CN206195583U - Voice coil motor of two cameras of runway coil - Google Patents

Voice coil motor of two cameras of runway coil Download PDF

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Publication number
CN206195583U
CN206195583U CN201621158490.9U CN201621158490U CN206195583U CN 206195583 U CN206195583 U CN 206195583U CN 201621158490 U CN201621158490 U CN 201621158490U CN 206195583 U CN206195583 U CN 206195583U
Authority
CN
China
Prior art keywords
coil
magnet
runway
supports
support
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.)
Expired - Fee Related
Application number
CN201621158490.9U
Other languages
Chinese (zh)
Inventor
沈文振
吴承諹
林伟年
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.)
Xiamen Xinhongzhou Precision Technology Co Ltd
Original Assignee
Xiamen Xinhongzhou Precision Technology Co Ltd
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 Xiamen Xinhongzhou Precision Technology Co Ltd filed Critical Xiamen Xinhongzhou Precision Technology Co Ltd
Priority to CN201621158490.9U priority Critical patent/CN206195583U/en
Application granted granted Critical
Publication of CN206195583U publication Critical patent/CN206195583U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a voice coil motor of two cameras of runway coil, including casing, support, coil, magnet, lower cover, the lower cover fix in the bottom of casing, the coil is installed on the support, the outside of coil is installed in the casing and is located to magnet, installs the runway coil on two relative lateral walls on the support respectively, two holding intracavitys at the casing are installed side by side to two supports of installing the coil, magnet have three, three blocks of magnet is installed respectively between the outside of two supports and two supports. Because the utility model discloses two holding intracavitys at the casing are installed side by side to two supports of installing the coil, and three blocks of magnet is installed respectively between the outside of two supports and two supports, magnet that lies in in the middle of the support of two coils sharings, and holistic structure is comparatively simple, in addition, the utility model discloses a coil is the runway coil, and the interference in magnetic field is little, can produce stronger magnetic force.

Description

The voice coil motor of runway coil dual camera
Technical field
The utility model is related to a kind of voice coil motor, more particularly to a kind of voice coil motor of runway coil dual camera.
Background technology
Voice coil motor has high frequency sound, high-precision feature.Its cardinal principle is in a permanent-magnetic field, by changing The DC current size of motor interior loop controls the stretch position of spring leaf, so as to drive up and down motion, realizes focusing.Hand Machine camera widely realizes automatic focusing function using VCM, and the position of camera lens can be adjusted by VCM, and presentation is clearly schemed Picture.Traditional voice coil motor mostly only drives a mobile phone camera, if two mobile phone cameras need to be driven, just needs to use Two voice coil motors are driven respectively, and structure is complex, install the magnetic on two inconvenient and adjacent voice coil motors Iron can be interfered, and influence the normal work of voice coil motor.
The content of the invention
The purpose of this utility model is a kind of voice coil motor of the runway coil dual camera for providing simple structure.
To achieve the above object, technical solution of the present utility model is:
The utility model is a kind of voice coil motor of runway coil dual camera, including housing, support, coil, magnet, under Lid;Described lower cover is fixed on the bottom of housing, and coil is rack-mount, and magnet is arranged in housing and positioned at the outer of coil Side;Described coil is runway coil, and runway coil is separately installed with two relative side walls of support;In described housing Two accommodating cavities being arranged side by side are provided with, two are provided with the support of coil and are mounted side by side in two accommodating cavities of housing;Institute The magnet stated has three pieces, and three blocks of magnet is separately mounted between the outside of two supports and two supports.
Described coil is fitted on the outer wall of support.
The arranged on left and right sides of described support is respectively equipped with multiple projections, and described coil is wrapped on the projection of support.
The magnetic pole of magnet is identical with the magnetic pole installed in two stent outer magnet opposite faces between two supports.
The magnetic pole of magnet is opposite with the magnetic pole installed in two stent outer magnet opposite faces between two supports.
The bipolar magnet that described magnet is formed in one, between two supports the magnetic pole of bipolar magnet be arranged on The magnetic pole of two stent outer bipolar magnet opposite faces is identical.
Described magnet is wrapped up again for two panels conventional magnet in the NULL of middle setting one.
After using such scheme, because two supports for being provided with coil of the utility model are mounted side by side on two of housing In accommodating cavity, three blocks of magnet is separately mounted between the outside of two supports and two supports, and two coils share one and are located at Magnet in the middle of support, overall structure is relatively simple;Additionally, coil of the present utility model is runway coil, the interference in magnetic field It is small, stronger magnetic force can be produced.
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is three-dimensional exploded view of the present utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is sectional views of the Fig. 2 along line A-A;
Fig. 4 is top view of the present utility model;
Fig. 5 is the polarity distribution figure of the utility model magnet.
Specific embodiment
As Figure 1-Figure 4, the utility model is a kind of voice coil motor of runway coil dual camera, including housing 1, branch Frame 2, coil 3, magnet 4, lower cover 5.
Described lower cover 5 is fixed on the bottom of housing 1, and coil 3 is arranged on support 2, magnet 4 be arranged in housing 1 and Positioned at the outside of coil 3.
Described coil 3 is runway coil 3, and runway coil 3 is separately installed with 2 two relative side walls of support;Institute Two accommodating cavities 11 being arranged side by side are provided with the housing 1 stated, two supports 2 for being provided with coil 3 are mounted side by side on housing 1 In two accommodating cavities 11.Described magnet 4 has three pieces, three blocks of magnet 4 be separately mounted to two supports 2 outside and two supports Between 2, the magnet 4 between two supports 2 is to share magnet.
The arranged on left and right sides of described support 2 is respectively equipped with multiple projections 21, described coil 3 along support 2 projection 21 Peripheral coiling, so as to form runway coil, i.e., coil 3 is wrapped in the projection 21 of support 2.If it should be noted that coil is The coil for etching, then, without setting multiple projections 21, the coil that will need to only etch is fitted on the outer wall of support.
Described magnet 4 can be conventional magnet, or bipolar magnet 4, and both arrangements are essentially identical.
With reference to shown in Fig. 5, for bipolar magnet 4, bipolar magnet 4 between two supports 3 is located in its three pieces of bipolar magnets 4 Magnetic pole with installed in two opposite faces of 3 outside bipolar magnet of support 4 magnetic pole it is identical, i.e. three pieces of bipolar magnets 4 from a left side to The right side, first piece of upper magnetic pole of bipolar magnet 41 is S/N, lower magnet is N/S, and the upper magnetic pole of second piece of bipolar magnet 42 is N/S, lower magnet are S/N, and the 3rd piece of upper magnetic pole of bipolar magnet 43 is S/N, lower magnet is N/S.It should be noted that: The magnetic pole of bipolar magnet 4 also can be conversely, but must with the direction of the active force of the interaction generation of coil 3 positioned at the both sides magnet 4 of support 2 Must be consistent, i.e., one coil of support both sides must simultaneously by power up or down.
Described bipolar magnet 4 refers to that the middle setting of upper magnetic pole and lower magnet has NULL 44, be one into Type is out;And can also again be wrapped up in the NULL 44 of middle setting one with two panels conventional magnet.The NULL 44 Just to the cross central line of runway coil 3(As shown in Figure 3).
Emphasis of the present utility model is that:Using three blocks of magnet and runway loop construction, the start part of voice coil motor Can be spring-piece type, or ball-type.
The above, only the utility model preferred embodiment, therefore the utility model implementation can not be limited with this Scope, i.e., the equivalence changes made according to present utility model application the scope of the claims and description and modification, all should still belong to this reality In the range of being covered with new patent.

Claims (7)

1. a kind of voice coil motor of runway coil dual camera, including housing, support, coil, magnet, lower cover;Described lower cover The bottom of housing is fixed on, coil is rack-mount, magnet is arranged in housing and positioned at the outside of coil;Its feature exists In:Described coil is runway coil, and runway coil is separately installed with two relative side walls of support;In described housing Two accommodating cavities being arranged side by side are provided with, two are provided with the support of coil and are mounted side by side in two accommodating cavities of housing;Institute The magnet stated has three pieces, and three blocks of magnet is separately mounted between the outside of two supports and two supports.
2. the voice coil motor of runway coil dual camera according to claim 1, it is characterised in that:Described coil laminating On the outer wall of support.
3. the voice coil motor of runway coil dual camera according to claim 1, it is characterised in that:Described support Arranged on left and right sides is respectively equipped with multiple projections, and described coil is wrapped on the projection of support.
4. the voice coil motor of runway coil dual camera according to claim 1, it is characterised in that:Positioned at two supports it Between magnet magnetic pole with installed in two stent outer magnet opposite faces magnetic pole it is identical.
5. the voice coil motor of runway coil dual camera according to claim 1, it is characterised in that:Positioned at two supports it Between magnet magnetic pole with installed in two stent outer magnet opposite faces magnetic pole it is opposite.
6. the voice coil motor of runway coil dual camera according to claim 1, it is characterised in that:Described magnet is one Body formed bipolar magnet, between two supports the magnetic pole of bipolar magnet with installed in two stent outer bipolar magnet phases The magnetic pole on opposite is identical.
7. the voice coil motor of runway coil dual camera according to claim 1, it is characterised in that:Described magnet is two Piece conventional magnet is wrapped up again in the NULL of middle setting one.
CN201621158490.9U 2016-11-01 2016-11-01 Voice coil motor of two cameras of runway coil Expired - Fee Related CN206195583U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621158490.9U CN206195583U (en) 2016-11-01 2016-11-01 Voice coil motor of two cameras of runway coil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621158490.9U CN206195583U (en) 2016-11-01 2016-11-01 Voice coil motor of two cameras of runway coil

Publications (1)

Publication Number Publication Date
CN206195583U true CN206195583U (en) 2017-05-24

Family

ID=58732109

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621158490.9U Expired - Fee Related CN206195583U (en) 2016-11-01 2016-11-01 Voice coil motor of two cameras of runway coil

Country Status (1)

Country Link
CN (1) CN206195583U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018086408A1 (en) * 2016-11-11 2018-05-17 上海比路电子股份有限公司 Double-camera driving device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018086408A1 (en) * 2016-11-11 2018-05-17 上海比路电子股份有限公司 Double-camera driving device
US10659663B2 (en) 2016-11-11 2020-05-19 Shanghai Billu Electronics Co., Ltd. Double-camera drive device

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170524