CN220964435U - 5-9KW small synchronous generator motor rotor punching sheet - Google Patents
5-9KW small synchronous generator motor rotor punching sheet Download PDFInfo
- Publication number
- CN220964435U CN220964435U CN202322417341.6U CN202322417341U CN220964435U CN 220964435 U CN220964435 U CN 220964435U CN 202322417341 U CN202322417341 U CN 202322417341U CN 220964435 U CN220964435 U CN 220964435U
- Authority
- CN
- China
- Prior art keywords
- rotor
- rotor punching
- punching sheet
- spacer blocks
- synchronous generator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004080 punching Methods 0.000 title claims abstract description 39
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 15
- 125000006850 spacer group Chemical group 0.000 claims abstract description 29
- 238000004804 winding Methods 0.000 claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 238000003475 lamination Methods 0.000 claims 3
- 238000009423 ventilation Methods 0.000 abstract description 11
- 230000004907 flux Effects 0.000 abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a 5-9KW small synchronous generator motor rotor punching sheet, which relates to the technical field of Phi190+Phi204 series 5-9KW small synchronous generators and comprises a rotor punching sheet body and a rotor outer diameter, wherein winding grooves are respectively formed in two sides of the rotor punching sheet body, spacer blocks are arranged between the winding grooves, the shape of the spacer blocks is U-shaped, and magnetic steel mounting grooves are symmetrically formed in two sides of the rotor punching sheet body. Firstly, U-shaped ventilation spacer blocks are arranged between two groups of symmetrical winding grooves, air can flow in a rotor through the U-shaped ventilation spacer blocks, so that partial heat is taken away, the temperature rise is reduced, and meanwhile, the two groups of windings are separated through the U-shaped ventilation spacer blocks, so that the eddy current loss of a motor is reduced; secondly, the pole width of the winding groove is adjusted to be 63 mm wide, so that the utilization rate of steel is improved, and the magnetic flux is increased; compared with the prior art, the copper wire material is saved, and the cost is reduced.
Description
Technical Field
The utility model relates to the technical field of small 5-9KW synchronous generators in phi 190+phi 204 series, in particular to a motor rotor punching sheet of a small 5-9KW synchronous generator.
Background
The punching sheet is a part produced by a punching machine, and the rotor punching sheet is a silicon steel sheet used as a rotor in a motor, and is suitable for motors with different powers because of different manufacturing specifications. The rotor punching sheet is usually very thin, the thickness is less than 1mm, a plurality of rotor punching sheets are mutually overlapped, and then a wire is wound in the groove of the rotor punching sheet to form a rotor.
The following problems exist in the prior art:
According to the rotor punching sheet, the partition between the two groups of winding grooves is set to be inverted T-shaped, so that the heat dissipation performance of the rotor punching sheet in the prior art is poor. Meanwhile, the extremely wide design is 55 mm, the utilization rate of the rotor sheet steel is low, and the magnetic flux is poor.
Disclosure of utility model
The utility model provides a 5-9KW small synchronous generator motor rotor punching sheet, which solves the problems in the background technology.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides a 5-9KW small-size synchronous generator motor rotor punching, includes rotor punching body and rotor external diameter, the both sides of rotor punching body are provided with the wire winding groove respectively, be equipped with the spacer block between the wire winding groove, the shape of spacer block is the U type.
The technical scheme of the utility model is further improved as follows: the rotor punching body is characterized in that magnetic steel mounting grooves are symmetrically formed in two sides of the rotor punching body, and two groups of winding grooves are symmetrically formed in two sides of the rotor punching body around the central axis of the rotor punching body.
The technical scheme of the utility model is further improved as follows: the supporting edges of the spacer blocks extend to the outer sides of the spacer blocks.
The technical scheme of the utility model is further improved as follows: the winding groove is designed to be 63 mm wide in pole width.
The technical scheme of the utility model is further improved as follows: the rotor outer diameter is designed to be Φ122.
The technical scheme of the utility model is further improved as follows: the included angle beta of the spacing block is 10.75 degrees.
The technical scheme of the utility model is further improved as follows: the spacer particles have an outer width of 12 mm.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. The utility model provides a 5-9KW small synchronous generator motor rotor punching sheet, wherein U-shaped ventilation spacer blocks are arranged between two groups of symmetrical winding grooves, and air can flow in a rotor through the U-shaped ventilation spacer blocks, so that partial heat is taken away, the temperature rise is reduced, and meanwhile, the two groups of windings are separated through the U-shaped ventilation spacer blocks, so that the eddy current loss of the motor is reduced.
2. The utility model provides a 5-9KW small synchronous generator motor rotor punching sheet, wherein the pole width of a winding groove is adjusted to be 63 mm wide, the utilization rate of steel is improved, the magnetic flux is increased, and the motor efficiency is improved under the condition of the same power.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. a rotor punching body; 2. a magnetic steel installation groove; 3. a wire winding groove; 4. a spacer block; 5. the rotor is extremely wide; 6. rotor outer diameter.
Detailed Description
The utility model aims at: the rotor punching sheet is provided for solving the problem of poor heat dissipation in the prior art, and ventilation can be realized in long-term use, so that air flows, heat is taken away, and the temperature rise in the loading operation of the motor is reduced. Meanwhile, the U-shaped ventilation spacer blocks two groups of windings to reduce the eddy current loss of the motor. The width of the winding groove is adjusted to be 63 mm, so that the utilization rate of steel is improved, the magnetic flux is increased, and the motor efficiency is improved under the condition of the same power.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
A5-9 KW small synchronous generator motor rotor punching sheet comprises a rotor punching sheet body 1 and a rotor outer diameter 6, wherein winding grooves 3 are respectively formed in two sides of the rotor punching sheet body 1, spacer blocks 4 are arranged between the winding grooves 3, and the shape of the spacer blocks 4 is U-shaped.
As a preferred scheme of the utility model, magnetic steel mounting grooves 2 are symmetrically arranged on two sides of the rotor punching body 1, and two groups of winding grooves 3 are symmetrically arranged on two sides of the rotor punching body 1 around the central axis of the rotor punching body 1.
As a preferred embodiment of the utility model, the limbs of the spacer 4 extend outwardly of the spacer.
As a preferred embodiment of the utility model, the winding slot 3 is designed to be 63 mm wide and the rotor is designed to be 5mm wide.
As a preferred embodiment of the utility model, the rotor outer diameter 6 is designed as Φ122.
As a preferred embodiment of the utility model the angle β of the spacer 4 is 10.75 °.
As a preferred embodiment of the utility model the spacer 4 has an outer width of 12 mm.
To sum up, as shown in fig. 1, first, a U-shaped ventilation spacer 4 is disposed between two symmetrical winding slots 3, and air can flow in the rotor through the U-shaped ventilation spacer 4, so as to take away part of heat, reduce temperature rise, and simultaneously partition two groups of windings through the U-shaped ventilation spacer 4 to reduce eddy current loss of the motor. Second, the width of the winding groove 3 is adjusted to 63 mm, so that the utilization rate of steel is improved, the magnetic flux is increased, and the motor efficiency is improved under the condition of the same power.
Compared with the prior art, the copper wire material is saved, and the cost is reduced.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (4)
1. The utility model provides a small-size synchronous generator motor rotor towards piece of 5-9KW, includes rotor towards piece body (1) and rotor external diameter (6), its characterized in that: the rotor punching sheet comprises a rotor punching sheet body (1), wherein winding grooves (3) are respectively formed in two sides of the rotor punching sheet body, spacer blocks (4) are arranged between the winding grooves (3), and the shape of each spacer block (4) is U-shaped;
Magnetic steel mounting grooves (2) are symmetrically formed in two sides of the rotor punching body (1), and two groups of winding grooves (3) are symmetrically formed in two sides of the rotor punching body (1) around the central axis of the rotor punching body (1);
the supporting edges of the spacer blocks (4) extend to the outer sides of the spacer blocks;
The winding groove (3) is designed to be 63 mm wide and the rotor is designed to be 5mm wide.
2. A 5-9KW miniature synchronous generator rotor lamination of claim 1, wherein: the rotor outer diameter (6) is designed as phi 122.
3. A 5-9KW miniature synchronous generator rotor lamination of claim 1, wherein: the included angle beta of the spacing block (4) is 10.75 degrees.
4. A 5-9KW miniature synchronous generator rotor lamination of claim 1, wherein: the outer width of the spacer (4) is 12 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322417341.6U CN220964435U (en) | 2023-09-06 | 2023-09-06 | 5-9KW small synchronous generator motor rotor punching sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322417341.6U CN220964435U (en) | 2023-09-06 | 2023-09-06 | 5-9KW small synchronous generator motor rotor punching sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220964435U true CN220964435U (en) | 2024-05-14 |
Family
ID=91020095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322417341.6U Active CN220964435U (en) | 2023-09-06 | 2023-09-06 | 5-9KW small synchronous generator motor rotor punching sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220964435U (en) |
-
2023
- 2023-09-06 CN CN202322417341.6U patent/CN220964435U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |