CN205092728U - High -speed synchronous motor is used to steel factory - Google Patents
High -speed synchronous motor is used to steel factory Download PDFInfo
- Publication number
- CN205092728U CN205092728U CN201520825340.8U CN201520825340U CN205092728U CN 205092728 U CN205092728 U CN 205092728U CN 201520825340 U CN201520825340 U CN 201520825340U CN 205092728 U CN205092728 U CN 205092728U
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- CN
- China
- Prior art keywords
- excitation device
- brushless excitation
- bearing
- synchronous motor
- speed synchronous
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 15
- 239000010959 steel Substances 0.000 title claims abstract description 15
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 14
- 230000005284 excitation Effects 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000011324 bead Substances 0.000 claims abstract description 12
- 238000009423 ventilation Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model relates to a motor field, concretely relates to high -speed synchronous motor is used to steel factory, including stator, rotor, bearing, dustcoat, bottom plate, end cover, deep bead, empty water chiller, brushless excitation device and heater, the bearing supports the rotor, the heater sets up at end cover insidely, the deep bead is installed on the stator, empty water chiller, dustcoat, bottom plate, end cover and brushless excitation device form an airtight cavity, dustcoat, bearing, end cover and brushless excitation device are fixed on the bottom plate, be equipped with the axial fan of two symmetries on the rotor, form symmetrical wind path, empty water chiller sets up at the dustcoat top, and empty water chiller bottom is equipped with the ventilation hole that ventilates with the stator, brushless excitation plant layout is in the outside of non - shaft extension end bearing. The utility model provides a pair of high -speed synchronous motor is used to steel factory compact structure, reasonable, the leakproofness is good, operation is reliable, the installation is maintained portably, operating efficiency is high.
Description
Technical field
The utility model relates to machine field, is specifically related to a kind of steel mill high-speed synchronous motor.
Background technology
Domestic, steel mill's high-speed synchronous motor mostly is 4,6 grades, has brush, open type, lower cooling by water structure.Based on environment for use and the operating mode of steel mill, the following problem of existing electric machine structure ubiquity: 1. open type structure is easily made moist, and dust easily enters motor internal, affects the winding insulation life-span; 2. there is brush excitation structure, there is slip ring sparking hidden danger and carbon brush such as frequently to change at the problem; 3. descend water-cooling structure to bother because cooler sinks to installation and repairing in melt pit, and cooling effect is relatively poor, water consumption is larger.
Summary of the invention
The purpose of this utility model is to overcome the deficiency and defect that exist in current technology, provide a kind of compact conformation, rationally, good airproof performance, the steel mill's high-speed synchronous motor that reliable, installation and maintenance are easy, operational efficiency is high.
The technical solution of the utility model is:
A kind of steel mill high-speed synchronous motor, comprise stator, rotor, bearing, outer cover, base plate, the end, covers, deep bead, air/water cooler, brushless excitation device and heater, described bearings rotor, it is inner that described heater is arranged on end cover, described deep bead is arranged on stator, described air/water cooler, outer cover, base plate, end cover and brushless excitation device form a closed cavity, described outer cover, bearing, end cover and brushless excitation device are fixed on base plate, described rotor is provided with two symmetrical aerofoil fans, form symmetrical wind path, described air/water cooler is arranged on outer cover top, the ventilation hole ventilated with stator is provided with bottom air/water cooler, described brushless excitation device is arranged in the outside of non-shaft stretching end bearing.
In said structure, described deep bead lower end is provided with ventilating duct.
In said structure, described outer cover, bearing, end cover, brushless excitation device are fixedly connected with base plate by bolt.
In said structure, described brushless excitation device comprises brushless exciter, centrifugal fan and rectifying disc.
In said structure, described rectifying disc adopts integral structure.
Positive beneficial effect of the present utility model is:
1. whole motor adopts totally-enclosed case structure, can prevent extraneous dust from entering motor internal, and the insulation of effective protective winding, improves motor operation stability, improves motor useful life.
2. cooler of electric motor adopts upper water-cooling structure, and because hot blast is upwards walked, air/water cooler is arranged in above motor, good cooling results, can reduce water consumption.In addition, be arranged in outside motor, be also convenient to installation and repairing.
3. brushless excitation device employing brushless exciter, efficiently solves slip ring sparking hidden danger and carbon brush needs the frequent problem changed, and brushless excitation device is arranged in outside bearing, and installation and repairing conveniently.
4. brushless excitation device carries centrifugal fan, good cooling results, and operational reliability is high.
5. rectifying disc adopts integral structure, meets motor and to run up requirement, compact conformation, installs simple.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is wind path flow graph of the present utility model.
Implication in figure representated by sequence number is: 1. stator, 2. rotor, 3. bearing, 4. outer cover, 5. base plate, 6. end cover, 7. deep bead, 8. air/water cooler, 9. brushless excitation device, 10. heater, 11. ventilating ducts, 12. aerofoil fans, 13. ventilation holes, 14. centrifugal fans, 15. rectifying discs, 16. brushless exciters.
Embodiment
Shown in Fig. 1 and Fig. 2, a kind of steel mill high-speed synchronous motor, comprise stator 1, rotor 2, bearing 3, outer cover 4, base plate 5, end cover 6, deep bead 7, air/water cooler 8, brushless excitation device 9 and heater 10, described bearing 3 support rotor 2, it is inner that described heater 10 is arranged on end cover 6, and described deep bead 7 is installed on the stator 1, and described deep bead 7 lower end is provided with ventilating duct 11, ventilating duct 11 makes wind path smooth, enhances cooling effect; Described air/water cooler 8, outer cover 4, base plate 5, end cover 6 and brushless excitation device 9 form a closed cavity, can prevent extraneous dust from entering motor internal; Described outer cover 4, bearing 3, end cover 6 and brushless excitation device 9 are bolted on base plate 5, and base plate 5 meets the requirement of whole motor lifting; Described rotor 2 is provided with two symmetrical aerofoil fans 12, forms symmetrical wind path; Described air/water cooler 8 is arranged on outer cover 4 top, because the heat produced in motor is upwards walked, is arranged in motor top, good cooling results, can reduces water consumption; Be provided with the ventilation hole 13 ventilated with stator 1 bottom air/water cooler 8, form circulation wind path; Described brushless excitation device 9 is arranged in the outside of non-shaft stretching end bearing 3, is convenient to installation and repairing; Described brushless excitation device 9 comprises centrifugal fan 14, rectifying disc 15 and brushless exciter 16, described rectifying disc 15 adopts integral structure, compact conformation, installs simple, brushless exciter 16 provides excitation by rectifying disc 15 to main frame, meets the requirement that motor in synchrony runs; Brushless excitation device 9 adopts one-sided wind path, carries centrifugal fan 14, good cooling results, meets high reliability service requirement.
The foregoing is only the schematic embodiment of the utility model; and be not used to limit scope of the present utility model; the equivalent variations that any those skilled in the art makes under the prerequisite not departing from the utility model design and principle and amendment, all should belong to the scope of the utility model protection.
Claims (5)
1. steel mill's high-speed synchronous motor, comprise stator, rotor, bearing, outer cover, base plate, the end, covers, deep bead, air/water cooler, brushless excitation device and heater, described bearings rotor, it is inner that described heater is arranged on end cover, described deep bead is arranged on stator, it is characterized in that: described air/water cooler, outer cover, base plate, end cover and brushless excitation device form a closed cavity, described outer cover, bearing, end cover and brushless excitation device are fixed on base plate, described rotor is provided with two symmetrical aerofoil fans, form symmetrical wind path, described air/water cooler is arranged on outer cover top, the ventilation hole ventilated with stator is provided with bottom air/water cooler, described brushless excitation device is arranged in the outside of non-shaft stretching end bearing.
2. a kind of steel mill according to claim 1 high-speed synchronous motor, is characterized in that: described deep bead lower end is provided with ventilating duct.
3. a kind of steel mill according to claim 1 high-speed synchronous motor, is characterized in that: described outer cover, bearing, end cover, brushless excitation device are fixedly connected with base plate by bolt.
4. a kind of steel mill according to claim 1 high-speed synchronous motor, is characterized in that: described brushless excitation device comprises brushless exciter, centrifugal fan and rectifying disc.
5. a kind of steel mill according to claim 4 high-speed synchronous motor, is characterized in that: described rectifying disc adopts integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520825340.8U CN205092728U (en) | 2015-10-24 | 2015-10-24 | High -speed synchronous motor is used to steel factory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520825340.8U CN205092728U (en) | 2015-10-24 | 2015-10-24 | High -speed synchronous motor is used to steel factory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205092728U true CN205092728U (en) | 2016-03-16 |
Family
ID=55483380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520825340.8U Expired - Fee Related CN205092728U (en) | 2015-10-24 | 2015-10-24 | High -speed synchronous motor is used to steel factory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205092728U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968528A (en) * | 2017-12-28 | 2018-04-27 | 无锡道尔奇拜恩电机有限公司 | A kind of high-voltage generator rectification module mounting structure |
| CN110649737A (en) * | 2019-11-12 | 2020-01-03 | 卧龙电气南阳防爆集团股份有限公司 | Large-scale box type variable-frequency variable-speed synchronous brushless excitation generator |
-
2015
- 2015-10-24 CN CN201520825340.8U patent/CN205092728U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107968528A (en) * | 2017-12-28 | 2018-04-27 | 无锡道尔奇拜恩电机有限公司 | A kind of high-voltage generator rectification module mounting structure |
| CN110649737A (en) * | 2019-11-12 | 2020-01-03 | 卧龙电气南阳防爆集团股份有限公司 | Large-scale box type variable-frequency variable-speed synchronous brushless excitation generator |
| CN110649737B (en) * | 2019-11-12 | 2024-05-17 | 卧龙电气南阳防爆集团股份有限公司 | Large-scale box-type variable-frequency variable-speed synchronous brushless excitation generator |
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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 |
Granted publication date: 20160316 |