Shock-resistant wide-range speed regulation permanent magnet synchronous motor

Abstract

The utility model discloses an anti-seismic wide-range speed regulation permanent magnet synchronous motor, belongs to the technical field of motors, and aims to solve the problems that an upper cover plate is relatively tedious to disassemble and the adding efficiency of heat conduction liquid is influenced when the heat conduction liquid is added due to the fact that the upper cover plate is usually connected with a rectangular box body through a plurality of bolts in the prior art. Heat dissipation covers are fixedly installed on the two sides of the motor body, a box body is fixedly installed at the top end of the motor body, a liquid injection opening is formed in the top end of the box body, a containing groove is formed in the position, located at the top end of the liquid injection opening, of the box body, a cover plate is arranged on the position, located in the containing groove, of the box body, two storage grooves are formed in the two sides of the cover plate, and springs are fixedly installed on the positions, located in the storage grooves, of the cover plate. Through the arrangement of the placement groove, the cover plate, the storage groove, the spring, the clamping block, the clamping groove, the arc-shaped groove and other structures, the cover plate is convenient to mount and dismount, the dismounting and mounting efficiency of the cover plate is improved, the practicability is enhanced, and through the arrangement of the traction rope, connection ropes on the two sides of the cover plate can be conveniently conducted at the same time.

Description

Technical Field

[0001] The utility model belongs to the technical field of motors, and in particular relates to a seismic-resistant wide-speed-regulating permanent-magnet synchronous motor. Background Art

[0002] Wide speed regulation controllable flux permanent magnet synchronous motor refers to a built-in hybrid rotor controllable flux permanent magnet synchronous motor, which can achieve wide speed regulation in the true sense. Existing permanent magnet synchronous motors include a stator and a rotor, and the rotor is composed of a coaxially fixed rotating shaft, a rotor yoke, and a plurality of permanent magnet poles axially symmetrically fixed to the outer peripheral surface of the rotor yoke.

[0003] The prior art discloses a seismic-resistant wide-speed-regulating permanent magnet synchronous motor with patent announcement number CN210780351U. The above patent effectively absorbs the vibration generated by the wide-speed-regulating permanent magnet synchronous motor during operation, which brings convenience to the safe use of the permanent magnet synchronous motor. The wide-speed-regulating permanent magnet synchronous motor can also be cooled by liquid and a heat dissipation cover combined with the setting of a heat dissipation grille, further improving the use efficiency of the wide-speed-regulating permanent magnet synchronous motor. The setting of the anti-loosening spring can effectively prevent the positioning screws from loosening due to vibration. However, the following deficiencies still exist in actual use: From a practical point of view, when the existing wide-speed-regulating permanent magnet synchronous motor is in use, the upper cover plate is usually connected to the rectangular box body by multiple bolts, which makes it cumbersome to disassemble the upper cover plate when adding thermal fluid, affecting the efficiency of adding thermal fluid.

[0004] Therefore, a seismic-resistant wide-speed-regulating permanent magnet synchronous motor is needed to solve the problem in the prior art that the upper cover plate is usually connected to the rectangular box body by multiple bolts, resulting in cumbersome disassembly of the upper cover plate when adding thermal fluid, affecting the efficiency of adding thermal fluid. Utility Model Content

[0005] The utility model aims to provide a seismic-resistant wide-speed-regulating permanent magnet synchronous motor to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an earthquake-resistant wide-speed-regulating permanent magnet synchronous motor, comprising a motor body, heat dissipation covers are fixedly installed on both sides of the motor body, a box is fixedly installed on the top of the motor body, a liquid injection port is provided on the top of the box, a placement groove is provided on the box at the top of the liquid injection port, a cover plate is provided on the box in the placement groove, two storage grooves are provided on both sides of the cover plate, a spring is fixedly installed on the cover plate in the storage groove, a card block is fixedly installed on one end of the spring, the card block is slidably installed in the storage groove, a card groove is provided on the opposite side of the box in the placement groove, the card block is movably plugged into the card groove, an arc groove is provided on one side of the cover plate located at the storage groove, a connecting rope is fixedly installed on one side of the card block, two ends of the connecting rope are respectively fixedly connected to the two card blocks, and the connecting rope movably passes through the arc groove.

[0007] It should be noted in the solution that a traction rope is fixedly installed on the top ends of the two connecting ropes, and a sponge pad is provided on the outer fixed sleeve of the traction rope.

[0008] It is further worth mentioning that a sealing groove is provided at the bottom end of the cover plate, and a sealing strip is fixedly installed in the box body located in the placement groove, and the sealing strip is adapted to the sealing groove.

[0009] It should be further explained that heat sinks are fixedly mounted on opposite sides of the two heat dissipation covers, and the number of the heat sinks is several.

[0010] As a preferred implementation, a mounting plate is fixedly mounted on the bottom end of the motor body, and mounting holes are provided at four corners of the top end of the mounting plate.

[0011] As a preferred implementation, a rubber pad is provided at the bottom end of the mounting plate, and the rubber pad is bonded and fixed to the mounting plate.

[0012] Compared with the prior art, the utility model provides a seismic-resistant wide-speed-regulating permanent magnet synchronous motor, which has at least the following beneficial effects:

[0013] (1) The placement of the slot, cover plate, storage slot, spring, block, slot and arc slot facilitates the installation and removal of the cover plate, improves the efficiency of the cover plate installation and removal, and enhances the practicality. The setting of the traction rope facilitates the connection ropes on both sides of the cover plate at the same time.

[0014] (2) By setting up structures such as sealing strips and sealing grooves, the sealing performance of the cover plate connection is enhanced to prevent the thermal fluid from flowing out as much as possible. By setting up rubber pads, the stability of the connection between the mounting plate and the equipment is enhanced, which has a certain anti-seismic effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0017] Figure 3 It is a partial cross-sectional structural schematic diagram of the cover plate of the utility model;

[0018] Figure 4 for Figure 3 Schematic diagram of the enlarged structure of area A in the middle

[0019] In the figure: 1. Motor body; 2. Heat dissipation cover; 3. Box body; 4. Liquid filling port; 5. Placement slot; 6. Cover plate; 7. Storage slot; 8. Spring; 9. Block; 10. Arc groove; 11. Connecting rope; 12. Slot; 13. Sealing strip; 14. Sealing groove; 15. Traction rope; 16. Heat sink; 17. Mounting plate; 18. Rubber pad; 19. Mounting hole. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the embodiments.

[0021] See also Figure 1-4 The utility model provides a seismic-resistant wide-speed-regulating permanent-magnet synchronous motor, comprising a motor body 1, a heat dissipation cover 2 is fixedly installed on both sides of the motor body 1, a box body 3 is fixedly installed on the top of the motor body 1, a liquid injection port 4 is opened on the top of the box body 3, a placement groove 5 is opened on the top of the liquid injection port 4, a cover plate 6 is arranged in the placement groove 5 of the box body 3, two storage grooves 7 are opened on both sides of the cover plate 6, a spring 8 is fixedly installed in the storage groove 7 of the cover plate 6, a card block 9 is fixedly installed at one end of the spring 8, and the card block 9 is slidably installed in the storage groove 7, a card slot 12 is opened on the opposite side of the box body 3 in the placement groove 5, the card block 9 is movably plugged with the card slot 12, and the cover plate 6 is provided with a card slot 12. An arc groove 10 is provided on one side of the storage groove 7, and a connecting rope 11 is fixedly installed on one side of the card block 9. The two ends of the connecting rope 11 are respectively fixedly connected to the two card blocks 9, and the connecting rope 11 moves through the arc groove 10. When the wide speed regulation permanent magnet synchronous motor is in use, the staff pulls the connecting rope 11 to move upward, and drives the spring 8 to contract through the connecting rope 11, so that the card block 9 is separated from the card groove 12, which is convenient for opening the cover 6 and adding heat transfer liquid to the box body 3. During installation, the connecting rope 11 is pulled to store the card block 9 in the storage groove 7, and the cover 6 is placed in the placement groove 5. The connecting rope 11 is loosened, and the spring 8 stretches to make the card block 9 extend into the card groove 12 to enhance connectivity.

[0022] Further as Figure 2 , Figure 3 and Figure 4As shown, it is worth explaining in detail that a traction rope 15 is fixedly installed at the top of the two connecting ropes 11, and a sponge pad is fixedly provided on the outer side of the traction rope 15. By using the traction rope 15, it is convenient to drive the two connecting ropes 11 to move at the same time.

[0023] Further as Figure 2 , Figure 3 and Figure 4 As shown, it is worth explaining in detail that a sealing groove 14 is opened at the bottom end of the cover plate 6, and a sealing strip 13 is fixedly installed in the box body 3 in the placement groove 5, and the sealing strip 13 is adapted to the sealing groove 14. Through the arrangement of structures such as the sealing strip 13 and the sealing groove 14, the sealing performance of the cover plate 6 connection is enhanced to avoid the outflow of the heat transfer liquid as much as possible.

[0024] This solution has the following working process: when the wide speed permanent magnet synchronous motor is in use, the staff pulls the traction rope 15 to drive the two connecting ropes 11 to move upward, and drives the spring 8 to contract through the connecting rope 11, so that the block 9 is disengaged from the slot 12, which is convenient for opening the cover 6 and adding heat transfer fluid to the box 3. During installation, the traction rope 15 is pulled to store the block 9 in the storage slot 7, and the cover 6 is placed in the placement slot 5. The traction rope 15 is loosened, and the spring 8 is stretched to make the block 9 extend into the slot 12 to enhance connectivity.

[0025] According to the above working process, it can be known that: by setting the structures such as the placement groove 5, the cover plate 6, the storage groove 7, the spring 8, the block 9, the groove 12 and the arc groove 10, it is convenient to install and disassemble the cover plate 6, improve the efficiency of disassembly and assembly of the cover plate 6, and enhance practicality. By setting the traction rope 15, it is convenient to connect the ropes 11 on both sides of the cover plate 6 at the same time. By setting the structures such as the sealing strip 13 and the sealing groove 14, the connection sealing of the cover plate 6 is enhanced to avoid the outflow of heat transfer liquid as much as possible.

[0026] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that heat sinks 16 are fixedly installed on opposite sides of the two heat dissipation covers 2. The number of heat sinks 16 is several. The heat dissipation effect of the motor body 1 is improved by the arrangement of the heat sinks 16.

[0027] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that a mounting plate 17 is fixedly installed at the bottom end of the motor body 1, and mounting holes 19 are opened at the four corners of the top of the mounting plate 17. The motor body 1 is connected to the equipment through the setting of the mounting plate 17 and the mounting holes 19. The motor body 1 is a wide speed regulation permanent magnet synchronous motor.

[0028] Further as Figure 1 , Figure 2 and Figure 3 As shown, it is worth explaining in detail that a rubber pad 18 is provided at the bottom end of the mounting plate 17, and the rubber pad 18 is bonded and fixed to the mounting plate 17. Through the provision of the rubber pad 18, the connection stability between the mounting plate 17 and the equipment is enhanced, and a certain anti-seismic effect is achieved.

[0029] In summary: by setting up structures such as the placement groove 5, the cover plate 6, the storage groove 7, the spring 8, the block 9, the groove 12 and the arc groove 10, it is convenient to install and disassemble the cover plate 6, improve the efficiency of disassembly and assembly of the cover plate 6, and enhance practicality; by setting up the traction rope 15, it is convenient to connect the connecting ropes 11 on both sides of the cover plate 6 at the same time; by setting up structures such as the sealing strip 13 and the sealing groove 14, the sealing performance of the connection of the cover plate 6 is enhanced, and the outflow of the heat transfer liquid is avoided as much as possible; by setting up the rubber pad 18, the stability of the connection between the mounting plate 17 and the equipment is enhanced, and a certain anti-seismic effect is achieved.

[0030] The motor body 1 can be purchased on the market. The motor body 1 is equipped with a power supply, which is a mature technology in this field and has been fully disclosed, so it will not be repeated in the specification.

Claims

1. A seismic-resistant wide-speed-regulating permanent magnet synchronous motor, comprising a motor body (1), characterized in that: A heat dissipation cover (2) is fixedly mounted on both sides of the motor body (1); a box body (3) is fixedly mounted on the top of the motor body (1); a liquid injection port (4) is provided on the top of the box body (3); a placement groove (5) is provided on the box body (3) at the top of the liquid injection port (4); a cover plate (6) is provided on the box body (3) in the placement groove (5); two storage grooves (7) are provided on both sides of the cover plate (6); a spring (8) is fixedly mounted on the cover plate (6) in the storage groove (7); one end of the spring (8) is fixedly mounted A card block (9) is provided, and the card block (9) is slidably installed in the storage groove (7); the box body (3) is provided with a card slot (12) on the opposite side of the placement groove (5); the card block (9) is movably plugged into the card slot (12); the cover plate (6) is provided with an arc groove (10) on one side of the storage groove (7); a connecting rope (11) is fixedly installed on one side of the card block (9); the two ends of the connecting rope (11) are respectively fixedly connected to the two card blocks (9); and the connecting rope (11) movably passes through the arc groove (10).

2. The seismic-resistant wide-speed-regulating permanent magnet synchronous motor according to claim 1, characterized in that: A traction rope (15) is fixedly mounted on the top ends of the two connecting ropes (11), and a sponge pad is provided on the outer fixing sleeve of the traction rope (15).

3. The seismic-resistant wide-speed-regulating permanent magnet synchronous motor according to claim 2, characterized in that: A sealing groove (14) is provided at the bottom end of the cover plate (6), and a sealing strip (13) is fixedly installed on the box body (3) in the placement groove (5), and the sealing strip (13) is adapted to the sealing groove (14).

4. The seismic-resistant wide-speed-regulating permanent magnet synchronous motor according to claim 3, characterized in that: Heat sinks (16) are fixedly mounted on opposite sides of the two heat dissipation covers (2), and the number of the heat sinks (16) is a plurality.

5. The seismic-resistant wide-speed-regulating permanent magnet synchronous motor according to claim 4, characterized in that: A mounting plate (17) is fixedly mounted on the bottom end of the motor body (1), and mounting holes (19) are provided at the four corners of the top end of the mounting plate (17).

6. The seismic-resistant wide-speed-regulating permanent magnet synchronous motor according to claim 5, characterized in that: A rubber pad (18) is provided at the bottom end of the mounting plate (17), and the rubber pad (18) is bonded and fixed to the mounting plate (17).

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