CN105093462A - Camera module and electronic equipment - Google Patents

Camera module and electronic equipment Download PDF

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Publication number
CN105093462A
CN105093462A CN201510493121.9A CN201510493121A CN105093462A CN 105093462 A CN105093462 A CN 105093462A CN 201510493121 A CN201510493121 A CN 201510493121A CN 105093462 A CN105093462 A CN 105093462A
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CN
China
Prior art keywords
camera module
eyeglass
lens
lens carrier
mounting groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510493121.9A
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Chinese (zh)
Inventor
史江通
李竹新
郑严
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Xiaomi Technology Co Ltd
Xiaomi Inc
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Xiaomi Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xiaomi Inc filed Critical Xiaomi Inc
Priority to CN201510493121.9A priority Critical patent/CN105093462A/en
Publication of CN105093462A publication Critical patent/CN105093462A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a camera module and electronic equipment, which belongs to the technical field of camera design. The camera module comprises multiple lenses, a voice coil motor, an infrared light filter, an image sensor and a printed circuit board, wherein the voice coil motor is internally provided with multiple lens mounting grooves; each lens in the multiple lenses is corresponding to one lens mounting groove; each lens is respectively mounted in the corresponding lens mounting groove; the infrared light filter is arranged in the voice coil motor; and the image sensor is located between the infrared light filter and the printed circuit board. The electronic equipment comprises the camera module. Through mounting lens carriers in the voice coil motor, the lenses can be directly mounted in the lens mounting grooves for the lens carriers, the assembly process for the camera module is simpler and more convenient, the inner space occupied by a lens barrel is saved, the size of the camera module is further narrowed, the utilization rate of the electronic equipment inner space is enhanced, and optimized design of the electronic product is facilitated.

Description

A kind of camera module and electronic equipment
Technical field
The disclosure relates to camera design field, particularly relates to a kind of camera module and electronic equipment.
Background technology
Mobile phone, as high-tech product, can realize several functions.Such as we can utilize the communication function of mobile phone to carry out telecommunication; The function of surfing the Net of mobile phone can be utilized to browse webpage, viewing video; The photograph of mobile phone and camera function can also be utilized to carry out taking a picture and making a video recording, and why mobile phone can take a picture and make a video recording, and is that its camera module can regulate the sharpness of subject automatically, and operating process is simple because its inside is provided with camera module.
Summary of the invention
In order to solve the problem of prior art, present disclose provides a kind of camera module and electronic equipment.
According to first aspect of the present disclosure, embodiment of the present disclosure provides a kind of camera module, and described camera module comprises multiple eyeglass, voice coil motor, infrared fileter, imageing sensor and printed circuit board (PCB);
Be provided with multiple eyeglass mounting groove in described voice coil motor, the corresponding eyeglass mounting groove of each eyeglass in described multiple eyeglass, described each eyeglass is arranged in the eyeglass mounting groove of its correspondence respectively; Described infrared fileter is arranged in described voice coil motor;
Described printed circuit board (PCB) is arranged on described voice coil motor, and described imageing sensor is between described infrared fileter and described printed circuit board (PCB).
Described voice coil motor comprises motor shell, elastomeric element, magnetite, coil and lens carrier;
Described elastomeric element, described magnetite, described coil and described lens carrier are positioned at described motor shell, described elastomeric element connects described lens carrier and described motor shell, described coil is centered around the outside of described lens carrier, and described magnetite is fixed on the periphery of described coil;
Be provided with multiple described eyeglass mounting groove in described lens carrier, the corresponding eyeglass mounting groove of each eyeglass in described multiple eyeglass, described each eyeglass is arranged in the eyeglass mounting groove of its correspondence respectively.
Described motor shell comprises Antimagnetic hood and base, and described Antimagnetic hood covers on an end face of described base, and described elastomeric element, described magnetite, described coil and described lens carrier are positioned at described Antimagnetic hood.
Be provided with floor installation groove in described base, described infrared fileter is arranged on described floor installation groove.
Described printed circuit board (PCB) is fixed on the other end of described base, and described imageing sensor is between described infrared fileter and described printed circuit board (PCB).
Described elastomeric element comprises the first elastic body and the second elastic body, described first elastic body connects described lens carrier away from one end of described base and described Antimagnetic hood, and described second elastic body connects described lens carrier near one end of described base and described Antimagnetic hood.
Alternatively, described voice coil motor also comprises the first pad and the second pad, and described first pad is fixed between described Antimagnetic hood and described first elastic body, and described second pad is fixed between described lens carrier and described second elastic body.
Alternatively, the molding mode of described lens carrier is injection mo(u)lding.
Alternatively, described multiple eyeglass is the combination of glass lens, plastic lens or glass lens and plastic lens.
According to second aspect of the present disclosure, embodiment of the present disclosure provides a kind of electronic equipment, and described electronic equipment comprises described camera module.
The technical scheme that embodiment of the present disclosure provides can comprise following beneficial effect:
The disclosure by arranging lens carrier in voice coil motor, eyeglass can be directly installed in the eyeglass mounting groove of lens carrier, need not first eyeglass be arranged in lens barrel, lock in the carrier of voice coil motor by the screw thread of lens barrel again, not only make the assembling process of camera module easier, enhance productivity; Save the inner space shared by lens barrel simultaneously, the size of camera module can be reduced further, for electronic equipment internal space promotes more utilization factor, to facilitate the more optimal design of electronic product.
Should be understood that, it is only exemplary and explanatory that above general description and details hereinafter describe, and can not limit the disclosure.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the camera module schematic diagram according to an exemplary embodiment;
Fig. 2 is the cut-open view of the camera module according to an exemplary embodiment;
Fig. 3 is VCM (VoiceCoilMotor, the voice coil motor) cut-open view according to an exemplary embodiment;
Fig. 4 is the cut-open view of the lens carrier according to an exemplary embodiment;
Fig. 5 is the cut-open view of the base according to an exemplary embodiment;
Fig. 6 is the first elastomeric schematic diagram according to an exemplary embodiment;
Fig. 7 is the second elastomeric schematic diagram according to an exemplary embodiment;
Fig. 8 is the VCM schematic diagram according to an exemplary embodiment;
Fig. 9 is the structural representation of the first pad according to an exemplary embodiment and the second pad.
Wherein,
1 eyeglass;
2VCM, 21 eyeglass mounting grooves,
22 motor shells, 221 Antimagnetic hoods, 222 bases,
23 elastomeric elements, 231 first elastic bodys, 232 second elastic bodys,
24 magnetites, 25 coils, 26 lens carrier, 27 first pads, 28 second pads;
3IRCut (InfraredCut, infrared fileter);
4Sensor (imageing sensor);
5PCB (PrintedCircuitBoard, printed circuit board (PCB));
6 spaced rings.
Embodiment
For making object of the present disclosure, technical scheme and advantage clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.Embodiment described in following exemplary embodiment does not represent all embodiments consistent with the disclosure.On the contrary, they only with as in appended claims describe in detail, the example of apparatus and method that aspects more of the present disclosure are consistent.
Camera module herein refers to the camera module be arranged in electronic equipment, such as, be arranged on the camera module in the electronic equipment such as mobile phone or panel computer.
Current camera module is primarily of lens assembly, VCM, IRCut, Sensor and PCB composition.Lens assembly is made up of multiple eyeglass, spaced ring and lens barrel.First multiple eyeglass is arranged in lens barrel, and kept apart by spaced ring between each eyeglass, and then the lens assembly assembled is locked in the carrier of VCM by screw thread, then be fixed by some glue, cause camera module size comparatively large, assembling process is loaded down with trivial details.
As shown in Figure 1, and see Fig. 2, disclosure embodiment provides a kind of camera module, and this camera module comprises multiple eyeglass 1, VCM2, IRCut3, Sensor4 and PCB5;
As shown in Figure 2, and see being provided with multiple eyeglass mounting groove 21 in Fig. 3, VCM2, the corresponding eyeglass mounting groove 21 of each eyeglass 1 in multiple eyeglass 1, each eyeglass 1 is arranged in the eyeglass mounting groove 21 of its correspondence respectively; IRCut3 is arranged in VCM2;
PCB5 is arranged on VCM2, and Sensor4 is between IRCut3 and PCB5.
As shown in Figure 3, camera module in the disclosure, by being provided with multiple eyeglass mounting groove 21 in VCM2, the corresponding eyeglass mounting groove 21 of each eyeglass 1, thus multiple eyeglass 1 can be directly installed in VCM2, first multiple eyeglass 1 need not be arranged in lens barrel, then be locked in the carrier of VCM by the external thread of lens barrel, and need a glue to fix.The disclosure, by saving lens barrel space thus the size of reduction camera module, for inner space improves more space availability ratio, and can make the assembling process of camera module easier, enhance productivity.
Eyeglass 1 can be selected according to actual conditions with the quantity of eyeglass mounting groove 21.The quantity of eyeglass 1 has impact to imaging effect, and the quantity of eyeglass 1 is more, and imaging effect is better.As shown in Figure 2, kept apart between each eyeglass 1 by spaced ring 6, spaced ring 6 can make eyeglass 1 snugly fit in eyeglass mounting groove 21, makes to maintain a certain distance between each eyeglass 1 simultaneously, can play the effect of protective lens 1.
As shown in Figure 2, and comprise motor shell 22, elastomeric element 23, magnetite 24, coil 25 and lens carrier 26 see Fig. 3, VCM2;
Elastomeric element 23, magnetite 24, coil 25 and lens carrier 26 are positioned at motor shell 22, and elastomeric element 23 connects lens carrier 26 and motor shell 22, and coil 25 is centered around the outside of lens carrier 26, and magnetite 24 is fixed on the periphery of coil 25;
As shown in Figure 4, be provided with multiple eyeglass mounting groove 21 in lens carrier 26, the corresponding eyeglass mounting groove 21 of each eyeglass 1 in multiple eyeglass 1, each eyeglass 1 is arranged in the eyeglass mounting groove 21 of its correspondence respectively.
After VCM2 energising, coil 25 inside has electric current to pass through, coil 25 periphery is also provided with magnetite 24, when electrical conductor is through magnetic field, a magnetic field force can be produced, in VCM2, be also provided with elastomeric element 23, the elastic force of elastomeric element 23 and magnetic field force is utilized to drive lens carrier 26 to move to the direction of magnetic field force, moved by the distance element of lens carrier 26, change focal length, realize the object of blur-free imaging.
The disclosure directly arranges eyeglass mounting groove 21 by lens carrier 26 inside in VCM2, make eyeglass 1 can be directly installed in lens carrier 26, lens carrier 26 is subject to magnetic field force and directly drives eyeglass 1 to move, thus saves the space shared by lens barrel, reduces the size of camera module.
As shown in Figure 2, and see Fig. 3, motor shell 22 comprises Antimagnetic hood 221 and base 222, and Antimagnetic hood 221 covers on an end face of base 222, and elastomeric element 23, magnetite 24, coil 25 and lens carrier 26 are positioned at Antimagnetic hood 221.
As shown in Figure 2, and see Fig. 3 and Fig. 5, be provided with floor installation groove A in base 222, IRCut3 is arranged in floor installation groove A.
As shown in Figure 2, PCB5 is positioned at the outside of motor shell 22 and is fixed on the other end of base 222, and Sensor4 is between IRCut3 and PCB5.
As shown in Figure 2, and see Fig. 6 and Fig. 7, elastomeric element 23 comprises the first elastic body 231 and the second elastic body 232, first elastic body 231 connects lens carrier 26 and connects lens carrier 26 near one end of base 222 and Antimagnetic hood 221 away from one end of base 222 and Antimagnetic hood 221, second elastic body 232.
As shown in Figure 8, magnetite 24 is N pole near the one side of coil 25, one side away from coil 25 is S pole, when coil 25 direction of current as shown in Figure 8 time, namely electric current enters from the left side of Fig. 8 coil 25, when right side is flowed out, lens carrier 26 is subject to magnetic field force upwards, and lens carrier 26 moves upward, simultaneously the first elastic body 231 and the second elastic body 232 pulling force of giving lens carrier 26 downward, when magnetic field force and tension balanced, lens carrier 26 stops moving upward; When stopping being energized to coil 25, lens carrier 26 gets back to original position under the pulling force of the first elastic body 231 and the second elastic body 232.
Another effect of second elastic body 232 is energized to coil 25.
Second elastic body 232 also has electric conductivity except having elasticity, second elastic body 232 connects lens carrier 26 near one end of base 222 and Antimagnetic hood 221, simultaneously, second elastic body 232 is fixedly connected with coil 25, when power supply is energized to the second elastic body 232, electric current can be passed to coil 25 by the second elastic body 232.The coil 25 of energising is subject to magnetic field force and then drives lens carrier 26 to move to the direction of magnetic field force in the magnetic field that magnetite 24 produces.First elastic body 231 and the second elastic body 232 can be spring leaf.
As shown in Figure 3, and also comprise the first pad 27 see Fig. 9, VCM2 and the second pad 28, first pad 27 is fixed between Antimagnetic hood 221 and the first elastic body 231, the second pad 28 is fixed between lens carrier 26 and the second elastic body 232.
The effect of the first pad 27 and the second pad 28 is protection first elastic body 231 and the second elastic body 232, and the auto-focus function preventing the first elastic body 231 and the second elastic body 232 to be out of shape and to cause is bad.
Alternatively, the molding mode of lens carrier 26 is injection mo(u)lding.
Alternatively, multiple eyeglass 1 is glass lens, plastic lens or the combination for glass lens and plastic lens.
The disclosure by arranging lens carrier 26 in VCM2, eyeglass 1 can be directly installed in the eyeglass mounting groove 21 of lens carrier 26, need not first eyeglass 1 be arranged in lens barrel, lock in the carrier of VCM by the screw thread of lens barrel again, not only save the inner space shared by lens barrel, the size of camera module can be reduced further; Also make the assembling process of camera module easier, enhance productivity.
Another embodiment of the present disclosure provides a kind of electronic equipment, and this electronic equipment comprises the camera module shown in Fig. 2, or comprises the VCM2 shown in Fig. 3.
The disclosure by arranging lens carrier 26 in VCM2, eyeglass 1 can be directly installed in the eyeglass mounting groove 21 of lens carrier 26, need not first eyeglass 1 be arranged in lens barrel, lock in the carrier of VCM by the screw thread of lens barrel again, not only make the assembling process of camera module easier, enhance productivity; Save the inner space shared by lens barrel simultaneously, the size of camera module can be reduced further, for electronic equipment internal space promotes more utilization factor, to facilitate the more optimal design of electronic product.
Those skilled in the art, at consideration instructions and after putting into practice invention disclosed herein, will easily expect other embodiment of the present disclosure.The application is intended to contain any modification of the present disclosure, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present disclosure and comprised the undocumented common practise in the art of the disclosure or conventional techniques means.Instructions and embodiment are only regarded as exemplary, and true scope of the present disclosure and spirit are pointed out by claim above.
Should be understood that, the disclosure is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.The scope of the present disclosure is only limited by appended claim.

Claims (10)

1. a camera module, is characterized in that, described camera module comprises multiple eyeglass, voice coil motor, infrared fileter, imageing sensor and printed circuit board (PCB);
Be provided with multiple eyeglass mounting groove in described voice coil motor, the corresponding eyeglass mounting groove of each eyeglass in described multiple eyeglass, described each eyeglass is arranged in the eyeglass mounting groove of its correspondence respectively; Described infrared fileter is arranged in described voice coil motor;
Described printed circuit board (PCB) is arranged on described voice coil motor, and described imageing sensor is between described infrared fileter and described printed circuit board (PCB).
2. camera module according to claim 1, is characterized in that, described voice coil motor comprises motor shell, elastomeric element, magnetite, coil and lens carrier;
Described elastomeric element, described magnetite, described coil and described lens carrier are positioned at described motor shell, described elastomeric element connects described lens carrier and described motor shell, described coil is centered around the outside of described lens carrier, and described magnetite is fixed on the periphery of described coil;
Be provided with multiple described eyeglass mounting groove in described lens carrier, the corresponding eyeglass mounting groove of each eyeglass in described multiple eyeglass, described each eyeglass is arranged in the eyeglass mounting groove of its correspondence respectively.
3. camera module according to claim 2, it is characterized in that, described motor shell comprises Antimagnetic hood and base, and described Antimagnetic hood covers on an end face of described base, and described elastomeric element, described magnetite, described coil and described lens carrier are positioned at described Antimagnetic hood.
4. camera module according to claim 3, is characterized in that, is provided with floor installation groove in described base, and described infrared fileter is arranged on described floor installation groove.
5. camera module according to claim 3, is characterized in that, described printed circuit board (PCB) is fixed on the other end of described base, and described imageing sensor is between described infrared fileter and described printed circuit board (PCB).
6. camera module according to claim 3, it is characterized in that, described elastomeric element comprises the first elastic body and the second elastic body, described first elastic body connects described lens carrier away from one end of described base and described Antimagnetic hood, and described second elastic body connects described lens carrier near one end of described base and described Antimagnetic hood.
7. camera module according to claim 6, it is characterized in that, described voice coil motor also comprises the first pad and the second pad, described first pad is fixed between described Antimagnetic hood and described first elastic body, and described second pad is fixed between described lens carrier and described second elastic body.
8. camera module according to claim 2, is characterized in that, the molding mode of described lens carrier is injection mo(u)lding.
9. camera module according to claim 1, is characterized in that, described multiple eyeglass is the combination of glass lens, plastic lens or glass lens and plastic lens.
10. an electronic equipment, is characterized in that, described electronic equipment comprises the camera module described in any one of claim 1-9.
CN201510493121.9A 2015-08-12 2015-08-12 Camera module and electronic equipment Pending CN105093462A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105847698A (en) * 2016-05-17 2016-08-10 惠州Tcl移动通信有限公司 Opposite side terminal viewfinding manual control method and system in video communication
CN108600602A (en) * 2018-07-26 2018-09-28 维沃移动通信有限公司 A kind of camera module of mobile terminal and mobile terminal
CN110082886A (en) * 2018-01-26 2019-08-02 大阳科技股份有限公司 Lens set driving device, camera module and electronic device
TWI673530B (en) * 2018-12-18 2019-10-01 Chicony Electronics Co., Ltd. Camera module
CN111308642A (en) * 2020-04-03 2020-06-19 湖南金康光电有限公司 Camera module
CN111510601A (en) * 2020-04-22 2020-08-07 昆山丘钛微电子科技有限公司 Camera module and motor thereof
CN115473977A (en) * 2021-06-11 2022-12-13 宁波舜宇光电信息有限公司 Lens assembly, camera module and assembling method thereof

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US5161040A (en) * 1989-01-30 1992-11-03 Seiko Epson Corporation Optical system with aberration suppression and optical head utilizing the same
CN203574741U (en) * 2013-07-11 2014-04-30 北京小米科技有限责任公司 Electronic equipment, automatic-focusing camera thereof, and housing of electronic equipment
CN203811882U (en) * 2014-04-14 2014-09-03 河南省皓泽电子有限公司 Lens driving device of voice coil motor
CN204119000U (en) * 2014-10-31 2015-01-21 信华科技(厦门)有限公司 A kind of voice coil motor module skeleton

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5161040A (en) * 1989-01-30 1992-11-03 Seiko Epson Corporation Optical system with aberration suppression and optical head utilizing the same
CN203574741U (en) * 2013-07-11 2014-04-30 北京小米科技有限责任公司 Electronic equipment, automatic-focusing camera thereof, and housing of electronic equipment
CN203811882U (en) * 2014-04-14 2014-09-03 河南省皓泽电子有限公司 Lens driving device of voice coil motor
CN204119000U (en) * 2014-10-31 2015-01-21 信华科技(厦门)有限公司 A kind of voice coil motor module skeleton

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105847698A (en) * 2016-05-17 2016-08-10 惠州Tcl移动通信有限公司 Opposite side terminal viewfinding manual control method and system in video communication
CN110082886A (en) * 2018-01-26 2019-08-02 大阳科技股份有限公司 Lens set driving device, camera module and electronic device
CN108600602A (en) * 2018-07-26 2018-09-28 维沃移动通信有限公司 A kind of camera module of mobile terminal and mobile terminal
TWI673530B (en) * 2018-12-18 2019-10-01 Chicony Electronics Co., Ltd. Camera module
CN111308642A (en) * 2020-04-03 2020-06-19 湖南金康光电有限公司 Camera module
CN111510601A (en) * 2020-04-22 2020-08-07 昆山丘钛微电子科技有限公司 Camera module and motor thereof
CN115473977A (en) * 2021-06-11 2022-12-13 宁波舜宇光电信息有限公司 Lens assembly, camera module and assembling method thereof
CN115473977B (en) * 2021-06-11 2023-12-05 宁波舜宇光电信息有限公司 Lens assembly, camera module and assembly method thereof

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