CN204651660U - A kind of anti-copper scale protective sleeve - Google Patents
A kind of anti-copper scale protective sleeve Download PDFInfo
- Publication number
- CN204651660U CN204651660U CN201520348109.4U CN201520348109U CN204651660U CN 204651660 U CN204651660 U CN 204651660U CN 201520348109 U CN201520348109 U CN 201520348109U CN 204651660 U CN204651660 U CN 204651660U
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- China
- Prior art keywords
- copper scale
- inner ring
- protective sleeve
- commutator
- support
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Abstract
The utility model discloses a kind of anti-copper scale protective sleeve; comprise inner ring and outer ring; the lateral wall of described inner ring and the shaft hole inner wall of commutator offset; the madial wall of described outer ring and the outer wall of described commutator offset; the support of the distribution in radial pattern is provided with between described inner ring and described outer ring; the leading section of described commutator is provided with groove, described support and corresponding described groove grafting.Effectively avoid copper scale to enter in commutator groove, improve the rate of finished products of commutator, and reduce production cost.
Description
Technical field
The utility model relates to turning protection field, the particularly anti-copper scale protective sleeve of one of commutator.
Background technology
At present, in armature (rotor) is manufactured, can when car commutator face, produce copper scale, and enter in commutator groove, which results in armature short circuit in use, and produce super-high-current, cause the stuck and then direct performance affecting motor of motor.Particularly, if there is copper scale and foreign matter in the motor of automobile fuel pump, directly oil circuit will be affected.In existing production practices, some enterprises use bakelite sheet to scrape copper scale or air gun blows copper scale, and the use vacuum also had inhales copper scale, toothbrush and bristle brush wheel brush copper scale.But these methods can not fundamentally stop the problem that there is copper scale effectively, and likely cause the scratch of commutator plane.Traditional method not only benefit is low, also there is copper scale and cannot take out the problem causing product rejection at all.
Summary of the invention
The utility model is to solve deficiency of the prior art, provides a kind of copper scale of effectively avoiding and enters in the groove of commutator, improve the rate of finished products of commutator, and reduce the anti-copper scale protective sleeve of production cost.
The technical scheme of a kind of anti-copper scale protective sleeve of the utility model is:
A kind of anti-copper scale protective sleeve; comprise inner ring and outer ring; the lateral wall of described inner ring and the shaft hole inner wall of commutator offset; the madial wall of described outer ring and the outer wall of described commutator offset; the support of the distribution in radial pattern is provided with between described inner ring and described outer ring; the leading section of described commutator is provided with groove, described support and corresponding described groove grafting.
The technical scheme of a kind of anti-copper scale protective sleeve of the utility model can also be:
The madial wall of described support bottom surface near one end of described inner ring to described inner ring is formed slopely knuckle, and the end of described knuckle and the madial wall of described inner ring are fixed.
Described support is evenly distributed between described inner ring and described outer ring.
Described support is at least eight.
Described support and described groove matched in clearance.
0.08mm gap is left between described support and described groove.
The leading flank of described outer ring and described support is positioned at same working face.
The leading flank of described inner ring is higher than described working face.
Described inner ring, described outer ring and described support are made of plastics.
Described inner ring, described outer ring and described support are formed in one structure.
A kind of anti-copper scale protective sleeve of the utility model; comprise inner ring and outer ring; the lateral wall of described inner ring and the shaft hole inner wall of commutator offset; the madial wall of described outer ring and the outer wall of described commutator offset; the support of the distribution in radial pattern is provided with between described inner ring and described outer ring; the leading section of described commutator is provided with groove, described support and corresponding described groove grafting.Like this, inner ring can be inserted in the axis hole of commutator, and support is inserted in groove, now, outer ring sleeve is located on commutator outer wall, and moves outer ring to commutator rear end, the leading section of commutator is exposed out, to carry out the turnery processing to commutator leading section.Enter in groove because the setting of, support avoids copper scale in the turnery processing of commutator, fundamentally solve copper scale Problems existing.Further, decrease the step carrying out removing copper scale to commutator, improve the rate of finished products of commutator, thus reduce production cost.
Accompanying drawing explanation
The structural representation of a kind of anti-copper scale protective sleeve of Fig. 1 the utility model;
The polycrystalline substance schematic diagram of a kind of anti-copper scale protective sleeve of Fig. 2 the utility model;
Figure number explanation
1 ... inner ring 2 ... outer ring 3 ... support 4 ... knuckle
Embodiment
Below in conjunction with specific embodiment, the anti-copper scale protective sleeve of one of the present utility model is further described.
As shown in Figure 1-2; a kind of anti-copper scale protective sleeve; comprise inner ring 1 and outer ring 2; the described lateral wall of inner ring 1 and the shaft hole inner wall of commutator offset; the madial wall of described outer ring 2 and the outer wall of described commutator offset; be provided with the support 3 of the distribution in radial pattern between described inner ring 1 and described outer ring 2, the leading section of described commutator is provided with groove, described support 3 and corresponding described groove grafting.Like this, inner ring 1 can be inserted in the axis hole of commutator, and support 3 is inserted in groove, now, outer ring 2 is set on commutator outer wall, and moves outer ring 2 to commutator rear end, the leading section of commutator is exposed out, to carry out the turnery processing to commutator leading section.Enter in groove because the setting of, support 3 avoids copper scale in the turnery processing of commutator, fundamentally solve copper scale Problems existing.Further, decrease the step carrying out removing copper scale to commutator, improve the rate of finished products of commutator, thus reduce production cost.
See accompanying drawing 1-2; a kind of anti-copper scale protective sleeve of the present utility model is on the basis of technique scheme; can be: the madial wall of described support 3 bottom surface near one end of described inner ring 1 to described inner ring 1 is formed slopely knuckle 4, and the end of described knuckle 4 and the madial wall of described inner ring 1 are fixed.Like this, the knuckle 4 be provided with bottom support 3 when support 3 is inserted into groove, can makes insertion process more smooth, avoids corner angle bottom support 3 affect it insertion on colliding with of groove.Preferred technical scheme can be further: described support 3 is uniform respectively between described inner ring 1 and described outer ring 2.Like this, equally distributed support 3 can the position of fit, meanwhile, is evenly arranged on and can shares the stressed of inner ring 1 and outer ring 2 between inner ring 1 and outer ring 2, and then improve intensity.Preferred technical scheme can also be further: described support 3 is at least eight.Like this, arranging of at least eight supports 3 can make the power suffered by each support 3 minimum, avoids support 3 stressed excessive and the distortion caused and damage, improves utilance, reduce production cost.Certainly, according to the number of recesses on commutator support 3 can be arranged to be mated multiple.
See accompanying drawing 1-2, a kind of anti-copper scale protective sleeve of the present utility model on the basis of technique scheme, Ke Yishi: described support 3 and described groove matched in clearance.Like this, after the part turning exposed outside outside the front end of commutator outside circle 2 terminates, can move with outer ring 2 by adjusting pole 3, to expose outside the position of non-turning.Preferred technical scheme can be further: leave 0.08mm gap between described support 3 and described groove.Like this, the gap of 0.08mm arranges the adjustment being convenient to support 3 position in groove, and is convenient to put into from groove and take out.
See accompanying drawing 1-2, a kind of anti-copper scale protective sleeve of the present utility model on the basis of technique scheme, Ke Yishi: the leading flank of described outer ring 2 and described support 3 is positioned at same working face.Like this, can by the position of mobile outer ring 2 on commutator outer wall the position of adjusting pole 3 in groove.The position of support 3 in groove is when the front end of commutator, and the more effective heap sum of copper scale in groove that avoid is entered by groove.Preferred technical scheme can be further: the leading flank of described inner ring 1 is higher than described working face.Like this, higher than the inner ring 1 of outer ring 2 and support 3, be convenient to put in commutator axis hole and pull out, flexibly more convenient to operate.
See accompanying drawing 1-2, a kind of anti-copper scale protective sleeve of the present utility model on the basis of technique scheme, Ke Yishi: described inner ring 1, described outer ring 2 and described support 3 are made of plastics.Like this, in the course of processing, the situation that lathe tool touches outer ring 2 can be run into, and plastic material can avoid the damage when contacting to lathe tool, improves the useful life of lathe tool, decreases production cost.
See accompanying drawing 1-2, a kind of anti-copper scale protective sleeve of the present utility model on the basis of technique scheme, Ke Yishi: described inner ring 1, described outer ring 2 and described support 3 are formed in one structure.Like this, integrated formed structure decreases the installation steps between part, and without assembling mounting points, structure is more solid and reliable; Further, can be produced in batches by shaping mould, decrease artificial and production cost.
Above-mentionedly only a kind of specific embodiment in the utility model to be illustrated; but can not as protection range of the present utility model; every according to the change of the equivalence done by design spirit in the utility model or modification, all should think and fall into protection range of the present utility model.
Claims (10)
1. an anti-copper scale protective sleeve; it is characterized in that: comprise inner ring and outer ring; the lateral wall of described inner ring and the shaft hole inner wall of commutator offset; the madial wall of described outer ring and the outer wall of described commutator offset; the support of the distribution in radial pattern is provided with between described inner ring and described outer ring; the leading section of described commutator is provided with groove, described support and corresponding described groove grafting.
2. the anti-copper scale protective sleeve of one according to claim 1, is characterized in that: the madial wall of described support bottom surface near one end of described inner ring to described inner ring is formed slopely knuckle, and the end of described knuckle and the madial wall of described inner ring are fixed.
3. the anti-copper scale protective sleeve of one according to claim 2, is characterized in that: described support is evenly distributed between described inner ring and described outer ring.
4. the anti-copper scale protective sleeve of one according to claim 3, is characterized in that: described support is at least eight.
5. the anti-copper scale protective sleeve of one according to claim 1, is characterized in that: described support and described groove matched in clearance.
6. the anti-copper scale protective sleeve of one according to claim 5, is characterized in that: leave 0.08mm gap between described support and described groove.
7. the anti-copper scale protective sleeve of the one according to any one of claim 1-6 claim, is characterized in that: the leading flank of described outer ring and described support is positioned at same working face.
8. the anti-copper scale protective sleeve of one according to claim 7, is characterized in that: the leading flank of described inner ring is higher than described working face.
9. the anti-copper scale protective sleeve of the one according to any one of claim 1-6 claim, is characterized in that: described inner ring, described outer ring and described support are made of plastics.
10. the anti-copper scale protective sleeve of the one according to any one of claim 1-6 claim, is characterized in that: described inner ring, described outer ring and described support are formed in one structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520348109.4U CN204651660U (en) | 2015-05-26 | 2015-05-26 | A kind of anti-copper scale protective sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520348109.4U CN204651660U (en) | 2015-05-26 | 2015-05-26 | A kind of anti-copper scale protective sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204651660U true CN204651660U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520348109.4U Active CN204651660U (en) | 2015-05-26 | 2015-05-26 | A kind of anti-copper scale protective sleeve |
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| Country | Link |
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| CN (1) | CN204651660U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006226A (en) * | 2017-12-21 | 2018-05-08 | 苏州锐德飞自动化设备有限公司 | A kind of locking antiskid compound gasket |
-
2015
- 2015-05-26 CN CN201520348109.4U patent/CN204651660U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006226A (en) * | 2017-12-21 | 2018-05-08 | 苏州锐德飞自动化设备有限公司 | A kind of locking antiskid compound gasket |
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