CN207218492U - Single-phase motor - Google Patents
Single-phase motor Download PDFInfo
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- CN207218492U CN207218492U CN201721217623.XU CN201721217623U CN207218492U CN 207218492 U CN207218492 U CN 207218492U CN 201721217623 U CN201721217623 U CN 201721217623U CN 207218492 U CN207218492 U CN 207218492U
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- 238000004804 winding Methods 0.000 claims abstract description 185
- 230000001012 protector Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000003990 capacitor Substances 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005404 monopole Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a single-phase motor. The method comprises the following steps: the main winding comprises a first branch and a second branch, the first end of the first branch and the second end of the second branch are connected to a target point, and the first branch and the second branch are embedded in the same groove when wires are embedded; and the first end of the secondary winding is connected to a target point, and the second end of the secondary winding is connected to a capacitor, wherein the capacitor is used for enabling the current on the main winding and the current on the secondary winding to generate a phase difference. Through the single-phase motor with the winding connection relation, the problem that the connection method of the connection mode of the single-phase motor speed regulation in the related technology is difficult to meet the requirement of cost reduction is solved, and the effect of reducing the cost of the single-phase motor speed regulation connection is achieved.
Description
Technical field
Machine field is the utility model is related to, in particular to a kind of monophase machine.
Background technology
Monopole asynchronous motor has two phase windings at present, and its Universal connection mode connects for main auxiliary winding one end, connects gear
Line, the other end connect the both ends of electric capacity respectively.With motor Market competition, generally by way of optimizing electric machine structure come
Reaching reduces the purpose of cost, but can only be dropped in the case of electric machine structure is fixed by optimizing the mode of connection of electric machine speed regulation
Low cost, and the connection of the mode of connection of electric machine speed regulation general in correlation technique is difficult to meet to reduce cost needs.
It is difficult to the problem of satisfaction reduces cost needs for the connection of the mode of connection of speed regulator of single-phase motor in correlation technique,
Not yet propose effective solution at present.
Utility model content
Main purpose of the present utility model is to provide a kind of monophase machine, to solve speed regulator of single-phase motor in correlation technique
The mode of connection connection be difficult to meet reduce cost needs the problem of.
To achieve these goals, according to one side of the present utility model, there is provided a kind of monophase machine.The motor bag
Include：Main winding, wherein, main winding includes the first branch and the second branch, the first end of the first branch and the second of the second branch
When end is connected to target point, the first branch and second branch's rule in identical groove；Auxiliary winding, wherein, the of auxiliary winding
One end is connected to target point, and the second end of auxiliary winding is connected to electric capacity, wherein, electric capacity be used to making electric current on main winding with it is secondary around
Electric current in group produces phase difference.
Further, the first branch accounts for the ratio of main winding total number of turns and is more than preset ratio, the second end of the first branch with
Electric capacity connects with power line.
Further, the second branch accounts for the ratio of main winding total number of turns and is less than preset ratio, the first end of the second branch with
Gear line connects, wherein, gear line is used for the gear for adjusting monophase machine.
Further, the monophase machine also includes：Thermal protector, wherein, thermal protector is arranged on first with main winding
Hold on the circuit of the electric capacity of connection or be arranged on gear line, wherein, gear line is used for the gear for adjusting monophase machine.
Further, monophase machine includes the first gear and the second gear, wherein, rotating speed corresponding to the first gear is higher than the
Rotating speed corresponding to two gears, monophase machine also include：The gear line connection corresponding with the first gear of the first end of second branch.
Further, the second end of auxiliary winding gear line connection corresponding with the second gear.
Further, the first branch is identical with the line footpath of the second branch.
Further, main winding includes the first main winding and the second main winding, and the first main winding includes the first main winding the
One branch and first the second branch of main winding, monophase machine also include：The first end of first the first branch of main winding and the first master
Second end of the branch of winding second is connected to target point, the second end of the second main winding and the first of first the second branch of main winding
End connection, when first the first branch of main winding, first the second branch of main winding and the second main winding rule in identical groove.
Further, monophase machine includes the first gear and the second gear, wherein, rotating speed corresponding to the first gear is higher than the
Rotating speed corresponding to two gears, monophase machine also include：The first end shelves corresponding with the first gear of first the second branch of main winding
Bit line connects.
Further, the second main winding gear line connection corresponding with the second gear.
Monophase machine in the utility model is included with lower component：Main winding, wherein, main winding includes the first branch and the
Two branches, the first end of the first branch and the second end of the second branch are connected to target point, the first branch and second branch's rule
When in the identical groove；Auxiliary winding, wherein, the first end of auxiliary winding is connected to target point, and the second end of auxiliary winding is connected to
Electric capacity, wherein, electric capacity is used to make the electric current on the electric current and auxiliary winding on main winding to produce phase difference, solves in correlation technique
The problem of connection of the mode of connection of speed regulator of single-phase motor is difficult to meet to reduce cost needs.By the way that main winding is divided into first point
Branch and the second branch, the branch of main winding first is in parallel with auxiliary winding, the branch of main winding second be connected to the branch of main winding first and
Between the desired value of auxiliary winding connection and power supply one end, the effect for the cost for reducing speed regulator of single-phase motor wiring is reached.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the schematic diagram that the monophase machine winding provided according to the utility model first embodiment connects；
Fig. 2 is the schematic diagram that the monophase machine winding provided according to the utility model second embodiment connects；And
Fig. 3 is the schematic diagram that the monophase machine winding provided according to the utility model 3rd embodiment connects.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In order that those skilled in the art more fully understand the utility model, it is real below in conjunction with the utility model
The accompanying drawing in example is applied, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that be described
Embodiment is only the embodiment of the utility model part, rather than whole embodiments.Based on the reality in the utility model
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all should
When the scope for belonging to the utility model protection.
It should be noted that term " first " in specification and claims of the present utility model and above-mentioned accompanying drawing,
" second " etc. is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so
The data used can exchange in the appropriate case, so as to embodiment of the present utility model described herein.In addition, term " bag
Include " and " having " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of units
Process, system, product or equipment be not necessarily limited to those units clearly listed, but may include what is do not listed clearly
Or for the intrinsic other units of these processes, product or equipment.
For the ease of description, the part noun or term being related to below to the utility model embodiment illustrate：
The monophase machine of L-type speed governing is that middle winding is connected on auxiliary winding to carry out the motor of the conversion of high and low rotating speed；
The monophase machine of T-shaped speed governing is to carry out the conversion of high and low rotating speed by winding among being connected on winding total loop
Motor；
Rotating excitation field, it is rotating speed and ac frequency caused by magnetic field superposition produced by each winding of stator in alternating current generator
Fixed-direction rotation is prolonged in directly proportional magnetic field, magnetic field, and direction of rotation is determined by the mode of connection of machine winding.
Fig. 1 is the schematic diagram that the monophase machine winding provided according to the utility model first embodiment connects.As shown in Figure 1
Monophase machine include：
Main winding, wherein, main winding includes the first branch and the second branch, the first end of the first branch and the second branch
When second end is connected to target point A, the first branch and second branch's rule in identical groove；Auxiliary winding, wherein, auxiliary winding
First end be connected to target point A, the second end of auxiliary winding is connected to electric capacity, wherein, electric capacity is used to make electric current on main winding
Phase difference is produced with the electric current on auxiliary winding.
It should be noted that above-mentioned monophase machine is capacitance operation single-phase alternating current asynchronous machine.As shown in figure 1, electric capacity
First end is connected with auxiliary winding second segment, the second end of electric capacity and one end (N of the mark in corresponding diagram 1) of single phase alternating current power supply
Connection, the first end of the branch of main winding second are connected to the other end of single phase alternating current power supply.
Alternatively, the first branch accounts for the ratio of main winding total number of turns and is more than preset ratio, the second end and the electricity of the first branch
Appearance connects with power line.
It should be noted that above-mentioned connection makes main winding and auxiliary winding form the capacitance operation blow-up of not shift-variable speed governing
Flow the stator winding of asynchronous machine.On motor after electricity, magnetic field and auxiliary winding caused by the branch of main winding first and the second branch
Caused magnetic field forms rotating excitation field, rotates motor, and magnetic field is and the friendship in winding wherein caused by the branch of main winding first
The magnetic field of sinusoidal current frequency identical sinusoidal variations is flowed, caused magnetic field is and the AC sine electric current in winding in auxiliary winding
Frequency is identical, with the branch of main winding first caused by magnetic field the magnetic field of phase difference be present, above-mentioned phase difference is determined by capacitance size,
When electric capacity is sufficiently large, magnetic field caused by main winding can reach with magnetic phase caused by auxiliary winding differs 90 °.
Alternatively, the second branch accounts for the ratio of main winding total number of turns and is less than preset ratio, the first end and shelves of the second branch
Bit line connects, wherein, gear line is used for the gear for adjusting monophase machine.
As shown in Fig. 2 in second embodiment provided by the utility model, gear line corresponds to corresponding gear, blow-up
The other end connection of stream power supply is connected with any gear line, then motor is run with the corresponding rotating speed of the gear line respective notch.
Alternatively, the monophase machine also includes：Thermal protector, wherein, thermal protector is arranged on the first end with main winding
On the circuit of the electric capacity of connection or it is arranged on gear line, wherein, gear line is used for the gear for adjusting monophase machine.
It should be noted that thermal protector is used to cause to disconnect when temperature is too high conducting wires in motor electric current is excessive, protect
Motor avoids burning.Optionally, as shown in Fig. 2 one end that thermal protector can also be arranged on connection single phase alternating current power supply (corresponds to
The N of mark in Fig. 1) circuit on.
Alternatively, monophase machine includes the first gear and the second gear, wherein, rotating speed corresponding to the first gear is higher than second
Rotating speed corresponding to gear, monophase machine also include：The gear line connection corresponding with the first gear of the first end of second branch.
Alternatively, auxiliary winding gear line connection corresponding with the second gear.
For example, the utility model second embodiment as shown in Figure 2, the first gear is H gears, i.e. high gear, second
Gear is L gears, i.e. low gear.Wherein, auxiliary winding gear line connection corresponding with the second gear, i.e. auxiliary winding and L gears
Connection, meanwhile, the tie point of auxiliary winding and L gears is located on auxiliary winding between two winding end points, is preferably located at auxiliary winding
Midpoint.In motor operation, when selection high tap position, then the branch of main winding first is in parallel with auxiliary winding, and the branch of main winding second connects
Be connected between target point A and H gear, magnetic field caused by the branch of main winding first, magnetic field caused by the branch of main winding second and
Magnetic field superposition caused by auxiliary winding is into stable approximate circle magnetic field, motor high-speed rotation, when selection low-grade location, main winding second
Branch's open circuit, the part windings in series of the branch of main winding first and auxiliary winding, both are in parallel with auxiliary winding remainder, it is above-mentioned and
The impedance of part the first branch of winding increase main winding branch road of the auxiliary winding of the branch of main winding first series connection, makes main winding first
Electric current in branch reduces, and then its caused magnetic field reduces, and makes the rotating speed of rotor reduce, motor slowly runs.
In an experiment, L-type speed governing is single-phase in the monophase machine and correlation technique that the utility model second embodiment are provided
Asynchronous machine is contrasted, and the line footpath of the winding of L-type speed governing single-phase asynchronous motor is 0.37 millimeter in correlation technique, and main winding is
284 across 5 grooves, and auxiliary winding is for 141 across 3 grooves, and winding gross weight is 326 grams, and the offer of the utility model 3rd embodiment is single-phase
The winding wire diameter of motor is 0.37 millimeter, and main winding is for 272 across 5 grooves, and for auxiliary winding for 136 across 3 grooves, winding gross weight is 222 grams,
Reach the effect of same and efficiency by testing above two monophase machine.
Shown by above-mentioned experimental data, in monophase machine and correlation technique that the utility model second embodiment provides
L-type speed governing single-phase asynchronous motor is compared, and in the case where reaching the effect of same and efficiency, enamel-covered wire is less used in winding, reaches
To the purpose for reducing cost.
Alternatively, the first branch is identical with the line footpath of the second branch.
The schematic diagram that the monophase machine winding that Fig. 3 provides according to the utility model 3rd embodiment connects, as shown in figure 3,
Main winding includes the first main winding and the second main winding, and the first main winding includes first the first branch of main winding and the first main winding
Second branch, monophase machine also include：The first end of first the first branch of main winding and the second of first the second branch of main winding
End is connected to target point A, and the second end of the second main winding is connected with the first end of first the second branch of main winding, the first main winding
When the first branch, first the second branch of main winding and the second main winding rule in identical groove.
Alternatively, monophase machine includes the first gear H and the second gear L, wherein, rotating speed corresponding to the first gear is higher than the
Rotating speed corresponding to two gears, monophase machine also include：The first end shelves corresponding with the first gear H of first the second branch of main winding
Bit line connects.
Alternatively, the second main winding gear line connection corresponding with the second gear L.
For example, during motor operation shown in Fig. 3, when selecting the first gear H, then first the first branch of main winding and auxiliary winding
Parallel connection, first the second branch of main winding are connected between target point A and the first gear H, the open circuit of the second main winding, main winding first
Magnetic field caused by branch, magnetic field caused by the branch of main winding second and magnetic field superposition caused by auxiliary winding are into stable approximation circle
Shape magnetic field, motor high-speed rotation.When selection second gear position L, then first the first branch of main winding is in parallel with auxiliary winding, first lead around
The second branch of group and the second main winding are connected in series between target point A and the first gear H, and the second main winding increase winding always returns
The impedance on road, reduce the electric current on winding total loop, and then the superposition magnetic field in motor reduces, and drops the rotating speed of rotor
Low, motor slowly runs.
In an experiment, T-shaped speed governing is single-phase in the monophase machine and correlation technique that the utility model 3rd embodiment are provided
Asynchronous machine is contrasted, and the line footpath of the winding used in correlation technique in T-shaped speed governing single-phase asynchronous motor is main for 0.37 millimeter
Winding is for 199 across 5 grooves, and auxiliary winding is for 101 across 3 grooves, and winding gross weight is 327 grams, and the utility model second embodiment provides
Monophase machine in the winding wire diameter that uses for 0.37 millimeter, main winding first branches into 137 across 5 grooves, the branch of main winding second
For 41 across 5 grooves, auxiliary winding is for 65 across 3 grooves, and auxiliary winding is for 34 across 3 grooves, and winding gross weight is 235 grams, by testing above two
Monophase machine reaches the effect of same and efficiency.
Shown by above-mentioned experimental data, T in monophase machine and correlation technique that the utility model 3rd embodiment provides
Type speed governing single-phase asynchronous motor is compared, and in the case where reaching same power and efficiency, enamel-covered wire is less used in winding, reaches
Reduce the purpose of cost.
Monophase machine in the utility model is included with lower component：Main winding, wherein, main winding includes the first branch and the
Two branches, the first end of the first branch and the second end of the second branch are connected to target point, the first branch and second branch's rule
When in the identical groove；Auxiliary winding, wherein, the first end of auxiliary winding is connected to target point, and the second end of auxiliary winding is connected to
Electric capacity, wherein, electric capacity is used to make the electric current on the electric current and auxiliary winding on main winding to produce phase difference, solves in correlation technique
The problem of connection of the mode of connection of speed regulator of single-phase motor is difficult to meet to reduce cost needs, and then reduction monophase machine
The effect of the cost of speed governing wiring.
Embodiment of the present utility model is these are only, is not limited to the utility model.For art technology
For personnel, the utility model can have various modifications and variations.It is all to be made within spirit of the present utility model and principle
Any modification, equivalent substitution and improvements etc., it should be included within right of the present utility model.
Claims (10)
- A kind of 1. monophase machine, it is characterised in that including：Main winding, wherein, the main winding includes the first branch and the second branch, the first end of first branch and described the When second end of two branches is connected to target point, first branch and the second branch rule in identical groove；Auxiliary winding, wherein, the first end of the auxiliary winding is connected to the target point, and the second end of the auxiliary winding is connected to electricity Hold, wherein, the electric current that the electric capacity is used to make on the main winding produces phase difference with the electric current on the auxiliary winding.
- 2. monophase machine according to claim 1, it is characterised in that first branch accounts for the main winding total number of turns Ratio is more than preset ratio, and the second end of first branch is connected with the electric capacity and power line.
- 3. monophase machine according to claim 1, it is characterised in that second branch accounts for the main winding total number of turns Ratio is less than preset ratio, and the first end of second branch is connected with gear line, wherein, the gear line is described for adjusting The gear of monophase machine.
- 4. monophase machine according to claim 1, it is characterised in that the monophase machine also includes：Thermal protector, wherein, the thermal protector be arranged on the circuit for the electric capacity being connected with the first end of the main winding or It is arranged on gear line, wherein, the gear line is used for the gear for adjusting the monophase machine.
- 5. monophase machine according to claim 1, it is characterised in that the monophase machine includes the first gear and second gear Position, wherein, rotating speed corresponding to first gear also includes higher than rotating speed, the monophase machine corresponding to second gear： The gear line connection corresponding with first gear of the first end of second branch.
- 6. monophase machine according to claim 5, it is characterised in that auxiliary winding shelves corresponding with second gear Bit line connects.
- 7. monophase machine according to claim 5, it is characterised in that the line footpath of first branch and second branch It is identical.
- 8. monophase machine according to claim 1, it is characterised in that the main winding includes the first main winding and the second master Winding, first main winding include first the first branch of main winding and first the second branch of main winding, and the monophase machine is also Including：The first end of the branch of first main winding first and the second end of the branch of the first main winding second are connected to target Point, the second end of second main winding are connected with the first end of the branch of the first main winding second, first main winding When the first branch, the branch of the first main winding second and the second main winding rule in identical groove.
- 9. monophase machine according to claim 8, it is characterised in that the monophase machine includes the first gear and second gear Position, wherein, rotating speed corresponding to first gear also includes higher than rotating speed, the monophase machine corresponding to second gear： The first end gear line connection corresponding with first gear of the branch of first main winding second.
- 10. monophase machine according to claim 9, it is characterised in that second main winding and second gear pair The gear line connection answered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721217623.XU CN207218492U (en) | 2017-09-21 | 2017-09-21 | Single-phase motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721217623.XU CN207218492U (en) | 2017-09-21 | 2017-09-21 | Single-phase motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207218492U true CN207218492U (en) | 2018-04-10 |
Family
ID=61822048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721217623.XU Active CN207218492U (en) | 2017-09-21 | 2017-09-21 | Single-phase motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207218492U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546940A (en) * | 2017-09-21 | 2018-01-05 | 珠海凯邦电机制造有限公司 | Single-phase motor |
| CN111092528A (en) * | 2020-01-10 | 2020-05-01 | 横店集团英洛华电气有限公司 | Self-heating curing method for motor winding enameled wire and winding motor adopting method |
-
2017
- 2017-09-21 CN CN201721217623.XU patent/CN207218492U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546940A (en) * | 2017-09-21 | 2018-01-05 | 珠海凯邦电机制造有限公司 | Single-phase motor |
| CN111092528A (en) * | 2020-01-10 | 2020-05-01 | 横店集团英洛华电气有限公司 | Self-heating curing method for motor winding enameled wire and winding motor adopting method |
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