CN211014627U - High-low temperature and multi-angle target simulation radar detection device - Google Patents
High-low temperature and multi-angle target simulation radar detection device Download PDFInfo
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- CN211014627U CN211014627U CN201921172013.1U CN201921172013U CN211014627U CN 211014627 U CN211014627 U CN 211014627U CN 201921172013 U CN201921172013 U CN 201921172013U CN 211014627 U CN211014627 U CN 211014627U
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Abstract
A high-low temperature and multi-angle target simulation radar detection device comprises a high-low temperature environment box and a radar test camera bellows, wherein a rotating holder and a temperature control device are arranged in the high-low temperature environment box, and a radar to be detected is installed on a rotating platform; the radar testing dark box is internally provided with an arc guide rail, a corner reflector fixing device and a wave-absorbing cotton wall, the corner reflector fixing device is movably arranged on the arc guide rail, and the wave-absorbing cotton wall is arranged in front of the arc guide rail; the high-low temperature environment box and the radar testing camera bellows are fixedly arranged, and the center of the circular arc guide rail is consistent with the center of the rotating holder. Compared with the traditional radar testing device, the utility model shields the influence of the change of the ambient temperature on the testing equipment, has high measuring precision and can verify the target identification effectiveness of the radar to be tested in the high-low temperature environment; in addition, aging tests can also be considered in the high-low temperature environment box, traditional radar test items can be considered in the radar test camera bellows, and the utilization rate of the detection device is improved.
Description
Technical Field
The utility model relates to a radar detection device, concretely relates to radar detection device of high low temperature and multi-angle target emulation.
Background
Radar test equipment on the existing market pays attention to the receiving function of a transmitter of a radar and effective identification of a target, the test is independent of high and low temperature tests, the multi-angle target identification effectiveness of a radar assembly under the high and low temperature environment cannot be verified, the detection precision is low, and the measurement result is inaccurate. Such tests have strong limitations and lack effective support for research and development and product quality control.
Therefore, it is necessary to design a radar detection device with high measurement accuracy, high and low temperature, and multi-angle target simulation to solve the above problems.
Disclosure of Invention
For overcoming the not enough among the above-mentioned prior art, the utility model aims to provide a radar detection device of high low temperature and multi-angle target emulation.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: a radar detection device for simulating high-low temperature and multi-angle targets comprises a high-low temperature environment box and a radar test camera bellows;
a temperature control device and a rotating holder are installed in the high-low temperature environment box; the rotating holder is detachably provided with a radar to be detected;
an arc guide rail, a corner reflector fixing device and a wave-absorbing cotton wall are arranged in the radar test dark box; the corner reflector fixing device is movably arranged on the arc guide rail, and the wave-absorbing cotton wall is arranged in front of the arc guide rail;
the high-low temperature environment box with pass through bolt fixed connection between the radar test camera bellows, the high-low temperature environment box with the one side trompil that the radar test camera bellows is connected, be equipped with wave-transparent material interlayer in the vacuum intermediate layer of trompil department.
The preferable technical scheme is as follows: the arc guide rail is a toothed guide rail; the corner reflector fixing device is provided with a servo motor, and the corner reflector fixing device moves on the arc guide rail through the servo motor in cooperation with the high-precision gear.
The preferable technical scheme is as follows: and the wave-transparent material interlayer is calibrated off line before installation.
The preferable technical scheme is as follows: and a laser is arranged on the rotating holder.
The preferable technical scheme is as follows: and horizontal adjusting trundles are arranged at the bottoms of the high-low temperature environment box and the radar testing camera bellows.
Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:
1. the utility model adopts two independent test boxes to install the radar to be tested and the corner reflector, and the interlayer made of wave-transparent material is arranged in the vacuum interlayer, so that the transmission of electromagnetic waves is not influenced, thus not only ensuring that the temperatures in the two test boxes do not interfere with each other, but also ensuring that the measuring result is more accurate, and achieving the purpose of detecting the influence of different temperatures on the radar identification capability;
2. the utility model adopts the arc guide rail to match with the servo motor to ensure that the corner reflector fixing device can move on the arc guide rail, thereby realizing the detection of the multi-angle target identification capability of the radar to be detected under the high and low temperature environment, and the test process is automatic and saves time and labor;
3. the utility model discloses a servo motor moves on taking tooth circular arc guide according to the program cooperation high accuracy gear of software, owing to adopt actuating system to be servo motor and high-accuracy gear, so can reach 0.05 on holistic positioning accuracy to improve experimental accuracy.
Drawings
Fig. 1 is a structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
In the above drawings, 1, a high-low temperature environment box; 2. a radar test dark box; 3. rotating the holder; 4. a radar to be detected; 5. a temperature control device; 6. a laser; 7. a wave-absorbing cotton wall; 8. a circular arc guide rail; 9. corner reflector fixing means; 10. a servo motor; 11. a corner reflector; 12. horizontally adjusting the caster; 13. a wave-transparent material barrier.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1 and fig. 2. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the product of the present invention is usually placed in when used, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b): as shown in fig. 1 and fig. 2, a radar detection device for simulating high and low temperature and multi-angle targets comprises a high and low temperature environment box 1 and a radar testing dark box 2; a temperature control device 5 and a rotary tripod head 3 are arranged in the high-low temperature environment box 1; the temperature control device 5 is used for detecting the influence of temperature on the performance of the radar to be detected, and the rotating holder 3 is used for adjusting the height and the angle of the radar 4 to be detected. A radar 4 to be detected is detachably mounted on the rotating holder 3; an arc guide rail 8, a corner reflector fixing device 9 and a wave-absorbing cotton wall 7 are arranged in the radar testing dark box 2; wherein, the arc guide rail 8 is movably provided with a corner reflector fixing device 9 for simulating a multi-angle simulation target. The wave-absorbing cotton wall 7 is fixedly arranged in front of the arc guide rail 8, and the wave-absorbing cotton wall 7 is used for shielding the influence of the interference of the arc guide rail 8 and the corner reflector fixing device 9 on the test; pass through bolt fixed connection between high low temperature environment case 1 and the radar test camera bellows 2, the one side trompil that high low temperature environment case 1 and radar test camera bellows 2 are connected is equipped with wave-transparent material interlayer 13 in the vacuum intermediate layer of trompil department to can see through the electromagnetic wave and hardly change the nature of electromagnetic wave, and still make high low temperature environment case 1 be in the isolated state, avoid influencing the testing result.
The preferred embodiment is: the arc guide rail 8 is a toothed guide rail; still install a servo motor 10 on the corner reflector fixing device 9, corner reflector fixing device 9 passes through servo motor 10 cooperation high-precision gear and moves on circular arc guide rail 8 to realize that the testing is automatic, labour saving and time saving.
The preferred embodiment is: the corner reflector fixing device 9 in the radar testing camera bellows 2 is driven by a servo motor 10 to do circular arc motion according to a software program, and the angle range is from-25 degrees to +25 degrees (the angle range can be customized, and the maximum range is not less than +/-75 degrees). Because the driving system is the servo motor and the high-precision gear, the whole positioning precision can reach +/-0.05 degrees, so that the test accuracy is improved.
The preferred embodiment is: the wave-transparent material interlayer 13 needs to be calibrated off line before installation, so that the test precision is improved.
The preferred embodiment is: install laser instrument 6 on rotatory cloud platform 3, when fixed mounting high low temperature environment case 1 and radar test camera bellows 2, adjust the level adjustment truckle earlier and make high low temperature environment case 1 and radar test camera bellows 2 level, then open laser instrument 6 and make laser penetrate wave-transparent material interlayer 13 perpendicularly, project the central point of circular arc guide rail 8 and put to confirm the mounted position of high low temperature environment case 1 and radar test camera bellows 2.
The preferred embodiment is: the bottom of high low temperature environment case 1 and radar test camera bellows 2 all is equipped with level control truckle 12, can also adjust the level when convenient the removal, can deal with different places and test.
The preferred embodiment is: the temperature in the high-low temperature environment box is controlled by the temperature control device 5, the aging test of the radar 4 to be tested can be considered, the traditional radar test items can be considered by the radar test camera bellows 2, and the utilization rate of the equipment is high.
The utility model discloses an experimental principle:
the utility model discloses a take tooth circular arc guide rail cooperation of installation to be equipped with servo motor's corner reflector fixing device for corner reflector removes according to the orbit direction of circular arc guide rail, thereby simulates multi-angle target, can detect the resolving power of the radar that awaits measuring to the multi-angle target.
The utility model discloses to await measuring the radar and independently install in high low temperature environment case, and be connected the face at high low temperature environment case and radar test camera bellows and set up a trompil, be equipped with wave-transparent material interlayer in the vacuum intermediate layer of trompil department for the electromagnetic wave can be through wave-transparent material interlayer and hardly change the nature of electromagnetic wave, and vacuum intermediate layer has still played the effect of isolation temperature, then through the temperature of temperature control device control high low temperature environment incasement, can detect the resolving power of the radar that awaits measuring under the different ambient temperature to the target.
Therefore, the utility model discloses compare in prior art and have following advantage:
1. the radar detection device in the prior art pays attention to the receiving function of the radar and the effective identification of the target, and the test is independent of high and low temperature tests, so that the target identification effectiveness of the radar component in a high and low temperature environment cannot be verified. The radar to be detected is arranged in the independent high-low temperature environment box, the transmission of electromagnetic waves can not be influenced by matching with the wave-transparent material interlayer, and the temperature of the environment where the radar to be detected is positioned can be controlled, so that the purpose of detecting the influence of different temperatures on the radar identification capability is achieved;
2. in the prior art, the device for detecting the multi-angle target by the radar needs manual operation and adjustment in many steps in the test process. The utility model discloses a circular arc guide rail cooperation servo motor makes corner reflector fixing device can remove on the circular arc guide rail to the realization is to the detection of the radar multi-angle target identification ability that awaits measuring under high low temperature environment, experimental process automation, labour saving and time saving.
3. The device for detecting the multi-angle target recognition capability of the radar in the prior art is low in detection precision and poor in accuracy of a test result. The utility model discloses a servo motor moves on taking tooth circular arc guide according to the program cooperation high accuracy gear of software, owing to adopt actuating system to be servo motor and high-accuracy gear, so can reach 0.05 on holistic positioning accuracy to improve experimental accuracy.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. A radar detection device for simulating high-low temperature and multi-angle targets comprises a high-low temperature environment box and a radar test camera bellows;
a temperature control device and a rotating holder are installed in the high-low temperature environment box; the rotating holder is detachably provided with a radar to be detected;
an arc guide rail, a corner reflector fixing device and a wave-absorbing cotton wall are arranged in the radar test dark box; the corner reflector fixing device is movably arranged on the arc guide rail, and the wave-absorbing cotton wall is arranged in front of the arc guide rail;
the high-low temperature environment box with pass through bolt fixed connection between the radar test camera bellows, the high-low temperature environment box with the one side trompil that the radar test camera bellows is connected, be equipped with wave-transparent material interlayer in the vacuum intermediate layer of trompil department.
2. The radar detection device for high and low temperature and multi-angle target simulation of claim 1, wherein: the arc guide rail is a toothed guide rail; the corner reflector fixing device is provided with a servo motor, and the corner reflector fixing device moves on the arc guide rail through the servo motor in cooperation with the high-precision gear.
3. The radar detection device for high and low temperature and multi-angle target simulation of claim 1, wherein: and the wave-transparent material interlayer is calibrated off line before installation.
4. The radar detection device for high and low temperature and multi-angle target simulation of claim 1, wherein: and a laser is arranged on the rotating holder.
5. The radar detection device for high and low temperature and multi-angle target simulation of claim 1, wherein: and horizontal adjusting trundles are arranged at the bottoms of the high-low temperature environment box and the radar testing camera bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921172013.1U CN211014627U (en) | 2019-07-24 | 2019-07-24 | High-low temperature and multi-angle target simulation radar detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921172013.1U CN211014627U (en) | 2019-07-24 | 2019-07-24 | High-low temperature and multi-angle target simulation radar detection device |
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| CN211014627U true CN211014627U (en) | 2020-07-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112505729A (en) * | 2020-11-17 | 2021-03-16 | 腾讯科技（深圳）有限公司 | Method for determining satellite number, method for determining terminal position, device and medium |
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2019
- 2019-07-24 CN CN201921172013.1U patent/CN211014627U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112505729A (en) * | 2020-11-17 | 2021-03-16 | 腾讯科技（深圳）有限公司 | Method for determining satellite number, method for determining terminal position, device and medium |
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Address after: 215000 Jiangsu city of Suzhou Province Economic and Technological Development Zone of Wujiang Yang Road South, Longqiao Road West Patentee after: Suzhou Ruidi measurement and Control Technology Co., Ltd Address before: 215000 Jiangsu city of Suzhou Province Economic and Technological Development Zone of Wujiang Yang Road South, Longqiao Road West Patentee before: SUZHOU LINKTRON RADSYS Co.,Ltd. |