CN211557342U - Lens protection film, camera module and mobile terminal - Google Patents
Lens protection film, camera module and mobile terminal Download PDFInfo
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- CN211557342U CN211557342U CN202020190801.XU CN202020190801U CN211557342U CN 211557342 U CN211557342 U CN 211557342U CN 202020190801 U CN202020190801 U CN 202020190801U CN 211557342 U CN211557342 U CN 211557342U
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- protection film
- lens protection
- cover
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Abstract
The utility model discloses a camera lens protection film, including the safety cover of integration and the gum of being connected with the safety cover, the safety cover be equipped with camera lens complex holding tank, the gum is located safety cover towards open-ended one side of holding tank, the gum is equipped with the through-hole that corresponds with the opening. Through processing out on transparent safety cover with camera lens complex holding tank to can hold the camera lens and play the guard action to the camera lens, the safety cover is integrated into one piece machine-shaping and forms the camera lens protection film with the gum, simple structure, processing is convenient, has improved processing quality and reinforcing water-proof effects. The utility model discloses a camera module and mobile terminal.
Description
Technical Field
The utility model relates to a camera accessory technical field especially relates to a camera lens protection film, camera module and mobile terminal.
Background
The production flow of the conventional camera module is approximately: after the lens support and the circuit substrate are assembled, the lens assembly is mounted on the lens support, and finally a lens protective film is attached to the lens assembly.
In order to achieve the capabilities of product protection and optical transmission in the prior art, the existing lens protection film is a layered structure and is assembled by different materials, wherein five materials, namely a high-transparency layer, interlayer glue, foam, interlayer glue and primer, are commonly used, and the high-transparency layer, the interlayer glue, the foam, the interlayer glue and the primer are sequentially attached. Due to the layered structure design characteristics, different materials and products need to be assembled, different materials and films are produced by different manufacturers, the quality of different manufacturers is unstable, the quality of each film is uneven, the quality problem of the attached lens protective film also exists, and the transportation cost is increased due to the layered structure. In addition, the high-transparency layer in the existing lens protective film is usually made of a PET material, the transmittance of the high-transparency layer is only 92%, and the phenomenon of stray light can be caused. Because of the layered structure, the lens protective film cannot be washed by water or is easy to enter water after being washed by water, thereby affecting the appearance and the definition of the product.
Generally, after the lens protection film and the lens assembly are assembled, the module needs to be heated by an oven to cure glue, and at the moment, the gas between the lens protection film and the lens is subjected to thermal expansion, so that the glue is easily spread, and the sealing property and the firmness are affected.
SUMMERY OF THE UTILITY MODEL
In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide a camera lens protection film, camera module and mobile terminal to solve the problem that camera lens protection film processing is troublesome among the prior art, the quality is low and water-proof effects is poor.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a camera lens protection film, including the safety cover of integration and the gum of being connected with this safety cover, this safety cover be equipped with camera lens complex holding tank, this gum is located this safety cover towards the open-ended one side of this holding tank, and this gum is equipped with the through-hole that corresponds with this opening.
Furthermore, an exhaust passage is arranged on the protective cover and communicates the accommodating groove with an external environment.
Further, the exhaust channel is located on the side wall of the protection cover, and the exhaust channel is non-linear.
Furthermore, one end of the exhaust channel is close to the bottom of the accommodating groove and communicated with the accommodating groove, and the other end of the exhaust channel is close to the back adhesive and communicated with an external environment.
Furthermore, the side wall of the protective cover facing the accommodating groove is provided with an atomizing layer, and the bottom wall of the protective cover is planar and transparent.
Further, the protective cover and the gum have the same cross-sectional shape.
Further, the shape of the cross-section of the boot and the adhesive backing comprises a polygon or a circle.
Furthermore, the material of the protective cover includes polymethyl methacrylate, polystyrene, polycarbonate or allyl diglycol carbonate.
The utility model also provides a camera module, include camera lens, voice coil motor, lens holder, circuit board and as above the camera lens protection film, this camera lens is installed on this voice coil motor, and this voice coil motor is installed at this lens holder and is connected with this circuit board is electrically conductive, and this camera lens protection film cover is established on the camera lens and inconsistent with this voice coil motor.
The utility model also provides a mobile terminal, include as above the camera module.
The utility model has the advantages that: the camera lens protection film includes the safety cover of integration and the gum of being connected with the safety cover, and the safety cover is equipped with the holding tank with camera lens complex, and the gum is located the safety cover towards open-ended one side of holding tank, and the gum is equipped with the through-hole that corresponds with the opening. Through processing out on transparent safety cover with camera lens complex holding tank to can hold the camera lens and play the guard action to the camera lens, the safety cover is integrated into one piece machine-shaping and forms the camera lens protection film with the gum, simple structure, processing is convenient, has improved processing quality and reinforcing water-proof effects.
Drawings
Fig. 1 is a schematic top-view perspective view of a lens protection film according to a first embodiment of the present invention;
fig. 2 is a schematic bottom perspective view of a lens protection film according to a first embodiment of the present invention;
FIG. 3 is a schematic view of a disassembled structure of the lens protection film in FIG. 2;
fig. 4 is a schematic cross-sectional structure view of a lens protection film according to a first embodiment of the present invention;
fig. 5 is a schematic bottom perspective view of a lens protection film according to a second embodiment of the present invention;
FIG. 6 is a schematic view of a disassembled structure of the lens protection film in FIG. 5;
fig. 7 is a schematic view of the split structure of the middle camera module of the present invention.
In the figure: the lens protection film 10, the protective cover 11, the accommodating groove 111, the opening 111a, the exhaust channel 112, the atomizing layer 113, the back adhesive 12 and the through hole 121; a lens 20; a voice coil motor 30; a lens holder 40; a circuit board 50.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objectives of the present invention, the following detailed description will be made in conjunction with the accompanying drawings and preferred embodiments for the specific embodiments, structures, features and effects of the lens protection film, the camera module and the mobile terminal according to the present invention as follows:
[ example one ]
Fig. 1 is the utility model discloses a lens protection film's in the embodiment one overlook spatial structure schematic diagram, fig. 2 is the utility model discloses a lens protection film's in the embodiment one overlook spatial structure schematic diagram, fig. 3 is the split structure schematic diagram of lens protection film in fig. 2, fig. 4 is the utility model discloses a lens protection film's in the embodiment one cross-sectional structure schematic diagram.
As shown in fig. 1 to 4, a lens protection film 10 according to a first embodiment of the present invention includes an integrated protection cover 11 and a back adhesive 12 connected to the protection cover 11, the protection cover 11 is provided with an accommodating groove 111 cooperating with a lens 20 (fig. 7), the back adhesive 12 is located on one side of the protection cover 11 facing an opening 111a (fig. 3) of the accommodating groove 111, and the back adhesive 12 is provided with a through hole 121 corresponding to the opening 111 a. Wherein, gum 12 glues on safety cover 11 through glue, and the opposite side of gum 12 can set up from the type membrane, avoids gluing the dust when the transportation. The material of the protective cover 11 is optical imaging plastic, such as Polymethylmethacrylate (PMMA), Polystyrene (PS), Polycarbonate (PC) or allyl diglycol carbonate (CR-39), and the receiving groove 111 is formed by drilling the protective cover 11 in one piece, or the receiving groove 111 is formed by injecting melted or softened optical imaging plastic into a mold and cooling the mold, which is not limited thereto.
In this embodiment, the cross-sectional shapes of the boot 11 and the backing adhesive 12 are the same. In the present embodiment, the cross-sectional shapes of the protective cover 11 and the back adhesive 12 are both polygonal, such as quadrilateral or octagonal.
In the present embodiment, the sidewall (i.e. the inner sidewall) of the protective cover 11 facing the accommodating groove 111 is provided with an atomizing layer 113, for example, by sand blasting. The diapire of safety cover 11 is plane and transparent, and the inside and outside both sides of safety cover 11 diapire are the plane promptly. The light can be prevented from reflecting on the inner side wall to affect the imaging, which is beneficial to the imaging of the light entering the lens 20.
In this embodiment, the protection cover 11 is provided with an exhaust passage 112, and the exhaust passage 112 connects the accommodating groove 111 with the external environment (i.e. the space outside the accommodating groove 111).
In this embodiment, the exhaust channel 112 is located on the side wall of the protection cover 11, and the exhaust channel 112 is non-linear, for example, S-shaped, wave-shaped or zigzag-shaped (e.g. zigzag), preferably wave-shaped (serpentine), and can play a role of exhausting air, and can effectively prevent water from entering the receiving groove 111 during washing.
In this embodiment, one end of the exhaust channel 112 is close to the bottom of the accommodating groove 111 and is communicated with the accommodating groove 111, and the other end of the exhaust channel 112 is close to the back adhesive 12 and is communicated with the external environment. It is possible to further prevent water from entering the accommodating groove 111 at the time of washing.
In this embodiment, the number of the exhaust passages 112 is one, but in other embodiments, the number of the exhaust passages 112 may be more than one, for example, three or four.
[ example two ]
Fig. 5 is a schematic bottom perspective view of a lens protection film according to a second embodiment of the present invention, and fig. 6 is a schematic split view of the lens protection film shown in fig. 5. As shown in fig. 5 and 6, a lens protection film 10 according to the second embodiment of the present invention is substantially the same as the lens protection film 10 according to the first embodiment (fig. 1 to 4), except that in this embodiment, the cross-sectional shapes of the protection cover 11 and the back adhesive 12 are both circular.
It should be understood by those skilled in the art that the rest of the structure and the operation principle of the present embodiment are the same as those of the first embodiment, and are not described herein again.
The utility model also provides a camera module, including camera lens 20, voice coil motor 30, lens holder 40, circuit board 50 and as above lens protection film 10, camera lens 20 is installed on voice coil motor 30, and voice coil motor 30 is installed at lens holder 40 and is connected with circuit board 50 is electrically conductive, and circuit board 50 is connected with control chip again and sends control chip's control signal to voice coil motor 30, and voice coil motor 30 goes up and down through control signal control lens 20, and 10 covers of lens protection film are established on camera lens 20 and are connected with voice coil motor 30.
The utility model also provides a mobile terminal (for example for cell-phone or panel computer), include as above the camera module.
To sum up, the utility model discloses a processing out and camera lens 20 complex holding tank 111 on transparent safety cover 11, thereby can hold camera lens 20 and play the guard action to camera lens 20, safety cover 11 is integrated into one piece and forms camera lens protection film 10 with gum 12, moreover, the steam generator is simple in structure, the processing is convenient, the processing quality and reinforcing water-proof effects have been improved, through be equipped with exhaust passage 112 on safety cover 11, during the solidification glue of camera module heating, the gas of thermal expansion will be discharged from exhaust passage 112, avoided taking voice coil motor 30 and the glue condition of being strutted when safety cover 11 come-up, and wave exhaust passage 112 can avoid water entering holding tank 111 when the washing, influence camera lens 20 formation of image.
In this document, the terms upper, lower, left, right, front, rear and the like are used for defining the positions of the structures in the drawings and the positions of the structures relative to each other, and are only used for the clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims. It is also to be understood that the terms "first" and "second," etc., are used herein for descriptive purposes only and are not to be construed as limiting in number or order.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make some changes or modifications within the technical scope of the present invention without departing from the technical scope of the present invention, and the technical contents of the above disclosure can be utilized to make equivalent embodiments, but the technical contents of the present invention are not broken away from, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention all still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. The lens protection film is characterized by comprising an integrated protection cover (11) and a back adhesive (12) connected with the protection cover (11), wherein the protection cover (11) is provided with an accommodating groove (111) matched with a lens (20), the back adhesive (12) is positioned on one side, facing an opening (111a) of the accommodating groove (111), of the protection cover (11), and the back adhesive (12) is provided with a through hole (121) corresponding to the opening (111 a).
2. The lens protection film according to claim 1, wherein the protection cover (11) is provided with an exhaust passage (112), and the exhaust passage (112) connects the accommodating groove (111) with an external environment.
3. A lens protection film according to claim 2, wherein the air discharge passage (112) is located on a side wall of the protection cover (11), and the air discharge passage (112) is non-linear.
4. The lens protection film according to claim 2, wherein one end of the air exhaust channel (112) is close to the bottom of the receiving groove (111) and communicates with the receiving groove (111), and the other end of the air exhaust channel (112) is close to the back adhesive (12) and communicates with the external environment.
5. The lens protection film according to claim 1, wherein the side wall of the protective cover (11) facing the receiving groove (111) is provided with an atomized layer (113), and a bottom wall of the protective cover (11) is planar and transparent.
6. Lens protection film according to claim 1, characterized in that the protective cover (11) and the backing adhesive (12) have the same shape in cross section.
7. Lens protection film according to claim 6, characterized in that the shape of the cross section of the protective cover (11) and the backing adhesive (12) comprises a polygon or a circle.
8. The lens protection film according to claim 1, wherein the material of the protection cover (11) is polymethyl methacrylate, polystyrene, polycarbonate or allyl diglycol carbonate.
9. A camera module, comprising a lens (20), a voice coil motor (30), a lens holder (40), a circuit board (50) and the lens protection film (10) as claimed in any one of claims 1 to 8, wherein the lens (20) is mounted on the voice coil motor (30), the voice coil motor (30) is mounted on the lens holder (40) and electrically connected to the circuit board (50), and the lens protection film (10) is sleeved on the lens (20) and abutted against the voice coil motor (30).
10. A mobile terminal, characterized in that it comprises a camera module according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020190801.XU CN211557342U (en) | 2020-02-19 | 2020-02-19 | Lens protection film, camera module and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020190801.XU CN211557342U (en) | 2020-02-19 | 2020-02-19 | Lens protection film, camera module and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
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| CN211557342U true CN211557342U (en) | 2020-09-22 |
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| CN202020190801.XU Active CN211557342U (en) | 2020-02-19 | 2020-02-19 | Lens protection film, camera module and mobile terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220221618A1 (en) * | 2021-01-14 | 2022-07-14 | Triple Win Technology(Shenzhen) Co.Ltd. | Lens protection structure and electronic device having lens protection structure |
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2020
- 2020-02-19 CN CN202020190801.XU patent/CN211557342U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220221618A1 (en) * | 2021-01-14 | 2022-07-14 | Triple Win Technology(Shenzhen) Co.Ltd. | Lens protection structure and electronic device having lens protection structure |
| TWI787719B (en) * | 2021-01-14 | 2022-12-21 | 新煒科技有限公司 | Lens protection structure and electronic device using the lens protection structure |
| US11774638B2 (en) * | 2021-01-14 | 2023-10-03 | Triple Win Technology(Shenzhen) Co.Ltd. | Lens protection structure and electronic device having lens protection structure |
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Address after: No.3, Taihong Road, Kunshan high tech Industrial Development Zone, Suzhou, Jiangsu Province, 215300 Patentee after: Kunshan Qiuti Microelectronics Technology Co.,Ltd. Address before: No.3, Taihong Road, Kunshan high tech Industrial Development Zone, Suzhou, Jiangsu Province, 215300 Patentee before: KUNSHAN Q TECHNOLOGY Co.,Ltd. |