CN101520589A - Shutter device - Google Patents
Shutter device Download PDFInfo
- Publication number
- CN101520589A CN101520589A CN200810006380A CN200810006380A CN101520589A CN 101520589 A CN101520589 A CN 101520589A CN 200810006380 A CN200810006380 A CN 200810006380A CN 200810006380 A CN200810006380 A CN 200810006380A CN 101520589 A CN101520589 A CN 101520589A
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- Prior art keywords
- base
- solenoid valve
- magnetic core
- core piece
- unthreaded hole
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Abstract
The invention discloses a shutter device which comprises a base, two electromagnetic valves, two vanes and a cover plate. The center of the base is provided with a first aperture; each electromagnetic valve comprises a magnetic core element, a coil assembly assembled in the magnetic core element and a magnetic assembly rotatablely arranged on the base. The magnetic core elements and the coil assemblies of the two electromagnetic valves are arranged on the base and at the periphery of the first aperture of the base axisymmetrically; the vanes are combined with the corresponding magnetic assembly and each can move between a first moving position and a second moving position with a rotational degree of freedom in order to open and close the first aperture to be passed by a light; and the cover plate is combined on the base and provided with a second aperture corresponding to the first aperture of the base. As stated above, the two magnetic core elements are arranged on the base axisymmetrically and at the periphery of the first aperture, and consequently, the shutter device can achieve the purpose of miniaturization and thinness.
Description
Technical field
The present invention relates to a kind of shutter device, relate in particular to a kind of for the shutter device that is arranged in the optical photography module that hand held mobile device or portable computer installation be equipped with.
Background technology
In recent years, the hand held mobile device of mobile phone, PDA etc. or more prevalent as the trend that is equipped with the optical photography module in the portable computer installation of notebook etc., and functional requirement better reaches under the littler market demand of volume to the hand held mobile device to be accompanied by the consumption market, makes the optical photography module face the more double requirements of high image quality and miniaturization.Present hand held mobile device or the employed optical photography module of portable computer installation, it roughly has two kinds of common optical flame detector kenels, and a kind of is CCD (Charge-Coupled Device; Charged Coupled Device), another kind is CMOS (ComplementaryMetal-Oxide Semiconductor; Complementary matal-oxide semiconductor).
Can have a shutter device in the optical photography module, it is in order to solve the problem in the image exposure process, and the start principle roughly as the back: have and be configured in as the light path in the place aheads such as CCD or CMOS opening/to close two blades of action, and utilize the mobile status of opening or closing so as to the generation of control blade just like solenoid valve (maybe can claim electromagnetic actuator).Under the holding state of finding a view to photograph, with after the solenoid valve energising, promptly produce electromagnetic force and control blade and open/close, be subjected to light or be not subjected to light with the control optical flame detector, and then reach the control of exposure; For example: China's Mainland patent publication No. CN1503046A promptly exposes the shutter device of this kind principle.
But, under frivolous, the short and small theory of consumption market pursuit now, promptly make the ornament space of the inner spare part of hand held mobile device or portable computer installation narrow and smallization that become that heal, force the optical photography module also must reach requirement relatively to microminiaturization, then make the shutter device overall volume also must reach to the requirement for restriction of microminiaturization and slimming, so how to design a standard that can meet demand manufacturer can reach to the shutter device of little, slimming and start thereof the time, i.e. the target pursued of correlative study personnel and manufacturer and the problem that will solve.
Summary of the invention
The object of the present invention is to provide a kind of shutter device, help reaching little, purpose of thinness.
To achieve these goals, the invention provides a kind of shutter device, comprising: a base, its centre that has offers one first unthreaded hole; Two solenoid valves, it respectively includes a magnetic core piece, a coil groups and a magnet assembly, this coil groups and this magnetic core piece group are established, this magnetic core piece has two terminal parts, rotating this base that is arranged at of this magnet assembly, the magnetic core piece of this two solenoid valve and coil groups are located on this base and the axisymmetric peripheral place of first unthreaded hole that is arranged at this base, a wherein terminal part of the magnetic core piece of each solenoid valve is corresponding to the magnet assembly of this solenoid valve, and another terminal part of the magnetic core piece of each solenoid valve is corresponding to the magnet assembly of another this solenoid valve; Two blades, it combines with the magnet assembly of corresponding solenoid valve, and respectively has rotary freedom can move first unthreaded hole that passes through for light to open and close between first and second shift position; And a cover plate, it is incorporated into this base, and this cover plate offers second unthreaded hole corresponding to first unthreaded hole of this base, and each blade is positioned between this base and this cover plate; Wherein, the magnetic core piece of this two solenoid valve and coil groups are respectively in order to produce an electromagnetic field, the magnetic interaction of the magnet assembly of this two electromagnetic field and this two solenoid valve, and then produce two electromagnetic pushs jointly, this two electromagnetic push makes the magnet assembly of this two solenoid valve rotate jointly, makes this two blade can move first unthreaded hole that passes through for light to open and close simultaneously between this first and second shift position.
The beneficial effect that the present invention has: two magnetic core piece are arranged on the base and are positioned at the peripheral place of first unthreaded hole with axisymmetric, help reaching the volume that dwindles shutter device integral body, thereby reach to microminiaturization and purpose of thinness.
Have again, after the present invention's two solenoid valves must be switched on simultaneously, just can make the start simultaneously of two blades, that is solenoid valve when energising only, the blade under also can't making produces start, to avoid because of solenoid valve separately after the energising, make blade start out of the ordinary, and the original expection of forfeiture provides the purpose of exposure.
In addition, above-mentioned two magnetic core piece can be the symmetrical structural member of a pair of external form, can produce impartial consistent electromagnetic push after the energising of two solenoid valves, and the action when making two blade starts can reach synchronism, that is avoid one fast one slow situation, thereby the timeliness of influence exposure.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is a three-dimensional combination figure of the present invention;
Fig. 2 is a three-dimensional exploded view of the present invention;
Fig. 3 is the constitutional diagram of overlooking of the present invention;
Fig. 4 is 4-4 cut-open views of Fig. 3;
Fig. 5 is vertical view of the present invention (one), wherein removes cover plate and partition;
Fig. 6 is vertical view of the present invention (two), wherein removes cover plate and partition.
Wherein, Reference numeral:
First unthreaded hole, 11 depressions 12
Install groove 15
Terminal part 211a, 211b
Second unthreaded hole, 41 fixed orifices 42
Open-work 43
The 3rd unthreaded hole 51
Embodiment
Please refer to Fig. 1 to shown in Figure 4, the present invention proposes a kind of shutter device, it can be for being arranged in the optical photography module that a hand held mobile device or portable computer installation be equipped with, and this shutter device includes a base 1, two solenoid valve 2a, 2b, two blades 3 and a cover plate 4.
Two solenoid valve 2a, 2b respectively include a magnetic core piece 21a, 21b, a coil groups 22a, 22b and a magnet assembly 23a, 23b, what coil groups 22a, 22b reeled is mounted on magnetic core piece 21a, the 21b, and magnetic core piece 21a, 21b have two terminal part 211a, 211b, and it is a yoke, preferable, magnetic core piece 21a, the 21b of two solenoid valve 2a, 2b is the symmetrical structural member of a pair of external form, and in the present invention, two magnetic core piece 21a, 21b are a L type body.Magnet assembly 23a, the 23b of two solenoid valve 2a, 2b one is cylindrical magnetite, and it respectively offers a pivot hole 231a, 231b, and certain two magnet assembly 23a, 23b also can be other and be cylindrical tool magnetic material part.
Two blades 3 are the symmetrical lamellar body of external form, respectively are surrounded by one and are round base portion 31, the occlusion part 33 that a linking arm 32 and by base portion 31 extensions is connected in linking arm 32.
In addition, in the present invention, can further comprise a partition 5, its centre offers one the 3rd unthreaded hole 51.
The rotating base 1 that is arranged at of magnet assembly 23a, the 23b of two solenoid valve 2a, 2b is placed in the base 1 corresponding depression 12, and pivot post 13 is pivoted mutually with pivot hole 231a, 231b, and what can make that magnet assembly 23a, 23b rotate is arranged at base 1.Wherein, magnetic core piece 21a, the 21b of two solenoid valve 2a, 2b and coil groups 22a, 22b are arranged on the base 1 and with axisymmetric first unthreaded hole, 11 peripheries that are arranged at base 1 and locate, preferable, be arranged on the base 1 with clinodiagonal rotational symmetry, and be placed in base 1 corresponding installing in the groove 15.
Wherein a terminal part 211a, the 211b of the magnetic core piece 21a of each solenoid valve 2a, 2b, 21b is corresponding to magnet assembly 23a, the 23b of affiliated this solenoid valve 2a, 2b, and another terminal part 211a, the 211b of the magnetic core piece 21a of each solenoid valve 2a, 2b, 21b be promptly corresponding to magnet assembly 23a, the 23b of another solenoid valve 2a, 2b, that is arbitrary magnet assembly 23a, 23b are to having a wherein terminal part 211a, the 211b (as shown in Figure 5) of two magnetic core piece 21a, 21b.
Two blades 3 are incorporated on magnet assembly 23a, the 23b of corresponding solenoid valve 2a, 2b, so that two blades 3 are synchronous with the rotation of magnet assembly 23a, 23b, and can between one first shift position and one second shift position, move to open/to close first unthreaded hole 11 that confession light passes through respectively to have rotary freedom via rotating magnet assembly 23a, 23b.In the present invention, the base portion 31 of two blades 3 can adhesion system and is fixed on corresponding magnet assembly 23a, the 23b, thereby make the occlusion part 33 of two blades 3 can between first shift position and second shift position, move and open/close first unthreaded hole 11 that supplies light to pass through, also can use other structural design mode to allow the rotation of magnet assembly 23a, 23b and blade 3 get final product synchronously certainly.
Above-mentioned partition 5 is mounted between two blades 3, also be about to two blades 3 and do upper and lower separating (as shown in Figure 4), and the 3rd unthreaded hole 51 of partition 5 is promptly corresponding to first unthreaded hole 11 of base 1 and second unthreaded hole 41 of cover plate 4, thereby can constitute a light-path of using for image exposure.
Whereby, the present invention further specifies two blades 3 and two solenoid valve 2a, start relation between 2b, as two solenoid valve 2a, the coil groups 22a of 2b, after 22b switches on simultaneously, two coil groups 22a, 22b promptly can with two magnetic core piece 21a, 21b is respectively in order to produce an electromagnetic field, two electromagnetic fields and two solenoid valve 2a, the magnet assembly 23a of 2b, the magnetic interaction of 23b, and then produce two electromagnetic pushs jointly, two electromagnetic pushs make two solenoid valve 2a jointly, the magnet assembly 23a of 2b, 23b rotates, thereby drive two blades 3, the occlusion part 33 of two blades 3 can be between first shift position and second shift position be moved simultaneously open/close first unthreaded hole 11 that passes through for light.
Further, please cooperate again with reference to figure 5 and shown in Figure 6, according to Ampere's right-handed screw rule, as two coil groups 22a, after the 22b energising, just, the DC voltage of negative pole will make coil groups 22a, 22b and magnetic core piece 21a, 21b produces N, the electromagnetic field of the S utmost point, and with magnet assembly 23a, the N of 23b, S the two poles of the earth interact down, and produce electromagnetic push, make two magnet assembly 23a, it is suitable that 23b can do to turn to relatively, rotate counterclockwise, therefore, only must put on coil groups 22a via control adjustment, the 22b two ends just, during the negative pole DC voltage, can make the occlusion part 33 of two blades 3 between first shift position and second shift position, move and open/close first unthreaded hole 11, state the light-path that image exposure is used thereby can open/close; For example, when two blades 3 during in first shift position light-path can be the state (as shown in Figure 5) of unlatching, otherwise light-path is closing state (as shown in Figure 6) when second shift position.Wherein, above-mentioned partition 5 can be with preventing that two blades 3 from interfering with each other or stuck situation in moving process, so as to prevent two blades 3 lose must purpose; But, partition 5 is installed between two blades 3 according to the demand of institute's palpus, and reach required purpose, certainly also partition 5 can be installed, perhaps also can use other design and reach the purpose same with partition 5, preferably use the mode of partition 5, descend because of other mode may cause the performance of shutter.
Via above-mentioned explanation, two magnetic core piece 21a, 21b are arranged on the base 1 and are positioned at the peripheral place of first unthreaded hole 11 with axisymmetric, just can be located at the centre of base 1 so as to making the unthreaded hole 11 of winning, therefore, help reaching the volume that dwindles shutter device integral body, thereby reach to microminiaturization and purpose of thinness, so that the optical photography module can reach the development to microminiaturization, and hand held mobile device (as mobile phone or PDA etc.) or portable computer installation (as notebook) reach the trend to slimming; In addition, preferable, base 1 is arranged with to form and installs groove 15 and install for two magnetic core piece 21a, 21b and coil groups 22a, 22b, and is concaved with depression 12 and installs for two magnet assembly 23a, 23b, so more can further reach the volume that dwindles shutter device integral body.
Have again, after the present invention two solenoid valve 2a, 2b must switch on simultaneously, just can make 3 starts simultaneously of two blades, a that is solenoid valve 2a, 2b when energising only, blade 3 under also can't making produces start, to avoid make blade 3 starts out of the ordinary, and the original expection of forfeiture providing the purpose of exposure because of after the independent energising of solenoid valve 2a, 2b.
In addition, two magnetic core piece 21a, 21b are the symmetrical structural member of a pair of external form, can produce impartial consistent electromagnetic push after two solenoid valve 2a, 2b energising, and the action when making 3 starts of two blades can reach synchronism, that is avoid one fast one slow situation, thereby the timeliness of influence exposure.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (5)
1, a kind of shutter device is characterized in that, comprising:
One base, its centre that has offers one first unthreaded hole;
Two solenoid valves, it respectively includes a magnetic core piece, a coil groups and a magnet assembly, this coil groups and this magnetic core piece group are established, this magnetic core piece has two terminal parts, rotating this base that is arranged at of this magnet assembly, the magnetic core piece of this two solenoid valve and coil groups are located on this base and the axisymmetric peripheral place of first unthreaded hole that is arranged at this base, a wherein terminal part of the magnetic core piece of each solenoid valve is corresponding to the magnet assembly of this solenoid valve, and another terminal part of the magnetic core piece of each solenoid valve is corresponding to the magnet assembly of another this solenoid valve;
Two blades, it combines with the magnet assembly of corresponding solenoid valve, and respectively has rotary freedom can move first unthreaded hole that passes through for light to open and close between first and second shift position; And
One cover plate, it is incorporated into this base, and this cover plate offers second unthreaded hole corresponding to first unthreaded hole of this base, and each blade is positioned between this base and this cover plate;
Wherein, the magnetic core piece of this two solenoid valve and coil groups are respectively in order to produce an electromagnetic field, the magnetic interaction of the magnet assembly of this two electromagnetic field and this two solenoid valve, and then produce two electromagnetic pushs jointly, this two electromagnetic push makes the magnet assembly of this two solenoid valve rotate jointly, makes this two blade can move first unthreaded hole that passes through for light to open and close simultaneously between this first and second shift position.
2, shutter device according to claim 1 is characterized in that, the magnetic core piece of this two solenoid valve is the symmetrical structural member of a pair of external form, and is located at this base with clinodiagonal rotational symmetry.
3, shutter device according to claim 2, it is characterized in that, the peripheral place of first unthreaded hole of this base is arranged with two and installs groove, and this two installs the clinodiagonal axisymmetric shape of groove and be formed in this base, and the magnetic core piece of this two solenoid valve and coil groups are arranged in corresponding installing in the groove.
4, shutter device according to claim 1, it is characterized in that two side ends that this base is relative are concaved with two depressions, form the diapire projection one pivot post of each depression, the magnetic core piece of this two solenoid valve is placed in the corresponding depression, and respectively has a pivot hole and be pivoted mutually with this pivot post.
5, shutter device according to claim 1 is characterized in that, also comprises a partition, and this partition is mounted between this two blade, and this partition offers the 3rd unthreaded hole corresponding to this first unthreaded hole and this second unthreaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810006380A CN101520589A (en) | 2008-02-29 | 2008-02-29 | Shutter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810006380A CN101520589A (en) | 2008-02-29 | 2008-02-29 | Shutter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101520589A true CN101520589A (en) | 2009-09-02 |
Family
ID=41081248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810006380A Pending CN101520589A (en) | 2008-02-29 | 2008-02-29 | Shutter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101520589A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102193271A (en) * | 2010-03-18 | 2011-09-21 | 鸿富锦精密工业（深圳）有限公司 | Mechanical shutter and mobile phone with same |
| CN103186013A (en) * | 2011-12-27 | 2013-07-03 | 上海比路电子有限公司 | Mechanical shutter |
| CN109375452A (en) * | 2018-11-16 | 2019-02-22 | 深圳柏瑞光电技术有限公司 | A kind of section space-efficient rotary shutter |
-
2008
- 2008-02-29 CN CN200810006380A patent/CN101520589A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102193271A (en) * | 2010-03-18 | 2011-09-21 | 鸿富锦精密工业（深圳）有限公司 | Mechanical shutter and mobile phone with same |
| CN103186013A (en) * | 2011-12-27 | 2013-07-03 | 上海比路电子有限公司 | Mechanical shutter |
| CN109375452A (en) * | 2018-11-16 | 2019-02-22 | 深圳柏瑞光电技术有限公司 | A kind of section space-efficient rotary shutter |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090902 |