Vehicle-mounted camera assembly and vehicle
By using a bracket to assemble and connect the face shell in the vehicle camera assembly and inserting the lens head into the sealing sleeve, the problem of large tolerance during the assembly process of the existing vehicle camera module is solved, and the assembly accuracy and lens matching gap are improved. Uniformity.
Patent Information
- Application Number
- CN202323661125.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-29
- Publication Date
- 2025-02-18
- Estimated Expiration
- 2033-12-29
AI Technical Summary
During the assembly process, existing vehicle-mounted camera modules have large tolerances due to many parts, which are prone to image offset, rotation or lens eccentricity, and the matching gap between the lens and the vehicle end is uneven.
A vehicle-mounted camera assembly is designed, using a bracket to assemble and connect to the surface shell, reducing the assembly cumulative tolerance of the bottom shell and bracket, and matching and positioning with the vehicle perimeter by inserting the sealing sleeve into the lens head to ensure the lens and the vehicle perimeter. The matching gap between the circles is even.
It improves the assembly accuracy of the on-board camera assembly, reduces image offset and rotation problems, and ensures uniform matching gap between the lens and the vehicle perimeter, improving overall performance.
Smart Images
Figure CN222509421U_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of cameras, and in particular to a vehicle-mounted camera assembly and a vehicle. Background Art
[0002] The camera module is generally assembled by matching the bracket, bottom shell, front shell, circuit board, lens, etc. The more parts there are, the greater the cumulative tolerance. The camera modules currently on the market usually use the bracket to lock the bottom shell and then fix it to the vehicle end.
[0003] However, the camera module and the vehicle end are designed to match and position on the bottom shell. On the one hand, the cumulative tolerance of the assembly of the bottom shell and the bracket will be large, and the assembled camera module may have problems such as image offset, rotation or lens eccentricity. On the other hand, it may also cause uneven matching gaps between the lens and the vehicle end. Summary of the invention
[0004] In view of this, the present application provides a vehicle-mounted camera assembly and a vehicle with improved assembly accuracy.
[0005] In the first aspect, the present application provides a vehicle-mounted camera assembly, which is installed at a preset position of a vehicle, and includes a camera module and a bracket. The camera module includes a bottom shell, a front shell, a circuit board assembly, and a lens. The front shell includes a top and a side wall surrounding the top, and an installation cavity surrounded by the top and the side wall. The top is provided with an opening. The circuit board assembly and the lens are installed in the installation cavity, and the lens is exposed from the opening. The bottom shell cover is provided at one end of the front shell away from the top, and is used to seal the installation cavity. The two sides of the front shell are respectively provided with fixed parts extending along the sides, and the fixed parts are provided with positioning columns extending toward the bottom shell. One end of the bracket is provided with a positioning hole corresponding to the positioning column, and the bracket is positioned with the positioning column through the positioning hole, and one end of the bracket is fixed to the front shell by a fixing member, and the other end of the bracket is fixed to the preset position of the vehicle, so that the camera module is installed on the vehicle.
[0006] Furthermore, a first fixing hole is provided on the side of the fixing portion facing the bracket, the first fixing hole and the positioning column are arranged side by side, and the bracket is also provided with a second fixing hole. The bracket and the face shell are fixed to each other by the fixing member passing through the second fixing hole and the first fixing hole in sequence.
[0007] Furthermore, the bracket includes a first bracket and a second bracket, the second bracket is bent and extended from one end of the first bracket, one end of the bracket is located in the first bracket, and the other end of the bracket is located in the second bracket, the first bracket is arranged opposite to the bottom shell, and the second bracket includes a first sub-bracket arranged parallel to the first bracket and located on one side of the first bracket, and a second sub-bracket connected to the first bracket.
[0008] Furthermore, the vehicle-mounted camera assembly is provided with a connector for communication with the vehicle, and the connector is connected to the main control board via a cable and passes through the bottom shell and the bracket.
[0009] Furthermore, the bracket is roughly in the shape of a letter "I".
[0010] Furthermore, a sealing sleeve is provided on the exposed side of the lens. When the vehicle-mounted camera assembly is installed on the vehicle, the sealing sleeve is pressed against a preset position of the vehicle and the outer peripheral surface of the lens.
[0011] Furthermore, the vehicle-mounted camera module also includes a sealing ring, which is arranged at the connection between the bottom shell and the face shell. When the bottom shell and the face shell are connected, the sealing ring is squeezed between the bottom shell and the face shell.
[0012] Furthermore, the first sub-bracket is provided with a limiting hole, a limiting column corresponding to the limiting hole is provided at a preset position of the vehicle, and the bracket is limited at the preset position of the vehicle by the limiting hole and the limiting column.
[0013] Furthermore, the circuit board assembly includes a sensing board and a main control board, the sensing board is used to generate a sensing electrical signal based on the light received from the lens; the main control board is used to generate image data based on the sensing electrical signal, and the sensing board and the main control board are placed in sequence from the lens to the bottom shell and are arranged relative to each other.
[0014] In a second aspect, the present application provides a vehicle, comprising a vehicle body and the vehicle-mounted camera assembly disposed on the vehicle body.
[0015] The vehicle-mounted camera assembly and vehicle provided by the utility model have the following beneficial effects: First, the two sides of the face shell that are arranged opposite to each other are respectively provided with extending fixing parts, and the fixing parts are provided with positioning columns extending toward the bottom shell. One end of the bracket is provided with a positioning hole corresponding to the positioning column, and the bracket is positioned with the positioning column through the positioning hole, and one end of the bracket is fixed to the face shell through a fixing member, and the other end of the bracket is fixed to a preset position of the vehicle. The camera module design adopts the assembly connection of the bracket and the face shell, which reduces the cumulative assembly tolerance of the bottom shell and the bracket. Second, the vehicle-mounted camera assembly design adopts the method of inserting the lens head into a sealing sleeve to match and position it with the circumference of the vehicle, and the sealing sleeve is interference positioned with the preset position of the vehicle, so that the matching gap between the lens and the circumference of the vehicle is uniform. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying any creative work.
[0017] Figure 1 Schematic diagram of the external structure of the vehicle-mounted camera assembly provided in this embodiment.
[0018] Figure 2 Schematic diagram of the internal structure of the vehicle-mounted camera assembly provided in this embodiment.
[0019] Figure 3 It is a structural schematic diagram of the camera module provided in this embodiment.
[0020] Figure 4 It is a schematic diagram of the structure of the bracket provided in this embodiment.
[0021] Figure 5 Schematic diagram of the structure of the vehicle provided in this embodiment.
[0022] 100. Vehicle-mounted camera assembly; 1. Camera module; 11. Circuit board assembly; 111. Main control board; 112. Sensor board; 12. Surface shell; 121. Top; 122. Side wall; 123. Fixing part; 1231. Positioning column; 1232. First fixing hole; 124. Mounting cavity; 125. Opening; 13. Sealing ring; 14. Lens; 15. Bottom shell; 16. Sealing sleeve; 17. Connector; 2. Bracket; 21. First bracket; 211. Positioning hole; 212. Second fixing hole; 22. Second bracket; 221. First sub-bracket; 2211. Limiting hole; 222. Second sub-bracket; 3. Fixing piece; 200. Vehicle body; 201. Limiting column; 202. Decorative piece; 1000. Vehicle.
[0023] The realization of the purpose, functional features and advantages of this application will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION
[0024] In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not intended to limit the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the present application.
[0025] The terms "first", "second", "third", "fourth", etc. (if any) in the specification and claims of this application and the above-mentioned drawings are used to distinguish similar planning objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate. In other words, the described embodiments are implemented according to a sequence other than that illustrated or described herein. In addition, the terms "including" and "having" and any of their variations may also include other content. For example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to only those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.
[0026] It should be noted that the descriptions of "first", "second", etc. in this application are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.
[0027] See also Figure 1 and Figure 5 , Figure 1 is a schematic diagram of the external structure of the vehicle-mounted camera assembly provided in this embodiment, Figure 5 Schematic diagram of the structure of the vehicle provided in this embodiment.
[0028] The present application provides a vehicle-mounted camera assembly 100, which is installed at a preset position of a vehicle 1000. The vehicle-mounted camera assembly 100 includes a camera module 1 and a bracket 2, and the bracket 2 is used to install the camera module 1 at the preset position. The preset position is set at the left and right sides, the top, the front end, or the rear of the vehicle body. The preset position is a decorative part 202 of the vehicle 1000 for installing the vehicle-mounted camera assembly 100.
[0029] Please refer to Figure 2 and Figure 3 , Figure 2 is a schematic diagram of the internal structure of the vehicle-mounted camera assembly provided in this embodiment, Figure 3 1 is a schematic diagram of the structure of the camera module provided in this embodiment. The camera module 1 includes a bottom shell 15, a front shell 12, a circuit board assembly 11 and a lens 14. The bottom shell 15 and the front shell 12 are assembled together to accommodate the circuit board assembly 11 and the lens 14, and the lens 14 is exposed through the front shell 12. The front shell 12 includes a top 121, a side wall 122 arranged around the top 121, and a mounting cavity 124 surrounded by the top 121 and the side wall 122. The top 121 is provided with an opening 125, and the circuit board assembly 11 and the lens 14 are installed in the mounting cavity 124, and the lens 14 is exposed from the opening 125. The two sides of the front shell 12 that are arranged opposite to each other extend along the fixing portion 123 respectively. The fixing portion 123 is provided with a positioning column 1231 extending toward the bottom shell 15. The fixing portion 123 is also provided with a first fixing hole 1232 on the side facing the bracket 2, and the first fixing hole 1232 and the positioning column 1231 are arranged side by side. The bottom shell 15 is covered on one end of the surface shell 12 away from the top 121, and is used to seal the installation cavity 124. In this embodiment, the lens 14 is fixedly connected to the top 121 by AA glue.
[0030] Please refer to Figure 4 , Figure 4 : is a schematic diagram of the structure of the bracket provided in this embodiment. The bracket 2 is roughly in the shape of a letter "Y". A positioning hole 211 corresponding to the positioning column 1231 is provided at one end of the bracket 2. The bracket 2 is positioned with the positioning column 1231 through the positioning hole 211, and one end of the bracket 2 is fixed to the face shell 12 through the fixing member 3. The other end of the bracket 2 is fixed to a preset position of the vehicle 1000, so that the camera module 1 is installed on the vehicle 1000. In this embodiment, the camera module 100 is designed to be assembled and connected by the bracket 2 and the face shell 12, which reduces the cumulative assembly tolerance of the bottom shell 15 and the bracket 2.
[0031] The bracket 2 is also provided with a second fixing hole 212, and the bracket 2 and the face shell 12 are fixed to one end of the bracket 2 and the face shell 12 by sequentially passing through the second fixing hole 212 and the first fixing hole 1232 through the fixing member 3. In this embodiment, the fixing member 3 is two screws, and the positioning hole 211 and the second fixing hole 212 are both provided on the first bracket 21.
[0032] The bracket 2 includes a first bracket 21 and a second bracket 22, the second bracket 22 is bent and extended from one end of the first bracket 21, one end of the bracket 2 is located at the first bracket 21, and the other end of the bracket 2 is located at the second bracket 22, the first bracket 21 is arranged opposite to the bottom shell 15, and the second bracket 22 includes a first sub-bracket 221 arranged parallel to the first bracket 21 and located on one side of the first bracket 21, and a second sub-bracket 222 connected to the first bracket 21. The bracket 2 is fixedly installed at a preset position of the vehicle 1000. Specifically, the first sub-bracket 221 is provided with a limiting hole 2211, and the preset position is provided with a limiting column 201 corresponding to the limiting hole 2211, and the bracket 2 is limited to the preset position by the limiting hole 2211 and the limiting column 201. In this embodiment, the bracket 2 and the preset position enclose a receiving space (not shown), and the camera module 1 is accommodated in the receiving space. In other words, the preset position of the vehicle 1000 is in contact with both the camera module 1 and the bracket 2.
[0033] Please refer again Figure 2 The vehicle-mounted camera assembly 100 further includes a sealing sleeve 16 which is sleeved on the exposed side of the lens 14. When the vehicle-mounted camera assembly 100 is installed on the vehicle 1000, the sealing sleeve 16 is pressed against the preset position of the vehicle 1000 and the outer peripheral surface of the lens 14. In this embodiment, the head of the lens 14 is sleeved into the sealing sleeve 16 to match and position the periphery of the vehicle 1000, and the sealing sleeve 16 is interference fit positioned with the preset position of the vehicle 1000, so that the matching gap between the lens 14 and the periphery of the vehicle 1000 is uniform. Among them, the sealing sleeve 16 is a rubber sleeve.
[0034] The camera module 1 further includes a sealing ring 13 , which is disposed at the connection between the bottom shell 15 and the front shell 12 . When the bottom shell 15 and the front shell 12 are connected, the sealing ring 13 is squeezed between the bottom shell 15 and the front shell 12 .
[0035] The circuit board assembly 11 includes a sensing board 112 and a main control board 111. The sensing board 112 is used to generate a sensing electrical signal according to the light received from the lens 14. The main control board 111 is used to generate image data according to the sensing electrical signal. The sensing board 112 and the main control board 111 are placed in sequence from the lens 14 to the bottom shell 15 and are arranged opposite to each other.
[0036] The vehicle-mounted camera assembly 100 is provided with a connector 17 for communication with the vehicle 1000. The connector 17 is connected to the circuit board assembly 11 through a cable (not shown in the figure) and passes through the bottom shell 15 and the bracket 2. Specifically, the bottom shell 15 is provided with a first through hole (not shown in the figure) for the connector 17 to pass through, and the bracket 2 is provided with a second through hole (not shown in the figure) for the connector 17 to pass through. One end of the connector 17 is connected to the main control board 111 through a cable, and the other end passes through the first through hole and the second through hole in sequence.
[0037] Please refer again Figure 5 The present application provides a vehicle 1000, which includes a vehicle body 200 and a vehicle-mounted camera assembly 100 disposed on the vehicle body 200. The structure of the vehicle-mounted camera assembly 100 is described above and will not be repeated here. In this embodiment, the matching positioning design of the vehicle-mounted camera assembly 100 and the vehicle 1000 is on the face shell 12, which improves the assembly accuracy of the vehicle-mounted camera assembly 100 itself. Specifically, first, the two sides of the face shell 12 that are arranged opposite to each other extend along the fixing portion 123, and the fixing portion 123 is provided with a positioning column 1231 extending toward the bottom shell 15. One end of the bracket 2 is provided with a positioning hole 211 corresponding to the positioning column 1231, and the bracket 2 is positioned with the positioning column 1231 through the positioning hole 211, and one end of the bracket 2 is fixed to the face shell 12 by the fixing member 3, and the other end of the bracket 2 is fixed to the preset position of the vehicle 1000. The camera module 1 is designed to adopt the bracket 2 and the face shell 12 to be assembled and connected, which reduces the assembly cumulative tolerance of the bottom shell 15 and the bracket 2. Second, the design adopts the method of inserting the head of the lens 14 into the sealing sleeve 16 to match and position it around the vehicle 1000, and the sealing sleeve 16 is interference positioned with the preset position of the vehicle 1000, so that the matching gap between the lens 14 and the vehicle 1000 is uniform.
[0038] The above are only preferred embodiments of the utility model, but do not limit the patent scope of the utility model. Although the utility model is described in detail with reference to the above embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the above specific implementations, or replace some of the technical features with equivalents. Any equivalent structure made by using the contents of the utility model specification and drawings, directly or indirectly used in other related technical fields, is also within the scope of protection of the utility model patent.
Claims
1. A vehicle-mounted camera assembly, the vehicle-mounted camera assembly being installed at a preset position of a vehicle, characterized in that: include: A camera module, the camera module comprising a bottom shell, a front shell, a circuit board assembly and a lens, the front shell comprising a top and side walls surrounding the top, and a mounting cavity surrounded by the top and the side walls, the top being provided with an opening, the circuit board assembly and the lens being mounted in the mounting cavity, the lens being exposed from the opening, the bottom shell cover being provided at one end of the front shell away from the top, for sealing the mounting cavity, the two opposite sides of the front shell being provided with fixed portions extending out along the sides, the fixed portions being provided with positioning posts extending out along the bottom shell; as well as A bracket, one end of which is provided with a positioning hole corresponding to the positioning column, the bracket is positioned with the positioning column through the positioning hole, and one end of the bracket is fixed to the face shell through a fixing member, and the other end of the bracket is fixed to a preset position of the vehicle, so that the camera module is installed on the vehicle.
2. The vehicle-mounted camera assembly according to claim 1, characterized in that: A first fixing hole is also provided on the side of the fixing portion facing the bracket, the first fixing hole and the positioning column are arranged side by side, and the bracket is also provided with a second fixing hole. The bracket and the face shell are fixed to the face shell by the fixing member passing through the second fixing hole and the first fixing hole in sequence.
3. The vehicle-mounted camera assembly as claimed in claim 2, characterized in that: The bracket includes a first bracket and a second bracket, the second bracket is bent and extended from one end of the first bracket, one end of the bracket is located in the first bracket, and the other end of the bracket is located in the second bracket, the first bracket is arranged opposite to the bottom shell, and the second bracket includes a first sub-bracket arranged parallel to the first bracket and located on one side of the first bracket, and a second sub-bracket connected to the first bracket.
4. The vehicle-mounted camera assembly as claimed in claim 3, characterized in that: The vehicle-mounted camera assembly is provided with a connector that is connected to the vehicle for communication. The connector is connected to the main control board via a cable and passes through the bottom shell and the bracket.
5. The vehicle-mounted camera assembly according to claim 1, characterized in that: The bracket is roughly in the shape of a letter "B".
6. The vehicle-mounted camera assembly according to claim 1, characterized in that: A sealing sleeve is also provided on the exposed side of the lens. When the vehicle-mounted camera assembly is installed on the vehicle, the sealing sleeve is pressed against a preset position of the vehicle and the outer peripheral surface of the lens.
7. The vehicle-mounted camera assembly according to claim 1, characterized in that: The camera module also includes a sealing ring, which is arranged at the connection between the bottom shell and the face shell. When the bottom shell and the face shell are connected, the sealing ring is squeezed between the bottom shell and the face shell.
8. The vehicle-mounted camera assembly as claimed in claim 3, characterized in that: The first sub-bracket is provided with a limiting hole, a limiting column corresponding to the limiting hole is provided at a preset position of the vehicle, and the bracket is limited at the preset position of the vehicle by the limiting hole and the limiting column.
9. The vehicle-mounted camera assembly as claimed in claim 8, characterized in that: The circuit board assembly includes a sensing board and a main control board. The sensing board is used to generate a sensing electrical signal based on the light received from the lens; the main control board is used to generate image data based on the sensing electrical signal. The sensing board and the main control board are placed in sequence from the lens to the bottom shell and are arranged relative to each other.
10. A vehicle, comprising a vehicle body, characterized in that: The vehicle further comprises: A vehicle-mounted camera assembly as described in any one of claims 1-9, arranged on the vehicle body.