CN209545278U - A kind of rotor sheet and synchronous motor that anti-demagnetization capability is strong - Google Patents
A kind of rotor sheet and synchronous motor that anti-demagnetization capability is strong Download PDFInfo
- Publication number
- CN209545278U CN209545278U CN201920416961.9U CN201920416961U CN209545278U CN 209545278 U CN209545278 U CN 209545278U CN 201920416961 U CN201920416961 U CN 201920416961U CN 209545278 U CN209545278 U CN 209545278U
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- Prior art keywords
- mounting groove
- rotor sheet
- magnet steel
- sheet ontology
- strong
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- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model discloses a kind of rotor sheets that anti-demagnetization capability is strong, including rotor sheet ontology, centre bore is equipped at the center of rotor sheet ontology, several magnet steel mounting structures are evenly arranged on rotor sheet ontology, magnet steel mounting structure includes radially distributed multilayer mounting groove unit, mounting groove unit near rotor sheet ontology outer rim includes a mounting groove, remaining mounting groove unit includes intermediate mounting groove and two side mounting grooves, wherein intermediate mounting groove is parallel with the mounting groove near rotor sheet ontology outer rim, one end of two side mounting grooves is close to rotor sheet ontology outer rim, both ends of the other end of two side mounting grooves respectively close to intermediate mounting groove, angle between two side mounting grooves is obtuse angle.Also disclose corresponding synchronous motor.It is provided with multilayer magnet steel mounting groove on the rotor sheet of the utility model, greatly improves the anti-demagnetization capability of magnet steel, improves motor reliability, speed-regulating range width, improves automobile reliability.
Description
Technical field
The utility model relates to a kind of rotor sheets and synchronous motor that anti-demagnetization capability is strong, belong to motor field.
Background technique
Synchronous motor includes rotor sheet and stator piece, and winding is wherein arranged on stator piece, magnet steel, magnet steel are arranged on rotor sheet
Be generally located at the rotor sheet ontology outer rim, and be radially only arranged one layer, the anti-demagnetization capability of such setting magnet steel compared with
It is weak.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of rotor sheet that anti-demagnetization capability is strong and synchronizes electricity
Machine.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the utility model is
A kind of rotor sheet that anti-demagnetization capability is strong, including rotor sheet ontology are equipped with centre bore at the center of rotor sheet ontology,
Several magnet steel mounting structures are evenly arranged on rotor sheet ontology, magnet steel mounting structure includes radially distributed multilayer mounting groove
Unit, the mounting groove unit near rotor sheet ontology outer rim includes a mounting groove, remaining mounting groove unit includes centre
Mounting groove and two side mounting grooves, wherein intermediate mounting groove is parallel with the mounting groove near rotor sheet ontology outer rim, two sides
One end of mounting groove is close to rotor sheet ontology outer rim, and the other end of two side mounting grooves is respectively close to the two of intermediate mounting groove
It holds, the angle between two side mounting grooves is obtuse angle.
The quantity of mounting groove unit is more than or equal to 2 and is less than or equal to 4 in magnet steel mounting structure.
The quantity of mounting groove unit is 3 in magnet steel mounting structure.
In same magnet steel mounting structure, the side mounting groove of the same side is not parallel to each other.
In same magnet steel mounting structure, the intermediate mounting groove adjacent thereto near the mounting groove of rotor sheet ontology outer rim it
Between be provided with through-hole.
Several through-holes are distributed on rotor sheet ontology.
A kind of synchronous motor, including the strong rotor sheet of the anti-demagnetization capability.
The utility model is achieved the utility model has the advantages that be provided with multilayer magnet steel mounting groove on the rotor sheet of the utility model,
The anti-demagnetization capability of magnet steel is greatly improved, motor reliability, speed-regulating range width are improved, improves automobile reliability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of rotor sheet；
Fig. 2 is the partial structure diagram of motor.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.Following embodiment is only used for clearly illustrating this
The technical solution of utility model, and cannot be used as a limitation the limitation protection scope of the utility model.
As shown in Figure 1, a kind of rotor sheet that anti-demagnetization capability is strong, including rotor sheet ontology 1, the center of rotor sheet ontology 1
Place is equipped with centre bore 2, and several magnet steel mounting structures are evenly arranged on rotor sheet ontology 1, and magnet steel mounting structure includes radially
The multilayer mounting groove unit of distribution, the mounting groove unit near 1 outer rim of rotor sheet ontology include a mounting groove, remaining installation
Slot unit includes intermediate mounting groove 5 and two side mounting grooves 6, wherein intermediate mounting groove 5 near 1 outer rim of rotor sheet ontology
Mounting groove (referred to as " outer rim mounting groove 4 ") in parallel, one end of two side mounting grooves 6 is close to 1 outer rim of rotor sheet ontology, two
For the other end of side mounting groove 6 respectively close to the both ends of intermediate mounting groove 5, the angle between two side mounting grooves 6 is obtuse angle, same
In magnet steel mounting structure, the side mounting groove 6 of the same side is not parallel to each other, and the magnetic of opposed polarity is installed in adjacent magnet steel mounting structure
Steel 7.
The quantity of magnet steel mounting structure is depending on the real area of rotor sheet, general setting 6, circumferentially
And it is opposite two-by-two.
The quantity of mounting groove unit is more than or equal to 2 and is less than or equal to 4 in one magnet steel mounting structure, and optimal is shown in Fig. 1
3, wherein outer rim mounting groove be first layer mounting groove unit, close to rotor sheet center be third layer mounting groove unit, in
Between be the and layer mounting groove unit.Capableing of the thickness of mounting magnetic steel 7 in outer rim mounting groove is about 2.9cm, and width is about
7.8cm, and capableing of the thickness of mounting magnetic steel 7 in two intermediate mounting grooves 5 is about 3cm, width is about 7.8cm, second layer installation
Angle between two side mounting grooves 6 of slot unit is 74 °, the folder between two side mounting grooves 6 of third layer mounting groove unit
Angle is 66.72 °.
Angle in mounting groove unit between side mounting groove 6 needs (the i.e. mounting groove depending on the quantity of mounting groove unit
Depending on the number of plies of unit), above-mentioned angle angle optimal when being three layers of mounting groove unit ensure that revolving speed and efficiency highest.
In order to mitigate rotor sheet weight and convenient for radiating, several through-holes 3, same magnetic are evenly distributed on rotor sheet ontology 1
In steel mounting structure, be arranged also between the intermediate mounting groove 5 adjacent thereto near the mounting groove of 1 outer rim of rotor sheet ontology have it is logical
Hole 3.
A kind of synchronous motor is set on stator 8 as shown in Fig. 2, including stator 8 and above-mentioned anti-demagnetization capability strong rotor sheet
It is equipped with winding 9, magnet steel 7 is installed in each mounting groove of rotor sheet.
It is provided with multilayer magnet steel mounting groove on the rotor sheet of the utility model, multilayer magnet steel 7 is installed, it is anti-to greatly improve magnet steel
Demagnetization capability improves motor reliability, speed-regulating range width, improves automobile reliability.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
It also should be regarded as the protection scope of the utility model into deformation.
Claims (7)
1. a kind of rotor sheet that anti-demagnetization capability is strong, including rotor sheet ontology, centre bore is equipped at the center of rotor sheet ontology,
It is characterized in that: being evenly arranged with several magnet steel mounting structures on rotor sheet ontology, magnet steel mounting structure includes radially distributed
Multilayer mounting groove unit, the mounting groove unit near rotor sheet ontology outer rim include a mounting groove, remaining mounting groove unit
It include intermediate mounting groove and two side mounting grooves, wherein intermediate mounting groove and the mounting groove near rotor sheet ontology outer rim are flat
Row, one end of two side mounting grooves are close to rotor sheet ontology outer rim, and the other end of two side mounting grooves is pacified respectively close to centre
The both ends of tankage, the angle between two side mounting grooves is obtuse angle.
2. a kind of strong rotor sheet of anti-demagnetization capability according to claim 1, it is characterised in that: pacify in magnet steel mounting structure
The quantity of tankage unit is more than or equal to 2 and is less than or equal to 4.
3. a kind of strong rotor sheet of anti-demagnetization capability according to claim 2, it is characterised in that: pacify in magnet steel mounting structure
The quantity of tankage unit is 3.
4. a kind of strong rotor sheet of anti-demagnetization capability according to claim 1, it is characterised in that: same magnet steel mounting structure
In, the side mounting groove of the same side is not parallel to each other.
5. a kind of strong rotor sheet of anti-demagnetization capability according to claim 1, it is characterised in that: same magnet steel mounting structure
In, through-hole is provided between the intermediate mounting groove adjacent thereto near the mounting groove of rotor sheet ontology outer rim.
6. a kind of strong rotor sheet of anti-demagnetization capability according to claim 1, it is characterised in that: be distributed on rotor sheet ontology
There are several through-holes.
7. a kind of synchronous motor, it is characterised in that: including the strong rotor of anti-demagnetization capability described in claim 1 ~ 6 any one
Piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416961.9U CN209545278U (en) | 2019-03-29 | 2019-03-29 | A kind of rotor sheet and synchronous motor that anti-demagnetization capability is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416961.9U CN209545278U (en) | 2019-03-29 | 2019-03-29 | A kind of rotor sheet and synchronous motor that anti-demagnetization capability is strong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209545278U true CN209545278U (en) | 2019-10-25 |
Family
ID=68275673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920416961.9U Active CN209545278U (en) | 2019-03-29 | 2019-03-29 | A kind of rotor sheet and synchronous motor that anti-demagnetization capability is strong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209545278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2600698A (en) * | 2020-11-03 | 2022-05-11 | Jaguar Land Rover Ltd | Apparatus for an electric machine |
-
2019
- 2019-03-29 CN CN201920416961.9U patent/CN209545278U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2600698A (en) * | 2020-11-03 | 2022-05-11 | Jaguar Land Rover Ltd | Apparatus for an electric machine |
| GB2600698B (en) * | 2020-11-03 | 2023-08-02 | Jaguar Land Rover Ltd | Apparatus for an electric machine |
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