CN211958986U

CN211958986U - High-voltage brushless non-inductive high-rotating-speed motor

Info

Publication number: CN211958986U
Application number: CN202021010669.6U
Authority: CN
Inventors: 古勇
Original assignee: Shenzhen Feiyida Motor Co ltd
Current assignee: Shenzhen Feiyida Motor Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-11-17
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a high-pressure brushless noninductive high rotational speed motor, including stator core, stator core's rear portion alternates fixedly connected with lower line frame, stator core's anterior interlude fixedly connected with upper line frame, go up line frame and lower line frame between common fixedly connected with coil winding, the front end of going up the line frame alternates fixedly connected with contact pin, the anterior fixedly connected with connecting plate that alternates jointly of contact pin, stator core's outside cup joints the activity and has the wind channel, the rear end fixedly connected with magnetic ring in wind channel, the inside of magnetic ring alternates swing joint and has the connecting axle, the front portion of connecting axle passes the rear end in wind channel and in proper order with lower line frame and last line frame alternate fixed connection. A high-pressure brushless noninductive high rotational speed motor, the fan blade can be to sending sufficient amount of wind in the wind channel when high-speed operation, cools down, small when having the operation simultaneously, the noise is low, the vibration is little, long service life, calorific capacity advantage such as little.

Description

High-voltage brushless non-inductive high-rotating-speed motor

Technical Field

The utility model relates to the technical field of motors, in particular to high-pressure brushless noninductive high rotational speed motor.

Background

The existing motor has the advantages that internal components of the motor can generate heat in the rotating operation process, the performance of the motor is reduced, a large amount of heat, noise and vibration can be generated particularly in the high-speed operation process, the motor cannot bear high-speed operation, the highest rotating speed which can be achieved by the motor is reduced, the performance of the motor in high-speed operation is reduced, the service life of the motor is short, and the use experience is poor. Therefore, a high-voltage brushless non-inductive high-speed motor is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a high-voltage brushless non-inductive high-speed motor, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high-pressure brushless noninductive high rotational speed motor, includes stator core, stator core's rear portion alternates fixedly connected with lower bobbin, stator core's anterior interlude fixedly connected with upper bobbin, common fixedly connected with coil winding between upper bobbin and the lower bobbin, the front end of upper bobbin alternates fixedly connected with contact pin, the anterior fixedly connected with connecting plate that alternates jointly of contact pin, the front end fixedly connected with plug-in components of connecting plate, stator core's outside cup joints the activity and has the wind channel, stator core activity is in the inside front side in wind channel, the rear end fixedly connected with magnetic ring in wind channel, the inside of magnetic ring alternates swing joint and has the connecting axle, the front portion of connecting axle passes the rear end in wind channel and in proper order with lower bobbin and last bobbin alternate fixed connection.

Preferably, the contact pin is provided with six and is the annular array distribution, coil winding is provided with six and is the annular array distribution.

Preferably, the rear part of the connecting shaft is fixedly connected with fan blades in an inserting mode, the fan blades are arranged on the rear side of the air duct, and the fan blades are movably connected to the outer side of the magnetic ring.

Preferably, the middle part of the connecting shaft is fixedly connected with a first rolling bearing and a second rolling bearing in an inserting mode, the first rolling bearing is fixedly connected with the magnetic ring in an inserting mode, and the second rolling bearing is fixedly connected with the rear end of the air duct in an inserting mode.

Preferably, a compressed spring is arranged between the first rolling bearing and the second rolling bearing and is sleeved on the connecting shaft.

Preferably, a small spring is arranged at the front end of the second rolling bearing and sleeved on the connecting shaft, and the small spring is located between the lower wire frame and the air duct.

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

the utility model discloses in, this high pressure brushless noninductive high-speed motor, be fit for multiple voltage drive, multiple operating frequency, adopt special material high performance magnet steel, the fan blade of motor tail end area aluminium matter, casing (wind channel) and the fan blade of motor all adopt unique material and structural design, make the motor can be to the sufficient amount of wind of advancing in the wind channel when high-speed operation, cool down, make the motor can be at the maximum rotational speed that the during operation can reach more than one hundred thousand rotations, small when having the operation simultaneously, the noise is low, vibrate for a short time, long service life, advantages such as the motor calorific capacity is little.

Drawings

Fig. 1 is a schematic view of the overall structure of a high-voltage brushless non-inductive high-speed motor according to the present invention;

fig. 2 is a schematic view of a part of the structure of a high-voltage brushless non-inductive high-speed motor according to the present invention;

fig. 3 is a schematic view of a part of the structure of a high-voltage brushless non-inductive high-speed motor according to the present invention;

fig. 4 is an exploded view of the high-voltage brushless non-inductive high-speed motor according to the present invention.

In the figure: 1. an air duct; 2. inserting a pin; 3. a magnetic ring; 4. a stator core; 5. a fan blade; 6. a connecting plate; 7. a plug-in; 8. a wire feeding frame; 9. a wire laying frame; 10. a coil winding; 11. a small spring; 12. a connecting shaft; 13. a first rolling bearing; 14. compressing the rear spring; 15. no. two antifriction bearing.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a high-voltage brushless non-inductive high-speed motor comprises a stator core 4, a fixedly connected lower bobbin 9 is inserted into the rear portion of the stator core 4, a fixedly connected upper bobbin 8 is inserted into the front portion of the stator core 4, a coil winding 10 is fixedly connected between the upper bobbin 8 and the lower bobbin 9, a fixedly connected pin 2 is inserted into the front end of the upper bobbin 8, a fixedly connected connecting plate 6 is inserted into the front portion of the pin 2, a plug 7 is fixedly connected to the front end of the connecting plate 6, an air duct 1 is movably sleeved outside the stator core 4, the stator core 4 moves in the front inside of the air duct 1, a magnetic ring 3 is fixedly connected to the rear end of the air duct 1, a connecting shaft 12 is movably connected to the inside of the magnetic ring 3, and the front portion of the connecting shaft 12 penetrates through the rear end of the air duct 1.

The contact pins 2 are provided with six pins and distributed in an annular array, so that the connection firmness and the connection stability between the connecting plate 6 and the upper wire frame 8 can be improved, and the coil windings 10 are provided with six pins and distributed in an annular array.

The rear part of the connecting shaft 12 is fixedly connected with fan blades 5 in an inserting mode, the fan blades 5 are arranged on the rear side of the air channel 1, the fan blades 5 are movably connected to the outer side of the magnetic ring 3, air can be blown into the air channel 1 in the rotating process of the fan blades 5, components in the air channel 1 are cooled, and the high-speed performance of the motor is improved.

A first rolling bearing 13 and a second rolling bearing 15 are fixedly connected to the middle of the connecting shaft 12 in an inserting mode, the first rolling bearing 13 and the magnetic ring 3 are fixedly connected in an inserting mode, the second rolling bearing 15 and the rear end of the air duct 1 are fixedly connected in an inserting mode, the connecting shaft 12, an upper coil holder 8 and a lower coil holder 9 which are installed on the connecting shaft 12 can flexibly rotate, bearing capacity for high-speed rotation is improved, and therefore high-speed performance of the motor is improved.

A compressed spring 14 is arranged between the first rolling bearing 13 and the second rolling bearing 15, and the compressed spring 14 is sleeved on the connecting shaft 12, so that the operation stability of the connecting shaft 12 is improved.

The front end of the second rolling bearing 15 is provided with a small spring 11, the small spring 11 is sleeved on the connecting shaft 12, and the small spring 11 is located between the lower wire frame 9 and the air duct 1, so that the operation stability of the component in the air duct 1 is improved.

It should be noted that the utility model relates to a high-pressure brushless noninductive high rotational speed motor, the motor inputs the balanced alternating current of three-phase to the motor stator winding through the electronic drive board, relies on changing the alternating frequency and the wave form of the current wave input to the stator winding, forms a magnetic field that winds the geometric axis of motor and changes entirely around the winding coil, and this magnetic field drives the permanent magnet steel and rotates, thus makes the motor rotate; the tail end of the motor is provided with the aluminum fan blade, the rotating speed of the motor is more than one hundred thousand revolutions during working, and the air duct 1 and the fan blade 5 of the motor are both designed by unique structures, so that the motor can send enough air quantity during high-speed operation, and the advantages of low noise, small vibration, small heat productivity of the motor and the like during operation can be ensured.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high voltage brushless noninductive high rotational speed motor, includes stator core (4), its characterized in that: the rear portion of stator core (4) alternates fixedly connected with lower bobbin (9), the anterior fixedly connected with that alternates of stator core (4) goes up bobbin (8), go up bobbin (8) and lower bobbin (9) between common fixedly connected with coil winding (10), the front end of going up bobbin (8) alternates fixedly connected with contact pin (2), the anterior fixedly connected with connecting plate (6) that alternates jointly of contact pin (2), the front end fixedly connected with plug-in components (7) of connecting plate (6), the outside of stator core (4) is cup jointed and is had activity wind channel (1), stator core (4) activity is in the inside front side in wind channel (1), the rear end fixedly connected with magnetic ring (3) in wind channel (1), the inside of magnetic ring (3) alternates swing joint and has connecting axle (12), the front portion in wind channel (12) passes the rear end of wind channel (1) and alternates fixedly connected with lower bobbin (9) and last bobbin (8) in proper order and alternates fixedly connected with And (4) connecting.

2. A high voltage brushless, non-inductive, high speed electric motor as recited in claim 1, wherein: the contact pin (2) are provided with six and are distributed in an annular array, and the coil winding (10) is provided with six and is distributed in an annular array.

3. A high voltage brushless, non-inductive, high speed electric motor as recited in claim 1, wherein: the rear part of the connecting shaft (12) is fixedly connected with fan blades (5) in an inserting mode, the fan blades (5) are arranged on the rear side of the air duct (1), and the fan blades (5) are movably connected to the outer side of the magnetic ring (3).

4. A high voltage brushless, non-inductive, high speed electric motor as recited in claim 1, wherein: the middle of the connecting shaft (12) is fixedly connected with a first rolling bearing (13) and a second rolling bearing (15) in an inserting mode, the first rolling bearing (13) is fixedly connected with the magnetic ring (3) in an inserting mode, and the second rolling bearing (15) is fixedly connected with the rear end of the air duct (1) in an inserting mode.

5. A high voltage brushless non-inductive high speed electrical machine according to claim 4, characterized in that: a compressed rear spring (14) is arranged between the first rolling bearing (13) and the second rolling bearing (15), and the compressed rear spring (14) is sleeved on the connecting shaft (12).

6. A high voltage brushless non-inductive high speed electrical machine according to claim 4, characterized in that: the front end of the second rolling bearing (15) is provided with a small spring (11), the small spring (11) is sleeved on the connecting shaft (12), and the small spring (11) is located between the lower wire rack (9) and the air duct (1).