CN107483663B - Front camera of mobile phone - Google Patents
Front camera of mobile phone Download PDFInfo
- Publication number
- CN107483663B CN107483663B CN201710656448.2A CN201710656448A CN107483663B CN 107483663 B CN107483663 B CN 107483663B CN 201710656448 A CN201710656448 A CN 201710656448A CN 107483663 B CN107483663 B CN 107483663B
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- lens
- circuit board
- mobile phone
- flexible circuit
- front camera
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Studio Devices (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a front camera of a mobile phone, which comprises a camera module, a lens and a motor, wherein the motor comprises a shell and a driving part; the shell comprises a first part and a second part, the width and the length of the first part are the same, the thickness of the first part is larger than that of the second part, a step-shaped clearance structure is formed at the joint of the first part and the second part, and the motor driving part and the lens are arranged on the first part; the camera module comprises a first flexible circuit board, wherein a light pipe component and a capacitor component are arranged in the first flexible circuit board, the light pipe component is located at a first part, the capacitor component is located at a second part, and the center of the light pipe component is aligned with the optical center of the lens. According to the invention, through adjusting the positions of the light pipe components in the first flexible circuit board, the components such as the capacitor components are assembled, and the positions of the lenses are adjusted, so that the screen occupation ratio is increased by replacing the original single change of the positions of the capacitor components and the thickness of the bracket, and meanwhile, the reliability is higher.
Description
Technical Field
The invention relates to the technical field of mobile phones, in particular to a front camera of a mobile phone.
Background
With the development of smart phones, the screen occupation ratio (screen area: the upper surface area of the whole machine) is a technical parameter with higher and higher requirements, and the miniaturization of the front camera module is an important factor affecting the screen occupation ratio of the mobile phone. According to the prior art, the following solutions are mainly included: (1) MOB (Molding On Board), molding plate: the scheme of moulding plastics on the board through moulding plastics on the camera mainboard, reduces X, Y direction size with support group dress on components and parts, and its shortcoming is: 1. the reduced size is limited, and only the thickness of the bracket can be reduced; 2. the reliability is poor and the damage is easy. And (2) flip-chip component: the components such as the capacitor, the resistor and the like are arranged on the back of the camera module to reduce the internal space of the camera module, and the bracket is reduced to reduce the size in the X direction and the Y direction. The defects are as follows: 1. the reduced size is limited, and only the width of the capacitor resistor can be reduced; 2. the dimension of the module in the Z direction (height) is increased, which is not beneficial to the thickness control of the whole machine.
Disclosure of Invention
Aiming at the problems in the prior art, the aim is to provide the front camera of the mobile phone, which does not influence the performance of the camera and increases the screen occupation ratio of the display screen.
The specific technical scheme is as follows:
a front camera of a mobile phone comprises a camera module, a lens and a motor, wherein the motor comprises a shell and a driving part;
the shell comprises a first part and a second part, the width and the length of the first part and the second part are the same, the thickness of the first part is larger than that of the second part, a step-shaped clearance structure is formed at the joint of the first part and the second part, and the driving part and the lens are arranged on the first part;
the camera module comprises a first flexible circuit board, the first flexible circuit board extends from a first part to a second part, a light pipe component and a capacitor component are arranged in the first flexible circuit board, the light pipe component is located at the first part, the capacitor component is located at the second part, the center of the light pipe component is aligned with the optical center of the lens, and the lens, the driving part and the first flexible circuit board are sequentially arranged from top to bottom.
Preferably, the driving part comprises a lens carrier and a driving component connected with the lens carrier, wherein the lens carrier is aligned with the center of the light pipe component for carrying the lens.
Preferably, the driving assembly includes two magnets and a guide rail, the two magnets are respectively disposed on the first side and the second side of the lens carrier, and the guide rail is disposed on the first side of the lens carrier and is connected with the lens carrier and the inner wall of the housing 3.
Preferably, the guide rails are two groups, and the magnet on the first side is located between the two groups of guide rails.
Preferably, each guide rail is perpendicular to the plane of the lens carrier, and a ball is embedded in each guide rail.
Preferably, the driving assembly further comprises an iron sheet, wherein the iron sheet is fixed on the inner wall of the shell, corresponds to the first side and is parallel to the magnet, and a coil is arranged between the iron sheet and the magnet.
Preferably, a second flexible circuit board is further arranged on the inner wall of the housing corresponding to the second side of the lens carrier, and a coil is also arranged between the second flexible circuit board and the magnet arranged on the second side of the lens carrier.
The technical scheme has the positive effects that:
(1) According to the invention, the positions of the light pipe components in the first flexible circuit board are adjusted, the components such as the capacitor components are assembled, the position of the lens is adjusted, the motor position is changed due to the adjustment of the position of the lens, the screen occupation ratio is increased by replacing the original single change of the position of the capacitor components and the thickness of the bracket, the thickness of the whole machine is not influenced by the design, the control is convenient, and meanwhile, the reliability is high.
(2) Meanwhile, in the motor, the power of the driving part is increased by the structure that the driving parts are arranged on two sides, so that the shortage of power during lens adjustment is prevented, and the reliability is improved.
Drawings
FIG. 1 is a layout of a first flexible circuit board according to the prior art;
fig. 2 is a schematic diagram of a mounting structure of a front camera of a mobile phone in the prior art;
FIG. 3 is a layout of a first flexible circuit board in a front camera of a mobile phone according to the present invention;
fig. 4 is a front view of a front camera of a mobile phone according to the present invention;
FIG. 5 is a side view of a front camera of a mobile phone according to the present invention;
fig. 6 is a schematic diagram of an internal structure of a motor in a front camera of a mobile phone according to the present invention;
fig. 7 is an installation schematic diagram of a front camera of a mobile phone according to the present invention.
In the accompanying drawings: 11. a first flexible circuit board; 12. a light pipe component; 13. a capacitor component; 2. a lens; 3. a housing; 31. a first section; 32. a second section; 33. a first side; 34. a second side; 4. a motor; 41. a lens carrier; 42. a magnet; 43. a coil; 44. iron sheet; 45. a second flexible circuit board; 46. a guide rail; 47. a ball; 5. a display screen; 6. and a frame.
Detailed Description
In order to make the technical means, the creation features, the achievement of the purpose and the effect of the present invention easy to understand, the following embodiments provide specific description of the present invention with reference to the accompanying drawings.
FIG. 3 is a layout of a first flexible circuit board in a front camera of a mobile phone according to the present invention; fig. 4 is a front view of a front camera of a mobile phone according to the present invention; FIG. 5 is a side view of a front camera of a mobile phone according to the present invention; referring to fig. 3 to 5, a preferred front camera of a mobile phone is shown, which comprises a camera module, a lens 2 and a motor 4, wherein the motor 4 comprises a housing 3 and a driving part, the camera module is arranged in the housing 3 and is connected with the driving part, the lens 2 is arranged on the housing 3 and is connected with the driving part, and the driving part adjusts the position of the lens 2.
The housing 3 includes a first portion 31 and a second portion 32, the width and the length of the first portion 31 and the second portion are the same, the thickness of the first portion 31 is greater than that of the second portion 32, a step-shaped void structure is formed at the connection position of the first portion 31 and the second portion 32, and the driving portion and the lens 2 are both disposed on the first portion 31.
FIG. 1 is a layout of a first flexible circuit board according to the prior art; fig. 2 is a schematic diagram of a mounting structure of a front camera of a mobile phone in the prior art; referring to fig. 1 and 2, the camera module includes a first flexible circuit board 11, the first flexible circuit board 11 extends from a first portion 31 to a second portion 32, and the lens 2, the driving portion, and the first flexible circuit board 11 are sequentially disposed from top to bottom. The first flexible circuit board 11 is internally provided with a light pipe component 12 and a capacitor component 13, the light pipe component 12 is positioned at the first part 31, the capacitor component 13 is positioned at the second part 32, the center of the light pipe component 12 is aligned with the optical center of the lens 2, and the position of the optical center of the lens 2 is adjusted due to the change of the position of the light pipe component 12, so that the positions of the motor 4 and the lens 2 are changed, and the screen ratio is increased by reasonably utilizing the space.
In the invention, the position of the light pipe component 12 in the first flexible circuit board 11 is adjusted, the components such as the capacitor component 13 and the like are assembled, the position of the lens 2 is adjusted, the position of the motor 4 is changed due to the adjustment of the position of the lens 2, the screen occupation ratio is increased by replacing the original single change of the position of the capacitor component 13 and the thickness of the bracket, the thickness of the whole machine is not influenced by the design, the control is convenient, and meanwhile, the reliability is higher.
In the following, a specific embodiment is described, and it should be noted that the structures, processes, and materials described in the following embodiments are only used to illustrate the feasibility of the embodiments, and are not intended to limit the scope of the invention.
Fig. 6 is a schematic diagram of an internal structure of a motor in a front camera of a mobile phone according to the present invention, and more specifically, as shown in fig. 6, a driving portion of the motor 4 includes a lens carrier 41 and a driving assembly, wherein the lens carrier 41 is aligned with a center of the light pipe component 12, so as to carry the lens 2, and the driving assembly is connected to the lens carrier 41, so as to drive the lens carrier 41 to move, and further drive the lens 2 to move up and down.
The driving assembly comprises two magnets 42, two guide rails 46, a coil 43 and an iron sheet 44, wherein the two magnets 42 are respectively arranged on the first side 33 and the second side 34 of the lens carrier 41, the two guide rails 46 are respectively arranged on the first side 33 of the lens carrier 41 and are connected with the lens carrier 41 and the inner wall of the housing 3, the magnet 42 positioned on the first side 33 is positioned between the two guide rails 46, the guide rails 46 are perpendicular to the plane where the lens carrier 41 is positioned, and balls 47 are respectively arranged in each guide rail 46, so that the position of the lens carrier 41 can be conveniently adjusted.
The iron piece 44 is fixed on the inner wall of the housing 3, corresponds to the first side 33, and is parallel to the magnet 42, and a coil 43 is arranged between the iron piece 44 and the magnet 42.
A second flexible circuit board 45 is further disposed on an inner wall of the housing 3 corresponding to the second side 34 of the lens carrier 41, a coil 43 is also disposed between the second flexible circuit board 45 and the magnet 42 disposed on the second side 34 of the lens carrier 41, and the second flexible circuit board 45 controls the motor 4 to operate.
Fig. 7 is an installation schematic diagram of a front camera of a mobile phone according to the present invention, and referring to fig. 7, a specific installation method of the present invention is as follows:
the first part 31 of the housing 3 of the motor 4 is engaged with the frame 6 of the mobile phone, and the second part 32 is engaged with the display screen 5, at this time, the frame 6 of the mobile phone is converted from the original length A to the length B, the length is obviously changed, and the screen occupation ratio is increased.
According to the invention, through adjusting the positions of the light pipe components 12 in the first flexible circuit board 11, the components such as the capacitor components 13 and the like are assembled, and meanwhile, the position of the lens 2 is adjusted, and the position of the motor 4 is changed due to the adjustment of the position of the lens 2, so that the screen occupation ratio is increased by replacing the original single change of the position of the capacitor components 13 and the thickness of the bracket, the thickness of the whole machine is not influenced by the design, the control is convenient, and meanwhile, the reliability is high. Meanwhile, in the motor 4, the power of the driving part is increased by the structure that the driving parts are arranged on two sides, so that the shortage of power during the adjustment of the lens 2 is prevented, and the reliability is improved.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not intended to limit the embodiments and scope of the present invention, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included in the scope of the present invention.
Claims (7)
1. The front camera of the mobile phone comprises a camera module, a lens (2) and a motor (4), wherein the motor (4) comprises a shell (3) and a driving part;
the lens is characterized in that the shell (3) comprises a first part (31) and a second part (32), the widths and the lengths of the first part and the second part are the same, the thickness of the first part (31) is larger than that of the second part (32), a step-shaped clearance structure is formed at the joint of the first part (31) and the second part (32), and the driving part and the lens (2) are arranged on the first part (31);
the camera module comprises a first flexible circuit board (11), the first flexible circuit board (11) extends to a second part (32) from a first part (31), a light pipe component (12) and a capacitor component (13) are arranged in the first flexible circuit board (11), the light pipe component (12) is located at the first part (31), the capacitor component (13) is located at the second part (32), the center of the light pipe component (12) is aligned with the optical center of the lens (2), and the lens (2), the driving part and the first flexible circuit board (11) are sequentially arranged from top to bottom.
2. The front camera of the mobile phone according to claim 1, wherein the driving part comprises a lens carrier (41) and a driving assembly connected with the lens carrier (41), wherein the lens carrier (41) is aligned with the center of the light pipe component (12) for carrying the lens (2).
3. The front camera of the mobile phone according to claim 2, wherein the driving assembly comprises two magnets (42) and two guide rails (46), the two magnets (42) are respectively arranged on the first side (33) and the second side (34) of the lens carrier (41), and the guide rails (46) are arranged on the first side (33) of the lens carrier (41) and are connected with the lens carrier (41) and the inner wall of the shell (3).
4. A front camera for a mobile phone according to claim 3, wherein the guide rails (46) are arranged in two groups, and the magnet (42) on the first side (33) is located between the two groups of guide rails (46).
5. The front camera of the mobile phone according to claim 4, wherein each guide rail (46) is perpendicular to the plane of the lens carrier (41), and each guide rail (46) is embedded with a ball (47).
6. The front camera of the mobile phone according to claim 5, wherein the driving assembly further comprises an iron sheet (44), the iron sheet (44) is fixed on the inner wall of the housing (3), corresponds to the first side (33), is parallel to the magnet (42), and a coil (43) is arranged between the iron sheet (44) and the magnet (42).
7. A front camera for a mobile phone according to any one of claims 3-6, characterized in that a second flexible circuit board (45) is further arranged on the inner wall of the housing (3) corresponding to the second side (34) of the lens carrier (41), and a coil (43) is also arranged between the second flexible circuit board (45) and the magnet (42) arranged on the second side (34) of the lens carrier (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656448.2A CN107483663B (en) | 2017-08-03 | 2017-08-03 | Front camera of mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656448.2A CN107483663B (en) | 2017-08-03 | 2017-08-03 | Front camera of mobile phone |
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| Publication Number | Publication Date |
|---|---|
| CN107483663A CN107483663A (en) | 2017-12-15 |
| CN107483663B true CN107483663B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710656448.2A Active CN107483663B (en) | 2017-08-03 | 2017-08-03 | Front camera of mobile phone |
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| CN (1) | CN107483663B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108377276A (en) * | 2018-01-02 | 2018-08-07 | 信利光电股份有限公司 | A kind of high display terminal for accounting for screen ratio |
| CN108900761B (en) * | 2018-09-27 | 2020-03-31 | 维沃移动通信（杭州）有限公司 | Transmission module, camera module and electronic equipment |
| CN210112060U (en) * | 2019-06-21 | 2020-02-21 | Oppo广东移动通信有限公司 | Laser projection module, depth camera and electronic device |
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| CN207010754U (en) * | 2017-08-03 | 2018-02-13 | 江西合力泰科技有限公司 | A kind of mobile phone front camera |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106293444B (en) * | 2015-06-25 | 2020-07-03 | 小米科技有限责任公司 | Mobile terminal, display control method and device |
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| CN1780363A (en) * | 2004-11-19 | 2006-05-31 | 鸿富锦精密工业（深圳）有限公司 | Thin digit camera |
| JP2014149550A (en) * | 2014-05-12 | 2014-08-21 | Mitsumi Electric Co Ltd | Lens driving device, camera unit, and camera |
| CN204089960U (en) * | 2014-06-30 | 2015-01-07 | 惠州市泰宇光电有限公司 | Mobile phone camera module |
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| CN107483663A (en) | 2017-12-15 |
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