CN214125005U

CN214125005U - Electric machine

Info

Publication number: CN214125005U
Application number: CN202023297701.6U
Authority: CN
Inventors: 董骞; 富剑雄; 李回回; 练景斌
Original assignee: ZHEJIANG FOUNDER MOTOR CO Ltd
Current assignee: ZHEJIANG FOUNDER MOTOR CO Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-03
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a motor, including rotor subassembly, stator module, terminal box, casing, upper cover plate and bottom plate, the terminal box is fixed on the casing lateral wall, rotor subassembly and stator module set up in the casing, it sets up a plurality of through-holes to be close to lateral wall department interval on the both ends face of casing, one side of upper cover plate and bottom plate is equipped with a plurality of sunkenly, and the opposite side is equipped with a plurality of projections, upper cover plate and bottom plate are respectively through the projection and the cooperation riveting of through-hole fix at the both ends of casing. The utility model discloses an establish the through-hole on the terminal surface of casing, set up the projection on upper cover plate, bottom plate, and make through-hole and projection cooperation, with upper cover plate, bottom plate and casing riveting fixed, above-mentioned structure, riveting intensity is undulant little, stable, of high quality, and the riveting equipment of adoption is simple, convenient assembling.

Description

Electric machine

Technical Field

The utility model relates to a motor manufacturing technology field especially relates to a motor.

Background

At present, claw-pole permanent magnet synchronous motors are widely applied to various fields, such as rotary electric fans, cooling and heating fans, mahjong machines, various automatic instruments of constant-speed or low-speed devices, science and education instruments and automatic curtain machines. The claw-pole permanent magnet synchronous motor has high reliability and low noise, and is generally adopted in occasions requiring constant speed. Present claw utmost point formula PMSM generally includes the casing, apron and stator module and the rotor subassembly of setting in the casing, and casing and apron generally adopt the butt fusion fixed, can produce foreign matters such as tin dross, have the dead risk of card in flowing into the motor, influence the life of motor and the stability of performance, and present claw utmost point formula PMSM generally all has the structure more complicacy, the low scheduling problem of production efficiency of motor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a simple structure, the firm motor of assembly.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

the utility model provides a motor, includes rotor subassembly, stator module, terminal box, casing, upper cover plate and bottom plate, the terminal box is fixed on the casing lateral wall, rotor subassembly and stator module set up in the casing, be close to lateral wall department interval on the both ends face of casing and set up a plurality of through-holes, one side of upper cover plate and bottom plate is equipped with a plurality of caves, and the opposite side is equipped with a plurality of projections, upper cover plate and bottom plate are respectively through the projection and the cooperation riveting of through-hole fix at the both ends of casing.

As the preferred scheme, the number of through-hole and projection is 3, and equidistant interval sets up, and the through-hole corresponds with the position of projection.

Preferably, the rotor assembly comprises a shaft, a support body and a magnetic ring, the shaft is inserted into the support body, the magnetic ring is sleeved and fixed on the outer side of the support body, and two ends of the shaft are respectively arranged on the upper cover plate and the bottom plate through bearings.

As preferred scheme, the terminal surface middle part of casing is equipped with the via hole, and the interior border of via hole inwards extends the claw plate that forms a plurality of intervals and set up, stator module installs between claw plate and casing, rotor subassembly installs in the middle of the claw plate.

Preferably, the housing includes an upper casing and a lower casing fixed to each other, the upper casing and the lower casing are both provided with notches, the two notches are spliced to form a mounting hole, and the terminal box is clamped in the through hole.

Preferably, a limiting strip is fixed on the junction box, the length of the limiting strip is larger than the width of the mounting hole in the circumferential direction, and the junction box is arranged on the shell through the limiting strip.

As the preferred scheme, the limiting strips are arc-shaped, and the two limiting strips are arranged at intervals up and down.

The utility model discloses an establish the through-hole on the terminal surface of casing, set up the projection on upper cover plate, bottom plate, and make through-hole and projection cooperation, with upper cover plate, bottom plate and casing riveting fixed, above-mentioned structure, riveting intensity is undulant little, stable, of high quality, and the riveting equipment of adoption is simple, convenient assembling.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

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

fig. 2 is a schematic diagram of the explosion structure of the present invention.

Wherein the reference numerals are: 1. an upper housing; 11. a notch; 12. a through hole; 13. a claw plate; 2. a lower housing; 3. a junction box; 31. a limiting strip; 4. an upper cover plate; 41. recessing; 5. a base plate; 51. a convex column; 61. a shaft; 62. a support body; 63. a magnetic ring; 7. and a bearing.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, elements, and/or combinations thereof, unless the context clearly indicates otherwise.

Furthermore, in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The invention will be further explained with reference to the following embodiments and drawings:

as shown in fig. 1 and 2, the motor includes a rotor assembly, a stator assembly, a terminal box 3, a housing, an upper cover plate 4 and a bottom plate 5, the terminal box 3 is fixed on a side wall of the housing, the rotor assembly and the stator assembly are disposed in the housing, a plurality of through holes 12 are disposed on two end faces of the housing at intervals near the side wall, a plurality of recesses 41 are disposed on one side of the upper cover plate 4 and one side of the bottom plate 5, a plurality of convex columns 51 are disposed on the other side of the upper cover plate 4 and the other side of the bottom plate 5, and the upper cover plate 4 and the bottom plate 5 are riveted and fixed at two ends of the housing through matching of the convex columns 51 and the through holes 12. The number of the through holes 12 and the convex columns 51 is 3, the through holes 12 and the convex columns 51 are arranged at equal intervals, and the positions of the through holes 12 correspond to those of the convex columns 51. Above-mentioned structure passes through-hole and projection cooperation, with upper cover plate, bottom plate and casing riveting fixed, convenient operation and riveting intensity fluctuation are little, stable, of high quality, and in addition, the riveting equipment that above-mentioned mounting means adopted is simple, convenient assembling.

The terminal surface middle part of casing is equipped with the via hole, and the interior border of via hole inwards extends and forms the claw plate 13 that a plurality of intervals set up, stator module installs between claw plate 13 and casing, the rotor subassembly is installed in the middle of claw plate 13. The rotor assembly comprises a shaft 61, a support body 62 and a magnetic ring 63, the shaft 61 is inserted on the support body 62, the magnetic ring 63 is sleeved and fixed on the outer side of the support body 62, and two ends of the shaft 61 are respectively arranged on the upper cover plate 4 and the bottom plate 5 through bearings 7.

The shell comprises an upper shell 1 and a lower shell 2 which are fixed with each other, notches 11 are formed in the upper shell 1 and the lower shell 2, the two notches are spliced to form a mounting hole, and the junction box 3 is clamped in the through hole. The junction box 3 is fixed with a limiting strip 31, the length of the limiting strip 31 is larger than the width of the mounting hole in the circumferential direction, and the junction box 3 is arranged on the shell through the limiting strip 31. The limiting strips 31 are arc-shaped, and the two limiting strips 31 are arranged at intervals up and down. The junction box is clamped in the mounting hole, the junction box is prevented from being separated from the shell through the limiting strip, the whole structure is convenient to mount, and the efficiency is higher.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that those skilled in the art can make changes, modifications, substitutions and alterations to the above embodiments without departing from the spirit and scope of the present invention, and that any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. An electric machine characterized by: including rotor subassembly, stator module, terminal box (3), casing, upper cover plate (4) and bottom plate (5), terminal box (3) are fixed on the casing lateral wall, rotor subassembly and stator module set up in the casing, be close to lateral wall department interval on the both ends face of casing and set up a plurality of through-holes (12), one side of upper cover plate (4) and bottom plate (5) is equipped with a plurality of sunken (41), and the opposite side is equipped with a plurality of projections (51), upper cover plate (4) and bottom plate (5) are riveted through the cooperation of projection (51) and through-hole (12) respectively and are fixed at the both ends of casing.

2. An electric machine according to claim 1, characterized in that the number of said through holes (12) and studs (51) is 3, and they are equally spaced, the through holes (12) corresponding to the position of the studs (51).

3. An electric machine as claimed in claim 1, characterized in that the rotor assembly comprises a shaft (61), a support body (62) and a magnetic ring (63), the shaft (61) is inserted into the support body (62), the magnetic ring (63) is fixed on the outer side of the support body (62), and two ends of the shaft (61) are respectively arranged on the upper cover plate (4) and the bottom plate (5) through bearings (7).

4. The electric machine of claim 1, wherein the housing has a through hole in the middle of the end face, and the inner edge of the through hole extends inward to form a plurality of spaced claw plates (13), the stator assembly is installed between the claw plates (13) and the housing, and the rotor assembly is installed in the middle of the claw plates (13).

5. The motor according to claim 1, wherein the housing comprises an upper casing (1) and a lower casing (2) fixed to each other, and the upper casing (1) and the lower casing (2) are provided with notches (11), and the two notches are spliced to form a mounting hole, and the junction box (3) is clamped in the through hole.

6. A machine according to claim 5, characterized in that the terminal box (3) is fixed with a limiting strip (31), and the length of the limiting strip (31) is larger than the width of the mounting hole along the circumferential direction, and the terminal box (3) is arranged on the housing through the limiting strip (31).

7. A machine as claimed in claim 6, characterized in that the stop strips (31) are arc-shaped, and that two stop strips (31) are arranged at a distance from each other.