CN217149631U

CN217149631U - Decelerating clutch of direct drive motor of washing machine

Info

Publication number: CN217149631U
Application number: CN202123376945.8U
Authority: CN
Inventors: 殳江
Original assignee: Suzhou Shuangjia Motor Co ltd
Current assignee: Suzhou Shuangjia Motor Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-09
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to a washing machine relevant accessory technical field especially relates to a washing machine directly drives speed reduction clutch of motor. The speed reduction clutch of the washing machine direct drive motor comprises a first ratchet wheel and a second ratchet wheel, the first ratchet wheel is connected with the second ratchet wheel, a plurality of clamping plates are fixedly arranged on one side of the first ratchet wheel in an equidistance mode around a ring surface, the first ratchet wheel is provided with a plurality of profile grooves in an equidistance mode around the ring surface, the first ratchet wheel faces one side of the second ratchet wheel, the clamping plates are irregular in shapes, the profile grooves are identical to the clamping plates in shape, and the first ratchet wheel is connected to one side of the second ratchet wheel in a clamping mode through the profile grooves and the clamping plates. The utility model provides a washing machine directly drives speed reduction clutch of motor can strengthen the connection between two ratchets, makes the connection structure between the ratchet more compact to strengthen the stability of ratchet in the use, improve speed reduction clutch's whole work efficiency.

Description

Decelerating clutch of direct drive motor of washing machine

Technical Field

The utility model relates to a washing machine relevant accessory technical field especially relates to a washing machine directly drives speed reduction clutch of motor.

Background

The speed reducing clutch is also called as reducer, and is the main part of the transmission system of the common pulsator washing machine, and has the functions of reducing the rotation speed of the motor and increasing the torque to drive the pulsator to work.

The speed reduction clutch is generally applied to a washing machine, corresponding control is carried out on a direct drive motor, a ratchet wheel component is installed on the speed reduction clutch, a single ratchet wheel or double ratchet wheels are used for driving according to different models, the existing double ratchet wheels are single in connection structure, stability is poor when the speed reduction clutch is used, and the loosening condition is easy to occur, so that the overall working efficiency of the speed reduction clutch is reduced.

Therefore, it is necessary to provide a new decelerating clutch of a direct drive motor of a washing machine to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a washing machine directly drives speed reduction clutch of motor can strengthen the connection between two ratchets, makes the connection structure between the ratchet more compact to strengthen the stability of ratchet in the use, improve speed reduction clutch's whole work efficiency.

The utility model provides a washing machine directly drives speed reduction clutch of motor includes first ratchet and second ratchet, first ratchet is connected with the second ratchet, the second ratchet is towards having a plurality of cardboard around anchor ring equidistance fixed mounting in one side of first ratchet, a plurality of profile groove has been seted up around anchor ring equidistance in one side of second ratchet to first ratchet, the cardboard is irregularly shaped, just the profile groove is identical with the cardboard shape, first ratchet passes through profile groove and cardboard joint in one side of second ratchet.

Preferably, first ratchet is towards one side in the second ratchet around anchor ring equidistance fixed mounting have a plurality of coupling assembling, just coupling assembling distributes in proper order between two adjacent profile grooves.

Preferably, the second ratchet wheel is provided with a plurality of mortises towards one side of the first ratchet wheel at equal intervals around the ring surface, and the mortises are sequentially distributed between the two adjacent clamping plates.

Preferably, coupling assembling includes the tenon, just the tenon is the triangle-shaped, the mortise is identical with the tenon shape, just tenon and mortise looks joint.

Preferably, two circular grooves distributed in a mirror image mode are formed in the coaxial line of the tenon, and the circular grooves are connected with elastic limiting parts.

Preferably, the elastic limiting part comprises a return spring and a limiting bump, one end of the return spring is connected with the groove wall of the circular groove, the other end of the return spring is connected with the limiting bump, and the limiting bump is elastically connected with the tenon through the return spring.

Preferably, two limiting clamping grooves which are distributed in a mirror image mode are formed in the coaxial line of the mortise, and the limiting convex blocks are clamped with the limiting clamping grooves.

Preferably, the clamping plate is arc-shaped, and a plurality of sawteeth are arranged on one side of the clamping plate close to the center of the second ratchet wheel.

Preferably, the axis of the circular groove is arranged along the radial direction of the first ratchet wheel.

Compared with the prior art, the utility model provides a washing machine directly drives speed reduction clutch of motor has following beneficial effect:

1. the utility model provides a speed reduction clutch of a direct drive motor of a washing machine, which adopts the form of clamping of an irregular clamping plate and an imitated groove to strengthen the connection between two ratchets and make the connection structure between the ratchets more compact, thereby strengthening the stability of the ratchets in the use process and improving the overall working efficiency of the speed reduction clutch;

2. the utility model provides a speed reduction clutch of a direct drive motor of a washing machine, which adopts the form of the joint of a triangular tenon and a mortise, and can further deepen the connection between a first ratchet wheel and a second ratchet wheel under the condition of the joint of an irregular clamping plate and an imitated groove, so that the connection between the first ratchet wheel and the second ratchet wheel is more compact, and the use stability of the ratchet wheel is improved;

3. the utility model provides a washing machine directly drives speed reduction clutch of motor, in tenon and mortise joint, utilize the spacing lug and the spacing draw-in groove of setting, can inject the position of tenon, make its more firm joint in the mortise to strengthen being connected between first ratchet and the second ratchet.

Drawings

Fig. 1 is an overall structural schematic view of a preferred embodiment of a speed reduction clutch of a direct drive motor of a washing machine according to the present invention;

fig. 2 is a schematic structural view of the first ratchet shown in the present invention;

fig. 3 is a schematic structural view of a second ratchet wheel according to the present invention;

fig. 4 is a schematic structural view of the connection assembly shown in the present invention.

Reference numbers in the figures: 1. a first ratchet wheel; 2. a second ratchet wheel; 3. profiling grooves; 4. clamping a plate; 5. a connecting assembly; 51. a tenon; 52. a circular groove; 53. an elastic limiting part; 531. a return spring; 532. a limiting bump; 6. mortises; 7. limiting clamping grooves.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "one side", "radial", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus 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 present invention, unless otherwise expressly specified or limited, the terms "mounted," "clamped," "connected," "secured," and the like are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The following detailed description is provided for the specific embodiments of the present invention.

Please refer to fig. 1 to 4, the embodiment of the utility model provides a pair of washing machine directly drives speed reduction clutch of motor, washing machine directly drives speed reduction clutch of motor includes first ratchet 1 and second ratchet 2, first ratchet 1 is connected with second ratchet 2, second ratchet 2 is towards one side in first ratchet 1 around anchor ring equidistance fixed mounting have a plurality of cardboard 4, first ratchet 1 has seted up a plurality of profile groove 3 around anchor ring equidistance in one side in second ratchet 2, cardboard 4 is the arc, cardboard 4 is close to one side at second ratchet 2 center is equipped with a plurality of sawtooth, just profile groove 3 is identical with cardboard 4 shape, first ratchet 1 passes through profile groove 3 and cardboard 4 joint in one side of second ratchet 2, first ratchet 1 can be dismantled with second ratchet 2.

It should be noted that: during the installation, cardboard 4 of 2 one sides of accessible second ratchet carries out the joint with the profile modeling groove 3 of 1 one side of first ratchet, and because cardboard 4 is irregular shape,

profile modeling groove

3 and 4 looks adaptations of cardboard can make cardboard 4 more firm joint in profile modeling groove 3, the utility model discloses a connection between two ratchets can be strengthened to the form of

irregular cardboard

4 and 3 joints in profile modeling groove, makes the connection structure between the ratchet more compact to strengthen the stability of ratchet in the use, improve the whole work efficiency of speed reduction clutch.

In an embodiment of the present invention, referring to fig. 2 and fig. 4, a plurality of connecting assemblies 5 are fixedly installed on one side of the first ratchet 1 facing the second ratchet 2 at equal intervals around the ring surface, and the connecting assemblies 5 are sequentially distributed between two adjacent contour grooves 3; referring to fig. 3, a plurality of mortises 6 are equidistantly formed in one side of the second ratchet wheel 2, which faces the first ratchet wheel 1, around the ring surface, and the mortises 6 are sequentially distributed between two adjacent clamping plates 4;

the connecting assembly 5 comprises a tenon 51, the tenon 51 is triangular prism-shaped, the triangular surface of the tenon 51 is perpendicular to the side surface of the first ratchet 1, the mortise 6 is matched with the tenon 51 in shape, and the tenon 51 is clamped with the mortise 6; a rectangular bottom surface of the tenon 51 is fixed with a side surface of the first ratchet 1, two symmetrical and coaxial circular grooves 52 are formed on two inclined surfaces of the tenon 51, an elastic limiting piece 53 is connected to each circular groove 52, and the axis of each circular groove 52 is arranged along the radial direction of the first ratchet 1; the elastic limiting part 53 comprises a return spring 531 and a limiting convex block 532, one end of the return spring 531 is connected with the groove wall of the circular groove 52, the other end of the return spring 531 is connected with the limiting convex block 532, and the limiting convex block 532 is elastically connected with the tenon 51 through the return spring 531; two limiting clamping grooves 7 which are distributed in a mirror image mode are formed in the coaxial line of the mortise 6, and the limiting convex blocks 532 are connected with the limiting clamping grooves 7 in a clamping mode.

It should be noted that: when the first ratchet wheel 1 is attached to the second ratchet wheel 2 and the clamping plate 4 is clamped into the inner part of the profiling groove 3, the tenon 51 can enter the inner part of the mortise 6, and the tenon 51 is triangular, and the mortise 6 is matched with the tenon 51, so that the tenon 51 can be firmly clamped in the mortise 6; and when tenon 51 joint is inside in mortise 6, because there is spacing lug 532 through reset spring 531 elastic connection on tenon 51, through the extrusion of mortise 6 inner wall, spacing lug 532 can compress to the inside of circular slot 52, when tenon 51 and mortise 6 complete joint, reset spring 531 atress disappears, and pop out spacing lug 532, make its joint get into the inside of spacing draw-in groove 7, thereby realize the injecing on the position of tenon 51, the utility model discloses in tenon 51 and mortise 6 joint, utilize the spacing lug 532 and the spacing draw-in groove 7 that set up, can injecing tenon 51's position, make its more firm joint in mortise 6 to strengthen being connected between first ratchet 1 and the second ratchet 2.

The utility model provides a washing machine directly drives speed reduction clutch of motor's theory of operation as follows: during the installation, can be earlier with the profile groove 3 on the first ratchet 1 and the 4 looks joints of cardboard on the second ratchet 2, make first ratchet 1 and the preliminary joint of second ratchet 2 realization, and in

profile groove

3 and 4 joints of cardboard, tenon 51 gets into the inside of mortise 6, and form the joint relation, and when tenon 51 joint got into mortise 6, spacing lug 532 that connects on the tenon 51 can the joint enter into the inside of the spacing draw-in groove 7 of seting up on the mortise 6, prescribe a limit to tenon 51 at the internal connection position of mortise 6, make its more firm joint in the inside of mortise 6, thereby further strengthened the connection between first ratchet 1 and the second ratchet 2.

The connection between the two ratchet wheels can be enhanced by adopting the clamping connection form of the irregular clamping plate 4 and the profile groove 3, so that the connection structure between the ratchet wheels is more compact, the stability of the ratchet wheels in the use process is enhanced, and the overall working efficiency of the speed reduction clutch is improved;

the triangular tenon 51 is clamped with the mortise 6, so that the connection between the first ratchet wheel 1 and the second ratchet wheel 2 can be further deepened under the condition that the irregular clamping plate 4 is clamped with the profile groove 3, the first ratchet wheel 1 is more tightly connected with the second ratchet wheel 2, and the use stability of the ratchet wheels is improved;

when tenon 51 and mortise 6 joint, utilize the spacing lug 532 and the spacing draw-in groove 7 of setting, can inject tenon 51's position, make its more firm joint in mortise 6 to strengthen being connected between first ratchet 1 and the second ratchet 2.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A decelerating clutch of a direct drive motor of a washing machine is characterized by comprising a first ratchet wheel (1) and a second ratchet wheel (2) which are connected with each other; a plurality of clamping plates (4) are fixed on one side of the second ratchet wheel (2) facing the first ratchet wheel (1) at equal intervals, and a plurality of profile grooves (3) are formed on one side of the first ratchet wheel (1) facing the second ratchet wheel (2) at equal intervals; the clamping plate (4) is irregular, the shape of the profiling groove (3) is matched with that of the clamping plate (4), and the first ratchet wheel (1) is clamped on one side of the second ratchet wheel (2) through matching of the profiling groove (3) and the clamping plate (4).

2. The decelerating clutch of the direct drive motor of the washing machine as claimed in claim 1, wherein a plurality of the contour grooves (3) are arranged around the side surface of the first ratchet wheel (1) with the axis of the first ratchet wheel (1) as the center; first ratchet (1) orientation a plurality of coupling assembling (5) are installed to one side equidistance of second ratchet (2), just coupling assembling (5) distribute in adjacent two position between profile groove (3).

3. The decelerating clutch of the direct drive motor of the washing machine as claimed in claim 2, wherein a plurality of the catch plates (4) are arranged around the side of the second ratchet wheel (2) with the axis of the second ratchet wheel (2) as the center; a plurality of mortises (6) are equidistantly formed in one side, facing the first ratchet wheel (1), of the second ratchet wheel (2), and the mortises (6) are distributed between the two adjacent clamping plates (4).

4. The decelerating clutch of a direct drive motor of a washing machine as claimed in claim 3, characterized in that the connecting assembly (5) comprises a tenon (51), the tenon (51) is of a triangular prism shape, and the triangular face of the tenon (51) is perpendicular to the side face of the first ratchet wheel (1); the shape of the mortise (6) is matched with that of the tenon (51), and the tenon (51) is clamped with the mortise (6).

5. The decelerating clutch of the direct drive motor of the washing machine as claimed in claim 4, wherein the bottom surface of the tenon (51) is fixed with the side surface of the first ratchet wheel (1), two symmetrical and coaxial circular grooves (52) are formed on two inclined surfaces of the tenon (51), and the circular grooves (52) are connected with elastic limit pieces (53).

6. The decelerating clutch of the direct drive motor of the washing machine as claimed in claim 5, wherein the elastic limiting member (53) comprises a return spring (531) and a limiting lug (532), one end of the return spring (531) is connected with the bottom of the circular groove (52), the other end of the return spring (531) is connected with the limiting lug (532), and the limiting lug (532) is elastically connected with the tenon (51) through the return spring (531).

7. The decelerating clutch of the direct drive motor of the washing machine as claimed in claim 6, wherein two symmetrical and coaxial limiting clamping grooves (7) are formed in the mortise (6), and the limiting projection (532) is clamped with the limiting clamping grooves (7).

8. The decelerating clutch of the direct drive motor of the washing machine as claimed in claim 3, wherein the chuck plate (4) is arc-shaped, and a plurality of saw teeth are arranged on one side of the chuck plate (4) close to the center of the second ratchet wheel (2).

9. Decelerating clutch of a direct drive motor of a washing machine according to claim 5, characterized in that the axis of the circular groove (52) is arranged in radial direction of the first ratchet wheel (1).