CN204089541U - A kind of novel track polishing intermediate frequency generator - Google Patents
A kind of novel track polishing intermediate frequency generator Download PDFInfo
- Publication number
- CN204089541U CN204089541U CN201420551414.9U CN201420551414U CN204089541U CN 204089541 U CN204089541 U CN 204089541U CN 201420551414 U CN201420551414 U CN 201420551414U CN 204089541 U CN204089541 U CN 204089541U
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- Prior art keywords
- rotor
- generator
- punching
- stator
- intermediate frequency
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- Expired - Fee Related
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 18
- 238000004080 punching Methods 0.000 claims abstract description 26
- 238000009423 ventilation Methods 0.000 claims abstract description 12
- 238000013461 design Methods 0.000 claims abstract description 6
- 230000008676 import Effects 0.000 claims abstract description 4
- 238000009413 insulation Methods 0.000 claims description 6
- 238000005470 impregnation Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000003475 lamination Methods 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 6
- 239000010754 BS 2869 Class F Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 241000345998 Calamus manan Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 235000012950 rattan cane Nutrition 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
A novel track polishing intermediate frequency generator, its design feature is: described stator punching adopts fan-shaped spliced structure, the oblique groove of stator core, and rotor lamination of generator is the overall punching of salient pole, rotor coil with enamelled wire directly around on rotor core; The box side air inlet of described generator installs external hanging type ventilation unit, and described generator pit is strengthened by support rib, and the footing of generator supports also to be strengthened, and described front end housing adopts the drawing design of ladder.The utility model has the advantage of: this generator voltage is high, and rotating speed is high, when environment for use is severe, vibration resistance requires high; Dynamic property is good, bears load shock ability by force, and the iron filings produced when can protect sander work, simultaneously substituting import one product, shorten the production cycle of orbital sander, the manufacturing cost of reduction orbital sander manufacturing enterprise.
Description
Technical field
The utility model relates to a kind of generator, and being specifically related to is a kind of novel track polishing intermediate frequency generator.
Background technology
Current, along with the flourish of greatly developing of the China railways network of communication lines, particularly urban track traffic and high ferro provides huge opportunity for track polishing generator.According to statistics, this kind generator market demand the chances are every year 500, estimate within 2017, to reach general about 1000.This track is polished at present, and intermediate frequency generator is domestic does not have factory, and external brand mainly contains the U.S. and adds rattan KATO, only has imported with original packaging, and the enterprise participated in market competition is less, and market competition environment is better, has very large development space.
Summary of the invention
The purpose of this utility model is to provide a kind of novel track polishing intermediate frequency generator, and this track polishing intermediate frequency generator voltage is high, and rotating speed is high, and when environment for use is severe, vibration resistance requires high; Dynamic property is good, bears load shock ability by force, the iron filings produced when can protect sander work; Substituting import one product simultaneously, shortens the production cycle of orbital sander, reduces the manufacturing cost of orbital sander manufacturing enterprise.
The utility model is achieved like this, a kind of novel track polishing intermediate frequency generator, it mainly comprises stator, rotor, support rib, external hanging type ventilation unit, footing support, front end housing and fan; Stator is made up of stator punching and stator core, rotor is made up of rotor punching, rotor core and rotor coil, it is characterized in that: described stator punching adopts fan-shaped spliced structure, the oblique groove of stator core, rotor lamination of generator is the overall punching of salient pole, rotor coil directly around on rotor core, and carries out insulation processing with vacuum pressure impregnation with enamelled wire; The box side air inlet of described generator installs external hanging type ventilation unit, and cold wind enters motor internal by external hanging type ventilation unit, and hot blast is discharged by the both sides of front end of shield; Described generator pit is strengthened by support rib, and the footing of generator supports also to be strengthened, and described front end housing adopts the drawing design of ladder.
Track polishing medium frequency electric generating acc power described in the utility model is 300kW, and voltage is 600V, and rotating speed is 1800r/min, and frequency is 120Hz, and power factor 0.8(is delayed), H class F insulation, F stage temperature rise, degree of protection IP23.Start 2 times that asynchronous electric capabilities is GB, steady state voltage regulation :≤1%, transient voltage regulation factor :-15%UN ~+20%UN.
Generator described in the utility model adopts permanent magnet excitation, and brushless exciter is housed; Adopt import voltage regulator, brushless exciter is built-in, and exciter stator is arranged on inside rear end cap, exciter rotor air gap 1mm, exciter stator punching sheet 1mm punching of the steel plate, exciter rotor punching 0.5mm silicon steel plate punching, adopts rotary rectifier module.
The utility model has the advantage of: adopt quadrature harmonics wave technology, automatic voltage regulation technology, the core technologies such as overall salient pole rotor fabrication techniques, H class F insulation technology, can reach the stable of in running voltage, total harmonic distortion is few, has obvious economic benefit and social benefit.Above-mentioned technology is applied to medium and small generator field, and the larger non-linear load capacity of band can be made greatly to improve, and this kind of generator can be widely used in railway traffic system.
Accompanying drawing explanation
Fig. 1 is a kind of track polishing of the utility model intermediate frequency generator structural representation.
Wherein (a) is the front view of the utility model intermediate frequency generator, and (b) is the left view of the utility model intermediate frequency generator.
Fig. 2 is a kind of track polishing of the utility model intermediate frequency generator front end housing structural representation.
Wherein (c) be front end housing profile, the front view that (d) is front end housing, left view that (e) is front end housing.
Fig. 3 is a kind of track polishing of the utility model Midfrequency generator rotor sheet structural representation.
In the drawings: 1, stator, 2, rotor, 3, rotor coil, 4, support rib, 5, external hanging type ventilation unit, 6, footing supports, 7, front end housing, 8, fan.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, the utility model is achieved like this, a kind of novel track polishing intermediate frequency generator, it mainly comprises stator 1, rotor 2, support rib 4, external hanging type ventilation unit 5, footing support 6, front end housing 7 and fan 8; Stator 1 is made up of stator punching and stator core, rotor 2 is made up of rotor punching, rotor core and rotor coil 3, it is characterized in that: this track polishing medium frequency electric generating motor stator punching adopts fan-shaped spliced structure, the oblique groove of stator core, rotor lamination of generator is the overall punching of salient pole, this punching laminate patch is convenient, and reliability is high, can avoid the secondary air gap of Split-type rotor punching.Rotor damping winding is reliable and stable.Rotor coil 3 directly around on rotor core, and carries out insulation processing with vacuum pressure impregnation with enamelled wire.The hydro-generator ventilation type of cooling is axial ventilation cooling, in order to prevent iron powder from entering generator, motor increases an external hanging type ventilation unit 5, is installed on box side air inlet, cold wind enters motor internal by this ventilation unit, and hot blast is discharged by the both sides of front end housing.Because track grinding machine often travels operation in the wild, require that motor anti-vibration ability is strong, strengthen electric machine stand structural strength in design, support rib 4 is strengthened, and footing supports 6 and also strengthens.Rotor coil 5 end is shortened as much as possible, to reduce its centrifugal force, prevents rotor coil ends to be out of shape.In order to ensure that motor has enough air quantity, front end housing 7 adopts the drawing design of ladder, can mate suitable fan 8 external diameter, can ensure that again the installation of motor and oil machine can not interfere.
Example is KF-W4.D-300-8P.160-W4G3.34.23-B (SAE2-11.5 is with permanent magnetic motor) 300kW track polishing intermediate frequency generator, for three-phase brushless synchronous generator, rotor core overall salient pole punching 8 electrode structure, rated power is 300kW, and voltage is 600V, rotating speed is 1800r/min, frequency is 120Hz, and power factor 0.8(is delayed), H class F insulation, F stage temperature rise, degree of protection IP23.
Claims (3)
1. a novel track polishing intermediate frequency generator, it mainly comprises stator, rotor, support rib, external hanging type ventilation unit, footing support, front end housing and fan; Stator is made up of stator punching and stator core, and rotor is made up of rotor punching, rotor core and rotor coil; It is characterized in that: described stators and rotators is built in generator, stator punching adopts fan-shaped spliced structure, the oblique groove of stator core, rotor punching is the overall punching of salient pole, rotor coil is with enamelled wire directly around on rotor core, and described external hanging type ventilation unit is arranged on the box side air inlet of generator; Generator pit is strengthened by support rib, and the footing of generator supports also to be strengthened, and described front end housing adopts the drawing design of ladder, coupling fan external diameter.
2. a kind of novel track polishing intermediate frequency generator according to claim 1, is characterized in that: rotor coil vacuum pressure impregnation carries out insulation processing.
3. a kind of novel track polishing intermediate frequency generator according to claim 2, is characterized in that: this generator adopts permanent magnet excitation, and brushless exciter is housed; Adopt import voltage regulator, brushless exciter is built-in, and exciter stator is arranged on inside rear end cap, described exciter rotor air gap 1mm, exciter stator punching sheet 1mm punching of the steel plate, exciter rotor punching 0.5mm silicon steel plate punching, adopts rotary rectifier module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551414.9U CN204089541U (en) | 2014-09-24 | 2014-09-24 | A kind of novel track polishing intermediate frequency generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551414.9U CN204089541U (en) | 2014-09-24 | 2014-09-24 | A kind of novel track polishing intermediate frequency generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204089541U true CN204089541U (en) | 2015-01-07 |
Family
ID=52182208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420551414.9U Expired - Fee Related CN204089541U (en) | 2014-09-24 | 2014-09-24 | A kind of novel track polishing intermediate frequency generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204089541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281467A (en) * | 2015-09-25 | 2016-01-27 | 南昌康富科技股份有限公司 | Generator capable of long-term grid-connected operation |
-
2014
- 2014-09-24 CN CN201420551414.9U patent/CN204089541U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281467A (en) * | 2015-09-25 | 2016-01-27 | 南昌康富科技股份有限公司 | Generator capable of long-term grid-connected operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 3088 No. 330096 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Patentee after: KUNGFU SCI-TECH CO.,LTD. Address before: 3088 No. 330096 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Patentee before: NANCHANG KUNGFU SCI-TECH CO.,LTD. |
|
| CP03 | Change of name, title or address |
Address after: 3088 No. 330096 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Patentee after: NANCHANG KUNGFU SCI-TECH CO.,LTD. Address before: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Patentee before: Nanchang Kangfu Motor Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 |