CN209267420U - A kind of twin coil voice coil motor of low energy consumption - Google Patents
A kind of twin coil voice coil motor of low energy consumption Download PDFInfo
- Publication number
- CN209267420U CN209267420U CN201821492959.1U CN201821492959U CN209267420U CN 209267420 U CN209267420 U CN 209267420U CN 201821492959 U CN201821492959 U CN 201821492959U CN 209267420 U CN209267420 U CN 209267420U
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- CN
- China
- Prior art keywords
- coil
- energy consumption
- low energy
- twin
- motor
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- 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
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- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The utility model relates to a kind of twin coil voice coil motors of low energy consumption, including solenoid housing, magnet assembly, coil block and supporting mechanism；The magnet assembly is connected with the coil block by supporting mechanism；The solenoid housing is set on the outside of the coil block；The coil block includes the interior loop for being placed in magnet assembly inner ring and the exterior loop of magnet assembly outer ring.The utility model has the beneficial effects that: 1, magnetic steel ring is that Halbach array mode arranges, magnetic field strength is significantly promoted, the volume of motor is effectively reduced, promotes the power density of motor；2, using twin coil, magnetic field is dramatically utilized, reduces energy consumption；3, the twin coil voice coil motor is compact-sized, and space hold is small.
Description
Technical field
The utility model relates to a kind of voice coil motor, in particular to twin coil voice coil a kind of high-efficient and that low energy consumption is electric
Machine.
Background technique
Voice coil motor is gained the name because its structure is similar to the voice coil of loudspeaker, what its utilization was flowed in the voice coil of loudspeaker
The oscillating plate using loudspeaker is carried out in magnetic field caused by magnetic field and permanent magnet caused by electric current.Have in precision instrument control
It is widely applied.It has the advantages that high response, high-precision, it is high accelerate, at high speed, it is small in size.But meanwhile it also has volume
Small, the disadvantages of power is low, stroke is short, weak heat-dissipating.The voice coil motor being widely used at present, usual only one coil, cannot be most
Big efficient utilization magnetic field.
Summary of the invention
In order to solve the above problem in the prior art, the utility model provides one kind, and low energy consumption, high-power twin coil
Voice coil motor.
The technical scheme in the invention for solving the technical problem is:
A kind of twin coil voice coil motor of low energy consumption, including solenoid housing, magnet assembly, coil block and support machine
Structure；The magnet assembly is connected with the coil block by supporting mechanism；The solenoid housing is set in the coil block
Outside；The coil block includes the interior loop for being placed in magnet assembly inner ring and the exterior loop of magnet assembly outer ring.
Further, coil brace, the interior loop and exterior loop are respectively equipped with above the big coil and the small coil
It is fixed on coil cap by coil brace respectively.
Further, the coil cap includes First Line ring cover and the second coil cap, and second coil cap is equipped with guide rail；
Second coil cap is connected by screw to the First Line ring cover.
Further, the magnet assembly includes magnetic steel ring and the magnet steel lid on magnetic steel component；The magnetic steel ring be by
It is several High-performance magnetic steel on steel sole plate is arranged in Halbach arrangement mode to form；The magnet steel lid is located at the outside line
Between circle and interior loop.
Further, the supporting mechanism includes the lower shaft seat being connected on the second coil cap by guide rail；The lower shaft seat
It is equipped with hollow cylinder, linear bearing is placed in the cylinder, and the guide rail is inserted into the linear bearing.
Further, the interior loop inner ring is equipped with interior steel ring, and the interior steel ring is set in outside the cylinder on the lower shaft seat
Side.
Further, the lower shaft seat is fixed with the steel sole plate by screw.
Preferably, the magnet steel lid is cylindrical in shape, and only covers magnetic steel ring.
The application method of the utility model compared with voice coil motor application method it is consistent, details are not described herein.
The utility model has the beneficial effects that: 1, magnetic steel ring is that Halbach array mode arranges, magnetic is significantly promoted
Field intensity effectively reduces the volume of motor, promotes the power density of motor；2, using twin coil, magnetic field is dramatically utilized,
Reduce energy consumption；3, the twin coil voice coil motor is compact-sized, and space hold is small.
Detailed description of the invention
Fig. 1 is the explosive view of the utility model.
Fig. 2 is the cross-sectional view of the utility model.
It is marked on attached drawing: 1, solenoid housing, the 2, second coil cap, 3, guide rail, 4, First Line ring cover, 5, coil brace, 6,
Exterior loop, 7, fastening screw, 8, interior loop, 9, magnet steel lid, 10, magnetic steel ring, 11, steel sole plate, 12, interior steel ring, 13, linear axis
It holds, 14, lower shaft seat.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As depicted in figs. 1 and 2, the twin coil voice coil motor of a kind of low energy consumption, including solenoid housing 1, magnet assembly, coil
Component and supporting mechanism；The magnet assembly is connected with the coil block by supporting mechanism；The solenoid housing 1 is arranged
On the outside of the coil block；The coil block includes interior loop 8 and the magnet assembly outer ring for being placed in magnet assembly inner ring
Exterior loop 6.Coil brace 5 is respectively equipped with above the exterior loop 6 and the interior loop 8, the interior loop 8 and exterior loop 6 are divided
Not Tong Guo coil brace 5 be fixed on coil cap.
In the present embodiment, the coil cap includes First Line ring cover 4 and the second coil cap 2, is set on second coil cap 2
There is guide rail 3；Second coil cap 2 is connect with the First Line ring cover 4 by fastening screw 7.
In the present embodiment, the magnet assembly includes magnetic steel ring 10 and the magnet steel lid 9 on magnetic steel component；The magnet steel
Circle 10 is arranged in the High-performance magnetic steel on steel sole plate with Halbach arrangement mode and is formed by several；9, the magnet steel lid
Between the exterior loop 6 and interior loop 8.
In the present embodiment, the supporting mechanism includes the lower shaft seat 14 being connected on the second coil cap 2 by guide rail 3；Institute
Lower shaft seat 14 is stated equipped with hollow cylinder, linear bearing 13 is placed in the cylinder, and the guide rail 3 is inserted into the straight line
In bearing 13.
In the present embodiment, 8 inner ring of interior loop is equipped with interior steel ring 12, and the interior steel ring 12 is set in the lower shaft seat 14
On cylinder on the outside of.
In the present embodiment, the lower shaft seat 14 is fixed by fastening screw 7 with the steel sole plate 11.
In the present embodiment, the magnet steel lid 9 is cylindrical in shape, and only covers magnetic steel ring 10.
When the present embodiment is in use compared with voice coil motor application method it is consistent, details are not described herein.
The advantage of this embodiment is that 1, magnetic steel ring is that Halbach array mode arranges, magnetic field strength is significantly promoted,
The volume for effectively reducing motor promotes the power density of motor；2, using twin coil, magnetic field is dramatically utilized, reduces energy
Consumption；3, the twin coil voice coil motor is compact-sized, and space hold is small.
More than, the only preferable specific embodiment of the utility model, but the protection scope of utility model is not limited to
This, anyone skilled in the art within the technical scope disclosed by the utility model, the variation that can be readily occurred in
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with right
Subject to the protection scope of claim.
Claims (8)
1. a kind of twin coil voice coil motor of low energy consumption, including solenoid housing, magnet assembly, coil block and supporting mechanism；
The magnet assembly is connected with the coil block by supporting mechanism；The solenoid housing is set in outside the coil block
Side；
It is characterized by: the coil block includes the interior loop for being placed in magnet assembly inner ring and the outside line of magnet assembly outer ring
Circle.
2. the twin coil voice coil motor of low energy consumption according to claim 1, it is characterised in that: the exterior loop and described interior
It is respectively equipped with coil brace above coil, the interior loop and exterior loop pass through coil brace respectively and be fixed on coil cap.
3. the twin coil voice coil motor of low energy consumption according to claim 1 or 2, it is characterised in that: the coil cap includes
First Line ring cover and the second coil cap, second coil cap are equipped with guide rail；Second coil cap and the first coil
Lid is connected by screw to.
4. the twin coil voice coil motor of low energy consumption according to claim 1, it is characterised in that: the magnet assembly includes magnetic
Steel ring and the magnet steel lid on magnetic steel component；The magnetic steel ring is to be arranged in steel sole plate by several with Halbach arrangement mode
On High-performance magnetic steel composition；The magnet steel lid is between the exterior loop and interior loop.
5. the twin coil voice coil motor of low energy consumption according to claim 1, it is characterised in that: the supporting mechanism includes logical
Cross the lower shaft seat that guide rail is connected on the second coil cap；The lower shaft seat is equipped with hollow cylinder, and linear bearing is placed in institute
It states in cylinder, the guide rail is inserted into the linear bearing.
6. the twin coil voice coil motor of low energy consumption according to claim 1, it is characterised in that: the interior loop inner ring is equipped with
Interior steel ring, the interior steel ring are set on the outside of the cylinder on lower shaft seat.
7. according to the twin coil voice coil motor of any low energy consumption of claim 6, it is characterised in that: the lower shaft seat and steel
Bottom plate is fixed by screw.
8. the twin coil voice coil motor of low energy consumption according to claim 4, it is characterised in that: the magnet steel lid is cylindrical in shape,
Only cover magnetic steel ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821492959.1U CN209267420U (en) | 2018-09-13 | 2018-09-13 | A kind of twin coil voice coil motor of low energy consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821492959.1U CN209267420U (en) | 2018-09-13 | 2018-09-13 | A kind of twin coil voice coil motor of low energy consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209267420U true CN209267420U (en) | 2019-08-16 |
Family
ID=67552784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821492959.1U Expired - Fee Related CN209267420U (en) | 2018-09-13 | 2018-09-13 | A kind of twin coil voice coil motor of low energy consumption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209267420U (en) |
-
2018
- 2018-09-13 CN CN201821492959.1U patent/CN209267420U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20200913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |