CN110346852A

CN110346852A - Zoom lens module

Info

Publication number: CN110346852A
Application number: CN201810292653.XA
Authority: CN
Inventors: 蔡赐庆; 陈洁儒
Original assignee: KUNSHAN DRAGONSTATE ELECTRONIC TECHNOLOGY Co Ltd; Concraft Holding Co Ltd
Current assignee: KUNSHAN DRAGONSTATE ELECTRONIC TECHNOLOGY Co Ltd; Concraft Holding Co Ltd
Priority date: 2018-04-03
Filing date: 2018-04-03
Publication date: 2019-10-18

Abstract

A kind of zoom lens module includes one the open end of the shell to be arranged in close the soft lens of the room and the medium control device that is connected with the intercommunicating pore with a room, the shell of an open end and an intercommunicating pore, one.The soft lens are exposed to the hull outside with one and first surface with a first curvature and one are located at the compartment and the second curved surface opposite and having a torsion with the first surface.The medium control device is connected to the intercommunicating pore, to control a medium in the indoor volume of the appearance, to squeeze second curved surface in the indoor volume change of the appearance using the medium, change the torsion of second curved surface, the spacing between second curved surface and the first surface is set to generate variation, to reach pancratic effect.

Description

Zoom lens module

Technical field

The present invention relates to a kind of lens module, in particular to a kind of zoom lens module.

Background technique

Zoom lens module is significantly applied in smartphone or camera, to make shadow using the change of focal length The imaging effect of picture is relatively sharp.

Existing zoom lens module discloses one kind if TaiWan, China announces No. 363202 patent of invention cases of I The lens module of regulating lens curvature is mainly equipped with a lens set in a framework, and the lens set has a base Eyeglass, and an at least soft lens are equipped in at least side of base's eyeglass, and between base's eyeglass and the soft lens With a gap, and the side of the framework has an entrance being connected with the gap, which connects a fluid Supplying apparatus, And a liquid has been installed in the fluid Supplying apparatus, the liquid warp in the fluid Supplying apparatus to be somebody's turn to do by a control device The entrance of framework and inject in the gap of each eyeglass, whereby to change the curvature of each eyeglass.

However mainly so that the soft lens is integrally generated deformation by the liquid in No. 363202 patent of invention cases of I, To achieve the effect that change curvature.Since the soft lens are whole when generating deformation, can make this two of soft relatively It answers face while generating deformation, therefore work as the soft lens during generating deformation, and this two can not be grasped really relatively The Curvature varying between face is answered, in this way, the variation of focal length can not be grasped really, and the phenomenon that generate stray light.

For another example TaiWan, China announces No. 402599 patent of invention cases of I, discloses a kind of lens module and camera model, packet Include: a lens barrel, the side wall of the lens barrel offer an at least venthole.One is housed in the first eyeglass in the lens barrel, first mirror Piece is fixedly provided in the lens barrel.One is housed in the second eyeglass in the lens barrel, which has a main part and one Around the external elastic portion of the main body, the external elastic portion and the lens barrel are fitted close.Second eyeglass, first eyeglass and should Lens barrel defines a space, and at least a venthole is connected to this in the space.And a Pneumatic controller, connect with an at least venthole It is logical, for changing the air pressure in the space, to drive second eyeglass relative to first lens movement.

However No. 402599 patent of invention cases of I be mainly pass through change between first eyeglass and second eyeglass away from From to achieve the effect that zoom.Although such mode can effectively control the variation of curvature, the whole camera lens mould will cause The volume of block becomes larger, and can not apply in the smartphone of slimming or camera.

Therefore, how to provide one kind can apply in smartphone or camera, and has small in size and can effectively grasp The lens module of zoom focal length, the technological means and its purpose as of the invention to be solved.

Summary of the invention

The main object of the present invention is to provide a kind of pancratic mirror small in size and can effectively grasping zoom focal length Head module.

In order to achieve the above object, zoom lens module of the present invention, includes a shell, a soft lens and Jie Matter control device.Wherein, which has a room, an open end communicated with the room and an intercommunicating pore.The soft mirror Piece is set to the open end of the shell to close the room, which is exposed to the hull outside with one and has one The first surface of first curvature and one it is located at the compartment and opposite with the first surface and that there is a torsion the Two curved surfaces.The medium control device is connected to the intercommunicating pore, to control a medium in the indoor volume of the appearance, to utilize Jie Matter squeezes second curved surface in the indoor volume change of the appearance, changes the torsion of second curved surface, makes second song Spacing between face and the first surface generates variation.

In one embodiment, which further further includes is made of an outer housing and a sealing plate, the open end Set on the top of the outer housing, which is set to the side of the outer housing, and the room is by the outer housing and the sealing plate institute Composition.

In one embodiment, which is further as made by a lighttight rigid plastics.

In one embodiment, which is in a manner of injection molding directly in the open end for forming the outer housing Place.

In one embodiment, which is further as made by the rigid plastics of a light-permeable.

In one embodiment, which is further as made by the soft material of a light-permeable.

In one embodiment, which is silica gel.

In one embodiment, which is further a convex lens.

In one embodiment, which is further a concavees lens.

In one embodiment, which is further selected from one of liquid or gas.

The present invention zoom lens module has the advantages that following compared to the prior art:

1. the present invention can by the medium in the indoor volume change of the appearance, with second curved surface to the soft lens into Row compression, and then change the torsion of second curved surface, so that the Curvature varying of its single side is reached pancratic effect, to have The control of the progress zoom focal length of effect.

2. the present invention can effectively reduce the volume of the lens module, and then be applied to by the Curvature varying of single side In the smartphone or camera of slimming.

Detailed description of the invention

Fig. 1 is the cross-sectional view of lens module provided in an embodiment of the present invention.

Fig. 2 is the cross-sectional view that the embodiment of the present invention is applied in a camera model.

Fig. 3 is the cross-sectional view after the torsion variation of soft lens in lens module shown in FIG. 1.

[symbol description]

10 shells

101 outer housings

102 sealing plates

11 rooms

12 open ends

13 intercommunicating pores

20 soft lens

21 first surfaces

22 second curved surfaces

30 medium control devices

40 media

50 camera modules

51 microscope bases

52 image sensing modules

53 circuit boards

Specific embodiment

Detailed description for the present invention and technology contents, now just cooperation Detailed description of the invention is as follows:

As shown in Figure 1, the present invention is a kind of zoom lens module, it include a shell 10, a soft lens 20 An and medium control device 30.

Specifically, the open end 12 and one that there is the shell 10 room 11, one to be connected with the room 11 is set to 10 side of shell and the intercommunicating pore 13 being connected with the room 11.In the present embodiment, which is by an outer housing 101 And one sealing plate 102 formed, the outer housing 101 be as one can not light transmission rigid plastics in a manner of injection molding made by, The open end 12 is located at the top of the outer housing 101, which is located at the side of the outer housing 101.The sealing plate 102 is then It is to be formed by the rigid plastics of a light-permeable, which is that 101 phase of outer housing is fixed in the way of high frequency etc. At the position of the open end 12, the room 11 is formed to close the outer housing 101 using the sealing plate 102.

The soft lens 20 are then that the open end 12 of the outer housing 101 is arranged in, so that the room 11 forms a closing Space.In the present embodiment, which is to utilize injection molding using the soft material of a light-permeable, such as silica gel Mode is integrally formed at the position of the open end 12, and the soft lens 20 is made to be combined into one with the outer housing 101.This is soft Eyeglass 20 has one to be exposed to the first surface 21 outside the shell 10 and second curved surface 22 in the room 11, should First surface 21 has a first curvature, which has one second curved surface.And the first surface 21 forms a convex lens Mirror, second curved surface 22 form a concavees lens.

The medium control device 30 is interconnected with the intercommunicating pore 13 that 10 side of shell is arranged in, medium control dress 30 are set to inject in the room 11 medium 40 by the intercommunicating pore 13.In the present embodiment, which can be selected from gas One of body or liquid, after the medium 40 injects room 11 by the intercommunicating pore 13 using the medium control device 30, To change the medium 40 in the volume in the room 11.

As shown in Fig. 2, when zoom lens module application of the invention is when on a camera module 50, the photography mould Block 50 includes a microscope base 51, an image sensing module 52 and a circuit board 53, the shell 10 to be connect with the microscope base 51, The sealing plate 102 is set to be located at the top of the image sensing module 52, and the image sensing module 52 is then to be electrically connected at the electricity On road plate 53, which be set in the microscope base 51.

Referring to Fig. 1, the first curvature of second curved surface 22 of the soft lens 20 is original shape, at this point, Jie 40 volume of matter is less than or equal to the volume of the room 11.Referring to Fig. 3, making the medium 40 when the medium control device 30 is opened When entering 11 inside of room via the intercommunicating pore 13, as volume of the medium 40 in the room 11 increases, since this is outer Shell 101 and the sealing plate 102 are all as made by rigid plastics, and as made by silica gel, therefore the soft lens 20 are then When the volume of the medium 40 in the room 11 gradually increases, which can be to second curved surface 22 of the soft lens 20 Squeezed so that second curved surface 22 the torsion generate change, enable the torsion become larger, and make this second The direction that curved surface 22 is increasingly towards the first surface 21 is close, between shortening between the first surface 21 and second curved surface 22 Away from.

After the medium 40 is back to medium control device 30 by the intercommunicating pore 13, the medium 40 is in the room 11 Volume be gradually reduced, which can gradually be returned back to original state, thus can by the elasticity of silica gel Change the torsion of second curved surface 22 by the medium 40, and then reaches pancratic effect.

It is noted that the present invention is mainly the volume for passing through and changing the medium 40 in the room 11, it is somebody's turn to do with changing The torsion of second curved surface 22.In this way, which the present invention utilizes the change single song of soft lens 20 compared to prior art Its pancratic function can be realized in the curvature in face, is not only able to effectively control the variation of focal length, while can more reach The advantages that reducing volume, and then can apply in the smartphone of slimming or camera, meet the requirement of slimming.

Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects Describe in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in protection of the invention Within the scope of.

Claims

1. a kind of zoom lens module, includes:

One shell has a room, an open end communicated with the room and an intercommunicating pore；

One soft lens are set to the open end of the shell to close the room, which has one to be exposed to the shell Outside body and the first surface with a first curvature and one it is located at the compartment and opposite with the first surface and have Second curved surface of one torsion；And

One medium control device is connected to the intercommunicating pore, to control a medium in the indoor volume of the appearance, to utilize the medium Second curved surface is squeezed in the indoor volume change of the appearance, changes the torsion of second curved surface, makes second curved surface Spacing between the first surface generates variation.

2. zoom lens module as described in claim 1, wherein the shell further further included an outer housing with And one sealing plate formed, which is set to the top of the outer housing, which is set to the side of the outer housing, and the appearance Room is made of the outer housing and the sealing plate.

3. zoom lens module as claimed in claim 2, wherein the outer housing is further lighttight hard by one Made by matter plastics.

4. zoom lens module as claimed in claim 3, wherein the soft lens are direct in a manner of injection molding At the open end for forming the outer housing.

5. zoom lens module as claimed in claim 2, wherein the sealing plate is further by the hard of a light-permeable Made by matter plastics.

6. zoom lens module as described in claim 1, wherein the soft lens are further by a light-permeable Made by soft material.

7. zoom lens module as claimed in claim 6, wherein the soft material is silica gel.

8. zoom lens module as described in claim 1, wherein the first surface is further a convex lens.

9. zoom lens module as described in claim 1, wherein second curved surface is further a concavees lens.

10. zoom lens module as described in claim 1, wherein the medium is further selected from liquid or gas One of them.