CN212572711U

CN212572711U - Binocular camera device

Info

Publication number: CN212572711U
Application number: CN202021656336.0U
Authority: CN
Inventors: 辛苗; 李威; 张舟; 李文锋
Original assignee: Shanghai Baolong Automotive Corp
Current assignee: Shanghai Baolong Automotive Corp
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-02-19
Anticipated expiration: 2030-08-11

Abstract

The utility model relates to a two mesh camera devices, including the binocular lens module, the binocular lens module includes the crossbeam, be equipped with two lens holes on the crossbeam, the binocular lens module still includes two monocular subassemblies, the monocular subassembly includes the camera lens, lens mount and vision sensing PCB board, the camera lens install on the lens mount and with the lens mount between form sealed, focusing and optical axis straightness that hangs down are accomplished to the camera lens, vision sensing PCB board install on the lens mount and with the lens mount between form sealed, vision sensor on the vision sensing PCB board is located the sealed chamber of lens mount and corresponding with the camera lens, two monocular subassemblies are fixed a position respectively and install on the crossbeam and two camera lenses are located the lens hole respectively. The utility model discloses can improve the convenience of focusing in the assembling process, be favorable to mass production, improve equipment production efficiency.

Description

Binocular camera device

Technical Field

The utility model belongs to the technical field of vehicle assistant driving range finding of making a video recording, especially, relate to a two mesh camera devices.

Background

Need utilize binocular camera to carry out binocular vision range finding work among the vehicle assistant driving, current binocular camera device assembly need focus to binocular camera in the equipment process, need consume a large amount of manpower and materials when mass production equipment, is unfavorable for improving the production efficiency of equipment process.

Disclosure of Invention

The utility model aims to solve the technical problem that a two mesh camera devices are provided, improve the convenience of focusing in the assembling process, be favorable to mass production, improve equipment production efficiency.

The utility model provides a technical scheme that its technical problem adopted provides a two mesh camera devices, including the binocular lens module, the binocular lens module includes the crossbeam, be equipped with two lens holes on the crossbeam, the binocular lens module still includes two monocular subassemblies, the monocular subassembly includes camera lens, lens mount and vision sensing PCB board, the camera lens install on the lens mount and with the lens mount between form sealed, vision sensing PCB board install on the lens mount and with the lens mount between form sealed, vision sensor on the vision sensing PCB board is located the sealed chamber of lens mount and corresponding with the camera lens, two monocular subassemblies are respectively fixed a position and install on the crossbeam and two camera lenses are located the lens hole respectively.

The lens mount comprises a supporting barrel, the front end of the supporting barrel is provided with a sinking platform structure, an annular convex shoulder is arranged on the periphery of the lens, the lens is installed in the supporting barrel, and the convex shoulder is arranged in the sinking platform structure and is fixed with the sinking platform structure in a sealing mode.

The convex shoulder is arranged to be matched with the groove of the sinking platform structure, and the convex shoulder, the bottom supporting surface of the sinking platform structure and the peripheral baffle plate are fixed in a sealing mode through glue dispensing.

The lens seat comprises a seat body frame, a sealing cavity is formed in the seat body frame corresponding to the lens, and the vision sensing PCB is fixedly installed on the seat body frame and seals the rear end of the sealing cavity.

An annular body is arranged on the seat body frame along the periphery of the sealing cavity, an annular groove is formed in the rear end face of the annular body, and the rear end face of the annular body and the vision sensing PCB are fixed in a sealed mode through glue dispensing.

The monocular assembly and the cross beam are positioned through positioning pins and positioning hole structures which are matched with each other.

The cross beam is of a partially hollow structure.

Still include procapsid, back casing and PCB board, binocular lens module and PCB board assembly are inside just at the back casing the flexible printed circuit board electricity that takes through winding displacement or vision sensing PCB board between vision sensing PCB board and the PCB board is connected, the procapsid encapsulates with back casing lock.

The procapsid is equipped with two lens holes, the camera lens sets up in the lens hole of procapsid when binocular lens module package is inside the casing.

And the rear shell is provided with a grounding and heat dissipation structure for the PCB.

Advantageous effects

In the invention, the two lenses are respectively focused by the two lens seats, fixedly installed and sealed to obtain independent monocular assemblies, and then are respectively assembled on the binocular beam, thereby being beneficial to improving the focusing convenience of the lenses in the assembling process, being beneficial to mass production and improving the assembling and production efficiency.

Drawings

Fig. 1 is a schematic structural view of the exploded state of the present invention.

Fig. 2 is a schematic structural diagram of the binocular lens module.

Fig. 3 is a schematic plan view of the monocular assembly.

Fig. 4 is a schematic cross-sectional view of a monocular assembly.

Fig. 5 is a schematic structural diagram of the lens holder.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

A binocular camera device as shown in fig. 1 includes a front housing 7, a rear housing 8, a binocular lens module, and a PCB board 9.

The binocular lens module and the PCB 9 are assembled inside the rear shell 8, two visual sensing PCBs 5 and 9 in the binocular lens module are electrically connected through two FPC flat cables or a flexible PCB provided by the visual sensing PCBs 5, the front shell 7 and the rear shell 8 are buckled and packaged, and the binocular lens module and the PCB 9 are sealed inside the shell. The binocular camera is used for binocular vision ranging, the distance of a target is calculated, and the binocular ranging requires that two lens modules keep a distance of 100 +/-0.2 mm according to horizontal layout.

As shown in fig. 2, the binocular lens module comprises a beam 1 and two monocular assemblies 2, the two monocular assemblies 2 are respectively installed at two ends of the beam 1, and two ends of the beam 1 are respectively provided with a lens hole.

As shown in fig. 3 and 4, each monocular assembly 2 includes a lens 3, a lens mount 4, and a vision sensing PCB board 5, and a vision sensor 6 is provided on the vision sensing PCB board 5. Wherein, camera lens 3 is installed on lens mount 4 and is formed sealedly with the front end of lens mount 4, and vision sensing PCB board 5 is installed at lens mount 4 rear end and is formed sealedly with lens mount 4 rear end for inside being formed with of lens mount 4 is used for encapsulating camera lens 3 and vision sensor 6's sealed chamber.

As shown in fig. 5, the lens holder 4 includes a support cylinder 4-1 and a holder body frame 4-2 which are integrally formed. The supporting cylinder 4-1 is in a circular cylinder shape, the rear end of the seat body frame 4-2 is fixedly connected with the visual sensing PCB 5 through screws, and the supporting cylinder 4-1 is used for fixing and sealing the lens 3.

The front end of the supporting cylinder 4-1 is provided with a sinking platform structure 4-3. The periphery of the lens 3 is provided with an annular convex shoulder 3-1, and the structure of the convex shoulder 3-1 is matched with the shape of the groove of the sinking platform structure 4-3. The sinking platform plane of the supporting cylinder 4-1 is matched with the bottom plane of the annular convex shoulder 3-1 of the lens 3, and the two are fixedly connected together through dispensing. In order to prevent the lens 3 from moving in the horizontal direction, a circle of baffle is arranged on the periphery of the sinking platform plane of the sinking platform structure 4-3 and is used for being matched with the side surface of the convex shoulder 3-1, and the baffle is fixed by dispensing to prevent the lens from moving.

The seat frame 4-2 is provided with a sealing cavity corresponding to the lens 3, the sealing cavity is communicated with the inner cavity of the supporting cylinder 4-1, and the vision sensing PCB 5 is fixedly arranged at the rear end of the seat frame 4-2 and seals the rear end of the sealing cavity. And a vision sensor 6 on the vision sensing PCB 5 is positioned in the sealed cavity and corresponds to the rear end of the lens 3. The annular body 4-4 is arranged on the upper edge of the seat body frame 4-2 along the periphery of the sealing cavity, and the rear end face of the annular body 4-4 and the vision sensing PCB 5 are sealed and fixed through glue dispensing, so that water vapor or dust is prevented from entering the sealing cavity to pollute the lens 3. The rear end face of the annular body 4-4 is provided with an annular groove 4-5, and redundant glue can flow into the groove 4-5, so that the glue is prevented from overflowing to pollute the lens 3 and the vision sensor 6.

Firstly, the PCB 5 is assembled on the lens mount 4, and glue is dispensed between the PCB and the lens mount for bonding and sealing; then the lens 3 is assembled on the lens seat 4, and the verticality of the focal length and the optical axis is adjusted, so that the optical axis of the lens 3 is aligned and vertical to the optical center of the sensor 6; and finally, limiting the positions of the two monocular assemblies 2 by positioning pins respectively, installing the two monocular assemblies at the two ends of the beam 1, and enabling the lenses 3 at the two sides to be located in the lens holes at the two ends of the beam 1 respectively.

The beam 1 is light in weight and has a partially hollowed design on the premise of ensuring the strength. The binocular lens module is fixed in the rear shell 8 through the mounting hole on the beam 1 and the mounting hole on the corresponding mounting boss on the rear shell 8. When the cross beam 1 is assembled, in order to avoid the influence of fastening stress, only one screw in the middle is adopted for fastening, the position of a fastening threaded hole 1-1 is reserved according to the screw in the middle position, and the tie bars with the wall thickness of about 2mm are arranged in the rest areas except the position of the threaded hole 1-1 and the positions of the peripheral side walls and are oblique tie bars so as to improve the anti-distortion capability. And finally, two positioning pin holes 1-2 are added at the spare symmetrical positions, and positioning pins are added on the rear shell assembled with the positioning pin holes, so that the positioning function is realized during assembly.

The front housing 7 is provided with two lens holes, and the lens 3 is positioned in the lens hole of the front housing 7 when the binocular lens module is packaged inside the housing. The inside support column that is provided with of back casing 8, the support column contacts with the regional contact of exposing the copper of PCB board for ground connection and heat conduction. The rear shell 8 is also provided with a heat conduction boss for conducting heat on the chip to the heat conduction boss, and the outside of the rear shell is also correspondingly provided with heat dissipation teeth, so that the heat dissipation area can be increased, and the heat on the heat conduction boss is dissipated into the air as soon as possible through the heat dissipation teeth. The rear shell is made of metal materials, so that heat dissipation is accelerated.

Claims

1. The utility model provides a binocular camera device, includes binocular lens module, binocular lens module includes crossbeam (1), be equipped with two lens holes on crossbeam (1), its characterized in that: binocular module still includes two monocular components (2), monocular component (2) include camera lens (3), lens mount (4) and vision sensing PCB board (5), camera lens (3) install on lens mount (4) and with lens mount (4) between form sealed, vision sensing PCB board (5) install on lens mount (4) and with lens mount (4) between form sealed, vision sensor (6) on vision sensing PCB board (5) are located the sealed chamber of lens mount (4) and corresponding with camera lens (3), two monocular components (2) are fixed mounting respectively on crossbeam (1) and two camera lenses (3) are located the lens hole respectively.

2. The binocular camera device of claim 1, wherein: the lens seat (4) comprises a supporting cylinder (4-1), the front end of the supporting cylinder (4-1) is provided with a sunken platform structure (4-3), an annular convex shoulder (3-1) is arranged on the periphery of the lens (3), the lens (3) is installed in the supporting cylinder (4-1), and the convex shoulder (3-1) is arranged in the sunken platform structure (4-3) and is fixed with the sunken platform structure (4-3) in a sealing mode.

3. The binocular camera device of claim 2, wherein: the convex shoulder (3-1) is arranged to be matched with the groove of the sinking platform structure (4-3), and the convex shoulder (3-1) is sealed and fixed with the bottom supporting surface of the sinking platform structure (4-3) and the peripheral baffle through glue dispensing.

4. The binocular camera device of claim 1, wherein: the lens seat (4) comprises a seat body frame (4-2), a sealing cavity is formed in the seat body frame (4-2) corresponding to the lens (3), and the vision sensing PCB (5) is fixedly installed on the seat body frame (4-2) and seals the rear end of the sealing cavity.

5. The binocular camera device of claim 4, wherein: an annular body (4-4) is arranged on the seat body frame (4-2) along the periphery of the sealing cavity, an annular groove (4-5) is formed in the rear end face of the annular body (4-4), and the rear end face of the annular body (4-4) and the visual sensing PCB (5) are fixed in a sealed mode through glue dispensing.

6. The binocular camera device of claim 1, wherein: the monocular assembly (2) and the cross beam (1) are positioned through positioning pins and positioning hole structures which are matched with each other.

7. The binocular camera device of claim 1, wherein: the cross beam (1) is of a partially hollow structure.

8. The binocular camera device of claim 1, wherein: still include procapsid (7), back casing (8) and PCB board (9), binocular lens module and PCB board (9) assemble inside just in back casing (8) between vision sensing PCB board (5) and PCB board (9) through winding displacement or vision sensing PCB board (5) from the soft PCB board electric connection in area, procapsid (7) and back casing (8) lock encapsulation.

9. The binocular camera device of claim 8, wherein: procapsid (7) are equipped with two lens holes, lens (3) set up in the lens hole of procapsid (7) when binocular lens module encapsulation is inside the casing.

10. The binocular camera device of claim 8, wherein: and the rear shell (8) is provided with a grounding and heat dissipation structure for the PCB (9).