CN201682444U - Electromagnetic speed regulation driving system - Google Patents

Electromagnetic speed regulation driving system Download PDF

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Publication number
CN201682444U
CN201682444U CN2010201946728U CN201020194672U CN201682444U CN 201682444 U CN201682444 U CN 201682444U CN 2010201946728 U CN2010201946728 U CN 2010201946728U CN 201020194672 U CN201020194672 U CN 201020194672U CN 201682444 U CN201682444 U CN 201682444U
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CN
China
Prior art keywords
rotor
electromagnetic
iron core
conductor
adjusting driving
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 - Lifetime
Application number
CN2010201946728U
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Chinese (zh)
Inventor
王大志
马忠威
江宁
王旭
崔箫
周玮仑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MAGNA MAGNETOMOTIVE CO., LTD.
Original Assignee
ANSHAN QINYUAN ENERGY-SAVING EQUIPMENT MANUFACTURING Co Ltd
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Priority to CN2010201946728U priority Critical patent/CN201682444U/en
Application granted granted Critical
Publication of CN201682444U publication Critical patent/CN201682444U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to an electromagnetic speed regulation driving system which comprises an input shaft, an output shaft, an electromagnetic rotor, a conductor rotor and a slip ring, wherein the input shaft and the output shaft are concentrically arranged, the electromagnetic rotor is connected with the input shaft, the conductor rotor is connected with the output shaft, and the slip ring is connected with a power supply and is sheathed on the input shaft. The conductor surface of the conductor rotor is arranged correspondingly to the magnetic pole surface of the electromagnetic rotor. A fixed air gap is formed between the conductor surface of the conductor rotor and the magnetic pole surface of the electromagnetic rotor. The electromagnetic rotor consists of an iron core and a coil wound on the iron core. The coil is energized to enable the two ends of the iron core to generate magnetic poles. The utility model has the advantages that the transmission efficiency is effectively improved, the loss is reduced, the demagnetization situation is avoided because an electromagnet is used for substituting a permanent magnet, and the speed regulation can be also realized under the situation of the fixed air gap.

Description

A kind of electromagnetic speed-adjusting driving system
Technical field
The utility model relates to the speed-regulating driver technical field, particularly relates to a kind of electromagnetic speed-adjusting driving system.
Background technology
Present industry-wide coupling body mostly is and is rigidly connected, because running situation is complicated and changeable, guarantee strict diaxon centering in any case, equipment operation all can produce vibration after a period of time, thereby accelerated wear test, shorten equipment life, adverse effect for production environment is increasing, traditional positive coupling produces noise and friction and needs again to lubricate owing to directly being rigidly connected, the needs of development in science and technology of future can not have been satisfied, the substitute is the magnetic couplings structure, magnetic coupler arises at the historic moment thus.Existing magnetic coupler governing system produces magnetic field with permanent magnet mostly, and magnetic field is passed air gap principal and subordinate, moving axis are coupled, and regulates coupled magnetic field size realization speed governing by regulating air gap.This permanent magnetic speed-adjusting system utilizes permanent magnet to realize the demagnetization phenomenon of the inevitable permanent magnet of speed governing; In order to realize the device of the also necessary equipment one cover adjusting air gap of speed governing, design is complexity.In the occasion of automatic speed regulation, also need to increase servo system, design cost is increased greatly.
The utility model content
Technical problem at above-mentioned existence, the purpose of this utility model is to provide a kind of electromagnetic speed-adjusting driving system efficiently, this system can effectively improve transmission efficiency, reduce loss, this system replaces permanent magnet with electromagnet, avoid the demagnetization phenomenon, under the situation of fixing air gap, can also realize speed governing.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of electromagnetic speed-adjusting driving system, comprise the power shaft of concentric setting and output shaft, the electromagnetic rotor that links to each other with power shaft, the conductor rotor that links to each other with output shaft, link to each other with power supply be sleeved on slip ring on the power shaft, the conductor surface of described conductor rotor and the magnetic pole strength of electromagnetic rotor are corresponding to be provided with, between form fixing air gap.
Described electromagnetic rotor is made up of iron core, coil on iron core, and coil electricity makes the iron core two ends produce magnetic pole.
Be set with two slip rings on the described power shaft, connect the positive and negative electrode of power supply respectively by brush, form current path, in the electromagnetic rotor iron core, produce magnetic field.
The size that produces magnetic field in the iron core is controlled by current controller, and pole polarity is by the decision of coil winding direction, and opposite setting of adjacent electromagnets polarity is that N, S are arranged alternately.
The iron core ovalize or the circle of described electromagnetic rotor.
Described power shaft inner core is equipped with the lead of tape insulation skin, and lead connects two slip rings and iron-core coil constitutes current circuit.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is directly to change rotating speed by the current controller control flows through the size of current of electromagnet coil, there is not corresponding mechanical device to participate in rotational speed regulation, when the design closed loop automatic control system, can avoid servo electrical machinery system, make system configuration simpler.
Two groups of electromagnetic rotors of the utility model are respectively in that N, the S of periphery electromagnet extremely all are arranged alternately separately, be equiped with the iron backing in the inside of the copper conducting ring of conductor rotor both sides and the another side of two groups of electromagnetic rotors, help reducing the loop magnetic resistance, form closed magnetic circuit, improve system effectiveness.
Description of drawings
Fig. 1 is a horizontal cross of the present utility model.
Fig. 2 is the enlarged drawing of A-A section among Fig. 1.
Fig. 3 is the right view of electromagnetic rotor among Fig. 1.
Fig. 4 is the left view of conductor rotor among Fig. 1.
Fig. 5 is an electromagnetic rotor left view among Fig. 1.
Fig. 6 is the enlarged drawing of B-B section among Fig. 1.
Among the figure: 1-power shaft 2-brush 3-slip ring 4-lead 4 '-the radial bore 19-air gap 20-steelframe of lead 4 " lead 5-iron lining 6-coil 7-iron core 8-cage rotor 8 '-steel disk 8 "-steel disk 9-conductor rotor 10-copper conducting ring 11-output shaft 12-lead 13-current controller 14-power supply 15-nut 16-copper cap 17-iron backing 18-cylinder
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
See Fig. 1, a kind of electromagnetic speed-adjusting driving system, comprise the power shaft 1, output shaft 11 of concentric setting, electromagnetic rotor, the conductor rotor 9 that links to each other with output shaft 11, the conductor surface of conductor rotor 9 and the corresponding setting of magnetic pole strength of electromagnetic rotor that links to each other with power shaft 1, between the air gap fixed of formation.
Electromagnetic rotor by iron core 7, coil 6 on the iron core 7 and steel disk 8 ' or steel disk 8 " form; steel disk 8 ' " the spacing fixed symmetrical is arranged on the both sides of conductor rotor 9 with steel disk 8, iron core 7 is provided with screw thread, and iron core 7 penetrates that steel disk 8 ' (or steel disk 8 ") is fixing with nut 15 by iron lining 5.Symmetrically arranged steel disk 8 ' " constitute cage rotors 8 with the iron core 7 that is provided with on the disk, coil 6, steelframe 20 on iron core 7 with steel disk 8.
The brush 2 that slip ring 3 is set on the power shaft 1, be close to slip ring 3 is received on the control power supply 14 by lead 12, current controller 13, and the other end of slip ring 3 is connected on the coil 6 of iron core 7 by lead 4.Be set with two slip rings 3 on the power shaft 1, connect the positive and negative electrode of power supply respectively by brush, form current path, in electromagnetism electromagnetic rotor iron core, produce magnetic field.
Conductor rotor 9 is made up of the disc steel plate, is installed on the output shaft 11 with cage rotor 8 is axially concentric.Conductor rotor 9 is passed one of them fixedly permanent magnetic rotation disc 8 " interior ring end; stretch in the cage rotor 8; and copper conducting ring 10 and iron backing 17 are installed on the face relative with electromagnetic rotor, cage rotor 8, conductor rotor 9 are fixed on input 1, the output shaft 11 by nut 16 respectively.The conductor surface of conductor rotor and the magnetic pole strength of electromagnetic rotor are corresponding to be provided with, between form fixing air gap.
As shown in Figure 1, slip ring 3 is sleeved on the cylindrical shape power shaft 1, and the lead 4 of the tape insulation skin that the power shaft cylinder interior is laid connects slip ring 3 by the radial bore 18 of cylinder.Source current is by lead 12, current controller 13, brush 2, slip ring 3, be added on the coil 6 via lead 4.See Fig. 2, lead 4 by lead 4 ' and lead 4 " form, be connected with input, the output of electric current respectively.According to the quantity of iron core determine lead 4 ' and lead 4 " radical.
As Fig. 1, shown in Figure 3,7 magnetization produce N, the S utmost point at its two ends thereby the hot-wire coil 6 that connects power supply makes iron core, different direction of winding flow directions is opposite, thereby the N, the S polarity that produce are also opposite, in order to reduce the magnetic circuit magnetic resistance, improve system effectiveness, adjacent iron-core coil direction of winding is opposite, and the magnetic pole of generation is also opposite, finally reaches N, the S utmost point is arranged alternately, power shaft 1 right-hand member has projection, and combining with the groove of steel disk 8 ' interior circular hole makes its synchronous rotation.At the power shaft high order end nut is installed and prevents cage rotor 8 slippage vertically.
As Fig. 1, shown in Figure 4, described copper conducting ring 10 is embedded on the conductor rotor 9, and its inside is equiped with iron backing 17, help magnetic circuit formation, reduce magnetic circuit magnetic resistance, improve the operating efficiency of system.
As Fig. 1, shown in Figure 5, steel disk 8 " on installation and steel disk 8 ' upper core 7, coil 6, nut 15 and the iron of iron core 7, coil 6, nut 15 and iron lining 5 to serve as a contrast 5 installation identical.
As Fig. 1, Fig. 3, shown in Figure 5, steel disk 8 ' with steel disk 8 " on the iron core and the laying method of coil identical.
As shown in Figure 6, lead 4 is laid on the sectional drawing of steelframe 20 inside.
As Fig. 1, shown in Figure 6, lead 4 by be laid on steel disk 8 ' and steelframe 20 inside be wrapped in steel disk 8 " in iron core 7 on.
The course of work of the present utility model is: after power supply 14 was connected, the hot-wire coil 6 of ribbon core produced magnetic field, and iron core 7 two ends are divided into N, the S utmost point.When power shaft 1 drives cage rotor 8 rotations, will produce the rotating magnetic field of respective change in the space, produce electric current in the copper conducting ring 10 of the magnetic field conductor rotor 9 over there that changes, electric current produces moment in magnetic field, finally drive the equidirectional with it rotation of conductor rotor.Because the air gap 19 between electromagnetic rotor and the conductor rotor is constant, the size of current final decision electromagnetic rotor of electromagnetic rotor coil 6 of flowing through is applied to the moment size on the conductor rotor, therefore when the needs speed governing, only need to change the purpose that electric current can reach speed governing by current controller 13.Behind the excision power supply, power shaft has rotating speed, but it does not produce moment to output shaft, is equivalent to automatic unloading, therefore when a plurality of load of input driven by motor, not only can control each load rotating speed separately but also can realize loading and unloading by this electromagnetic speed regulation system.After in addition output speed being compared with given rotating speed the result is input to current controller, changes the size of electric current by current controller, thereby realize the closed-loop control of system easily, reach the purpose of automatic control speed governing.

Claims (6)

1. electromagnetic speed-adjusting driving system, it is characterized in that, comprise the power shaft of concentric setting and output shaft, the electromagnetic rotor that links to each other with power shaft, the conductor rotor that links to each other with output shaft, link to each other with power supply be sleeved on slip ring on the power shaft, the conductor surface of described conductor rotor and the magnetic pole strength of electromagnetic rotor are corresponding to be provided with, between form fixing air gap.
2. a kind of electromagnetic speed-adjusting driving system according to claim 1 is characterized in that, described electromagnetic rotor is made up of iron core, coil on iron core, and coil electricity makes the iron core two ends produce magnetic pole.
3. a kind of electromagnetic speed-adjusting driving system according to claim 2 is characterized in that, is set with two slip rings on the described power shaft, connects the positive and negative electrode of power supply respectively by brush, forms current path, produces magnetic field in the electromagnetic rotor iron core.
4. according to claim 2 or 3 described a kind of electromagnetic speed-adjusting driving systems, it is characterized in that opposite setting of adjacent electromagnets polarity is that N, S are arranged alternately in the iron core.
5. according to claim 2 or 3 described a kind of electromagnetic speed-adjusting driving systems, it is characterized in that the iron core ovalize or the circle of described electromagnetic rotor.
6. according to claim 2 or 3 described a kind of electromagnetic speed-adjusting driving systems, it is characterized in that described power shaft inner core is equipped with the lead of tape insulation skin, lead connects two slip rings and iron-core coil constitutes current circuit.
CN2010201946728U 2010-05-19 2010-05-19 Electromagnetic speed regulation driving system Expired - Lifetime CN201682444U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201946728U CN201682444U (en) 2010-05-19 2010-05-19 Electromagnetic speed regulation driving system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201946728U CN201682444U (en) 2010-05-19 2010-05-19 Electromagnetic speed regulation driving system

Publications (1)

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CN201682444U true CN201682444U (en) 2010-12-22

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CN2010201946728U Expired - Lifetime CN201682444U (en) 2010-05-19 2010-05-19 Electromagnetic speed regulation driving system

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CN (1) CN201682444U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101860281A (en) * 2010-05-19 2010-10-13 鞍山钦元节能设备制造有限公司 Electromagnetic speed-adjusting driving system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101860281A (en) * 2010-05-19 2010-10-13 鞍山钦元节能设备制造有限公司 Electromagnetic speed-adjusting driving system

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C14 Grant of patent or utility model
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ASS Succession or assignment of patent right

Owner name: ANSHAN MAGNA MAGNETIC POWER CO., LTD.

Free format text: FORMER OWNER: ANSHAN QINYUAN ENERGY-SAVING EQUIPMENT MANUFACTURING CO., LTD.

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Free format text: CORRECT: ADDRESS; FROM: 114000 DADAOWAN INDUSTRIAL PARK, ANSHAN CITY, LIAONING PROVINCE TO: 114000 NO. 42, EAST MINSHENG ROAD, TIEDONG DISTRICT, ANSHAN CITY, LIAONING PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20110318

Address after: 114000 No. 42 East Minsheng Road, Anshan, Liaoning

Patentee after: Anshan sodium Magnet Power Co., Ltd.

Address before: 114000 Industrial Zone, Da Dao Wan, Liaoning, Anshan

Patentee before: Anshan Qinyuan Energy-saving Equipment Manufacturing Co., Ltd.

ASS Succession or assignment of patent right

Owner name: LIAONING MAGNA TECHNOLOGY CO., LTD.

Free format text: FORMER OWNER: ANSHAN MAGNA MAGNETIC POWER CO., LTD.

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Address after: 114020 Anshan city of Liaoning Province Qianshan District's Saddle Road No. 22

Patentee after: Liaoning sodium Technology Co., Ltd.

Address before: 114000 No. 42 East Minsheng Road, Anshan, Liaoning

Patentee before: Anshan sodium Magnet Power Co., Ltd.

C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 114020 Anshan city of Liaoning Province Qianshan District's Saddle Road No. 22

Patentee after: MAGNA MAGNETOMOTIVE CO., LTD.

Address before: 114020 Anshan city of Liaoning Province Qianshan District's Saddle Road No. 22

Patentee before: Liaoning sodium Technology Co., Ltd.

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Denomination of utility model: Electromagnetic speed-adjusting driving system

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