CN108199556A - Vibrating motor - Google Patents
Vibrating motor Download PDFInfo
- Publication number
- CN108199556A CN108199556A CN201810004546.2A CN201810004546A CN108199556A CN 108199556 A CN108199556 A CN 108199556A CN 201810004546 A CN201810004546 A CN 201810004546A CN 108199556 A CN108199556 A CN 108199556A
- Authority
- CN
- China
- Prior art keywords
- vibrating motor
- damping
- oscillator
- elastomeric element
- metal
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The present invention provides a kind of vibrating motor, including the housing with receiving space, the elastomeric element of the oscillator that is contained in the housing, the driving device of the driving oscillator vibration and the resilient support oscillator, the elastomeric element includes metal-based layer and the damping coatings coated on the metal-based layer surface.The damping coatings of the elastomeric element of this structure have the characteristics that high-damping, big in-fighting, it improves the response speed of vibrating motor and does not need in addition set damping piece, reduce accessory, simplify structure, so that assembling is simpler, and the stability and reliability of product improve, while reduce production cost.
Description
Technical field
The present invention relates to a kind of vibrating motor more particularly to a kind of vibration electricity applied to portable consumer electronic product
Machine.
Background technology
With the development of electronic technology, portable consumer electronic product is increasingly pursued by people, such as mobile phone, palm
Game machine, navigation device or palm multimedia entertainment equipment etc. generally can all use vibrating motor to do system feedback, such as hand
The incoming call prompting of machine, information alert, navigation hint, game machine vibrational feedback etc..It is so widely applied, it is desirable to vibration electricity
The performance of machine is high, and service life is long.
The vibration experience of vibrating motor is not only shown in intrinsic frequency and the size of vibration acceleration, but also show it
In response speed, the performance parameter of response speed also known as starts braking time, and start braking time is influenced by the damping piece of product,
In order to improve the performance of response speed, existing vibrating motor usually requires setting damping piece, and the damping piece of the prior art is usual
It is served as magnetic liquid, foam, silicon rubber and other elastic fillers etc..Damping piece is served as using magnetic liquid, since magnetic liquid is by magnetic
The state influence of liquid measure and the distribution of magnetic liquid is bigger, is difficult in process of production control, and easily lead to after product falls
Fail and influence the reliability of product.It is served as using nonlinear damplings materials such as foam, silicon rubber and other elastic fillers
Damping piece, such damping piece size poor controllability, fatiguability is damaged, and durability is poor, limits the life and reliability of product.On
State the problem of damping piece of structure can not realize improvement corresponding speed well.
Accordingly, it is desirable to provide a kind of new vibrating motor solves the above problems.
Invention content
The present invention in order to solve the above technical problems, and a kind of novel vibrating motor is provided, improve the response of vibrating motor
Speed improves the unfailing performance of product.Concrete scheme is：
A kind of vibrating motor is provided, including the housing with receiving space, the oscillator that is contained in the housing, described in driving
The driving device of oscillator vibration and the elastomeric element of the resilient support oscillator, the elastomeric element include metal-based layer and painting
It is overlying on the damping coatings on the metal-based layer surface.
Preferably, the damping coatings are at least coated on an entire side surface for the metal-based layer
Preferably, the damping coatings are coated on the entire both side surface of the metal-based layer.
Preferably, the damping coatings are coated on the whole surface of the metal-based layer.
Preferably, the damping coatings are prepared by least one of acrylate, polyurethane.
Preferably, the damping coatings are coated on the surface of the metal-based layer by way of spraying or dip-coating.
Preferably, the elastomeric element is formed by the composite damping steel strip stamping for including metal-based layer and damping coatings.
Preferably, the oscillator includes the clump weight with through-hole and the magnet steel being placed in through-hole, and the driving device is
The coil being oppositely arranged with magnet steel.
Preferably, the elastomeric element includes the first fixed part being connected with housing, the second fixed part being connected with oscillator
And connect the connecting portion of first fixed part and second fixed part.
Preferably, the elastomeric element includes a pair of of the c-type spring for being symmetricly set on the oscillator two sides.
Vibrating motor provided by the invention, elastomeric element include metal-based layer and the resistance coated on the metal-based layer surface
Buddhist nun's coating, the damping coatings of the elastomeric element of this structure have the characteristics that high-damping, big in-fighting, improve the sound of vibrating motor
It answers speed and does not need in addition set damping piece, reduce accessory, simplify structure so that assembling is simpler, and product is steady
Qualitative and reliability improves, while reduces production cost.
Description of the drawings
Fig. 1 is the decomposition texture schematic diagram of vibrating motor of the present invention；
Fig. 2 is vibrating motor part assembling structure schematic diagram of the present invention.
Specific embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in Figure 1, the present invention provides a kind of vibrating motor 100, including the housing 1 with receiving space, it is housed in shell
The driving device 4 that the elastomeric element 3 and drive vibrator 2 of oscillator 2, resilient support oscillator 2 in body 1 vibrate.
Housing 1 includes the cover board 11 with side wall 111 and covers being connected on cover board 11 and forming receiving space with cover board 11
Bottom plate 12, driving device 4 are fixed on bottom plate 12, and elastomeric element 3 is fixed on the side wall 111 of cover board 11.In present embodiment
In, driving device 4 is coil.Further, the flexible PCB plate 6 being electrically connected with coil is additionally provided on bottom plate 12.
Oscillator 2 includes clump weight 21 and the magnet steel 22 being arranged on clump weight 21.Specifically, it is provided on clump weight 21 logical
Hole 210, the through-hole 210 penetrate through clump weight 21 along the direction vertical with direction of vibration, and magnet steel 22 is arranged in through-hole 210.Magnet steel
22 are oppositely arranged with coil, and after coil is powered, the drive vibrator edge under the action of Lorentz force of magnet steel 22 is parallel to bottom plate 12
Direction vibrates.
Magnet steel 22 can with may be for one piece of permanent magnet multiple permanent magnets combination, specifically in the present embodiment,
Magnet steel 22 includes two rectangular permanent magnets being set up in parallel, corresponding, and there are two through-hole 210 also has, magnet steel 22 is correspondingly
It is arranged in corresponding through-hole 210, in selectable other embodiment, a through-hole, multiple permanent magnetism can also be only set
Body is co-located in the through-hole or only sets a permanent magnet and can implement.Further, oscillator 2 further includes patch
Clump weight 21 and the magnetic conduction sheet 23 on magnet steel 22 are located at, is used to converge the magnetic induction line of diverging, improves magnetic induction intensity.
As shown in Fig. 2, elastomeric element 3 is c-type spring, the first fixed part 31 being connected including the side wall 111 with housing 1,
Second fixed part 32 connected with the clump weight 21 of oscillator 2 and the connecting portion for connecting the first fixed part 31 and the second fixed part 32
33.In the present embodiment, there are two elastomeric element 3 is total to, the both sides of clump weight 21 are separately positioned on.
Elastomeric element 3 includes metal-based layer 301 and the damping coatings 302 coated on 301 surface of metal-based layer.Damping
Coating 302 is formed by the material preparation with the higher losses factor (tan δ), specifically, can be acrylate, polyurethane or
Other damping materials with the higher losses factor.The damping coatings 302 of the elastomeric element 3 of this structure have high-damping, big
Mechanical energy is converted into heat by the characteristics of in-fighting, the intermolecular in-fighting that can be converted to the remained shock of oscillator in damping coatings 302
Can, the service life of elastomeric element 3 is extended, reduces noise, effectively improves the acoustical behavior of product.
It should be noted that a kind of coating for preparing homogenous material in above-mentioned material may be used in damping coatings 302,
The composite coating being prepared after above-mentioned different materials mixing may be used, as long as ensure the damping coatings 302 being prepared
It is that can implement with the higher losses factor.
The damping coatings 302 are at least coated on an entire side surface for the metal-based layer 301.
In the present embodiment, damping coatings 302 are coated on the entire both side surface of the metal-based layer 301.In this way may be used
To play the role of protecting metal-based layer 301, the corrosion that metal-based layer 301 is avoided to be in direct contact and generate with the moisture in environment
And cause product failure.More preferably, the damping coatings 302 are coated on the whole surface of the metal-based layer 301.
The method preparation in existing common elastic part coating damping coatings 302 may be used in elastomeric element 3, can also use
Stamping forming method preparation is carried out after first coating damping coatings 302.Wherein coating damping coatings 302 method can spray or
Dip-coating or other coating methods are realized.In the present embodiment, elastomeric element 3 is to use to include metal-based layer 301 and damping painting
The composite damping steel strip stamping of layer 302 forms.
Vibrating motor provided by the invention, elastomeric element include metal-based layer and the resistance coated on the metal-based layer surface
Buddhist nun's coating, the damping coatings of the elastomeric element of this structure have the characteristics that high-damping, big in-fighting, improve the sound of vibrating motor
It answers speed and does not need in addition set damping piece, reduce accessory, simplify structure so that assembling is simpler, and product is steady
Qualitative and reliability improves, while reduces production cost
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is, example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of vibrating motor, including the housing with receiving space, the oscillator, the driving oscillator that are contained in the housing shake
Dynamic driving device and the elastomeric element of the resilient support oscillator, which is characterized in that the elastomeric element includes Metal Substrate
Layer and the damping coatings coated on the metal-based layer surface.
2. vibrating motor according to claim 1, which is characterized in that the damping coatings are at least coated on the Metal Substrate
An entire side surface for layer.
3. vibrating motor according to claim 2, which is characterized in that the damping coatings are coated on the metal-based layer
Entire both side surface.
4. vibrating motor according to claim 3, which is characterized in that the damping coatings are coated on the metal-based layer
Whole surface.
5. vibrating motor according to claim 1, which is characterized in that the damping coatings are by acrylate, polyurethane
At least one be prepared.
6. vibrating motor according to claim 1, which is characterized in that the damping coatings are by way of spraying or dip-coating
Surface coated on the metal-based layer.
7. vibrating motor according to claim 1, which is characterized in that the elastomeric element is by including metal-based layer and damping
The composite damping steel strip stamping of coating forms.
8. vibrating motor according to claim 1, which is characterized in that the oscillator includes the clump weight with through-hole and puts
In the magnet steel in through-hole, the driving device is the coil being oppositely arranged with magnet steel.
9. vibrating motor according to claim 8, which is characterized in that the elastomeric element includes be connected with housing first
Fixed part, the second fixed part being connected with oscillator and the connecting portion for connecting first fixed part and second fixed part.
10. vibrating motor according to claim 1, which is characterized in that the elastomeric element includes being symmetricly set on described
A pair of of c-type spring of oscillator two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810004546.2A CN108199556A (en) | 2018-01-03 | 2018-01-03 | Vibrating motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810004546.2A CN108199556A (en) | 2018-01-03 | 2018-01-03 | Vibrating motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108199556A true CN108199556A (en) | 2018-06-22 |
Family
ID=62587737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810004546.2A Pending CN108199556A (en) | 2018-01-03 | 2018-01-03 | Vibrating motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108199556A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064019A (en) * | 2020-08-22 | 2020-12-11 | 安徽江南泵阀集团有限公司 | Bearing improvement process for reducing vibration intensity of chemical pump |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85103406A (en) * | 1985-05-10 | 1987-02-18 | 上海开林造漆厂 | High damping abrasion resistant paint and manufacture method thereof |
| CN205635455U (en) * | 2016-05-03 | 2016-10-12 | 青岛爱尔家佳新材料股份有限公司 | Waterborne gradient composite damping structure |
| CN206195534U (en) * | 2016-07-18 | 2017-05-24 | 瑞声科技(新加坡)有限公司 | Vibration motor |
-
2018
- 2018-01-03 CN CN201810004546.2A patent/CN108199556A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85103406A (en) * | 1985-05-10 | 1987-02-18 | 上海开林造漆厂 | High damping abrasion resistant paint and manufacture method thereof |
| CN205635455U (en) * | 2016-05-03 | 2016-10-12 | 青岛爱尔家佳新材料股份有限公司 | Waterborne gradient composite damping structure |
| CN206195534U (en) * | 2016-07-18 | 2017-05-24 | 瑞声科技(新加坡)有限公司 | Vibration motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112064019A (en) * | 2020-08-22 | 2020-12-11 | 安徽江南泵阀集团有限公司 | Bearing improvement process for reducing vibration intensity of chemical pump |
| CN112064019B (en) * | 2020-08-22 | 2022-06-14 | 安徽江南泵阀集团有限公司 | Bearing improvement process for reducing vibration intensity of chemical pump |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180622 |
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| RJ01 | Rejection of invention patent application after publication |