CN202586682U - Cooling fan motor for highland locomotive - Google Patents
Cooling fan motor for highland locomotive Download PDFInfo
- Publication number
- CN202586682U CN202586682U CN 201220166354 CN201220166354U CN202586682U CN 202586682 U CN202586682 U CN 202586682U CN 201220166354 CN201220166354 CN 201220166354 CN 201220166354 U CN201220166354 U CN 201220166354U CN 202586682 U CN202586682 U CN 202586682U
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- China
- Prior art keywords
- bearing
- cover
- stator
- motor
- casing
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Abstract
The utility model discloses a cooling fan motor for a highland locomotive, which comprises a front end cover, a front bearing, a casing, a rotor assembly, a rear bearing and a rear end cover; stators are fixed in the casing and the stators are internally provided with stator windings; the rear end of a rotating shaft is arranged in the rear end cover through a rear bearing inner cover and the rear bearing, and the front end of the rotating shaft extends out of the front end cover through the a front bearing inner cover and the front bearing; the stators are fixed on the inner wall of the casing; both ends of a stator core in the stator are additionally provided with end plates and pressing rings, and the pressing ring is welded together with a clamping blade through an outer circular slot of the stator; the outer surface of a rotor is inlaid with guide strips, the guide strip is provided with end rings, and both end of the end ring is provided with blades, thereby improving heat dissipation performance of the motor. An internal insulating material of the cooling fan motor is an anticorona material, thereby ensuring the cooling fan motor not to be subjected to impacts imposed on the windings by the highland in a running process; a phenomenon of electromagnetic noise does not occur; compared with a general asynchronous motor, the cooling fan motor disclosed by the utility model has the advantages of small resistance, low loss, and low production cost; and the cooling fan motor is convenient in use, and safe and reliable in operation.
Description
Technical field:
It is that the plateau locomotive of 50Hz is used cooling motor that the utility model relates to a kind of rated frequency, as the driving arrangement of plateau motorcycle cooling system, as for the cooling blower of plateau locomotive traction motor actuating force being provided.
Background technology:
Present domestic highlands (be primarily aimed at height above sea level and be higher than the above area of 2500m) also begins to carry out electric locomotive, and the current electric locomotive in highlands is an inexorable trend.And defectives such as existing cooling blower electric machine structure volume is big, voltage withstand class is low, temperature rise, big, the high loss of noise, degree of protection is low, manufacturing cost is high, use inconvenience.
The utility model content:
The purpose of the utility model is to overcome above-mentioned defective, provides that a kind of compact conformation, degree of protection are high, voltage withstand class is high, loss is low, noise is little, temperature rise is low, low cost of manufacture, plateau locomotive easy to use use the cooling blower motor.It is the motor of plateau locomotive traction motor with the cooling blower actuating force.
The technical scheme of the utility model is: a kind of plateau locomotive is used the cooling blower motor; Comprise front end housing, fore bearing, casing, rotor assembly parts, rear bearing and rear end cap; The casing internal fixation has motor stator, and motor stator is built-in with stator winding, it is characterized in that:
The rotor of the motor is set inside the stator assembly, the rotor assembly from the shaft, the front bearing, a rotor core and a rear bearing components, the front bearing disposed on the front cover, the front cover is provided with front bearing cover, the bearing provided in the After the end cap, the end cap has a rear bearing inner cover, shaft back through the rear bearing inner cover and the rear bearing on the back cover, the front end of the shaft through the front bearing cover and the front bearing extends outside front cover;
Described motor stator is fixed on the inwall of casing, and the stator core two ends in the motor stator are equipped with end plate and trim ring, and trim ring welds together by stator peripheral groove and cramp; Be that motor stator is built-in with anticorona enamel insulated round copper wire and corona-resistant insulation material.
The outer surface of described rotor assembly parts is inlayed the mouse cage sliver equably, and promptly the mouse cage sliver in the rotor core evenly is embedded in and forms the rotor mouse cage within the iron core; Mouse cage sliver two ends are cast with end ring, and the end ring two ends also are furnished with blade, and motor can effectively dispel the heat to rotor surface in operation process; The stator core of said motor and rotor core adopt the silicon steel plate stacking of 0.5mm to form,
Described front end housing, rear end cap are equipped with the bearing tank filler sleeve, and fore bearing and rear bearing are self-lubricating deep groove ball bearing.
The parameter of described this cooling motor: rated power Pn=22kw; Rated voltage Un=440V; Rated frequency f=60Hz.
F is the operating frequency of motor in said rotating speed of motor
formula; P is the motor stator number of pole-pairs, and the nominal operation frequency of motor is 50Hz.
The utility model is as the actuating force of plateau locomotive traction motor cooling blower, and what its inner insulation material adopted all is anticorona material, has guaranteed that it does not receive the influence of plateau to winding in running; This electric machine structure is compact, and casing and end cap outer surface all are cast with radiating ribs, thereby have just improved the heat dispersion of motor; , can not occur with the power electric motor noise big, the phenomenon of electromagnetic noise particularly; Its resistance compares that general asynchronous motor is little, and loss is few, and manufacturing cost is also just corresponding to be reduced; Easy to use, safe and reliable to operation.
Description of drawings:
Accompanying drawing is the sectional structure sketch map of the utility model;
Among the figure: 1-front end housing, 2-fore bearing, 3-fore bearing inner cap, 4-casing, 5-motor stator, 6-stator core, 7-rotor assembly parts, 8-rotor core, 9-rotating shaft, 10-mouse cage sliver, 11-stator winding, 12-rear bearing inner cap, 13-rear bearing, 14-rear end cap.
Embodiment:
Shown in accompanying drawing; A kind of plateau locomotive is used the cooling blower motor, comprises front end housing 1, fore bearing 2, casing 4, rotor assembly parts 7, rear bearing 13 and rear end cap 14, and casing 4 internal fixation have motor stator 5; Motor stator is built-in with stator winding 11, it is characterized in that:
The rotor of the motor stator assembly 7 is set to 5, the rotor 7 by the shaft assembly 9, the front bearing 2, the rotor core 8 and the rear bearing 13 is formed, the front bearing 2 provided on the front cover 1, the front cover 1 is provided with There are three front bearing cover, the rear bearing 13 provided on the rear cover 14, the end cap 14 is provided with rear bearing inner cover 12, the shaft 9 through the rear bearing inner rear cover 12 and the rear bearing 13 on the back cover 14, the front end of the shaft 9 through the front bearing cap 3 and the front bearing 2 extends to an outside front cover;
Described motor stator 5 is fixed on the inwall of casing 4, and stator core 6 two ends in the motor stator 5 are equipped with end plate and trim ring, and trim ring welds together by stator peripheral groove and cramp;
The outer surface of described rotor assembly parts 7 is inlayed mouse cage sliver 10 equably, and promptly the mouse cage sliver 10 in the rotor core 8 evenly is embedded in and forms the rotor mouse cage within the iron core; Mouse cage sliver two ends are cast with end ring, and the end ring two ends also are furnished with blade, and motor can effectively dispel the heat to rotor surface in operation process;
Described front end housing 1, rear end cap (14) are equipped with the bearing tank filler sleeve, and fore bearing 2 is self-lubricating deep groove ball bearing with rear bearing 13, also can adopt to add oil bearing.
The parameter of described this cooling motor: rated power Pn=22kw; Rated voltage Un=440V; Rated frequency f=60Hz.
The material selection silicon steel sheet 50w470 of stator core 6 and rotor core 8; Stator winding 11 is made up of stator coil and insulating material; Stator coil adopts enamel insulated round copper wire QP/2-200, and insulating material adopts 0.25CR NHN and 0.05 polyimide film 6050 to form.
F is the operating frequency of motor in the rotating speed of alternating current motor
formula; P is the motor stator number of pole-pairs, and the nominal operation frequency of motor is 50Hz.
What this cooling blower motor internal insulating material adopted all is anticorona material, has guaranteed that it does not receive the influence of plateau to winding in running; Casing and end cap outer surface all are cast with radiating ribs, thereby have just improved the heat dispersion of motor; , the phenomenon of electromagnetic noise can not appear; Its resistance compares that general asynchronous motor is little, and loss is few, and manufacturing cost is also just corresponding to be reduced; Easy to use, safe and reliable to operation.
Claims (2)
1. a plateau locomotive is used the cooling blower motor; Comprise front end housing (1), fore bearing (2), casing (4), rotor assembly parts (7), rear bearing (13) and rear end cap (14); Casing (4) internal fixation has motor stator (5); Motor stator is built-in with stator winding (11), it is characterized in that:
A, said rotor assembly (7) Set the motor stator (5), the rotor assembly (7) from the shaft (9), the front bearing (2), a rotor core (8) and the rear bearing (13) composed of , the first bearing (2) provided on the front cover (1), the front cover (1) is provided with a front bearing cover (3), the rear bearing (13) disposed between the rear cover (14), the rear cover ( 14) is provided with a rear bearing inner cover (12), the shaft (9) after the bearing by the rear cover (12) and the rear bearing (13) on the back cover (14), the shaft (9) through the front end bearing cap (3) and the front bearing (2) extends the front cover (1) outside;
Described motor stator (5) is fixed on the inwall of casing (4), and stator core (6) two ends in the motor stator (5) are equipped with end plate and trim ring, and trim ring welds together by stator peripheral groove and cramp;
The outer surface of B, described rotor assembly parts (7) is inlayed mouse cage sliver (10) equably; Be that mouse cage sliver (10) in the rotor core (8) evenly is embedded in and forms the rotor mouse cage within the iron core; Mouse cage sliver (10) two ends are cast with end ring, and the end ring two ends also have blade;
C, described front end housing (1), rear end cap (14) are equipped with the bearing tank filler sleeve, and fore bearing (2) and rear bearing (13) are self-lubricating deep groove ball bearing.
2. plateau according to claim 1 locomotive is used the cooling blower motor, it is characterized in that the parameter of described this cooling motor: rated power Pn=22kw; Rated voltage Un=440V; Rated frequency f=60Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220166354 CN202586682U (en) | 2012-04-19 | 2012-04-19 | Cooling fan motor for highland locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220166354 CN202586682U (en) | 2012-04-19 | 2012-04-19 | Cooling fan motor for highland locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202586682U true CN202586682U (en) | 2012-12-05 |
Family
ID=47256047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220166354 Expired - Lifetime CN202586682U (en) | 2012-04-19 | 2012-04-19 | Cooling fan motor for highland locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202586682U (en) |
-
2012
- 2012-04-19 CN CN 201220166354 patent/CN202586682U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhuzhou Liancheng group fan Co., Ltd. Assignor: Liancheng Group Co., Ltd., Zhuzhou Contract record no.: 2013430000012 Denomination of utility model: Cooling fan motor for highland locomotive Granted publication date: 20121205 License type: Exclusive License Record date: 20130326 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121205 |
|
| CX01 | Expiry of patent term |