CN201054536Y - Accumulator AC three-phase asynchronous electromotor - Google Patents
Accumulator AC three-phase asynchronous electromotor Download PDFInfo
- Publication number
- CN201054536Y CN201054536Y CNU2007201485522U CN200720148552U CN201054536Y CN 201054536 Y CN201054536 Y CN 201054536Y CN U2007201485522 U CNU2007201485522 U CN U2007201485522U CN 200720148552 U CN200720148552 U CN 200720148552U CN 201054536 Y CN201054536 Y CN 201054536Y
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- China
- Prior art keywords
- storage battery
- phase asynchronous
- asynchronous motor
- stator
- rotor
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Abstract
The utility model provides an asynchronous electric motor, in particular to an accumulator alternating current three-phase asynchronous electric motor which is composed of a machine base, a stator and a rotor. The front and the back ends of the machine base are respectively provided at the front end cover and a back end cover through a bolt, and the profile of the machine base is provided with a connection post. The utility model is characterized in that the rotor is connected with the front end cover and the back end cover through an SKF coder bearing, and the joint is provided with a sealing ring; the SKF coder bearing at the front end cover is provided with a wave spring piece; moreover, the machine base is provided with a low-pressure alternating current motor controller (1230-2402), with the control manner of transformation, frequency conversion and direct current converting to alternating current. The utility model has high efficiency driving performance and perfect control characteristic, and the motor has the advantages of light, reliable, convenient and practical, as well as saving electric energy.
Description
Technical field
The utility model is a kind of asynchronous motor, particularly a kind of storage battery AC three-phase asynchronous motor that is used in the electric motor car.
Background technology
At present, the walking of electric motor car and transportation fork-truck drives the following direct current machine of the main 48V of employing, the shortcoming of direct current machine is that efficient is low, volume is big, brush and commutator are safeguarded inconvenience (often being out of order owing to there is spark to produce), and commutation has limited rotating speed, maximum speed be alternating current machine half in addition lower.Under these circumstances, the employing of alternating current machine in electric motor car is just imperative.But because the battery tension in the electric motor car is lower, generally all be not more than 48V, so the alternating current voltage that is obtained through frequency conversion by storage battery is also very low, so the low-voltage alternating-current motor has good prospects, existing low-voltage alternating-current motor also exist volume greatly, not easy care, shortcoming that speed adjustable range is little.
Summary of the invention
The purpose of this utility model be invention for overcome existing existing low-voltage alternating-current motor volume greatly, not easy care, shortcoming that speed adjustable range is little, special invention is a kind of have simple in structure, speed adjustable range is high, efficient is high, energy-conservation, easy care, volume are little, the storage battery AC three-phase asynchronous motor of light weight and advantage such as reliable.
The purpose of this utility model realizes as follows: described storage battery AC three-phase asynchronous motor, form by support, stator, rotor, the rear and front end of support is respectively equipped with front end housing and rear end cap by nut, the side of support is provided with binding post, it is characterized in that: rotor is connected with rear end cap with front end housing by SKF encoder bearing, its junction is provided with sealing ring, and the SKF encoder bearing that is positioned on the front end housing is provided with the wavy spring sheet; Be provided with low-voltage alternating-current electric machine controller (1230-2402) on support, binding post is connected with this controller by lead, and this controller is connected with stator coil by lead, and control mode is transformation, frequency conversion, direct current conversion alternating current.
Described storage battery AC three-phase asynchronous motor, the class of insulation is selected the F level for use.
Described storage battery AC three-phase asynchronous motor, the punching material selection DW310-50 cold-reduced silicon sheet of its stator, rotor, punching three circles are general with Y2 series, and the rotor flute profile is general shape.
Described storage battery AC three-phase asynchronous motor, it designs for open-type electric machine.
Described storage battery AC three-phase asynchronous motor, the stator winding wiring of its motor are that △ connects.
Described storage battery AC three-phase asynchronous motor, the flute profile of its stator are the wide and shallow semi-enclosed slot of cell body.
Described storage battery AC three-phase asynchronous motor, the electromagnetic wire of its stator adopts three layers of paint film compound wire, and its priming paint is polyester-imide, and finish paint is a polyamidoimide, and the intermediate layer is the organic paint film that contains anti-high-frequency impulse performance.
Good effect of the present utility model is as follows: owing to be provided with low-voltage alternating-current electric machine controller (1230-2402), the asynchronous motor employing low-frequency starting by the power supply of low-voltage alternating-current electric machine controller has good starting characteristic; Because motor adopts the F class F insulating material F, from the angle of insulating requirements, carrier frequency just may be very low; Because stator slot shape is the wide and shallow semi-enclosed slot of cell body, so increased the climbing capacity of motor; The utlity model has high efficiency driveability and good control characteristic, use this motor and not only can save a large amount of electric energy, and the further improvement of the automatic control performance of low-voltage alternating-current electric machine controller, also provide bright development prospect for low-voltage alternating-current electric machine controller system; This motor is light reliable, and saves energy is convenient and practical
Description of drawings
Fig. 1 is the utility model structure chart
Among the figure: 1 support, 2 stators, 3 rotors
4 nuts, 5 front end housings, 6 rear end caps
7 binding post 8SKF encoder bearings, 9 sealing rings
10 wavy spring sheets, 11 low-voltage alternating-current electric machine controllers
Embodiment
As shown in Figure 1, described storage battery AC three-phase asynchronous motor, form by support 1, stator 2, rotor 3, the rear and front end of support 1 is respectively equipped with front end housing 5 and rear end cap 6 by nut 4, the side of support 1 is provided with binding post 7, it is characterized in that: rotor 3 is connected with rear end cap 6 with front end housing 5 by SKF encoder bearing 8, and its junction is provided with sealing ring 9, and the SKF encoder bearing 8 that is positioned on the front end housing 5 is provided with wavy spring sheet 10; Be provided with low-voltage alternating-current electric machine controller (1230-2402) 11 on support 1, binding post 7 is connected with this controller 11 by lead, and this controller 11 is connected with stator coil by lead, and control mode is transformation, frequency conversion, direct current conversion alternating current.
Described storage battery AC three-phase asynchronous motor, the class of insulation is selected the F level for use.
Described storage battery AC three-phase asynchronous motor, the punching material selection DW310-50 cold-reduced silicon sheet of its stator 2, rotor 3, punching three circles are general with Y2 series, and the flute profile of stator, rotor is general shape.
Described storage battery AC three-phase asynchronous motor, it is an open-type electric machine.
Described storage battery AC three-phase asynchronous motor, the stator winding wiring of its motor are that △ connects.
Described storage battery AC three-phase asynchronous motor, the flute profile of its stator are the wide and shallow semi-enclosed slot of cell body.
Described storage battery AC three-phase asynchronous motor, the electromagnetic wire of its stator adopts three layers of paint film compound wire, and its priming paint is polyester-imide, and finish paint is a polyamidoimide, and the intermediate layer is the organic paint film that contains anti-high-frequency impulse performance.
Claims (7)
1. storage battery AC three-phase asynchronous motor, form by support, stator, rotor, the rear and front end of support is respectively equipped with front end housing and rear end cap by nut, the side of support is provided with binding post, it is characterized in that: rotor is connected with rear end cap with front end housing by SKF encoder bearing, its junction is provided with sealing ring, and the SKF encoder bearing that is positioned on the front end housing is provided with the wavy spring sheet; Be provided with low-voltage alternating-current electric machine controller (1230-2402) on support, binding post is connected with this controller by lead, and this controller is connected with stator coil by lead, and control mode is transformation, frequency conversion, direct current conversion alternating current.
2. storage battery AC three-phase asynchronous motor according to claim 1 is characterized in that: described storage battery AC three-phase asynchronous motor, the class of insulation is selected the F level for use.
3. storage battery AC three-phase asynchronous motor according to claim 1, it is characterized in that: described storage battery AC three-phase asynchronous motor, the punching material selection DW310-50 cold-reduced silicon sheet of its stator, rotor, punching three circles are general with Y2 series, and the rotor flute profile is general shape.
4. storage battery AC three-phase asynchronous motor according to claim 1 is characterized in that: described storage battery AC three-phase asynchronous motor, it designs for open-type electric machine.
5. storage battery AC three-phase asynchronous motor according to claim 1 is characterized in that: described storage battery AC three-phase asynchronous motor, the stator winding wiring of its motor are that △ connects.
6. storage battery AC three-phase asynchronous motor according to claim 1 is characterized in that: described storage battery AC three-phase asynchronous motor, the flute profile of its stator are the wide and shallow semi-enclosed slot of cell body.
7. storage battery AC three-phase asynchronous motor according to claim 1, it is characterized in that: described storage battery AC three-phase asynchronous motor, the electromagnetic wire of its stator adopts three layers of paint film compound wire, its priming paint is polyester-imide, finish paint is a polyamidoimide, and the intermediate layer is the organic paint film that contains anti-high-frequency impulse performance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201485522U CN201054536Y (en) | 2007-04-30 | 2007-04-30 | Accumulator AC three-phase asynchronous electromotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201485522U CN201054536Y (en) | 2007-04-30 | 2007-04-30 | Accumulator AC three-phase asynchronous electromotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201054536Y true CN201054536Y (en) | 2008-04-30 |
Family
ID=39394194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201485522U Expired - Fee Related CN201054536Y (en) | 2007-04-30 | 2007-04-30 | Accumulator AC three-phase asynchronous electromotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201054536Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976921A (en) * | 2010-08-23 | 2011-02-16 | 上海特波电机有限公司 | Method for improving accuracy of minimum starting torque of single-phase motor |
| CN101534029B (en) * | 2008-12-01 | 2011-11-09 | 中国人民解放军海军工程大学 | Polyphase induction motor with large capacity and high torque density |
| CN106026534A (en) * | 2016-05-18 | 2016-10-12 | 苏州能健电气有限公司 | Protection-type AC variable frequency motor for electric fork-lift truck |
| CN106199043A (en) * | 2016-08-27 | 2016-12-07 | 绿创（苏州）电子有限公司 | A kind of method detecting three phase alternating current motor rotating speed |
| CN107294330A (en) * | 2017-08-09 | 2017-10-24 | 江苏环球特种电机有限公司 | A kind of intelligent three-phase asynchronous motor based on economize on electricity control |
-
2007
- 2007-04-30 CN CNU2007201485522U patent/CN201054536Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101534029B (en) * | 2008-12-01 | 2011-11-09 | 中国人民解放军海军工程大学 | Polyphase induction motor with large capacity and high torque density |
| CN101976921A (en) * | 2010-08-23 | 2011-02-16 | 上海特波电机有限公司 | Method for improving accuracy of minimum starting torque of single-phase motor |
| CN106026534A (en) * | 2016-05-18 | 2016-10-12 | 苏州能健电气有限公司 | Protection-type AC variable frequency motor for electric fork-lift truck |
| CN106026534B (en) * | 2016-05-18 | 2019-03-29 | 苏州能健电气有限公司 | A kind of electri forklift protection type alternating-current variable frequency motor |
| CN106199043A (en) * | 2016-08-27 | 2016-12-07 | 绿创（苏州）电子有限公司 | A kind of method detecting three phase alternating current motor rotating speed |
| CN107294330A (en) * | 2017-08-09 | 2017-10-24 | 江苏环球特种电机有限公司 | A kind of intelligent three-phase asynchronous motor based on economize on electricity control |
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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: Wuxi New Great Power Electrical Machine Co., Ltd. Assignor: Xu Rongzu Contract fulfillment period: 2009.6.28 to 2017.4.29 Contract record no.: 2009320001046 Denomination of utility model: Accumulator AC three-phase asynchronous electromotor Granted publication date: 20080430 License type: Exclusive license Record date: 20090629 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.6.28 TO 2017.4.29; CHANGE OF CONTRACT Name of requester: WUXI NEW GREAT POWER ELECTRIC MACHINE CO., LTD. Effective date: 20090629 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 |