CN214011496U - Vehicle-mounted radar detection system - Google Patents

Abstract

The utility model provides an on-vehicle radar detecting system, including detecting the parking stall, wave-absorbing component, manipulator and radio frequency testing device, wave-absorbing component erects in detect the length direction's of parking stall one end, the manipulator is located detect the parking stall with between the wave-absorbing component, radio frequency testing device install in on the manipulator and the orientation detect the parking stall setting, the manipulator can drive radio frequency testing device removes along predetermineeing the orbit. The utility model provides a vehicle radar detecting system can directly park whole car on detecting the parking stall, realize whole car and detect, constitute no reflection darkroom environment through the absorbing component, the back wave of avoiding the environment to produce makes vehicle radar take place the erroneous judgement, guarantee test structure's accuracy, then carry the radio frequency testing device through the manipulator and predetermine the orbit removal at the vehicle radar forward position, and will predetermine the orbit and compare with the target movement orbit that vehicle radar scanned out, thereby judge vehicle radar's detection precision.

Description

Vehicle-mounted radar detection system

Technical Field

The utility model relates to a radar test technical field especially relates to a vehicle radar detecting system.

Background

With the rapid development of automobile manufacturing industry and road transportation, the automobile yield and the whole automobile holding capacity are rapidly increased, the automobile conditions and the service performance of a large number of automobiles are gradually deteriorated, the problems of reduced dynamic property, deteriorated economic property, reduced safety and reliability and the like occur, and the exertion of the economic benefit and the transportation efficiency of the automobiles is seriously influenced. In order to ensure the safe operation of the vehicle and reduce the harm to the public, the forced regular inspection of the performance index of the whole vehicle becomes necessary.

At present, microwave and millimeter wave radars are used in a large amount in an automobile and become a guarantee measure for automobile driving safety, the effectiveness and accuracy of the radars are of great significance for the safe driving of the automobile, but the periodic detection technology for the vehicle-mounted radars is still in a blank stage, the automobile radars are only detected when leaving a factory, the effectiveness and reliability of the vehicle-mounted radars cannot be judged after the automobile is used for a long time, the driving safety hidden danger is generated, and the safety early warning function of the vehicle-mounted radars cannot be reliably realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can make things convenient for and accurate vehicle radar detection system who detects vehicle radar.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a vehicle-mounted radar detecting system, is including detecting the parking stall, wave-absorbing component, manipulator and radio frequency testing device, wave-absorbing component erects in the length direction's of detecting the parking stall one end, the manipulator is located detect the parking stall with between the wave-absorbing component, radio frequency testing device install in on the manipulator and the orientation detect the parking stall setting, the manipulator can drive radio frequency testing device removes along predetermineeing the orbit.

Preferably, the wave absorbing assembly comprises two first wave absorbing baffles and a second wave absorbing baffle, the two first wave absorbing baffles are arranged at intervals along the width direction of the detection parking space and form a driving channel right in front of the detection parking space, the second wave absorbing baffle is arranged between the two first wave absorbing baffles, and the second wave absorbing baffle has a distance relative to the first wave absorbing baffles along the direction away from the detection parking space.

Preferably, the wave-absorbing assembly further comprises a third wave-absorbing baffle, and the third wave-absorbing baffle and the first wave-absorbing baffle are spliced to form an L-shaped structure surrounding the angle end of the detection parking space.

Preferably, the second wave-absorbing baffle is arranged in parallel with the first wave-absorbing baffle.

Preferably, the number of the mechanical arms is two, and the two mechanical arms are respectively arranged at two corner ends of the detection parking space.

Preferably, the vehicle-mounted radar detection system further comprises an optical positioning assembly configured on the manipulator and used for assisting the manipulator in positioning relative to the vehicle on the detection parking space.

Preferably, the manipulator is a six-axis manipulator.

Further, the radio frequency test device includes a corner reflector.

Further, the vehicle-mounted radar detection system further comprises radio frequency test equipment connected with the vehicle-mounted radar.

Compared with the prior art, the utility model discloses a scheme has following advantage:

1. the utility model provides a vehicle radar detecting system can directly park whole car on detecting the parking stall, realize whole car and detect, constitute no reflection darkroom environment through the absorbing component, the back wave of avoiding the environment to produce makes vehicle radar take place the erroneous judgement, guarantee test structure's accuracy, then carry the radio frequency testing device through the manipulator and predetermine the orbit removal at the vehicle radar forward position, and will predetermine the orbit and compare with the target movement orbit that vehicle radar scanned out, thereby judge vehicle radar's detection precision.

2. The utility model provides an among the vehicle radar detecting system, two first wave-absorbing baffle intervals set up and form the driving passageway in the dead ahead that detects the parking stall to the second wave-absorbing baffle shelters from in the dead ahead of this driving passageway, when guaranteeing to inhale the wave effect, and the vehicle that conveniently accomplishes the detection directly makes out forward, need not the original road and returns, does benefit to lining up of realizing many cars and detects in proper order, improves detection efficiency.

3. The utility model provides an on-vehicle radar detecting system adopts six manipulators as the drive arrangement of radar scanning test, and it can be directional with the azimuth in the nimble location coordinate position in three-dimensional space, can drive radio frequency testing device high accuracy ground to optional position, arbitrary angle to carry out the omnidirectional scanning to on-vehicle radar steadily, guarantee test data's accuracy.

4. The utility model provides an on-vehicle radar detecting system is equipped with optical locating component, and accessible infrared location or machine vision assist calibration manipulator improve the positioning accuracy of manipulator, realize position and distance between accurate definite radio frequency test device and the on-vehicle radar to guarantee that the axle center of the two is aimed at, promote measuring accuracy.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a vehicle-mounted radar detection system provided in an embodiment of the present invention;

FIG. 2 is a top view of the vehicle radar detection system shown in FIG. 1;

FIG. 3 is a reference diagram illustrating a usage status of the vehicle radar detection system shown in FIG. 1;

fig. 4 is a reference diagram of another usage state of the vehicle-mounted radar detection system shown in fig. 1.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

It will be understood by those within the art that, unless expressly stated otherwise, the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.

Fig. 1 to fig. 4 show jointly the utility model provides an on-vehicle radar detecting system, its on-vehicle radar that is applicable to the vehicle and produces line or annual inspection line detects, can carry out parameter testing to on-vehicle radars such as high-accuracy microwave, millimeter wave, can satisfy the detection demand of car auxiliary radar validity and accuracy, provides the required dead zone environment of all-weather calibration test, realizes that high accurate and efficient on-vehicle radar parameter detects.

Please refer to fig. 1 and fig. 2, the vehicle radar detection system 1000 includes a detection parking space 1, a wave-absorbing component 2, a manipulator 3 and a radio frequency testing device 4, the detection parking space 1 is used for parking a vehicle 2000 to realize the detection of the whole vehicle, the wave-absorbing component 2 is erected at one end of the length direction of the detection parking space 1, namely, the wave-absorbing component 2 is arranged at one end of the front and back directions of the vehicle 2000, the manipulator 3 is arranged between the detection parking space 1 and the wave-absorbing component 2, the radio frequency testing device 4 is installed on the manipulator 3 and is arranged towards the detection parking space 1, and the manipulator 3 can drive the radio frequency testing device 4 to move along a preset track.

Further, the radio frequency testing device 4 comprises a corner reflector with a frequency range of 22-86 GHz, and can cover 24GHz and 77GHz automobile radar frequency bands, so that the applicability is ensured.

Specifically, the vehicle-mounted radar detection system 1 further includes a radio frequency testing device (not shown, the same applies below) for connecting with a vehicle-mounted radar, the vehicle-mounted radar detection system 1000 forms a non-reflection darkroom environment in front of the vehicle 2000 through the wave-absorbing component 2, so as to prevent a reflected wave generated by the environment from causing a misjudgment of the vehicle-mounted radar of the vehicle 2000, ensure accuracy of a test result, then move along a preset track of the vehicle-mounted radar along a front edge of the vehicle-mounted radar by carrying the radio frequency testing device 4 through the manipulator 3, and read a target moving track scanned by the vehicle-mounted radar through the radio frequency testing device. And finally, comparing the target moving track scanned by the vehicle-mounted radar with the preset track, so that the detection precision of the vehicle-mounted radar can be judged, and the effectiveness and the accuracy of the vehicle-mounted radar can be detected.

Preferably, the wave-absorbing assembly 2 includes two first wave-absorbing baffles 21 and one second wave-absorbing baffle 22 both extending along the width direction of the detection parking space 1, the two first wave-absorbing baffles 21 are arranged at intervals along the width direction of the detection parking space 1 so as to form a driving channel 11 right in front of the detection parking space 1 through a gap between the two first wave-absorbing baffles 21, the second wave-absorbing baffle 22 is arranged between the two first wave-absorbing baffles 21 in parallel relative to the first wave-absorbing baffles 21, and the second wave-absorbing baffle 22 has a distance from the first wave-absorbing baffle 21 along a direction away from the detection parking space 1. Through the cooperation of first ripples baffle 21 and the second ripples baffle 22 of inhaling can guarantee detect the signal in the dead ahead of parking stall 1 shields completely, and detect the dead ahead of parking stall 1 and form driving passageway 11, when guaranteeing to inhale the wave effect, conveniently accomplish the vehicle 2000 that detects and directly make forward out, need not the original road and return, do benefit to the lining up of realizing many cars and detect in proper order, improve detection efficiency.

Preferably, wave-absorbing component 2 still includes along the third baffle 23 that waves that absorbs that detects parking stall 1's length direction set up, the third wave-absorbing baffle 23 with first wave-absorbing baffle 21 is kept away from the one end of driving passageway 11 is connected, the third wave-absorbing baffle 23 with first wave-absorbing baffle 21 concatenation forms L shape structure, through L shape structure surrounds detect parking stall 1's angle end, and manipulator 3 locates L shape structure with detect parking stall 1 is direct, in order to further promote the effect of absorbing waves, guarantee the accuracy of testing result.

Further, the first wave-absorbing baffle 21, the second wave-absorbing baffle 22 and the third wave-absorbing baffle 23 are respectively composed of a vertically arranged metal shielding plate and a wave-absorbing material laid on the metal shielding plate, and the wave-absorbing material can be made of foam materials and is mainly set to be a pyramid structure.

Correspondingly, manipulator 3 is equipped with two, two manipulator 3 branch is located detect two angle ends of parking stall 1, every all dispose on the manipulator 3 radio frequency test device 4, through two manipulator 3 realizes detect the scanning of 1 front end 180 degrees in parking stall and cover, in order to with radio frequency test device 4 removes to detect the optional position of 1 front end in parking stall, realize the on-vehicle radar detection of different positions department.

Referring to fig. 3 and 4, the vehicle-mounted radar at the front end of the vehicle 2000 generally includes two vehicle-mounted angle radars 2001 respectively disposed at the front left corner and the front right corner of the vehicle body, and a vehicle-mounted forward radar 2002 disposed on the front side of the vehicle body, and the two manipulators 3 can drive the radio frequency testing device 4 to perform moving scanning along a position completely covering the working areas of the vehicle-mounted angle radars 2001 and the vehicle-mounted forward radar 2002, so as to better simulate virtual targets at different distances and different speeds.

Specifically, the manipulator 3 may drive the radio frequency testing device 4 to scan along a simple arc-shaped track (shown in fig. 3), and may also drive the radio frequency testing device 4 to scan along a complex preset track (shown in fig. 4), so as to implement flexible switching of multiple detection modes, and have high detection efficiency, high precision, and low detection cost.

Preferably, the manipulator 3 is a six-axis manipulator, which can flexibly position a coordinate position and orient an azimuth in a three-dimensional space, and can drive the radio frequency testing device 4 to any position and any angle, so that the vehicle-mounted radar of the vehicle 2000 is stably subjected to omnibearing scanning test, and the accuracy of detected data is ensured.

Preferably, the vehicle-mounted radar detection system 1000 further includes an optical positioning component (not shown, the same below) electrically connected to the manipulator 3 and configured to improve the positioning accuracy of the manipulator 3, and the optical positioning component assists the manipulator 3 to position relative to the vehicle 2000 on the detection parking space 11, so as to improve the positioning accuracy, accurately determine the position and distance between the radio frequency testing device 4 and the vehicle-mounted radar, ensure that the axes of the two are aligned, and improve the testing accuracy. In particular, the optical locating assembly may comprise an image locating module located by machine vision and/or an infrared locating module located by infrared.

In other embodiments, the vehicle-mounted radar detection system 1000 may further include a supporting rail (not shown, the same applies below), the manipulator 3 is disposed on the supporting rail and can move along the supporting rail, and the manipulator 3 can move in a high-precision position under the guiding action of the supporting rail, so that the radio frequency testing device 4 can be conveniently moved to a position close to the vehicle-mounted radar, and the vehicle-mounted radar detection system is better adapted to vehicles of different types and sizes, and improves applicability.

The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a vehicle-mounted radar detecting system, its characterized in that, is including detecting the parking stall, ripples subassembly, manipulator and radio frequency testing device, ripples subassembly erects in detect the length direction's of parking stall one end, the manipulator is located detect the parking stall with between the ripples subassembly, radio frequency testing device install in on the manipulator and the orientation detect the parking stall setting, the manipulator can drive radio frequency testing device removes along predetermineeing the orbit.

2. The vehicle-mounted radar detection system of claim 1, wherein the wave-absorbing assembly comprises two first wave-absorbing baffles and a second wave-absorbing baffle, the two first wave-absorbing baffles are arranged at intervals along the width direction of the detection parking space and form a driving channel right in front of the detection parking space, the second wave-absorbing baffle is arranged between the two first wave-absorbing baffles, and the second wave-absorbing baffle has a distance from the first wave-absorbing baffles along a direction away from the detection parking space.

3. The vehicle-mounted radar detection system of claim 2, wherein the wave-absorbing assembly further comprises a third wave-absorbing baffle, and the third wave-absorbing baffle is spliced with the first wave-absorbing baffle to form an L-shaped structure surrounding the corner end of the detection parking space.

4. The vehicular radar detection system of claim 2, wherein the second absorbing baffle is disposed parallel to the first absorbing baffle.

5. The vehicle-mounted radar detection system as recited in claim 1, wherein two manipulators are provided, and the two manipulators are respectively arranged at two corner ends of the detection parking space.

6. The vehicle radar detection system of claim 1, further comprising an optical positioning assembly disposed on the robotic arm for assisting in positioning the robotic arm relative to a vehicle on the detection space.

7. The on-board radar detection system of claim 1, wherein the robotic arm is a six-axis robotic arm.

8. The in-vehicle radar detection system of claim 1, wherein the radio frequency test device comprises a corner reflector.

9. The vehicle radar detection system of claim 1, further comprising a radio frequency test device for interfacing with a vehicle radar.

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