CN213461925U

CN213461925U - Waterproof camera module

Info

Publication number: CN213461925U
Application number: CN202022617796.9U
Authority: CN
Inventors: 张翠云
Original assignee: Weihai United Image Co ltd
Current assignee: Weihai United Image Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-06-15
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a waterproof camera module, including sensitization chip, voice coil motor subassembly, circuit substrate and camera lens module, the camera lens module sets up the inside with the camera lens module, camera lens module support sets up in the bottom of voice coil motor subassembly, and circuit substrate sets up in the bottom of camera lens module support, sensitization chip is located the inside bottom of camera lens module support, the top of camera lens module is fixed with waterproof filter plate, the outside of camera lens module is provided with the coil, and the coil is located the inside of voice coil motor subassembly, the lower extreme of coil is provided with the piece of leaning on, and the coil is laminated with the magnet with the other side of leaning on the piece mutually, sensitization chip is connected with the circuit substrate electricity; the problem of abrasion and cutting of the module due to friction and collision is prevented, and the image quality of the module is further ensured.

Description

Waterproof camera module

Technical Field

The utility model relates to an electronic product technical field especially relates to a waterproof camera module.

Background

With the rapid development of portable electronic devices, the requirements of people on camera modules are gradually increasing, and compared with the traditional camera system, the camera module of the portable electronic device has the advantages of miniaturization, low power consumption, low cost, high image quality and the like, and is widely applied to various new-generation portable electronic devices.

The lens module and the magnet inside the general camera module are in direct contact, when the lens module moves, the outer wall of the lens module is in direct contact with the magnet, the time is long, the side surfaces of the lens module and the magnet are worn and cut, and accordingly the imaging quality of the module is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a waterproof camera module can bring the side that prevents lens module and magnet and contact, prevents that wearing and tearing from appearing in its side and falling the beneficial effect of cutting.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a waterproof camera module, includes sensitization chip, voice coil motor subassembly, circuit substrate and camera lens module, the camera lens module set up with the inside of camera lens module, camera lens module support sets up in voice coil motor subassembly's bottom, and circuit substrate sets up in the bottom of camera lens module support, the sensitization chip is located inside the bottom of camera lens module support, the top of camera lens module is fixed with waterproof filter plate, the outside of camera lens module is provided with the coil, and the coil is located voice coil motor subassembly's inside, the lower extreme of coil is provided with and supports the piece, and the coil with support and to have the magnet by the laminating mutually of the opposite side of piece, the sensitization chip is connected with the circuit substrate electricity.

As a preferred technical scheme of the utility model, the upside both ends of lens module support all are fixed with the stopper, the spacing groove has all been seted up at voice coil motor subassembly's bottom side both ends, stopper and spacing groove phase-match, and lens module support and voice coil motor subassembly pass through stopper and spacing groove fixed joint.

As a preferred technical scheme of the utility model, waterproof filter plate includes the stratum basale, and the downside of stratum basale is fixed with antireflection coating, the upside of stratum basale is fixed with infrared membrane that ends, and the infrared upside that ends the membrane is fixed with the protection film.

As an optimized technical scheme of the utility model, the protection film has waterproof performance.

As an optimal technical scheme of the utility model, voice coil motor subassembly include with the last spring leaf and the lower spring leaf of the laminating of lower extreme on camera lens module, coil and the magnet.

As an optimal technical scheme of the utility model, voice coil motor subassembly's bottom mounting has coupling assembling.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the abutting block is arranged between the lens module and the magnet, because the lens module is a movable module, the arrangement of the abutting block reduces the friction and collision between the lens module and the magnet, prevents the abrasion and the cutting problems of the lens module and the magnet caused by the friction and collision, and further ensures the image quality of the module;

2. through the fixed joint of stopper and spacing groove to voice coil motor subassembly and lens module support, need not adopt the traditional equipment mode of gluing and toasting again, simplified the equipment technology of voice coil motor subassembly with lens module support to reduce the height of camera module, increased the imaging quality of this module.

Drawings

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

FIG. 2 is a schematic structural view of the waterproof filter plate of the present invention;

in the figure: 1. a photosensitive chip; 2. a voice coil motor assembly; 3. a lens module holder; 4. a circuit substrate; 5. a waterproof light filter plate; 501. a base layer; 502. an antireflection film; 503. an infrared cut-off film; 504. a protective film; 6. a lens module; 7. an upper spring plate; 8. a lower spring plate; 9. a coil; 10. a leaning block; 11. a magnet; 12. a limiting block; 13. a limiting groove.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1, a waterproof camera module, including sensitization chip 1, voice coil motor subassembly 2, circuit substrate 4 and lens module 6, lens module 6 sets up with the inside of lens module 6, lens module holder 3 sets up in the bottom of voice coil motor subassembly 2, and circuit substrate 4 sets up in the bottom of lens module holder 3, sensitization chip 1 is located inside the bottom of lens module holder 3, the top of lens module 6 is fixed with waterproof filter plate 5, the outside of lens module 6 is provided with coil 9, and coil 9 is located the inside of voice coil motor subassembly 2, the lower extreme of coil 9 is provided with and leans on piece 10, and coil 9 and the other side that leans on piece 10 are laminated with magnet 11, sensitization chip 1 is connected with circuit substrate 4 electricity;

the abutting block 10 is made of wear-resistant elastic materials and is located between the lens module 6 and the magnet 11, because the lens module 6 is a movable module, friction and collision between the lens module 6 and the magnet 11 are reduced through the abutting block 10, the problem that the lens module and the magnet are worn and cut due to friction and collision is prevented, and the image quality of the module is guaranteed.

In another embodiment, as shown in fig. 1, the embodiment discloses that both ends of the upper side of the lens module holder 3 are fixed with the limiting blocks 12, both ends of the bottom side of the voice coil motor assembly 2 are provided with the limiting grooves 13, the limiting blocks 12 are matched with the limiting grooves 13, and the lens module holder 3 and the voice coil motor assembly 2 are fixedly clamped with the limiting grooves 13 through the limiting blocks 12;

the limiting blocks 12 at the two ends of the lens module support 3 are fixedly clamped with the limiting grooves 13 formed in the bottom end of the voice coil motor assembly 2, the assembly mode of traditional glue dispensing and baking is not needed, the assembly process of the voice coil motor assembly 2 and the lens module support 3 is simplified, the height of the camera module is reduced, and the imaging quality of the module is improved.

In another embodiment, as shown in fig. 1 and fig. 2, the present embodiment discloses that the waterproof filter plate 5 includes a substrate layer 501, an antireflection film 502 is fixed on a lower side of the substrate layer 501, an infrared cut-off film 503 is fixed on an upper side of the substrate layer 501, and a protection film 504 is fixed on an upper side of the infrared cut-off film 503;

through the setting of infrared cut-off film 503, can filter the infrared light in the incident light, avoid the infrared light in the incident light to get into photosensitive chip 1 and cause the image distortion, antireflection film 502 can strengthen the transmission of incident light to obtain better formation of image effect, protection film 504 plays the guard action to infrared cut-off film 503, prevents to stain the fingerprint or by sharp object scratch.

In another embodiment, as shown in fig. 2, the present embodiment discloses that the protective film 504 has waterproof performance, which improves the waterproof performance of the module.

In another embodiment, as shown in fig. 1, the present embodiment discloses that the voice coil motor assembly 2 includes an upper spring plate 7 and a lower spring plate 8 attached to the upper and lower ends of the lens module 6, the coil 9 and the magnet 11; the two ends of the lens module 6, the coil 9 and the magnet 11 are prevented from colliding with the inside of the voice coil motor assembly 2, so that the two ends of the lens module are abraded, and the imaging quality of the module is influenced.

In another embodiment, as shown in fig. 1, the present embodiment discloses that the bottom end of the voice coil motor assembly 2 is fixed with a connecting assembly, so as to prevent foreign matters affecting the imaging performance of the module from entering the cavity where the photosensitive chip 1 is installed.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a waterproof camera module, includes sensitization chip (1), voice coil motor subassembly (2), circuit substrate (4), camera lens module support (3) and camera lens module (6), camera lens module (6) set up with the inside of voice coil motor subassembly (2), camera lens module support (3) set up in the bottom of voice coil motor subassembly (2), and circuit substrate (4) set up in the bottom of camera lens module support (3), sensitization chip (1) is located inside the bottom of camera lens module support (3), its characterized in that: the top of camera lens module (6) is fixed with waterproof filter plate (5), the outside of camera lens module (6) is provided with coil (9), and coil (9) are located the inside of voice coil motor subassembly (2), the lower extreme of coil (9) is provided with and supports block (10), and coil (9) and the other side that supports and support block (10) laminate mutually has magnet (11), sensitization chip (1) is connected with circuit substrate (4) electricity.

2. The waterproof camera module of claim 1, wherein: the lens module support is characterized in that limiting blocks (12) are fixed at two ends of the upper side of the lens module support (3), limiting grooves (13) are formed in two ends of the bottom side of the voice coil motor assembly (2), the limiting blocks (12) are matched with the limiting grooves (13), and the lens module support (3) and the voice coil motor assembly (2) are fixedly connected in a clamped mode through the limiting blocks (12) and the limiting grooves (13).

3. The waterproof camera module of claim 1, wherein: the waterproof filter plate (5) comprises a substrate layer (501), an antireflection film (502) is fixed on the lower side of the substrate layer (501), an infrared cut-off film (503) is fixed on the upper side of the substrate layer (501), and a protective film (504) is fixed on the upper side of the infrared cut-off film (503).

4. The waterproof camera module of claim 3, wherein: the protective film (504) has waterproof properties.

5. The waterproof camera module of claim 1, wherein: the voice coil motor assembly (2) comprises an upper spring piece (7) and a lower spring piece (8) which are attached to the upper end and the lower end of the lens module (6), the coil (9) and the magnet (11).

6. The waterproof camera module of claim 1, wherein: and the bottom end of the voice coil motor component (2) is fixedly provided with a connecting component.