CN102681294B - Flash lamp module and image capturing device - Google Patents
Flash lamp module and image capturing device Download PDFInfo
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- CN102681294B CN102681294B CN201110056900.4A CN201110056900A CN102681294B CN 102681294 B CN102681294 B CN 102681294B CN 201110056900 A CN201110056900 A CN 201110056900A CN 102681294 B CN102681294 B CN 102681294B
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Abstract
The invention provides a flash lamp module and an image capturing device applying the flash lamp module. The flash lamp module comprises a flash lamp, a connecting rod group, a casing, an electromagnetic valve, a push block and a claw. When the flash lamp needs to be started, each assembly performs a series of action so as to enable the flash lamp to move to a starting position automatically.
Description
Technical field
The present invention relates to a kind of flash modules and image capture unit, particularly relate to a kind of flash modules and the image capture unit of applying this flash modules.
Background technology
In photography, flashlamp (flash) is a kind of device that is used for manufacture of intraocular flash of light, to help to illuminate the scene (scene) that will take.When needs are compared with dark scene, for example night scene, obtain larger exposure (exposure) brightness, or, when the scene needing under Reality simulation light, can use flashlamp.In addition, if the image of acquisition one fast movable object, or wish change light quality, be also the use opportunity of flashlamp.
Camera designs normally starts flashlamp in automatic mode now.Flashlamp starts with photo acquisition and must synchronize and carry out, and for reaching this object, can pass through a line synchro, wireless signal, or start flashlamp in modes such as photoinduction.
(pop-up) strobe light unit that embedded (built-in) upsprings is automatically a kind of mechanism design, it has a flashlamp and is embedded in an accommodation space of phase machine mechanism, in the time that needs start flashlamp, flashlamp can be upspring to a luminous position from accommodation space.When user presses shutter, flashlamp can synchronous light-emitting.
Embedded strobe light unit must, in limited space, be utilized the assembly of minimum, completes the action that flashlamp opens and closes, to meet the compact trend of camera.
As can be seen here, above-mentioned existing flash modules and image capture unit, in structure and use, obviously still have inconvenience and defect, and are urgently further improved.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but have no for a long time applicable design is completed by development always, and common product flash modules and image capture unit do not have appropriate structure to address the above problem, this is obviously the problem that the anxious wish of relevant dealer solves.Therefore how to found a kind of flash modules and image capture unit of new structure, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Summary of the invention
The object of the invention is to, overcome the defect that existing flash modules and image capture unit exist, and provide a kind of flash modules and image capture unit of new structure, technical matters to be solved is to provide a kind of embedded strobe light unit, utilize the assembly of minimum, complete the action that flashlamp opens and closes, to meet compact trend, be very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.Its proposition according to the present invention comprises: a flashlamp, comprises a draw-in groove and a lower edge; One connection rod set, in order to drive this flashlamp to move between an open site and an off-position; One housing, has an accommodation space, and this accommodation space is in order to receive this flashlamp in this off-position; One actuator, comprises a slide block with a perforation, in order to make this slide block be fixed on a primary importance in this off-position; One pushing block, has a protruding axle, a rib, a upper limb and one and the guide groove that connects of this slide block, and this protruding axle is through this perforation, and this upper limb withstands this lower edge of this flashlamp in this off-position; And one hook pawl, comprise a hook part, an arm, a rotating shaft, this hook part is at this off-position button hook in this draw-in groove, and this arm is placed on this rib of this pushing block, and this rotating shaft is in order to drive the rotation of this hook pawl.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid flash modules, wherein said its worked as this actuator and discharged this slide block, and this protruding axle promotes this slide block and moves to a second place, and drives this arm of this hook pawl via this rib of this pushing block, this hook pawl is rotated centered by this rotating shaft, make this hook part depart from this draw-in groove of this flashlamp.
Aforesaid flash modules, wherein said its more comprises one first elastic parts, is arranged between this housing and this protruding axle, with moving to a second place so that this protruding axle promotes this slide block.
Aforesaid flash modules, wherein said its more comprises one second elastic parts, wherein this second elastic parts is arranged between this housing and this hook pawl, this hook pawl is rotated centered by this second rotating shaft, so that this hook part embeds in this draw-in groove of this flashlamp, make flashlamp be fixed on this off-position.
Aforesaid flash modules, wherein said its more comprises one the 3rd elastic parts, and wherein this connection rod set, by the 3rd elastic parts, departs from this hook part after this draw-in groove of this flashlamp, makes this flashlamp move to this open site.
Aforesaid flash modules, wherein said its is applied in an opposite force of the application of force that is greater than the 3rd elastic parts when this flashlamp, this lower edge of this flashlamp is connected to this upper limb of this pushing block, and then makes this pushing block promote this guide groove and this slide block is got back to this primary importance.
Aforesaid flash modules, this wherein said connection rod set comprises a first connecting rod, a second connecting rod and the first rotating shaft, and this first rotating shaft is through an axis hole of an axis hole, the 3rd torsion spring and this first connecting rod of this second connecting rod.
Aforesaid flash modules, this first connecting rod of wherein said its more comprises at least one projection, and this housing more comprises at least one slide rail, and this projection is arranged in this slide rail, so that this projection slides in this slide rail by the 3rd elastic parts.
Aforesaid flash modules, this wherein said second connecting rod more comprises at least one projection, and this flashlamp more comprises at least one slide rail, and this projection is arranged in this slide rail, so that this projection slides in this slide rail by the 3rd elastic parts.
Aforesaid flash modules, this wherein said connection rod set is arranged between this flashlamp and this housing, and at least one pivot of this first connecting rod combines with at least one axis hole of this flashlamp, at least one pivot of this second connecting rod combines with at least one axis hole of this housing.
Aforesaid flash modules, this wherein said flash modules more comprises a switch with a driving lever, and this flashlamp more comprises one group of rib, this flashlamp drives this group of rib to move between this off-position and this open site, so as to making this group of rib stir this driving lever.
Aforesaid flash modules, this wherein said flashlamp more comprises a stop, and this housing more comprises a track, and this stop is along this rail moving, and this stop is by a track upper limb of this track of butt, so that this flashlamp stops at this open site.
The object of the invention to solve the technical problems also realizes by the following technical solutions.Its proposition according to the present invention comprises: an optical sensor, in order to detect an ambient brightness; One computing center, in order to provide a flash of light signal according to this ambient brightness; And a flash modules, comprise: a flashlamp, comprises a draw-in groove and a lower edge; One housing, has an accommodation space, and this accommodation space is in order to receive this flashlamp in this off-position; One connection rod set, is arranged between this flashlamp and this housing, in order to drive this flashlamp to move between an open site and an off-position; One actuator, comprises a slide block with a perforation, in order to make this slide block be fixed on a primary importance in this off-position; One pushing block, has a protruding axle, a upper limb and one and the guide groove that connects of this slide block, and this protruding axle is by this perforation, and in the time of this off-position, this upper limb withstands a lower edge of this flashlamp; One hooks pawl, and this hook pawl comprises a hook part, an arm, a rotating shaft, and this hook part is at this off-position button hook in this draw-in groove, and this arm is placed on this protruding axle of this pushing block, and this rotating shaft is in order to drive this hook pawl rotation; One first elastic parts, is connected between this housing and this protruding axle; And one second elastic parts, be connected between this housing and this hook pawl.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid image capture unit, wherein said its carried out a focusing program when this computing center, and this computing center judges whether to start this flash modules according to this ambient brightness, in this way, makes this flashlamp move to this open site.
Aforesaid image capture unit, wherein said its more comprises one the 3rd elastic parts, wherein when this actuator discharges this slide block, this protruding axle promotes this slide block by this first elastic parts and moves to a second place, and this hook pawl is rotated centered by this second rotating shaft, make this hook part depart from this draw-in groove of this flashlamp, and this connection rod set is by the 3rd elastic parts, makes this flashlamp move to this open site.
Aforesaid image capture unit, wherein said its is applied in an opposite force of the application of force that is greater than the 3rd elastic parts when this flashlamp, this lower edge of this flashlamp is connected to this upper limb of this pushing block, and then drive this pushing block to promote this guide groove and this slide block is got back to this primary importance, and this hook pawl with this second rotating shaft rotation, embeds in this draw-in groove of this flashlamp this hook part by this second elastic parts.
Aforesaid image capture unit, this wherein said flash modules more comprises a switch, and this switch has a driving lever, and this flashlamp more comprises one group of rib, this flashlamp drives this group of rib to make this group of rib stir this driving lever, with the location confirmation signal that returns this flashlamp to this computing center.
Aforesaid image capture unit, this wherein said connection rod set comprises a first connecting rod and a second connecting rod, this first connecting rod and this second connecting rod have respectively at least one projection, and this housing and this flashlamp have respectively at least one slide rail, this projection of this first connecting rod is arranged in this slide rail of this housing, this projection of this second connecting rod is arranged in this slide rail of this flashlamp, so that described projection slides respectively by the 3rd elastic parts in described slide rail.
The present invention compared with prior art has obvious advantage and beneficial effect.From above technical scheme, main technical content of the present invention is as follows:
For achieving the above object, the invention provides a kind of flash modules, comprise a flashlamp, a connection rod set, an actuator, a pushing block, a hook pawl.This flashlamp comprises a draw-in groove and a lower edge.This connection rod set is in order to drive this flashlamp to move between an open site and an off-position.This housing has an accommodation space, and this accommodation space is in order to receive this flashlamp in this off-position.This actuator comprises a slide block with a perforation, in order to make this slide block be fixed on a primary importance in this off-position.This pushing block has a protruding axle, a rib, a upper limb and one and the guide groove that connects of this slide block, and this protruding axle is through this perforation, and this upper limb withstands this lower edge of this flashlamp in this off-position.This hook pawl comprises a hook part, an arm, a rotating shaft, and this hook part is at this off-position button hook in this draw-in groove, and this arm is placed on this rib of this pushing block, and this rotating shaft is in order to drive this hook pawl rotation.
In addition, for achieving the above object, the present invention also provides a kind of image capture unit, comprises an optical sensor, a computing center, a flash modules.This optical sensor is in order to detect an ambient brightness.This computing center is in order to provide a flash of light signal according to this ambient brightness.This flash modules, comprises a flashlamp, a housing, a connection rod set, an actuator, a pushing block, a hook pawl, one first elastic parts, one second elastic parts.This flashlamp comprises a draw-in groove and a lower edge.This housing has an accommodation space, and this accommodation space is in order to receive this flashlamp in this off-position.This connection rod set is arranged between this flashlamp and this housing, in order to drive this flashlamp to move between an open site and an off-position.This actuator comprises a slide block with a perforation, in order to make this slide block be fixed on a primary importance in this off-position.This pushing block has a protruding axle, a upper limb and one and the guide groove that connects of this slide block, and this protruding axle is by this perforation, and in the time of this off-position, this upper limb withstands a lower edge of this flashlamp.This hook pawl comprises a hook part, an arm, a rotating shaft, and this hook part is at this off-position button hook in this draw-in groove, and this arm is placed on this protruding axle of this pushing block, and this rotating shaft is in order to drive this hook pawl rotation.This first elastic parts is connected between this housing and this protruding axle.This second elastic parts is connected between this housing and this hook pawl.
By technique scheme, flash modules of the present invention and image capture unit at least have following advantages and beneficial effect: flash modules provided by the present invention, with the few assembly of quantity, completes the open and close of flashlamp; Therefore, can effectively reduce the size of image capture unit.
In sum, the invention provides a kind of flash modules, and apply the image capture unit of this flash modules.Flash modules comprises a flashlamp, a connection rod set, a housing, a solenoid valve, a pushing block, a hook pawl.When needs start flashlamp, each assembly carries out a series of action, makes flashlamp automated movement to open site.The present invention is a significant progress in technology, and has obvious good effect, is really a new and innovative, progressive, practical new design.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of instructions, and for above and other objects of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Brief description of the drawings
Figure 1A and Figure 1B show the stereographic map of flash modules of the present invention and image capture unit the first embodiment flash modules, and wherein Figure 1A shows the closed condition of flash modules, the opening that Figure 1B shows flash modules;
Fig. 2 shows the primary clustering exploded view of flash modules of the present invention and image capture unit the first embodiment flash modules;
Fig. 3 shows the stereographic map of the connection rod set of flash modules of the present invention and image capture unit the first embodiment;
Fig. 4 shows the stereographic map of flash modules first certain viewing angles under opening of flash modules of the present invention and image capture unit the first embodiment, and wherein in order to ask, icon is clear expresses, and the housing of flash modules does not show;
Fig. 5 and Fig. 6 show the flash modules stereographic map of lower the second certain viewing angles in off position of flash modules of the present invention and image capture unit the first embodiment, and in Fig. 5, do not show the housing of flash modules;
Fig. 7 shows the first torsion spring, the actuator of the flash modules of flash modules of the present invention and image capture unit the first embodiment, the connection stereographic map of pushing block;
Fig. 8 shows the stereographic map of flash modules the 3rd certain viewing angles under opening of flash modules of the present invention and image capture unit the first embodiment, does not wherein show the housing of flash modules;
Fig. 9 A and Fig. 9 B show the partial perspective view of the flash modules of flash modules of the present invention and image capture unit the first embodiment, and wherein Fig. 9 A shows that flashlamp shows that at off-position, Fig. 9 B flashlamp is in open site;
Figure 10 shows the stereographic map when flash modules of flash modules of the present invention and image capture unit the first embodiment is opened;
The flash modules that Figure 11 A and Figure 11 B show respectively flash modules of the present invention and image capture unit the first embodiment is being closed and the schematic diagram of opening; And
Figure 12 shows an image capture unit of flash modules of the present invention and another embodiment of image capture unit.
1 flash modules 2: computing center
3 camera lens modules 4: shutter release button
10: flash modules 10a: axis hole
10b: slide rail 10c: draw-in groove
10d: lower edge 10e: dial rib
10f: stop 20: housing
20a: accommodation space 20b: slide rail
20c: axis hole 20d: groove
20e: axle 20f: groove
20g: track 20h: track upper limb
20i: track 30: actuator
30a: slide block 30b: perforation
40: the first torsion spring 40a: end
40b: end 50: pushing block
50a: protruding axle 50b: guide groove
50c: rib 50d: upper limb
50e: groove 60: hook pawl
60a: hook part 60b: the second rotating shaft
60c: axis hole 60d: arm
60e: groove 60f: projection
70: the second torsion spring 70a: end
70b: end 80: connection rod set
802: first connecting rod 802a: axis hole
802b: projection 802c: pivot
802d: groove 804: second connecting rod
804a; Axis hole 804b: projection
804c: pivot 804d: groove
90: the three torsion spring 90a: end
90b: end 100: switch
100a: driving lever
Embodiment
Technological means and effect of taking for reaching predetermined goal of the invention for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to flash modules and its embodiment of image capture unit, structure, feature and effect thereof of proposing according to the present invention, be described in detail as follows.
Various embodiments of the present invention below will be described in detail in detail, and coordinate graphic as illustrating.Except these describe in detail, the present invention can also implement in other embodiments widely, any described embodiment easily substitute, amendment, equivalence change be included in scope of the present invention, and with after the scope of the claims be as the criterion.In the description of instructions, in order to make reader have more complete understanding to the present invention, many specific detail are provided; But the present invention may, at clipped or all under the prerequisite of these specific detail, still can implement.In addition, well-known step or assembly are not described in details, with the restriction of avoiding causing the present invention unnecessary.In graphic, same or similar assembly will represent with identical or simileys.Pay special attention to, graphic is only the use of signal, is not size or the quantity of proxy component reality, unless otherwise specified.
Figure 1A and Figure 1B show the stereographic map of one embodiment of the invention flash modules 1, and wherein Figure 1A shows that closed condition, Figure 1B of flash modules 1 shows the opening of flash modules 1.The flash modules 1 of the embodiment of the present invention, can be applicable to an image capture unit, for example camera or video camera.Wherein flash modules 1 comprises a flashlamp 10, when need to use flashlamp 10 illuminate the wish scene of taking, flashlamp 10 can, by off-position as shown in Figure 1A, be opened into open site as shown in Figure 1B.When user presses after shutter release button, flashlamp 10 also synchronously flashes.
The flash modules 1 of above-described embodiment is to utilize some linkage parts to make flashlamp 10 complete the action of closing with automatic unlatching.Wherein flashlamp 10 comprises two axis hole 10a, two slide rail 10b, a draw-in groove 10c, a lower edge 10d, one group of rib 10e and at least one stop 10f, and details are as follows for relevant link and action relationships.
The primary clustering of paper flash modules 1.Fig. 2 shows the primary clustering exploded view of above-described embodiment flash modules 1, and it comprises a flashlamp 10, a housing 20, an actuator 30, one first torsion spring 40, a pushing block 50, a hook pawl 60, one second torsion spring 70, a connection rod set 80, one the 3rd torsion spring 90, a switch 100.
Then introduce the annexation between function and the assembly of each assembly, as Fig. 2, first be the mechanism that is responsible for opening flashlamp 10, connection rod set 80 is connected and is arranged between the two with flashlamp 10 and housing 20 simultaneously, and is arranged at an accommodation space 20a of housing 20.In the time that flashlamp 10 cuts out, connection rod set 80 is received in accommodation space 20a; In the time that flashlamp 10 is unlocked, connection rod set 80 is lifted and is ejected from accommodation space 20a by flashlamp 10.
Fig. 3 shows the stereographic map of connection rod set 80.Fig. 4 shows the stereographic map of flashlamp 10 first certain viewing angles under opening, and wherein in order to ask, diagram is clear to be expressed, and housing 20 does not show.Consult Fig. 2, Fig. 3 and Fig. 4 simultaneously.Connection rod set 80 is made up of first connecting rod 802, second connecting rod 804 and the first rotating shaft 806.First connecting rod 802 has two symmetrical axis hole 802a, is arranged at outer rim and symmetrical two projection 802b, two pivot 802c and a groove 802d.Second connecting rod 804 has two symmetrical axis hole 804a, is arranged at inner edge and symmetrical two projection 804b, two pivot 804c and a groove 804d.The axis hole 802a of axis hole 804a, the 3rd torsion spring 90 and the first connecting rod 802 of second connecting rod 804 is successively passed in the first rotating shaft 806, to form the connection rod set 80 of X-type.Two pivot 802c of first connecting rod 802, with in two axis hole 10a of flashlamp 10 combine, two projection 802b are arranged at housing 20 two slide rail 20b, can slide respectively two projection 802b of first connecting rod 802 in two slide rail 20b.Two pivot 804c of second connecting rod 804, with in two axis hole 20c of housing 20 combine, two projection 804b are arranged at flashlamp 10 two slide rail 10b, can slide respectively two projection 804b of second connecting rod 804 in two slide rail 10b.Two ends 90a, the 90b of the 3rd torsion spring 90 is individually fixed in the groove 802d of first connecting rod 802 and the groove 804d of second connecting rod 804, the power that the 3rd torsion spring 90 like this provides respectively power that first connecting rod 802 is rotated counterclockwise and second connecting rod 804 to turn clockwise in xy plane.Wherein, the power that the 3rd torsion spring 90 puts on first connecting rod 802 can make first connecting rod 802 move toward positive x direction along the slide rail 20b of person's housing 20, the power that puts on second connecting rod 804 can make second connecting rod 804 move toward positive x direction along the slide rail 10b of person's flashlamp 10, whereby flashlamp 10 is lifted.
Hold, on the contrary, if provide one be greater than the 3rd torsion spring 90 torsion press down strength, make that first connecting rod 802 moves along the slide rail 20b of housing 20 toward negative x direction, second connecting rod 804 moves toward negative x direction along the slide rail 10b of person's flashlamp 10, so flashlamp 10 can be concealed in to accommodation space 20a.
Then, the interlock mechanism of utilizing hook pawl 60 and the second torsion spring 70 to control the open and close of flashlamp 10 is described.Fig. 5 and Fig. 6 show the present embodiment flash modules stereographic map of lower the second certain viewing angles in off position, and hook pawl 60 for specifically presenting, and do not show housing 20 in Fig. 5.Consult Fig. 2, Fig. 5 and Fig. 6 simultaneously, hook pawl 60 and there is a hook part 60a, one second rotating shaft 60b, an axis hole 60c, an arm 60d, a groove 60e.Wherein, the second rotating shaft 60b is through axis hole 60c, and making to hook pawl 60 can the second rotating shaft 60b be rotation center, in xy plane, rotates.Moreover, in hook part 60a embeds a draw-in groove 10c of flashlamp 10, can make flashlamp 10 be locked in off-position; When hook part 60a departs from draw-in groove 10c, based on the application of force of the 3rd torsion spring 90 to connection rod set 80, can make flashlamp 10 from accommodation space 20a ejection and in open site.In addition, it is upper that the second torsion spring 70 is sheathed on the second rotating shaft 60b, and its two ends 70a, 70b be individually fixed in and hook in the groove 60e of pawl 60 and the groove 20d of housing 20, hooks the torsion that pawl 60 1 counterclockwise rotates in xy plane whereby to provide.Particularly, if this power is not overcome or offsets, hook part 60a continues to be embedded in draw-in groove 10c, and flashlamp 10 is maintained in its closed position.
Then, illustrate and utilize actuator 30, the first torsion spring 40 and pushing block 50 to control the mechanism that hooks pawl 60.Fig. 7 shows the stereographic map that is connected of the first torsion spring 40 and actuator 30 and pushing block 50, and Fig. 8 shows the stereographic map of flash modules 1 the 3rd certain viewing angles under opening, and in order specifically to present pushing block 50, does not show housing 20.
Consult Fig. 2, Fig. 7 and Fig. 8, actuator 30 tops have a slide block 30a that can move along person y direction, and slide block 30a has a perforation 30b simultaneously.Particularly, pushing block 50 has a protruding axle 50a, a guide groove 50b, a rib 50c and a upper limb 50d, and projection 50a has a groove 50e.Wherein, pushing block 50 is arranged at slide block 30a top, and protruding axle 50a is through the perforation 30b of slide block 30a.In the present embodiment, the profile of slide block 30a roughly conforms to the profile of the guide groove 50b of pushing block 50.In addition, the rib 50c of pushing block 50 is arranged at the below of the arm 60d that hooks pawl 60, and the upper limb 50d of pushing block 50 props up a lower edge 10d of flashlamp 10.It is upper that the first torsion spring 40 is sheathed on an axle 20e of housing 20, and its two ends 40a, 40b be individually fixed in the groove 50e of protruding axle 50a and the groove 20f of housing 20, torsion or the thrust to provide protruding axle 50a mono-to move toward y direction like this.
In the present embodiment, actuator 30 can adopt a solenoid valve, for example, be normal-closed electromagnetic valve.Particularly, solenoid valve comprises a magnetite (not illustrating) and one group of magnetic coil (not illustrating).The magnetic force of magnetite can make slide block 30a move toward negative y direction, and this magnetic force is greater than the first torsion spring 40 and puts on the strength of protruding axle 50a, and wherein the first torsion spring 40 is that protruding axle 50a is bestowed to the strength moving toward positive y direction.Non-conductive when solenoid valve, slide block 30a can be subject to the magnetic attraction of magnetite and be fixed on solenoid valve; When solenoid valve conduction, on magnetic coil, form electric current and a magnetic force contrary with the magnetic force of magnetite, and then the magnetic force of magnetite and the magnetic force of coil are cancelled out each other, make slide block 30a no longer be subject to the constraint of magnetic force.
Therefore, when the magnetic force on slide block 30a disappears, the first torsion spring 40 is via protruding axle 50a is bestowed to torsion, and band movable slider 30a and pushing block 50 move toward positive y direction.Once pushing block 50 moves toward y direction, the related thrust that applies a positive y direction of the upper limb 50d of pushing block 50 is given the lower edge 10d of flashlamp 10; Simultaneously, the rib 50c that is positioned at arm 60d below lifts arm 60d, arm 60d is provided and hook the power that pawl 60 turns clockwise as rotation center one taking the second rotating shaft 60b in xy plane, and this power is greater than the second torsion spring 70 and offers the power that pawl 60 is rotated counterclockwise in xy plane that hooks, so, can make to hook pawl 60 departs from the draw-in groove 10c of flashlamp 10, and then flashlamp 10 is ejected from accommodation space 20a towards clockwise direction rotation, hook part 60a in xy plane.
Then, the position that utilizes switch 100 to detect flashlamp 10 is described.Fig. 9 A and Fig. 9 B show the partial perspective view of embodiment of the present invention flash modules, and wherein Fig. 9 A shows that flashlamp 10 shows the state of flashlamp 10 in open site at state, Fig. 9 B of off-position.As Fig. 9 A and Fig. 9 B, switch 100 is arranged on flashlamp 10, a side relative with hooking pawl 60.Wherein flashlamp 10 has more one group of rib 10e, and switch 100 has a driving lever 100a.When flashlamp 10 changes between open site and off-position, can drive group rib 10e to stir driving lever 100a, can be learnt by the direction of driving lever 100a whereby the position of flashlamp 10.It should be noted that in other embodiment of the present invention, can omit switch 100 and dial rib 10e, and otherwise detecting the change in location of flashlamp 10.
Then, the position that utilizes detent mechanism to open to control flashlamp 10 is described.Figure 10 shows stereographic map when the present embodiment flash modules is opened.Consult Fig. 2 and Figure 10, flashlamp has more at least one stop 10f, and housing 20 has more corresponding at least one track 20g, when flashlamp 10 moves to open site by off-position, stop 10f moves together along person's track 20g, until stop 10f touches track upper limb 20h.
Next, introduce the open and close flow process of whole flash modules 1.Figure 11 A and Figure 11 B show that respectively above-described embodiment flash modules 1 closing and the schematic diagram of opening, and wherein in order to ask, icon is clear expresses, and part assembly is not drawn as the first torsion spring 40, the second torsion spring 70, the 3rd torsion spring 90 etc.
Consult Figure 11 A and Figure 11 B, as previously mentioned, in the time that flashlamp 10 is in the closed position, the magnetite of actuator 30 can apply a magnetic force to slide block 30a, this magnetic force is greater than the first torsion spring 40 and drives the power of protruding axle 50a toward positive y direction, therefore slide block 30a is fixed in actuator 30.When determining that flashlamp 10 is transformed into open site by off-position, actuator 30 transient switchings, make the magnetic force that puts on slide block 30a be cancelled and disappear, and therefore the first torsion spring 40 can drive protruding axle 50a to move toward positive y direction together with slide block 30a and pushing block 50.Now protruding axle 50a moves and can drive whole hook pawl 60 taking the second rotating shaft 60b as rotation center toward positive y direction, in xy plane, turns clockwise, and makes the hook part 60a that hooks pawl 60 depart from draw-in groove 10c and discharge flashlamp 10.Now, the strength of constraint the 3rd torsion spring 90 disappears, and the related connection rod set 80 that makes is lifted flashlamp 10 toward positive y direction, until the stop 10f of flashlamp 10 props up track upper limb 20h, completes whereby the action that flashlamp 10 ejects from accommodation space 20a.
Hold, when flashlamp 10 is accommodated in accommodation space 20a by user's wish, can manually press down flashlamp 10, if being greater than the 3rd torsion spring 90, the power pressing down bestows the strength that flashlamp 10 moves toward positive y direction, so can make the lower edge butt of flashlamp 10 to pushing block 50, and then pushing block 50 is moved toward negative y direction via guide groove 50b band movable slider 30a, and get back to off-position, and again held by the magnetic force of the magnetite in actuator 30.In addition, pushing block 50 drives rib 50c to move toward negative y direction, makes to hook pawl 60 and loses gradually the power turning clockwise, and makes to hook pawl 60 centered by the second rotating shaft 60b, in xy plane, with counterclockwise rotation gradually, make hook part 60a embed draw-in groove 10c and flashlamp 10 is fixed on to off-position.
The first torsion spring 40, the second torsion spring 70, the 3rd torsion spring 90 that it should be noted that above-described embodiment also can other elastic parts, elastic component or torsion assembly replace, for example spring.In addition, some less important auxiliary bodies, do not list one by one, but not as limit.For example, hook pawl 60 and can there is a projection 60f, in the time that hook pawl 60 rotates, slide along a track 20i of person's housing 20, so contribute to accurate location.
Figure 12 shows an image capture unit according to another embodiment of the present invention, the flash modules 1 of application of aforementioned, and wherein icon is that flash modules 1 is in opening.The image capture unit of the present embodiment include, but are not limited to, a digital camera or digital camera, and be digital camera in this example.Except flash modules 1, image capture unit also comprises an optical sensor 2, a computing center (not illustrating), a camera lens module 3, a shutter release button 4.
As Figure 12, for example, in the time that user wants to take pictures, the button 4 of can partly tripping, makes image capture unit carry out a focusing program, and computing center receives current ambient brightness by optical sensor 2 simultaneously, and judge whether to start flash modules 1 according to ambient brightness, with the brightness of environmental enhancement.Particularly, can whether exceed a default value as judgment criterion by ambient brightness.If the judgment is Yes, computing center provides a flash of light instruction according to this ambient brightness, makes each assembly of flash modules 1 inside carry out foregoing a succession of action, and flashlamp 10 self imaging capture devices are ejected.When flashlamp 10 ejects to open site, aforementioned switches 100 meeting feedback one location confirmation signals are to computing center, and the order of charging is assigned at computing center simultaneously to flashlamp 10.When flashlamp 10 has charged, and user presses after shutter release button 4 completely for taking pictures, and flashlamp 10 flashes, and optical sensor 2 pick-up image immediately.After taking pictures, user can manual depression flashlamp 10, with aforesaid flow process, flashlamp 10 is accommodated in to accommodation space 20a.Wherein optical sensor 2 is photoelectric conversion units, in order to the light signal of sensing analog and light signal is converted to digital electric signal, particularly Charged Coupled Device (Charge-coupled Device, or CMOS (Complementary Metal Oxide Semiconductor) (Complementary Metal-Oxide-Semiconductor CCD),, but be not limited to this CMOS).
Above, the embedded flash modules that the embodiment of the present invention provides, with the few assembly of quantity, completes the open and close of flashlamp; Whereby, can effectively reduce the size of image capture unit.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, but not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be not depart from technical solution of the present invention content, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (18)
1. a flash modules, is characterized in that it comprises:
One flashlamp, comprises a draw-in groove and a lower edge;
One housing, has an accommodation space;
One connection rod set, connects this flashlamp and this housing, drives this flashlamp to move between an open site and an off-position, and this connection rod set and this flashlamp are in this off-position is placed in this accommodation space;
One actuator, comprises one and has the slide block of a perforation, and make this slide block be fixed on a primary importance in this off-position;
One pushing block, has a protruding axle, a rib, a upper limb and one and the guide groove that connects of this slide block, and this protruding axle is through this perforation, and this upper limb is connected to this lower edge of this flashlamp in this off-position;
One hooks pawl, comprises a hook part, an arm and a rotating shaft, and this hook part is at this off-position button hook in this draw-in groove, and this arm is by this rib and this pushing block interlock, and this hook pawl rotates by this rotating shaft;
One first elastic parts, by this protruding axle to this slide block towards a second place application of force; And
One the 3rd elastic parts, by this connection rod set to this flashlamp towards this open site application of force.
2. flash modules as claimed in claim 1, it is characterized in that it works as this actuator and discharge this slide block, this protruding axle promotes this slide block and moves to this second place, and drive this arm of this hook pawl via this rib of this pushing block, this hook pawl is rotated centered by this rotating shaft, make this hook part depart from this draw-in groove of this flashlamp.
3. flash modules as claimed in claim 2, is characterized in that this first elastic parts is arranged between this housing and this protruding axle, and this first elastic parts makes this protruding axle promote this slide block to move to this second place.
4. flash modules as claimed in claim 2, it is characterized in that it more comprises one second elastic parts, wherein this second elastic parts is arranged between this housing and this hook pawl, this second elastic parts rotates this hook pawl centered by this rotating shaft, so that this hook part embeds in this draw-in groove of this flashlamp, make flashlamp be fixed on this off-position.
5. flash modules as claimed in claim 2, is characterized in that this connection rod set, by the 3rd elastic parts, departs from this hook part after this draw-in groove of this flashlamp, makes this flashlamp move to this open site.
6. flash modules as claimed in claim 5, it is characterized in that it works as this flashlamp and be applied in an opposite force of the application of force that is greater than the 3rd elastic parts, this lower edge of this flashlamp is connected to this upper limb of this pushing block, and then makes this pushing block promote this guide groove and this slide block is got back to this primary importance.
7. flash modules as claimed in claim 5, is characterized in that this connection rod set comprises a first connecting rod, a second connecting rod and the first rotating shaft, and this first rotating shaft is through an axis hole of an axis hole, the 3rd elastic parts and this first connecting rod of this second connecting rod.
8. flash modules as claimed in claim 7, is characterized in that its this first connecting rod more comprises at least one projection, and this housing more comprises at least one slide rail, and this projection is arranged in this slide rail, so that this projection slides in this slide rail by the 3rd elastic parts.
9. flash modules as claimed in claim 7, is characterized in that this second connecting rod more comprises at least one projection, and this flashlamp more comprises at least one slide rail, and this projection is arranged in this slide rail, so that this projection slides in this slide rail by the 3rd elastic parts.
10. flash modules as claimed in claim 7, it is characterized in that this connection rod set is arranged between this flashlamp and this housing, and at least one pivot of this first connecting rod combines with at least one axis hole of this flashlamp, at least one pivot of this second connecting rod combines with at least one axis hole of this housing.
11. flash modules as claimed in claim 1, it is characterized in that this flash modules more comprises a switch with a driving lever, and this flashlamp more comprises one group of rib, this flashlamp drives this group of rib to move between this off-position and this open site, so as to making this group of rib stir this driving lever, and then make this switch detect the position of this flashlamp by this driving lever.
12. flash modules as claimed in claim 1, it is characterized in that this flashlamp more comprises a stop, this housing more comprises a track, and this stop is along this rail moving, and this stop is by a track upper limb of this track of butt, so that this flashlamp stops at this open site.
13. 1 kinds of image capture units, is characterized in that it comprises:
One optical sensor, in order to detect an ambient brightness;
One computing center, provides a flash of light signal according to this ambient brightness; And
One flash modules, comprises:
One flashlamp, comprises a draw-in groove and a lower edge;
One housing, has an accommodation space;
One connection rod set, is arranged between this flashlamp and this housing, drives this flashlamp to move between an open site and an off-position, and this connection rod set and this flashlamp are in this off-position is placed in this accommodation space;
One actuator, comprises one and has the slide block of a perforation, and make this slide block be fixed on a primary importance in this off-position;
One pushing block, has a protruding axle, a rib, a upper limb and one and the guide groove that connects of this slide block, and this protruding axle is by this perforation, and in the time of this off-position, this upper limb is connected to this lower edge of this flashlamp;
One hooks pawl, and this hook pawl comprises a hook part, an arm and a rotating shaft, and this hook part is at this off-position button hook in this draw-in groove, and this arm is by this rib and this pushing block interlock, and this hook pawl rotates by this rotating shaft;
One first elastic parts, is connected between this housing and this protruding axle, and this first elastic parts by this protruding axle to this slide block towards a second place application of force;
One second elastic parts, is connected between this housing and this hook pawl; And
One the 3rd elastic parts, by this connection rod set to this flashlamp towards this open site application of force.
14. image capture units as claimed in claim 13, it is characterized in that it works as this image capture unit and carry out a focusing program, this computing center judges whether to start this flash modules according to this ambient brightness, in this way, makes this flashlamp move to this open site.
15. image capture units as claimed in claim 13, it is characterized in that discharging this slide block when this actuator, this protruding axle promotes this slide block by this first elastic parts and moves to this second place, and this hook pawl is rotated centered by this rotating shaft, make this hook part depart from this draw-in groove of this flashlamp, and this connection rod set, by the 3rd elastic parts, makes this flashlamp move to this open site.
16. image capture units as claimed in claim 15, it is characterized in that it works as this flashlamp and be applied in an opposite force of the application of force that is greater than the 3rd elastic parts, this lower edge of this flashlamp is connected to this upper limb of this pushing block, and then drive this pushing block to promote this guide groove and this slide block is got back to this primary importance, and this hook pawl with this rotating shaft rotation, embeds in this draw-in groove of this flashlamp this hook part by this second elastic parts.
17. image capture units as claimed in claim 13, it is characterized in that this flash modules more comprises a switch, this switch has a driving lever, and this flashlamp more comprises one group of rib, this flashlamp drives this group of rib to make this group of rib stir this driving lever, with the location confirmation signal that returns this flashlamp to this computing center.
18. image capture units as claimed in claim 13, it is characterized in that this connection rod set comprises a first connecting rod and a second connecting rod, this first connecting rod and this second connecting rod have respectively at least one projection, and this housing and this flashlamp have respectively at least one slide rail, this projection of this first connecting rod is arranged in this slide rail of this housing, this projection of this second connecting rod is arranged in this slide rail of this flashlamp, so that described projection slides respectively by the 3rd elastic parts in described slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110056900.4A CN102681294B (en) | 2011-03-07 | 2011-03-07 | Flash lamp module and image capturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110056900.4A CN102681294B (en) | 2011-03-07 | 2011-03-07 | Flash lamp module and image capturing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102681294A CN102681294A (en) | 2012-09-19 |
| CN102681294B true CN102681294B (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110056900.4A Active CN102681294B (en) | 2011-03-07 | 2011-03-07 | Flash lamp module and image capturing device |
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| CN (1) | CN102681294B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777436B (en) * | 2012-10-24 | 2017-05-24 | 浙江艺迅装饰设计工程有限公司 | Flash lamp pop-up structure |
| CN111965921B (en) * | 2020-09-07 | 2022-02-18 | 南京钟山虚拟现实技术研究院有限公司 | Multi-flash-lamp photographic device for high-definition imaging |
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| US4357087A (en) * | 1976-09-07 | 1982-11-02 | Canon Kabushiki Kaisha | Camera incorporated with a movable flash light device |
| US6351609B1 (en) * | 1999-06-25 | 2002-02-26 | Asahi Kogaku Kogyo Kabushiki Kaisha | Built-in retractable flash of a camera |
| CN1804713A (en) * | 2005-01-12 | 2006-07-19 | 三星Techwin株式会社 | Strobe device for 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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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4357087A (en) * | 1976-09-07 | 1982-11-02 | Canon Kabushiki Kaisha | Camera incorporated with a movable flash light device |
| US6351609B1 (en) * | 1999-06-25 | 2002-02-26 | Asahi Kogaku Kogyo Kabushiki Kaisha | Built-in retractable flash of a camera |
| CN1804713A (en) * | 2005-01-12 | 2006-07-19 | 三星Techwin株式会社 | Strobe device for 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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|---|---|
| CN102681294A (en) | 2012-09-19 |
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