fruit is more preferable；Compression spring plays the role of application thrust to the right to pillar, and (thrust is centainly less than between sealing plate and communicating pipe
Frictional force), it can play the role of adjusting impact force lower limit, when the strength of compression spring is larger, then smaller impact force can make branch
Fagging moves, conversely, then needing larger impact force, adjustment effect is played with this；Because of the presence of compression spring thrust, if negative pressure box
It reveals, then the frictional force between sealing plate and communicating pipe greatly declines, and compression spring can push support plate to move under normality,
It shows negative pressure box leakage, carries out repair maintenance in time；
2, it after the protection transverse slat of Vehicular impact moves outward, is then sent out with the protection transverse slat of the protection mechanism of front and rear sides
Raw dislocation, the dislocation form a limit space, can limit the back-and-forth motion space of vehicle, can play a protective role, protect
The end installation cushion pad of transverse slat can play buffer protection function；
3, setting indicating film can also prompt whether internal negative pressure box leaks, convenient for conventional inspection, negative pressure box leakage
Afterwards, if compression spring fails, although installs case is not necessarily to be in sealing state, lead to the hole site still by pressure action, is being pressed
It pretends under use, indicating film excessive settlement even ruptures, and can be intuitively observed from outside；
4, pillar and sealing plate move horizontally limited space inside installs case, while being also the limit moved to support plate
Position, is coordinated by sealing plate and limiting slot, can realize comprehensive more stable limit.
Description of the drawings
Fig. 1 uses structural schematic diagram for the present invention's；
Fig. 2 is the using state structure diagram of the present invention；
Fig. 3 is the protection mechanism structural schematic diagram of the present invention；
Fig. 4 is the fractionation structural representation of protection mechanism of the present invention；
Fig. 5 is installs case internal structure floor map of the present invention；
Fig. 6 is installs case inner plane structural schematic diagram under protection mechanism use state；
In figure, 1, installs case；2, negative pressure box；3, communicating pipe；4, support plate；5, sliding slot；6, pillar；7, sealing plate；8, it presses
Spring；9, support column；10, transverse slat is protected；11, cushion pad；12, through-hole；13, indicating film；14, reinforcing rib；15, limiting slot；16, road
Illustrate on road.
Specific implementation mode
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in figures 1 to 6, the protection machine being uniformly arranged respectively at left and right sides of a kind of road and bridge anti-collision protection device, including road
Structure；The protection mechanism on the right side includes the installs case 1 being fixedly connected with road side；Bottom is fixedly mounted in installs case 1
There is negative pressure box 2；2 upper end of negative pressure box is provided with communicating pipe 3；1 upper end of installs case slidably connects support plate 4；Support plate 4 it is front and back
Both sides are slidably connected with the front and rear sides wall of installs case 1 by 5 level of sliding slot respectively；It is fixedly connected in the middle part of the lower end of support plate 4
There is pillar 6；6 lower end of pillar is fixedly connected with sealing plate 7；Sealing plate 7 and the upper surface level of communicating pipe 3 are slidingly sealed cooperation；
When being in negative pressure state in negative pressure box 2, sealing plate 7 coordinates with communicating pipe 3 upper port sealing；Left side wall top in installs case 1
It is installed with compression spring 8；Above negative pressure box 2, the left end of compression spring 8 is fixedly connected compression spring 8 with 1 left side wall of installs case, and compression spring 8 is right
End is fixedly connected with 6 side of pillar；Uniformly it is fixed at least two support columns 9 on the left of the upper end of support plate 4；4 top of support plate
It is provided with protection transverse slat 10；It protects in the middle part of the right end and 9 side of support column of transverse slat 10 and is fixedly connected；Protection at left and right sides of road
Mechanism is left and right symmetrically arranged；The rear and front end of protection transverse slat 10 has been fixedly connected with cushion pad 11；It is provided in support plate 4 and passes through up and down
The through-hole 12 worn；12 interior sealing of through-hole is fixed with indicating film 13；Support column 9 is fixedly connected with support plate 4 by reinforcing rib 14；Peace
Right side wall is provided with limiting slot 15 in vanning 1；Sealing plate 7 and limiting slot 15 are mating.
It as shown in Figure 1, 2, can be with road one in the use of the present invention, protection mechanism is uniformly arranged on the both sides of road
It makes or means is fixedly mounted by conventional, installs case 1 is fixedly connected with the side of road, the left and right sides is uniformly set respectively
It sets protection mechanism and is left and right symmetrically arranged, for conventional necessary installation form, the protection mechanism of the same side is closely coupled.Sealing plate
7 can be taken into negative pressure box 2 bigger negative pressure state, negative pressure box 2 by 3 port sealing of communicating pipe, using prior art means
Air extracting seal structure be conventional structure.
As shown in Fig. 2,3,6, when Vehicular impact to protection transverse slat 10 when, larger impulse force power will push protection transverse slat 10 to
Outside is moved, and support plate 4 will be pushed to move horizontally at this time, 1 upper end of installs case is opened, wheel sinkage, enters installation immediately
1 internal upper part of case, is in vacant state, and limitation is absorbed in the movement of wheel by installs case 1, you can avoids the movement out of control of vehicle.Vehicle
When wheel is close with the spring coil septal direction of compression spring 8, wheel may be stuck between spring coil, and limit effect is more preferable, due to the circle of compression spring 8
Shape and telescopic resilience, compression spring 8 will not become the supporting surface of wheel.
In Vehicular impact, support plate 4 drives sealing plate 7 to move horizontally, and sealing plate 7 is made gradually to be rapidly separated and communicating pipe
3 sealing cooperation, negative pressure box 2 open (1 upper end left part of installs case has already turned at this time), under-vehicle low pressure in short-term, in dependence
The relatively high pressure of side generates the air-flow to aggregation at communicating pipe 3, generates lower pressure to vehicle, avoids vehicle turnover, or will turn over
The vehicle transferred toward under gesture pushes back road surface, you can avoids vehicle turnover outlet, improves protection safety.
Compared with traditional nonfloating rail, there are the good mobilitys in certain distance by the present invention, when hitting
Cushioning effect can be played, while after moving, mobile protection mechanism can not occur with front and rear sides and form limit space, is i.e. front side
The protection transverse slat 10 not being displaced outwardly can also hinder the Forward of vehicle, multi-point to limit the movement of vehicle.Simultaneously as
After Vehicular impact, rum point can occurred level movement, avoid rum point become overturning origin fixed point, vehicle can be reduced and hit
Hit the possibility of overturning.
Support plate 4 and 1 front-rear side walls of installs case are slidably connected by sliding slot 5 as conventional connection structure, and setting sliding slot 5 can
The freely up and down degree of support plate 4 is limited, and is played a supporting role, but does not influence sealing plate 7 and is docked with the sealing of communicating pipe 3.
In the present invention, it can be improved by using road and bridge bottom surface expansible space below, to increase the capacity of negative pressure box 2
Vacuum effect.
Claims (5)
1. a kind of road and bridge anti-collision protection device, it is characterised in that：Including the protection mechanism being uniformly arranged respectively at left and right sides of road；
The protection mechanism on the right side includes the installs case (1) being fixedly connected with road side；Installs case (1) interior bottom is fixed
Negative pressure box (2) is installed；Negative pressure box (2) upper end is provided with communicating pipe (3；) installs case (1) upper end slidably connects support plate
(4)；The front and rear sides of support plate (4) are slidably connected with the front and rear sides wall of installs case (1) by sliding slot (5) level respectively；Branch
It is fixedly connected with pillar (6) in the middle part of the lower end of fagging (4)；Pillar (6) lower end is fixedly connected with sealing plate (7；) sealing plate (7) with
The upper surface level of communicating pipe (3) is slidingly sealed cooperation；When being in negative pressure state in the negative pressure box (2), sealing plate (7) be connected to
Manage the sealing cooperation of (3) upper port；The interior left side wall top of installs case (1) is installed with compression spring (8)；Compression spring (8) is in negative pressure box (2)
The left end of top, compression spring (8) is fixedly connected with installs case (1) left side wall, and compression spring (8) right end is fixedly connected with pillar (6) side；
Uniformly it is fixed at least two support columns (9) on the left of the upper end of support plate (4)；It is provided with protection transverse slat above support plate (4)
(10)；It is fixedly connected in the middle part of the right end of protection transverse slat (10) and support column (9) side；
Protection mechanism at left and right sides of road is left and right symmetrically arranged.
2. a kind of road and bridge anti-collision protection device according to claim 1, it is characterised in that：Protect front and back the two of transverse slat (10)
End has been fixedly connected with cushion pad (11).
3. a kind of road and bridge anti-collision protection device according to claim 1, it is characterised in that：It is provided in support plate (4) up and down
Perforative through-hole (12)；Through-hole (12) interior sealing is fixed with indicating film (13).
4. a kind of road and bridge anti-collision protection device according to claim 1, it is characterised in that：Support column (9) and support plate (4)
It is fixedly connected by reinforcing rib (14).
5. a kind of road and bridge anti-collision protection device according to claim 1, it is characterised in that：Installs case (1) interior right side wall is opened
There is limiting slot (15)；Sealing plate (7) and limiting slot (15) are mating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362331.8A CN108517809B (en) | 2018-04-20 | 2018-04-20 | A kind of road and bridge anti-collision protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362331.8A CN108517809B (en) | 2018-04-20 | 2018-04-20 | A kind of road and bridge anti-collision protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108517809A true CN108517809A (en) | 2018-09-11 |
| CN108517809B CN108517809B (en) | 2019-10-01 |
Family
ID=63428982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810362331.8A Active CN108517809B (en) | 2018-04-20 | 2018-04-20 | A kind of road and bridge anti-collision protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108517809B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670639A (en) * | 2019-10-14 | 2020-01-10 | 河北建筑工程学院 | Prefabricated assembled vibration isolation energy consumption protective screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020090039A (en) * | 2001-05-26 | 2002-11-30 | 김봉근 | Guard rail for bridge and overpass |
| KR20120032785A (en) * | 2010-09-29 | 2012-04-06 | 이용휘 | Buoyancy type auto falling fence |
| CN204875514U (en) * | 2015-07-04 | 2015-12-16 | 黄天然 | Bridge anticollision barrier |
| CN206616493U (en) * | 2017-03-20 | 2017-11-07 | 黑龙江工程学院 | A kind of highway anti-collision guardrail |
| CN206887835U (en) * | 2017-06-28 | 2018-01-16 | 四川建筑职业技术学院 | A kind of highway bend vapour-pressure type guard rail |
| CN206902624U (en) * | 2017-06-12 | 2018-01-19 | 广州市八达工程有限公司 | A kind of bridge-collision-avoidance bracing means |
| CN207109583U (en) * | 2017-07-01 | 2018-03-16 | 王占刚 | A kind of road and bridge anti-collision protection device of Multiple Protective Structure |
| CN207159814U (en) * | 2017-09-18 | 2018-03-30 | 重庆锦万路桥工程有限公司 | A kind of road and bridge anti-collision protection device |
| CN207176482U (en) * | 2017-08-18 | 2018-04-03 | 安徽帝川建筑工程有限公司 | A kind of municipal bridge-collision-avoidance wall |
-
2018
- 2018-04-20 CN CN201810362331.8A patent/CN108517809B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020090039A (en) * | 2001-05-26 | 2002-11-30 | 김봉근 | Guard rail for bridge and overpass |
| KR20120032785A (en) * | 2010-09-29 | 2012-04-06 | 이용휘 | Buoyancy type auto falling fence |
| CN204875514U (en) * | 2015-07-04 | 2015-12-16 | 黄天然 | Bridge anticollision barrier |
| CN206616493U (en) * | 2017-03-20 | 2017-11-07 | 黑龙江工程学院 | A kind of highway anti-collision guardrail |
| CN206902624U (en) * | 2017-06-12 | 2018-01-19 | 广州市八达工程有限公司 | A kind of bridge-collision-avoidance bracing means |
| CN206887835U (en) * | 2017-06-28 | 2018-01-16 | 四川建筑职业技术学院 | A kind of highway bend vapour-pressure type guard rail |
| CN207109583U (en) * | 2017-07-01 | 2018-03-16 | 王占刚 | A kind of road and bridge anti-collision protection device of Multiple Protective Structure |
| CN207176482U (en) * | 2017-08-18 | 2018-04-03 | 安徽帝川建筑工程有限公司 | A kind of municipal bridge-collision-avoidance wall |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670639A (en) * | 2019-10-14 | 2020-01-10 | 河北建筑工程学院 | Prefabricated assembled vibration isolation energy consumption protective screen |
| CN110670639B (en) * | 2019-10-14 | 2021-05-28 | 河北建筑工程学院 | Prefabricated assembled vibration isolation energy consumption protective screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108517809B (en) | 2019-10-01 |
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Effective date of registration: 20190906 Address after: 239400 Sanjie Village, Sanjie Town, Mingguang City, Chuzhou City, Anhui Province Applicant after: Mingguang Dehui Wood Industry Co.,Ltd. Address before: 450000 Jinshui District, Zhengzhou City, Henan Province, No. 7, Building 527, Jinshui East Road Applicant before: Wang Jie |
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Denomination of invention: A road and bridge anti-collision protection device Effective date of registration: 20220110 Granted publication date: 20191001 Pledgee: Anhui Mingguang Rural Commercial Bank Co.,Ltd. Sanjie sub branch Pledgor: Mingguang Dehui Wood Industry Co.,Ltd. Registration number: Y2022980000277 |
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Date of cancellation: 20230110 Granted publication date: 20191001 Pledgee: Anhui Mingguang Rural Commercial Bank Co.,Ltd. Sanjie sub branch Pledgor: Mingguang Dehui Wood Industry Co.,Ltd. Registration number: Y2022980000277 |
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Denomination of invention: A road and bridge anti-collision protection device Effective date of registration: 20230111 Granted publication date: 20191001 Pledgee: Anhui Mingguang Rural Commercial Bank Co.,Ltd. Sanjie sub branch Pledgor: Mingguang Dehui Wood Industry Co.,Ltd. Registration number: Y2023340000001 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20191001 Pledgee: Anhui Mingguang Rural Commercial Bank Co.,Ltd. Sanjie sub branch Pledgor: Mingguang Dehui Wood Industry Co.,Ltd. Registration number: Y2023340000001 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A road and bridge collision protection device Granted publication date: 20191001 Pledgee: Anhui Mingguang Rural Commercial Bank Co.,Ltd. Sanjie sub branch Pledgor: Mingguang Dehui Wood Industry Co.,Ltd. Registration number: Y2024980004639 |