CN209881509U - Magnetic ring and permanent magnet core of motor rotor prepared by same - Google Patents
Magnetic ring and permanent magnet core of motor rotor prepared by same Download PDFInfo
- Publication number
- CN209881509U CN209881509U CN201920934814.0U CN201920934814U CN209881509U CN 209881509 U CN209881509 U CN 209881509U CN 201920934814 U CN201920934814 U CN 201920934814U CN 209881509 U CN209881509 U CN 209881509U
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- CN
- China
- Prior art keywords
- magnetic ring
- permanent magnet
- splicing
- groove
- sub
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a magnetic ring, including the magnetic ring, its characterized in that: the magnetic ring comprises a magnetic ring sub-body, two ends of the magnetic ring sub-body are respectively provided with a splicing groove and a splicing block, the magnetic ring is formed by splicing six magnetic ring sub-bodies end to end through the splicing grooves and the splicing blocks, the outer side of the magnetic ring sub-body is provided with an outer clamping groove, and the inner side of the magnetic ring sub-body is provided with an inner clamping groove; the permanent magnet core of the motor rotor prepared by the magnet ring comprises the magnet ring and the permanent magnet core, and is characterized in that: the permanent magnet core is formed by superposing magnetic rings and comprises an iron core body; the utility model discloses simple structure can be the permanent magnet core to magnetic ring recycle processing, reduces the cost of manufacture, and the magnetic ring is formed by six magnetic ring daughter through splice groove and splice piece concatenation, and is more convenient when production, through the draw-in groove of design, can pass through the draw-in groove location when winding the wire, makes the wire winding more stable.
Description
Technical Field
The utility model belongs to the technical field of magnetic ring and electric motor rotor's permanent magnet core, concretely relates to magnetic ring and electric motor rotor's of preparation permanent magnet core thereof.
Background
The magnetic ring is a ring-shaped magnetizer. The magnetic ring is a common anti-interference element in an electronic circuit and has a good inhibition effect on high-frequency noise. The rotor is generally formed by laminating silicon steel sheets and inserting permanent magnets into permanent magnet slots of a rotor core.
The conventional magnetic ring is generally an integral body, when the magnetic ring is damaged and needs to be replaced during production, processing or use, the whole magnetic ring needs to be replaced, the cost is increased, and the problem of waste is caused by directly discarding the magnetic ring when the magnetic ring is not used.
Disclosure of Invention
An object of the utility model is to provide a magnetic ring and electric motor rotor's of preparation permanent magnet core to current magnetic ring that proposes usually is a whole in solving above-mentioned background art, takes place to damage when needing to be changed when production and processing or use, need all change whole magnetic ring, the phenomenon of incremental cost, and the magnetic ring directly abandons when not using, causes extravagant problem.
In order to achieve the above object, the utility model provides a following technical scheme: a magnetic ring comprises a magnetic ring, and is characterized in that: the magnetic ring comprises a magnetic ring sub-body, splicing grooves and splicing blocks are respectively arranged at two ends of the magnetic ring sub-body, the magnetic ring is formed by splicing six magnetic ring sub-bodies end to end through the splicing grooves and the splicing blocks, an outer clamping groove is formed in the outer side of the magnetic ring sub-body, and an inner clamping groove is formed in the inner side of the magnetic ring sub-body.
Preferably, the cross-sectional shapes of the splicing grooves and the splicing blocks are both dovetail shapes.
A permanent magnet core of an electric machine rotor made of a magnet ring, comprising the magnet ring and the permanent magnet core as claimed in any one of claims, characterized in that: the magnet core forever is formed by the magnetic ring stack, the magnet core forever includes the iron core daughter, the iron core daughter is formed by the magnetic ring daughter stack, the both sides of iron core daughter are provided with draw-in groove and cardboard respectively, the magnet core forever is formed by six draw-in grooves through draw-in groove and cardboard amalgamation, draw-in groove and cardboard correspond with the shape position of concatenation groove and concatenation piece, outer constant head tank and interior pivot draw-in groove have been seted up to the inboard and the outside of iron core daughter, the shape and the position of outer constant head tank and interior pivot draw-in groove and outer draw-in groove and interior draw-in groove correspond, rotor groove and permanent magnet slot have been seted up on.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses simple structure can be the permanent magnet core to magnetic ring recycle processing, reduces the cost of manufacture, and the magnetic ring is formed by six magnetic ring daughter through splice groove and splice piece concatenation, and is more convenient when production, through the draw-in groove of design, can pass through the draw-in groove location when winding the wire, makes the wire winding more stable.
(2) The utility model discloses a magnetic ring processing is the permanent magnet core, reduce cost, and is the components of a whole that can function independently structure with permanent magnet core and magnetic ring, need not all to change when overhauing the change, only needs to change the position of damage, avoids causing extravagant incremental cost.
Drawings
Fig. 1 is a schematic view of the structure of the magnetic ring of the present invention;
FIG. 2 is a schematic structural view of the permanent magnet core of the present invention;
in the figure: 1. a magnetic ring; 2. a magnetic ring sub-body; 3. splicing grooves; 4. splicing blocks; 5. an outer clamping groove; 6. an inner clamping groove; 7. a permanent magnet core; 8. an outer positioning groove; 9. an inner rotating shaft clamping groove; 10. a permanent magnet slot; 11. a rotor slot; 12. an iron core sub-body; 13. a card slot; 14. and (4) clamping the board.
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 fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a magnetic ring, including magnetic ring 1, magnetic ring 1 includes magnetic ring daughter 2, the both ends of magnetic ring daughter 2 are provided with splice groove 3 and splice block 4 respectively, magnetic ring 1 is formed through splice groove 3 and 4 end to end amalgamations of splice block by six magnetic ring daughter 2, outer draw-in groove 5 has been seted up in the outside of magnetic ring daughter 2, inner draw-in groove 6 has been seted up to the inboard of magnetic ring daughter 2, when producing magnetic ring 1, only need produce magnetic ring daughter 2, splice groove 3 and splice block 4 amalgamation on the magnetic ring daughter 2 are magnetic ring 1, only need to change when damage appears in magnetic ring 1 the magnetic ring daughter 2 of damage part can, reduce the cost, and conveniently produce.
In this embodiment, preferably, the cross-sectional shapes of the splicing groove 3 and the splicing block 4 are both dovetail shapes, so that the splicing groove 3 and the splicing block 4 are more stable when spliced.
A permanent magnet core of a motor rotor prepared by a magnetic ring comprises the magnetic ring 1 and a permanent magnet core 7 as claimed in any one of claims 1 to 2, the permanent magnet core 7 is formed by superposing the magnetic rings 1, the permanent magnet core 7 comprises an iron core body 12, the iron core body 12 is formed by superposing the magnetic ring bodies 2, both sides of the iron core body 12 are respectively provided with 13 and 14, the permanent magnet core 7 is formed by splicing six pieces 13 and 14, 13 and 14 correspond to the shape and position of the splicing grooves 3 and the splicing blocks 4, the inner side and the outer side of the iron core body 12 are provided with an outer positioning groove 8 and an inner rotating shaft clamping groove 9, the outer positioning groove 8 and the inner rotating shaft clamping groove 9 correspond to the shape and position of the outer clamping groove 5 and the inner clamping groove 6, the surface of the iron core body 12 is provided with a rotor groove 11 and a permanent magnet slot 10, the permanent magnet slot 10 and the rotor groove 11 are formed on the magnetic ring body, the permanent magnet core 7 is formed by superposing the magnetic rings 1, the splicing grooves 3 and the splicing blocks 4 are superposed to form 13 and 14, the outer clamping grooves 5 and the inner clamping grooves 6 are superposed to form the outer positioning grooves 8 and the inner rotating shaft clamping grooves 9, the permanent magnet core 7 and the magnetic rings 1 are formed by sub bodies, and only the corresponding sub bodies need to be replaced when the permanent magnet core is damaged, so that the cost can be reduced, and the production difficulty is reduced.
The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly, the installation fixation and safety protection of the utility model are checked, then the magnetic ring 1 is formed by connecting the magnetic ring bodies 2 end to end when the splicing grooves 3 at the two ends of the magnetic ring bodies 2 and the splicing blocks 4 are spliced, when the magnetic ring 1 is used, a lead is wound on the magnetic ring 1 and can be positioned and wound through the outer clamping groove 5 and the inner clamping groove 6, so that the lead is wound more stably, the permanent magnet slots 10 and the rotor slots 11 are arranged on the magnetic ring bodies 2, then the iron core bodies 12 can be formed by superposition combination, the outer clamping groove 5 and the inner clamping groove 6 on the magnetic ring bodies 2 respectively form the outer positioning groove 8 and the inner rotating shaft clamping groove 9, the permanent magnet core 7 is formed by splicing 13 and 14 between the iron core bodies 12, the magnetic ring 1 and the permanent magnet core 7 can be recycled, and when the magnetic ring is damaged, the magnetic ring bodies 2 are designed by splitting, when damage appears in magnetic ring 1 or permanent magnet core 7, the convenience only need to be changed the part that damages can, just so accomplished right the utility model discloses a use, the utility model discloses simple structure, convenience safe in utilization.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A magnetic ring comprises a magnetic ring (1), and is characterized in that: the magnetic ring (1) comprises magnetic ring sub-bodies (2), splicing grooves (3) and splicing blocks (4) are respectively formed in two ends of each magnetic ring sub-body (2), the magnetic ring (1) is formed by splicing six magnetic ring sub-bodies (2) end to end through the splicing grooves (3) and the splicing blocks (4), outer clamping grooves (5) are formed in the outer sides of the magnetic ring sub-bodies (2), and inner clamping grooves (6) are formed in the inner sides of the magnetic ring sub-bodies (2).
2. A magnetic ring as claimed in claim 1, characterized in that: the cross sections of the splicing grooves (3) and the splicing blocks (4) are both in a dovetail shape.
3. A permanent magnet core of an electric motor rotor made of a magnet ring, comprising a magnet ring (1) according to any one of claims 1-2 and a permanent magnet core (7), characterized in that: the permanent magnet core (7) is formed by superposing magnetic rings (1), the permanent magnet core (7) comprises an iron core body (12), the iron core sub-body (12) is formed by superposing magnetic ring sub-bodies (2), the two sides of the iron core sub-body (12) are respectively provided with a clamping groove (13) and a clamping plate (14), the permanent magnet core (7) is formed by splicing six clamping grooves (13) through the clamping grooves (13) and clamping plates (14), the clamping groove (13) and the clamping plate (14) correspond to the shape and the position of the splicing groove (3) and the splicing block (4), the inner side and the outer side of the iron core sub-body (12) are provided with an outer positioning groove (8) and an inner rotating shaft clamping groove (9), the outer positioning groove (8) and the inner rotating shaft clamping groove (9) correspond to the outer clamping groove (5) and the inner clamping groove (6) in shape and position, the surface of the iron core sub-body (12) is provided with a rotor slot (11) and a permanent magnet slot (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920934814.0U CN209881509U (en) | 2019-06-20 | 2019-06-20 | Magnetic ring and permanent magnet core of motor rotor prepared by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920934814.0U CN209881509U (en) | 2019-06-20 | 2019-06-20 | Magnetic ring and permanent magnet core of motor rotor prepared by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209881509U true CN209881509U (en) | 2019-12-31 |
Family
ID=68948061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920934814.0U Expired - Fee Related CN209881509U (en) | 2019-06-20 | 2019-06-20 | Magnetic ring and permanent magnet core of motor rotor prepared by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209881509U (en) |
-
2019
- 2019-06-20 CN CN201920934814.0U patent/CN209881509U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |