CN109828667A - A kind of nine magnetic high drive low noise touch feedback drivers - Google Patents
A kind of nine magnetic high drive low noise touch feedback drivers Download PDFInfo
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- CN109828667A CN109828667A CN201910090824.5A CN201910090824A CN109828667A CN 109828667 A CN109828667 A CN 109828667A CN 201910090824 A CN201910090824 A CN 201910090824A CN 109828667 A CN109828667 A CN 109828667A
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- magnetic circuit
- suspension
- voice coil
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- steel
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Abstract
The present invention relates to touch feedback Drive technology fields, more particularly to a kind of nine magnetic high drive low noise touch feedback drivers, including shell, the intracorporal vibration component of shell, vibration component includes the frame of high resiliency nylon material, vibrating mechanism, frame includes the outer suspension connecting with inner walls, interior suspension on the inside of outer suspension, it is connected between interior suspension and outer suspension by the connecting rod of multiple S types, vibrating mechanism includes being arranged in be powered inside interior suspension to generate the voice coil in magnetic field, the magnetic circuit unit of electromagnetic induction is generated with voice coil, voice coil is fixed on shell, magnetic circuit unit includes the internal magnetic circuit being arranged at interior center of suspension, first external magnetic circuit of internal magnetic circuit two sides is set, second external magnetic circuit, internal magnetic circuit among voice coil by passing through, internal magnetic circuit both ends are fixed on interior suspension, interior suspension two sides inner wall is equipped with and is embedded the first external magnetic circuit, second outer magnetic Road is embedded slot, low noise, even without noise, and has stronger vibration ability, and using effect increases substantially.
Description
Technical field
The present invention relates to touch feedback Drive technology fields, and in particular to a kind of nine magnetic high drive low noise touch feedbacks
Driver.
Background technique
Haptic feedback technology currently on the market initially enters vehicle-mounted market, and vehicle-carrying display screen also becomes greatly, traditional
Touch feedback driver can not drive increasing display screen, and the oscillation intensity of existing touch feedback driver is low,
Also, bottom at work is made an uproar very greatly, therefore, when touch feedback driver how to be allowed to possess stronger vibration ability and work
There is no noise, is a technical problem to be solved urgently.
Summary of the invention
It is anti-the technical problem to be solved by the present invention is in view of the foregoing drawbacks, provide a kind of nine magnetic high drive low noise tactiles
Driver, low noise, even without noise are presented, and there is stronger vibration ability, using effect increases substantially.
The technical solution adopted by the present invention to solve the technical problems is as follows:
A kind of nine magnetic high drive low noise touch feedback drivers, including the intracorporal vibration component of shell, shell, the vibration
Dynamic component includes the vibrating mechanism of the frame of high resiliency nylon material, driving frame vibration, and frame includes connecting with inner walls
Outer suspension, the interior suspension on the inside of outer suspension, pass through the connecting rod connection of multiple S types, the vibration between interior suspension and outer suspension
Motivation structure includes being arranged in be powered inside interior suspension generate the voice coil in magnetic field, generate the magnetic circuit unit of electromagnetic induction, sound with voice coil
Circle is fixed on shell, and the magnetic circuit unit includes that internal magnetic circuit at interior center of suspension is arranged in, is arranged in internal magnetic circuit two sides
The first external magnetic circuit, the second external magnetic circuit, internal magnetic circuit is by passing through among voice coil, and internal magnetic circuit both ends are fixed on interior suspension, interior suspension
Two sides inner wall is equipped with and is embedded the first external magnetic circuit, the second external magnetic circuit is embedded slot, and the internal magnetic circuit includes first set gradually
Interior magnet steel, the first interior pole, magnet steel in second, the second interior pole, magnet steel in third, first external magnetic circuit includes outside first
Magnet steel, the first outer pole piece, the second outer steel, the second outer pole piece, third outer steel, second external magnetic circuit include the 4th outer magnetic
Steel, third outer pole piece, the 5th outer steel, the 4th outer pole piece, the 6th outer steel.
Further, first external magnetic circuit, the second external magnetic circuit are symmetrical arranged about interior center of suspension.
Further, first external magnetic circuit, the quality of the second external magnetic circuit are equal.
Further, the voice coil includes the first voice coil being set in outside internal magnetic circuit, the second voice coil set gradually,
First voice coil, the outside wall surface of the second voice coil are Nian Jie with the inner wall of shell.
Further, in first in magnet steel and second magnet steel polarity on the contrary, in second in magnet steel and third magnet steel pole
Property on the contrary, the polarity of the first outer steel and the second outer steel on the contrary, the polarity of the second outer steel and third outer steel on the contrary, the 4th
Outer steel is with the polarity of the 5th outer steel on the contrary, the 5th outer steel is opposite with the polarity of the 6th outer steel.
Further, the first interior pole is opposite with the first outer pole piece, the outer position of pole piece of third, the second interior pole and second
Outer pole piece, the position of the 4th outer pole piece are opposite.
Further, wiring board is additionally provided on the shell, wiring board is electrically connected by conducting wire and voice coil.
Further, the connecting rod being arranged at the both ends in interior suspension vibration direction evenly and symmetrically.
Further, it is not contacted between the voice coil and interior suspension, internal magnetic circuit, the first external magnetic circuit, the second external magnetic circuit.
The beneficial effects of the present invention are: using the above scheme,
1. double voice coil is placed among magnetic loop using the magnetic loop that there is nine magnet steel, six pole pieces to constitute, greatly increase
The BL value of driver is added, electromotive efficiency is higher, and it is high-efficient that electric energy is converted into mechanical energy, greatly improves driving force, significantly
Improve vibrating effect；
2. making frame using flexible super-elastic nylon, coefficient of friction is small, also there is self-lubrication to solve conventional metals bullet
Property system vibration when at the bottom of make an uproar big problem, frame can also promote to improve vibrating effect.
Detailed description of the invention
Through the following detailed description taken in conjunction with the accompanying drawings, present invention objects, features and advantages above-mentioned and other will become
Obviously.
Fig. 1 is the cross-sectional structure schematic diagram of one embodiment of the present invention.
Fig. 2 is the vertical section structure schematic diagram of one embodiment of the present invention.
Fig. 3 is the assembling structure schematic diagram at the frame in one embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the frame in one embodiment of the present invention.
Wherein: 1 is shell, and 11 be wiring board, and 2 be outer suspension, and 21 be interior suspension, and 211 is are embedded slot, and 22 be connecting rod, 3
It is the second voice coil for the first voice coil, 4,5 be magnet steel in first, and 6 be the first interior pole, and 7 be magnet steel in second, and 8 be pole in second
Piece, 9 be magnet steel in third, and 10 be the first outer steel, and 11 be the first outer pole piece, and 12 be the second outer steel, and 13 be the second outer pole piece,
14 be third outer steel, and 15 be the 4th outer steel, and 16 be the outer pole piece of third, and 17 be the 5th outer steel, and 18 be the 4th outer pole piece, 19
For the 6th outer steel.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
- Fig. 4 referring to Fig.1, a kind of nine magnetic high drive low noise touch feedback drivers, including the vibration in shell 1, shell 1
Dynamic component, vibration component include the vibrating mechanism vibrated using frame, the driving frame of flexible super-elastic nylon material, frame
Interior suspension 21 including the outer suspension 2,2 inside of outer suspension that connect with 1 inner wall of shell, passes through four between interior suspension 21 and outer suspension 2
The connecting rod 22 of a S type connects, and connecting rod 22 is divided into two groups of two sides that interior 21 direction of vibration of suspension is symmetrically arranged in, and connects
One end of bar 22 is connect with the outside wall surface of interior suspension 21, and the other end of connecting rod 22 is connect with the inner wall of outer suspension 2, frame one
Forming structure, the suspension elasticity with higher that interior suspension, outer suspension, connecting rod are constituted, the friction system of nylon material
Number is small, also has self-lubrication, eliminates noise in vibration, improves service performance, the connecting rod 22 of S type it is flexible,
Outer suspension is passed to after the vibration of interior suspension being amplified, further increases whole vibration force, vibrating effect is good.
Vibrating mechanism includes being arranged in can produce the voice coil in magnetic field inside interior suspension 21 after energization, generate electromagnetism sense with voice coil
The magnetic circuit unit answered, voice coil include setting gradually the first voice coil 3, second contacted between not interior suspension 21 on the inside of interior suspension 21
Voice coil 4, the first voice coil 3, the outside wall surface up and down of the second voice coil 4 are Nian Jie with the inner wall up and down of shell 1, and magnetic circuit unit includes setting
Internal magnetic circuit at interior 21 center of suspension, the first external magnetic circuit, the second external magnetic circuit that internal magnetic circuit two sides are arranged in, internal magnetic circuit is by first
It is passed through among voice coil 3, the second voice coil 4, internal magnetic circuit runs through the first voice coil, the second voice coil, and internal magnetic circuit includes first set gradually
Magnet steel 7 in interior magnet steel 5, the first interior pole 6, second, the second interior pole 8, magnet steel 9 in third, pole in magnet steel 5, first in first
Magnet steel 7 in piece 6, second, the second interior pole 8 are successively bonded in third between magnet steel 9, wherein magnet steel in magnet steel 5 and second in first
7 polarity is reversed, and magnet steel 7 and the polarity of magnet steel 9 in third are reversed in second, the outer end of magnet steel 5, in first
Bonding connection between the outer end of magnet steel 9 and interior suspension 21 in three, the center of the first external magnetic circuit, the second external magnetic circuit about interior suspension 21
It is symmetrical arranged, i.e. the first external magnetic circuit, the second external magnetic circuit are symmetrical arranged about internal magnetic circuit, internal magnetic circuit, the first external magnetic circuit, the second outer magnetic
The setting direction on road vibrates interior suspension along shell length direction along the length direction of shell, and the two sides inner wall of interior suspension 21 is set
Have be embedded the first external magnetic circuit, the second external magnetic circuit is embedded slot 211, the first external magnetic circuit includes the first outer steel 10, the first outer pole piece
11, the second outer steel 12, the second outer pole piece 13, third outer steel 14, the first outer steel 10, the first outer pole piece 11, the second outer magnetic
Between steel 12, the second outer pole piece 13, third outer steel 14 successively be mutually bonded connection, wherein the first outer steel 10 and the second outer magnetic
The polarity of steel 12 is reversed, and the polarity of the second outer steel 12 and third outer steel 14 is reversed, and the second external magnetic circuit includes the
Four outer steels 15, third outer pole piece 16, the 5th outer steel 17, the 4th outer pole piece 18, the 6th outer steel 19, the 4th outer steel 15,
Third it is outer between pole piece 16, the 5th outer steel 17, the 4th outer pole piece 18, the 6th outer steel 19 successively be mutually bonded connection, wherein
The polarity of 4th outer steel 15 and the 5th outer steel 17 is reversed, and the 5th outer steel 17 is opposite with the polarity of the 6th outer steel 19
Setting, the first external magnetic circuit, the quality of the second external magnetic circuit are equal, and the first interior pole 6 and the outer pole piece of the first outer pole piece 11, third
14 position is on the same straight line on case width direction, the second interior pole 8 and the second outer pole piece 13, the 4th outer pole piece 18
Position be on the same straight line on case width direction, be additionally provided with wiring board 11 on shell 1, wiring board 11 is using convenient for setting
The FPC set promotes to reduce production difficulty, reduces production cost, and wiring board 11 is electrical by conducting wire and the first voice coil, the second voice coil
Connection, when electric signal is connected on FPC, the first voice coil 3, the second voice coil 4 are powered generate magnetic field simultaneously, the first voice coil 3 of energization
With the first of intermediate two opposite polarity permanent magnets in magnetic rigid 5, second outside magnet steel 7 and the first outer steel of two sides 10, second
Magnet steel 12 and the 4th outer steel 15, the 5th outer steel 17 generate electromagnetic induction, 3 cutting magnetic line of the first voice coil, and the of energization
Magnet steel 7 in two voice coils 4 and the second of intermediate two opposite polarity permanent magnets, magnet steel 9 and the second outer steel of two sides in third
12, third outer steel 14 and the 5th outer steel 17, the 6th outer steel 19 generate electromagnetic induction, and the second voice coil 4 cuts magnetic force
Line, since the first voice coil, the second voice coil are fixed, the permanent magnet that internal magnetic circuit, the first external magnetic circuit, the second external magnetic circuit are constituted is along shell
Length direction regularity vibration back and forth, so that suspension does periodic vibration in driving, then outside suspension transmitting, make it is whole generate compared with
Significantly periodic vibration, nine blocks of magnet steel, three groups of magnetic circuits, produces great vibration force, greatly improves Oscillation Amplitude, this
Touch feedback driver portion performance: acceleration g >=15m/s2 is made an uproar at the bottom of when rated power works: spl at 20cm≤38dB,
Not only driving force with higher, but also noise is not generated, using effect is greatly improved, is satisfied the use demand.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is all according to
According to any simple modification to the above embodiments in technical spirit of the invention, equivalent variations, guarantor of the invention is each fallen within
Within the scope of shield.
Claims (9)
1. a kind of nine magnetic high drive low noise touch feedback drivers, including the intracorporal vibration component of shell, shell, feature exist
It include the frame of high resiliency nylon material, the vibrating mechanism of driving frame vibration in, the vibration component, frame includes and shell
Interior suspension on the inside of the outer suspension of internal wall connection, outer suspension, passes through the connecting rod company of multiple S types between interior suspension and outer suspension
It connects, the vibrating mechanism includes being arranged in be powered inside interior suspension generate the voice coil in magnetic field, generate electromagnetic induction with voice coil
Magnetic circuit unit, voice coil are fixed on shell, the magnetic circuit unit include internal magnetic circuit at interior center of suspension is set, setting exists
The first external magnetic circuit, the second external magnetic circuit of internal magnetic circuit two sides, for internal magnetic circuit by passing through among voice coil, internal magnetic circuit both ends are fixed on interior suspension
On, interior suspension two sides inner wall is equipped with and is embedded the first external magnetic circuit, the second external magnetic circuit is embedded slot, and the internal magnetic circuit includes successively setting
Magnet steel in first set, the first interior pole, magnet steel in second, the second interior pole, magnet steel in third, the first external magnetic circuit packet
The first outer steel, the first outer pole piece, the second outer steel, the second outer pole piece, third outer steel are included, second external magnetic circuit includes
4th outer steel, third outer pole piece, the 5th outer steel, the 4th outer pole piece, the 6th outer steel.
2. a kind of nine magnetic high drive low noise touch feedback driver according to claim 1, which is characterized in that described
First external magnetic circuit, the second external magnetic circuit are symmetrical arranged about interior center of suspension.
3. a kind of nine magnetic high drive low noise touch feedback driver according to claim 1, which is characterized in that described
First external magnetic circuit, the quality of the second external magnetic circuit are equal.
4. a kind of nine magnetic high drive low noise touch feedback driver according to claim 1, which is characterized in that described
Voice coil includes the first voice coil being set in outside internal magnetic circuit, the second voice coil set gradually, the outer wall of the first voice coil, the second voice coil
Face is Nian Jie with the inner wall of shell.
5. a kind of nine magnetic high drive low noise touch feedback driver according to claim 1, which is characterized in that in first
The polarity of magnet steel is on the contrary, magnet steel is with the polarity of magnet steel in third on the contrary, the first outer steel and second in second in magnet steel and second
The polarity of outer steel on the contrary, the polarity of the second outer steel and third outer steel on the contrary, the 4th outer steel and the 5th outer steel pole
Property is on the contrary, the 5th outer steel is opposite with the polarity of the 6th outer steel.
6. a kind of nine magnetic high drive low noise touch feedback driver according to claim 1, which is characterized in that in first
Pole piece is opposite with the first outer pole piece, the outer position of pole piece of third, the position of the second interior pole and the second outer pole piece, the 4th outer pole piece
Relatively.
7. a kind of nine magnetic high drive low noise touch feedback driver according to claim 1, which is characterized in that described
Wiring board is additionally provided on shell, wiring board is electrically connected by conducting wire and voice coil.
8. a kind of nine magnetic high drive low noise touch feedback driver according to claim 1, which is characterized in that described
Connecting rod being arranged at the both ends in interior suspension vibration direction evenly and symmetrically.
9. a kind of nine magnetic high drive low noise touch feedback driver according to claim 1, which is characterized in that described
It is not contacted between voice coil and interior suspension, internal magnetic circuit, the first external magnetic circuit, the second external magnetic circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910090824.5A CN109828667A (en) | 2019-01-30 | 2019-01-30 | A kind of nine magnetic high drive low noise touch feedback drivers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910090824.5A CN109828667A (en) | 2019-01-30 | 2019-01-30 | A kind of nine magnetic high drive low noise touch feedback drivers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109828667A true CN109828667A (en) | 2019-05-31 |
Family
ID=66863051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910090824.5A Pending CN109828667A (en) | 2019-01-30 | 2019-01-30 | A kind of nine magnetic high drive low noise touch feedback drivers |
Country Status (1)
| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111190490A (en) * | 2019-12-31 | 2020-05-22 | 汉得利（常州）电子股份有限公司 | Low-cost electromagnetic induction type tactile feedback system |
| CN113872411A (en) * | 2021-10-18 | 2021-12-31 | 浙江省东阳市东磁诚基电子有限公司 | Square linear vibration motor and implementation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204578767U (en) * | 2014-12-29 | 2015-08-19 | 汉得利（常州）电子股份有限公司 | Sense of touch loud speaker and display module |
| CN106208599A (en) * | 2016-07-21 | 2016-12-07 | 瑞声科技(新加坡)有限公司 | Linear vibration electric motor |
| US20180026514A1 (en) * | 2016-07-21 | 2018-01-25 | AAC Technologies Pte. Ltd. | Linear Vibration Motor |
| CN107710571A (en) * | 2015-07-01 | 2018-02-16 | 日本电产科宝株式会社 | Linear vibration motor |
-
2019
- 2019-01-30 CN CN201910090824.5A patent/CN109828667A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204578767U (en) * | 2014-12-29 | 2015-08-19 | 汉得利（常州）电子股份有限公司 | Sense of touch loud speaker and display module |
| CN107710571A (en) * | 2015-07-01 | 2018-02-16 | 日本电产科宝株式会社 | Linear vibration motor |
| CN106208599A (en) * | 2016-07-21 | 2016-12-07 | 瑞声科技(新加坡)有限公司 | Linear vibration electric motor |
| US20180026514A1 (en) * | 2016-07-21 | 2018-01-25 | AAC Technologies Pte. Ltd. | Linear Vibration Motor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111190490A (en) * | 2019-12-31 | 2020-05-22 | 汉得利（常州）电子股份有限公司 | Low-cost electromagnetic induction type tactile feedback system |
| CN111190490B (en) * | 2019-12-31 | 2020-08-11 | 汉得利（常州）电子股份有限公司 | Low-cost electromagnetic induction type tactile feedback system |
| CN113872411A (en) * | 2021-10-18 | 2021-12-31 | 浙江省东阳市东磁诚基电子有限公司 | Square linear vibration motor and implementation method thereof |
| CN113872411B (en) * | 2021-10-18 | 2023-02-21 | 浙江省东阳市东磁诚基电子有限公司 | Square linear vibration motor and implementation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190531 |
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| RJ01 | Rejection of invention patent application after publication |