CN114509739A

CN114509739A - Telescopic cleaning assembly and laser radar

Info

Publication number: CN114509739A
Application number: CN202210167512.1A
Authority: CN
Inventors: 毕愿杰; 皇甫乐晓; 胡想明; 付世岚
Original assignee: Ningbo Xintai Machinery Co Ltd
Current assignee: Ningbo Xintai Machinery Co Ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-05-17

Abstract

The invention belongs to the technical field of laser radar covers, and provides a telescopic cleaning assembly which comprises a cleaning part and an air blowing part, wherein the air blowing part is positioned at the lower part of the cleaning part, the cleaning part comprises a cleaning main body part and a telescopic rod part, the telescopic rod part extends into the cleaning main body part and can be telescopic inside and outside the cleaning main body part, and a water spray head is arranged on the telescopic rod part. The invention has the advantages that the telescopic water spray mode is adopted for spraying water, the water spray device can be used for a laser radar, the whole structure is simple, the maintenance is convenient, the whole water path can be hidden behind a front bumper or a grille, and a water gap is not exposed when the water spray device is in a non-working state. Not only can realize that the dust is got rid of, realize the cleaning function under the condition that does not influence whole car outward appearance moreover.

Description

Telescopic cleaning assembly and laser radar

Technical Field

The invention belongs to the technical field of laser radar covers, and relates to a telescopic cleaning assembly and a laser radar.

Background

Most of the current laser radar cleaning systems are applied to mechanical laser radars. To mechanical type laser radar, one of the current schemes is base and the upper cover that sets up at the radar rear side, the two passes through the fixed column and connects, one side that the fixed column is close to between base and the upper cover is equipped with the lift track, be equipped with the lift ring that can remove along lift orbital length direction on this lift track, the lift ring is cleaned laser radar's side at the in-process brush sweeping subassembly that descends, when the lift ring descends to the bottom, stop descending lift ring and stall, close the water jet and open the air jet and jet-blast, laser radar surface moisture evaporates and closes the air jet after the completion clean, this kind of mode can only be used in mechanical type laser radar. And the existing actuating mechanism has a complex structure, is relatively difficult to install and maintain, cannot be applied to the vehicle type of the laser radar, and has no integrated cleaning system. In the driving process of the vehicle, due to the influence of the external environment, dust, water drops, mud, frost, fog and other stains which can influence the working state of the laser radar can be inevitably generated on the surface of the laser radar cover, so that a cleaning system is required to be added to ensure the working state of the laser radar, and the safety of driving and passengers is ensured.

Disclosure of Invention

The invention aims to solve the technical problem, and provides a telescopic cleaning component and a laser radar which are simple in structure and convenient to install and can realize a cleaning function under the condition of not influencing the appearance of a whole vehicle.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a telescopic cleaning assembly, its characterized in that, is including washing piece and blowing piece, and the piece that blows is located and washs a lower part, washing piece including washing main part and telescopic rod portion, telescopic rod portion stretch into and wash the main part and can follow and wash the main part and stretch out and draw back inside and outside, install the sprinkler bead on the telescopic rod portion.

In the above telescopic cleaning assembly, the sprinkler head and the telescopic rod are integrally non-detachably connected, and the front part of the sprinkler head is provided with the shielding part.

In the above telescopic cleaning assembly, the rear end of the cleaning main body part is provided with a water inlet connecting pipe, and the water inlet connecting pipe is connected with a vehicle water tank.

In the above telescopic cleaning assembly, the air blowing member includes an air blowing main body, an air blowing port is provided at the front of the air blowing main body, and an air inlet is provided at one side of the air blowing main body.

The utility model provides a laser radar, includes the radar casing, radar casing front portion be radar sight window surface, its characterized in that, foretell telescopic washing subassembly is fixed on the upper portion surface of radar casing, wherein blow the gas mouth of main part front portion of blowing arrange the top edge on radar sight window surface, telescopic rod portion stretch out the back from washing the main part and form a water spray area in radar sight window surface front portion, the regional cover of water spray and wash radar sight window surface.

In the laser radar, the blowing body is provided with a fixing part, and the fixing part is fixed on the upper surface of the radar shell.

In the laser radar, the two fixing structures are arranged on the rear side of the cleaning main body part, and the two fixing structures fix the cleaning main body part on the upper surface of the radar shell through screws respectively.

Compared with the prior art, the invention has the advantages that the telescopic water spraying mode is adopted for spraying water, the invention can be used for a laser radar, the whole structure is simple, the maintenance is convenient, the whole water path can be hidden behind a front bumper or a grille, and the water gap is not exposed when the water path is not in a working state. Not only can realize that the dust is got rid of, realize the cleaning function under the condition that does not influence whole car outward appearance moreover.

Drawings

FIG. 1 is a schematic diagram of a laser radar with a telescoping cleaning assembly prior to water spray;

FIG. 2 is a schematic diagram of the laser radar with retractable cleaning assembly when spraying water;

fig. 3 is another direction structure diagram of fig. 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting to the scope of the present invention.

In the figure, a radar housing 100; radar view window surface 200; a blowing member 300; an air-blowing body 301; an air blowing port 302; an air inlet 303; a cleaning member 400; cleaning the main body 401; a telescoping rod section 402; a sprinkler head 500; a fixed structure 600; the water inlet connection pipe 700.

As shown in fig. 1, 2 and 3, the lidar includes a radar housing 100, a front portion of the radar housing 100 is a radar window surface 200, a telescopic cleaning assembly is fixed on an upper surface of the radar housing 100, wherein a blowing port 302 in a front portion of a blowing main body 301 is arranged at an upper edge of the radar window surface 200, a water spraying region is formed in a front portion of the radar window surface 200 after a telescopic rod portion 402 extends out of a cleaning main body portion 401, the water spraying region covers and cleans the radar window surface 200, and a front portion of the radar housing 100 is the radar window surface 200, wherein the lidar is mounted inside the radar housing 100, laser emitted by the lidar is transmitted out of the radar window surface 200, and the radar window surface 200 generates dust, water drops, mud, frost and the like to affect radar operation, so that the radar window surface 200 needs to be cleaned.

Specifically, the telescopic cleaning assembly comprises a cleaning part 400 and an air blowing part 300, wherein the air blowing part 300 is positioned at the lower part of the cleaning part 400, the cleaning part 400 is firstly used for cleaning the radar window surface 200, the air blowing part 300 is used for removing water drops on the radar window surface 200, the cleaning part 400 comprises a cleaning main body part 401 and a telescopic rod part 402, two fixing structures 600 are arranged at the rear side of the cleaning main body part 401 for facilitating the installation of the cleaning part 400, the cleaning main body part 401 is respectively fixed on the upper surface of the radar shell 100 through screws by the two fixing structures 600, the telescopic rod part 402 extends into the cleaning main body part 401 and can be telescopic inside and outside the cleaning main body part 401, the whole telescopic rod part 402 is pressed out to the front part of the radar window surface 200 when water pressure exists, a water spray head 500 is arranged on the telescopic rod part 402, and a water inlet connecting pipe 700 is arranged at the rear end of the cleaning main body part 401 for facilitating water spray, the water inlet connecting pipe 700 is connected with the vehicle water tank, so that water in the vehicle water tank can be sprayed out from the water inlet connecting pipe 700 to the water spray head 500 on the telescopic rod part 402, and the installation and replacement are convenient, the water spray head 500 and the telescopic rod part 402 are integrally connected in a non-detachable mode, a shielding part is arranged at the front part of the water spray head 500, dust on the surface 200 of the radar window is removed, the air blowing piece 300 comprises an air blowing main body 301, an air blowing opening 302 is arranged at the front part of the air blowing main body 301, an air inlet 303 is arranged on one side of the air blowing main body 301, a fixing part is arranged on the air blowing main body 301, and the fixing part is fixed on the upper surface of the radar shell 100, so that the air blowing position is ensured.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the described embodiments may be made by those skilled in the art without departing from the scope and spirit of the invention as defined by the accompanying claims.

Claims

1. The utility model provides a telescopic cleaning assembly, its characterized in that, is including washing piece and blowing piece, and the piece that blows is located and washs a lower part, washing piece including washing main part and telescopic rod portion, telescopic rod portion stretch into and wash the main part and can follow and wash the main part and stretch out and draw back inside and outside, install the sprinkler bead on the telescopic rod portion.

2. The retractable cleaning assembly of claim 1 wherein said sprinkler head is integrally non-removably attached to said retractable stem and has a shield at a front portion of said sprinkler head.

3. The retractable wash assembly as claimed in claim 1 or 2, wherein the wash body has a water inlet connection at its rear end, said water inlet connection being connected to the vehicle tank.

4. The retractable cleaning assembly of claim 3 wherein said blowing member comprises a blowing body having a blowing port at a front portion thereof and an air inlet at one side thereof.

5. A laser radar, including the radar casing, the radar casing front portion be radar sight window surface, characterized in that, the telescopic cleaning subassembly of claim 4 is fixed in the upper portion surface of radar casing, and wherein the gas blow mouth of the anterior portion of the main part of blowing arranges the top edge on radar sight window surface, the telescopic rod portion form a water spray area in radar sight window surface front portion after stretching out from washing main part, the regional cover of water spray is and is washd radar sight window surface.

6. The lidar of claim 5, wherein the blowing body is provided with a fixing portion, and the fixing portion is fixed to an upper surface of the radar housing.

7. The lidar of claim 6, wherein the rear side of the cleaning main body is provided with two fixing structures, and the two fixing structures fix the cleaning main body to the upper surface of the radar housing respectively through screws.