CN114220276A - Speed measuring equipment for expressway - Google Patents
Speed measuring equipment for expressway Download PDFInfo
- Publication number
- CN114220276A CN114220276A CN202111531825.2A CN202111531825A CN114220276A CN 114220276 A CN114220276 A CN 114220276A CN 202111531825 A CN202111531825 A CN 202111531825A CN 114220276 A CN114220276 A CN 114220276A
- Authority
- CN
- China
- Prior art keywords
- speedometer
- protective shell
- guide groove
- fixedly connected
- speed measuring
- 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
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 41
- 238000007664 blowing Methods 0.000 claims abstract description 27
- 238000009413 insulation Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000011324 bead Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000033228 biological regulation Effects 0.000 description 8
- 238000004321 preservation Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
- G08G1/054—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed photographing overspeeding vehicles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention discloses a speedometer for an expressway, which belongs to the technical field of highway equipment, wherein a thermal insulation plate is fixedly connected with the inner wall of a speedometer protective shell, a fan and a transparent plate are fixedly connected with one surface of the thermal insulation plate, a wind guide groove is encircled by the surface of the thermal insulation plate and the inner wall of the speedometer protective shell, one end of the wind guide groove is communicated with a blowing hole, a speedometer body is fixedly arranged in the speedometer protective shell, the fan arranged in the speedometer for the expressway can radiate the inside of the speedometer protective shell, blown wind directly sweeps the surface of the transparent plate through the wind guide groove and the blowing hole, the speedometer has the functions of removing dust and water, the clear and transparent of the transparent plate is ensured, the shooting clarity of a tester is further ensured, and an axle seat, a rotating disc and an adjusting disc are arranged to adjust the inclination angle and the rotating direction of the speedometer protective shell, the installation and debugging convenience of the speed measuring equipment is improved.
Description
Technical Field
The invention relates to the technical field of highway equipment, in particular to a speed measuring device for an expressway.
Background
The highway is a modern term and is a public road capable of driving automobiles, and a plurality of vehicles such as automobiles, bicycles, rickshaws, horses and pedestrians can walk.
At present, the tachymeter that the highway used can all use the protecting crust to protect for increase of service life, the heat-proof protecting cover body of a highway tachymeter that discloses like bulletin number CN211719026U, but this protecting cover is not convenient for adjust the shooting direction and the angle of tachymeter after the speedometer equipment, the installation and debugging for speedometer bring inconvenience, and the apron transparent plate that the protecting crust set up is easy adhesion dust in the use, or the mud that rainwater and dust mix the production, the shooting clarity of tachymeter can't be guaranteed, for this, we have designed a speedometer for highway, solve above-mentioned problem.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a speedometer for an expressway, wherein a fan arranged in the speedometer for the expressway can dissipate heat inside a speedometer protective shell, blown air directly sweeps the surface of a transparent plate through an air guide groove and an air blowing hole, the speedometer has the functions of removing dust and water, the transparency of the transparent plate is ensured, the shooting clarity of a tester is further ensured, and an axle seat, a rotating disk and an adjusting disk are arranged to adjust the inclination angle and the rotating direction of the speedometer protective shell, so that the installation and debugging convenience of the speedometer is improved.
In order to solve the above problems, the present invention adopts the following technical solutions.
A speedometer for an expressway comprises a speedometer protective shell, wherein a thermal insulation plate is fixedly connected to the inner wall of the speedometer protective shell, a fan and a transparent plate are fixedly connected to one surface of the thermal insulation plate, a wind guide groove is formed in the surface of the thermal insulation plate and the inner wall of the speedometer protective shell in a surrounding manner, one end of the wind guide groove is communicated with a blowing hole, a speedometer body is fixedly installed inside the speedometer protective shell, a shaft seat is fixedly connected to one surface of the speedometer protective shell, a positioning hole is formed in the side surface of the shaft seat, one end of the shaft seat is rotatably connected with a rotating disc through a shaft rod, a short rod is fixedly connected to one surface of the rotating disc, the other end of the short rod is rotatably connected with an adjusting disc through a bearing, an installation sleeve is fixedly connected to the surface of the adjusting disc through a supporting rod, and the fan arranged on the speedometer protective shell can radiate heat inside the speedometer protective shell, and the wind that blows off sweeps through wind-guiding groove and the direct surface to the transparent plate of hole of blowing, has the function of dust removal dewatering, has guaranteed the clear transparency of transparent plate, and then has guaranteed the shooting clarity of tester to the inclination and the direction of rotation of tachymeter protecting crust can be adjusted to axle bed, rotary disk and the adjusting disk that set up, have improved the installation and debugging convenience of tachymeter.
Furthermore, the blowing end of the fan is communicated with the air guide groove, the blowing holes are distributed at equal intervals along the width direction of the air guide groove, the width of the air guide groove is smaller than the length of the transparent plate, the blowing holes are located at the upper end of the transparent plate, and the arranged blowing holes can blow air to the outer surface of the transparent plate from top to bottom, so that the outer surface of the transparent plate is always kept clean.
Further, the surface contact of tachymeter body is connected with the angle bead cover, a surface of angle bead cover and the inner wall fixed connection of tachymeter protecting crust, the material of angle bead cover is elasticity yielding rubber, and the angle bead cover of setting can avoid the contact of tachymeter body and the inner wall of tachymeter protecting crust, has not only increased the heat radiating area of tachymeter body, has jar-proof function moreover.
Furthermore, a surface of the rotating disk is fixedly connected with a connecting plate, the surface of the connecting plate is sleeved with a positioning pin, the surface of the positioning pin is in contact connection with the inner wall of the positioning hole, and the positioning holes distributed at equal intervals are convenient for a user to manually fix the pitching angle of the protective shell of the velocimeter quickly through the positioning pin.
Furthermore, the regulation hole has been seted up on the surface of adjustment disk, the regulation hole is annular equidistance and distributes, manual bolt has been cup jointed to the inner wall of regulation hole, and the regulation hole convenient to use person of setting passes through the rotational position of the quick fixed rotary disk of manual bolt.
Further, the one end opening part of tachymeter protecting crust is equipped with the inclined plane, the inclination on inclined plane is forty to fifty degrees, and the dust rainwater that the transparent plate blown out downwards can be avoided on the inclined plane of setting to be detained in the opening of tachymeter protecting crust.
Furthermore, the heat insulating plate is made of heat insulating materials, has the functions of heat preservation and heat insulation, and avoids the overhigh temperature inside the protective shell of the velocimeter.
Compared with the prior art, the invention has the advantages that:
(1) the fan that this scheme set up can dispel the heat to tachymeter protecting crust is inside, and the wind that blows off moreover sweeps through the direct surface to the transparent plate of wind-guiding groove and blowhole, has the function of dust removal dewatering, has guaranteed the clear transparency of transparent plate, and then has guaranteed the shooting clarity of tester to the axle bed, rotary disk and the adjusting disk that set up can be adjusted the inclination and the direction of rotation of tachymeter protecting crust, have improved tachymeter's installation and debugging convenience.
(2) The end of blowing and the wind-guiding groove of fan communicate each other, and the blowing hole distributes along the width direction equidistant of wind-guiding groove, and the width in wind-guiding groove is less than the length of transparent plate, and the blowing hole is in the upper end of transparent plate, and the blowing hole of setting can be from last to blowing to the surface of transparent plate downwards, makes the surface of transparent plate remain clean all the time.
(3) The surface contact of tachymeter body is connected with the angle bead cover, and the inner wall fixed connection of a surface and the tachymeter protecting crust of angle bead cover, the material of angle bead cover are elasticity shock attenuation rubber, and the angle bead cover of setting can avoid the contact of the inner wall of tachymeter body and tachymeter protecting crust, has not only increased the heat radiating area of tachymeter body, has jar-proof function moreover.
(4) A fixed surface of the rotating disk is connected with a connecting plate, the surface of the connecting plate is sleeved with a positioning pin, the surface of the positioning pin is in contact connection with the inner wall of the positioning hole, and the positioning holes distributed at equal intervals are convenient for a user to manually fix the pitching angle of the tachymeter protective shell through the positioning pin.
(5) The regulation hole has been seted up on the surface of adjustment disk, and the regulation hole is annular equidistance and distributes, and the inner wall in regulation hole has cup jointed manual bolt, and the regulation hole convenient to use person of setting passes through the rotational position of the quick fixed rotary disk of manual bolt.
(6) The one end opening part of tachymeter protecting crust is equipped with the inclined plane, and the inclination on inclined plane is forty to fifty degrees, and the dust rainwater that the transparent plate blown out downwards can be avoided on the inclined plane of setting is detained in the opening of tachymeter protecting crust.
(7) The heat insulating board is made of heat insulating materials, has the functions of heat preservation and heat insulation, and avoids the over-high temperature inside the protective shell of the velocimeter.
Drawings
FIG. 1 is a perspective view of the overall construction of the present invention;
FIG. 2 is a cross-sectional view of a velocimeter shield structure of the present invention;
FIG. 3 is a cross-sectional view of a rotating disk and adjusting disk mounting structure of the present invention;
FIG. 4 is a top view of the conditioning disk structure of the present invention;
fig. 5 is a top view of the air guide groove and the air blowing hole structure of fig. 2.
The reference numbers in the figures illustrate:
the device comprises a velocimeter protective shell 1, a thermal insulation board 11, a fan 12, a wind guide groove 13, a blowing hole 14, a transparent plate 15, an inclined plane 16, a shaft seat 2, a positioning hole 21, a rotating disk 3, a connecting plate 31, a positioning pin 32, an adjusting disk 4, an adjusting hole 41, a manual bolt 42, a bearing 43, a short rod 44, an installation sleeve 5, a support rod 51, a velocimeter body 6 and an angle bead sleeve 61.
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. 1-5, a speedometer for expressway comprises a speedometer protective casing 1, referring to fig. 1-5, a thermal insulation board 11 is fixedly connected to the inner wall of the speedometer protective casing 1, a fan 12 and a transparent plate 15 are fixedly connected to one surface of the thermal insulation board 11, the fan 12 belongs to the prior art and can exhaust heat from the inside of the speedometer protective casing 1, a wind guide groove 13 is enclosed by the surface of the thermal insulation board 11 and the inner wall of the speedometer protective casing 1, one end of the wind guide groove 13 is communicated with a wind blowing hole 14, a speedometer body 6 is fixedly installed in the speedometer protective casing 1, the speedometer body 6 belongs to the prior art and can measure and photograph passing vehicles, the composition structure and the working principle of the speedometer protective casing are well known to those skilled in the art, a shaft seat 2 is fixedly connected to one surface of the speedometer protective casing 1, the shaft seat 2 enables the speedometer protective casing 1 to adjust the pitch angle, locating hole 21 has been seted up to the side of axle bed 2, the one end of axle bed 2 is connected with rotary disk 3 through the axostylus axostyle rotation, rotary disk 3 has rotatory function, can adjust the rotation angle of tachymeter protecting crust 1, a fixed surface of rotary disk 3 is connected with quarter butt 44, the other end of quarter butt 44 rotates through bearing 43 and is connected with adjusting disk 4, bracing piece 51 fixedly connected with installing sleeve 5 is passed through on the surface of adjusting disk 4, installing sleeve 5 forms for two arc combinations, the speedometer of being convenient for fastens with lamp pole surface mounting.
Please refer to fig. 2 and 5, the blowing end of the fan 12 is communicated with the air guiding groove 13, the blowing holes 14 are distributed at equal intervals along the width direction of the air guiding groove 13, the width of the air guiding groove 13 is smaller than the length of the transparent plate 15, the blowing holes 14 are located at the upper end of the transparent plate 15, the set blowing holes 14 can blow the outer surface of the transparent plate 15 from top to bottom, so that the outer surface of the transparent plate 15 is always kept clean, the velocimeter body 6 is in surface contact with the corner protecting sleeve 61, one surface of the corner protecting sleeve 61 is fixedly connected with the inner wall of the velocimeter protecting shell 1, the corner protecting sleeve 61 is made of elastic damping rubber, the set corner protecting sleeve 61 can avoid the contact between the velocimeter body 6 and the inner wall of the velocimeter protecting shell 1, thereby not only increasing the heat dissipation area of the velocimeter body 6, but also having a shockproof function.
Referring to fig. 3 and 4, a surface of the rotating disk 3 is fixedly connected with a connecting plate 31, the surface of the connecting plate 31 is sleeved with a positioning pin 32, the surface of the positioning pin 32 is in contact connection with the inner wall of the positioning hole 21, the positioning holes 21 are arranged in an equidistant manner, so that a user can manually fix the pitch angle of the velocimeter protective shell 1 quickly through the positioning pin 32, the surface of the adjusting disk 4 is provided with adjusting holes 41, the adjusting holes 41 are distributed in an annular equidistant manner, the inner wall of the adjusting holes 41 is sleeved with a manual bolt 42, and the user can conveniently fix the rotating position of the rotating disk 3 quickly through the manual bolt 42 through the adjusting holes 41.
Referring to fig. 2, an inclined plane 16 is arranged at an opening at one end of the velocimeter protective shell 1, the inclined plane 16 has an inclination angle of forty to fifty degrees, the inclined plane 16 can prevent dust and rainwater blown downwards by the transparent plate 15 from being retained in the opening of the velocimeter protective shell 1, the heat insulation plate 11 is made of heat insulation materials, and the heat insulation plate 11 has heat preservation and insulation functions and can prevent the internal temperature of the velocimeter protective shell 1 from being too high.
The speedometer for the expressway can fasten the mounting sleeve 5 and a street lamp pole when being mounted, then adjust the pitch angle of the speedometer protective shell 1, after the angle is proper, the speedometer protective shell is inserted into a positioning hole 21 of the position through a positioning pin 32, thereby fixing the position, then adjust the rotating position of the speedometer protective shell 1 by rotating the rotating disk 3, thereby adjusting the shooting angle and the direction of the internal speedometer body 6, in the using process, a fan 12 can extract hot air in the speedometer protective shell 1 and discharge the hot air into the air guide groove 13, hot air is guided out through the air blowing hole 14 and sweeps the outer surface of the transparent plate 15 from top to bottom, the arranged fan 12 can radiate the inside of the speedometer protective shell 1, and the blown air directly sweeps the surface of the transparent plate 15 through the air guide groove 13 and the air blowing hole 14, thereby having the function of dust removal and water removal, the clear transparency of transparent plate 15 has been guaranteed, and then the shooting clarity of tester has been guaranteed to the inclination and the direction of rotation of tachymeter protecting crust 1 can be adjusted to axle bed 2, rotary disk 3 and adjusting disk 4 that set up, have improved tachymeter's installation and debugging convenience.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (7)
1. The utility model provides a speedometer for highway, includes tachymeter protecting crust (1), its characterized in that: the inner wall of the velocimeter protective shell (1) is fixedly connected with a heat insulation plate (11), one surface of the heat insulation plate (11) is fixedly connected with a fan (12) and a transparent plate (15), the surface of the heat insulation plate (11) and the inner wall of the velocimeter protective shell (1) enclose a wind guide groove (13), one end of the wind guide groove (13) is communicated with a blowing hole (14), the inside of the velocimeter protective shell (1) is fixedly provided with a velocimeter body (6), one surface of the velocimeter protective shell (1) is fixedly connected with a shaft seat (2), the side surface of the shaft seat (2) is provided with a positioning hole (21), one end of the shaft seat (2) is rotatably connected with a rotating disk (3) through a shaft rod, one surface of the rotating disk (3) is fixedly connected with a short rod (44), and the other end of the short rod (44) is rotatably connected with an adjusting disk (4) through a bearing (43), the surface of the adjusting disc (4) is fixedly connected with an installation sleeve (5) through a support rod (51).
2. A speed measuring apparatus for an expressway according to claim 1, wherein: the air blowing end of the fan (12) is communicated with the air guide groove (13), the air blowing holes (14) are distributed at equal intervals along the width direction of the air guide groove (13), the width of the air guide groove (13) is smaller than the length of the transparent plate (15), and the air blowing holes (14) are located at the upper end of the transparent plate (15).
3. A speed measuring apparatus for an expressway according to claim 1, wherein: the surface contact of tachymeter body (6) is connected with angle bead cover (61), the inner wall fixed connection of a surface and tachymeter protecting crust (1) of angle bead cover (61), the material of angle bead cover (61) is elasticity yielding rubber.
4. A speed measuring apparatus for an expressway according to claim 1, wherein: one surface of the rotating disc (3) is fixedly connected with a connecting plate (31), the surface of the connecting plate (31) is sleeved with a positioning pin (32), and the surface of the positioning pin (32) is in contact connection with the inner wall of the positioning hole (21).
5. A speed measuring apparatus for an expressway according to claim 1, wherein: adjusting hole (41) have been seted up on the surface of adjustment disk (4), adjusting hole (41) are annular equidistance and distribute, manual bolt (42) have been cup jointed to the inner wall of adjusting hole (41).
6. A speed measuring apparatus for an expressway according to claim 1, wherein: an opening at one end of the speedometer protective shell (1) is provided with an inclined plane (16), and the inclination angle of the inclined plane (16) ranges from forty degrees to fifty degrees.
7. A speed measuring apparatus for an expressway according to claim 1, wherein: the heat insulation plate (11) is made of heat insulation materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111531825.2A CN114220276A (en) | 2021-12-15 | 2021-12-15 | Speed measuring equipment for expressway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111531825.2A CN114220276A (en) | 2021-12-15 | 2021-12-15 | Speed measuring equipment for expressway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114220276A true CN114220276A (en) | 2022-03-22 |
Family
ID=80702169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111531825.2A Pending CN114220276A (en) | 2021-12-15 | 2021-12-15 | Speed measuring equipment for expressway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114220276A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209130411U (en) * | 2018-11-21 | 2019-07-19 | 石家庄职业技术学院（石家庄广播电视大学） | A kind of road conditions information gathering device for urban transportation |
| CN210271241U (en) * | 2019-10-08 | 2020-04-07 | 余彬 | Highway supervisory equipment |
| CN211083557U (en) * | 2019-12-19 | 2020-07-24 | 浙江冠一电子技术有限公司 | Video snapshot analysis device |
| CN111770253A (en) * | 2020-07-10 | 2020-10-13 | 范宏武 | Railway storage material monitoring and managing device |
| CN211719026U (en) * | 2020-04-21 | 2020-10-20 | 沭阳恒通科技有限公司 | Heat-proof protective cover body of highway speedometer |
| CN111796284A (en) * | 2020-08-07 | 2020-10-20 | 南通博远智能科技有限公司 | Speed measuring radar with angle self-adaptive adjustment and speed measuring method |
| CN112037537A (en) * | 2020-09-22 | 2020-12-04 | 长安大学 | Windproof type expressway vehicle overspeed network monitoring and early warning device |
| CN212080643U (en) * | 2020-04-22 | 2020-12-04 | 沭阳科博实验仪器有限公司 | Fixed mounting type expressway velocimeter |
| CN213097912U (en) * | 2020-06-22 | 2021-05-04 | 沈阳工学院 | Novel evaluation instrument |
| CN214704953U (en) * | 2020-09-24 | 2021-11-12 | 陕西微泛在网络技术有限公司 | Device for monitoring vehicle |
-
2021
- 2021-12-15 CN CN202111531825.2A patent/CN114220276A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209130411U (en) * | 2018-11-21 | 2019-07-19 | 石家庄职业技术学院（石家庄广播电视大学） | A kind of road conditions information gathering device for urban transportation |
| CN210271241U (en) * | 2019-10-08 | 2020-04-07 | 余彬 | Highway supervisory equipment |
| CN211083557U (en) * | 2019-12-19 | 2020-07-24 | 浙江冠一电子技术有限公司 | Video snapshot analysis device |
| CN211719026U (en) * | 2020-04-21 | 2020-10-20 | 沭阳恒通科技有限公司 | Heat-proof protective cover body of highway speedometer |
| CN212080643U (en) * | 2020-04-22 | 2020-12-04 | 沭阳科博实验仪器有限公司 | Fixed mounting type expressway velocimeter |
| CN213097912U (en) * | 2020-06-22 | 2021-05-04 | 沈阳工学院 | Novel evaluation instrument |
| CN111770253A (en) * | 2020-07-10 | 2020-10-13 | 范宏武 | Railway storage material monitoring and managing device |
| CN111796284A (en) * | 2020-08-07 | 2020-10-20 | 南通博远智能科技有限公司 | Speed measuring radar with angle self-adaptive adjustment and speed measuring method |
| CN112037537A (en) * | 2020-09-22 | 2020-12-04 | 长安大学 | Windproof type expressway vehicle overspeed network monitoring and early warning device |
| CN214704953U (en) * | 2020-09-24 | 2021-11-12 | 陕西微泛在网络技术有限公司 | Device for monitoring vehicle |
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