CN206060392U - Speed governing monophase machine - Google Patents
Speed governing monophase machine Download PDFInfo
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- CN206060392U CN206060392U CN201621113078.5U CN201621113078U CN206060392U CN 206060392 U CN206060392 U CN 206060392U CN 201621113078 U CN201621113078 U CN 201621113078U CN 206060392 U CN206060392 U CN 206060392U
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- speed governing
- coil winding
- stator core
- electric capacity
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Abstract
This utility model provides a kind of speed governing monophase machine, including stator core, main coil winding L1, secondary coil winding L2 and running capacitor C1, first speed governing electric capacity C2 and the second speed governing electric capacity C3, the external diameter of stator core is 70 ~ 95mm, internal diameter is 40 ~ 55mm, axial length is 10 ~ 40mm, when this speed governing monophase machine is operated in low or first gear and mid ranger, in the event of stall, using speed governing electric capacity C2 and C3 blood pressure lowering, effective control current of electric density, high working efficiency, the temperature of motor rises slower, burn-down of electric motor is not easily caused, improve the safety that motor is used, also improve the service life of motor；Additionally, by reducing the slot number on stator core, on the premise of stator core possesses same sectional area, can reduce the density of magnetic flux, so as to reduce, the motor feels hot.
Description
Technical field
This utility model is related to monophase machine technical field, more particularly to a kind of speed governing monophase machine.
Background technology
As shown in figure 1, being the circuit diagram of typical L-type secondary coil tap speed-regulating motor, what this mode of speed regulation was present asks
Topic is：During motor tick-over, machine winding current density is excessive, and motor temperature rise is big, and during high-grade work, power is very high, because
If this motor rotation blockage, the temperature of motor can be very high, causes burning machine, there is potential safety hazard, and the life-span of motor can also reduce.
Utility model content
The technical problems to be solved in the utility model is：In order to the alignment circuit for solving monophase machine of the prior art is deposited
Easily burn in stall, there is potential safety hazard, life-span low problem, this utility model are come there is provided a kind of speed governing monophase machine
Solve the above problems.
This utility model solves the technical scheme adopted by its technical problem：A kind of speed governing monophase machine, including stator
Iron core, main coil winding L1, secondary coil winding L2 and running capacitor C1, also including the first speed governing electric capacity C2 and the second speed governing electric capacity
C3, the main coil winding L1 are in parallel with the running capacitor C1 after connecting with secondary coil winding L2, the main coil winding L1
Main tapping is drawn between running capacitor C1, top gear tap between the main coil winding L1 and secondary coil winding L2, is drawn,
One end of the first speed governing electric capacity C2 is connected between the main coil winding L1 and secondary coil winding L2, and the other end is drawn low
Fast shelves tap, one end of the second speed governing electric capacity C3 are connected between the low or first gear tap and the first speed governing electric capacity C2, separately
Draw mid ranger tap in one end；The external diameter of the stator core be 70 ~ 95mm, internal diameter be 40 ~ 55mm, axial length be 10 ~
40mm。
Preferably, being additionally provided with thermal protector TP between the main tapping and main coil winding L1.
Preferably, the stator core has been evenly distributed 16 peariform slots, groove depth and the groove of the peariform slot are put down
The ratio of width is 2.7 ~ 2.9.
Preferably, the external diameter of the stator core is 79mm, internal diameter is 48mm, and axial length is 20mm, peariform slot
Groove depth is 2.8 with the ratio of groove width.
The beneficial effects of the utility model are, when this speed governing monophase machine is operated in low or first gear and mid ranger, if sent out
Raw stall, using speed governing electric capacity C2 and C3 blood pressure lowering, effective control current of electric density, high working efficiency, the temperature of motor rise
It is relatively slow, burn-down of electric motor is not easily caused, the safety that motor is used is improve, the service life of motor is also improved；Additionally, passing through
The slot number on stator core is reduced, the density of magnetic flux on the premise of stator core possesses same sectional area, can be reduced,
So as to reduce, the motor feels hot.
Description of the drawings
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is the circuit diagram of L-type secondary coil tap speed-regulating motor of the prior art.
Fig. 2 is the circuit diagram of the optimum embodiment of speed governing monophase machine of the present utility model.
Fig. 3 is the sectional view of the stator core of speed governing monophase machine of the present utility model.
Fig. 4 is the enlarged diagram of A in Fig. 3.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element or the element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, is only used for explaining this utility model, and it is not intended that to of the present utility model
Limit.Conversely, embodiment of the present utility model includes that what is fallen in the range of the spirit and intension of attached claims owns
Change, modification and equivalent.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " axle
To ", " radial direction ", the orientation of the instruction such as " circumference " or position relationship be based on orientation shown in the drawings or position relationship, be only for
It is easy to the description present invention and simplifies description, rather than indicates or imply that the device or element of indication there must be specific side
Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying relatively important
Property.In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " being connected ", " company
Connect " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or it is integrally connected；It can be machine
Tool connects, or electrically connects；Can be joined directly together, it is also possible to be indirectly connected to by intermediary.For this area
For those of ordinary skill, concrete meaning of the above-mentioned term in this utility model can be understood with concrete condition.Additionally, in this reality
With in new description, unless otherwise stated, " multiple " are meant that two or more.
As shown in Fig. 2 ~ 4, this utility model provides a kind of speed governing monophase machine, including stator core 1, main coil winding
L1, secondary coil winding L2 and running capacitor C1, also including the first speed governing electric capacity C2 and the second speed governing electric capacity C3, main coil winding L1
It is in parallel with running capacitor C1 after connecting with secondary coil winding L2, main tapping is drawn between main coil winding L1 and running capacitor C1,
Top gear tap is drawn between main coil winding L1 and secondary coil winding L2, one end of the first speed governing electric capacity C2 is connected to main coil
Between winding L1 and secondary coil winding L2, the other end draws low or first gear tap, and one end of the second speed governing electric capacity C3 is connected to low speed
Between shelves tap and the first speed governing electric capacity C2, the other end draws mid ranger tap；Also set between main tapping and main coil winding L1
It is equipped with thermal protector TP, stator core 1 has been evenly distributed 16 peariform slots 2, the external diameter of stator core 1 is 79mm, internal diameter
For 48mm, axial length is 20mm, and groove depth d of peariform slot 2 is 2.8 with the ratio of groove width L.
When this speed governing monophase machine is operated in low or first gear, in the event of stall, using the first speed governing electric capacity C2 and second
Speed governing electric capacity C3, less, the temperature of motor rises relatively slowly the electric current flowed through in making secondary coil winding, is not easily caused burn-down of electric motor,
The safety that motor is used is improve, the service life of motor is also improved.Moreover, the stator core of general this motor
The quantity of the groove on 1 more than 24, by reduce slot number, can on the premise of stator core 1 possesses same sectional area,
The density of magnetic flux is reduced, the motor feels hot so as to reduce.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
Example ", or the description of " some examples " etc. mean specific features with reference to the embodiment or example description, structure, material or spy
Point is contained at least one embodiment of the present utility model or example.In this manual, the schematic table to the term
State and be not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can be
Combined in one or more any embodiment or example in an appropriate manner.
With it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality
The content being not limited to new technical scope in description, it is necessary to its technology is determined according to right
Property scope.
Claims (4)
1. a kind of speed governing monophase machine, including stator core, main coil winding L1, secondary coil winding L2 and running capacitor C1, its
It is characterised by：Also include the first speed governing electric capacity C2 and the second speed governing electric capacity C3, the main coil winding L1 and secondary coil winding L2
It is in parallel with the running capacitor C1 after series connection, main tapping, the master are drawn between the main coil winding L1 and running capacitor C1
Top gear tap is drawn between coil windings L1 and secondary coil winding L2, one end of the first speed governing electric capacity C2 is connected to described
Between main coil winding L1 and secondary coil winding L2, the other end draws low or first gear tap, one end of the second speed governing electric capacity C3
It is connected between the low or first gear tap and the first speed governing electric capacity C2, the other end draws mid ranger tap；The stator core
External diameter is 70 ~ 95mm, and internal diameter is 40 ~ 55mm, and axial length is 10 ~ 40mm.
2. speed governing monophase machine as claimed in claim 1, it is characterised in that：Between the main tapping and main coil winding L1 also
It is provided with thermal protector TP.
3. speed governing monophase machine as claimed in claim 2, it is characterised in that：The stator core has been evenly distributed 16
Peariform slot, the groove depth of the peariform slot are 2.7 ~ 2.9 with the ratio of groove mean breadth.
4. speed governing monophase machine as claimed in claim 3, it is characterised in that：The external diameter of the stator core be 79mm, internal diameter
For 48mm, axial length is 20mm, and the groove depth of peariform slot is 2.8 with the ratio of groove width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621113078.5U CN206060392U (en) | 2016-10-10 | 2016-10-10 | Speed governing monophase machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621113078.5U CN206060392U (en) | 2016-10-10 | 2016-10-10 | Speed governing monophase machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206060392U true CN206060392U (en) | 2017-03-29 |
Family
ID=58363713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621113078.5U Active CN206060392U (en) | 2016-10-10 | 2016-10-10 | Speed governing monophase machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206060392U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108494314A (en) * | 2018-04-20 | 2018-09-04 | 珠海格力电器股份有限公司 | Motor control method, motor control circuit and motor |
| GB2608623A (en) * | 2021-07-06 | 2023-01-11 | Imra Europe S A S | Resonant electrical machine |
-
2016
- 2016-10-10 CN CN201621113078.5U patent/CN206060392U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108494314A (en) * | 2018-04-20 | 2018-09-04 | 珠海格力电器股份有限公司 | Motor control method, motor control circuit and motor |
| CN108494314B (en) * | 2018-04-20 | 2020-04-21 | 珠海格力电器股份有限公司 | Motor control method, motor control circuit and motor |
| GB2608623A (en) * | 2021-07-06 | 2023-01-11 | Imra Europe S A S | Resonant electrical machine |
| GB2608623B (en) * | 2021-07-06 | 2023-11-01 | Imra Europe S A S | Resonant electrical machine |
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