CN102738987B - Rise and reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor - Google Patents
Rise and reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor Download PDFInfo
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- CN102738987B CN102738987B CN201210210138.5A CN201210210138A CN102738987B CN 102738987 B CN102738987 B CN 102738987B CN 201210210138 A CN201210210138 A CN 201210210138A CN 102738987 B CN102738987 B CN 102738987B
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Abstract
Open a kind of the rising of the present invention reuses explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor, comprise support and be arranged at front end housing and the rear end cap at support two ends, base inner is provided with winding stator core, the lead-out wire of winding stator core is had to be connected with the stator termination being arranged on support top, front end housing, rear end cap is provided with bearing, and be connected with arbor by bearing, arbor is provided with rotor and ventilation unit, and the rear end of arbor is provided with encoder and brake, encoder, the lead-out wire of brake is all connected with the terminal box being arranged on brake end cap top.Described to reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor starting current little, and detent torque is large; And it is by being equipped with brake, can realize reliably braking location, be applicable in short-term or intermitten operation, start frequently, brakes; In addition, it is equipped with, and encoder, thermistor etc. test the speed, thermometric original paper, can carry out omnidistance speed, monitoring temperature to system.
Description
Technical field
The present invention relates to a kind of motor, particularly relate to a kind of rising and reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor.
Background technology
Motor is a kind of rotary electric machine, it converts electrical energy into mechanical energy, along with the quickening of countries in the world particularly Chinese Industrialization process, the demand of motor is increasing, at present, in fields such as oil, chemical industry, coal, iron and steel, work the Flame-Proof Three-Phase Induction Motors of reusing, can't be applicable in short-term or intermitten operation, can not realize frequently, start fast and fast braking location reliably.
Summary of the invention
The object of the invention is to for the problems referred to above, a kind of rising is provided to reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor, can not be applicable in short-term or intermitten operation to solve traditional motor, can not realize frequently, start fast and the problem of reliable fast braking location.
The object of the invention is to be achieved through the following technical solutions:
A kind of rising reuses explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor, comprise support and be arranged at front end housing and the rear end cap at support two ends, described base inner is provided with winding stator core, described have the lead-out wire of winding stator core to be connected with the stator termination being arranged on support top, described front end housing, rear end cap is provided with bearing, and be connected with arbor by bearing, described arbor is provided with rotor and ventilation unit, and the rear end of arbor is provided with encoder and brake, described encoder, the lead-out wire of brake is all connected with the terminal box being arranged on brake end cap top.
Further, described ventilation unit is fan.
Further, described support is made up of steel plate.
Further, described rotor is cast-aluminum rotor.
Further, described brake is electromagnetic brake.
Beneficial effect of the present invention is, described to reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor starting current little, and detent torque is large, and structure is simple, is easy to realize; And it is by being equipped with brake, can realize reliably braking location, be applicable in short-term or intermitten operation, start frequently, brakes; In addition, it is equipped with, and encoder, thermistor etc. test the speed, thermometric original paper, can carry out omnidistance speed, monitoring temperature to system.
Accompanying drawing explanation
Fig. 1 is that the present invention works the structural representation of reusing explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor.
In figure:
1, arbor; 2, fan; 3, front end housing; 4, winding stator core is had; 5, rotor; 6, stator junction box; 7, rear end cap; 8, electromagnetic brake; 9, encoder; 10, terminal box; 11, brake end cap.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
Please refer to shown in Fig. 1, Fig. 1 is that the present invention works the structural representation of reusing explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor, in the present embodiment, a kind of rising reuses explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor, comprise support and be arranged at front end housing 3 and the rear end cap 7 at support two ends, described support is made up of steel plate, its inside is provided with winding stator core 4, described have the lead-out wire of winding stator core 4 to be connected with the stator junction box 6 being arranged on support top, described front end housing 3, rear end cap 7 is provided with bearing, and be connected with arbor 1 by bearing, described arbor 1 is provided with rotor 5 and fan 2, described rotor 5 is cast-aluminum rotor, the rear end of arbor 1 is provided with encoder 9 and electromagnetic brake 8, described encoder 9, the lead-out wire of electromagnetic brake 8 is all connected with the terminal box 10 being arranged on brake end cap 11 top.
The present invention rises and reuses the explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor employing IC411 type of cooling, and degree of protection is high, good insulation preformance; Stator is exterior laminated structure, adopts loose wire winding, and stator coil wiring adopts phosphor-copper welding, connection is Y connection, and stator dipping adopts V PI vacuum pressure impregnation, ensure that dielectric strength and the mechanical strength of motor, runnability is reliable, and moisture protection is strong, extends the useful life of motor; Rotor 5 is cast-aluminum rotor, adopts die casting cast aluminium, disconnected bar, slice phenomenon, startup, reliable safety.Reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor by inverter supply, low pressure low-frequency start can be realized for described, solve that bridge motor starting current is large, the problem of difficulty in starting; And it is equipped with, and encoder 9, thermistor etc. test the speed, thermometric original paper, carry out omnidistance speed, monitoring temperature to system; In addition, the outfit of electromagnetic brake 8, can realize reliably braking location, be applicable in short-term or intermitten operation, start frequently, brake.
Above embodiment has just set forth general principle of the present invention and characteristic; the present invention does not limit by above-described embodiment; without departing from the spirit and scope of the present invention, the present invention also has various change and change, and these changes and change all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (5)
1. reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor for one kind, comprise support and be arranged at front end housing and the rear end cap at support two ends, it is characterized in that: described base inner is provided with winding stator core, the lead-out wire of described winding stator core is connected with the stator termination being arranged on support top, described front end housing, rear end cap is provided with bearing, and be connected with arbor by bearing, described arbor is provided with rotor and ventilation unit, and the rear end of arbor is provided with encoder and brake, the connection of encoder key is arranged on arbor, encoder is in the rear end of brake, described encoder, the lead-out wire of brake is all connected with the terminal box being arranged on brake end cap top.
2. reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor for according to claim 1, it is characterized in that: described ventilation unit is fan.
3. reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor for according to claim 1, it is characterized in that: described support is made up of steel plate.
4. reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor for according to claim 1, it is characterized in that: described rotor is cast-aluminum rotor.
5. reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor for according to claim 1, it is characterized in that: described brake is electromagnetic brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210210138.5A CN102738987B (en) | 2012-06-21 | 2012-06-21 | Rise and reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210210138.5A CN102738987B (en) | 2012-06-21 | 2012-06-21 | Rise and reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102738987A CN102738987A (en) | 2012-10-17 |
| CN102738987B true CN102738987B (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210210138.5A Active CN102738987B (en) | 2012-06-21 | 2012-06-21 | Rise and reuse explosion-proof frequency conversion speed governing electromagnetic-braking three-phase asynchronous motor |
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| CN106558936A (en) * | 2015-09-24 | 2017-04-05 | 抚顺煤矿电机制造有限责任公司 | A kind of explosion separation structure of back end cover for motor |
| CN105337466A (en) * | 2015-11-26 | 2016-02-17 | 昆明七零五所科技发展总公司 | Low-voltage three-phase asynchronous motor |
| CN106230194A (en) * | 2016-08-30 | 2016-12-14 | 中车株洲电机有限公司 | A kind of development machine |
| CN106787563A (en) * | 2016-12-20 | 2017-05-31 | 卧龙电气集团股份有限公司 | Explosion-proof frequency conversion speed governing permasyn morot of the particular design with electromagnetic brake |
| CN107465298A (en) * | 2017-07-10 | 2017-12-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor and its assembly method |
| CN109787422A (en) * | 2018-12-31 | 2019-05-21 | 西安泰富西玛电机有限公司 | A kind of low noise explosion-proof frequency conversion speed-regulating three-phase asynchronous motor |
| CN111181316A (en) * | 2020-01-13 | 2020-05-19 | 安徽理工大学 | Air-cooled mining flame proof Variable Frequency Speed Governing (VFSG) all-in-one |
| CN111711304B (en) * | 2020-07-23 | 2021-11-16 | 珠海格力电器股份有限公司 | Electric machine |
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| CN2162030Y (en) * | 1993-07-22 | 1994-04-13 | 上海市房屋设备工程公司特种电梯厂 | Explosion-proof DC motor with brake for lift |
| CN2580668Y (en) * | 2002-11-20 | 2003-10-15 | 佳木斯电机股份有限公司 | Flame-proof, double-speed and electromagnetic brake type threephase asynchronous motor for lifting |
| CN201378769Y (en) * | 2009-01-05 | 2010-01-06 | 魏秋湘 | Shaft end braking device of electric motor |
| CN101665220A (en) * | 2009-09-25 | 2010-03-10 | 四川建设机械（集团）股份有限公司 | Variable-frequency speed-regulating control system of crane |
| CN201608585U (en) * | 2010-01-15 | 2010-10-13 | 大连伯顿冠力电机有限公司 | Electromagnetic braking variable-frequency speed regulation three-phase asynchronous motor |
| CN102355078A (en) * | 2011-10-10 | 2012-02-15 | 南阳防爆集团新普电机有限公司 | Explosion proof type three phase alternating current asynchronous motor used for electric automobile |
| CN202634222U (en) * | 2012-06-21 | 2012-12-26 | 无锡新大力电机有限公司 | Explosion-proof-type frequency-changer electromagnetic-brake three-phase asynchronous motor for lifting |
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- 2012-06-21 CN CN201210210138.5A patent/CN102738987B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2162030Y (en) * | 1993-07-22 | 1994-04-13 | 上海市房屋设备工程公司特种电梯厂 | Explosion-proof DC motor with brake for lift |
| CN2580668Y (en) * | 2002-11-20 | 2003-10-15 | 佳木斯电机股份有限公司 | Flame-proof, double-speed and electromagnetic brake type threephase asynchronous motor for lifting |
| CN201378769Y (en) * | 2009-01-05 | 2010-01-06 | 魏秋湘 | Shaft end braking device of electric motor |
| CN101665220A (en) * | 2009-09-25 | 2010-03-10 | 四川建设机械（集团）股份有限公司 | Variable-frequency speed-regulating control system of crane |
| CN201608585U (en) * | 2010-01-15 | 2010-10-13 | 大连伯顿冠力电机有限公司 | Electromagnetic braking variable-frequency speed regulation three-phase asynchronous motor |
| CN102355078A (en) * | 2011-10-10 | 2012-02-15 | 南阳防爆集团新普电机有限公司 | Explosion proof type three phase alternating current asynchronous motor used for electric automobile |
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| CN102738987A (en) | 2012-10-17 |
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