CN112458969A - Middle isolation guardrail of road - Google Patents
Middle isolation guardrail of road Download PDFInfo
- Publication number
- CN112458969A CN112458969A CN202011278128.6A CN202011278128A CN112458969A CN 112458969 A CN112458969 A CN 112458969A CN 202011278128 A CN202011278128 A CN 202011278128A CN 112458969 A CN112458969 A CN 112458969A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- isolation
- support
- wall
- support 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.)
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Classifications
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- 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
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- 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
- E01F15/006—Lane control by movable lane separating barriers, e.g. shiftable barriers, retractable kerbs ; Apparatus or barriers specially adapted therefor, e.g. wheeled barriers
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- 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
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean
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- 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
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
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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 discloses a road middle isolation guardrail which comprises a first support frame, wherein a support rod is fixedly connected to the bottom of one side of the first support frame, one end, far away from the first support frame, of the support rod is fixedly connected with a second support frame, a support sleeve is fixedly connected to the top of one side, near the support rod, of the first support frame, one end, far away from the first support frame, of the support sleeve penetrates through and is fixedly connected with an isolation column, one end, penetrating through the isolation column, of the support sleeve is fixedly connected with the second support frame, the bottom of the isolation column extends to the top of the support rod and is fixedly connected with the top of the support rod, and a light reflecting device is fixedly connected to the top of. This keep apart guardrail in middle of road can improve the security and the protectiveness of guardrail, can avoid the pedestrian to cross the guardrail to but noise reduction shelters from the light of subtend vehicle, conveniently reminds the position of vehicle guardrail on the road that lighting condition is not good.
Description
Technical Field
The invention relates to the technical field of traffic guardrails, in particular to a road middle isolation guardrail.
Background
The traffic guardrail is a traffic safety facility arranged at the outer side of a road shoulder, a traffic separation belt, a sidewalk curb and the like, absorbs collision energy through self-deformation or vehicle climbing, thereby changing the driving direction of a vehicle, preventing the vehicle from going out of the road or entering an opposite lane and reducing the injury to passengers to the maximum extent.
The traffic guardrail that uses on the road surface at present can only play the function on separate road surface usually, and the structure is fairly simple, and the function is single to traffic guardrail commonly used can't block passerby and cross the guardrail, and is less to pedestrian's isolation.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a road middle isolation guardrail, which solves the problems that the traffic guardrail used on the road surface at present can only have the function of separating the road surface, the structure is simpler, the function is single, and the common traffic guardrail can not prevent passerby from crossing the guardrail, so that the isolation effect on the passerby is smaller.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an isolation guardrail in the middle of a road comprises a first support frame, wherein a support rod is fixedly connected to the bottom of one side of the first support frame, a second support frame is fixedly connected to one end of the support rod, which is far away from the first support frame, a support sleeve is fixedly connected to the top of one side of the first support frame, which is close to the support rod, a separation column is fixedly connected to one end of the support sleeve, which is far away from the first support frame, in a penetrating manner, one end of the support sleeve, which penetrates through the separation column, is fixedly connected with the second support frame, the bottom of the separation column extends to the top of the support rod and is fixedly connected with the top of the support rod, a light reflecting device is fixedly connected to the top of the separation column, triangular plates are fixedly connected to the parts, which are positioned at the two sides of the separation column, reinforcing strips are fixedly connected to the, the side, close to the support rod, of each of the first support and the second support is provided with a long chute, the bottom of the inner wall of each long chute is provided with a buckling device, the inside of the support sleeve is provided with a winding shaft, two ends of the winding shaft extend into the control cavity and are rotatably connected with the inner wall of the control cavity through bearings, the part, close to the control cavity, of two ends of the winding shaft penetrates through and is fixedly connected with a clockwork spring, the outer side of the clockwork spring is fixedly connected with the inner wall of the control cavity, the bottom of the winding shaft is fixedly connected with an isolation net, one end, away from the winding shaft, of the isolation net penetrates through the support sleeve and is fixedly connected with a control rod, after the guardrail is placed, the control rod is pulled, the control rod drives the isolation net to move downwards, the isolation net drives the winding roller to rotate, when the control rod slides to the bottom of the long sliding groove, the control rod is clamped through the buckling device, noise nearby can be absorbed through the separation net and the small holes in the separation net during use, road noise is conveniently reduced, light of opposite vehicles can be blocked by the separation net, safety of vehicles on two sides of the guardrail can be conveniently improved, the separation net is matched with the triangular plate at the top of the supporting sleeve, pedestrians can conveniently climb over the guardrail, and safety of the guardrail is conveniently improved.
Preferably, the reflex reflector includes the support column, the support column top is rotated and is connected with anti-light block, the arcwall face has all been seted up to anti-light block both sides, the reflector channel has been seted up to arcwall face one side, anti-light strip of reflector channel inner wall one side fixedly connected with, after the guardrail was placed, rotate anti-light block, according to the angle of road width adjustment anti-light block, inside the accessible anti-light strip reflects light to the vehicle after light shines on anti-light strip, conveniently arouse the position of vehicle guardrail on the road that lighting conditions is not good.
Preferably, one end of the supporting column, which is far away from the light reflecting block, is fixedly connected with the isolation column, the light reflecting groove is provided with a plurality of light reflecting grooves which are uniformly distributed on the arc-shaped surface, and the bottom of the light reflecting groove faces to the circle center of the arc-shaped surface.
Preferably, the buckling device comprises buckling grooves, limiting grooves are formed in two sides of the inner wall of each buckling groove, an arc-shaped spring piece is connected to the inner wall of each buckling groove in a sliding mode, limiting sliding blocks are fixedly connected to two ends of each arc-shaped spring piece, two sides of each limiting sliding block extend into the limiting grooves and are connected with the inner wall of each limiting groove in a sliding mode, a sliding block is connected to one side of each arc-shaped spring piece in a sliding mode, when the sliding block moves to the upper portion of the buckling device along with the control rod, the sliding block continues to move downwards and compresses the arc-shaped spring pieces towards two sides in the moving process, when the sliding block slides across the highest point of each arc-shaped spring piece, the sliding block can be clamped to the lower half section of each arc-shaped spring piece through the elastic force of each arc-shaped spring piece, when the control rod and the isolation net are required to be retracted, the isolation net is convenient to be folded and unfolded.
Preferably, the buckle groove sets up in long spout inner wall bottom both sides, one side that arc spring leaf one side is close to the slider extends to long spout inside, the shape and the size of slider and the shape and the size looks adaptation of long spout inner wall, the slider extends to long spout inside and with long spout inner wall sliding connection, slider one side and control lever fixed connection.
Preferably, a through hole matched with the isolation net and the control rod is formed in the part, located below the support sleeve, of one side of the isolation column, and the control rod extends into the through hole in the isolation column and is in sliding connection with the inner wall of the through hole.
Preferably, the isolation columns and the triangular plates are arranged and evenly distributed on the supporting sleeves.
Preferably, the isolation net is made of nylon fibers, and a plurality of groups of small holes are formed in the isolation net.
(III) advantageous effects
The invention provides a road middle isolation guardrail. The method has the following beneficial effects:
(1) this isolation barrier in middle of road is provided with the separation net, accessible separation net noise absorption to block the light of subtend vehicle, avoid subtend vehicle light to influence driver's sight, make the vehicle of guardrail both sides go safelyr.
(2) This isolation barrier in middle of road is provided with separation net and set-square, and accessible separation net and set-square block that the pedestrian climbs the guardrail, improve the protectiveness of guardrail.
(3) This isolation barrier in middle of road is provided with the reflex reflector, can make things convenient for the navigating mate to judge the position of guardrail inside the vehicle with vehicle light part reflection, conveniently reminds the vehicle on the road that lighting condition is not good.
(4) This isolation barrier in middle of road is provided with reflex reflector to the inside reflection of light piece of reflex reflector is rotatable, and reflection of light piece both sides are the arcwall face, and the angle adaptation road surface of the different width of accessible adjustment reflection of light piece, adaptability is better.
(5) This kind of isolation barrier in middle of road is provided with buckle device, and buckle device is inside to be provided with two sets of arc spring pieces, and the slider of connection on the control lever can be blocked through the elasticity of arc spring piece during the use to block the control lever, only need exert pressure and thrust to the control lever during the use and can control the control lever card inside buckle device or break away from convenient to use from buckle device inside.
(6) This isolation barrier in middle of road is provided with clockwork spring and rolling axle, only need break away from the control lever from buckle device is inside during the use, can drive rolling axle rolling separation net through clockwork spring, can realize quick rolling when strong wind weather, avoids strong wind to blow the guardrail, uses safe and reliable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a winding shaft structure according to the present invention;
FIG. 3 is a schematic diagram of the internal structure of the control cavity according to the present invention;
FIG. 4 is a schematic view of a structure of the fastening device of the present invention;
FIG. 5 is a schematic view of a reflector according to the present invention;
fig. 6 is a schematic structural diagram of the light-reflecting block of the present invention.
In the figure: 1. the device comprises a first support frame, 2, a support rod, 3, a second support frame, 4, a support sleeve, 5, an isolation column, 6, a light reflecting device, 61, a support column, 62, a light reflecting block, 63, an arc-shaped surface, 64, a light reflecting groove, 65, a light reflecting strip, 7, a triangular plate, 8, a reinforcing strip, 9, a control cavity, 10, a long sliding groove, 11, a buckling device, 111, a buckling groove, 112, a limiting groove, 113, an arc-shaped spring piece, 114, a limiting sliding block, 115, a sliding block, 12, a winding shaft, 13, a clockwork spring, 14, an isolation net, 15 and a control rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-4, the present invention provides a technical solution: an isolation guardrail in the middle of a road comprises a first support frame 1, wherein a support rod 2 is fixedly connected to the bottom of one side of the first support frame 1, one end of the support rod 2 far away from the first support frame 2 is fixedly connected with a second support frame 3, a support sleeve 4 is fixedly connected to the top of one side of the first support frame 1 near the support rod 2, one end of the support sleeve 4 far away from the first support frame 3 penetrates through and is fixedly connected with an isolation column 5, one end of the support sleeve 4 penetrating through the isolation column 5 is fixedly connected with the second support frame 3, the bottom of the isolation column 5 extends to the top of the support rod 2 and is fixedly connected with the top of the support rod 2, a light reflecting device 6 is fixedly connected to the top of the isolation column 5, triangular plates 7 are fixedly connected to the parts of the top of the support sleeve 4 positioned at two sides of the isolation column 5, the inner parts of the first support 1 and the second support 3 are respectively provided with a control cavity 9, one sides of the first support 1 and the second support 3 close to the support rod 2 are respectively provided with a long chute 10, the bottom of the inner wall of the long chute 10 is provided with a buckling device 11, the inside of the support sleeve 4 is provided with a winding shaft 12, both ends of the winding shaft 12 extend into the control cavity 9 and are rotatably connected with the inner wall of the control cavity 9 through a bearing, the part of both ends of the winding shaft 12 close to the control cavity 9 penetrates through and is fixedly connected with a clockwork spring 13, the outer side of the clockwork spring 13 is fixedly connected with the inner wall of the control cavity 9, the bottom of the winding shaft 12 is fixedly connected with an isolation net 14, one end of the isolation net 14 far away from the winding shaft 12 penetrates through the support sleeve 4 and is fixedly connected with a control rod 15, the buckling device 11 comprises a buckling, the two ends of the arc-shaped spring piece 113 are fixedly connected with limiting sliding blocks 114, the two sides of the limiting sliding blocks 114 extend into the limiting groove 112 and are in sliding connection with the inner wall of the limiting groove 112, and one side of the arc-shaped spring piece 113 is in sliding connection with a sliding block 115.
After the guardrail is placed well, the control rod 15 is pulled, the control rod 15 drives the isolation net 14 to move downwards, the isolation net 14 moves downwards and simultaneously drives the winding shaft 12 to rotate, the winding shaft 12 drives the center of the clockwork spring 13 to rotate, the clockwork spring 13 is driven by the winding shaft 12 to contract, when the control rod 15 slides to the bottom of the long chute 10, the sliding block 115 moves to the upper part of the buckling device 11 along with the control rod 15, the sliding block 15 continues to move downwards and compresses the arc-shaped spring pieces 113 to two sides in the moving process, when the sliding block 115 passes through the highest point of the arc-shaped spring pieces 113, the sliding block 115 can be clamped at the lower half section of the arc-shaped spring pieces 113 through the elastic force of the arc-shaped spring pieces 113, when the control rod 15 and the isolation net 14 are required to be retracted, the control rod 15 is directly lifted upwards, the control rod 15 drives the sliding block 115 to pass through the highest point of the arc-shaped spring pieces, conveniently receive and release separation net 14, can realize quick rolling when strong wind weather, avoid strong wind to blow the guardrail, use safe and reliable, accessible separation net and the aperture on it absorb near noise during the use, conveniently reduce the road noise to the separation net can block the light that the subtend came, conveniently improves the security that the guardrail both sides vehicle was gone, and the triangle at separation net cooperation supporting sleeve top conveniently blocks the pedestrian and turns over the guardrail, conveniently improves the guardrail security.
Example two:
referring to fig. 1-6, the present invention provides a technical solution based on the first embodiment: reflecting device 6 includes support column 61, support column 61 top is rotated and is connected with reflection of light piece 62, arc surface 63 has all been seted up to reflection of light piece 62 both sides, reflection of light groove 64 has been seted up to arc surface 63 one side, reflection of light strip 65 of reflection of light groove 64 inner wall one side fixedly connected with, the one end and the insulated column 5 fixed connection of reflection of light piece 62 are kept away from to support column 61, reflection of light groove 64 has been seted up a plurality of and evenly distributed on arc surface 63, the bottom of reflection of light groove 64 is towards the centre of a circle of arc surface, after the guardrail was placed, rotation reflection of light piece 62, according to road width adjustment reflection of light piece 62's angle, inside accessible reflection of light strip 65 reflects light to the vehicle after light shines on reflection of light strip 65, the position.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An isolation guardrail in the middle of a road comprises a first support frame (1) and is characterized in that a support rod (2) is fixedly connected to the bottom of one side of the first support frame (1), a second support frame (3) is fixedly connected to one end, far away from the first support frame (2), of the support rod (2), a support sleeve (4) is fixedly connected to the top of one side, close to the support rod (2), of the first support frame (1), an isolation column (5) penetrates through and is fixedly connected to one end, far away from the first support frame (3), of the support sleeve (4), one end, penetrating through the isolation column (5), of the support sleeve is fixedly connected with the second support frame (3), the bottom of the isolation column (5) extends to the top of the support rod (2) and is fixedly connected with the top of the support rod (2), and a reflecting device (6, the parts, located on two sides of the isolating column (5), of the top of the supporting sleeve (4) are fixedly connected with a triangular plate (7), two sides of the triangular plate (7) are fixedly connected with reinforcing strips (8), the bottoms of the reinforcing strips (8) are fixedly connected with the supporting sleeve (4), control cavities (9) are formed in the first support (1) and the second support (3), long sliding grooves (10) are formed in one sides, close to the supporting rod (2), of the first support (1) and the second support (3), buckling devices (11) are arranged at the bottom of the inner wall of each long sliding groove (10), a winding shaft (12) is arranged in the supporting sleeve (4), two ends of the winding shaft (12) extend into the control cavities (9) and are rotatably connected with the inner wall of the control cavities (9) through bearings, and spiral spring springs (13) penetrate through and are fixedly connected with the parts, close to the control cavities (9), of the two ends of the winding shaft (12), the outer side of the clockwork spring (13) is fixedly connected with the inner wall of the control cavity (9), the bottom of the winding shaft (12) is fixedly connected with an isolation net (14), and one end, far away from the winding shaft (12), of the isolation net (14) penetrates through the supporting sleeve (4) and is fixedly connected with a control rod (15).
2. A road intermediate isolation barrier as claimed in claim 1, wherein: the light reflecting device (6) comprises a supporting column (61), a light reflecting block (62) is rotatably connected to the top of the supporting column (61), arc-shaped surfaces (63) are arranged on two sides of the light reflecting block (62), a light reflecting groove (64) is arranged on one side of the arc-shaped surfaces (63), and a light reflecting strip (65) is fixedly connected to one side of the inner wall of the light reflecting groove (64).
3. A road intermediate isolation barrier as claimed in claim 2, wherein: one end, far away from the light reflecting block (62), of the supporting column (61) is fixedly connected with the isolation column (5), the light reflecting grooves (64) are formed in a plurality and are evenly distributed on the arc-shaped surface (63), and the bottoms of the light reflecting grooves (64) face the circle center of the arc-shaped surface.
4. A road intermediate isolation barrier as claimed in claim 1, wherein: buckle device (11) are including buckle groove (111), spacing groove (112) have all been seted up to buckle groove (111) inner wall both sides, buckle groove (111) inner wall sliding connection has arc spring leaf (113), the equal fixedly connected with spacing slider (114) in arc spring leaf (113) both ends, spacing slider (114) both sides all extend to inside and with spacing groove (112) inner wall sliding connection of spacing groove (112), arc spring leaf (113) one side sliding connection has slider (115).
5. A road intermediate isolation guardrail as claimed in claim 4, wherein: the clamping grooves (111) are formed in two sides of the bottom of the inner wall of the long sliding groove (10), one side, close to the sliding block (115), of one side of the arc-shaped spring piece (113) extends to the inside of the long sliding groove (10), the shape and the size of the sliding block (115) are matched with those of the inner wall of the long sliding groove (10), the sliding block (115) extends to the inside of the long sliding groove (10) and is in sliding connection with the inner wall of the long sliding groove (10), and one side of the sliding block (115) is fixedly connected with the control rod (15).
6. A road intermediate isolation barrier as claimed in claim 1, wherein: the part of one side of the isolation column (5) below the supporting sleeve (4) is provided with a through hole matched with the isolation net (14) and the control rod (15), and the control rod (15) extends into the through hole on the isolation column (5) and is in sliding connection with the inner wall of the through hole.
7. A road intermediate isolation guardrail as claimed in claim 6, wherein: the isolation columns (5) and the triangular plates (7) are arranged and evenly distributed on the supporting sleeve (4).
8. A road intermediate isolation barrier as claimed in claim 1, wherein: the isolation net (14) is made of nylon fibers, and a plurality of groups of small holes are formed in the isolation net (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011278128.6A CN112458969A (en) | 2020-11-16 | 2020-11-16 | Middle isolation guardrail of road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011278128.6A CN112458969A (en) | 2020-11-16 | 2020-11-16 | Middle isolation guardrail of road |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112458969A true CN112458969A (en) | 2021-03-09 |
Family
ID=74837274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011278128.6A Withdrawn CN112458969A (en) | 2020-11-16 | 2020-11-16 | Middle isolation guardrail of road |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112458969A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2059450U (en) * | 1989-01-24 | 1990-07-18 | 廖钱江 | Rolling blind type screen window |
| CN201400862Y (en) * | 2009-04-14 | 2010-02-10 | 靳长青 | Reflective column cap of freeway shield parapet stand column |
| CN205778438U (en) * | 2016-05-30 | 2016-12-07 | 天津市誉满纱窗科技开发有限公司 | A kind of sprunstron electret material screen window |
| CN208649938U (en) * | 2018-08-01 | 2019-03-26 | 江苏因为信息科技有限公司 | A kind of current bar of down-drawable formula parking |
| CN110528424A (en) * | 2019-09-16 | 2019-12-03 | 黄艳梅 | A kind of Highway Municipal guardrail and its construction method |
| CN210288217U (en) * | 2019-07-02 | 2020-04-10 | 广东潮鑫建设工程有限公司 | Municipal works guardrail |
| CN211603629U (en) * | 2020-08-11 | 2020-09-29 | 武汉兴思为光电科技有限公司 | Optical module convenient to dismantle maintenance |
-
2020
- 2020-11-16 CN CN202011278128.6A patent/CN112458969A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2059450U (en) * | 1989-01-24 | 1990-07-18 | 廖钱江 | Rolling blind type screen window |
| CN201400862Y (en) * | 2009-04-14 | 2010-02-10 | 靳长青 | Reflective column cap of freeway shield parapet stand column |
| CN205778438U (en) * | 2016-05-30 | 2016-12-07 | 天津市誉满纱窗科技开发有限公司 | A kind of sprunstron electret material screen window |
| CN208649938U (en) * | 2018-08-01 | 2019-03-26 | 江苏因为信息科技有限公司 | A kind of current bar of down-drawable formula parking |
| CN210288217U (en) * | 2019-07-02 | 2020-04-10 | 广东潮鑫建设工程有限公司 | Municipal works guardrail |
| CN110528424A (en) * | 2019-09-16 | 2019-12-03 | 黄艳梅 | A kind of Highway Municipal guardrail and its construction method |
| CN211603629U (en) * | 2020-08-11 | 2020-09-29 | 武汉兴思为光电科技有限公司 | Optical module convenient to dismantle maintenance |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210309 |
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