CN111021828A - Port wharf edge elastic protection device - Google Patents
Port wharf edge elastic protection device Download PDFInfo
- Publication number
- CN111021828A CN111021828A CN201911343178.5A CN201911343178A CN111021828A CN 111021828 A CN111021828 A CN 111021828A CN 201911343178 A CN201911343178 A CN 201911343178A CN 111021828 A CN111021828 A CN 111021828A
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- Prior art keywords
- plate
- fixed
- mounting
- mounting plate
- buffer
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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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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
- E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
-
- 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
- E01F15/0476—Foundations
-
- 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
- E01F15/0484—Installing; Repairing; Adjusting
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
- E01F9/631—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection specially adapted for breaking, disengaging, collapsing or permanently deforming when deflected or displaced, e.g. by vehicle impact
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
- E04H17/22—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
Landscapes
- 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 an elastic protection device for the edge of a port wharf, which aims at the problem that the existing protective guard for the edge of the port wharf is inconvenient for pedestrians to see clearly at night and cannot play an effective warning role; the protection effect to the vehicle is relatively poor, the relatively poor problem of operating mass. The vehicle-mounted anti-theft alarm device comprises a bottom plate and a vertically-arranged mounting plate arranged above the bottom plate in an oblique mode, wherein a vertically-arranged supporting plate is fixed at the middle position of the top wall of the bottom plate, the mounting plate is located on one side of the supporting plate and is parallel to the supporting plate, a vertically-arranged buffer plate is arranged on one side, away from the supporting plate, of the mounting plate, the buffer plate is parallel to the mounting plate, and a plurality of horizontal first limiting columns are sequentially fixed on the side wall, close to the supporting plate, of the mounting plate along the height direction.
Description
Technical Field
The invention relates to the technical field of safety protection, in particular to an elastic protection device for a port wharf edge.
Background
The port wharf is arranged by the river or the sea, and the flow of people at the port wharf is large, so that a port wharf edge protective guard is generally arranged at the shore of the port wharf in order to prevent people or vehicles from falling into the river or the sea, and plays roles of warning and protection.
The existing port wharf edge protective guard is inconvenient for pedestrians to see clearly at night, cannot play an effective warning role, and is poor in practicability; the conventional harbor wharf edge protective guard cannot play an effective buffering role on a vehicle when the vehicle collides, cannot realize stable installation, is easy to topple due to collision of the vehicle, has a poor protective effect on the vehicle and poor working quality, and therefore the harbor wharf edge elastic protective device is provided.
Disclosure of Invention
The elastic protective device for the port wharf edge provided by the invention solves the problems that the existing protective fence for the port wharf edge is inconvenient for pedestrians to see clearly at night, cannot play an effective warning role and is poor in practicability; the prior port wharf edge protective guard cannot effectively buffer a vehicle when the vehicle collides, cannot realize stable installation, is easy to topple due to collision of the vehicle, and has the problems of poor protective effect on the vehicle and poor working quality.
In order to achieve the purpose, the invention adopts the following technical scheme:
a port wharf edge elastic protection device comprises a bottom plate and a vertically arranged mounting plate arranged obliquely above the bottom plate, wherein a vertically arranged support plate is fixed at the middle position of the top wall of the bottom plate, the mounting plate is positioned at one side of the support plate and is parallel to the support plate, a vertically arranged buffer plate is arranged at one side of the mounting plate far away from the support plate, the buffer plate is parallel to the mounting plate, a plurality of horizontal first limit columns are sequentially fixed on the side wall of the mounting plate close to the support plate along the height direction, a plurality of first limit holes are sequentially formed on the support plate along the height direction, the first limit columns are movably sleeved in the first limit holes, a plurality of first springs are connected between the support plate and the mounting plate, horizontal second limit columns are fixed at four corners of the side wall of the buffer plate close to the mounting plate, and second limit holes are formed at four corners of the mounting plate, the second limiting column is movably sleeved in the second limiting hole, four second springs distributed in a rectangular array are connected between the mounting plate and the buffer plate, the buffer plate is close to the middle position of the side wall of the mounting plate and is connected with a horizontally arranged air spring, the side wall of the buffer plate far away from the mounting plate is fixedly provided with a rubber plate, two vertically arranged fixed plates are sequentially fixed on the top wall of the supporting plate along the width direction, a horizontal fixed rod is fixedly connected between the two fixed plates, the outer ring of the fixed rod is movably sleeved with a mounting seat, the front side wall and the rear side wall of the mounting seat are respectively connected with the two fixed plates with third springs, a vibrating motor and a vertically arranged connecting rod are fixed on the bottom wall of the mounting seat, the connecting rod is slidably connected on the top wall of the supporting plate, and the top end of the mounting seat is provided with a, the bolt holes are formed in four corners of the bottom plate, bolts are movably sleeved in the bolt holes, and a plurality of vertical stabilizing bolts distributed in a rectangular array mode are fixed on the bottom wall of the bottom plate.
Preferably, the top end of the mounting seat is higher than the top end of the mounting plate, the top end of the buffer plate and the top end of the rubber plate.
Preferably, a sliding groove is formed in the top wall of the supporting plate in the width direction, a sliding block is arranged in the sliding groove in a sliding mode, and the connecting rod is fixedly connected to the top end of the sliding block.
Preferably, the one end that the mounting panel was kept away from to first spacing post extends the backup pad and welds and has first limiting plate, the one end that the buffer board was kept away from to the spacing post of second extends the mounting panel and welds and has the second limiting plate.
Preferably, the first spring sleeve is arranged on the outer ring of the first limiting column, the second spring sleeve is arranged on the outer ring of the second limiting column, and the third spring sleeve is arranged on the outer ring of the fixing rod.
Preferably, the vibration motor is located above the support plate.
Preferably, reinforcing plates are welded on the side walls of the two sides of the supporting plate and welded on the top wall of the bottom plate.
The invention has the following beneficial effects:
1. through the cooperation of backup pad, fixed plate, dead lever, spring, mount pad, warning light, vibrating motor and connecting rod, in the time of night, through vibrating motor's function, make the continuous rocking of warning light, can make things convenient for the pedestrian to see harbour wharf edge rail guard night to play effectual warning effect, the practicality is higher.
2. Through the cooperation of backup pad, first spacing post, first spring, mounting panel, the spacing post of second, second spring, buffer board, air spring and rubber slab, when harbour wharf edge elasticity protector receives the offend of vehicle, can play effectual cushioning effect to the vehicle, through the bottom plate, stabilize the cooperation of bolt and bolt, can guarantee the stability of harbour wharf edge elasticity protector installation to guarantee the protecting effect to the vehicle, operating mass is higher.
Drawings
Fig. 1 is a schematic structural view of an elastic protection device for the edge of a harbor quay according to the present invention.
FIG. 2 is a top view of the mounting plate of the elastic harbor quay edge protector according to the present invention.
Fig. 3 is a left side view of a support plate of an elastic protection device for the edge of a harbor quay according to the present invention.
Fig. 4 is a bottom view of the bottom plate of the elastic protection device for the edge of the harbor quay according to the present invention.
Reference numbers in the figures: the device comprises a base plate 1, a stabilizing bolt 2, a bolt 3, a supporting plate 4, a first limiting column 5, a fixing plate 6, a warning lamp 7, a first spring 8, a second limiting column 9, a second spring 10, an installation plate 11, an air spring 12, a buffer plate 13, a rubber plate 14, an installation seat 15, a fixing rod 16, a third spring 17, a vibrating motor 18, a sliding groove 19, a sliding block 20 and a connecting rod 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a port wharf edge elastic protection device comprises a bottom plate 1 and a vertically arranged mounting plate 11 arranged obliquely above the bottom plate 1, a vertically arranged support plate 4 is fixed at the middle position of the top wall of the bottom plate 1, the mounting plate 11 is positioned at one side of the support plate 4 and is parallel to the support plate 4, a vertically arranged buffer plate 13 is arranged at one side of the mounting plate 11 far away from the support plate 4, the buffer plate 13 is parallel to the mounting plate 11, a plurality of horizontal first limit posts 5 are sequentially fixed on the side wall of the mounting plate 11 close to the support plate 4 along the height direction, a plurality of first limit holes are sequentially arranged on the support plate 4 along the height direction, the first limit posts 5 are movably sleeved in the first limit holes, a plurality of first springs 8 are connected between the support plate 4 and the mounting plate 11, and horizontal second limit posts 9 are fixed at four corners of the side wall of the buffer plate 13 close, four corners of the mounting plate 11 are respectively provided with a second limiting hole, a second limiting column 9 is movably sleeved in the second limiting hole, four second springs 10 distributed in a rectangular array are connected between the mounting plate 11 and the buffer plate 13, a horizontal air spring 12 is connected with the mounting plate 11 at the middle position of the side wall of the buffer plate 13 close to the mounting plate 11, a rubber plate 14 is fixed on the side wall of the buffer plate 13 far away from the mounting plate 11, two vertically arranged fixing plates 6 are sequentially fixed on the top wall of the supporting plate 4 along the width direction, a horizontal fixing rod 16 is fixedly connected between the two fixing plates 6, a mounting seat 15 is movably sleeved on the outer ring of the fixing rod 16, the front side wall and the rear side wall of the mounting seat 15 are respectively connected with the two fixing plates 6 by a third spring 17, a vibration motor 18 and a vertically arranged connecting rod 21 are fixed on the bottom wall of the mounting seat 15, the vibration, connecting rod 21 sliding connection is on the roof of backup pad 4, and warning light 7 is installed on the top of mount pad 15, and the bolt hole has all been seted up in the four corners of bottom plate 1, and bolt 3 has been cup jointed in the bolt hole activity, is fixed with on the diapire of bottom plate 1 to be a plurality of vertically stable bolts 2 that the rectangle array distributes.
The top of mount pad 15 is higher than the top of mounting panel 11, the top of buffer board 13 and the top of rubber slab 14, can prevent that warning light 7 from being sheltered from by mounting panel 11, buffer board 13 and rubber slab 14, can guarantee that the pedestrian can see warning light 7.
The top wall of the supporting plate 4 is provided with a sliding groove 19 along the width direction, the sliding groove 19 is internally provided with a sliding block 20 in a sliding manner, and the connecting rod 21 is fixedly connected to the top end of the sliding block 20, so that the installation seat 15 can be stably rocked.
The one end that mounting panel 11 was kept away from to first spacing post 5 extends backup pad 4 and welds and have first limiting plate, can prevent that first spacing post 5 from breaking away from backup pad 4, and the one end that buffer board 13 was kept away from to the spacing post 9 of second extends mounting panel 11 and welds and has the second limiting plate, can prevent that the spacing post 9 of second from breaking away from mounting panel 11.
The first spring 8 is sleeved on the outer ring of the first limiting column 5, the second spring 10 is sleeved on the outer ring of the second limiting column 9, and the third spring 17 is sleeved on the outer ring of the fixing rod 16, so that the first spring 8, the second spring 10 and the third spring 17 can be prevented from deforming due to long-term continuous expansion.
All welded has the gusset plate on the both sides lateral wall of backup pad 4, and the gusset plate welding can guarantee backup pad 4's steadiness on the roof of bottom plate 1.
Example (b): when the elastic protection device for the edge of the wharf of the port is installed, firstly, a plurality of stable grooves corresponding to the positions of the stable bolts 2 are dug on the ground, then the stable bolts 2 are inserted into the stable grooves, then the bottom plate 1 is fixed on the ground through the bolts 3, the elastic protection device for the edge of the wharf of the port can be prevented from toppling over due to the collision of a vehicle through the limiting effect of the stable bolts 2, when the elastic protection device for the edge of the wharf of the port is collided by the vehicle, firstly, the impact force of the vehicle is received through the rubber plate 14, because the rubber plate 14 has elasticity, the rubber plate 14 can be compressed after receiving the impact force of the vehicle, the impact force of the vehicle can be buffered for the first level, then, the impact force of the vehicle is received through the buffer plate 13, and after the impact force of the vehicle is received through the buffer plate 13, the air springs 12 and the second springs 10 can be compressed, and the impact force, rethread mounting panel 11 receives the impulsive force of colliding of vehicle, after the impulsive force of colliding of vehicle is received to mounting panel 11, can make first spring 8 shrink, can carry out the tertiary buffering to the impulsive force of collision of vehicle, thereby play effectual cushioning effect to the vehicle, at night, open warning light 7, function through vibrating motor 18, can drive mount pad 15 and rock along the continuous round trip of dead lever 16, can drive warning light 7 and rock along the continuous round trip of dead lever 16, can guarantee that the pedestrian can see warning light 7 when night, thereby make things convenient for the pedestrian to see harbour sign indicating number head edge rail guard in night, can play effectual warning effect.
The novel warning device is novel in structure, simple to operate, convenient for pedestrians to see clearly at night, capable of playing an effective warning role, high in practicability, capable of playing an effective protection effect on vehicles and high in working quality.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a harbour wharf edge elasticity protector, includes bottom plate (1) and installs mounting panel (11) of the perpendicular setting in the oblique top of bottom plate (1), its characterized in that, the intermediate position of the roof of bottom plate (1) is fixed with perpendicular setting backup pad (4), mounting panel (11) are located one side of backup pad (4) and are parallel with backup pad (4), the buffer board (13) of perpendicular setting is installed to one side that backup pad (4) were kept away from in mounting panel (11), buffer board (13) are parallel with mounting panel (11), mounting panel (11) are close to and are fixed with a plurality of horizontally first spacing posts (5) along the direction of height in proper order on the lateral wall of backup pad (4), a plurality of first spacing holes have been seted up along the direction of height in proper order on backup pad (4), first spacing post (5) activity cup joints in first spacing hole, a plurality of first springs (8) are connected between the supporting plate (4) and the mounting plate (11), four corners of the side wall of the mounting plate (11) close to the buffer plate (13) are respectively provided with a second horizontal limiting column (9), four corners of the mounting plate (11) are respectively provided with a second limiting hole, the second limiting columns (9) are movably sleeved in the second limiting holes, four second springs (10) distributed in a rectangular array are connected between the mounting plate (11) and the buffer plate (13), the middle position of the side wall of the mounting plate (11) close to the buffer plate (13) is connected with an air spring (12) horizontally arranged with the mounting plate (11), a rubber plate (14) is fixed on the side wall of the mounting plate (11) far away from the buffer plate (13), two fixing plates (6) vertically arranged are sequentially fixed on the top wall of the supporting plate (4) along the width direction, two horizontally fixed rod (16) are fixedly connected between fixed plate (6), mount pad (15) have been cup jointed in the outer lane activity of fixed rod (16), the lateral wall is respectively with two around mount pad (15) fixed plate (6) are connected with third spring (17), are fixed with vibrating motor (18) and perpendicular connecting rod (21) that sets up on the diapire of mount pad (15), connecting rod (21) sliding connection is on the roof of backup pad (4), warning light (7) are installed on the top of mount pad (15), the bolt hole has all been seted up in the four corners of bottom plate (1), and bolt (3) have been cup jointed to the activity in the bolt hole, be fixed with a plurality of vertically that are the rectangular array and distribute and stabilize bolt (2) on the diapire of bottom plate (1).
2. Harbor quay edge elastic protector according to claim 1, characterized in that the top end of the mounting seat (15) is higher than the top end of the mounting plate (11), the top end of the buffer plate (13) and the top end of the rubber plate (14).
3. The elastic protection device for port wharf edge according to claim 1, wherein a sliding groove (19) is formed in the top wall of the supporting plate (4) along the width direction, a sliding block (20) is slidably arranged in the sliding groove (19), and the connecting rod (21) is fixedly connected to the top end of the sliding block (20).
4. The elastic protection device for the port wharf edge is characterized in that one end, away from the mounting plate (11), of the first limiting column (5) extends out of the support plate (4) and is welded with a first limiting plate, and one end, away from the buffer plate (13), of the second limiting column (9) extends out of the mounting plate (11) and is welded with a second limiting plate.
5. The elastic protection device for port wharf edge as claimed in claim 1, wherein the first spring (8) is sleeved on the outer ring of the first limiting column (5), the second spring (10) is sleeved on the outer ring of the second limiting column (9), and the third spring (17) is sleeved on the outer ring of the fixing rod (16).
6. Harbour quay edge elastic protection according to claim 1, characterised in that the vibration motor (18) is located above the support plate (4).
7. The elastic protection device for port wharf edge of claim 1 is characterized in that reinforcing plates are welded on the side walls of two sides of the supporting plate (4) and are welded on the top wall of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911343178.5A CN111021828A (en) | 2019-12-24 | 2019-12-24 | Port wharf edge elastic protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911343178.5A CN111021828A (en) | 2019-12-24 | 2019-12-24 | Port wharf edge elastic protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111021828A true CN111021828A (en) | 2020-04-17 |
Family
ID=70211834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911343178.5A Withdrawn CN111021828A (en) | 2019-12-24 | 2019-12-24 | Port wharf edge elastic protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111021828A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945595A (en) * | 2020-08-12 | 2020-11-17 | 淮北睫毛精文化传媒有限公司 | Vehicle brake out-of-control speed reducer for testing |
| CN112179401A (en) * | 2020-08-20 | 2021-01-05 | 唐山哈船科技有限公司 | Unmanned aerial vehicle detecting system of ocean harbour safety |
| CN112301923A (en) * | 2020-11-27 | 2021-02-02 | 台州和源建设有限公司 | Town road anticollision barrier |
| CN112647459A (en) * | 2020-12-22 | 2021-04-13 | 林锦全 | Public road bridge roof beam buffer stop is used in traffic construction |
| CN112647458A (en) * | 2020-09-23 | 2021-04-13 | 重庆市城投路桥管理有限公司 | BIM municipal bridge pier anti-collision device based on Internet of things |
-
2019
- 2019-12-24 CN CN201911343178.5A patent/CN111021828A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111945595A (en) * | 2020-08-12 | 2020-11-17 | 淮北睫毛精文化传媒有限公司 | Vehicle brake out-of-control speed reducer for testing |
| CN112179401A (en) * | 2020-08-20 | 2021-01-05 | 唐山哈船科技有限公司 | Unmanned aerial vehicle detecting system of ocean harbour safety |
| CN112647458A (en) * | 2020-09-23 | 2021-04-13 | 重庆市城投路桥管理有限公司 | BIM municipal bridge pier anti-collision device based on Internet of things |
| CN112647458B (en) * | 2020-09-23 | 2022-06-28 | 重庆市城投路桥管理有限公司 | BIM municipal bridge pier buffer stop based on thing networking |
| CN112301923A (en) * | 2020-11-27 | 2021-02-02 | 台州和源建设有限公司 | Town road anticollision barrier |
| CN112301923B (en) * | 2020-11-27 | 2022-03-11 | 台州和源建设有限公司 | Town road anticollision barrier |
| CN112647459A (en) * | 2020-12-22 | 2021-04-13 | 林锦全 | Public road bridge roof beam buffer stop is used in traffic construction |
| CN112647459B (en) * | 2020-12-22 | 2022-01-28 | 林锦全 | Public road bridge roof beam buffer stop is used in traffic construction |
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Application publication date: 20200417 |