CN105721755B - A kind of camera module motor, camera module and electronic equipment - Google Patents
A kind of camera module motor, camera module and electronic equipment Download PDFInfo
- Publication number
- CN105721755B CN105721755B CN201610206003.XA CN201610206003A CN105721755B CN 105721755 B CN105721755 B CN 105721755B CN 201610206003 A CN201610206003 A CN 201610206003A CN 105721755 B CN105721755 B CN 105721755B
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- camera module
- shell
- dust
- camera
- coil
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Lens Barrels (AREA)
- Studio Devices (AREA)
Abstract
This application discloses a kind of camera module motor, camera module and electronic equipments, wherein, the camera module motor includes shell, upper shrapnel, camera lens carrier, coil, lower shrapnel and pedestal, hollow host cavity is constituted after shell and pedestal are chimeric, upper shrapnel, camera lens carrier and lower shrapnel are located in the host cavity, and camera lens is contained in camera lens carrier；The coil is wound in the mirror head outer shell surface, between the mirror head outer shell and the dust-proof barricade of the shell；The dust-proof barricade of the shell has magnetism, the magnetic field that movement needs can be provided for the coil, to realize the focusing function of camera module, without magnet is separately provided in host cavity, solve the problems, such as that camera module motor volume is larger caused by magnet occupied space is larger.And since the coil is wound in the mirror head outer shell surface, between the mirror head outer shell and the dust-proof barricade of the shell, be conducive to the volume for further decreasing the camera module motor.
Description
Technical field
This application involves imaging device technical field, more specifically to a kind of camera module motor, camera module and
Electronic equipment.
Background technology
Camera module motor is that camera module realizes the essential device of focus function, the structure ginseng of camera module motor
Fig. 1 and Fig. 2 are examined, Fig. 1 is a kind of cross-sectional view of camera module motor in the prior art, and Fig. 2 is shown in FIG. 1 takes the photograph
As the separate structure schematic diagram of module motor, which includes shell 1, upper shrapnel 2, magnet 3, camera lens carrier 4, line
Circle 5, lower shrapnel 6 and pedestal 7, wherein coil 5 is wrapped in 4 outside of camera lens carrier for accommodating camera lens.Since the conductor of energization exists
It will produce movement in magnetic field, therefore, when being passed through a certain size electric current in coil 5, be wrapped 4 meeting of camera lens carrier of coil 5
It carries camera lens to move in the magnetic field that magnet 3 generates, to realize the focusing function of camera module.
But provide magnetic field due to needing one or more magnet 3 in actual use, and magnet 3 can occupy compared with
More spaces, therefore the volume of the camera module motor is generally large, so that taking the photograph using the camera module motor
As the volume of module is larger.
Invention content
In order to solve the above technical problems, the present invention provides a kind of camera module motor, camera module and electronic equipment, with
Realize the purpose for reducing the camera module motor volume.
To realize the above-mentioned technical purpose, an embodiment of the present invention provides following technical solutions：
A kind of camera module motor, including shell, upper shrapnel, camera lens carrier, coil, lower shrapnel and pedestal, the shell
Hollow host cavity is constituted after being fitted into the pedestal, the upper shrapnel, camera lens carrier and lower shrapnel are located in the host cavity,
Camera lens is contained in the camera lens carrier；
The coil is wound in the mirror head outer shell surface, be located at the mirror head outer shell and the shell dust-proof barricade it
Between；
The dust-proof barricade of the shell has magnetism.
Preferably, the material of the dust-proof barricade is magnet.
Preferably, the material of the dust-proof barricade is ndfeb magnet or samarium cobalt magnet or alnico magnet.
Preferably, the dust-proof barricade includes groove and the magnetite that is set in the groove.
Preferably, the material of the magnetite is ndfeb magnet or samarium cobalt magnet or alnico magnet.
Preferably, the shell is metal shell.
Preferably, the shell is cast housing or Al-alloy casing.
A kind of camera module, including at least one camera lens and camera module motor corresponding with the number of shots, it is described
Camera module motor is the camera module motor described in any of the above-described embodiment.
Preferably, the camera lens is plastic cement camera lens or glass lens.
A kind of electronic equipment, the electronic equipment include at least one camera module as described in above-mentioned any embodiment.
It can be seen from the above technical proposal that an embodiment of the present invention provides a kind of camera module motor, the camera shooting mould
The dust-proof barricade of the shell of group motor has magnetism, the magnetic field that movement needs can be provided for the coil, when in the coil
When being passed through a certain size electric current, the magnetic that camera lens is provided in the dust-proof barricade can be carried by being wrapped in the coil on mirror head outer shell surface
It is moved in, to realize the focusing function of camera module, without being separately provided in host cavity as the prior art
Magnet solves the problems, such as that camera module motor volume is larger caused by the space of magnet occupancy host cavity is larger.And
And since the coil is wound in the mirror head outer shell surface, be located at the mirror head outer shell and the shell dust-proof barricade it
Between, be conducive to the volume for further decreasing the host cavity, to further decrease the volume of the camera module motor.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of cross-sectional view of camera module motor in the prior art；
Fig. 2 is the separate structure schematic diagram of camera module motor shown in FIG. 1；
Fig. 3 is the cross-sectional view for the camera module motor that one embodiment of the application provides；
Fig. 4 is the cross-sectional view for the camera module motor that the preferred embodiment of the application provides.
Specific implementation mode
As described in the background art, camera module motor in the prior art provides magnetic field due to needing magnet, from
And cause the volume of the camera module motor larger, so that the volume of the camera module using the camera module motor
It is larger.
In view of this, the embodiment of the present application provides a kind of camera module motor, including shell, upper shrapnel, camera lens carrier,
Hollow host cavity is constituted after coil, lower shrapnel and pedestal, the shell and the pedestal are chimeric, the upper shrapnel, camera lens carry
Body and lower shrapnel are located in the host cavity, and camera lens is contained in the camera lens carrier；
The coil is wound in the mirror head outer shell surface, be located at the mirror head outer shell and the shell dust-proof barricade it
Between；
The dust-proof barricade of the shell has magnetism.
Correspondingly, the embodiment of the present application also provides a kind of camera module, including at least one camera lens and with the camera lens
The corresponding camera module motor of quantity, the camera module motor are the camera module motor described in above-described embodiment.
Correspondingly, the embodiment of the present application also provides a kind of electronic equipment, the electronic equipment includes at least one as above
State the camera module described in embodiment.
In conclusion the embodiment of the present application provides a kind of camera module motor, camera module and electronic equipment, it is described to take the photograph
As module motor shell dust-proof barricade have magnetism, can be provided for the coil movement needs magnetic field, when the line
When being passed through a certain size electric current in circle, camera lens can be carried in the dust-proof barricade offer by being wrapped in the coil on mirror head outer shell surface
Magnetic field in move, to realize the focusing function of camera module, without as the prior art in host cavity individually
Magnet is set, solve due to magnet occupy host cavity space it is larger caused by camera module motor volume is larger asks
Topic.And since the coil is wound in the mirror head outer shell surface, it is located at the dustproof baffle of the mirror head outer shell and the shell
Between wall, be conducive to the volume for further decreasing the host cavity, to further decrease the volume of the camera module motor.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present application provides a kind of camera module motor, as shown in figure 3, the camera module include shell 100,
Upper shrapnel 200, camera lens carrier 30 as one kind 0, coil (being not shown in attached drawing 3), lower shrapnel 400 and pedestal 500, the shell 100 and institute
It states and constitutes hollow host cavity after pedestal 500 is fitted into, the upper shrapnel 200, camera lens carrier 30 as one kind 0 and lower shrapnel 400 are located at described
In host cavity, camera lens (being not shown in attached drawing 3) is contained in the camera lens carrier 30 as one kind 0；
The coil is wound in the mirror head outer shell and surface (is not shown) in attached drawing 3, be located at the mirror head outer shell with it is described
Between the dust-proof barricade 510 of shell 100；
The dust-proof barricade 510 of the shell 100 has magnetism.
It should be noted that the dust-proof barricade 510 of the shell 100 of the camera module motor has magnetism, can be institute
It states the magnetic field that coil offer movement needs and is wrapped in mirror head outer shell surface when being passed through a certain size electric current in the coil
Coil can carry camera lens and moved in the magnetic field that the dust-proof barricade 510 provides, to realize the focusing function of camera module, from
Without magnet is separately provided in host cavity as the prior art, solve due to magnet occupy host cavity space compared with
The larger problem of camera module motor volume caused by big.And since the coil is wound in the mirror head outer shell surface,
Between the mirror head outer shell and the dust-proof barricade 510 of the shell 100, be conducive to the body for further decreasing the host cavity
Product, to further decrease the volume of the camera module motor.
It should also be noted that, in the present embodiment, due to that magnet need not be separately provided in the host cavity, vacateing
The space of script magnet is used to expand the lens barrel diameter of camera lens, and the camera module motor of such same size can match application
The camera lens of higher pixel.
On the basis of the above embodiments, in one embodiment of the application, the material of the dust-proof barricade 510 is magnetic
Iron.
The one kind of magnet as permanent magnet has and is not easy loss of excitation, is not easy to be magnetized, polarity will not change, and not
Need there could be magnetism as soft magnetic bodies generally require the conditions such as energization.Therefore using magnet as the dust-proof barricade
510 prepare material and can not only provide magnetic field, but also its own structure is smaller, does not need the ancillary equipments such as energized equipment, whole
Body small volume.
On the basis of the above embodiments, in another embodiment of the application, the material of the dust-proof barricade 510 is
Ndfeb magnet or samarium cobalt magnet or alnico magnet.In the preferred embodiment of the application, the dust-proof barricade 510
Material is ndfeb magnet, this is because due to the small volume of the dust-proof barricade 510, it is therefore desirable to the material of relatively high magnetism
As the preferred material of the dust-proof barricade 510, and maximum magnetic energy product in the current permanent magnet of ndfeb magnet, magnetic energy product are
Ferritic ten times or more, and the machining property of itself is preferable, operating temperature reaches as high as 200 degrees Celsius, neodymium-iron-boron
These features of iron become one of the preferred material of the dust-proof barricade 510.But the application is to 510 material of dust-proof barricade
The specific type of matter does not limit, specifically depending on actual conditions.
On the basis of the above embodiments, in the preferred embodiment of the application, as shown in figure 4, the dustproof baffle
Wall 510 includes groove 511 and the magnetite 512 being set in the groove 511.
It should be noted that in the present embodiment, after the shell 100 can be by one-time injection molding, at it
It prepares groove 511 in dust-proof barricade, then among magnetite 512 is set to the groove 511, becomes the magnetic dust-proof barricade of tool
510.But the application does not limit the specific preparation flow of the dust-proof barricade 510, specifically depending on actual conditions.
On the basis of the above embodiments, in another preferred embodiment of the application, the material of the magnetite 512 is
Ndfeb magnet or samarium cobalt magnet or alnico magnet.Likewise, due to the small volume of the dust-proof barricade 510, set
The volume for being placed in the magnetite 512 in the groove 511 also can be smaller.Therefore in the preferred embodiment of the application, have
The ndfeb magnet of high energy product becomes the preferred material of the magnetite 512.But the application is to the specific material of the magnetite 512
It does not limit, specifically depending on actual conditions.
On the basis of the above embodiments, in the further embodiment of the application, the shell 100 is metal shell.
It should be noted that effect of the shell 100 played in above-mentioned camera module motor is taken the photograph described in protection
As other building blocks of module motor, as long as therefore the shell 100 have certain hardness, the application is to the shell
The specific type of body 100 does not limit, specifically depending on actual conditions.
It should also be noted that, in one embodiment of the application, the shell 100 is cast housing or Al alloy shell
Body, in the other embodiment of the application, the shell 100 can also be copper shell.The application does not limit this, specifically
Depending on actual conditions.
In conclusion the embodiment of the present application provides a kind of camera module motor, the shell 100 of the camera module motor
Dust-proof barricade 510 there is magnetism, the magnetic field that movement needs can be provided for the coil, when be passed through in the coil it is certain greatly
When small electric current, camera lens can be carried and transported in the magnetic field that the dust-proof barricade 510 provides by being wrapped in the coil on mirror head outer shell surface
It is dynamic, to realize the focusing function of camera module, without magnet is separately provided in host cavity as the prior art, solve
Determined due to magnet occupy host cavity space it is larger caused by the larger problem of camera module motor volume.And by institute
It states coil and is wound in the mirror head outer shell surface, between the mirror head outer shell and the dust-proof barricade 510 of the shell 100,
The volume for being conducive to further decrease the host cavity, to further decrease the volume of the camera module motor.
Correspondingly, the embodiment of the present application also provides a kind of camera module, the camera module includes at least one camera lens
Camera module motor corresponding with the number of shots, the camera module motor are the camera shooting described in any of the above-described embodiment
Module motor.
On the basis of the above embodiments, in one embodiment of the application, the camera lens is plastic cement camera lens or glass
Camera lens.The application does not limit the specific type of the camera lens, specifically depending on actual conditions.
Correspondingly, the embodiment of the present application also provides a kind of electronic equipment, the electronic equipment includes at least one as above
State the camera module described in any embodiment.
It should be noted that in the crowded electronic equipment of the electronic devices such as mobile phone, the camera module motor of small volume
The camera module motor more larger than volume has advantage.The pixel that camera module motor is supported is mainly by camera module motor
" dynamic inclination " and lens barrel diameter determine that " dynamic inclination " is related to preparation process problem, and lens barrel diameter is then
It is related to the capacity issue of motor.Usually in 6mm or so, appearance and size is the lens barrel diameter of the camera lens of 13M pixels in the prior art
The lens barrel diameter of the camera lens of 8.5mm × 8.5mm, 16M pixel is usually in 7mm or more, and the shape length of side is generally in 9mm or more, high picture
Why bigger plain camera module motor is, be largely because lens barrel diameter it is excessive caused by, and the application is real
Magnet need not be separately provided by applying in the host cavity of the camera module motor of example offer, have more spaces for expanding camera lens
The diameter of carrier 30 as one kind 0, therefore the camera lens of high pixel can be accommodated.
In conclusion the embodiment of the present application provides a kind of camera module motor, camera module and electronic equipment, it is described to take the photograph
As module motor shell 100 dust-proof barricade 510 have magnetism, can be provided for the coil movement needs magnetic field, when
When being passed through a certain size electric current in the coil, camera lens can be carried in the dustproof baffle by being wrapped in the coil on mirror head outer shell surface
It is moved in the magnetic field that wall 510 provides, to realize the focusing function of camera module, without being accommodated as the prior art
Magnet is separately provided in intracavitary, solve due to magnet occupy host cavity space it is larger caused by camera module motor volume compared with
Big problem.And since the coil is wound in the mirror head outer shell surface, it is located at the mirror head outer shell and the shell 100
Dust-proof barricade 510 between, be conducive to the volume for further decreasing the host cavity, to further decrease the camera module
The volume of motor.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (10)
1. a kind of camera module motor, which is characterized in that including shell, upper shrapnel, camera lens carrier, coil, lower shrapnel and pedestal,
Hollow host cavity is constituted after the shell and the pedestal are chimeric, the upper shrapnel, camera lens carrier and lower shrapnel are located at described
In host cavity, camera lens is contained in the camera lens carrier；
The coil is wound in the mirror head outer shell surface, between the mirror head outer shell and the dust-proof barricade of the shell；
The dust-proof barricade of the shell has magnetism, and to provide magnetic field for the coil, the magnetic field is for making to be passed through electric current
The coil moves in magnetic field, so that the coil carries the camera lens and moved in the magnetic field.
2. camera module motor according to claim 1, which is characterized in that the material of the dust-proof barricade is magnet.
3. camera module motor according to claim 2, which is characterized in that the material of the dust-proof barricade is neodymium-iron-boron
Iron or samarium cobalt magnet or alnico magnet.
4. camera module motor according to claim 1, which is characterized in that the dust-proof barricade includes groove and setting
Magnetite in the groove.
5. camera module motor according to claim 4, which is characterized in that the material of the magnetite be ndfeb magnet or
Samarium cobalt magnet or alnico magnet.
6. camera module motor according to claim 1, which is characterized in that the shell is metal shell.
7. camera module motor according to claim 6, which is characterized in that the shell is cast housing or Al alloy shell
Body.
8. a kind of camera module, which is characterized in that including at least one camera lens and camera module corresponding with the number of shots
Motor, the camera module motor are claim 1-7 any one of them camera module motors.
9. camera module according to claim 8, which is characterized in that the camera lens is plastic cement camera lens or glass lens.
10. a kind of electronic equipment, which is characterized in that the electronic equipment includes at least one taking the photograph as claimed in claim 8 or 9
As module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610206003.XA CN105721755B (en) | 2016-04-01 | 2016-04-01 | A kind of camera module motor, camera module and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610206003.XA CN105721755B (en) | 2016-04-01 | 2016-04-01 | A kind of camera module motor, camera module and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105721755A CN105721755A (en) | 2016-06-29 |
| CN105721755B true CN105721755B (en) | 2018-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610206003.XA Active CN105721755B (en) | 2016-04-01 | 2016-04-01 | A kind of camera module motor, camera module and electronic equipment |
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| CN (1) | CN105721755B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN113114887A (en) * | 2021-04-09 | 2021-07-13 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN113114888A (en) * | 2021-04-09 | 2021-07-13 | 维沃移动通信有限公司 | Camera module and electronic equipment |
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| CN201166726Y (en) * | 2007-11-27 | 2008-12-17 | 比亚迪股份有限公司 | Pick-up head die set capable of automatically focusing |
| CN203480109U (en) * | 2012-09-07 | 2014-03-12 | 阿尔卑斯电气株式会社 | A lens driving apparatus |
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| CN205051552U (en) * | 2015-08-18 | 2016-02-24 | 惠州市三协精密有限公司 | Ultra -thin VCM motor of buckle formula installation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1804714B (en) * | 2005-01-12 | 2011-08-03 | 佳能株式会社 | Optical device |
| JP4708965B2 (en) * | 2005-11-10 | 2011-06-22 | キヤノン株式会社 | Imaging device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201166726Y (en) * | 2007-11-27 | 2008-12-17 | 比亚迪股份有限公司 | Pick-up head die set capable of automatically focusing |
| CN203480109U (en) * | 2012-09-07 | 2014-03-12 | 阿尔卑斯电气株式会社 | A lens driving apparatus |
| CN203912055U (en) * | 2014-05-04 | 2014-10-29 | 光宝电子(广州)有限公司 | Voice coil motor and camera module |
| CN105356714A (en) * | 2015-08-18 | 2016-02-24 | 惠州市三协精密有限公司 | Ultra-thin VCM motor mounted in buckle type way |
| CN205051552U (en) * | 2015-08-18 | 2016-02-24 | 惠州市三协精密有限公司 | Ultra -thin VCM motor of buckle formula installation |
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| CN105721755A (en) | 2016-06-29 |
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