CN110580817A - Portable traffic street lamp for emergency road conditions - Google Patents

Portable traffic street lamp for emergency road conditions Download PDF

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Publication number
CN110580817A
CN110580817A CN201910686209.0A CN201910686209A CN110580817A CN 110580817 A CN110580817 A CN 110580817A CN 201910686209 A CN201910686209 A CN 201910686209A CN 110580817 A CN110580817 A CN 110580817A
Authority
CN
China
Prior art keywords
street lamp
road conditions
groove
threaded
portable traffic
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.)
Pending
Application number
CN201910686209.0A
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Chinese (zh)
Inventor
许靖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yangzhou Yanyang Science And Technology Co Ltd
Original Assignee
Yangzhou Yanyang Science And Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yangzhou Yanyang Science And Technology Co Ltd filed Critical Yangzhou Yanyang Science And Technology Co Ltd
Priority to CN201910686209.0A priority Critical patent/CN110580817A/en
Publication of CN110580817A publication Critical patent/CN110580817A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/09Arrangements for giving variable traffic instructions
    • G08G1/095Traffic lights
    • G08G1/0955Traffic lights transportable

Abstract

The invention relates to the technical field of traffic lights and discloses a portable traffic street lamp for emergency road conditions. This a portable traffic street lamp for urgent road conditions, through having set up connection arrangement groove, and fixed mounting has the spliced pole of screw thread on the interior roof of connection arrangement groove, the simultaneous combination stay tube has four, and one of them combination stay tube is reserve pipe, four combination stay tubes are all through screw thread socket post and threaded connection groove threaded connection, the length of four threaded connection grooves is sixty centimetres, the effect of equipment portable and installation has been reached, the user can take off four combination stay tubes from couple, make up the concatenation again, the concatenation links to each other with the spliced pole to connection arrangement inslot portion, the effect of the equipment of being convenient for has been reached, this equipment is small simultaneously, can be in the normal operating under the condition that does not hinder the traffic.

Description

Portable traffic street lamp for emergency road conditions
Technical Field
The invention relates to the technical field of traffic lights, in particular to a portable traffic street lamp for emergency road conditions.
Background
The lighting lamp is a signal lamp for commanding traffic operation, generally comprises a red lamp, a green lamp and a yellow lamp, wherein the red lamp represents no traffic, the green lamp represents permission, the yellow lamp represents warning, and the lighting lamp comprises a motor vehicle signal lamp, a non-motor vehicle signal lamp, a pedestrian crossing signal lamp, a direction indicating lamp, a lane signal lamp, a flash warning signal lamp and a road and railway level crossing signal lamp.
Under general conditions, if an illuminating lamp at a certain intersection breaks down, a traffic police can be quickly arranged by a traffic management department to command traffic on the spot, but at the intersection with serious congestion, the rear vehicle cannot see the command of the traffic police due to sight, so that traffic dispersion is very difficult, a portable illuminating lamp is proposed in Chinese patent CN 109538988A.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a portable traffic street lamp for emergency road conditions, which has the advantages of convenience in carrying, small size and the like, and solves the problems that the existing equipment is large in size and inconvenient for a user to carry, move and install, the existing temporary traffic signal lamp is not suitable for crowded intersections when in use, the occupied area of the equipment is possibly large, and normal traffic is influenced.
(II) technical scheme
In order to realize the purposes of convenient carrying and small volume, the invention provides the following technical scheme: a portable traffic street lamp for emergency road conditions comprises a street lamp main body, signal lamp groups are fixedly mounted on the periphery of the street lamp main body, protective flashing boards are fixedly mounted at the tops of the four signal lamp groups, a storage battery corresponding to the signal lamp groups is fixedly mounted in the street lamp main body, a power supply interface corresponding to the storage battery is fixedly mounted at the top of the left side of the street lamp main body, a street lamp top seat is fixedly mounted at the top of the street lamp main body, a lifting handle is fixedly mounted at the top of the street lamp top seat, a connecting and placing groove extending into the street lamp main body is formed in the bottom of the street lamp main body, a threaded connecting column is fixedly mounted on the inner top wall of the connecting and placing groove, a combined supporting tube corresponding to the threaded connecting column is movably mounted in the connecting and placing groove, and a threaded connecting groove corresponding to the threaded connecting column is formed in the top, the bottom of the combined supporting tube is fixedly provided with a thread bearing column corresponding to the thread connecting groove, the bottom of the combined supporting tube is movably provided with a connecting seat, the bottom of the connecting seat is fixedly provided with a bearing base, four turnover grooves are formed in the bottom of the bearing base, turnover bearings are fixedly mounted in the four turnover grooves, turnover connecting rings are sleeved on the outer surfaces of the four turnover bearings, supporting transverse plates are fixedly mounted on one sides of the four turnover connecting rings away from the bearing base, anti-skid pads are fixedly mounted at the bottoms of the four supporting transverse plates, four connecting hooks corresponding to the four combined supporting tubes are fixedly installed on the outer surface of the street lamp main body, connecting clamping grooves corresponding to the connecting hooks are formed in the outer surface of each of the four combined supporting tubes, and a protective sleeve is fixedly installed on one side, close to the street lamp main body, of each of the four signal lamp groups.
Preferably, the four signal lamp groups are composed of three signal lamps, and the tops of the twelve signal lamps are fixedly provided with protection rain-proof plates.
Preferably, the storage battery is electrically connected with the signal lamp group through a connecting lead.
Preferably, the four anti-slip pads are nitrile rubber pads, and anti-slip lines are arranged at the bottoms of the four anti-slip pads.
preferably, the four turnover grooves are right-angle grooves and are uniformly distributed at the bottom of the bearing base.
Preferably, the diameter of the connecting and placing groove is larger than that of the bearing base, and the connecting and placing groove is a circular groove.
Preferably, the height of the connecting and placing groove is equal to the sum of the lengths of the connecting seat and the supporting transverse plate, and the top of the connecting seat is provided with a thread groove corresponding to the thread connecting column.
Preferably, there are four combined support pipes, and one of the combined support pipes is a spare pipe.
Preferably, four combined supporting tubes are in threaded connection through threaded bearing columns and threaded connection grooves, and the length of each threaded connection groove is sixty centimeters.
(III) advantageous effects
Compared with the prior art, the invention provides a portable traffic street lamp for emergency road conditions, which has the following beneficial effects:
1. this a portable traffic street lamp for urgent road conditions, through having set up connection arrangement groove, and fixed mounting has the spliced pole of screw thread on the interior roof of connection arrangement groove, the simultaneous combination stay tube has four, and one of them combination stay tube is reserve pipe, four combination stay tubes are all through screw thread socket post and threaded connection groove threaded connection, the length of four threaded connection grooves is sixty centimetres, the effect of equipment portable and installation has been reached, the user can take off four combination stay tubes from couple, make up the concatenation again, the concatenation links to each other with the spliced pole to connection arrangement inslot portion, the effect of the equipment of being convenient for has been reached, this equipment is small simultaneously, can be in the normal operating under the condition that does not hinder the traffic.
2. This a portable traffic street lamp for urgent road conditions, highly equal to the length sum of connecting seat and support diaphragm through connecting the resettlement groove, the thread groove corresponding with threaded connection post has been seted up at the top of connecting seat, reached when dismantling, can with four combination stay tube joint on couple, simultaneously with the connecting seat, the inside to connecting the resettlement groove is accomodate to bearing base and the support diaphragm that folds, reach portable's purpose, four slipmats are the butyronitrile rubber pad, and the antiskid line has all been seted up to the bottom of four slipmats, can be effectively the stability of high equipment, it is great to have solved current equipment volume, portable removal of the user of being not convenient for and installation, and current interim traffic signal lamp is when using, be not suitable for crowded crossing, this equipment area is probably great, the problem of normal traffic has been influenced.
Drawings
Fig. 1 is a schematic structural view of a portable traffic street lamp for emergency road conditions according to the present invention;
FIG. 2 is a cross-sectional view of a portable traffic light for emergency road conditions according to the present invention;
Fig. 3 is a top view of a portable traffic light for emergency road conditions according to the present invention.
In the figure: the street lamp comprises a street lamp body 1, a street lamp top seat 2, a lifting handle 3, a power supply interface 4, a storage battery 5, a threaded connecting column 6, a connecting and placing groove 7, an anti-slip mat 8, a turnover connecting ring 9, a turnover groove 10, a turnover bearing 11, a supporting transverse plate 12, a bearing base 13, a connecting seat 14, a combined supporting tube 15, a threaded bearing column 16, a threaded connecting groove 17, a protective sleeve 18, a connecting wire 19, a signal lamp group 20, a protective flashing board 21, a connecting clamping groove 22 and a connecting hook 23.
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.
Referring to fig. 1-2, a portable traffic street lamp for emergency road conditions comprises a street lamp main body 1, signal lamp groups 20 are fixedly installed around the street lamp main body 1, protective flashing boards 21 are fixedly installed on the tops of the four signal lamp groups 20, the four signal lamp groups 20 are respectively composed of three signal lamps, the protective flashing boards 21 are fixedly installed on the tops of twelve signal lamps, a storage battery 5 corresponding to the signal lamp groups 20 is fixedly installed inside the street lamp main body 1, the storage battery 5 is electrically connected with the signal lamp groups 20 through a connecting wire 19, a power source interface 4 corresponding to the storage battery 5 is fixedly installed on the top of the left side of the street lamp main body 1, a street lamp top base 2 is fixedly installed on the top of the street lamp main body 1, a lifting handle 3 is fixedly installed on the top of the street lamp top base 2, a connecting and accommodating groove 7 extending to the inside of the street lamp main body 1 is formed in, the inner top wall of the connecting and placing groove 7 is fixedly provided with a threaded connecting column 6, the inside of the connecting and placing groove 7 is movably provided with four combined supporting tubes 15 corresponding to the threaded connecting column 6, one combined supporting tube 15 is a spare tube, the top of the combined supporting tube 15 is provided with a threaded connecting groove 17 corresponding to the threaded connecting column 6, the bottom of the combined supporting tube 15 is fixedly provided with a threaded receiving column 16 corresponding to the threaded connecting groove 17, the four combined supporting tubes 15 are all in threaded connection with the threaded connecting groove 17 through the threaded receiving column 16, the length of each threaded connecting groove 17 is sixty centimeters, the bottom of the combined supporting tube 15 is movably provided with a connecting seat 14, the bottom of the connecting seat 14 is fixedly provided with a bearing base 13, the diameter of the connecting and placing groove 7 is larger than that of the bearing base 13, and the connecting and placing groove 7 is a circular groove, four turning grooves 10 are formed in the bottom of a bearing base 13, the four turning grooves 10 are all right-angle grooves, the four turning grooves 10 are uniformly distributed in the bottom of the bearing base 13, turning bearings 11 are fixedly mounted in the four turning grooves 10, turning connecting rings 9 are sleeved on the outer surfaces of the four turning bearings 11, supporting transverse plates 12 are fixedly mounted on one sides, away from the bearing base 13, of the four turning connecting rings 9, the height of a connecting and placing groove 7 is equal to the sum of the lengths of a connecting seat 14 and the supporting transverse plates 12, threaded grooves corresponding to threaded connecting columns 6 are formed in the top of the connecting seat 14, anti-slip mats 8 are fixedly mounted at the bottoms of the four supporting transverse plates 12, the four anti-slip mats 8 are nitrile rubber mats, anti-slip threads are formed in the bottoms of the four anti-slip mats 8, four connecting hooks 23 corresponding to the four combined supporting tubes 15 are fixedly mounted, the outer surfaces of the four combined supporting tubes 15 are all provided with connecting clamping grooves 22 corresponding to the connecting hooks 23, and one side of each of the four signal lamp groups 20 close to the street lamp main body 1 is fixedly provided with a protective sleeve 18.
To sum up, this a portable traffic street lamp for urgent road conditions, through having set up connection arrangement groove 7, and fixed mounting has threaded connection post 6 on the interior roof of connection arrangement groove 7, combination stay tube 15 has four simultaneously, and one of them combination stay tube 15 is reserve pipe, four combination stay tubes 15 all through screw thread socket post 16 and screw thread connection groove 17 threaded connection, four screw thread connection groove 17's length is sixty centimetres, the effect of equipment portable and installation has been reached, the user can take off four combination stay tubes 15 from couple 23, make up the concatenation again, the concatenation links to each other with threaded connection post 6 to connection arrangement groove 7 inside, the effect of being convenient for the equipment has been reached, this equipment is small simultaneously, can be in the normal operating under the condition that does not hinder the traffic.
In addition, the portable traffic street lamp for emergency road conditions has the advantages that the height of the connecting and placing groove 7 is equal to the sum of the lengths of the connecting seat 14 and the supporting transverse plate 12, the top of the connecting seat 14 is provided with a thread groove corresponding to the thread connecting column 6, so that when the connecting seat is disassembled, the four combined supporting tubes 15 can be clamped on the connecting hook 23, meanwhile, the connecting seat 14, the bearing base 13 and the folded supporting transverse plate 12 are accommodated in the connecting and placing groove 7, so that the purpose of convenient carrying is achieved, the four anti-skid mats 8 are nitrile rubber mats, and the bottom parts of the four anti-skid mats 8 are all provided with anti-skid lines, so that the stability of the equipment can be effectively improved, the problems that the existing equipment has larger volume and is inconvenient for users to carry, move and install are solved, and when the existing temporary traffic signal lamp is used, the temporary traffic signal lamp is not suitable for crowded intersections, and the occupied area of the equipment is possibly large, so that the normal traffic is influenced.
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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a 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 (9)

1. The utility model provides a portable traffic street lamp for urgent road conditions, includes street lamp main part (1), its characterized in that: the street lamp comprises a street lamp main body (1), signal lamp groups (20) are fixedly mounted on the periphery of the street lamp main body (1), protective flashing plates (21) are fixedly mounted on the tops of the four signal lamp groups (20), a storage battery (5) corresponding to the signal lamp groups (20) is fixedly mounted in the street lamp main body (1), a power supply interface (4) corresponding to the storage battery (5) is fixedly mounted on the top of the street lamp main body (1), a street lamp top seat (2) is fixedly mounted on the top of the street lamp main body (1), a lifting handle (3) is fixedly mounted on the top of the street lamp top seat (2), a connecting and accommodating groove (7) extending into the street lamp main body (1) is formed in the bottom of the street lamp main body (1), a threaded connecting column (6) is fixedly mounted on the inner top wall of the connecting and accommodating groove (7), and a combined supporting tube (15) corresponding to the threaded connecting column (6) is movably mounted in the connecting and, the top of the combined supporting tube (15) is provided with a threaded connecting groove (17) corresponding to the threaded connecting column (6), the bottom of the combined supporting tube (15) is fixedly provided with a threaded bearing column (16) corresponding to the threaded connecting groove (17), the bottom of the combined supporting tube (15) is movably provided with a connecting seat (14), the bottom of the connecting seat (14) is fixedly provided with a bearing base (13), the bottom of the bearing base (13) is provided with four turning grooves (10), the insides of the four turning grooves (10) are fixedly provided with turning bearings (11), the outer surfaces of the turning bearings (11) are respectively sleeved with a turning connecting ring (9), one sides of the four turning connecting rings (9) far away from the bearing base (13) are respectively and fixedly provided with a supporting transverse plate (12), and the bottoms of the transverse plates supporting the transverse plates (12) are respectively and fixedly provided with an anti-skid pad, the outer fixed surface of street lamp main part (1) installs four hookups (23) corresponding with four combination stay tubes (15), four connecting groove (22) corresponding with hookup (23) are all seted up to the surface of combination stay tube (15), four one side fixed mounting that signal lamp group (20) is close to street lamp main part (1) has protective sheath (18).
2. The portable traffic light for emergency road conditions as set forth in claim 1, wherein: the four signal lamp groups (20) are composed of three signal lamps, and the tops of the twelve signal lamps are fixedly provided with protective rain-proof plates (21).
3. The portable traffic light for emergency road conditions as set forth in claim 1, wherein: the storage battery (5) is electrically connected with the signal lamp group (20) through a connecting wire (19).
4. The portable traffic light for emergency road conditions as set forth in claim 1, wherein: the four anti-slip pads (8) are nitrile rubber pads, and anti-slip lines are arranged at the bottoms of the four anti-slip pads (8).
5. The portable traffic light for emergency road conditions as set forth in claim 1, wherein: the four overturning grooves (10) are right-angle grooves, and the four overturning grooves (10) are uniformly distributed at the bottom of the bearing base (13).
6. The portable traffic light for emergency road conditions as set forth in claim 1, wherein: the diameter of the connecting and placing groove (7) is larger than that of the bearing base (13), and the connecting and placing groove (7) is a circular groove.
7. The portable traffic light for emergency road conditions as set forth in claim 1, wherein: the height of the connecting and placing groove (7) is equal to the sum of the lengths of the connecting seat (14) and the supporting transverse plate (12), and a thread groove corresponding to the thread connecting column (6) is formed in the top of the connecting seat (14).
8. The portable traffic light for emergency road conditions as set forth in claim 1, wherein: the number of the combined supporting pipes (15) is four, and one combined supporting pipe (15) is a spare pipe.
9. The portable traffic light for emergency road conditions as set forth in claim 1, wherein: the four combined supporting pipes (15) are in threaded connection through threaded bearing columns (16) and threaded connection grooves (17), and the length of each of the four threaded connection grooves (17) is sixty centimeters.
CN201910686209.0A 2019-07-29 2019-07-29 Portable traffic street lamp for emergency road conditions Pending CN110580817A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910686209.0A CN110580817A (en) 2019-07-29 2019-07-29 Portable traffic street lamp for emergency road conditions

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Application Number Priority Date Filing Date Title
CN201910686209.0A CN110580817A (en) 2019-07-29 2019-07-29 Portable traffic street lamp for emergency road conditions

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CN110580817A true CN110580817A (en) 2019-12-17

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CN2220662Y (en) * 1994-12-25 1996-02-21 黄国勇 Portable road traffic warning device
JPH0916890A (en) * 1995-06-29 1997-01-17 Kyosan Electric Mfg Co Ltd Portable signal
CN201502879U (en) * 2009-09-22 2010-06-09 赵振兴 Portable transportation emergency traffic light
CN201652100U (en) * 2010-04-14 2010-11-24 同济大学 Vehicle-mounted mobile signal lamp for emergency commands
CN103424101A (en) * 2013-09-06 2013-12-04 山东建筑大学 Portable balance level placing support
US20140376216A1 (en) * 2012-06-24 2014-12-25 John E. McLoughlin Combination Emergency Scene Illumination and Traffic Control System
CN204889903U (en) * 2015-03-18 2015-12-23 施宏辉 Multi -functional mop frame
CN205211179U (en) * 2015-12-11 2016-05-04 黎冯成 Portable traffic traffic lights of intelligence
CN108001111A (en) * 2017-12-04 2018-05-08 平顶山学院 A kind of outdoor art painting special-purpose supporting frame
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CN208488946U (en) * 2018-06-21 2019-02-12 广州厚大技术服务有限公司 Foldable LED alarm triangular support
CN109330290A (en) * 2018-12-04 2019-02-15 河南省叶子智能科技有限公司 Portable exhibiting device is used in a kind of sale
CN208506987U (en) * 2018-08-06 2019-02-15 山西昌利达交通科技有限公司 A kind of dismountable temporary traffic signal lamp device
CN109544954A (en) * 2018-12-14 2019-03-29 江苏顺泰交通集团有限公司 A kind of portable signal lamp
CN208805929U (en) * 2018-10-18 2019-04-30 无锡职业技术学院 A kind of dismountable portable traffic lamp
CN208819375U (en) * 2018-10-16 2019-05-03 深圳市鼎顺科技有限公司 A kind of solar energy emergency traffic lights
CN208954340U (en) * 2018-11-24 2019-06-07 安徽建筑大学 A kind of highway traffic signal transmitting device
CN209000230U (en) * 2018-10-19 2019-06-18 吉安市永安交通设施有限公司 A kind of portable pedestrian's street crossing request unit
CN209003860U (en) * 2018-04-28 2019-06-21 东莞理工学院 A kind of burnisher storage device
CN209087149U (en) * 2018-10-10 2019-07-09 四川科维实业有限责任公司 A kind of segmented four sides integrated lamp
CN209108500U (en) * 2018-10-23 2019-07-16 高邮市盛鑫消防科技有限公司 A kind of fire water monitor with Portable movable gun carriage

Patent Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2220662Y (en) * 1994-12-25 1996-02-21 黄国勇 Portable road traffic warning device
JPH0916890A (en) * 1995-06-29 1997-01-17 Kyosan Electric Mfg Co Ltd Portable signal
CN201502879U (en) * 2009-09-22 2010-06-09 赵振兴 Portable transportation emergency traffic light
CN201652100U (en) * 2010-04-14 2010-11-24 同济大学 Vehicle-mounted mobile signal lamp for emergency commands
US20140376216A1 (en) * 2012-06-24 2014-12-25 John E. McLoughlin Combination Emergency Scene Illumination and Traffic Control System
CN103424101A (en) * 2013-09-06 2013-12-04 山东建筑大学 Portable balance level placing support
CN204889903U (en) * 2015-03-18 2015-12-23 施宏辉 Multi -functional mop frame
CN205211179U (en) * 2015-12-11 2016-05-04 黎冯成 Portable traffic traffic lights of intelligence
CN108001111A (en) * 2017-12-04 2018-05-08 平顶山学院 A kind of outdoor art painting special-purpose supporting frame
CN207946940U (en) * 2018-03-29 2018-10-09 信阳农林学院 A kind of traffic signal vehicle convenient for transition
CN209003860U (en) * 2018-04-28 2019-06-21 东莞理工学院 A kind of burnisher storage device
CN208488946U (en) * 2018-06-21 2019-02-12 广州厚大技术服务有限公司 Foldable LED alarm triangular support
CN208506987U (en) * 2018-08-06 2019-02-15 山西昌利达交通科技有限公司 A kind of dismountable temporary traffic signal lamp device
CN109035829A (en) * 2018-09-25 2018-12-18 孙江花 A kind of portable interim traffic lights equipment of highway communication
CN209087149U (en) * 2018-10-10 2019-07-09 四川科维实业有限责任公司 A kind of segmented four sides integrated lamp
CN208819375U (en) * 2018-10-16 2019-05-03 深圳市鼎顺科技有限公司 A kind of solar energy emergency traffic lights
CN208805929U (en) * 2018-10-18 2019-04-30 无锡职业技术学院 A kind of dismountable portable traffic lamp
CN209000230U (en) * 2018-10-19 2019-06-18 吉安市永安交通设施有限公司 A kind of portable pedestrian's street crossing request unit
CN209108500U (en) * 2018-10-23 2019-07-16 高邮市盛鑫消防科技有限公司 A kind of fire water monitor with Portable movable gun carriage
CN208954340U (en) * 2018-11-24 2019-06-07 安徽建筑大学 A kind of highway traffic signal transmitting device
CN109330290A (en) * 2018-12-04 2019-02-15 河南省叶子智能科技有限公司 Portable exhibiting device is used in a kind of sale
CN109544954A (en) * 2018-12-14 2019-03-29 江苏顺泰交通集团有限公司 A kind of portable signal lamp

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