CN208433891U - A kind of double magnet steel circle Z axis vibration linear motors - Google Patents
A kind of double magnet steel circle Z axis vibration linear motors Download PDFInfo
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- CN208433891U CN208433891U CN201821267227.2U CN201821267227U CN208433891U CN 208433891 U CN208433891 U CN 208433891U CN 201821267227 U CN201821267227 U CN 201821267227U CN 208433891 U CN208433891 U CN 208433891U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 61
- 239000010959 steel Substances 0.000 title claims abstract description 61
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
A kind of double magnet steel circle Z axis vibration linear motors, including upper and lower casing, circuit board, spring, coil, yoke, large and small magnet steel, mass block, pole piece.The upper end of both spring, yoke, large and small magnet steel, mass block, pole piece and lower casing and coil is each provided in upper casing.The lower end of upper casing and the upper end of lower casing are connected.Circuit board is located at the bottom of lower casing.Spring is fixedly supported on lower casing upper end, is equipped with the perforation being adapted to the outer cylinder of big magnet steel in the middle part of spring.Coil, yoke, large and small magnet steel, mass block, pole piece are coaxial.Coil lower end is pressed on circuit boards, and coil upper end is located in the inner hole of big magnet steel and upper surface is higher than the highest point of spring.Pole piece and mass block upper end are connected, and small magnet steel upper end and pole piece are connected, and small magnet steel lower end is stretched outside in the inner hole of coil, and yoke and small magnet steel lower end are connected.The outer surface of mass block lower end is up big and down small truncated cone-shaped surface, and mass block lower end is supported on spring.
Description
Technical field
The utility model relates to a kind of round Z axis vibration linear motor with double magnet steel.
Background technique
Vibrating motor is widely used in the indispensable component such as electronics, automobile, household electrical appliances and industrial circle, for
Family provides the functions such as touch feedback and vibrating alert.With the continuous variation in market, user's tactile experience is increasingly closed in producer
Note, occurs being different from the linear vibration motor of conventional rotors motor in the market.Compared to conventional rotors motor, linear motor exists
Vibration characteristics, response time, service life, noise etc. have very big advantage, and it can provide a variety of vibration modes,
Rich and varied touch feedback is provided for user.But in some occasions, the driving force of existing linear motor, the motor starting time,
Performance etc. cannot still be met the requirements.
Summary of the invention
The main inventive purpose of the utility model, being to provide a kind of compare with common Z axis vibration linear motor has drive
Power is bigger, the motor starting time faster, performance is more preferable, haptic feedback effect more preferably linear vibration motor.
Technical solution used in the utility model is: a kind of double magnet steel circle Z axis vibration linear motors, including lower casing,
Circuit board, spring, coil, yoke, small magnet steel, big magnet steel, mass block, pole piece, upper casing.Big magnet steel is cylinder-shaped magnet steel, on
Casing is inverted drum-shaped.Spring, yoke, small magnet steel, big magnet steel, mass block, pole piece, the upper end of lower casing, coil it is upper
End is each provided in upper casing.The right end of lower casing is a cylinder barrel, and the left side of the bucket wall of cylinder barrel is equipped with one of breach, cylinder barrel
Bucket bottom be equipped with the extension bottom that extends to the left, the upper end outward bending of the bucket wall of cylinder barrel forms a support ring.Under upper casing
End and the upper end of cylinder barrel are connected.The right end of circuit board is located on the bucket bottom of cylinder barrel, the left end of circuit board is located at and extends on bottom.
Spring is fixedly supported in support ring, the perforation that the middle part of spring is equipped with and the outer cylinder of big magnet steel is adapted to.Coil, big magnet steel,
Yoke, small magnet steel, mass block, pole piece are coaxial.On circuit boards, the upper end of coil is located at the interior of big magnet steel to the lower end pressure of coil
In the hole and upper surface of coil is higher than the highest point of spring.The upper end of pole piece and mass block is connected, the upper end of small magnet steel and pole piece
It is connected, the lower end of small magnet steel is stretched outside in the inner hole of coil, and the lower end of yoke and small magnet steel is connected.The outer diameter of mass block lower end is less than
The outer diameter of upper end, mass block upper end outer diameter are less than the internal diameter of upper casing；Mass block lower end is supported on spring.
Double magnet steel technologies, can well solve driving force, the motor of existing linear motor used by the utility model
The shortcomings that starting time, performance, haptic feedback effect are not able to satisfy requirement, is a kind of very outstanding linear motor.
Preferably, being set in uniform way in support ring there are three support ear, one of support ear and extension bottom are just opposite.Phase
Ying Di, set on spring there are three and support ear adaptation clamp lug, the lower end of upper casing is equipped with breach, and upper casing passes through breach
Spring is fixedly supported in support ring.This preferred embodiment, structure is simple, and processing and manufacturing is easy, the connection of spring and lower casing
Accurate positioning is reliable, it is not easy to be displaced failure.
Preferably, the upper end of mass block be equipped with a heavy chamber, pole piece be fixed on it is described sink it is intracavitary.This preferred embodiment, structure
Simply, processing and manufacturing is easy, and pole piece is not easy to dislocate in use.
Preferably, the outer surface of the lower end of mass block is up big and down small truncated cone-shaped surface.This preferred embodiment, structure are closed
Reason, advantageously reduces the connection stress of the top and bottom of mass block, to improve the service life of product.
Preferably, circuit board is flexible printed circuit.It is namely substrate system by polyimides or polyester film
At one kind have height reliability, excellent flexible printed circuit, have Distribution density is high, light-weight, thickness is thin
Advantage.
In conclusion the beneficial effects of the utility model are: the driving force of existing linear motor, horse can be well solved
The shortcomings that not being able to satisfy requirement up to starting time, performance, haptic feedback effect, processing and manufacturing simple with overall structure
The advantages of being easy, being not susceptible to failure in use.
Detailed description of the invention
Fig. 1: the structural schematic diagram of the utility model；
Fig. 2: the decomposition diagram of the utility model；
In figure: lower casing 1, cylinder barrel 1.1, extend bottom 1.2, support ring 1.3, support ear 1.31, circuit board 2, spring 3,
Clamp lug 3.1, coil 4, yoke 5, small magnet steel 6, big magnet steel 7, mass block 8, pole piece 9, upper casing 10, breach 10.1.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
As shown in Figure 1 and Figure 2, the utility model includes lower casing 1, circuit board 2, spring 3, coil 4, yoke 5, small magnet steel
6, big magnet steel 7, mass block 8, pole piece 9, upper casing 10.Wherein, circuit board 2 is flexible printed circuit, by polyimides or
Polyester film is made of substrate, and big magnet steel 7 is cylinder-shaped magnet steel, and upper casing 10 is inverted drum-shaped.It is spring 3, yoke 5, small
Magnet steel 6, big magnet steel 7, mass block 8, pole piece 9, the upper end of lower casing 1, coil 4 upper end be each provided in upper casing 10.Lower casing 1
Right end be a cylinder barrel 1.1, the left side of the bucket wall of cylinder barrel 1.1 is equipped with one of breach, and the bucket bottom of cylinder barrel 1.1 is equipped with to the left
The upper end outward bending at the extension bottom 1.2 of extension, the bucket wall of cylinder barrel 1.1 forms a C-shaped support ring 1.3.Under upper casing 10
End and the upper end of cylinder barrel 1.1 are connected.The right end of circuit board 2 is located on the bucket bottom of cylinder barrel 1.1, the left end of circuit board 2 is located at
Extend on bottom 1.2.Spring 3 is fixedly supported in support ring 1.3, and the middle part of spring 3 is equipped with and the outer cylinder of big magnet steel 7 adaptation
Perforation.Coil 4, big magnet steel 7, yoke 5, small magnet steel 6, mass block 8, pole piece 9 are coaxial；The lower end of coil 4 is pressed in circuit board 2
On, the upper end of coil 4 is located in the inner hole of big magnet steel 7 and the upper surface of coil 4 is higher than the highest point of spring 3, preferably, line
The upper surface of circle 4 is higher than the midpoint of the axis of big magnet steel 7.The upper end of pole piece 9 and mass block 8 is connected, the upper end and pole of small magnet steel 6
Core 9 is connected, and the lower end of small magnet steel 6 is stretched outside in the inner hole of coil 4, and the lower end of yoke 5 and small magnet steel 6 is connected；8 lower end of mass block
Outer diameter is less than the diameter of upper end, and 8 upper end diameter of mass block is less than the internal diameter of upper casing 10；8 lower end of mass block is supported on spring 3
On.
Preferably, support ring 1.3 is set in uniform way, there are three support ear 1.31, one of support ear 1.31 and extension bottoms
1.2 is just opposite；Correspondingly, the clamp lug 3.1 being adapted to there are three being set on spring 3 with the support ear 1.31, the lower end of upper casing 10
Equipped with breach 10.1, upper casing 10 is fixedly supported on spring 3 in support ring 1.3 by breach 10.1.The upper end of mass block 8 is set
Have a heavy chamber, pole piece 9 be fixed on it is described sink it is intracavitary.The outer surface of the lower end of mass block 8 is truncated cone-shaped surface.
The specific structural details and operational detail of circuit board 2 etc. are because being well-known technique, and this will not be repeated here.
The specific embodiment of the above is only the preferable embodiment of the utility model, and is not limited with this practical
Novel specific implementation structure and practical range.In fact, according to shape, structure and purpose of design described in the utility model
Some equivalent variations can be made.Therefore, all according to made by shape, structure and purpose of design described in the utility model
Some equivalence changes ought to be all contained in the protection scope of the utility model namely these equivalence changes all should be by this reality
With novel protection.
Claims (5)
1. a kind of double magnet steel circle Z axis vibration linear motors, it is characterized in that: include lower casing (1), circuit board (2), spring (3),
Coil (4), yoke (5), small magnet steel (6), big magnet steel (7), mass block (8), pole piece (9), upper casing (10)；Big magnet steel (7) is
Cylinder-shaped magnet steel, upper casing (10) are inverted drum-shaped；Spring (3), yoke (5), small magnet steel (6), big magnet steel (7), quality
Block (8), pole piece (9), the upper end of lower casing (1), coil (4) upper end be each provided in upper casing (10)；The right end of lower casing (1)
For a cylinder barrel (1.1), the left side of the bucket wall of cylinder barrel (1.1) is equipped with one of breach, and the bucket bottom of cylinder barrel (1.1) is equipped with to the left
The upper end outward bending at the extension bottom (1.2) of extension, the bucket wall of cylinder barrel (1.1) forms a support ring (1.3)；Upper casing (10)
Lower end and cylinder barrel (1.1) upper end be connected；The right end of circuit board (2) is located on the bucket bottom of cylinder barrel (1.1), circuit board
(2) left end, which is located at, to be extended on bottom (1.2)；Spring (3) is fixedly supported on support ring (1.3), the middle part of spring (3) be equipped with and
The perforation of the outer cylinder adaptation of big magnet steel (7)；Coil (4), big magnet steel (7), yoke (5), small magnet steel (6), mass block (8), pole
Core (9) is coaxial；The lower end of coil (4) is pressed on circuit board (2), the upper end of coil (4) be located in the inner hole of big magnet steel (7) and
The upper surface of coil (4) is higher than the highest point of spring (3)；The upper end of pole piece (9) and mass block (8) be connected, small magnet steel (6) it is upper
End and pole piece (9) are connected, and the lower end of small magnet steel (6) is stretched outside in the inner hole of coil (4), and the lower end of yoke (5) and small magnet steel (6) is solid
Even；The outer diameter of mass block (8) lower end is less than the diameter of upper end, and mass block (8) upper end diameter is less than the internal diameter of upper casing (10)；Matter
Gauge block (8) lower end is supported on spring (3).
2. a kind of double magnet steel circle Z axis vibration linear motors according to claim 1, it is characterized in that: support ring (1.3) is equal
It sets to cloth there are three support ear (1.31), one of support ear (1.31) and extension bottom (1.2) are just opposite；Correspondingly, spring
(3) it is set on there are three the clamp lug (3.1) with the support ear (1.31) adaptation, the lower end of upper casing (10) is equipped with breach
(10.1), upper casing (10) is fixedly supported on spring (3) on support ring (1.3) by breach (10.1).
3. a kind of double magnet steel circle Z axis vibration linear motors according to claim 1, it is characterized in that: mass block (8) is upper
End be equipped with a heavy chamber, pole piece (9) be fixed on it is described sink it is intracavitary.
4. a kind of double magnet steel circle Z axis vibration linear motors according to claim 1, it is characterized in that: under mass block (8)
The outer surface at end is up big and down small truncated cone-shaped surface.
5. a kind of double magnet steel circle Z axis vibration linear motors according to any one of claims 1-4, it is characterized in that: electric
Road plate (2) is flexible printed circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821267227.2U CN208433891U (en) | 2018-08-07 | 2018-08-07 | A kind of double magnet steel circle Z axis vibration linear motors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821267227.2U CN208433891U (en) | 2018-08-07 | 2018-08-07 | A kind of double magnet steel circle Z axis vibration linear motors |
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| CN208433891U true CN208433891U (en) | 2019-01-25 |
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| CN201821267227.2U Active CN208433891U (en) | 2018-08-07 | 2018-08-07 | A kind of double magnet steel circle Z axis vibration linear motors |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110545022A (en) * | 2019-09-11 | 2019-12-06 | 浙江省东阳市东磁诚基电子有限公司 | linear motor with encircling elastic sheet structure and implementation method thereof |
| CN110556998A (en) * | 2019-09-11 | 2019-12-10 | 浙江省东阳市东磁诚基电子有限公司 | Square Z-axis linear vibration motor and implementation method thereof |
| CN111669023A (en) * | 2020-06-24 | 2020-09-15 | 浙江省东阳市东磁诚基电子有限公司 | Long-life linear vibration motor structure and implementation method thereof |
| WO2021035830A1 (en) * | 2019-08-28 | 2021-03-04 | 领先科技(东台)有限公司 | Linear motor with coil externally nested with shell |
-
2018
- 2018-08-07 CN CN201821267227.2U patent/CN208433891U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021035830A1 (en) * | 2019-08-28 | 2021-03-04 | 领先科技(东台)有限公司 | Linear motor with coil externally nested with shell |
| CN110545022A (en) * | 2019-09-11 | 2019-12-06 | 浙江省东阳市东磁诚基电子有限公司 | linear motor with encircling elastic sheet structure and implementation method thereof |
| CN110556998A (en) * | 2019-09-11 | 2019-12-10 | 浙江省东阳市东磁诚基电子有限公司 | Square Z-axis linear vibration motor and implementation method thereof |
| CN110545022B (en) * | 2019-09-11 | 2021-07-23 | 浙江省东阳市东磁诚基电子有限公司 | Linear motor with encircling elastic sheet structure and implementation method thereof |
| CN111669023A (en) * | 2020-06-24 | 2020-09-15 | 浙江省东阳市东磁诚基电子有限公司 | Long-life linear vibration motor structure and implementation method thereof |
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