CN109677364A - A kind of cleaning device for laser radar surface cleaning - Google Patents
A kind of cleaning device for laser radar surface cleaning Download PDFInfo
- Publication number
- CN109677364A CN109677364A CN201910121967.8A CN201910121967A CN109677364A CN 109677364 A CN109677364 A CN 109677364A CN 201910121967 A CN201910121967 A CN 201910121967A CN 109677364 A CN109677364 A CN 109677364A
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- CN
- China
- Prior art keywords
- desiccant
- laser radar
- detergent
- cleaning device
- supply unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/62—Other vehicle fittings for cleaning
- B60S1/66—Other vehicle fittings for cleaning for cleaning vehicle exterior
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Cleaning In General (AREA)
Abstract
The present invention relates to a kind of cleaning devices for laser radar surface cleaning, the pedestal of laser radar bottom is fixed on including one, the detergent supply unit that is arranged in pedestal and desiccant supply unit and the multiple wiper rings for being looped around laser radar bottom with detergent supply unit and desiccant supply unit outlet, the wiper ring is located at the light beam dead zone of laser radar, the wiper ring is equipped with spray orifice, the beam emissions area of the spray orifice face laser radar.Compared with prior art, the present invention completes the cleaning to laser radar outer surface in the case where not interfering laser radar to work normally, and the device is cleaned and is dried to laser radar using detergent and desiccant, the secondary pollution after avoiding cleaning improves cleaning efficiency.
Description
Technical field
The present invention relates to automotive fields, and in particular to a kind of cleaning device for laser radar surface cleaning.
Background technique
Intelligent driving automobile needs to install various sensors on vehicle to perceive ambient enviroment, at present majority intelligent drivings
Automobile all selects laser radar as environment sensing sensor.During intelligent vehicle running, laser radar collects environment letter
Breath passes to automobile, and automobile is adjusted car steering behavior according to these information, in order to guarantee the safe operation of automobile, swashs
The information that optical radar passes to automobile must be accurate.
But in automobile actual travel, laser radar is an exposure to outside, will receive different degrees of pollution, by dirt
The road information being collected into after dye can there are errors with real road information, it is therefore necessary to laser radar is installed on automobile
Cleaning device.Simultaneously to avoid occurring after cleaning secondary pollution, cleaning device must have injection at least one detergent or dry
The function of drying prescription.In addition, to guarantee that normal use, detergent or desiccant will be added cleaning device before ejecting in winter
Heat.
Summary of the invention
It is good that it is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of cleaning effects
Cleaning device for laser radar surface cleaning.
The purpose of the present invention can be achieved through the following technical solutions: a kind of cleaning for laser radar surface cleaning
Device, the cleaning device include the detergent supply unit for being fixed on the pedestal of laser radar bottom, being arranged in pedestal
Laser radar is looped around with desiccant supply unit and with detergent supply unit and desiccant supply unit outlet
Multiple wiper rings of bottom, the wiper ring are located at the light beam dead zone of laser radar, and the wiper ring is equipped with spray orifice, institute
State the beam emissions area of spray orifice face laser radar.Wiper ring is arranged in light beam dead zone the present invention, will not interfere laser
The normal work of radar can complete cleaning in vehicle travel process, improve cleaning efficiency；And cleaning can be used in the present apparatus
Agent and desiccant are cleaned and are dried to laser radar, and detergent remains in the generation of laser radar surface after avoiding cleaning
Secondary pollution improves cleaning efficiency.
The detergent supply unit includes detergent pump, and the import of the detergent pump is connected to detergent case, clearly
Triple valve is arranged in the outlet of clean dose of pump, and the another two outlet of the triple valve is connected to wiper ring and detergent case respectively, described
The connecting line of detergent pump and triple valve is equipped with detergent solenoid valve, on the connecting line of the detergent case and triple valve
Detergent relief valve is set.
The desiccant supply unit includes desiccant pump, and the import of the desiccant pump is connected to desiccant case, is done
Triple valve is arranged in the outlet of drying prescription pump, and the another two outlet of the triple valve is connected to wiper ring and desiccant case respectively, described
Desiccant pump and the connecting line of triple valve are equipped with desiccant solenoid valve, on the connecting line of the desiccant case and triple valve
Desiccant relief valve is set.
The wiper ring includes outer ring and inner ring, and there are for detergent or desiccant flowing between the outer ring and inner ring
Channel, the rear end in the channel connect with detergent supply unit and desiccant supply unit, the front end closing in the channel,
The front end of the inner ring is evenly distributed with spray orifice, and the inner wall of the inner ring is equipped with through-hole, and the through-hole is connected to spray orifice.
It is fixed by the bracket in the channel equipped with heating element, for heating detergent and desiccant, makes it in the winter
Also it can clean and dry in the lower situation of its temperature.
The cleaning device is equipped with for incuding the temperature sensor of environment temperature and connecting use with temperature sensor
In the controller of control heating element opening and closing.Signal is simultaneously passed to controller by temperature sensor senses environment temperature, works as control
When device judges environment temperature lower than set temperature, controller controls heating element and opens, and heats detergent or desiccant；Work as environment
When temperature is higher than set temperature, heating element does not work.
Preferably, the controller is PLC controller.
The outer ring outer wall wraps up thermal insulation material.
Compared with prior art, the beneficial effects of the present invention are embodied in following several respects:
(1) present apparatus does not have movement mechanism, and structure is simple；
(2) wiper ring is arranged in laser radar light beam dead angle, will not generate interference, the dress to the normal work of laser radar
Cleaning can be completed in vehicle travel process by setting, and improve cleaning efficiency；
(3) detergent and desiccant can be used to clean and dry laser radar for the device, avoid clear after cleaning
Clean dose remains in the secondary pollution that laser radar surface generates, and improves cleaning efficiency；
(4) device can heat detergent or desiccant, improve the cleaning efficiency of cleaning device in winter.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the present apparatus；
Fig. 2 is present apparatus schematic diagram of base structure；
Fig. 3 is present apparatus wiper ring the schematic diagram of the section structure.
Wherein, 1 is pedestal, and 2 be wiper ring, and 3 be detergent and desiccant spray regime, and 4 be laser radar, and 5 be light beam,
6 be detergent pump, and 7 be detergent solenoid valve, and 8 be detergent relief valve, and 9 be desiccant relief valve, and 10 be desiccant solenoid valve,
11 pump for desiccant, and 12 be spray orifice, and 13 be heating element, and 14 be bracket.
Specific embodiment
It elaborates below to the embodiment of the present invention, the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following implementation
Example.
Embodiment 1
A kind of laser radar cleaning device, structure as shown in Figure 1, include pedestal 1, detergent pump 6, desiccant pump 11,
Detergent solenoid valve 7, detergent relief valve 8, desiccant relief valve 9, desiccant solenoid valve 10, wiper ring 2.Wiper ring 2 is arranged
At laser beam dead angle, the normal work of laser radar will not be interfered.Detergent pump 6, desiccant pump 11, clear is equipped in pedestal 1
Clean dose of solenoid valve 7, detergent relief valve 8, desiccant relief valve 9, desiccant solenoid valve 10 connect as shown in Fig. 2, detergent
The import of pump 6 is connected to detergent case and (does not show detergent case in figure), and triple valve, triple valve is arranged in the outlet of detergent pump 6
Another two outlet be connected to respectively with wiper ring and detergent case, the connecting line of detergent pump and triple valve is equipped with detergent
Detergent relief valve 8 is set on the connecting line of solenoid valve 7, detergent case and triple valve.The import and drying of desiccant pump 11
Triple valve, the another two outlet point of triple valve is arranged in agent case (not showing desiccant case in figure) connection, the outlet of desiccant pump 11
It is not connected to wiper ring and desiccant case, desiccant pump 11 and the connecting line of triple valve are equipped with desiccant solenoid valve 10, do
Desiccant relief valve 9 is set on the connecting line of drying prescription case and triple valve.
The structure of wiper ring is as shown in figure 3, having multiple spray orifices 12, detergent and desiccant towards laser radar side
Injection direction and laser radar surface at an angle, the detergent and desiccant for so that wiper ring is ejected cover laser
The surface to be cleaned of radar, wiper ring inside pass through the fixed heating element 13 of bracket 14
When the surface of laser radar 4 needs to clean, which starts to work.
When cleaning device is started to work, detergent pump 6 is started to work, and detergent relief valve 8 is closed, detergent solenoid valve
7 open, and cleaned dose of detergent pump 6, detergent solenoid valve 7 enter in wiper ring 2, if environment temperature is lower than preset temperature,
There is heating element 13 to heat detergent in wiper ring 2, the detergent after heating is ejected into laser radar 4 through spray orifice 12
On, if environment temperature is higher than preset temperature, detergent is directly ejected on laser radar 4 through spray orifice 12.
Detergent pump 6 works after a certain period of time, and detergent pump 6 stops working, and detergent solenoid valve 7 is closed, and lets out detergent
Pressure valve 8 is opened, and the detergent in wiper ring 2 and in pipeline flow back into detergent water tank, and desiccant pump 11 is started to work, desiccant
Solenoid valve 10 is opened, detergent relief valve 8 is closed, and desiccant relief valve 9 is closed, and desiccant is through desiccant pump 11, desiccant electricity
Magnet valve 10 enters in wiper ring 2, if environment temperature is lower than preset temperature, have in wiper ring 2 heating element 13 to desiccant into
Row heating, the desiccant after heating are ejected on laser radar 4 through spray orifice 12, dry if environment temperature is higher than preset temperature
Agent is directly ejected on laser radar 4 through spray orifice 12.Detergent and desiccant spray regime 3 can cover the light of laser radar 4
Within the scope of the injection of beam 5.
After a period of work, desiccant pump 11 stops working desiccant pump 11, and desiccant solenoid valve 10 is closed, desiccant
Relief valve 9 is opened.
After a period of time, relief valve 9 is closed, and cleaning device stops working.
Claims (8)
1. a kind of cleaning device for laser radar surface cleaning, which is characterized in that the cleaning device includes one and is fixed on
The pedestal of laser radar bottom, the detergent supply unit being arranged in pedestal and desiccant supply unit and defeated with detergent
The multiple wiper rings for being looped around laser radar bottom of unit and desiccant supply unit outlet are sent, the wiper ring is located at
The light beam dead zone of laser radar, the wiper ring are equipped with spray orifice, the beam emissions area of the spray orifice face laser radar.
2. a kind of cleaning device for laser radar surface cleaning according to claim 1, which is characterized in that described
Detergent supply unit includes detergent pump, and the import of the detergent pump is connected to detergent case, and the outlet of detergent pump is set
Triple valve is set, the another two outlet of the triple valve is connected to wiper ring and detergent case respectively, the detergent pump and threeway
The connecting line of valve is equipped with detergent solenoid valve, and detergent pressure release is arranged on the connecting line of the detergent case and triple valve
Valve.
3. a kind of cleaning device for laser radar surface cleaning according to claim 1, which is characterized in that described
Desiccant supply unit includes desiccant pump, and the import of the desiccant pump is connected to desiccant case, and the outlet of desiccant pump is set
Triple valve is set, the another two outlet of the triple valve is connected to wiper ring and desiccant case respectively, the desiccant pump and threeway
The connecting line of valve is equipped with desiccant solenoid valve, and desiccant pressure release is arranged on the connecting line of the desiccant case and triple valve
Valve.
4. a kind of cleaning device for laser radar surface cleaning according to claim 1, which is characterized in that described
Wiper ring includes outer ring and inner ring, and there are the channels for detergent or desiccant flowing between the outer ring and inner ring, described logical
The rear end in road is connect with detergent supply unit and desiccant supply unit, the front end closing in the channel, before the inner ring
End is evenly distributed with spray orifice, and the inner wall of the inner ring is equipped with through-hole, and the through-hole is connected to spray orifice.
5. a kind of cleaning device for laser radar surface cleaning according to claim 4, which is characterized in that described
It is fixed by the bracket in channel equipped with heating element.
6. a kind of cleaning device for laser radar surface cleaning according to claim 5, which is characterized in that described
Cleaning device is equipped with for incuding the temperature sensor of environment temperature and connecting with temperature sensor for controlling heating element
The controller of opening and closing.
7. a kind of cleaning device for laser radar surface cleaning according to claim 6, which is characterized in that described
Controller is PLC controller.
8. a kind of cleaning device for laser radar surface cleaning according to claim 4, which is characterized in that described
Outer ring outer wall wraps up thermal insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910121967.8A CN109677364B (en) | 2019-02-19 | 2019-02-19 | Cleaning device for be used for laser radar surface cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910121967.8A CN109677364B (en) | 2019-02-19 | 2019-02-19 | Cleaning device for be used for laser radar surface cleaning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109677364A true CN109677364A (en) | 2019-04-26 |
| CN109677364B CN109677364B (en) | 2022-02-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910121967.8A Active CN109677364B (en) | 2019-02-19 | 2019-02-19 | Cleaning device for be used for laser radar surface cleaning |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110588664A (en) * | 2019-08-30 | 2019-12-20 | 惠州市德赛西威汽车电子股份有限公司 | Self-adaptive cruise system and method thereof |
| CN110841996A (en) * | 2019-12-17 | 2020-02-28 | 北京万集科技股份有限公司 | Laser radar cleaning device, method, equipment and storage medium |
| CN112660072A (en) * | 2020-12-03 | 2021-04-16 | 北京百度网讯科技有限公司 | Laser radar base, laser radar device and automatic driving vehicle |
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| CN110588664A (en) * | 2019-08-30 | 2019-12-20 | 惠州市德赛西威汽车电子股份有限公司 | Self-adaptive cruise system and method thereof |
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| CN112660072A (en) * | 2020-12-03 | 2021-04-16 | 北京百度网讯科技有限公司 | Laser radar base, laser radar device and automatic driving vehicle |
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|---|---|
| CN109677364B (en) | 2022-02-18 |
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