CN211826475U - Laser radar surface cleaning device and laser radar - Google Patents
Laser radar surface cleaning device and laser radar Download PDFInfo
- Publication number
- CN211826475U CN211826475U CN201921473945.XU CN201921473945U CN211826475U CN 211826475 U CN211826475 U CN 211826475U CN 201921473945 U CN201921473945 U CN 201921473945U CN 211826475 U CN211826475 U CN 211826475U
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- laser radar
- gas
- lidar
- cleaning agent
- assembly
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- 238000004140 cleaning Methods 0.000 title claims abstract description 61
- 239000012459 cleaning agent Substances 0.000 claims abstract description 49
- 238000002347 injection Methods 0.000 claims abstract description 40
- 239000007924 injection Substances 0.000 claims abstract description 40
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 4
- 231100000719 pollutant Toxicity 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 14
- 239000003599 detergent Substances 0.000 claims description 12
- 238000011109 contamination Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 239000007921 spray Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a laser radar surface cleaning device, which relates to the technical field of laser radar, and comprises a cleaning agent injection component, a rotating component, a heating component and a gas injection component; the cleaning agent injection assembly, the rotating assembly, the heating assembly and the gas injection assembly are fixed at the bottom or the top of the laser radar; the gas injection assembly is used for generating and injecting high-pressure gas to blow pollutants away from the surface of the laser radar. The cleaning device of the utility model can remove the pollution on the surface of the laser radar in time, and ensure the safety and reliability of the laser radar in the using process; compare contact's cleaning device, cleaning device cleans through gas injection, can not cause scratch or secondary pollution to laser radar surface, improves laser radar's life, guarantees clean efficiency. In addition, the cleaning device can heat the cleaning agent, and the cleaning efficiency of the cleaning device in low-temperature environments such as winter is improved.
Description
Technical Field
The utility model relates to a laser radar product technical field especially relates to a laser radar surface cleaning device.
Background
The lidar is a radar system which emits laser beams to detect characteristic quantities such as the position, the speed and the like of a target, and due to the inherent advantage of environmental perception, the lidar becomes a vision sensor which is widely adopted in watersheds such as automatic driving, intelligent traffic, intelligent manufacturing and the like. In the actual use process of the laser radar, dust, rain, snow and the like can be accumulated on the surface, and after the surface is polluted, the performance of the laser radar is influenced, and even the laser radar is caused to lose efficacy. In order to ensure and improve the reliability and safety of the laser radar, the outer surface of the laser radar needs to be cleaned in time.
Present laser radar's surface cleaning device mainly is clean for surface contact, and the clean mode of commonly using combines the sanitizer to clean the laser radar surface just using tools such as brush or rag, and this clean mode can cause scratch or secondary pollution to the laser radar surface, in addition, freezes easily at the sanitizer in winter, also can influence clean effect. Therefore, it is necessary to design a non-contact cleaning device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The cleaning device of the utility model can remove the dust, rain, snow and other pollution on the surface of the laser radar in time, and ensure the safety and reliability of the laser radar in the use process; compare contact's surface cleaning device, this cleaning device carries out surface cleaning through gas injection mode, can not cause scratch or secondary pollution to laser radar surface, has improved laser radar's life, has guaranteed clean efficiency. In addition, the cleaning device can heat the cleaning agent, and the cleaning efficiency of the cleaning device in low-temperature environments such as winter is improved.
The utility model discloses can realize through following mode:
on one hand, the utility model provides a laser radar surface cleaning device, which comprises a cleaning agent injection assembly, a rotating assembly and a heating assembly; further comprising: a gas injection assembly;
the cleaning agent injection assembly, the rotating assembly, the heating assembly and the gas injection assembly are fixed at the bottom or the top of the laser radar;
the gas injection assembly is used for generating and injecting high-pressure gas to blow pollutants away from the surface of the laser radar;
the gas injection assembly comprises a gas nozzle unit for high-pressure gas injection; a gas pump unit for generating high-pressure gas; a gas delivery conduit for delivering high pressure gas to the gas nozzle unit.
Preferably, the center line of the laser radar base is coaxial with the laser radar.
Preferably, the detergent spray assembly includes a detergent nozzle unit for spraying detergent to the laser radar surface;
the rotating assembly is used for respectively driving the cleaning agent nozzle unit and the gas nozzle unit to rotate around the peripheral side of the laser radar;
the heating assembly is used for heating the cleaning agent and/or the gas, and the cleaning device is provided with a control switch for controlling the heating assembly to be switched on and switched off.
Preferably, the cleaning agent nozzle unit and the gas nozzle unit surround the laser radar base and are adjacently arranged, and the number of the cleaning agent nozzle unit and the number of the gas nozzle unit are respectively 2-4.
Preferably, the rotating assembly includes a motor for driving the detergent nozzle unit and the gas nozzle unit to rotate around the laser radar circumference side; a rotating tube arranged coaxially with the laser radar; the connecting pipe is rotatably connected with the bottom of the rotating pipe, and the rotating pipe is communicated with the pipeline of the connecting pipe.
Preferably, the interior of the rotary pipe and the interior of the connecting pipe are respectively communicated with the cleaning agent delivery pipe and the gas delivery pipe.
Preferably, the interior of the laser radar comprises a laser radar surface pollution detection unit and a control unit; the detection unit is used for detecting whether pollution exists on the surface of the laser radar and transmitting a detection signal to the control unit; and the control unit drives the cleaning device to clean the surface of the laser radar according to the result of the detection unit.
On the other hand, the utility model also provides a laser radar, this laser radar includes above laser radar surface cleaning device.
The utility model has the advantages that:
the cleaning device of the utility model can remove the dust, rain, snow and other pollution on the surface of the laser radar in time, and ensure the safety and reliability of the laser radar in the use process; compare contact's cleaning device, cleaning device carries out surface cleaning through gas injection mode, can not cause scratch or secondary pollution to laser radar surface, has improved laser radar's life, has guaranteed cleaning efficiency. In addition, the cleaning device can heat the cleaning agent, and the cleaning efficiency of the cleaning device in low-temperature environments such as winter is improved.
Drawings
FIG. 1 is a schematic diagram of a lidar surface cleaning system provided by the present invention;
fig. 2 is a schematic structural diagram of a cleaning device for laser radar surface cleaning provided by the present invention;
in the figure: 1. lidar, 2, cleaning device, 21, cleaning agent injection assembly, 211, cleaning agent nozzle unit, 212, cleaning agent injection zone, 213, cleaning agent delivery conduit, 214, cleaning agent pump, 22, gas injection assembly, 221, gas nozzle unit, 222, gas injection zone, 223, gas delivery conduit, 224, gas pump, 23, rotation assembly, 231, motor, 232, rotation tube, 233, connection tube, 24, heating assembly.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b): in one aspect, the present invention provides a laser radar surface cleaning apparatus, as shown in fig. 2, including laser radar 1, cleaning apparatus 2, cleaning agent injection unit 21, cleaning agent injection unit 211, cleaning agent injection region 212, cleaning agent delivery unit 213, cleaning agent pump 214, gas injection unit 22, gas injection unit 221, gas injection region 222, gas delivery pipe 223, gas pump 224, rotating assembly 23, motor 231, rotating pipe 232, connecting pipe 233, and heating assembly 24.
The laser radar surface cleaning device 2 comprises a cleaning agent spraying assembly 21, a rotating assembly 23 and a heating assembly 24, and further comprises: a gas injection assembly 22;
the cleaning agent injection assembly 21, the rotating assembly 23, the heating assembly 24 and the gas injection assembly 22 are fixed at the bottom or the top of the laser radar 1;
the gas injection assembly 22 is used for generating and injecting high-pressure gas to blow pollutants away from the surface of the laser radar;
the gas injection assembly 22 includes a gas nozzle unit 221 for high-pressure gas injection; a gas pump unit 224 for generating high-pressure gas; a gas delivery pipe 223 for delivering high-pressure gas to the gas nozzle unit 223.
Preferably, the center line of the base of the laser radar 1 is coaxial with the laser radar 1.
Preferably, the cleaning agent spraying assembly 21 includes a cleaning agent nozzle unit 211 for spraying a cleaning agent to the surface of the laser radar 1;
the rotating assembly 23 is used for respectively driving the cleaning agent nozzle unit 211 and the gas nozzle unit 221 to rotate around the peripheral side of the laser radar 1;
the heating assembly 24 is used for heating detergent and/or gas, and the cleaning device 2 is provided with a control switch for controlling the heating assembly 24 to be opened and closed.
Preferably, the cleaning agent nozzle units 211 and the gas nozzle units 221 surround the base of the laser radar 1, and are arranged adjacently, and the number of the cleaning agent nozzle units 211 and the number of the gas nozzle units 221 are 2-4 respectively.
Preferably, the rotating assembly 23 includes a motor 231 for driving the cleaning agent nozzle unit 211 and the gas nozzle unit 221 to rotate around the periphery of the laser radar 1; a rotating tube 232 arranged coaxially with the laser radar 1; and a connection pipe 233 for rotatably connecting the bottom of the rotation pipe 232, wherein the rotation pipe 232 is communicated with the pipeline of the connection pipe 233.
Preferably, the inside of the rotary pipe 232 and the connecting pipe 233 are connected to the cleaning agent delivery pipe 213 and the gas delivery pipe 223, respectively.
Preferably, the laser radar 1 internally comprises a laser radar surface pollution detection unit 11 and a control unit 12; the detection unit 11 is configured to detect whether contamination exists on the surface of the laser radar 1, and transmit a detection signal to the control unit 12; the control unit 12 drives the cleaning device 2 to clean the surface of the laser radar 1 according to the result of the detection unit 11.
Preferably, the detection unit 11 transmits a detection signal to the control unit 12; the control unit 12 is connected with the cleaning device 2 through a CAN bus, a network, a serial port and the like, and drives the cleaning device 2 to clean the surface of the laser radar 1.
Preferably, the lidar surface cleaning apparatus 2 further comprises a cleaning agent reservoir for storing a cleaning agent, the cleaning agent reservoir being connected to the cleaning agent pump 214.
Preferably, the detergent pump 214 is connected to the control unit 2, and is used to pressurize the detergent through the detergent delivery pipe 213 to spray the detergent in the detergent storage through the detergent nozzle unit 211.
Preferably, the gas pump unit 224 is used for pressurizing gas, spraying high-pressure gas through the gas nozzle unit 221 through the gas delivery pipe 223, and blowing the surface contaminants of the laser radar 1 away from the surface of the laser radar after the cleaning agent spraying assembly 21 sprays high-pressure cleaning agent.
Preferably, as shown in fig. 2, the cleaning device provided in this embodiment removes contamination such as dust, rain, snow, etc. on the surface of the laser radar in time, so as to ensure safety and reliability of the laser radar during use; compare contact's cleaning device, cleaning device carries out surface cleaning through gas injection mode, can not cause scratch or secondary pollution to laser radar surface, has improved laser radar's life, has guaranteed cleaning efficiency. In addition, the cleaning device can heat the cleaning agent, and the cleaning efficiency of the cleaning device in low-temperature environments such as winter is improved.
Based on the above embodiment, the utility model discloses another embodiment still provides a lidar, lidar includes above-mentioned embodiment arbitrary lidar surface cleaning device.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A laser radar surface cleaning device, includes detergent injection subassembly, rotating assembly, heating element, its characterized in that still includes: a gas injection assembly;
the cleaning agent injection assembly, the rotating assembly, the heating assembly and the gas injection assembly are fixed at the bottom or the top of the laser radar;
the gas injection assembly is used for generating and injecting high-pressure gas to blow pollutants away from the surface of the laser radar;
the gas injection assembly comprises a gas nozzle unit for high-pressure gas injection; a gas pump unit for generating high-pressure gas; a gas delivery conduit for delivering high pressure gas to the gas nozzle unit.
2. The lidar surface cleaning apparatus of claim 1 wherein a centerline of the lidar base is coaxial with the lidar.
3. The lidar surface cleaning apparatus of claim 1, wherein the cleaning agent injection assembly comprises a cleaning agent nozzle unit for injecting a cleaning agent toward the lidar surface;
the rotating assembly is used for respectively driving the cleaning agent nozzle unit and the gas nozzle unit to rotate around the peripheral side of the laser radar;
the heating assembly is used for heating the cleaning agent and/or the gas, and the cleaning device is provided with a control switch for controlling the heating assembly to be switched on and switched off.
4. The lidar surface cleaning apparatus of claim 3, wherein the cleaning agent nozzle unit and the gas nozzle unit are disposed adjacent to each other around the lidar base, and the number of the cleaning agent nozzle unit and the number of the gas nozzle unit are each 2 to 4.
5. The lidar surface cleaning apparatus of claim 3, wherein the rotating assembly includes a motor for driving the cleaning agent nozzle unit and the gas nozzle unit to rotate around the periphery of the lidar; a rotating tube arranged coaxially with the laser radar; the connecting pipe is rotatably connected with the bottom of the rotating pipe, and the rotating pipe is communicated with the pipeline of the connecting pipe.
6. The lidar surface cleaning apparatus of claim 5, wherein the interior of the rotary tube and the interior of the connecting tube are in communication with a cleaning agent delivery conduit and the gas delivery conduit, respectively.
7. Lidar surface cleaning device according to any of claims 1 to 6.
8. The lidar of claim 7, wherein the lidar further comprises a lidar surface contamination detection unit and a control unit mounted therein; the detection unit is used for detecting whether pollution exists on the surface of the laser radar and transmitting a detection signal to the control unit; and the control unit drives the cleaning device to clean the surface of the laser radar according to the result of the detection unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921473945.XU CN211826475U (en) | 2019-09-05 | 2019-09-05 | Laser radar surface cleaning device and laser radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921473945.XU CN211826475U (en) | 2019-09-05 | 2019-09-05 | Laser radar surface cleaning device and laser radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211826475U true CN211826475U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921473945.XU Active CN211826475U (en) | 2019-09-05 | 2019-09-05 | Laser radar surface cleaning device and laser radar |
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| Country | Link |
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| CN (1) | CN211826475U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113351582A (en) * | 2021-06-22 | 2021-09-07 | 武昌理工学院 | Single-air-duct and double-air-duct alternating radar base cleaning device and cleaning method |
| CN114618830A (en) * | 2020-12-14 | 2022-06-14 | 山东富锐光学科技有限公司 | Automatic dust removal device and dust removal method for laser radar |
| CN114653642A (en) * | 2020-12-22 | 2022-06-24 | 广东博智林机器人有限公司 | Laser radar cleaning device and building equipment |
-
2019
- 2019-09-05 CN CN201921473945.XU patent/CN211826475U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114618830A (en) * | 2020-12-14 | 2022-06-14 | 山东富锐光学科技有限公司 | Automatic dust removal device and dust removal method for laser radar |
| CN114653642A (en) * | 2020-12-22 | 2022-06-24 | 广东博智林机器人有限公司 | Laser radar cleaning device and building equipment |
| CN113351582A (en) * | 2021-06-22 | 2021-09-07 | 武昌理工学院 | Single-air-duct and double-air-duct alternating radar base cleaning device and cleaning method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231205 Address after: 430200, 7th floor, Building 3, Phase II, Modern Service Industry Demonstration Base, Huazhong University of Science and Technology Science Park, Guandong Street, Wuhan Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Wanji Photoelectric Technology Co.,Ltd. Address before: Wanji space, building 12, Zhongguancun Software Park, yard 8, Dongbei Wangxi Road, Haidian District, Beijing 100193 Patentee before: BEIJING WANJI TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |