CN202435225U - Vibration motor - Google Patents
Vibration motor Download PDFInfo
- Publication number
- CN202435225U CN202435225U CN2011205538968U CN201120553896U CN202435225U CN 202435225 U CN202435225 U CN 202435225U CN 2011205538968 U CN2011205538968 U CN 2011205538968U CN 201120553896 U CN201120553896 U CN 201120553896U CN 202435225 U CN202435225 U CN 202435225U
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- CN
- China
- Prior art keywords
- sidewall
- vibrating
- vibrating mass
- fixed part
- vibration
- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to a vibration motor. The vibration motor comprises a shell, a base, a coil, elastic support parts and a vibration block, wherein the base is matched with the shell to form a containing space; the coil is contained in the containing space and is static relative to the base; the elastic support parts are connected with the shell; the vibration block is hung in the containing space by the elastic support parts; the coil is arranged on the base and is below the vibration block; the vibration block is provided with a first side wall and second side walls; the first side wall is far from the coil and is parallel to the vibration direction; and the second side walls are vertical to the first side wall. The vibration motor also comprises a magnet conducting sheet attached to the surface of the vibration block; the magnet conducting sheet comprises a magnet conducting plate and soldering sheets; the magnet conducting plate is attached to the first side wall; and the soldering sheets extend out of the magnet conducting plate and are attached to the surfaces of fixed parts to fix the fixed parts on the vibration block. The vibration motor has the following beneficial effect that the soldering sheets effectively share the stress near the regions where elastic arms are connected with the fixed parts, thus ensuring the strength of the elastic support parts when the vibration motor works and ensuring the vibration motor to be reliable.
Description
[technical field]
The utility model relates to a kind of motor, relates in particular to a kind of vibrating motor that is applicable to most of electronic products.
[background technology]
Along with development of electronic technology; Portable consumer property electronic product more and more receives pursuing of people; Like mobile phone, handheld device, guider or palm multimedia entertainment equipment etc.; Generally all can use vibrating motor and do system feedback, such as vibrational feedback of the incoming call prompting of mobile phone, information indicating, navigation hint, game machine etc.Use so widely, just require the performance of vibrating motor high, long service life.
Be applied to the vibrating motor in the portable consumer property electronic product at present, the fixed part of the elastic supporting member for supporting optical member in it is welded on the balancing weight, like this; When vibrating motor is worked; Elastic supporting member for supporting optical member causes the welding material damage of elastic supporting member for supporting optical member fixed part toward complex deformation, and ruptures easily at this place because of cause elastic supporting member for supporting optical member toward complex deformation near the position of fixed part; Intensity to elastic supporting member for supporting optical member has very big influence, further influences the life-span of vibrating motor.
Therefore, be necessary to provide a kind of new vibrating motor to overcome above-mentioned defective.
[utility model content]
The purpose of the utility model is to solve the welding material damage of the elastic supporting member for supporting optical member fixed part in the above-mentioned vibrating motor; And rupture at this place because of cause elastic supporting member for supporting optical member toward complex deformation easily in the position near fixed part; Intensity to elastic supporting member for supporting optical member has very big influence; Further influence the deficiency in the life-span of vibrating motor, and a kind of vibrating motor is provided.
A kind of vibrating motor; It comprises shell, cooperate the pedestal that forms spatial accommodation with shell, be contained in the spatial accommodation and pedestal is static relatively coil, be connected in shell elastic supporting member for supporting optical member, be suspended on the vibrating mass in the spatial accommodation by elastic supporting member for supporting optical member; Coil is arranged on the pedestal and is positioned at the lower position of vibrating mass; The first side wall that is parallel to direction of vibration that vibrating mass is provided with away from coil reaches second sidewall perpendicular to the first side wall; Said elastic supporting member for supporting optical member comprises fixed part that is fixed on second sidewall and the elasticity arm of deriving and extending and be connected in shell from the fixed part bending; Said vibrating motor also comprises the magnetic conduction sheet that is attached at vibrating mass surface, and said magnetic conduction sheet comprises being sticked to extend at the magnetic conductive board on the first side wall and from magnetic conductive board and is attached at said fixed part surface fixed part is fixed in the weld tabs on the vibrating mass.
Preferably, second sidewall of said vibrating mass comprise the second long sidewall that is parallel on the vibrating mass direction of vibration and with the second short sidewall of the said second long sidewall vertical connection, said fixed part is immobilizated in the second short sidewall, elasticity arm is away from the second relative short sidewall.
Preferably; Second sidewall of said vibrating mass comprise the second long sidewall that is parallel to the vibrating mass direction of vibration and with the second short sidewall of the said second long sidewall vertical connection; Said fixed part is immobilizated in the second long sidewall, and said elasticity arm is positioned at away from the second relative short sidewall.
Preferably, be provided with between the said second long sidewall and the second short sidewall and be connected the curved wall that the second long sidewall and second is lacked sidewall, said elasticity arm is provided with and the equidirectional corresponding arc kink of curved wall.
Preferably, the radius of curvature of arc kink is greater than the radius of curvature of curved wall.
Preferably, said fixed part is provided with at least one welding hole.
Preferably, elastic supporting member for supporting optical member is provided with the U-shaped deformations that restoring force is provided for vibrating mass.
Preferably, said vibrating mass comprises balancing weight that connects elastic supporting member for supporting optical member and the permanent magnet that is embedded in the balancing weight.
Preferably, said weld tabs and fixed part are immobilizated on the vibrating mass through the mode of spot welding.
The beneficial effect of the utility model is: weld tabs has effectively been shared near elasticity arm and the fixed part stress the zone that joins, thereby guarantees the intensity of elastic supporting member for supporting optical member when vibrating motor is worked, and makes vibrating motor more reliable.
[description of drawings]
Fig. 1 is the three-dimensional exploded view of the utility model vibrating motor;
Fig. 2 is the cutaway view after the vibrating motor assembling among Fig. 1;
Fig. 3 is the stereogram that lacks shell among Fig. 1 after the vibrating motor assembling;
Fig. 4 is the stripped stereogram of magnetic conduction sheet among Fig. 3;
Fig. 5 is the front view that Fig. 4 lacks magnetic conduction sheet.
[embodiment]
Below in conjunction with accompanying drawing and execution mode the utility model is described further.
As depicted in figs. 1 and 2; The utility model provides a kind of vibrating motor 1; Comprise shell 10, cooperate the pedestal 11 that forms spatial accommodation with shell 10, be contained in the spatial accommodation and pedestal 11 is static relatively coil 12, be connected in shell 10 elastic supporting member for supporting optical member 13, be suspended on the vibrating mass 14 in the spatial accommodation by elastic supporting member for supporting optical member 13; Vibrating mass 14 comprises balancing weight 15 and the permanent magnet 16 that is embedded in the balancing weight 15, is arranged on vibrating mass 14 lower surfaces with the cushion block 17 of protection coil 12 and be positioned at the circuit board 18 on the pedestal 11.
Said coil 12 is arranged on the pedestal 11 and is positioned at the lower position of vibrating mass 14.Said cushion block 17 extends a pair of first catch 171 and a pair of second catch 172 that is angular dependence that is angular dependence straight up from the edge.Said second catch 172 inboards are provided with first buffer substrate tablet 19 spacing to 14 of vibrating mass and damping effect; Its outside is provided with the reinforced sheet 21 that is folded between second catch 172 and the elastic supporting member for supporting optical member 13, and said reinforced sheet 21 is used to reduce the stress that elastic supporting member for supporting optical member 13 is fixed in the end on the shell 10.Said first catch 171 tops are provided with second buffer substrate tablet 20 that vibrating mass 14 up-down vibration is played cushioning effect.Said vibrating motor 1 gives coil 12 energisings through circuit board 18; Coil 12 generation magnetic fields; Repel thereby let coil 12 produce with permanent magnet 16, and permanent magnet 16 is fixed in the balancing weight 15, balancing weight 15 is supported by elastic supporting member for supporting optical member 13 again; So permanent magnet 16 drives vibrating mass 14 double vibrationses, thereby realize the vibration of vibrating motor 1.
Like Fig. 3 and shown in Figure 4, said vibrating mass 14 is provided with away from the first side wall that is parallel to direction of vibration X-X of coil 141 and perpendicular to second sidewall 142 of the first side wall 141.Said elastic supporting member for supporting optical member 13 comprises fixed part 131 that is fixed on second sidewall 142 and the elasticity arm 132 of deriving and extending and be connected in shell 10 from fixed part 131 bendings; Said fixed part 131 is provided with at least one welding hole 1311, and the mode through spot welding is immobilizated on the vibrating mass 14.Said elastic supporting member for supporting optical member 13 is provided with the U-shaped deformations 1322 that restoring force is provided for vibrating mass 14.Second sidewall 142 of said vibrating mass 14 comprise the second long sidewall 1421 that is parallel to vibrating mass 14 direction of vibration and with the second short sidewall 1422 of said second long sidewall 1421 vertical connections; Said fixed part 131 is immobilizated in the second short sidewall 1422 or the second long sidewall 1421, and elasticity arm 132 is away from the second relative short sidewall 1422.
As shown in Figure 5; Be provided with between the said second long sidewall 1421 and the second short sidewall 1422 and be connected the curved wall 1423 that the second long sidewall 1421 and second is lacked sidewall 1422; Said elasticity arm 132 is provided with and curved wall 1423 corresponding arc kinks 1321, said arc kink 1321 and the U-shaped deformations 1322 common elasticity arms 132 of forming.The radius of curvature R 1 of said arc kink 1321 is greater than the radius of curvature R 2 of curved wall 1423.
As shown in Figure 1; Said vibrating motor 1 also comprises the magnetic conduction sheet 22 that is attached at vibrating mass 14 surfaces; Said magnetic conduction sheet 22 comprises being sticked to extend at the magnetic conductive board on the first side wall 141 221 and from magnetic conductive board 221 and is attached at said fixed part 131 surfaces fixed part 131 is fixed in the weld tabs 222 on the vibrating mass 14 that said weld tabs 222 is immobilizated on the vibrating mass 14 through the mode of spot welding.
When vibrating motor 1 work; Elastic supporting member for supporting optical member 13 is along with vibrating mass 14 produces toward complex deformation; Elasticity arm 132 takes place toward complex deformation near the position of fixed part 131, and original owing to there is not the existence of weld tabs 222, this place is easy to fracture; Mode through spot welding is fixedly welded on weld tabs 222 and fixed part 131 on the vibrating mass 14 now; This weld tabs 222 has effectively been shared the stress of elasticity arm 132 near the position of fixed part 131, guarantees the intensity of elastic supporting member for supporting optical member 13 when vibrating motor 1 work thus, makes vibrating motor 1 more reliable.
Above-described only is the preferred embodiments of the utility model; Should be pointed out that for the person of ordinary skill of the art at this, under the prerequisite that does not break away from the utility model creation design; Can also make improvement, but these all belong to the protection range of the utility model.
Claims (9)
1. vibrating motor; It comprises shell, cooperate the pedestal that forms spatial accommodation with shell, be contained in the spatial accommodation and pedestal is static relatively coil, be connected in shell elastic supporting member for supporting optical member, be suspended on the vibrating mass in the spatial accommodation by elastic supporting member for supporting optical member; Coil is arranged on the pedestal and is positioned at the lower position of vibrating mass; The first side wall that is parallel to direction of vibration that vibrating mass is provided with away from coil reaches second sidewall perpendicular to the first side wall; It is characterized in that: said elastic supporting member for supporting optical member comprises fixed part that is fixed on second sidewall and the elasticity arm of deriving and extending and be connected in shell from the fixed part bending; Said vibrating motor also comprises the magnetic conduction sheet that is attached at vibrating mass surface, and said magnetic conduction sheet comprises being sticked to extend at the magnetic conductive board on the first side wall and from magnetic conductive board and is attached at said fixed part surface fixed part is fixed in the weld tabs on the vibrating mass.
2. vibrating motor according to claim 1; It is characterized in that: second sidewall of said vibrating mass comprise the second long sidewall that is parallel on the vibrating mass direction of vibration and with the second short sidewall of the said second long sidewall vertical connection; Said fixed part is immobilizated in the second short sidewall, and elasticity arm is away from the second relative short sidewall.
3. vibrating motor according to claim 1; It is characterized in that: second sidewall of said vibrating mass comprise the second long sidewall that is parallel to the vibrating mass direction of vibration and with the second short sidewall of the said second long sidewall vertical connection; Said fixed part is immobilizated in the second long sidewall, and said elasticity arm is positioned at away from the second relative short sidewall.
4. vibrating motor according to claim 3; It is characterized in that: be provided with between the said second long sidewall and the second short sidewall and be connected the curved wall that the second long sidewall and second is lacked sidewall, said elasticity arm is provided with and the equidirectional corresponding arc kink of curved wall.
5. vibrating motor according to claim 4 is characterized in that: the radius of curvature of arc kink is greater than the radius of curvature of curved wall.
6. according to any described vibrating motor of claim 1-5, it is characterized in that: said fixed part is provided with at least one welding hole.
7. vibrating motor according to claim 5 is characterized in that: elastic supporting member for supporting optical member is provided with the U-shaped deformations that restoring force is provided for vibrating mass.
8. according to claim 1 or 7 any described vibrating motors, it is characterized in that: said vibrating mass comprises balancing weight that connects elastic supporting member for supporting optical member and the permanent magnet that is embedded in the balancing weight.
9. vibrating motor according to claim 8 is characterized in that: said weld tabs and fixed part are immobilizated on the vibrating mass through the mode of spot welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205538968U CN202435225U (en) | 2011-12-27 | 2011-12-27 | Vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205538968U CN202435225U (en) | 2011-12-27 | 2011-12-27 | Vibration motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435225U true CN202435225U (en) | 2012-09-12 |
Family
ID=46784634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205538968U Expired - Lifetime CN202435225U (en) | 2011-12-27 | 2011-12-27 | Vibration motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202435225U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324873A (en) * | 2014-09-17 | 2015-02-04 | 平湖市海特合金有限公司 | Square vibrator |
| CN105119455A (en) * | 2015-07-24 | 2015-12-02 | 瑞声光电科技(常州)有限公司 | Elastic connecting piece and vibration motor using same |
| JP2018019459A (en) * | 2016-07-25 | 2018-02-01 | 日本電産セイミツ株式会社 | Vibration motor, and manufacturing method thereof |
| CN108039809A (en) * | 2017-12-19 | 2018-05-15 | 歌尔股份有限公司 | Stop support for vibrating motor and the linear vibration motor including the stent |
| US10560009B2 (en) | 2016-07-25 | 2020-02-11 | Nidec Seimitsu Corporation | Vibration motor |
-
2011
- 2011-12-27 CN CN2011205538968U patent/CN202435225U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324873A (en) * | 2014-09-17 | 2015-02-04 | 平湖市海特合金有限公司 | Square vibrator |
| CN105119455A (en) * | 2015-07-24 | 2015-12-02 | 瑞声光电科技(常州)有限公司 | Elastic connecting piece and vibration motor using same |
| JP2018019459A (en) * | 2016-07-25 | 2018-02-01 | 日本電産セイミツ株式会社 | Vibration motor, and manufacturing method thereof |
| US10560009B2 (en) | 2016-07-25 | 2020-02-11 | Nidec Seimitsu Corporation | Vibration motor |
| CN108039809A (en) * | 2017-12-19 | 2018-05-15 | 歌尔股份有限公司 | Stop support for vibrating motor and the linear vibration motor including the stent |
| CN108039809B (en) * | 2017-12-19 | 2019-10-25 | 歌尔股份有限公司 | Stop support for vibrating motor and the linear vibration motor including the bracket |
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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: 20170502 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181029 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee before: AAC Optoelectronic (Changzhou) Co., Ltd. Patentee before: AAC Technologies (Singapore) Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |