CN104793448A - Camera module and electronic equipment - Google Patents
Camera module and electronic equipment Download PDFInfo
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- CN104793448A CN104793448A CN201510197028.3A CN201510197028A CN104793448A CN 104793448 A CN104793448 A CN 104793448A CN 201510197028 A CN201510197028 A CN 201510197028A CN 104793448 A CN104793448 A CN 104793448A
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- boss
- groove
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- draw
- camera lens
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Abstract
The invention discloses a camera module and electronic equipment. The camera module comprises a shell, a lens carrier and a lens, the lens carrier is arranged on the inner side of the shell in a sleeved manner, clamping grooves are formed in the lens carrier, the lens is arranged on the inner side of the lens carrier in a sleeved manner and comprises a lens cone, and bosses are arranged on the outer side of the lens cone and clamped in the clamping grooves. A thread between the lens cone of the lens and the lens carrier is omitted structurally, so that chippings generated by threaded connection can be avoided, and imaging quality is guaranteed.
Description
Technical field
The present invention relates to camera technique field, particularly relate to a kind of camera module and electronic equipment.
Background technology
For improving picture quality, the electronic product such as mobile phone, flat board configures the camera module with focus function usually.And the camera module with focus function generally comprises camera lens, focusing driving mechanism, support, image sensor and circuit board, wherein, focusing driving mechanism adopts voice coil motor (voice coilmotor VCM) usually.
Voice coil motor of the prior art, generally comprises iron-clad, shell fragment, coil and base under shell fragment, magnetite, packing ring, camera lens carrier, metal on the packing ring be contained in iron-clad, metal, wherein, iron-clad comprises a sidewall and a top board, and top board has through hole, and packing ring fits on top board, and upper shell fragment is fixed on the lower surface of packing ring, and upper shell fragment inside forms multiple elastic arm, magnetite is fixedly installed on four corners of iron-clad, coil is around in outside camera lens carrier by a conductor loop, camera lens carrier be tubulose its there is internal thread, the upper end of camera lens carrier is held on the elastic arm of shell fragment, lower shell fragment is the two panels composition be separated, lower shell fragment is fixedly installed on base, and lower shell fragment inside also forms multiple elastic arm, base is arranged on the below of camera lens carrier, and the lower end of camera lens carrier is held on the elastic arm of lower shell fragment inside, coil two ends are soldered to two parts of lower shell fragment, the pin of metallic elastic is soldered to circuit board again, so by circuit board to coil power supply, and coil is relative with magnetite interval.Finally, the female camera lens carrier of tool is combined with the lens barrel thread set with epi mirror line.When the coil is energized, the magnetic field interaction of magnetic field and magnetite that coil produces, drives camera lens carrier and camera lens to move up and down to realize focusing along optical axis direction, and during power-off, camera lens carrier rebounds initial position by the elastic arm of upper and lower shell fragment.
In said structure, camera lens carrier and camera lens are combined by the occlusion mode of screw thread, need to focus after being threaded, be accurately screwed into precalculated position by camera lens, and then between camera lens carrier and the thread of camera lens, put glue make both be fixed together.Because screw thread easily produces chip because rubbing in the process of turn, this chip can have a strong impact on image quality, also may bring impact to optical characteristics; In addition, coil is around in camera lens carrier outside and its two ends are welded with lower shell fragment, causes coil to contact with magnet, shell etc. and to damage.
Summary of the invention
For solving above-mentioned Problems existing, the object of the invention is to propose a kind of camera module and electronic equipment, it can avoid producing chip because being threaded, and ensures image quality.
For reaching this object, the present invention by the following technical solutions:
On the one hand, the invention provides a kind of camera module, comprise shell, also comprise:
Be sheathed on the camera lens carrier of the inner side of described shell, described camera lens carrier offers draw-in groove;
Be sheathed on the camera lens of the inner side of described camera lens carrier, described camera lens comprises lens barrel, and the outside of described lens barrel is provided with boss, and described boss snaps in described draw-in groove.
Wherein, the outer felt of described lens barrel is wound with coil, and described overhang is arranged at described boss.
Wherein, described overhang is bonded in upper surface or the lower surface of described boss.
Wherein, the quantity of described boss and described draw-in groove is 2, and two described boss are symmetricly set on the outside of described lens barrel, two described draw-in grooves are symmetricly set on the inner side of described camera lens carrier, and two ends of described coil are bonded in the lower surface of two described boss respectively.
Wherein, the quantity of described boss and described draw-in groove is 4, and four annular outsides being evenly arranged in described lens barrel of described boss, four described draw-in groove annulars are evenly arranged in the inner sides of described camera lens carrier, and two ends of described coil are bonded in the lower surface of wherein two described boss respectively.
Wherein, two ends of described coil are bonded in the lower surface of wherein two symmetrically arranged described boss respectively.
Wherein, described boss offers through hole, and described overhang is through the lower surface being bonded in described boss after described through hole.
Wherein, the loading end place of the bottom of described draw-in groove is provided with electroconductive elastic sheet, and described electroconductive elastic sheet is electrically connected with circuit board, and when described boss snaps in described draw-in groove, the lower surface of described boss is conflicted described loading end, and described overhang is electrically connected with described electroconductive elastic sheet.
Wherein, the shape of described boss and described draw-in groove is semi-cylindrical or prismatic; Described shell is iron-clad.
On the other hand, the present invention also provides a kind of electronic equipment with described camera module.
Beneficial effect of the present invention is:
Camera module of the present invention and electronic equipment, it structurally eliminates the screw thread between the lens barrel of camera lens and camera lens carrier, adopt the cooperation of boss and draw-in groove to realize the connection of camera lens carrier and camera lens, thus can avoiding producing chip because being threaded, also just can ensure image quality.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram one of camera module of the present invention.
Fig. 2 is the decomposition texture schematic diagram two of the camera module in Fig. 1.
Fig. 3 is the plan structure schematic diagram of the camera module in Fig. 1.
Fig. 4 is the perspective view that shell in Fig. 1 and camera lens carrier assemble.
Fig. 5 is the plan structure schematic diagram that shell in Fig. 4 and camera lens carrier assemble.
In figure: 1-shell; 2-camera lens; 3-camera lens carrier; 4-coil; 21-boss; 31-draw-in groove; 311-loading end.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing Fig. 1 to 5.
The invention provides a kind of camera module, comprise shell 1, also comprise: the camera lens carrier 3 being sheathed on the inner side of described shell 1, described camera lens carrier 3 offers draw-in groove 31; Be sheathed on the camera lens 2 of the inner side of described camera lens carrier 3, described camera lens 2 comprises lens barrel, and the outside of described lens barrel is provided with boss 21, and described boss 21 snaps in described draw-in groove 31.It structurally eliminates the screw thread between the lens barrel of camera lens and camera lens carrier, the cooperation of boss and draw-in groove is adopted to realize the connection of camera lens carrier and camera lens, thus can avoid producing chip because being threaded, also the architectural characteristic of boss and draw-in groove can be utilized, realize lens barrel and camera lens carrier combines well, also just can ensure image quality.
Preferably, the outer felt of described lens barrel is wound with coil 4, and the end of described coil 4 is arranged at described boss 21, such as can by some glue mode by the end winding support of described coil 4 on described boss 21.Coil 4 is wrapped in the outside of lens barrel, by the end winding support of coil 4 at boss 21, boss 21 is utilized to be located by connecting together with coil 4, prior art coil is replaced to be wrapped in the mode of camera lens carrier 2, thus coil is kept apart with the magnet in camera lens carrier and shell etc. well, avoid contacting with each other and damage coil 4, and this connected mode is more reliable and more stable.
The end of described coil 4 is bonded in upper surface or the lower surface of described boss 21.
As the first preferred embodiment, the end of described coil 4 is bonded in the upper surface of described boss 21, the sidepiece of described draw-in groove 31 is provided with electroconductive elastic sheet, described electroconductive elastic sheet is electrically connected with circuit board, when described boss 21 snaps in described draw-in groove 31, the end of described coil 4 is electrically connected with described electroconductive elastic sheet.Wherein, the lower shell fragment of electroconductive elastic sheet i.e. voice coil motor, but needing electroconductive elastic sheet to be protruded draw-in groove 31 is arranged, so that contact with overhang preferably, realizes electrical connection.
As the second preferred embodiment, the end of described coil 4 is bonded in the lower surface of described boss 21, loading end 311 place of the bottom of described draw-in groove 31 is provided with electroconductive elastic sheet, described electroconductive elastic sheet is electrically connected with circuit board, when described boss 21 snaps in described draw-in groove 31, the lower surface of described boss 21 is conflicted described loading end 311, and the end of described coil 4 is electrically connected with described electroconductive elastic sheet.Wherein, the lower shell fragment of electroconductive elastic sheet i.e. voice coil motor, now, in assembling process, after boss 21 being snapped in the draw-in groove 31 and position that reaches capacity can realize the electrical connection of overhang and electroconductive elastic sheet, and this mode is more accurate, easy control, and contact reliable and stable.
As the 3rd preferred embodiment, described boss 21 offers through hole, and the end of described coil 4 is through the lower surface being bonded in described boss 21 after described through hole.Loading end 311 place of the bottom of described draw-in groove 31 is provided with electroconductive elastic sheet, described electroconductive elastic sheet is electrically connected with circuit board, when described boss 21 snaps in described draw-in groove 31, the lower surface of described boss 21 is conflicted described loading end 311, and the end of described coil 4 is electrically connected with described electroconductive elastic sheet.Wherein, the lower shell fragment of electroconductive elastic sheet i.e. voice coil motor, now, in assembling process, after boss 21 being snapped in the draw-in groove 31 and position that reaches capacity can realize the electrical connection of overhang and electroconductive elastic sheet, and this mode is more accurate, easy control, and contact reliable and stable.Such overhang through through hole to lower surface time, can utilize implementation space well, certainly, also at the vertical groove of the arranged outside of boss, for coil storage, outside coiling can be realized.
As the 4th preferred embodiment, the quantity of described boss 21 and described draw-in groove 31 is 1, and described boss 21 is arranged on the outside of described lens barrel, described draw-in groove 31 is arranged on the inner side of described camera lens carrier 3, and two ends of described coil 4 are bonded in two diverse locations of the lower surface of described boss 21 respectively.Accordingly, now, the corresponding electroconductive elastic sheet of each overhang is arranged, and namely needs in a draw-in groove two positions to arrange two electroconductive elastic sheets.
As the 5th preferred embodiment, the quantity of described boss 21 and described draw-in groove 31 is 2, and two described boss 21 are symmetricly set on the outside of described lens barrel, two described draw-in grooves 31 are symmetricly set on the inner side of described camera lens carrier 3, and two ends of described coil 4 are bonded in the lower surface of two described boss 21 respectively.
As the 6th preferred embodiment, the quantity of described boss 21 and described draw-in groove 31 is 3, and 3 described boss 21 annulars are evenly arranged in the outside of described lens barrel, 3 described draw-in groove 31 annulars are evenly arranged in the inner side of described camera lens carrier 3, and two ends of described coil 4 are bonded in the lower surface of wherein two described boss 21 respectively.
As the 7th preferred embodiment, the quantity of described boss 21 and described draw-in groove 31 is 4, and four described boss 21 annulars are evenly arranged in the outside of described lens barrel, four described draw-in groove 31 annulars are evenly arranged in the inner side of described camera lens carrier 3, and two ends of described coil 4 are bonded in the lower surface of wherein two described boss 21 respectively.Wherein, two ends of described coil 4 are bonded in the lower surface of wherein two symmetrically arranged described boss 21 respectively.
The quantity of boss 21 and draw-in groove 31 is not limited in this, is also not limited in one_to_one corresponding, can be that the quantity of the number ratio boss of draw-in groove is many.
It should be noted that, in the present invention, coil 4 and the layout of boss 21 on lens barrel can for arrange up and down, also can be arranged superposed, when arranging up and down, coil be on the top of lens barrel, and boss 21 is in the bottom of lens barrel, upper and lower now just shows there is individual overlying relation, and not limiting its position must in top or bottom, arrangement at this moment make coil and boss non-interference; When arranged superposed, coil winding, outside the lens barrel of boss place At The Height, at this moment, can offer looping pit on boss, and to make coil pass, this mode is applicable to the larger occasion of physical dimension more.
Described boss 21 is semi-cylindrical or prismatic with the shape of described draw-in groove 31; Preferably, in the present embodiment, described boss 21 is semi-cylindrical with the shape of described draw-in groove 31, because columniform shape is easy to process, reduces difficulty of processing, also just can cut down finished cost, also can form better shape face, realize cooperation smooth and easy.
Described shell 1 is iron-clad, and the object of this iron-clad is to protect inner camera lens carrier, camera lens and coil, avoids the interference being subject to extraneous magnetic field etc., reaches object of focusing preferably, final satisfied higher imaging requirements.
Camera module of the present invention, it is when assembling, lens barrel (barrel) the outer felt coiling of camera lens and lens barrel outside forms pair of projections, makes lens barrel not need to arrange external thread, and the two ends of the wire of coil are bonded in the lower surface of two boss respectively by viscose glue; The inner side of camera lens carrier does not need to arrange the internal thread as prior art yet, but a pair draw-in groove is set in the inner side of camera lens carrier, be provided with loading end bottom draw-in groove, camera lens is contained in camera lens carrier, corresponding boss is stuck in corresponding draw-in groove, and loading end carrying lens barrel; After assembling, then put glue between boss and draw-in groove, lens barrel and camera lens carrier are fixed together.
Camera module of the present invention, reaches following excellent effect:
1, (lens barrel and camera lens carrier are unavoidable by the chip that the mode that thread is engaged produces structurally to eliminate the thread of the lens barrel of camera lens and camera lens carrier, as chip falls on optical filter or image sensor, the image quality of module can be affected like this);
2, after boss and draw-in groove are fixed, its focal length is exactly the numerical value of expection, thus just without the need to management and control torsion in certain scope, just do not need like this to take a long time allotment torsion, amendment torsion in module manufacturing process, make focusing and easy to assembly, further guarantee image quality and precision, save plenty of time, human and material resources, financial resources, reduce costs.
Camera module of the present invention, can be applicable to digital camera, digitized video register, mobile phone, intelligent mobile phone, monitor and other there is the electronic equipment of camera function.
Present invention also offers a kind of electronic equipment with described camera module.
This electronic equipment, can realize good image quality, easy to assembly.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. a camera module, comprises shell (1), it is characterized in that, also comprise:
Be sheathed on the camera lens carrier (3) of the inner side of described shell (1), described camera lens carrier (3) offers draw-in groove (31);
Be sheathed on the camera lens (2) of the inner side of described camera lens carrier (3), described camera lens (2) comprises lens barrel, the outside of described lens barrel is provided with boss (21), and described boss (21) snaps in described draw-in groove (31).
2. camera module according to claim 1, is characterized in that, the outer felt of described lens barrel is wound with coil (4), and the end of described coil (4) is arranged at described boss (21).
3. camera module according to claim 2, is characterized in that, the end of described coil (4) is bonded in upper surface or the lower surface of described boss (21).
4. camera module according to claim 3, it is characterized in that, the quantity of described boss (21) and described draw-in groove (31) is 2, and two described boss (21) are symmetricly set on the outside of described lens barrel, two described draw-in grooves (31) are symmetricly set on the inner side of described camera lens carrier (3), and two ends of described coil (4) are bonded in the lower surface of two described boss (21) respectively.
5. camera module according to claim 3, it is characterized in that, the quantity of described boss (21) and described draw-in groove (31) is 4, and four annular outsides being evenly arranged in described lens barrel of described boss (21), four described draw-in groove (31) annulars are evenly arranged in the inner side of described camera lens carrier (3), and two ends of described coil (4) are bonded in the lower surface of wherein two described boss (21) respectively.
6. camera module according to claim 5, is characterized in that, two ends of described coil (4) are bonded in the lower surface of wherein two symmetrically arranged described boss (21) respectively.
7. camera module according to claim 3, is characterized in that, described boss (21) offers through hole, and the end of described coil (4) is through the lower surface being bonded in described boss (21) after described through hole.
8. the camera module according to any one of claim 4 to 7, it is characterized in that, loading end (311) place of the bottom of described draw-in groove (31) is provided with electroconductive elastic sheet, described electroconductive elastic sheet is electrically connected with circuit board, when described boss (21) snaps in described draw-in groove (31), the lower surface of described boss (21) is conflicted described loading end (311), and the end of described coil (4) is electrically connected with described electroconductive elastic sheet.
9. camera module according to claim 1, is characterized in that, described boss (21) is semi-cylindrical or prismatic with the shape of described draw-in groove (31); Described shell (1) is iron-clad.
10. one kind has the electronic equipment of the camera module described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510197028.3A CN104793448A (en) | 2015-04-23 | 2015-04-23 | Camera module and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510197028.3A CN104793448A (en) | 2015-04-23 | 2015-04-23 | Camera module and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104793448A true CN104793448A (en) | 2015-07-22 |
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ID=53558368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510197028.3A Pending CN104793448A (en) | 2015-04-23 | 2015-04-23 | Camera module and electronic equipment |
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| Country | Link |
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| CN (1) | CN104793448A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048765A (en) * | 2015-08-19 | 2015-11-11 | 南昌欧菲光电技术有限公司 | Camera module group and voice coil motor thereof |
| CN110958372A (en) * | 2019-12-23 | 2020-04-03 | Oppo广东移动通信有限公司 | Camera assembly and mobile terminal |
| CN113132564A (en) * | 2019-12-27 | 2021-07-16 | 格科微电子（上海）有限公司 | Camera module and digital device |
| CN113132594A (en) * | 2015-07-27 | 2021-07-16 | Lg伊诺特有限公司 | Camera module |
-
2015
- 2015-04-23 CN CN201510197028.3A patent/CN104793448A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113132594A (en) * | 2015-07-27 | 2021-07-16 | Lg伊诺特有限公司 | Camera module |
| CN105048765A (en) * | 2015-08-19 | 2015-11-11 | 南昌欧菲光电技术有限公司 | Camera module group and voice coil motor thereof |
| CN110958372A (en) * | 2019-12-23 | 2020-04-03 | Oppo广东移动通信有限公司 | Camera assembly and mobile terminal |
| CN113132564A (en) * | 2019-12-27 | 2021-07-16 | 格科微电子（上海）有限公司 | Camera module and digital device |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150722 |