CN215120331U

CN215120331U - Low-friction high-temperature-resistant magnetic rotor

Info

Publication number: CN215120331U
Application number: CN202121337392.2U
Authority: CN
Inventors: 王昭钰; 曹建军
Original assignee: Haian Juli Magnetic Material Co ltd
Current assignee: Haian Juli Magnetic Material Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-12-10
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses a low-friction high-temperature-resistant magnetic rotor, which comprises a rotating shaft, wherein the outer wall of the rotating shaft is connected with a wear-resistant coating; the wear-resistant layer is connected to the outside of the wear-resistant coating, and the outer wall of the wear-resistant layer is connected with a rotating shaft sleeve; the refrigerating pipe is arranged inside the rotating shaft sleeve, and one end of the refrigerating pipe is connected with a connecting pipe; the vortex tube is connected to the other end of the connecting tube, and a mounting ring is arranged below the vortex tube; the mounting plate is arranged at the front end and the rear end of the vortex tube, and the mounting plate is internally connected with a fixing bolt. This low friction high temperature resistant magnetism rotor through the refrigeration pipe that sets up, closely laminates with the outer wall of pivot cover to can lower the temperature to the pivot cover, thereby cool down the high temperature that produces between pivot and the pivot cover, thereby avoid the high temperature that high-speed rotation produced between the two to the damage that the two caused, improve the life of the two.

Description

Low-friction high-temperature-resistant magnetic rotor

Technical Field

The utility model relates to a magnetism rotor technical field specifically is a low friction high temperature resistant magnetism rotor.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and the motor is mainly used for generating driving torque and serving as a power source of electric appliances or various machines. The motor is widely applied to daily production and life of people, and is divided into a direct current motor and an alternating current motor according to the type of a working power supply, and the motor for driving and the motor for controlling can be divided according to the application. The magnetic rotor is usually composed of a permanent magnet and a rotating shaft set, which is one of the core components in the motor, and drives the rotor core to rotate through the magnetic interaction with the magnetic stator, so as to realize the exchange of electric energy and mechanical energy.

The existing magnetic rotor does not contain a cooling structure in the process of high-speed rotation, high temperature can be generated, the rotor can be damaged by the high temperature, the rotor is easy to damage, friction is generated in long-time rotation, the rotor is damaged by friction and is not wear-resistant, the damage of the rotor is caused, the service life of the rotor is shortened, and technical innovation is performed on the basis of the existing magnetic rotor according to the situation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low friction high temperature resistance magnetism rotor to propose current magnetism rotor in solving above-mentioned background art, at high-speed rotatory in-process, do not contain the cooling structure, can produce high temperature, high temperature can be to rotor injury to some extent, makes the rotor damage easily, and produces the friction at long-time rotation, makes the rotor friction impaired, and is not wear-resisting, causes the damage of rotor, and life reduces, the not fine user demand problem that satisfies people.

In order to achieve the above object, the utility model provides a following technical scheme: a low friction, high temperature resistant magnetic rotor comprising:

the outer wall of the rotating shaft is connected with wear-resistant paint;

the wear-resistant layer is connected to the outside of the wear-resistant coating, and the outer wall of the wear-resistant layer is connected with a rotating shaft sleeve;

the refrigerating pipe is arranged inside the rotating shaft sleeve, and one end of the refrigerating pipe is connected with a connecting pipe;

the vortex tube is connected to the other end of the connecting tube, and a mounting ring is arranged below the vortex tube;

the mounting plate is arranged at the front end and the rear end of the vortex tube, and the mounting plate is internally connected with a fixing bolt.

Preferably, be adhesive connection between refrigeration pipe and the pivot cover, and the outside in refrigeration pipe is wrapped up in to the pivot cover to the refrigeration pipe is along the central point annular distribution of pivot cover.

Preferably, the refrigerating tube forms a communicating structure with the vortex tube through a connecting tube, and a sealing structure is formed among the connecting tube, the vortex tube and the refrigerating tube.

Preferably, the mounting plates are symmetrically distributed about a vertical center line of the vortex tube, the fixing bolts penetrate through the inside of the mounting plates, and the mounting plates are tightly attached to the mounting ring.

Preferably, the pivot cover still is equipped with:

the clamping groove is arranged on one side of the rotating shaft sleeve, and the inner side of the clamping groove is connected with an overhauling ring;

the fixing plates are arranged at the upper end and the lower end of the maintenance ring, and screws are connected inside the fixing plates;

the sealing isolation sleeve is wrapped outside the rotating shaft sleeve, and the outer wall of the sealing isolation sleeve is connected with a permanent magnet;

and a fixing rod disposed at one side of the permanent magnet.

Preferably, constitute the block structure between maintenance ring and the draw-in groove, and the fixed plate is around the horizontal central line symmetric distribution of maintenance ring.

Preferably, the permanent magnets are distributed annularly along the central point of the sealing isolation sleeve, the fixing rod penetrates through the inside of the sealing isolation sleeve, and a clamping structure is formed between the fixing rod and the rotating shaft sleeve.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. through the refrigeration pipe that sets up, closely laminate with the outer wall of pivot cover, thereby can cool down the pivot cover, thereby cool down the high temperature that produces between pivot and the pivot cover, thereby avoid the high temperature that high-speed rotation produced between the two to the damage that the two caused, the life of the two has been improved, through the vortex tube that sets up, be used for transmitting the inside of refrigeration pipe with the air of compression, thereby make the refrigeration pipe keep refrigerated effect for a long time, cool down pivot and pivot cover.

2. Through the mounting panel that sets up, be used for fixing and installing the vortex tube, increased the stability of vortex tube to the dismantlement and the installation of the vortex tube of being convenient for, through the fixed plate that sets up, the dismantlement and the installation of the easy access ring through the maintenance ring that sets up, protect the inside refrigeration pipe of pivot cover, and be convenient for overhaul and maintain the refrigeration pipe, through the draw-in groove that sets up, the installation of easy access ring.

3. Through the dead lever that sets up, increased the stability between sealed isolation cover and the pivot cover, made the two be difficult for rocking, the skew of difficult emergence position.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the rotating shaft sleeve of the present invention;

FIG. 3 is a schematic structural view of the wear-resistant layer and the wear-resistant coating of the present invention;

FIG. 4 is a schematic structural view of the service ring and the rotating shaft sleeve of the present invention;

fig. 5 is a schematic view of the connection structure of the fixing rod of the present invention.

In the figure: 1. a rotating shaft; 2. fixing the rod; 3. a permanent magnet; 4. repairing the ring; 5. sealing the isolation sleeve; 6. a wear layer; 7. a connecting pipe; 8. a vortex tube; 9. fixing the bolt; 10. mounting a plate; 11. a mounting ring; 12. a rotating shaft sleeve; 13. a refrigeration pipe; 14. a card slot; 15. a fixing plate; 16. a screw; 17. wear-resistant paint.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a low-friction high-temperature-resistant magnetic rotor includes a rotating shaft 1, and an outer wall of the rotating shaft 1 is connected with a wear-resistant coating 17; the wear-resistant layer 6 is connected to the outside of the wear-resistant coating 17, and the outer wall of the wear-resistant layer 6 is connected with the rotating shaft sleeve 12; a refrigerating pipe 13 installed inside the rotary shaft sleeve 12, one end of the refrigerating pipe 13 being connected with the connecting pipe 7; a vortex tube 8 connected to the other end of the connecting tube 7, a mounting ring 11 being disposed below the vortex tube 8; the mounting plate 10 is mounted at the front end and the rear end of the vortex tube 8, the fixing bolt 9 is connected inside the mounting plate 10, the refrigerating tube 13 is in adhesive connection with the rotating shaft sleeve 12, the rotating shaft sleeve 12 is wrapped outside the refrigerating tube 13, the refrigerating tube 13 is distributed annularly along the central point of the rotating shaft sleeve 12, and the refrigerating tube 13 is arranged to be tightly attached to the outer wall of the rotating shaft sleeve 12, so that the rotating shaft sleeve 12 can be cooled, high temperature generated between the rotating shaft 1 and the rotating shaft sleeve 12 is cooled, damage to the rotating shaft 1 and the rotating shaft sleeve 12 caused by the high temperature generated by high-speed rotation between the rotating shaft 1 and the rotating shaft sleeve 12 is avoided, and the service lives of the rotating shaft and the rotating shaft sleeve are prolonged; the refrigerating tube 13 forms a communication structure with the vortex tube 8 through the connecting tube 7, a sealing structure is formed among the connecting tube 7, the vortex tube 8 and the refrigerating tube 13, and the set vortex tube 8 is used for transmitting compressed air to the inside of the refrigerating tube 13, so that the refrigerating tube 13 keeps a refrigerating effect for a long time, and the rotating shaft 1 and the rotating shaft sleeve 12 are cooled; the mounting panel 10 is about the vertical central line symmetric distribution of vortex tube 8, and fixing bolt 9 runs through in the inside of mounting panel 10 to mounting panel 10 closely laminates with settling ring 11, through the mounting panel 10 that sets up, is used for fixing and installing vortex tube 8, has increased vortex tube 8's stability, and the dismantlement and the installation of vortex tube 8 of being convenient for, through the fixed plate 15 that sets up, the dismantlement and the installation of easy access ring 4.

Referring to fig. 4-5, a low-friction high-temperature-resistant magnetic rotor includes a slot 14 disposed at one side of a rotating shaft sleeve 12, and an inspection ring 4 connected to an inner side of the slot 14; fixing plates 15 installed at upper and lower ends of the service ring 4, the fixing plates 15 having screws 16 connected thereto; the sealing isolation sleeve 5 is wrapped outside the rotating shaft sleeve 12, and the outer wall of the sealing isolation sleeve 5 is connected with the permanent magnet 3; the fixing rod 2 is arranged on one side of the permanent magnet 3, a clamping structure is formed between the maintenance ring 4 and the clamping groove 14, the fixing plates 15 are symmetrically distributed about the horizontal center line of the maintenance ring 4, the refrigeration pipe 13 in the rotary sleeve 12 is protected through the arranged maintenance ring 4, the refrigeration pipe 13 is convenient to maintain and repair, and the maintenance ring 4 is convenient to install through the arranged clamping groove 14; permanent magnet 3 distributes along the central point annular of sealed spacer 5, and dead lever 2 runs through in the inside of sealed spacer 5 to constitute the block structure between dead lever 2 and the pivot cover 12, through the dead lever 2 that sets up, increased the stability between sealed spacer 5 and the pivot cover 12, make the two be difficult for rocking, the difficult skew that takes place the position.

The working principle of the low-friction high-temperature-resistant magnetic rotor is as follows: firstly, when the rotating shaft 1 rotates at high speed, friction is generated between the rotating shaft 1 and the rotating shaft sleeve 12, in order to reduce the friction between the rotating shaft 1 and the rotating shaft sleeve 12 and reduce the damage of the friction between the rotating shaft 1 and the rotating shaft sleeve 12, the inner wall of the rotating shaft sleeve 12 is additionally provided with the wear-resistant layer 6, and the wear-resistant coating 17 is sprayed on the wear-resistant layer 6, so that the friction between the rotating shaft 1 and the rotating shaft sleeve 12 can be reduced, secondly, as high-speed rotation between the rotating shaft 1 and the rotating shaft sleeve 12 can generate high temperature, in order to reduce the damage of the high temperature to the rotating shaft sleeve 12, the refrigerating pipe 13 is additionally arranged, the refrigerating pipe 13 is circumferentially adhered inside the rotating shaft sleeve 12, one end of the refrigerating pipe 13 is communicated with the vortex pipe 8 through the connecting pipe 7, and the refrigerating pipe 13 is kept refrigerated through cold air compressed by the vortex pipe 8, so that the rotating shaft sleeve 12 can be cooled, further, the high temperature generated when the rotating shaft 1 rotates at high speed can be reduced, and the damage caused by the high temperature can be reduced, then, in order to facilitate the overhaul and maintenance of the refrigeration tube 13 in the rotating shaft sleeve 12, the overhaul ring 4 is additionally arranged, the overhaul ring 4 can be pulled out from the clamping groove 14 in the rotating shaft sleeve 12 corresponding to the refrigeration tube 13 only by detaching the screws 16 in the fixing plates 15 at the upper end and the lower end of the overhaul ring 4, the overhaul of the overhaul ring 4 is completed, then the refrigeration tube 13 can be overhauled and maintained from the position of the clamping groove 14, then, in order to ensure that the sealing isolation sleeve 5 and the rotating shaft sleeve 12 can be more stable, the fixing rod 2 is additionally arranged, the fixing rod 2 is inserted in the sealing isolation sleeve 5 and the rotating shaft sleeve 12 and is fixedly connected with the sealing isolation sleeve 5 and the rotating shaft sleeve 12, so that the two are more stable, finally, in order to facilitate the overhaul and the installation of the vortex tube 8, the installation plate 10 is additionally arranged, the fixing bolt 9 on the installation plate 10 is screwed off from the installation ring 11, the vortex tube 8 is removed and is easy to replace.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A low friction, high temperature resistant magnetic rotor, comprising:

the outer wall of the rotating shaft (1) is connected with a wear-resistant coating (17);

the wear-resistant layer (6) is connected to the outside of the wear-resistant coating (17), and the outer wall of the wear-resistant layer (6) is connected with a rotating shaft sleeve (12);

a refrigerating pipe (13) installed inside the rotating shaft sleeve (12), wherein one end of the refrigerating pipe (13) is connected with a connecting pipe (7);

a vortex tube (8) connected to the other end of the connecting tube (7), a mounting ring (11) being disposed below the vortex tube (8);

and the mounting plates (10) are mounted at the front end and the rear end of the vortex tube (8), and fixing bolts (9) are connected inside the mounting plates (10).

2. A low friction, high temperature resistant magnetic rotor as recited in claim 1, wherein: the refrigeration pipe (13) is in adhesive connection with the rotating shaft sleeve (12), the rotating shaft sleeve (12) wraps the refrigeration pipe (13), and the refrigeration pipe (13) is annularly distributed along the central point of the rotating shaft sleeve (12).

3. A low friction, high temperature resistant magnetic rotor as recited in claim 1, wherein: the refrigerating tube (13) forms a communicating structure with the vortex tube (8) through the connecting tube (7), and a sealing structure is formed among the connecting tube (7), the vortex tube (8) and the refrigerating tube (13).

4. A low friction, high temperature resistant magnetic rotor as recited in claim 1, wherein: the mounting plate (10) is symmetrically distributed about the vertical center line of the vortex tube (8), the fixing bolt (9) penetrates through the inside of the mounting plate (10), and the mounting plate (10) is tightly attached to the mounting ring (11).

5. A low friction, high temperature resistant magnetic rotor as recited in claim 1, wherein: the rotating shaft sleeve (12) is also provided with:

the clamping groove (14) is arranged on one side of the rotating shaft sleeve (12), and the inner side of the clamping groove (14) is connected with an overhauling ring (4);

the fixing plates (15) are arranged at the upper end and the lower end of the maintenance ring (4), and screws (16) are connected inside the fixing plates (15);

the sealing isolation sleeve (5) is wrapped outside the rotating shaft sleeve (12), and the outer wall of the sealing isolation sleeve (5) is connected with the permanent magnet (3);

and the fixing rod (2) is arranged on one side of the permanent magnet (3).

6. A low friction, high temperature resistant magnetic rotor as recited in claim 5, wherein: constitute the block structure between maintenance ring (4) and draw-in groove (14), and fixed plate (15) are about the horizontal central line symmetric distribution of maintenance ring (4).

7. A low friction, high temperature resistant magnetic rotor as recited in claim 5, wherein: the permanent magnets (3) are distributed annularly along the central point of the sealing isolation sleeve (5), the fixing rod (2) penetrates through the sealing isolation sleeve (5), and a clamping structure is formed between the fixing rod (2) and the rotating shaft sleeve (12).