CN201839176U - High-voltage flame-proof type three-phase asynchronous motor - Google Patents
High-voltage flame-proof type three-phase asynchronous motor Download PDFInfo
- Publication number
- CN201839176U CN201839176U CN2010205800941U CN201020580094U CN201839176U CN 201839176 U CN201839176 U CN 201839176U CN 2010205800941 U CN2010205800941 U CN 2010205800941U CN 201020580094 U CN201020580094 U CN 201020580094U CN 201839176 U CN201839176 U CN 201839176U
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- copper
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- end cap
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Abstract
The utility model discloses a high-voltage flame-proof type three-phase asynchronous motor which comprises a rotor, a stator, an outer bearing cap, a bearing, a bearing sleeve, an inner bearing cap, an end cap, a frame, an air duct, a junction box and a junction box support saddle; the bearing supports the rotor; the end cap and the frame, the bearing sleeve and the end cap, the inner bearing cap and the end cap, as well as the outer bearing cap and the end cap are connected through bolts; the rotor is a copper-bar rotor; a copper end ring is arranged on the rotor; a groove is formed on the copper end ring; a copper guide strip passes the groove to be connected with the copper end ring; and the copper guide strip is inserted into a rotor slot directly. The utility model has the characteristics of compact and simple structure, small volume, aesthetic appearance, high efficiency, energy conservation, and convenience and reliability in maintenance and use.
Description
Technical field
The utility model relates to a kind of high voltage flameproof threephase asynchronous.
Background technology
Present domestic compact structure high voltage flameproof threephase asynchronous characteristics are: (1) support makes cylinder iron HT250 or welded-steel plate construction; (2) rotor is a cast-aluminum rotor; (3) motor efficiency is not high, the general portion of 6kV guarantee value only 96.5%; (4) motor capacity is little, and 6kV power generally is no more than 1800kW.Simultaneously, big, the Heavy Weight of motor volume.
The utility model content
The purpose of this utility model provides a kind of compact conformation, energy-efficient high voltage flameproof threephase asynchronous.
For achieving the above object, the technical solution adopted in the utility model is:
The high voltage flameproof threephase asynchronous, it comprises rotor, stator, bearing end cover, bearing, bearing holder (housing, cover), internal bearing cover, end cap, support, ventilating duct, terminal box, terminal box bearing, the bearing supporting rotor, end cap all is connected by bolt with end cap with end cap, bearing end cover with end cap, internal bearing cover with support, bearing holder (housing, cover), rotor is a copper bar rotor, rotor is provided with the copper end ring, the copper end ring is provided with groove, the copper sliver is connected with the copper end ring by groove, and the copper sliver directly inserts in the rotor.
The rotor of copper end ring inboard is provided with the skewed slot trim ring.
Internal bearing cover and bearing holder (housing, cover) constitute explosion suppresion surface, and internal bearing cover and rotor form explosion suppresion surface, and bearing holder (housing, cover) and end cap constitute explosion suppresion surface, and end cap and support constitute explosion suppresion surface, and terminal box bearing and support constitute explosion suppresion surface, and terminal box bearing and terminal box constitute explosion suppresion surface.
The fin that support is provided with trapezoidal air duct and level, vertically distributes, support uses spheroidal graphite cast-iron.
Ventilating duct is provided with fan-shaped ventilating opening, and the ventilating duct outside is provided with internal fan, and the end cap outside of internal fan end is provided with external fan, and the external fan outside is provided with the end shield that covers external fan, end shield and support overlap joint.
In the utility model, rotor is a copper bar rotor, significantly improve motor capacity, efficient, improve the power factor of motor; Motor rotor copper end ring and sliver contact position process groove, fastening welding between the two, and the postwelding flaw detection, this structure helps end ring and sliver cooperates fully, and has guaranteed the reliability of rotor; The copper sliver directly inserts in the rotor, and this structure effectively improves effective material usage; The rotor of copper end ring inboard is provided with the skewed slot trim ring, has not only guaranteed the intensity of copper bar rotor but also can effectively guarantee the effect of axial ventilation; Internal bearing cover and bearing holder (housing, cover) constitute explosion suppresion surface, and internal bearing cover and rotor form explosion suppresion surface, and bearing holder (housing, cover) and end cap constitute explosion suppresion surface, end cap and support constitute explosion suppresion surface, terminal box bearing and support constitute explosion suppresion surface, and terminal box bearing and terminal box constitute explosion suppresion surface, compact conformation; Support uses spheroidal graphite cast-iron, makes support have higher intensity, rigidity and corrosion resistance; The fin and the fairshaped inside and outside wind path that use trapezoidal air duct and level vertically to distribute have strengthened the heat sinking function of support greatly, and have beautified outward appearance; Fan-shaped ventilation hole is set on the ventilating duct, and wind path is more smooth and easy in making, and improves heat-sinking capability.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the enlarged drawing of A among Fig. 1;
Fig. 4 is the partial sectional view of B among Fig. 2.
Embodiment
Shown in Fig. 1 to 4, the high voltage flameproof threephase asynchronous, it comprises rotor 1, stator 10, bearing end cover 2, bearing 3, bearing holder (housing, cover) 4, internal bearing cover 5, end cap 6, support 7, ventilating duct 12, terminal box 17, terminal box bearing 18, bearing 3 supporting rotors 1, end cap 6 all is connected by bolt with end cap 6 with end cap 6, bearing end cover 2 with end cap 6, internal bearing cover 5 with support 7, bearing holder (housing, cover) 4, rotor 1 is a copper bar rotor, significantly improves capacity, the efficient of motor, improves the power factor of motor; Rotor 1 is provided with copper end ring 8, and copper end ring 8 is provided with groove, and copper sliver 9 is by groove and 8 welding of copper end ring, the postwelding flaw detection, this structure helps copper end ring 8 and copper sliver 9 cooperates fully, and has guaranteed the reliability of rotor 1, and copper sliver 9 directly inserts in the rotor.The rotor 1 of copper end ring 8 inboards is provided with skewed slot trim ring 11, makes rotor 1 obtain higher reliability when having improved motor properties.Internal bearing cover 5 constitutes explosion suppresion surface with bearing holder (housing, cover) 4, internal bearing cover 5 forms explosion suppresion surface with rotor 1, and bearing holder (housing, cover) 4 constitutes explosion suppresion surface with end cap 6, and end cap 6 constitutes explosion suppresion surface with support 7, terminal box bearing 18 constitutes explosion suppresion surface with support 7, and terminal box bearing 18 constitutes explosion suppresion surface with terminal box 17.The fin that support 7 is provided with trapezoidal air duct 19 and level, vertically distributes, support 7 uses spheroidal graphite cast-iron.Ventilating duct 12 is provided with fan-shaped ventilating opening 13, ventilating duct 12 outsides are provided with internal fan 14, end cap 6 outsides of internal fan 14 ends are provided with external fan 15, external fan 15 outsides are provided with the end shield 16 that covers external fan 15, end shield 16 and support 7 overlap joints, internal fan 14 and external fan 15 actings in conjunction can reduce the loss of electric machine to greatest extent.
Claims (5)
1. high voltage flameproof threephase asynchronous, it comprises rotor, stator, bearing end cover, bearing, bearing holder (housing, cover), internal bearing cover, end cap, support, ventilating duct, terminal box, terminal box bearing, the bearing supporting rotor, end cap all is connected by bolt with end cap with end cap, bearing end cover with end cap, internal bearing cover with support, bearing holder (housing, cover), it is characterized in that, rotor is a copper bar rotor, rotor is provided with the copper end ring, the copper end ring is provided with groove, the copper sliver is connected with the copper end ring by groove, and the copper sliver directly inserts in the rotor.
2. high voltage flameproof threephase asynchronous as claimed in claim 1 is characterized in that, the rotor of copper end ring inboard is provided with the skewed slot trim ring.
3. high voltage flameproof threephase asynchronous as claimed in claim 1 or 2, it is characterized in that, internal bearing cover and bearing holder (housing, cover) constitute explosion suppresion surface, internal bearing cover and rotor form explosion suppresion surface, bearing holder (housing, cover) and end cap constitute explosion suppresion surface, end cap and support constitute explosion suppresion surface, and terminal box bearing and support constitute explosion suppresion surface, and terminal box bearing and terminal box constitute explosion suppresion surface.
4. high voltage flameproof threephase asynchronous as claimed in claim 3 is characterized in that, the fin that support is provided with trapezoidal air duct and level, vertically distributes, and support uses spheroidal graphite cast-iron.
5. high voltage flameproof threephase asynchronous as claimed in claim 4 is characterized in that ventilating duct is provided with fan-shaped ventilating opening, the ventilating duct outside is provided with internal fan, the end cap outside of internal fan end is provided with external fan, and the external fan outside is provided with the end shield that covers external fan, end shield and support overlap joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205800941U CN201839176U (en) | 2010-10-28 | 2010-10-28 | High-voltage flame-proof type three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205800941U CN201839176U (en) | 2010-10-28 | 2010-10-28 | High-voltage flame-proof type three-phase asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201839176U true CN201839176U (en) | 2011-05-18 |
Family
ID=44009276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205800941U Expired - Fee Related CN201839176U (en) | 2010-10-28 | 2010-10-28 | High-voltage flame-proof type three-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201839176U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102361384A (en) * | 2011-10-31 | 2012-02-22 | 南阳防爆集团股份有限公司 | High torque and ultra high-efficiency cast copper rotor three-phase asynchronous motor |
| CN102361383A (en) * | 2011-10-31 | 2012-02-22 | 南阳防爆集团股份有限公司 | Explosion-proof type ultrahigh-efficiency cast copper rotor three-phase asynchronous motor |
-
2010
- 2010-10-28 CN CN2010205800941U patent/CN201839176U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102361384A (en) * | 2011-10-31 | 2012-02-22 | 南阳防爆集团股份有限公司 | High torque and ultra high-efficiency cast copper rotor three-phase asynchronous motor |
| CN102361383A (en) * | 2011-10-31 | 2012-02-22 | 南阳防爆集团股份有限公司 | Explosion-proof type ultrahigh-efficiency cast copper rotor three-phase asynchronous motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20131028 |