CN218601464U

CN218601464U - Protective device for vehicle laser radar

Info

Publication number: CN218601464U
Application number: CN202223362460.8U
Authority: CN
Inventors: 白新报; 张卫东
Original assignee: Shijiazhuang Public Transport Group Co ltd
Current assignee: Shijiazhuang Public Transport Group Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-03-10
Anticipated expiration: 2032-12-14

Abstract

The utility model provides an automobile-used laser radar's protector belongs to vehicle technical field. The utility model provides a protective device of a vehicle laser radar, which comprises a base, a protective cover and a cleaning component, wherein the base is arranged on a vehicle; the protective cover covers the outer side of the laser radar; clean subassembly is used for cleaning the protection casing, including rotating the motor, clean frame, clean strip and clean ring seat, clean ring seat cover is established at the lower extreme of protection casing, the lower extreme of clean frame slides and sets up in the clean annular of clean ring seat up end, the upper end of clean frame is located the up end of protection casing, the center department of the up end of rotation motor setting at the protection casing, the drive end drive cleaning frame that rotates the motor slides in clean annular, clean strip sets up the one side that is close to the protection casing at clean frame, be used for cleaning the protection casing. The utility model provides a pair of automobile-used lidar's protector protects lidar, and easily clears up.

Description

Protective device for vehicle laser radar

Technical Field

The utility model belongs to the technical field of the vehicle, concretely relates to automobile-used laser radar's protector.

Background

The laser radar combines a laser technology and a radar technology, is used for accurately measuring the position (distance and angle), the motion state (speed, vibration and attitude) and the shape of a target, and realizes the detection, identification, resolution and tracking of the target. Therefore, the laser radar is widely applied to vehicles, particularly in the field of unmanned vehicles or automatic driving vehicles which are gradually built up, the laser radar is used for sensing obstacles, the laser is used as a signal source, and the emitted laser beam is used for detecting information such as distance, direction, speed, attitude and the like of a target, so that the laser radar has the advantages of high resolution, strong active interference resistance, good low-altitude detection performance, small volume, light weight and the like. When laser radar installs on the vehicle, generally install laser radar at the top of vehicle, take place the damage easily under the influence of external environment, rainwater in the air, snow or sand and dust are attached to the sleet and the sand and dust on laser radar surface can greatly reduced laser radar's perception ability, lead to barrier identification error grow, the situation that can't discern appears even, and moisture in the air gets into laser radar and can cause the damage to the electron device in the laser radar, in addition laser radar also can receive the striking of foreign object and take place to damage. Therefore often cover in the laser radar outside and establish the safety cover, but debris such as dust among the external environment can adhere to the surface at the safety cover, forms the spot at the safety cover surface, surveys the perception that causes the interference to laser radar, reduces laser radar's perception ability, but laser radar generally installs at the vehicle top, should not clear up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile-used laser radar's protector aims at solving laser radar and installs the problem that should not clear up at the vehicle top.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a protection device for a vehicle laser radar, including:

a base mounted on a vehicle;

the protective cover is arranged at the top of the base and covers the outer side of the laser radar; and

clean subassembly, it is right to be used for the protection casing cleans, including rotating motor, clean frame, clean strip and clean ring seat, clean ring seat sets up the up end of base, and the cover is established the lower extreme of protection casing, clean ring seat up end is provided with clean annular, the lower extreme of clean frame slides and sets up in the clean annular, the upper end of clean frame is located the top of protection casing, it is located to rotate the motor the inside of protection casing, and sets up the center department of the up end of protection casing, the drive end of rotating the motor passes the up end drive of protection casing the clean frame is in slide in the clean annular, clean strip sets up clean frame is close to one side of protection casing, it is right to be used for the protection casing cleans.

In a possible implementation manner, the protective cover further comprises a clamping assembly used for clamping the protective cover, the clamping assembly comprises a clamping ring seat, a clamping sliding strip and a clamping spring, the clamping ring seat is installed on the base and sleeved on the outer side of the cleaning ring seat, a sliding clamping groove is formed in the side wall penetrating through the cleaning ring seat and comprises a first blocking groove and a second sliding groove, the first blocking groove is formed in one side, close to the clamping ring seat, of the cleaning ring seat, the second sliding groove penetrates through the groove bottom of the first blocking groove, the clamping sliding strip comprises a sliding block and a sliding column, the sliding column is arranged on one side, close to the cleaning ring seat, of the sliding block, the sliding column is arranged in the first blocking groove in a sliding mode, the clamping spring is sleeved on the outer side of the sliding column, the clamping spring is arranged between the sliding block and the groove bottom of the first blocking groove, the clamping sliding block seat is provided with the clamping sliding groove, the clamping sliding groove is arranged on the protective cover, the sliding column is sleeved on the outer side of the sliding column, the sliding block is separated from the sliding groove, and the sliding block is clamped spring, and the sliding block is separated from the sliding groove.

In a possible implementation manner, the clamping sliding groove is arranged below the first blocking groove, the upper end surface of the sliding block is provided with a guide inclined surface, and the upper wall of the clamping sliding groove is matched with the guide inclined surface.

In a possible implementation manner, the clamping assemblies are provided in two groups, symmetrically arranged with respect to the central axis of the protective cover.

In one possible implementation, the lower end of the protective cover is in threaded connection with the protective groove.

In a possible implementation manner, the lower end of the cleaning frame is provided with a sliding fixture block, and the sliding fixture block is matched with the cleaning ring groove in shape.

In a possible realisation, the cleaning bars are provided in two groups, symmetrically arranged with respect to the central axis of the protection shield.

In a possible implementation, the bottom of the protective groove is provided with a sealing ring.

In a possible implementation manner, the base is connected with the vehicle through screws, and fixing screw holes for installing the screws are formed in the base.

In one possible implementation, the cleaning strip is a piece of rubber material.

The utility model provides a pair of automobile-used laser radar's protector's beneficial effect lies in:

compared with the prior art, be provided with the base, protection casing and clean subassembly, the pedestal mounting is on the vehicle, generally install the up end at the vehicle, laser radar installs the up end at the base, the protection casing passes through the protecting groove and sets up on the base, the cover is established in the laser radar outside, protect laser radar, clean subassembly is used for cleaning the protection casing, clean subassembly is including rotating the motor, the cleaning rack, cleaning strip and cleaning ring seat, the cleaning ring seat cover is established in the outside of protection casing, and set up on the base, an installation for carrying out the cleaning rack, the lower extreme of cleaning rack slides and sets up on cleaning ring seat, it sets up the up the up end at the protection casing to rotate the motor, it rotates along the circumferential direction of protection casing to rotate motor drive cleaning rack, cleaning strip sets up the one side that is close to the protection casing at the cleaning rack, carry out the cleanness of protection casing along with the common motion of cleaning rack, with the help of clean subassembly, the clean degree of difficulty of protection casing has been reduced, the clean efficiency of protection casing has been improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a first schematic view of a protection device for a laser radar for a vehicle according to an embodiment of the present invention;

fig. 2 is a schematic sectional structural diagram of a protective device of a laser radar for a vehicle according to an embodiment of the present invention;

FIG. 3 is a schematic view of a portion of the enlarged structure at A in FIG. 2;

fig. 4 is a schematic cross-sectional view of the cleaning ring seat in fig. 3.

In the figure: 1. a base; 2. a protective cover; 3. rotating the motor; 4. a driving end; 5. a cleaning frame; 6. a cleaning strip; 7. cleaning the ring seat; 8. clamping a ring seat; 9. clamping a spring; 10. a slider; 11. a sliding post; 12. clamping the chute; 13. a guide slope; 14. sliding the clamping block; 15. cleaning the vertical rod; 16. cleaning the cross bar; 17. a seal ring; 18. fixing screw holes; 19. a laser radar; 20. a first baffle groove; 21. a second runner.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3, a description will now be given of a specific embodiment of a protection device for a vehicle lidar according to the present invention, including a base 1, a protective cover 2, and a cleaning assembly, where the base 1 is mounted on a vehicle; the protective cover 2 covers the outer side of the laser radar 19, a protective groove is formed in the upper end face of the base 1, and the opening end of the protective cover 2 is arranged in the protective groove; clean subassembly is used for cleaning protection casing 2, including rotating motor 3, clean frame 5, clean strip 6 and clean ring seat 7, clean ring seat 7 sets up the up end at base 1, and the cover is established at the lower extreme of protection casing 2, clean ring seat 7 up end is provided with clean annular, the lower extreme of clean frame 5 slides and sets up in clean annular, the upper end of clean frame 5 is located the top of protection casing 2, it is located the inside of protection casing 2 to rotate motor 3, and set up the center department at the up end of protection casing 2, the drive end 4 of rotating motor 3 passes the up end drive of protection casing 2 and cleans frame 5 and slides in clean annular, clean strip 6 sets up the one side that is close to protection casing 2 at clean frame 5, be used for cleaning protection casing 2.

The utility model provides a pair of automobile-used laser radar's protector, compared with the prior art, be provided with base 1, protection casing 2 and clean subassembly, base 1 installs on the vehicle, generally install the up end at the vehicle, laser radar 19 installs the up end at base 1, protection casing 2 passes through the protective tank setting on base 1, the cover is established in the laser radar 19 outside, protect laser radar 19, clean subassembly is used for cleaning protection casing 2, clean subassembly is including rotating motor 3, clean frame 5, clean strip 6 and clean ring seat 7, clean ring seat 7 cover is established in the outside of protection casing 2, and set up on base 1, be used for carrying out the installation of clean frame 5, the lower extreme of clean frame 5 slides and sets up on clean ring seat 7, it sets up the up end at protection casing 2 to rotate motor 3, rotate the clean frame 5 of motor 3 drive along the circumferential direction of protection casing 2, clean strip 6 sets up the one side that is close to protection casing 2 at clean frame 5, carry out the cleanness of protection casing 2 along with the common motion of clean frame 5, with the help of clean subassembly, the cleaning difficulty of protection casing 2 has been reduced, the clean efficiency of protection casing 2 has been improved.

Specifically, please refer to fig. 1 to 3, including base 1, protection casing 2 and cleaning assembly, base 1 installs on the vehicle, laser radar 19 installs the up end at base 1, base 1 up end is provided with the guard groove, protection casing 2 opening covers the outside at laser radar 19 downwards, the opening of protection casing 2 sets up in the guard groove, with the help of the guard groove, protection casing 2 is fixed on base 1, protect laser radar 19, cleaning assembly is used for cleaning protection casing 2, cleaning assembly includes rotating electrical machines 3, cleaning frame 5, cleaning strip 6 and cleaning ring seat 7, cleaning ring seat 7 sets up the up end at base 1, and the cover is established in the outside of protection casing 2, be provided with the gliding cleaning ring groove that is suitable for cleaning frame 5 on cleaning ring seat 7, rotating electrical machines 3 sets up the inside at protection casing 2, and set up the center at the roof of protection casing 2, driving end 4 of rotating electrical machines 3 passes the up end of protection casing 2, the upper end of cleaning frame 5 is connected with driving end 4 of rotating electrical machines 3, rotating electrical machines 4 of rotating electrical machines drives cleaning frame 5 along the circumference rotation of driving end 2, the cleaning frame 6 sets up in cleaning frame 2, cleaning frame cleaning efficiency has improved cleaning strip 2, cleaning efficiency has reduced the cleaning frame 2.

As the utility model provides a pair of automobile-used laser radar's protector's a specific implementation mode, please refer to fig. 1 to fig. 4, still including clamping the subassembly, be used for clamping protection casing 2, including clamping ring seat 8, clamp the draw runner and clamp spring 9, clamp ring seat 8 and install on base 1 and the cover is established in the outside of clean ring seat 7, the lateral wall that runs through clean ring seat 7 is provided with the slip draw-in groove, the slip draw-in groove includes first catch groove 20 and second spout 21, first catch groove 20 sets up in clean ring seat 7 and is close to the one side that clamps ring seat 8, second spout 21 runs through the sliding block tank bottom setting of first catch groove 20, clamp the draw runner and include sliding block 10 and sliding column 11, sliding column 11 sets up in one side that sliding block 10 is close to clean ring seat 7, sliding column 10 slides and sets up in first catch groove 20, sliding column 11 slides and sets up in second spout 21, the outside that clamps spring 9, it sets up the setting at 10 and is close to the one side of clean ring seat 20 to clamp the draw runner 12 to clamp the draw runner, slide block seat is provided with the slide 12, slide block 12 and clamp the effect of sliding block ring seat, slide block 12 that clamps the slide ring seat is provided with the slide block and clamp, it is provided with the effect of the slide block 12.

Specifically, referring to fig. 1 to 4, a clamping assembly is further provided, the clamping assembly is used for clamping the protective cover 2 on the base 1, the clamping assembly comprises a clamping ring seat 8, a clamping slide bar and a clamping spring 9, the clamping ring seat 8 is sleeved on the outer side of the cleaning ring seat 7, a clamping ring groove is provided on the base 1, the lower end of the clamping ring seat 8 is in threaded connection with the clamping ring groove, the clamping ring seat 8 is rotated to realize the up-and-down movement of the clamping ring seat 8 in the direction perpendicular to the base 1, a sliding clamping groove horizontally penetrates through the side wall of the cleaning ring seat 7 and comprises a first blocking groove 20 close to the clamping ring seat 8 and a second sliding groove 21 close to the protective cover 2, the inner diameter of the first blocking groove 20 is larger than that of the second sliding groove 21, the clamping slide bar comprises a sliding block 10 and a sliding column 11, the sliding column 11 is arranged on one side of the sliding block 10 close to the protective cover 2, the sliding block 10 is arranged in the first blocking groove 20 in a sliding mode, the sliding column 11 is arranged in the second sliding groove 21 in a sliding mode, the outer diameter of the sliding block 10 is larger than the inner diameter of the second sliding groove 21, the sliding block 10 is limited by the first blocking groove 20, the clamping spring 9 is sleeved on the outer side of the sliding column 11, one end of the clamping spring 9 is arranged on one side, close to the protective cover 2, of the sliding block 10, the other end of the clamping spring 9 is arranged at the bottom of the first blocking groove 20, the clamping spring 9 has pushing force for pushing the sliding block 10 to move towards the clamping ring seat 8, one side, close to the cleaning ring seat 7, of the clamping ring seat 8 is provided with the clamping sliding groove 12, the clamping sliding groove 12 is suitable for the sliding-in of the sliding block 10, the protective cover 2 is provided with a groove suitable for the sliding-in of the sliding column 11, the clamping ring seat 8 is rotated, the vertical distance of the clamping sliding groove 12 relative to the base 1 is changed, and when the clamping sliding groove 12 and the first blocking groove 20 are located at the same height, clamping spring 9 pushes sliding block 10 to slide into clamping sliding groove 12, sliding column 11 is separated from the clamping groove, unlocking of protective cover 2 is achieved, when height difference exists between clamping sliding groove 12 and first gear groove 20, sliding block 10 moves towards protective cover 2 to be separated from clamping sliding groove 12, sliding column 11 slides into the clamping groove, locking of protective cover 2 is achieved, and mounting stability of protective cover 2 is improved.

As a specific embodiment of a pair of automotive laser radar's protector, please refer to fig. 1 to 4, clamp spout 12 and set up in the below of first catch groove 20, and the up end of sliding block 10 is provided with direction inclined plane 13, the upper wall and the direction inclined plane 13 phase-match that clamp spout 12.

Specifically, referring to fig. 1 to 4, when the clamping ring seat 8 is installed at the bottom of the clamping ring groove, the clamping sliding groove 12 is located below the first blocking groove 20, the upper end surface of the sliding block 10 is provided with a guide inclined surface 13 which is convenient to slide into the clamping sliding groove 12, the height of the guide inclined surface 13 is gradually reduced along with the distance from the protective cover 2, and the upper wall of the clamping sliding groove 12 is matched with the guide inclined surface 13 so as to facilitate the sliding in or sliding out of the sliding block 10.

As a specific embodiment of the protection device for the vehicle laser radar provided by the present invention, please refer to fig. 1 to 3, the clamping components are provided with two sets, and are symmetrically arranged with respect to the central axis of the protection cover 2.

Specifically, referring to fig. 1 to 3, two sets of clamping assemblies are disposed on the base 1, and are disposed to prevent the central axis of the shield 2 from being axisymmetric, so as to increase the stability of the device.

As a specific embodiment of the protection device for the vehicle laser radar provided in the present invention, please refer to fig. 1 and 2, the lower end of the protection cover 2 is connected to the protection groove by screw threads.

Specifically, please refer to fig. 1 and 2, the opening of the shield 2 is provided with a thread structure, and the inner wall of the shield groove is provided with a thread structure matched therewith, so as to increase the stability of the shield 2.

As a specific embodiment of the protection device for the vehicle laser radar provided by the present invention, please refer to fig. 1 to 3, the lower end of the cleaning frame 5 is provided with a sliding fixture block 14, and the sliding fixture block 14 matches with the shape of the cleaning ring groove.

Specifically, please refer to fig. 1 to 3, the cleaning frame 5 includes a cleaning vertical rod 15 and a cleaning horizontal rod 16, the cleaning vertical rod 15 and the cleaning horizontal rod 16 are perpendicular to each other, the cleaning vertical rod 15 is parallel to the side wall of the protection cover 2, the cleaning horizontal rod 16 is parallel to the upper end surface of the protection cover 2, one end of the cleaning horizontal rod 16 close to the center of the protection cover 2 is fixedly connected to the driving end 4 of the rotating motor 3, a sliding fixture block 14 is arranged at the lower end of the cleaning vertical rod 15, the sliding fixture block 14 is slidably arranged in the cleaning annular groove, the sliding fixture block 14 is matched with the cleaning annular groove in shape, and the cleaning vertical rod 15 can slide along the side wall of the protection cover 2 conveniently.

As a specific embodiment of the protection device for the vehicle laser radar provided by the present invention, please refer to fig. 1 and 2, the cleaning frame 5 is provided with two sets, and is symmetrically arranged with respect to the central axis of the protection cover 2.

Specifically, referring to fig. 1 and 2, two sets of cleaning frames 5 are disposed on the cleaning ring seat 7, and the two sets of cleaning frames 5 are disposed in axial symmetry with respect to the central axis of the shield 2, so as to improve the cleaning efficiency of the device.

As a specific implementation manner of the protection device for the vehicle laser radar provided by the present invention, please refer to fig. 2 and 3, the bottom of the protection groove is provided with a sealing ring 17.

Specifically, referring to fig. 2 and 3, the sealing ring 17 is disposed at the bottom of the protective groove to increase the sealing performance of the protective cover 2, so as to prevent impurities from entering the protective cover 2 and affecting the laser radar 19.

As a specific implementation manner of the protection device for the vehicle laser radar provided by the present invention, please refer to fig. 2, the base 1 passes through the screw connection with the vehicle, and the base 1 is provided with the fixing screw hole 18 for installing the screw.

Specifically, referring to fig. 2, the base 1 is provided with a fixing screw hole 18, the fixing screw hole 18 is disposed along the circumferential direction of the base 1, and the fixing screw fixes the base 1 to the vehicle through the fixing screw hole 18.

As a specific embodiment of a pair of automotive laser radar's protector, clean strip 6 is the rubber materials finished piece.

Specifically, the cleaning strips 6 are made of rubber materials, so that the cleaning force of the device is improved.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A protection device for a vehicle laser radar, comprising:

a base mounted on a vehicle;

the protective cover is arranged at the top of the base and covers the outer side of the laser radar, and a protective groove for installing the protective cover is formed in the base; and

2. The protecting device of claim 1, further comprising a clamping assembly for clamping the protecting cover, comprising a clamping ring seat, a clamping slide bar and a clamping spring, wherein the clamping ring seat is mounted on the base and sleeved on the outer side of the cleaning ring seat, a slide clamping groove is formed through the side wall of the cleaning ring seat, the slide clamping groove comprises a first blocking groove and a second sliding groove, the first blocking groove is formed on one side of the cleaning ring seat close to the clamping ring seat, the second sliding groove is formed through the groove bottom of the first blocking groove, the clamping slide bar comprises a slide block and a slide column, the sliding column is arranged on one side, close to the cleaning ring seat, of the sliding block, the sliding block is arranged in the first blocking groove in a sliding mode, the sliding column is arranged in the second sliding groove in a sliding mode, the clamping spring is sleeved on the outer side of the sliding column, the clamping spring is arranged between the sliding block and the groove bottom of the first blocking groove, the clamping sliding groove is arranged on one side, close to the cleaning ring seat, of the clamping ring seat, the clamping groove is formed in the protective cover, the clamping sliding groove is aligned with the first blocking groove by moving the clamping ring seat, the sliding block slides into the clamping sliding groove under the action of the clamping spring, the sliding column is separated from the clamping groove, and unlocking of the protective cover is achieved.

3. The lidar protection device for vehicle of claim 2, wherein the locking sliding groove is disposed below the first blocking groove, the upper end surface of the sliding block is provided with a guiding inclined surface, and the upper wall of the locking sliding groove matches with the guiding inclined surface.

4. The lidar shield apparatus of claim 2, wherein the snap-fit assemblies are arranged in two groups, symmetrically with respect to a central axis of the shield.

5. The lidar protection device for a vehicle of claim 1, wherein a lower end of the protective cover is threadedly coupled to the shield groove.

6. The lidar protection device for vehicle of claim 1, wherein the lower end of the cleaning frame is provided with a sliding block, and the sliding block is matched with the shape of the cleaning ring groove.

7. The lidar shield apparatus of claim 1, wherein the plurality of cleaning brackets are arranged in two groups, symmetrically with respect to a central axis of the shield.

8. The lidar shield apparatus for vehicle of claim 1, wherein a seal ring is disposed at a bottom of the shield groove.

9. The lidar protection device for vehicle of claim 1, wherein said base is connected to the vehicle by screws, and said base is provided with fixing screw holes for mounting screws.

10. The lidar shield apparatus of claim 1, wherein the cleaning strip is a rubber material.