CN208689749U - A kind of highway division overrun vehicle statistic device - Google Patents
A kind of highway division overrun vehicle statistic device Download PDFInfo
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- CN208689749U CN208689749U CN201920050448.2U CN201920050448U CN208689749U CN 208689749 U CN208689749 U CN 208689749U CN 201920050448 U CN201920050448 U CN 201920050448U CN 208689749 U CN208689749 U CN 208689749U
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Abstract
The utility model discloses a kind of highway division overrun vehicle statistic devices, it is characterized by comprising overrun vehicle monitoring devices, overrun vehicle suggestion device, vehicle count device and electronic police system host (1), overrun vehicle monitoring device includes the measurement bracket (2) of gate, measurement bracket (2) is set to the inlet that branch section enters main road section, Overheight Vehicles counter switch (21) and common vehicle counter switch (22) are provided on the inner wall of the gate opening two sides of measurement bracket (2), vehicle weight, which is provided with, on the road surface of the gate opening lower section of measurement bracket (2) claims (23);Vehicle count device includes overrun vehicle counting component (7) and common vehicle counting component (8), and Overheight Vehicles counter switch (21), vehicle weight claim (23) to connect with overrun vehicle counting component (7).The utility model has the advantage of it can overcome the disadvantages of the prior art, novelty reasonable in design.
Description
Technical field
The utility model relates to a kind of highway division overrun vehicle statistic devices, belong to statistics apparatus field.
Background technique
Transfinite the limit of the cargo length for referring to goods stock, width, height and payload mass more than regulations dictate,
What is mainly studied is the relationship of vehicle loading and highway, is especially envisaged that the normal use of highway.Due to overrun and overload vehicle
Load considerably beyond the design load of highway, cause pavement damage, service life greatly shortens.So the public affairs that higher grade
Road, overrun testing also can be stringenter, to guarantee the normal use of highway.But part overrun vehicle is wanted due to special operation
Ask and handling the overload transport pass " and after hanging distinguishing mark, it can be with normally travel (especially in night, towed carrier vehicle
Can travel on highway), but the service life that still will cause highway division in the driving process of overrun vehicle shortens.It is existing
Highway can only count the vehicle flow of common vehicle to calculate the damaged condition of highway to specified curing time and support
Shield plan, and overrun vehicle is not calculated in the maintenance plan of highway the destruction of highway by statistics, so that highway
Damaged condition is often earlier than the expection for being more than maintenance plan, prevent highway affects highway from timely being conserved
Normal use.
Utility model content
The technical solution of the utility model is for existing in the prior art: " existing highway can only count common vehicle
Vehicle flow to calculate the damaged condition of highway to specified curing time and maintenance plan, and overrun vehicle is for public affairs
The destruction on road is not calculated in the maintenance plan of highway by statistics but, so that the damaged condition of highway is often earlier than more than feeding
The expection for protecting plan, prevent highway affects the normal use of highway from timely being conserved." deficiency, one kind is provided
Highway division overrun vehicle statistic device.
In order to solve the above technical problems, the technical scheme adopted by the utility model is that, a kind of highway division overrun vehicle statistics
Device, including overrun vehicle monitoring device, overrun vehicle suggestion device, vehicle count device and electronic police system host surpass
Limit equipment for monitoring vehicles includes the measurement bracket of gate, and measurement bracket is set to the inlet that branch section enters main road section, surveys
It is provided with Overheight Vehicles counter switch and common vehicle counter switch on the inner wall of the gate opening two sides of amount bracket, measures bracket
Gate opening lower section road surface on be provided with vehicle weight and claim;Vehicle count device includes overrun vehicle counting component and common
Vehicle count component, Overheight Vehicles counter switch, vehicle weight claim to connect with overrun vehicle counting component, and common vehicle counting is opened
Pass is connect with common vehicle counting component;The overrun vehicle suggestion device includes the variable information for being set to margin of roads side
Alert panel and the prompting loudspeaker being set in variable information alert panel, Overheight Vehicles counter switch, vehicle weight claim, can be changed feelings
Report alert panel reminds loudspeaker to connect with electronic police system host.
Electronic police system host in the application uses traffic police's preventing road monitoring system in the prior art, existing
Traffic police's preventing road monitoring system can complete the reception of road conditions signal, send out to external control and to the message of road conditions information board
Cloth.
In the technical solution of the application, when there are Overheight Vehicles to travel to enter the inlet of main road section to branch section, survey
Overheight Vehicles counter switch on amount bracket is triggered, and overrun vehicle counting component carries out counting statistics to Overheight Vehicles.When super
When weight vehicle driving to branch section enters the inlet of main road section, the vehicle on the road surface of the gate opening lower section of bracket is measured
Weight claims to be triggered and weigh to overweight vehicle, and overrun vehicle counting component carries out counting statistics to overweight vehicle.In this way
Realize the counting statistics to highway division overrun vehicle travel times.Vehicle weight claims for the weight information of overrun vehicle to be transferred to
Electronic police system host, monitoring indoor traffic checking personnel and being verified by the alarm of electronic police system host transfinites
Information of vehicles by variable information alert panel, reminds loudspeaker to vehicle if overrun vehicle does not meet defined formality
It carries out text warning prompting and audible alert is reminded, and highway division can be timely entered and carry out traffic processing.Common vehicle counts
Switch and common vehicle counting component count the vehicle flowrate for entering highway from this section, so as to according to the specified maintenance of data
Plan.
Optimization, above-mentioned highway division overrun vehicle statistic device, the road surface of the gate opening lower section of the measurement bracket is also
It is provided with pressure switch, pressure switch is series in the electric power loop that vehicle weight claims.
Common vehicle is not need to weigh by highway, and excessive use can reduce the use longevity that vehicle weight claims
Life.So being provided with pressure switch in the application, when overweight vehicle runs over pressure switch, pressure switch is connected and makes vehicle
Weight claims power supply energization to weigh overweight vehicle.Common vehicle is due to lighter in weight, and weight is insufficient for pressure
Switch is triggered, so vehicle weight claims not will do it weighing operation.
Optimization, above-mentioned highway division overrun vehicle statistic device, the overrun vehicle monitoring device further includes the two of gate
Secondary measurement bracket, double measurement bracket are set to the front of measurement bracket, and infrared survey height probe is provided on double measurement bracket,
The measurement end of infrared survey height probe is arranged towards road surface, the signal output end output end and electronic police system of infrared survey height probe
The signal input part of host connects.
Since Overheight Vehicles counter switch is not enough to specifically measure the height of Overheight Vehicles, two are provided in the application
Secondary measurement bracket and infrared survey height probe, when overrun vehicle, which is travelled, pops one's head in lower section to infrared survey height, infrared survey height probe is to super
Limit vehicle carries out surveying height, and the data that will transfinite are transmitted to electronic police system host.
Optimization, above-mentioned highway division overrun vehicle statistic device, the overrun vehicle counting component includes overrun vehicle meter
Number devices and transfinite information-storing device, overrun vehicle counter is the counter of built-in trigger, Overheight Vehicles counter switch it is defeated
The triggering end of overrun vehicle counter, overrun vehicle counter are series at after the output switching terminal that outlet, vehicle weight claim is in parallel
The connection of technology export end transfinite the input terminal of information-storing device, transfinite and lead between information-storing device and electronic police system host
News connection.
In the application, counting statistics, overrun vehicle traveling are carried out using overrun vehicle of the overrun vehicle counter to traveling
Cross Overheight Vehicles counter switch, after vehicle weight claims, wagon loaded with out-of-gouge goods is connected in the output end that Overheight Vehicles counter switch, vehicle weight claim
The trigger of counter, so that the number system of overrun vehicle counter is triggered and is counted.The information-storing device that transfinites is deposited
It stores up the count information of overrun vehicle counter and count information is transferred to electronic police system host, it is standby in traffic monitoring system
Case.
Optimization, above-mentioned highway division overrun vehicle statistic device, the common vehicle counting component includes common vehicle meter
Number devices and information of vehicles memory, common vehicle counter are the counter of built-in trigger, common vehicle counter switch it is defeated
Outlet is series at the triggering end of common vehicle counter, and the technology export end of common vehicle counter connects information of vehicles memory
Input terminal, communication connection between information of vehicles memory and electronic police system host.
In the application, counting statistics, common vehicle traveling are carried out using common vehicle of the common vehicle counter to traveling
After crossing common vehicle counter switch, the trigger of the output end conducting common vehicle counter of common vehicle counter switch, so that
The number system of common vehicle counter, which is triggered, to be counted.The counting of information of vehicles memory storage common vehicle counter
Count information is simultaneously transferred to electronic police system host by information, is put on record in traffic monitoring system.
Optimize, above-mentioned highway division overrun vehicle statistic device, be additionally provided with camera on the double measurement bracket, surpasses
Limit vehicle suggestion device further includes video camera controller, and video camera controller includes single-chip microcontroller, control relay, I/O data biography
The level control output end at defeated end, optical fiber interface, electronic police system host is inputted by the TTL that optical fiber interface connects single-chip microcontroller
End;The output end of the single-chip microcontroller controls the normally closed touching of relay by the coil of I/O data transmission terminal connection control relay
Point is connected into the electric power loop of camera, and the data output end of camera connects the data of electronic police system host by optical fiber
Input terminal.
When thering are Overheight Vehicles to enter branch section to enter the inlet of main road section, Overheight Vehicles counter switch, vehicle
What weight claimed to measure transfinite, and information is transferred to electronic police system host, and electronic police system host judges it for overrun vehicle
The TTL input terminal of backward single-chip microcontroller exports high level, and single-chip microcontroller, which is powered, to be started to work and to control by I/O data transmission terminal
The coil of relay is attracted, its normally-closed contact is closed so that the electric power loop of camera connects after controlling the coil actuation of relay
Logical, camera starts take pictures camera shooting and the data input pin progress by image information by optical fiber feeding electronic police system host
Image recognition.Manually mode can be used to the information identification of license plate image and data input in electronic police system host,
Also automated manner can be used.Electronic police system host converts information into electric signal and is delivered to variable information alert panel, mentions
Awake loudspeaker is shown and is broadcasted.
Optimization, above-mentioned highway division overrun vehicle statistic device, the Overheight Vehicles counter switch and common vehicle count
Switch is is echelette, and height of the Overheight Vehicles counter switch apart from road surface is greater than common vehicle counter switch apart from road surface
Height.
Overheight Vehicles counter switch and common vehicle counter switch in the application use echelette, work as overrun vehicle
When by Overheight Vehicles counter switch, Overheight Vehicles counter switch is interrupted so that its normally opened contact is connected, and then wagon loaded with out-of-gouge goods
Triggering is connected in the trigger of counter.Overrun vehicle pass through Overheight Vehicles counter switch when, common vehicle counter switch also by
It interrupts, working principle is interrupted identical with Overheight Vehicles counter switch.
Optimization, above-mentioned highway division overrun vehicle statistic device, the Overheight Vehicles counter switch, pressure switch it is normally opened
Contact series enter in the control loop of camera.
There is no overrun vehicle when driving, Overheight Vehicles counter switch, pressure switch normally opened contact remain off, take the photograph
It does not work as the control loop of head is in short-circuit condition, that reduces camera uses the time, prevents it from leading because long-time uses
The service life of cause reduces.
The utility model has the advantage of it can overcome the disadvantages of the prior art, novelty reasonable in design.The application's
In technical solution, when there are Overheight Vehicles to travel to enter the inlet of main road section to branch section, the superelevation vehicle on bracket is measured
Counter switch is triggered, and overrun vehicle counting component carries out counting statistics to Overheight Vehicles.When overweight vehicle is travelled to branch
When section enters the inlet of main road section, measures the vehicle weight on the road surface of the gate opening lower section of bracket and claim to be triggered and right
Overweight vehicle is weighed, and overrun vehicle counting component carries out counting statistics to overweight vehicle.It has been achieved super to highway division
Limit the counting statistics of vehicle driving number.Highway division maintenance plan can be more comprehensively specified by statistical data, it is ensured that highway
The use of section.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
With reference to the accompanying drawing with the specific embodiment technical characterstic that the present invention is further explained.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
As shown in Figure 1, the utility model is a kind of highway division overrun vehicle statistic device, including overrun vehicle monitoring dress
It sets, overrun vehicle suggestion device, vehicle count device and electronic police system host 1, overrun vehicle monitoring device include gate
Measurement bracket 2, measurement bracket 2 is set to the inlet that branch section enters main road section, and the gate of measurement bracket 2 is open two sides
Inner wall on be provided with Overheight Vehicles counter switch 21 and common vehicle counter switch 22, the gate of measurement bracket 2 is open lower section
Road surface on be provided with vehicle weight and claim 23;Vehicle count device includes overrun vehicle counting component 7 and common vehicle counting group
Part 8, Overheight Vehicles counter switch 21, vehicle weight claim 23 to connect with overrun vehicle counting component 7, common vehicle counter switch
22 connect with common vehicle counting component 8;The overrun vehicle suggestion device includes the variable feelings for being set to margin of roads side
Report alert panel 4 and the prompting loudspeaker 5 being set in variable information alert panel 4, Overheight Vehicles counter switch 21, vehicle weight claim
23, variable information alert panel 4, prompting loudspeaker 5 are connect with electronic police system host 1.
In the technical solution of the application, when there are Overheight Vehicles to travel to enter the inlet of main road section to branch section, survey
Overheight Vehicles counter switch 21 on amount bracket 2 is triggered, and overrun vehicle counting component 7 carries out counting statistics to Overheight Vehicles.
When overweight vehicle, which is travelled, enters the inlet of main road section to branch section, on the road surface of the gate opening lower section of measurement bracket 2
Vehicle weight claim 23 to be triggered and weigh to overweight vehicle, overrun vehicle counting component 7 counts overweight vehicle
Statistics.The counting statistics to highway division overrun vehicle travel times have been achieved.Vehicle weight claims 23 weights by overrun vehicle
Amount information is transferred to electronic police system host 1, and monitoring indoor traffic checking personnel can be by electronic police system host 1
Alarm verify overrun vehicle information, if overrun vehicle does not meet defined formality, by variable information alert panel 4,
Reminding loudspeaker 5 to carry out vehicle, text warning is reminded and audible alert is reminded, and can be timely entered highway division and be carried out traffic
Processing.Common vehicle counter switch 22 and common vehicle counting component 8 count the vehicle flowrate for entering highway from this section,
To specify maintenance plan according to data.
The road surface of the gate opening lower section of the measurement bracket 2 is additionally provided with pressure switch 24, and pressure switch 24 is series at
Vehicle weight claims in 23 electric power loop.
Common vehicle is not need to weigh by highway, and excessive use can reduce the use longevity that vehicle weight claims 23
Life.So being provided with pressure switch 24 in the application, when overweight vehicle runs over pressure switch 24, pressure switch 24 is connected simultaneously
So that vehicle weight claims the energization of 23 power supplys to weigh overweight vehicle.Common vehicle is not enough to due to lighter in weight, weight
So that pressure switch 24 is triggered, so vehicle weight claims 23 not will do it weighing operation.
The overrun vehicle monitoring device further includes the double measurement bracket 6 of gate, and double measurement bracket 6 is set to measurement
The front of bracket 2, is provided with infrared survey height probe 26 on double measurement bracket 6, and the measurement end of infrared survey height probe 26 is towards road
The signal output end output end of face setting, infrared survey height probe 26 is connect with the signal input part of electronic police system host 1.
Since Overheight Vehicles counter switch 21 is not enough to specifically measure the height of Overheight Vehicles, it is provided in the application
Double measurement bracket 6 and infrared survey height probe 26, when overrun vehicle, which is travelled, pops one's head in 26 lower section to infrared survey height, infrared survey height is visited
First 26 pairs of overrun vehicles carry out surveying height, and the data that will transfinite are transmitted to electronic police system host 1.
The overrun vehicle counting component 7 includes overrun vehicle counter 71 and the information-storing device 72 that transfinites, overrun vehicle
Counter 71 is the counter of built-in trigger, and output end, the vehicle weight of Overheight Vehicles counter switch 21 claim 23 switch defeated
The triggering end of overrun vehicle counter 71 is series at after outlet is in parallel, the technology export end connection of overrun vehicle counter 71 is transfinited
The input terminal of information-storing device 72, transfinite communication connection between information-storing device 72 and electronic police system host 1.
In the application, the overrun vehicle travelled using 71 Duis of overrun vehicle counter carries out counting statistics, overrun vehicle row
Cross Overheight Vehicles counter switch 21, after vehicle weight claims 23, Overheight Vehicles counter switch 21, vehicle weight claim 23 output end
The trigger that overrun vehicle counter 71 is connected, so that the number system of overrun vehicle counter 71 is triggered and is counted.It is super
Limit information memory 72 stores the count information of overrun vehicle counter 71 and count information is transferred to electronic police system master
Machine 1 is put on record in traffic monitoring system.
The common vehicle counting component 8 includes common vehicle counter 81 and information of vehicles memory 82, common vehicle
Counter 81 is the counter of built-in trigger, and the output end of common vehicle counter switch 22 is series at common vehicle counter 81
Triggering end, the input terminal of the technology export end connection information of vehicles memory 82 of common vehicle counter 81, information of vehicles deposits
Communication connection between reservoir 82 and electronic police system host 1.
In the application, the common vehicle travelled using 81 Duis of common vehicle counter carries out counting statistics, common vehicle row
After crossing common vehicle counter switch 22, the triggering of the output end conducting common vehicle counter 81 of common vehicle counter switch 22
Device, so that the number system of common vehicle counter 81 is triggered and is counted.Information of vehicles memory 82 stores common vehicle
Count information is simultaneously transferred to electronic police system host 1 by the count information of counter 81, is put on record in traffic monitoring system.
Camera 9 is additionally provided on the double measurement bracket 6, overrun vehicle suggestion device further includes camera shooting control dress
It sets, video camera controller includes single-chip microcontroller 31, control relay 32, I/O data transmission terminal 33, optical fiber interface 34, electronic police
The level control output end of system host 1 connects the TTL input terminal of single-chip microcontroller 31 by optical fiber interface 34;The single-chip microcontroller 31
Output end by I/O data transmission terminal 33 connection control relay 32 coil, control relay 32 normally-closed contact series connection
Enter the electric power loop of camera 9, the data that the data output end of camera 9 connects electronic police system host 1 by optical fiber are defeated
Enter end.
When thering are Overheight Vehicles to enter branch section to enter the inlet of main road section, Overheight Vehicles counter switch 21, vehicle
Weight claims 23 information that transfinite measured to be transferred to electronic police system host 1, and electronic police system host 1 judges that it is super
High level is exported to the TTL input terminal of single-chip microcontroller 31 after limit vehicle, single-chip microcontroller 31 is powered to starting to work and simultaneously transmit by I/O data
End is so that the coil of control relay 32 is attracted, its normally-closed contact is closed so that camera after the coil of control relay 32 is attracted
9 electric power loop is connected, and camera 9 starts to take pictures camera shooting and image information is sent into electronic police system host 1 by optical fiber
Data input pin carry out image recognition.Electronic police system host 1 can be with to the identification of the information of license plate image and data input
Using artificial manual mode, automated manner also can be used.Electronic police system host 1 converts information into electric signal and is delivered to
Variable information alert panel 4 reminds loudspeaker 5 to be shown and broadcasted.
The Overheight Vehicles counter switch 21 and common vehicle counter switch 22 be echelette, Overheight Vehicles count
Height of the switch 21 apart from road surface is greater than height of the common vehicle counter switch 22 apart from road surface.
Overheight Vehicles counter switch 21 and common vehicle counter switch 22 in the application use echelette, when transfiniting
When vehicle is by Overheight Vehicles counter switch 21, Overheight Vehicles counter switch 21 is interrupted so that its normally opened contact is connected, into
And triggering is connected in the trigger of overrun vehicle counter 71.When overrun vehicle passes through Overheight Vehicles counter switch 21, common vehicle
Counter switch 22 is also interrupted, and working principle is interrupted identical with Overheight Vehicles counter switch 21.
The Overheight Vehicles counter switch 21, pressure switch 24 normally opened contact connect camera 9 control loop in.
There is no overrun vehicle when driving, Overheight Vehicles counter switch 21, pressure switch 24 normally opened contact remain open shape
State, the control loop of camera 9 are in short-circuit condition and do not work, and that reduces camera 9 uses the time, prevent it because making for a long time
Service life reduces caused by.
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above, this
The those of ordinary skill of technical field, in the essential scope of the utility model, the variations, modifications, additions or substitutions made, all
It should belong to the protection scope of the utility model.
Claims (8)
1. a kind of highway division overrun vehicle statistic device, it is characterised in that: prompted including overrun vehicle monitoring device, overrun vehicle
Device, vehicle count device and electronic police system host (1), overrun vehicle monitoring device include the measurement bracket (2) of gate,
Measurement bracket (2) is set to the inlet that branch section enters main road section, and the gate of measurement bracket (2) is open on the inner wall of two sides
It is provided with Overheight Vehicles counter switch (21) and common vehicle counter switch (22), the gate opening lower section of measurement bracket (2)
It is provided with vehicle weight on road surface and claims (23);Vehicle count device includes that overrun vehicle counting component (7) and common vehicle count
Component (8), Overheight Vehicles counter switch (21), vehicle weight claim (23) to connect with overrun vehicle counting component (7), common vehicle
Counter switch (22) is connect with common vehicle counting component (8);The overrun vehicle suggestion device includes being set to margin of roads
The variable information alert panel (4) of side and the prompting loudspeaker (5) being set on variable information alert panel (4), Overheight Vehicles meter
Number switch (21), vehicle weight claim (23), variable information alert panel (4), remind loudspeaker (5) and electronic police system host
(1) it connects.
2. highway division overrun vehicle statistic device according to claim 1, it is characterised in that: measurement bracket (2)
The road surface of gate opening lower section is additionally provided with pressure switch (24), and pressure switch (24) is series at the power supply that vehicle weight claims (23)
In circuit.
3. highway division overrun vehicle statistic device according to claim 2, it is characterised in that: the overrun vehicle monitoring dress
Set further include gate double measurement bracket (6), double measurement bracket (6) be set to measurement bracket (2) front, double measurement
Infrared survey height probe (26) is provided on bracket (6), the measurement end of infrared survey height probe (26) is arranged towards road surface, and infrared survey is high
The signal output end output end of probe (26) is connect with the signal input part of electronic police system host (1).
4. highway division overrun vehicle statistic device according to claim 1, it is characterised in that: the overrun vehicle counting group
Part (7) includes overrun vehicle counter (71) and the information-storing device that transfinites (72), and overrun vehicle counter (71) is built-in triggering
The counter of device, output end, the vehicle weight of Overheight Vehicles counter switch (21) claim to connect after the output switching terminal of (23) is in parallel
The technology export end of triggering end in overrun vehicle counter (71), overrun vehicle counter (71) connects the information-storing device that transfinites
(72) input terminal, communication connection between the information-storing device that transfinites (72) and electronic police system host (1).
5. highway division overrun vehicle statistic device according to claim 1, it is characterised in that: the common vehicle counting group
Part (8) includes common vehicle counter (81) and information of vehicles memory (82), and common vehicle counter (81) is built-in triggering
The output end of the counter of device, common vehicle counter switch (22) is series at the triggering end of common vehicle counter (81), commonly
Vehicle counter (81) technology export end connection information of vehicles memory (82) input terminal, information of vehicles memory (82) with
Communication connection between electronic police system host (1).
6. highway division overrun vehicle statistic device according to claim 3, it is characterised in that: the double measurement bracket
(6) it is additionally provided on camera (9), overrun vehicle suggestion device further includes video camera controller, and video camera controller includes single
Piece machine (31), control relay (32), I/O data transmission terminal (33), optical fiber interface (34), electronic police system host (1)
The TTL input terminal that level control output end passes through optical fiber interface (34) connection single-chip microcontroller (31);The output of the single-chip microcontroller (31)
Coil of the end by I/O data transmission terminal (33) connection control relay (32), the normally-closed contact series connection of control relay (32)
Enter the electric power loop of camera (9), the data output end of camera (9) passes through optical fiber connection electronic police system host (1)
Data input pin.
7. highway division overrun vehicle statistic device according to claim 1, it is characterised in that: the Overheight Vehicles counting is opened
(21) and common vehicle counter switch (22) are closed to be echelette, height of the Overheight Vehicles counter switch (21) apart from road surface
Height greater than common vehicle counter switch (22) apart from road surface.
8. highway division overrun vehicle statistic device according to claim 6, it is characterised in that: the Overheight Vehicles counting is opened
Close (21), pressure switch (24) normally opened contact connect camera (9) control loop in.
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Cited By (1)
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CN111553902A (en) * | 2020-04-28 | 2020-08-18 | 周欢 | Highway road surface safety monitoring system based on big data |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111553902A (en) * | 2020-04-28 | 2020-08-18 | 周欢 | Highway road surface safety monitoring system based on big data |
CN111553902B (en) * | 2020-04-28 | 2021-08-17 | 江西方兴科技有限公司 | Highway road surface safety monitoring system based on big data |
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