阅读说明：本技术 一种测算车辆行驶速度的采集系统 (Acquisition system for measuring and calculating vehicle running speed ) 是由 郑月云 蒋忠海 任颖仪 于 2019-11-13 设计创作，主要内容包括：本发明公开了一种测算车辆行驶速度的采集系统,涉及车辆测速技术领域。本发明包括微处理器、摄像头、定距标记车道和车辆承载器。本发明通过定距标记车道为单行车道；定距标记车道上设置有两条距离为定值的横线A和横线B；微处理器与摄像头通过通信模块进行数据传输；摄像头拍摄车辆到达横线A时的时刻和到达横线B时的时刻；微处理器记录到达横线A时的时刻与到达横线B时的时刻之间的时间间隔T1。本发明通过对定距标记车道和车辆承载器,分别根据两种数据进行计算,得出最后行驶速度,具有极大的减少了误差,提高了测量精度、防止出现较大偏差,也还防止了单一设备出现故障,无法进行测速的情况。(The invention discloses an acquisition system for measuring and calculating the running speed of a vehicle, and relates to the technical field of vehicle speed measurement. The invention comprises a microprocessor, a camera, a distance marking lane and a vehicle carrier. The lane is marked as a one-way lane by a fixed distance; two transverse lines A and B with fixed distances are arranged on the distance marking lane; the microprocessor and the camera carry out data transmission through the communication module; the camera shoots the time when the vehicle reaches the transverse line A and the time when the vehicle reaches the transverse line B; the microprocessor records the time interval T1 between the time when the horizontal line a is reached and the time when the horizontal line B is reached. The invention calculates the distance marking lane and the vehicle loader according to two data respectively to obtain the final running speed, thereby greatly reducing the error, improving the measurement precision, preventing larger deviation, and preventing the condition that single equipment fails and cannot measure the speed.)

1. A collection system for measuring and calculating the running speed of a vehicle is characterized in that: the system comprises a microprocessor, a camera, a distance marking lane and a vehicle carrier;

the distance mark lane is a one-way lane; two transverse lines A and B with fixed distances are arranged on the distance marking lane;

the microprocessor and the camera carry out data transmission through the communication module; the camera shoots the time when the vehicle reaches the transverse line A and the time when the vehicle reaches the transverse line B; the microprocessor records a time interval T1 between the time when the horizontal line a is reached and the time when the horizontal line B is reached;

the vehicle carrier detecting a vehicle passing on the vehicle carrier; the vehicle carrier comprises a vehicle carrier A and a vehicle carrier B; the microprocessor recording the time at which the electrical signals of vehicle carrier a and vehicle carrier B are received; the microprocessor calculates a time period T2 when the vehicle passes vehicle carrier a and vehicle carrier B.

2. The acquisition system for measuring and calculating the running speed of the vehicle according to claim 1,

when used for detecting the vehicle running speed on an expressway, the distance between a lateral line a and a lateral line B in the distance mark lane is set to 50m-100 m;

when used for detecting the vehicle running speed on an urban road, the distance between the transverse line a and the transverse line B in the distance mark lane is set to 10m-50 m.

3. The acquisition system for measuring and calculating the running speed of the vehicle as claimed in claim 1, wherein the vehicle carrier is a carrier for detecting the weighing of the vehicle;

when the device is used for detecting the running speed of a vehicle on a highway, the distance between the vehicle carrier A and the vehicle carrier B is set to be 50-100 m;

when used for detecting the running speed of a vehicle on an urban road, the distance between the vehicle carrier A and the vehicle carrier B is set to be 10m-50 m.

4. The acquisition system for measuring and calculating the running speed of the vehicle as claimed in claim 1, wherein both sides of the distance mark lane are provided with yellow solid lines; the distance marking lane is a speed measuring lane.

5. The system for collecting and calculating the driving speed of a vehicle according to claim 1, wherein the vehicle carrier is arranged in a distance marking lane.

Technical Field

The invention belongs to the technical field, and particularly relates to an acquisition system for measuring and calculating the running speed of a vehicle.

Background

With the continuous development of science and technology, people's trip is also more and more convenient, and the vehicle such as various cars, freight train is being driven on the lane. When the vehicle running speed on a certain road needs to be collected, and the sample statistics is carried out. The problems of large measurement error and inaccurate judgment may exist, and the problems of detection error, obvious inconsistency between the detection speed and the actual speed and the like exist when the single device is in fault when the single device is used for measurement at present.

According to the invention, through the design of the installation positions of the fixed-distance marked lane and the vehicle carrier, data acquisition is carried out on the vehicle at the same time, and the final driving speed is obtained by respectively calculating according to the two data, so that the error is greatly reduced, the measurement precision is improved, and meanwhile, two groups of data can be checked at ordinary times, so that the larger deviation is prevented, and the condition that a single device fails and the speed cannot be measured is also prevented.

Disclosure of Invention

The invention aims to provide an acquisition system for measuring and calculating the running speed of a vehicle, and the acquisition system solves the existing problems.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an acquisition system for measuring and calculating the running speed of a vehicle, which comprises a microprocessor, a camera, a distance marking lane and a vehicle loader, wherein the camera is used for shooting a camera;

the distance mark lane is a one-way lane; two transverse lines A and B with fixed distances are arranged on the distance marking lane; the microprocessor and the camera carry out data transmission through the communication module; the camera shoots the time when the vehicle reaches the transverse line A and the time when the vehicle reaches the transverse line B; the microprocessor records a time interval T1 between the time when the horizontal line a is reached and the time when the horizontal line B is reached; the vehicle carrier detecting a vehicle passing on the vehicle carrier; the vehicle carrier comprises a vehicle carrier A and a vehicle carrier B; the microprocessor recording the time at which the electrical signals of vehicle carrier a and vehicle carrier B are received; the microprocessor calculates a time period T2 when the vehicle passes vehicle carrier a and vehicle carrier B.

Further, when used for detecting the vehicle travel speed on an expressway, the distance between the lateral line a and the lateral line B in the distance mark lane is set to 50m to 100 m; when used for detecting the vehicle running speed on an urban road, the distance between the transverse line a and the transverse line B in the distance mark lane is set to 10m-50 m.

Further, the vehicle carrier is a carrier for detecting vehicle weighing; when the device is used for detecting the running speed of a vehicle on a highway, the distance between the vehicle carrier A and the vehicle carrier B is set to be 50-100 m; when used for detecting the running speed of a vehicle on an urban road, the distance between the vehicle carrier A and the vehicle carrier B is set to be 10m-50 m.

Further, both sides of the distance mark lane are set as yellow solid lines; the distance marking lane is a speed measuring lane.

Further, the vehicle carrier is disposed within a distance marker lane.

The invention has the following beneficial effects:

according to the invention, through the effects of the distance marking lane and the vehicle carrier, data acquisition is simultaneously carried out on the vehicle, and calculation is respectively carried out according to the two data, so that the final driving speed is obtained, the error is greatly reduced, the measurement precision is improved, meanwhile, two groups of data can be checked at ordinary times, a larger deviation is prevented, and the condition that a single device fails and cannot carry out speed measurement is also prevented.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a block diagram of an acquisition system for measuring and calculating a vehicle running speed according to the present invention.

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, the present invention is a collecting system for measuring and calculating a driving speed of a vehicle, including a microprocessor, a camera, a distance marking lane and a vehicle carrier;

the distance marking lane is a one-way lane; two transverse lines A and B with fixed distances are arranged on the distance marking lane; the microprocessor and the camera carry out data transmission through the communication module; the camera shoots the time when the vehicle reaches the transverse line A and the time when the vehicle reaches the transverse line B; the microprocessor records a time interval T1 between the time when the horizontal line A is reached and the time when the horizontal line B is reached; the vehicle carrier detecting a vehicle passing on the vehicle carrier; the vehicle carrier comprises a vehicle carrier A and a vehicle carrier B; the microprocessor records the time when the electrical signals of the vehicle carrier A and the vehicle carrier B are received; the microprocessor calculates a time period T2 when the vehicle passes vehicle carrier a and vehicle carrier B.

Preferably, when used for detecting the vehicle running speed on the expressway, the distance between the lateral line a and the lateral line B in the distance mark lane is set to 50m to 100 m; when used for detecting the vehicle running speed on an urban road, the distance between the lateral line a and the lateral line B in the distance mark lane is set to 10m to 50 m.

Preferably, the vehicle carrier is a carrier for detecting weighing of the vehicle; when used for detecting the vehicle running speed on the highway, the distance between the vehicle carrier A and the vehicle carrier B is set to be 50m-100 m; when used for detecting the vehicle running speed on an urban road, the distance between the vehicle carrier a and the vehicle carrier B is set to 10m-50 m.

Preferably, both sides of the distance marking lane are provided with yellow solid lines; the distance marking lane is a speed measuring lane.

Preferably, the vehicle carrier is arranged within the distance marking lane.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.