CN210287841U

CN210287841U - Clothes treating device

Info

Publication number: CN210287841U
Application number: CN201920954640.4U
Authority: CN
Inventors: 仝帅; 张伟; 苗雨来
Original assignee: Wuxi Little Swan Co Ltd
Current assignee: Wuxi Little Swan Co Ltd; Wuxi Little Swan Electric Co Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-04-10
Anticipated expiration: 2029-06-24

Abstract

The utility model is suitable for a domestic appliance technical field provides a clothes treatment device, include: an inner tub having an accommodating chamber formed therein for accommodating laundry; an outer barrel sleeved outside the inner barrel and used for containing washing water; a motor including a stator and a driving shaft for rotational driving; the bearing seat is arranged on the rear wall of the outer barrel and is used for the driving shaft to pass through so as to drive the inner barrel to rotate; the bearing seat and the outer barrel are integrally formed, the stator is sleeved on the bearing seat, and the rear wall of the outer barrel is also provided with a stator fastening part for fixing the stator. The utility model discloses an adopt and set up bearing frame and outer bucket integrated into one piece to the stator fastening portion that will be used for fixed stator sets up on the back wall of outer bucket. Therefore, a structure for fixing the stator is not required to be arranged on the bearing seat, the structure of the bearing seat is simplified, the size of the bearing seat is reduced, the manufacturing difficulty of the bearing seat is reduced, and the manufacturing cost of the clothes treatment device is reduced.

Description

Clothes treating device

Technical Field

The utility model belongs to the technical field of domestic appliance, especially, relate to a clothes treatment device.

Background

For a clothes processing device (such as a drum washing machine), in the related art, in order to realize the installation of the stator, a stator fastening part is arranged on a bearing seat, and then the stator is assembled on the stator fastening part through a bolt, thereby realizing the installation of the direct-drive stator. However, in the structure, the stator fastening part is arranged on the bearing seat, so that the bearing seat has larger volume, complex structure and difficult manufacture, and is not beneficial to reducing the production cost of the clothes treatment device.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a clothes treatment device to solve the problem that the bearing frame structure is complicated and leads to high in production cost.

In order to solve the above problem, the technical scheme of the utility model is realized like this: a laundry treating apparatus comprising: an inner tub having an accommodating chamber formed therein for accommodating laundry; the outer barrel is sleeved outside the inner barrel and is used for containing washing water; a motor including a stator and a driving shaft for rotational driving; the bearing seat is arranged on the rear wall of the outer barrel and is used for the driving shaft to pass through so as to drive the inner barrel to rotate; the bearing seat and the outer barrel are integrally formed, the stator is sleeved on the bearing seat, and a stator fastening part for fixing the stator is further arranged on the rear wall of the outer barrel.

Preferably, the bearing housing includes: the base is used for being connected with the rear wall of the outer barrel, and the base is provided with a shaft hole for the driving shaft to pass through; the base body is further provided with a positioning hole used for positioning the stator.

Preferably, the bearing housing further comprises: and a connection reinforcement part provided at the outer periphery of the base body for being embedded into the rear wall of the outer tub.

Preferably, the connection reinforcing part is provided in plurality, and each of the connection reinforcing parts is uniformly distributed in the circumferential direction.

Preferably, the stator fastening portion includes: the groove is arranged around the shaft hole and used for accommodating the stator; and the plurality of fixing columns are arranged at the bottom of the groove and are used for fixedly connecting the stator.

Preferably, the fixing posts are circumferentially and uniformly distributed in the groove.

Preferably, the stator fastening portion further includes: the reinforcing ribs are arranged in the grooves and connected with the fixing columns, and each fixing column is at least connected with one reinforcing rib.

Preferably, each fixing column is connected with a plurality of reinforcing ribs, and the reinforcing ribs are radially and symmetrically arranged.

Preferably, the stator includes: the body is provided with a through hole for the bearing seat to pass through; wherein, the body with fixed column fixed connection.

Preferably, the body is further provided with a positioning column for inserting into the positioning hole.

The utility model provides a clothes treatment device sets up bearing frame and outer bucket integrated into one piece through the adoption to the stator fastening portion that will be used for fixed stator sets up on the back wall of outer bucket. Therefore, a structure for fixing the stator is not required to be arranged on the bearing seat, the structure of the bearing seat is simplified, the size of the bearing seat is reduced, the manufacturing difficulty of the bearing seat is further reduced, and the manufacturing cost of the clothes processing device is also reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded view of an assembly of a stator and an outer tub provided in an embodiment of the present invention;

fig. 2 is a front view of a bearing seat provided in an embodiment of the present invention;

fig. 3 is a schematic view of a partial structure of an outer tub according to an embodiment of the present invention;

fig. 4 is a front view of the bearing seat and the outer barrel provided in the embodiment of the present invention after molding;

fig. 5 is a schematic structural diagram of a stator according to an embodiment of the present invention.

Description of reference numerals:

1. an outer tub; 11. a stator fastening portion; 111. a groove; 112. fixing a column; 113. a threaded hole; 114. reinforcing ribs; 2. a bearing seat; 21. a base body; 22. a shaft hole; 23. positioning holes; 24. a connection reinforcement section; 3. a stator; 31. a body; 32. a through hole; 33. a fixing hole; 4. a fastener.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The various features and embodiments described in the detailed description may be combined in any suitable manner, for example, different embodiments may be formed by combining different features/embodiments, and various combinations of features/embodiments are not separately described in order to avoid unnecessary repetition in the present disclosure.

The embodiment of the utility model provides a pair of clothing processing apparatus, clothing processing apparatus can be devices such as washing and drying all-in-one or drying-machine, and driven mode is the direct drive formula. As shown in fig. 1, the laundry treating apparatus includes an inner tub (not shown), an outer tub 1, a motor (not shown), and a bearing housing 2. An accommodating cavity for accommodating the clothes is formed inside the inner tub, and the clothes are washed and dried or independently dried in the accommodating cavity. The outer barrel 1 is sleeved outside the inner barrel and is used for containing washing water; the outer tub 1 and the inner tub are coaxially disposed, and a plurality of through holes are opened on a tub wall of the inner tub so that washing water can enter the inner tub through the through holes when washing. The motor includes a stator 3 and a drive shaft (not shown in the drawings) for rotational driving; the bearing seat 2 is disposed on the rear wall of the outer tub 1 for the driving shaft to pass through to drive the inner tub to rotate, and simultaneously, can provide support for the fixed installation of the motor. Because the clothes processing device is a type of directly driving the inner barrel to rotate, the stator 3 is sleeved on the bearing seat 2, the driving shaft is directly connected with the inner barrel, and the connecting position is positioned on the axis of the inner barrel so as to ensure that the inner barrel can be stably driven to rotate.

In the embodiment of the present invention, the bearing seat 2 and the outer barrel 1 are integrally formed on the rear wall of the outer barrel 1. That is, the bearing seat 2 and the rear wall of the outer tub 1 are integrally connected through a one-step molding process, and the integrally molding process may be various, for example, when the rear wall of the outer tub 1 is injection-molded, the bearing seat 2 is first placed in a molding mold of the rear wall of the outer tub 1, and then a molten material is injected, so that the bearing seat 2 is embedded therein and integrally connected while the rear wall of the outer tub 1 is molded. Further, a stator fastening portion 11 for fixing the stator 3 is formed on the rear wall of the tub 1 at the same time as the rear wall of the tub 1. Like this, guaranteeing under the prerequisite that stator 3 can be fixed, need not to set up stator fastening portion 11 on bearing frame 2, realized the reduction of 2 structure complexity of bearing frame, the overall structure of bearing frame 2 has obtained the simplification, and the volume has also obtained the reduction, is favorable to the reduction of clothing processing apparatus manufacturing cost.

As shown in fig. 2, the bearing housing 2 includes a housing body 21, and the housing body 21 is configured to be connected to a rear wall of the outer tub 1. Specifically, the seat 21 is embedded in the rear wall of the outer tub 1 by an integral molding manner, and is connected with the outer tub 1 as a whole. Meanwhile, the seat body 21 is provided with a shaft hole 22 for the driving shaft to pass through. According to the actual manufacturing method, the seat body 21 has a cylindrical structure, and the shaft hole 22 is concentric with the seat body 21. The base body 21 is also provided with a positioning hole 23 for positioning with the stator 3 (see fig. 1). That is, when the stator 3 is fixedly installed, the positioning of the fixing position of the stator 3 is realized through the positioning hole 23, so that the accuracy of the installation position is ensured, and the convenience of the fixing operation of the stator 3 is improved.

As shown in fig. 2, since the bearing seat 2 and the outer tub 1 (see fig. 1) are integrally connected, the firmness of the connection between the bearing seat 2 and the outer tub 1 is improved. In this embodiment, the bearing housing 2 further includes a connection reinforcement portion 24. The connection reinforcement part 24 is provided at the outer circumference of the seat body 21 for being embedded into the rear wall of the outer tub 1. Therefore, the contact area between the outer tub 1 and the contact surface can be increased, and the firmness of connection can be improved. Preferably, the connection reinforcement portion 24 is provided in plural, and each of the connection reinforcement portions 24 is provided around the shaft hole 22 so as to be evenly distributed in the circumferential direction, where plural means two or more. Thus, the bearing seat 2 and the outer barrel 1 can be reliably connected, stably and firmly.

As shown in fig. 1 and 3, the stator fastening portion 11 includes a recess 111 and a plurality of fixing posts 112. The groove 111 is used for accommodating the fixation of the stator 3, and the groove 111 is arranged around the shaft hole 22 and is coaxial with the shaft hole 22; each fixing column 112 is arranged at the bottom of the groove 111 and is used for fixedly connecting the stator 3. In manufacturing, the groove 111 is formed on the rear wall of the tub 1 by forming a concave shape relative to the surface of the rear wall, and after forming, the rear end surface of the bearing seat 2 is arranged to protrude relative to the groove 111, so that when the stator 3 is fixed, the stator 3 is sleeved on the periphery of the rear end of the bearing seat 2. And the end face of the rear end of the bearing block 2 can be kept slightly flush with the other surfaces of the rear wall according to design requirements. The rear end face of the bearing seat 2 is the end nearest to the rear cover of the laundry treating apparatus in a use state. The stator 3 can be fixed by fixing means such as a threaded hole 114 or a hook provided on the fixing post 112 to fix the stator 3 in the groove 111. In the embodiment of the present invention, a threaded hole 114 is provided on each fixing column 112, and then the stator 3 is fixed by a screw-type fastener, and the fixed stator 3 is located in the groove 111. Preferably, in order to improve the firmness of the fixation of the stator 3, the fixing columns 112 are circumferentially and uniformly distributed in the groove 111, so that the balance of stress after the stator 3 is fixed is ensured.

As shown in fig. 3 and 4, the stator fastening portion 11 further includes a reinforcing rib 114. The reinforcing ribs 114 are arranged in the grooves 111 and connected with the fixing columns 112, and each fixing column 112 is connected with at least one reinforcing rib 114. Thus, the reinforcing ribs 114 enhance the structural strength of the fixing posts 112, and further improve the stability of the fixed connection of the stator 3. Preferably, a plurality of reinforcing ribs 114 are connected to each fixing post 112, and the reinforcing ribs 114 are radially and symmetrically arranged. Multiple means greater than or equal to two; radial symmetry refers to the symmetry centered on the diameter of the corresponding fixation post 112. The stator 3 can be firmly fixed by the strength enhancement of the plurality of ribs 114.

As shown in fig. 3 and 5, the stator 3 includes a body 31, the body 31 is used for being fixedly connected with the fixing column 112, and the body 31 is provided with a through hole 32 for the bearing seat 2 to pass through. Meanwhile, the body 31 is provided with a fixing hole 33 through which a fastening member 4 (see fig. 1) is screwed into the screw hole 113, so that the stator 3 is fixed in the groove 111 by the fastening action of the fastening member 4. After the stator 3 is fixedly installed, the body 31 is located in the groove 111, the bearing seat 2 is arranged in the through hole 32 in a penetrating manner, and the body 31 and the bearing seat 2 can be in mutual contact or can be provided with a gap at intervals. The through hole 32 of the stator 3 is concentrically arranged with the shaft hole 22 of the bearing seat 2.

When the stator 3 is fixedly installed, there are various positioning modes for realizing the fixed installation of the stator 3. And in the embodiment of the utility model provides an in, the adoption still is provided with the reference column (not shown in the figure) on body 31 for when stator 3 fixed mounting, earlier through insert the reference column in the locating hole 23 that corresponds the setting on pedestal 21, can realize the fixed position before the stator 3 fixed mounting advance the location, and then ensure the accuracy of stator 3 fixed position.

The embodiment of the utility model provides a clothes treating device sets up bearing frame 2 and outer barrel 1's back wall integrated into one piece through the adoption to stator fastening portion 11 that will be used for fixed stator 3 sets up on outer barrel 1's back wall. Like this, avoided setting up the stator fastening portion 11 of fixed stator 3 on bearing frame 2 to, make the structure complexity of bearing frame 2 obtain reducing, simultaneously, the holistic volume of bearing frame 2 has also obtained the reduction, and the convenience of bearing frame 2 manufacturing has obtained the promotion, is favorable to the reduction of clothing processing apparatus manufacturing cost.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A laundry treating apparatus, comprising:

an inner tub having an accommodating chamber formed therein for accommodating laundry;

the outer barrel is sleeved outside the inner barrel and is used for containing washing water;

a motor including a stator and a driving shaft for rotational driving;

the bearing seat is arranged on the rear wall of the outer barrel and is used for the driving shaft to pass through so as to drive the inner barrel to rotate;

wherein the bearing seat and the outer barrel are integrally formed, the stator is sleeved on the bearing seat,

the rear wall of the outer tub is also provided with a stator fastening part for fixing the stator.

2. The laundry treating apparatus of claim 1, wherein the bearing housing comprises:

the base is used for being connected with the rear wall of the outer barrel, and the base is provided with a shaft hole for the driving shaft to pass through;

the base body is further provided with a positioning hole used for positioning the stator.

3. The laundry treating apparatus of claim 2, wherein the bearing housing further comprises:

and a connection reinforcement part provided at the outer periphery of the base body for being embedded into the rear wall of the outer tub.

4. The laundry treating apparatus according to claim 3, wherein the connection reinforcement portion is provided in plurality, and each of the connection reinforcement portions is uniformly distributed in a circumferential direction.

5. The laundry treating apparatus according to any one of claims 2 to 4, wherein the stator fastening part includes:

the groove is arranged around the shaft hole and used for accommodating the stator;

and the plurality of fixing columns are arranged at the bottom of the groove and are used for fixedly connecting the stator.

6. The laundry treating apparatus of claim 5, wherein the fixing posts are circumferentially and uniformly distributed in the recess.

7. The laundry treating apparatus of claim 6, wherein the stator fastening part further comprises:

the reinforcing ribs are arranged in the grooves and connected with the fixing columns, and each fixing column is at least connected with one reinforcing rib.

8. The laundry treating apparatus of claim 7, wherein a plurality of the reinforcing ribs are connected to each of the fixing posts, and the reinforcing ribs are radially symmetrically disposed.

9. The laundry treating apparatus of claim 5, wherein the stator comprises:

the body is provided with a through hole for the bearing seat to pass through;

wherein, the body with fixed column fixed connection.

10. The laundry treating apparatus according to claim 9, wherein the body is further provided with a positioning post for inserting into the positioning hole.