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Cleaning device for laser radar surface cleaning

A laser radar and cleaning device technology, applied in the field of automobiles, can solve problems such as errors and pollution in road information and road information, and achieve the effects of simple structure, improved cleaning efficiency, and avoidance of secondary pollution

Active Publication Date: 2019-04-26
TONGJI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, in the actual driving of the car, the lidar is exposed to the outside and will be polluted to varying degrees. After being polluted, the road information collected will have errors with the actual road information. Therefore, it is necessary to install a lidar cleaning device on the car.

Method used

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  • Cleaning device for laser radar surface cleaning
  • Cleaning device for laser radar surface cleaning
  • Cleaning device for laser radar surface cleaning

Examples

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Embodiment 1

[0024] A laser radar cleaning device, its structure is as follows figure 1 As shown, it includes a base 1 , a detergent pump 6 , a desiccant pump 11 , a detergent solenoid valve 7 , a detergent pressure relief valve 8 , a desiccant pressure relief valve 9 , a desiccant solenoid valve 10 , and a cleaning ring 2 . The cleaning ring 2 is arranged in the dead angle of the laser beam, and will not interfere with the normal operation of the laser radar. The base 1 is provided with a detergent pump 6, a desiccant pump 11, a detergent solenoid valve 7, a detergent pressure relief valve 8, a desiccant pressure relief valve 9, and a desiccant solenoid valve 10, which are connected as follows figure 2 As shown, the inlet of the detergent pump 6 communicates with the detergent tank (the detergent tank is not shown in the figure), the outlet of the detergent pump 6 is provided with a three-way valve, and the other two outlets of the three-way valve are respectively connected to the cleani...

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PUM

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Abstract

The invention relates to a cleaning device for laser radar surface cleaning. The cleaning device comprises a base, a cleaning agent conveying unit, a drying agent conveying unit and multiple cleaningrings, wherein the base is fixed at the bottom of a laser radar; the cleaning agent conveying unit and the drying agent conveying unit are arranged in the base; the multiple cleaning rings are communicated with the outlets of the cleaning agent conveying unit and the drying agent conveying unit around the bottom of the laser radar; the cleaning rings are positioned in a beam dead zone area of thelaser radar; orifices are formed in the cleaning rings and aligned at a beam emission area of the laser radar. Compared with the prior art, the cleaning device disclosed by the invention has the advantages that the outer surface of the laser radar is cleaned under the condition that normal operation of the laser radar is not interfered, the laser radar is cleaned and dried by the device by using the cleaning agent and the drying agent, secondary pollution after cleaning is avoided, and the cleaning efficiency is improved.

Description

technical field [0001] The invention relates to the field of automobiles, in particular to a cleaning device for laser radar surface cleaning. Background technique [0002] Smart driving cars need to install various sensors on the vehicle to perceive the surrounding environment. At present, most smart driving cars choose lidar as the environment perception sensor. During the driving process of a smart car, the lidar collects environmental information and transmits it to the car. The car adjusts the driving behavior of the car based on this information. In order to ensure the safe operation of the car, the information transmitted by the lidar to the car must be accurate. [0003] However, in the actual driving of the car, the lidar is exposed to the outside and will be polluted to varying degrees. After being polluted, the road information collected will have errors with the actual road information. Therefore, it is necessary to install a lidar cleaning device on the car. At...

Claims

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Application Information

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IPC IPC(8): B60S1/66
CPCB60S1/66
Inventor 胡宗杰吴志军赵文伯谢巍高宇李治龙李理光
Owner TONGJI UNIV
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