CN202091337U - Decoupling appliance core shaft capable of preventing force transmission interference and decoupling appliance of same - Google Patents
Decoupling appliance core shaft capable of preventing force transmission interference and decoupling appliance of same Download PDFInfo
- Publication number
- CN202091337U CN202091337U CN2011201193821U CN201120119382U CN202091337U CN 202091337 U CN202091337 U CN 202091337U CN 2011201193821 U CN2011201193821 U CN 2011201193821U CN 201120119382 U CN201120119382 U CN 201120119382U CN 202091337 U CN202091337 U CN 202091337U
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- China
- Prior art keywords
- mandrel
- decoupler
- positioning table
- preventing
- table terrace
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- Expired - Fee Related
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Abstract
The utility model relates to a decoupling appliance core shaft capable of preventing force transmission interference, which comprises a flange portion and a shaft body portion. An end face connected with the shaft portion on the flange portion is formed by a spiral surface, a location step surface and a plane which are sequentially connected. The location step surface is provided with an anti-expansion structure capable of preventing the force transmission interference. A decoupling appliance includes the decoupling appliance core shaft capable of preventing the force transmission interference. The location step surface is arranged in inclined mode or provided with a groove, thereby preventing two ends of a torque spring from expanding outward in working of the torque spring, avoiding the force transmission interference, protecting a supporting bearing of the decoupling appliance, guaranteeing work efficiency of the decoupling appliance and improving service life of the supporting bearing. The decoupling appliance is provided with the core shaft with the anti-expansion structure capable of preventing the force transmission interference and protecting the supporting bearing, thereby being simple in structure, convenient to produce and long in service life.
Description
Technical field
The utility model relates to a kind of decoupler mandrel and decoupler thereof, particularly a kind of decoupler mandrel and decoupler thereof of the power of preventing Conduction Interference.
Background technique
The AC generator for vehicle decoupler main effect be: 1, reduce the fluctuation of front end train tension force, improve each part life of front end train; 2, reduce the fluctuation of speed of front end train, reduce the noise of front end train; 3, avoid reverse impact, effectively protect generator; 4, reduce the energy consumption that the generator counter-rotating causes, energy saving.It can filter vibration at high speed, also can filter low speed vibration.Generally, decoupler has belt pulley, mandrel, torsion spring, thrust washer and retainer, mandrel has flange part and axis body portion, the end face that flange part links to each other with axis body portion is made of the helicoid that links to each other successively, positioning table terrace peace face, the outer end points of positioning table terrace is parallel with the positioning table terrace with the line a in the mandrel center of circle, and torsion spring is sleeved on the mandrel.A block bearing is housed between the flange part outer surface of mandrel and decoupler internal surface.Torsion spring extends between retainer and the mandrel flange part, in order to transmitting torque, torsion spring can produce expansive force in work, and the torsion spring two ends then can swell, thereby the block bearing that the flange part outer surface that has influence on mandrel is equipped with, the life-span of reducing block bearing.
The model utility content
The technical problems to be solved in the utility model is: have influence on the block bearing that the flange part outer surface of mandrel is equipped with because of swelling in order to prevent torsion spring, the utility model provides a kind of decoupler mandrel and decoupler thereof of the power of preventing Conduction Interference.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of decoupler mandrel of the power of preventing Conduction Interference, have flange part and axis body portion, the end face that flange part links to each other with axis body portion is made of the helicoid that links to each other successively, positioning table terrace peace face, and described positioning step mask has an anti-structure that expands that can prevent the power Conduction Interference.
The angle beta of the outer end points that the described anti-structure that expands is the positioning table terrace and the line a in the mandrel center of circle and described positioning table terrace is that the inner headed face radian of 3 °～45 ° and helicoid is less than the periphery radian.
The described anti-structure that expands is that the positioning step mask is fluted.
The angle beta of the outer end points that the described anti-structure that expands is the positioning table terrace and the line a in the mandrel center of circle and described positioning table terrace be the inner headed face radian of 3 °～45 ° and helicoid less than the periphery radian, described positioning step mask is fluted.
As preferably, described angle beta is 30 °, and described groove is a square groove.
A kind of decoupler of decoupler mandrel of the power that the prevents Conduction Interference with above-mentioned anti-structure that expands.
The beneficial effects of the utility model are, the decoupler mandrel of a kind of power of preventing Conduction Interference of the utility model, make the setting of positioning step face tilt or be provided with groove at the positioning table terrace, two ends outwards do not swell in the time of can making torsion spring work, thereby prevent the power Conduction Interference, the block bearing that is equipped with between protection flange part outer surface of mandrel and decoupler internal surface has guaranteed the working efficiency of decoupler, the working life of having improved block bearing; A kind of decoupler of the utility model, the mandrel with the anti-structure that expands of band, this anti-structure that expands can prevent power Conduction Interference, protection block bearing, and is simple in structure, is convenient to produce longer service life, thereby the working life of improving decoupler.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation that the utility model prevents the decoupler mandrel of power Conduction Interference.
Fig. 2 is the structural representation that the utility model prevents the decoupler mandrel embodiment 1 of power Conduction Interference.
Fig. 3 is the structural representation that the utility model prevents the decoupler mandrel embodiment 2 of power Conduction Interference.
Fig. 4 is the structural representation that the utility model prevents the decoupler mandrel embodiment 3 of power Conduction Interference.
Fig. 5 is the structural representation of the utility model decoupler.
Among the figure 1, mandrel, 2, torsion spring, 3, block bearing, 4, retainer, 5, thrust washer, 11, flange part, 12, axis body portion, 13, helicoid, 14, the positioning table terrace, 141, groove, 15, the plane.
Embodiment
In conjunction with the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic representation of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Fig. 1 is the structural representation that the utility model prevents the decoupler mandrel of power Conduction Interference, and the utility model prevents the decoupler mandrel of power Conduction Interference, has flange part 11 and axis body portion 12.
Embodiment 1: be illustrated in figure 2 as the left view of Fig. 1, the utility model prevents the decoupler mandrel embodiment's 1 of power Conduction Interference structural representation.The end face that flange part 11 links to each other with axis body portion 12 is made of the helicoid 13, positioning table terrace 14 and the plane 15 that link to each other successively, positioning table terrace 14 has an anti-structure that expands that can prevent the power Conduction Interference, and the angle beta of the outer end points that this anti-structure that expands is a positioning table terrace 14 and the line a in the mandrel center of circle and positioning table terrace 14 is that the inner headed face radian of 30 ° and helicoid 13 is less than the periphery radian.
Embodiment 2: as shown in Figure 3, the utility model prevents the decoupler mandrel embodiment's 2 of power Conduction Interference structural representation.The end face that flange part 11 links to each other with axis body portion 12 is made of the helicoid 13, positioning table terrace 14 and the plane 15 that link to each other successively, positioning table terrace 14 has an anti-structure that expands that can prevent the power Conduction Interference, the structure that should anti-ly expand is that positioning table terrace 14 has groove 141, and groove 141 is a square groove.
Embodiment 3: as shown in Figure 4, the utility model prevents the decoupler mandrel embodiment's 3 of power Conduction Interference structural representation.The end face that flange part 11 links to each other with axis body portion 12 is made of the helicoid 13, positioning table terrace 14 and the plane 15 that link to each other successively, positioning table terrace 14 has an anti-structure that expands that can prevent the power Conduction Interference, the structure that should anti-expand is that the angle beta of the line a in the outer end points of positioning table terrace 14 and the mandrel center of circle and described positioning table terrace 14 is that the inner headed face radian of 30 ° and helicoid 13 is less than the periphery radian, positioning table terrace 14 has groove 141, and groove 141 is a square groove.
As shown in Figure 5, a kind of decoupler of the utility model has torsion spring 2, retainer 4 and thrust washer 5, and thrust washer 5 is against retainer 4.The decoupler mandrel that also has the anti-structure that expands of the power that the prevents Conduction Interference described in embodiment 1, embodiment 2 or the embodiment 3, torsion spring 2, retainer 4 and thrust washer 5 are sleeved in the axis body portion 12 of mandrel 1, retainer 4 is with respect to mandrel 1 no axial displacement but can relatively rotate, thrust washer 5 is with respect to mandrel 1 no axial displacement and relatively rotate, between flange part 11 outer surfaces of mandrel 1 and decoupler internal surface a block bearing 3 is housed, torsion spring 2 extends between retainer 4 and the mandrel flange part 11, in order to transmitting torque.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this model utility technological thought.The technical scope of this model utility is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (7)
1. decoupler mandrel that prevents the power Conduction Interference, have flange part (11) and axis body portion (12), the end face that flange part (11) links to each other with axis body portion (12) be is characterized in that by the helicoid (13) that links to each other successively, positioning table terrace (14) and plane (15) formation: described positioning table terrace (14) has an anti-structure that expands that can prevent the power Conduction Interference.
2. the decoupler mandrel of the power of preventing Conduction Interference as claimed in claim 1 is characterized in that: the angle beta of the outer end points that the described anti-structure that expands is a positioning table terrace (14) and the line a in the mandrel center of circle and described positioning table terrace (14) is that the inner headed face radian of 3 °～45 ° and helicoid (13) is less than the periphery radian.
3. the decoupler mandrel of the power of preventing Conduction Interference as claimed in claim 1 is characterized in that: the described anti-structure that expands is that positioning table terrace (14) has groove (141).
4. the decoupler mandrel of the power of preventing Conduction Interference as claimed in claim 1, it is characterized in that: the angle beta of the outer end points that the described anti-structure that expands is a positioning table terrace (14) and the line a in the mandrel center of circle and described positioning table terrace (14) be the inner headed face radian of 3 °～45 ° and helicoid (13) less than the periphery radian, described positioning table terrace (14) has groove (141).
5. as the decoupler mandrel of claim 2 or the 4 described power of preventing Conduction Interference, it is characterized in that: described angle beta is 30 °.
6. as the decoupler mandrel of claim 3 or the 4 described power of preventing Conduction Interference, it is characterized in that: described groove (141) is a square groove.
7. a decoupler is characterized in that: have the decoupler mandrel as any described power of preventing Conduction Interference in the claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201193821U CN202091337U (en) | 2011-04-21 | 2011-04-21 | Decoupling appliance core shaft capable of preventing force transmission interference and decoupling appliance of same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201193821U CN202091337U (en) | 2011-04-21 | 2011-04-21 | Decoupling appliance core shaft capable of preventing force transmission interference and decoupling appliance of same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202091337U true CN202091337U (en) | 2011-12-28 |
Family
ID=45366406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201193821U Expired - Fee Related CN202091337U (en) | 2011-04-21 | 2011-04-21 | Decoupling appliance core shaft capable of preventing force transmission interference and decoupling appliance of same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202091337U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182749A (en) * | 2011-04-21 | 2011-09-14 | 江苏南方轴承股份有限公司 | Decoupler mandrel capable of preventing force conducted interference and decoupler using the same |
| CN109901146A (en) * | 2019-03-15 | 2019-06-18 | 西安电子科技大学 | A kind of hemispherical array based on Spiral distribution and the decoupling method of poor angle measurement |
-
2011
- 2011-04-21 CN CN2011201193821U patent/CN202091337U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182749A (en) * | 2011-04-21 | 2011-09-14 | 江苏南方轴承股份有限公司 | Decoupler mandrel capable of preventing force conducted interference and decoupler using the same |
| CN109901146A (en) * | 2019-03-15 | 2019-06-18 | 西安电子科技大学 | A kind of hemispherical array based on Spiral distribution and the decoupling method of poor angle measurement |
| CN109901146B (en) * | 2019-03-15 | 2023-03-14 | 西安电子科技大学 | Hemispherical array and differential angle decoupling method based on spiral distribution |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20190421 |