CN221007862U

CN221007862U - Radar test system

Info

Publication number: CN221007862U
Application number: CN202322553832.3U
Authority: CN
Inventors: 潘鹏翔
Original assignee: Changsha Microbrain Intelligent Technology Co ltd
Current assignee: Changsha Microbrain Intelligent Technology Co ltd
Priority date: 2023-09-20
Filing date: 2023-09-20
Publication date: 2024-05-24
Anticipated expiration: 2033-09-20

Abstract

The utility model discloses a radar test system, which comprises a first laser calibration device, a second laser calibration device, a radar turntable, a self-adaptive clamp, a movable angle counter and a track with scales, wherein the first laser calibration device is used for calibrating the first laser calibration device; the first laser calibration device and the second laser calibration device are vertically arranged, the first laser calibration device emits a laser beam towards the X-axis direction, the second laser calibration device emits a laser beam towards the Y-axis direction, and the emitted laser beams intersect on the same plane; the radar turntable is arranged at the tail end of the scale track, a universal joint is arranged in the turntable area of the upper half part of the radar turntable, the other end of the universal joint is connected with an adaptive clamp, and the adaptive clamp is used for placing a radar. The problems of complex working procedures and low accuracy of the conventional radar test are solved.

Description

Radar test system

Technical Field

The utility model relates to the technical field of radar testing, in particular to a radar testing system.

Background

At present, how to avoid errors is a difficult problem for the testing work of the radar. Errors in the radar installation angle and errors in the test process can influence the judgment and analysis of the test result. To ensure that the radar mounting angle is accurate, a significant amount of time is often spent on the mounting and calibration of the radar. Meanwhile, when the radar performance test is carried out, each item is complex and lacks accuracy. There is a need for a simple-to-install, easy-to-test, reliable-to-result test scheme for performance testing of a radar.

Disclosure of utility model

The utility model aims to provide a radar test system which aims to solve the problems of complex working procedures and low accuracy of the conventional radar test.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a radar test system comprises a first laser calibration device, a second laser calibration device, a radar turntable, an adaptive clamp, a movable angular reaction and a scale track; the first laser calibration device and the second laser calibration device are vertically arranged, the first laser calibration device emits a laser beam towards the X-axis direction, the second laser calibration device emits a laser beam towards the Y-axis direction, and the emitted laser beams intersect on the same plane; the radar turntable is arranged at the tail end of the scale track, the turntable area of the upper half part of the radar turntable is provided with a universal joint, and the universal joint can be selected according to requirements and can manually adjust the radar angle. The other end of the universal joint is connected with an adaptive clamp, and the adaptive clamp is used for placing a radar.

As a further improvement of the above technical scheme:

The turntable area can rotate horizontally by 180 degrees and pitching by 90 degrees, and the minimum stepping scale is 1 degree.

The movable angle counter-base is provided with a flat mobile vehicle, the flat mobile vehicle comprises a rail wheel, a driving motor, a driving belt and a bottom plate, the rail wheel is arranged on the bottom plate, and the driving motor is connected with a rail wheel shaft through the driving belt. The movable angle is reversely arranged on the track with scales, the movable angle is driven by the driving motor, the forward and backward speed is adjustable, and the movement distance and speed are controlled by the upper computer.

The self-adaptive clamp comprises a mounting body, a tension spring arranged in the mounting body and a clamping arm connected with the tension spring. Radar of different sizes may be fixed.

And the clamping arm is provided with an anti-slip pad. The arrangement of the anti-skid pad can protect the appearance abrasion of the radar product.

Compared with the prior art, the utility model has the beneficial effects that:

The radar test system has high reliability, easy operation, wide covered test items, automatic control of most operations, and full control by a computer upper computer, thereby avoiding measurement errors caused by manual operation.

The utility model has wide application range, can be used for testing radars with different application scenes and different sizes, and solves the problem of radar installation angle error in the radar testing process. Simultaneously three basic items of radar performance test are covered: and (3) angle test, distance test and speed test.

The utility model visualizes the radar test scheme, and can realize batch test of the radar after the test equipment is installed, debugged and corrected, and simultaneously ensure the reliability and efficiency of the test.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a movable corner reflection structure according to the present utility model;

FIG. 3 is a schematic diagram of the first and second laser calibration devices according to the present utility model;

FIG. 4 is a schematic view of a radar turret according to the present utility model;

fig. 5 is a schematic structural diagram of the adaptive clamp of the present utility model.

Reference numerals: 1. a first laser calibration device; 2. a second laser calibration device; 3. the movable angle is reversed; 31. a rail wheel; 32. a driving motor; 33. a drive belt; 34. a bottom plate; 4. a scaled track; 5. a radar turntable; 6. an adaptive clamp; 61. a mounting body; 62. a tension spring; 63. a clamp arm; 64. an anti-slip pad; 7. a universal joint; 8. and (5) radar.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that, directions or positions indicated by terms such as "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 5, the radar test system of the present embodiment includes a first laser calibration device 1, a second laser calibration device 2, a radar turntable 5, an adaptive clamp 6, a movable angular mirror 3, and a graduated track 4; the first laser calibrating device 1 and the second laser calibrating device 2 are vertically arranged, the first laser calibrating device 1 emits laser beams towards the X-axis direction, the second laser calibrating device 2 emits laser beams towards the Y-axis direction, and the emitted laser beams intersect on the same plane; the radar turntable 5 is placed at the tail end (0 cm) of the scale track 4, a universal joint 7 is arranged in the turntable area of the upper half part of the radar turntable 5, the other end of the universal joint 7 is connected with the self-adaptive clamp 6, and the self-adaptive clamp 6 is used for placing a radar 8.

The turntable area can rotate horizontally by 180 degrees and can tilt by 90 degrees. The structural design of the turntable is conventional in the art and is not elaborated here. The angle of the radar 8 can be fine tuned to ensure that the crossed laser beams are fully covered on the radar beam panel.

The movable angle counter 3 base is provided with a flat-plate mobile vehicle, the flat-plate mobile vehicle comprises a rail wheel 31, a driving motor 32, a transmission belt 33 and a bottom plate 34, the rail wheel 31 is arranged on the bottom plate 34, and the driving motor 32 is connected with a wheel shaft of the rail wheel 31 through the transmission belt 33. The driving motor 32 of the base below the movable angle counter 3 drives the rail wheel 31 to move on the rail through the driving belt 33, the movable angle counter 3 is fixed on the bottom plate 34, and the distance and the speed of the movement of the movable angle counter 3 can be controlled while the bottom plate 34 moves. The value at which the movable angular reflection 3 stays at the graduated track 4 is the distance between the radar and the angular reflection. The radar test scheme of this embodiment has possessed the function of quick calibration radar angle, and two laser calibration devices transmit the cross light beam, control radar and remove the laminating light beam, as long as the light beam covers on the radar panel completely just can guarantee that the azimuth and the pitch angle of radar are 0.

The adaptive clamp 6 includes a mounting body 61, a tension spring 62 provided in the mounting body 61, and a clamp arm 63 connected to the tension spring 62.

The clip arm 63 is provided with a slip pad 64. Through the structure, the radar is arranged on the self-adaptive clamp 6, and the angle of the radar 8 is adjusted through the laser calibration device and the universal joint 7, so that the radar 8 is in a completely horizontal state. The radar 8 is now provided with test conditions. The radar turntable 5 is controlled to enable the radar to horizontally rotate 180 degrees and to tilt 90 degrees. And the radar 8 is powered on and started, and the upper computer software is opened. The control movable angle 3 corresponds to the radar 8. The radar turntable 5 rotates horizontally by an angle a, the display angle on the upper computer is b, and the difference between a and b is the angle precision of the radar.

Through the structure, the movable angle counter 3 is lifted to be consistent with the height of the radar 8, the driving motor 32 is controlled to drive the movable angle counter 3 to move, and the movable angle counter 3 moves on the track 4 with scales. The radar 8 is fixed at the position of 0cm, the movable angle 3 is controlled to move at the position of c meters, the radar is powered on, the upper computer is turned on, the upper computer displays the target at the position of d meters, and the difference value between c and d is the distance precision of the radar. The control angle moves on the track at the speed of e km/h, the speed of the upper computer display target is f km/h, and the difference between e and f is the speed precision of the radar.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A radar test system, characterized by: the device comprises a first laser calibration device (1), a second laser calibration device (2), a radar turntable (5), an adaptive clamp (6), a movable angle counter (3) and a scale track (4); the first laser calibrating device (1) and the second laser calibrating device (2) are vertically arranged, the first laser calibrating device (1) emits a laser beam towards the X-axis direction, the second laser calibrating device (2) emits a laser beam towards the Y-axis direction, and the emitted laser beams intersect on the same plane; the radar turntable (5) is arranged at the tail end of the scale track (4), a universal joint (7) is arranged in a turntable area of the upper half part of the radar turntable (5), the other end of the universal joint (7) is connected with the self-adaptive clamp (6), and the self-adaptive clamp (6) is used for placing a radar (8).

2. The radar test system according to claim 1, wherein: the turntable area can rotate horizontally by 180 degrees and can rotate in a pitching way by 90 degrees.

3. The radar test system according to claim 2, wherein: the movable angle counter (3) base is provided with a flat-plate mobile vehicle, the flat-plate mobile vehicle comprises a rail wheel (31), a driving motor (32), a transmission belt (33) and a bottom plate (34), the rail wheel (31) is arranged on the bottom plate (34), and the driving motor (32) is connected with a wheel shaft of the rail wheel (31) through the transmission belt (33).

4. A radar testing system according to claim 3, wherein: the self-adaptive clamp (6) comprises an installation body (61), a tension spring (62) arranged in the installation body (61) and a clamping arm (63) connected with the tension spring (62).

5. The radar testing system of claim 4, wherein: and the clamping arm (63) is provided with an anti-slip pad (64).