CN102914933B - Flashlight module and image retrieving system - Google Patents
Flashlight module and image retrieving system Download PDFInfo
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- CN102914933B CN102914933B CN201110223698.XA CN201110223698A CN102914933B CN 102914933 B CN102914933 B CN 102914933B CN 201110223698 A CN201110223698 A CN 201110223698A CN 102914933 B CN102914933 B CN 102914933B
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- cramp
- flash modules
- flashlight body
- actuator
- rotating mechanism
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Abstract
The invention discloses a flashlight module and an image retrieving system. The flashlight module comprises a flashlight body, a fixing seat, a rotating mechanism, a switch subassembly and a linkage mechanism; the rotating mechanism is movably connected between the flashlight body and the fixing seat; the switch subassembly comprises an actuating element; the linkage mechanism is connected between the rotating mechanism and the actuating element; the linkage mechanism drives the actuating element to move to an open position from a closed position, and drives the rotating mechanism to rotate, so that the flashlight body moves oppositely to the fixing seat. An image retrieving system is also proposed by the invention. The image retrieving system comprises the flashlight module, a detection unit, a position sensor and a control center. According to the flashlight module, the flashlight body inside a camera can move oppositely to the fixing seat and can turn on a flashlight by matching of the rotating mechanism, the linkage mechanism and the switch subassembly.
Description
Technical field
The present invention relates to a kind of flash modules, and in particular to a kind of flash modules that can automatically upspring and image acquisition system.
Background technology
Camera is the deficiency of light when supplying photograph, usually utilizes flashlamp to supply light.Special on general camera all in have a compact flash lamp, compact flash light fixture has volume little, can save the trouble of carrying flashlamp in addition.
Flashlamp, as a kind of light reinforcing device, is widely used on camera already to provide irradiation fill-in light when taking a picture photography.And Novel camera is now (containing general camera, the digital camera of AS or digital code camera) for realizing the optical zoom of high power and making the corresponding increasing of camera lens, conventional built-in flash cannot meet its performance, simultaneously due to optical profile type picture window (OVF, Optical Viewfinder) gradually by EVF (EVF, Electronic Viewfinder) replaced, camera design is also tending towards miniaturization, the structure space of camera reduces, therefore in such cases, design a kind of can to hide and can as required and the flash modules of upspringing is imperative.
Summary of the invention
The object of the present invention is to provide a kind of flash modules and image acquisition system, it is by the cooperation of rotating mechanism, interlinked mechanism and switch module, and the flashlight body in camera can be moved relative to holder and start flashlamp.
According to an aspect of the present invention, propose a kind of flash modules, comprise a flashlight body, a holder, a rotating mechanism, a switch module and an interlinked mechanism.Rotating mechanism is movably connected between flashlight body and holder.Switch module has an actuator.Interlinked mechanism is connected between rotating mechanism and actuator, and wherein interlinked mechanism drives actuator to move to an open site by a make-position, and drives rotating mechanism to rotate, and moves relative to holder to make flashlight body.
According to a further aspect in the invention, propose a kind of image acquisition system, comprise a flash modules, a detecting unit and a control center.Flash modules comprises a flashlight body, a holder, a rotating mechanism, a switch module and an interlinked mechanism.Detecting unit is in order to receive an environment light beam.Control center is electrically connected detecting unit, calculates an ambient brightness value according to environment light beam.When ambient brightness value is lower than a default value, control center sends a control signal makes interlinked mechanism drive actuator to move to an open site by a make-position, and drives rotating mechanism to rotate.
According to a further aspect in the invention, propose a kind of image acquisition system, comprise a flash modules, a detecting unit, a position transducer and a control center.Flash modules comprises a flashlight body, a holder, a rotating mechanism, a switch module and an interlinked mechanism.Detecting unit is in order to receive an environment light beam.Position transducer in order to detect the position of flashlight body, and exports a position signalling.Control center is electrically connected detecting unit and position transducer, receiving position signal, and calculates an ambient brightness value according to environment light beam.When ambient brightness value is lower than a default value, control center judges whether to send a control signal by position signalling, to make interlinked mechanism drive actuator to move to an open site by a make-position, and drives rotating mechanism to rotate.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Figure 1A illustrates the schematic appearance of camera;
Schematic diagram when Figure 1B flashlight body illustrated in camera is upspring;
Fig. 2 A ~ Fig. 2 D illustrates the illustrative view of the flash modules according to one embodiment of the invention respectively;
Fig. 3 A and Fig. 3 B illustrates the schematic diagram of the flash modules according to one embodiment of the invention respectively.
Wherein, Reference numeral
10: camera
20: key of taking pictures
30: detecting unit
40: control center
100: flash modules
110: flashlight body
112: draw-in groove
114: flange
120: holder
130: rotating mechanism
132: pivot arm
134: stationary shaft
136: pivot arm spring
140: switch module
142: actuator
144: opening
150: interlinked mechanism
Rotate cramp at 151: the first
Rotate cramp at 152: the second
153: the first cramp springs
154: the second cramp springs
155: snap fit
160: position transducer
162: driving lever
E1, E2: end
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present invention and principle of work are described in detail:
The flash modules of the present embodiment, be the cooperation by rotating mechanism, interlinked mechanism and switch module (such as electromagnetic actuators), the flashlight body had in the image acquisition system of image acquisition function can be moved relative to holder and start flashlamp.Wherein image acquisition system can be camera, Video Camera, device for mobile communication and carry-on data processor etc., at this for camera, but does not limit the present invention with this.Rotating mechanism such as comprises a pivot arm, stationary shaft and pivot arm spring, and it is movably connected between flashlight body and holder.Switch module has an actuator, locks in switch module by the magnetic force of switch module inside.When camera receives unlatching blinker signal, switch module will be generated an electromagnetic field by being energized instantaneously, and the magnetic force of electromagnetic field and switch module inside is repealed by implication, and then make actuator no longer depart from switch module by magnetic force attracts.Interlinked mechanism can be connected between rotating mechanism and actuator.When actuator is no longer by magnetic force constraint, interlinked mechanism can drive actuator to move to an open site by a make-position, and drives rotating mechanism to rotate, and moves relative to holder to make flashlight body.
Be below propose various embodiment to be described in detail, embodiment only in order to illustrate as example, and is not used to the scope of limit the present invention for protection.
Please refer to Figure 1A ~ Figure 1B and Fig. 2 A ~ Fig. 2 D, wherein Figure 1A illustrates the schematic appearance of camera, schematic diagram when Figure 1B flashlight body illustrated in camera is upspring.Fig. 2 A ~ Fig. 2 D illustrates the illustrative view of the flash modules according to one embodiment of the invention respectively.
In Figure 1A and Figure 1B, user manually flicking take pictures key 20 time, first can carry out testing environment brightness value by the detecting unit 30 in camera 10 and control center 40 according to external environment light beam, to judge whether that will open flashlamp takes pictures, if determine, ambient brightness value is too low, flash modules 100 can user really press take pictures key 20 time, carry out a series of start, flashlight body 110 is made to upspring and start flashlamp, as shown in Figure 1B.Detect form unit 30 to start by built-in firmware or mode manually starts with man-machine operation interface (such as button or Touch Screen), the present invention is not limited this.Detecting unit is such as image sensing unit, utilize image sensing unit reception environment light beam in advance under the pattern of preview image, and calculate ambient brightness value by control center according to the environment light beam sensed, whether too low with Evaluation Environment brightness value, wherein image sensing unit can be photosensitive coupling component (Charge Coupled Device, or CMOS (Complementary Metal Oxide Semiconductor) (ComplementaryMetal-Oxide-Semiconductor CCD), CMOS), preview image is formed after being used to reception environment light beam.In addition, detecting unit also can be arranged at the photoelectric sensor on camera 10, and not as limit.
In above-mentioned image acquisition system, detection module 30 is electrically connected flash modules 100 by the control center 40 of camera 10 inside.When ambient brightness value is lower than a default value, control center 40 sends a control signal, moves to open site to make flashlight body 110.In Fig. 2 A and Fig. 2 B, flash modules 100 comprises flashlight body 110, holder 120, rotating mechanism 130, switch module 140 and an interlinked mechanism 150.Rotating mechanism 130 is movably connected between flashlight body 110 and holder 120.Rotating mechanism 130 comprises pivot arm 132, stationary shaft 134 and two pivot arm springs 136.Stationary shaft 134 has two end E1, E2, and pivot arm 132 can be enclosed within two end E1, E2 of stationary shaft 134, and with stationary shaft 134 for rotation center.Pivot arm spring 136 is configured at the two ends of stationary shaft 134, provides a revolving force to pivot arm 132, to make pivot arm 132 drive flashlight body 110 to pop up relative to holder 120, as shown in Figure 2 B.Pivot arm spring 136 can comprise at least one torsion spring, and its minimum number can be one, and the present invention is not limited this.
Switch module 140 is such as electromagnetic actuators, and it has an actuator 142, such as, be a metalwork or the object with magnetic/ferrous matter.Interlinked mechanism 150 is connected between rotating mechanism 130 and actuator 142.Interlinked mechanism 150 comprises one first and rotates cramp 151,1 second rotation cramp 152,1 first cramp spring 153 (being represented by dotted lines) and one second cramp spring 154 (being represented by dotted lines).Actuator 142 has an opening 144, first and rotates cramp 151 and have a snap fit 155, and snap fit 155 by opening 144 clasp actuator 142.First cramp spring 153 and the second cramp spring 154 can comprise at least one torsion spring respectively, and its minimum number is one, and the present invention is not limited this.
Simultaneously with reference to Figure 1A and Fig. 2 A, actuator 142 can be subject to the attraction of magnetic force and lock in switch module 140, and flash modules 100 is in static state and is accommodated in camera 10.Now, second rotates cramp 152 is positioned at the below of the first rotation cramp 151, and rotates cramp 151 with first in position and mutually abut, and engages with flashlight body 110.Therefore, flashlight body 110 cannot be subject to the effect of rotating mechanism 130 and pop up.
In fig. 2b, when switch module 140 be energized instantaneously the electromagnetic field payment magnetic force originally that produces, and when making actuator 142 attracted by the magnetic force of switch module 140 inside, outwards upheld by the first cramp spring 153 and a release torsion is bestowed to the first rotation cramp 151, to drive the first rotation cramp 151 to rotate up, and the first rotation cramp 151 drives actuator 142 to move to open site (see Fig. 2 B) by make-position (see Fig. 2 A).In addition, first rotates cramp 151 drive second of taking advantage of a situation rotates cramp 152 and rotates, and the second rotation cramp 152 is separated, to discharge flashlight body 110 with flashlight body 110.Therefore, flashlight body 110 can be subject to the pivot arm 132 of rotating mechanism 130 and the effect of pivot arm spring 136 and pop up.
Specifically, mutually slide by draw-in groove 112 between flashlight body 110 and holder 120, can only move up and down during to guarantee that flashlight body 110 is upspring, and cannot swing back and forth or left and right.
Simultaneously with reference to Figure 1B and in fig. 2 c, after flashlight body 110 is upspring, the torsion of the first cramp spring 153 will discharge completely, but the second cramp spring 154 makes torsion cumulative because decrement increases, and then rotate cramp 152 to second and bestow a reply torsion.When replying torsion and being greater than release torsion, second rotates cramp 152 drives the first rotation cramp 151 reverse rotation and gets back to original position, and the first rotation cramp 151 drives actuator 142 to return back to make-position by open site.Now, because switch module 140 is no longer energized, electromagnetic field disappears, and therefore actuator 142 is subject to again the attraction of magnetic force and locks in switch module 140.
In figure 2d, when user does not use flashlamp, only need manually press flashlight body 110.When flashlight body 110 arrives location, be subject to the engaging of the second rotation cramp 152 and cannot open.Now, the first cramp spring 153 is subject to pivot arm 132 and presses down and get back to initial position and produce predetermined torsion, for using next time.
Please refer to Fig. 3 A and Fig. 3 B, it illustrates the schematic diagram of the flash modules according to one embodiment of the invention respectively.In the present embodiment, flash modules 100 also can comprise a position transducer 160, is adjacent to the side of flashlight body 110, and is electrically connected with control center 40 (see Figure 1A).Position transducer 160 comprises a driving lever 162, in order to sense the position of flashlight body 110, to send a position signalling to control center 40.When detecting unit 30 preview image, with reception environment light beam, and ambient brightness value lower than a default value time, by position signalling, control center 40 judges whether flashlight body 110 arrives location, as flashlight body 110 arrives location not yet, namely control center 40 sends a control signal, to make interlinked mechanism 150 (see Fig. 2 A) drive actuator 142 to move to an open site by a make-position, and drives rotating mechanism 130 to rotate.Flashlight body 110 such as has a flange 114, and when flashlight body 110 is subject to the drive of rotating mechanism 130 and moves up, flange 114 stirs driving lever 162, and what move to Fig. 3 B to make driving lever 162 stirs position.Therefore, by the position signalling of position transducer 160, control center 40 judges whether flashlight body 110 moves to location.Position transducer 160, except implementing with driving lever 162, also can be replaced by other trigger member or electronic type trigger elements.Moreover flashlight body 110, also by user's Non-follow control, makes switch module 140 be discharged actuator 142 by being energized instantaneously, and to open flashlight body 110, the present invention is not limited this.
Flash modules disclosed by the above embodiment of the present invention and image acquisition system, can be used for camera or have in the electronic installation of image acquisition function, because flashlight body can move up and down, do not have foreign matter when therefore upspringing to fall in camera, and with the flashlight body of upspringing, competing situation can not occur because using high multiple camera lens.In addition, when user does not use flashlamp, can flashlight body be accommodated in camera, collision free and damaging.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the present invention.
Claims (12)
1. a flash modules, have a flashlight body, a holder, a switch module and an interlinked mechanism, this switch module has an actuator, it is characterized in that, this flash modules also comprises:
One rotating mechanism, can be connected between this flashlight body and this holder actively;
Wherein, this interlinked mechanism is connected between this rotating mechanism and this actuator, and this interlinked mechanism drives this actuator to move to an open site by a make-position, and drives this rotating mechanism to rotate, and moves relative to this holder to make this flashlight body.
2. flash modules according to claim 1, is characterized in that, this interlinked mechanism comprises:
One first rotates cramp, connects this actuator; And
One second rotates cramp, abuts this first rotation cramp, and engages with this flashlight body.
3. flash modules according to claim 2, is characterized in that, this interlinked mechanism also comprises:
One first cramp spring, one release torsion is bestowed to this first rotation cramp, rotate to drive this first rotation cramp, and this first rotation cramp drives this actuator to move to this open site by this make-position, this the first rotation cramp drives this second rotation cramp to rotate, to discharge this flash modules; And
One second cramp spring, one reply torsion is bestowed to this second rotation cramp, when this reply torsion is greater than this release torsion, this second rotation cramp drives this first rotation cramp reverse rotation, and this first rotation cramp drives this actuator to return back to this make-position by this open site.
4. flash modules according to claim 3, is characterized in that, this first cramp spring and this second cramp spring respectively comprise at least one torsion spring.
5. flash modules according to claim 1, is characterized in that, this rotating mechanism comprises:
One pivot arm;
One stationary shaft, connects this pivot arm; And
Multiple pivot arm spring, is configured on this stationary shaft, provides a revolving force to this pivot arm.
6. flash modules according to claim 5, is characterized in that, the plurality of pivot arm spring respectively comprises at least one torsion spring.
7. flash modules according to claim 1, is characterized in that, also comprises a position transducer, in order to detect the position of this flashlight body.
8. flash modules according to claim 7, is characterized in that, this position transducer comprises a driving lever, and this flashlight body comprises a flange, this flange in order to stir this driving lever, to produce a position signalling.
9. an image acquisition system, is characterized in that, comprising:
Flash modules as claimed in claim 1;
One detecting unit, in order to receive an environment light beam; And
One control center, is electrically connected this detecting unit, calculates an ambient brightness value according to this environment light beam;
Wherein, when this ambient brightness value is lower than a default value, this control center sends a control signal makes this interlinked mechanism drive this actuator to move to an open site by a make-position, and drives this rotating mechanism to rotate.
10. image acquisition system according to claim 9, is characterized in that, this detecting unit comprises an image sensing unit.
11. 1 kinds of image acquisition systems, is characterized in that, comprising:
Flash modules as claimed in claim 1;
One detecting unit, in order to receive an environment light beam;
One position transducer, in order to detect the position of this flashlight body, and exports a position signalling; And
One control center, is electrically connected this detecting unit and this position transducer, receives this position signalling, and calculates an ambient brightness value according to this environment light beam;
Wherein, when this ambient brightness value is lower than a default value, this control center judges whether to send a control signal by this position signalling, to make this interlinked mechanism drive this actuator to move to an open site by a make-position, and drives this rotating mechanism to rotate.
12. image acquisition systems according to claim 11, is characterized in that, this detecting unit comprises an image sensing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110223698.XA CN102914933B (en) | 2011-08-05 | 2011-08-05 | Flashlight module and image retrieving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110223698.XA CN102914933B (en) | 2011-08-05 | 2011-08-05 | Flashlight module and image retrieving system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102914933A CN102914933A (en) | 2013-02-06 |
| CN102914933B true CN102914933B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110223698.XA Active CN102914933B (en) | 2011-08-05 | 2011-08-05 | Flashlight module and image retrieving system |
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| Country | Link |
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| CN (1) | CN102914933B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110312001B (en) | 2018-03-20 | 2021-07-06 | Oppo广东移动通信有限公司 | Position detection method and detection assembly of sliding-out structure and electronic device |
| WO2024027042A1 (en) * | 2022-08-05 | 2024-02-08 | 深圳市神牛摄影器材有限公司 | Flash lamp |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428646A (en) * | 2001-12-25 | 2003-07-09 | 株式会社尼康 | Movable parts keeper |
| CN101770140A (en) * | 2009-01-06 | 2010-07-07 | 亚洲光学股份有限公司 | Automatic open device of flash lamp |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3832800B2 (en) * | 2000-01-14 | 2006-10-11 | フジノン株式会社 | camera |
| JP2001356396A (en) * | 2000-06-12 | 2001-12-26 | Nikon Corp | Camera with built-in flash device |
| JP3997398B2 (en) * | 2002-03-29 | 2007-10-24 | ソニー株式会社 | Drive mechanism for pop-up body and recording / reproducing apparatus having the same |
| JP4319423B2 (en) * | 2003-02-18 | 2009-08-26 | Ｈｏｙａ株式会社 | Camera flash control mechanism |
| JP2005156974A (en) * | 2003-11-26 | 2005-06-16 | Fuji Photo Film Co Ltd | Strobe diffuser device and camera |
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2011
- 2011-08-05 CN CN201110223698.XA patent/CN102914933B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428646A (en) * | 2001-12-25 | 2003-07-09 | 株式会社尼康 | Movable parts keeper |
| CN101770140A (en) * | 2009-01-06 | 2010-07-07 | 亚洲光学股份有限公司 | Automatic open device of flash lamp |
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| CN102914933A (en) | 2013-02-06 |
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