CN209265149U - Aperture switching device and its photographic means, electronic equipment - Google Patents
Aperture switching device and its photographic means, electronic equipment Download PDFInfo
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- CN209265149U CN209265149U CN201920212086.2U CN201920212086U CN209265149U CN 209265149 U CN209265149 U CN 209265149U CN 201920212086 U CN201920212086 U CN 201920212086U CN 209265149 U CN209265149 U CN 209265149U
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- aperture
- switching device
- movable part
- convex block
- loophole
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Abstract
The utility model provides a kind of aperture switching device and its photographic means, electronic equipment, the aperture switching device includes pedestal and shell, aperture is corresponded on pedestal offers the first loophole, aperture is corresponded on shell offers the second loophole, case lid is closed on the base, pedestal is provided with a rotating junction and a sliding recess, and clamping part is driving power input terminal, fixes on the base；Shape-memory alloy wire both ends are respectively corresponded to be connect with the clamping part；Movable convex block is connect with the shape-memory alloy wire；Elastomeric element is fixed at the rotating junction, is offseted with the movable convex block；The one end of optical aperture switch unit is mounted on the rotating junction, and switching slot is offered on the end, and the switching slot is mounted on the movable convex block.The utility model by using shape memory wire driving, thus it is possible to vary camera lens entering light pore size with adjust enter imaging system light quantity.
Description
Technical field
The utility model relates to field of electronic device, in particular to a kind of aperture switching device and the photograph including it fill
It sets, electronic equipment.
Background technique
More more and more universal with portable electronic devices such as smart phone, tablet computers, these electronic equipments are ok
Including camera function, such as voice-coil mobile phone camera module aperture switch is relatively conventional one kind.
However, driving structure is complicated in voice-coil mobile phone camera module aperture switch, small product size is not easy to reduce.
Aperture switch structure need to can not become separate feature, and select for disparate modules with camera shooting motor configuration Integration Design
It selects with the assembling of collocation property.Electromagnetism component easily generates electromagnetic interference with camera shooting voice coil motor in switch.
In view of this, those skilled in the art urgently improve the structure of aperture switching device, asked to solve above-mentioned technology
Topic.
Utility model content
The technical problems to be solved in the utility model is that structure is complicated for aperture switch in the prior art in order to overcome, volume
It is not easy the defects of reducing, a kind of aperture switching device and its photographic means, electronic equipment are provided.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of aperture switching device, including pedestal and shell correspond to aperture on the pedestal and offer the first loophole, institute
It states and corresponds to aperture on shell and offer the second loophole, the case lid is closed on the base, it is characterized in that, the pedestal
It is provided with a rotating junction and a sliding recess, the aperture switching device further include:
Clamping part is driving power input terminal, fixes on the base；
Shape-memory alloy wire, both ends are respectively corresponded to be electrically connected with the clamping part；
Movable convex block, the activity convex block is connect with the shape-memory alloy wire, and is slidably installed in the sliding recess；
Elastomeric element is set between the rotating junction and the movable convex block；
The one end of optical aperture switch unit, the optical aperture switch unit is mounted on the rotating junction,
And switching slot is offered on the end, the switching slot is mounted on the movable convex block.
One embodiment according to the present utility model, the optical aperture switch unit include that the first movable part and second are living
Dynamic portion offers a third loophole on first movable part；
The 4th loophole is offered on second movable part；
First movable part and second movable part overlapping, when first movable part and the second movable part phase
When to rotation, the size of the third loophole and the 4th loophole adjusting aperture.
It is offered respectively on one embodiment according to the present utility model, first movable part and second movable part
One mounting hole is mounted on the rotating junction by the mounting hole.
One embodiment according to the present utility model, the switching slot includes the first switching slot and the second switching slot, described
First switching slot is provided on first movable part, and second switching slot is provided on second movable part, and described
One switching slot and second switching slot it is overlapping be mounted on the movable convex block.
One embodiment according to the present utility model is provided with a stopper section, the first limit stopper and the on the pedestal
Two limit stoppers, the first limit stopper, the second limit stopper and the stopper section are looped around the sliding recess
Around；
One end of the elastomeric element offsets or fixes with the stopper section, the other end of the elastomeric element and the work
Dynamic convex block is offseted or is fixed；
First movable part and second moving part are in the first limit stopper and the second limit stopper
Between rotate.
One embodiment according to the present utility model, the elastomeric element include limiting section and holding section, the limiting section
Connected between the holding section by elastic portion, the limiting section offsets or fixes with the stopper section, the holding section and
The activity convex block engaging.
One embodiment according to the present utility model, the moulding that the limiting section is connected with the elastic portion level off to letter
D, the moulding of the holding section level off to alphabetical M.
One embodiment according to the present utility model, the clamping part are conductive terminal.
The utility model additionally provides a kind of photographic means, it is characterized in that, the photographic means includes as described above
Aperture switching device.
The utility model additionally provides a kind of electronic equipment, it is characterized in that, the electronic equipment includes as described above
Photographic means.
The positive effect of the utility model is:
The driving unit that the utility model uses is made of single shape-memory alloy wire and driving power input terminal, shape
At the adjustable iris aperture switching device that can be independently equipped on photographing module camera lens, motion transforming unit is by movable convex block and cunning
Dynamic groove composition, it thereon and includes a plurality of various sizes of light that optical aperture switch unit is made of a plurality of anti-dazzling screens
Learn aperture.
Wherein the slot of optical aperture switch unit is arranged in movable convex block guidance, switches anti-dazzling screen relative combinations relationship,
Change entering light pore size.Its motional feedback device is made of elastic element, provides movement mechanism and optical aperture switch unit
Position resets.
Its bearing base is provided with an optical aperture, and accommodates said units.This outer cover is provided with an optical aperture, and
It is engaged with bearing base, device sealing and protection is provided.
Detailed description of the invention
The above and other feature of the utility model, property and advantage will pass through with reference to the accompanying drawings and examples
It describes and becomes apparent, identical appended drawing reference always shows identical feature in the accompanying drawings, in which:
Fig. 1 is the explosive view of the utility model aperture switching device.
Fig. 2 is the status diagram that shell is opened in the utility model aperture switching device.
Fig. 3 is the decomposition diagram of internal structure in the utility model aperture switching device.
Fig. 4 is the overall structure diagram of internal structure in the utility model aperture switching device.
Fig. 5 is the structural schematic diagram of elastomeric element in the utility model aperture switching device.
Fig. 6 is the structural schematic diagram of clamping part in the utility model aperture switching device.
[appended drawing reference]
Pedestal 10
Shell 20
First loophole 11
Second loophole 21
Rotating junction 12
Sliding recess 13
Clamping part 30
Shape-memory alloy wire 40
Movable convex block 50
Elastomeric element 60
Optical aperture switch unit 70
First movable part 71
Second movable part 72
Third loophole 711
4th loophole 721
Mounting hole A
First switching slot 712
Second switching slot 722
Stopper section 14
First limit stopper 15
Second limit stopper 16
Limiting section 61
Holding section 62
Elastic portion 63
Specific embodiment
It is practical to this below in conjunction with attached drawing for the above objects, features, and advantages of the utility model can be clearer and more comprehensible
Novel specific embodiment elaborates.
The embodiments of the present invention are described with detailed reference to attached drawing now.Now with detailed reference to the excellent of the utility model
Embodiment is selected, its example is shown in the drawings.In the case of any possible, will be come in all the appended drawings using identical label
Indicate the same or similar part.
In addition, although term used in the utility model is selected from public term, this reality
Some terms mentioned in novel specification may be applicant by his or her judgement come selection, and detailed meanings exist
Illustrate in the relevant portion of description herein.
Furthermore, it is desirable that not only by used actual terms, and be also to the meaning contained by each term
To understand the utility model.
Fig. 1 is the explosive view of the utility model aperture switching device.Fig. 2 is shell in the utility model aperture switching device
The status diagram of opening.Fig. 3 is the decomposition diagram of internal structure in the utility model aperture switching device.Fig. 4 is this reality
With the overall structure diagram of internal structure in novel aperture switching device.Fig. 5 is that the utility model aperture switching device is hit by a bullet
The structural schematic diagram of property component.Fig. 6 is the structural schematic diagram of clamping part in the utility model aperture switching device.
As shown in Figures 1 to 6, the utility model discloses a kind of aperture switching device, including pedestal 10 and shell 20, bottoms
Aperture is corresponded on seat 10 and offers the first loophole 11, and aperture is corresponded on shell 20 and offers the second loophole 21, by shell 20
Lid closes on pedestal 10.Pedestal 10 is provided with a rotating junction 12 and a sliding recess 13, and the aperture switching device is also wrapped
It includes: clamping part 30, shape-memory alloy wire 40, movable convex block 50, elastomeric element 60 and optical aperture switch unit 70.
Wherein, clamping part 30 (such as in the present embodiment use two clamping parts 30, the quantity of certain clamping part 30 not by
Limitation, is only for example herein) it is mainly driving power input terminal, it is fixed on pedestal 10.Clamping part 30 is preferred herein
For conductive terminal.
The both ends of shape-memory alloy wire 40 are respectively corresponded to be connect with clamping part 30.Movable convex block 50 and marmem
Silk 40 connects, and is slidably installed in sliding recess 13.Elastomeric element 60 is fixed at rotating junction 12, and with movable convex block 50
It offsets.The one end of optical aperture switch unit 70 is mounted on rotating junction 12, and offers switching slot on the end,
The switching slot is mounted on movable convex block 50.
In this way, shape-memory alloy wire 40 is shunk when electric current is conducted to shape-memory alloy wire 40 by clamping part 30,
Drive activity convex block 50 overcomes the elastic force of elastomeric element 60 to move in sliding recess 13 to 11 direction of the first loophole, and activity is convex
It is mobile that block 50 drives the switching slot, to control light aperture switch unit, changes morphological reduplication, reaches the work for changing aperture
With.
Preferably, optical aperture switch unit 70 includes the first movable part 71 and the second movable part 72, the first movable part 71
On offer a third loophole 711.The 4th loophole 721 is offered on second movable part 72.First movable part 71 and second
Movable part 72 overlaps, when the first movable part 71 and the relative rotation of the second movable part 72, third loophole 711 and the 4th loophole
721 adjust the size of aperture.
Further, a mounting hole A is offered respectively on the first movable part 71 and the second movable part 72, pacified by mounting hole A
On rotating junction 12.The switching slot includes the first switching slot 712 and the second switching slot 722, by the first switching slot 713
It is provided on the first movable part 71, the second switching slot 723 is provided on the second movable part 72.First switching slot 712 and second
Switching slot 722 is mounted on overlappingly on movable convex block 50.
Further, be provided on pedestal 10 stopper section 14, first limit stopper 15 and second limit stopper 16 and
First limit stopper 15, second limits stopper 16 and stopper section 14 is looped around around sliding recess 13.The one of elastomeric element 60
End offsets or fixes with stopper section 14, and the other end of elastomeric element 60 is offseted or fixed with movable convex block 50.First movable part 71
And second movable part 72 be located between the first limit stopper 15 and the second limit stopper 16 and rotate, for limiting the first movable part 71
And the second rotational angle between movable part 72, for adjusting the size of aperture.
Specifically, as shown in figure 4, two clamping parts 30 are mounted at two vertical angles of pedestal 10 in the present embodiment,
A vertex of pedestal 10 is arranged in rotating junction 12, and rotating junction 12 is made to be located at the centre of clamping part 30, slides
The oblique upper of rotating junction 12 is vertically arranged in dynamic groove 13, and the oblique upper of sliding recess 13 is arranged in stopper section 14, the
One limit stopper 15 and the second limit stopper 16 are separately positioned on the left and right sides of rotating junction 12, and are located at the two of pedestal 10
Adjacent side edge.
The both ends of shape memory wire 40 are connect with two clamping parts 30 respectively, and 40 company of strutting of shape memory wire
It connects on movable convex block 50, forms L-type.So that shape memory wire 40 is located at the first limit stopper 15 and the second limit
The inside of stopper 16.As driving shape memory wire 40 elongates or shortens, so that movable convex block 50 is in sliding recess 13
It realizes sliding, and then rotates the first movable part 71 and the second movable part 72.
Preferably, elastomeric element 60 includes limiting section 61 and holding section 62 herein, will be between limiting section 61 and holding section 62
It is connected by elastic portion 63, so that limiting section 61 offsets or fixes with stopper section 14, holding section 62 engages with movable convex block 50.Limit
The moulding that position portion 61 is connected with elastic portion 63 preferably levels off to alphabetical D, and the moulding of holding section 62 preferably levels off to alphabetical M.
Holding section 62 has promotion and snap-in function, and the effect of elastomeric element 60 generates thrust and restoring force.
It is described according to above structure, the utility model aperture switching device can integrally be divided into driving unit, movement conversion
Unit, optical aperture switch unit, motional feedback device, pedestal and shell.Wherein, the driving unit is by single shape memory
Alloy wire and driving power input terminal are constituted, and form the adjustable iris aperture switching dress that can be independently equipped on photographing module camera lens
It sets.
The motion transforming unit is made of movable convex block with sliding recess, and optical aperture switch unit is by a plurality of screenings
Mating plate (i.e. the first movable part, second movable part etc.) is constituted, and thereon and includes a plurality of various sizes of optical aperture apertures.Its
The slot of optical aperture switch unit is arranged in middle activity convex block guidance, switches anti-dazzling screen relative combinations relationship, changes light well
Diameter size.
The motional feedback device is made of elastic element, i.e. elastomeric element in the present embodiment, provides movement mechanism and light
Aperture switch unit position is learned to reset.
The bearing base (i.e. pedestal in the present embodiment) is provided with an optical aperture, and accommodates said units.Outside this
Cover (i.e. shell in the present embodiment) is provided with an optical aperture, and engages with bearing base, provides device sealing and protection.
After shape memory wire 40 is powered, driving activity convex block 50 slides in sliding recess 13, to drive the
One movable part 71 and the second movable part 72 relatively rotate, so as to adjust the friendship between third loophole 711 and the 4th loophole 721
Folded part, realizes the adjusting to aperture size.
On the basis of above structure, the utility model additionally provides a kind of photographic means, configured with as described above
Aperture switching device.
On the basis of above structure, the utility model additionally provides a kind of electronic equipment, configured with as described above
Photographic means.
In conclusion driving of the utility model aperture switching device by using shape memory wire, realizing can
To be independently equipped on photographing module camera lens, to change camera lens entering light pore size to adjust the light quantity for entering imaging system.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely examples, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or be repaired to these embodiments under the premise of without departing substantially from the principles of the present invention and essence
Change, but these change and modification each fall within the protection scope of the utility model.
Claims (10)
1. a kind of aperture switching device, including pedestal and shell, aperture is corresponded on the pedestal and offers the first loophole, it is described
Aperture is corresponded on shell and offers the second loophole, and the case lid is closed on the base, which is characterized in that the pedestal is set
It is equipped with a rotating junction and a sliding recess, the aperture switching device further include:
Clamping part is driving power input terminal, fixes on the base；
Shape-memory alloy wire, both ends are respectively corresponded to be electrically connected with the clamping part；
Movable convex block, the activity convex block is connect with the shape-memory alloy wire, and is slidably installed in the sliding recess；
Elastomeric element is set between the rotating junction and the movable convex block；
The one end of optical aperture switch unit, the optical aperture switch unit is mounted on the rotating junction, and institute
It states and offers switching slot on end, the switching slot is mounted on the movable convex block.
2. aperture switching device as described in claim 1, which is characterized in that the optical aperture switch unit includes first living
Dynamic portion and the second movable part offer a third loophole on first movable part；
The 4th loophole is offered on second movable part；
First movable part and second movable part overlapping, when first movable part and opposite turn of second movable part
When dynamic, the size of the third loophole and the 4th loophole adjusting aperture.
3. aperture switching device as claimed in claim 2, which is characterized in that first movable part and second movable part
It is upper to offer a mounting hole respectively, it is mounted on the rotating junction by the mounting hole.
4. aperture switching device as claimed in claim 2, which is characterized in that the switching slot includes the first switching slot and second
Switching slot, first switching slot are provided on first movable part, and second switching slot is provided with second activity
In portion, first switching slot and second switching slot it is overlapping be mounted on the movable convex block.
5. aperture switching device as claimed in claim 2, which is characterized in that be provided with a stopper section, first on the pedestal
Stopper and the second limit stopper are limited, the first limit stopper, the second limit stopper and the stopper section are looped around institute
It states around sliding recess；
One end of the elastomeric element offsets or fixes with the stopper section, and the other end of the elastomeric element and the activity are convex
Block is offseted or is fixed；
First movable part and second moving part are between the first limit stopper and the second limit stopper
Rotation.
6. aperture switching device as claimed in claim 5, which is characterized in that the elastomeric element includes limiting section and engaging
Portion is connected between the limiting section and the holding section by elastic portion, and the limiting section offsets or fixes with the stopper section,
The holding section engages with the movable convex block.
7. aperture switching device as claimed in claim 6, which is characterized in that the limiting section is made with what the elastic portion was connected
Type levels off to alphabetical D, and the moulding of the holding section levels off to alphabetical M.
8. aperture switching device as described in claim 1, which is characterized in that the clamping part is conductive terminal.
9. a kind of photographic means, which is characterized in that the photographic means includes the aperture as described in claim 1-8 any one
Switching device.
10. a kind of electronic equipment, which is characterized in that the electronic equipment includes photographic means as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920212086.2U CN209265149U (en) | 2019-02-18 | 2019-02-18 | Aperture switching device and its photographic means, electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920212086.2U CN209265149U (en) | 2019-02-18 | 2019-02-18 | Aperture switching device and its photographic means, electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209265149U true CN209265149U (en) | 2019-08-16 |
Family
ID=67585235
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920212086.2U Active CN209265149U (en) | 2019-02-18 | 2019-02-18 | Aperture switching device and its photographic means, electronic equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110602367A (en) * | 2019-09-26 | 2019-12-20 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN112505979A (en) * | 2019-08-26 | 2021-03-16 | 致能机电工业股份有限公司 | Aperture plate transfer device |
| JP2021056448A (en) * | 2019-10-01 | 2021-04-08 | 新思考電機有限公司 | Aperture diaphragm driving device, camera device and electronic apparatus |
| CN114666486A (en) * | 2022-05-25 | 2022-06-24 | 江西晶浩光学有限公司 | Camera module and electronic equipment |
-
2019
- 2019-02-18 CN CN201920212086.2U patent/CN209265149U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112505979A (en) * | 2019-08-26 | 2021-03-16 | 致能机电工业股份有限公司 | Aperture plate transfer device |
| CN112505979B (en) * | 2019-08-26 | 2022-08-26 | 台湾东电化股份有限公司 | Aperture plate transfer device |
| CN110602367A (en) * | 2019-09-26 | 2019-12-20 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN110602367B (en) * | 2019-09-26 | 2020-11-17 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| JP2021056448A (en) * | 2019-10-01 | 2021-04-08 | 新思考電機有限公司 | Aperture diaphragm driving device, camera device and electronic apparatus |
| CN114666486A (en) * | 2022-05-25 | 2022-06-24 | 江西晶浩光学有限公司 | Camera module and electronic equipment |
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