CN204334279U - Vibrating motor - Google Patents
Vibrating motor Download PDFInfo
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- CN204334279U CN204334279U CN201420827781.7U CN201420827781U CN204334279U CN 204334279 U CN204334279 U CN 204334279U CN 201420827781 U CN201420827781 U CN 201420827781U CN 204334279 U CN204334279 U CN 204334279U
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- vibrating
- damping piece
- vibrating motor
- vibrating mass
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Abstract
The utility model provides a kind of vibrating motor, it comprises fixed part and vibrating mass, described fixed part comprises the shell with receiving space, a wherein side of described fixed part and vibrating mass comprises coil, wherein the opposing party of described fixed part and vibrating mass comprises magnet steel, described coil and magnet steel are just arranged interval, described vibrating motor comprises Flexible Connector further, described Flexible Connector by described vibrating mass mount supports in receiving space, described vibrating motor also comprises the first damping piece be arranged between fixed part and Flexible Connector further, described first damping piece is occurred along the elastic deformation on vibrating mass direction of vibration by the extruding of fixed part and Flexible Connector be in the amplitude being no more than its normal working amplitude at vibrating mass under.The vibrating motor that the utility model provides have can realize coming and going fast, can not frictional noise be produced and stable performance, advantage that reliability is high.
Description
[technical field]
The utility model relates to a kind of vibrating motor, particularly relates to a kind of vibrating motor for portable consumer electronic product.
[background technology]
Along with the development of electronic technology, portable consumer electronic product pursuing more and more by people, as mobile phone, handheld device, guider or palm multimedia entertainment equipment etc., these electronic products generally all can use vibrating motor to do system feedback, the vibrational feedback etc. of the incoming call prompting of such as mobile phone, information prompting, navigation hint, game machine.
Need to ensure enough large actuating force during vibrating motor work, large actuating force can cause the vibration return time of vibrating mass long, and vibrating mass is not easy to realize coming and going fast; In addition, large actuating force also can cause the amplitude of vibrating mass excessive, and the shell that vibrating mass can clash into vibrating motor causes vibrating motor clash into inefficacy and produce impact noise.
The vibrating motor of correlation technique have employed the method arranging magnetic liquid between vibrating mass and shell, in the vibration processes of vibrating mass, because the fricative frictional damping of magnetic liquid can reduce the vibration return time of vibrating mass, vibrating mass can realize coming and going fast, and frictional damping the amplitude of constrained vibration parts can also make vibrating mass to clash into shell thus avoid vibrating motor to clash into lose efficacy and generation impact noise.But can produce the frictional noise of " crash crash " in the process of magnetic liquid friction, frictional noise also can greatly reduce the Consumer's Experience that user uses electronic product, the more important thing is, magnetic liquid is to responsive to temperature, and the large unstable properties of temperature influence, easily lost efficacy under the condition of high temperature.
The vibrating motor of correlation technique also can adopt the method arranging spacing glue on shell, when vibrating motor generation overload excessive due to input current, vibrating mass can produce the large amplitude excessively exceeding its normal working amplitude, and vibrating mass can strike on spacing glue avoids vibrating motor to clash into inefficacy.
Therefore, be necessary to provide a kind of new vibrating motor to overcome above-mentioned defect in fact.
[utility model content]
The utility model be solve the vibrating motor magnetic liquid of correlation technique rub bring frictional noise, magnetic liquid is to responsive to temperature, the large unstable properties of temperature influence, the problem easily lost efficacy under the condition of high temperature and provide a kind of newly can realize come and go fast, can not frictional noise be produced and stable performance, vibrating motor that reliability is high.
The technical solution of the utility model is as follows: a kind of vibrating motor, it comprises fixed part and vibrating mass, described fixed part comprises the shell with receiving space, a wherein side of described fixed part and vibrating mass comprises coil, wherein the opposing party of described fixed part and vibrating mass comprises magnet steel, described coil and magnet steel are just arranged interval, described vibrating motor comprises Flexible Connector further, described Flexible Connector by described vibrating mass mount supports in receiving space, described vibrating motor also comprises the first damping piece be arranged between described Flexible Connector and described fixed part, described first damping piece is occurred along the elastic deformation on vibrating mass direction of vibration by the extruding of described fixed part and Flexible Connector be in the amplitude being no more than the normal working amplitude of vibrating mass at vibrating mass under.
Preferably, described vibrating motor also comprises the second damping piece be arranged between described vibrating mass and described Flexible Connector further.
Preferably, described first damping piece and the second damping piece one-body molded.
Preferably, described vibrating motor also comprises the connector for connecting described first damping piece and described second damping piece.
Preferably, described first damping piece, connector and described second damping piece three in one are shaping.
Preferably, described first damping piece is solid structure or hollow structure.
Preferably, described first damping piece is made up of homogenous material or is spliced by the material that multiple hardness is different to make.
Preferably, described shell comprises housing and covers the cover plate be connected on described housing, and described housing has some sidewalls, and described first damping piece is located between described Flexible Connector and described sidewall.
Preferably, described Flexible Connector comprises the first connecting portion being connected and fixed parts, the second connecting portion connecting vibrating mass and the middle interconnecting piece being connected described first connecting portion and the second connecting portion, described first damping piece is arranged between described fixed part and middle interconnecting piece, and described first damping piece is by the sidewall of described housing and the extruding generation elastic deformation of middle interconnecting piece.
Preferably, described sidewall and described first damping piece of middle interconnecting piece clamping.
Preferably: described first damping piece to be immobilizated on described sidewall and and described middle interconnecting piece interval arrange, the distance at described interval is less than the normal working amplitude of vibrating mass.
Preferably, described first damping piece to be immobilizated on described middle interconnecting piece and to arrange with described sidewall spacers, and the distance at described interval is less than the normal working amplitude of vibrating mass.
Preferably, described vibrating motor also comprises the pad be arranged on described first connecting portion and/or described second connecting portion further.
Preferably, described middle interconnecting piece is provided with the bending deformations be connected with described first connecting portion and the second connecting portion, and described deformations is provided with the 3rd damping piece.
The beneficial effects of the utility model are: the vibrating motor that the utility model provides have can realize coming and going fast, can not frictional noise be produced and stable performance, advantage that reliability is high.
[accompanying drawing explanation]
Fig. 1 is the structure broken away view of a kind of vibrating motor of the utility model;
Fig. 2 is the assembling schematic diagram of vibrating motor housing of the present utility model and vibrating mass;
Fig. 3 is the structural representation of the first damping piece in vibrating motor of the present utility model;
Fig. 4 is the structural representation of vibrating motor Elastic connector of the present utility model;
Fig. 5 is the front view after another embodiment of vibrating motor of the present utility model removes housing.
[embodiment]
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
As shown in Figures 1 to 4, be the vibrating motor 100 that the utility model provides, it comprises the shell with receiving space, and described shell comprises housing 11 and covers the cover plate 12 be connected on described housing 11, is arranged at the coil 20 on described cover plate 12.Housing 11 has some sidewalls 111.Coil 20 is connected with external circuit to realize signal of telecommunication input by the together wiring board 30 be arranged on cover plate 12 in the present embodiment.Described shell, coil 20 and wiring board 30 form the fixed part of vibrating motor 100 in the present embodiment, and certainly, fixed part is not limited with above-mentioned component combination, and the parts that position can not change in vibrating motor 100 all can be called fixed part.
The magnet steel 50 that described vibrating motor 100 also comprises balancing weight 40 and is configured in the accepting hole 41 of balancing weight 40, be attached at pole piece 80 on balancing weight 40 and by the Flexible Connector 60 of described balancing weight 40 mount supports in receiving space, described magnet steel 50 and coil 20 are just arranged interval.Described balancing weight 40 and magnet steel 50 and pole piece 80 form the vibrating mass of vibrating motor 100 in the present embodiment, certain vibrating mass is not limited with above-mentioned component combination, be subject in vibrating motor 100 the electromagnetic induction power between coil 20 and magnet steel 50 effect and in receiving space reciprocating parts all can be called vibrating mass.
As other optional execution modes, the role of coil 20 and magnet steel 50 can exchange, and coil can as a part for vibrating mass, and magnet steel is as a part for fixed part, and this is also feasible equally.In addition, balancing weight 40 and pole piece 80 are all to omit.
Described vibrating motor 100 also comprises the first damping piece 70 be arranged between sidewall 111 and Flexible Connector 60 further, and described first damping piece 70 is occurred along the elastic deformation on vibrating mass direction of vibration by the extruding of sidewall 111 and Flexible Connector 60 be in the amplitude being no more than the normal working amplitude of vibrating mass at vibrating mass under.
So-called normal working amplitude refers to that vibrating mass is subject to the design maximum amplitude of the electromagnetic induction power action between coil 20 and magnet steel 50 (as shown in Figure 2, design maximum amplitude equals vibrating mass adds the first damping piece largest deformation amount to the distance D of the first damping piece), instead of refer to occur when there is overload because input current is excessive exceed design maximum amplitude cross large-amplitude oscillation and vibrating motor 100 due to fall etc. that reason causes exceed design maximum amplitude cross large-amplitude oscillation.
As shown in Figure 3, in the present embodiment, the first damping piece 70 can be solid structure, and in other embodiments, the first damping piece 70 can also be hollow structure or loose structure, and the first damping piece 70 is designed to hollow structure or loose structure can damping adjusting power.
Described first damping piece 70 can be that homogenous material is made, first damping piece 70 can also be spliced by the material that multiple hardness is different to make, such as 2 kinds, more than 3 kinds and 3 kinds, the connecting method of the material that multiple hardness is different can be soft or hard, firmly soft, soft or hard is soft, hard soft or hard etc. and more than 3 kinds more kinds of soft or hards replace combined and spliced mode, the description of soft hard relative soft or hard degree just between material here instead of refer to the soft or hard degree of material itself, the design of the first damping piece 70 that this material connecting method different by multiple hardness is made can damping adjusting power.The material making the first damping piece 70 can selected in sponge, silicon rubber, foam, fiber.Preferably, the softer material of relative soft or hard degree can be selected to contact with middle interconnecting piece 63 with vibrating mass.
The shape of described first damping piece 70 is selected can including, but not limited to hexahedron, cylinder and irregular body, and in other words, the first damping piece 70 can select any shape that can implement.In the present embodiment, the shape of the first damping piece 70 and the spatial form of accommodating first damping piece 70 match, thus reach better noise reduction.This spatial form refers to by the spatial form between sidewall 111 and Flexible Connector 60.
Described Flexible Connector 60 comprises the first connecting portion 61 connecting housing 11, the second connecting portion 62 connecting vibrating mass and the middle interconnecting piece 63 being connected described first connecting portion 61 and the second connecting portion 62, described first damping piece 70 is arranged between described sidewall 111 and middle interconnecting piece 63, and described first damping piece 70 is subject to the extruding generation elastic deformation of sidewall 111 and middle interconnecting piece 63.
As the first set-up mode of the first damping piece 70, sidewall 111 and middle interconnecting piece 63 clamp described first damping piece 70.That is, the first damping piece 70 is connected with sidewall 111 and middle interconnecting piece 63 respectively.
As the second set-up mode of the first damping piece 70, described first damping piece 70 to be immobilizated on described sidewall 111 and and described middle interconnecting piece 63 interval arrange, the distance at described interval is less than the normal working amplitude of vibrating mass.
As the third set-up mode of the first damping piece 70, described first damping piece 70 to be immobilizated on described middle interconnecting piece 63 and and described sidewall 111 interval arrange, the distance at described interval is less than the normal working amplitude of vibrating mass.
As the 4th kind of set-up mode of the first damping piece 70, described first damping piece 70 is arranged on fixed part such as cover plate 12 grade and also arranges with described vibrating mass and middle interconnecting piece 63 interval respectively, and the distance sum at described interval is less than the normal working amplitude of vibrating mass.
Described vibrating motor 100 also comprises further and is arranged on pad 90 on described first connecting portion 61 and/or described second connecting portion 62 to strengthen connectivity robustness.
With reference to Fig. 4, described middle interconnecting piece 63 is provided with the bending deformations 631 be connected with described first connecting portion 61 and the second connecting portion 62, described deformations 631 is provided with the 3rd damping piece 71,3rd damping piece 71 can adopt glue-line, PU (polyurethane) or silicone rubber plate elastomeric material, and the 3rd damping piece 71 can reduce the compliance of Flexible Connector 70.
Vibrating motor 100 of the present utility model is under vibrating mass is in the amplitude being no more than the normal working amplitude of vibrating mass, first damping piece 70 compress-discharges elastic deformation with the vibration generating period of vibrating mass thus plays damping action, and the first damping piece 70 after being squeezed has certain power-assisted effect in dispose procedure, the vibration return time that can reduce vibrating mass realizes coming and going fast of vibrating mass.Also can not produce frictional noise when extruding the first damping piece 70, damping action can the amplitude of constrained vibration parts, and vibrating mass can not strike shell, thus avoids vibrating motor to clash into losing efficacy and produced impact noise.It should be noted that the first damping piece 70 is not identical with the action principle of the spacing glue in background technology.It is the effect of damping and power-assisted that first damping piece 70 plays under the non-overloaded state of vibrating motor 100, and what play under the overload of vibrating motor 100 is prevent from clashing into the effect of losing efficacy, identical with the effect of spacing glue.
As shown in Figure 5, in another embodiment of the present utility model, each part of a kind of vibrating motor 200 is identical with a upper embodiment with function, unlike, vibrating motor 200 is except comprising the first damping piece 201 of being arranged between fixed part and Flexible Connector, also comprise the second damping piece 202 be arranged between vibrating mass and Flexible Connector, and the connector 203 for connecting the first damping piece 201 and the second damping piece can also be comprised.This three can be Split type structure, also can be integrative-structure.
The vibrating motor that the utility model provides have vibrating mass can realize coming and going fast, can not frictional noise be produced and stable performance, advantage that reliability is high.
Above-described is only execution mode of the present utility model; it should be pointed out that for the person of ordinary skill of the art at this, under the prerequisite not departing from the utility model creation design; improvement can also be made, but these all belong to protection range of the present utility model.
Claims (14)
1. a vibrating motor, it comprises fixed part and vibrating mass, described fixed part comprises the shell with receiving space, a wherein side of described fixed part and vibrating mass comprises coil, wherein the opposing party of described fixed part and vibrating mass comprises magnet steel, described coil and magnet steel are just arranged interval, described vibrating motor comprises Flexible Connector further, described Flexible Connector by described vibrating mass mount supports in receiving space, it is characterized in that: described vibrating motor also comprises the first damping piece be arranged between described Flexible Connector and described fixed part, described first damping piece is occurred along the elastic deformation on vibrating mass direction of vibration by the extruding of described fixed part and Flexible Connector be in the amplitude being no more than the normal working amplitude of vibrating mass at vibrating mass under.
2. vibrating motor according to claim 1, is characterized in that, described vibrating motor also comprises the second damping piece be arranged between described vibrating mass and described Flexible Connector further.
3. vibrating motor according to claim 2, is characterized in that, described first damping piece and the second damping piece one-body molded.
4. vibrating motor according to claim 2, is characterized in that, described vibrating motor also comprises the connector for connecting described first damping piece and described second damping piece.
5. vibrating motor according to claim 3, is characterized in that, described first damping piece, connector and described second damping piece three in one are shaping.
6. vibrating motor according to claim 1, is characterized in that, described first damping piece is solid structure or hollow structure.
7. vibrating motor according to claim 1, is characterized in that: described first damping piece is made up of homogenous material or is spliced by the material that multiple hardness is different to make.
8. vibrating motor according to claim 1, is characterized in that, described shell comprises housing and covers the cover plate be connected on described housing, and described housing has some sidewalls, and described first damping piece is located between described Flexible Connector and described sidewall.
9. vibrating motor according to claim 8, it is characterized in that: described Flexible Connector comprises the first connecting portion being connected and fixed parts, the second connecting portion connecting vibrating mass and the middle interconnecting piece being connected described first connecting portion and the second connecting portion, between the sidewall that described first damping piece is arranged at described housing and middle interconnecting piece, described first damping piece is subject to the extruding generation elastic deformation of described sidewall and middle interconnecting piece.
10. vibrating motor according to claim 9, is characterized in that: described sidewall and described first damping piece of middle interconnecting piece clamping.
11. vibrating motors according to claim 9, is characterized in that: described first damping piece to be immobilizated on described sidewall and and described middle interconnecting piece interval arrange, the distance at described interval is less than the normal working amplitude of vibrating mass.
12. vibrating motors according to claim 9, is characterized in that: described first damping piece to be immobilizated on described middle interconnecting piece and to arrange with described sidewall spacers, and the distance at described interval is less than the normal working amplitude of vibrating mass.
13. vibrating motors according to claim 9, is characterized in that: described vibrating motor also comprises the pad be arranged on described first connecting portion and/or described second connecting portion further.
14. vibrating motors according to claim 9, is characterized in that: described middle interconnecting piece is provided with the bending deformations be connected with described first connecting portion and the second connecting portion, and described deformations is provided with the 3rd damping piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420827781.7U CN204334279U (en) | 2014-12-23 | 2014-12-23 | Vibrating motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420827781.7U CN204334279U (en) | 2014-12-23 | 2014-12-23 | Vibrating motor |
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| Publication Number | Publication Date |
|---|---|
| CN204334279U true CN204334279U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420827781.7U Active CN204334279U (en) | 2014-12-23 | 2014-12-23 | Vibrating motor |
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| CN (1) | CN204334279U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024517A (en) * | 2015-07-31 | 2015-11-04 | 瑞声光电科技(常州)有限公司 | Vibration motor |
| CN105048759A (en) * | 2015-06-24 | 2015-11-11 | 上海比路电子有限公司 | Linear kinetic energy generator |
| WO2022067929A1 (en) * | 2020-09-29 | 2022-04-07 | 瑞声声学科技(深圳)有限公司 | Linear motor |
| WO2022067928A1 (en) * | 2020-09-29 | 2022-04-07 | 瑞声声学科技(深圳)有限公司 | Linear motor |
-
2014
- 2014-12-23 CN CN201420827781.7U patent/CN204334279U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048759A (en) * | 2015-06-24 | 2015-11-11 | 上海比路电子有限公司 | Linear kinetic energy generator |
| CN105024517A (en) * | 2015-07-31 | 2015-11-04 | 瑞声光电科技(常州)有限公司 | Vibration motor |
| WO2022067929A1 (en) * | 2020-09-29 | 2022-04-07 | 瑞声声学科技(深圳)有限公司 | Linear motor |
| WO2022067928A1 (en) * | 2020-09-29 | 2022-04-07 | 瑞声声学科技(深圳)有限公司 | Linear motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180926 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: 213167 Changzhou, Jiangsu City, Wujin province summer town villa Patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. |