CN218733820U - Permanent magnet coupling transmission equipment - Google Patents

Abstract

The utility model provides a permanent magnetism coupling transmission equipment, including conductor rotor, magnetic rotor and magnetic field spare, the fixed conductor rotor that is equipped with of center department of magnetic field spare one side, the fixed magnetic rotor that is equipped with of center department of magnetic field spare opposite side, the internal connection of conductor rotor has the motor shaft, the internal connection of magnetic rotor has the load axle. The utility model discloses it is connected to alternate between conductor rotor and motor shaft and magnetic rotor and the load axle, and the T type piece that is equipped with through conductor rotor and magnetic rotor inner wall inlays with the spread groove that corresponds and establishes, be convenient for be connected between permanent magnetic coupler and motor shaft and the load axle, the connection efficiency of permanent magnetic coupler has been improved, through the explosion-proof casing that magnetic field surface set up, explosion-proof casing inlays with the fixed column through the fixed orifices on go-between surface and establishes fixedly, effectually protect magnetic field spare, can wide application in mine and coal power plant, the practicality and the security of use of permanent magnetic coupler have been improved.

Description

Permanent magnet coupling transmission equipment

Technical Field

The utility model belongs to the technical field of permanent magnetism coupling equipment, a permanent magnetism coupling transmission equipment is related to.

Background

The magnetic coupler is also called a magnetic coupling and a permanent magnet transmission device. The permanent magnet motor mainly comprises a copper rotor, a permanent magnet rotor and a controller. Typically, a copper rotor is connected to the motor shaft and a permanent magnet rotor is connected to the shaft of the machine, with an air gap (referred to as an air gap) between the copper and permanent magnet rotors, and there is no mechanical connection to transmit torque. Therefore, a soft (magnetic) connection is formed between the motor and the working machine, and the torque and the rotating speed of the working machine shaft are changed by adjusting the air gap. Because of different air gap adjusting modes, the permanent magnet eddy current transmission device is divided into different types such as a standard type, a delay type, a torque limiting type, a speed regulating type and the like.

The current permanent magnet coupler is generally connected with a conductor rotor and a motor shaft of the permanent magnet coupler through screws in the using process, the magnet rotor is connected with a load, the installation efficiency of the permanent magnet coupler is influenced by adopting the mode for connection, and the current permanent magnet coupler is not provided with a protection structure, cannot be used under a high-dust environment and influences the practicability.

Disclosure of Invention

An object of the utility model is to provide a permanent magnetism coupling transmission to solve the problem that proposes among the above-mentioned background art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a permanent magnetism coupling transmission equipment, includes conductor rotor, magnetic rotor and magnetic field spare, the fixed conductor rotor that is equipped with in center department of magnetic field spare one side, the fixed magnetic rotor that is equipped with in center department of magnetic field spare opposite side, the internal connection of conductor rotor has the motor shaft, the internal connection of magnetic rotor has the load axle, a plurality of jacks have been seted up to conductor rotor and magnetic rotor inner wall equidistance, and are a plurality of the inside of jack all alternates and is connected with T type piece, annular spacing groove has been seted up at the middle part of jack, the inside in annular spacing groove is inlayed and is equipped with reset spring, reset spring establishes with T type piece cover and is connected, reset spring's top and the top contact in annular spacing groove are connected, the both sides of T type piece are all fixed and are equipped with the stopper, the stopper extends to the inside in annular spacing groove, just the top of stopper contacts with reset spring's bottom and is connected, a plurality of spread grooves have been seted up on the surface of motor shaft, T type piece establishes with the spread groove and is connected, install explosion-proof housing between conductor rotor and the magnetic rotor, magnetic field spare is located explosion-proof housing's center department.

In foretell permanent magnetism coupling transmission equipment, explosion-proof casing comprises first casing and second casing, first casing establishes with the conductor rotor cover and is connected, the second casing establishes with the magnetism rotor cover and is connected, just be provided with fixed establishment between first casing and conductor rotor and second casing and the magnetism rotor, be provided with coupling mechanism between first casing and the second casing.

In foretell a permanent magnetism coupling transmission equipment, fixed establishment is including solid fixed ring and fixing bolt, the center department of first casing and second casing side all fixes and is equipped with solid fixed ring, gu fixed ring establishes with the conductor rotor and the magnetism rotor cover that correspond respectively and is connected, just threaded connection has fixing bolt between solid fixed ring and conductor rotor and the magnetism rotor.

In the above permanent magnet coupling transmission device, the connection mechanism includes a connection ring, an annular embedding groove is formed at the end of the first housing, a connection ring is fixedly arranged at the end of the second housing, and the connection ring and the annular embedding groove are embedded and connected.

In foretell permanent magnetism coupling transmission equipment, the fixed orifices has all been seted up to the both sides of go-between outer wall, the annular inlays establishes groove inner wall both sides and sets up flutedly, two recess inner wall both sides all rotate and are connected with the screw thread push rod, two the end department of screw thread push rod rotates and is connected with the fixed plate, two one side of fixed plate is fixed and is equipped with a plurality of fixed columns, and a plurality of the fixed column inlays with corresponding the fixed orifices and establishes the connection.

In the permanent magnet coupling transmission device, a sealing ring is sleeved at the joint of the first shell and the second shell.

Compared with the prior art, the utility model relates to a permanent magnetism coupling transmission equipment's advantage does:

1. the conductor rotor and the motor shaft and the magnetic rotor and the load shaft are alternately connected, and the T-shaped blocks arranged on the inner walls of the conductor rotor and the magnetic rotor are embedded in the corresponding connecting grooves, so that the permanent magnet coupler is conveniently connected with the motor shaft and the load shaft, and the connecting efficiency of the permanent magnet coupler is improved.

2. Through the explosion-proof casing that magnetic field spare surface set up, explosion-proof casing inlays with the fixed column through the fixed orifices on go-between surface and establishes fixedly, effectually protects magnetic field spare, can wide application in mine and coal power plant, has improved permanent magnet coupler's practicality and security of use.

Drawings

Fig. 1 is a schematic structural view of the permanent magnet coupling transmission device of the present invention.

Fig. 2 is a schematic view of a motor shaft connection structure of the permanent magnet coupling transmission device of the present invention.

Fig. 3 is a schematic diagram of an internal structure of the permanent magnet coupling transmission device of the present invention.

Fig. 4 is a partial enlarged view of a portion a in fig. 2 of the permanent magnet coupling transmission device of the present invention.

Fig. 5 is a partial enlarged view of the permanent magnet coupling transmission device at B in fig. 3 according to the present invention.

In the figure, 1, a conductor rotor; 2. a magnetic rotor; 3. a rectangular groove; 4. an explosion-proof housing; 5. a motor shaft; 6. connecting grooves; 7. an annular limiting groove; 8. a T-shaped block; 9. a return spring; 10. a limiting block; 11. a magnetic field element; 12. a fixing ring; 13. fixing the bolt; 14. a first housing; 15. a second housing; 16. a groove; 17. a threaded push rod; 18. a fixing plate; 19. fixing a column; 20. and (7) connecting rings.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-5, the utility model relates to a permanent magnet coupling transmission equipment, including conductor rotor 1, magnetic rotor 2 and magnetic field piece 11, the fixed conductor rotor 1 that is equipped with in center department of magnetic field piece 11 one side, the fixed magnetic rotor 2 that is equipped with in center department of magnetic field piece 11 opposite side, the internal connection of conductor rotor 1 has motor shaft 5, the internal connection of magnetic rotor 2 has the load axle, a plurality of jacks have been seted up to conductor rotor 1 and 2 inner wall equidistance of magnetic rotor, the inside of a plurality of jacks has all alternated and is connected with T type piece 8, annular spacing groove 7 has been seted up at the middle part of jack, the inside of annular spacing groove 7 is inlayed and is equipped with reset spring 9, reset spring 9 establishes with T type piece 8 cover and is connected, reset spring 9's top and the top contact of annular spacing groove 7 are connected, the both sides of T type piece 8 all fixedly are equipped with stopper 10, stopper 10 extends to the inside of annular spacing groove 7, and stopper 10's top is connected with reset spring 9's bottom contact, motor shaft 5 surface has seted up a plurality of motor shaft 6, the explosion-proof connection of T type piece 8 and rotor 6 are inlayed and are connected with rotor connecting groove 6, install between conductor shell and the permanent magnet coupling rotor connecting efficiency that permanent magnet shaft and rotor are convenient for improve the rotor and rotor connecting efficiency that permanent magnet coupling between 1 and rotor connect the rotor connecting groove 4, rotor shaft 5.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model relates to a permanent magnet coupling transmission equipment, explosion-proof casing 4 comprises first casing 14 and second casing 15, and first casing 14 is established with conductor rotor 1 cover and is connected, and second casing 15 is established with magnetic rotor 2 cover and is connected, and is provided with fixed establishment between first casing 14 and conductor rotor 1 and second casing 15 and the magnetic rotor 2, is provided with coupling mechanism between first casing 14 and the second casing 15.

Fixing mechanism is including solid fixed ring 12 and fixing bolt 13, and the center department of first casing 14 and second casing 15 side all fixes and is equipped with solid fixed ring 12, gu fixed ring 12 establishes with the conductor rotor 1 that corresponds and 2 covers of magnetic rotor respectively and is connected, and gu threaded connection has fixing bolt 13 between fixed ring 12 and conductor rotor 1 and the magnetic rotor 2, is convenient for fix first casing 14 and second casing 15 through fixing mechanism.

The connecting mechanism comprises a connecting ring 20, an annular embedding groove is formed in the end of the first shell 14, the connecting ring 20 is fixedly arranged at the end of the second shell 15, the connecting ring 20 is embedded and connected with the annular embedding groove, and the first shell 14 and the second shell 15 can be conveniently connected through the connecting mechanism.

The fixed orifices have all been seted up to the both sides of go-between 20 outer wall, and the annular inlays establishes groove inner wall both sides and seted up recess 16, and two 16 inner wall both sides of recess all rotate and are connected with screw thread push rod 17, and the end department of two screw thread push rods 17 rotates and is connected with fixed plate 18, and the fixed a plurality of fixed columns 19 that are equipped with in one side of two fixed plates 18, a plurality of fixed columns 19 with correspond the fixed orifices and inlay and establish and be connected.

The sealing ring 3 is sleeved at the joint of the first shell 14 and the second shell 15, so that the sealing performance of the joint is ensured.

The utility model discloses a permanent magnet coupling transmission equipment, including the conductor rotor 1, the conductor rotor is connected with the fixed orifices on go-between 20 surface, including the fixed orifices on go-between 20 surface, the explosion-proof casing 4 that is used, the explosion-proof casing 4 sets up through magnetic field piece 11 surface, the fixed orifices on go-between 20 surface is inlayed with fixed column 19 and is established fixedly, effectual protection to magnetic field piece 11, can wide application in mine and coal power plant, the practicality and the security of using of permanent magnet coupler have been improved, at first, the artificial inside of inserting conductor rotor 1 with motor shaft 5, rotate the conductor rotor after that, make T type piece 8 and spread groove 6 inlay to establish, accomplish motor shaft 5 and permanent magnet coupling equipment's being connected, adopt the homogeneous mode with magnetic rotor 2 and load shaft, accomplish permanent magnet coupler's installation, when using, through the explosion-proof casing 4 that magnetic field piece 11 surface set up, explosion-proof casing 4 inlays to establish fixedly through go-proof casing.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (6)

1. The permanent magnet coupling transmission equipment comprises a conductor rotor (1), a magnetic rotor (2) and a magnetic field piece (11), and is characterized in that the center of one side of the magnetic field piece (11) is fixedly provided with the conductor rotor (1), the center of the other side of the magnetic field piece (11) is fixedly provided with the magnetic rotor (2), the inner part of the conductor rotor (1) is connected with a motor shaft (5), the inner part of the magnetic rotor (2) is connected with a load shaft, the inner wall of the conductor rotor (1) and the inner wall of the magnetic rotor (2) are equidistantly provided with a plurality of jacks, the inner parts of the jacks are all alternately connected with T-shaped blocks (8), the middle parts of the jacks are provided with annular limiting grooves (7), the inner parts of the annular limiting grooves (7) are embedded with reset springs (9), the reset springs (9) are sleeved with the T-shaped blocks (8) and connected with the top ends of the annular limiting grooves (7), the two sides of the T-shaped blocks (8) are all fixedly provided with limiting blocks (10), the limiting grooves (10) extend to the inner parts of the annular limiting grooves (7), the top ends of the reset springs (6) are connected with the connecting grooves (6), and the bottom ends of the motor shaft (6) are connected with a plurality of the limiting blocks (6), an explosion-proof shell (4) is arranged between the conductor rotor (1) and the magnetic rotor (2), and the magnetic field piece (11) is located at the center of the explosion-proof shell (4).

2. The permanent magnet coupling transmission device according to claim 1, wherein the explosion-proof housing (4) is composed of a first housing (14) and a second housing (15), the first housing (14) is sleeved with the conductor rotor (1), the second housing (15) is sleeved with the magnetic rotor (2), a fixing mechanism is arranged between the first housing (14) and the conductor rotor (1) and between the second housing (15) and the magnetic rotor (2), and a connecting mechanism is arranged between the first housing (14) and the second housing (15).

3. The permanent magnet coupling transmission device according to claim 2, wherein the fixing mechanism comprises a fixing ring (12) and a fixing bolt (13), the center of the side surfaces of the first casing (14) and the second casing (15) is fixedly provided with the fixing ring (12), the fixing ring (12) is respectively sleeved with the corresponding conductor rotor (1) and the corresponding magnetic rotor (2), and the fixing ring (12) is in threaded connection with the conductor rotor (1) and the magnetic rotor (2) through the fixing bolt (13).

4. The permanent magnet coupling transmission device according to claim 2, wherein the connection mechanism comprises a connection ring (20), an annular embedding groove is formed at the end of the first housing (14), the connection ring (20) is fixedly arranged at the end of the second housing (15), and the connection ring (20) is embedded and connected with the annular embedding groove.

5. The permanent magnet coupling transmission device according to claim 4, wherein fixing holes are formed in both sides of the outer wall of the connecting ring (20), grooves (16) are formed in both sides of the inner wall of the annular embedding groove, threaded push rods (17) are rotatably connected to both sides of the inner wall of each of the two grooves (16), a fixing plate (18) is rotatably connected to the end of each of the two threaded push rods (17), a plurality of fixing columns (19) are fixedly arranged on one side of each of the two fixing plates (18), and the plurality of fixing columns (19) are embedded in and connected with the corresponding fixing holes.

6. A permanent magnet coupling transmission device according to claim 2, characterized in that the joint of the first casing (14) and the second casing (15) is sleeved with a sealing ring (3).

Images