CN102914933A - Flashlight module and image retrieving system - Google Patents
Flashlight module and image retrieving system Download PDFInfo
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- CN102914933A CN102914933A CN201110223698XA CN201110223698A CN102914933A CN 102914933 A CN102914933 A CN 102914933A CN 201110223698X A CN201110223698X A CN 201110223698XA CN 201110223698 A CN201110223698 A CN 201110223698A CN 102914933 A CN102914933 A CN 102914933A
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- rotation
- cramp
- flashlight body
- flash modules
- actuator
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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 be particularly related to a kind of flash modules that can automatically upspring and image acquisition system.
Background technology
Camera is the deficiency of supplying light when taking a picture, and usually utilizes flashlamp to supply light.Special have a compact flash lamp in all on general camera, the compact flash light fixture has volume little, can save the trouble of carrying in addition flashlamp.
Flashlamp is as a kind of light reinforcing device, is widely used in already on the camera providing the irradiation fill-in light when taking a picture photography.And novel camera now (contains general camera, the digital camera of AS or digital code camera) for the optical zoom of realizing high power so that the corresponding increasing of camera lens, built-in flash commonly used can't satisfy its performance, simultaneously because optical profile type picture window (OVF, Optical Viewfinder) gradually by EVF (EVF, Electronic Viewfinder) replaces, camera design also is tending towards miniaturization, the structure space of camera dwindles, so in such cases, it is imperative to design a kind of flash modules that can hide and can upspring as required.
Summary of the invention
The object of the present invention is to provide a kind of flash modules and image acquisition system, the flashlight body in the camera can be moved and start flashlamp with respect to holder in its cooperation by rotating mechanism, interlinked mechanism and switch module.
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 the actuator, and wherein interlinked mechanism drives actuator and moves to an open site by a make-position, and drives the rotating mechanism rotation, so that flashlight body moves with respect to holder.
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 the environment light beam.When ambient brightness value was lower than a default value, control center sends a control signal made interlinked mechanism driving actuator move to an open site by a make-position, and drives the rotating mechanism rotation.
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 is in order to detecting the position of flashlight body, and exports a position signalling.Control center is electrically connected detecting unit and position transducer, the receiving position signal, and calculate an ambient brightness value according to the environment light beam.When ambient brightness value was lower than a default value, control center judged whether to send a control signal by position signalling, moved to an open site so that interlinked mechanism drives actuator by a make-position, and drove the rotating mechanism rotation.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Figure 1A illustrates the schematic appearance of camera;
Synoptic diagram when Figure 1B illustrates flashlight body in the camera and upsprings;
Fig. 2 A～Fig. 2 D illustrates respectively the illustrative view according to the flash modules of one embodiment of the invention;
Fig. 3 A and Fig. 3 B illustrate respectively the synoptic diagram according to the flash modules of one embodiment of the invention.
Wherein, Reference numeral
10: camera
20: the 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: the pivot arm spring
140: switch module
142: actuator
144: opening
150: interlinked mechanism
151: the first rotation cramps
152: the second rotation cramps
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 done concrete description:
The flash modules of present embodiment, be the cooperation by rotating mechanism, interlinked mechanism and switch module (for example electromagnetic actuators), the flashlight body in the image acquisition system with image acquisition function can be moved and start flashlamp with respect to holder.Wherein image acquisition system can be camera, Video Camera, device for mobile communication and carry-on data processor etc., take camera as example, but does not limit the present invention with this at this.Rotating mechanism for example 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, can lock in switch module by the magnetic force of switch module inside.When camera receives when opening blinker signal, switch module will be switched on and generate an electromagnetic field by moment, and the magnetic force of electromagnetic field and switch module inside repeals by implication, and then make actuator no longer be subjected to magnetic attraction and break away from switch module.Interlinked mechanism can be connected between rotating mechanism and the actuator.When actuator no longer is subjected to magnetic force when constraint, interlinked mechanism can drive actuator and move to an open site by a make-position, and drives rotating mechanism and be rotated, so that flashlight body moves with respect to holder.
Below be to propose various embodiment to be elaborated, embodiment in order to as the example explanation, is not the scope in order to limit wish protection of the present invention only.
Please refer to Figure 1A～Figure 1B and Fig. 2 A～Fig. 2 D, wherein Figure 1A illustrates the schematic appearance of camera, the synoptic diagram when Figure 1B illustrates flashlight body in the camera and upsprings.Fig. 2 A～Fig. 2 D illustrates respectively the illustrative view according to the flash modules of one embodiment of the invention.
In Figure 1A and Figure 1B, when the user takes pictures key 20 by manual flicking, can come the testing environment brightness value by the detecting unit 30 in the camera 10 and control center 40 according to external environment light beam first, to judge whether that will open flashlamp takes pictures, if determine that ambient brightness value is excessively low, 100 of flash modules can really be pressed when taking pictures key 20 the user, carry out a series of start, flashlight body 110 is upspring and start flashlamp, as shown in Figure 1B.Detection form unit 30 can start by built-in firmware or start with man-machine operation interface (for example button or Touch Screen) by manual mode, and the present invention is not limited this.Detecting unit for example is 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 of institute's sensing, whether excessively low with the Evaluation Environment brightness value, wherein image sensing unit can be photosensitive coupling component (Charge Coupled Device, CCD) or CMOS (Complementary Metal Oxide Semiconductor) (Complementary Metal-Oxide-Semiconductor, CMOS), be used to form the preview image behind the reception environment light beam.In addition, detecting unit can be the photoelectric sensor that is arranged on the camera 10 also, and not as limit.
In the above-mentioned image acquisition system, detection module 30 can be electrically connected flash modules 100 by the control center 40 of camera 10 inside.When ambient brightness value was lower than a default value, control center 40 sent a control signal, so that flashlight body 110 moves to the open site.In Fig. 2 A and Fig. 2 B, flash modules 100 comprises a flashlight body 110, a holder 120, a rotating mechanism 130, a 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 a pivot arm 132, a 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 on two end E1, the E2 of stationary shaft 134, and take stationary shaft 134 as rotation center.Pivot arm spring 136 is disposed at the two ends of stationary shaft 134, provides a revolving force to pivot arm 132, pops up with respect to holder 120 so that pivot arm 132 drives flashlight body 110, shown in Fig. 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.
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 simultaneously, and flash modules 100 is in static state and is accommodated in the camera 10.At this moment, the second rotation cramp 152 is positioned at the below of the first rotation cramp 151, and rotates cramp 151 mutual butts with first in position, and engages with flashlight body 110.Therefore, flashlight body 110 can't be subject to the effect of rotating mechanism 130 and pop up.
In Fig. 2 B, when switch module 140 is offseted magnetic force originally by the electromagnetic field that the moment energising is produced, and when making actuator 142 no longer be subjected to the magnetic attraction of switch module 140 inside, bestow a release torsion by the 153 outside extensions of the first cramp spring and to the first rotation cramp 151, rotate up to drive the first rotation cramp 151, and the first rotation cramp 151 drive actuators 142 move to open site (referring to Fig. 2 B) by make-position (referring to Fig. 2 A).In addition, the first rotation cramp 151 is taken advantage of a situation and is driven 152 rotations of the second rotation cramp, so that the second rotation cramp 152 separates with flashlight body 110, to discharge flashlight body 110.Therefore, flashlight body 110 can be subject to the effect of the pivot arm 132 of rotating mechanism 130 and pivot arm spring 136 and pop up.
Particularly, can mutually slide by draw-in groove 112 between flashlight body 110 and the holder 120, can only move up and down when guaranteeing that flashlight body 110 is upspring, and can't front and back or swing.
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 fully simultaneously, but the second cramp spring 154 makes torsion cumulative because decrement increases, and then the second rotation cramp 152 be bestowed one reply torsion.When replying torsion when discharging torsion, the second rotation cramp 152 drives the first rotation cramp 151 reverse rotations and also gets back to original position, and the first rotation cramp 151 drives actuator 142 and returns back to make-position by the open site.At this moment, because switch module 140 no longer switches on and magnetic field diminishes, so actuator 142 is subject to again the attraction of magnetic force and locks in switch module 140.
In Fig. 2 D, when the user does not use flashlamp, only need manually press flashlight body 110.When flashlight body 110 arrives the location, be subject to the engaging of the second rotation cramp 152 and can't open.At this moment, 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 use next time.
Please refer to Fig. 3 A and Fig. 3 B, it illustrates respectively the synoptic diagram according to the flash modules of one embodiment of the invention.In the present embodiment, flash modules 100 also can comprise a position transducer 160, is adjacent to a side of flashlight body 110, and is electrically connected with control center 40 (referring to Figure 1A).Position transducer 160 comprises a driving lever 162, in order to the position of sensing flashlight body 110, to send a position signalling to control center 40.When detecting unit 30 preview images, with the reception environment light beam, and when ambient brightness value is lower than a default value, control center 40 judges by position signalling whether flashlight body 110 has arrived the location, do not arrive yet the location such as flashlight body 110, control center 40 namely sends a control signal, moves to an open site so that interlinked mechanism 150 (referring to Fig. 2 A) drives actuator 142 by a make-position, and drives rotating mechanism 130 rotations.Flashlight body 110 for example has a flange 114, and when flashlight body 110 was subject to the drive of rotating mechanism 130 and moves up, flange 114 was stirred driving lever 162, so that driving lever 162 moves to the position of stirring of Fig. 3 B.Therefore, control center 40 can judge whether flashlight body 110 has moved to the location by the position signalling of position transducer 160.Position transducer 160 also can trigger part or the replacement of electronic type triggering assembly by other except implementing with driving lever 162.Moreover flashlight body 110 also can manually be controlled by the user, switch module 140 was switched on by moment and discharges actuator 142, and to open flashlight body 110, the present invention is not limited this.
The disclosed flash modules of 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 and fall in camera, and can competing situation not occur because using high multiple camera lens and the flashlight body of upspringing.In addition, when the user does not use flashlamp, flashlight body can be accommodated in the camera, avoid the collision and damage.
Certainly; the present invention also can have other various embodiments; in 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 according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (12)
1. a flash modules is characterized in that, comprising:
One flashlight body;
One holder;
One rotating mechanism can be connected between this flashlight body and this holder actively;
One switch module has an actuator; And
One interlinked mechanism is connected between this rotating mechanism and this actuator, and wherein this interlinked mechanism drives this actuator and moves to an open site by a make-position, and drives this rotating mechanism rotation, so that this flashlight body moves with respect to this holder.
2. flash modules according to claim 1 is characterized in that, this interlinked mechanism comprises:
One first rotation cramp connects this actuator; And
One second rotation cramp, this first rotation cramp of butt, and engage with this flashlight body.
3. flash modules according to claim 2 is characterized in that, this interlinked mechanism also comprises:
One first cramp spring, this the first rotation cramp is bestowed one discharge torsion, to drive this first rotation cramp rotation, and this first rotation cramp drives this actuator and moves to this open site by this make-position, this the first rotation cramp drives this second rotation cramp rotation, to discharge this flash modules; And
One second cramp spring, this the second rotation cramp is bestowed one reply torsion, reply torsion when discharging torsion greater than this when this, this second rotation cramp drives this first rotation cramp reverse rotation, and this first rotation cramp drives this actuator and returns 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
A plurality of pivot arm springs are disposed on this stationary shaft, provide a revolving force to this pivot arm.
6. flash modules according to claim 5 is characterized in that, these a plurality of pivot arm springs respectively comprise 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, and this flange is 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 is 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 was lower than a default value, this control center sent a control signal and makes this interlinked mechanism drive this actuator to move to an open site by a make-position, and drove this rotating mechanism rotation.
10. image acquisition system according to claim 9 is characterized in that, this detecting unit comprises an image sensing unit.
11. an image acquisition system is characterized in that, comprising:
Flash modules as claimed in claim 1;
One detecting unit is in order to receive an environment light beam;
One position transducer in order to detecting the position of this flashlight body, and is exported 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 was lower than a default value, this control center judged whether to send a control signal by this position signalling, moved to an open site so that this interlinked mechanism drives this actuator by a make-position, and drove this rotating mechanism rotation.
12. image acquisition system 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 true CN102914933A (en) | 2013-02-06 |
| CN102914933B CN102914933B (en) | 2015-04-08 |
Family
ID=47613353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110223698.XA Active CN102914933B (en) | 2011-08-05 | 2011-08-05 | Flashlight module and image retrieving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102914933B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3544269A1 (en) * | 2018-03-20 | 2019-09-25 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for detecting position of movable 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 |
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| JP2001194714A (en) * | 2000-01-14 | 2001-07-19 | Fuji Photo Optical Co Ltd | Camera |
| JP2001356396A (en) * | 2000-06-12 | 2001-12-26 | Nikon Corp | Camera with built-in flash device |
| CN1428646A (en) * | 2001-12-25 | 2003-07-09 | 株式会社尼康 | Movable parts keeper |
| JP2003295286A (en) * | 2002-03-29 | 2003-10-15 | Sony Corp | Driving mechanism for popped-up body and recording and reproducing device equipped with the same |
| US20040218915A1 (en) * | 2003-02-18 | 2004-11-04 | Pentax Corporation | Flash control mechanism |
| JP2005156974A (en) * | 2003-11-26 | 2005-06-16 | Fuji Photo Film Co Ltd | Strobe diffuser device and camera |
| 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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2011
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001194714A (en) * | 2000-01-14 | 2001-07-19 | Fuji Photo Optical Co Ltd | Camera |
| JP2001356396A (en) * | 2000-06-12 | 2001-12-26 | Nikon Corp | Camera with built-in flash device |
| CN1428646A (en) * | 2001-12-25 | 2003-07-09 | 株式会社尼康 | Movable parts keeper |
| JP2003295286A (en) * | 2002-03-29 | 2003-10-15 | Sony Corp | Driving mechanism for popped-up body and recording and reproducing device equipped with the same |
| US20040218915A1 (en) * | 2003-02-18 | 2004-11-04 | Pentax Corporation | 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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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3544269A1 (en) * | 2018-03-20 | 2019-09-25 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for detecting position of movable structure, and electronic device |
| US10992856B2 (en) | 2018-03-20 | 2021-04-27 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for detecting position of movable structure, detection component, 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102914933B (en) | 2015-04-08 |
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