CN205792159U - A kind of anti-hand shaking voice coil motor - Google Patents
A kind of anti-hand shaking voice coil motor Download PDFInfo
- Publication number
- CN205792159U CN205792159U CN201620501768.1U CN201620501768U CN205792159U CN 205792159 U CN205792159 U CN 205792159U CN 201620501768 U CN201620501768 U CN 201620501768U CN 205792159 U CN205792159 U CN 205792159U
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- Prior art keywords
- voice coil
- coil motor
- circuit board
- magnet
- motor body
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- 238000010030 laminating Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000012937 correction Methods 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
This utility model relates to a kind of voice coil motor, particularly relates to a kind of anti-hand shaking voice coil motor.The technical problems to be solved in the utility model be to provide a kind of prevent correction to offset, the voice coil motor of the anti-hand shaking of simple in construction.In order to solve above-mentioned technical problem, this utility model provides the voice coil motor of the anti-hand shaking of such a, include base, circuit board, travel switch, coil I, voice coil motor body, output conduction brush projecting arm, input conduction brush projecting arm, Magnet, shell, housing, push rod, coil II, bar magnet, spring, contact, electric wire and Hall element, base top center has through hole, shell is fixed on base, and shell forms a cavity with base.This utility model has reached to prevent correction to offset, the effect of simple in construction, and this apparatus structure is novel, practical, it is possible to solves slight the rocking of hands and capture, photo can be caused unintelligible and the problem of photo ghost image.
Description
Technical field
This utility model relates to a kind of voice coil motor, particularly relates to a kind of anti-hand shaking voice coil motor.
Background technology
At present, increasing electronic product is equipped with photographic head or photographing unit, above-mentioned photographic head or photographing unit
The camera lens of auto-focusing would generally be used.Driving means of focusing in the photographic head of miniaturization generally uses voice coil loudspeaker voice coil
Motor.
Common voice coil motor mainly includes shell, fixed mount, sleeve, shell fragment and magnetic part.This fixed mount
Usually cube shape frame structure, it is provided with the host cavity for accommodating sleeve.This sleeve in order to install lens barrel,
Its lateral wall is wound with coil.This magnetic part is embedded at fixed mount sidewall, and around this sleeve and with coil phase
Right.This shell fragment is fixed on fixed mount lower surface, and it is used for bestowing sleeve resilience restoring force thus prevents sleeve to be subject to
Damage.During zoom, this coil communicates with electric current and produces electromagnetic field, and this electromagnetic field is mutual with the magnetic field of magnetic part
Effect, the drive force lens barrel producing displaceable sleeve moves relative to image sensor, thus changes lens barrel
The interior distance between eyeglass and image sensor, and then realize zoom.
At present, people generally use digital camera to image, and during shooting, cameraman operates with hands
During digital camera, slight the rocking of hands frequently can lead to that capture, photo be unintelligible and the phenomenon such as photo ghost image,
Existing voice coil motor, it generally uses anti-hand shaking rotation of lens direction or camera lens X-axis displacement mode
Realize the function of anti-hand shaking, but during stabilization makes corrections, voice coil loudspeaker voice coil voice coil motor body is vertical with optic axis
Degree is deteriorated, so that voice coil motor produces the angle of deviation with optic axis.
The problem of the optic axis vertical missing that prior art produces during can overcoming the correction of anti-hand shaking, but
In use for some time, it may appear that slight shift, and cause making corrections the most completely, therefore need research and development one badly
Prevention correction offsets, the voice coil motor of the anti-hand shaking of simple in construction.
Utility model content
(1) to solve the technical problem that
The optic axis that this utility model produces during can overcoming the correction of anti-hand shaking to overcome prior art hangs down
The problem of straight deviation, but in use for some time, it may appear that slight shift, and cause making corrections the most completely
Shortcoming, the technical problems to be solved in the utility model be to provide a kind of prevention correction offset, structure letter
The voice coil motor of single anti-hand shaking.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides the voice coil motor of the anti-hand shaking of such a, including
There are base, circuit board, travel switch, coil I, voice coil motor body, output conduction brush projecting arm, defeated
Enter conduction brush projecting arm, Magnet, shell, housing, push rod, coil II, bar magnet, spring, contact, electricity
Line and Hall element, base top center has through hole, and shell is fixed on base, shell and base shape
Becoming a cavity, voice coil motor body, circuit board, Hall element may be contained within this cavity, circuit board
Being arranged at the side of voice coil motor body, circuit board is perpendicular to the centrage of voice coil motor body, voice coil motor
Body can move on circuit boards, is provided with Magnet in voice coil motor body upper groove, with Magnet phase on circuit board
Corresponding position is provided with coil I, and circuit board is provided with Hall element, circuit with at Magnet opposite position
Plate is bigger than voice coil motor body, and the front, rear, left and right of circuit board side corresponding with voice coil motor body are symmetrical
Being provided with travel switch, voice coil motor body is provided with the first opening and the second opening, inputs conduction brush projecting arm
The outfan laminating stretching out circuit board from the first opening is connected, and output conduction brush projecting arm is stretched out from the second opening
The input laminating of circuit board is connected, and shell front side face, trailing flank, left surface, right flank are all arranged with
Two housings, are provided with coil II in housing, coil II connects live wire, and electric wire connects contact, contact
Being connected with external control circuit, be provided with bar magnet in housing, bar magnet is in coil II, and spring is passed through in bar magnet one end
Being connected with housing, the bar magnet other end connects push rod, and push rod passes shell, and push rod position is with voice coil motor originally
Body present position is corresponding.
Preferably, Magnet is four blocks of flat board Magnet.
Preferably, base material is Q235 steel.
Operation principle: base top through hole is used for housing lens assembly, under external force, anti-hand shaking voice coil loudspeaker voice coil
Rocking occurs in motor, and this cognition of voice coil motor carrying camera lens main part occurs mobile on circuit boards, and by position
Shifting signal passes to external control circuit, and external control circuit is powered to the coil I on circuit board, coil I
Produce magnetic force with Magnet so that the rapid return of voice coil motor body, it is achieved the function of stabilization correction, work as voice coil loudspeaker voice coil
Motor body rapid return generation minor shifts, makes corrections the most completely, and voice coil motor body is expressed to the row of correspondence
Cheng Kaiguan, external control circuit powers to the coil II in corresponding housing, and coil I produces magnetic force, bar magnet
Doing relative motion and ejected by push rod, push rod promotes voice coil motor body that it is maked corrections rapidly, works as voice coil motor
When body is not exposed to travel switch, external control circuit power-off, bar magnet under the action of the spring, drives top
Bar resets.The optic axis that this device produces during can overcoming the correction of anti-hand shaking hangs down the problem of deviation.
Because Magnet is four blocks of flat board Magnet so that the magnetic force that device produces is higher so that device effect is more preferable.
Because base material is Q235 steel, it is possible to extend the service life of this device.
(3) beneficial effect
This utility model has reached to prevent correction to offset, the effect of simple in construction.This apparatus structure is novel,
Practical, it is possible to solve slight the rocking of hands and capture, photo can be caused unintelligible and the problem of photo ghost image.
Accompanying drawing explanation
Fig. 1 is the combinative structure schematic diagram of this utility model voice coil motor.
Fig. 2 is the perspective view of this utility model base.
Fig. 3 is the perspective view of this utility model circuit board.
Fig. 4 is the perspective view of this utility model voice coil motor body.
Fig. 5 is the perspective view of this utility model shell.
Fig. 6 is the main TV structure schematic diagram of this utility model shell.
Fig. 7 is the plan structure schematic diagram of this utility model circuit board and voice coil motor body.
Being labeled as in accompanying drawing: 1-base, 11-through hole, 2-circuit board, 21-travel switch, 22-coil I,
3-voice coil motor body, 31-exports conduction brush projecting arm, and 32-inputs conduction brush projecting arm, 33-groove, 35-
Magnet, 4-shell, 41-housing, 42-push rod, 43-coil II, 44-bar magnet, 45-spring, 46-contact,
47-electric wire, 5-Hall element.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Embodiment 1
A kind of voice coil motor of anti-hand shaking, as shown in figs. 1-7, include base 1, circuit board 2, travel switch 21,
Coil I 22, voice coil motor body 3, output conduction brush projecting arm 31, input conduction brush projecting arm 32, magnetic
Ferrum 35, shell 4, housing 41, push rod 42, coil II 43, bar magnet 44, spring 45, contact 46, electricity
Line 47 and Hall element 5, base 1 top center has through hole 11, and shell 4 is fixed on base 1,
Shell 4 and base 1 form a cavity, and voice coil motor body 3, circuit board 2, Hall element 5 are all provided with
Being placed in this cavity, circuit board 2 is arranged at the side of voice coil motor body 3, and circuit board 2 is perpendicular to voice coil loudspeaker voice coil
The centrage of motor body 3, voice coil motor body 3 can move on the circuit board 2, voice coil motor body 3
It is provided with Magnet 35 in upper groove 33, circuit board 2 is provided with coil I 22 with at Magnet 35 opposite position,
Being provided with Hall element 5 with at Magnet 35 opposite position on circuit board 2, circuit board 2 is than voice coil motor originally
Body 3 is big, and the front, rear, left and right of circuit board 2 side corresponding with voice coil motor body 3 are arranged with stroke
Switch 21, voice coil motor body 3 is provided with the first opening and the second opening, input conduction brush projecting arm 32 from
First opening stretches out the outfan laminating of circuit board 2 and connects, and output conduction brush projecting arm 31 is stretched from the second opening
The input laminating going out circuit board 2 is connected, and shell 4 leading flank, trailing flank, left surface, right flank are the most right
Claiming to be provided with two housings 41, be provided with coil II 43 in housing 41, coil II 43 connects live wire 47, electric wire
Connecting on 47 has contact 46, contact 46 to be connected with external control circuit, is provided with bar magnet 44, magnetic in housing 41
Rod 44 is in coil II 43, and bar magnet 44 one end is connected with housing 41 by spring 45, bar magnet 44 other end
Connecting and have push rod 42, push rod 42 is through shell 4, push rod 42 position and voice coil motor body 3 present position
Corresponding.
Magnet 35 is four blocks of flat board Magnet 35.
Base 1 material is Q235 steel.
Operation principle: base 1 top through hole 11 is used for housing lens assembly, under external force, anti-hand shaking
Rocking occurs in voice coil motor, and the voice coil motor body 3 carrying camera lens main part can occur mobile on the circuit board 2,
And displacement signal is passed to external control circuit, external control circuit supplies to the coil I 22 on circuit board 2
Electricity, coil I 22 and Magnet 35 produce magnetic force so that the rapid return of voice coil motor body 3, it is achieved stabilization is mended
Positive function, when the rapid return generation minor shifts of voice coil motor body 3, makes corrections the most completely, voice coil motor
Body 3 is expressed to the travel switch 21 of correspondence, and external control circuit gives the coil II 43 in corresponding housing 41
Power supply, coil I 22 produces magnetic force, and bar magnet 44 does relative motion and ejected by push rod 42, and push rod 42 promotes sound
Coil motor body 3 makes it make corrections rapidly, when voice coil motor body 3 is not exposed to travel switch 21, outward
Portion's control circuit power-off, bar magnet 44, under the effect of spring 45, drives push rod 42 to reset.This device can
The optic axis produced during overcoming the correction of anti-hand shaking hangs down the problem of deviation.
Because Magnet 35 is four blocks of flat board Magnet 35 so that the magnetic force that device produces is higher so that device effect
More preferably.
Because base 1 material is Q235 steel, it is possible to extend the service life of this device.
Embodiment described above only have expressed preferred implementation of the present utility model, its describe more concrete and
In detail, but therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that,
For the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to make
Some deformation, improving and substitute, these broadly fall into protection domain of the present utility model.Therefore, this practicality is new
The protection domain of type patent should be as the criterion with claims.
Claims (3)
1. the voice coil motor of an anti-hand shaking, it is characterised in that include base (1), circuit board (2), stroke
Switch (21), coil I (22), voice coil motor body (3), output conduction brush projecting arm (31),
Input conduction brush projecting arm (32), Magnet (35), shell (4), housing (41), push rod (42),
Coil II (43), bar magnet (44), spring (45), contact (46), electric wire (47) and hall sensing
Device (5), base (1) top center has through hole (11), and shell (4) is fixed on base (1),
Shell (4) and base (1) form a cavity, voice coil motor body (3), circuit board (2), suddenly
You may be contained within this cavity by sensor (5), and circuit board (2) is arranged at voice coil motor body (3)
Side, circuit board (2) is perpendicular to the centrage of voice coil motor body (3), voice coil motor body (3)
Can be upper mobile at circuit board (2), it is provided with Magnet (35) in voice coil motor body (3) upper groove (33),
Circuit board (2) above and is provided with coil I (22), circuit board (2) at Magnet (35) opposite position
Above and it is provided with Hall element (5), circuit board (2) ratio voice coil loudspeaker voice coil horse at Magnet (35) opposite position
Reach body (3) big, circuit board (2) and voice coil motor body (3) corresponding side forward and backward, left,
The right side is arranged with travel switch (21), and voice coil motor body (3) is provided with the first opening and the second opening,
The outfan laminating that input conduction brush projecting arm (32) stretches out circuit board (2) from the first opening is connected,
The input laminating that output conduction brush projecting arm (31) stretches out circuit board (2) from the second opening is connected,
Shell (4) leading flank, trailing flank, left surface, right flank are all arranged with two housings (41), shell
Being provided with coil II (43) in body (41), coil II (43) connects live wire (47), electric wire (47)
Upper connection has contact (46), contact (46) to be connected with external control circuit, and housing is provided with in (41)
Bar magnet (44), bar magnet (44) is in coil II (43), and spring (45) is passed through in bar magnet (44) one end
Being connected with housing (41), bar magnet (44) other end connects has push rod (42), push rod (42) to pass
Shell (4), push rod (42) position is corresponding with voice coil motor body (3) present position.
The voice coil motor of a kind of anti-hand shaking the most according to claim 1, it is characterised in that Magnet (35) is
Four pieces of flat board Magnet (35).
The voice coil motor of a kind of anti-hand shaking the most according to claim 1, it is characterised in that base (1) material
Matter is Q235 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620501768.1U CN205792159U (en) | 2016-05-27 | 2016-05-27 | A kind of anti-hand shaking voice coil motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620501768.1U CN205792159U (en) | 2016-05-27 | 2016-05-27 | A kind of anti-hand shaking voice coil motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205792159U true CN205792159U (en) | 2016-12-07 |
Family
ID=59978337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620501768.1U Expired - Fee Related CN205792159U (en) | 2016-05-27 | 2016-05-27 | A kind of anti-hand shaking voice coil motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205792159U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107193106A (en) * | 2017-04-12 | 2017-09-22 | 瑞声科技(新加坡)有限公司 | Lens driving apparatus |
| CN113504661A (en) * | 2021-08-12 | 2021-10-15 | 佛山华永科技有限公司 | Zoom driving mechanism of intelligent glasses |
-
2016
- 2016-05-27 CN CN201620501768.1U patent/CN205792159U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107193106A (en) * | 2017-04-12 | 2017-09-22 | 瑞声科技(新加坡)有限公司 | Lens driving apparatus |
| CN113504661A (en) * | 2021-08-12 | 2021-10-15 | 佛山华永科技有限公司 | Zoom driving mechanism of intelligent glasses |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Gao Hua Inventor before: Lin Shuzhen |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170912 Address after: 523000 Guangdong city of Dongguan province Dalang Zhen Xin Lian Cun Yun lotus seven Street No. 6 building D 2F Patentee after: Dongguan Yixuan electroacoustic technology Co. Ltd. Address before: Yongchun County, Quanzhou City, Fujian province 362609 peng hu Zhen pot Village No. 36 Patentee before: Lin Shuzhen |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20180527 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |