CN217335668U

CN217335668U - Vehicle-mounted camera

Info

Publication number: CN217335668U
Application number: CN202220150546.5U
Authority: CN
Inventors: 罗小平; 肖胜君
Original assignee: Shenzhen Longhorn Automotive Electronic Equipment Co Ltd
Current assignee: Shenzhen Longhorn Automotive Electronic Equipment Co Ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-30
Anticipated expiration: 2032-01-20

Abstract

The embodiment of the utility model provides an on-vehicle camera, including preceding shell and the backshell of mutual lock butt joint, assemble the PCB board on the inner wall of backshell and wear to locate the camera lens on the preceding shell, be provided with on the PCB board just to the image sensor of camera lens and from the image output port that the backshell exposes, preceding shell comes the fixed preceding shell of bonding and backshell and so that image sensor is located the focus position of camera lens with the glue layer that is equipped with predetermined thickness in the butt joint intussuseption of backshell. The embodiment of the utility model realizes the connection and fixation of the front shell and the rear shell by fixing the lens on the front shell, fixing the PCB on the rear shell and filling the glue layer in the butt joint seam of the front shell and the rear shell; in addition, the thickness of a glue layer is determined through optical testing, the image sensor is accurately placed at the focus position of the lens, the focusing function is achieved, and therefore the two steps of focusing and fixing the front shell and the rear shell are combined into one, the production process is simplified, the production cost is reduced, and the definition of a shot picture of the vehicle-mounted camera is effectively guaranteed.

Description

Vehicle-mounted camera

Technical Field

The embodiment of the utility model provides a relate to on-vehicle camera equipment technical field, especially relate to an on-vehicle camera.

Background

The vehicle-mounted camera generally comprises a front shell and a rear shell which are mutually buckled and butted, a PCB assembled in a space formed by the front shell and the rear shell in a surrounding manner, and a lens which is arranged on the front shell in a penetrating manner and the inner end of the lens is just opposite to the PCB, wherein an image sensor is arranged on the position of the PCB, which is just opposite to the lens, and the image sensor senses light guided from the lens and records and images. In addition, in order to ensure the definition of the picture shot by the vehicle-mounted camera, focusing operation is required in the assembly process of the vehicle-mounted camera.

The common focusing modes are divided into two modes, one mode is that a PCB is fixed in a front shell, the vehicle-mounted camera is focused by adjusting the position of the lens relative to the PCB, and finally the lens is fixedly connected with the front shell by glue to position the lens. However, the camera lens of on-vehicle camera is mostly tubular structure, need scribble the glue in order to be relatively fixed with preceding shell on circumference, and glue layer still will be in order to guarantee that the optical axis of camera lens is located preset position in the even thickness of circumference simultaneously, and the operation degree of difficulty is big. The other is to fixedly connect the lens with the front shell in advance, and adjust the position of the PCB relative to the lens to focus the camera. However, an image output port is usually pre-installed on the PCB, and moving the PCB during focusing inevitably causes the image output port to deviate from a predetermined position, which leads to the failure of connection with an external connector, so that the vehicle-mounted camera cannot output a captured image.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem who solves provides a vehicle-mounted camera, can effectively realize the focusing to vehicle-mounted camera, can also simplify assembly process simultaneously.

In order to solve the technical problem, an embodiment of the utility model provides a following technical scheme: the utility model provides an on-vehicle camera, including preceding shell and backshell, the equipment of mutual lock butt joint in preceding shell and backshell surround the PCB board in the space that forms and wear to locate on the preceding shell and the inner just right the camera lens of PCB board, on the PCB board with camera lens just right position is provided with image sensor, still be equipped with the image output port that is used for the image of external output on the PCB board, the PCB board is fixed to be assembled in on the inner wall of backshell, image output port certainly the backshell exposes, preceding shell with the glue layer that the butt joint seam intussuseption of backshell is filled with predetermined thickness comes the bonding fixation preceding shell and backshell and so that image sensor is located the focus position of camera lens.

Furthermore, the PCB is fixedly locked on the inner wall of the rear shell by means of screws, and the inner wall of the rear shell is correspondingly provided with screw hole columns matched and screwed with the screws.

Furthermore, the image output port and the image sensor are respectively arranged on the two opposite side plate surfaces of the PCB, a butt joint barrel which protrudes towards the outside of the rear shell and is communicated with the inner space of the rear shell is arranged on the bottom wall of the rear shell corresponding to the image output port, and the image output port is inserted into the butt joint barrel.

Furthermore, the outer side wall of the butt joint barrel is also provided with a clamping convex block.

Furthermore, one side of the clamping convex block, which is close to the outer end face of the butt joint barrel, is provided with a guide inclined plane.

Further, the lens and the front shell are connected into a whole through the laser welding process in a sealing and welding mode.

Further, the lens and the front shell are connected into a whole through an injection molding process.

Further, the lens and the front shell are fixedly connected through glue.

After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: the embodiment of the utility model provides a through inciting somebody to action the camera lens is fixed in on the preceding shell, the PCB board is fixed in on the backshell, and preceding shell with the glue layer of predetermined thickness is filled in the butt joint seam of backshell, has realized on the one hand that the connection of preceding shell and backshell is fixed, and on the other hand also confirms through means such as optical test the thickness of glue layer to can arrange image sensor on the PCB board in accurately the focus position of camera lens has realized the function of focusing, thereby unites two into one with two steps of being connected of preceding shell and backshell with focusing, has not only effectively simplified assembly process, reduction in production cost, has still effectively guaranteed vehicle-mounted camera and has shot the picture definition.

Drawings

Fig. 1 is a schematic view of a split state of an optional embodiment of the vehicle-mounted camera of the present invention.

Fig. 2 is a schematic view of an overall three-dimensional structure of an optional embodiment of the vehicle-mounted camera of the present invention.

Fig. 3 is a cross-sectional view of the middle axial plane of the clamping convex block according to an optional embodiment of the vehicle-mounted camera of the present invention.

Detailed Description

The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It is to be understood that the following illustrative embodiments and description are only intended to illustrate the present invention, and are not intended to limit the present invention, and features in the embodiments and examples may be combined with each other in the present application without conflict.

As shown in fig. 1-3, an optional embodiment of the present invention provides a vehicle-mounted camera, which comprises a front shell 1 and a rear shell 2 that are fastened and butted with each other, a PCB 3 assembled in a space defined by the front shell 1 and the rear shell 2, and a lens 4 penetrating the front shell 1 and having an inner end facing the PCB 3, an image sensor 30 is arranged on the position of the PCB 3 opposite to the lens 4, the PCB 3 is further provided with an image output port 32 for outputting an image to the outside, the PCB 3 is fixedly assembled on the inner wall of the rear case 2, the image output port 32 is exposed from the rear housing 2, and a glue layer 5 with a predetermined thickness is filled in a butt seam between the front housing 1 and the rear housing 2 to bond and fix the front housing 1 and the rear housing 2, so that the image sensor 30 is located at a focal point of the lens 4.

The embodiment of the utility model provides a through inciting somebody to action camera lens 4 is fixed in preceding shell 1 is last, PCB board 3 is fixed in on the backshell 2, and preceding shell 1 with the glue layer 5 of predetermined thickness is filled to the butt joint intussuseption of backshell 2, has realized on the one hand that preceding shell 1 is fixed with being connected of backshell 2, and on the other hand also confirms through means such as optical test the thickness of glue layer 5 to can arrange image sensor 30 on PCB board 3 in accurately the focus position of camera lens 4 has realized the function of focusing, thereby unites two into one focusing and preceding shell 1 and backshell 2 be connected two fixed steps, has not only effectively simplified the production processes, and reduction in production cost has still effectively guaranteed vehicle-mounted camera and has shot the picture definition.

In another optional embodiment of the present invention, as shown in fig. 1, the PCB board 3 is locked to the inner wall of the rear housing 2 by means of a screw 6, and a screw hole post 21 is correspondingly disposed on the inner wall of the rear housing 2 and is engaged with the screw 6. In the embodiment, the PCB 3 is fixedly locked in the rear shell 2 through the screw 6, so that the assembly and disassembly are convenient; the inner wall of the rear shell 2 is correspondingly provided with a screw hole column 21 matched and screwed with the screw 6, so that the screwing strength is ensured, and the connection stability is enhanced. It is understood that the PCB board 3 may also be fixed in the rear housing 2 by gluing or welding.

In another optional embodiment of the present invention, as shown in fig. 1 and 3, the image output port 32 and the image sensor 30 are separately disposed on the opposite side surfaces of the PCB board 3, the position corresponding to the image output port 32 on the bottom wall of the rear housing 2 is provided with a docking barrel 23 protruding to the outside of the rear housing 2 and communicating with the inner space of the rear housing 2, and the image output port 32 is inserted into the docking barrel 23. In the embodiment, the image output port 32 and the image sensor 30 are respectively arranged on the two opposite side board surfaces of the PCB 3, so that the area of the board surface of the PCB 3 is fully utilized; the position that corresponds image output port 32 on the diapire of backshell 2 is equipped with to backshell 2 outside protrusion and with the butt joint section of thick bamboo 23 of 2 inner spaces intercommunications of backshells, image output port 32 inserts in the butt joint section of thick bamboo 23 and certainly backshell 2 exposes, makes things convenient for outside plug connector location to peg graft.

In yet another alternative embodiment of the present invention, as shown in fig. 1 and 3, the outer sidewall of the docking barrel 23 is further provided with a clamping protrusion 230. This embodiment is through the lateral wall of a butt joint section of thick bamboo 23 sets up joint lug 230, realizes the buckle with the cooperation of outside plug connector and is connected, promotes the steadiness of connecting, ensures the normal transmission of image.

In yet another alternative embodiment of the present invention, as shown in fig. 1 and 3, a guiding inclined plane 2301 is disposed on one side of the clamping protrusion 230 near the outer end surface of the docking barrel 23. This embodiment is through joint lug 230 is close to one side of the outer terminal surface of butt joint section of thick bamboo 23 is provided with guide inclined plane 2301, and at the grafting in-process, outside plug connector first butt in guide inclined plane 2301, the joint spare elasticity that corresponds on the guide inclined plane 2301 guide outside plug connector again opens and makes joint lug 230 joint to outside plug connector smoothly in, makes grafting operation more laborsaving.

In another alternative embodiment of the present invention, as shown in fig. 1 and 3, the lens 4 and the front shell 1 are hermetically welded together by a laser welding process. This embodiment will through laser welding technology the camera lens 4 with preceding shell 1 sealing connection connects firmly, and sealing weld does not keep the seam, and waterproof dustproof effectual.

In another optional embodiment of the present invention, as shown in fig. 1 and 3, the lens 4 and the front shell 1 are connected into a whole through an injection molding process. In this embodiment, the lens 4 and the front housing 1 are integrated by an injection molding process, so that the lens 4 and the front housing 1 are connected with each other at high strength, and errors caused by assembling operations between the lens 4 and the front housing 1 are eliminated.

In yet another optional embodiment of the present invention, the lens 4 is fixedly connected to the front shell 1 through glue. In this embodiment, the lens 4 and the front shell 1 are fixedly connected by glue, and in specific implementation, a glue dispensing manner or a manner that a glue ring (not shown) is filled at a seam after the lens 4 and the front shell 1 are connected by threads and then sealed and fixed may be adopted, so that the process is mature, and cost control is facilitated.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, and these forms are within the scope of the present invention.

Claims

1. The utility model provides a vehicle-mounted camera, including preceding shell and backshell, the equipment of mutual lock butt joint in preceding shell and backshell surround the PCB board in the space that forms and wear to locate on the preceding shell and the inner just right the camera lens of PCB board, on the PCB board with camera lens just right position is provided with image sensor, still be equipped with the image output port that is used for external output image on the PCB board, its characterized in that, the PCB board is fixed assemble in on the inner wall of backshell, image output port certainly the backshell exposes, preceding shell with the butt joint intussuseption of backshell is filled with the glue layer that predetermined thickness comes the bonding fixation preceding shell and backshell and so that image sensor is located the focus position of camera lens.

2. The vehicle-mounted camera according to claim 1, wherein the PCB is fastened to an inner wall of the rear housing by screws, and screw holes are correspondingly formed in the inner wall of the rear housing and are engaged with the screws.

3. The vehicle-mounted camera according to claim 1, wherein the image output port and the image sensor are respectively disposed on opposite side surfaces of the PCB, a docking barrel protruding to an outside of the rear housing and communicating with an inner space of the rear housing is disposed on a bottom wall of the rear housing corresponding to the image output port, and the image output port is inserted into the docking barrel.

4. The vehicle-mounted camera according to claim 3, wherein a clamping projection is further provided on an outer side wall of the docking barrel.

5. The vehicle-mounted camera according to claim 4, wherein a guide inclined surface is provided on one side of the clamping projection close to the outer end surface of the docking barrel.

6. The vehicular camera according to claim 1, wherein the lens and the front housing are hermetically welded to each other by a laser welding process.

7. The vehicular camera according to claim 1, wherein the lens and the front case are integrated by an injection molding process.

8. The vehicular camera according to claim 1, wherein the lens is fixedly connected to the front housing by glue.