CN111809547A - Function-based urban road newly-built road network design - Google Patents
Function-based urban road newly-built road network design Download PDFInfo
- Publication number
- CN111809547A CN111809547A CN202010689000.2A CN202010689000A CN111809547A CN 111809547 A CN111809547 A CN 111809547A CN 202010689000 A CN202010689000 A CN 202010689000A CN 111809547 A CN111809547 A CN 111809547A
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- rod
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- connecting shell
- lifting
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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
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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
- 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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- Engineering & Computer Science (AREA)
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- Structural Engineering (AREA)
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Abstract
The invention discloses a function-based urban road newly-built road network design, which comprises a road guardrail, wherein the road guardrail comprises a left frame body and a right frame body, and the left frame body and the right frame body are connected through an adjusting assembly; the left end of the left frame body is provided with a first connecting shell, the right end of the right frame body is provided with a second connecting shell, the first connecting shell and the second connecting shell are both in a hollow rectangular column shape with an opening at the top end, and lifting assemblies are arranged in the first connecting shell and the second connecting shell and are connected with the walking assemblies through the lifting assemblies; when the lifting assembly is in a lifting state, the walking assembly is positioned in the first connecting shell or the second connecting shell. The invention can carry out transverse translation operation on the road guardrail according to the use requirements of people, thereby increasing the road area on one side with more vehicles, reducing the congestion time of the vehicles and improving the traffic effect of urban roads.
Description
Technical Field
The invention relates to the field of urban roads, in particular to a function-based urban road newly-built road network design.
Background
The road network planning refers to the system planning work of measuring and calculating the route positions, the technical grades, the scheme comparison, the investment benefit and the implementation period of the trunk road and the branch road of the road network on the basis of traffic planning. Road network planning is a comprehensive political, economic and technical task, and must meet the objective law of national economic development of China and reflect the national policy and policy of road construction. The road network planning is an important component of urban comprehensive traffic planning, and is characterized by that on the basis of road network defined by urban overall planning, the structure and layout of urban road system can be analyzed, evaluated, regulated and perfected, and the section composition of main road can be defined, so that it can be used for building urban road system with express road and main road as main skeleton, secondary main road and branch road as supplement, and its function is complete, quick and convenient, grade is reasonable and possesses a certain capacity so as to meet the requirements for road traffic.
In the existing road network design, a road guardrail is generally placed in the middle of a road, but in daily life, the situation that the traffic flow difference of two sides of the road is large usually occurs, for example, the traffic flow of the road in the north-south direction is large, the road is crowded, the traffic flow of the road in the south-north direction is small, and the road is smooth; this situation seriously affects the traffic effect of urban roads, and therefore, it is necessary to change the road barriers in the design of road networks to improve the situation.
Disclosure of Invention
The invention aims to solve the problems and provides a function-based urban road newly-built road network design which is simple in structure and convenient to use.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a newly-built road network design of urban roads based on functions comprises a road guardrail, wherein the road guardrail comprises a left frame body and a right frame body, and the left frame body and the right frame body are connected through an adjusting assembly; the left end of the left frame body is provided with a first connecting shell, the right end of the right frame body is provided with a second connecting shell, the first connecting shell and the second connecting shell are both in a hollow rectangular column shape with an opening at the top end, and lifting assemblies are arranged in the first connecting shell and the second connecting shell and are connected with the walking assemblies through the lifting assemblies; when the lifting assembly is in a lifting state, the walking assembly is positioned in the first connecting shell or the second connecting shell.
Furthermore, the left frame body comprises a first upper connecting rod, a first lower connecting rod and a first reinforcing rod, the first upper connecting rod and the first lower connecting rod are symmetrically arranged, and the first upper connecting rod and the first lower connecting rod are fixedly connected through the first reinforcing rod; the first connecting shell is fixedly connected with the left ends of the first upper connecting rod and the first lower connecting rod respectively; the right frame body comprises a second upper connecting rod, a second lower connecting rod and a second reinforcing rod, the second upper connecting rod and the second lower connecting rod are symmetrically arranged, and the second upper connecting rod and the second lower connecting rod are fixedly connected through the second reinforcing rod; the second connecting shell is fixedly connected with the right ends of the second upper connecting rod and the second lower connecting rod respectively.
Furthermore, there are two sets of adjusting components, one set of adjusting component is arranged between the first upper connecting rod and the second upper connecting rod, and the other set of adjusting component is arranged between the first lower connecting rod and the second lower connecting rod.
Furthermore, the adjusting assembly comprises a first adjusting rod, a second adjusting rod and a handheld rod, the first adjusting rod and the second adjusting rod are respectively and fixedly connected to the left end and the right end of the handheld rod, and the first adjusting rod and the second adjusting rod are coaxially arranged; the first adjusting rod is provided with a first external thread, the second adjusting rod is provided with a second external thread, and the rotating directions of the first external thread and the second external thread are opposite; when the adjusting assembly is arranged between the first upper connecting rod and the second upper connecting rod, the first adjusting rod is in threaded connection with an internal thread arranged on the inner side of the right end of the first upper connecting rod through a first external thread, and the second adjusting rod is in threaded connection with an internal thread arranged on the inner side of the left end of the second upper connecting rod through a second external thread; when the adjusting component is arranged between the first lower connecting rod and the second lower connecting rod, the first adjusting rod is connected with the inner thread arranged on the inner side of the right end of the first lower connecting rod through the first outer thread, and the second adjusting rod is connected with the inner thread arranged on the inner side of the left end of the second lower connecting rod through the second outer thread.
Furthermore, the lifting assembly comprises a lifting motor, a rotary sleeve and a lifting rod, the lifting motor is fixedly connected to the top end of the interior of the first connecting shell or the second connecting shell, an output shaft of the lifting motor is fixedly connected with the top end of the rotary sleeve, the length direction of the rotary sleeve is consistent with the height direction of the first connecting shell and the height direction of the second connecting shell, the top end of the lifting rod is sleeved in the rotary sleeve, the rotary sleeve is in threaded connection with the lifting rod, and the bottom end of the lifting rod is connected with the walking assembly; the outer side of the bottom end of the lifting rod is provided with a limiting sliding block, the inner sides of the bottom ends of the first connecting shell and the second connecting shell are provided with limiting grooves corresponding to the limiting sliding block, and when the lifting rod is located in the first connecting shell and the second connecting shell, the limiting sliding block on the outer side of the lifting rod is located in the limiting sliding groove and can longitudinally slide relative to the limiting sliding groove.
Furthermore, the outer side of the rotating sleeve is sleeved with a connecting bearing and is connected with the inner side surfaces of the first connecting shell and the second connecting shell through the connecting bearing.
Further, the walking assembly comprises a U-shaped plate, a driving wheel, a driven wheel and a walking motor, the U-shaped plate is in an inverted U-shaped shape, the top end of the U-shaped plate is fixedly connected with the bottom end of the lifting rod, the front side and the rear side of the U-shaped plate are respectively and rotatably connected with the driving wheel and the driven wheel, and the walking motor is fixedly connected to the outer side surface of the U-shaped plate and is in transmission connection with the driving wheel.
Further, the equal fixedly connected with supporting leg in first connection casing left side bottom, the second connection casing right side bottom, supporting leg bottom fixedly connected with antiskid base.
Compared with the prior art, the invention has the advantages and positive effects that:
the design that the adjusting assembly is arranged between the left frame body and the right frame body is adopted, so that when people use the guardrail, the distance between the left frame body and the right frame body can be realized by rotating the handheld rod, the length of the road guardrail can be adjusted, the using effect of the guardrail is improved, and meanwhile, the transverse translation operation can be performed on the road guardrail according to the using requirements of people by arranging the walking assembly at the bottom ends of the first connecting shell and the second connecting shell, so that the road area on one side with more vehicles is increased, the congestion time of the vehicles is reduced, and the passing effect of urban roads is improved;
on the other hand, the lifting assembly is arranged in the first connecting shell and the second connecting shell to adjust the height of the walking assembly, so that the walking assembly can be retracted into the first connecting shell and the second connecting shell when not used, the phenomenon that the service life of the walking assembly is shortened due to long-term exposure to the sun and rain is avoided, and the use effect of the walking assembly is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a view showing a configuration of a placement state of the present invention;
FIG. 2 is a view showing a structure of a walking state of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a partial cross-sectional structural view of the present invention;
FIG. 5 is a first state connecting structure of the first connecting housing and the lifting assembly;
fig. 6 is a second state connection structure diagram of the first connection housing and the lifting assembly.
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 from the embodiments of the present invention by a person skilled in the art without any creative effort, should be included in the protection scope of the present invention.
As shown in fig. 1 to 6, the present embodiment discloses a new urban road network design structure based on functions, which is mainly a road facility structure for new urban road network, and includes a road guardrail, where the road guardrail includes a left frame body and a right frame body, and the left frame body is connected with the right frame body through an adjusting assembly; the left end of the left frame body is provided with a first connecting shell 4, the right end of the right frame body is provided with a second connecting shell 8, the first connecting shell 4 and the second connecting shell 8 are both in a hollow rectangular column shape with an open top end, and lifting assemblies are arranged in the first connecting shell 4 and the second connecting shell 8 and are connected with the walking assembly through the lifting assemblies; when the lifting assembly is in the raised state, the walking assembly is located within the first connecting housing 4 and/or the second connecting housing 8.
Equal fixedly connected with supporting leg 23 in first connecting casing 4 left side bottom, the 8 right sides bottom of second connecting casing, supporting leg 23 bottom fixedly connected with antiskid base 12. When the left frame body and the right frame body are placed on a road, the supporting operation is carried out through the supporting legs.
The design that the adjusting assembly is arranged between the left frame body and the right frame body is adopted, so that when people use the guardrail, the distance between the left frame body and the right frame body can be realized by rotating the handheld rod, the length of the road guardrail can be adjusted, the using effect of the guardrail is improved, and meanwhile, the transverse translation operation can be performed on the road guardrail according to the using requirements of people by arranging the walking assembly at the bottom ends of the first connecting shell and the second connecting shell, so that the road area on one side with more vehicles is increased, the congestion time of the vehicles is reduced, and the passing effect of urban roads is improved;
on the other hand, the lifting assembly is arranged in the first connecting shell and the second connecting shell to adjust the height of the walking assembly, so that the walking assembly can be retracted into the first connecting shell and the second connecting shell when not used, the phenomenon that the service life of the walking assembly is shortened due to long-term exposure to the sun and rain is avoided, and the use effect of the walking assembly is further improved.
The left frame body comprises a first upper connecting rod 1, a first lower connecting rod 3 and a first reinforcing rod 2, the first upper connecting rod 1 and the first lower connecting rod 3 are symmetrically arranged, and the first upper connecting rod 1 and the first lower connecting rod 3 are fixedly connected through the first reinforcing rod 2; the first connecting shell 4 is fixedly connected with the left ends of the first upper connecting rod 1 and the first lower connecting rod 3 respectively; the right frame body comprises a second upper connecting rod 5, a second lower connecting rod 7 and a second reinforcing rod 6, the second upper connecting rod 5 and the second lower connecting rod 7 are symmetrically arranged, and the second upper connecting rod 5 and the second lower connecting rod 7 are fixedly connected through the second reinforcing rod 6; the second connecting shell 8 is respectively fixedly connected with the right ends of the second upper connecting rod 5 and the second lower connecting rod 7.
The adjusting components are divided into two groups, wherein one group of adjusting components is arranged between the first upper connecting rod 1 and the second upper connecting rod 5, and the other group of adjusting components is arranged between the first lower connecting rod 3 and the second lower connecting rod 7.
The adjusting assembly comprises a first adjusting rod 10, a second adjusting rod 11 and a handheld rod 9, the first adjusting rod 10 and the second adjusting rod 11 are fixedly connected to the left end and the right end of the handheld rod 9 respectively, and the first adjusting rod 10 and the second adjusting rod 11 are coaxially arranged; a first external thread is arranged on the first adjusting rod 10, a second external thread is arranged on the second adjusting rod 11, and the rotating directions of the first external thread and the second external thread are opposite; when the adjusting assembly is arranged between the first upper connecting rod 1 and the second upper connecting rod 5, the first adjusting rod 10 is in threaded connection with an internal thread arranged on the inner side of the right end of the first upper connecting rod 1 through a first external thread, and the second adjusting rod 11 is in threaded connection with an internal thread arranged on the inner side of the left end of the second upper connecting rod 5 through a second external thread; when the adjusting component is arranged between the first lower connecting rod 3 and the second lower connecting rod 7, the first adjusting rod 10 is in threaded connection with the inner thread arranged on the inner side of the right end of the first lower connecting rod 3 through a first outer thread, and the second adjusting rod 11 is in threaded connection with the inner thread arranged on the inner side of the left end of the second lower connecting rod 7 through a second outer thread.
When the hand-held rod is rotated, the first adjusting rod and the second adjusting rod simultaneously carry out screwing-in operation or screwing-out operation relative to the left frame body and the right frame body, and when the first adjusting rod and the second adjusting rod are simultaneously screwed in the left frame body and the right frame body, the distance between the left frame body and the right frame body is shortened; when first regulation pole, second were adjusted pole and were simultaneously screwed out left support body, right support body, the distance between left support body and the right support body increases, and it has effectively realized the regulation of distance between left support body, the right support body to whole road guardrail length's regulation has been realized.
The lifting assembly comprises a lifting motor 17, a rotating sleeve 19 and a lifting rod 21, the lifting motor 17 is fixedly connected to the top end of the interior of the first connecting shell 4 or the second connecting shell 8, an output shaft 18 of the lifting motor 17 is fixedly connected with the top end of the rotating sleeve 19, a connecting bearing 20 is sleeved on the outer side of the rotating sleeve 19 and is connected with the inner side surfaces of the first connecting shell 4 and the second connecting shell 8 through the connecting bearing 20; the length direction of the rotary sleeve 19 is consistent with the height direction of the first connecting shell 4 and the second connecting shell 8, the top end of the lifting rod 21 is sleeved in the rotary sleeve 19, the rotary sleeve 19 is in threaded connection with the lifting rod 21, and the bottom end of the lifting rod 21 is connected with the walking assembly; the outside of the bottom end of the lifting rod 21 is provided with a limiting slide block 22, the inside of the bottom ends of the first connecting shell 4 and the second connecting shell 8 is provided with a limiting groove 401 corresponding to the limiting slide block 22, and when the lifting rod 21 is located in the first connecting shell 4 and the second connecting shell 8, the limiting slide block 22 outside the lifting rod 21 is located in the limiting slide groove 401 and can longitudinally slide relative to the limiting slide groove 401.
When the road guardrail is controlled to transversely translate, firstly, the walking assembly is put down through the lifting assembly, the walking assembly extends out of the bottom ends of the first connecting shell and the second connecting shell, and after the walking assembly is controlled to walk to a required position, the walking assembly is retracted through the lifting assembly; when placing road guardrail, the supporting leg that is located left support body, the right support body outside plays the supporting role.
When the walking assembly needs to be withdrawn, the lifting motor is controlled to drive the rotary sleeve to rotate, so that the rotary sleeve rotates relative to the lifting rod, the lifting rod slides downwards relative to the limiting groove under the action of the limiting sliding block, so that the walking assembly at the bottom end of the lifting rod is withdrawn from the first connecting shell and the second connecting shell, and when the walking assembly needs to be withdrawn, the rotating motor is controlled to rotate in the opposite direction;
the walking assembly comprises a U-shaped plate 13, a driving wheel 15, a driven wheel 14 and a walking motor 16, wherein the U-shaped plate 13 is in an inverted U-shaped shape, the top end of the U-shaped plate 13 is fixedly connected with the bottom end of a lifting rod 21, two sides of the front end of the U-shaped plate 13 are connected with bearings on two sides of the driving wheel 15, two sides of the rear end of the U-shaped plate 13 are connected with bearings on two sides of the driven wheel 14, and the walking motor 16 is fixedly connected on the outer side surface of the U-shaped plate 13 and. When the walking assembly is used, the walking motor drives the driving wheel to rotate, and the driven wheel rolls along with the driving wheel under the action of the U-shaped plate, so that the operation of transverse translation of the whole road guardrail is realized.
Claims (8)
1. The utility model provides a newly-built road network design of urban road based on function, includes road guardrail, its characterized in that: the road guardrail comprises a left frame body and a right frame body, wherein the left frame body is connected with the right frame body through an adjusting assembly; the left end of the left frame body is provided with a first connecting shell, the right end of the right frame body is provided with a second connecting shell, the first connecting shell and the second connecting shell are both in a hollow rectangular column shape with an opening at the top end, and lifting assemblies are arranged in the first connecting shell and the second connecting shell and are connected with the walking assemblies through the lifting assemblies; when the lifting assembly is in a lifting state, the walking assembly is positioned in the first connecting shell or the second connecting shell.
2. The design of new road network for urban road based on functions as claimed in claim 1, wherein: the left frame body comprises a first upper connecting rod, a first lower connecting rod and a first reinforcing rod, the first upper connecting rod and the first lower connecting rod are symmetrically arranged, and the first upper connecting rod and the first lower connecting rod are fixedly connected through the first reinforcing rod; the first connecting shell is fixedly connected with the left ends of the first upper connecting rod and the first lower connecting rod respectively; the right frame body comprises a second upper connecting rod, a second lower connecting rod and a second reinforcing rod, the second upper connecting rod and the second lower connecting rod are symmetrically arranged, and the second upper connecting rod and the second lower connecting rod are fixedly connected through the second reinforcing rod; the second connecting shell is fixedly connected with the right ends of the second upper connecting rod and the second lower connecting rod respectively.
3. The design of new road network for urban road based on functions as claimed in claim 2, wherein: the adjusting components are divided into two groups, wherein one group of adjusting components is arranged between the first upper connecting rod and the second upper connecting rod, and the other group of adjusting components is arranged between the first lower connecting rod and the second lower connecting rod.
4. The design of new road network for urban road based on functions as claimed in claim 3, wherein: the adjusting assembly comprises a first adjusting rod, a second adjusting rod and a handheld rod, the first adjusting rod and the second adjusting rod are fixedly connected to the left end and the right end of the handheld rod respectively, and the first adjusting rod and the second adjusting rod are coaxially arranged; the first adjusting rod is provided with a first external thread, the second adjusting rod is provided with a second external thread, and the rotating directions of the first external thread and the second external thread are opposite; when the adjusting assembly is arranged between the first upper connecting rod and the second upper connecting rod, the first adjusting rod is in threaded connection with an internal thread arranged on the inner side of the right end of the first upper connecting rod through a first external thread, and the second adjusting rod is in threaded connection with an internal thread arranged on the inner side of the left end of the second upper connecting rod through a second external thread; when the adjusting component is arranged between the first lower connecting rod and the second lower connecting rod, the first adjusting rod is connected with the inner thread arranged on the inner side of the right end of the first lower connecting rod through the first outer thread, and the second adjusting rod is connected with the inner thread arranged on the inner side of the left end of the second lower connecting rod through the second outer thread.
5. The design of new road network for urban roads based on functions as claimed in claim 4, wherein: the lifting assembly comprises a lifting motor, a rotary sleeve and a lifting rod, the lifting motor is fixedly connected to the top end of the interior of the first connecting shell or the second connecting shell, an output shaft of the lifting motor is fixedly connected with the top end of the rotary sleeve, the length direction of the rotary sleeve is consistent with the height direction of the first connecting shell and the height direction of the second connecting shell, the top end of the lifting rod is sleeved in the rotary sleeve, the rotary sleeve is in threaded connection with the lifting rod, and the bottom end of the lifting rod is connected with the walking assembly; the outer side of the bottom end of the lifting rod is provided with a limiting sliding block, the inner sides of the bottom ends of the first connecting shell and the second connecting shell are provided with limiting grooves corresponding to the limiting sliding block, and when the lifting rod is located in the first connecting shell and the second connecting shell, the limiting sliding block on the outer side of the lifting rod is located in the limiting sliding groove and can longitudinally slide relative to the limiting sliding groove.
6. The design of new road network for urban road based on functions as claimed in claim 5, wherein: and the outer side of the rotating sleeve is sleeved with a connecting bearing and is connected with the inner side surfaces of the first connecting shell and the second connecting shell through the connecting bearing.
7. The design of new road network for urban road based on functions as claimed in claim 6, wherein: the walking assembly comprises a U-shaped plate, a driving wheel, a driven wheel and a walking motor, wherein the U-shaped plate is in an inverted U-shaped shape, the top end of the U-shaped plate is fixedly connected with the bottom end of the lifting rod, the front side and the rear side of the U-shaped plate are respectively and rotatably connected with the driving wheel and the driven wheel, and the walking motor is fixedly connected to the outer side surface of the U-shaped plate and is in transmission connection with the driving wheel.
8. The design of new road network for urban road based on functions as claimed in claim 7, wherein: the first connecting shell body left side bottom, the second connecting shell body right side bottom all fixedly connected with supporting leg, supporting leg bottom fixedly connected with antiskid base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689000.2A CN111809547A (en) | 2020-07-15 | 2020-07-15 | Function-based urban road newly-built road network design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010689000.2A CN111809547A (en) | 2020-07-15 | 2020-07-15 | Function-based urban road newly-built road network design |
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| CN111809547A true CN111809547A (en) | 2020-10-23 |
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| CN202010689000.2A Pending CN111809547A (en) | 2020-07-15 | 2020-07-15 | Function-based urban road newly-built road network design |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4004857A (en) * | 1975-09-19 | 1977-01-25 | Eschen Robert M Jr | Moveable barrier apparatus for roadway |
| CN104361754A (en) * | 2014-11-28 | 2015-02-18 | 宁波江东国康机械科技有限公司 | Intelligent traffic control system |
| CN207047758U (en) * | 2017-06-11 | 2018-02-27 | 江苏阳光新格栅栏科技有限公司 | A kind of movable compound guardrail |
| CN108532978A (en) * | 2018-06-27 | 2018-09-14 | 成都言行果科技有限公司 | A kind of adjustable protective guard for building |
| CN209114393U (en) * | 2018-11-12 | 2019-07-16 | 深圳华创建筑装饰股份有限公司 | A kind of novel construction guardrail of road construction |
-
2020
- 2020-07-15 CN CN202010689000.2A patent/CN111809547A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4004857A (en) * | 1975-09-19 | 1977-01-25 | Eschen Robert M Jr | Moveable barrier apparatus for roadway |
| CN104361754A (en) * | 2014-11-28 | 2015-02-18 | 宁波江东国康机械科技有限公司 | Intelligent traffic control system |
| CN207047758U (en) * | 2017-06-11 | 2018-02-27 | 江苏阳光新格栅栏科技有限公司 | A kind of movable compound guardrail |
| CN108532978A (en) * | 2018-06-27 | 2018-09-14 | 成都言行果科技有限公司 | A kind of adjustable protective guard for building |
| CN209114393U (en) * | 2018-11-12 | 2019-07-16 | 深圳华创建筑装饰股份有限公司 | A kind of novel construction guardrail of road construction |
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Application publication date: 20201023 |
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