CN217335473U

CN217335473U - Permanent magnet synchronous frequency converter

Info

Publication number: CN217335473U
Application number: CN202123393491.5U
Authority: CN
Inventors: 王文龙; 俞斌
Original assignee: Wuxi Zhongyu East Lotus Electrical Technology Co ltd
Current assignee: Wuxi Zhongyu East Lotus Electrical Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-30
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a permanent magnet synchronous converter relates to converter technical field, including the main part device, the inside of main part device is provided with the mount pad, the sideslip is led to the groove has been seted up to the inner wall of mount pad, the inner wall swing joint that the groove was led to in the sideslip has the sideslip inserted bar, the inner wall bottom surface fixedly connected with side position fixture block of mount pad, the side position is seted up to one side of side position fixture block and is led to the groove. The utility model discloses an align the installation bottom block of converter bottom and the draw-in groove that two sets of side position fixture blocks are constituteed, then move down to the bottom of mount pad, can accomplish the installation, during the dismantlement, outwards stimulate the maximum distance with both sides sideslip pulling pole, then mention the converter and can accomplish the dismantlement, when the outer wall of mount pad receives the impact, the vibrations that the impact produced transmit inside buffering shell fragment and buffering spring beam through its outer wall, make both take place deformation, produce reaction force and offset vibrations, reduce the impact injury that the converter received.

Description

Permanent magnet synchronous frequency converter

Technical Field

The utility model relates to a converter technical field, concretely relates to permanent magnetism synchronous frequency converter.

Background

The frequency converter applies the frequency conversion technology and the microelectronic technology, can realize the V/F control, the vector control and the direct torque control of the frequency converter of the motor, further achieve the purposes of energy saving and speed regulation, and has wide application. For example, in the field of application of a permanent magnet synchronous motor, a frequency converter is often used to realize frequency conversion control of the permanent magnet synchronous motor.

The existing combining device integrating the frequency converter and the permanent magnet synchronous motor has the problem that the integral disassembly is required for overhauling the synchronous frequency converter installed in the combining device in the using process.

The following problems exist in the prior art:

1. the existing permanent magnet synchronous frequency converter and the permanent magnet synchronous motor are integrated, so that the synchronous frequency converter is troublesome to disassemble and assemble in the using process;

2. the existing permanent magnet synchronous frequency converter is not provided with a protection device in the using process, so that internal elements are easily damaged by impact, and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model provides a permanent magnet synchronous frequency converter, one of which aims to provide a mounting seat and solves the problem that the existing permanent magnet synchronous frequency converter is integrated with a permanent magnet synchronous motor, so that the synchronous frequency converter is abnormally troublesome to disassemble and install in the using process; the other purpose is to solve the problems that the existing permanent magnet synchronous frequency converter is not provided with a protection device in the using process, internal elements are easily damaged by impact, and the service life is shortened, so that the effect of protecting the internal elements is achieved.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a permanent magnetism synchronous frequency converter, includes the main part device, the inside of main part device is provided with the mount pad, the sideslip is led to the groove has been seted up to the inner wall of mount pad, the inner wall swing joint that the sideslip led to the groove has the sideslip inserted bar, the inner wall bottom surface fixedly connected with side position fixture block of mount pad, the side position is led to the groove has been seted up to one side of side position fixture block.

The inner wall of the mounting seat is fixedly connected with a buffering elastic sheet, one side of the buffering elastic sheet, which is far away from the mounting seat, is fixedly connected with a protective cushion layer, and one side of the buffering elastic sheet is provided with a buffering spring rod.

The utility model discloses technical scheme's further improvement lies in: the inner wall of the side through groove is movably connected with the outer wall of the transverse moving inserted bar, the transverse moving pulling bar is fixedly connected to the center of the left side of the transverse moving inserted bar, a transverse moving reset spring is movably connected to the outer wall of the transverse moving pulling bar, and the right end of the transverse moving reset spring is fixedly connected with the left side of the transverse moving inserted bar.

The utility model discloses technical scheme's further improvement lies in: and a bearing moving plate is movably connected to the right side of the transverse moving inserted bar, and one side of the bearing moving plate, which is close to the transverse moving inserted bar, is movably connected with the right side of the side positioning fixture block.

The utility model discloses technical scheme's further improvement lies in: the bottom surface of accepting the movable plate is fixedly connected with accepts the spring, the upper surface swing joint who accepts the movable plate has the installation bottom block, the horizontal groove of accepting has been seted up to one side of installation bottom block, the left side of installation bottom block with the right side swing joint of side position fixture block.

The utility model discloses technical scheme's further improvement lies in: the outer wall swing joint of buffer spring pole has spacing, the upper surface of spacing with the inner wall fixed connection of mount pad.

The utility model discloses technical scheme's further improvement lies in: the top end of the buffer spring rod is fixedly connected with the inner wall of the mounting seat, and the inner wall of the protective cushion layer is movably connected with a frequency converter.

The utility model discloses technical scheme's further improvement lies in: the bottom surface of mount pad is fixedly connected with PMSM, the upper surface swing joint of mount pad has the closing cap.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a synchronous converter of permanent magnetism aligns the installation bottom block of converter bottom and the draw-in groove that two sets of side position fixture blocks are constituteed, then moves down to the bottom of mount pad, can accomplish the installation, during the dismantlement, outwards stimulates the maximum distance with both sides sideslip pulling rod, then mentions the converter and can accomplish the dismantlement, has solved current synchronous converter of permanent magnetism well and has carried out integration with PMSM and combine, leads to synchronous converter dismantling and the unusual troublesome problem of installation at the in-process that uses.

2. The utility model provides a synchronous converter of permanent magnetism, when the outer wall of mount pad received the impact, the vibrations that the impact produced transmit buffering shell fragment and buffering spring beam through its outer wall inside, make both take place deformation, produce the reaction force and offset vibrations, reduce the impact injury that the converter received, solved current synchronous converter of permanent magnetism in the use, do not dispose protector, receive the impact easily and damage inner member, reduce the life problem.

Drawings

FIG. 1 is a schematic structural view of the main body of the present invention;

fig. 2 is a detailed schematic view of the mounting base structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is a schematic top view of the mounting base of the present invention;

fig. 5 is an enlarged schematic view of the structure at B of the present invention.

In the figure: 1. a main body device; 2. a mounting seat; 3. a frequency converter; 4. a permanent magnet synchronous motor; 5. mounting a bottom block; 6. carrying and moving the plate; 7. a receiving spring; 8. side position clamping blocks; 9. a lateral through groove; 10. a through groove is transversely moved; 11. transversely moving the inserted rod; 12. a transverse moving return spring; 13. transversely moving and pulling the rod; 14. a protective cushion layer; 15. a buffering elastic sheet; 16. a limiting frame; 17. a buffer spring lever; 18. a transverse bearing groove.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in figures 1-5, the utility model provides a permanent magnet synchronous frequency converter, which comprises a main body device 1, wherein the main body device 1 is internally provided with a mounting base 2, the inner wall of the mounting base 2 is provided with a transverse through groove 10, the inner wall of the transverse through groove 10 is movably connected with a transverse inserted bar 11, the bottom surface of the inner wall of the mounting base 2 is fixedly connected with side position fixture blocks 8, a mounting bottom block 5 at the bottom of the frequency converter 3 is aligned with a clamping groove formed by two groups of side position fixture blocks 8 and then is moved down to the bottom of the mounting base 2, the mounting can be completed, the mounting is very quick, one side of each side position fixture block 8 is provided with a side through groove 9, the inner wall of the mounting base 2 is fixedly connected with a buffering elastic sheet 15, one side of the buffering elastic sheet 15, which is far away from the mounting base 2 is fixedly connected with a protective cushion layer 14, one side of the buffering elastic sheet 15 is provided with a buffering spring bar 17, the inner wall of the side through groove 9 is movably connected with the outer wall of the transverse inserted bar 11, a transverse moving pull rod 13 is fixedly connected to the center of the left side of the transverse moving insertion rod 11, a transverse moving reset spring 12 is movably connected to the outer wall of the transverse moving pull rod 13, the right end of the transverse moving reset spring 12 is fixedly connected to the left side of the transverse moving insertion rod 11, a bearing moving plate 6 is movably connected to the right side of the transverse moving insertion rod 11, and one side, close to the transverse moving insertion rod 11, of the bearing moving plate 6 is movably connected to the right side of the side positioning fixture block 8.

Example 2

As shown in fig. 1-5, on the basis of embodiment 1, the utility model provides a technical solution: preferably, a bearing spring 7 is fixedly connected to the bottom surface of the bearing moving plate 6, an installation bottom block 5 is movably connected to the upper surface of the bearing moving plate 6, a transverse bearing groove 18 is formed in one side of the installation bottom block 5, the left side of the installation bottom block 5 is movably connected with the right side of the side position fixture block 8, a limiting frame 16 is movably connected to the outer wall of the buffering spring rod 17, the upper surface of the limiting frame 16 is fixedly connected with the inner wall of the installation seat 2, the top end of the buffering spring rod 17 is fixedly connected with the inner wall of the installation seat 2, when the outer wall of the installation seat 2 is impacted, the vibration generated by the impact is transmitted to the buffering elastic sheet 15 and the buffering spring rod 17 through the outer wall thereof, so that the buffering elastic sheet and the buffering spring rod are deformed to generate a reaction force to offset the vibration and reduce the impact injury to the frequency converter 3, the frequency converter 3 is movably connected to the inner wall of the protective cushion layer 14, and a permanent magnet synchronous motor 4 is fixedly connected to the bottom surface of the installation seat 2, the upper surface of the mounting seat 2 is movably connected with a sealing cover.

The working principle of the permanent magnet synchronous frequency converter is described in detail below.

As shown in fig. 1-5, during use, the mounting bottom block 5 at the bottom of the frequency converter 3 is aligned with the clamping groove formed by the two sets of side position clamping blocks 8, and then the mounting is completed by moving down to the bottom of the mounting base 2, and in the mounting process, the receiving moving plate 6 is pressed and moved down to the bottom to compress the receiving spring 7, meanwhile, the limiting of the transverse moving plate 6 on the transverse moving inserted bar 11 is released, the transverse moving inserted bar 11 is pushed by the counter-acting force of the transverse moving reset spring 12 to transversely move rightwards, passes through the transverse receiving groove 18 on the mounting bottom block 5, and the tail end of the transverse moving inserted bar is inserted into the inner wall of the side position through groove 9 on the other side position clamping block 8, so that the mounting bottom block 5 is limited, during dismounting, the transverse moving pull bars 13 on the two sides are pulled outwards to the maximum distance, and then the frequency converter 3 is lifted, so that the dismounting can be completed, and the mounting is very fast.

In the use, when the outer wall of mount pad 2 received the impact, the vibrations that the impact produced transmit buffering shell fragment 15 and buffering spring beam 17 through its outer wall inside, make both take place deformation, produce the reaction force and offset vibrations, reduce the impact injury that converter 3 received, improved the life of using.

The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. A permanent magnet synchronous frequency converter comprises a main body device (1), and is characterized in that: a mounting seat (2) is arranged inside the main body device (1), a transverse moving through groove (10) is formed in the inner wall of the mounting seat (2), a transverse moving inserted rod (11) is movably connected to the inner wall of the transverse moving through groove (10), a side position clamping block (8) is fixedly connected to the bottom surface of the inner wall of the mounting seat (2), and a side position through groove (9) is formed in one side of the side position clamping block (8);

the inner wall of the mounting seat (2) is fixedly connected with a buffering elastic sheet (15), one side of the buffering elastic sheet (15) far away from the mounting seat (2) is fixedly connected with a protective cushion layer (14), and one side of the buffering elastic sheet (15) is provided with a buffering spring rod (17).

2. A permanent-magnet synchronous frequency converter according to claim 1, characterized in that: the inner wall of the side position through groove (9) is movably connected with the outer wall of the transverse moving inserted bar (11), the transverse moving pull bar (13) is fixedly connected to the center of the left side of the transverse moving inserted bar (11), a transverse moving reset spring (12) is movably connected to the outer wall of the transverse moving pull bar (13), and the right end of the transverse moving reset spring (12) is fixedly connected with the left side of the transverse moving inserted bar (11).

3. A permanent-magnet synchronous frequency converter according to claim 1, characterized in that: and a bearing moving plate (6) is movably connected to the right side of the transverse moving inserted rod (11), and one side of the bearing moving plate (6) close to the transverse moving inserted rod (11) is movably connected with the right side of the side position clamping block (8).

4. A permanent-magnet synchronous frequency converter according to claim 3, characterized in that: the bottom surface fixedly connected with of accepting movable plate (6) accepts spring (7), the upper surface swing joint who accepts movable plate (6) has installation bottom (5), horizontal groove (18) of accepting has been seted up to one side of installation bottom (5), the left side of installation bottom (5) with the right side swing joint of side position fixture block (8).

5. A permanent-magnet synchronous frequency converter according to claim 1, characterized in that: the outer wall swing joint of buffer spring pole (17) has spacing (16), the upper surface of spacing (16) with the inner wall fixed connection of mount pad (2).

6. A permanent-magnet synchronous frequency converter according to claim 1, characterized in that: the top end of the buffer spring rod (17) is fixedly connected with the inner wall of the mounting seat (2), and the inner wall of the protective cushion layer (14) is movably connected with a frequency converter (3).

7. A permanent-magnet synchronous frequency converter according to claim 1, characterized in that: the bottom surface fixedly connected with permanent magnet synchronous motor (4) of mount pad (2), the upper surface swing joint of mount pad (2) has the closing cap.