CN215956149U - Long service life's high rotational speed of motor drives stator-rotor - Google Patents
Long service life's high rotational speed of motor drives stator-rotor Download PDFInfo
- Publication number
- CN215956149U CN215956149U CN202122530604.5U CN202122530604U CN215956149U CN 215956149 U CN215956149 U CN 215956149U CN 202122530604 U CN202122530604 U CN 202122530604U CN 215956149 U CN215956149 U CN 215956149U
- Authority
- CN
- China
- Prior art keywords
- rotor
- core
- iron core
- stator
- 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.)
- Active
Links
Images
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a motor high-rotation-speed driving stator and rotor with long service life, which comprises a rotating shaft, wherein a rotor iron core is sleeved on the outer side of the rotating shaft, a clamping groove for clamping the rotating shaft is formed in the inner wall of the rotor iron core, a through hole convenient for heat dissipation is formed in the surface of the rotor iron core, a guide vane is arranged on one side, close to the through hole, of the surface of the rotor iron core, a first mounting groove convenient for winding a coil is formed in the outer contour of the rotor iron core, an impeller is sleeved on one side of the end part of the rotating shaft, a stator iron core is arranged on the outer side of the rotor iron core and consists of a plurality of iron core discs, a second mounting groove convenient for mounting the coil is formed in the inner wall of each iron core disc, and mounting holes distributed circumferentially are formed in the surface of each iron core disc. The utility model has the advantages of light weight, good heat dispersion and high magnetic induction strength, and solves the problems that the temperature in the motor is gradually increased, the working performance of parts in the motor is influenced, and the service life of each part is reduced.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a motor high-rotation-speed driving stator and rotor with long service life.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law.
Current high rotational speed motor makes the coil produce a large amount of heats through great current injection coil in the operation process, and the heat of production constantly increases along with operating time's increase for the inside temperature of motor risees gradually, influences the working property of motor internals, reduces the life of each part, consequently makes the improvement to this, proposes a long service life's motor high rotational speed drive stator and rotor.
Disclosure of Invention
The utility model aims to provide a motor high-rotation-speed driving stator and rotor with long service life, which has the advantages of light weight, good heat dissipation performance and high magnetic induction strength, and solves the problems that the temperature in the motor is gradually increased, the working performance of parts in the motor is influenced, and the service life of each part is shortened.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a long service life's motor high rotational speed drive stator-rotor, includes the axis of rotation, rotor core has been cup jointed in the axis of rotation outside, rotor core inner wall sets up the draw-in groove of axis of rotation joint, the radiating through-hole of being convenient for is seted up on rotor core surface, rotor core surface is close to through-hole one side and has seted up guide vane, rotor core outline sets up the mounting groove one of being convenient for to twine the coil, the impeller has been cup jointed to axis of rotation tip one side, the rotor core outside is provided with stator core, stator core comprises a plurality of iron core dishes, the mounting groove two of being convenient for to install the coil is seted up to iron core dish inner wall, the mounting hole that the circumference distributes is seted up to iron core dish surface.
Preferably, the guide vanes are S-shaped vanes, the guide vanes are circumferentially distributed on one side of the through hole at intervals, and the air guide surfaces at the tail ends of the guide vanes correspond to the through hole.
Preferably, the outer contour of the stator core is provided with a clamping groove for clamping the inner wall of the motor casing, the clamping groove is an i-shaped groove, and one side of the clamping groove, which is close to the inner wall of the motor casing, is provided with a gap with a certain clearance.
Preferably, a connecting rod is arranged in the mounting hole, the plurality of iron core discs penetrate through the mounting hole through the connecting rod to be stacked mutually, and the iron core discs are formed by cold rolling of non-oriented steel silicon wafer materials.
Preferably, the surface of the stator core is provided with an irregular heat dissipation opening which is completely penetrated, and a semicircular groove which is perpendicular to the rotating shaft is formed between the outer contours of every two iron core discs.
Preferably, rotor core and the coaxial setting of stator core, the stator core inner wall is provided with the lug of being convenient for install the coil, the lug is close to rotor core one side and is the circular arc concave surface, be provided with certain clearance between lug and the rotor core.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the guide vanes are S-shaped vanes, when the rotor core rotates in the stator core, airflow is generated inside the motor through the impellers sleeved outside the rotating shaft, and the airflow can quickly pass through the through holes through the air guide surfaces at the tail ends of the guide vanes and corresponding to the through holes, so that the heat dissipation treatment is carried out on the inside of the belt motor, the heat dissipation efficiency is effectively improved, the motor is prevented from being burnt due to overhigh temperature, and the service life of the motor is ensured;
2. according to the utility model, the gap with a certain gap is arranged at one side of the clamping groove close to the inner wall of the motor shell, so that the stator iron core and the inner wall of the motor shell can keep a certain gap, and the airflow can be conveniently and rapidly circulated;
3. the iron core disc is formed by cold rolling of non-oriented steel silicon slice materials, and compared with the same steel silicon slice, the non-oriented steel silicon slice has the advantages of high magnetic induction strength, smooth surface, high flatness and low iron core loss, and can effectively improve the working performance of a motor and prolong the service life.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a stator core construction according to the present invention;
FIG. 3 is a schematic view of a rotor core structure according to the present invention;
fig. 4 is a schematic front view of fig. 1 according to the present invention.
In the figure: 1. a rotating shaft; 2. a rotor core; 3. a card slot; 4. a through hole; 5. a guide vane; 6. a first mounting groove; 7. an impeller; 8. a stator core; 9. an iron core disc; 10. a second mounting groove; 11. a tab; 12. mounting holes; 13. a clamping groove; 14. a connecting rod; 15. a semicircular arc groove; 16. and a heat dissipation opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a long service life's high rotational speed drive of motor decides rotor, including axis of rotation 1, rotor core 2 has been cup jointed in the 1 outside of axis of rotation, draw-in groove 3 of 1 joint of axis of rotation is seted up to 2 inner walls of rotor core, radiating through-hole 4 of being convenient for is seted up on 2 surfaces of rotor core, guide vane 5 has been seted up near through-hole 4 one side on 2 surfaces of rotor core, the mounting groove 6 of being convenient for twine the coil is seted up to 2 outlines of rotor core, impeller 7 has been cup jointed to 1 tip one side of axis of rotation, 2 outside of rotor core is provided with stator core 8, stator core 8 comprises a plurality of iron core dish 9, mounting groove two 10 of being convenient for install the coil are seted up to iron core dish 9 inner wall, the mounting hole 12 that the circumference distributes is seted up on iron core dish 9 surface.
The guide vanes 5 are S-shaped vanes, the guide vanes 5 are circumferentially distributed at intervals on one side of the through hole 4, and the air guide surface at the tail end of the guide vane 5 corresponds to the through hole 4.
Through setting up guide vane 5 and being S type blade, when rotor core 2 rotates in stator core 8, through impeller 7 that the axis of rotation 1 outside cup jointed, make the inside air current that produces of motor, it is corresponding with through-hole 4 through 5 terminal wind-guiding faces of guide vane, can make the air current pass through-hole 4 fast, take the inside heat dissipation of carrying out of motor to handle, effectively improve the radiating efficiency, prevent that the motor temperature from too high burning out, guaranteed the life of motor.
The outer contour of the stator core 8 is provided with a clamping groove 13 which is clamped with the inner wall of the motor casing, the clamping groove 13 is an I-shaped groove, and one side of the clamping groove 13 close to the inner wall of the motor casing is provided with a gap with a certain clearance.
Through setting up block groove 13, can make stator core 8 fix at motor casing inner wall, be close to motor casing inner wall one side through block groove 13 simultaneously and set up the breach in certain clearance, can make stator core 8 and motor casing inner wall keep certain clearance, the air current of being convenient for circulates fast.
The connecting rods 14 are arranged in the mounting holes 12, the iron core discs 9 penetrate through the mounting holes 12 through the connecting rods 14 to be stacked mutually, and the iron core discs 9 are formed by cold rolling of non-oriented steel silicon slice materials.
The iron core disc 9 is formed by cold rolling of non-oriented steel silicon slice materials, and compared with the same steel silicon slice, the non-oriented steel silicon slice has the advantages of high magnetic induction strength, smooth surface, high flatness and low iron core loss, and can effectively improve the working performance of a motor and prolong the service life.
The surface of the stator core 8 is provided with an irregular heat dissipation opening 16 which completely penetrates through the stator core, and a semi-arc groove 15 which is perpendicular to the rotating shaft 1 is formed between the outer contours of every two dry core plates 9.
Through set up the semicircle recess 15 with axis of rotation 1 perpendicular setting between per two iron core dish 9 outlines, when the rotor rotates and produces the air current in electrified machine, the air current circulates through semicircle recess 15 and heat dissipation opening 16 fast, realizes dispelling the heat to the winding coil on the stator core 8.
By providing the convex pieces 11 as the arc concave surfaces, the rotor core 2 and the stator core 8 can be prevented from contacting each other to the maximum extent and causing abrasion to the coil outer side insulating layer.
The working principle is as follows: this kind of long service life's high rotational speed drive stator-rotor of motor, before the use through insert connecting rod 14 to mounting hole 12 in, pile up a plurality of iron core dish 9 fixedly, then assemble into stator core 8 with the coil winding in mounting groove two 10, form by non-oriented steel silicon chip material cold rolling through iron core dish 9, relatively equal steel silicon chip, non-oriented steel silicon chip has the magnetic induction intensity height, the smooth roughness in surface is high, the advantage that the iron core loss is low, can effectively improve the working property of electrified machine, and the service life is prolonged.
Be provided with the block groove 13 through stator core 8 outline, carry out mutual block between block groove 13 and the motor housing inner wall and fix, then twine the coil in mounting groove 6 in the rotor core 2 outside to carry out the block through draw-in groove 3 and axis of rotation 1 and be connected, later install rotor core 2 in the motor.
When current is switched on, the rotor core 2 rotates in the stator core 8, the impeller 7 is arranged, the impeller 7 rotates to enable air flow to be generated inside the motor, the air guide surface at the tail end of the guide vane 5 corresponds to the through hole 4, the air flow can rapidly pass through the through hole 4 to carry out heat dissipation treatment on the inside of the belt motor, the motor is prevented from being burnt due to overhigh temperature, and the service life of the motor is guaranteed.
Simultaneously, a gap with a certain gap is formed in one side, close to the inner wall of the motor shell, of the clamping groove 13, the stator core 8 and the inner wall of the motor shell can keep a certain gap, airflow can circulate fast, the airflow can circulate fast through the semi-arc grooves 15 and the heat dissipation openings 16, and the winding coil on the stator core 8 is cooled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a long service life's motor high rotational speed drive stator-rotor, includes axis of rotation (1), its characterized in that: rotor core (2) have been cup jointed in axis of rotation (1) outside, draw-in groove (3) of axis of rotation (1) joint have been seted up to rotor core (2) inner wall, radiating through-hole (4) of being convenient for have been seted up on rotor core (2) surface, guide vane (5) have been seted up near through-hole (4) one side on rotor core (2) surface, rotor core (2) outline is seted up the mounting groove one (6) of being convenient for coil winding, impeller (7) have been cup jointed to axis of rotation (1) tip one side, rotor core (2) outside is provided with stator core (8), stator core (8) comprise a plurality of iron core dish (9), the mounting groove two (10) of being convenient for installation coil are seted up to iron core dish (9) inner wall, the mounting hole (12) that the circumference distributes are seted up to iron core dish (9) surface.
2. The long-life electric machine high speed drive stator and rotor of claim 1, wherein: the guide vanes (5) are S-shaped vanes, the guide vanes (5) are circumferentially distributed on one side of the through hole (4) at intervals, and the air guide surface at the tail end of each guide vane (5) corresponds to the through hole (4).
3. The long-life electric machine high speed drive stator and rotor of claim 1, wherein: the stator core (8) is characterized in that a clamping groove (13) for clamping the inner wall of the motor shell is formed in the outer contour of the stator core, the clamping groove (13) is an I-shaped groove, and a gap with a certain gap is formed in one side, close to the inner wall of the motor shell, of the clamping groove (13).
4. The long-life electric machine high speed drive stator and rotor of claim 1, wherein: the connecting rods (14) are arranged in the mounting holes (12), the iron core plates (9) penetrate through the mounting holes (12) through the connecting rods (14) to be stacked mutually, and the iron core plates (9) are formed by cold rolling of non-oriented steel silicon wafer materials.
5. The long-life electric machine high speed drive stator and rotor of claim 1, wherein: the surface of the stator core (8) is provided with an irregular heat dissipation opening (16) which completely penetrates through the stator core, and a semi-circular arc groove (15) which is perpendicular to the rotating shaft (1) is formed between the outer contours of every two core plates (9).
6. The long-life electric machine high speed drive stator and rotor of claim 1, wherein: rotor core (2) and stator core (8) coaxial arrangement, stator core (8) inner wall is provided with lug (11) convenient to installation coil, lug (11) are close to rotor core (2) one side and are the circular arc concave surface, be provided with certain clearance between lug (11) and rotor core (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122530604.5U CN215956149U (en) | 2021-10-20 | 2021-10-20 | Long service life's high rotational speed of motor drives stator-rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122530604.5U CN215956149U (en) | 2021-10-20 | 2021-10-20 | Long service life's high rotational speed of motor drives stator-rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215956149U true CN215956149U (en) | 2022-03-04 |
Family
ID=80413702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122530604.5U Active CN215956149U (en) | 2021-10-20 | 2021-10-20 | Long service life's high rotational speed of motor drives stator-rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215956149U (en) |
-
2021
- 2021-10-20 CN CN202122530604.5U patent/CN215956149U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106972655B (en) | Three-phase brushless motor of dust collector | |
| US20210013785A1 (en) | Food processor and electric motor for food processor | |
| CN201393138Y (en) | Water pump motor with three-dimensional heat radiating structure | |
| CN208890573U (en) | A kind of bi-motor structure | |
| CN215956149U (en) | Long service life's high rotational speed of motor drives stator-rotor | |
| KR20220139151A (en) | Magnetic levitation module for electromagnetic induction hoverboard using axial flow rotor blades | |
| KR101312721B1 (en) | Motor device improving fan structure of cooling fan | |
| CN205489866U (en) | Permanent -magnet machine rotor punching | |
| CN213402732U (en) | Heat radiation structure of motor for electric tool | |
| CN112383194B (en) | Self-cooling axial flux motor with built-in centrifugal fan | |
| CN209250390U (en) | A kind of circumferential direction cloth tubular type ventilating radiating electric machine | |
| CN110855079B (en) | Energy-saving motor with reduce frictional force structure | |
| CN210468925U (en) | Novel motor rotor structure | |
| CN208479313U (en) | Electronic ducted-fan blower | |
| KR101927219B1 (en) | Motor with built-in cooling fan | |
| CN211508750U (en) | Rotor core and rotor, motor and electric motor car that have it | |
| CN219802047U (en) | Motor with heat radiation structure | |
| CN210578127U (en) | High-rotating-speed motor | |
| CN209562333U (en) | A kind of modified form rotor for magneto | |
| CN204408046U (en) | Permagnetic synchronous motor and be equipped with the helical-lobe compressor of this permagnetic synchronous motor | |
| CN220022446U (en) | Motor | |
| CN210738938U (en) | Centrifugal pump rotor heat abstractor | |
| CN208158250U (en) | A kind of stator for motors | |
| CN215870946U (en) | Iron core for motor | |
| CN217824467U (en) | Motor rotor structure for compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |