CN105958765A - AC asynchronous motor capable of adapting to a double-voltage system and realizing adjustment on parallel branch quantity - Google Patents
AC asynchronous motor capable of adapting to a double-voltage system and realizing adjustment on parallel branch quantity Download PDFInfo
- Publication number
- CN105958765A CN105958765A CN201610360367.3A CN201610360367A CN105958765A CN 105958765 A CN105958765 A CN 105958765A CN 201610360367 A CN201610360367 A CN 201610360367A CN 105958765 A CN105958765 A CN 105958765A
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- phase coil
- binding post
- tail end
- group
- row binding
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K17/00—Asynchronous induction motors; Asynchronous induction generators
- H02K17/02—Asynchronous induction motors
- H02K17/12—Asynchronous induction motors for multi-phase current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Windings For Motors And Generators (AREA)
Abstract
The invention relates to an AC asynchronous motor, particularly relates to the AC asynchronous motor capable of adapting to a double-voltage system and realizing adjustment on the parallel branch quantity and solves a problem that an AC asynchronous motor in the prior art can not satisfy demands of change of a voltage system. The AC asynchronous motor comprises a stator winding and a wiring box, wherein the stator winding comprises first, second, third and fourth three-phase windings, an inner chamber of the wiring box is respectively equipped with five columns of wiring terminals, two sets of rotary leading wires and four sets of internal connection leading wires, each column of wiring terminals comprises three wiring terminals, each set of rotary leading wires comprises three rotary leading wires, and each set of internal connection leading wires comprises three internal connection leading wires. The AC asynchronous motor is applicable to various fields.
Description
Technical field
The present invention relates to AC asynchronous motor, a kind of adjustable parallel branch number AC asynchronous motor adapting to twin voltage standard.
Background technology
AC asynchronous motor has simple in construction, the advantage such as reliable, easy to maintenance because of it, and is widely used in every field.Under prior art conditions, AC asynchronous motor is limited because of himself structure, is generally difficult to meet the demand of change voltage form.Specifically, in existing AC asynchronous motor, the parallel branch number of stator winding immobilizes (being i.e. not available for adjusting), and therefore it is only capable of meeting the operating mode that a kind of voltage form is powered.If voltage form to be changed, then need the AC asynchronous motor remanufacturing different parameters to meet the demand changing voltage form, thus bring that manufacturing effort is big, manufacturing cost is high, the problem of manufacturing cycle length, poor universality.Based on this, it is necessary to invent a kind of brand-new AC asynchronous motor, to solve the problem that existing AC asynchronous motor is difficult to meet the demand of change voltage form.
Summary of the invention
The present invention is to solve the problem that existing AC asynchronous motor is difficult to meet the demand of change voltage form, it is provided that a kind of adjustable parallel branch number AC asynchronous motor adapting to twin voltage standard.
The present invention adopts the following technical scheme that realization:
A kind of adjustable parallel branch number AC asynchronous motor adapting to twin voltage standard, including stator winding, rosette；
Described stator winding includes first to fourth three-phase windings；Described first three-phase windings includes a U phase coil, a V phase coil, a W phase coil；Described second three-phase windings includes the 2nd U phase coil, the 2nd V phase coil, the 2nd W phase coil；Described 3rd three-phase windings includes the 3rd U phase coil, the 3rd V phase coil, the 3rd W phase coil；Described 4th three-phase windings includes the 4th U phase coil, the 4th V phase coil, the 4th W phase coil；
The inner chamber of rosette is separately installed with five row binding posts, two groups of rotating leads, four groups of internal connecting lead wires；Each column binding post all includes three binding posts；Often group rotating lead all includes three rotating leads；Often the internal connecting lead wire of group all includes three internal connecting lead wires；
First row binding post connects one to one with secondary series binding post；Tail end and the 3rd row binding post one_to_one corresponding of first group of rotating lead are rotatably connected；Tail end and the 4th row binding post one_to_one corresponding of second group of rotating lead are rotatably connected；
The tail end of first group of internal connecting lead wire connects one to one with secondary series binding post；Head end and the tail end of a U phase coil, the tail end of a V phase coil, the tail end of a W phase coil of first group of internal connecting lead wire connect one to one；Tail end and the 3rd row binding post of second group of internal connecting lead wire connect one to one；Head end and the tail end of the 3rd U phase coil, the tail end of the 3rd V phase coil, the tail end of the 3rd W phase coil of second group of internal connecting lead wire connect one to one；Tail end and the 4th row binding post of the 3rd group of internal connecting lead wire connect one to one；Head end and the tail end of the 2nd U phase coil, the tail end of the 2nd V phase coil, the tail end of the 2nd W phase coil of the 3rd group of internal connecting lead wire connect one to one；Tail end and the 5th row binding post of the 4th group of internal connecting lead wire connect one to one；Head end and the tail end of the 4th U phase coil, the tail end of the 4th V phase coil, the tail end of the 4th W phase coil of the 4th group of internal connecting lead wire connect one to one.
During work, three-phase power line (U phase power line, V phase power line, W phase power line) is connected one to one with first row binding post.By adjusting the connected mode between rotating lead and binding post, i.e. the parallel branch number (i.e. the connection mode of stator winding) of adjustable stator winding, so that AC asynchronous motor meets the demand of change voltage form.Specific works process is as follows: one, head end and the 4th row binding post of first group of rotating lead are connected one to one, and head end and the 3rd row binding post of second group of rotating lead are connected one to one, can make to connect (as shown in Figure 2), so that the parallel branch number of stator winding is adjusted to one (as shown in Figure 3) between the 3rd row binding post and the 4th row binding post.Now, AC asynchronous motor can meet the operating mode powered such as 1500V.Two, the head end of first group of rotating lead is connected one to one with secondary series binding post, and head end and the 5th row binding post of second group of rotating lead are connected one to one, can make to connect between secondary series binding post and the 3rd row binding post, connect (as shown in Figure 4) between the 4th row binding post and the 5th row binding post, so that the parallel branch number of stator winding is adjusted to two (as shown in Figure 5).Now, AC asynchronous motor can meet the operating mode powered such as 750V.Based on said process, compared with existing AC asynchronous motor, a kind of adjustable parallel branch number AC asynchronous motor of twin voltage standard that adapts to of the present invention is by using brand new, achieve the parallel branch number to stator winding quickly to adjust, so that AC asynchronous motor can quickly meet the demand of change voltage form, thus thoroughly avoid and bring that manufacturing effort is big, manufacturing cost is high, the problem of manufacturing cycle length, poor universality because remanufacturing AC asynchronous motor.
Present configuration is reasonable, it is ingenious to design, and efficiently solves the problem that existing AC asynchronous motor is difficult to meet the demand of change voltage form, it is adaptable to every field.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 be in the present invention the first duty of rotating lead with reference to figure.
Fig. 3 be in the present invention the first duty of stator winding with reference to figure.
Fig. 4 is that the second duty of rotating lead in the present invention is with reference to figure.
Fig. 5 is that the second duty of stator winding in the present invention is with reference to figure.
In figure: 1-stator winding, 2-rosette, 3-binding post, 4-rotating lead, the internal connecting lead wire of 5-, 6-insulate chock, 7-three-phase power line.
Detailed description of the invention
A kind of adjustable parallel branch number AC asynchronous motor adapting to twin voltage standard, including stator winding 1, rosette 2；
Described stator winding 1 includes first to fourth three-phase windings；Described first three-phase windings includes a U phase coil U1, a V phase coil V1, a W phase coil W1；Described second three-phase windings includes the 2nd U phase coil U2, the 2nd V phase coil V2, the 2nd W phase coil W2；Described 3rd three-phase windings includes the 3rd U phase coil U3, the 3rd V phase coil V3, the 3rd W phase coil W3；Described 4th three-phase windings includes the 4th U phase coil U4, the 4th V phase coil V4, the 4th W phase coil W4；
The inner chamber of rosette 2 is separately installed with the internal connecting lead wire 5 of 3, two groups of rotating leads of five row binding posts 4, four groups；Each column binding post 3 all includes three binding posts 3；Often group rotating lead 4 all includes three rotating leads 4；Often the internal connecting lead wire 5 of group all includes three internal connecting lead wires 5；
First row binding post 3 connects one to one with secondary series binding post 3；Tail end and the 3rd row binding post 3 one_to_one corresponding of first group of rotating lead 4 are rotatably connected；Tail end and the 4th row binding post 3 one_to_one corresponding of second group of rotating lead 4 are rotatably connected；
The tail end of first group of internal connecting lead wire 5 connects one to one with secondary series binding post 3；Head end and the tail end of a U phase coil U1, the tail end of a V phase coil V1, the tail end of a W phase coil W1 of first group of internal connecting lead wire 5 connect one to one；Tail end and the 3rd row binding post 3 of second group of internal connecting lead wire 5 connect one to one；Head end and the tail end of the 3rd U phase coil U3, the tail end of the 3rd V phase coil V3, the tail end of the 3rd W phase coil W3 of second group of internal connecting lead wire 5 connect one to one；Tail end and the 4th row binding post 3 of the 3rd group of internal connecting lead wire 5 connect one to one；Head end and the tail end of the 2nd U phase coil U2, the tail end of the 2nd V phase coil V2, the tail end of the 2nd W phase coil W2 of the 3rd group of internal connecting lead wire 5 connect one to one；Tail end and the 5th row binding post 3 of the 4th group of internal connecting lead wire 5 connect one to one；Head end and the tail end of the 4th U phase coil U4, the tail end of the 4th V phase coil V4, the tail end of the 4th W phase coil W4 of the 4th group of internal connecting lead wire 5 connect one to one.
Also include the chock 6 that insulate；
When connecting between the 3rd row binding post 3 and the 4th row binding post 3, the number of insulation chock 6 is two groups, and often group insulation chock 6 all includes three insulation chocks 6；First group of insulation chock 6 is installed between secondary series binding post 3 and the 3rd row binding post 3；Second group of insulation chock 6 is installed between the 4th row binding post 3 and the 5th row binding post 3；
Between secondary series binding post 3 and the 3rd row binding post 3 connect, between the 4th row binding post 3 and the 5th row binding post 3 connect time, insulation chock 6 number be one group, this group insulation chock 6 include three insulation chocks 6；This group insulation chock 6 is installed between the 3rd row binding post 3 and the 4th row binding post 3.During work, the effect of insulation chock is that the adjacent two row binding posts to access failure carry out electrical isolation, thereby guarantees that the safe operation of AC asynchronous motor.
When being embodied as, the sidewall of described rosette 2 is through offers connection jaws.During work, by connection jaws, three-phase power line can be introduced the inner chamber of rosette and connect one to one with first row binding post.Described rotating lead 4 goes between for lamellar.
Claims (4)
1. the adjustable parallel branch number AC asynchronous motor adapting to twin voltage standard, it is characterised in that: include stator winding (1), rosette (2)；
Described stator winding (1) includes first to fourth three-phase windings；Described first three-phase windings includes a U phase coil (U1), a V phase coil (V1), a W phase coil (W1)；Described second three-phase windings includes the 2nd U phase coil (U2), the 2nd V phase coil (V2), the 2nd W phase coil (W2)；Described 3rd three-phase windings includes the 3rd U phase coil (U3), the 3rd V phase coil (V3), the 3rd W phase coil (W3)；Described 4th three-phase windings includes the 4th U phase coil (U4), the 4th V phase coil (V4), the 4th W phase coil (W4)；
The inner chamber of rosette (2) is separately installed with five row binding posts (3), two groups of rotating leads (4), four groups of internal connecting lead wires (5)；Each column binding post (3) all includes three binding posts (3)；Often organize rotating lead (4) and all include three rotating leads (4)；Often the internal connecting lead wire (5) of group all includes three internal connecting lead wires (5)；
First row binding post (3) connects one to one with secondary series binding post (3)；Tail end and the 3rd row binding post (3) one_to_one corresponding of first group of rotating lead (4) are rotatably connected；Tail end and the 4th row binding post (3) one_to_one corresponding of second group of rotating lead (4) are rotatably connected；
The tail end of first group of internal connecting lead wire (5) connects one to one with secondary series binding post (3)；Head end and the tail end of a U phase coil (U1), the tail end of a V phase coil (V1), the tail end of a W phase coil (W1) of first group of internal connecting lead wire (5) connect one to one；Tail end and the 3rd row binding post (3) of second group of internal connecting lead wire (5) connect one to one；Head end and the tail end of the 3rd U phase coil (U3), the tail end of the 3rd V phase coil (V3), the tail end of the 3rd W phase coil (W3) of second group of internal connecting lead wire (5) connect one to one；Tail end and the 4th row binding post (3) of the 3rd group of internal connecting lead wire (5) connect one to one；Head end and the tail end of the 2nd U phase coil (U2), the tail end of the 2nd V phase coil (V2), the tail end of the 2nd W phase coil (W2) of the 3rd group of internal connecting lead wire (5) connect one to one；Tail end and the 5th row binding post (3) of the 4th group of internal connecting lead wire (5) connect one to one；Head end and the tail end of the 4th U phase coil (U4), the tail end of the 4th V phase coil (V4), the tail end of the 4th W phase coil (W4) of the 4th group of internal connecting lead wire (5) connect one to one.
A kind of adjustable parallel branch number AC asynchronous motor adapting to twin voltage standard the most according to claim 1, it is characterised in that: also include the chock (6) that insulate；
When connecting between the 3rd row binding post (3) and the 4th row binding post (3), the number of insulation chock (6) is two groups, and often group insulation chock (6) all includes three insulation chock (6)；First group of insulation chock (6) is installed between secondary series binding post (3) and the 3rd row binding post (3)；Second group of insulation chock (6) is installed between the 4th row binding post (3) and the 5th row binding post (3)；
Between secondary series binding post (3) and the 3rd row binding post (3) connect, between the 4th row binding post (3) and the 5th row binding post (3) connection time, the number of insulation chock (6) is one group, and this group insulation chock (6) includes three insulation chock (6)；This group insulation chock (6) is installed between the 3rd row binding post (3) and the 4th row binding post (3).
A kind of adjustable parallel branch number AC asynchronous motor adapting to twin voltage standard the most according to claim 1 and 2, it is characterised in that: the sidewall of described rosette (2) is through offers connection jaws.
A kind of adjustable parallel branch number AC asynchronous motor adapting to twin voltage standard the most according to claim 1 and 2, it is characterised in that: described rotating lead (4) is lamellar lead-in wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610360367.3A CN105958765B (en) | 2016-05-28 | 2016-05-28 | A kind of adjustable parallel branch number AC asynchronous motor for adapting to twin voltage standard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610360367.3A CN105958765B (en) | 2016-05-28 | 2016-05-28 | A kind of adjustable parallel branch number AC asynchronous motor for adapting to twin voltage standard |
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| Publication Number | Publication Date |
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| CN105958765A true CN105958765A (en) | 2016-09-21 |
| CN105958765B CN105958765B (en) | 2018-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586459A (en) * | 2017-09-29 | 2019-04-05 | 比亚迪股份有限公司 | Stator module and preparation method thereof |
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| CN102142728A (en) * | 2010-11-22 | 2011-08-03 | 常州市裕成富通电机有限公司 | Variable frequency motor for electric vehicle and connection method for conversion windings of variable frequency motor |
| CN103746515A (en) * | 2013-10-21 | 2014-04-23 | 广东威灵电机制造有限公司 | Serial-parallel conversion device of three-phase motor winding and three-phase motor device |
| CN104578606A (en) * | 2015-01-26 | 2015-04-29 | 聊城职业技术学院 | Switch reluctance motor capable of adjusting rated speed |
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2016
- 2016-05-28 CN CN201610360367.3A patent/CN105958765B/en active Active
Patent Citations (6)
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| CN101741192A (en) * | 2008-11-07 | 2010-06-16 | 本田技研工业株式会社 | Coil structure, coil connection control apparatus, and magnetic electricity generator |
| CN201422041Y (en) * | 2009-04-28 | 2010-03-10 | 中山大洋电机股份有限公司 | Motor suitable for two kinds of voltage |
| CN101982924A (en) * | 2010-10-27 | 2011-03-02 | 徐志瑶 | Design method for variable-frequency driven double-rated frequency three-phase motor |
| CN102142728A (en) * | 2010-11-22 | 2011-08-03 | 常州市裕成富通电机有限公司 | Variable frequency motor for electric vehicle and connection method for conversion windings of variable frequency motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586459A (en) * | 2017-09-29 | 2019-04-05 | 比亚迪股份有限公司 | Stator module and preparation method thereof |
| CN109586459B (en) * | 2017-09-29 | 2020-11-20 | 比亚迪股份有限公司 | Stator assembly and preparation method thereof |
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| Publication number | Publication date |
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| CN105958765B (en) | 2018-03-30 |
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