CN206020785U - A kind of voice coil motor - Google Patents
A kind of voice coil motor Download PDFInfo
- Publication number
- CN206020785U CN206020785U CN201621081151.5U CN201621081151U CN206020785U CN 206020785 U CN206020785 U CN 206020785U CN 201621081151 U CN201621081151 U CN 201621081151U CN 206020785 U CN206020785 U CN 206020785U
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- China
- Prior art keywords
- shell fragment
- lower shell
- voice coil
- coil motor
- lens barrel
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Abstract
The utility model discloses a kind of voice coil motor, it includes base (70), lens barrel (50), it is characterised in that：Base (70) are provided centrally with loophole (74), the edge of the loophole (74) is provided with dust ring (75), the dust ring (75) is a ring, the ring is spaced with four sections of broken lines and end to end around forming by four arcses, and the circular arc and the direction of broken line are outwardly and the broken line is symmetrical arranged；Dust ring (57) is provided with the bottom surface of lens barrel (50), the dust ring (57) is matched with the dust ring (75), and be located at the outside of dust ring (75)；The utility model has the advantage of：The area of the loophole on base is larger, and the dust ring of printing opacity bore edges is coordinated with dust-proof effect with the dust ring of lens barrel bottom.
Description
Technical field
The utility model is related to auto-focusing lens voice coil motor technical field.
Background technology
With making constant progress for scientific and technological level, the voice coil motor of auto-focusing is widely used in digital product, such as
Smart mobile phone, panel computer, notebook computer etc., and present the trend of fast development.
Chinese patent 201520526200.0 discloses a kind of " camera lens module with autofocus mechanism and electronics dress
Put ", it includes plastic cement lens barrel, lens group, autofocus mechanism, coil Gui Zhi mechanisms, and lens group is arranged in plastic cement lens barrel, from
Dynamic Focusing mechanism is connected with plastic cement lens barrel, and coil rule put structure setting in the outer portion of plastic cement lens barrel；And can be with from accompanying drawing
Find out, on base, plastic cement lens barrel bottom is provided with dustproof construction.The camera lens module replaces original carrier, contracting by plastic cement lens barrel
Its volume little；And dust-proof mechanism is provided with base with plastic cement lens barrel, play dust-proof effect.But, on its base
Dust-proof mechanism be annulus, its loophole is shaped as waist type, and glazed area is smaller, due to printing opacity hole area little, Zhi Nengpei
The imager chip of small area is put, image quality is not high.
Utility model content
Technical problem to be solved in the utility model is the situation for prior art, there is provided a kind of base printing opacity hole face
Accumulate larger and with dust-proof effect voice coil motor.
The utility model solve the technical scheme that adopted of above-mentioned technical problem for：A kind of voice coil motor, it include base,
Lens barrel, it is characterised in that：The base is provided centrally with loophole, and the edge of the loophole is provided with dust ring, this is dust-proof
Enclose as a ring, the ring is spaced with four sections of broken lines and end to end around forming by four arcses, the circular arc and broken line
Direction outwardly and the broken line is symmetrical arranged；Dust ring is provided with the bottom surface of the lens barrel, the dust ring is anti-with described
Konisphere matches, and the outside positioned at dust ring.
Preferably, the angle of the broken line is right angle.
Dustproof groove is provided with the outside of the dust ring, the dust ring is located in the dustproof groove.Dustproof groove increases dust
Access path, play more preferable dust-proof effect.
4 angles of the base are provided with lower shell fragment mounting platform, and two in the lower shell fragment mounting platform are integrally formed
There are electrical terminals, one end of the electrical terminals is flushed with lower shell fragment mounting platform, and the other end is flushed with the bottom surface of base.Power connection end
Son is integrally formed with base, is improve the intensity of electrical terminals, will not be bent over or fracture.The two ends of electrical terminals respectively with flat
Face flushes, and can be electrically connected with lower shell fragment or flexible PCB using conducting resinl, simplify welding procedure.
The electrical terminals are located at one end of lower shell fragment mounting platform and are electrically connected with lower shell fragment, and the lower shell fragment is by 2 independences
Unit composition, each unit includes lower shell fragment housing and lower shell fragment inner ring, and the lower shell fragment housing is passed through with lower shell fragment inner ring
Lower shell fragment spring silk connection, is provided with lower shell fragment location hole on the lower shell fragment housing.
Locating dowel is provided with the lower shell fragment mounting platform, the lower shell fragment location hole on the locating dowel and lower shell fragment housing
It is engaged.It is used for shell fragment housing under location and installation.
Coil is installed on the side wall of the lens barrel；Winding slot is provided with the side wall of the lens barrel, the winding slot is set to 2
Individual and be symmetrical arranged, two ends of the corresponding coil respectively.Winding slot is used for the end of a thread of fixed coil, and coil can adopt machinery
Coiling, simplifies wire winding.
Shell is connected with above the base, the shell is surrounded by upper surface and 4 side walls, during the upper surface is provided with
Centre through hole, the edge of the center through hole arrange multiple antitorque terminals, and the antitorque terminal is set to 4 and 4 angles near shell.
Antitorque groove is provided with the side wall of the lens barrel, the antitorque groove is matched with the antitorque terminal.Prevent mirror
The circumferential large rotation of cylinder.
Lower shell fragment locating slot is provided with the lower shell fragment inner ring, on the bottom surface of the lens barrel, positioning table is provided with, this is fixed
Position platform is matched with lower shell fragment locating slot.For the positioning between lower shell fragment inner ring and lens barrel.
The lower shell fragment locating slot is set to 2, and is symmetrical arranged.
The dust ring of the printing opacity bore edges of the utility model base is set to be surrounded by four circular arcs are end to end with broken line
Ring, the direction of circular arc and broken line significantly increases the glazed area of loophole outwardly, can with paster greater area of into
As chip, image quality is improved；Dustproof groove is provided with the outside of dust ring, the access path of dust is increased, and is played preferably
Dust-proof effect.
Description of the drawings
Fig. 1 is detonation configuration figure of the present utility model；
Fig. 2 is top view of the present utility model；
A-A profiles of the Fig. 3 for the utility model Fig. 2；
Fig. 4 is outer casing construction drawing of the present utility model；
Fig. 5 is upper elastic piece structure figure of the present utility model；
Fig. 6 is lens barrel structure figure of the present utility model；
Fig. 7 is lens barrel of the present utility model, coil, lower shell fragment assembly structure figure；
Fig. 8 is understructure figure of the present utility model.
Specific embodiment
The utility model is described in further detail in conjunction with accompanying drawing.
In description of the present utility model, it is to be understood that term " on ", " in ", D score, "front", "rear", " left side ",
The indicating position such as " right side ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are for the ease of retouching
State, rather than indicate or hint indication device or element must have specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to restriction of the present utility model.
Fig. 1 to Fig. 8 shows a kind of embodiment of the present utility model, and it is included shell 10 and is connected with the shell 10
Base 70.Upper shell fragment 20, magnetite 30, lens barrel 50, coil 40 and lower shell fragment 60 are set in shell 10.Shell 10 is by 11 He of upper surface
4 side walls 12 are surrounded, and upper surface 11 is provided with center through hole 13, form the interior of a square-outside and round-inside between the center through hole and side wall
Chamber.The edge of center through hole 13 arranges multiple antitorque terminals 14, and the antitorque terminal 14 is set to 4 and 4 angles near shell.
Corner on the inside of the upper surface 11 of shell 10 is provided with 4 boss 15, and the corner of 12 lower edge of side wall is provided with 4 L-shaped projections 16.
Upper shell fragment 20 includes that shell fragment housing 21 and upper shell fragment inner ring 22, upper shell fragment housing 21 are passed through with upper shell fragment inner ring 22
Upper shell fragment spring silk 23 connects.Upper shell fragment inner ring 22 is provided with upper Positioning holes 24.Upper shell fragment housing 21 is mutually close to boss 15.
Upper shell fragment inner ring 22 is connected with the middle part of lens barrel 50.Some eyeglasses can be installed in lens barrel, the utility model will be original
Lens barrel unite two into one with carrier, reduce the volume of voice coil motor.
The middle part of lens barrel 50 is provided with registration holes 51, and the registration holes 51 are relative with the upper Positioning holes 24 on upper shell fragment inner ring 22
Should.Coil carrying platform 52 is provided with the side wall of lens barrel 50, the coil carrying platform 52 sets at least to 4 and circumference is uniform
Arrangement, the both sides up and down of coil carrying platform 52 are provided with coil blend stop 53, and coil 40 on coil carrying platform and is limited
Between upper lower coil blend stop.The surrounding of coil 40 is uniformly provided with 4 magnetites 30, and the magnetite 30 is fixedly mounted on shell 10
Corner.
Antitorque groove 54 is provided between adjacent windings carrying platform 52, the antitorque groove 54 and 14 phase of antitorque terminal
Match somebody with somebody.Antitorque terminal is installed in antitorque groove, can prevent circumferentially rotating on a large scale for lens barrel.
Winding slot 55 is provided with the side wall of lens barrel 50, the winding slot 55 is set to 2 and is symmetrical arranged.2 winding slots
In a corresponding coil positive pole, the negative pole of another corresponding coil, the winding slot be respectively intended to one end of fixed coil, side
Just coil is mechanically around on carrier, and easily can just find the end of a thread very.
Positioning table 56 is provided with the bottom surface of lens barrel 50, the positioning table could be arranged to 2, it is also possible to be set to 4, be in
It is symmetrical arranged.
Dust ring 57 is provided with the bottom surface of lens barrel 50, is provided with four breach on the dust ring.
Lower shell fragment 60 is made up of 2 independent units, and each unit includes lower shell fragment housing 61 and lower shell fragment inner ring 62,
The lower shell fragment housing 61 is connected by lower shell fragment spring silk 63 with lower shell fragment inner ring 62.Lower shell fragment weldering is provided with lower shell fragment housing 61
Hole 64 and lower shell fragment location hole 65 is connect, on lower shell fragment inner ring 62, lower shell fragment locating slot 66 and coil pad 67 is provided with.Lower shell fragment
Locating slot 66 is mated with the positioning table 56 of carrier base, for positioning lower shell fragment and carrier.Coil pad 67 and 55 phase of winding slot
Corresponding, the two ends of coil are respectively welded on coil pad.
Lower shell fragment housing 61 is installed on mount 70, and lower shell fragment inner ring 62 is connected with the bottom of lens barrel 50.
Base 70 is square frame.4 angles of base 70 are provided with lower shell fragment mounting platform 71, the lower shell fragment mounting platform
Locating dowel 72 is provided with 71, and the locating dowel 72 is engaged with the lower shell fragment location hole 65 of lower shell fragment housing 61.The locating dowel tool
The effect of shell fragment housing under limited location.Integrally formed with electrical terminals 73 on shell fragment mounting platform 71 under two of which.This connects electricity
Terminal 73 correspondingly descends shell fragment welding hole 64, electrical terminals to electrically connect with lower shell fragment housing, the corresponding lower bullet of each electrical terminals
Blade unit.One end of electrical terminals 73 is flushed with lower shell fragment mounting platform 71, and the other end is flushed with the bottom surface of base 70.Power connection end
The two ends of son are flushed with lower shell fragment mounting platform and base end face respectively, can adopt conducting resinl and lower shell fragment or flexible circuit
Plate is electrically connected, and simplifies welding procedure.
Base 70 is provided centrally with loophole 74, and the edge of the loophole 74 arranges dust ring 75, and the dust ring 75 is
One ring, the ring are spaced with four sections of broken lines and end to end around forming by four arcses, and circular arc is equal with the direction of broken line
Outwardly and broken line is symmetrical arranged.Preferably, the angle of broken line is set to right angle.Dust ring 75 and the dust ring 57 of 50 bottom of lens barrel
Match, and the inner side positioned at dust ring.The outside of dust ring 75 is provided with dustproof groove 76, and dust ring 57 is located at dustproof groove 76
In, arranging dustproof groove can increase the access path of dust, play more preferable dust-proof effect.Enter dust of voice coil motor etc. micro-
Little particle major part is stopped with dust ring by dust ring, and dustproof groove increases the difficulty that dust is entered, and serves dust-proof well
Effect, it is ensured that image quality.Dust ring is set to the annulus with four angles, can increase the glazed area of loophole, so as to
Greater area of imager chip can be pasted with the matching used image module of voice coil motor, the area of general imager chip is bigger,
Image quality is better.
The bottom of base 70 is pasted with optical filter 80.
Electrical terminals are powered, and electric current is flowed into from one of electrical terminals, passed sequentially through in lower shell fragment housing, lower shell fragment
Flow out from another electrical terminals after circle, coil, the lower shell fragment inner ring of another unit, lower shell fragment housing.After coil is passed through electric current,
Electromagnetic induction is produced, so as to drive carrier to move up and down, the purpose of auto-focusing is reached.
The dust ring of the utility model base be set to by four circular arcs and broken line end to end around ring, circular arc
With the direction of broken line outwardly, so as to increase the glazed area of loophole, voice coil motor can be made with large-area imager chip
Support the use, image quality can be improved.Also, dust ring is matched with the dust ring of lens barrel bottom, can be entered with blocks dust
Enter in lens barrel, and be provided with dustproof groove, increased the access path of dust, dust-proof effect is more preferable.
Claims (10)
1. a kind of voice coil motor, it includes base (70), lens barrel (50), it is characterised in that：Base (70) centrally disposed
There is a loophole (74), the edge of the loophole (74) is provided with dust ring (75), the dust ring (75) is a ring, the ring is by four
Section circular arc is spaced with four sections of broken lines and end to end around forming, and the direction of the circular arc and broken line is outwardly and the folding
Line is symmetrical arranged；It is provided with dust ring (57) on the bottom surface of lens barrel (50), the dust ring (57) and the dust ring (75)
Match, and be located at the outside of dust ring (75).
2. voice coil motor according to claim 1, it is characterised in that：The angle of the broken line is right angle.
3. voice coil motor according to claim 1 and 2, it is characterised in that：It is provided with the outside of dust ring (75) anti-
Dirt groove (76), described dust ring (57) are located in the dustproof groove (76).
4. voice coil motor according to claim 1 and 2, it is characterised in that：4 angles of base (70) are provided with lower bullet
Piece mounting platform (71), two in lower shell fragment mounting platform (71) are integrally formed with electrical terminals (73), the electrical terminals
(73) one end is flushed with lower shell fragment mounting platform (71), and the other end is flushed with the bottom surface of base (70).
5. voice coil motor according to claim 4, it is characterised in that：It is flat that described electrical terminals (73) are located at the installation of lower shell fragment
One end of platform (71) is electrically connected with lower shell fragment (60), and lower shell fragment (60) are made up of 2 independent units, and each unit includes
Lower shell fragment housing (61) and lower shell fragment inner ring (62), lower shell fragment housing (61) are with lower shell fragment inner ring (62) by lower shell fragment spring silk
(63) connect, on lower shell fragment housing (61), be provided with lower shell fragment location hole (65).
6. voice coil motor according to claim 5, it is characterised in that：It is fixed to be provided with lower shell fragment mounting platform (71)
Position post (72), the locating dowel (72) are engaged with lower shell fragment location hole (65) on lower shell fragment housing (61).
7. voice coil motor according to claim 1 and 2, it is characterised in that：Install on the side wall of lens barrel (50) wired
Circle (40)；Winding slot (55) is provided with the side wall of the lens barrel (50), and the winding slot (55) is set to 2 and is symmetrical arranged, point
Not Dui Ying coil (40) two ends.
8. voice coil motor according to claim 1 and 2, it is characterised in that：Shell is connected with above base (70)
(10), the shell (10) is surrounded by upper surface (11) and 4 side walls (12), and the upper surface (11) are provided with center through hole (13),
The edge of the center through hole (13) arranges multiple antitorque terminal (14), and antitorque terminal (14) are set to 4 and near shell 4
Individual angle.
9. voice coil motor according to claim 8, it is characterised in that：It is provided with the side wall of lens barrel (50) antitorque recessed
Groove (54), antitorque groove (54) are matched with antitorque terminal (14).
10. voice coil motor according to claim 5, it is characterised in that：Lower bullet is provided with lower shell fragment inner ring (62)
Piece locating slot (66), is provided with positioning table (56), the positioning table (56) and lower shell fragment locating slot on the bottom surface of lens barrel (50)
(66) match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081151.5U CN206020785U (en) | 2016-09-27 | 2016-09-27 | A kind of voice coil motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081151.5U CN206020785U (en) | 2016-09-27 | 2016-09-27 | A kind of voice coil motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206020785U true CN206020785U (en) | 2017-03-15 |
Family
ID=58260568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081151.5U Active CN206020785U (en) | 2016-09-27 | 2016-09-27 | A kind of voice coil motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206020785U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108429411A (en) * | 2018-05-22 | 2018-08-21 | 福州可源电子有限公司 | A kind of voice coil motor chip structure and voice coil motor |
| CN110471236A (en) * | 2018-05-11 | 2019-11-19 | 台湾东电化股份有限公司 | Optical element driving mechanism |
| TWI706210B (en) * | 2018-09-17 | 2020-10-01 | 大陽科技股份有限公司 | Camera module and electronic device |
| US11750075B2 (en) | 2020-12-18 | 2023-09-05 | Lanto Electronic Limited | Voice coil motor |
| US12027937B2 (en) | 2020-12-18 | 2024-07-02 | Lanto Electronic Limited | Voice coil motor |
-
2016
- 2016-09-27 CN CN201621081151.5U patent/CN206020785U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110471236A (en) * | 2018-05-11 | 2019-11-19 | 台湾东电化股份有限公司 | Optical element driving mechanism |
| CN108429411A (en) * | 2018-05-22 | 2018-08-21 | 福州可源电子有限公司 | A kind of voice coil motor chip structure and voice coil motor |
| TWI706210B (en) * | 2018-09-17 | 2020-10-01 | 大陽科技股份有限公司 | Camera module and electronic device |
| US11750075B2 (en) | 2020-12-18 | 2023-09-05 | Lanto Electronic Limited | Voice coil motor |
| US12027939B2 (en) | 2020-12-18 | 2024-07-02 | Lanto Electronic Limited | Voice coil motor |
| US12027938B2 (en) | 2020-12-18 | 2024-07-02 | Lanto Electronic Limited | Voice coil motor |
| US12027937B2 (en) | 2020-12-18 | 2024-07-02 | Lanto Electronic Limited | Voice coil motor |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |