CN114312589B - Laser radar device for automobile roof arrangement - Google Patents
Laser radar device for automobile roof arrangement Download PDFInfo
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- CN114312589B CN114312589B CN202111342097.0A CN202111342097A CN114312589B CN 114312589 B CN114312589 B CN 114312589B CN 202111342097 A CN202111342097 A CN 202111342097A CN 114312589 B CN114312589 B CN 114312589B
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- laser radar
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- decoration
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- 238000005034 decoration Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000001746 injection moulding Methods 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000000853 adhesive Substances 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 238000010009 beating Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a laser radar device for arranging an automobile roof, wherein the bottom end of a laser radar and the top end of a top cover sheet metal are connected to a laser radar bracket, one end of a top cover decoration plate assembly is connected with a front windshield, the opposite end of the top cover decoration plate assembly is connected with a laser radar decoration cover, a laser radar is arranged in the laser radar decoration cover, and the rear end of the laser radar decoration cover is connected with a backdrop. When the laser radar is required to be maintained or replaced, only the laser radar decorative cover is required to be taken down, and the operation is convenient; the sealing strip fills gaps among the laser radar decorative cover, the top cover decorative plate and the backdrop, so that most rainwater is prevented from penetrating into the gaps, and the waterproof performance is good; the device has strong integrity and high aesthetic degree; the laser radar has low exposure and high safety.
Description
Technical Field
The invention relates to the technical field of automobile devices, in particular to a laser radar device arranged on an automobile roof.
Background
The automatic driving technology is mature day by day, can efficiently utilize traffic resources, alleviate traffic jams, reduce carbon emission, and the automatic driving technology needs the cooperation of laser radar to perceive and judge surrounding obstacles and driving environment, so as to be convenient for carrying out the adjustment of the dodging of the obstacles and the driving speed. "3D lidar+high precision navigation map+cloud computing" is considered to be an ideal comprehensive performance solution for L3 and above level assisted driving. A car carrying a lidar would be an alternative to a smart car. The laser radar scheme arranged on the roof has the characteristics of large horizontal elevation angle and long distance detection.
At present, the laser radar is usually arranged on a vehicle roof and is connected to the vehicle body through mutual welding or bolt splicing of various steel brackets, so that the overall aesthetic property is influenced, and certain risk hidden danger is provided.
For example, a "vehicle-mounted radar system for automatic driving of an automobile" disclosed in chinese patent literature, its bulletin number: CN111252010B, filing date: the upper surface fixed mounting of car roof has hydraulic telescoping rod in 2020 2 month 21 days, and laser range radar can fall into the vertical slot of connecting chute bottom after rotatory to maximum angle, through twisting the threaded rod with the briquetting down pressing this moment for the briquetting is tightly pushed down the fixture block, realizes the fixed to the fixture block, but has waterproof performance poor, be difficult for maintenance change, has the problem that potential safety hazard and aesthetic property are poor.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a laser radar device for arranging a car roof, which has the advantages of good waterproof performance, convenient maintenance and replacement operation, high safety and good aesthetic property, and solves the problems in the prior art.
The technical scheme of the invention is that the laser radar device is arranged on the roof of the automobile, the bottom end of the laser radar and the top end of the top cover sheet metal are connected to the laser radar bracket, one end of the top cover decoration plate assembly is connected with the front windshield, the opposite end of the top cover decoration plate assembly is connected with the laser radar decoration cover, the laser radar is arranged in the laser radar decoration cover, and the rear end of the laser radar decoration plate assembly is connected to the backdrop. Good waterproof performance, convenient maintenance and replacement operation, high safety and good aesthetic property.
Preferably, the top cover decorative plate assembly is formed by forming a whole through puncture welding or double injection molding of the first outer plate and the first inner plate, and then gluing the first outer plate and the first inner plate with the sealing strip. Stability and convenience of the device are improved.
Preferably, the laser radar decorative cover is made of a second outer plate, a second inner plate and soft rubber in a three-color injection molding mode, and the second inner plate is externally connected with the second outer plate and internally connected with the soft rubber. The stability and portability of the device are improved.
Preferably, the top cover sheet metal is provided with studs and raised retaining walls. The rainwater is prevented from penetrating into the interior, and the waterproof performance and the stability of the device are improved.
Preferably, the laser radar decorative cover and the backdrop are bonded by 3M glue. The stability and the aesthetic property of the device are improved.
Preferably, the sealing strip fills gaps among the laser radar decorative cover, the top cover decorative plate and the backdrop. The rainwater is prevented from penetrating into the interior, and the waterproof performance and the stability of the device are improved.
Preferably, the laser radar bracket is made of aluminum. The stability and portability of the device are improved.
Preferably, the first inner plate and the first outer plate are clamped by clamping protrusions and clamping grooves. The stability and portability of the device are improved.
Preferably, the first inner plate is provided with a waterproof screw. The rainwater is prevented from penetrating into the interior, and the waterproof performance and the stability of the device are improved.
Preferably, the second outer plate is provided with a limiting bolt. The stability and portability of the device are improved.
The beneficial effects of the invention are as follows: when the laser radar is required to be maintained or replaced, only the laser radar decorative cover is required to be taken down, and the operation is convenient; the sealing strip fills gaps among the laser radar decorative cover, the top cover decorative plate and the backdrop, so that most rainwater is prevented from penetrating into the gaps, and the waterproof performance is good; the device has strong integrity and high aesthetic degree; the laser radar has low exposure and high safety.
Drawings
Fig. 1 is a schematic structural diagram of an automotive roof arrangement laser radar device provided by the invention.
Fig. 2 is a plan view of a laser radar device for arranging a roof of an automobile.
Fig. 3 is a schematic structural diagram of a roof trim panel assembly of an automotive roof-mounted lidar device.
Fig. 4 is a schematic installation view of a roof trim assembly of an automotive roof-mounted lidar device.
Fig. 5 is a schematic diagram of a laser radar decorative cover of a laser radar device arranged on a roof of an automobile.
Fig. 6 is a schematic diagram illustrating installation of a laser radar decorative cover of a laser radar device arranged on a roof of an automobile.
Fig. 7 is a waterproof structure diagram of a laser radar device for automobile roof arrangement.
Fig. 8 is a schematic diagram showing a waterproof effect of a laser radar device arranged on a roof of an automobile.
In the figure, a front windshield, a 2-top cover decoration plate assembly, a 3-laser radar decoration cover, a 4-backdrop, a 5-laser radar, a 6-top cover metal plate, a 7-laser radar bracket, an 8-first outer plate, a 9-first inner plate, a 10-sealing strip, 11-waterproof screws, 12-structural adhesive, 13-clamping grooves, 14-clamping protrusions, 15-second outer plates, 16-second inner plates, 17-soft adhesive, 18-limiting bolts and 19-adhesive are arranged.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings. In addition, numerous specific details are set forth in the following description in order to provide a better understanding of the present invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details. In some instances, well known methods and means have not been described in detail in order to not obscure the present invention.
Examples: as shown in fig. 1, a laser radar device is arranged on car roof, includes top cap plaque assembly 2, laser radar trim cover 3, laser radar 5 and laser radar support 7, and laser radar 5 bottom and top cap panel beating 6 top are connected in laser radar support 7, and front windshield 1 is connected to top cap plaque assembly 2 one end and laser radar trim cover 3 is connected to the opposite end, sets up laser radar 5 and rear end in laser radar trim cover 3 and is connected in sky curtain 4.
In the embodiment, the laser radar 5 is fixed on the top cover metal plate 6 through the aluminum laser radar bracket 7, the top cover metal plate 6 is lifted up by a stud, the risk of water leakage in the hole opening is avoided, and the nut is fastened; in addition, the aluminum laser radar support 7 is used for conducting heat of the laser radar 5 to the top cover metal plate 6 in a contact mode, and rapid heat dissipation of the laser radar 5 is facilitated.
In this embodiment, as shown in fig. 3, the top cover decoration board assembly 2 includes a first outer board 8, a first inner board 9 and a sealing strip 10, where the middle part of the first outer board 8 is convex, has a U-shaped hollow concave surface, and two ends are rectangular; the shape of the first inner plate 9 is matched with that of the first outer plate 8, the middle part of the first inner plate is convex, and a U-shaped concave surface is formed; the sealing strip 10 is a special-shaped rubber strip. The first outer plate 8 and the first inner plate 9 are formed into a whole through puncture welding or double injection molding, and then are glued with the sealing strip 10 to form the top cover decorative plate assembly 2.
In the present embodiment, as shown in fig. 4, the first inner panel 9 is provided with eight snap projections 14 and two waterproof screws 11; eight clamping grooves 13 are formed in the first outer plate 8 and matched with the first inner plate 9, and structural adhesive 12 is arranged at the bottom edge of the first outer plate 8. The first inner plate 9 and the first outer plate 8 are clamped by the clamping protrusion 14 and the clamping groove 13.
In this embodiment, as shown in fig. 5, the laser radar decorative cover 3 includes a second outer plate 15, a second inner plate 16 and a soft rubber 17, where the second outer plate 15 and the second inner plate 16 are curved trapezoid, the bottom surface is hollow, the curved edge is a convex cambered surface and is provided with a curved rectangular opening, the curved edge height is greater than the bottom edge height, the bottom of the curved edge of the second outer plate 15 is provided with three limiting pins 18, the limiting pins 18 are Z-shaped and the tail end has an upward extending angle, one limiting pin 18 is located at the bottom edge perpendicular bisector, the other two limiting pins 18 are respectively located at two sides of the bottom edge perpendicular bisector and have equal distances to the bottom edge perpendicular, the shape of the soft rubber 17 is the same as the curved rectangular opening, slightly greater than the curved rectangular opening, the second inner plate 16 is externally connected with the second outer plate 15 and is internally connected with the soft rubber 17, the curved rectangular opening center is kept consistent, and the second outer plate 15, the second inner plate 16 and the soft rubber 17 are three-color injection molded to form the laser radar decorative cover 3.
In this embodiment, as shown in fig. 6, the front end of the laser radar decorative cover 3 is fixedly connected with the top cover decorative plate assembly 2 through three limiting pins 18, and the rear end is fixedly bonded with the backdrop 4 through adhesive 19, wherein the adhesive 19 is 3M adhesive.
In this embodiment, as shown in fig. 7 and 8, the laser radar decorative cover 3, the backdrop 4 and the top cover metal plate 6 are all connected to the sealing strip 10, the sealing strip 10 fills the gaps of the laser radar decorative cover 3, the top cover decorative plate and the backdrop 4, so that most of rainwater is prevented from penetrating into the gaps, and meanwhile, the raised retaining wall of the top cover metal plate 6 is in press fit with the sealing strip 10 to prevent rainwater penetrating into the gaps from flowing to the front end, so that the front end dry area is maintained. The infiltrated rainwater flows to two sides through the gaps and is discharged through grooves on two sides.
In this embodiment, when the laser radar 5 needs to be maintained or replaced, only the laser radar decorative cover 3 needs to be removed, and the top cover decorative plate assembly 2 does not need to be disassembled.
In this embodiment, the sealing strip 10 filled with the gap matched with the backdrop 4 is a whole strip, so that the sealing strip 10 is not split into multiple sections due to the matching of the decorative piece of the periphery of the laser radar 5 and the backdrop 4, and the manufacturing process is feasible and the integrity ensures the attractiveness.
In this embodiment, the lidar support 7 includes 4 legs and a support plate, and the support plate is a curved trapezoid.
In this embodiment, the top and bottom ends of the lidar 5 are provided with anti-slip pads.
In the present embodiment, the effective field angle of the laser radar 5 located in the laser radar decorative cover 3 is 270 °.
Specific embodiments: the laser radar 5 bottom and top cap panel beating 6 top are connected in laser radar support 7, and front windshield 1 is connected to top cap plaque assembly 2 one end and laser radar trim lid 3 is connected to the opposite end, sets up laser radar 5 in the laser radar trim lid 3 and the rear end is connected in sky curtain 4, and when laser radar 5 need maintenance or change, only need take off laser radar trim lid 3, need not dismantle top cap plaque assembly 2.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (6)
1. The laser radar device is characterized in that the bottom end of the laser radar and the top end of the top cover sheet metal are connected to a laser radar bracket, one end of a top cover decoration plate assembly is connected with a front windshield, the opposite end of the top cover decoration plate assembly is connected with a laser radar decoration cover, the laser radar is arranged in the laser radar decoration cover, and the rear end of the laser radar decoration cover is connected to a backdrop;
the top cover decorative plate assembly is formed by forming a whole through puncture welding or double injection molding of a first outer plate and a first inner plate, and then gluing the first outer plate and the first inner plate with a sealing strip;
the laser radar decorative cover is made by three-color injection molding of a second outer plate, a second inner plate and soft rubber, wherein the second inner plate is externally connected with the second outer plate and internally connected with the soft rubber;
the top cover sheet metal is provided with a stud and a raised retaining wall;
the sealing strip fills the gap between the laser radar decorative cover, the top cover decorative plate and the backdrop;
the top cover sheet metal uplift retaining wall is in compression fit with the sealing strip to prevent rainwater penetrating into the gap from flowing to the front end, the front end dry area is kept, the penetrated rainwater flows to two sides through the gap, and the penetrated rainwater is discharged through grooves on two sides;
when the laser radar needs to be maintained or replaced, only the laser radar decorative cover needs to be removed, and the top cover decorative plate assembly does not need to be detached.
2. The automotive roof arrangement lidar device of claim 1, wherein the lidar trim cover and the backdrop are bonded by 3M glue.
3. The automotive roof arrangement lidar device of claim 1, wherein the lidar support is made of aluminum.
4. The automotive roof arrangement lidar device of claim 1, wherein the first inner plate and the first outer plate are engaged by an engaging projection and an engaging groove.
5. A roof arrangement lidar device for a vehicle according to claim 1 or 4, wherein the first inner plate is provided with a watertight screw.
6. The automotive roof arrangement lidar device of claim 1, wherein the second outer plate is provided with a limit plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111342097.0A CN114312589B (en) | 2021-11-12 | 2021-11-12 | Laser radar device for automobile roof arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111342097.0A CN114312589B (en) | 2021-11-12 | 2021-11-12 | Laser radar device for automobile roof arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114312589A CN114312589A (en) | 2022-04-12 |
| CN114312589B true CN114312589B (en) | 2024-02-13 |
Family
ID=81044989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111342097.0A Active CN114312589B (en) | 2021-11-12 | 2021-11-12 | Laser radar device for automobile roof arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114312589B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207908673U (en) * | 2018-01-04 | 2018-09-25 | 北京汽车股份有限公司 | Autonomous driving vehicle laser radar component and autonomous driving vehicle |
| CN110893745A (en) * | 2018-09-12 | 2020-03-20 | 丰田自动车工程及制造北美公司 | Autonomous vehicle lidar cooling system |
| CN211592422U (en) * | 2020-02-05 | 2020-09-29 | 北京经纬恒润科技有限公司 | Laser radar's installed part and vehicle |
-
2021
- 2021-11-12 CN CN202111342097.0A patent/CN114312589B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207908673U (en) * | 2018-01-04 | 2018-09-25 | 北京汽车股份有限公司 | Autonomous driving vehicle laser radar component and autonomous driving vehicle |
| CN110893745A (en) * | 2018-09-12 | 2020-03-20 | 丰田自动车工程及制造北美公司 | Autonomous vehicle lidar cooling system |
| CN211592422U (en) * | 2020-02-05 | 2020-09-29 | 北京经纬恒润科技有限公司 | Laser radar's installed part and vehicle |
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| Publication number | Publication date |
|---|---|
| CN114312589A (en) | 2022-04-12 |
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