CN212695786U - Rotor assembly of permanent magnet motor - Google Patents
Rotor assembly of permanent magnet motor Download PDFInfo
- Publication number
- CN212695786U CN212695786U CN202021164625.9U CN202021164625U CN212695786U CN 212695786 U CN212695786 U CN 212695786U CN 202021164625 U CN202021164625 U CN 202021164625U CN 212695786 U CN212695786 U CN 212695786U
- Authority
- CN
- China
- Prior art keywords
- rotor
- shell
- end cover
- fan
- permanent magnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 102
- 238000009434 installation Methods 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 238000001816 cooling Methods 0.000 abstract description 3
- 241000883990 Flabellum Species 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model provides a permanent-magnet machine's rotor subassembly relates to permanent-magnet machine technical field to rotor among the solution current permanent-magnet machine can't carry out the problem that the multiaspect heat dissipation can lead to the rotor disconnected at rotatory radiating in-process. A rotor assembly of a permanent magnet motor comprises a shell mechanism, a rotor mechanism and a ring support mechanism, wherein the front end of the shell mechanism is fixedly connected with the rear end of an end cover mechanism. Because rotor mechanism has installed the fan of installing instead with just installing the fan additional, when permanent-magnet machine carried out work, the rotor will rotate, the fan of installing instead that rotor mechanism installs additional will produce wind-force with just installing the fan, carry out the convection current in the opposite direction through the flabellum to this plays the effect of cooling to rotor mechanism, reduces the calorific capacity of rotor at the in-process of stator internal rotation, solved the rotor among the permanent-magnet machine and can not carry out the problem that the multiaspect heat dissipation probably leads to the rotor broken strip at rotatory radiating in-process.
Description
Technical Field
The utility model belongs to the technical field of permanent-magnet machine, more specifically say, in particular to permanent-magnet machine's rotor subassembly.
Background
The permanent magnet synchronous motor is a synchronous motor which generates a synchronous rotating magnetic field by permanent magnet excitation, the permanent magnet is used as a rotor to generate a rotating magnetic field, and a three-phase stator winding is reacted through an armature under the action of the rotating magnetic field to induce three-phase symmetrical current.
The motor rotor is divided into an inner rotor rotation mode and an outer rotor rotation mode. The inner rotor rotates in such a way that a core body in the middle of the motor is a rotating body, and the output torque refers to the motor or the input energy refers to the generator. The kinetic energy of the rotor is converted into electric energy, heat is inevitably generated in the process of high-speed rotation of the rotor, the current method for cooling the permanent magnet motor is to use a fan behind the rotor to dissipate heat on a single surface, the whole rotor cannot be subjected to heat dissipation treatment, and the rotor can be broken.
Accordingly, in view of the above, research and improvement are made on the conventional structure and defects, and a rotor assembly of a permanent magnet motor is provided to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a permanent magnet motor's rotor subassembly to rotor among the solution current permanent magnet motor can't carry out the problem that the multiaspect heat dissipation can lead to the rotor disconnected strip at rotatory radiating in-process.
The utility model discloses permanent-magnet motor's rotor subassembly's purpose and efficiency are reached by following specific technological means:
a rotor assembly of a permanent magnet motor comprises a shell mechanism, a rotor mechanism and a ring support mechanism, wherein the front end of the shell mechanism is fixedly connected with the rear end of an end cover mechanism; the rear end of the shell mechanism is fixedly connected with the inner part of the front end of the rear shell mechanism; the right side surface of the shell mechanism is fixedly provided with a junction box; the rotor mechanism is positioned in the stator mechanism; the stator mechanism is positioned inside the shell mechanism; the ring supporting mechanisms are positioned at the front end and the rear end of the rotor mechanism.
Further, the shell mechanism comprises a base, a motor shell and end cover connecting blocks A, the top of the base is fixedly connected with the bottom of the motor shell, the front end face of the motor shell is flush with the front end face of the base, the rear end face of the motor shell is ten centimeters longer than the rear end face of the base, and the front ends of the left side and the right side of the motor shell are symmetrically provided with the end cover connecting blocks A.
Further, the end cover mechanism comprises a front end cover, an end cover bearing and an end cover connecting block B, the end cover bearing is arranged in the front end cover axis groove, the two end cover connecting blocks B are symmetrically arranged on the left side and the right side of the front end cover, the end cover connecting block A is the same as the end cover connecting block B in size in the installation state of the end cover mechanism, and the end cover connecting block B is fixedly connected with the end cover connecting block A through screws.
Furthermore, the rear shell mechanism comprises a shell and heat dissipation holes, the heat dissipation holes penetrating through the front end face of the shell are formed in the front end face of the shell, and the front end of the shell is fixedly connected with the rear end of the shell mechanism in a groove in the installation state of the rear shell mechanism.
Further, the rotor mechanism comprises a rotor, a forward fan and a reverse fan, the forward fan is arranged at the rear end of the rotor, the reverse fan is arranged at the front end of the rotor, and the front end of the rotor is rotatably connected in the end cover bearing.
Furthermore, the ring supporting mechanism comprises a supporting plate and a rotating shaft, the rotating shaft is arranged at the axis position of the supporting plate, one rotating shaft is fixedly connected with the rear end of the rotor, and the other rotating shaft is fixedly connected with the front end of the rotor in the installation state of the ring supporting mechanism.
Compared with the prior art, the utility model discloses following beneficial effect has:
because rotor mechanism has installed the fan of installing instead with just installing the fan additional, when permanent-magnet machine carried out work, the rotor will rotate, the fan of installing instead that rotor mechanism installs additional will produce wind-force with just installing the fan, carry out the convection current in the opposite direction through the flabellum to this plays the effect of cooling to rotor mechanism, reduces the calorific capacity of rotor at the in-process of stator internal rotation, solved the rotor among the permanent-magnet machine and can not carry out the problem that the multiaspect heat dissipation probably leads to the rotor broken strip at rotatory radiating in-process.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic side view of the present invention.
Fig. 2 is a schematic diagram of a side view of the half-section of the present invention.
Fig. 3 is a schematic side view of the housing mechanism of the present invention.
Fig. 4 is a schematic side view of the end cover mechanism of the present invention.
Fig. 5 is a schematic side view of the rear housing mechanism of the present invention.
Fig. 6 is a schematic side view of the rotor mechanism of the present invention.
Fig. 7 is a schematic view of the front view structure of the ring support mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a housing mechanism; 101. a base; 102. a motor housing; 103. an end cover connecting block A; 2. an end cap mechanism; 201. a front end cap; 202. an end cap bearing; 203. an end cover connecting block B; 3. a rear housing mechanism; 301. a housing; 302. heat dissipation holes; 4. a junction box; 5. a rotor mechanism; 501. a rotor; 502. a fan is normally installed; 503. Reversely installing a fan; 6. a stator mechanism; 7. a ring support mechanism; 701. a supporting plate; 702. a rotating shaft;
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 7:
the utility model provides a rotor component of a permanent magnet motor, which comprises a shell mechanism 1, a rotor mechanism 5 and a ring support mechanism 7, wherein the front end of the shell mechanism 1 is fixedly connected with the rear end of an end cover mechanism 2; the rear end of the shell mechanism 1 is fixedly connected with the interior of the front end of the rear shell mechanism 3; a junction box 4 is fixedly arranged on the right side surface of the shell mechanism 1; the rotor mechanism 5 is positioned in the stator mechanism 6; the stator mechanism 6 is positioned inside the shell mechanism 1; the ring supporting mechanism 7 is located at the front end and the rear end of the rotor mechanism 5, the end cover mechanism 2 comprises a front end cover 201, an end cover bearing 202 and an end cover connecting block B203, the end cover bearing 202 is arranged in an axis groove of the front end cover 201, the left side and the right side of the front end cover 201 are symmetrically provided with two end cover connecting blocks B203, the end cover connecting block A103 and the end cover connecting block B203 are the same in size in the installation state of the end cover mechanism 2, and the end cover connecting block B203 and the end cover connecting block A103.
The casing mechanism 1 comprises a base 101, a motor casing 102 and end cover connecting blocks A103, the top of the base 101 is fixedly connected with the bottom of the motor casing 102, the front end face of the motor casing 102 is flush with the front end face of the base 101, the rear end face of the motor casing 102 is ten centimeters longer than the rear end face of the base 101, and the front ends of the left side and the right side of the motor casing 102 are symmetrically provided with the two end cover connecting blocks A103.
The rear housing mechanism 3 comprises a housing 301 and heat dissipation holes 302, the heat dissipation holes 302 penetrating through the front end surface of the housing 301, and the front end of the housing 301 is fixedly connected with the rear end of the housing mechanism 1 in a groove in the mounting state of the rear housing mechanism 3.
The rotor mechanism 5 comprises a rotor 501, a forward fan 502 and a reverse fan 503, the forward fan 502 is arranged at the rear end of the rotor 501, the reverse fan 503 is arranged at the front end of the rotor 501, and the front end of the rotor 501 is rotatably connected in the end cover bearing 202.
The ring supporting mechanism 7 includes a supporting plate 701 and a rotating shaft 702, the rotating shaft 702 is arranged at the axis position of the supporting plate 701, one rotating shaft 702 is fixedly connected with the rear end of the rotor 501, and the other rotating shaft 702 is fixedly connected with the front end of the rotor 501 in the installation state of the ring supporting mechanism 7.
The specific use mode and function of the embodiment are as follows:
when the rotor assembly of the novel permanent magnet motor is installed, firstly, the rotor 501 is placed in the stator mechanism 6, then the two ring support mechanisms 7 are sleeved into the front end and the rear end of the rotor 501 through the rotating shaft 702, the stator mechanism 6 is wrapped by the two ring support mechanisms 7, then the front-mounted fan 502 is mounted at the rear end of the rotor 501, the front end of the rotor 501 is provided with the reversed-mounted fan 503, the assembly and the connection of the rotor mechanism 5 and the stator mechanism 6 and the ring support mechanisms 7 are completed, then the reversed-mounted fan is placed on the inner supporting plate 701 of the motor shell 102 and fixed on the inner wall of the groove of the motor shell 102, the front end of the shell 301 of the rear shell mechanism 3 is wrapped on the rear end of the motor shell 102 and fixedly connected with the fixed-mounted fan, and finally the end cover bearing 202 of the end cover mechanism 2 is sleeved into the shaft at the front end.
When in use, the permanent magnet motor is in a working state by connecting a power supply through the junction box 4
The stator mechanism 6 rotates in cooperation with the magnetic force of the rotor mechanism 5, so that the forward-mounted fan 502 and the backward-mounted fan 503 on the rotor 501 rotate, the wind power generated at a proper rotating speed can cool the front end and the rear end of the rotor 501, the heat in the rotating process is reduced, and the heat inside the motor shell 102 is discharged through the heat radiation holes 302.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. A rotor assembly for a permanent magnet motor, comprising: the device comprises a shell mechanism (1), a rotor mechanism (5) and a ring support mechanism (7), wherein the front end of the shell mechanism (1) is fixedly connected with the rear end of an end cover mechanism (2); the rear end of the shell mechanism (1) is fixedly connected with the inner part of the front end of the rear shell mechanism (3); a junction box (4) is fixedly arranged on the right side surface of the shell mechanism (1); the rotor mechanism (5) is positioned in the stator mechanism (6); the stator mechanism (6) is positioned inside the shell mechanism (1); the ring support mechanisms (7) are positioned at the front end and the rear end of the rotor mechanism (5).
2. The rotor assembly of a permanent magnet electric motor according to claim 1, wherein: the shell mechanism (1) comprises a base (101), a motor shell (102) and end cover connecting blocks A (103), the top of the base (101) is fixedly connected with the bottom of the motor shell (102), the front end face of the motor shell (102) is flush with the front end face of the base (101), the rear end face of the motor shell (102) is ten centimeters longer than the rear end face of the base (101), and the front ends of the left side and the right side of the motor shell (102) are symmetrically provided with the two end cover connecting blocks A (103).
3. The rotor assembly of a permanent magnet electric motor according to claim 1, wherein: the end cover mechanism (2) comprises a front end cover (201), an end cover bearing (202) and an end cover connecting block B (203), the end cover bearing (202) is arranged in an axis groove of the front end cover (201), the left side and the right side of the front end cover (201) are symmetrically provided with the two end cover connecting blocks B (203), the end cover connecting block A (103) is the same as the end cover connecting block B (203) in size in the installation state of the end cover mechanism (2), and the end cover connecting block B (203) is fixedly connected with the end cover connecting block A (103) through screws.
4. The rotor assembly of a permanent magnet electric motor according to claim 1, wherein: the rear shell mechanism (3) comprises a shell (301) and radiating holes (302), wherein the radiating holes (302) which penetrate through the front end face of the shell (301) are formed, and under the installation state of the rear shell mechanism (3), the front end of the shell (301) is in groove fit with the rear end of the shell mechanism (1).
5. The rotor assembly of a permanent magnet electric motor according to claim 1, wherein: rotor mechanism (5) is including rotor (501), just adorn fan (502), reverse dress fan (503), rotor (501) rear end is equipped with just adorn fan (502), rotor (501) front end is equipped with reverse dress fan (503), rotor (501) front end rotates to be connected in end cover bearing (202).
6. The rotor assembly of a permanent magnet electric motor according to claim 1, wherein: ring props mechanism (7) including fagging (701), pivot (702), fagging (701) axle center position is equipped with pivot (702), under ring props mechanism (7) mounted state, one place pivot (702) with rotor (501) rear end fixed connection, another place pivot (702) with rotor (501) front end fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021164625.9U CN212695786U (en) | 2020-06-22 | 2020-06-22 | Rotor assembly of permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021164625.9U CN212695786U (en) | 2020-06-22 | 2020-06-22 | Rotor assembly of permanent magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212695786U true CN212695786U (en) | 2021-03-12 |
Family
ID=74891536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021164625.9U Active CN212695786U (en) | 2020-06-22 | 2020-06-22 | Rotor assembly of permanent magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212695786U (en) |
-
2020
- 2020-06-22 CN CN202021164625.9U patent/CN212695786U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206389217U (en) | A kind of strong heat dissipation type brushless DC generator | |
| CN212695786U (en) | Rotor assembly of permanent magnet motor | |
| CN212012334U (en) | Protection device for motor based on electromechanical integration | |
| CN217427892U (en) | Motor comprising resolver | |
| CN214900538U (en) | Electric machine | |
| CN214506755U (en) | Permanent magnet synchronous generator | |
| CN213817535U (en) | Array type double-stator motor | |
| CN111987843B (en) | High-efficiency composite iron core winding motor and use method thereof | |
| CN209786972U (en) | Novel motor heat dissipation device | |
| CN210898826U (en) | Brushless motor convenient to heat dissipation | |
| CN207884450U (en) | A kind of air-flow cooling motor | |
| CN214674779U (en) | Novel direct current motor | |
| CN213783073U (en) | Long service life's weaving motor | |
| CN209896882U (en) | Alternating current capacitor motor with starting operation characteristic of direct current motor | |
| CN217063425U (en) | Rotor assembly of external rotor motor | |
| CN219499186U (en) | Induction permanent magnet motor | |
| CN211670705U (en) | Novel coreless motor | |
| CN215420032U (en) | High-speed permanent magnet motor stator and rotor convenient to disassemble and assemble | |
| CN216981683U (en) | Driving speed reducing mechanism with high-precision control | |
| CN221408587U (en) | Novel motor with heat dissipation function | |
| CN216904526U (en) | Novel modular combined motor | |
| CN214674580U (en) | Mechanical supporting structure suitable for miniature axial magnetic field motor | |
| CN212784965U (en) | Invisible fan motor | |
| CN215646526U (en) | Novel high-power brushless motor | |
| CN220570417U (en) | Novel energy-saving speed reduction starter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210317 Address after: 315300 xiangshidi village, Henghe Town, Cixi City, Ningbo City, Zhejiang Province Patentee after: Ningbo Xuanxuan Motor Co.,Ltd. Address before: 467500 no.299, courtyard 9, Linxi village, Linru Town, Ruzhou City, Pingdingshan City, Henan Province Patentee before: Li Yapeng |
|
| TR01 | Transfer of patent right |