CN210804748U - Road traffic volume and axle load real-time monitoring system - Google Patents
Road traffic volume and axle load real-time monitoring system Download PDFInfo
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- CN210804748U CN210804748U CN201922152994.XU CN201922152994U CN210804748U CN 210804748 U CN210804748 U CN 210804748U CN 201922152994 U CN201922152994 U CN 201922152994U CN 210804748 U CN210804748 U CN 210804748U
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Abstract
The utility model discloses a road traffic volume and axle load real-time monitoring system, including the first lane auxiliary line and the second lane auxiliary line of parallel arrangement, the region between first lane auxiliary line and the second lane auxiliary line is the measuring area, be provided with forced induction district and weighing platform in the measuring area, the measuring area top is provided with third camera unit and lift pin, forced induction district both sides are provided with first camera unit and second camera unit respectively, the forced induction district, the weighing platform, third camera unit and lift pin set gradually along the direction of advance of vehicle in the measuring area. The utility model discloses axle type, vehicle load, the vehicle axle load of vehicle that can real-time supervision pass through the measuring area provide the foundation for road maintenance, extension road life.
Description
Technical Field
The utility model belongs to the technical field of traffic load characteristic monitoring, concretely relates to road traffic volume and axle load real-time monitoring system.
Background
With the rapid increase of the scale of the expressway in China, the damage of the road surface caused by the problems of large-scale vehicles, increased traffic volume, serious overload and the like becomes one of the core problems of the expressway traffic. The fatigue damage to the road surface caused by the cyclic effect of traffic load is particularly serious.
Traffic load is one of the most important parameters in the design of a pavement structure and pavement materials, and the great difference of different traffic characteristics and the unicity of the pavement structure in a specific period cause the contradiction between pavement performance and performance requirements, so that the accuracy of grasping the traffic characteristics is the premise of ensuring the reasonable, stable and economic pavement structure. Aiming at the condition that the mixed traffic within the design year is converted into one equivalent axle load acting frequency for design in the current road design method in China, the method of accumulating the equivalent axle load acting frequency cannot comprehensively and accurately describe the traffic load characteristic, and restricts the development of the expressway in China.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the above-mentioned problem that prior art exists, provide a road traffic volume and axle load real-time supervision system, through real-time supervision statistics, confirm the distribution ratio of various axle loads of every type of motorcycle type between different axle loads, undoubtedly than traditional equivalent axle load effect method of number of times can reflect traffic load characteristic more comprehensively, accurately.
In order to achieve the above object, the present invention provides the following technical solutions:
a real-time monitoring system for road traffic volume and axle load comprises a first lane auxiliary line and a second lane auxiliary line which are arranged in parallel, wherein the area between the first lane auxiliary line and the second lane auxiliary line is a measuring area,
the measuring area is internally provided with a pressure sensing area and a weighing platform, a third camera unit and a lifting stop lever are arranged above the measuring area, the two sides of the pressure sensing area are respectively provided with a first camera unit and a second camera unit, and the pressure sensing area, the weighing platform, the third camera unit and the lifting stop lever are sequentially arranged along the advancing direction of the vehicle in the measuring area.
A hump type rubber deceleration strip is laid in the pressure induction area, and piezoelectric sensors are uniformly distributed on the hump type rubber deceleration strip.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the road traffic volume is monitored and counted in real time through the first camera unit and the second camera unit, the axle load is monitored and counted in real time through the piezoelectric sensor in the pressure sensing area, the vehicle load is monitored and counted in real time through the weighing platform, and the problem that long-term, continuous and systematic axle load data are lacked in the current road design can be solved.
2. Can monitor the vehicle load through weighing platform to return the vehicle load to data processing unit, monitoring personnel can judge whether need to descend the lift pin according to the vehicle load that data processing unit obtained, when the vehicle load overloads, can descend the lift pin through data processing unit control electric actuator.
3. The piezoelectric sensor through the pressure sensing area carries out real-time supervision to the axle load and can obtain the distribution proportion of various axle loads of motorcycle type in different axle load intervals, provides effectual road maintenance foundation, effectively prolongs road life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-a measurement zone; 101-a first lane auxiliary line; 102-a second lane assist line; 201-a first camera unit; 202-a second camera unit; 3-a pressure sensing area; 4-weighing platform; 5-a motor actuator; 6-a data processing unit; 7-erecting a rod; 8-lifting stop lever; 9-a communication line; 10-a third camera element.
Detailed Description
To facilitate understanding and practice of the invention by those of ordinary skill in the art, the following detailed description of the invention is provided in connection with the examples, and it is to be understood that the examples described herein are for purposes of illustration and explanation only and are not intended to limit the invention.
As shown in fig. 1, a real-time monitoring system for road traffic volume and axle load comprises a first lane auxiliary line 101 and a second lane auxiliary line 102 arranged in parallel, the area between the first lane auxiliary line 101 and the second lane auxiliary line 102 is a measuring area 1,
the measuring area 1 is internally provided with a pressure sensing area 3 and a weighing platform 4, a third camera unit 10 and a lifting stop lever 8 are arranged above the measuring area 1, the two sides of the pressure sensing area 3 are respectively provided with a first camera unit 201 and a second camera unit 202, and the pressure sensing area 3, the weighing platform 4, the third camera unit 10 and the lifting stop lever 8 are sequentially arranged along the advancing direction of the vehicle in the measuring area 1.
The weighing platform 4, the first camera unit 201, the second camera unit 202 and the third camera unit 10 arranged on the upright rod 7 are connected with the data processing unit 6 arranged on the upright rod 7 through the communication line 9, the data processing unit 6 is connected with the motor actuating mechanism 5 through the communication line 9, and the motor actuating mechanism 5 can drive the lifting of the lifting stop lever 8.
The data processing unit 6 obtains the load of the vehicle through the weighing platform 4, the data processing unit 6 collects images of the vehicle through the first camera unit 201 and the second camera unit 202, the data processing unit 6 photographs the license plate of the vehicle through the third camera unit 10, and the data processing unit 6 drives the lifting stop lever 8 to lift through the motor executing mechanism 5.
In the present embodiment, the width between the first lane guide 101 and the second lane guide 102 is 3.75 meters, and the height of the vertical rod 7 is 6.5 meters.
The pressure induction area 3 is evenly provided with piezoelectric sensors, the piezoelectric sensors are laid on the hump type rubber deceleration strip, and the hump type rubber deceleration strip is directly laid on the pressure induction area 3 for use. The piezoelectric sensor is connected with the data processing unit 6, and the data processing unit 6 obtains the axle weight of the vehicle through the piezoelectric sensor.
The first image pickup unit 201, the second image pickup unit 202, and the third image pickup unit 10 each employ a zoom lens. The focal length is adjustable within the range of 3.5-16 mm.
Preferably, the data processing unit 6 is in CAN bus communication, and is connected to the piezoelectric sensor, the weighing platform 4, the first camera unit 201, the second camera unit 202, the third camera unit 10 and the motor actuator 5 through communication lines 9.
The weighing platform 4 adopts an integrated sensing module, and a communication interface is reserved.
The utility model discloses a use as follows:
the utility model discloses when using, the vehicle is at first lane auxiliary line 101, get into measuring area 1 under the guide of second lane auxiliary line 102, when passing through pressure-sensitive area 3, first camera unit 201, the vehicle image is gathered to second camera unit 202, the vehicle image reflects the tire position, information such as axle type, piezoelectric sensor in pressure-sensitive area 3 gathers pressure signal, vehicle image and pressure signal transmit the data processing unit 6 in pole setting 7 through communication line 9, data processing unit 6 sends the pressure information (reflecting the axle load) and the vehicle image of gathering to monitoring personnel and higher level command center. When the vehicle passes through the weighing platform 4, the data processing unit 6 obtains the load of the vehicle through the weighing platform 4, the monitoring personnel compares the load of the vehicle obtained by the data processing unit 6 with a preset load threshold value, if the load of the vehicle exceeds the load threshold value, the monitoring personnel controls the motor executing mechanism 5 through the data processing unit 6, and then the lifting stop lever 8 is driven to descend and the traffic department is informed to process the load of the vehicle in time. The monitoring personnel can also photograph the vehicle with the vehicle load exceeding the load threshold value through the third camera unit 10 on the upright rod 7, so as to obtain the license plate information.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (1)
1. A real-time monitoring system for road traffic volume and axle load comprises a first lane auxiliary line (101) and a second lane auxiliary line (102) which are arranged in parallel, and is characterized in that the area between the first lane auxiliary line (101) and the second lane auxiliary line (102) is a measuring area (1),
a pressure sensing area (3) and a weighing platform (4) are arranged in the measuring area (1), a third camera unit (10) and a lifting stop lever (8) are arranged above the measuring area (1), a first camera unit (201) and a second camera unit (202) are respectively arranged at two sides of the pressure sensing area (3), the weighing platform (4), the third camera unit (10) and the lifting stop lever (8) are sequentially arranged along the advancing direction of the vehicle in the measuring area (1),
a hump type rubber deceleration strip is laid in the pressure induction area (3), and piezoelectric sensors are uniformly distributed on the hump type rubber deceleration strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922152994.XU CN210804748U (en) | 2019-12-05 | 2019-12-05 | Road traffic volume and axle load real-time monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922152994.XU CN210804748U (en) | 2019-12-05 | 2019-12-05 | Road traffic volume and axle load real-time monitoring system |
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| Publication Number | Publication Date |
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| CN210804748U true CN210804748U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922152994.XU Active CN210804748U (en) | 2019-12-05 | 2019-12-05 | Road traffic volume and axle load real-time monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114550463A (en) * | 2022-02-18 | 2022-05-27 | 无锡市可竹自动化科技有限公司 | High-speed weighing data acquisition system and method based on CAN bus communication |
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2019
- 2019-12-05 CN CN201922152994.XU patent/CN210804748U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114550463A (en) * | 2022-02-18 | 2022-05-27 | 无锡市可竹自动化科技有限公司 | High-speed weighing data acquisition system and method based on CAN bus communication |
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