CN111910552B - Road height limiting frame - Google Patents
Road height limiting frame Download PDFInfo
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- CN111910552B CN111910552B CN202010921247.2A CN202010921247A CN111910552B CN 111910552 B CN111910552 B CN 111910552B CN 202010921247 A CN202010921247 A CN 202010921247A CN 111910552 B CN111910552 B CN 111910552B
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- cross beam
- limiting frame
- bolt
- height limiting
- led electronic
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- 238000010276 construction Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention discloses a road height limiting frame which comprises a height limiting frame foundation, a vertical telescopic column, a top vertical construction system, a top transverse telescopic frame and a top LED electronic warning system. The height limiting frame foundation consists of a bottom upright post, an electric lifting rod, universal wheels, a bottom cross beam, an inclined rod and a hydraulic control box; the top vertical construction system consists of a top cross beam, an inclined beam, a solar panel vertical frame, a solar panel, a solar storage battery, a fixed rotary bolt, a fixed block and a bolt; the oblique beam is obliquely intersected with the top cross beam and the vertical telescopic upright post; the top transverse expansion bracket is composed of an end transverse expansion rod piece, a middle transverse expansion rod piece, a first fixing bolt and a second fixing bolt. The top LED electronic warning system consists of an end LED electronic display screen, a middle LED electronic display screen and a folding bolt. The height limiting frame device adopts a telescopic structure, and the height and the width of the height limiting frame device can be adjusted according to actual conditions, so that the application flexibility of the height limiting frame is enhanced.
Description
Technical Field
The invention relates to a road height limiting frame, and belongs to the technical field of traffic facilities.
Background
The height limiting frame is used as an effective device for limiting the height of the passing vehicles, is widely applied to places with requirements on the vehicle passing height such as bridges, tunnels and culverts along roads and roads at present, and can effectively prevent the ultrahigh overload vehicles from damaging physical engineering such as the roads, tunnels and bridges along the roads, and the like on one hand, and can also effectively prevent the ultrahigh vehicles from threatening the personal safety of drivers when striking the structures of the bridges, tunnels and culverts due to insufficient judgment of the drivers on the other hand.
The traditional height limiting frames are mostly of door-type framework fixing structures, namely the height and the width of the height limiting frames are fixed values, when the height of the height limiting frames is fixed, the height limiting frames are required to be manually moved away for a road section where a vehicle with the height limited time period is required to pass, so that the workload of traffic management and control personnel is greatly increased, if the width of the height limiting frames is fixed value, the application range of the height limiting frames is also limited to a certain extent, the height limiting frames with fixed sizes cannot be correspondingly adjusted according to the width of an actual road, and when different road conditions are met, the height limiting dimensions can be adjusted only by replacing the whole height limiting frames, so that the flexibility of the height limiting frames in practical application is insufficient; in addition, the sign that is equipped with on the current limit for height frame and is used for warning and remind the driver is mostly ordinary signboard, and ordinary warning sign's content replacement cost is higher, and under the poor circumstances of visual condition such as night and sleet weather, its warning sign and sign language are difficult to play the effect, and visual condition is relatively poor, easily leads to the driver to judge the mistake, and then causes the traffic accident.
Disclosure of Invention
The invention is realized by the following technical scheme:
A road height limiting frame comprises a height limiting frame foundation, a vertical telescopic column, a top vertical structure system, a top horizontal telescopic frame and a top LED electronic warning system. The height limiting frame foundation consists of a bottom upright post, an electric lifting rod, universal wheels, a bottom cross beam, an inclined rod and a hydraulic control box. The top vertical construction system comprises a top cross beam, an inclined beam, a solar panel vertical frame, a solar panel, a solar storage battery, a fixed rotary bolt, a fixed block and a bolt; the top cross beam is welded at the top of the vertical telescopic upright post, and a reserved jack is formed in the top cross beam; the oblique beam is obliquely intersected with the top cross beam and the vertical telescopic upright post; the top transverse expansion bracket is composed of an end transverse expansion rod piece, a middle transverse expansion rod piece, a first fixing bolt and a second fixing bolt. The top LED electronic warning system is composed of an end LED electronic display screen, a middle LED electronic display screen and a folding bolt.
Further, the electric lifting rod is arranged in the bottom upright post; the lower side of the electric lifting rod is welded with a universal wheel which is convenient for the movement of the height limiting frame; the bottom cross beam is welded on the bottom upright post, and two diagonal rods are welded on the upper part of the bottom cross beam and are in diagonal with the vertical telescopic upright post in order to improve the stability of the height limiting frame. The vertical telescopic upright post is an electric hydraulic telescopic post, and the lifting height of the vertical telescopic upright post and the electric lifting rod can be adjusted through a hydraulic control box.
Further, the hydraulic control box is welded at the lower part of the bottom cross beam and is a sealing device;
Further, the solar panel stand is welded on the top of the top cross beam; the fixed rotary bolt is welded on the side surface of the solar panel vertical frame; the fixing block is welded on the back of the solar panel vertical frame and consists of a cuboid block and a hollow cylindrical block.
Furthermore, the bolt can be inserted into the hollow cylindrical block of the fixed block and is connected with the reserved jack of the top cross beam;
further, the solar panel is fixed on the solar panel stand, and the solar storage battery is mounted on the back of the solar panel and connected with the solar panel stand.
Further, the first fixing bolt fixes the end part transverse telescopic rod piece at the bottom of the top cross beam; the second fixing bolt fixes and connects the middle transverse telescopic rod pieces.
Furthermore, the end LED electronic display screen is welded with the fixed rotary bolt. The folding bolt is welded between two adjacent LED electronic display screens. The end LED electronic display screen, the middle LED electronic display screen and the hydraulic control box are electrically supported by the solar storage battery.
(1) Compared with the fixed structure at the bottom of the traditional height limiting frame, the road height limiting frame provided by the invention has the innovation points that: an electric hydraulic lifting rod is arranged in a base upright post of the height limiting frame foundation part, a universal wheel is arranged at the bottom of the electric hydraulic lifting rod, when the height limiting frame is in a working state, the hydraulic control box can be heard to reduce the height of the electric hydraulic lifting rod, and the universal wheel is driven to be arranged in the bottom upright post, so that the movement of the height limiting frame caused by external factors such as strong wind weather, vehicle collision and the like is avoided; when the height limiting frame needs to be moved, the height of the electric hydraulic lifting rod is raised through the hydraulic control box, and the universal wheels are driven to be placed at the bottom of the bottom upright post, so that the whole structure of the height limiting frame can be moved or carried conveniently.
(2) Compared with the fixed height of the traditional height limiting frame, the invention has the innovation points that: the vertical upright post of the height limiting frame is of a telescopic structure, the height of the vertical upright post is controlled through the hydraulic control box, and then the height of the height limiting frame is adjusted.
(3) Compared with the conventional height limiting frame device with fixed width and the common road sign label provided on the height limiting frame, the novel height limiting frame device has the following innovation points: the upper structure of the height limiting frame is provided with a transverse expansion bracket and an LED electronic display screen. The transverse expansion bracket consists of an end transverse expansion rod piece, a middle transverse expansion rod piece, a first fixing bolt and a second fixing bolt, wherein the first fixing bolt is used for fixing the end transverse expansion rod pieces at two ends of the transverse expansion bracket, and the second fixing bolt is used for connecting and fixing the middle transverse expansion rod pieces; the LED electronic display screen comprises an end LED electronic display screen, a middle LED electronic display screen, a folding bolt, a fixed rotary bolt and a fixed block, wherein the position of the end LED electronic display screen can be fixed through the fixed rotary bolt and the bolt, the middle LED electronic display screen can be folded through the folding bolt, and the width of the road height limiting frame can be controlled through the transverse expansion bracket and the LED display screen with the folding bolt.
In summary, compared with the prior art, the invention has the following beneficial effects:
(1) The height limiting frame device adopts a telescopic structure, the height and the width of the height limiting frame device can be adjusted according to actual conditions, the application flexibility of the height limiting frame is greatly enhanced, and the workload of traffic control personnel is reduced.
(2) The electric power support of the vertical telescopic upright post controlled by the hydraulic control box of the height limiting frame device and the LED electronic display screen is derived from solar energy, belongs to green clean energy sources, and accords with the national green traffic development strategy.
(3) Universal wheels are welded below the electro-hydraulic lifting rod in the stand column at the bottom of the height limiting frame, so that the whole structure of the height limiting frame can be moved and carried conveniently.
Drawings
FIG. 1 is a schematic view of the overall structure of a road elevation-limiting frame of the present invention;
FIG. 2 is a schematic structural view of a height-limiting frame foundation;
FIG. 3 is a schematic view of the structure of the height-limited overhead vertical construction system;
FIG. 4 is a schematic view of the structure of the top transverse expansion bracket of the height limiting frame;
Fig. 5 is a schematic structural diagram of a height-limiting overhead LED electronic warning system.
Reference numerals illustrate: 1-height limiting frame foundation, 2-vertical telescopic upright, 3-top vertical construction system, 4-top transverse telescopic frame, 5-top LED electronic warning system, 101-bottom upright, 102-electric lifting rod, 103-universal wheel, 104-bottom cross beam, 105-diagonal bar, 106-hydraulic control box, 301-top cross beam, 302-diagonal beam, 303-solar panel vertical frame, 304-solar panel, 305-solar storage battery, 306-fixed rotary bolt, 307-fixed block, 308-bolt, 309-reserved jack, 401-end transverse telescopic rod, 402-middle transverse telescopic rod, 403-first fixed bolt, 404-second fixed bolt, 501-end LED electronic display screen, 502-middle LED electronic display screen, 503-folding bolt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is implemented as follows:
The road height limiting frame is composed of a height limiting frame foundation 1, a vertical telescopic upright post 2, a top vertical construction system 3, a top transverse telescopic frame 4 and a top LED electronic warning system 5, as shown in fig. 1 to 5. The height limiting frame foundation 1 mainly comprises a bottom upright post 101, an electric lifting rod 102 is arranged in the bottom upright post 101, universal wheels 103 convenient for the movement of the height limiting frame are welded on the lower side of the electric lifting rod, a bottom cross beam 104 is welded on the top of the bottom upright post 101, two inclined rods 105 are welded on the upper portion of the bottom cross beam 104 for improving the stability of the height limiting frame, and the inclined rods 105 are obliquely crossed with the vertical telescopic upright post 2.
The vertical telescopic column 2 is an electric hydraulic telescopic column, and the lifting height of the vertical telescopic column can be adjusted through the hydraulic control box 106. The hydraulic control box 106 is welded to the bottom middle of the bottom cross member 104 and is a sealing means to prevent external water from entering.
When the height limiting frame is in a working state, the hydraulic control box 106 reduces the height of the electric lifting rod 102 and drives the universal wheels 103 to be arranged in the bottom upright post so as to avoid the movement of the height limiting frame caused by external factors such as windy weather, vehicle collision and the like; when the height limiting frame needs to be moved, the height of the electric lifting rod 102 can be raised through the hydraulic control box 106, and the universal wheels 103 are driven to be placed at the bottom of the bottom upright post 101, so that the whole structure of the height limiting frame can be moved or carried conveniently.
The top vertical construction system 3 is composed of a top cross beam 301, an inclined beam 302, a solar panel stand 303, a solar panel 304, a solar storage battery 305, a fixed rotary bolt 306, a fixed block 307 and a plug pin 308, wherein the top cross beam 301 is welded at the top of the vertical telescopic stand 2, the top cross beam 301 is provided with a reserved plug hole 309, the inclined beam 302 is obliquely crossed with the top cross beam 301 and the vertical telescopic stand 2 to improve the stability of the structure, the solar panel stand 303 is welded at the top end of the top cross beam 301, the solar panel 304 is arranged on the upper side of the solar panel stand 303, the solar storage battery 305 is arranged on the back of the solar panel 304 and is connected with the solar panel stand 303, the fixed rotary bolt 306 is welded on the side surface of the solar panel stand 303, the fixed block 307 is welded on the back of the solar panel stand 303, the plug pin 308 is composed of a cuboid block and a hollow cylindrical block, and the plug pin 308 can be inserted on the hollow cylindrical block of the fixed block 307 and is connected with the reserved plug hole 309 of the top cross beam.
The top transverse expansion link 4 is composed of an end transverse expansion link 401, a middle transverse expansion link 402, a first fixing bolt 403 and a second fixing bolt 404, wherein the first fixing bolt 403 fixes the end transverse expansion link 401 at the bottom of the top cross beam 301, and the second fixing bolt 404 fixes and connects the middle transverse expansion link 402.
The top LED electronic warning system 5 is composed of an end LED electronic display screen 501, a middle LED electronic display screen 502 and a folding peg 503, the end LED electronic display screen 501 is welded with the fixed rotating peg 306, and the folding peg 503 is welded between adjacent LED electronic display screens 503.
The end LED electronic display 501, the middle LED electronic display 502, and the hydraulic control box 106 are electrically supported by the solar cell 305.
The invention realizes the adjustment of the height and the width of the height-limiting frame through the following specific steps:
(1) When the height limiting frame is transported to a designated place, the electric lifting rod 102 is lifted up through the hydraulic control box 106, the universal wheel 103 below the electric lifting rod 102 gradually contacts the ground, and when the universal wheel 103 completely contacts the ground to be stable, the height limiting frame is accurately moved to the place to be placed through moving the universal wheel 103.
(2) After the road height limiting frame precisely moves to a designated place, the height of the vertical telescopic upright post 2 is firstly reduced to the height which can be operated by a worker through the hydraulic control box 106, at the moment, the worker can firstly adjust the width of the height limiting frame according to the design vehicle type and the standard requirement of the road, and the step of adjusting the width of the height limiting frame is as follows:
① Firstly, the plug 308 is pulled out, so that the end LED electronic display screen 501 and the middle LED electronic display screen 502 are in an active state;
② Secondly, the whole height limiting frame moves oppositely by pushing the universal wheels 103, in the process, the LED electronic display screen (501 or 502) with the surplus width is rotated and placed on the top of the top cross beam 301 through the fixed rotating bolts 306, the LED electronic display screen is perpendicular to the top cross beam 301 and the solar panel stand 303 in pairs, and correspondingly, the width of the LED electronic display screen is adjusted by the transverse telescopic rod frames 402 through the second fixed bolts 404;
③ Finally, when the height-limiting frame is adjusted to the target width, the plug 308 is inserted to fix the end LED electronic display screen 501 and the middle LED electronic display screen 502, so as to achieve the purpose of fixing the width of the height-limiting frame.
(3) After the width of the height limiting frame is fixed, the vertical telescopic upright posts 2 on two sides of the road height limiting frame are lifted to the designated height through the hydraulic control box 106 according to the requirements of the road on the height of the designed vehicle type, when the overload ultrahigh vehicles such as fire trucks and large trucks need emergency passing, the height of the vertical telescopic upright posts 2 is lifted and adjusted through the hydraulic control box 106, and the width of the road height limiting frame can be adjusted by referring to the method in the step (2) so as to meet the passing of special vehicles.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (6)
1. The utility model provides a road limit for height frame which characterized in that: the device consists of a height limiting frame foundation (1), a vertical telescopic upright post (2), a top vertical construction system (3), a top transverse telescopic frame (4) and a top LED electronic warning system (5); the height limiting frame foundation (1) is composed of a bottom upright post (101), an electric lifting rod (102), universal wheels (103), a bottom cross beam (104), an inclined rod (105) and a hydraulic control box (106); the vertical telescopic stand column (2) is arranged on the height limiting frame foundation (1) and is an electric hydraulic telescopic column, and the lifting heights of the vertical telescopic stand column (2) and the electric lifting rod (102) are adjusted through a hydraulic control box (106); the top vertical construction system (3) is composed of a top cross beam (301), an inclined beam (302), a solar panel vertical frame (303), a solar panel (304), a solar storage battery (305), a fixed rotary bolt (306), a fixed block (307) and a bolt (308); the top cross beam (301) is welded to the top of the vertical telescopic upright post (2), and the top cross beam (301) is provided with a reserved jack (309); the oblique beam (302) is obliquely intersected with the top cross beam (301) and the vertical telescopic upright post (2); the top transverse expansion bracket (4) is composed of an end transverse expansion rod piece (401), a middle transverse expansion rod piece (402), a first fixing bolt (403) and a second fixing bolt (404); the top LED electronic warning system (5) is composed of an end LED electronic display screen (501), a middle LED electronic display screen (502) and a folding bolt (503); the electric lifting rod (102) is arranged in the bottom upright post (101); the lower side of the electric lifting rod (102) is welded with a universal wheel (103); a bottom cross beam (104) is welded on the bottom upright post (101), two inclined rods (105) are welded on the upper part of the bottom cross beam (104), and the inclined rods (105) are obliquely crossed with the vertical telescopic upright post (2); the hydraulic control box (106) is welded at the lower part of the bottom cross beam (104) and is a sealing device.
2. The road height limiter according to claim 1, wherein: the solar panel stand (303) is welded to the top of the top cross beam (301); the fixed rotary bolt (306) is welded on the side surface of the solar panel vertical frame (303); the fixing block (307) is welded on the back of the solar panel vertical frame (303), and the fixing block (307) is composed of a cuboid block and a hollow cylindrical block.
3. The road height limiter according to claim 2, wherein: the bolt (308) is inserted into the hollow cylindrical block of the fixed block (307) and is connected with the reserved jack (309) of the top cross beam (301).
4. The road height limiter according to claim 1, wherein: the solar panel (304) is fixed on the solar panel stand (303), and the solar storage battery (305) is installed on the back of the solar panel (304) and is connected with the solar panel stand (303).
5. The road height limiter according to claim 1, wherein: the first fixing bolt (403) is used for fixing the end part transverse telescopic rod piece (401) at the bottom of the top cross beam (301); the second fixing bolt (404) fixes and connects the middle transverse telescopic rod pieces (402).
6. The road height limiter according to claim 2, wherein: the end LED electronic display screen (501) is welded with the fixed rotary bolt (306); the folding bolt (503) is welded between two adjacent LED electronic display screens; the end LED electronic display screen (501), the middle LED electronic display screen (502) and the hydraulic control box (106) are electrically supported by a solar storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010921247.2A CN111910552B (en) | 2020-09-04 | Road height limiting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010921247.2A CN111910552B (en) | 2020-09-04 | Road height limiting frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111910552A CN111910552A (en) | 2020-11-10 |
| CN111910552B true CN111910552B (en) | 2024-06-11 |
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Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101139825A (en) * | 2006-09-04 | 2008-03-12 | 深圳市威捷机电技术有限公司 | Telescopic structural restrictor bar |
| WO2016108305A1 (en) * | 2014-12-30 | 2016-07-07 | 유한회사기성 | Traffic light integrated with led electronic display board |
| CN105862621A (en) * | 2016-06-08 | 2016-08-17 | 黄可斌 | Horizontal expansion type barrier gate and expandable advertising barrier gate |
| CN105951633A (en) * | 2016-06-25 | 2016-09-21 | 於星杰 | Liftable road blocking rod |
| CN206289557U (en) * | 2016-12-01 | 2017-06-30 | 山西路桥建设集团有限公司 | A kind of road height-limiting frame |
| CN107938536A (en) * | 2017-11-08 | 2018-04-20 | 四川力智久创知识产权运营有限公司 | Easy to the intelligent road limit for height width-limited door to vehicle limit for height limit for width |
| CN108004967A (en) * | 2017-12-07 | 2018-05-08 | 长沙准光里电子科技有限公司 | Wind light mutual complementing formula vehicle pass-through height limiter |
| CN108071082A (en) * | 2017-12-14 | 2018-05-25 | 朱铁凝 | A kind of road traffic of flexible modulation limit for width device |
| CN108086132A (en) * | 2017-12-20 | 2018-05-29 | 郑州国知网络技术有限公司 | A kind of highway bridge limit for width limit for height equipment |
| CN207727465U (en) * | 2017-11-30 | 2018-08-14 | 逯军海 | A kind of municipal administration bridge height limiter |
| CN208415142U (en) * | 2018-06-05 | 2019-01-22 | 李安定 | A kind of adjustable limit for width height limiter of highway bridge |
| CN109811678A (en) * | 2019-04-02 | 2019-05-28 | 翟传友 | Intelligent elevated formula safety height-limiting bar |
| CN110158507A (en) * | 2018-04-18 | 2019-08-23 | 南京海晨霞工程科技有限公司 | A kind of adjustable limit for width height limiter of highway bridge |
| CN209468716U (en) * | 2018-12-27 | 2019-10-08 | 尹雪倩 | A kind of adjustable limiting device of road and bridge |
| CN209482196U (en) * | 2018-11-24 | 2019-10-11 | 安徽择正公路工程有限责任公司 | A kind of adjustable limit for width height limiter of highway bridge |
| CN110904883A (en) * | 2019-10-15 | 2020-03-24 | 聂玉涛 | Adjustable bridge height limiting device |
| CN210482124U (en) * | 2019-08-23 | 2020-05-08 | 秦绪彬 | Highway bridge width and height limiting device |
| CN210684527U (en) * | 2019-04-02 | 2020-06-05 | 济宁熠达智能科技有限公司 | Intelligent lifting type safety height limiting rod |
| CN211340541U (en) * | 2019-10-21 | 2020-08-25 | 商显超 | Road limit for height device convenient to installation |
| CN212896012U (en) * | 2020-09-04 | 2021-04-06 | 中国电建集团贵阳勘测设计研究院有限公司 | Road height limiting frame |
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101139825A (en) * | 2006-09-04 | 2008-03-12 | 深圳市威捷机电技术有限公司 | Telescopic structural restrictor bar |
| WO2016108305A1 (en) * | 2014-12-30 | 2016-07-07 | 유한회사기성 | Traffic light integrated with led electronic display board |
| CN105862621A (en) * | 2016-06-08 | 2016-08-17 | 黄可斌 | Horizontal expansion type barrier gate and expandable advertising barrier gate |
| CN105951633A (en) * | 2016-06-25 | 2016-09-21 | 於星杰 | Liftable road blocking rod |
| CN206289557U (en) * | 2016-12-01 | 2017-06-30 | 山西路桥建设集团有限公司 | A kind of road height-limiting frame |
| CN107938536A (en) * | 2017-11-08 | 2018-04-20 | 四川力智久创知识产权运营有限公司 | Easy to the intelligent road limit for height width-limited door to vehicle limit for height limit for width |
| CN207727465U (en) * | 2017-11-30 | 2018-08-14 | 逯军海 | A kind of municipal administration bridge height limiter |
| CN108004967A (en) * | 2017-12-07 | 2018-05-08 | 长沙准光里电子科技有限公司 | Wind light mutual complementing formula vehicle pass-through height limiter |
| CN108071082A (en) * | 2017-12-14 | 2018-05-25 | 朱铁凝 | A kind of road traffic of flexible modulation limit for width device |
| CN108086132A (en) * | 2017-12-20 | 2018-05-29 | 郑州国知网络技术有限公司 | A kind of highway bridge limit for width limit for height equipment |
| CN110158507A (en) * | 2018-04-18 | 2019-08-23 | 南京海晨霞工程科技有限公司 | A kind of adjustable limit for width height limiter of highway bridge |
| CN208415142U (en) * | 2018-06-05 | 2019-01-22 | 李安定 | A kind of adjustable limit for width height limiter of highway bridge |
| CN209482196U (en) * | 2018-11-24 | 2019-10-11 | 安徽择正公路工程有限责任公司 | A kind of adjustable limit for width height limiter of highway bridge |
| CN209468716U (en) * | 2018-12-27 | 2019-10-08 | 尹雪倩 | A kind of adjustable limiting device of road and bridge |
| CN109811678A (en) * | 2019-04-02 | 2019-05-28 | 翟传友 | Intelligent elevated formula safety height-limiting bar |
| CN210684527U (en) * | 2019-04-02 | 2020-06-05 | 济宁熠达智能科技有限公司 | Intelligent lifting type safety height limiting rod |
| CN210482124U (en) * | 2019-08-23 | 2020-05-08 | 秦绪彬 | Highway bridge width and height limiting device |
| CN110904883A (en) * | 2019-10-15 | 2020-03-24 | 聂玉涛 | Adjustable bridge height limiting device |
| CN211340541U (en) * | 2019-10-21 | 2020-08-25 | 商显超 | Road limit for height device convenient to installation |
| CN212896012U (en) * | 2020-09-04 | 2021-04-06 | 中国电建集团贵阳勘测设计研究院有限公司 | Road height limiting frame |
Non-Patent Citations (2)
| Title |
|---|
| 一种防止车辆被削顶的限高装置、系统及其限高方法;肖雨枫;;科学中国人;20170525(第15期);全文 * |
| 自动检测限高交通设施系统的设计和开发;潘福全;王健;罗淑兰;刘于庆;张丽霞;;现代交通技术;20180226(第01期);全文 * |
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