CN2636263Y - Lens module and digital camera using same - Google Patents
Lens module and digital camera using same Download PDFInfo
- Publication number
- CN2636263Y CN2636263Y CN 03268097 CN03268097U CN2636263Y CN 2636263 Y CN2636263 Y CN 2636263Y CN 03268097 CN03268097 CN 03268097 CN 03268097 U CN03268097 U CN 03268097U CN 2636263 Y CN2636263 Y CN 2636263Y
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- CN
- China
- Prior art keywords
- sleeve
- camera lens
- retainer
- base
- lens module
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
A lens module is provided, which comprises a drawtube, a sleeve, a base, and a bracket device. An outer thread is arranged around the outer surface of the drawtube, a first stopping component is arranged along the direction of the axis of the drawtube. An inner thread is arranged on the inner wall of the sleeve. The base comprises a ring-shaped base; a second stopping component which matches with the first stopping component is arranged on the inner side surface of the ring-shaped base. The bracket is connected to the base by the bracket device, which can also rotate freely. The drawtube can be connected with the sleeve by the outer thread of the drawtube and the inner thread of the sleeve, and then are covered in to the ring-shaped base. The utility model can focus by rotating the sleeve with simple structure and easy operation.
Description
[technical field]
The utility model is about the digital camera of a kind of camera lens module and this camera lens module of use, is convenient to the camera lens module and the digital camera of focusing and operating during especially about a kind of the assembling.
[background technology]
Behind the assembling camera lens, limit by each manufacturing process of components, there is error unavoidably in lens focus, must the image definition through camera lens is projeced on the image photographic plate of digital camera through adjusting, proofreading.Existing digital camera lens module can move forward and backward camera lens mainly by adjusting gear is set on digital camera lens, thereby adjusts the focal length of camera lens focusing.Existing digital camera lens module comprises pedestal and camera lens.This pedestal is provided with a lens mount, is provided with internal thread in the lens mount; This camera lens is provided with external thread.This camera lens is bolted in the internal thread of lens mount on the pedestal with external thread, rotates camera lens during focusing with the fine setting focal length.Yet this camera lens volume is very little, and the area of hand contact is very little when focusing, and needs the clamping of otherwise designed tool, thus consuming time during assembling, and program is loaded down with trivial details, reduces production efficiency.
Please refer to shown in Figure 1ly, Chinese patent discloses a kind of focusing fine tuning structure of digital camera for No. 99217578, and it comprises inner housing 1, guide rod 16, camera lens 2, spring 3, annular gear wheel 4 and step motor 5.Annular gear wheel 4 inner edges have semicircular inclined-plane 41, and camera lens 2 is provided with push rod 21, and push rod 21 1 ends are resisted against on the semicircular inclined-plane 41 of annular gear wheel 4.Camera lens 2 is provided with the flake hole (scheming not show) with female screw, and push rod 21 penetrates earlier in the flake hole, and spiral shell is established one and adjusted screw 23 again, and step motor 5 drives annular gear wheels 4 and rotates, and makes the semicircular inclined-plane 41 on it pass camera lens 2 to focus in front and back; Screw 23 is adjusted in rotation makes push rod 21 pass the semicircular inclined-plane 41 of annular gear wheel 4, makes camera lens 2 get the front and back fine setting to adjust the focal length of camera lens 2 focusings.The too little problem of hand contact area when though this kind design can solve focusing, the parts of this camera lens module are more, complex-shaped, be not easy to produce and processing.
Therefore, press for provide a kind of simple in structure, operation is convenient, the camera lens module that can enhance productivity and the digital camera that uses this camera lens module.
[summary of the invention]
The purpose of this utility model be to provide a kind of simple in structure, operation is convenient, the digital camera lens module that can increase production efficiency.
Another purpose of the present utility model is to provide a kind of digital camera that uses this camera lens module.
Camera lens module of the present utility model comprises lens barrel, sleeve, base and bayonet unit.Lens barrel outside surface ring is established external thread, and is provided with first retainer along its axis direction.Sleeve lining is provided with internal thread.Base comprises an annular seating, and this annular seating medial surface is provided with second retainer that matches with first retainer.This sleeve is connected in base by this bayonet unit, and can rotate freely.This lens barrel is spirally connected with sleeve by the internal thread of its external thread and this sleeve, and then is inserted in this annular seating.
Digital camera of the present utility model comprises lens barrel, sleeve, base, bayonet unit and substrate, and this lens barrel outside surface ring is established external thread, and is provided with first retainer along its axis direction.Sleeve lining is provided with internal thread.Base comprises an annular seating, and this annular seating medial surface is provided with second retainer that matches with first retainer.This sleeve is connected in base by this bayonet unit, and can rotate freely.This lens barrel is spirally connected with sleeve by the internal thread of its external thread and this sleeve, and then is inserted in this annular seating.This substrate comprises image-pickup assembly and circuit board.
Compared with prior art, the utility model is simple in structure, hold sleeve and base by bayonet unit, be convenient to the assembling in the production run, and rotational sleeve during focusing, by the screw thread transmission of sleeve and lens barrel, and the card of first retainer in second retainer and the lens barrel in the base joins, and the drive lens barrel moves forward and backward.This focus process realizes by rotational sleeve, increases the contact area of hand, makes the focusing easy operating, need not to use the tool clamping, enhances productivity.
[description of drawings]
Fig. 1 is the three-dimensional exploded view of the focusing fine tuning structure of existing digital camera.
Fig. 2 is the three-dimensional assembly diagram of the utility model digital camera.
Fig. 3 is the cut-open view of digital camera shown in Figure 2.
Fig. 4 is the three-dimensional exploded view of the utility model digital camera.
Fig. 5 is that the ring bodies of the utility model digital camera is assemblied in the three-dimensional exploded view on the base.
Fig. 6 is that the sleeve of the utility model digital camera is assemblied in the three-dimensional exploded view on the base.
Fig. 7 is another angle three-dimensional assembly diagram of the utility model digital camera.
[embodiment]
Please in conjunction with reference Fig. 2 and Fig. 3, the utility model camera lens module 10 comprises lens barrel 11, sleeve 12, bayonet unit 13 (being ring bodies in the present embodiment), base 14 and substrate 15.
Please refer to shown in Figure 4ly, be provided with a plurality of lens (figure do not show) in the lens barrel 11, establish external thread 112 and one first retainer 114 is set in its outside surface ring, in the present embodiment for to cut the formed platform in a plane along its axis direction.Be appreciated that this first retainer 114 also can be the square groove that extends along its axis direction.
The xsect of sleeve 12 is an annular.Sleeve 12 inwalls are provided with internal thread 121 near an exit, and its inwall is established first groove 123 near another exit ring.Sleeve 12 outer walls are provided with anti-skidding line 125.The height that these sleeve 12 inwalls are provided with internal thread 121 is not established the height of threaded portion less than first retainer 114 of lens barrel 11.
Bayonet unit 13 forms by having the bending process of certain thickness bar shaped material, is non-closed annulus, which is provided with a breach 132.The xsect upper end of this bayonet unit 13 is the quadrant arc, makes its outer wall be curved surface, and the lower end of this bayonet unit 13 is a plane.
Please refer to shown in Figure 5ly, during assembling, earlier base 14 is retained on the substrate 15 by viscose glue or alternate manner, the through hole that makes image-pickup assembly 151 can see through base 14 be accepted light signal.Bayonet unit 13 is pressed in second groove 145 of annular seating 143.The lower end that makes bayonet unit 13 in process of press in is that an end on plane contacts annular seating 143 earlier.Because the external diameter of annular seating 143 is slightly larger than the internal diameter of bayonet unit 13, bayonet unit 13 need open breach 132 and produce an elastic deformation, thereby its internal diameter is increased annular seating 143 is inserted in.After bayonet unit 13 is pressed into second groove 145, then restore to the original state, make the outside of bayonet unit 13 protrude from the outside of annular seating 143.
Please refer to shown in Figure 6ly, then, an end that sleeve 12 is provided with first groove 123 is inserted in annular seating 143 on the base 14 along axis direction.Because the guiding function of end curved surface on the bayonet unit 13, sleeve 12 can continue to move down.The curvature portion that bayonet unit 13 protrudes from annular seating 143 outsides in this process is subjected to the extruding of sleeve 12 inwalls.Thereby the radial component of this extruding force forces annular seating 143 to dwindle its breach 132 and is contained in fully in second groove 145.When first groove 123 of sleeve 12 slid into second groove, 145 tops, bayonet unit 13 suffered extruding forces disappeared, and then recover its original form.At this moment, bayonet unit 13 is contained in second groove 145 near its inner wall section, is contained in first groove 123 near its outer wall section, with this sleeve 12 and base 14 is blocked.Sleeve 12 can rotate freely around its axis, but can't break away from base 14.
Please refer to shown in Figure 7ly, last, lens barrel 11 is inserted in the sleeve 12 along axis direction.This moment, second retainer 147 of annular seating 143 was positioned at sleeve 12.The height that threaded portion is not set because of lens barrel 11 first retainers 114 is provided with the height of internal thread 121 greater than sleeve 12 inwalls, make when the external thread 112 of lens barrel 11 contacts with the internal thread 121 of sleeve 12, second retainer 147 of annular seatings 143 has cooperated in first retainer 114 of lens barrel 11 and the sleeve 12, and promptly first retainer 114 of lens barrel 11 is not provided with threaded portion and has inserted in the annular seating 143.Turnbarrel 12 makes the external thread 112 of lens barrel 11 be bolted in the internal thread 121 of sleeve 12.Lens barrel 11 enters in the sleeve 12 by this, and then is inserted in the annular seating 143, finishes assembling.
During focusing, turnbarrel 12, lens barrel 11 can't rotate with the rotation of sleeve 12 because of first retainer 114 and cooperating of second retainer 147, only did the action of advancing or retreating under the cooperation of external thread 112 and internal thread 121, adjusted the focal length of camera lens focusing with this.When the image that sees through camera lens can clearly be projeced into the image photographic plate of digital camera, keep the invariant position of lens barrel 11 and sleeve 12, utilize fixing mode fixing such as gluing both.
The bayonet unit 13 of the utility model camera lens module also can adopt other device to replace ring bodies to hold base 14 and sleeve 12.As at a plurality of balls of annular seating 143 arranged outside, this ball is connected to annular seating 143 and can be contained in annular seating 143 inside by elastic device.When sleeve 12 was inserted in annular seating 143, the inwall of sleeve 12 compressed ball, because the cambered surface of ball and the effect of elastic device, sleeve 12 slips over ball and continues to be inserted in annular seating 143.When first groove 123 of sleeve 12 slid into the ball top, elastic device obtained discharging, and ball ejects also and snaps in first groove 123, sleeve 12 is rotated freely around its axis but can't break away from base 14.
Claims (10)
1. camera lens module, comprise a lens barrel, one sleeve and a base, this lens barrel outside surface ring is established external thread, this sleeve lining is provided with internal thread, it is characterized in that: this lens barrel is provided with first retainer along its axis direction, this base further comprises an annular seating, this annular seating medial surface is provided with second retainer that matches with first retainer, this camera lens module further comprises a bayonet unit, this sleeve is connected in base by this bayonet unit, and can rotate freely, this lens barrel is spirally connected with sleeve by the internal thread of its external thread and this sleeve, and then is inserted in this annular seating.
2. camera lens module as claimed in claim 1 is characterized in that: the outer wall of this sleeve is provided with anti-skidding line.
3. camera lens module as claimed in claim 1 is characterized in that: this base further comprises square seat, and this base is provided with a through hole along axis direction.
4. camera lens module as claimed in claim 3 is characterized in that: this square seat is one-body molded with annular seating.
5. camera lens module as claimed in claim 1 is characterized in that: this first retainer is to cut the formed platform in a plane along this lens barrel axis direction.
6. camera lens module as claimed in claim 5 is characterized in that: this second retainer is that an xsect is arc boss.
7. camera lens module as claimed in claim 1 is characterized in that: this bayonet unit is a ring bodies, and this ring bodies is non-closed annulus, which is provided with a breach.
8. camera lens module as claimed in claim 7 is characterized in that: this sleeve lining is provided with first groove, and this annular seating lateral surface ring is established second groove.
9. camera lens module as claimed in claim 8 is characterized in that: this bayonet unit partly is connected in first groove and second groove.
10. digital camera, comprise a lens barrel, one sleeve, one base and a substrate, this lens barrel outside surface ring is established external thread, this sleeve lining is provided with internal thread, this substrate further comprises image-pickup assembly and circuit board, it is characterized in that: this lens barrel is provided with first retainer along its axis direction, this base further comprises an annular seating, this annular seating medial surface is provided with second retainer that matches with first retainer, this digital camera further comprises a bayonet unit, and this sleeve is connected in base by this bayonet unit, and can rotate freely, this lens barrel is spirally connected with sleeve by the internal thread of its external thread and this sleeve, and then is inserted in this annular seating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03268097 CN2636263Y (en) | 2003-07-26 | 2003-07-26 | Lens module and digital camera using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03268097 CN2636263Y (en) | 2003-07-26 | 2003-07-26 | Lens module and digital camera using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2636263Y true CN2636263Y (en) | 2004-08-25 |
Family
ID=34299194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03268097 Expired - Lifetime CN2636263Y (en) | 2003-07-26 | 2003-07-26 | Lens module and digital camera using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2636263Y (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100516959C (en) * | 2005-10-21 | 2009-07-22 | 鸿富锦精密工业（深圳）有限公司 | Assembly structure and method of multiple lens module assembly |
| US7650067B2 (en) | 2006-02-17 | 2010-01-19 | Hon Hai Precision Industry Co., Ltd. | Lens module with focusing mechanism |
| CN1782846B (en) * | 2004-12-04 | 2010-05-26 | 鸿富锦精密工业（深圳）有限公司 | Digital camera optical module |
| CN101093272B (en) * | 2006-06-21 | 2010-08-25 | 鸿富锦精密工业（深圳）有限公司 | Lens module, and camera module |
| CN101119397B (en) * | 2006-08-02 | 2011-03-30 | 鸿富锦精密工业（深圳）有限公司 | Portable electronic device of embedded camera module group |
| CN1967307B (en) * | 2005-11-18 | 2011-06-08 | 鸿富锦精密工业（深圳）有限公司 | Variable-focus and focusing structure of lens and module of digital camera using the same structure |
| CN101526660B (en) * | 2008-03-05 | 2011-09-28 | 鸿富锦精密工业（深圳）有限公司 | Shot module |
| CN102857007A (en) * | 2011-06-30 | 2013-01-02 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor casing and voice coil motor |
| CN108553090A (en) * | 2018-05-15 | 2018-09-21 | 苏州国科盈睿医疗科技有限公司 | A kind of portable skin mirror shade |
| CN108885696A (en) * | 2018-02-06 | 2018-11-23 | 深圳市汇顶科技股份有限公司 | Shield lower biometric devices and electronic equipment |
| CN111007619A (en) * | 2018-10-08 | 2020-04-14 | 群光电子股份有限公司 | Lens device and lens focusing method |
| US10691917B2 (en) | 2018-02-06 | 2020-06-23 | Shenzhen GOODIX Technology Co., Ltd. | Under-screen biometric identification apparatus and electronic device |
| CN111367035A (en) * | 2018-12-26 | 2020-07-03 | 中国科学院长春光学精密机械与物理研究所 | Threaded focusing device |
| TWI705289B (en) * | 2018-09-17 | 2020-09-21 | 群光電子股份有限公司 | Lens device and lens focusing method |
| CN112188045A (en) * | 2019-07-05 | 2021-01-05 | 北京小米移动软件有限公司 | Camera module and terminal |
-
2003
- 2003-07-26 CN CN 03268097 patent/CN2636263Y/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1782846B (en) * | 2004-12-04 | 2010-05-26 | 鸿富锦精密工业（深圳）有限公司 | Digital camera optical module |
| CN100516959C (en) * | 2005-10-21 | 2009-07-22 | 鸿富锦精密工业（深圳）有限公司 | Assembly structure and method of multiple lens module assembly |
| CN1967307B (en) * | 2005-11-18 | 2011-06-08 | 鸿富锦精密工业（深圳）有限公司 | Variable-focus and focusing structure of lens and module of digital camera using the same structure |
| US7650067B2 (en) | 2006-02-17 | 2010-01-19 | Hon Hai Precision Industry Co., Ltd. | Lens module with focusing mechanism |
| CN101025543B (en) * | 2006-02-17 | 2011-03-23 | 鸿富锦精密工业（深圳）有限公司 | Focusing structure and digital camera module using same |
| CN101093272B (en) * | 2006-06-21 | 2010-08-25 | 鸿富锦精密工业（深圳）有限公司 | Lens module, and camera module |
| CN101119397B (en) * | 2006-08-02 | 2011-03-30 | 鸿富锦精密工业（深圳）有限公司 | Portable electronic device of embedded camera module group |
| CN101526660B (en) * | 2008-03-05 | 2011-09-28 | 鸿富锦精密工业（深圳）有限公司 | Shot module |
| CN102857007A (en) * | 2011-06-30 | 2013-01-02 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor casing and voice coil motor |
| CN108885696A (en) * | 2018-02-06 | 2018-11-23 | 深圳市汇顶科技股份有限公司 | Shield lower biometric devices and electronic equipment |
| US10691917B2 (en) | 2018-02-06 | 2020-06-23 | Shenzhen GOODIX Technology Co., Ltd. | Under-screen biometric identification apparatus and electronic device |
| US11501555B2 (en) | 2018-02-06 | 2022-11-15 | Shenzhen GOODIX Technology Co., Ltd. | Under-screen biometric identification apparatus and electronic device |
| CN108553090A (en) * | 2018-05-15 | 2018-09-21 | 苏州国科盈睿医疗科技有限公司 | A kind of portable skin mirror shade |
| CN108553090B (en) * | 2018-05-15 | 2024-01-26 | 苏州国科盈睿医疗科技有限公司 | Portable shading device for dermoscope |
| TWI705289B (en) * | 2018-09-17 | 2020-09-21 | 群光電子股份有限公司 | Lens device and lens focusing method |
| US11054666B2 (en) | 2018-09-17 | 2021-07-06 | Chicony Electronics Co., Ltd. | Lens device and lens focusing method |
| CN111007619A (en) * | 2018-10-08 | 2020-04-14 | 群光电子股份有限公司 | Lens device and lens focusing method |
| CN111367035A (en) * | 2018-12-26 | 2020-07-03 | 中国科学院长春光学精密机械与物理研究所 | Threaded focusing device |
| CN112188045A (en) * | 2019-07-05 | 2021-01-05 | 北京小米移动软件有限公司 | Camera module and terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130726 Granted publication date: 20040825 |