CN105762971A - Novel vibration attenuation connection device - Google Patents
Novel vibration attenuation connection device Download PDFInfo
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- CN105762971A CN105762971A CN201410799619.3A CN201410799619A CN105762971A CN 105762971 A CN105762971 A CN 105762971A CN 201410799619 A CN201410799619 A CN 201410799619A CN 105762971 A CN105762971 A CN 105762971A
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- elastic support
- outer ring
- shock reducing
- support outer
- connector according
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Abstract
The invention discloses a novel vibration attenuation connector device including a main shaft, a stator core and a bearing. The novel vibration attenuation connector device also includes an elastic support including an elastic support inner ring and an elastic support outer ring. The elastic support inner ring is arranged in the elastic support outer ring through a connection part. The elastic support outer ring is coaxial with the elastic support inner ring. The elastic support inner ring is arranged on the main shaft in a sleeving manner. The bearing is arranged in the elastic support outer ring and the bearing is arranged on the main shaft in a sleeving manner. A first elastic assembly is arranged between the elastic support outer ring and the stator core. The novel vibration attenuation connector device is simple in structure and convenient to mount. Bearing and other parts can be mounted conveniently. Vibration can be attenuated effectively and noise pollution can be reduced.
Description
Technical field
The invention particularly relates to a kind of New shock reducing connector for connecting rotor and stator.
Background technology
Along with industrial expansion, motor application in industry-by-industry field, the motor of different applications different structures.In the attachment structure of some motors, the main shaft of motor and stator are to be rigidly connected.As started to walk the speed-raising stage in electric motor car, motor starts vibration, and stator also and then starts vibration, and it not only greatly reduces the driving comfort of user, also can send high frequency harsh noise, cause environmental pollution.Traditional oscillation damping method is that directly between electronics rotor and stator, filled rubber carries out vibration damping, reduces noise, but there is some problem following:
1. filled rubber in direct cavity between rotor and stator, if cavity volume is relatively big, then the rubber volume filled is also bigger, under the rotation of motor high speed, the rubber that its volume is bigger is easy to deform upon, and serious meeting affects rotor and rotates, and startup and traveling to electromobile threaten.
2., in the process that motor is linked and packed, it is sometimes desirable to bearing is installed on main shaft, if direct filled rubber between rotor and stator, then can hinder the installation of bearing.
Therefore, a kind of simple in construction, easy for installation, it is possible to effectively to dispose bearing, reduce vibration, the New shock reducing connector reducing noise urgently occurs.
Summary of the invention
In order to solve above-mentioned technical problem, the present invention proposes a kind of simple in construction, easy for installation, it is simple to dispose the miscellaneous parts such as bearing, it is possible to effectively to reduce vibration, reduces the New shock reducing connector of noise pollution.
In order to achieve the above object, technical scheme is as follows:
A kind of New shock reducing connector, including: main shaft, stator core and bearing, also include: elastic support, elastic support includes elastic support inner ring and elastic support outer ring, elastic support inner ring is arranged on inside elastic support outer ring by connecting portion, and elastic support outer ring is coaxial with elastic support inner ring, and elastic support inner ring is set on main shaft, bearing is arranged on the inside of elastic support outer ring, and bearing holder (housing, cover) is located on main shaft；First elastic parts, the first elastic parts is arranged between elastic support outer ring and stator core.
One New shock reducing connector of the present invention utilizes elastic support to support, the first elastic parts is avoided to produce serious deformation, the first elastic parts is utilized to reduce the pollution of vibration and noise, first elastic parts can be the flexible member being made up of elastomeric material or spring etc., and elastomeric material can be rubber.Elastic support includes: elastic support outer ring and elastic support inner ring, is set on main shaft by elastic support inner ring, and bearing againsts the sidewall of elastic support inner ring and is also set on main shaft.Meanwhile, bearing is arranged on inside elastic support outer ring, more optimized structure, and the space that single unit system takies is little.
As preferred scheme, connecting portion is provided with oval hole, and oval hole is arranged on connecting portion with main shaft at equal intervals for the center of circle.
Adopting above-mentioned preferred scheme, oval hole can effectively alleviate the weight of whole elastic support, makes single unit system rotate more smooth.
As preferred scheme, in the cavity between elastic support outer ring and elastic support inner ring, it is provided with the second elastic parts.
Adopt above-mentioned preferred scheme, it is possible to the interference of more effective reduction vibration, reduce noise.
As preferred scheme, elastic support outer ring is provided with radially outward extending flange.
Adopt above-mentioned preferred scheme, elastic support and the first elastic parts stable connection, easy for installation.
As preferred scheme, the outer surface of elastic support outer ring and/or the inner surface of stator core are provided with along its circumferencial direction separation projection or partition groove.
Adopt above-mentioned preferred scheme, make the first elastic parts being arranged between elastic support outer ring and stator core uniform at radial force, it is prevented that it is radially rotating, reduce its probability producing deformation.
As preferred scheme, the outer surface of elastic support outer ring and/or the inner surface of stator core axially arranged there is push stopping part along it.
Adopting above-mentioned preferred scheme, push stopping part can effectively prevent its generation from moving axially.
As preferred scheme, push stopping part is multiple protruding and/or multiple grooves.
Adopt above-mentioned preferred scheme, simple in construction, it is possible to effectively prevent its generation from moving axially.
As preferred scheme, protruding and/or groove is set in distance.
Adopt above-mentioned preferred scheme, stabilized structure, attractive in appearance, effectively prevent its generation from moving axially further.
As preferred scheme, big up and small down or up-small and down-big trapezoidal in protruding and/or groove longitudinal section.
Adopt above-mentioned preferred scheme, stabilized structure, effectively prevent its generation from moving axially further.
As preferred scheme, protruding and/or groove is provided with first along its radially bent hook card division of its axially extending tailing edge.
Adopt above-mentioned preferred scheme, stabilized structure, effectively prevent its generation from moving axially further.
Accompanying drawing explanation
The structural representation that Fig. 1 provides for the embodiment of the present invention.
The cross section view that Fig. 2 provides for the embodiment of the present invention.
One of longitudinal section sectional view that Fig. 3 provides for the embodiment of the present invention.
The two of the longitudinal section sectional view that Fig. 4 provides for the embodiment of the present invention.
The three of the longitudinal section sectional view that Fig. 5 provides for the embodiment of the present invention.
The four of the longitudinal section sectional view that Fig. 6 provides for the embodiment of the present invention.
The five of the longitudinal section sectional view that Fig. 7 provides for the embodiment of the present invention.
Wherein: 1, main shaft, 2, stator core, 3, bearing, 4, elastic support, 41, elastic support inner ring, 42, elastic support outer ring, 421, flange, 422, breach, 43, connecting portion, 431, oval hole, the 5, first elastic parts, 6, partition groove, 7, push stopping part, 71, groove, 72, protruding, 721, card division, the 8, second elastic parts are hooked.
Detailed description of the invention
The preferred embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
In order to reach the purpose of the present invention, as shown in figs. 1-7, in the some of them embodiment of a kind of New shock reducing connector of the present invention,
As shown in Figure 1, Figure 2 and Figure 3, a kind of New shock reducing connector includes: main shaft 1, stator core 2, bearing 3, elastic support 4 and the first elastic parts 5.
Elastic support 4 includes elastic support inner ring 41, elastic support outer ring 42 and connecting portion 43, it is internal that elastic support inner ring 41 is arranged on elastic support outer ring 42 by connecting portion 43, elastic support outer ring 42 is coaxial with elastic support inner ring 41, elastic support inner ring 41 is set on main shaft 1, bearing 3 is arranged on the inside of elastic support outer ring 42, the sidewall of bearing 3 againsts the sidewall of elastic support inner ring 41, and bearing 3 is also set on main shaft 1
First elastic parts 5 waters block rubber for note, and the first elastic parts 5 is arranged between elastic support outer ring 42 and stator core 2.Elastic support outer ring 42 is carried out supporting connection with stator core 4, in the cavity formed therebetween, carries out the cast of rubber, namely form the first elastic parts 5.Certainly, the flexible member that the first elastic parts 5 can be made for other elastomeric materials, it is also possible to for parts such as springs.First elastic parts 5 is used for cushioning, and reduces and is delivered to Oscillation Amplitude on stator core 2, eliminates partial noise.
Being provided with oval hole 431 on connecting portion 43, oval hole 431 is arranged on connecting portion 43 with main shaft 1 at equal intervals for the center of circle.Oval hole 431 can effectively alleviate the weight of whole elastic support 4, makes single unit system rotate more smooth.
It is provided with radially outward extending flange 421 in elastic support outer ring 42 so that elastic support 4 and the first elastic parts 5 stable connection, installs more convenient.Being provided with breach 422 on elastic support outer ring 42, breach 422 is for disposing power line, and more optimized structure is attractive in appearance.
Outer surface in elastic support outer ring 42 and the inner surface of stator core 2 are provided with partition groove 6 along its circumferencial direction.Make the first elastic parts 5 being arranged between elastic support outer ring 42 and stator core 2 uniform at radial force, it is prevented that it is radially rotating, reduce its probability producing deformation.
Outer surface in elastic support outer ring 42 and the inner surface of stator core 2 axially arranged there is push stopping part 7 along it.As it is shown in figure 1, push stopping part 7 is groove 71.Push stopping part 7 can effectively prevent elastic support outer ring 42, stator core 2 and the first elastic parts 5 from producing to move axially.
The structure of its concrete push stopping part 7, for protruding 72 or groove 71, and the number of the number of projection, groove can adjust accordingly according to specific circumstances.
Traditional vibration damping connection device, elastic support inner ring is set on main shaft by it, and block rubber is set on elastic support inner ring, elastic support outer ring sleeve is located on block rubber, and stator core is set on elastic support outer ring, and it can not install bearing, range of application is little, is not suitable for a lot of occasion.And along with the raising of motor speed, in the face of high speed rotating when, be arranged on the block rubber between elastic support inner ring and elastic support outer ring and easily produce to rock and deformation.
And its simple in construction of the present invention, elastic support inner ring 41 is connected by connecting portion 43 with elastic support outer ring 42, elastic support inner ring 41 is set on main shaft 1, its elastic support outer ring 42 is internal vacates cavity, it is easy to put bearing 3 other parts such as grade, first elastic parts 5 is arranged between elastic support outer ring 42 and stator core 2, when it is more suitable for high speed rotating.The thickness of the first elastic parts 5 is easily controlled, and it, ensureing to reduce vibration, under the premise of minimizing noise, is not likely to produce deformation and rocks, better effects if.The present invention utilizes the optimization in structure and improvement, under ensureing the premise that vibration reduces, noise reduces, create beyond thought effect, it is in the process of high speed rotating, first elastic parts 5 is more firm, not easily rock and produce deformation, effectively increasing the service life, it is adaptable to the motor of high speed rotating.
As shown in Figure 4, in order to optimize the implementation result of the present invention further, in other embodiment, all the other technical characteristics are identical, are different in that, are additionally provided with the second elastic parts 8 in the cavity between above-mentioned elastic support outer ring 42 and elastic support inner ring 41.Second elastic parts 8 can be the miscellaneous part such as block rubber or spring, it is possible to the interference of more effective reduction vibration, reduces noise.
As it is shown in figure 5, for the implementation result optimizing the present invention further, in other embodiment, all the other technical characteristics are identical, are different in that, above-mentioned push stopping part 7 is two projections 72, and protruding 72 are set in distance.Its stabilized structure, attractive in appearance, effectively prevent its generation from moving axially further.
As shown in Figure 6, in order to optimize the implementation result of the present invention further, in other embodiment, all the other technical characteristics are identical, being different in that, above-mentioned push stopping part 7 is a projection 72 being arranged on centre, big up and small down trapezoidal in the longitudinal section of protruding 72, its structure is more firm, more effective prevents it from moving axially.
As shown in Figure 7, in order to optimize the implementation result of the present invention further, in other embodiment, all the other technical characteristics are identical, it is different in that, above-mentioned push stopping part 7 is a projection 72 being arranged on centre, and protruding 72 are provided with first along its radially bent hook card division 721 of its axially extending tailing edge, and hooking card division 721 more effective can prevent it from moving axially.
Novel preferred implementation, it is noted that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention.
Claims (10)
1. a New shock reducing connector, including: main shaft, stator core and bearing, it is characterised in that also include:
Elastic support, described elastic support includes elastic support inner ring and elastic support outer ring, described elastic support inner ring is arranged on inside described elastic support outer ring by connecting portion, described elastic support outer ring is coaxial with described elastic support inner ring, described elastic support inner ring is set on described main shaft, described bearing is arranged on the inside of described elastic support outer ring, and described bearing holder (housing, cover) is located on described main shaft；
First elastic parts, described first elastic parts is arranged between described elastic support outer ring and described stator core.
2. New shock reducing connector according to claim 1, it is characterised in that described connecting portion is provided with oval hole, and described oval hole is arranged on described connecting portion with described main shaft at equal intervals for the center of circle.
3. New shock reducing connector according to claim 1, it is characterised in that be provided with the second elastic parts in the cavity between described elastic support outer ring and described elastic support inner ring.
4. the New shock reducing connector according to any one of claims 1 to 3, it is characterised in that described elastic support outer ring is provided with radially outward extending flange.
5. New shock reducing connector according to claim 4, it is characterised in that be provided with separation projection or partition groove on the outer surface of described elastic support outer ring and/or the inner surface of described stator core along its circumferencial direction.
6. New shock reducing connector according to claim 5, it is characterised in that axially arranged have push stopping part along it on the outer surface of described elastic support outer ring and/or the inner surface of described stator core.
7. New shock reducing connector according to claim 6, it is characterised in that described push stopping part is multiple protruding and/or multiple grooves.
8. New shock reducing connector according to claim 7, it is characterised in that described protruding and/or described groove is set in distance.
9. New shock reducing connector according to claim 8, it is characterised in that big up and small down or up-small and down-big trapezoidal in described protruding and/or described groove longitudinal section.
10. New shock reducing connector according to claim 8, it is characterised in that described protruding and/or described groove is provided with first along its radially bent hook card division of its axially extending tailing edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799619.3A CN105762971B (en) | 2014-12-19 | 2014-12-19 | A kind of New shock reducing connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799619.3A CN105762971B (en) | 2014-12-19 | 2014-12-19 | A kind of New shock reducing connector |
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| Publication Number | Publication Date |
|---|---|
| CN105762971A true CN105762971A (en) | 2016-07-13 |
| CN105762971B CN105762971B (en) | 2019-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410799619.3A Active CN105762971B (en) | 2014-12-19 | 2014-12-19 | A kind of New shock reducing connector |
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| CN (1) | CN105762971B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006158013A (en) * | 2004-11-26 | 2006-06-15 | Matsushita Electric Ind Co Ltd | Brushless motor |
| CN200990537Y (en) * | 2006-12-18 | 2007-12-12 | 中山大洋电机股份有限公司 | Vibration reducing connecting device for external rotor electric machine axle and stator |
| CN202353372U (en) * | 2011-12-03 | 2012-07-25 | 中山大洋电机股份有限公司 | Novel shock absorbing ring and motor employing same |
| US20130187498A1 (en) * | 2012-01-20 | 2013-07-25 | Nidec Corporation | Motor |
| CN204334202U (en) * | 2014-12-19 | 2015-05-13 | 苏州工业园区泰格电子科技有限公司 | A kind of New shock reducing connector |
-
2014
- 2014-12-19 CN CN201410799619.3A patent/CN105762971B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006158013A (en) * | 2004-11-26 | 2006-06-15 | Matsushita Electric Ind Co Ltd | Brushless motor |
| CN200990537Y (en) * | 2006-12-18 | 2007-12-12 | 中山大洋电机股份有限公司 | Vibration reducing connecting device for external rotor electric machine axle and stator |
| CN202353372U (en) * | 2011-12-03 | 2012-07-25 | 中山大洋电机股份有限公司 | Novel shock absorbing ring and motor employing same |
| US20130187498A1 (en) * | 2012-01-20 | 2013-07-25 | Nidec Corporation | Motor |
| CN204334202U (en) * | 2014-12-19 | 2015-05-13 | 苏州工业园区泰格电子科技有限公司 | A kind of New shock reducing connector |
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| Publication number | Publication date |
|---|---|
| CN105762971B (en) | 2019-01-29 |
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Effective date of registration: 20220413 Address after: 215127 floor 3, floor 2, plant 1, No. 10, Sifang street, Suzhou Industrial Park, Suzhou City, Jiangsu Province (this address shall not be engaged in retail) Patentee after: Suzhou Tiger Drive Technology Co.,Ltd. Address before: 215121 Weiting science and Technology Park, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee before: Suzhou Industrial Park Taige Electronic Technology Co.,Ltd. |