CN113098167A - Modular motor rotor and modular motor rotor structure - Google Patents
Modular motor rotor and modular motor rotor structure Download PDFInfo
- Publication number
- CN113098167A CN113098167A CN202011209033.9A CN202011209033A CN113098167A CN 113098167 A CN113098167 A CN 113098167A CN 202011209033 A CN202011209033 A CN 202011209033A CN 113098167 A CN113098167 A CN 113098167A
- Authority
- CN
- China
- Prior art keywords
- carrier
- main body
- gaps
- motor rotor
- modular motor
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 64
- 239000000696 magnetic material Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 229910000976 Electrical steel Inorganic materials 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000004323 axial length Effects 0.000 description 3
- 239000002990 reinforced plastic Substances 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/12—Machines characterised by the modularity of some components
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a modularized motor rotor and a modularized motor rotor structure. The modular motor rotor includes: the permanent magnet motor comprises a load seat, a plurality of iron cores arranged on the load seat, a plurality of permanent magnet pieces arranged among the iron cores, and a mandrel assembled on the load seat. The carrier seat is provided with a first carrier part and a second carrier part, a first stopping part is formed at one end of the first carrier part far away from the second carrier part, and a second stopping part is formed at one end of the second carrier part far away from the first carrier part; the plurality of iron cores are arranged between the first blocking part and the second blocking part in a surrounding mode at intervals; each permanent magnet piece is arranged between any two iron cores. Therefore, the manufacturing cost of the permanent magnetic pieces can be greatly reduced through the structure.
Description
Technical Field
The present invention relates to a motor rotor, and more particularly, to a modular motor rotor and a motor rotor structure.
Background
With the development of science and technology, permanent magnet motors have been widely used in many fields, such as oxygen-enriching machines, electric bicycles, smart mechanical arms, etc. The rotor of the existing permanent magnet motor is provided with a rotor iron core, the rotor iron core is made by stacking and stacking silicon steel sheets layer by layer, and the silicon steel sheets need to be cut into an accommodating space which can accord with a permanent magnet of the permanent magnet motor according to the size of the permanent magnet motor or cut into an arc shape corresponding to the size of a stator of the permanent magnet motor during the processing process, so that the silicon steel sheets need to be manufactured according to the size of the permanent magnet motor during the processing, and further the manufacturing is inconvenient; moreover, when the size of the permanent magnet motor is large, a punching machine with large impact force is required for processing the silicon steel sheet, and a large amount of cut silicon steel sheet waste materials (the permanent magnet motor with small size) are also generated after processing, thereby increasing unnecessary production cost.
The present inventors have considered that the above-mentioned drawbacks can be improved, and have made intensive studies and use of scientific principles, and finally have proposed the present invention which is designed reasonably and effectively to improve the above-mentioned drawbacks.
Disclosure of Invention
The present invention provides a modular motor rotor and a modular motor rotor structure, which are designed to overcome the shortcomings of the prior art.
The embodiment of the invention discloses a modularized motor rotor, which comprises: a carrier formed of a non-magnetic material, the carrier comprising: the first carrier is provided with a first main body and a first stopping part connected with the first main body, the first carrier is provided with a first setting hole on the first main body, the first stopping part is positioned on the outer edge of one end of the first main body and is provided with a plurality of first gaps which are arranged at intervals, and a first tooth part is formed between any two adjacent first gaps of the first stopping part; the second carrier is provided with a second main body and a second stopping part connected with the second main body, a second setting hole is formed in the second main body, and the second setting hole is communicated with the first setting hole; the second stopping part is positioned on the outer edge of one end of the second main body and is far away from the first stopping part, the second stopping part is provided with a plurality of second notches which are arranged at intervals, the positions of the second notches and the first notches correspond to each other, and a second tooth part is formed between any two adjacent second notches of the second stopping part; the plurality of iron cores are respectively arranged between any one of the first tooth parts and the corresponding second tooth part, and each iron core does not block any one of the first gaps and the second gaps, so that an accommodating space is formed between any two iron cores of the modular motor rotor, and the accommodating space is communicated with the corresponding first gaps and the corresponding second gaps; the permanent magnetic pieces are arranged in the corresponding accommodating spaces through any one of the first gaps and the corresponding second gaps respectively; and the mandrel penetrates through the first setting hole and the second setting hole and is fixed with the carrier seat.
Preferably, the first body has a plurality of first grooves arranged axially, the second body has a plurality of second grooves arranged axially, the plurality of first grooves and the plurality of second grooves are communicated with each other, and the first grooves and the second grooves corresponding to each other define a positioning groove together; each iron core is provided with a convex part facing the carrier seat, and each convex part is arranged in the corresponding positioning groove.
Preferably, the modular motor rotor further comprises a plurality of fasteners; each first tooth part and each second tooth part are provided with a through hole; each iron core is provided with an opening which is communicated with the through holes of the corresponding first tooth part and the corresponding second tooth part, and any fixing part can be arranged.
Preferably, the first body forms a first clamping groove axially arranged on an inner edge of the first setting hole, the second body forms a second clamping groove axially arranged on an inner edge of the second setting hole, and the first clamping groove and the second clamping groove are communicated with each other and defined as an abutting groove; the mandrel is provided with a shaft body, a limiting groove arranged on the shaft body and a limiting block arranged in the limiting groove, and part of the limiting block protrudes out of the limiting groove; when the mandrel assembly is arranged in the first setting hole and the second setting hole, the position of the limiting groove corresponds to the abutting groove, part of the limiting block is positioned in the abutting groove, and the limiting block can abut against the inner edges of the limiting groove and the abutting groove.
Preferably, each accommodating space is provided with more than one permanent magnet.
The embodiment of the invention also discloses a modularized motor rotor structure, which comprises: a carrier formed of a non-magnetic material, the carrier comprising: the first carrier is provided with a first main body and a first stopping part connected with the first main body, the first carrier is provided with a first setting hole on the first main body, the first stopping part is positioned on the outer edge of one end of the first main body and is provided with a plurality of first gaps which are arranged at intervals, and a first tooth part is formed between any two adjacent first gaps of the first stopping part; the second carrier is provided with a second main body and a second stopping part connected with the second main body, a second setting hole is formed in the second main body, and the second setting hole is communicated with the first setting hole; the second stopping part is positioned on the outer edge of one end of the second main body and is far away from the first stopping part, the second stopping part is provided with a plurality of second notches which are arranged at intervals, the positions of the second notches and the first notches correspond to each other, and a second tooth part is formed between any two adjacent second notches of the second stopping part; the plurality of iron cores are respectively arranged between any one of the first tooth parts and the corresponding second tooth part, and each iron core does not block any one of the first gaps and the second gaps, so that an accommodating space is formed between any two iron cores of the modular motor rotor, and the accommodating space is communicated with the corresponding first gaps and the corresponding second gaps; and the permanent magnetic pieces are arranged in the corresponding accommodating spaces respectively through any one of the first gaps and the corresponding second gaps.
Preferably, the first body has a plurality of first grooves arranged axially, the second body has a plurality of second grooves arranged axially, the plurality of first grooves and the plurality of second grooves are communicated with each other, and the first grooves and the second grooves corresponding to each other define a positioning groove together; each iron core is provided with a convex part facing the carrier seat, and each convex part is arranged in the corresponding positioning groove.
Preferably, the modular motor rotor further comprises a plurality of fasteners; each first tooth part and each second tooth part are provided with a through hole; each iron core is provided with an opening which is communicated with the through holes of the corresponding first tooth part and the corresponding second tooth part, and any fixing part can be arranged.
Preferably, two sides of each iron core respectively protrude towards the adjacent iron core direction to form two protruding portions, and in any two adjacent iron cores, the two protruding portions of one side of each iron core do not block the corresponding first notch and the second notch, so that the accommodating space is formed between the two iron cores.
Preferably, each accommodating space is provided with more than one permanent magnet.
In summary, the modular motor rotor and the modular motor rotor structure disclosed in the embodiments of the present invention can use a design (i.e., an insertion-type arrangement manner) that the plurality of permanent magnetic members are disposed in the corresponding accommodating space through any one of the first notches and the corresponding second notches, so that the plurality of permanent magnetic members of the present invention can be uniformly formed in the same sheet structure without matching with the size of the rotor as in the conventional permanent magnetic motor, thereby greatly reducing the manufacturing cost of the plurality of permanent magnetic members.
For a better understanding of the nature and technical content of the present invention, reference should be made to the following detailed description of the invention and the accompanying drawings, which are provided for illustration purposes only and are not intended to limit the scope of the invention in any way.
Drawings
Fig. 1 is a perspective view of a first embodiment of the present invention.
Fig. 2 is an exploded view of the first embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of fig. 1 taken along the line III-III.
Fig. 4 is a perspective view of the first carrier according to the first embodiment of the invention.
Fig. 5 is a perspective view of a second carrier according to the first embodiment of the invention.
Fig. 6 is a schematic sectional view taken along line VI-VI in fig. 1.
Fig. 7 is a partial schematic view of range VII of fig. 6.
Fig. 8 is an exploded view of a second embodiment of the present invention.
Detailed Description
The embodiments of the present invention disclosed herein are described below with reference to specific embodiments, and those skilled in the art will understand the advantages and effects of the present invention from the disclosure of the present specification. The invention is capable of other and different embodiments and its several details are capable of modifications and various changes in detail, all without departing from the spirit and scope of the present invention. The drawings of the present invention are for illustrative purposes only and are not intended to be drawn to scale. The following embodiments will further explain the related art of the present invention in detail, but the disclosure is not intended to limit the scope of the present invention.
It will be understood that, although the terms "first," "second," "third," etc. may be used herein to describe various components or signals, these components or signals should not be limited by these terms. These terms are used primarily to distinguish one element from another element or from one signal to another signal. In addition, the term "or" as used herein should be taken to include any one or combination of more of the associated listed items as the case may be. Furthermore, the term "electrically coupled", as used herein, refers to one of "indirectly electrically connected" and "directly electrically connected".
[ first embodiment ]
Referring to fig. 1 to 7, the present embodiment provides a modular motor rotor 100, which is preferably applied to a motor with a speed of 150RPM or less, but is not limited to the embodiment. The modular motor rotor 100 includes a carrier 1, a plurality of iron cores 2 disposed on the carrier 1, a plurality of permanent magnets 3 disposed between the iron cores 2, a plurality of shells 4 disposed on the outer edges of the iron cores 2, a mandrel 5 assembled on the carrier 1, and a plurality of fixing members 6 for fixing each of the iron cores 2 to the carrier 1.
It should be noted that the carrier 1, the plurality of iron cores 2, the plurality of permanent magnets 3, the housing 4, the core shaft 5, and the plurality of fixing members 6 are collectively defined as the modular motor rotor 100 in this embodiment. The present invention is not so limited. For example, the carrier 1, the plurality of iron cores 2, and the plurality of permanent magnets 3 may be collectively defined as a modular motor rotor structure, which may be used separately (e.g., sold) or used with other components. The construction of each component of the modular motor rotor 100 will be described separately, and the connection relationship between each component of the modular motor rotor 100 will be described in due course.
Referring to fig. 2 and 3, the carrier 1 may be made of a non-magnetic material (e.g., an aluminum alloy, a stainless steel, or a reinforced plastic), the carrier 1 has a first carrier 11 and a second carrier 12, the first carrier 11 and the second carrier 12 are the same in structure in this embodiment, and the first carrier 11 and the second carrier 12 are symmetrically disposed.
As shown in fig. 3 and 4, the first carrier 11 has a first main body 111 and a first stopper 112 connected to the first main body 111, the first carrier 11 has a first setting hole 1111 formed on the first main body 111, and the first main body 111 has a first slot 1112 axially disposed at an inner edge of the first setting hole 1111; in addition, the first body 111 has a plurality of first grooves 1113 arranged in an axial direction on an outer edge thereof, that is, the plurality of first grooves 1113 are arranged along a longitudinal direction of the first body 111. The first stopper 112 is disposed on an outer edge of one end of the first body 111, and has a plurality of first notches 1121 disposed at intervals, and a first tooth portion 1122 is formed between any two adjacent first notches 1121 of the first stopper 112.
Specifically, the first main body 111 is cylindrical, and the first stopper 112 is disc-shaped and connected to an outer edge of one end of the first main body 111, so that the cross section of the first carrier 11 is approximately T-shaped; the first notches 1121 are radially and annularly formed on the first stopping portion 112, that is, each first tooth portion 1122 is also radially and annularly formed on the first stopping portion 112; further, each of the first teeth 1122 is further provided with a first through hole 1123. The total number of the first teeth 1122 is 26 in this embodiment, but is not limited to that of the embodiment.
As shown in fig. 3 and 5, the second carrier 12 has a second body 121 and a second blocking portion 122 connected to the second body 121, the second carrier 12 has a second setting hole 1211 formed in the second body 121, and the second setting hole 1211 is communicated with the first setting hole 1111; further, the second body 121 further forms a second locking groove 1212 axially disposed on an inner edge of the second disposition hole 1211, and the second locking groove 1212 and the first locking groove 1112 are communicated with each other and define an abutting groove M.
Additionally, the second body 121 has a plurality of second grooves 1213 arranged axially on its outer edge, that is, the second grooves 1213 are disposed along the length direction of the second body 121, the second grooves 1213 and the first grooves 1113 are communicated with each other, and the first grooves 1113 and the second grooves 1213 corresponding to each other define a positioning groove N. The second stopping portion 122 is located on an outer edge of one end of the second body 121, and is far away from the first stopping portion 112. The second stopping portion 122 has a plurality of second notches 1221 disposed at intervals, the positions of the second notches 1221 and the positions of the first notches 1121 correspond to each other, and a second tooth portion 1222 is formed between any two adjacent second notches 1221 of the second stopping portion 122.
Specifically, the second body 121 has a cylindrical shape, and the second blocking portion 122 has a disk shape and is connected to one end of the second body 121, so that the cross section of the second carrier 12 has a T shape; a plurality of the second notches 1221 are radially arranged around the second blocking portion 122, that is, each of the second tooth portions 1222 is also radially arranged around the second blocking portion 122; further, each of the second teeth 122 further has a second through hole 1223. The total number of the second tooth portions 1222 is 26 in this embodiment, but is not limited to the description of this embodiment.
Further, the first blocking portion 112 and the second blocking portion 122 are respectively located at an end of the first body 111 and the second body 121, which are far away from each other (as shown in fig. 3); that is, the cross section of the carrier 1 is H-shaped. Additionally, the first body 111 and the second body 121 further form a plurality of grooves 1114 and 1214, and each of the grooves 1114 and 1214 surrounds the outer edge of the first body 111 and the second body 121 and is disposed at intervals.
It should be noted that, although the carrier 1 has the first carrier 11 and the second carrier 12 in the embodiment, and the first body 111 of the first carrier 11 and the second body 121 of the second carrier 12 are in contact with each other (as shown in fig. 3), the carrier is not limited to the embodiment. For example, in other embodiments of the present invention not shown in the drawings, the first body 111 and the second body 121 may have a gap without contacting each other, that is, the first carrier 11 and the second carrier 12 are disposed at an interval.
As shown in fig. 3, 6 and 7, the plurality of iron cores 2 are respectively disposed between any one of the first tooth portions 1122 and the corresponding second tooth portion 1222, and each iron core 2 does not block any one of the first notches 1121 and the second notches 1221, so that an accommodating space SP is formed between any two iron cores 2 of the modular motor rotor 100, and the accommodating space SP communicates with the corresponding first notch 1121 and the corresponding second notch 1221. Specifically, the radial cross section of any one of the iron cores 2 is the same as the size of any one of the first tooth 1122 or the second tooth 1222 in the present embodiment, but is not limited to the size of the present embodiment. In addition, each of the cores 2 has an opening 21, the opening 21 is communicated with the corresponding first through hole 1123 and the corresponding second through hole 1223, and any one of the fixing members 6 can fix the core 2 through the corresponding first through hole 1123, the corresponding opening 21, and the corresponding second through hole 1223.
Further, a convex portion 22 is formed on each iron core 2 in a direction toward the carrier seat 1, and each convex portion 22 is located in the corresponding positioning groove N and is clamped against each other, so that when each iron core 2 is disposed on the carrier seat 1, each iron core 2 can be clamped against the corresponding positioning groove N through the convex portion 22 of each iron core 2, so as to ensure that each iron core 2 can be stably fixed on the carrier seat 1.
Preferably, two protrusions 23 protrude from two sides of each of the iron cores 2 respectively toward the outside (i.e., toward the adjacent iron cores 2), and in any two adjacent iron cores 2, the two protrusions 23 of the two iron cores 2 facing one side of each other do not block the corresponding first notch 1121 and second notch 1221, and together form the accommodating space SP.
The permanent magnetic members 3 are respectively disposed in the corresponding accommodating spaces SP through any one of the first notches 1121 and the corresponding second notches 1221. Specifically, the permanent magnetic members 3 are permanent magnets, each of the permanent magnetic members 3 may be a rectangular sheet structure in this embodiment, and the total number of the permanent magnetic members 3 is equal to the total number of the accommodating spaces SP, that is, the permanent magnetic members 3 are one-to-one disposed in the accommodating spaces SP.
In detail, the length of each permanent magnet 3 in this embodiment is slightly equal to the sum of the axial lengths of the first main body 111 and the second main body 121, and each permanent magnet 3 does not protrude from any of the first notches 1121 or the second notches 1221 and is exposed outside the carrier 1, but is not limited to the length described in this embodiment. For example, in other embodiments of the present invention not shown in the drawings, a designer may adjust according to design requirements, so that the length of each permanent magnet 3 is slightly greater than the sum of the axial lengths of the first main body 111 and the second main body 121, and at least one end of each permanent magnet 3 protrudes out of the first notch 1121 or the second notch 1221.
As shown in fig. 1 and 6, the housing 4 is made of a non-magnetic material (e.g., aluminum alloy, stainless steel, or reinforced plastic), and is sleeved on the outer edges of the plurality of iron cores 2 to prevent the plurality of iron cores 2 and the plurality of permanent magnetic members 3 from moving radially, so as to fix the plurality of iron cores 2 and the plurality of permanent magnetic members 3.
As shown in fig. 3 and 6, the mandrel 5 is made of a non-magnetic material (e.g., aluminum alloy, stainless steel, or reinforced plastic), and the mandrel 5 passes through the first setting hole 1111 and the second setting hole 1211 and is fixed to the susceptor 1. Specifically, the core shaft 5 has a shaft body 53, a limiting groove 51 disposed on the shaft body 53, and a limiting block 52 disposed in the limiting groove 51, and a part of the limiting block 52 protrudes out of the limiting groove 51; when the mandrel 5 is assembled in the first setting hole 1111 and the second setting hole 1211, the position of the limiting groove 51 corresponds to the abutting groove M, and part of the limiting block 52 is located in the abutting groove M, the limiting block 52 can abut against the inner edges of the limiting groove 51 and the abutting groove M, so that the mandrel 5 can synchronously drive the carrier base 1 to rotate.
In order to more clearly describe the modular motor rotor 100 of the present invention, the assembling manner of the modular motor rotor 100 will be described below, but the assembling order in the description can be adjusted by the designer, and is not limited to the description in the embodiment.
The plurality of iron cores 2 are disposed on the first body 111 and the second body 121, so that the convex portion 22 of each iron core 2 can be disposed in the corresponding positioning groove N, and the plurality of fixing members 6 sequentially pass through the corresponding first through hole 1123, the opening 21, and the second through hole 1223, so that the plurality of iron cores 2 are fixed on the carrier 1; then, passing the permanent magnetic members 3 through any one of the first notches 1121 and the corresponding second notches 1221 in an axial direction, so that each permanent magnetic member 3 is disposed in the corresponding accommodating space SP, and sleeving the housing 4 on the outer edges of the plurality of iron cores 2 to prevent the plurality of iron cores 2 and the plurality of permanent magnetic members 3 from moving radially; finally, the mandrel 5 is inserted into the first setting hole 1111 and the second setting hole 1211, so that the stopper 52 can abut against the inner edges of the stopper groove 51 and the abutting groove M to complete the assembly.
[ second embodiment ]
As shown in fig. 8, which is a second embodiment of the present invention, the present embodiment is similar to the first embodiment, and the same points of the two embodiments are not repeated, but the differences of the present embodiment compared to the first embodiment mainly lie in:
the total number of the permanent magnets 3 is twice the total number of the accommodating spaces SP, and the length of each permanent magnet 3 may be equal to the radial length of any one of the first main body 111 or the second main body 121, two permanent magnets 3 are disposed in each accommodating space SP, and the positions of the two permanent magnets 3 correspond to the first main body 111 and the second main body 121. That is to say, two permanent magnetic members 3 are disposed in each of the accommodating spaces SP, and the two permanent magnetic members 3 are disposed along the radial direction of the carrier 1.
[ technical effects of embodiments of the present invention ]
In summary, the modular motor rotor 100 and the motor rotor structure disclosed in the embodiments of the present invention are designed such that the permanent magnets 3 are disposed in the corresponding accommodating space SP through any of the first notches 1121 and the corresponding second notches 1221 (i.e., an insertion-type arrangement manner), so that the permanent magnets 3 of the present invention can be uniformly formed in the same sheet structure without being processed according to the size of the rotor as in the conventional permanent magnet motor, and the manufacturing cost of the permanent magnets 3 can be greatly reduced.
In addition, the modular motor rotor 100 and the motor rotor structure both axially fix the plurality of permanent magnets 3 through the accommodating space SP formed by any two adjacent iron cores 2, so that when a long-strip-shaped motor rotor is to be manufactured, the plurality of permanent magnets 3 installed therein can be axially arranged in segments (i.e. divided into two segments corresponding to the first carrier and the second carrier), so as to avoid the manufacturing difficulty caused by the overlong axial length of the plurality of permanent magnets 3.
Furthermore, the modular motor rotor 100 and the motor rotor structure can be axially disposed in the plurality of accommodating spaces SP through the plurality of permanent magnets 3, so that a maintenance worker can directly repair the corresponding permanent magnet 3 through any one of the first notches 1121 and the corresponding second notch 1221, and further the subsequent maintenance of the modular motor rotor 100 is more convenient.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, which is defined by the appended claims.
Claims (10)
1. A modular motor rotor, comprising:
a carrier formed of a non-magnetic material, the carrier comprising:
the first carrier is provided with a first main body and a first stopping part connected with the first main body, the first carrier is provided with a first setting hole on the first main body, the first stopping part is positioned on the outer edge of one end of the first main body and is provided with a plurality of first gaps which are arranged at intervals, and a first tooth part is formed between any two adjacent first gaps of the first stopping part; and
the second carrier is provided with a second main body and a second stopping part connected with the second main body, a second setting hole is formed in the second main body of the second carrier, and the second setting hole is communicated with the first setting hole; the second stopping part is positioned on the outer edge of one end of the second main body and is far away from the first stopping part, the second stopping part is provided with a plurality of second notches which are arranged at intervals, the positions of the second notches and the first notches correspond to each other, and a second tooth part is formed between any two adjacent second notches of the second stopping part;
the plurality of iron cores are respectively arranged between any one of the first tooth parts and the corresponding second tooth part, and each iron core does not block any one of the first gaps and the second gaps, so that an accommodating space is formed between any two iron cores of the modular motor rotor, and the accommodating space is communicated with the corresponding first gaps and the corresponding second gaps;
the permanent magnetic pieces are arranged in the corresponding accommodating spaces through any one of the first gaps and the corresponding second gaps respectively; and
and the mandrel penetrates through the first setting hole and the second setting hole and is fixed with the carrier seat.
2. The modular motor rotor as in claim 1, wherein the first body has a plurality of first grooves axially aligned, the second body has a plurality of second grooves axially aligned, the plurality of first grooves and the plurality of second grooves communicate with each other, and the first grooves and the second grooves corresponding to each other define a positioning groove together; each iron core is provided with a convex part facing the carrier seat, and each convex part is arranged in the corresponding positioning groove.
3. The modular motor rotor as recited in claim 1, further comprising a plurality of fasteners; each first tooth part and each second tooth part are provided with a through hole; each iron core is provided with an opening which is communicated with the through holes of the corresponding first tooth part and the corresponding second tooth part, and any fixing part can be arranged.
4. The modular motor rotor as claimed in claim 1, wherein the first body is formed with a first engaging groove axially disposed at an inner edge of the first installation hole, the second body is formed with a second engaging groove axially disposed at an inner edge of the second installation hole, and the first engaging groove and the second engaging groove are communicated with each other and defined as an abutting groove; the mandrel is provided with a shaft body, a limiting groove arranged on the shaft body and a limiting block arranged in the limiting groove, and part of the limiting block protrudes out of the limiting groove; when the mandrel assembly is arranged in the first setting hole and the second setting hole, the position of the limiting groove corresponds to the abutting groove, part of the limiting block is positioned in the abutting groove, and the limiting block can abut against the inner edges of the limiting groove and the abutting groove.
5. The modular motor rotor as recited in claim 1, wherein each of said receiving spaces is provided with more than one of said permanent magnets.
6. A modular motor rotor structure, comprising: a carrier formed of a non-magnetic material, the carrier comprising:
the first carrier is provided with a first main body and a first stopping part connected with the first main body, the first carrier is provided with a first setting hole on the first main body, the first stopping part is positioned on the outer edge of one end of the first main body and is provided with a plurality of first gaps which are arranged at intervals, and a first tooth part is formed between any two adjacent first gaps of the first stopping part; and
the second carrier is provided with a second main body and a second stopping part connected with the second main body, a second setting hole is formed in the second main body of the second carrier, and the second setting hole is communicated with the first setting hole; the second stopping part is positioned on the outer edge of one end of the second main body and is far away from the first stopping part, the second stopping part is provided with a plurality of second notches which are arranged at intervals, the positions of the second notches and the first notches correspond to each other, and a second tooth part is formed between any two adjacent second notches of the second stopping part;
the plurality of iron cores are respectively arranged between any one of the first tooth parts and the corresponding second tooth part, and each iron core does not block any one of the first gaps and the second gaps, so that an accommodating space is formed between any two iron cores of the modular motor rotor, and the accommodating space is communicated with the corresponding first gaps and the corresponding second gaps; and
and the permanent magnetic pieces are arranged in the corresponding accommodating spaces through any one of the first gaps and the corresponding second gaps.
7. The modular motor rotor structure according to claim 6, wherein the first body has a plurality of first grooves axially aligned, the second body has a plurality of second grooves axially aligned, the plurality of first grooves and the plurality of second grooves communicate with each other, and the first grooves and the second grooves corresponding to each other define a positioning groove together; each iron core is provided with a convex part facing the carrier seat, and each convex part is arranged in the corresponding positioning groove.
8. The modular motor rotor structure of claim 6, wherein the modular motor rotor further comprises a plurality of fasteners; each first tooth part and each second tooth part are provided with a through hole; each iron core is provided with an opening which is communicated with the through holes of the corresponding first tooth part and the corresponding second tooth part, and any fixing part can be arranged.
9. The rotor structure of modular motor as claimed in claim 6, wherein two protrusions are protruded from two sides of each of the iron cores toward the adjacent iron cores, and in any two adjacent iron cores, the two protrusions of one side of each of the two iron cores do not block the corresponding first and second notches, so that the accommodating space is formed between the two iron cores.
10. The modular motor rotor structure of claim 6, wherein each receiving space is provided with more than one permanent magnet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW108147139A TWI729648B (en) | 2019-12-23 | 2019-12-23 | Modular motor rotor and modular motor rotor structure |
| TW108147139 | 2019-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113098167A true CN113098167A (en) | 2021-07-09 |
Family
ID=76664145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011209033.9A Pending CN113098167A (en) | 2019-12-23 | 2020-11-03 | Modular motor rotor and modular motor rotor structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113098167A (en) |
| TW (1) | TWI729648B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201282375Y (en) * | 2008-09-27 | 2009-07-29 | 沈阳工业大学 | Combined rotor structure of permanent magnet wind power generator |
| CN101809846A (en) * | 2007-10-04 | 2010-08-18 | 本田技研工业株式会社 | Axial gap motor |
| JP2010273425A (en) * | 2009-05-20 | 2010-12-02 | Toshiba Corp | Permanent magnet motor and washing machine |
| JP2016220467A (en) * | 2015-05-25 | 2016-12-22 | 日本電産株式会社 | motor |
| US20170194844A1 (en) * | 2015-12-31 | 2017-07-06 | Xingu Motor Inc. | Dc motor structure with hollow rotor and inner and outer stators |
| CN207475293U (en) * | 2016-10-21 | 2018-06-08 | 日本电产高科电机株式会社 | Stator and motor |
| KR20190036890A (en) * | 2017-09-28 | 2019-04-05 | 한국전기연구원 | Rotating electrical machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM477092U (en) * | 2013-08-28 | 2014-04-21 | Eternity Electronics Industry Co Ltd | Rotator structure of motor |
| TWI605667B (en) * | 2016-09-01 | 2017-11-11 | 建準電機工業股份有限公司 | Inner-rotor type motor and rotor thereof |
| TWM569522U (en) * | 2018-08-07 | 2018-11-01 | 東元電機股份有限公司 | Lightweight permanent magnetic motor rotor structure |
| CN209233589U (en) * | 2019-01-09 | 2019-08-09 | 日本电产株式会社 | Rotor and motor with the rotor |
-
2019
- 2019-12-23 TW TW108147139A patent/TWI729648B/en active
-
2020
- 2020-11-03 CN CN202011209033.9A patent/CN113098167A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101809846A (en) * | 2007-10-04 | 2010-08-18 | 本田技研工业株式会社 | Axial gap motor |
| CN201282375Y (en) * | 2008-09-27 | 2009-07-29 | 沈阳工业大学 | Combined rotor structure of permanent magnet wind power generator |
| JP2010273425A (en) * | 2009-05-20 | 2010-12-02 | Toshiba Corp | Permanent magnet motor and washing machine |
| JP2016220467A (en) * | 2015-05-25 | 2016-12-22 | 日本電産株式会社 | motor |
| US20170194844A1 (en) * | 2015-12-31 | 2017-07-06 | Xingu Motor Inc. | Dc motor structure with hollow rotor and inner and outer stators |
| CN207475293U (en) * | 2016-10-21 | 2018-06-08 | 日本电产高科电机株式会社 | Stator and motor |
| KR20190036890A (en) * | 2017-09-28 | 2019-04-05 | 한국전기연구원 | Rotating electrical machine |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI729648B (en) | 2021-06-01 |
| TW202125949A (en) | 2021-07-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3340436A1 (en) | Axial gap type dynamo-electric machine | |
| JP3454234B2 (en) | Split core motor | |
| US6768238B2 (en) | Rotor for a permanent magnet synchronous machine | |
| US9577502B2 (en) | Transverse flux permanent magnet rotatory device | |
| US5463262A (en) | Rotor for synchronous motor | |
| EP3338343B1 (en) | Motor | |
| US20130207507A1 (en) | Rotor assembly for motor and manufacturing method thereof | |
| US20100237726A1 (en) | Stator structure and rotating electrical machine using the same | |
| US20120139382A1 (en) | End plate, and rotor for rotary electric machine which employs the end plate | |
| US11855484B2 (en) | Rotor assemblies for axial flux machines | |
| US8569922B2 (en) | Electric motor | |
| CN110462984B (en) | Rotor and motor | |
| US9621002B2 (en) | Permanent magnet rotor for an electronically commutated DC motor | |
| US20140062245A1 (en) | Rotor for rotating electric machine | |
| EP3145056A1 (en) | Rotary electric machine and stator of rotary electric machine | |
| US3422294A (en) | Permanent magnet stator for dynamoelectric machines and method of assembling the same | |
| JP2007068318A (en) | Magnet embedded type motor | |
| JP2007060860A (en) | Permanent magnet type rotor | |
| CN109314422B (en) | Rotor of permanent magnet type rotating electrical machine and permanent magnet type rotating electrical machine | |
| JP2006034024A (en) | Permanent magnet rotor of dynamo-electric machine | |
| CN113098167A (en) | Modular motor rotor and modular motor rotor structure | |
| JP7107315B2 (en) | stator and motor | |
| JP7327418B2 (en) | Rotor of rotary electric machine | |
| CN111384802A (en) | Rotor of rotating electric machine | |
| CN112787430B (en) | Rotary electric machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210709 |
|
| WD01 | Invention patent application deemed withdrawn after publication |