CN214255902U - Stator module and disc motor - Google Patents
Stator module and disc motor Download PDFInfo
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- CN214255902U CN214255902U CN202023336901.8U CN202023336901U CN214255902U CN 214255902 U CN214255902 U CN 214255902U CN 202023336901 U CN202023336901 U CN 202023336901U CN 214255902 U CN214255902 U CN 214255902U
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- iron core
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Abstract
The utility model discloses a stator module and disc motor, including motor end cover, fixed mandrel, a plurality of split iron cores, winding skeleton, first mount and second mount. Adopt the utility model discloses a stator module, a plurality of split iron cores are installed in the mounting groove, and bobbin is located between second mount and the first mount, and the middle part of first mount and the middle part of second mount are fixed at fixed mandrel, and the first end of split iron core exposes the part of mounting groove and the part butt of first mount, and the second end of split iron core exposes the part of mounting groove and the part butt of second mount is rotatory with the circumferencial direction of restriction split iron core. The first fixing frame and the second fixing frame limit the axial movement of the split iron core. Therefore, the utility model discloses a split iron core among the stator module adopts soft magnetic composite die forming or sectional type iron core to fold and presses the shaping. The split iron core does not need to be punched or welded, the split iron core cannot be damaged, the mounting difficulty of the stator assembly is reduced, and the yield of the stator assembly is improved.
Description
Technical Field
The utility model relates to a disc motor technical field, in particular to stator module and disc motor.
Background
The iron core of the stator assembly of the disc type motor needs to be fixed on the end cover of the motor, a mounting hole is usually processed on the axial section of the iron core, and the iron core of the disc type motor is usually formed by winding a silicon steel sheet, so that the requirement on the processing precision of the mounting hole is high, and the iron core is easily damaged in the process of processing the mounting hole, so that the performance of the motor is influenced, and even the iron core is scrapped.
Therefore, how to reduce the installation difficulty of the stator assembly and improve the yield of the stator assembly is a technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stator module and disc motor to reduce stator module's the installation degree of difficulty, improve stator module's yield.
To achieve the above object, the utility model provides a stator module, include:
a motor end cover;
the fixed mandrel is positioned in the middle of the electronic end cover;
a plurality of split cores;
the winding frame is provided with a plurality of annularly arranged winding single bodies, and a split groove for mounting a winding is formed between every two adjacent winding single bodies; each winding monomer is provided with an installation groove, each installation groove is provided with one split iron core, and when the split iron core is fixed in the installation groove, the first end of the split iron core and the second end of the split iron core are exposed out of the installation groove;
the first fixing frame is fixed at the first end of the motor end cover, the middle part of the first fixing frame is fixed at the first end of the fixing mandrel, and the part of the first fixing frame is abutted with the part of the first end of the split iron core, which is exposed out of the mounting groove, so as to limit the circumferential direction rotation of the first fixing frame; and
fix the second mount of the second end of motor end cover, the middle part of second mount is fixed the second end of fixed mandrel, the part of second mount with the second end of split iron core exposes the part butt of mounting groove is in order to restrict the second mount circumferencial direction is rotatory, just bobbin is located the second mount with between the first mount.
In one embodiment of the present invention, the radial section of the split core is rectangular, fan-shaped or trapezoidal.
In one embodiment of the present invention, two side surfaces of the first end of the split iron core are respectively provided with a first limiting slot, and the split iron core is clamped with the first fixing frame through the first limiting slots; two of them sides of split iron core's second end all are provided with the spacing draw-in groove of second, split iron core passes through the spacing draw-in groove of second with second mount joint.
In one embodiment of the present invention, the first fixing frame and the second fixing frame have the same structure.
In one embodiment of the present invention, the first fixing frame includes a first fixing ring and a plurality of first fixing arms extending from the first fixing ring to the periphery, wherein the first fixing ring is installed at the first end of the fixing mandrel, the end of the first fixing arm is provided with a first installation hole installed on the motor end cover, and the side surfaces of two adjacent first fixing arms are provided with first limiting supports matched with the first limiting clamping grooves;
the second mount includes that the second is solid fixed ring and certainly a plurality of second fixed arms that extend all around are fixed to the second, wherein, the solid fixed ring of second is installed the second end of fixed mandrel, the end of second fixed arm is provided with installs the second mounting hole of the second end of motor end cover, adjacent two the side of second fixed arm be provided with the spacing support of second spacing draw-in groove matched with second.
In one embodiment of the present invention, the number of the first fixing arms and the number of the second fixing walls are equal to the number of the split grooves.
In one embodiment of the present invention, a plurality of first mounting protrusions matched with the first fixing arm are disposed at a first end of the motor end cover, and a third mounting hole is disposed on each first mounting protrusion; the second end of motor end cover be provided with a plurality ofly with second fixed arm matched with second installation arch, be provided with the fourth mounting hole on the second installation arch.
The utility model discloses in one of them embodiment, coaxial arrangement in the motor end cover first installation arch and second installation arch and the one that corresponds first fixed arm and one the fastener is shared to the second fixed arm.
The utility model discloses in one of them embodiment, the winding monomer is including being hollow winding cover, first baffle and second baffle, the inside formation of winding cover the mounting groove, first baffle sets up the first end of winding cover, the second baffle sets up the second end of winding cover.
The utility model also discloses a disc motor, including stator module and as above-mentioned any stator module.
Adopt the utility model discloses a stator module, a plurality of split cores are installed in the mounting groove, and the middle part of first mount is fixed the first end of fixed mandrel, the first end at fixed mandrel is fixed at the middle part, the first end of split core exposes the part of mounting groove and the part butt of first mount to the circumferencial direction of restriction split core is rotatory, and the second mount is fixed the second end of motor end cover, the middle part of second mount is fixed the second end of fixed mandrel, the second end of split core exposes the part of mounting groove and the part butt of second mount to the circumferencial direction of restriction split core is rotatory, just bobbin is located the second mount with between the first mount. The first fixing frame and the second fixing frame limit the axial movement of the split iron core. Therefore, adopt the utility model discloses a stator module need not punch to the split iron core, also need not weld the split iron core, can not damage the split iron core, has reduced stator module's the installation degree of difficulty, has improved stator module's yield.
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 an exploded schematic view of a stator assembly according to an embodiment of the present invention;
fig. 2 is a schematic view of a partial explosion structure of a stator assembly according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
fig. 4 is a schematic front view of a stator assembly according to an embodiment of the present invention;
fig. 5 is a left side view structural schematic diagram of a stator assembly according to an embodiment of the present invention;
fig. 6 is a schematic diagram of a right side structure of a stator assembly according to an embodiment of the present invention;
fig. 7 is a schematic main sectional view of a disc motor according to an embodiment of the present invention.
Wherein: 100 is a stator component, 200 is a rotor component, 101 is a motor end cover, 102 is a fixed mandrel, 103 is a split iron core, 104 is a bobbin, 105 is a first fixed frame, 106 is a second fixed frame, 107 is a winding, 108 is a fastener, 1011 is a first mounting protrusion, 1012 is a second mounting protrusion, 1013 is a third mounting hole, 1014 is a fourth mounting hole, 1031 is a first limiting clamping groove, 1032 is a second limiting clamping groove, 1041 is a winding sleeve, 1042 is a first clapboard, 1043 is a second clapboard, 1051 is a first fixed ring, 1052 is a first fixed arm, 1053 is a first mounting hole, 1054 is a first limiting support, 1061 is a second fixed ring, 1062 is a second fixed arm, and 1063 is a second mounting hole.
Detailed Description
The core of the utility model is to provide a stator module and disk motor to reduce stator module's the installation degree of difficulty, improve stator module's yield.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 to 7, a stator assembly 100 of the present invention includes a motor end cover 101, a fixed mandrel 102, a plurality of split cores 103, a winding frame 104, a first fixing frame 105 and a second fixing frame 106, wherein the fixed mandrel 102 is located in the middle of the electronic end cover; a plurality of annularly arranged winding single bodies are arranged on the winding frame 104, and a split groove for mounting the sleeve set 107 is formed between every two adjacent winding single bodies; each winding monomer is provided with a mounting groove, each mounting groove is provided with a split iron core 103, and when the split iron core 103 is fixed in the mounting groove, the first end of the split iron core 103 and the second end of the split iron core 103 are both exposed out of the mounting groove; the first fixing frame 105 is fixed at the first end of the motor end cover 101, the middle part of the first fixing frame 105 is fixed at the first end of the fixing mandrel 102, and the part of the first fixing frame 105 is abutted with the part of the first end of the split iron core 103 exposed out of the mounting groove so as to limit the circumferential rotation of the split iron core 103; the second fixing frame 106 is fixed at the second end of the motor end cover 101, the middle part of the second fixing frame 106 is fixed at the second end of the fixing mandrel 102, the part of the second fixing frame 106 and the part of the second end of the split iron core 103, which is exposed out of the mounting groove, are abutted to limit the circumferential rotation of the split iron core 103, and the bobbin 104 is located between the second fixing frame 106 and the first fixing frame 105.
Adopt the utility model discloses a stator module 100, a plurality of split iron cores 103 are installed in the mounting groove, the first end at fixed mandrel 102 is fixed at the middle part of first mount 105, the first end at fixed mandrel 102 is fixed at the middle part, the part of mounting groove and the part butt of first mount 105 are exposed to the first end of split iron core 103, it is rotatory with the circumferencial direction of restriction split iron core 103, the second end at motor end cover 101 is fixed to second mount 106, the second end at fixed mandrel 102 is fixed at the middle part of second mount 106, the part of mounting groove and the part butt of second mount 106 are exposed to the second end of split iron core 103, it is rotatory with the circumferencial direction of restriction split iron core 103, and bobbin 104 is located between second mount 106 and the first mount 105. The dual action of the first mount 105 and the second mount 106 limits the axial movement of the bobbin 104. Therefore, adopt the utility model discloses a stator module 100 need not punch to split iron core 103, also need not weld split iron core 103, can not damage split iron core 103, has reduced stator module 100's the installation degree of difficulty, has improved stator module 100's yield.
The radial section of the split iron core 103 is rectangular, fan-shaped or trapezoidal, the split iron core 103 has a top surface, a bottom surface, a first side surface, a second side surface, an inner side surface and an outer side surface, wherein the top surface and the bottom surface are oppositely arranged, the first side surface and the second side surface are oppositely arranged, the inner side surface and the outer side surface are oppositely arranged, the bottom surface is located at the first end of the split iron core 103, and the top surface is located at the second end of the split iron core 103. The split core 103 is molded by a Soft Magnetic Composite (SMC) mold or a segmented core lamination. In order to increase the stability of the installation of the split core 103, the split core 103 is snapped or bonded in the installation groove. For example, grooves or protrusions are provided in the mounting grooves to realize clamping of the split cores 103, or the split cores 103 are bonded in the mounting grooves by high-strength glue.
Further, the exposed part of the first end of the split iron core 103 abuts against the first fixing frame 105, and it can be understood that the first side surface and/or the second side surface of the split iron core 103 both abuts against the first fixing frame 105, and further, in order to improve the connection strength, the exposed part of the first end of the split iron core 103 is clamped with the first fixing frame 105, so that not only the axial direction of the split iron core 103 can be limited, but also the radial movement of the split iron core can be limited. Similarly, the exposed portion of the second end of the split core 103 abuts against the second fixing frame 106, and it can be understood that the first side surface and/or the second side surface of the split core 103 both abuts against the second fixing frame 106, and further, in order to improve the connection strength, the exposed portion of the second end of the split core 103 is clamped with the second fixing frame 106. The split core 103 is clamped to a portion of the first fixing frame 105. The split iron core 103 is provided with a protrusion or a groove to realize that the split iron core 103 is clamped on the first fixing frame 105. Specifically, two side faces of the first end of the split iron core 103 are provided with first limiting clamping grooves 1031, and the split iron core 103 is clamped on the first fixing frame 105 through the first limiting clamping grooves 1031. That is, the first side surface and the second side surface of the split core 103 are respectively provided with a first limiting clamping groove 1031, and are clamped on the first fixing frame 105 through the two first limiting clamping grooves 1031.
The split iron core 103 is clamped at the portion of the second fixing frame 106, a protrusion or a groove is formed in the split iron core 103 to enable the split iron core 103 to be clamped at the second fixing frame 106, specifically, two side faces of the second end of the split iron core 103 are provided with second limiting clamping grooves 1032, and the split iron core 103 is clamped at the second fixing frame 106 through the second limiting clamping grooves 1032. That is, the first side surface and the second side surface of the split core 103 are respectively provided with a second limiting slot 1032, and are clamped on the second fixing frame 106 through the two second limiting slots 1032.
The first fixing frame 105 has two functions of first limiting the circumferential rotation of the split core 103, and the second fixing frame 106 limits the axial movement of the split core 103. As long as the structure that has above function can all be understood as first mount 105, the utility model discloses a structure of first mount 105 in particular, this first mount 105 includes first solid fixed ring 1051 and a plurality of first fixed arms 1052 to extending all around from first solid fixed ring 1051, wherein, first solid fixed ring 1051 installs the first end at fixed mandrel 102, the end of first fixed arm 1052 is provided with the first mounting hole 1053 of installing at motor end cover 101, the side of two adjacent first fixed arms 1052 is provided with the first spacing support 1054 with first spacing draw-in groove 1032 matched with, first fixed arm 1052 installs on motor end cover 101's first end through first mounting hole 1053.
The number of the first fixing arms 1052 is smaller than or equal to the number of the split grooves, and the number of the optional first fixing arms 1052 is equal to the number of the split grooves for improving stability. That is, there is a first fixing arm 1052 between every two adjacent split cores 103.
The second fixing frame 106 has two functions of first limiting the rotation of the split core 103 in the circumferential direction, and the second fixing frame 106 is combined to limit the axial movement of the split core 103. As long as the structure with the above functions can be understood as the second fixing frame 106, the utility model discloses a structure of second fixing frame 106 in particular, second fixing frame 106 includes the solid fixed ring 1061 of second and a plurality of second fixed arms 1062 that extend all around from the solid fixed ring 1061 of second, wherein, the solid fixed ring 1061 of second is installed at the second end of fixed mandrel 102, the end of second fixed arm 1062 is provided with the second mounting hole 1063 of installing at the second end of motor end cover 101, the side of two adjacent second fixed arms 1062 is provided with the spacing support 1064 of second with spacing draw-in groove 1032 matched with.
The number of the second fixing arms 1062 is smaller than or equal to the number of the split grooves, and the number of the second fixing arms 1062 is optionally equal to the number of the split grooves for the purpose of improving stability. That is, there is one second fixing arm 1062 between each adjacent two split cores 103.
The first fixing ring 1051 and the first fixing arm 1052 in the first fixing frame 105 are of an integral structure or a split structure, and preferably, an integral structure is adopted; the second fixing ring 1061 and the second fixing arm 1062 of the second fixing frame 106 are an integral structure or a split structure, and preferably, an integral structure is adopted.
The first fixing frame 105 and the second fixing frame 106 are the same in structure or different in structure, and preferably adopt the arrangement with the same structure, so that the first fixing frame and the second fixing frame can be replaced mutually, and the assembly difficulty of the disc motor is reduced. And the first fixing frame 105 and the second fixing frame 106 are symmetrically arranged at two ends of the bobbin 104. The first fixing frame 105 and the second fixing frame 106 preliminarily fix the bobbin 104 on which the split core 103 and the winding 107 are mounted, and then fix the bobbin with high-strength adhesive glue.
A first end of the motor end cover 101 is provided with a plurality of first mounting protrusions 1011 matched with the first fixing arms 1052, and the first mounting protrusions 1011 are provided with third mounting holes 1013; the second end of the motor cover 101 is provided with a plurality of second mounting protrusions 1012 which are matched with the second fixing arms 1062, and the second mounting protrusions 1012 are provided with fourth mounting holes 1014.
The first mounting hole 1053 and the third mounting hole 1013 of the first fixing arm 1052 are coupled by a fastener 108, and the second mounting hole 1063 and the fourth mounting hole 1014 of the second fixing arm 1062 are coupled by a fastener 108. Wherein each pair of first mounting hole 1053 and third mounting hole 1013 corresponds to one fastener 108 and no pair of second mounting hole 1063 and fourth mounting hole 1014 corresponds to one fastener 108.
The plurality of third mounting holes 1013 at the first end of the motor cover 101 are staggered from, or coaxially arranged with, the plurality of fourth mounting holes 1014 at the second end of the motor cover 101. When each third mounting hole 1013 and each fourth mounting hole 1014 are coaxially arranged, the coaxially arranged first mounting protrusion 1011 and second mounting protrusion 1012 in the motor cover 101 share one fastener 108 with a corresponding one of the first fixing arm 1052 and one of the second fixing arm 1062.
The split iron core 103 is supported by the bobbin 104, and is molded by a composite material, and a plurality of winding units are bonded together, wherein the winding units include a hollow winding sleeve 1041, a first partition 1042 and a second partition 1043, a mounting groove is formed in the winding sleeve 1041, the first partition 1042 is arranged at a first end of the winding sleeve 1041, and the second partition 1043 is arranged at a second end of the winding sleeve 1041. The first partition 1042 and the second partition 1043 are arranged at two ends of the winding sleeve 1041 symmetrically and have the same size.
Referring to fig. 7, the present invention also discloses a disc motor including the stator assembly 100 and the rotor assembly 200 as described above. Since the stator assembly 100 has the above beneficial effects, the disc motor including the stator assembly 100 also has corresponding effects, and the description is omitted here.
The number of the rotor assemblies 200 is one or two, that is, the disc motor is a single-stator double-rotor disc motor or a single-stator single-rotor disc motor. One, when one, is disposed at one end of the stator assembly 100, and two, when two, are disposed with one of the rotor assemblies 20 at one end of the stator assembly 100 and the other at the other end of the stator assembly 100.
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 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 (10)
1. A stator assembly, comprising:
a motor end cover;
the fixed mandrel is positioned in the middle of the electronic end cover;
a plurality of split cores;
the winding frame is provided with a plurality of annularly arranged winding single bodies, and a split groove for mounting a winding is formed between every two adjacent winding single bodies; each winding monomer is provided with an installation groove, each installation groove is provided with one split iron core, and when the split iron core is fixed in the installation groove, the first end of the split iron core and the second end of the split iron core are exposed out of the installation groove;
the first fixing frame is fixed at the first end of the motor end cover, the middle part of the first fixing frame is fixed at the first end of the fixing mandrel, and the part of the first fixing frame is abutted with the part of the first end of the split iron core, which is exposed out of the mounting groove, so as to limit the circumferential direction rotation of the split iron core; and
fix the second mount of the second end of motor end cover, the middle part of second mount is fixed the second end of fixed mandrel, the part of second mount with the second end of split iron core exposes the partial butt of mounting groove is in order to restrict the circumferencial direction of split iron core is rotatory, just bobbin is located the second mount with between the first mount.
2. The stator assembly of claim 1 wherein the split core radial cross-section is rectangular, scalloped or trapezoidal.
3. The stator assembly according to claim 1, wherein two side surfaces of the first end of the split iron core are respectively provided with a first limiting clamping groove, and the split iron core is clamped with the first fixing frame through the first limiting clamping grooves; two of them sides of split iron core's second end all are provided with the spacing draw-in groove of second, split iron core passes through the spacing draw-in groove of second with second mount joint.
4. The stator assembly of claim 3 wherein the first fixture and the second fixture are identical in construction.
5. The stator assembly according to claim 4, wherein the first fixing frame comprises a first fixing ring and a plurality of first fixing arms extending from the first fixing ring to the periphery, wherein the first fixing ring is installed at a first end of the fixing mandrel, the tail ends of the first fixing arms are provided with first installation holes installed on the motor end cover, and the side surfaces of two adjacent first fixing arms are provided with first limiting supports matched with the first limiting clamping grooves;
the second mount includes that the second is solid fixed ring and certainly a plurality of second fixed arms that extend all around are fixed to the second, wherein, the solid fixed ring of second is installed the second end of fixed mandrel, the end of second fixed arm is provided with installs the second mounting hole of the second end of motor end cover, adjacent two the side of second fixed arm be provided with the spacing support of second spacing draw-in groove matched with second.
6. The stator assembly of claim 5, wherein the number of first stationary arms, the number of second stationary walls, and the number of split slots are equal.
7. The stator assembly of claim 5, wherein the first end of the motor end cover is provided with a plurality of first mounting projections which are matched with the first fixing arms, and the first mounting projections are provided with third mounting holes; the second end of motor end cover be provided with a plurality ofly with second fixed arm matched with second installation arch, be provided with the fourth mounting hole on the second installation arch.
8. The stator assembly of claim 7, wherein the first and second mounting projections coaxially disposed in the motor end cap share a fastener with a corresponding one of the first and second stationary arms.
9. The stator assembly according to any of claims 1 to 8, wherein the winding unit includes a winding sleeve having a hollow shape, a first partition and a second partition, the winding sleeve having an interior forming the mounting slot, the first partition being disposed at a first end of the winding sleeve, and the second partition being disposed at a second end of the winding sleeve.
10. A disc machine comprising a stator assembly and a stator assembly according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023336901.8U CN214255902U (en) | 2020-12-30 | 2020-12-30 | Stator module and disc motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023336901.8U CN214255902U (en) | 2020-12-30 | 2020-12-30 | Stator module and disc motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214255902U true CN214255902U (en) | 2021-09-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023336901.8U Active CN214255902U (en) | 2020-12-30 | 2020-12-30 | Stator module and disc motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214255902U (en) |
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2020
- 2020-12-30 CN CN202023336901.8U patent/CN214255902U/en active Active
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