CN100498520C - Camera rotating device of portable terminal - Google Patents

Camera rotating device of portable terminal Download PDF

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Publication number
CN100498520C
CN100498520C CNB2006100875263A CN200610087526A CN100498520C CN 100498520 C CN100498520 C CN 100498520C CN B2006100875263 A CNB2006100875263 A CN B2006100875263A CN 200610087526 A CN200610087526 A CN 200610087526A CN 100498520 C CN100498520 C CN 100498520C
Authority
CN
China
Prior art keywords
camera
lens barrel
mentioned
portable terminal
rotating device
Prior art date
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 - Fee Related
Application number
CNB2006100875263A
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Chinese (zh)
Other versions
CN1885157A (en
Inventor
金起贤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inspur LG Digital Mobile Communications Co Ltd
Original Assignee
LG Electronics China Research and Development Center Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LG Electronics China Research and Development Center Co Ltd filed Critical LG Electronics China Research and Development Center Co Ltd
Publication of CN1885157A publication Critical patent/CN1885157A/en
Application granted granted Critical
Publication of CN100498520C publication Critical patent/CN100498520C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/20—Details of telephonic subscriber devices including a rotatable camera

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)

Abstract

The present invention relates to parts of portable terminal, and is especially one kind of camera rotating device for portable terminal. The camera rotating device includes one rotating lens barrel to support and hold the camera module, one shaft rotating support unit, one elastically contact external gear set inside the rotating lens barrel, and one ring inner gear coaxial with the rotating shaft for the rotating shaft to be assembled on. The camera rotating device in the said simple structure has easy production and assembling, capacity of rotating and driving the camera precisely in the full range for obtaining different shoot angles and ability of raising the durability and reliability of camera in portable terminal.

Description

The camera rotating device of portable terminal
Technical field
The invention belongs to the components range of portable terminal, be particularly related to a kind of camera rotating device of portable terminal, especially a kind of because simple in structure and be convenient to produce and assembly working, and can be in all be interval precision and equably camera is rotated and drives, thereby guarantee various shooting angle, and can prevent under long period withdraw from service state, wear phenomenon to occur, thereby the camera rotating device of the portable terminal of raising permanance and trustworthiness.
Background technology
Fig. 1 carries out illustrated oblique view to the existing portable terminal that camera is installed; Fig. 2 is the separation oblique view that the camera bonding state among Fig. 1 is described; Fig. 3 is the bonding state oblique view of Fig. 2.
As shown in the figure, the portable terminal that camera is installed comprises main part 10; Folding part 20 with the mode combination that can be rotated with respect to aforementioned body portion 10; The camera 30 that is installed on aforementioned body portion 10 and can be rotated.
The main circuit board (figure is for marking) that is used for carrying out various functions is installed in the main part 10, and is formed for sending the antenna 11 with received signal in a side.The back side at main part 10 is combined with the battery 12 that is used to provide power supply in the mode that can dismantle, and has in the mode that can be rotated relatively at one side end along the length direction of main part 10 and to be fixedly mounted on folding hinge 22 in the main body hinge 14.Simultaneously, along the axis direction of main body hinge 14, in the mode that can be rotated camera 30 is installed in the one side.
Have the display part 21 that is used to show fixed time information in the folding part 20, and, alongst folding hinge 22 is installed at one side end in order to make it can be fixed on main part 10 in the mode that is rotated relatively.
Camera 30 comprises camera module (not marking among the figure); Form the rotation lens barrel 31 of the accommodation space of camera module in inside; The cover 32 that combines with a side of rotation lens barrel 31.In a side of rotation lens barrel 31 and cover 32, have and to make it be attached to the turning axle 33 of projection laterally in the main part 10 in the mode that can rotate.Thereby lens barrel supporter 34 is installed in the main part 10 camera 30 is installed in the mode that can rotate, and in lens barrel supporter 34, had and be used for shaft supporting part 34a that each turning axle 33 of rotation lens barrel 31 and cover 32 is taken in and supported.
Simultaneously, between the turning axle 33 of lens barrel supporter 34 and rotation lens barrel 31, the camera rotating device 40 that can prevent unexpected rotation under the position that rotation lens barrel 31 rotates is installed.
Camera rotating device 40 comprises having and can and be attached to fixed lobe parts 42 in the rotation lens barrel 31 along the fixed lobe 41 of the radial direction resilient movement of turning axle 33; Have along the top 43a and the 43b of ditch portion of the radial direction projection of interior minute surface and be attached to zigzag protruding part 43 in the lens barrel supporter 34.
One side of the turning axle 33 of above-mentioned rotation lens barrel 31 has the lug boss 33a and the bolt 33b that are used in conjunction with fixed lobe parts 42, and has the keyhole 42a that is used to insert and forms in conjunction with the perforation of above-mentioned bolt 32b in the fixed lobe parts 42.
But the aforesaid existing camera rotating device 40 that the portable terminal of camera is installed, because the complex structure of fixed lobe parts 42 and zigzag projection 43 and need in rotation lens barrel 31, form lug boss 33a and bolt 33b, need produce and assembling process in expend more time and effort and can improve its producing cost.
In addition, because the component parts quantity that mutually combines in the camera rotating device 40 and act on is more, the accumulation of allowable tolerance between its each parts and assembling tolerance etc. is difficult to keep each top 43a of zigzag projection 43 and the contact stabilization between 43b of ditch portion and the fixed lobe parts 42 in the time of can making 42 rotations of fixed lobe parts, and its stage occurs because of the contact problem of its identical turning effort and ditch portion and fixed lobe parts and do not have the rotation sensitivity problem of continuity and interruption, thereby reduce the convenience of operating.Simultaneously, use the fixed lobe parts can reduce the elasticity of fixed lobe portion for a long time, thereby can't guarantee stability in contact.
In addition, also can occur can't be accurately the rotation of camera being driven, and when long-time the use, wearing and tearing occur or the problem different with initial rotation sensitivity takes place.Simultaneously because when camera rotates the sensitivity difference of different phase, therefore continuously the process of rotation will can be interrupted continuously, thereby camera can't be fixed in the position that need stop.
Summary of the invention
The object of the present invention is to provide and have simple in structure and be convenient to produce and assembly working, and can be in all be interval precision and equably camera is rotated and drives, thereby guarantee various shooting angle, thereby and can prevent under long period withdraw from service state, to occur the camera rotating device that wear phenomenon improves a kind of portable terminal of permanance and trustworthiness.
The object of the present invention is achieved like this: a kind of camera rotating device of portable terminal, it is characterized in that: at the rotation lens barrel that is used to take in camera module, have above-mentioned rotation lens barrel to be supported and make its rotatable shaft supporting part as turning axle, be fixed in the camera rotating device of the lens barrel supporter formation in the portable terminal, be included in the rotation lens barrel of above-mentioned camera, side line cross section at turning axle is installed on the eccentric position that departs from certain position from central point, with the external gear of the mode Elastic Contact that can rotate; In order under the state that coincide with above-mentioned external gear, to rotate, in the section roller support portion of above-mentioned lens barrel supporter, with the concentric annular annulus of installing and being used to assemble turning axle of rotating shaft center of rotation lens barrel.
Above-mentioned annulus, with external gear with mutual do not have the section tooth and mode be rotated and be advisable.
Above-mentioned annulus forms suitable with the annular shape of the whole formative gear of side face within it.
Above-mentioned annulus is assembled in the annular shaft support portion that is formed at lens barrel supporter one side and is advisable.
Above-mentioned external gear is installed as suitable in the mode that can be rotated in the eccentric position of the central point of camera turning axle.
Above-mentioned external gear and eccentric position at the central point of camera turning axle be axle that the axial plane protrusions forms fasten combine and rotate to be suitable.
Above-mentioned external gear is installed as suitable to be fastened the mode of carrying out resiliency supported by axle.
The invention has the beneficial effects as follows by the camera rotating device that is made of annulus and external gear is installed between lens barrel supporter and camera, can when rotation camera, make camera in all are interval, realize level and smooth rotation, by improving adjusting range and realizing rotation uniformly, improve the convenience of operation and realize accurate the adjustment.
Description of drawings
Fig. 1 carries out illustrated oblique view to the existing portable terminal that camera is installed.
Fig. 2 is the separation oblique view that the camera bonding state among Fig. 1 is described.
Fig. 3 is the bonding state oblique view of Fig. 2.
Fig. 4 is that the camera rotating device to the portable terminal that is suitable for a certain embodiment of the present invention carries out illustrated oblique view.
Fig. 5 carries out illustrated side surface chart to the major part of the camera rotating device among Fig. 4.
Fig. 6 is that the camera rotating device to the portable terminal among Fig. 4 carries out illustrated outboard profile.
Fig. 7 carries out illustrated drawing to the effect of the camera rotating device of the portable terminal among Fig. 4.
The symbol description of accompanying drawing major part
10: main part 14: main body hinge 20: folding part 22: folding hinge 30: camera
31: rotation lens barrel 32: cover 33: turning axle 33P: central point
33P ': eccentric position 34: lens barrel supporter 34a: shaft supporting part
50: camera rotating device 51: annulus 52: external gear 331: the axle bolt
332: elastomeric element 33: packing ring 334: hold-down nut
Embodiment
Fig. 4 is that the camera rotating device to the portable terminal that is suitable for a certain embodiment of the present invention carries out illustrated oblique view; Fig. 5 is the major part side surface chart that the A-A line in Fig. 4 cuts; Fig. 6 is that the camera rotating device to the portable terminal among Fig. 4 carries out illustrated outboard profile; Fig. 7 carries out illustrated drawing to the effect of the camera rotating device of the portable terminal among Fig. 4.For convenience of explanation, part identical with aforesaid content and schematic structure or that be equal to will be used identical reference marks.
As shown in drawings, portable terminal is by main part 10; Folding part 20 with the mode combination that can be rotated with respect to aforementioned body portion 10; The camera 30 that is installed on aforementioned body portion 10 and can be rotated.
Main part 10 comprises the main circuit board (figure is for marking) that the circuit part that is used for carrying out various functions is installed; And being used to of forming in a side sends the antenna 11 with received signal; At the back side of main part 10 with the battery 12 that is used to provide power supply of the mode combination that can dismantle, can be fixedly installed in the main body hinge 14 of a side end of main part 10 with respect to the mode that folding hinge 22 is rotated.
Simultaneously, folding part 20 is included in its positive display part 21 that is used to show fixed time information that forms; With the contacts side surfaces of main body hinge 14 and in the folding part 20 the folding hinge 22 of a side end combining with respect to the mode that main part 10 is rotated.
Camera 30 in a side of main body hinge 14 along the mode combination of axis direction, by camera module (not marking among the figure), the rotation lens barrel 31 of camera module is taken in by portion within it, the cover 32 that combines with a side of rotation lens barrel 31 constitutes being rotated.In order to be attached to main part 10, in a side of rotation lens barrel 31 and cover 32, respectively to have turning axle 33 laterally and rotation lens barrel 31 supported and make it can rotate and be fixed in the lens barrel supporter 34 of main part 10 in the mode that can be rotated.In lens barrel supporter 34, has the shaft supporting part 34a that is used to take in and support each turning axle 33 that rotates lens barrel 31 and cover 32 simultaneously.
Above-mentioned camera 30 is inserted into and is assembled in the lens barrel supporter 34, and for camera 30 can be stopped the rotation on the needed position in all intervals, meshing with the part of the rotation lens barrel 31 of assembling lens barrel supporter 34 and camera 30, so that the camera rotating device 50 that its rotation is controlled.Thereby therefore can in the whole interval of camera 30, make camera 30 make the user can be fixed in needed optional position.
Camera rotating device 50 is made of external gear 52 and annulus 51 substantially, and wherein external gear 52 is installed in the rotation lens barrel 31 of above-mentioned camera 30 the eccentric position 33P ' that departs from from the central point 33P of turning axle 33 1 sides with the mode elasticity that can be rotated.In addition for annulus 51 and above-mentioned external gear 52 are coincide and together rotation, be installed among the annular shaft support portion 34a of above-mentioned lens barrel supporter 34, with the center 33P concentric position of the turning axle 33 that rotates lens barrel 31, and it is shaped as the annular shape that can assemble turning axle 33.
In addition, external gear 52 will utilize elastomeric element 332 and packing ring 333 to be assembled into axle and fasten in 331, and utilize set bolt 334 to carry out secure bond.Above-mentioned elastomeric element 332 is used for external gear 52 is carried out resiliency supported, and prevents that external gear 52 from rotating freely.Elastomeric element 332 can accurately and equably be rotated it so that the mode that external gear 52 is carried out resiliency supported is installed in addition.
Therefore when needs stop at the needed position of user with camera 30, only need the stop the rotation rotation of lens barrel 31 of user, the external gear 52 that rotate together along with turning axle 33 this moment is stuck in corresponding position immediately in the processes of rotating jointly with annulus 51.
Promptly in original mode, it can't be stopped at exactly top 43a, and can only be stuck in the some ditches portion among the 43b of ditch portion of top 43a front and back position because of the existence of click feeling.Can address the above problem by use annulus 51 and 52 of external gears, thereby its position is adjusted accurately.
Therefore in addition, because can continue to keep the tooth and the state of annulus 51 and external gear 52, will rotate lens barrel 31 the user and adjust to the rotation phenomenon that rotating mirror tube 31 under the state of certain position can not run counter to user view.
Utilize the present invention of structure as mentioned above, can in being installed, the portable terminal of camera be rotated camera 30 by the user, thereby the camera lens part that makes camera 30 will serve as that axle is rotated with the turning axle 33 that is installed in the lens barrel supporter 34 when subject.
When above-mentioned camera 30 serves as that axle is when being rotated with turning axle 33, the eccentric position 33P ' i.e. that is installed in turning axle 33 by elastomeric element 332 elasticity axle fastens external gear 52 in 331, will with the shaft supporting part 34a that is installed in lens barrel supporter 34 in annulus 51 teeth and state under be rotated smoothly.That is,, therefore can make smoothly rotation continuously equably of turning axle 33, thereby camera 30 is stopped at needed position because annulus 51 and external gear 52 are in tooth and state.
Simultaneously, because external gear 52 is fixed on axle by elastomeric element 332, liner 333 and set bolt 334 and fastens in 331, therefore can pass through the elastic force maintenance of elastomeric element 332 and the tooth and the state of annulus 51, and prevent to rotate the unwanted rotation phenomenon of lens barrel 31 generations thus.
Simultaneously, because external gear 52 and annulus 51 will continue to keep tooth and state, therefore can avoid dallying or the rotation phenomenon of tooth and beyond thought camera 30 such as come off takes place, thereby make the camera lens of camera 30 improve its technology reliability stably towards subject.
Promptly, when the user is rotated camera 30, centrifugal external gear 52 and the annulus 51 that is installed in the turning axle 33 can be avoided the generation of interim phenomenons such as click feeling occurring and be rotated smoothly, and make it can stop at the optional position, thereby the amplitudes of accommodation such as expansion and adjustment are controlled accurately, improved the convenience of operation.

Claims (6)

1. the camera rotating device of a portable terminal, it is characterized in that: above-mentioned rotation lens barrel is supported being used to take in have on the rotation lens barrel of camera module, make the lens barrel supporter of its rotation, shaft supporting part with turning axle of the turning axle that is used to take in and support the rotation lens barrel and cover, external gear and annulus constitute camera rotating device substantially, in the rotation lens barrel of above-mentioned camera, can be installed in the external gear of rotation mode Elastic Contact above-mentioned rotation lens barrel turning axle a lateral section depart from the eccentric position of certain distance from central point; In order under the state that coincide with above-mentioned external gear, rotating, in the section roller support portion of above-mentioned lens barrel supporter, with the rotating shaft center of rotation lens barrel is concentric annular annulus to be installed, and to be used to assemble the turning axle of rotation lens barrel.
2. according to the camera rotating device of the described portable terminal of claim 1, it is characterized in that: meshing by between above-mentioned annulus and above-mentioned external gear of above-mentioned camera, within whole interval, camera rotates to the optional position and stops.
3. according to the camera rotating device of the described portable terminal of claim 1, it is characterized in that: above-mentioned annulus is the annular shape of the whole formative gear of side face within it.
4. according to the camera rotating device of the described portable terminal of claim 1, it is characterized in that: above-mentioned external gear is installed in the position of departing from from the central point of the turning axle of above-mentioned rotation lens barrel in the mode that can be rotated.
5. according to the camera rotating device of the described portable terminal of claim 1, it is characterized in that: above-mentioned external gear is fastened mode rotating by axle, is installed to the eccentric position that departs from from the central point that forms a side of the turning axle of above-mentioned rotation lens barrel.
6. according to the camera rotating device of the described portable terminal of claim 1, it is characterized in that: by using above-mentioned annulus and above-mentioned external gear, above-mentioned camera is rotated under level and smooth state.
CNB2006100875263A 2005-06-24 2006-06-14 Camera rotating device of portable terminal Expired - Fee Related CN100498520C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020050055234 2005-06-24
KR1020050055234A KR100652730B1 (en) 2005-06-24 2005-06-24 Camera rotation apparatus for portable terminal

Publications (2)

Publication Number Publication Date
CN1885157A CN1885157A (en) 2006-12-27
CN100498520C true CN100498520C (en) 2009-06-10

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Application Number Title Priority Date Filing Date
CNB2006100875263A Expired - Fee Related CN100498520C (en) 2005-06-24 2006-06-14 Camera rotating device of portable terminal

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KR (1) KR100652730B1 (en)
CN (1) CN100498520C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109005263B (en) * 2018-08-30 2021-03-23 维沃移动通信有限公司 Mobile terminal
CN109120755B (en) * 2018-08-30 2021-01-08 维沃移动通信有限公司 Mobile terminal

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KR100652730B1 (en) 2006-12-01
CN1885157A (en) 2006-12-27

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SE01 Entry into force of request for substantive examination
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ASS Succession or assignment of patent right

Owner name: LANGCHAO LEJIN DIGITAL MOBILE COMMUNICATION CO., L

Free format text: FORMER OWNER: LG ELECTRONIC (CHINA) RESEARCH + DEVELOPMENT CENTRE CO., LTD.

Effective date: 20120308

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 100022 CHAOYANG, BEIJING TO: 264001 YANTAI, SHANDONG PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20120308

Address after: 264001 No. 228 Changjiang Road, Yantai economic and Technological Development Zone, Shandong, China

Patentee after: Langchao Lejin Digital Mobile Communication Co., Ltd.

Address before: 100022 Beijing city Chaoyang District Jianguomenwai Street No. 12 b Gemini building 18 layer tower

Patentee before: LG Electronic (China) Research and Development Center Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090610

Termination date: 20140614

EXPY Termination of patent right or utility model