CN105721755A - Camera module motor, camera module and electronic device - Google Patents
Camera module motor, camera module and electronic device Download PDFInfo
- Publication number
- CN105721755A CN105721755A CN201610206003.XA CN201610206003A CN105721755A CN 105721755 A CN105721755 A CN 105721755A CN 201610206003 A CN201610206003 A CN 201610206003A CN 105721755 A CN105721755 A CN 105721755A
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- China
- Prior art keywords
- camera module
- module motor
- housing
- magnet
- dust
- Prior art date
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Classifications
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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
The invention discloses a camera module motor, a camera module and an electronic device, wherein the camera module motor comprises a housing, an upper elastic sheet, a lens carrier, a coil, a lower elastic sheet and a pedestal; the housing and the pedestal are embedded to form a hollow holding cavity; the upper elastic sheet, the lens carrier and the lower elastic sheet are positioned in the holding cavity; a lens is held in the lens carrier; the coil is wound on the surface of a lens shell, and is positioned between the lens shell and a dustproof retaining wall of the housing; and the dustproof retaining wall of the housing has magnetism and can provide a magnetic field required by the movement for the coil, thereby realizing a focusing function of the camera module; and thus, a magnet does not need to be arranged in the holding cavity individually, and the problem of relatively large size of the camera module motor due to relatively large space occupation of the magnet is solved. And meanwhile, the coil is wound on the surface of the lens shell and is positioned between the lens shell and the dustproof retaining wall of the housing, so the size of the camera module motor is further reduced.
Description
Technical field
The application relates to imaging device technical field, more particularly, it relates to a kind of camera module motor, camera module and electronic equipment.
Background technology
Camera module motor is that camera module realizes the requisite device of focus function, structural reference Fig. 1 and Fig. 2 of camera module motor, Fig. 1 is the cross-sectional view of a kind of camera module motor of the prior art, Fig. 2 is the Split type structure schematic diagram of the camera module motor shown in Fig. 1, this camera module motor includes housing 1, upper shell fragment 2, Magnet 3, camera lens carrier 4, coil 5, lower shell fragment 6 and base 7, wherein, coil 5 is wrapped in and accommodates outside the camera lens carrier 4 of camera lens.Owing to the conductor of energising can produce motion in magnetic field, therefore, when coil 5 passes into a certain size electric current, it is wrapped the camera lens carrier 4 of coil 5 and can carry camera lens and move in the magnetic field that Magnet 3 produces, to realize the focusing function of camera module.
But owing to needing one or more Magnet 3 to provide magnetic field in actual use, and Magnet 3 can take more space, therefore the volume of described camera module motor is generally large, and then makes the volume applying the camera module of described camera module motor bigger.
Summary of the invention
For solving above-mentioned technical problem, the invention provides a kind of camera module motor, camera module and electronic equipment, to realize reducing the purpose of described camera module motor volume.
For realizing above-mentioned technical purpose, embodiments provide following technical scheme:
A kind of camera module motor, including housing, upper shell fragment, camera lens carrier, coil, lower shell fragment and base, described housing and described base constitute the host cavity of hollow after being fitted together to, described upper shell fragment, camera lens carrier and lower shell fragment are positioned at described host cavity, contain camera lens in described camera lens carrier；
Described coil is wound in described mirror head outer shell surface, between described mirror head outer shell and the dust-proof barricade of described housing；
The dust-proof barricade of described housing has magnetic.
Preferably, the material of described dust-proof barricade is Magnet.
Preferably, the material of described dust-proof barricade is ndfeb magnet or samarium cobalt magnet or alnico magnet.
Preferably, described dust-proof barricade includes groove and is arranged at the Magnetitum in described groove.
Preferably, the material of described Magnetitum is ndfeb magnet or samarium cobalt magnet or alnico magnet.
Preferably, described housing is metal shell.
Preferably, described housing is cast housing or Al-alloy casing.
A kind of camera module, including at least one camera lens and the camera module motor corresponding with described number of shots, described camera module motor is the camera module motor described in any of the above-described embodiment.
Preferably, described camera lens is plastic cement camera lens or glass lens.
A kind of electronic equipment, described electronic equipment includes at least one camera module as described in above-mentioned any embodiment.
Can be seen that from technique scheme, embodiments provide a kind of camera module motor, the dust-proof barricade of the housing of described camera module motor has magnetic, the magnetic field of motion needs can be provided for described coil, when described coil passes into a certain size electric current, it is wrapped in the coil on mirror head outer shell surface to carry camera lens and move in the magnetic field that described dust-proof barricade provides, to realize the focusing function of camera module, it is typically in host cavity to be separately provided Magnet from without such as prior art, solve owing to Magnet takies the problem that the space of host cavity is relatively big and that cause camera module motor volume is bigger.And owing to described coil is wound in described mirror head outer shell surface, between described mirror head outer shell and the dust-proof barricade of described housing, be conducive to reducing further the volume of described host cavity, thus reducing the volume of described camera module motor further.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
Fig. 1 is the cross-sectional view of a kind of camera module motor of the prior art；
Fig. 2 is the Split type structure schematic diagram of the camera module motor shown in Fig. 1；
The cross-sectional view of the camera module motor that the embodiment that Fig. 3 is the application provides；
The cross-sectional view of the camera module motor that the preferred embodiment that Fig. 4 is the application provides.
Detailed description of the invention
As described in the background art, camera module motor of the prior art provides magnetic field due to needs Magnet, thus causing that the volume of described camera module motor is relatively big, and then makes the volume applying the camera module of described camera module motor bigger.
In view of this, the embodiment of the present application provides a kind of camera module motor, including housing, upper shell fragment, camera lens carrier, coil, lower shell fragment and base, described housing and described base constitute the host cavity of hollow after being fitted together to, described upper shell fragment, camera lens carrier and lower shell fragment are positioned at described host cavity, contain camera lens in described camera lens carrier；
Described coil is wound in described mirror head outer shell surface, between described mirror head outer shell and the dust-proof barricade of described housing；
The dust-proof barricade of described housing has magnetic.
Accordingly, the embodiment of the present application additionally provides a kind of camera module, and including at least one camera lens and the camera module motor corresponding with described number of shots, described camera module motor is the camera module motor described in above-described embodiment.
Accordingly, the embodiment of the present application additionally provides a kind of electronic equipment, and described electronic equipment includes at least one camera module as described in above-described embodiment.
In sum, the embodiment of the present application provides a kind of camera module motor, camera module and electronic equipment, the dust-proof barricade of the housing of described camera module motor has magnetic, the magnetic field of motion needs can be provided for described coil, when described coil passes into a certain size electric current, it is wrapped in the coil on mirror head outer shell surface to carry camera lens and move in the magnetic field that described dust-proof barricade provides, to realize the focusing function of camera module, it is typically in host cavity to be separately provided Magnet from without such as prior art, solve owing to Magnet takies the problem that the space of host cavity is relatively big and that cause camera module motor volume is bigger.And owing to described coil is wound in described mirror head outer shell surface, between described mirror head outer shell and the dust-proof barricade of described housing, be conducive to reducing further the volume of described host cavity, thus reducing the volume of described camera module motor further.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
The embodiment of the present application provides a kind of camera module motor, as shown in Figure 3, described camera module includes housing 100, upper shell fragment 200, camera lens carrier 30 as one kind 0, coil (not shown in accompanying drawing 3), lower shell fragment 400 and base 500, described housing 100 and described base 500 constitute the host cavity of hollow after being fitted together to, described upper shell fragment 200, camera lens carrier 30 as one kind 0 and lower shell fragment 400 are positioned at described host cavity, contain camera lens (not shown in accompanying drawing 3) in described camera lens carrier 30 as one kind 0；
Described coil is wound in described mirror head outer shell (not shown in accompanying drawing 3) surface, between described mirror head outer shell and the dust-proof barricade 510 of described housing 100；
The dust-proof barricade 510 of described housing 100 has magnetic.
It should be noted that, the dust-proof barricade 510 of the housing 100 of described camera module motor has magnetic, the magnetic field of motion needs can be provided for described coil, when described coil passes into a certain size electric current, it is wrapped in the coil on mirror head outer shell surface to carry camera lens and move in the magnetic field that described dust-proof barricade 510 provides, to realize the focusing function of camera module, it is typically in host cavity to be separately provided Magnet from without such as prior art, solves owing to Magnet takies the problem that the space of host cavity is relatively big and that cause camera module motor volume is bigger.And owing to described coil is wound in described mirror head outer shell surface, between described mirror head outer shell and the dust-proof barricade 510 of described housing 100, be conducive to reducing further the volume of described host cavity, thus reducing the volume of described camera module motor further.
It can further be stated that, in the present embodiment, owing to need not be separately provided Magnet in described host cavity, vacateing the space of Magnet originally for expanding the lens barrel diameter of camera lens, the camera module motor of such same size just can mate the camera lens applying higher pixel.
On the basis of above-described embodiment, in an embodiment of the application, the material of described dust-proof barricade 510 is Magnet.
Magnet, as the one of permanent magnet, has not easily loss of excitation, is not easy to be magnetized, and its polarity will not change, and need not as soft magnetic bodies it is generally required to the conditions such as energising could have magnetic advantage.It is possible not only to provide magnetic field as the material of preparing of described dust-proof barricade 510 hence with Magnet, and himself structure is less, it is not necessary to the auxiliary equipment such as energized equipment, overall volume is less.
On the basis of above-described embodiment, in another embodiment of the application, the material of described dust-proof barricade 510 is ndfeb magnet or samarium cobalt magnet or alnico magnet.In a preferred embodiment of the application, the material of described dust-proof barricade 510 is ndfeb magnet, this is because due to the small volume of described dust-proof barricade 510, it is thus desirable to the material of relatively high magnetism is as the preferred material of described dust-proof barricade 510, and magnetic energy product maximum in the current permanent magnet of ndfeb magnet, its magnetic energy product is more than ferritic ten times, and the machining property of itself is better, operating temperature reaches as high as 200 degrees Celsius, and these features of ndfeb magnet become one of preferred material of described dust-proof barricade 510.But the concrete kind of described dust-proof barricade 510 material is not limited by the application, specifically depending on practical situation.
On the basis of above-described embodiment, in a preferred embodiment of the application, as shown in Figure 4, described dust-proof barricade 510 includes groove 511 and is arranged at the Magnetitum 512 in described groove 511.
It should be noted that in the present embodiment, described housing 100 is prepared groove 511 in its dust-proof barricade, then is arranged among described groove 511 by Magnetitum 512 after can passing through once injection moulding, becomes the magnetic dust-proof barricade 510 of tool.But the concrete preparation flow of described dust-proof barricade 510 is not limited by the application, specifically depending on practical situation.
On the basis of above-described embodiment, in another preferred embodiment of the application, the material of described Magnetitum 512 is ndfeb magnet or samarium cobalt magnet or alnico magnet.Same, due to the small volume of described dust-proof barricade 510, the volume of the Magnetitum 512 being therefore arranged in described groove 511 also can be less.Therefore, in a preferred embodiment of the application, the ndfeb magnet with high energy product becomes the preferred material of described Magnetitum 512.But the concrete material of described Magnetitum 512 is not limited by the application, specifically depending on practical situation.
On the basis of above-described embodiment, in the further embodiment of the application, described housing 100 is metal shell.
It should be noted that; the effect that described housing 100 plays in above-mentioned camera module motor is other building blocks protecting described camera module motor; as long as therefore described housing 100 has certain hardness; the concrete kind of described housing 100 is not limited by the application, specifically depending on practical situation.
Also, it should be noted in an embodiment of the application, described housing 100 is cast housing or Al-alloy casing, in other embodiments of the application, described housing 100 can also be copper shell.This is not limited by the application, specifically depending on practical situation.
In sum, the embodiment of the present application provides a kind of camera module motor, the dust-proof barricade 510 of the housing 100 of described camera module motor has magnetic, the magnetic field of motion needs can be provided for described coil, when described coil passes into a certain size electric current, it is wrapped in the coil on mirror head outer shell surface to carry camera lens and move in the magnetic field that described dust-proof barricade 510 provides, to realize the focusing function of camera module, it is typically in host cavity to be separately provided Magnet from without such as prior art, solve owing to Magnet takies the problem that the space of host cavity is relatively big and that cause camera module motor volume is bigger.And owing to described coil is wound in described mirror head outer shell surface, between described mirror head outer shell and the dust-proof barricade 510 of described housing 100, be conducive to reducing further the volume of described host cavity, thus reducing the volume of described camera module motor further.
Accordingly, the embodiment of the present application additionally provides a kind of camera module, and described camera module includes at least one camera lens and the camera module motor corresponding with described number of shots, and described camera module motor is the camera module motor described in any of the above-described embodiment.
On the basis of above-described embodiment, in an embodiment of the application, described camera lens is plastic cement camera lens or glass lens.The concrete kind of described camera lens is not limited by the application, specifically depending on practical situation.
Accordingly, the embodiment of the present application additionally provides a kind of electronic equipment, and described electronic equipment includes at least one camera module as described in above-mentioned any embodiment.
It should be noted that in the crowded electronic equipment of the electronic devices such as mobile phone, the camera module motor that the camera module motor specific volume of small volume is bigger has advantage.The pixel that camera module motor is supported mainly is determined by " dynamic inclination " of camera module motor and lens barrel diameter, and " dynamic inclination " relates to preparation technology problem, and lens barrel diameter then relates to the capacity issue of motor.In prior art, the lens barrel diameter of the camera lens of 13M pixel is generally at about 6mm, overall dimensions is 8.5mm × 8.5mm, the lens barrel diameter of the camera lens of 16M pixel is generally at more than 7mm, the profile length of side is typically in more than 9mm, why relatively larger high-pixel camera module motor is, it is largely because that lens barrel diameter is excessive to be caused, and Magnet need not be separately provided in the host cavity of the camera module motor that the embodiment of the present application provides, there is more space for expanding the diameter of camera lens carrier 30 as one kind 0, therefore can hold the camera lens of high pixel.
In sum, the embodiment of the present application provides a kind of camera module motor, camera module and electronic equipment, the dust-proof barricade 510 of the housing 100 of described camera module motor has magnetic, the magnetic field of motion needs can be provided for described coil, when described coil passes into a certain size electric current, it is wrapped in the coil on mirror head outer shell surface to carry camera lens and move in the magnetic field that described dust-proof barricade 510 provides, to realize the focusing function of camera module, it is typically in host cavity to be separately provided Magnet from without such as prior art, solve owing to Magnet takies the problem that the space of host cavity is relatively big and that cause camera module motor volume is bigger.And owing to described coil is wound in described mirror head outer shell surface, between described mirror head outer shell and the dust-proof barricade 510 of described housing 100, be conducive to reducing further the volume of described host cavity, thus reducing the volume of described camera module motor further.
In this specification, each embodiment adopts the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually referring to.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.The multiple amendment of these embodiments be will be apparent from for those skilled in the art, and generic principles defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (10)
1. a camera module motor, it is characterized in that, including housing, upper shell fragment, camera lens carrier, coil, lower shell fragment and base, described housing and described base constitute the host cavity of hollow after being fitted together to, described upper shell fragment, camera lens carrier and lower shell fragment are positioned at described host cavity, contain camera lens in described camera lens carrier；
Described coil is wound in described mirror head outer shell surface, between described mirror head outer shell and the dust-proof barricade of described housing；
The dust-proof barricade of described housing has magnetic.
2. camera module motor according to claim 1, it is characterised in that the material of described dust-proof barricade is Magnet.
3. camera module motor according to claim 2, it is characterised in that the material of described dust-proof barricade is ndfeb magnet or samarium cobalt magnet or alnico magnet.
4. camera module motor according to claim 1, it is characterised in that described dust-proof barricade includes groove and is arranged at the Magnetitum in described groove.
5. camera module motor according to claim 4, it is characterised in that the material of described Magnetitum is ndfeb magnet or samarium cobalt magnet or alnico magnet.
6. camera module motor according to claim 1, it is characterised in that described housing is metal shell.
7. camera module motor according to claim 6, it is characterised in that described housing is cast housing or Al-alloy casing.
8. a camera module, it is characterised in that include at least one camera lens and the camera module motor corresponding with described number of shots, described camera module motor is the camera module motor described in any one of claim 1-7.
9. camera module according to claim 8, it is characterised in that described camera lens is plastic cement camera lens or glass lens.
10. an electronic equipment, it is characterised in that described electronic equipment includes at least one camera module as claimed in claim 8 or 9.
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 |
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| CN105721755A true CN105721755A (en) | 2016-06-29 |
| CN105721755B 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) |
Cited By (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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| 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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| US20110187917A1 (en) * | 2005-01-12 | 2011-08-04 | Canon Kabushiki Kaisha | Optical device |
| US20070103580A1 (en) * | 2005-11-10 | 2007-05-10 | Goro Noto | Image capturing apparatus |
| 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 |
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| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105721755B (en) | 2018-09-07 |
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