CN110022022B - Speed-regulating motor - Google Patents
Speed-regulating motor Download PDFInfo
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- CN110022022B CN110022022B CN201910303903.XA CN201910303903A CN110022022B CN 110022022 B CN110022022 B CN 110022022B CN 201910303903 A CN201910303903 A CN 201910303903A CN 110022022 B CN110022022 B CN 110022022B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
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Abstract
The invention provides a speed regulating motor which comprises a L type winding tap speed regulating motor structure and a speed regulating main winding, wherein a public wiring of the L type winding tap speed regulating motor structure is connected with one end of the speed regulating main winding, at least one middle tap is arranged on the speed regulating main winding, the public wiring of the L type winding tap speed regulating motor structure and each middle tap of the speed regulating main winding are respectively used as zero lines with different rotating speeds, and gear wiring with different rotating speeds is formed between a gear line of the L type winding tap speed regulating motor structure and the zero lines with different rotating speeds.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a speed-regulating motor.
Background
The utility model provides a L type winding tap buncher, its design cost is lower, full rate of groove is easy to control, but traditional buncher often appears the low-grade problem that efficiency is low excessively under the condition that the gear is many, can't satisfy the customer that requires higher low-grade efficiency, and the temperature rise is higher when traditional buncher low-grade operation, the condition that is difficult to start appears easily in low-grade moment undersize under the too big condition of slip ratio, in addition, when traditional L type motor speed governing mode is greater than more than 3 at the gear, the stator is because the joint is too much, be unfavorable for stator tip wiring, the end height is difficult to control, the production degree of difficulty is big, low efficiency, relative cost is higher.
Disclosure of Invention
In view of the above problems, the present invention provides a speed-regulating motor, which solves the problems of low-gear efficiency, small low-gear starting torque, high temperature rise and difficult wiring inside the motor of the conventional speed-regulating motor under the condition of multiple gears.
The embodiment of the invention provides a speed regulating motor which comprises an L type winding tap speed regulating motor structure and a speed regulating main winding, wherein a public connection wire of the L type winding tap speed regulating motor structure is connected with one end of the speed regulating main winding, at least one middle tap is arranged on the speed regulating main winding, the public connection wire of the L type winding tap speed regulating motor structure and each middle tap of the speed regulating main winding are respectively used as zero lines with different rotating speeds, and gear connections with different rotating speeds are formed between a gear line of the L type winding tap speed regulating motor structure and the zero lines with different rotating speeds.
Optionally, the L type winding tap speed regulating motor structure includes a start main winding, an auxiliary winding and a start capacitor, one end of the start main winding is connected with one end of the auxiliary winding, the other end of the start main winding is connected with one end of the start capacitor, the other end of the auxiliary winding is connected with the other end of the start capacitor, the start main winding and a contact outgoing line of the start capacitor serve as a common connection line of the L type winding tap speed regulating motor structure, the start main winding and a contact outgoing line of the auxiliary winding and each middle tap of the auxiliary winding serve as a gear position line of the L type winding tap speed regulating motor structure.
Optionally, at least one intermediate tap is provided on the secondary winding.
Optionally, the secondary winding comprises a plurality of windings connected in series, and adjacent two windings are connected through a tap.
Optionally, the start main winding comprises a plurality of windings connected in series, and adjacent two windings are connected through a tap.
Optionally, the start-up main winding is spatially at a predetermined angular phase angle with the secondary winding.
Optionally, the speed regulating motor further comprises a thermal protector, and the common connection of the L type winding tap speed regulating motor structure is connected with the speed regulating main winding through the thermal protector.
Optionally, the speed-regulating motor further comprises a speed-regulating capacitor;
one end of the speed regulating capacitor is connected with a gear line of the L type winding tap speed regulating motor structure, and the other end of the speed regulating capacitor is used as a gear wiring line of an ultra-low rotating speed.
Optionally, two intermediate taps are provided on the speed regulation main winding.
In another aspect of the embodiment of the present invention, a home appliance is further provided, where the home appliance includes the adjustable-speed motor described above.
According to the speed regulating motor provided by the embodiment of the invention, the speed regulating main winding is connected in series with the common connection wire (namely the zero wire) of the traditional L type winding tap speed regulating motor structure, the common connection wire of the L type winding tap speed regulating motor structure and each middle tap of the speed regulating main winding are respectively used as the zero wires of the speed regulating motor with different rotating speeds, gear connection wires with different rotating speeds of the speed regulating motor are formed between the gear line of the L type winding tap speed regulating motor structure and the zero wires with different rotating speeds, and the rotating speed gears of the traditional L type winding tap speed regulating motor with multiple times are obtained under the state of the same number of gear outgoing line joints, so that the low-gear working efficiency of the motor is improved, the temperature rise is reduced, and the service.
The household appliance provided by the embodiment of the invention can realize multi-gear operation of the household appliance, improve the low-gear working efficiency of the motor, reduce the temperature rise and further prolong the service life of the speed regulating motor and the household appliance.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of an adjustable speed motor according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an adjustable speed motor according to another embodiment of the invention;
FIG. 3 is a schematic structural diagram of an adjustable speed motor according to another embodiment of the present invention;
fig. 4 is a schematic structural diagram of an adjustable speed motor according to another embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
In the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent.
In addition, unless otherwise specified or limited, it should be noted that, if there are terms such as "mounted," "connected," and the like, they should be interpreted broadly, for example, they may be mechanically connected, electrically connected, or pneumatically connected, or they may be connected internally, directly, or indirectly through an intermediate medium, and those skilled in the art can understand the specific meaning of the terms according to specific situations.
The embodiment of the invention provides a speed regulating motor, which aims to solve the problems of multiple gears, low-gear efficiency, difficult wiring in the motor (for example, if a tap speed regulating mode actually taps 6 gears, the number of joints is large, the wire arrangement is not facilitated, the terminal height is not easy to control), small low-gear starting torque, high temperature rise and the like of the traditional speed regulating motor.
Fig. 1 is a schematic structural diagram of a speed-regulating motor according to an embodiment of the present invention, as shown in fig. 1, the speed-regulating motor according to the embodiment of the present invention includes an L-type winding tap speed-regulating motor structure 10 and a speed-regulating main winding 20, a common connection N1 of the L-type winding tap speed-regulating motor structure 10 is connected to one end of the speed-regulating main winding 20, at least one middle tap is disposed on the speed-regulating main winding 20, the common connection N1 of the L-type winding tap speed-regulating motor structure 10 and each middle tap of the speed-regulating main winding 20 are respectively used as zero lines with different rotation speeds, gear connections with different rotation speeds are formed between a gear line of the L-type winding tap speed-regulating motor structure 10 and the zero lines with different rotation speeds, when different zero lines are connected, multiple gears with different rotation speeds corresponding to a current zero line can be output, that is, so that a gear rotation speed several times of a conventional L-.
As shown in fig. 2, the L-type winding tap speed-regulating motor structure 10 includes a start main winding 101, an auxiliary winding 102, and a start capacitor 103, where one end of the start main winding 101 is connected to one end of the auxiliary winding 102, the other end of the start main winding 101 is connected to one end of the start capacitor 103, the other end of the auxiliary winding 102 is connected to the other end of the start capacitor 103, a connection lead-out line of the start main winding 101 and the start capacitor 103 serves as a common connection line of the L-type winding tap speed-regulating motor structure 10, and a connection lead-out line of the start main winding 101 and the auxiliary winding 102 and each intermediate tap of the auxiliary winding 102 serve as a shift line of the L-type winding tap speed-regulating motor structure 10.
Wherein the starting main winding 101 and the secondary winding 102 are spatially at a phase angle of a predetermined angle. Preferably, the phase angle of the predetermined angle may be 90 °.
Further, the speed regulating motor further comprises a thermal protector 30, and a common connection of the L type winding tap speed regulating motor structure, namely a connection point outgoing line of the starting main winding 101 and the starting capacitor 103, is connected with the speed regulating main winding 20 through the thermal protector 30.
Wherein at least one intermediate tap is arranged on the secondary winding.
In a specific embodiment, two middle taps are arranged on the secondary winding, and two middle taps are arranged on the speed regulation main winding.
In this embodiment, the speed-regulating motor mainly comprises a starting main winding, a speed-regulating main winding, an auxiliary winding and a starting capacitor, wherein the starting main winding, the auxiliary winding and the starting capacitor form an L-type winding tap speed-regulating motor structure, specifically, one end of the starting main winding is connected with one end of the auxiliary winding, the other end of the starting main winding is connected with one end of the starting capacitor, the other end of the auxiliary winding is connected with the other end of the capacitor, a connection point outgoing line of the starting main winding and the starting capacitor is connected with one end of the speed-regulating main winding, the speed-regulating main winding is provided with two middle taps, the connection point outgoing line of the starting main winding and the starting capacitor and each middle tap of the speed-regulating main winding are respectively used as zero lines N with different rotating speeds1、 N2、N3The connection point outgoing line of the starting main winding and the secondary winding and each middle tap of the secondary winding are respectively connected with the zero line N with different rotating speeds1、N2、N3The gear connection wires H, M and L corresponding to different rotating speeds are formed between the two gears, namely different zero lines are connected, H/M/L gears with different rotating speeds can be output, and multiple gear rotating speeds of the traditional L tap speed regulation mode can be obtained.
In the embodiment, the gear rotating speed multiplied by the traditional L tap speed regulation mode can be obtained by changing the zero line tap of the speed regulation main winding, when three gears H/M/L are led out from the auxiliary winding, two zero lines N1/N2 are respectively led out from the speed regulation main winding, 2 x 3 is actually output by the motor as 6 gears with different rotating speeds, and if three zero lines N1/N2/N3 are led out from the speed regulation main winding, 3 is actually output by the motor as 9 gears with different rotating speeds.
According to the invention, the speed-regulating main winding connected with the starting main winding in series is designed between the thermal protector and the zero line, and a plurality of zero lines are tapped, so that the effect of doubling the gear is achieved; the working efficiency of the low-grade motor is improved, and the temperature rise is reduced, so that the service life of the motor is indirectly prolonged; under the condition of multiple gears, the motor lead-out wire has fewer joints, is convenient to arrange wires, has high end and is easy to control, the cost is reduced, and the market competitiveness of the product is improved.
Fig. 3 is a schematic structural diagram of an adjustable speed motor according to another embodiment of the present invention. As shown in fig. 3, the secondary winding may include a plurality of windings connected in series, and adjacent two windings are connected by a tap. At least one intermediate tap may be provided on each winding.
Fig. 4 is a schematic structural diagram of an adjustable speed motor according to another embodiment of the present invention. As shown in fig. 4, the starting main winding includes a plurality of windings connected in series, and two adjacent windings are connected by a tap to meet the requirement of the motor on the starting main winding.
In another specific embodiment, the speed regulating motor further comprises a speed regulating capacitor which is not shown in the figure, one end of the speed regulating capacitor is connected with a gear line of the L type winding tap speed regulating motor structure, and the other end of the speed regulating capacitor is used as a gear connection line of an ultra-low rotating speed.
Specifically, one end of the speed regulating capacitor is connected with a contact outgoing line of the starting main winding 101 and the auxiliary winding 102, the other end of the speed regulating capacitor is used as a gear connection of ultra-low rotating speed, different speed regulating capacitors are arranged, and different ultra-low rotating speed can be obtained. The invention utilizes the principle of capacitance voltage reduction, so that the loss is small and the electromagnetic noise is reduced when the motor runs at an ultra-low speed.
In addition, the embodiment of the invention also provides household electrical appliance equipment, which comprises the speed regulating motor in any embodiment, so that the low-gear working efficiency of the motor is improved, the temperature rise is reduced, and the service lives of the speed regulating motor and the household electrical appliance equipment are prolonged while the multi-gear operation of the household electrical appliance equipment is realized.
According to the speed regulating motor provided by the embodiment of the invention, the speed regulating main winding is connected in series with the common connection wire (namely the zero wire) of the traditional L type winding tap speed regulating motor structure, the common connection wire of the L type winding tap speed regulating motor structure and each middle tap of the speed regulating main winding are respectively used as the zero wires of the speed regulating motor with different rotating speeds, gear connection wires with different rotating speeds of the speed regulating motor are formed between the gear line of the L type winding tap speed regulating motor structure and the zero wires with different rotating speeds, and the rotating speed gears of the traditional L type winding tap speed regulating motor with multiple times are obtained under the state of the same number of gear outgoing line joints, so that the low-gear working efficiency of the motor is improved, the temperature rise is reduced, and the service.
By adopting the household appliance with the speed regulating motor, the low-gear working efficiency of the motor is improved, the temperature rise is reduced while the multi-gear operation of the household appliance is realized, and the service lives of the speed regulating motor and the household appliance are further prolonged.
The above embodiments of the present invention are merely for illustration and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
Those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than others, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. A speed-regulating motor is characterized by comprising an L type winding tap speed-regulating motor structure and a speed-regulating main winding, wherein a public wiring of the L type winding tap speed-regulating motor structure is connected with one end of the speed-regulating main winding, at least one middle tap is arranged on the speed-regulating main winding, the public wiring of the L type winding tap speed-regulating motor structure and each middle tap of the speed-regulating main winding are respectively used as zero lines with different rotating speeds, gear wiring with different rotating speeds is formed between a gear line of the L type winding tap speed-regulating motor structure and the zero lines with different rotating speeds,
the L type winding tap speed regulating motor structure comprises a starting main winding, an auxiliary winding and a starting capacitor, wherein one end of the starting main winding is connected with one end of the auxiliary winding, the other end of the starting main winding is connected with one end of the starting capacitor, the other end of the auxiliary winding is connected with the other end of the starting capacitor, a contact outgoing line of the starting main winding and the starting capacitor serves as a public connection line of the L type winding tap speed regulating motor structure, and contact outgoing lines of the starting main winding and the auxiliary winding and middle taps of the auxiliary winding serve as gear positions of the L type winding tap speed regulating motor structure.
2. An adjustable speed motor according to claim 1, wherein at least one intermediate tap is provided on the secondary winding.
3. The adjustable speed motor of claim 1, wherein the secondary winding comprises a plurality of windings connected in series, and adjacent two windings are connected by a tap.
4. The adjustable speed motor of claim 1, wherein the start main winding comprises a plurality of windings connected in series, and adjacent windings are connected by a tap.
5. The adjustable speed motor of claim 1, wherein the start primary winding is spatially phase-angled with respect to the secondary winding by a predetermined angle.
6. An adjustable speed motor according to any one of claims 1 to 5, further comprising a thermal protector through which the common connection of the L type winding tap adjustable speed motor arrangement is connected to the adjustable speed primary winding.
7. An adjustable speed motor according to any one of claims 1 to 5, further comprising an adjustable speed capacitor;
one end of the speed regulating capacitor is connected with a gear line of the L type winding tap speed regulating motor structure, and the other end of the speed regulating capacitor is used as a gear wiring line of an ultra-low rotating speed.
8. An adjustable speed motor according to any one of claims 1 to 5, wherein two intermediate taps are provided on the adjustable speed main winding.
9. An electrical household appliance comprising an adjustable speed motor according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910303903.XA CN110022022B (en) | 2019-04-16 | 2019-04-16 | Speed-regulating motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910303903.XA CN110022022B (en) | 2019-04-16 | 2019-04-16 | Speed-regulating motor |
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| CN110022022A CN110022022A (en) | 2019-07-16 |
| CN110022022B true CN110022022B (en) | 2020-07-10 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2646948Y (en) * | 2003-06-17 | 2004-10-06 | 中山市大洋电机有限公司 | Shift tapping speed regulating single-phase asynchronous motor |
| CN201860234U (en) * | 2010-10-30 | 2011-06-08 | 中山大洋电机股份有限公司 | Multi-gear speed adjusting single-phase asynchronous motor |
| CN202651945U (en) * | 2011-04-19 | 2013-01-02 | 中山大洋电机制造有限公司 | Novel motor wiring structure |
| CN203014622U (en) * | 2012-12-12 | 2013-06-19 | 常州鼎唐电机有限公司 | Low-vibration single-phase asynchronous capacitance running motor |
| CN104009566A (en) * | 2014-06-17 | 2014-08-27 | 珠海凯邦电机制造有限公司 | Wiring structure of single-phase capacitance running motor |
| CN108233577A (en) * | 2018-02-28 | 2018-06-29 | 广东威灵电机制造有限公司 | Single-phase speed regulating motor |
-
2019
- 2019-04-16 CN CN201910303903.XA patent/CN110022022B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2646948Y (en) * | 2003-06-17 | 2004-10-06 | 中山市大洋电机有限公司 | Shift tapping speed regulating single-phase asynchronous motor |
| CN201860234U (en) * | 2010-10-30 | 2011-06-08 | 中山大洋电机股份有限公司 | Multi-gear speed adjusting single-phase asynchronous motor |
| CN202651945U (en) * | 2011-04-19 | 2013-01-02 | 中山大洋电机制造有限公司 | Novel motor wiring structure |
| CN203014622U (en) * | 2012-12-12 | 2013-06-19 | 常州鼎唐电机有限公司 | Low-vibration single-phase asynchronous capacitance running motor |
| CN104009566A (en) * | 2014-06-17 | 2014-08-27 | 珠海凯邦电机制造有限公司 | Wiring structure of single-phase capacitance running motor |
| CN108233577A (en) * | 2018-02-28 | 2018-06-29 | 广东威灵电机制造有限公司 | Single-phase speed regulating motor |
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