CN210293409U - Bidirectional six-lane highway main line dynamic vehicle weighing system - Google Patents
Bidirectional six-lane highway main line dynamic vehicle weighing system Download PDFInfo
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- CN210293409U CN210293409U CN201920649821.6U CN201920649821U CN210293409U CN 210293409 U CN210293409 U CN 210293409U CN 201920649821 U CN201920649821 U CN 201920649821U CN 210293409 U CN210293409 U CN 210293409U
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Abstract
The utility model relates to a bidirectional six-lane highway mainline dynamic vehicle weighing system, which comprises thirty-six dynamic weighing sensors, six ground induction coils, an outdoor cabinet and a dynamic vehicle weighing instrument; thirty-six dynamic weighing sensors and six ground sensing coils are buried in the highway engineering material, are connected with the dynamic vehicle weighing instrument and are respectively used for detecting the pressure of a vehicle wheel shaft and the frequency change of an electric signal caused by the metal of a vehicle chassis to the coils, the dynamic vehicle weighing instrument is placed in the outdoor cabinet and is used for receiving the pressure electric signal and the frequency-changed coil electric signal, calculating data such as the number of axles, the axle weight, the axle distance, the vehicle weight, the vehicle speed, the vehicle length, the vehicle type and the like of the vehicle through a software algorithm, and transmitting the vehicle data to a server through a network. The layout of three rows of sensors of the system improves the detection precision, and the seamless continuous arrangement of six sensors in each row ensures that the vehicle data can be accurately measured even if the vehicle runs irregularly across the road.
Description
Technical Field
The utility model relates to a dynamic weighing technical field especially relates to highway thread dynamic weighing field, specifically says and relates to a two-way six lane highway thread dynamic vehicle weighing system.
Background
The management of vehicle overload is always a long-standing problem, traffic jam is easy to occur in manual field law enforcement, the personal and property safety of law enforcement personnel, drivers and vehicles cannot be guaranteed, and meanwhile, the locality, randomness and subjectivity of the field law enforcement are also important reasons for frequent prohibition of vehicle overload.
With the national requirement of gradually canceling the highway artificial charging, the intelligent traffic enters a rapid implementation and deployment stage, wherein the management of the overloaded vehicle is upgraded from artificial on-site supervision to unattended intelligent equipment off-site law enforcement, and a dynamic vehicle weighing system on a highway main line is the best scheme for managing the vehicle overload off-site law enforcement.
The currently implemented dynamic vehicle weighing system in China mainly comprises a low-speed detection system arranged at an entrance and an exit of a highway, and the way easily causes unsmooth traffic at the entrance and the exit of the highway and influences the passing efficiency of the highway; and the capacity of a few dynamic vehicle weighing systems for highway mainline high-speed detection is low, under the high-precision requirement of three rows of sensors, a single system can only support one-way lane detection, two-way detection needs two independent systems, and the system construction cost and the maintenance and use difficulty are increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an install on the highway main line, support high-speed detection, high accuracy dynamic vehicle weighing system of two-way six lanes, three rows of sensors in per lane.
The utility model relates to a two-way six lane highway thread dynamic vehicle weighing systems includes: dynamic weighing sensor, ground induction coil, outdoor rack, dynamic vehicle weighing instrument.
The dynamic weighing sensor comprises thirty-six piezoelectric quartz dynamic weighing sensors, and the piezoelectric quartz dynamic weighing sensors have the advantages of accurate measurement, good stability, high reliability, firmness and durability, large measuring range, long service life and the like; the dynamic weighing sensors are grouped into three rows and two rows per lane and are parallelly arranged and buried in the highway engineering material, the distance of one meter is reserved between the first row and the second row of sensors according to the lane advancing direction, and the distance of two meters is reserved between the second row and the third row of sensors; the dynamic weighing sensor is used for converting the pressure when the wheels of the vehicle press the sensor into an electric signal and outputting the electric signal to the dynamic vehicle weighing instrument.
The ground induction coil comprises 6 electromagnetic coils, the coils of each lane are grouped according to one coil of each lane, the coils of each lane are buried in the road engineering material and are positioned between the dynamic vehicle sensors of the second row and the third row according to the traveling direction of the lane, and the ground induction coil is used for outputting the waveform change of an electric signal generated when a vehicle passes over the coils to the dynamic vehicle weighing instrument.
The outdoor cabinet is a multilayer vertical waterproof dustproof metal cabinet, is fixedly arranged in a middle isolation belt of a road and is used for placing a dynamic vehicle weighing instrument and accessory connecting equipment thereof.
The dynamic vehicle weighing instrument comprises thirty-six sensor interfaces, two coil interfaces, a forward lane signal processing board, a reverse lane signal processing board, a CPU main control board, a network interface, a USB interface, a power supply interface and an indicator light; thirty-six sensor interfaces are connected with the dynamic weighing sensors one by one; the two coil interfaces are connected with six ground induction coils, and each interface is connected with three ground induction coils; the forward lane signal processing board and the reverse vehicle processing board respectively comprise: the sensor signal amplifying circuit, the coil signal conditioning circuit and the DSP signal processing circuit are connected with the coil signal conditioning circuit; the sensor signal amplifying circuit is used for amplifying a weak sensor electrical signal into an electrical signal with measurable amplitude; the coil signal conditioning circuit conditions a weak coil signal into an electric signal with measurable frequency; the DSP signal processing circuit converts the electric signals with measurable amplitude into digital signals, calculates the number of axles, the axle weight, the axle distance, the vehicle weight, the vehicle speed and the vehicle length of the vehicle through a software code algorithm, calculates the frequency of the signals generated by the ground induction coil when the vehicle passes through, judges the arrival and departure of the vehicle through frequency change, and comprehensively analyzes and judges the vehicle type according to the change of the frequency of the electric signals generated by the ground induction coil caused by different heights of the chassis of the vehicle when the vehicle passes through and in combination with the data of the vehicle such as the vehicle length, the vehicle weight, the number of axles and the like, and then outputs the vehicle data to the CPU main control panel through an internal bus; the CPU main control board is used for receiving the vehicle data of the bidirectional lane transmitted by the DSP signal processing circuit and transmitting the data to the server through the network interface; the network interface is used for transmitting the vehicle data to the server; the USB interface is used for transmitting vehicle data to a computer connected with a local USB; the power supply is used for supplying power to the dynamic vehicle weighing instrument; the indicating lamp is used for indicating the running state, the lane passing state and the data transmission state of the USB interface of the dynamic vehicle weighing instrument.
The utility model relates to a two-way six lane highway thread dynamic vehicle weighing system, its characterized in that: the dynamic weighing sensors in the same row of the three lanes in the same direction are continuously and seamlessly arranged and buried in the highway engineering material in a straight line, and the layout enables the data of the vehicle to be accurately measured and calculated even if the vehicle crosses different lane systems when passing by.
Drawings
Fig. 1 is a schematic view of an installation structure of a bidirectional six-lane highway main line dynamic vehicle weighing system of the present invention;
fig. 2 is a schematic diagram of the principle structure of the dynamic vehicle weighing instrument in the bidirectional six-lane highway main line dynamic vehicle weighing system of the present invention;
fig. 3 is a real object photo of a back plate interface of an embodiment of the dynamic vehicle weighing instrument in the bidirectional six-lane highway main line dynamic vehicle weighing system of the present invention;
FIG. 4 is a photograph of a front plate interface and an indicator light of an embodiment of a dynamic vehicle weighing instrument in a bidirectional six-lane highway main line dynamic vehicle weighing system of the present invention;
reference numerals: AL1-AL3, forward three lanes; BL1-BL3, reverse three lanes; the system comprises AS1-AS18 and eighteen dynamic weighing sensors buried under the road surface of a forward lane; BS1-BS18, eighteen dynamic weighing sensors buried under the reverse lane road surface; the three ground induction coils are AC1-AC3 and buried under the road surface of the forward lane; BC1-BC3 and three ground induction coils buried under the road surface of the reverse lane; w01, median road isolation strip; w02, outdoor cabinet; w03, dynamic vehicle weighing apparatus; AS1-18, dynamic vehicle weighing instrument and eighteen sensor interfaces of the forward lane; BS1-18, dynamic vehicle weighing instrument connects eighteen sensor interfaces of reverse lane; the AC1-3 dynamic vehicle weighing instrument is connected with three ground induction coil interfaces of a forward lane; BC1-3, a dynamic vehicle weighing instrument is connected with three ground induction coil interfaces of a reverse lane; f01, 4G network antenna; f02, a power switch; f03, power input interface; f04, debugging interface; f05, and an RS232 serial port connected with the forward lane snapshot camera; f06, and an RS232 serial port connected with the reverse lane snapshot camera; f07, USB host device interface; f08, USB slave device interface; f09, Ethernet interface; f10, a system operation indicator light, a USB data transmission indicator light and a lane state indicator light.
Detailed Description
The technical solutions in the embodiments of the present invention are 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 some embodiments of the present invention, not all embodiments.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a bidirectional six-lane dynamic vehicle weighing system for a highway main line includes: dynamic weighing sensors AS1-AS18, BS1-BS18, ground induction coils AC1-AC3, BC1-BC3, an outdoor cabinet W02 and a dynamic vehicle weighing instrument W03;
the dynamic weighing sensors AS1-AS18 and BS1-BS18 are arranged in groups of three rows and two rows per lane, are buried in highway engineering materials, are connected with AS1-18 and BS1-18 interfaces of the dynamic vehicle weighing instrument in a one-to-one correspondence manner, are used for detecting the pressure when a vehicle wheel shaft passes through, and convert the pressure into an electric signal to be output to the dynamic vehicle weighing instrument; the dynamic weighing sensor is buried at a position with a distance of one meter between the first row and the second row and a distance of two meters between the second row and the third row;
the ground induction coils AC1-AC3 and BC1-BC3 are distributed in groups according to each lane, are buried in the highway engineering material, are buried between the dynamic weighing sensors in the second row and the third row according to the driving direction, are correspondingly connected with the interfaces AC1-3 and BC1-3 of the dynamic vehicle weighing instrument one by one, are used for detecting the arrival and departure of vehicles and output frequency electric signals to the dynamic vehicle weighing instrument;
the outdoor cabinet W02 is fixedly arranged in a middle isolation belt W01 of a road and is used for placing the dynamic vehicle weighing instrument and the auxiliary connecting equipment thereof;
the dynamic vehicle weighing instrument W03 is arranged inside the outdoor cabinet W02 and is used for receiving the charge signal output by the dynamic weighing sensor and the frequency signal output by the ground induction coil and outputting vehicle information through a 4G network and an Ethernet local area network;
the dynamic vehicle weighing apparatus comprises: the system comprises dynamic sensor signal interfaces AS1-18 and BS1-18, coil signal interfaces AC1-3 and BC1-3, a sensor signal amplifying circuit, a coil signal conditioning circuit, a DSP signal processing circuit, a CPU main control circuit, a network interface, a USB interface, a power interface and an indicator light; the sensor signal interfaces AS1-18 and BS1-18 are correspondingly connected with the dynamic weighing sensors AS1-AS18 and BS1-B18 one by one; the coil signal interfaces AC1-3 and BC1-3 are connected with the ground induction coils AC1-AC3 and BC1-BC3 in a one-to-one correspondence manner; the sensor signal amplifying circuit amplifies a weak electric signal transmitted by the dynamic weighing sensor into an electric signal with a measurable amplitude; the coil signal conditioning circuit conditions the weak electric signal transmitted by the ground sensing coil into an electric signal with measurable frequency; the DSP signal processing circuit converts the electric signals with measurable amplitude into digital signals, calculates the axle weight, the axle number, the axle distance, the vehicle weight, the vehicle speed and the vehicle length of the vehicle through a software algorithm, calculates the frequency of coil signals when the vehicle passes by, comprehensively analyzes the data of the vehicle length, the axle number, the vehicle weight, the coil signal frequency and the like, judges the vehicle type, and outputs the vehicle data to the CPU main control board through an internal bus; the CPU main control board is used for receiving the vehicle passing data of the bidirectional lane transmitted by the DSP signal processing circuit and transmitting the vehicle data to the server through the network interface; the network interface is used for transmitting the vehicle data to the server; the USB interface is used for transmitting vehicle data to a computer connected with a local USB; the power supply is used for supplying power to the dynamic vehicle weighing instrument; the indicating lamp is used for indicating the running state, the lane state and the data transmission state of the USB interface of the dynamic vehicle weighing instrument.
Claims (3)
1. The utility model provides a two-way six lane highway mainlines dynamic vehicle weighing system which characterized in that: the system comprises thirty-six piezoelectric quartz dynamic weighing sensors (AS1-AS18, BS1-BS18), six ground induction coils (AC1-AC3, BC1-BC3), an outdoor cabinet (W02) and a dynamic vehicle weighing instrument (W03); the thirty-six piezoelectric quartz dynamic weighing sensors (AS1-AS18 and BS1-BS18) are arranged in groups of three rows and two rows per lane, are buried in the highway engineering material, are connected with the dynamic vehicle weighing instrument, and are used for detecting the pressure of a vehicle axle on the sensors, generating electric signals and outputting the electric signals to the dynamic vehicle weighing instrument;
the six ground induction coils (AC1-AC3, BC1-BC3) are arranged in groups according to each lane, are buried in the road engineering material, are buried between the dynamic weighing sensors in the second row and the third row according to the driving direction, are connected with the dynamic vehicle weighing instrument, are used for detecting the arrival and departure of vehicles and output frequency signals to the dynamic vehicle weighing instrument;
the outdoor cabinet (W02) is fixedly arranged in a middle isolation belt (W01) of a road;
the dynamic vehicle weighing instrument (W03) is placed inside the outdoor cabinet and used for receiving the electric signals output by the dynamic weighing sensors (AS1-AS18 and BS1-BS18) and the frequency signals output by the ground induction coils (AC1-AC3 and BC1-BC3) and outputting vehicle information through a 4G network (F01) and a network port (F09).
2. The dynamic vehicle weighing system of claim 1, wherein said dynamic vehicle scale comprises: sensor signal interfaces (AS1-18, BS1-18), coil signal interfaces (AC1-3, BC1-3), a sensor signal amplifying circuit, a coil signal conditioning circuit, a DSP signal processing circuit, a CPU main control board, a network interface (F09), a USB interface (F08), a power interface (F03), a power switch (F02) and an indicator light (F10);
the sensor signal interfaces (AS1-18 and BS1-18) are correspondingly connected with the sensors (AS1-AS18 and BS1-B18) one by one;
the coil signal interfaces (AC1-3, BC1-3) are connected with the ground induction coils (AC1-AC3, BC1-BC3) in a one-to-one correspondence manner;
the sensor signal amplifying circuit amplifies a weak sensor electric signal into an electric signal with a measurable amplitude;
the coil signal conditioning circuit conditions weak electric signals into electric signals with measurable frequency;
the DSP signal processing circuit converts the electric signals with measurable amplitude into digital signals, calculates the axle weight, the axle number, the axle distance, the vehicle weight, the vehicle speed and the vehicle length of the vehicle through a software algorithm, calculates the frequency of coil signals when the vehicle passes by, comprehensively analyzes the axle weight, the axle number, the axle distance, the vehicle weight, the vehicle speed, the vehicle length and the frequency data of the coil signals of the vehicle to judge the vehicle type, and outputs the vehicle data to the CPU main control board through an internal bus;
the CPU main control board is used for receiving the vehicle passing data of the bidirectional lane transmitted by the DSP signal processing circuit and transmitting the data to the server through the network port (F09);
the internet access (F09) is used for transmitting the vehicle data to the server;
the USB interface (F08) is used for transmitting vehicle data to a local USB connected computer;
said power interface (F03) is used to supply power to said dynamic vehicle weighing apparatus;
the indicator light (F10) is used for indicating the running state, the lane state and the data transmission state of the USB interface (F08) of the dynamic vehicle weighing instrument.
3. The dynamic vehicle weighing system of claim 1, wherein said sensors in three rows of co-directional lanes are arranged in a laterally continuous seamless row, so that said dynamic vehicle weighing apparatus can accurately measure vehicle data even if the vehicle travels across lanes while passing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920649821.6U CN210293409U (en) | 2019-05-08 | 2019-05-08 | Bidirectional six-lane highway main line dynamic vehicle weighing system |
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| CN201920649821.6U CN210293409U (en) | 2019-05-08 | 2019-05-08 | Bidirectional six-lane highway main line dynamic vehicle weighing system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442823A (en) * | 2020-05-09 | 2020-07-24 | 陕西四维衡器科技有限公司 | One-way three-lane vehicle weighing system and weighing method |
| CN112857543A (en) * | 2021-01-13 | 2021-05-28 | 深圳亿维锐创科技股份有限公司 | Dynamic weighing system for detecting wide-speed full-driving behavior under off-site law enforcement |
| CN112945362A (en) * | 2021-01-29 | 2021-06-11 | 长安大学 | Dynamic sensing device and measuring method for axle weight and vehicle speed |
| CN113624313A (en) * | 2021-09-14 | 2021-11-09 | 武汉理工大学 | Dynamic weighing method, equipment, system and storage medium for parallel vehicles |
| CN113624312A (en) * | 2021-08-09 | 2021-11-09 | 河北顺思科技有限公司 | High-speed non-stop weighing method based on quartz sensor, terminal and storage medium |
-
2019
- 2019-05-08 CN CN201920649821.6U patent/CN210293409U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442823A (en) * | 2020-05-09 | 2020-07-24 | 陕西四维衡器科技有限公司 | One-way three-lane vehicle weighing system and weighing method |
| CN112857543A (en) * | 2021-01-13 | 2021-05-28 | 深圳亿维锐创科技股份有限公司 | Dynamic weighing system for detecting wide-speed full-driving behavior under off-site law enforcement |
| CN112945362A (en) * | 2021-01-29 | 2021-06-11 | 长安大学 | Dynamic sensing device and measuring method for axle weight and vehicle speed |
| CN113624312A (en) * | 2021-08-09 | 2021-11-09 | 河北顺思科技有限公司 | High-speed non-stop weighing method based on quartz sensor, terminal and storage medium |
| CN113624312B (en) * | 2021-08-09 | 2023-11-21 | 河北顺思科技有限公司 | High-speed non-stop weighing method based on quartz sensor, terminal and storage medium |
| CN113624313A (en) * | 2021-09-14 | 2021-11-09 | 武汉理工大学 | Dynamic weighing method, equipment, system and storage medium for parallel vehicles |
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