CN217307410U

CN217307410U - Permanent magnet auxiliary type bearingless synchronous reluctance motor

Info

Publication number: CN217307410U
Application number: CN202220810876.2U
Authority: CN
Inventors: 赵建军
Original assignee: Jiangsu Huima Technology Co ltd
Current assignee: Jiangsu Huima Technology Co ltd
Priority date: 2022-04-09
Filing date: 2022-04-09
Publication date: 2022-08-26
Anticipated expiration: 2032-04-09

Abstract

The utility model provides a permanent magnetism auxiliary type does not have bearing synchronous reluctance motor relates to motor technical field, including the casing, the internally mounted of casing has the output shaft, and the heat dissipation frame is installed to one side of casing, and the internally mounted of heat dissipation frame has the heating panel, and installs a plurality of heat radiation fins between heating panel and the casing, and the center department of heat dissipation frame installs the pivot, and the pivot is connected with output shaft transmission, and the outside cover of pivot is equipped with the heat dissipation fan, and the heat dissipation fan is located the inside of heat dissipation frame. The utility model discloses a heat dissipation fan can dispel the heat to it after the motor starts to because of the heat dissipation fan is independent heat dissipation mechanism, so the radiating effect is stronger, thereby has improved the life of no bearing synchronous reluctance motor.

Description

Permanent magnet auxiliary type bearingless synchronous reluctance motor

Technical Field

The utility model belongs to the technical field of the motor, more specifically say, in particular to no bearing synchronous reluctance motor of permanent magnetism auxiliary type.

Background

The bearingless motor is characterized in that a winding generating radial force in a magnetic bearing is arranged on a motor stator according to the similarity of the principle of generating electromagnetic force by the magnetic bearing and the motor, and the independent control of the torque and the radial suspension force of the motor is realized through decoupling control.

Based on the above, the present inventors found that the following problems exist: present no bearing synchronous reluctance motor can produce more heat when using, and most no bearing synchronous reluctance motor does not possess independent radiator fan, but dispels the heat through the fan in the machine, and consequently the radiating effect is relatively poor to influence no bearing synchronous reluctance motor's life.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a permanent magnet assisted bearingless synchronous reluctance 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 magnetism auxiliary type does not have bearing synchronous reluctance motor to solve the relatively poor problem of radiating effect of present no bearing synchronous reluctance.

The utility model discloses permanent magnetism auxiliary type does not have bearing synchronous reluctance motor's purpose and efficiency is reached by following specific technological means:

permanent magnetism auxiliary type does not have bearing synchronous reluctance motor, which comprises a housing, the internally mounted of casing has the output shaft, the heat dissipation frame is installed to one side of casing, the internally mounted of heat dissipation frame has the heating panel, just install a plurality of heat radiation fins between heating panel and the casing, the center department of heat dissipation frame installs the pivot, just the pivot is connected with the output shaft transmission, the outside cover of pivot is equipped with the heat dissipation fan, just the heat dissipation fan is located the inside of heat dissipation frame.

Furthermore, a stator is installed inside the casing, a rotor is installed at the center of the stator, and the rotor is sleeved outside the output shaft.

Furthermore, a plurality of magnetic barrier bodies are installed on the inner wall of the rotor, a pair of installation grooves are formed in the magnetic barrier bodies, and permanent magnets are embedded in the installation grooves.

Furthermore, an end cover is installed at the top of the casing, and a buckle is installed at the center of the end cover in a clamping mode.

Furthermore, the center of the buckle is located at the center of the output shaft and is located on the same straight line, and a gasket is installed at the bottom of the buckle.

Furthermore, the stator is in central axis symmetric distribution outside the rotor, and the top of output shaft is installed with spacing post.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a heat radiation fins can transmit the heat that permanent magnetism auxiliary type does not have bearing synchronous reluctance motor during operation and produce for the heating panel, and be the transmission between pivot and the output shaft and be connected, consequently when this motor starts, its inside output shaft can consequently rotate, lead to continuous pivot also can rotate, finally drive the rotation of heat dissipation fan, thereby realized the radiating function of heating panel, and then can be under the condition that does not rely on heat dissipation mechanism in the equipment, realize the heat dissipation to the motor, and because of independent heat dissipation, so radiating effect is stronger, and then the life of this motor has been prolonged.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of the heat dissipation frame of the present invention.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is an enlarged schematic view of the structure a in fig. 1 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a housing; 2. an end cap; 3. an output shaft; 4. a limiting column; 5. a heat dissipation frame; 6. a rotating shaft; 7. a heat dissipation fan; 8. a heat dissipation plate; 9. heat dissipation fins; 10. buckling; 11. a rotor; 12. a stator; 13. a magnetic barrier; 14. and a permanent magnet.

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 as a specific case by those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a permanent magnetism auxiliary type bearingless synchronous reluctance motor, which comprises a casing 1, wherein an output shaft 3 is arranged inside the casing 1, a heat dissipation frame 5 is arranged on one side of the casing 1, a heat dissipation plate 8 is arranged inside the heat dissipation frame 5, a plurality of heat dissipation fins 9 are arranged between the heat dissipation plate 8 and the casing 1, a rotating shaft 6 is arranged at the center of the heat dissipation frame 5, the rotating shaft 6 is in transmission connection with the output shaft 3, a heat dissipation fan 7 is sleeved outside the rotating shaft 6, the heat dissipation fan 7 is positioned inside the heat dissipation frame 5, the heat dissipation fins 9 can transmit heat generated when the permanent magnetism auxiliary type bearingless synchronous reluctance motor works to the heat dissipation plate 8, and the rotating shaft 6 is in transmission connection with the output shaft 3, therefore, when the motor is started, the output shaft 3 inside can rotate, and the rotating shaft 6 connected with the motor can also rotate, finally, the heat dissipation fan 7 is driven to rotate, so that the function of heat dissipation of the heat dissipation plate 8 is achieved, further heat dissipation of the motor can be achieved without depending on a heat dissipation mechanism in the device, the heat dissipation effect is strong due to independent heat dissipation, and the service life of the motor is prolonged.

Wherein, the internally mounted of casing 1 has stator 12, the center department of stator 12 installs rotor 11, just rotor 11 suit is in the outside of output shaft 3.

The inner wall of the rotor 11 is provided with a plurality of magnetic barriers 13, a pair of mounting grooves are formed in the magnetic barriers 13, permanent magnets 14 are embedded in the mounting grooves and can be fixed to the permanent magnets 14, and the permanent magnets 14 are prevented from being loosened due to the influence of centrifugal force.

An end cover 2 is installed at the top of the casing 1, and a buckle 10 is installed at the center of the end cover 2 in a clamping mode.

The center of the buckle 10 is located at the center of the output shaft 3 and is located on the same straight line, and a gasket is mounted at the bottom of the buckle 10.

The stator 12 is arranged outside the rotor 11 in a central axis symmetrical distribution, and the top of the output shaft 3 is provided with a limit column 4.

The specific use mode and function of the embodiment are as follows:

when using this kind of product, at first, whether the junction that detects this product fastens, places the product in the assigned position after guaranteeing intact, when starting this motor, heat radiation fins 9 can lead the heat to in the heating panel 8, simultaneously, after the motor starts, output shaft 3 will rotate, and then make with the connected radiator fan 7 rotation of indirect, and then dispel the heat to heating panel 8, in order to realize the radiating function of this motor, and then prolong the life of this motor.

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

1. Permanent magnetism auxiliary type does not have bearing synchronous reluctance motor, its characterized in that: including casing (1), the internally mounted of casing (1) has output shaft (3), heat dissipation frame (5) is installed to one side of casing (1), the internally mounted of heat dissipation frame (5) has heating panel (8), just install a plurality of heat dissipation fins (9) between heating panel (8) and casing (1), the center department of heat dissipation frame (5) installs pivot (6), just pivot (6) are connected with output shaft (3) transmission, the outside cover of pivot (6) is equipped with heat dissipation fan (7), just heat dissipation fan (7) are located the inside of heat dissipation frame (5).

2. The permanent magnet assisted bearingless synchronous reluctance machine of claim 1, wherein: the motor is characterized in that a stator (12) is installed inside the machine shell (1), a rotor (11) is installed at the center of the stator (12), and the rotor (11) is sleeved on the outer side of the output shaft (3).

3. The permanent magnet assisted bearingless synchronous reluctance machine of claim 2, wherein: a plurality of magnetic barriers (13) are installed on the inner wall of the rotor (11), a pair of installation grooves are formed in the magnetic barriers (13), and permanent magnets (14) are embedded in the installation grooves.

4. The permanent magnet assisted bearingless synchronous reluctance machine of claim 1 wherein: an end cover (2) is installed at the top of the machine shell (1), and a buckle (10) is installed at the center of the end cover (2) in a clamping mode.

5. The permanent magnet assisted bearingless synchronous reluctance machine of claim 4, wherein: the center of the buckle (10) is positioned at the center of the output shaft (3) and is positioned on the same straight line, and a gasket is arranged at the bottom of the buckle (10).

6. The permanent magnet assisted bearingless synchronous reluctance machine of claim 2, wherein: the stator (12) is symmetrically distributed on the outer side of the rotor (11) in a central shaft mode, and the top of the output shaft (3) is provided with a limiting column (4).