A kind of automatic zoom camera lens of intelligence and taken module thereof
Technical field
The utility model relates to zoom lens, relates in particular to a kind of automatic zoom camera lens of intelligence and the taken module of this intelligent automatic zoom camera lens is installed.
Background technology
Along with the development of camera technique, taken module is widely used in the camera head of various uses, and the combinations such as taken module and various portable electron device such as mobile phone, video camera, computer, obtain numerous consumers' favor especially.
Now, the zoom function of taken module has and roughly is divided into two kinds of patterns: optical zoom and Digital Zoom.Optical zoom is to rely on this body structure of optical lens to realize zoom, drives by drive unit namely that lens in camera lens move or the manual rotation lens barrel makes lens move so that the scenery of object zooms in or out.The taken module that the zoom multiple is larger, its camera lens volume is relatively large, and therefore, the lens that it is inner or image sensor mobile space are larger.Yet, above-mentioned two kinds of lens move mode complex structures, its cost is also higher, should use also inconvenient.
In addition, the zoom lens of taken module, along with the increase in serviceable life, is easy to save bit by bit grieshoch, thereby affects the capture quality, and general camera lens all is difficult to clear up.
Summary of the invention
In view of this, be necessary to provide a kind of automatic zoom camera lens of intelligence easy to use, and the taken module of this intelligent automatic zoom camera lens is installed.The automatic zoom camera lens of intelligence of the present utility model need not the manually-operated focusing, automatic focusing, and the operation of " goof " formula, do not need the operating personnel to possess the photography basis, thereby be convenient to apply in consumers in general.
The utility model is achieved in that a kind of automatic zoom camera lens of intelligence, and it comprises some lens, lens barrel, image sensor, circuit board, microscope base, lens mount pad and magnetic pole driven unit; This image sensor is contained in this microscope base and in this circuit board, reaches electric connection, one end of this lens barrel be loaded on this microscope base and the other end to the object capture, these some lens are contained in this lens barrel, and this object passes through these some lens imagings on this image sensor; This magnetic pole driven unit comprises fixed solenoid and mobile electromagnetical coil; This fixed solenoid is fixed on the madial wall of this microscope base, and this mobile electromagnetical coil is fixed on the lateral wall of this lens barrel and between this lens barrel and this microscope base; This fixed solenoid and this mobile electromagnetical coil are electrically connected at respectively this circuit board, by this circuit board, by controlling direction of current on this fixed solenoid and this mobile electromagnetical coil and the magnitude of current, are driven this lens barrel and move and realize zoom relative to this microscope base; Be fixed with elastic strip between this fixed solenoid and this mobile electromagnetical coil, and this elastic strip is parallel to the optical axis of this magnetic pole drive-type zoom lens; Two chutes are opened on the madial wall of this lens barrel relatively, this lens mount pad comprises two slide rails that match with these two chutes and is fixed on ringwise some lens installation portions between these two slide rails, and these some lens are arranged on these some lens installation portions indirectly fixing with this lens barrel packaged type by the mutual movement between chute and slide rail; These lens are the liquid film lens, these liquid film lens comprise conductive film and are filled in liquid in this conductive film, and this conductive film is electrically connected at this circuit board and is controlled the varicose degree of this conductive film by this circuit board to change the curvature of these liquid film lens.
Further improvement as such scheme, this microscope base offers groove near on the end face of this image sensor, and this groove is also radially extended and with the inner space of this microscope base, is communicated by the madial wall of this microscope base, this fixed solenoid is fixed in this groove, and this mobile electromagnetical coil is sticked in this groove and this groove slip relatively.
Preferably, this zoom lens also comprises O-ring seal, and the end that the sealing circle is sticked in this lens barrel is fixed on this lens mount pad sealing in this lens barrel.
Again preferably, this groove is the annular groove concentric with this microscope base.
Again preferably, this fixed solenoid and this image sensor are in the same plane.
As the further improvement of such scheme, this fixed solenoid and this mobile electromagnetical coil are drawn respectively lead-in wire and are electrically connected at this circuit board.
As the further improvement of such scheme, this circuit board is flexible PCB.
Further improvement as such scheme, be provided with some arc convex on the lateral wall of these some lens installation portions, these two slide rails are respectively arranged with the arc groove that matches with these some arc convex, and two slide rails of these some lens installation portions and this are realized removable the connection by arc convex with the cooperation between arc groove.
As the further improvement of such scheme, this elastic strip is a kind of in rubber strip, bungee, spring.
The utility model also provides a kind of taken module, and it is equipped with the automatic zoom camera lens of intelligence, and this automatic zoom camera lens comprises some lens, lens barrel, image sensor, circuit board, microscope base, lens mount pad and magnetic pole driven unit; This image sensor is contained in this microscope base and in this circuit board, reaches electric connection, one end of this lens barrel be loaded on this microscope base and the other end to the object capture, these some lens are contained in this lens barrel, and this object passes through these some lens imagings on this image sensor; This magnetic pole driven unit comprises fixed solenoid and mobile electromagnetical coil; This fixed solenoid is fixed on the madial wall of this microscope base, and this mobile electromagnetical coil is fixed on the lateral wall of this lens barrel and between this lens barrel and this microscope base; This fixed solenoid and this mobile electromagnetical coil are electrically connected at respectively this circuit board, by this circuit board, by controlling direction of current on this fixed solenoid and this mobile electromagnetical coil and the magnitude of current, are driven this lens barrel and move and realize zoom relative to this microscope base; Be fixed with elastic strip between this fixed solenoid and this mobile electromagnetical coil, and this elastic strip is parallel to the optical axis of this magnetic pole drive-type zoom lens; Two chutes are opened on the madial wall of this lens barrel relatively, this lens mount pad comprises two slide rails that match with these two chutes and is fixed on ringwise some lens installation portions between these two slide rails, and these some lens are arranged on these some lens installation portions indirectly fixing with this lens barrel packaged type by the mutual movement between chute and slide rail; These lens are the liquid film lens, these liquid film lens comprise conductive film and are filled in liquid in this conductive film, and this conductive film is electrically connected at this circuit board and is controlled the varicose degree of this conductive film by this circuit board to change the curvature of these liquid film lens.
Further improvement as such scheme, this microscope base offers groove near on the end face of this image sensor, and this groove is also radially extended and with the inner space of this microscope base, is communicated by the madial wall of this microscope base, this fixed solenoid is fixed in this groove, and this mobile electromagnetical coil is sticked in this groove and this groove slip relatively.
Preferably, this fixed solenoid, this mobile electromagnetical coil all arrange with this microscope base is concentric.
Again preferably, this groove is the annular groove concentric with this microscope base.
Again preferably, this fixed solenoid and this image sensor are in the same plane.
As the further improvement of such scheme, this fixed solenoid and this mobile electromagnetical coil are drawn respectively lead-in wire and are electrically connected at this circuit board.
As the further improvement of such scheme, this circuit board is flexible PCB.
Further improvement as such scheme, be provided with some arc convex on the lateral wall of these some lens installation portions, these two slide rails are respectively arranged with the arc groove that matches with these some arc convex, and two slide rails of these some lens installation portions and this are realized removable the connection by arc convex with the cooperation between arc groove.
As the further improvement of such scheme, this elastic strip is a kind of in rubber strip, bungee, spring.
the automatic zoom camera lens of intelligence of the present utility model, and the taken module of this intelligent automatic zoom camera lens is installed, by the magnetic pole driven unit is set, by the fixed solenoid of control magnetic pole driven unit and the direction of current of mobile electromagnetical coil, and change the corresponding magnitude of current, move relative to this microscope base and realize zoom and drive this lens barrel, thereby, only need to adopt structure of the present utility model can realize automatic focusing in the program design of common automatic focusing, thereby need not the manually-operated focusing, the operation of " goof " formula realizes automatic focusing, do not need the operating personnel to possess the photography basis, easy to use, when the relative displacement between fixed solenoid and mobile electromagnetical coil departs from initial value, elastic strip is stored energy thereupon deformation occurs, thereby fixed solenoid and mobile electromagnetical coil can Rapid resets when resetting, improve response speed, increase sensitivity, also by being set, the liquid film lens realize dual zoom in addition, thereby significantly improve the zoom amplitude, thereby be convenient to apply in consumers in general, have broad application prospects.
Description of drawings
The cross-sectional schematic of the automatic zoom camera lens of the intelligence that Fig. 1 provides for the utility model preferred embodiments.
Fig. 2 is the vertical view of the lens mount pad of camera lens in Fig. 1.
Main symbol description: microscope base 1, lens barrel 2, lens 3, lens installation portion 4, image sensor 5, mobile electromagnetical coil 6, fixed solenoid 7, circuit board 8, groove 9, O-ring seal 10, elastic strip 13, chute 21, slide rail 41, lens mount pad 40.
Embodiment
, in order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
See also Fig. 1, the cross-sectional schematic of the automatic zoom camera lens of the intelligence that it provides for the utility model preferred embodiments.The automatic zoom camera lens of intelligence can be applicable in taken module, and taken module carries out capture, preservation and processing by zoom lens.Taken module can be applicable to possess in the electronic installation of capture function, as device for mobile communication such as mobile phone, iPAD, notebook computers.
The automatic zoom camera lens of intelligence of the present utility model comprises some lens installation portions 4, some lens 3, lens barrel 2, image sensor 5, circuit board 8, microscope base 1, lens mount pad 40 and magnetic pole driven unit.The magnetic pole driven unit comprises fixed solenoid 7 and mobile electromagnetical coil 6.
Image sensor 5 is contained in microscope base 1 and in circuit board 8, reaches electric connection, an end of lens barrel 2 be loaded on microscope base 1 and the other end to the object capture.These some lens 3 are contained in this lens barrel 2, and this object is imaged on this image sensor 5, to realize capture by these some lens 3.These some lens installation portions 4 are fixed on the madial wall of this lens barrel 2, and these some lens 3 are contained in this lens barrel 2 when interior, and these some lens 3 are arranged on these some lens installation portions 4 and indirectly fixing with this lens barrel 2.The quantity that is appreciated that lens 3 is consistent with the quantity of lens installation portion 4.Lens 3 directly cement on the madial wall of lens barrel 2, polluted by viscose or damage, the instrumentality of scioptics installation portion 4 can reduce the pollution to lens 3, in addition,, when lens 3 stick on lens installation portion 4, when lens barrel 2 is interior and lens installation portion 4 is not also packed into, can clear up lens 3, but lens 3 directly glue when interior into lens barrel 2, but are difficult to cleaning.
Please in conjunction with Fig. 2, in the present embodiment, offer two chutes that are oppositely arranged 21 on the madial wall of this lens barrel 2, lens mount pad 40 comprises two slide rails 41 that match with these two chutes 21 and is fixed on ringwise some lens installation portions 4 between these two slide rails 41.In the present embodiment, the quantity of lens 3 and lens installation portion 4 is illustrated take three as example respectively.Lens installation portion 4 can be fixed between these two slide rails 41 by viscose; Also can be by coordinating between arc convex and arc groove, make between lens installation portion 4 and two slide rails 41 and realize removable the connection, as, be provided with some arc convex on the lateral wall of lens installation portion 4, these two slide rails 41 are respectively arranged with the arc groove that matches with these some arc convex.
Lens 3 are arranged on this lens installation portion 4 indirectly fixing with these lens barrel 2 packaged types by the mutual movement between chute 21 and slide rail 41.Like this, when cleaning lens 3, only lens mount pad 40 need to be pulled out from lens barrel 2, then the lens on lens mount pad 40 be cleared up and got final product, very convenient.
The end that O-ring seal 10 is used for being sticked in this lens barrel 2 is fixed on these lens mount pad 40 sealings in this lens barrel 2, prevents that lens mount pad 40 from coming off in the process such as rocking in lens barrel 2.
In the present embodiment, lens 3 are the liquid film lens, these liquid film lens comprise conductive film and are filled in the interior liquid of this conductive film, this conductive film is electrically connected at varicose degree that this circuit board 8 controls these conductive films by this circuit board 8 to change the curvature of these liquid film lens, thereby makes magnetic pole drive-type automatic zoom camera lens realize autozoom.In the specific implementation, can be by draw two lead-in wires on conductive film, and be electrically connected at circuit board 8, the circuit on circuit board 8 waits design to control the varicose degree of conductive film by programming.
This fixed solenoid 7 is fixed on the madial wall of this microscope base 1, and this mobile electromagnetical coil 6 is fixed on the lateral wall of this lens barrel 2 and between this lens barrel 2 and this microscope base 1.This fixed solenoid 7 is electrically connected at respectively this circuit board 8 with this mobile electromagnetical coil 6, by this circuit board 8, by controlling direction of current on this fixed solenoid 7 and this mobile electromagnetical coil 6 and the magnitude of current, is driven this lens barrel 2 and moves and realize zoom relative to this microscope base 1.
When realizing being electrically connected, this fixed solenoid 7 can be drawn respectively lead-in wire and be electrically connected at this circuit board 8 with this mobile electromagnetical coil 6.Circuit board 8 can adopt flexible PCB, circuit board 8 is controlled fixed solenoid 7 and is presented identical magnetic pole with mobile electromagnetical coil 6, thereby mutually repel, because fixed solenoid 7 is fixed on microscope base 1 motionless, and mobile electromagnetical coil 6 can move relative to microscope base 1, therefore, mobile electromagnetical coil 6 moves towards the direction away from fixed solenoid 7 under the repulsive force effect in magnetic field.The moving displacement of fixed solenoid 7 is controlled fixed solenoid 7 by circuit board 8 and is realized with the magnitude of current of mobile electromagnetical coil 6.
In the present embodiment, fixed solenoid 7 is specially with the mounting means of mobile electromagnetical coil 6: microscope base 1 offers groove 9 near on the end face of this image sensor 5, and this groove 9 is also radially extended and with the inner space of this microscope base 1, is communicated by the madial wall of this microscope base 1, and microscope base 1 has enough spaces to accommodate simultaneously this magnetic pole driven unit and lens barrel 2 like this.Fixed solenoid 7 is fixed in this groove 9, and this mobile electromagnetical coil 6 is sticked in this groove 9 and these groove 9 slips relatively, and lens barrel 2 can be loaded on microscope base 1 indirectly by mobile electromagnetical coil 6 like this.
Be fixed with elastic strip 13 between this fixed solenoid 7 and this mobile electromagnetical coil 6, thereby this elastic strip 13 is housed in this groove 9, this elastic strip 13 also is parallel to the optical axis of this magnetic pole drive-type zoom lens.This elastic strip 13 can be a kind of in rubber strip, bungee, spring.When the relative displacement between fixed solenoid 7 and mobile electromagnetical coil 6 departs from initial value, elastic strip 13 is stored energy thereupon deformation occurs, thereby fixed solenoid 7 and mobile electromagnetical coil 6 can Rapid reset when resetting, and improves response speed, increases sensitivity.
Preferably, fixed solenoid 7, mobile electromagnetical coil 6 all with the concentric setting of this microscope base 1, thereby can not can affect the capture quality.This groove 9 is the annular groove concentric with this microscope base 1 as far as possible.This fixed solenoid 7 can be in the same plane with this image sensor 5.
in sum, the utility model is by arranging the magnetic pole driven unit, by the fixed solenoid 7 of control magnetic pole driven unit and the direction of current of mobile electromagnetical coil 6, and change the corresponding magnitude of current, move relative to this microscope base 1 and realize zoom and drive this lens barrel 2, thereby, only need to adopt structure of the present utility model can realize automatic focusing in the program design of common automatic focusing, thereby need not the manually-operated focusing, the operation of " goof " formula realizes automatic focusing, do not need the operating personnel to possess the photography basis, easy to use, and when the relative displacement between fixed solenoid 7 and mobile electromagnetical coil 6 departs from initial value, elastic strip 13 is stored energy thereupon deformation occurs, thereby fixed solenoid 7 and mobile electromagnetical coil 6 can Rapid resets when resetting, improve response speed, increase sensitivity, also by being set, the liquid film lens realize dual zoom in addition, thereby significantly improve the zoom amplitude, thereby be convenient to apply in consumers in general, have broad application prospects.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.