CN211311915U

CN211311915U - Washing machine motor upper cover

Info

Publication number: CN211311915U
Application number: CN201922049527.4U
Authority: CN
Inventors: 韩华
Original assignee: Hangzhou Huahua Industry Co ltd
Current assignee: Hangzhou Huahua Industry Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-08-21
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to a washing machine motor upper cover, which solves the problems of the prior art and has the key points of the technical proposal that the washing machine motor upper cover comprises an integrally formed frame connecting part, the whole frame connecting part is rectangular, the motor connecting part is punched at the central position of the frame connecting part, the center of the motor connecting part is provided with a main hole, both sides of the motor connecting part are punched with reinforcing parts, the reinforcing part comprises a reinforcing transverse part and a reinforcing longitudinal part, the whole reinforcing part is in a T shape, the reinforcing transverse part faces to the main hole side, the reinforced longitudinal parts are back to the main hole side, the height of the reinforced parts is equal to that of the secondary convex table surface, a reinforced part connecting hole connected with the frame by connecting a shock absorber is arranged on each of the two reinforced parts, the frame connecting part is provided with at least four frame connecting holes which are uniformly distributed and connected with the frame through the shock absorbers at two side sections corresponding to the main hole.

Description

Washing machine motor upper cover

Technical Field

The utility model belongs to a washing machine motor auxiliary device relates to a washing machine motor upper cover.

Background

The washing machine motor support is a common structure in the washing machine, is used for connecting the washing machine motor and is connected with the washing machine frame through the shock absorber, and the washing machine motor upper cover is used as an important connecting structure in the washing machine frame, and needs to be adapted to the washing machine structure, and meanwhile, better adaptability and structural strength still need to exist, and in the prior art, the vibration is larger due to the poor adaptability of the washing machine motor upper cover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prior art exist because the relatively poor great problem that leads to vibrations of washing machine motor support suitability, provide a washing machine motor upper cover.

This practical technical scheme who adopts of solving its technical problem is: a washing machine motor upper cover comprises an integrally formed frame connecting part, the frame connecting part is rectangular in whole, the motor connecting part is punched at the central position of the frame connecting part, the motor connecting part is hourglass-shaped in whole, a main hole is formed at the central position of the motor connecting part, the main hole is three-stage boss-shaped in whole, the side wall of the main hole comprises a first-stage boss side wall, a second-stage boss side wall and a third-stage boss side wall which are concentric and sequentially reduced, a first-stage boss face is arranged between the first-stage boss side wall and the second-stage boss side wall, a second-stage boss face is arranged between the second-stage boss side wall and the third-stage boss side wall, the upper end of the third-stage boss side wall extends inwards to form the third-stage boss face, the inner side of the third-stage boss face is bent downwards to form a main hole flanging, and, the first-stage boss face, the second-stage boss face and the third-stage boss face are planes parallel to the frame connecting portion, three auxiliary connecting holes are formed in the second-stage boss face, the middle section of the motor connecting portion is a circular face with the shape concentrically arranged with the main hole, both long axial ends of the motor connecting portion are isosceles trapezoid portions, the top edges of the isosceles trapezoid portions face the main hole side, the bottom edges of the isosceles trapezoid portions face back to the main hole side, reinforcing portions are stamped on both sides of the motor connecting portion and comprise reinforcing transverse portions and reinforcing longitudinal portions, the whole reinforcing portions are in a T shape, the reinforcing transverse portions face the main hole side, the reinforcing longitudinal portions face back to the main hole side, the height of each reinforcing portion is equal to that of the second-stage boss face, and reinforcing portion connecting holes connected with the frame through connecting shock absorbers are formed in the two reinforcing portions, the frame connecting part is provided with at least four frame connecting holes which are uniformly distributed and connected with the frame through the shock absorbers at two side sections corresponding to the main hole. The utility model adopts the three-level design of the first-level boss side wall, the second-level boss side wall and the third-level boss side wall, can form complete matching with the shape of the motor, has better adaptability compared with the traditional single-layer motor upper cover, can have stronger structural strength, and more stable fixing mode, so that the shock resistance and stability of the utility model are higher, the utility model greatly improves the structural strength at two ends of the main hole by the matching design of the inverted isosceles trapezoid and the inverted T-shaped reinforcing part towards the main hole, the height of the inverted isosceles trapezoid is less, the height refers to the distance between the top edge and the bottom edge of the isosceles trapezoid, one vertical part of the inverted T-shaped reinforcing part is longer, one part of the inverted isosceles trapezoid extends into the inverted isosceles trapezoid to form a three-layer structure of the frame connecting part, the motor connecting part and the reinforcing part, the three-layer structure gradually bulges, and the structure is more reasonable, the washing machine motor can be well reinforced in the long edge direction. Because the main bore is great, consequently the structure is less on the side, the utility model discloses a thickened strengthening part in the way of the perpendicular width of the shape of falling T, the clearance between topside and the strengthening part reduces in the inversion isosceles trapezoid, the width after the motor strengthening part is detached to the width of detaching the strengthening part in the motor connecting part and frame connecting portion is the same basically, the atress decomposes comparatively evenly, can be comparatively balanced share, satisfies current needs. To sum up, the utility model discloses a structure of the tertiary layering in main hole, rib and motor connecting portion, frame connecting portion have also adopted the structure of three-layer layering, can provide better structural strength. Simultaneously near frame connecting hole set and hold in the palm the motor that is connected the use with the washing machine motor and hold in the palm the connecting hole, the motor holds in the palm the connecting hole and holds in the palm the motor lid connecting hole on with the motor and pass through the connecting piece and be connected, can play the effect of stabilizing the adaptation, make the utility model discloses and the motor holds in the palm the suitability between also better.

Preferably, the outer edge of the frame connecting portion is symmetrical along the center of the main hole, the outer edge of the motor connecting portion is symmetrical along the center of the main hole, the two ends of the frame connecting portion are provided with upward flanges, and the two ends of the motor connecting portion are both arc-shaped edges. The arc limit anti stress ability is stronger, more is fit for the utility model discloses.

Preferably, the height difference between the motor connecting part and the frame connecting part is greater than or equal to the height difference between the reinforcing part and the motor connecting part.

Preferably, the motor connecting portion is inwardly contracted at a position close to the main hole side.

Preferably, the frame connecting part and the motor connecting part are also provided with a plurality of through holes for process machining, auxiliary equipment fixing and stress reduction.

Preferably, at least 1/3 of all the through-holes are formed by forward punching, and at least 1/3 of all the through-holes are formed by reverse punching. The difference between the number of the through holes punched in the forward direction and the number of the through holes punched in the reverse direction is not large, and the difference cannot be caused during punching.

The practical substantive effect is: the utility model discloses a structure of the tertiary layering of main hole, rib and motor connecting portion, frame connecting portion have also adopted the structure of three-layer layering, can provide better structural strength.

Drawings

FIG. 1 is a schematic view of a cross section of a central shaft and an overall structure of the present invention;

fig. 2 is a schematic bottom view of a motor holder in cooperation with the present invention;

in the figure: 1. main hole, 2, rib, 3, motor connecting portion, 4, frame connecting portion, 5, supplementary connecting hole, 6, frame connecting hole, 7, motor support connecting hole, 11, one-level boss lateral wall, 12, second grade boss lateral wall, 13, tertiary boss lateral wall, 21, one-level boss face, 22, secondary boss face, 23, tertiary boss face, A1, motor support main hole, A2, motor lid connecting hole.

Detailed Description

The technical solution of the present invention will be further specifically described below by way of specific examples.

Example 1:

a washing machine motor upper cover (see attached figure 1) comprises an integrally formed frame connecting part 4, the frame connecting part is rectangular in whole, a motor connecting part 3 is punched at the central position of the frame connecting part, the motor connecting part is hourglass-shaped in whole, a main hole 1 is formed at the central position of the motor connecting part, the main hole is three-stage boss-shaped in whole, the side wall of the main hole comprises a first-stage boss side wall, a second-stage boss side wall and a third-stage boss side wall which are concentric and sequentially reduced, a first-stage boss side wall is arranged between the first-stage boss side wall and the second-stage boss side wall, a second-stage boss side wall is arranged between the second-stage boss side wall and the third-stage boss side wall, the upper end of the third-stage boss side wall extends inwards to form a third-stage boss side wall, the inner side of the third-stage boss side wall is bent downwards to form a main hole, the first-stage convex table surface 21, the second-stage convex table surface 22 and the third-stage convex table surface 23 are planes parallel to the frame connecting part, three auxiliary connecting holes 5 are formed in the second-stage convex table surface and are uniformly distributed along the center of a main hole, the main hole is a through hole for a motor output shaft to pass through, the middle section of the motor connecting part is a circular surface with a shape concentric with the main hole, both axial ends of the motor connecting part are isosceles trapezoid parts, the top edge of each isosceles trapezoid part faces the main hole side, the bottom edge of each isosceles trapezoid part faces back to the main hole side, reinforcing parts 2 are stamped on both sides of the motor connecting part and comprise reinforcing transverse parts and reinforcing longitudinal parts, the whole reinforcing parts are in a T shape, the reinforcing transverse parts face towards the main hole side, the reinforcing longitudinal parts face back to the main hole side, and the height of the reinforcing parts is equal to that of the second-stage convex table surface, thereby all set up one through connecting the rib connecting hole that the bumper shock absorber is connected with the frame on two ribs, frame connecting portion set up four at least evenly distributed's the frame connecting hole 6 that is connected with the frame through the bumper shock absorber in the both sides section that corresponds the main bore. The outer edge of the frame connecting portion is symmetrical along the center of the main hole, the outer edge of the motor connecting portion is symmetrical along the center of the main hole, the two ends of the frame connecting portion are provided with turned-up edges, and the two ends of the motor connecting portion are arc-shaped edges. The arc-shaped edge has stronger stress resistance, and is more suitable for the embodiment. The height difference between the motor connecting part and the frame connecting part is greater than or equal to the height difference between the reinforcing part and the motor connecting part. And the motor connecting part is inwards contracted at a position close to the side of the main hole. And the frame connecting part and the motor connecting part are also provided with a plurality of through holes for process machining, auxiliary equipment fixing and stress reduction. At least 1/3 of all the through holes are formed by positive punching, and at least 1/3 of all the through holes are formed by negative punching. The difference between the number of the through holes punched in the forward direction and the number of the through holes punched in the reverse direction is not large, and the difference cannot be caused during punching.

In the embodiment, the three-level design of the first-level boss side wall, the second-level boss side wall and the third-level boss side wall is adopted, the three-level design can be completely matched with the shape of the motor, compared with the traditional single-layer motor upper cover, the motor upper cover has better adaptability, stronger structural strength and a more stable fixing mode, so that the shock resistance and the stability of the embodiment are higher, the structural strength of two ends of a main hole is greatly improved through the design that an inverted isosceles trapezoid and an inverted T-shaped reinforcing part facing the main hole are matched, the height of the inverted isosceles trapezoid is less, the height refers to the distance between the top edge and the bottom edge of the isosceles trapezoid, one vertical part of the inverted T-shaped reinforcing part is longer, one part of the inverted T-shaped reinforcing part extends into the inverted isosceles trapezoid to form a three-layer structure of a rack connecting part, a motor connecting part and a reinforcing part, the three-layer, the washing machine motor can be well reinforced in the long edge direction. Because the main hole is bigger, the structure is smaller in the side direction, the embodiment adopts the method of thickening a vertical width of an inverted T shape in the reinforcing part, the gap between the top edge and the reinforcing part in the inverted isosceles trapezoid is reduced, the width of the reinforcing part in the motor connecting part is basically the same as the width of the motor connecting part after the motor reinforcing part is removed, the stress decomposition is more uniform, the sharing can be more balanced, and the current requirement is met. To sum up, this embodiment has adopted the three-level hierarchical structure of main bore, and rib and motor connecting portion, frame connecting portion have also adopted the three-layer hierarchical structure, can provide better structural strength. Meanwhile, a motor support connecting hole 7 connected with a motor support (see attached figure 2) of the washing machine is arranged near the frame connecting hole, the motor support connecting hole is connected with a motor cover connecting hole A2 on the motor support through a connecting piece, and the main hole corresponds to a motor support main hole A1, so that the motor support and the motor upper cover are matched with each other, a stable adaptation effect can be achieved, and the adaptability between the embodiment and the motor support is good.

The above-described embodiment is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the scope of the invention as set forth in the claims.

Claims

1. The utility model provides a washing machine motor upper cover which characterized in that: including integrated into one piece's frame connecting portion, the whole rectangle that is of frame connecting portion, the central point of frame connecting portion puts the punching press and has motor connecting portion, motor connecting portion wholly is hourglass form, the central point of motor connecting portion puts and has seted up the main bore, the main bore wholly is tertiary boss form, the lateral wall of main bore includes concentric and one-level boss lateral wall, second grade boss lateral wall and the tertiary boss lateral wall that reduces in proper order, be one-level boss face between one-level boss lateral wall and the second grade boss lateral wall, be the second grade boss face between second grade boss lateral wall and the tertiary boss lateral wall, the upper end of tertiary boss wall inwards extends and forms tertiary boss face, the inboard of tertiary boss face is bent downwards and is formed the main bore turn-ups, one-level boss lateral wall, second grade boss lateral wall and tertiary boss lateral wall are outside bellied arc lateral wall, one-level boss, The protruding mesa of second grade and tertiary boss face are the plane that is on a parallel with frame connecting portion, three auxiliary connection hole has been seted up on the protruding mesa of second grade, motor connecting portion middle section be the shape with the concentric circular face that sets up in main opening, motor connecting portion long axial both ends department is isosceles trapezoid portion, the topside of isosceles trapezoid portion is towards the main opening side, the base of isosceles trapezoid portion main opening side dorsad, the both sides punching press of motor connecting portion has the rib, the rib is including strengthening horizontal portion and strengthening vertical portion, the whole of rib is the T font, strengthen horizontal portion all towards the main opening side, strengthen vertical portion all dorsad main opening side, the height of rib with the height of protruding mesa of second grade equals, thereby all set up a rib connecting hole that is connected with the frame through connecting the connection bumper shock absorber on two ribs, frame connecting portion sets up at least four evenly distributed's passing through bumper shock absorber and frame connecting portion in the both sides section that corresponds the main opening A frame connecting hole connected with the frame.

2. A washing machine motor upper cover according to claim 1, characterized in that: the outer edge of the frame connecting portion is symmetrical along the center of the main hole, the outer edge of the motor connecting portion is symmetrical along the center of the main hole, the two ends of the frame connecting portion are provided with turned-up edges, and the two ends of the motor connecting portion are arc-shaped edges.

3. A washing machine motor upper cover according to claim 2, characterized in that: the height difference between the motor connecting part and the frame connecting part is greater than or equal to the height difference between the reinforcing part and the motor connecting part.

4. A washing machine motor upper cover according to claim 3, characterized in that: and the motor connecting part is inwards contracted at a position close to the side of the main hole.

5. A washing machine motor cover according to claim 1 or 2 or 3 or 4, characterized in that: and the frame connecting part and the motor connecting part are also provided with a plurality of through holes for process machining, auxiliary equipment fixing and stress reduction.

6. A washing machine motor upper cover according to claim 5, characterized in that: at least 1/3 of all the through holes are formed by positive punching, and at least 1/3 of all the through holes are formed by negative punching.