CN215735279U

CN215735279U - Novel electric automobile PMSM controller

Info

Publication number: CN215735279U
Application number: CN202122082869.3U
Authority: CN
Inventors: 宁亮; 陈兵; 陈涛; 高翔; 王钟瑞
Original assignee: Henan Institute of Metrology
Current assignee: Henan Institute of Metrology
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-01
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a novel electric automobile permanent magnet synchronous motor controller, which comprises two mounting plates, wherein one side of each mounting plate is fixedly connected with a fixed plate, the bottom end of one mounting plate and the top end of the other mounting plate are fixedly provided with fixed blocks, an inner inserting box is fixedly connected between the two fixed blocks, the inner inserting box is internally provided with a noise reduction box through a mounting assembly, a permanent magnet synchronous motor controller body is fixedly arranged in the noise reduction box, the mounting assembly comprises a plurality of rubber lugs, a plurality of grooves, four hollow connecting rods, four partition plates and four rotating rods, and the rubber lugs are respectively and fixedly arranged at the top end and the bottom end of the noise reduction box, and the novel electric automobile permanent magnet synchronous motor controller has the beneficial effects that: after the rubber lug and the groove are clamped, the connecting rod is inserted into the rectangular hole, the rotating rod is rotated through the handle to drive the gear to rotate, so that the rack and the clamping groove are clamped, and the fixing effect is improved when the mounting and the dismounting are convenient.

Description

Novel electric automobile PMSM controller

Technical Field

The utility model relates to a motor controller, in particular to a novel permanent magnet synchronous motor controller for an electric automobile, and belongs to the technical field of permanent magnet synchronous motor controllers.

Background

In recent years, with the wider application of the interpolation motor controller in the electric automobile field, the problems brought by the interpolation motor controller are more and more emphasized, the interpolation motor has the advantages of wide working range, lower cost and the like, but the existing interpolation motor controller is inconvenient to install and disassemble, and meanwhile, the fixing effect in the using process is poor, and the permanent magnet synchronous motor can generate great noise to influence the surrounding environment during working, thereby causing noise pollution.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel permanent magnet synchronous motor controller for an electric vehicle, which solves the problems that the existing interpolation type motor controller proposed in the background technology is inconvenient to install and disassemble, and the permanent magnet synchronous motor can cause noise pollution during working.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel permanent magnet synchronous motor controller of an electric automobile comprises two mounting plates, wherein one side of the two mounting plates is fixedly connected with a fixed plate, the bottom end of one mounting plate and the top end of the other mounting plate are fixedly provided with fixed blocks, an inner inserting box is fixedly connected between the two fixed blocks, the inner inserting box is internally provided with a noise reduction box through a mounting assembly, a permanent magnet synchronous motor controller body is fixedly arranged in the noise reduction box, the mounting assembly comprises a plurality of rubber lugs, a plurality of grooves, four hollow connecting rods, four partition plates and four rotating rods, the plurality of rubber lugs are respectively and fixedly arranged at the top end and the bottom end of the noise reduction box, the plurality of grooves are arranged at the top end and the bottom end of the inner wall of the inner inserting box, the plurality of rubber lugs are respectively clamped with the plurality of grooves, and the four connecting rods are respectively and fixedly arranged at the four corners of one side of the noise reduction box, four the baffle is fixed respectively and is set up at the middle part of four connecting rod inner walls, four the one end of dwang rotates the middle part that sets up in four baffle one sides respectively through four bearings.

As a preferred technical scheme of the utility model, handles are fixedly inserted into the other ends of the four rotating rods, gears are fixedly arranged on the four rotating rods, eight racks are slidably inserted into two sides of the other end of the inner wall of each of the four connecting rods, and the inner sides of the eight racks are respectively meshed with two sides of the four gears.

As a preferred technical scheme of the utility model, the fixed plate is provided with four rectangular holes matched with the connecting rod, and the middle parts of the inner walls of the four rectangular holes are respectively provided with eight clamping grooves clamped with the racks.

As a preferable technical scheme of the utility model, the inner wall of the noise reduction box is provided with a noise reduction component.

As a preferable aspect of the present invention, the present invention is characterized in that: the noise reduction assembly comprises a noise reduction layer, a sound absorption layer and a heat dissipation layer, the noise reduction layer is fixedly arranged on the inner wall of the noise reduction box, the sound absorption layer is fixedly arranged on the inner wall of the noise reduction layer, and the heat dissipation layer is fixedly arranged on the inner wall of the sound absorption layer.

As a preferred technical scheme of the utility model, four corners of the two mounting plates are fixedly provided with fixing bolts.

As a preferred technical scheme of the utility model, the noise reduction layer is made of sound insulation felt materials, the sound absorption layer is made of polyurethane foam plastics, and the heat dissipation layer is made of heat dissipation silica gel materials.

Compared with the prior art, the utility model has the beneficial effects that: according to the novel electric automobile permanent magnet synchronous motor controller, after the rubber bump arranged in the installation assembly is clamped with the groove, the connecting rod is inserted into the rectangular hole, the gear is rotated to drive the rack to be clamped with the clamping groove through the rotating rod rotated by the handle, the installation and the disassembly are facilitated, the fixing effect is improved, the heat dissipation of the permanent magnet synchronous motor controller body is prevented from being influenced through the heat dissipation layer arranged in the noise reduction assembly, the noise is reduced through the matching of the noise reduction layer and the sound absorption layer, the surrounding environment is prevented from being influenced, and certain noise pollution is reduced.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic side sectional view of the present invention;

fig. 5 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.

In the figure: 1. mounting a plate; 2. a fixing plate; 3. inserting the box; 4. mounting the component; 41. a rubber bump; 42. a groove; 43. a connecting rod; 44. a partition plate; 45. rotating the rod; 46. a gear; 47. a rack; 48. a card slot; 49. a handle; 5. a noise reduction box; 6. a noise reduction assembly; 61. a noise reduction layer; 62. a sound absorbing layer; 63. a heat dissipation layer; 7. a permanent magnet synchronous motor controller body; 8. a fixed block; 9. and (5) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a novel electric vehicle permanent magnet synchronous motor controller, which comprises two mounting plates 1, wherein one side of each of the two mounting plates 1 is fixedly connected with a fixing plate 2, the bottom end of one of the mounting plates 1 and the top end of the other mounting plate 1 are both fixedly provided with a fixing block 8, an inner inserting box 3 is fixedly connected between the two fixing blocks 8, the inner inserting box 3 is internally provided with a noise reduction box 5 through a mounting assembly 4, the noise reduction box 5 is internally and fixedly provided with a permanent magnet synchronous motor controller body 7, the mounting assembly 4 comprises a plurality of rubber bumps 41, a plurality of grooves 42, four hollow connecting rods 43, four partition plates 44 and four rotating rods 45, the plurality of rubber bumps 41 are respectively and fixedly arranged at the top end and the bottom end of the noise reduction box 5, the plurality of grooves 42 are arranged at the top end and the bottom end of the inner wall of the inner inserting box 3, the plurality of rubber bumps 41 are respectively clamped with the plurality of grooves 42, four connecting rods 43 are fixed respectively and are set up the four corners in noise reduction box 5 one side, and four baffles 44 are fixed respectively and are set up the middle part at four connecting rod 43 inner walls, and the one end of four dwang 45 rotates the middle part that sets up in four baffles 44 one sides respectively through four bearings, improves fixed effect when convenient to install and dismantle.

Preferably, handles 49 are fixedly inserted into the other ends of the four rotating rods 45, gears 46 are fixedly arranged on the four rotating rods 45, eight racks 47 are slidably inserted into two sides of the other end of the inner wall of each connecting rod 43, the inner sides of the eight racks 47 are respectively engaged with two sides of the four gears 46, four rectangular holes matched with the connecting rods 43 are formed in the fixing plate 2, eight clamping grooves 48 clamped with the racks 47 are formed in the middle of the inner wall of each rectangular hole, the fixing effect is improved, the noise reduction assembly 6 is arranged on the inner wall of the noise reduction box 5, the noise reduction assembly 6 comprises a noise reduction layer 61, a sound absorption layer 62 and a heat dissipation layer 63, the noise reduction layer 61 is fixedly arranged on the inner wall of the noise reduction box 5, the sound absorption layer 62 is fixedly arranged on the inner wall of the noise reduction layer 61, the heat dissipation layer 63 is fixedly arranged on the inner wall of the sound absorption layer 62, certain noise pollution is reduced, and fixing bolts 9 are fixedly arranged at four corners of the two mounting plates 1, the installation of being convenient for, the layer of making an uproar 61 of falling is made for sound insulation felt material, and the layer of inhaling sound 62 is made for polyurethane foam material, avoids influencing the environment on every side, and heat dissipation layer 63 is made for heat dissipation silica gel material, avoids influencing the heat dissipation of PMSM controller body 7.

When the novel electric automobile permanent magnet synchronous motor controller is used, firstly, the mounting assembly 4 is placed at a corresponding working position, then whether all parts of the noise reduction assembly 6 work normally or not is checked, the novel electric automobile permanent magnet synchronous motor controller can be used, the two mounting plates 1 are mounted at proper positions through the fixing bolts 9, the noise reduction box 5 is clamped and inserted into the inner insertion box 3 through the rubber bumps 41 and the grooves 42 arranged in the mounting assembly 4, the connecting rod 43 is inserted into the rectangular hole, the handle 49 is held to rotate the rotating rod 45 so that the gear 46 rotates to drive the rack 47 to be clamped with the clamping groove 48, the mounting and dismounting are facilitated, meanwhile, the fixing effect is improved, the heat dissipation of the permanent magnet synchronous motor controller body 7 is prevented from being influenced through the heat dissipation layer 63 arranged in the noise reduction assembly 6, the noise reduction layer 61 is made of sound insulation felt material, and the material has high sound insulation performance, the characteristics of easy installation, sound absorbing layer 62 are made for polyurethane foam material, and its material has better sound insulation, sound absorbing performance, is convenient for fall and makes an uproar, avoids influencing the environment on every side, reduces certain noise pollution.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. A novel permanent magnet synchronous motor controller of an electric automobile comprises two mounting plates (1) and is characterized in that one side of the two mounting plates (1) is fixedly connected with a fixing plate (2), the bottom end of one mounting plate (1) and the top end of the other mounting plate (1) are fixedly provided with fixing blocks (8), an inner inserting box (3) is fixedly connected between the two fixing blocks (8), a noise reduction box (5) is arranged in the inner inserting box (3) through a mounting component (4), a permanent magnet synchronous motor controller body (7) is fixedly arranged in the noise reduction box (5), the mounting component (4) comprises a plurality of rubber bumps (41), a plurality of grooves (42), four hollow connecting rods (43), four partition plates (44) and four rotating rods (45), the rubber bumps (41) are respectively and fixedly arranged at the top end and the bottom end of the noise reduction box (5), a plurality of recess (42) are seted up on the top and the bottom of inner wall of plug-in box (3), a plurality of rubber lug (41) respectively with a plurality of recess (42) looks block, four connecting rod (43) are fixed respectively and are set up the four corners in noise reduction box (5) one side, four baffle (44) are fixed respectively and are set up the middle part at four connecting rod (43) inner walls, four the middle part that sets up in four baffle (44) one side is rotated respectively through four bearings to the one end of dwang (45).

2. The novel electric vehicle permanent magnet synchronous motor controller according to claim 1, characterized in that: four the equal fixed interlude of the other end of dwang (45) is equipped with handle (49), four equal fixed gear (46) that are equipped with on dwang (45), four the both sides side of connecting rod (43) inner wall other end slides respectively to alternate and is equipped with eight racks (47), eight the inboard of rack (47) meshes with the both sides side of four gears (46) respectively mutually.

3. The novel permanent magnet synchronous motor controller for the electric automobile according to claim 2, characterized in that: four rectangular holes matched with the connecting rods (43) are formed in the fixing plate (2), and eight clamping grooves (48) clamped with the racks (47) are formed in the middle of the inner walls of the four rectangular holes respectively.

4. The novel electric vehicle permanent magnet synchronous motor controller according to claim 1, characterized in that: and a noise reduction assembly (6) is arranged on the inner wall of the noise reduction box (5).

5. The novel permanent magnet synchronous motor controller for the electric automobile according to claim 4, characterized in that: the noise reduction assembly (6) comprises a noise reduction layer (61), a sound absorption layer (62) and a heat dissipation layer (63), the noise reduction layer (61) is fixedly arranged on the inner wall of the noise reduction box (5), the sound absorption layer (62) is fixedly arranged on the inner wall of the noise reduction layer (61), and the heat dissipation layer (63) is fixedly arranged on the inner wall of the sound absorption layer (62).

6. The novel electric vehicle permanent magnet synchronous motor controller according to claim 1, characterized in that: and two fixing bolts (9) are fixedly arranged at four corners of the mounting plate (1).

7. The novel permanent magnet synchronous motor controller for the electric automobile according to claim 5, characterized in that: the noise reduction layer (61) is made of a sound insulation felt material, the sound absorption layer (62) is made of a polyurethane foam material, and the heat dissipation layer (63) is made of a heat dissipation silica gel material.