CN210225084U - Submersible motor rotor core section - Google Patents
Submersible motor rotor core section Download PDFInfo
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- CN210225084U CN210225084U CN201920524667.XU CN201920524667U CN210225084U CN 210225084 U CN210225084 U CN 210225084U CN 201920524667 U CN201920524667 U CN 201920524667U CN 210225084 U CN210225084 U CN 210225084U
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- rotor
- magnetic steel
- core section
- submersible motor
- rotor core
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a dive electric motor rotor iron core section installs in the rotor pivot, include: the rotor comprises rotor magnetic steel, rotor punching sheets and fixing pins; the rotor punching sheet is provided with a mounting groove matched with the rotor magnetic steel, and the rotor magnetic steel is mounted in the mounting groove; the plurality of rotor punching sheets are sequentially stacked and fixed through the fixing pins; the utility model discloses can accomplish the course of working of the embedded rotor of permanent magnetism dive motor smoothly.
Description
Technical Field
The utility model relates to the technical field of electric machines, more specifically the utility model relates to a dive electric motor rotor core section that says so.
Background
At present, the submersible motor has the advantages of small volume, light weight, no need of water diversion before starting, no limit of suction lift, no need of additionally arranging a pump room, convenient installation and use, reliable performance, higher efficiency, low price, investment saving and the like, and can be used as a matched power source of various underwater machines.
However, due to the design characteristics of a part of permanent magnet submersible motors, the rotor magnetic steel needs to be installed in an embedded mode, and due to the strong magnetic property of the magnetic steel, adsorption between the magnetic steel and between the magnetic steel and a rotor punching sheet is easy to occur, so that great difficulty is caused in the whole magnetic steel installation process; after the magnetic steel is installed, the long length of the rotor core also causes great inconvenience to the detection of finished products, and once the installation direction of a certain piece of magnetic steel is wrongly installed, the change is difficult.
Therefore, how to provide a rotor structure capable of solving the above problems is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a dive motor rotor core section can accomplish the processing and the installation of the embedded rotor of permanent magnetism dive motor smoothly, rotor magnet steel installation, detection, the problem of repairing the difficulty.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a submersible motor rotor core segment, mounted on a rotor shaft, comprising: the rotor comprises rotor magnetic steel, rotor punching sheets and fixing pins;
the rotor punching sheet is provided with a mounting groove matched with the rotor magnetic steel, and the rotor magnetic steel is mounted in the mounting groove;
and the rotor punching sheets are sequentially stacked and fixed through the fixing pins to form a rotor core section.
The beneficial effect who adopts above-mentioned device does: the rotor magnetic steel is used for generating magnetic flux, the plurality of rotor punching sheets are fixed through the fixing pin, the rotor punching sheets are guaranteed to be kept at fixed positions, the fixing pin also plays a role in fixing the rotor magnetic steel, and the problems that the rotor magnetic steel is difficult to install, detect and repair and the like are solved.
Preferably, the rotor punching sheet is provided with a mounting opening matched with the rotor rotating shaft.
Preferably, the rotor punching sheet structure further comprises a rotor key, and the rotor rotating shaft is fixedly connected with the rotor punching sheet through the rotor key.
Preferably, the length of the rotor magnetic steel is 30-100mm, the width is 20-50mm, and the thickness is 5-10 mm.
Preferably, the length of the rotor core section is consistent with that of the rotor magnetic steel, so that the rotor magnetic steel is convenient to mount.
A sectional rotor of a submersible motor is characterized in that the rotor core sections are sequentially sleeved on a rotor rotating shaft.
According to the technical scheme, compare with prior art, the utility model discloses a dive motor rotor core section, multi-disc rotor towards piece form a whole and fixed by the fixed pin, have reduced the technology degree of difficulty, have improved the stability of rotor, and easy to assemble simultaneously satisfies technological requirement and simple structure, low in cost completely.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a sectional rotor of a submersible motor according to the present invention;
FIG. 2 is a sectional view of the sectional rotor of the submersible motor according to the present invention;
in fig. 1-2:
1-rotor rotating shaft, 2-rotor magnetic steel, 3-rotor punching sheet, 4-fixed pin and 5-rotor pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to attached drawings 1 and 2, the embodiment of the utility model discloses a dive motor rotor core section installs on rotor shaft 1, include: the rotor magnetic steel 2, the rotor punching sheet 3 and the fixing pin 4;
the rotor punching sheet 3 is provided with a mounting groove matched with the rotor magnetic steel 2, and the rotor magnetic steel 2 is mounted in the mounting groove;
a plurality of rotor punching 3 stack in proper order and fixed through fixed pin 4.
Specifically, the rotor sheet 3 may be made of silicon steel.
Specifically, the rotor magnetic steel 2 can be made of rare earth permanent magnet material and can be in a cuboid shape.
In a specific embodiment, the length of the rotor magnetic steel 2 may be 30-100mm, the width may be 20-50mm, and the thickness may be 5-10 mm.
Specifically, the plurality of rotor punching sheets are compacted into a whole through a press machine and fixed by the rotor punching sheet fixing pins, and the thickness of the rotor punching sheets can be 0.5 mm.
In a specific embodiment, the length of the rotor core segment is consistent with that of the rotor magnetic steel, so that the rotor magnetic steel is convenient to mount.
In a specific embodiment, the rotor punching sheet 3 is provided with a mounting opening matched with the rotor rotating shaft 1.
In a specific embodiment, the rotor structure further comprises a rotor key 5, the rotor rotating shaft 1 is fixedly connected with the rotor punching sheet 3 through the rotor key 5, a groove is formed in the position corresponding to the outer diameter of the rotor rotating shaft and the inner diameter of the rotor punching sheet, and the rotor key is arranged in the groove and is welded or fixed by anaerobic adhesive.
In a specific embodiment, the rotor core segments of any one of the above are sequentially sleeved on the rotor rotating shaft 4.
The utility model relates to a when installation of dive motor rotor core section, the rotor is towards the piece earlier through the press compaction one-tenth one section length the same with the rotor magnet steel, fix into the rotor core section through the fixed pin again, insert the rotor magnet steel according to the assigned direction in proper order in the rotor groove in the rotor core section and use the anaerobism to glue fixedly, after the installation rotor magnet steel, whether the inspection rotor magnet steel direction of installation is correct, if take place the mistake, can in time take out the rotor magnet steel and reinstall, install the rotor pivot in proper order with the rotor core section at last.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides a submersible motor rotor core section installs on rotor spindle (1), its characterized in that includes: the rotor comprises rotor magnetic steel (2), rotor punching sheets (3) and fixing pins (4);
the rotor punching sheet (3) is provided with an installation groove matched with the rotor magnetic steel (2), and the rotor magnetic steel (2) is installed in the installation groove;
the rotor punching sheets (3) are sequentially stacked and fixed through the fixing pins (4).
2. The submersible motor rotor core section according to claim 1, further comprising a rotor key (5), wherein the rotor shaft (1) is fixedly connected with the rotor sheet (3) through the rotor key (5).
3. The submersible motor rotor core section according to claim 1, wherein the rotor sheet (3) is provided with a mounting opening adapted to the rotor shaft (1).
4. A submersible motor rotor core segment according to claim 1, characterised in that the rotor magnet steel (2) has a length of 30-100 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920524667.XU CN210225084U (en) | 2019-04-18 | 2019-04-18 | Submersible motor rotor core section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920524667.XU CN210225084U (en) | 2019-04-18 | 2019-04-18 | Submersible motor rotor core section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210225084U true CN210225084U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920524667.XU Active CN210225084U (en) | 2019-04-18 | 2019-04-18 | Submersible motor rotor core section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210225084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111614176A (en) * | 2020-05-11 | 2020-09-01 | 珠海格力电器股份有限公司 | Rotor structure, motor and vehicle |
-
2019
- 2019-04-18 CN CN201920524667.XU patent/CN210225084U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111614176A (en) * | 2020-05-11 | 2020-09-01 | 珠海格力电器股份有限公司 | Rotor structure, motor and vehicle |
| CN111614176B (en) * | 2020-05-11 | 2022-03-15 | 珠海格力电器股份有限公司 | Rotor structure, motor and vehicle |
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