CN109273952A - A kind of alternating current traction generator collector ring insulation system - Google Patents
A kind of alternating current traction generator collector ring insulation system Download PDFInfo
- Publication number
- CN109273952A CN109273952A CN201811097662.XA CN201811097662A CN109273952A CN 109273952 A CN109273952 A CN 109273952A CN 201811097662 A CN201811097662 A CN 201811097662A CN 109273952 A CN109273952 A CN 109273952A
- Authority
- CN
- China
- Prior art keywords
- collector ring
- ring
- alternating current
- insulation system
- current traction
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/60—Devices for interrupted current collection, e.g. commutating device, distributor, interrupter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/56—Insulating bodies
- H01B17/60—Composite insulating bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/56—Insulating bodies
- H01B17/62—Insulating-layers or insulating-films on metal bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/56—Insulating bodies
- H01B17/66—Joining insulating bodies together, e.g. by bonding
Landscapes
- Motor Or Generator Current Collectors (AREA)
Abstract
The invention discloses a kind of alternating current traction generator collector ring insulation system, solves and operate in the prior art time-consuming and laborious, collector ring insulation system disunity cannot achieve standardized problem.Alternating current traction generator collector ring insulation system of the invention, including collector ring ring body, the lead riser on several circumferentially equidistant internal ring walls for being distributed in the collector ring ring body, and the three-phase lead-out wire in the collector ring ring body；Mica belt is enclosed on the outer surface of the collector ring ring body, the lead riser and the three-phase lead-out wire.The configuration of the present invention is simple, design science have good insulation effect.The present invention overcomes the time-consuming and laborious problems in traditional alternating current traction generator collector ring manufacturing process, and reduce the Wrapping technical time about 60%；Predominating insulation is reduced to a kind using type by the present invention, effectively saves man power and material, reduces the labor intensity of insulating wrapping.
Description
Technical field
The present invention relates to generator collector ring technical fields, and in particular to a kind of alternating current traction generator collector ring insulation knot
Structure.
Background technique
As the performance of insulating materials is continuously improved, in the aspect of performance of insulating materials, the variation of highly significant is achieved.
In the prior art, alternating current traction generator collector ring insulation system are as follows: the Kapton of 6050 types 0.05 × 20 is with 1/2
Packet stack rate is 2 layers wrapped, T5453-1 type 0.14 × 20 mica tape is 2 layers wrapped with 1/2 packet stack rate, 0.1 × 25 alkali-free glass
Silk ribbon is wrapped 5 layers altogether, time-consuming and laborious with wrapped 1 layer of 1/2 packet stack rate.Also, alternating current traction generator insulate in collector ring to be tied
Disunity in terms of structure is unfavorable for improving production efficiency without standardized technical papers in terms of wrapping.
The knot it is therefore proposed that a kind of novel alternating current traction generator (middle dc voltage 1800V or less) collector ring insulate
Structure, structure is simple, easy to operate, and energy normalizing operation becomes those skilled in the art's urgent problem to be solved.
Summary of the invention
Technical problem solved by the present invention is providing a kind of alternating current traction generator collector ring insulation system, solve existing
Operated in technology it is time-consuming and laborious, collector ring insulation system disunity, cannot achieve standardized problem.
The technical solution adopted by the invention is as follows:
A kind of alternating current traction generator collector ring insulation system, including collector ring ring body, several are circumferentially equidistant to be distributed in
Lead riser on the internal ring wall of the collector ring ring body, and the three-phase lead-out wire in the collector ring ring body；The remittance
Mica belt is enclosed on the outer surface of stream ring ring body, the lead riser and the three-phase lead-out wire.
Further, mica is wrapped up on the outer surface of the collector ring ring body, the lead riser and the three-phase lead-out wire
It is all wrapped and 2 layers wrapped with 1/2 packet stack rate progress when belt.
Further, the mica belt includes mica paper, is bonded in the alkali-free glass cloth of the mica paper one side
Layer and the non-woven polyester layer of cloth for being bonded in the mica paper another side.
Further, the alkali-free glass layer of cloth, non-woven polyester layer of cloth are through epoxy-modified polyester-imide adhesive and institute
State mica paper bonding.
Further, the non-woven fabrics of the non-woven polyester layer of cloth is incrassation type non-woven fabrics, and every square metre of quality is 20
± 3 grams.
Further, the mica belt is in the outer of the collector ring ring body, the lead riser and the three-phase lead-out wire
On surface it is wrapped after, fixed at end using wrapped 2 circle of glass cloth pressure sensitive adhesive tape, and be at wrapped section start and end
Same position.
Further, the non-woven polyester layer of cloth of the mica belt and collector ring ring body, the lead riser and described three are stated
Coupling line contact.
Performance indicator such as the following table 1 of mica belt of the present invention:
1 mica belt performance indicator of table
| Index name | Unit | Index value |
| Thickness | mm | 0.18±0.02 |
| Width | mm | 20±1 |
| Mica is quantitative | g/m2 | 75±10 |
| Glass cloth is quantitative | g/m2 | 85±10 |
| Non-woven fabrics is quantitative | g/m2 | 20±3 |
| Glue content | % | 16±4 |
| Adhesive type | / | Epoxy-modified polyester-imide adhesive |
| Drying material is always quantitative | g/m2 | 210±15 |
| Volatile content | % | ≤1.0 |
| Tensile strength | N/10mm | ≥100 |
| Electrical strength | MV/m | ≥10 |
Compared with prior art, the invention has the following advantages:
(1) the configuration of the present invention is simple, design science have good insulation effect.The present invention overcomes traditional exchanges
Time-consuming and laborious problem in pulling electric generator collector ring manufacturing process, and reduce the Wrapping technical time about 60%；The present invention will be led
It wants insulating materials to be reduced to a kind using type, effectively saves man power and material, reduce the labor intensity of insulating wrapping.
(2) present invention forms the insulating wrapping of standardized alternating current traction generator collector ring insulation system and standardization
Technique.
(3) the use type of the invention by simplifying insulating materials, is conducive to the preservation and management of material.
(4) material that the present invention lacks dosage replaces with versatile material, is conducive to the amount of purchase for improving homogenous material, effectively
Prevent to bring higher purchase cost because materials'use type is more, usage amount is few.
Detailed description of the invention
Accompanying drawing 1 is the structural representation of the present invention.
Attached drawing 2 is the structural schematic diagram of mica belt.
Wherein, the corresponding title of appended drawing reference are as follows: 1- lead riser, 2- mica belt, 3- glass cloth pressure sensitive adhesive tape, 4- confluence
Ring ring body (4), 5- three-phase lead-out wire, 21- mica paper, 22- alkali-free glass layer of cloth, 23- non-woven polyester layer of cloth.
Specific embodiment
The invention will be further described with embodiment for explanation with reference to the accompanying drawing, and mode of the invention includes but not only limits
In following embodiment.
Embodiment
As shown in Fig. 1, the invention discloses a kind of alternating current traction generator collector ring insulation system, structure is simple, if
Meter science, has good insulation effect.The present invention includes collector ring ring body 4, several are circumferentially equidistant to be distributed in the confluence
Lead riser 1 on the internal ring wall of ring ring body 4, and the three-phase lead-out wire 5 in the collector ring ring body 4；The collector ring
Mica belt 2 is enclosed on the outer surface of ring body 4, the lead riser 1 and the three-phase lead-out wire 5.
In order to guarantee insulation effect, the outer surface of the collector ring ring body 4, the lead riser 1 and the three-phase lead-out wire 5
It is all wrapped and 2 layers wrapped with 1/2 packet stack rate progress when upper package mica belt 2.
As shown in Fig. 2, the mica belt 2 includes mica paper 21, is bonded in the nothing of 21 one side of mica paper
Alkali glass layer of cloth 22 and the non-woven polyester layer of cloth 23 for being bonded in 21 another side of mica paper.
The alkali-free glass layer of cloth 22, non-woven polyester layer of cloth 23 are through epoxy-modified polyester-imide adhesive and the powder cloud
Female paper 21 bonds.
The non-woven fabrics of the non-woven polyester layer of cloth 23 is incrassation type non-woven fabrics, and every square metre of quality is 20 ± 3 grams.
The performance indicator of the mica belt 2 is as shown in table 1.
Alkali-free glass layer of cloth 22 makes mica belt 2 have some strength, and the gas permeability of non-woven polyester layer of cloth 23 improves
Wellability when VPI (vacuum pressure impregnation), convenient for the stickup of layer and interlayer.Mica belt 2 in the present invention can substitute nothing
Alkali glass takes up the effect of protection insulation.
The mica belt 2 is on the outer surface of the collector ring ring body 4, the lead riser 1 or the three-phase lead-out wire 5
It after wrapped, is fixed at end using the circle of glass cloth pressure sensitive adhesive tape 3 wrapped 2, and is same at wrapped section start and end
Position.
The non-woven polyester layer of cloth 23 of the mica belt 2 and state collector ring ring body 4, the lead riser 1 and three coupling
Outlet 5 contacts.
In order to verify the effect of collector ring insulation system of the present invention, spy is produced using collector ring insulation system of the present invention
The alternating current tractions generator such as JF204D, CDJF212 is tested its indices and meets initiation motor operation standard.
The present invention forms the insulating bag mutual aid system devised for poor peasants of standardized alternating current traction generator collector ring insulation system and standardization
Traditional alternating current traction generator collector ring Wrapping technical saving of time 60% is reduced the labor intensity of insulating wrapping by skill.
Predominating insulation of the invention only a kind of material of mica belt, is conducive to the preservation and management of material, is also beneficial to improve single
The amount of purchase of material effectively prevents to bring higher purchase cost because materials'use type is more, usage amount is few.
Above-described embodiment is only one of the preferred embodiment of the present invention, should not be taken to limit protection model of the invention
It encloses, as long as that in body design thought of the invention and mentally makes has no the change of essential meaning or polishing, is solved
The technical issues of it is still consistent with the present invention, should all be included within protection scope of the present invention.
Claims (7)
1. a kind of alternating current traction generator collector ring insulation system, which is characterized in that including collector ring ring body (4), several weeks
To being equally spaced in the lead riser (1) on the internal ring wall of the collector ring ring body (4), and it is set to the collector ring ring body (4)
On three-phase lead-out wire (5)；The collector ring ring body (4), the lead riser (1) and the three-phase lead-out wire (5) outer surface
On be enclosed with mica belt (2).
2. a kind of alternating current traction generator collector ring insulation system according to claim 1, which is characterized in that the confluence
On the outer surface of ring ring body (4), the lead riser (1) and the three-phase lead-out wire (5) wrap up mica belt (2) when, be all with
1/2 packet stack rate carries out wrapped and 2 layers wrapped.
3. a kind of alternating current traction generator collector ring insulation system according to claim 2, which is characterized in that the mica
Belt (2) includes mica paper (21), is bonded in the alkali-free glass layer of cloth (22) of the mica paper (21) one side, and bonding
In the non-woven polyester layer of cloth (23) of the mica paper (21) another side.
4. a kind of alternating current traction generator collector ring insulation system according to claim 3, which is characterized in that the alkali-free
Glass fabric layer (22), non-woven polyester layer of cloth (23) are viscous through epoxy-modified polyester-imide adhesive and the mica paper (21)
It closes.
5. a kind of alternating current traction generator collector ring insulation system according to claim 3, which is characterized in that the polyester
The non-woven fabrics of nonwoven layer (23) is incrassation type non-woven fabrics, and every square metre of quality is 20 ± 3 grams.
6. a kind of alternating current traction generator collector ring insulation system according to any one of claims 1-4, feature exist
In the mica belt (2) is in the collector ring ring body (4), the appearance of the lead riser (1) and the three-phase lead-out wire (5)
On face it is wrapped after, fixed at end using glass cloth pressure sensitive adhesive tape (3) wrapped 2 circle, and at wrapped section start and end
For same position.
7. a kind of alternating current traction generator collector ring insulation system according to claim 4, which is characterized in that the mica
The non-woven polyester layer of cloth (23) of belt (2) connects with collector ring ring body (4), the lead riser (1) and the three-phase lead-out wire (5) is stated
Touching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097662.XA CN109273952A (en) | 2018-09-20 | 2018-09-20 | A kind of alternating current traction generator collector ring insulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097662.XA CN109273952A (en) | 2018-09-20 | 2018-09-20 | A kind of alternating current traction generator collector ring insulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109273952A true CN109273952A (en) | 2019-01-25 |
Family
ID=65198354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811097662.XA Pending CN109273952A (en) | 2018-09-20 | 2018-09-20 | A kind of alternating current traction generator collector ring insulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109273952A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101752768A (en) * | 2008-12-15 | 2010-06-23 | 上海摩根碳制品有限公司 | Insulation structure used for collecting ring and brush gear in wind-driven generator |
| CN101854100A (en) * | 2010-04-29 | 2010-10-06 | 中国船舶重工集团公司第七一二研究所 | Dry mica paper tape for insulating motor coil and production method thereof |
-
2018
- 2018-09-20 CN CN201811097662.XA patent/CN109273952A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101752768A (en) * | 2008-12-15 | 2010-06-23 | 上海摩根碳制品有限公司 | Insulation structure used for collecting ring and brush gear in wind-driven generator |
| CN101854100A (en) * | 2010-04-29 | 2010-10-06 | 中国船舶重工集团公司第七一二研究所 | Dry mica paper tape for insulating motor coil and production method thereof |
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Application publication date: 20190125 |
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| RJ01 | Rejection of invention patent application after publication |