CN112924191B - Vehicle stability and safety diagnostic system based on Internet of vehicles - Google Patents

Abstract

The invention provides a vehicle stability and safety diagnosis system based on an internet of vehicles, which comprises a detection area for monitoring parking, a fixed module arranged in the detection area and used for fixing a vehicle in the checking and diagnosis process, a detection module used for performing sound-electricity detection on a vehicle chassis, a determination module used for performing contrast detection on the stability of the vehicle, a moving module used for driving the fixed module to move, and a diagnosis module movably arranged in the fixed module and used for shooting and capturing images of abnormal detection areas of the detection module and further uploading the images to a server for analysis and diagnosis. The safety diagnosis system has high intelligence and high reaction speed, thereby effectively ensuring the accurate detection and diagnosis of the safety and the accuracy of the automobile.

Description

Vehicle stability and safety diagnostic system based on Internet of vehicles

Technical Field

The invention belongs to the technical field of automobile intelligent measurement, and particularly relates to a vehicle stability and safety diagnosis system based on an internet of vehicles.

Background

The automobile comprehensive performance detection line is an automobile detection system which comprehensively applies modern detection technology, electronic technology and computer application technology to perform nondissuctive detection and diagnosis on automobiles. The detection line can be divided into three sections, the first section is used for detecting the speed, tail gas and chassis, the second section is used for detecting the braking performance and comprises a shaft weight measuring table and a braking test table, and the third section is used for measuring items such as sideslip, light and sound level, and is also arranged in the section if chassis power measurement or transmitter test is available. After the automobile is on line, the LED dot matrix display screen provides instructions, and a driver operates according to the prompt of the display screen. The detection process comprises the steps that the vehicle information of the vehicle to be detected is firstly logged into a login computer, and all the vehicles to be detected are queued in the login computer. When the first station is found to be idle, the vehicle is prompted to get on line. When the established driving shaft enters the speed test table, the lifting plate of the speed test table descends under the control of the main control computer, meanwhile, a speed measuring prompt appears on the display screen, a 40-kilometer test is generally used, namely, a driver adjusts the speed of the vehicle to 40 kilometers, and the computer records the actual speed. After the test is finished, the wheel is lifted out by the lifting plate and enters the next project. The second area is mainly used for detecting the braking performance, the main equipment is a single-shaft counter-force type roller braking test bed, and a motor is driven by an electric cabinet controlled by a main control computer signal. And then, entering a third station, mainly detecting light, finishing by using a light tester, and detecting sideslip when the automobile is driven out. After the detection is finished, the main control computer transmits the data to the data computer, and the data computer prints the data according to a certain format and stores the data into a database for later inquiry. And a plurality of automobiles can be allowed to detect at the same time, so that the efficiency is higher.

The experiment team browses and researches a large amount of related recorded data for a long time aiming at a parking system and a traffic coordination technology, meanwhile depends on related resources, conducts a large amount of related experiments, finds existing prior arts such as KR101696896B1, KR100851030B1, CN110466450B and CN107379898B through a large amount of searches, and for example, an automobile safety detection system in the prior art comprises: the system comprises a vehicle-mounted control terminal, a vehicle-mounted T-box terminal, vehicle-mounted safety hardware devices and a CAN bus, wherein the vehicle-mounted control terminal is configured to send a vehicle safety detection instruction to the vehicle-mounted T-box terminal, the vehicle-mounted T-box terminal is configured to respond to the vehicle safety detection instruction, directly read hardware state information of at least one vehicle-mounted safety hardware device and indirectly read hardware state information of each common hardware module on a vehicle through the CAN bus, and the vehicle-mounted control terminal is further configured to receive the hardware state information reported by the vehicle-mounted T-box terminal and execute safety detection operation according to the hardware state information reported by the vehicle-mounted T-box terminal. However, the intelligence degree and the convenience degree of the safety diagnosis system for people in the prior art need to be improved.

In order to solve the problems that the detection time is long in the field; the detection process is complex and requires a large amount of manual operation; the invention has the problems of low intelligence, low detection accuracy and the like.

Disclosure of Invention

The invention aims to provide a vehicle stability and safety diagnosis system based on an internet of vehicles, aiming at the defects of the existing parking system.

In order to overcome the defects of the prior art, the invention adopts the following technical scheme:

optionally, a diagnostic system of vehicle stability and security based on car networking, including parking carry out monitoring work the detection zone, set up in the detection zone is right the car carries out fixed module fixed, right in the inspection diagnosis process the vehicle chassis carries out the detection module that the sound electricity detected, right the vehicle stability carries out the survey module and the drive that contrast detected the fixed module carries out removal module, activity set up in fixed module is right the detection module detects abnormal area and shoots and gets for the image and further upload to the diagnostic module that the server carries out analysis and diagnosis.

Optionally, the fixing module includes four fixing units which are uniformly distributed in the detection area and respectively fix the automobile tires, and a detection plate which is arranged opposite to the automobile chassis.

Optionally, the fixing unit includes baffles arranged on two sides of the wheel relatively and a driving unit for driving the baffles to move forward and then fix the wheel between the two baffles.

Optionally, the detection module includes at least one detection unit movably disposed on the detection board and a movable mechanism for driving the detection unit to detect whether the automobile structure is damaged, where the detection unit includes an ultrasonic probe, a light generation device, and a light signal receiving device.

Optionally, the measuring module includes a rolling belt mechanism disposed on the fixing plate, a sensing device for detecting rotation of the rolling belt, and a servo mechanism for driving the rolling belt to rotate at a predetermined intensity.

Optionally, the diagnosis module includes a camera device for further image acquisition and detection, a moving mechanism for fixing the camera device and driving the camera device to move to a target area for further image capture, analysis and diagnosis of the vehicle, a light mechanism disposed on the moving mechanism for providing a light source for the camera device, and a server for receiving image information captured by the camera device and further analyzing, processing and judging corresponding displacement conditions, wherein the server generates the diagnosis information of the automobile and uploads the diagnosis information to the target terminal equipment for the driver to view, the moving mechanism comprises a fixed seat, a horizontal driving unit and a lifting driving unit, wherein the fixed seat is arranged on the side wall of at least one end of the detection area and is used for fixing the ray device, the horizontal driving unit drives the fixed seat to horizontally move relative to the detection area, and the lifting driving unit drives the fixed seat to vertically lift and displace relative to the detection area.

Optionally, the horizontal drive unit includes that wherein one end is connected fixing base and parallel ground set up first electric telescopic handle, fixed connection the movable block of the first electric telescopic handle other end, wherein one end fixed connection in fixing base and perpendicular the transfer line that ground set up with be fixed in the transmission block of the transfer line other end and with the further drive of transmission block transmission cooperation the transmission block is followed telescopic link transmission direction carries out the second electric telescopic handle of displacement and set up in the drive of the relative both sides wall of detection area the fixing base is parallel ground and perpendicular first electric telescopic handle direction carries out horizontal migration's drive mechanism.

Optionally, the lifting driving unit includes a first lead screw movably fixed at one end of the transmission mechanism, a second lead screw movably fixed at the other end of the transmission mechanism, a first lead screw motor driving the first lead screw to rotate and a second lead screw motor driving the second lead screw to rotate, and the first lead screw and the second lead screw are fixed on the wall through at least two bearing seats respectively.

The beneficial effects obtained by the invention are as follows:

1. carry out intelligence guide to the detection area to the vehicle, carry out accurate position adjustment to the car automatically and detect.

2. And detecting through multiple detection modes to further obtain the accurate condition of the vehicle.

3. The automobile detection time is effectively reduced, and the detection efficiency is high.

4. The manual labor force is reduced through intelligent automatic detection, and the working efficiency of the diagnosis system is effectively improved.

Drawings

The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a modular schematic diagram of the Internet of vehicles based vehicle stability and safety diagnostic system of the present invention.

Fig. 2 is a schematic flow chart of the moving mechanism of the present invention.

FIG. 3 is a schematic flow chart of the detecting unit of the present invention.

Fig. 4 is a schematic structural diagram of the lifting driving device of the present invention.

Fig. 5 is a schematic structural view of the baffle of the present invention.

Fig. 6 is a schematic diagram comparing the experimental effect of the stability and safety diagnostic system of the present invention with that of the prior art.

Detailed Description

In order to make the objects and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or assembly referred to must have a specific orientation.

The first embodiment is as follows:

the embodiment constructs a vehicle stability and safety diagnosis system of a detection system for carrying out intelligent automatic detection and multi-mode accurate detection on the safety of an automobile chassis;

a diagnosis system for vehicle stability and safety based on the Internet of vehicles comprises a detection area for monitoring the parking of a vehicle, a fixed module arranged in the detection area and used for fixing the vehicle in the checking and diagnosis process, a detection module for performing sound-electricity detection on a vehicle chassis, a determination module for performing comparison detection on the vehicle stability, a moving module for driving the fixed module to move, and a diagnosis module movably arranged in the fixed module and used for shooting and imaging abnormal detection areas of the detection module and further uploading the shot images to a server for analysis and diagnosis, wherein the fixed module comprises four fixed units which are uniformly distributed in the detection area and respectively used for fixing the vehicle tires and a detection plate which is arranged opposite to the vehicle chassis, the fixed units comprise baffle plates which are arranged at two sides of the vehicle wheels relatively and a driving unit which drives the baffle plates to move further to fix the vehicle wheels between the two baffle plates, the detection module comprises at least one detection unit movably arranged on the detection plate and a movable mechanism for driving the detection unit to detect whether an automobile structure is damaged or not on the detection plate, wherein the detection unit comprises an ultrasonic probe, a light generation device and an optical signal receiving device, the determination module comprises a rolling belt mechanism arranged on the fixed plate, a sensing device for detecting the rotation of the rolling belt and a servo mechanism for driving the rolling belt to rotate and drive at a preset intensity, the diagnosis module comprises a camera device for further image acquisition and detection, a moving mechanism for fixing the camera device and driving the camera device to be transferred to a target area for carrying out image acquisition and further analysis and diagnosis on the automobile, a light mechanism arranged on the moving mechanism for improving a light source for the camera device and a picture information received by the camera device for further analysis, processing and judgment of corresponding displacement conditions The server, wherein, the server generates the diagnostic information of car and upload to target terminal equipment and supply the driver to look over, moving mechanism including set up in detection area at least one end lateral wall and be used for fixed ray device's fixing base, drive the fixing base for detection area carries out horizontal migration's horizontal drive unit and drive the fixing base for detection area carries out the lift drive unit of vertical lift displacement, horizontal drive unit includes that wherein one end is connected the first electric telescopic handle of fixing base and parallel ground setting, fixed connection the movable block of the first electric telescopic handle other end, wherein one end fixed connection in the fixing base and perpendicular the transfer line that ground set up and be fixed in the transfer line other end the transmission block and with the transmission block transmission cooperation further drive the transmission block is followed the telescopic link transmission direction carries out the second electric telescopic handle of displacement and set up in the transmission block transmission direction carries out the second electric telescopic handle of displacement and set up in The lifting driving unit comprises a first lead screw movably fixed at one end of the transmission mechanism, a second lead screw movably fixed at the other end of the transmission mechanism, a first lead screw motor driving the first lead screw to rotate and a second lead screw motor driving the second lead screw to rotate, and the first lead screw and the second lead screw are fixed on the wall through at least two bearing seats respectively;

the diagnostic system also comprises a control device for controlling the working conditions of all electric devices in the diagnostic system through electrical connection, the fixing module comprises four fixing units which are uniformly distributed in the detection area and respectively fix the automobile tires and a detection board which is arranged opposite to an automobile chassis, the fixing units comprise baffles which are oppositely arranged at two sides of a wheel, a driving unit for driving the baffles to move forward and further fix the wheel between the two baffles and a lifting mechanism for driving the baffles to lift and move the automobile relative to the detection board, the detection module comprises at least one detection unit which is movably arranged on the detection board, and the detection unit comprises an ultrasonic probe, a light generating device and a light signal receiving device which are arranged on the detection board and used for detecting whether the automobile structure is damaged or not, the fixing unit comprises a first baffle and a second baffle which are oppositely arranged at two sides of the wheel and are vertical to the detection plate;

the monitoring area is an area which comprises at least a pair of oppositely arranged enclosing walls and is used for holding the automobile to carry out detection and diagnosis, a sunken area which is larger than the contact area of the wheels and the ground is arranged on the position, opposite to the wheels, of the automobile on the detection plate, a bottom plate is arranged in the sunken area in a matched mode, the upper surface of the bottom plate and the non-sunken area of the detection plate are at the same level, a cavity structure is arranged in the bottom plate, an opening slide way is arranged at the upper end of the bottom plate, a matching block which is movably matched with the inner wall of the opening slide way is arranged at one end of the baffle plate in an extending mode, a first matching block is arranged on the first baffle plate in an opposite mode, a second matching block is arranged on the second baffle plate in an opposite mode, the driving unit comprises telescopic rod devices which are respectively arranged at two ends of the opening slide way, and a first telescopic rod device is fixedly arranged at one end of the opening slide way, the other end of the opening slideway is fixedly provided with a second telescopic rod device, the first telescopic rod device and the second telescopic rod device move towards opposite directions, the first telescopic rod device is fixed on the first matching block through welding, clamping and/or bolt connection, the first telescopic rod device drives the first baffle plate to move in the opening slideway in a matching way, the second telescopic rod device is fixed on the second matching block through welding, clamping and/or bolt connection, the second telescopic rod device drives the second baffle plate to move in the opening slideway in a matching way, the first baffle plate and the second baffle plate are respectively provided with a plurality of pressure sensors, the pressure sensors are preset by technicians in the field to preset pressure values generated by contacting with the tire, when the pressure sensors reach the preset pressure values, the pressure sensor sends a stop signal to the control device, the control device further controls the telescopic rod device on the baffle plate where the pressure sensor is located to stop extending work, the first baffle plate and the second baffle plate fix the wheel with a fixed pressure value, friction grain structures are arranged at the contact ends of the first baffle plate and the second baffle plate and the wheel, and further the fixing strength of the baffle plate to the automobile is improved, the fixing module further comprises a first protruding block and a second protruding block which are respectively vertical to the first baffle plate and the second baffle plate and are sequentially arranged at the two opposite ends of the bottom plate where the baffle plate is not arranged, open grooves for accommodating the first protruding block and the second protruding block are respectively arranged on the bottom plate, the first protruding block is arranged in the first groove, the second protruding block is arranged in the second groove, and a third telescopic rod device is fixedly arranged at the bottom of the first groove, the bottom of the second groove is fixedly provided with a fourth telescopic rod device, the third telescopic rod device is fixedly connected to the bottom of the first protruding block and further drives the first protruding block to extend out of the upper end of the bottom plate to abut against and fix the front end of a wheel, the fourth telescopic rod device is fixedly connected to the bottom of the second protruding block and further drives the second protruding block to extend out of the upper end of the bottom plate to abut against and fix the rear end of the wheel, the distance between the first protruding block and the second protruding block is not less than the diameter length of the wheel, the bottom end of the bottom plate and a concave area opposite to the bottom end of the bottom plate are connected through a lifting driving device, the lifting driving device is a lifting machine in the prior art, and repeated description is omitted, the automobile is moved to be above a preset distance of the detection plate under the driving of the lifting driving device, and further accurate detection of a certain distance of the detection unit on an automobile chassis is realized, the detection unit comprises a shell, wherein an ultrasonic sound probe for generating an ultrasonic signal with preset intensity and further receiving the ultrasonic signal reflected by the chassis, a light generating device for generating an optical signal with preset intensity and a light signal receiving device adjacently arranged on the light generating device and further receiving the light signal of the light reflected light signal are respectively arranged at one end of the shell opposite to the bottom plate, the light signal receiving device is respectively connected with a processor in the ultrasonic sound probe in a signal mode, the processor receives the ultrasonic reflected signal received by the ultrasonic sound probe and the reflected light signal received by the light signal receiving device, and the processor further calculates, analyzes and processes the received signals to obtain digital information corresponding to the signals and intensity of the reflected ultrasonic signal corresponding to the chassis which is qualified in safety and is obtained by a person skilled in the art through a large number of experimental training under the same detection condition of a safety diagnosis system The detection unit shells are uniformly distributed and movably arranged on the detection plate through corresponding fixing seats to further detect the automobile chassis, the number of the detection units is in direct proportion to the detection accuracy of the detection module, the number of the detection units can be selected by technicians in the field according to actual requirements without limitation, a plurality of fifth telescopic rod devices matched with the number of the detection units are fixedly arranged on the chassis, at least one distance sensor is further arranged at one end of the shell opposite to the chassis, and the distance sensor is in signal connection with the driving ends of the fifth telescopic rod devices to further realize that the detection unit detects the specific position of the chassis at a preset detection distance, the detection error is effectively reduced, the distance sensor is preset with a preset detection distance by a technician in the field, and then the distance sensor further drives the quantitative telescopic displacement of the fifth telescopic rod device according to the relative distance between the distance sensor and the chassis and controls the detection unit to carry out detection work when the shell moves to the preset distance between the distance sensor and the chassis.

Example two:

the embodiment constructs a detection system for further problem identification by precisely moving the region detected by the detection unit to the corresponding region;

a diagnosis system for vehicle stability and safety based on the Internet of vehicles comprises a detection area for monitoring the parking of a vehicle, a fixed module arranged in the detection area and used for fixing the vehicle in the checking and diagnosis process, a detection module for performing sound-electricity detection on a vehicle chassis, a determination module for performing comparison detection on the vehicle stability, a moving module for driving the fixed module to move, and a diagnosis module movably arranged in the fixed module and used for shooting and imaging abnormal detection areas of the detection module and further uploading the shot images to a server for analysis and diagnosis, wherein the fixed module comprises four fixed units which are uniformly distributed in the detection area and respectively used for fixing the vehicle tires and a detection plate which is arranged opposite to the vehicle chassis, the fixed units comprise baffle plates which are arranged at two sides of the vehicle wheels relatively and a driving unit which drives the baffle plates to move further to fix the vehicle wheels between the two baffle plates, the detection module comprises at least one detection unit movably arranged on the detection plate and a movable mechanism for driving the detection unit to detect whether an automobile structure is damaged or not on the detection plate, wherein the detection unit comprises an ultrasonic probe, a light generation device and an optical signal receiving device, the determination module comprises a rolling belt mechanism arranged on the fixed plate, a sensing device for detecting the rotation of the rolling belt and a servo mechanism for driving the rolling belt to rotate and drive at a preset intensity, the diagnosis module comprises a camera device for further image acquisition and detection, a moving mechanism for fixing the camera device and driving the camera device to be transferred to a target area for carrying out image acquisition and further analysis and diagnosis on the automobile, a light mechanism arranged on the moving mechanism for improving a light source for the camera device and a picture information received by the camera device for further analysis, processing and judgment of corresponding displacement conditions The server, wherein, the server generates the diagnostic information of car and upload to target terminal equipment and supply the driver to look over, moving mechanism including set up in detection area at least one end lateral wall and be used for fixed ray device's fixing base, drive the fixing base for detection area carries out horizontal migration's horizontal drive unit and drive the fixing base for detection area carries out the lift drive unit of vertical lift displacement, horizontal drive unit includes that wherein one end is connected the first electric telescopic handle of fixing base and parallel ground setting, fixed connection the movable block of the first electric telescopic handle other end, wherein one end fixed connection in the fixing base and perpendicular the transfer line that ground set up and be fixed in the transfer line other end the transmission block and with the transmission block transmission cooperation further drive the transmission block is followed the telescopic link transmission direction carries out the second electric telescopic handle of displacement and set up in the transmission block transmission direction carries out the second electric telescopic handle of displacement and set up in The lifting driving unit comprises a first lead screw movably fixed at one end of the transmission mechanism, a second lead screw movably fixed at the other end of the transmission mechanism, a first lead screw motor driving the first lead screw to rotate and a second lead screw motor driving the second lead screw to rotate, and the first lead screw and the second lead screw are fixed on the wall through at least two bearing seats respectively;

the diagnostic system also comprises a control device for controlling the working conditions of all electric devices in the diagnostic system through electrical connection, the fixing module comprises four fixing units which are uniformly distributed in the detection area and respectively fix the automobile tires and a detection board which is arranged opposite to an automobile chassis, the fixing units comprise baffles which are oppositely arranged at two sides of a wheel, a driving unit for driving the baffles to move forward and further fix the wheel between the two baffles and a lifting mechanism for driving the baffles to lift and move the automobile relative to the detection board, the detection module comprises at least one detection unit which is movably arranged on the detection board, and the detection unit comprises an ultrasonic probe, a light generating device and a light signal receiving device which are arranged on the detection board and used for detecting whether the automobile structure is damaged or not, the fixing unit comprises a first baffle and a second baffle which are oppositely arranged at two sides of the wheel and are vertical to the detection plate;

the monitoring area is an area which comprises at least a pair of oppositely arranged enclosing walls and is used for holding the automobile to carry out detection and diagnosis, a sunken area which is larger than the contact area of the wheels and the ground is arranged on the position, opposite to the wheels, of the automobile on the detection plate, a bottom plate is arranged in the sunken area in a matched mode, the upper surface of the bottom plate and the non-sunken area of the detection plate are at the same level, a cavity structure is arranged in the bottom plate, an opening slide way is arranged at the upper end of the bottom plate, a matching block which is movably matched with the inner wall of the opening slide way is arranged at one end of the baffle plate in an extending mode, a first matching block is arranged on the first baffle plate in an opposite mode, a second matching block is arranged on the second baffle plate in an opposite mode, the driving unit comprises telescopic rod devices which are respectively arranged at two ends of the opening slide way, and a first telescopic rod device is fixedly arranged at one end of the opening slide way, the other end of the opening slideway is fixedly provided with a second telescopic rod device, the first telescopic rod device and the second telescopic rod device move towards opposite directions, the first telescopic rod device is fixed on the first matching block through welding, clamping and/or bolt connection, the first telescopic rod device drives the first baffle plate to move in the opening slideway in a matching way, the second telescopic rod device is fixed on the second matching block through welding, clamping and/or bolt connection, the second telescopic rod device drives the second baffle plate to move in the opening slideway in a matching way, the first baffle plate and the second baffle plate are respectively provided with a plurality of pressure sensors, the pressure sensors are preset by technicians in the field to preset pressure values generated by contacting with the tire, when the pressure sensors reach the preset pressure values, the pressure sensor sends a stop signal to the control device, the control device further controls the telescopic rod device on the baffle plate where the pressure sensor is located to stop extending work, the first baffle plate and the second baffle plate fix the wheel with a fixed pressure value, friction grain structures are arranged at the contact ends of the first baffle plate and the second baffle plate and the wheel, and further the fixing strength of the baffle plate to the automobile is improved, the fixing module further comprises a first protruding block and a second protruding block which are respectively vertical to the first baffle plate and the second baffle plate and are sequentially arranged at the two opposite ends of the bottom plate where the baffle plate is not arranged, open grooves for accommodating the first protruding block and the second protruding block are respectively arranged on the bottom plate, the first protruding block is arranged in the first groove, the second protruding block is arranged in the second groove, and a third telescopic rod device is fixedly arranged at the bottom of the first groove, the bottom of the second groove is fixedly provided with a fourth telescopic rod device, the third telescopic rod device is fixedly connected to the bottom of the first protruding block and further drives the first protruding block to extend out of the upper end of the bottom plate to abut against and fix the front end of a wheel, the fourth telescopic rod device is fixedly connected to the bottom of the second protruding block and further drives the second protruding block to extend out of the upper end of the bottom plate to abut against and fix the rear end of the wheel, the distance between the first protruding block and the second protruding block is not less than the diameter length of the wheel, the bottom end of the bottom plate and a concave area opposite to the bottom end of the bottom plate are connected through a lifting driving device, the lifting driving device is a lifting machine in the prior art, and repeated description is omitted, the automobile is moved to be above a preset distance of the detection plate under the driving of the lifting driving device, and further accurate detection of a certain distance of the detection unit on an automobile chassis is realized, the detection unit comprises a shell, wherein an ultrasonic sound probe for generating an ultrasonic signal with preset intensity and further receiving the ultrasonic signal reflected by the chassis, a light generating device for generating an optical signal with preset intensity and a light signal receiving device adjacently arranged on the light generating device and further receiving the light signal of the light reflected light signal are respectively arranged at one end of the shell opposite to the bottom plate, the light signal receiving device is respectively connected with a processor in the ultrasonic sound probe in a signal mode, the processor receives the ultrasonic reflected signal received by the ultrasonic sound probe and the reflected light signal received by the light signal receiving device, and the processor further calculates, analyzes and processes the received signals to obtain digital information corresponding to the signals and intensity of the reflected ultrasonic signal corresponding to the chassis which is qualified in safety and is obtained by a person skilled in the art through a large number of experimental training under the same detection condition of a safety diagnosis system The detection unit shells are uniformly distributed and movably arranged on the detection plate through corresponding fixing seats to further detect the automobile chassis, the number of the detection units is in direct proportion to the detection accuracy of the detection module, the number of the detection units can be selected by technicians in the field according to actual requirements without limitation, a plurality of fifth telescopic rod devices matched with the number of the detection units are fixedly arranged on the chassis, at least one distance sensor is further arranged at one end of the shell opposite to the chassis, and the distance sensor is in signal connection with the driving ends of the fifth telescopic rod devices to further realize that the detection unit detects the specific position of the chassis at a preset detection distance, the detection error is effectively reduced, a preset detection distance is preset by a distance sensor by a person skilled in the art, and then the distance sensor further drives the quantitative telescopic displacement of the fifth telescopic rod device according to the relative distance between the distance sensor and the chassis and controls the detection unit to carry out detection work when the shell moves to the preset distance between the distance sensor and the chassis;

the diagnosis module comprises a camera device for acquiring picture information of corresponding positions of the chassis, a moving mechanism for fixing the camera device and driving the camera device to be transferred to a target area to further analyze and diagnose the image of the automobile, a light mechanism arranged on the moving mechanism for improving a light source for the camera device, and a server for receiving the picture information shot by the camera device, further analyzing, processing and judging corresponding displacement conditions, wherein the server is connected with the control device through a communication signal, generates diagnosis information of the automobile and is connected with target terminal equipment in the automobile through an internet of vehicles communication link so as to send the automobile diagnosis information to the target terminal equipment for a driver to check, and picture characteristic data corresponding to historical chassis fault phenomena are stored in advance by technicians in the field in the server, the server further performs gray level processing and feature extraction on the picture of the camera device and further performs similarity analysis with picture feature data in the server to confirm a specific fault phenomenon corresponding to a chassis fault picture shot by the camera device, so as to further accurately determine the chassis damage condition;

moving mechanism including the activity set up in at least one end lateral wall of detection area just is used for fixed camera device's fixing base, drive the fixing base for horizontal migration's horizontal drive unit and drive are carried out to the detection area the fixing base for the detection area carries out the lift drive unit of vertical lift displacement, horizontal drive unit includes that wherein one end is connected the first electric telescopic handle, the fixed connection of fixing base and parallel ground setting the movable block of the first electric telescopic handle other end, one end fixed connection wherein in fixing base and perpendicular the transfer line of the branch that ground set up, be fixed in the transmission block of the transfer line other end and with the further drive of transmission block transmission cooperation drive the drive belt is followed first electric telescopic handle transmission direction carries out the second electric telescopic handle of displacement, set up in the relative both sides wall drive of detection area the fixing base is parallel ground and perpendicular first electric telescopic handle transmission direction carries out the drive of displacement The transmission mechanism is movably fixed on the first lead screw and is in transmission fit with the external thread of the first lead screw, the second moving block is movably fixed on the second lead screw and is in transmission fit with the external thread of the second lead screw, and the connecting rod is oppositely arranged between the first moving block and the second moving block, the moving block is movably arranged on the connecting rod through a slideway, a telescopic device is connected between the first moving block and the moving block so as to drive the moving block to horizontally move along the connecting rod and further realize the displacement of the camera device along the connecting rod direction, the telescopic device is preferably an air cylinder driven telescopic device in the prior art, and the first electric telescopic rod and the second electric telescopic rod are jointly matched to drive the displacement of the camera device along the wall direction, the lifting driving unit comprises a first lead screw movably fixed at one end of the transmission mechanism, a second lead screw movably fixed at the other end of the transmission mechanism, a first lead screw motor and a second lead screw motor, the first lead screw and the second lead screw are arranged vertical to the ground, wherein two ends of the first lead screw are respectively fixed on the wall through first bearings, two ends of the second lead screw are respectively fixed on the wall through second bearing blocks, the first lead screw motor is connected to one end of the first lead screw to drive the first lead screw to rotate and drive the first lead screw, the second lead screw motor is connected to one end of the second lead screw so as to drive the rotary driving motion of the second lead screw, the camera device is driven to move up and down through the rotation of the first lead screw motor and the second lead screw motor, the telescopic device drives the movable block to move so as to realize that the movable block moves relatively parallel to the wall;

and according to the detection unit position corresponding to the unqualified detection unit, the control device drives the diagnosis module to the unqualified detection unit position so as to further diagnose the unqualified chassis position in detail, thereby realizing the accurate detection of the diagnosis system.

Example three:

according to the embodiment, a measuring module for intelligently and automatically carrying out stable and safe work on the automobile brake function is constructed;

a diagnosis system for vehicle stability and safety based on the Internet of vehicles comprises a detection area for monitoring the parking of a vehicle, a fixed module arranged in the detection area and used for fixing the vehicle in the checking and diagnosis process, a detection module for performing sound-electricity detection on a vehicle chassis, a determination module for performing comparison detection on the vehicle stability, a moving module for driving the fixed module to move, and a diagnosis module movably arranged in the fixed module and used for shooting and imaging abnormal detection areas of the detection module and further uploading the shot images to a server for analysis and diagnosis, wherein the fixed module comprises four fixed units which are uniformly distributed in the detection area and respectively used for fixing the vehicle tires and a detection plate which is arranged opposite to the vehicle chassis, the fixed units comprise baffle plates which are arranged at two sides of the vehicle wheels relatively and a driving unit which drives the baffle plates to move further to fix the vehicle wheels between the two baffle plates, the detection module comprises at least one detection unit movably arranged on the detection plate and a movable mechanism for driving the detection unit to detect whether an automobile structure is damaged or not on the detection plate, wherein the detection unit comprises an ultrasonic probe, a light generation device and an optical signal receiving device, the determination module comprises a rolling belt mechanism arranged on the fixed plate, a sensing device for detecting the rotation of the rolling belt and a servo mechanism for driving the rolling belt to rotate and drive at a preset intensity, the diagnosis module comprises a camera device for further image acquisition and detection, a moving mechanism for fixing the camera device and driving the camera device to be transferred to a target area for carrying out image acquisition and further analysis and diagnosis on the automobile, a light mechanism arranged on the moving mechanism for improving a light source for the camera device and a picture information received by the camera device for further analysis, processing and judgment of corresponding displacement conditions The server, wherein, the server generates the diagnostic information of car and upload to target terminal equipment and supply the driver to look over, moving mechanism including set up in detection area at least one end lateral wall and be used for fixed ray device's fixing base, drive the fixing base for detection area carries out horizontal migration's horizontal drive unit and drive the fixing base for detection area carries out the lift drive unit of vertical lift displacement, horizontal drive unit includes that wherein one end is connected the first electric telescopic handle of fixing base and parallel ground setting, fixed connection the movable block of the first electric telescopic handle other end, wherein one end fixed connection in the fixing base and perpendicular the transfer line that ground set up and be fixed in the transfer line other end the transmission block and with the transmission block transmission cooperation further drive the transmission block is followed the telescopic link transmission direction carries out the second electric telescopic handle of displacement and set up in the transmission block transmission direction carries out the second electric telescopic handle of displacement and set up in The lifting driving unit comprises a first lead screw movably fixed at one end of the transmission mechanism, a second lead screw movably fixed at the other end of the transmission mechanism, a first lead screw motor driving the first lead screw to rotate and a second lead screw motor driving the second lead screw to rotate, and the first lead screw and the second lead screw are fixed on the wall through at least two bearing seats respectively;

the diagnostic system also comprises a control device for controlling the working conditions of all electric devices in the diagnostic system through electrical connection, the fixing module comprises four fixing units which are uniformly distributed in the detection area and respectively fix the automobile tires and a detection board which is arranged opposite to an automobile chassis, the fixing units comprise baffles which are oppositely arranged at two sides of a wheel, a driving unit for driving the baffles to move forward and further fix the wheel between the two baffles and a lifting mechanism for driving the baffles to lift and move the automobile relative to the detection board, the detection module comprises at least one detection unit which is movably arranged on the detection board, and the detection unit comprises an ultrasonic probe, a light generating device and a light signal receiving device which are arranged on the detection board and used for detecting whether the automobile structure is damaged or not, the fixing unit comprises a first baffle and a second baffle which are oppositely arranged at two sides of the wheel and are vertical to the detection plate;

the monitoring area is an area which comprises at least a pair of oppositely arranged enclosing walls and is used for holding the automobile to carry out detection and diagnosis, a sunken area which is larger than the contact area of the wheels and the ground is arranged on the position, opposite to the wheels, of the automobile on the detection plate, a bottom plate is arranged in the sunken area in a matched mode, the upper surface of the bottom plate and the non-sunken area of the detection plate are at the same level, a cavity structure is arranged in the bottom plate, an opening slide way is arranged at the upper end of the bottom plate, a matching block which is movably matched with the inner wall of the opening slide way is arranged at one end of the baffle plate in an extending mode, a first matching block is arranged on the first baffle plate in an opposite mode, a second matching block is arranged on the second baffle plate in an opposite mode, the driving unit comprises telescopic rod devices which are respectively arranged at two ends of the opening slide way, and a first telescopic rod device is fixedly arranged at one end of the opening slide way, the other end of the opening slideway is fixedly provided with a second telescopic rod device, the first telescopic rod device and the second telescopic rod device move towards opposite directions, the first telescopic rod device is fixed on the first matching block through welding, clamping and/or bolt connection, the first telescopic rod device drives the first baffle plate to move in the opening slideway in a matching way, the second telescopic rod device is fixed on the second matching block through welding, clamping and/or bolt connection, the second telescopic rod device drives the second baffle plate to move in the opening slideway in a matching way, the first baffle plate and the second baffle plate are respectively provided with a plurality of pressure sensors, the pressure sensors are preset by technicians in the field to preset pressure values generated by contacting with the tire, when the pressure sensors reach the preset pressure values, the pressure sensor sends a stop signal to the control device, the control device further controls the telescopic rod device on the baffle plate where the pressure sensor is located to stop extending work, the first baffle plate and the second baffle plate fix the wheel with a fixed pressure value, friction grain structures are arranged at the contact ends of the first baffle plate and the second baffle plate and the wheel, and further the fixing strength of the baffle plate to the automobile is improved, the fixing module further comprises a first protruding block and a second protruding block which are respectively vertical to the first baffle plate and the second baffle plate and are sequentially arranged at the two opposite ends of the bottom plate where the baffle plate is not arranged, open grooves for accommodating the first protruding block and the second protruding block are respectively arranged on the bottom plate, the first protruding block is arranged in the first groove, the second protruding block is arranged in the second groove, and a third telescopic rod device is fixedly arranged at the bottom of the first groove, the bottom of the second groove is fixedly provided with a fourth telescopic rod device, the third telescopic rod device is fixedly connected to the bottom of the first protruding block and further drives the first protruding block to extend out of the upper end of the bottom plate to abut against and fix the front end of a wheel, the fourth telescopic rod device is fixedly connected to the bottom of the second protruding block and further drives the second protruding block to extend out of the upper end of the bottom plate to abut against and fix the rear end of the wheel, the distance between the first protruding block and the second protruding block is not less than the diameter length of the wheel, the bottom end of the bottom plate and a concave area opposite to the bottom end of the bottom plate are connected through a lifting driving device, the lifting driving device is a lifting machine in the prior art, and repeated description is omitted, the automobile is moved to be above a preset distance of the detection plate under the driving of the lifting driving device, and further accurate detection of a certain distance of the detection unit on an automobile chassis is realized, the detection unit comprises a shell, wherein an ultrasonic sound probe for generating an ultrasonic signal with preset intensity and further receiving the ultrasonic signal reflected by the chassis, a light generating device for generating an optical signal with preset intensity and a light signal receiving device adjacently arranged on the light generating device and further receiving the light signal of the light reflected light signal are respectively arranged at one end of the shell opposite to the bottom plate, the light signal receiving device is respectively connected with a processor in the ultrasonic sound probe in a signal mode, the processor receives the ultrasonic reflected signal received by the ultrasonic sound probe and the reflected light signal received by the light signal receiving device, and the processor further calculates, analyzes and processes the received signals to obtain digital information corresponding to the signals and intensity of the reflected ultrasonic signal corresponding to the chassis which is qualified in safety and is obtained by a person skilled in the art through a large number of experimental training under the same detection condition of a safety diagnosis system The detection unit shells are uniformly distributed and movably arranged on the detection plate through corresponding fixing seats to further detect the automobile chassis, the number of the detection units is in direct proportion to the detection accuracy of the detection module, the number of the detection units can be selected by technicians in the field according to actual requirements without limitation, a plurality of fifth telescopic rod devices matched with the number of the detection units are fixedly arranged on the chassis, at least one distance sensor is further arranged at one end of the shell opposite to the chassis, and the distance sensor is in signal connection with the driving ends of the fifth telescopic rod devices to further realize that the detection unit detects the specific position of the chassis at a preset detection distance, the detection error is effectively reduced, a preset detection distance is preset by a distance sensor by a person skilled in the art, and then the distance sensor further drives the quantitative telescopic displacement of the fifth telescopic rod device according to the relative distance between the distance sensor and the chassis and controls the detection unit to carry out detection work when the shell moves to the preset distance between the distance sensor and the chassis;

the diagnosis module comprises a camera device for acquiring picture information of corresponding positions of the chassis, a moving mechanism for fixing the camera device and driving the camera device to be transferred to a target area to further analyze and diagnose the image of the automobile, a light mechanism arranged on the moving mechanism for improving a light source for the camera device, and a server for receiving the picture information shot by the camera device, further analyzing, processing and judging corresponding displacement conditions, wherein the server is connected with the control device through a communication signal, generates diagnosis information of the automobile and is connected with target terminal equipment in the automobile through an internet of vehicles communication link so as to send the automobile diagnosis information to the target terminal equipment for a driver to check, and picture characteristic data corresponding to historical chassis fault phenomena are stored in advance by technicians in the field in the server, the server further performs gray level processing and feature extraction on the picture of the camera device and further performs similarity analysis with picture feature data in the server to confirm a specific fault phenomenon corresponding to a chassis fault picture shot by the camera device, so as to further accurately determine the chassis damage condition;

moving mechanism including the activity set up in at least one end lateral wall of detection area just is used for fixed camera device's fixing base, drive the fixing base for horizontal migration's horizontal drive unit and drive are carried out to the detection area the fixing base for the detection area carries out the lift drive unit of vertical lift displacement, horizontal drive unit includes that wherein one end is connected the first electric telescopic handle, the fixed connection of fixing base and parallel ground setting the movable block of the first electric telescopic handle other end, one end fixed connection wherein in fixing base and perpendicular the transfer line of the branch that ground set up, be fixed in the transmission block of the transfer line other end and with the further drive of transmission block transmission cooperation drive the drive belt is followed first electric telescopic handle transmission direction carries out the second electric telescopic handle of displacement, set up in the relative both sides wall drive of detection area the fixing base is parallel ground and perpendicular first electric telescopic handle transmission direction carries out the drive of displacement The transmission mechanism is movably fixed on the first lead screw and is in transmission fit with the external thread of the first lead screw, the second moving block is movably fixed on the second lead screw and is in transmission fit with the external thread of the second lead screw, and the connecting rod is oppositely arranged between the first moving block and the second moving block, the moving block is movably arranged on the connecting rod through a slideway, a telescopic device is connected between the first moving block and the moving block so as to drive the moving block to horizontally move along the connecting rod and further realize the displacement of the camera device along the connecting rod direction, the telescopic device is preferably an air cylinder driven telescopic device in the prior art, and the first electric telescopic rod and the second electric telescopic rod are jointly matched to drive the displacement of the camera device along the wall direction, the lifting driving unit comprises a first lead screw movably fixed at one end of the transmission mechanism, a second lead screw movably fixed at the other end of the transmission mechanism, a first lead screw motor and a second lead screw motor, the first lead screw and the second lead screw are arranged vertical to the ground, wherein two ends of the first lead screw are respectively fixed on the wall through first bearings, two ends of the second lead screw are respectively fixed on the wall through second bearing blocks, the first lead screw motor is connected to one end of the first lead screw to drive the first lead screw to rotate and drive the first lead screw, the second lead screw motor is connected to one end of the second lead screw so as to drive the rotary driving motion of the second lead screw, the camera device is driven to move up and down through the rotation of the first lead screw motor and the second lead screw motor, the telescopic device drives the movable block to move so as to realize that the movable block moves relatively parallel to the wall;

according to the detection unit position corresponding to the unqualified detection unit, the control device drives the diagnosis module to the unqualified detection unit position so as to further diagnose the unqualified chassis position in detail, and the accurate detection of the diagnosis system is realized;

survey module including set up in rolling band mechanism on the fixed plate, be used for detecting the pivoted sensing device and the drive in rolling band the servo of rotary drive is carried out with predetermined intensity in rolling band, survey module is used for detecting car auxiliary brake's working property and then confirm the brake stability of car avoids the malfunction of car brake function to bring dangerous consequence, roll the band structure including set up in on the fixed plate and the top with a plurality of roller and the transmission of the same level height in fixed plate upper end around the tensioning in epaxial drive belt of roller, wherein the roller is driven by servo, be provided with the control on the detection zone auto wheel takes place pivoted at least one displacement sensor's sensing device survey module when detecting work, at first the controlling means control the baffle leaves wheel, wheel, All the lugs are contracted into the corresponding open grooves to drive the lifting driving device to contract so that the fixed plate and the top end of the detection plate are at the same horizontal height, and the control device controls the servo mechanism to rotate the driving mechanism with preset strength;

the invention effectively provides the diagnosis result of the stability and the safety of the vehicle through the automatic comprehensive multi-level inspection of the vehicle, effectively reduces the problems of large labor consumption and long detection time consumption of the diagnosis system in the prior art, realizes the high efficiency of the diagnosis work of the diagnosis system through the monitoring of a plurality of sensors and the intelligent automation technology, and has practicability.

Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.

Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, for example, well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.

In conclusion, it is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that these examples are illustrative only and are not intended to limit the scope of the invention. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.

Claims (1)

1. A vehicle stability and safety diagnosis system based on the Internet of vehicles is characterized by comprising a detection area, a fixed module, a detection module, a determination module, a driving unit and a diagnosis module, wherein the detection area is used for carrying out monitoring work when a vehicle is parked, the fixed module is arranged in the detection area and is used for fixing the vehicle in the checking and diagnosis process, the detection module is used for carrying out sound-electricity detection on a vehicle chassis, the determination module is used for carrying out comparison detection on the vehicle stability, the driving unit is used for driving the fixed module to move, and the diagnosis module is movably arranged on the fixed module and is used for shooting and capturing images of abnormal detection areas of the detection module and further uploading the images to a server for analysis and diagnosis; the diagnosis system also comprises a control device which controls the working condition of each electric device in the diagnosis system through electric connection;

the fixing module comprises four fixing units which are uniformly distributed in the detection area and are used for fixing the automobile tires respectively and a detection plate which is arranged opposite to an automobile chassis; the fixing unit comprises baffle plates which are oppositely arranged at two sides of the wheel and a driving unit which drives the baffle plates to move so as to fix the wheel between the two baffle plates; a sunken area which is larger than the contact area of the wheels and the ground is arranged on the detection plate relative to the automobile wheels, a bottom plate is arranged in the sunken area in a matched mode, and the upper surface of the bottom plate and the non-sunken area of the detection plate are at the same horizontal height;

the detection module comprises at least one detection unit movably arranged on the detection plate and a movable mechanism for driving the detection unit to detect whether the automobile structure is damaged or not on the detection plate, wherein the detection unit comprises an ultrasonic probe, a light generation device and an optical signal receiving device;

the measuring module comprises a rolling belt mechanism arranged on the bottom plate, a sensing device used for detecting the rotation of the rolling belt and a servo mechanism driving the rolling belt to rotate and drive at a preset strength;

the diagnosis module comprises a camera device for further image acquisition and detection, a moving mechanism for fixing the camera device and driving the camera device to be transferred to a target area to carry out image capture and further analysis and diagnosis on the automobile, a light mechanism arranged on the moving mechanism for improving a light source for the camera device, and a server for receiving picture information shot by the camera device, further analyzing, processing and judging corresponding displacement conditions, wherein the server generates the diagnosis information of the automobile and uploads the diagnosis information to the target terminal equipment for the driver to view, the moving mechanism comprises a fixed seat which is arranged on the side wall of at least one end of the detection area and is used for fixing the ray device, a horizontal driving unit which drives the fixed seat to horizontally move relative to the detection area, and a lifting driving unit which drives the fixed seat to vertically lift and displace relative to the detection area;

the horizontal driving unit comprises a first electric telescopic rod, a movable block, a transmission rod, a transmission block, a second electric telescopic rod and a transmission mechanism, wherein one end of the first electric telescopic rod is connected with the fixed seat and arranged parallel to the ground, the movable block is fixedly connected with the other end of the first electric telescopic rod, one end of the transmission rod is fixedly connected with the fixed seat and arranged vertical to the ground, the transmission block is fixed at the other end of the transmission rod, the second electric telescopic rod is in transmission fit with the transmission block and further drives the transmission block to move along the transmission direction of the telescopic rod, and the transmission mechanism is arranged on the wall on two opposite sides of the detection area and drives the fixed seat to move horizontally parallel to the ground and vertical to the first electric telescopic rod;

the lifting driving unit comprises a first lead screw movably fixed at one end of the transmission mechanism, a second lead screw movably fixed at the other end of the transmission mechanism, a first lead screw motor driving the first lead screw to rotate and a second lead screw motor driving the second lead screw to rotate, and the first lead screw and the second lead screw are respectively fixed on the wall through at least two bearing blocks;

the measuring module is used for detecting the working performance of the automobile auxiliary brake so as to determine the braking stability of the automobile and avoid dangerous consequences caused by the failure of the automobile braking function, the rolling belt structure comprises a plurality of roll shafts arranged on the bottom plate and a transmission belt which is tensioned on the roll shafts in a transmission way, wherein the roll shaft is driven by a servo mechanism, a sensing device of at least one displacement sensor for monitoring the rotation of the automobile wheel is arranged on the detection area, when the measuring module performs detection, firstly, the control device controls the baffle to leave the wheel, all the lugs to contract into the corresponding open grooves, the lifting driving unit is driven to contract to enable the bottom plate and the top end of the detection plate to be at the same horizontal height, and further the control device controls the servo mechanism to rotate the driving mechanism with preset strength;

and according to the detection unit position corresponding to the unqualified detection unit, the control device drives the diagnosis module to the unqualified detection unit position so as to further diagnose the unqualified chassis position in detail, thereby realizing the accurate detection of the diagnosis system.

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