CN219010731U

CN219010731U - Knob with double mounting structure and washing machine comprising knob

Info

Publication number: CN219010731U
Application number: CN202320183308.9U
Authority: CN
Inventors: 王幸运; 黄刻辉; 解文杰; 陈向阳; 赵陆军; 茆云龙; 李杨
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-05-12
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a knob with a double-mounting structure and a washing machine comprising the knob. The knob with double mounting structure is used for controlling the control joint on the program controller. The knob includes an inner knob and an outer knob. The inner knob is provided with a first through hole. The inner contour of the first through hole is attached to the outer contour of the control joint and cannot rotate relatively. The external knob includes a flat plate portion and a boss portion. The protruding part is positioned at the middle part of the flat plate part, and the protruding part is provided with a containing groove. The accommodation groove is used for accommodating the internal knob. Wherein, inside knob is connected with outside knob detachably. According to the knob with the double-installation structure, the module formed by the external knob and the internal knob is used as the knob, when the whole knob fails and can not rotate smoothly, the external knob and the internal knob can be disassembled, so that corresponding parts can be replaced by troubleshooting, if the internal knob can work normally, the internal knob can be directly rotated for use, and the practicability is improved.

Description

Knob with double mounting structure and washing machine comprising knob

Technical Field

The utility model relates to the technical field of washing machines, in particular to a knob with a double-installation structure and a washing machine comprising the knob.

Background

The knob of the washing machine is assembled on the encoder of the computer board, and the knob can be rotated to drive the encoder to rotate, so that the program function is switched. The knob is the most direct part of a washing machine operated by a customer, the operation is more frequent, and the assembly of the knob is directly related to the use experience of the user.

The Chinese patent application No. CN107130400B discloses a washing machine knob and a washing machine, wherein the washing machine knob comprises: the handle comprises a connecting end, a handheld section and an indicating end which are sequentially connected, the handle is connected with the upper surface of the disc portion through the connecting end, the indicating end extends out of the disc portion in the extending direction of the handle, and the application of the technical scheme can improve the force moment of the rotary knob of the washing machine on the premise of not increasing the whole size of the rotary knob of the washing machine, is convenient for a user to operate and improves the handheld sense of the rotary knob. However, the technology is that the bottom of the knob is directly connected to the program controller, the knob is a whole, when the knob has problems, the problem of which part can not be accurately distinguished, the use of the knob is not facilitated, and a user cannot obtain better experience.

Disclosure of Invention

The utility model aims to provide a knob with a double mounting structure and a washing machine comprising the knob.

The technical problems solved by the utility model are as follows: the knob in the prior art is directly connected to the program controller, and the knob is a whole, so that when the knob is in a problem, the problem on which part is in a problem cannot be accurately distinguished, the use of the knob is not facilitated, and a user cannot experience better.

The aim of the utility model can be achieved by the following technical scheme:

a knob with a double mounting structure is used for controlling a control joint on a program controller. The knob includes an inner knob and an outer knob.

The inner knob is provided with a first through hole. The inner contour of the first through hole is attached to the outer contour of the control joint and cannot rotate relatively.

The external knob includes a flat plate portion and a boss portion. The protruding part is positioned at the middle part of the flat plate part, and the protruding part is provided with a containing groove. The accommodation groove is used for accommodating the internal knob.

Wherein, inside knob is connected with outside knob detachably.

As a further scheme of the utility model: a plurality of first clamping blocks are arranged on the inner wall of the opening end of the accommodating groove. The outer wall of the inner knob is provided with a plurality of clamping grooves I corresponding to the clamping blocks I.

As a further scheme of the utility model: the first through hole is a non-round hole.

As a further scheme of the utility model: the flat plate part and the bulge part are integrated into a whole.

As a further scheme of the utility model: also comprises a bottom bracket. One side of the bottom support is used for being connected with the program controller, and the other side of the bottom support is provided with a groove. The flat plate part is detachably arranged in the groove. The bottom support is provided with a second through hole for the control joint to pass through.

As a further scheme of the utility model: the side wall of the flat plate part is provided with a plurality of second clamping blocks. A plurality of clamping grooves II corresponding to the clamping blocks II are formed in the side wall of the opening of the groove.

As a further scheme of the utility model: a buffer support is arranged between the flat plate part and the bottom support.

As a further scheme of the utility model: the first through hole is a round hole, and the inner wall of the round hole is provided with internal threads. The control joint outer profile is provided with external threads that mate with the internal threads.

The utility model also discloses a washing machine which comprises a program controller, a rear control board, a mounting bracket and a knob with a double mounting structure.

The program controller is connected with a control joint.

The rear control board is provided with a through hole III for the control joint to pass through.

The installing support is installed in the back accuse board, and is used for fixed program controller.

The utility model has the beneficial effects that:

according to the knob with the double-installation structure, the module formed by the external knob and the internal knob is used as the knob, when the whole knob fails and can not rotate smoothly, the external knob and the internal knob can be disassembled, so that corresponding parts can be replaced by troubleshooting, if the internal knob can work normally, the internal knob can be directly rotated for use, and the practicability is improved.

Drawings

The utility model is further described below with reference to the accompanying drawings.

Fig. 1 is a partial structural exploded view of a washing machine of the present utility model;

FIG. 2 is a schematic view of the structure of the external knob according to the present utility model;

FIG. 3 is another view angle schematic diagram of FIG. 2;

FIG. 4 is a schematic view of the structure of the internal knob of the present utility model;

fig. 5 is another view structure diagram of fig. 4.

In the figure: 1. an external knob; 101. a flat plate portion; 102. a boss; 2. an internal knob; 3. a buffer support; 4. a bottom support; 5. a rear control board; 6. a mounting bracket; 7. a program controller; 8. a control joint; 9. a first through hole; 10. a receiving groove; 11. a clamping block I; 12. a clamping groove I; 13. and a second clamping block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model discloses a washing machine, please combine with figure 1, which comprises a program controller 7, a rear control board 5, a mounting bracket 6 and a knob with double mounting structure. Wherein the programmer 7 is connected with a control joint 8. The rear control board 5 is provided with a through hole III for the control joint 8 to pass through. The mounting bracket 6 is installed in the rear control board 5 and is used for fixing the program controller 7.

It should be appreciated that the provision of control tabs 8 on programmer 7 may control the corresponding functions on programmer 7, as is conventional in the art and not described in detail herein.

The knob of the dual mounting structure is mounted in the through hole III and can be matched with the control joint 8 penetrating through the through hole III, and the control joint 8 can be driven to rotate by rotating the knob, so that the corresponding function of the program controller 7 is controlled.

It should be noted that, the programmer 7 may be fixed on the mounting bracket 6, for example, welded, riveted, and the fixed connection is more stable; the detachable mounting bracket 6 can be detachably arranged, the detachable mounting bracket 6 can be replaced conveniently, and the program controller 7 can be overhauled and replaced conveniently. Similarly, the mounting bracket 6 may be disposed in the rear console 5 in a fixed or detachable manner.

The knob of the dual mounting structure of the present utility model is used to control the control joint 8 on the programmer 7. In particular, please refer to fig. 1-5, the knob comprises an inner knob 2 and an outer knob 1.

The inner knob 2 is provided with a through hole 9. The inner contour of the first through hole 9 is fitted with the outer contour of the control joint 8 and cannot rotate relatively.

The outer knob 1 includes a flat plate portion 101 and a convex portion 102. The protruding portion 102 is located in the middle of the flat plate portion 101, and the protruding portion 102 is provided with the accommodating groove 10. The accommodation groove 10 is for accommodating the inner knob 2.

Wherein the inner knob 2 is detachably connected with the outer knob 1.

Since the control joint 8 is required to be rotated by the knob driving, the control joint 8 cannot be rotated in the through hole one 9. When the knob is installed, the inner knob 2 is firstly installed in the accommodating groove 10 of the outer knob 1, and then the inner knob 2 is sleeved outside the control joint 8 by the first through hole 9. In use, the control joint 8 can be driven to rotate by rotating the protruding part 102 of the external knob 1. Through regard as the knob with the module that outside knob 1 and inside knob 2 are constituteed, will be when the whole trouble of knob can not rotate smoothly, can dismantle outside knob 1 and inside knob 2 to troubleshooting trouble changes corresponding part, if inside knob 2 can also normally work, can also directly rotate inside knob 2 and use, has improved the practicality.

It should be noted that the flat plate portion 101 and the protruding portion 102 may be integrally formed or may be separate pieces. When the plate portion 101 and the boss 102 are separate members, the plate portion 101 is provided with a groove, and the boss 102 is mounted in the groove, and the specific mounting manner may be clamping, welding, riveting, or the like. Referring to fig. 2 to 5, the flat plate portion 101 is located in a circular plate structure, the protruding portion 102 is in a semicircular plate structure, and the semicircular plate is installed in the middle of one side of the circular plate.

It should be noted that there are many ways to detachably connect the inner knob 2 and the outer knob 1, for example, in some embodiments of the present utility model, the connection may be performed by bolts, and in other embodiments, a plurality of first clamping blocks 11 are disposed on an inner wall of the open end of the accommodating groove 10. The outer wall of the inner knob 2 is provided with a plurality of clamping grooves I12 corresponding to the clamping blocks I11. Referring to fig. 2 and 3, the first clamping blocks 11 are respectively arranged on four sides of the open end of the accommodating groove 10. Specifically, the inner knob 2 and the outer knob 1 are plastic members and have certain plasticity, and the detachable connection between the inner knob 2 and the outer knob 1 can be realized by arranging the clamping block I11 and the clamping groove I12.

In some embodiments of the present utility model, the first through hole 9 may be a non-circular hole, such as a square hole, a rectangular hole, a parallelogram hole, an irregular hole, etc., so long as the hole is not a circular hole, and no relative rotation occurs when the control joint 8 is inserted into the first through hole 9.

In some embodiments of the utility model, a shoe 4 may also be included. One side of the bottom support 4 is used for being connected with the program controller 7, and the other side is provided with a groove. The flat plate portion 101 is detachably mounted in the groove. The bottom support 4 is provided with a second through hole for the control joint 8 to pass through. Specifically, the shoe 4 is mounted in a rear control board 5 of the washing machine.

The detachable manner is described in the above description, and will not be repeated. A plurality of second clamping blocks 13 are arranged on the side wall of the flat plate part 101. A plurality of clamping grooves II corresponding to the clamping blocks II 13 are arranged on the side wall of the opening of the groove. Referring to fig. 1-3, the second plurality of clamping blocks 13 are circumferentially distributed on the periphery of the flat plate portion 101.

In a further embodiment, since the shoe 4 is provided to be mounted in the rear control board 5, the inner knob 2 is positioned between the outer knob 1 and the shoe 4 without displacement, and thus the through hole one 9 may also be provided as a circular hole, and the inner wall of the circular hole is provided with an internal thread. The control joint 8 is provided with external threads in the outer contour which cooperate with the internal threads. During installation, the inner knob 2 can be connected with the control joint 8 by rotating the inner knob 2, and when the outer knob 1 is rotated, the control joint 8 can be driven to rotate because the inner knob 2 is positioned between the outer knob 1 and the bottom support 4 and cannot be displaced. Only when the outer knob 1 is separated from the inner knob 2, the inner knob 2 is detached from the control joint 8 by turning the inner knob 2.

In some embodiments of the present utility model, a buffer tray 3 may also be provided between the flat plate portion 101 and the shoe 4.

The utility model adopts a modularized means to convert a complex structure into a plurality of simple structures, and is convenient for installation, disassembly and replacement. The common washing machine knob is mainly a whole bottom bayonet lock on the program controller 7, when the knob has problems, the problem can not be solved in time, and the user can be puzzled, but the knob design as a double installation structure in the utility model divides a complex knob into four parts, namely an external knob 1, an internal knob 2, a buffer ring and a collet 4, when one of the external knob 1 or the internal knob 2 has problems, the function of the knob can not be greatly influenced, the function of the knob can be normally used, the use of the user can not be influenced, and the user can not be prevented from being normally used because the damage of the knob. The mounting structure of the knob is that the inner knob 2 is clamped in the outer knob 1, then the inner knob 2 can clamp the program controller 7, the middle part is provided with a collet 4 and a buffer ring to be connected, when the outer knob 1 is rotated, the inner knob 2 can be driven to rotate, the inner knob 2 can tightly clamp a control joint 8 of the program controller 7, when the knob is rotated, the program controller 7 can be driven, so that the washing machine achieves the control effect, and the user experience is met.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. A knob with double mounting structure for controlling a control joint (8) on a programmer (7); characterized by comprising the following steps:

an inner knob (2) provided with a first through hole (9); the inner contour of the first through hole (9) is attached to the outer contour of the control joint (8) and cannot rotate relatively; and

an external knob (1) comprising a flat plate portion (101) and a boss portion (102); the protruding part (102) is positioned in the middle of the flat plate part (101), and the protruding part (102) is provided with a containing groove (10); the accommodating groove (10) is used for accommodating the inner knob (2);

wherein the inner knob (2) is detachably connected with the outer knob (1).

2. The knob of a double mounting structure according to claim 1, wherein a plurality of first clamping blocks (11) are provided on an inner wall of an opening end of the accommodating groove (10); the outer wall of the inner knob (2) is provided with a plurality of clamping grooves I (12) corresponding to the clamping blocks I (11).

3. A knob according to claim 1, wherein the first through hole (9) is a non-circular hole.

4. The knob of a double mounting structure according to claim 1, wherein the flat plate portion (101) and the boss portion (102) are an integral piece.

5. The knob of a double mounting structure according to claim 1, further comprising a shoe (4); one side of the bottom support (4) is used for being connected with the program controller (7), and the other side of the bottom support is provided with a groove; the flat plate part (101) is detachably arranged in the groove; and a second through hole for the control joint (8) to pass through is formed in the bottom support (4).

6. The knob of a double mounting structure according to claim 5, wherein a plurality of side walls of the flat plate portion (101) are provided; and a plurality of clamping grooves II corresponding to the clamping blocks II (13) are formed in the side wall of the opening of the groove.

7. The knob of a double mounting structure according to claim 5, wherein a buffer bracket (3) is provided between the flat plate portion (101) and the shoe (4).

8. The knob with the double mounting structure according to claim 5, wherein the first through hole (9) is a round hole, and the inner wall of the round hole is provided with internal threads; the outer contour of the control joint (8) is provided with external threads matched with the internal threads.

9. A washing machine, comprising:

a program controller (7) connected with a control joint (8);

a rear control board (5) provided with a through hole III for the control joint (8) to pass through; and

a mounting bracket (6) which is mounted in the rear control board (5) and is used for fixing the program controller (7);

a knob comprising a dual mounting structure according to any one of claims 1-8.