CN205792135U - A kind of linear vibration motor - Google Patents
A kind of linear vibration motor Download PDFInfo
- Publication number
- CN205792135U CN205792135U CN201620488811.5U CN201620488811U CN205792135U CN 205792135 U CN205792135 U CN 205792135U CN 201620488811 U CN201620488811 U CN 201620488811U CN 205792135 U CN205792135 U CN 205792135U
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- mass
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Abstract
This utility model relates to technical field of electronic products, a kind of linear vibration motor is provided, including motor shell and vibrating mass, also include inside motor shell for supporting vibrating mass and providing the elastic supporting member for supporting optical member of elastic-restoring force for it, motor shell is rectangular housing, vibrating mass includes mass and Magnet, mass is rectangle, institute's elastic supporting member for supporting optical member one end is connected with described mass, the other end is connected with motor shell, elastic supporting member for supporting optical member and described masses parallel, elastic supporting member for supporting optical member is mutually perpendicular to the direction of vibration of vibrating mass with the direction of masses parallel, the motor of this kind of contour structures is capable of the effective utilization to electronic product inner space, motor inner space can be increased simultaneously, thus increase the weight of mass in vibrating mass, improve vibration vibration sense, strengthen Consumer's Experience.
Description
Technical field
This utility model belongs to technical field of electronic products, particularly relates to a kind of linear vibration motor.
Background technology
Portable consumer electronics product develops rapidly, and consumer increasingly favors more lightening and has more preferably
The electronic product of tactile experience.Motor is typically used as the actuator of tactile experience, plays system vibration feedback
Effect.The most lightening developing direction of electronic product determines elastic supporting member for supporting optical member also must be to gauge flat
Change direction to improve.The linear vibration motor used in electronic product generally comprises the magnetic being contained in housing and shakes
Son and elastic supporting member for supporting optical member.This elastic supporting member for supporting optical member typically uses spring or elastic piece structure part, and it is mainly used in magnetic
Property oscillator be suspended in housing, and provide restoring force and for this magnetic oscillator provide positioning and guiding.
At present, conventional linear vibration motor profile is cylindrical, and it is easy to be assemblied in during the electronic products such as mobile phone
Cause the waste of electronic product inner space, be also unfavorable for increasing the quality of linear vibration motor Internal moving mass,
Affect the experience of user.
Summary of the invention
The purpose of this utility model is to provide one the most effectively to utilize electronic product assembled inside space, again can
Increase motor inner space, thus increase the weight of mass in vibrating mass, improve linearly shaking of vibration vibration sense
Dynamic motor.
This utility model is achieved in that a kind of linear vibration motor, including motor shell be suspended in institute
State the vibrating mass within motor shell, also include inside described motor shell for supporting described vibrating mass and being
It provides the elastic supporting member for supporting optical member of elastic-restoring force, it is characterised in that described vibrating mass is corresponding on direction of vibration
Described motor shell be rectangle, described vibrating mass includes mass and Magnet, and described mass is in vibration side
Upwards be projected as rectangle, described elastic supporting member for supporting optical member one end is connected with described mass, the other end and described horse
Reach housing to connect, described elastic supporting member for supporting optical member and described masses parallel, described elastic supporting member for supporting optical member and described quality
The parallel direction of block is mutually perpendicular to the direction of vibration of described vibrating mass.
As a kind of improvement project, the profile of described motor shell is cuboid or square.
As a kind of improvement project, described motor shell includes that upper casing and lower casing, described upper casing and lower casing are along institute
The projection stating vibrating mass direction of vibration is square, described upper casing and the lower casing fastening formation described vibration of receiving
Block, the space of elastic supporting member for supporting optical member.
As a kind of improvement project, the profile of described mass is cuboid or square, and described mass exists
It is projected as square on direction of vibration.
As a kind of improvement project, in the Magnet installing hole of described mass, it is fixedly connected with frame, described basin
Being provided with described Magnet in frame, described Magnet is projected as circle or rectangle along described vibrating mass direction of vibration,
Described Magnet is set with in coil, and described coil is fixedly connected on wiring board.
As a kind of improvement project, described coil is projected as circle or rectangle along described vibrating mass direction of vibration.
As a kind of improvement project, described frame is projected as circle or rectangle along described vibrating mass direction of vibration,
The opening of described frame is towards described coil.
As a kind of improvement project, described elastic supporting member for supporting optical member includes fixed part and the elastic arm being provided with centre bore；
One end of described elastic arm is connected with described fixed part, and the other end is elongated end, described elongated end cincture
The periphery of described fixed part forms rectangular configuration, and described elastic arm has height along the direction of vibration of described vibrating mass
It is poor to spend；
Described fixed part is connected with described mass, and described elongated end is connected with described motor shell, described line
Snare is contained in described centre bore.
As a kind of improvement project, described elastic supporting member for supporting optical member is provided with spring washer in the region of the projection of described lower casing.
Owing to linear vibration motor includes motor shell and vibrating mass, also include for supporting inside motor shell
Vibrating mass also provides the elastic supporting member for supporting optical member of elastic-restoring force for it, the motor that vibrating mass is corresponding on direction of vibration
Housing parts is rectangle, and vibrating mass includes mass and Magnet, the projection on direction of vibration of the described mass
For rectangle, institute's elastic supporting member for supporting optical member one end is connected with described mass, and the other end is connected with motor shell, elastic
The direction of support member and described masses parallel, elastic supporting member for supporting optical member and masses parallel and the vibration side of vibrating mass
To being mutually perpendicular to, the motor of this kind of contour structures is capable of the effective utilization to electronic product inner space,
Motor inner space can be increased simultaneously, thus increase the weight of mass in vibrating mass, improve vibration vibration sense,
Strengthen Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of the linear vibration motor that this utility model provides；
Fig. 2 is the sectional view of the linear vibration motor that this utility model provides；
Fig. 3 is the phenomenon vibrating motor shell mechanism schematic diagram that this utility model provides；
Fig. 4 is the circular magnetic structure schematic diagram that this utility model provides.
Wherein, 1-vibrating mass, 2-elastic supporting member for supporting optical member, 3-mass, 4-Magnet, 5-upper casing, 6-lower casing,
7-frame, 8-coil, 9-wiring board, 10-spring washer, 11-Magnet installing hole, 12-fixed part, 13-is elastic
Arm, 14-connects end.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing
And embodiment, this utility model is further elaborated.Should be appreciated that described herein specifically
Embodiment, only in order to explain this utility model, is not used to limit this utility model.
Fig. 1 shows the exploded perspective view of the linear vibration motor that this utility model provides, for convenience of description,
Figure only gives the part relevant to this utility model.
Shown in Fig. 2, Fig. 3, linear vibration motor includes motor shell and is suspended in inside motor shell
Vibrating mass 1, also include inside motor shell for supporting vibrating mass 1 and providing elastic-restoring force for it
Elastic supporting member for supporting optical member 2, the motor shell part that vibrating mass 1 is corresponding on direction of vibration is rectangle, i.e. vibrating mass
The roof and the diapire that correspond to motor shell on direction of vibration are rectangle.Roof and diapire are connected by sidewall
Constituting complete motor shell, motor shell profile is cuboid or cube structure.Vibrating mass 1 includes matter
Gauge block 3 and Magnet 4, the exterior contour of the mass 3 projection on vibrating mass 1 direction of vibration is rectangle,
Elastic supporting member for supporting optical member 2 one end is connected with mass 3, and the other end is connected with motor shell, elastic supporting member for supporting optical member 2 with
Mass 3 is parallel, the direction of vibration phase of elastic supporting member for supporting optical member 2 direction parallel with mass 3 and vibrating mass 1
The most vertical.
In this patent, the rectangle of indication not only includes the rectangle being made up of straight line, also includes using camber line to connect two
Bar right-angle side, replace by arc angle the rectangle at right angle, and the rectangle being made up of a plurality of camber line, and camber line with
The rectangle of the combined composition of straight line；In this patent, square and the cuboid of indication include constituting square or length
The intersection, orthogonal two faces of cube uses the structure of arc transition.
The motor of this kind of contour structures is capable of the effective utilization to electronic product inner space, simultaneously can
Increase motor inner space, thus increase the weight of mass in vibrating mass, improve vibration vibration sense, strengthen and use
Family is experienced.
Preferably, the profile of mass is square or cuboid, and mass 3 is at vibrating mass 1 direction of vibration
On projection be also square.The i.e. exterior contour in the face that mass is relative with motor shell roof and diapire is
Square, due to symmetrical structure centered by square, can effectively reduce mass and occur in vibration processes
The probability of polarization, improves Consumer's Experience.
Wherein, as in figure 2 it is shown, linear vibration motor of the present utility model is the motor of vertical motion, elastic
Support member 2 direction parallel with mass 3 is mutually perpendicular to the direction of vibration of vibrating mass 1.
In the present embodiment, motor shell includes that upper casing 5 and lower casing 6, upper casing 5 and lower casing 6 are along vibrating mass 1
The projection of direction of vibration is square, i.e. upper casing 5 includes that foursquare roof, lower casing 6 include square
Diapire.At least one party in upper casing 5 and lower casing 6 also includes that sidewall, upper casing 5 and lower casing 6 fasten and is formed
Accommodate vibrating mass 1, the space of elastic supporting member for supporting optical member 2.
Wherein, for the mounting means of mass 3 with Magnet 4, following manner can be used:
As in figure 2 it is shown, the center of mass 3 is provided with Magnet installing hole 11, in Magnet installing hole 11
Being fixedly connected with frame 7, the shape of Magnet installing hole 11 is suitable with the profile of frame 7, peace in frame 7
Equipped with Magnet 4, Magnet 4 is sleeved in coil 8, and coil 8 is fixedly connected on wiring board 9, frame 7
Opening towards coil 8, Magnet 4 can be bonded in frame 7, and coil 8 may extend to this frame 7 He
In gap between Magnet 4, frame 7, Magnet 4 and coil 8 are along the projection of vibrating mass 1 direction of vibration
Exterior contour is circular or rectangle.The i.e. profile of frame, Magnet and coil is cuboid, square or circle
Column structure.Preferably, in the present embodiment, frame 7, Magnet 4 and coil 8 are along vibrating mass 1 side of vibration
To be projected as square, i.e. the profile of frame, Magnet and coil is cuboid or square, three constitute
Magnetic circuit system be square magnetic circuit.
Due to mass, frame, Magnet and coil are also square along the projection of vibrating mass direction of vibration, this
The design of sample can guarantee that vibrating mass uniform force, is not likely to produce polarization.
This patent does not limit the three-dimensional shape of frame, Magnet and coil and along vibrating mass 1 direction of vibration
The shape of projection must be consistent, as long as the magnetic gap met between frame and Magnet can accommodate coil, Magnet
Can move in coil.Such as, the projection of frame can be rectangle, and the projection of Magnet and coil is equal
For circle, or as shown in Figure 4, above three is cylindrical structural, and it is along the vibration side of vibrating mass 1
To the exterior contour of projection be circle, the magnetic circuit system that above three is constituted be circle magnetic circuit.
In this utility model, elastic supporting member for supporting optical member 2 is spiral structure, including the fixed part being provided with centre bore
12 and elastic arm 13.In the present embodiment, elastic supporting member for supporting optical member includes four elastic arms.Certainly, elastic supporting member for supporting optical member
The quantity of Elastic arm can be any bar no less than 1, and this is not limited by this patent.
One end of every elastic arm 13 is connected with fixed part 12, and the other end is elongated end 14, elongated end 14
Rectangular configuration is formed, it is preferred that this rectangle is square around the periphery of fixed part 13.Every elastic arm
The bearing of trend of 13 is the most identical, is and extends clockwise or counterclockwise extend, four elastic arms 13
Constituting centrosymmetric structure with the connection end of fixed part 12, the elongated end of every elastic arm 13 forms rectangle knot
One side of structure.Every elastic arm 13 has difference in height, fixed part 13 along the direction of vibration of vibrating mass 1
Being connected with mass 3, elongated end 14 welds with motor shell.
Coil 8 is sleeved in centre bore 12, i.e. coil 8 is fixed on wiring board 9 after this centre bore 12
On, coil 8 does not has any connection with elastic supporting member for supporting optical member 2 and contacts.The present embodiment Elastic support member 2
Being arranged between mass 3 and lower casing 6, certainly, elastic supporting member for supporting optical member can also be arranged on mass 3 and upper
Between shell 5, this is not limited by this utility model.
Owing to, in this utility model, elastic supporting member for supporting optical member 2 is spiral structure, aforesaid vibrating mass 1 of arranging in pairs or groups
Use, can not only effectively utilize the inner space of motor shell, moreover it is possible to the appearance reducing polarization further is general
Rate, strengthens Consumer's Experience.
In this utility model, elastic supporting member for supporting optical member 2 is provided with spring washer 10 in the region of the projection of lower casing 6, preferably
, spring washer 10 is loop configuration, and spring washer 10 is fixed on lower casing, and a position of wiring board 9 is positioned at spring washer
The inside of 10 surrounded annular regions.The effect of this spring washer is to play buffering to being resiliently supported in vibration processes
Spacing effect.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model,
All any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, all should
Within being included in protection domain of the present utility model.
Claims (9)
1. a linear vibration motor, including motor shell and be suspended in the vibrating mass within described motor shell,
Also include inside described motor shell for supporting described vibrating mass and propping up for its elasticity providing elastic-restoring force
Support member, it is characterised in that the described motor shell that described vibrating mass is corresponding on direction of vibration is rectangle, institute
Stating vibrating mass and include mass and Magnet, described mass is projected as rectangle, described bullet on direction of vibration
Property support member one end is connected with described mass, and the other end is connected with described motor shell, described resilient support
The direction of part and described masses parallel, described elastic supporting member for supporting optical member and described masses parallel and described vibrating mass
Direction of vibration be mutually perpendicular to.
Linear vibration motor the most according to claim 1, it is characterised in that outside described motor shell
Shape is cuboid or square.
Linear vibration motor the most according to claim 2, it is characterised in that described motor shell includes
Upper casing and lower casing, described upper casing and lower casing are square along the projection of described vibrating mass direction of vibration, described
Upper casing and lower casing fasten to be formed and accommodate described vibrating mass, the space of elastic supporting member for supporting optical member.
Linear vibration motor the most according to claim 3, it is characterised in that the profile of described mass
For cuboid or square, described mass is projected as square on direction of vibration.
Linear vibration motor the most according to claim 4, it is characterised in that the Magnet of described mass
Being fixedly connected with frame in installing hole, be provided with described Magnet in described frame, described Magnet is along described vibration
Block direction of vibration be projected as circle or rectangle, described Magnet is set with in coil, and described coil is fixing to be connected
In the circuit board.
Linear vibration motor the most according to claim 5, it is characterised in that described coil is along described
Vibrating mass direction of vibration be projected as circle or rectangle.
Linear vibration motor the most according to claim 6, it is characterised in that described frame is shaken described in edge
Motion block direction of vibration be projected as circle or rectangle, the opening of described frame is towards described coil.
Linear vibration motor the most according to claim 7, it is characterised in that described elastic supporting member for supporting optical member
Including the fixed part and the elastic arm that are provided with centre bore；
One end of described elastic arm is connected with described fixed part, and the other end is elongated end, described elongated end cincture
The periphery of described fixed part forms rectangular configuration, and described elastic arm has height along the direction of vibration of described vibrating mass
It is poor to spend；
Described fixed part is connected with described mass, and described elongated end is connected with described motor shell, described line
Snare is contained in described centre bore.
Linear vibration motor the most according to claim 8, it is characterised in that described elastic supporting member for supporting optical member exists
The region of the projection of described lower casing is provided with spring washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620488811.5U CN205792135U (en) | 2016-05-25 | 2016-05-25 | A kind of linear vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620488811.5U CN205792135U (en) | 2016-05-25 | 2016-05-25 | A kind of linear vibration motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205792135U true CN205792135U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620488811.5U Active CN205792135U (en) | 2016-05-25 | 2016-05-25 | A kind of linear vibration motor |
Country Status (1)
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846637A (en) * | 2016-05-25 | 2016-08-10 | 歌尔声学股份有限公司 | Linear vibration motor |
| CN110401744A (en) * | 2019-06-30 | 2019-11-01 | 瑞声科技(新加坡)有限公司 | Vibration exciter |
| CN112600381A (en) * | 2020-12-21 | 2021-04-02 | 天津富禄通信技术有限公司 | Novel linear vibrator |
| CN114175679A (en) * | 2019-07-31 | 2022-03-11 | 谷歌有限责任公司 | Actuator module with improved damage tolerance |
| US20220353618A1 (en) * | 2019-08-30 | 2022-11-03 | Google Llc | Suspension for moving magnet actuator |
| US12096198B2 (en) | 2019-12-13 | 2024-09-17 | Google Llc | Actuator modules with reduced stiffness connections to panels and mobile devices including the same |
-
2016
- 2016-05-25 CN CN201620488811.5U patent/CN205792135U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846637A (en) * | 2016-05-25 | 2016-08-10 | 歌尔声学股份有限公司 | Linear vibration motor |
| CN110401744A (en) * | 2019-06-30 | 2019-11-01 | 瑞声科技(新加坡)有限公司 | Vibration exciter |
| WO2021000143A1 (en) * | 2019-06-30 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Vibration exciter |
| CN114175679A (en) * | 2019-07-31 | 2022-03-11 | 谷歌有限责任公司 | Actuator module with improved damage tolerance |
| US20220272457A1 (en) * | 2019-07-31 | 2022-08-25 | Google Llc | Actuator module with improved damage resistance |
| US11871202B2 (en) | 2019-07-31 | 2024-01-09 | Google Llc | Actuator module with improved damage resistance |
| US20220353618A1 (en) * | 2019-08-30 | 2022-11-03 | Google Llc | Suspension for moving magnet actuator |
| US11843912B2 (en) * | 2019-08-30 | 2023-12-12 | Google Llc | Suspension for moving magnet actuator |
| US12096198B2 (en) | 2019-12-13 | 2024-09-17 | Google Llc | Actuator modules with reduced stiffness connections to panels and mobile devices including the same |
| CN112600381A (en) * | 2020-12-21 | 2021-04-02 | 天津富禄通信技术有限公司 | Novel linear vibrator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |