CN113624469A - Anti-dazzle board performance test device - Google Patents

Anti-dazzle board performance test device Download PDF

Info

Publication number
CN113624469A
CN113624469A CN202110819101.1A CN202110819101A CN113624469A CN 113624469 A CN113624469 A CN 113624469A CN 202110819101 A CN202110819101 A CN 202110819101A CN 113624469 A CN113624469 A CN 113624469A
Authority
CN
China
Prior art keywords
plate
motor
performance test
bottom plate
test device
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.)
Granted
Application number
CN202110819101.1A
Other languages
Chinese (zh)
Other versions
CN113624469B (en
Inventor
陈顺良
陈顺德
何云超
冯佳
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.)
Hebei Huajiu Metal Products Co ltd
Original Assignee
Hebei Huajiu Metal Products 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 Hebei Huajiu Metal Products Co ltd filed Critical Hebei Huajiu Metal Products Co ltd
Priority to CN202110819101.1A priority Critical patent/CN113624469B/en
Publication of CN113624469A publication Critical patent/CN113624469A/en
Application granted granted Critical
Publication of CN113624469B publication Critical patent/CN113624469B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02Testing optical properties
    • G01M11/0207Details of measuring devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02Testing optical properties
    • G01M11/0207Details of measuring devices
    • G01M11/0214Details of devices holding the object to be tested

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The invention discloses an anti-dazzle plate performance test device, wherein a guide groove is arranged on the upper end surface of a bottom plate, a guide block is connected in the guide groove in a sliding mode, a vehicle body is arranged above the guide block, a fan is arranged above the vehicle body, a first sliding groove is arranged on the left side and the right side of the front end of the upper end surface of the bottom plate, a first supporting plate is connected in the first sliding groove, a second sliding groove is arranged on the left side and the right side of the rear end of the upper end surface of the bottom plate, a second supporting plate is connected in the second sliding groove in a sliding mode, a first threaded rod is connected in the second sliding groove in a rotating mode, a first motor is arranged on the opposite surface of the second sliding groove, a second threaded rod is connected between the first supporting plate and the second supporting plate in a rotating mode, a second motor is arranged on the front upper end of the first supporting plate, a movable block is connected to the second threaded rod in a threaded mode, an upper end surface of the movable block is provided with a mounting plate, a lamp source is arranged on the mounting plate, a photoelectric sensor is arranged below the lamp source on the mounting plate, a positioning plate is arranged above the center of the bottom plate, and an electric push rod is arranged in the center. The invention has the advantages that: the multi-performance test can be carried out, and the test result is actually fit.

Description

Anti-dazzle board performance test device
Technical Field
The invention relates to the technical field of anti-dazzle plates, in particular to an anti-dazzle plate performance test device.
Background
The anti-dazzle board is a traffic safety product which solves the glare of the vehicle lamp on the road and is arranged on the central separation belt of the expressway. The anti-dazzle plate is mainly arranged on a guardrail of a central separation zone of the expressway or in the middle of the guardrail, and some anti-dazzle plates are arranged on a movable guardrail with a central opening and are made of steel, plastic and glass fiber reinforced plastics. Common ones classified in terms of appearance include a general straight plate, an inverse S-shape, an imitated relief antiglare shield, a highway landscape antiglare shield, and the like.
The performance of the anti-dazzle plate needs to be tested after production is finished, most of the existing performance test devices are used for testing the wind resistance of the anti-dazzle plate, and the performance of the anti-dazzle plate for preventing the glare of the car lamp is not tested. Meanwhile, when the anti-wind performance of the anti-dazzle plate is tested by the conventional performance testing device, the anti-wind performance is mostly tested in a single direction, and the testing effect and the actual condition have large access.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a performance test device of an anti-dazzle plate, which can carry out multi-performance test and fit the test result to the reality.
In order to achieve the purpose, the invention adopts the technical scheme that: a performance test device for an anti-dazzle plate comprises a base plate, wherein a guide groove is formed in the upper end face of the base plate, the guide groove is circular, a guide block is connected in the guide groove in a sliding mode, a vehicle body is arranged above the guide block, the guide block is rotatably connected with the lower end face of the vehicle body through a connecting shaft, a fan is arranged above the vehicle body and is connected with the vehicle body through a support frame, a first sliding groove is formed in the left side and the right side of the front end of the upper end face of the base plate, a first support plate is connected in the sliding groove in a sliding mode, a second sliding groove is formed in the left side and the right side of the rear end of the upper end face of the base plate, a second support plate is connected in the sliding groove in a sliding mode, a first threaded rod is connected in the sliding groove in a rotating mode, the first threaded rod is connected with the second support plate in a threaded mode, a first motor is arranged on the face, the output end of the first motor is connected with the first threaded rod, a second threaded rod is rotatably connected between the first support plate and the second support plate, the utility model discloses a solar energy LED lamp, including backup pad, supporting plate, threaded rod, movable block, mounting panel, lamp source, photoelectric sensor, bottom plate center top are equipped with electric putter, electric putter's piston rod is connected with the locating plate, bottom plate up end one side is equipped with the control cabinet.
Compared with the prior art, the invention has the advantages that: according to the anti-dazzle plate performance test device, an anti-dazzle plate to be tested is fixed on a positioning plate, a piston rod of an electric push rod stretches to drive the positioning plate to move up and down, the height of the positioning plate is adjusted, and then the height of the anti-dazzle plate is adjusted; the anti-dazzle board is tested according to the wind resistance performance of the anti-dazzle board, so that the anti-dazzle board is more fit with the actual situation, and the test result is more real and accurate; the first motor rotates to drive the first threaded rod to rotate, the threaded rod drives the second supporting plate meshed with the threaded rod to slide in the second sliding groove, and the position relation between the second supporting plates is adjusted; the second motor rotates the second adjusting threaded rod to rotate, the second threaded rod drives the movable blocks which are meshed with the second threaded rod to move, the movable blocks move oppositely to simulate vehicle meeting, the lamp source on the mounting plate simulates a headlamp, and the photoelectric sensor on the mounting plate on the other side of the anti-dazzle plate detects illumination, so that the performance of the anti-dazzle plate for preventing the vehicle lamp from dazzling light is detected.
Further, the automobile body includes the box, the terminal surface left end is equipped with the universal wheel under the box, terminal surface right-hand member is equipped with the connection piece under the box, it is connected with the pivot to rotate between the connection piece, the pivot both ends are equipped with the gyro wheel, be equipped with gear one in the pivot, be equipped with motor three in the box, be equipped with gear two on motor three's the output, gear two meshes with gear one, and motor three rotates and drives gear two and rotate, and gear two drives gear one and rotates, and gear one drives the gyro wheel through the pivot and rotates for the automobile body is marchd.
Furthermore, all rotate on the guide block tow sides and be connected with the leading wheel for the guide block moves smoothly in the guide way.
Furthermore, both sides all are equipped with the dead lever around the bottom plate up end electric putter, be equipped with the lifter in the dead lever, the lifter upper end is connected with the locating plate, and the lifter slides in the dead lever, leads to the direction of motion of locating plate.
Furthermore, the left side and the right side of the opposite side of the first supporting plate and the second supporting plate are respectively provided with a guide rod, the movable block is connected with the guide rods in a sliding mode, and the guide rods guide the moving direction of the movable block.
Furthermore, the upper end face of the positioning plate is uniformly provided with positioning holes, so that the anti-dazzle plate is convenient to position and mount.
Furthermore, the console is in signal connection with the motor I, the motor II, the motor III, the fan, the lamp source, the photoelectric sensor and the electric push rod.
Furthermore, a proximity switch is arranged on the opposite side of the first support plate and the second support plate and is in signal connection with the console, so that collision between the movable block and the first support plate and collision between the movable block and the second support plate are avoided.
Drawings
FIG. 1 is a plan view of an antiglare shield performance test apparatus of the present invention.
FIG. 2 is a left side view of a positioning plate of the dazzle prevention plate performance testing device of the present invention.
FIG. 3 is a schematic structural view of a vehicle body of an antiglare shield performance test apparatus of the present invention.
FIG. 4 is a schematic structural view of an installation plate of the dazzle prevention plate performance test device of the present invention.
Reference numerals: 1. the device comprises a bottom plate, 2, a guide groove, 3, a guide block, 4, a connecting shaft, 5, a fan, 6, a support frame, 7, a first sliding groove, 8, a first support plate, 9, a second sliding groove, 10, a second support plate, 11, a first threaded rod, 12, a first motor, 13, a second threaded rod, 14, a second motor, 15, a movable block, 16, a mounting plate, 17, a light source, 18, a photoelectric sensor, 19, a positioning plate, 20, an electric push rod, 21, a control console, 22, a box body, 23, a universal wheel, 24, a connecting sheet, 25, a rotating shaft, 26, a roller, 27, a first gear, 28, a third motor, 29, a second gear, 30, a guide wheel, 31, a fixing rod, 32, a lifting rod, 33, a guide rod, 34, a positioning hole, 35 and a proximity switch.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in the figure, the performance test device for the anti-dazzle plate comprises a bottom plate 1, wherein a guide groove 2 is arranged on the upper end face of the bottom plate 1, the guide groove 2 is circular, a guide block 3 is connected in the guide groove 2 in a sliding mode, a vehicle body is arranged above the guide block 3, the guide block 3 is rotatably connected with the lower end face of the vehicle body through a connecting shaft 4, a fan 5 is arranged above the vehicle body, the fan 5 is connected with the vehicle body through a support frame 6, a first sliding groove 7 is arranged on the left side and the right side of the front end face of the upper end face of the bottom plate 1, a first support plate 8 is connected in the first sliding groove 7, a second sliding groove 9 is arranged on the left side and the right side of the rear end face of the upper end face of the bottom plate 1, a second support plate 10 is connected in the second sliding groove 9 in a sliding mode, a first threaded rod 11 is rotatably connected in the second sliding groove 9, the first threaded rod 11 is in threaded connection with the second support plate 10, and a first motor 12 is arranged on the face, which the second sliding groove 9 is opposite, the output of motor 12 is connected with threaded rod 11, it is connected with two 13 threaded rods to rotate between backup pad 8 and the backup pad two 10, backup pad 8 openly upper end is equipped with two 14 motors, two 14 outputs of motor are connected with two 13 threaded rods, threaded connection has movable block 15 on two 13 threaded rods, 15 up end of movable block is equipped with mounting panel 16, be equipped with lamp source 17 on the mounting panel 16, lamp source 17 below is equipped with photoelectric sensor 18 on the mounting panel 16, 1 central top of bottom plate is equipped with locating plate 19, the bottom plate center is equipped with electric putter 20, electric putter 20's piston rod is connected with locating plate 19, 1 up end one side of bottom plate is equipped with control cabinet 21.
The automobile body includes box 22, the terminal surface left end is equipped with universal wheel 23 under the box 22, terminal surface right-hand member is equipped with connection piece 24 under the box 22, it is connected with pivot 25 to rotate between the connection piece 24, pivot 25 both ends are equipped with gyro wheel 26, be equipped with gear 27 on the pivot 25, be equipped with motor three 28 in the box 22, be equipped with gear two 29 on the output of motor three 28, gear two 29 and the meshing of gear 27.
The front surface and the back surface of the guide block 3 are rotatably connected with guide wheels 30.
The front side and the rear side of the electric push rod 20 on the upper end surface of the bottom plate 1 are both provided with fixing rods 31, lifting rods 32 are arranged in the fixing rods 31, and the upper ends of the lifting rods 32 are connected with the positioning plate 19.
The left side and the right side of the opposite side of the first supporting plate 8 and the second supporting plate 10 are both provided with guide rods 33, and the movable block 15 is connected with the guide rods 33 in a sliding mode.
The upper end surface of the positioning plate 19 is uniformly provided with positioning holes 34.
The console 21 is in signal connection with the first motor 12, the second motor 14, the third motor 28, the fan 5, the light source 17, the photoelectric sensor 18 and the electric push rod 20.
And a proximity switch 35 is arranged on the opposite surface of the first support plate 8 and the second support plate 10, and the proximity switch 35 is in signal connection with the control console 21.
The working principle of the invention is as follows: when the anti-dazzle plate performance test device is used, an anti-dazzle plate to be tested is fixed on the positioning plate, the piston rod of the electric push rod stretches out and draws back to drive the positioning plate to move up and down, the height of the positioning plate is adjusted, the height of the anti-dazzle plate is adjusted, the lifting rod slides in the fixing rod, and the movement direction of the positioning plate is guided. The motor three rotates to drive the gear two to rotate, the gear two drives the gear one to rotate, the gear one drives the idler wheel to rotate through the rotating shaft, the vehicle body advances, the guide block slides in the guide groove, and the advancing direction of the vehicle body is guided. The vehicle body drives the fan to move, the fan simulates wind with different wind directions and wind power, the wind resistance performance of the anti-dazzle plate is tested, the anti-dazzle plate is more suitable for actual conditions, and the test result is more real and accurate. The first motor rotates to drive the first threaded rod to rotate, the second threaded rod drives the second supporting plate meshed with the first threaded rod to slide in the second sliding groove, and the position relation between the second supporting plates is adjusted. The second motor rotates the second adjusting threaded rod to rotate, the second threaded rod drives the movable block which is meshed with the second threaded rod to move, the guide rod guides the moving direction of the movable block, the movable blocks move in opposite directions to simulate vehicle meeting, a lamp source on the mounting plate simulates a headlamp, and a photoelectric sensor on the mounting plate on the other side of the anti-dazzle plate detects illumination, so that the performance of the anti-dazzle plate for preventing the vehicle lamp from dazzling light is detected.
The present invention and its embodiments have been described, without limitation, and the embodiments shown in the drawings are only one embodiment of the present invention and the actual configuration is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (8)

1. An antiglare shield performance test device, includes bottom plate (1), its characterized in that: the improved trolley is characterized in that a guide groove (2) is formed in the upper end face of the bottom plate (1), the guide groove (2) is circular, a guide block (3) is connected in the guide groove (2) in a sliding mode, a trolley body is arranged above the guide block (3), the guide block (3) is rotatably connected with the lower end face of the trolley body through a connecting shaft (4), a fan (5) is arranged above the trolley body, the fan (5) is connected with the trolley body through a supporting frame (6), sliding grooves I (7) are formed in the left side and the right side of the front end of the upper end face of the bottom plate (1), a supporting plate I (8) is connected in the sliding grooves I (7), sliding grooves II (9) are formed in the left side and the right side of the rear end of the upper end face of the bottom plate (1), supporting plates II (10) are connected in the sliding grooves II (9) in a rotating mode, a threaded rod I (11) is connected in the sliding grooves II (9) in a rotating mode, and the threaded rod I (11) is in threaded connection with the supporting plates II (10), be equipped with motor one (12) in the relative one side of spout two (9), the output and the threaded rod one (11) of motor one (12) are connected, it is connected with threaded rod two (13) to rotate between backup pad one (8) and backup pad two (10), backup pad one (8) openly upper end is equipped with motor two (14), the output and the threaded rod two (13) of motor two (14) are connected, threaded rod two (13) are gone up threaded connection has movable block (15), movable block (15) up end is equipped with mounting panel (16), be equipped with lamp source (17) on mounting panel (16), lamp source (17) below is equipped with photoelectric sensor (18) on mounting panel (16), bottom plate (1) center top is equipped with locating plate (19), the bottom plate center is equipped with electric putter (20), the piston rod and the locating plate (19) of electric putter (20) are connected, and a control console (21) is arranged on one side of the upper end surface of the bottom plate (1).
2. The dazzle prevention plate performance test device of claim 1, wherein: the automobile body includes box (22), the terminal surface left end is equipped with universal wheel (23) under box (22), terminal surface right-hand member is equipped with connection piece (24) under box (22), it is connected with pivot (25) to rotate between connection piece (24), pivot (25) both ends are equipped with gyro wheel (26), be equipped with gear (27) on pivot (25), be equipped with motor three (28) in box (22), be equipped with gear two (29) on the output of motor three (28), gear two (29) and gear one (27) meshing.
3. The dazzle prevention plate performance test device of claim 1, wherein: the front surface and the back surface of the guide block (3) are rotatably connected with guide wheels (30).
4. The dazzle prevention plate performance test device of claim 1, wherein: the front side and the rear side of the electric push rod (20) on the upper end face of the bottom plate (1) are respectively provided with a fixing rod (31), a lifting rod (32) is arranged in each fixing rod (31), and the upper end of each lifting rod (32) is connected with the positioning plate (19).
5. The dazzle prevention plate performance test device of claim 1, wherein: the left side and the right side of the opposite side of the first supporting plate (8) and the second supporting plate (10) are respectively provided with a guide rod (33), and the movable block (15) is connected with the guide rods (33) in a sliding mode.
6. The dazzle prevention plate performance test device of claim 1, wherein: the upper end surface of the positioning plate (19) is uniformly provided with positioning holes (34).
7. The dazzle prevention plate performance test apparatus according to claim 1 or 2, wherein: the console (21) is in signal connection with the first motor (12), the second motor (14), the third motor (28), the fan (5), the lamp source (17), the photoelectric sensor (18) and the electric push rod (20).
8. The dazzle prevention plate performance test device of claim 1, wherein: and a proximity switch (35) is arranged on the opposite surface of the first support plate (8) and the second support plate (10), and the proximity switch (35) is in signal connection with the control console (21).
CN202110819101.1A 2021-07-20 2021-07-20 Anti-dazzle board performance test device Active CN113624469B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110819101.1A CN113624469B (en) 2021-07-20 2021-07-20 Anti-dazzle board performance test device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110819101.1A CN113624469B (en) 2021-07-20 2021-07-20 Anti-dazzle board performance test device

Publications (2)

Publication Number Publication Date
CN113624469A true CN113624469A (en) 2021-11-09
CN113624469B CN113624469B (en) 2023-11-24

Family

ID=78380277

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110819101.1A Active CN113624469B (en) 2021-07-20 2021-07-20 Anti-dazzle board performance test device

Country Status (1)

Country Link
CN (1) CN113624469B (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140021337A1 (en) * 2011-04-14 2014-01-23 Otos Wing Co., Ltd. Multifunctional digital antiglare device
KR20150077278A (en) * 2013-12-27 2015-07-07 니혼카이요산교 가부시키가이샤 Pressure detecting device, and pressure monitoring system provided therewith
TW201627649A (en) * 2014-09-11 2016-08-01 Dainippon Printing Co Ltd Method for quantitatively evaluating glare
CN106644688A (en) * 2016-11-18 2017-05-10 浙江省机电设计研究院有限公司 Mechanical property testing machine used for detection of anti-dazzle board
US20180195930A1 (en) * 2017-01-10 2018-07-12 Guangxi Geotechnical New Technology CO.,LTD Vertical displacement detecting device
CN210051526U (en) * 2019-07-03 2020-02-11 上海市市政公路工程检测有限公司 Anti-dazzle board anti-wind load testing machine
CN111413080A (en) * 2020-04-17 2020-07-14 广州冠粤路桥检测有限公司 Anti-dazzle board detection test device
CN212567804U (en) * 2020-08-06 2021-02-19 绍兴淼汇能源科技有限公司 Sealing test device
KR102253660B1 (en) * 2020-10-08 2021-05-18 (재)한국건설생활환경시험연구원 Testing apparatus of UV lamp
CN213543484U (en) * 2020-12-10 2021-06-25 王久增 Anti-deformation measuring device for anti-dazzle plate

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140021337A1 (en) * 2011-04-14 2014-01-23 Otos Wing Co., Ltd. Multifunctional digital antiglare device
KR20150077278A (en) * 2013-12-27 2015-07-07 니혼카이요산교 가부시키가이샤 Pressure detecting device, and pressure monitoring system provided therewith
TW201627649A (en) * 2014-09-11 2016-08-01 Dainippon Printing Co Ltd Method for quantitatively evaluating glare
CN106644688A (en) * 2016-11-18 2017-05-10 浙江省机电设计研究院有限公司 Mechanical property testing machine used for detection of anti-dazzle board
US20180195930A1 (en) * 2017-01-10 2018-07-12 Guangxi Geotechnical New Technology CO.,LTD Vertical displacement detecting device
CN210051526U (en) * 2019-07-03 2020-02-11 上海市市政公路工程检测有限公司 Anti-dazzle board anti-wind load testing machine
CN111413080A (en) * 2020-04-17 2020-07-14 广州冠粤路桥检测有限公司 Anti-dazzle board detection test device
CN212567804U (en) * 2020-08-06 2021-02-19 绍兴淼汇能源科技有限公司 Sealing test device
KR102253660B1 (en) * 2020-10-08 2021-05-18 (재)한국건설생활환경시험연구원 Testing apparatus of UV lamp
CN213543484U (en) * 2020-12-10 2021-06-25 王久增 Anti-deformation measuring device for anti-dazzle plate

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
S. PANT: "Derivation and experimental validation of Lamb wave equations for an n-layered anisotropic composite laminate", 《COMPOSITE STRUCTURES》, vol. 111, pages 566 - 579, XP028657626, DOI: 10.1016/j.compstruct.2014.01.034 *
隋杰 等: "脉动风荷载对公路防眩板结构抗风性能的影响", 《应用基础与工程科学学报》, vol. 21, no. 5, pages 899 - 906 *

Also Published As

Publication number Publication date
CN113624469B (en) 2023-11-24

Similar Documents

Publication Publication Date Title
CN201842021U (en) Vehicle pedal device and extension device thereof
CN209369441U (en) It is applicable in the all-electric automatic parking robot of different wheelbases and wheelspan
CN205975402U (en) Warning sign for municipal construction
CN209336698U (en) It is applicable in the all-electric automatic parking robot of different wheelbases
CN111307470A (en) Indoor LDW LKA ELK detection device that rolls off production line of intelligent vehicle
CN113624469A (en) Anti-dazzle board performance test device
CN211349567U (en) Energy-saving and environment-friendly traffic signal lamp
CN110793786A (en) Indoor ACC function offline detection device of intelligent automobile
CN215985198U (en) High-low temperature lifting and translation platform for automobile tail door impact test
CN203439174U (en) Engine sub-package platform and sub-package platform guide rail thereof
CN213812585U (en) Automobile lamp brightness testing device
CN109254125A (en) A kind of atmosphere pollution mobile monitoring device
CN208847593U (en) The ant wind load experimental rig of traffic engineering antiglare shield
CN212337296U (en) Full automatically regulated's foldable green tunnel buffer structure
CN215068891U (en) Car light illuminating effect display device for automobile teaching
CN208477621U (en) A kind of discrepancy identification equipment for parking lot
CN208418637U (en) A kind of engineering car light of replaceable irradiating angle
CN112896040A (en) Remote control support adaptive to triangular warning board and having fixed-distance driving function and method
CN207182805U (en) A kind of all-purpose road construction warning signs
CN117107694B (en) Highway anti-dazzle guardrail plate
CN115359740A (en) Device and method for showing effect of welcome lamp in fog lamp area of automobile model
CN219142239U (en) Automobile illumination analysis auxiliary equipment for simulating reality
CN111929075B (en) New energy automobile trafficability test driving environment parameter dynamic simulation system
CN212358105U (en) Multifunctional height-adjustable roadblock structure for emergency road
CN215366923U (en) Prevent highway warning sign of adverse light

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant