CN210439005U

CN210439005U - Press component for knob

Info

Publication number: CN210439005U
Application number: CN201921070801.XU
Authority: CN
Inventors: 化范猛; 王红强; 毛玉金
Original assignee: Whirlpool China Co Ltd
Current assignee: Whirlpool China Co Ltd
Priority date: 2019-04-26
Filing date: 2019-07-10
Publication date: 2020-05-01
Anticipated expiration: 2029-07-10
Also published as: CN210621225U; CN210439006U

Abstract

The utility model discloses a knob is with pressing subassembly, including knob fixed bolster, switch button and rotation sound generator, the knob fixed bolster includes the backup pad, the top has been seted up in the middle of the backup pad and has been supported groove one, the switch button is installed support inside the groove, three backup pads have been seted up to the backup pad below, three internally mounted in backup pad have the PCBA board. The utility model discloses a with switch button setting inside the fixed bolster, the user presses the knob, makes switch button closed, and definite procedure restores to the normal position under reset spring's effect after pressing the action, the user operation of being convenient for, the convenience is simplified washing machine control panel's integration for area occupied reduces, and when the knob rotated simultaneously, the steel ball rotatory fixed angle that sets up in the sound generator sent sound, is used for reminding the user, prevents to rotate excessively, leads to the procedure selection mistake.

Description

Press component for knob

Technical Field

The utility model relates to a washing machine technical field especially relates to a knob is with pressing down subassembly.

Background

The washing machine is a cleaning appliance for washing clothes by using mechanical action generated by electric energy, and is divided into two types of household appliances and collectors according to rated washing capacity, and the market popularity of the washing machine in China currently exceeds 76% nationwide, wherein the market of cities and towns exceeds 96%, and the market of rural areas also exceeds 53%; along with the national development of the policies of household appliances for going to the countryside and expanding internal demand, washing machine enterprises aim at the rural market with larger consumption potential, and in the coming years, the increase space of the market demand of washing machines in China mainly comes from: the first requirement mainly for urbanization and rural markets and the updating requirement mainly for the consumption and the upgrade of urban markets; whole washing machine market demand will continue to keep mildly increasing the situation in the coming years, but the knob is installed mostly on washing machine's the control panel at present, through knob and a plurality of button cooperation work, realize washing mode or washing time's affirmation, current washing machine knob button distributes scattered, because realize the switching of function through knob and button, user operation is loaded down with trivial details, and because adopt knob and the inconvenient integration simplification to washing machine control panel of button control, lead to manufacturing cost to increase, the area occupied is big, lead to the waterproof area that needs to do also great increase.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a knob is with pressing subassembly adopts the mode that the knob was pressed to realize the definite of procedure, the user operation of being convenient for to the convenience is simplified washing machine control panel's integration, makes area occupied reduce.

According to the utility model discloses knob is with pressing subassembly, including knob fixed bolster, switch button and rotation sound generator, the knob fixed bolster includes the backup pad, the top has been seted up in the middle of the backup pad and has been supported groove one, the switch button is installed support inside groove one, backup pad three has been seted up to the backup pad below, three internally mounted in backup pad have the PCBA board, the PCBA board with switch button electric connection, rotation sound generator mount pad and a plurality of reference column Y have still been installed to the top of backup pad, backup pad periphery top has been seted up and has been supported groove two, reference column Y is located and supports groove one and support between the groove two.

Preferably, the rotary sound generator comprises a steel ball and a spring, the inner end of the spring is provided with a mounting groove, the steel ball and the spring are sequentially mounted in the mounting groove from outside to inside, the inner end of the spring is in contact with the outer wall of the first supporting groove, the outer end of the spring is in contact with the steel ball, the outer end of the steel ball is provided with a concave-convex groove, and the outer end of the steel ball extends out of an opening at the outer side of the mounting groove and then is matched with the concave-convex groove.

Preferably, a cover plate is arranged above the mounting groove.

Preferably, the switch button is provided with a silica gel switch, and the support plate is further provided with a switch support for fixing the switch button and the silica gel switch.

Preferably, the silicone switch is electrically connected with the PCBA board.

The utility model discloses in, through setting up the switch button inside the fixed bolster, the user presses the knob, makes the switch button closed, and definite procedure restores to the normal position under reset spring's effect after pressing the action, and the user operation of being convenient for is convenient to simplify washing machine control panel's integration for area occupied reduces, and when the knob rotated simultaneously, the steel ball rotation fixed angle that sets up in the sound generator sent sound, is used for reminding the user, prevents to rotate excessively, leads to the procedure selection mistake.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is an exploded schematic view of a pressing assembly for a knob according to the present invention;

fig. 2 is a schematic view of an assembly structure of the knob fixing bracket according to the present invention;

fig. 3 is a schematic structural view of the knob fixing bracket according to the present invention;

fig. 4 is a longitudinal sectional view of the knob fixing bracket according to the present invention.

In the figure: 301. the device comprises a knob fixing support 301-1, a support plate 301-2, a support groove I, a support groove 3, a support groove II, a support groove 4, a support groove III, a support groove 302, a switch button 303, a silica gel switch 304, a switch support 305, a reset spring 501, a spring 502, a steel ball 503, a cover plate 601, a PCBA plate, KZ, a clamping jaw, DXC, a guide groove, Y and a positioning column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

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", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on 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 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, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, a pressing component for a knob comprises a knob fixing support 301, a switch button 302 and a rotary sound generator 50, wherein the knob fixing support 301 comprises a support plate 301-1, a first support groove 301-2 is formed above the middle of the support plate 301-1, the switch button 302 is installed inside the first support groove 301-2, a third support plate 301-4 is formed below the support plate 301-4, a PCBA plate 601 is installed inside the third support plate 301-4, the PCBA plate 601 is electrically connected with the switch button 302, a rotary sound generator installation seat and a plurality of positioning posts Y are also installed above the support plate 301-1, a second support groove 301-3 is formed above the periphery of the support plate 301-1, and the positioning posts Y are located between the first support groove 301-2 and the second support groove 301-3; the rotary sound generator 50 comprises a steel ball 502 and a spring 501, the inner end of the spring 501 is provided with a mounting groove, the steel ball 502 and the spring 501 are sequentially mounted in the mounting groove from outside to inside, the inner end of the spring 501 is contacted with the outer wall of a first support groove 301-2, the outer end of the spring 501 is contacted with the steel ball 502, the outer end of the steel ball 502 is provided with a concave-convex groove, and the outer end of the steel ball 502 extends out of an opening at the outer side of the mounting groove and then is matched with the concave-convex groove; a cover plate 503 is arranged above the mounting groove; a silica gel switch 303 is arranged on the switch button 302; the supporting plate 302-1 is also provided with a switch bracket 304 for fixing the switch key 302 and the silica gel switch 303; the silica gel switch 303 is electrically connected with the PCBA board 601.

In conclusion, the knob pressing assembly for the knob enables the switch key to be closed and a program to be determined by arranging the switch key inside the fixed support and pressing the knob by a user, the knob is restored to the original position under the action of the reset spring after the pressing action is finished, the knob pressing assembly is convenient to operate by the user and convenient to integrate and simplify a control panel of a washing machine, the occupied area is reduced, and meanwhile, when the knob rotates, a steel ball arranged in a sound generator makes a sound at a fixed rotating angle for reminding the user and preventing the program from being selected wrongly due to over-rotation.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A knob is with pressing subassembly which characterized in that: including knob fixed bolster, switch button and rotation sound generator, the knob fixed bolster includes the backup pad, the top has been seted up in the middle of the backup pad and has been supported groove one, the switch button is installed support inslot portion, the backup pad three has been seted up to the backup pad below, three internally mounted of backup pad have the PCBA board, the PCBA board with switch button electric connection, rotation sound generator mount pad and a plurality of reference column Y have still been installed to the top of backup pad, backup pad periphery top has been seted up and has been supported groove two, reference column Y is located and supports groove one and support between the groove two.

2. The pressing assembly for a knob according to claim 1, wherein: the rotating sound generator comprises a steel ball and a spring, the inner end of the spring is arranged, a mounting groove is formed in a mounting seat of the rotating sound generator, the steel ball and the spring are sequentially mounted in the mounting groove from outside to inside, the inner end of the spring is in contact with the outer wall of a supporting groove I, the outer end of the spring is in contact with the steel ball, a concave-convex groove is formed in the outer end of the steel ball, and the outer end of the steel ball extends out of an opening in the outer side of the mounting groove and then is matched with the concave-convex groove.

3. The pressing assembly for a knob according to claim 2, wherein: and a cover plate is arranged above the mounting groove.

4. The pressing assembly for a knob according to claim 1, wherein: install the silica gel switch on switch button (302), still install the switch support that is used for fixed switch button and silica gel switch in the backup pad.

5. The pressing assembly for a knob according to claim 4, wherein: the silica gel switch with PCBA board electric connection.