Passenger car laser radar die casting shell

Abstract

The utility model discloses a passenger car laser radar die casting shell which comprises a base, the upper end of the base is fixedly connected with a fixing frame, the front face of the base is provided with a front fixing groove, the front face of the side, close to the front fixing groove, of the base is fixedly connected with a front limiting block, and the back face of the base is provided with a rear fixing groove. The back face of the side, away from the rear fixing groove, of the base is connected with a rear limiting block, the lower end of the base is connected with a fixing block, the lower end of the side, close to the fixing block, of the base is connected with a first fixing cap, and the lower end of the other side, close to the fixing block, of the base is connected with a second fixing cap. The passenger car laser radar die casting shell has the advantages that the shell is formed through metal die casting, a laser radar can be installed and attached more stably, the shell can be detached conveniently, and the damp-proof and waterproof effects are good. Therefore, the problems and defects of the existing device are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser radar, in particular to a die-casting shell of a laser radar for a passenger car. Background Art

[0002] LiDAR is the abbreviation of "Light Detection and Ranging". It was earlier called optical radar. It is a radar that works in the infrared and visible light bands. LiDAR has a wide range of applications, such as vehicle networking, unmanned driving, service robots, military, surveying and mapping, etc. With the development of new energy vehicles and the integration of Internet and human-machine exchange, autonomous driving is moving forward steadily. At present, autonomous driving technology is in a stage of rapid development. Seizing the market is the lifeline of corporate and national development. At present, we can see unmanned express vehicles serving us on city streets. Some cities have already started unmanned driving testing on specific roads. Looking to the future, unmanned driving will not only lead us in cities, but will also play an important role in long-distance freight.

[0003] However, currently most automotive laser radars are sealed with plastic, which has poor impact resistance, poor protection for the laser radar, and is not easy to disassemble and repair.

[0004] In view of this, research and improvement are carried out on the existing problems, and a passenger car laser radar die-casting shell is provided. The laser radar is installed and fitted more stably through metal die-casting, and can also be easily disassembled, and has good moisture-proof and waterproof effects. The purpose is to solve the problem and improve the practical value through this technology. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a die-casting housing for a laser radar for a passenger car.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a passenger car laser radar die-casting shell, including a base, the upper end of the base is fixedly connected to a fixing frame, the front side of the base is provided with a front fixing groove, the front side of the base close to the front fixing groove is fixedly connected to a front limit block, the back side of the base is provided with a rear fixing groove, the upper end of the rear fixing groove is rotatably connected to a fixing screw, the back side of the base away from the rear fixing groove is fixedly connected to a rear limit block, the lower end of the base is fixedly connected to a fixing block, and the lower end of the base close to the fixing block is fixedly connected A first fixing cap is connected, a second fixing cap is fixedly connected to the lower end of the base near the other side of the fixing block, a support column is fixedly connected to the upper end of the base near the inner wall of the fixing frame, filling foam is provided at the upper end of the base near the support column, a sealing cover plate is plugged into the upper end of the fixing frame, a first sealer is fixedly connected to the upper end of the sealing cover plate, a sponge pad is fixedly connected to the inner wall of the first sealer, a rubber pad is fixedly connected to the inner wall of the sponge pad, one end of the first sealer is fixedly connected to a connecting structure, and a second sealer is fixedly connected to the front side of the connecting structure.

[0007] As a further description of the above technical solution:

[0008] A limiting hole is provided at the upper end of the base close to the fixed frame, and a laser distance measuring hole is provided at the upper end of the second sealer.

[0009] As a further description of the above technical solution:

[0010] The filling foam has elasticity, the sponge pad has elasticity, the rubber pad has elasticity, and the friction coefficient of the surface is high.

[0011] As a further description of the above technical solution:

[0012] The number of the first sealers is four groups, and the number of the second sealers is two groups.

[0013] As a further description of the above technical solution:

[0014] The rubber pad is in a triangular shape, and the connecting structure is in a T-shape.

[0015] As a further description of the above technical solution:

[0016] The size of the rear fixing groove is the same as that of the front fixing groove, and the size of the first fixing cap is larger than that of the second fixing cap.

[0017] As a further description of the above technical solution:

[0018] The fixing frame is connected to the base by welding, and the fixing block is connected to the base by welding.

[0019] The utility model has the following beneficial effects:

[0020] A laser radar die-casting shell for a passenger car can increase the moisture-proof effect of the laser radar through the arrangement of support columns and filling foam, so that the lower end has good sealing performance and prevents corrosion from water vapor; through the arrangement of a base, a fixed frame, and a sealing cover plate, the overall structure is die-cast to achieve good integrity of the overall structure and increase the corrosion resistance and impact resistance; through the arrangement of a first fixing cap and a second fixing cap, it can facilitate the disassembly and installation of the laser radar; through the arrangement of a first sealer, a sponge pad, a rubber pad, a connecting structure, and a second sealer, it can increase the sealing performance of the laser radar and increase the friction resistance, so that the installation stability is good and loosening due to collision is prevented, thereby achieving a good effect of object ranging. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a top view of the overall structure of a die-cast housing of a laser radar for a passenger car proposed in the utility model;

[0022] Figure 2 This is a front plan view of the base portion of a passenger car laser radar die-casting housing proposed by the utility model;

[0023] Figure 3 This is a front plan view of the sealing cover plate portion of the die-cast housing of a laser radar for a passenger vehicle proposed in the utility model.

[0024] Legend:

[0025] 1. Base; 2. Fixed frame; 3. Front fixed groove; 4. Front limit block; 5. Rear fixed groove; 6. Fixing screws; 7. Rear limit block; 8. Fixed block; 9. First fixed cap; 10. Second fixed cap; 11. Support column; 12. Filling foam; 13. Sealing cover plate; 14. First sealer; 15. Sponge pad; 16. Rubber pad; 17. Connection structure; 18. Second sealer. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] Reference Figure 1-3 The utility model provides an embodiment: a laser radar die-casting housing for a passenger car, comprising a base 1, a fixing frame 2 is fixedly connected to the upper end of the base 1, a front fixing groove 3 is provided on the front of the base 1, a front limit block 4 is fixedly connected to the front side of the base 1 close to the front fixing groove 3, a rear fixing groove 5 is provided on the back of the base 1, a fixing screw 6 is rotatably connected to the upper end of the rear fixing groove 5, a rear limit block 7 is fixedly connected to the back side of the base 1 away from the rear fixing groove 5, a fixing block 8 is fixedly connected to the lower end of the base 1, a first fixing cap 9 is fixedly connected to the lower end of the base 1 close to the fixing block 8, and the base 1 is provided with a fixed cap 9. A second fixing cap 10 is fixedly connected to the lower end near the other side of the fixed block 8, a support column 11 is fixedly connected to the upper end of the base 1 near the inner wall of the fixed frame 2, a filling foam 12 is provided at the upper end of the base 1 near the support column 11, a sealing cover plate 13 is inserted into the upper end of the fixed frame 2, a first sealer 14 is fixedly connected to the upper end of the sealing cover plate 13, a sponge pad 15 is fixedly connected to the inner wall of the first sealer 14, a rubber pad 16 is fixedly connected to the inner wall of the sponge pad 15, one end of the first sealer 14 is fixedly connected to a connecting structure 17, and a second sealer 18 is fixedly connected to the front of the connecting structure 17.

[0029] A laser radar die-casting shell for a passenger car is provided with a support column 11 and a filling foam 12 to increase the moisture-proof effect of the laser radar, so that the lower end has good sealing performance and prevents corrosion by water vapor; through the provision of a base 1, a fixed frame 2, and a sealing cover plate 13, the overall structure is die-cast to achieve good integrity of the overall structure, which can increase the corrosion resistance and impact resistance effects; through the provision of a first fixing cap 9 and a second fixing cap 10, it is convenient to disassemble and install the laser radar; through the provision of a first sealer 14, a sponge pad 15, a rubber pad 16, a connecting structure 17, and a second sealer 18, it is achieved to increase the sealing performance of the laser radar and increase the friction resistance, so that the installation stability is good and loosening due to collision is prevented, thereby achieving a good effect of object ranging.

[0030] Specifically, a limiting hole is provided at the upper end of the base 1 close to the fixed frame 2 to facilitate connection with other devices, and a laser ranging hole is provided at the upper end of the second sealer 18 to measure the distance of an object.

[0031] Specifically, the filling foam 12 is elastic, so that it fits well with the laser radar and has a good moisture-proof effect. The sponge pad 15 is elastic, the rubber pad 16 is elastic, and the surface friction coefficient is high, so that the friction resistance between it and the laser radar is large.

[0032] Specifically, the number of the first sealers 14 is four groups, and the number of the second sealers 18 is two groups, which has a good sealing effect on the laser radar.

[0033] Specifically, the rubber pad 16 is in a triangular shape, which can squeeze the laser radar to increase stability, and the connecting structure 17 is in a T-shape, which is convenient for the installation of the laser radar.

[0034] Specifically, the size of the rear fixing groove 5 is the same as that of the front fixing groove 3, and the size of the first fixing cap 9 is larger than that of the second fixing cap 10, which facilitates the installation of the fixing nut and reduces the collision of objects.

[0035] Specifically, the fixing frame 2 is connected to the base 1 by welding, and the fixing block 8 is connected to the base 1 by welding, so that the overall structure is more firmly connected.

[0036] Working principle: When in use, place the laser radar inside the fixed frame 2, and make its lower end fit with the support column 11 and the filling foam 12, then connect the sealing cover plate 13 to the fixed frame 2, and at the same time, the first sealer 14, the connecting structure 17 and the second sealer 18 will be plugged into the laser radar, and the sponge pad 15 and the rubber pad 16 will be squeezed and deformed, so as to fit well with the laser radar and increase the stability of the connection, and then the first fixing cap 9 and the second fixing cap 10 can protect the connected fixing nuts to prevent deformation due to impact, thereby facilitating the disassembly and assembly of the laser radar.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A die-cast housing for a laser radar for a passenger vehicle, comprising a base (1), characterized in that: The upper end of the base (1) is fixedly connected to a fixing frame (2); a front fixing groove (3) is provided on the front of the base (1); a front limit block (4) is fixedly connected to the front of the base (1) on the side close to the front fixing groove (3); a rear fixing groove (5) is provided on the back of the base (1); a fixing screw (6) is rotatably connected to the upper end of the rear fixing groove (5); a rear limit block (7) is fixedly connected to the back of the base (1) away from the rear fixing groove (5); a fixing block (8) is fixedly connected to the lower end of the base (1); a first fixing cap (9) is fixedly connected to the lower end of the base (1) on the side close to the fixing block (8); and a fixing cap (10) is fixedly connected to the lower end of the base (1) on the other side close to the fixing block (8). A second fixing cap (10) is connected, the upper end of the base (1) close to the inner wall of the fixing frame (2) is fixedly connected to a support column (11), the upper end of the base (1) close to the support column (11) is provided with a filling foam (12), the upper end of the fixing frame (2) is plugged with a sealing cover plate (13), the upper end of the sealing cover plate (13) is fixedly connected to a first sealer (14), the inner wall of the first sealer (14) is fixedly connected to a sponge pad (15), the inner wall of the sponge pad (15) is fixedly connected to a rubber pad (16), one end of the first sealer (14) is fixedly connected to a connecting structure (17), and the front side of the connecting structure (17) is fixedly connected to a second sealer (18).

2. The die-casting housing of a laser radar for a passenger vehicle according to claim 1, characterized in that: A limiting hole is provided at the upper end of the base (1) on a side close to the fixed frame (2), and a laser distance measuring hole is provided at the upper end of the second sealer (18).

3. The die-casting housing of a laser radar for a passenger vehicle according to claim 1, characterized in that: The filling foam (12) is elastic, the sponge pad (15) is elastic, the rubber pad (16) is elastic, and the friction coefficient of the surface is high.

4. The die-casting housing of a laser radar for a passenger vehicle according to claim 1, characterized in that: The number of the first sealers (14) is four groups, and the number of the second sealers (18) is two groups.

5. The die-casting housing of a laser radar for a passenger vehicle according to claim 1, characterized in that: The rubber pad (16) is in the shape of a triangle, and the connection structure (17) is in the shape of a T.

6. The die-casting housing of a laser radar for a passenger vehicle according to claim 1, characterized in that: The size of the rear fixing groove (5) is the same as that of the front fixing groove (3), and the size of the first fixing cap (9) is larger than that of the second fixing cap (10).

7. The die-casting housing of a laser radar for a passenger vehicle according to claim 1, characterized in that: The fixed frame (2) is connected to the base (1) by welding, and the fixed block (8) is connected to the base (1) by welding.

Images