CN114088420A - A vehicle road test detection system - Google Patents

Abstract

The invention discloses a vehicle road test detection system, which comprises a data acquisition module, a processor module and a data acquisition and analysis module; the data acquisition module comprises a distance sensor module, and the distance sensor module is arranged at the bottom of the vehicle to be detected and used for monitoring the distance between a vehicle chassis and the ground; the processor module comprises a central processing unit and a data storage module and is used for processing the information acquired by the acquisition module by the central processing unit and then sending the information to the data acquisition and analysis module; the data acquisition and analysis module comprises a display module for displaying analysis information in time; when the vehicle vibration state is required to be analyzed and detected in the vehicle running state, the vehicle is driven into the test road section, different types of road surfaces are arranged, and the distance between the vehicle chassis and the road surfaces can be detected in real time by the distance sensor arranged at the bottom of the vehicle in the vehicle running process, so that the fluctuation graph of the vehicle vibration is obtained, and detection personnel can conveniently and visually observe the vehicle vibration.

Description

Vehicle road test detection system

Technical Field

The invention relates to the technical field of vehicle detection, in particular to a vehicle road test detection system.

Background

When the vehicle is produced, various performances of the vehicle need to be tested, a test engineer can obtain a large amount of test data, the current test tool cannot well simulate the damping effect of the vehicle on different road surfaces for the damping performance of the vehicle, the collected data are few, targeted analysis and adjustment cannot be performed, and the test efficiency and the test effect are reduced.

Disclosure of Invention

The invention mainly aims to provide a vehicle road test detection system which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that: a vehicle road test detection system comprises a data acquisition module, a processor module and a data acquisition and analysis module; the data acquisition module comprises a distance sensor module, and the distance sensor module is arranged at the bottom of the vehicle to be detected and used for monitoring the distance between a vehicle chassis and the ground; the processor module comprises a central processing unit and a data storage module, the data storage module is electrically connected with the central processing unit, the central processing unit is electrically connected with the distance sensor module and is used for receiving the acquired information of the distance sensor module, and the central processing unit is electrically connected with the data acquisition and analysis module through the wireless transmission module and is used for transmitting the information acquired by the acquisition module to the data acquisition and analysis module after being processed by the central processing unit; the data acquisition and analysis module comprises a display module for displaying analysis information in time.

Preferably, the distance sensor modules are arranged in three numbers, are respectively arranged at positions, close to a front wheel shaft, a rear wheel shaft and the middle of the vehicle to be detected, and are used for collecting distances between different positions of the vehicle and the ground in a running state.

Preferably, the data acquisition module further comprises a position positioning module, and the position positioning module is electrically connected with the central processing unit and is used for acquiring information of the walking position of the vehicle.

Preferably, the data acquisition module further comprises a speed sensor module, wherein the speed sensor module is electrically connected with the central processing unit and is used for acquiring and detecting the real-time running speed of the vehicle.

Preferably, the data memory module is internally provided with vibration data of different road surfaces of the vehicle, and is used for carrying out rapid comparison analysis on the vibration data and the data collected by the data acquisition module.

Preferably, the data acquisition and analysis module further comprises a data output module for outputting and storing the analyzed data.

Preferably, the data acquisition module further comprises an air speed sensor and a temperature and humidity sensor, wherein the air speed sensor and the temperature and humidity sensor are electrically connected with the central processing unit and are used for acquiring the conditions of air speed and temperature and humidity in the running process of the test vehicle and collecting external conditions during running.

Compared with the prior art, the invention has the following beneficial effects:

1. this vehicle road test detecting system, when needing to carry out the analysis detection to the state of vehicle body vibrations under the vehicle driving state, through driving the vehicle into the test highway section, and set up the road surface of different grade type, cement road surface, rubble road surface, the road surface of different grade types such as asphalt road surface, the vehicle in-process of traveling, distance sensor of vehicle bottom installation can the distance between real-time detection vehicle chassis and the road surface, obtain the fluctuation picture of vehicle vibrations, the information of gathering collects the analysis through central processing unit, and compare the analysis with the normal data of storage in the data memory module, and carry display module through wireless transmission module, it carries out audio-visual observation to be convenient for detection personnel.

Drawings

FIG. 1 is a block diagram of the system of the present invention.

In the figure: 1. a distance sensor module; 2. a position location module; 3. a speed sensor module; 4. a wind speed sensor; 5. a temperature and humidity sensor; 6. a central processing unit; 7. a wireless transmission module; 8. a data output module; 9. a data memory module; 10. and a display module.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1, a vehicle road test detection system includes a data acquisition module, a processor module and a data acquisition and analysis module; the data acquisition device comprises adistance sensor module 1, wherein thedistance sensor module 1 is installed at the bottom of a vehicle to be detected and used for monitoring the distance between a vehicle chassis and the ground; the processor module comprises acentral processing unit 6 and adata storage module 9, thedata storage module 9 is electrically connected with thecentral processing unit 6, thecentral processing unit 6 is electrically connected with thedistance sensor module 1 and used for receiving the acquired information of thedistance sensor module 1, thecentral processing unit 6 is electrically connected with the data acquisition and analysis module through awireless transmission module 7 and used for transmitting the information acquired by the acquisition module to the data acquisition and analysis module after being processed by thecentral processing unit 6; the data acquisition and analysis module comprises adisplay module 10 for displaying analysis information in time.

When the state of vehicle body vibrations under the vehicle driving state needs to be analyzed and detected, through driving the vehicle into the test highway section, and set up the road surface of different grade type, cement road surface, rubble road surface, the road surface of different grade types such as asphalt road surface, the vehicle in-process of traveling, the distance sensor of vehicle bottom installation can real-time detection vehicle chassis and the distance between the road surface, obtain the fluctuation picture of vehicle vibrations, the information of gathering collects the analysis through central processing unit, and compare the analysis with the normal data of storing in the data memory module, and carry display module through wireless transmission module, the detection personnel of being convenient for carry out audio-visual observation.

In this embodiment, thedistance sensor modules 1 are provided in three numbers, and are respectively installed at a position near a front wheel axle, a rear wheel axle and a middle portion of the vehicle to be measured, so as to collect distances between different positions of the vehicle and the ground in a driving state.

The shock absorption of the position of the front wheel shaft, the shock absorption of the position of the rear wheel shaft and the shock absorption effect of the whole chassis of the vehicle are collected in real time, the whole shock absorption performance of the vehicle is convenient to analyze, and corresponding adjustment is carried out on the front shock absorption and the rear shock absorption.

In this embodiment, the data acquisition module further includes a position locatingmodule 2, and theposition locating module 2 is electrically connected with thecentral processing unit 6 and is used for acquiring information of the walking position of the vehicle.

The driving position of the vehicle is marked, so that real-time analysis can be conveniently carried out according to road conditions of different road sections.

In this embodiment, the data acquisition module further includes aspeed sensor module 3, and thespeed sensor module 3 is electrically connected with thecentral processing unit 6 and is used for acquiring and detecting the real-time running speed of the vehicle.

The vibration of the vehicle is analyzed by combining the running speed of the vehicle, and the overall vibration absorption performance of the vehicle is more accurately analyzed.

In this embodiment, thedata storage module 9 is provided with vibration data of different road surfaces of the vehicle, and is used for performing rapid comparison analysis on the vibration data and the data collected by the data acquisition module.

In this embodiment, the data acquisition and analysis module further includes adata output module 8, configured to output and store the analyzed data.

In this embodiment, the data acquisition module further includes anair speed sensor 4 and a temperature and humidity sensor 5, theair speed sensor 4 and the temperature and humidity sensor 5 are both electrically connected with thecentral processing unit 6, and are used for acquiring the conditions of air speed and temperature and humidity during the running process of the test vehicle and collecting the external conditions during the running process.

And the information of the external environment and the influence on the road conditions is collected, and the analysis and description are more accurate.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (7)

1. A vehicle road test detection system is characterized in that: the system comprises a data acquisition module, a processor module and a data acquisition and analysis module;

the data acquisition module comprises a distance sensor module, and the distance sensor module is arranged at the bottom of the vehicle to be detected and used for monitoring the distance between a vehicle chassis and the ground;

the processor module comprises a central processing unit and a data storage module, the data storage module is electrically connected with the central processing unit, the central processing unit is electrically connected with the distance sensor module and is used for receiving the acquired information of the distance sensor module, and the central processing unit is electrically connected with the data acquisition and analysis module through the wireless transmission module and is used for transmitting the information acquired by the acquisition module to the data acquisition and analysis module after being processed by the central processing unit; the data acquisition and analysis module comprises a display module for displaying analysis information in time.

2. The vehicle road test detection system according to claim 1, characterized in that: the distance sensor modules are arranged in three numbers, are respectively arranged at positions, close to a front wheel shaft, a rear wheel shaft and the middle of the vehicle to be detected, and are used for collecting the distances between different positions of the vehicle and the ground in a running state.

3. The vehicle road test detection system according to claim 1, characterized in that: the data acquisition module further comprises a position positioning module, and the position positioning module is electrically connected with the central processing unit and used for acquiring information of the walking position of the vehicle.

4. The vehicle road test detection system according to claim 1, characterized in that: the data acquisition module further comprises a speed sensor module, and the speed sensor module is electrically connected with the central processing unit and used for acquiring and detecting the real-time running speed of the vehicle.

5. The vehicle road test detection system according to claim 1, characterized in that: the data storage module is internally provided with vibration data of different road surfaces of the vehicle and is used for carrying out rapid comparison analysis on the vibration data and the data collected by the data acquisition module.

6. The vehicle road test detection system according to claim 1, characterized in that: the data acquisition and analysis module further comprises a data output module for outputting and storing the analyzed data.

7. The vehicle road test detection system according to claim 1, characterized in that: the data acquisition module further comprises an air speed sensor and a temperature and humidity sensor, wherein the air speed sensor and the temperature and humidity sensor are electrically connected with the central processing unit and are used for acquiring the conditions of air speed and temperature and humidity in the running process of the test vehicle and collecting external conditions during running.

Images