CN101752932A - Cable fixing structure of rotator lead wire and fixing method thereof - Google Patents
Cable fixing structure of rotator lead wire and fixing method thereof Download PDFInfo
- Publication number
- CN101752932A CN101752932A CN201010107043A CN201010107043A CN101752932A CN 101752932 A CN101752932 A CN 101752932A CN 201010107043 A CN201010107043 A CN 201010107043A CN 201010107043 A CN201010107043 A CN 201010107043A CN 101752932 A CN101752932 A CN 101752932A
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- rotating shaft
- leading wire
- retainer ring
- collar
- rotor leading
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Abstract
A cable fixing structure of a rotator lead wire comprises a rotating shaft on which a rotating shaft oblique pore passage for leading out wire and a rotating shaft central pore passage are arranged. The rotating shaft thereon is provided with a support ring nearby the rotating shaft oblique pore passage, the support ring comprises a lantern ring which is sleeved on the rotating shaft and fixed with the rotating shaft, the side of the lantern ring is provided with a fixing ring on which a plurality of connecting elements are arranged, the connecting elements divide the fixing ring into a plurality of fixing points, and the fixing ring is fixedly connected with the lantern ring through the connecting elements. The rotator lead wire is fixed on the fixing points through a lashing band. The structure is simple, does not have the phenomenon that a fixed object is loosened, and completely eliminates the hidden danger that the rotator lead wire is loosened under the action of centrifugal force.
Description
Technical field
The present invention relates to the technique for fixing of rotor lead-in wire.
Background technology
Rotor leading wire generally adopts cable at present, and rotor leading wire penetrates the rotating shaft axis hole then by being bolted in the rotating shaft, inserts slip ring again.This kind rotor leading wire wire laying mode is when motor moves, because action of centrifugal force very easily makes rotor leading wire produce flexural deformation in the rotating shaft axis hole, rotor leading wire and rotating shaft inwall easily produce friction, rotor leading wire may be broken under the extreme case.Under the complex working condition,, make between rotor leading wire and the rotating shaft short circuit takes place because the insulating barrier outside the friction bowl lead-in wire is destroyed.In addition, the vibrations that produced during the rotor rotation probably make bolt get loose with centrifugal force and separate, and cause great hidden danger to motor.
In order to improve above-mentioned defective, as the Chinese patent notification number is a kind of rotor lead-in wire connecton layout of CN201365174Y, this device mainly utilizes the fixture of rotating shaft mouth that rotor leading wire is fixed, described fixture comprises solidus folder, backing plate, lock pad and bolt, when installing and fixing thing, on the rotating shaft surface, process earlier a plane, utilize bolt that the solidus clamping is fixed on the plane again, be followed successively by lock pad and backing plate between bolt and the solidus folder, utilize the cushioning effect of backing plate and the locking action of lock pad, make bolt be difficult for getting loose.Though the fixture of above-mentioned rotor leading wire can reduce the probability that bolt gets loose to a certain extent, as long as utilize bolt just inevitably the phenomenon that gets loose can occur as fastening; Moreover when the solidus folder is installed, need countershaft to process, fixedly increase loaded down with trivial details operation for rotor leading wire beyond doubt.
Summary of the invention
One of technical problem to be solved by this invention provides a kind of rotor leading wire cable fixed structure, and this structure is not only simple, and the phenomenon that fixture gets loose can not take place, and has thoroughly eliminated the hidden danger that rotor leading wire gets loose under centrifugal action.
Two of technical problem to be solved by this invention provides the fixing method of a kind of rotor leading wire cable, and fixing means is simple, and it is convenient to implement, and has thoroughly eliminated the hidden danger that rotor leading wire gets loose under centrifugal action.
For one of solving the problems of the technologies described above, technical scheme of the present invention is: a kind of rotor leading wire cable fixed structure, comprise rotating shaft, and described rotating shaft is provided with the rotating shaft inclined channel that is used for lead-out wire, the shaft central hole road that is used to connect up; Be provided with the support ring in rotating shaft inclined channel vicinity in the described rotating shaft, described support ring comprises the collar, the described collar is enclosed within the rotating shaft, and fix with rotating shaft, described collar side is provided with retainer ring, described retainer ring is provided with some connectors, and retainer ring is fixedlyed connected with the collar by connector, and rotor leading wire is fixed on the retainer ring by binding strap.During installation, only the collar need be enclosed within the rotating shaft in rotating shaft inclined channel vicinity, after rotor leading wire is drawn by the rotating shaft inclined channel, close retainer ring will go between, to go between with binding strap again and retainer ring on the binding of one of them fixing point, rotor leading wire is fixed on the support ring.The collar is integrated, and does not have interface, thereby has stronger tensile strength, has also limited the non axial motion of the collar simultaneously.When rotor banding support ring high speed rotating, because the effect of the collar, make the support ring can be because of centrifugal action does not break away from rotating shaft, therefore the rotor leading wire that is fixed on the support ring also can not break away from.
As improvement, described connector is divided into the plurality of fixed point with retainer ring, and rotor leading wire is fixed on the fixing point by binding strap.For rotor leading wire is stabilized on the retainer ring, can on retainer ring, bind binding strap by different fixing points, promptly rotor leading wire being carried out multiple spot fixes, each fixed point is provided with connector, each connector and retainer ring form a T shape frame, this connector makes between the binding strap not can mutual dislocation, guarantees that the fixing point of rotor leading wire is not offset.Be fixed on rotor leading wire on the support ring under action of centrifugal force, can occur the skew of position unavoidably, because binding strap has elasticity, rotor leading wire can stretch by binding strap, the releived pulling force of rotor leading wire, and binding strap can not given wearing and tearing to the insulating barrier of rotor leading wire.
As improvement, described collar internal diameter is littler than rotating shaft external diameter, and the collar and rotating shaft are interference fit.Do not need bolt between the collar and the rotating shaft, thereby avoided bolt to fly off the danger that brings.
As improvement, described shaft central hole is provided with epoxy resin in the road.Because the high speed rotating of rotating shaft, the rotor leading wire that is in the central duct can be subjected to displacement because of action of centrifugal force, rotor leading wire and rotating shaft inwall rub, and long-term friction can cause the insulating barrier breakage of rotor leading wire, causes rotor leading wire and rotating shaft short circuit under the extreme case.Infusion epoxy resin in central duct; because epoxy resin has excellent adhesive strength to the surface of metal and nonmetallic materials; dielectric property are good; the set shrinkage is little, the hardness height, and pliability is better; good insulating; under the effect of epoxy resin, rotor leading wire not only is fixed, and can protect the insulating properties on rotor leading wire surface.
As improvement, described collar both sides are equipped with retainer ring.
As improvement, the described collar, retainer ring and connector are metalwork.Metalwork has better rigidity, and the probability that bad phenomenon such as fracture, distortion are given birth in the support environment-development is littler.
As improvement, be provided with epoxy resin in the binding strap of binding binding strap and retainer ring.
For solve the problems of the technologies described above two, technical scheme of the present invention is: a kind of rotor leading wire cable fixing method:
Be provided with the support ring in rotating shaft inclined channel vicinity in rotating shaft, described support ring comprises the collar, the collar is enclosed within the rotating shaft collar and rotating shaft interference fit;
The described collar is provided with retainer ring near rotating shaft inclined channel one side, and described retainer ring is provided with some connectors, and described connector is divided into the plurality of fixed point with retainer ring, and retainer ring is fixedlyed connected with the collar by connector;
The rotor line is drawn the back near retainer ring by the rotating shaft inclined channel, with binding strap one of them fixing point on rotor leading wire and the retainer ring is bundled, filling epoxy resin in binding strap again;
Filling epoxy resin in the shaft central hole road.
The beneficial effect that the present invention is compared with prior art brought is:
The collar as the fixed support ring is integrated, without any interface, thereby has stronger tensile strength, when rotor banding support ring high speed rotating, because the effect of the collar makes the support ring can not break away from rotating shaft because of centrifugal action, therefore the rotor leading wire that is fixed on the support ring also can not break away from, this structure is not only simple, and the phenomenon that fixture gets loose can not take place, and has thoroughly eliminated the hidden danger that rotor leading wire gets loose under centrifugal action;
Retainer ring and binding strap as the fixed rotor lead-in wire, utilize the rubber-like binding strap with rotor leading wire and retainer ring binding, can play the effect of fixed rotor lead-in wire, the centrifugal force that the rotor leading wire of releiving again is subjected to, and binding strap can not given wearing and tearing to the insulating barrier of rotor leading wire.
Description of drawings
Fig. 1 is the real user mode figure of the present invention;
Fig. 2 is a front view of the present invention;
Fig. 3 is the A-A cutaway view of Fig. 2.
Embodiment
Below in conjunction with Figure of description invention is described further.
As shown in Figure 1, a kind of rotor leading wire cable fixed structure comprises support ring 2, rotating shaft 1, and described rotating shaft 1 is provided with the rotating shaft inclined channel 4 that is used for lead-out wire, the shaft central hole road 3 that is used to connect up; As shown in Figure 2, described support ring 2 comprises the collar 22, and the described collar 22 is enclosed within the rotating shaft 1 in rotating shaft inclined channel 4 vicinity, and the collar 22 is integrated, and does not have interface, and the collar 22 internal diameters are littler than rotating shaft 1 external diameter, are that interference fit is fixed when the collar 22 is enclosed within rotating shaft 1.Shown in Fig. 2,3, the described collar 22 is provided with retainer ring 21 near rotating shaft inclined channel 4 one sides, described retainer ring 21 is provided with some connectors 23, described connector 23 is divided into plurality of fixed point 7 with retainer ring 21, retainer ring 21 is fixedlyed connected with the collar 22 by connector 23, and rotor leading wire 5 is fixed therein on the fixing point 7 by binding strap 6.
The described collar 22, retainer ring 21 and connector 23 are metalwork.Metalwork has better rigidity, and the probability of bad phenomenon such as support ring 2 ruptures, distortion is littler.
Be provided with epoxy resin in the described shaft central hole road 3, also be provided with epoxy resin in the binding strap 6 of binding binding strap 6 and retainer ring 21.Because the high speed rotating of rotating shaft 1, the rotor leading wire 5 that is in the shaft central hole road 3 can be subjected to displacement because of action of centrifugal force, rotor leading wire 5 rubs with rotating shaft 1 inwall, long-term friction can cause the insulating barrier breakage of rotor leading wire 5, causes rotor leading wire 5 and rotating shaft 1 short circuit under the extreme case.Infusion epoxy resin in central duct; because epoxy resin has excellent adhesive strength to the surface of metal and nonmetallic materials; dielectric property are good; the set shrinkage is little, the hardness height, and pliability is better; good insulating; under the effect of epoxy resin, rotor leading wire 5 not only is fixed, and can protect the insulating properties on rotor leading wire 5 surfaces.
As shown in Figures 1 to 3, during installation, only the collar 22 need be enclosed within the rotating shaft 1 in rotating shaft inclined channel 4 vicinity, after rotor leading wire 5 is drawn by rotating shaft inclined channel 4, to go between near retainer ring 21, to go between with binding strap 6 again and retainer ring 21 on one of them fixing point 7 bundle, rotor leading wire 5 is fixed on the support ring 2.The collar 22 is integrated, and does not have interface, thereby has stronger tensile strength, has also limited the non axial motion of the collar 22 simultaneously.When rotor banding support ring 2 high speed rotating, because the effect of the collar 22, make the support ring 2 can be because of centrifugal action does not break away from rotating shaft 1, therefore the rotor leading wire 5 that is fixed on the support ring 2 also can not break away from.In addition, for rotor leading wire 5 is stabilized on the retainer ring 21, can on retainer ring 21, bind binding strap 6 by different fixing points 7, promptly rotor leading wire 5 being carried out multiple spot fixes, each fixing point 7 place is provided with connector 23, each connector 23 forms a T shape frame with retainer ring 21, and this connector 23 makes between the binding strap 6 not can mutual dislocation, guarantees that the fixing point 7 of rotor leading wire 5 is not offset.Be fixed on rotor leading wire 5 on the support ring 2 under action of centrifugal force, can occur the skew of position unavoidably, because binding strap 6 has elasticity, rotor leading wire 5 can stretch by binding strap 6, the releived pulling force of rotor leading wire 5, and binding strap 6 can not given wearing and tearing to the insulating barrier of rotor leading wire 5.
Fixed structure of the present invention is not only simple, and the phenomenon that fixture gets loose can not take place, and has thoroughly eliminated the hidden danger that rotor leading wire gets loose under centrifugal action.
Claims (8)
1. a rotor leading wire cable fixed structure comprises rotating shaft, and described rotating shaft is provided with the rotating shaft inclined channel that is used for lead-out wire, the shaft central hole road that is used to connect up; It is characterized in that: be provided with the support ring in rotating shaft inclined channel vicinity in the described rotating shaft, described support ring comprises the collar, the described collar is enclosed within the rotating shaft, and fix with rotating shaft, described collar side is provided with retainer ring, described retainer ring is provided with some connectors, and retainer ring is fixedlyed connected with the collar by connector, and rotor leading wire is fixed on the retainer ring by binding strap.
2. rotor leading wire cable fixed structure according to claim 1 is characterized in that: described connector is divided into the plurality of fixed point with retainer ring, and rotor leading wire is fixed on the fixing point by binding strap.
3. rotor leading wire cable fixed structure according to claim 1 is characterized in that: described collar internal diameter is littler than rotating shaft external diameter, and the collar and rotating shaft are interference fit.
4. rotor leading wire cable fixed structure according to claim 1 is characterized in that: described shaft central hole is provided with epoxy resin in the road.
5. rotor leading wire cable fixed structure according to claim 1 is characterized in that: described collar both sides are equipped with retainer ring.
6. rotor leading wire cable fixed structure according to claim 1, it is characterized in that: the described collar, retainer ring and connector are metalwork.
7. rotor leading wire cable fixed structure according to claim 1 is characterized in that: be provided with epoxy resin in the binding strap of binding binding strap and retainer ring.
8. rotor leading wire cable fixing method is characterized in that:
Be provided with the support ring in rotating shaft inclined channel vicinity in the described rotating shaft, described support ring comprises the collar, the collar is enclosed within the rotating shaft collar and rotating shaft interference fit;
The described collar is provided with retainer ring near rotating shaft inclined channel one side, and described retainer ring is provided with some connectors, and described connector is divided into the plurality of fixed point with retainer ring, and retainer ring is fixedlyed connected with the collar by connector;
Rotor leading wire is drawn the back near retainer ring by the rotating shaft inclined channel, with binding strap one of them fixing point on rotor leading wire and the retainer ring is bundled, filling epoxy resin in binding strap again;
Filling epoxy resin in the shaft central hole road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101070431A CN101752932B (en) | 2010-02-04 | 2010-02-04 | Cable fixing structure of rotator lead wire and fixing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101070431A CN101752932B (en) | 2010-02-04 | 2010-02-04 | Cable fixing structure of rotator lead wire and fixing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101752932A true CN101752932A (en) | 2010-06-23 |
| CN101752932B CN101752932B (en) | 2012-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101070431A Active CN101752932B (en) | 2010-02-04 | 2010-02-04 | Cable fixing structure of rotator lead wire and fixing method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN101752932B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104702015A (en) * | 2015-03-31 | 2015-06-10 | 永济新时速电机电器有限责任公司 | Method for fixing rotor outgoing line of megawatt-class doubly-fed wind driven generator at high altitude |
| CN111030390A (en) * | 2019-12-26 | 2020-04-17 | 上海电气集团上海电机厂有限公司 | Method for binding increased-safety explosion-proof motor current-merging ring by applying silicon rubber belt |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2669468Y (en) * | 2003-12-31 | 2005-01-05 | 中国北车集团永济电机厂 | Brushless excitation generator |
| CN201365174Y (en) * | 2009-02-26 | 2009-12-16 | 三一电气有限责任公司 | Wire leading and distributing device of motor rotor |
| CN201611811U (en) * | 2010-02-04 | 2010-10-20 | 广州英格发电机有限公司 | Rotor leading-in cable fixation structure |
-
2010
- 2010-02-04 CN CN2010101070431A patent/CN101752932B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104702015A (en) * | 2015-03-31 | 2015-06-10 | 永济新时速电机电器有限责任公司 | Method for fixing rotor outgoing line of megawatt-class doubly-fed wind driven generator at high altitude |
| CN104702015B (en) * | 2015-03-31 | 2017-05-10 | 永济新时速电机电器有限责任公司 | Method for fixing rotor outgoing line of megawatt-class doubly-fed wind driven generator at high altitude |
| CN111030390A (en) * | 2019-12-26 | 2020-04-17 | 上海电气集团上海电机厂有限公司 | Method for binding increased-safety explosion-proof motor current-merging ring by applying silicon rubber belt |
| CN111030390B (en) * | 2019-12-26 | 2021-09-21 | 上海电气集团上海电机厂有限公司 | Method for binding increased-safety explosion-proof motor current-merging ring by applying silicon rubber belt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101752932B (en) | 2012-03-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510460 Guangdong city of Guangzhou Province Ya Yao Zhen Ya Yuan Nan Lu, Huadu District Patentee after: Guangzhou ENGGA Generators Co., Ltd. Address before: 510460 Guangdong city of Guangzhou Province Ya Yao Zhen Ya Yuan Nan Lu, Huadu District Patentee before: Guangzhou Engga Generators Co., Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: YINGGE (YANGJIANG) ELECTRIC CO., LTD. Free format text: FORMER OWNER: GUANGZHOU ENGGA GENERATORS CO., LTD. Effective date: 20150323 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 510460 GUANGZHOU, GUANGDONG PROVINCE TO: 529500 YANGJIANG, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150323 Address after: 529500 Guangdong Province, Yangjiang city Jiangcheng District Baisha Street Chashan Road 325 (Yangjiang toll station near) Patentee after: Eng (Yangjiang) Electric Co., Ltd. Address before: 510460 Guangdong city of Guangzhou Province Ya Yao Zhen Ya Yuan Nan Lu, Huadu District Patentee before: Guangzhou ENGGA Generators Co., Ltd. |
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 529500 Guangdong Province, Yangjiang city Jiangcheng District Baisha Street Chashan Road 325 (Yangjiang toll station near) Patentee after: British Electric (Yangjiang) Limited by Share Ltd Address before: 529500 Guangdong Province, Yangjiang city Jiangcheng District Baisha Street Chashan Road 325 (Yangjiang toll station near) Patentee before: Eng (Yangjiang) Electric Co., Ltd. |