CN211669566U

CN211669566U - Control panel and household appliance

Info

Publication number: CN211669566U
Application number: CN202020136610.5U
Authority: CN
Inventors: 江太阳; 谢昭家; 江德勇; 郑量; 罗绍生; 王云峰; 王帅
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-13
Anticipated expiration: 2030-01-19

Abstract

The application discloses a control panel and a household appliance, wherein the control panel comprises a shell, an upper shell and a lower shell, the upper shell and the lower shell form an accommodating cavity, and an induction area is defined in the upper shell; the circuit board is arranged in the accommodating cavity; the conductive elastic body is arranged between the upper shell and the lower shell corresponding to the sensing area and is electrically connected with the circuit board; wherein, go up the casing and/or the casing is provided with limit structure down, and limit structure connects conductive elastomer to the restriction conductive elastomer does not deviate from the induction zone. The control panel has stable structure and performance.

Description

Control panel and household appliance

Technical Field

The application belongs to the technical field of panels, and particularly relates to a control panel and a household appliance.

Background

With the development of the times, the control panel adopted in the household appliance is more and more popular in control, and in some control panels, the elastic element may be used as a control sensing part, and the elastic element is easy to deform or move unnecessarily, so that the control sensing is unstable.

SUMMERY OF THE UTILITY MODEL

The application mainly provides a control panel to solve the unstable problem of current control panel structure performance.

In order to solve the above technical problem, the present application provides a control panel, which includes:

the shell comprises an upper shell and a lower shell, the upper shell and the lower shell form an accommodating cavity, and an induction area is defined in the upper shell;

the circuit board is arranged in the accommodating cavity;

the conductive elastic body is arranged between the upper shell and the lower shell corresponding to the sensing area and is electrically connected with the circuit board;

the upper shell and/or the lower shell are/is provided with a limiting structure, and the limiting structure is connected with the conductive elastomer to limit the conductive elastomer not to deviate from the sensing area.

According to an embodiment provided by the present application, the conductive elastic body is disposed between the upper housing and the circuit board, and the limiting structure is disposed on the upper housing; or,

the conductive elastomer is arranged between the circuit board and the lower shell, and the limiting structure is arranged on the lower shell; or,

the conductive elastomer is arranged on the circuit board in a penetrating mode, and the limiting structure is arranged on the upper shell and the lower shell.

According to an embodiment that the application provided, limit structure includes spacing wall, spacing wall encloses and establishes and constitutes spacing chamber, electrically conductive elastomer inlays to be located spacing intracavity.

According to an embodiment provided by the present application, the conductive elastic body is a spring, the limiting structure is a limiting post, and the limiting post penetrates through the spring.

According to an embodiment that this application provided, spacing post wears to locate when the spring, spacing post orientation the one end of spring is provided with the spigot surface.

According to an embodiment provided by the application, a support column is arranged between the upper shell and the lower shell, the support column penetrates through the circuit board, and a magnetic part is arranged in the support column; the number of the conductive elastic bodies is at least two, and the conductive elastic bodies are arranged around the supporting column.

According to an embodiment that the application provides, be formed with the through-hole on the circuit board, the internal surface of through-hole is formed with the arch, the surface of support column is formed with the cooperation the bellied recess, the support column wears to locate the through-hole.

According to an embodiment that this application provided, the support column cover is equipped with the spring electrode, the spring electrode electricity is connected the circuit board.

In order to solve the technical problem, the present application provides a household appliance, which includes the control panel described in any one of the above.

According to an embodiment provided by the present application, the household appliance comprises a knob, the knob comprising an induction member; the knob is adsorbed on the control panel, and the sensing piece corresponds to the conductive elastic body.

According to an embodiment that this application provided, the knob is provided with first magnetism and inhales the piece, control panel is provided with the second magnetism and inhales the piece, the knob passes through first magnetism inhale the piece with the adsorption of piece is inhaled to the second magnetism adsorb on control panel.

The application provides a control panel, which comprises a shell, a control panel and a control panel, wherein the shell comprises an upper shell and a lower shell, the upper shell and the lower shell form an accommodating cavity, and an induction area is defined in the upper shell; the circuit board is arranged in the accommodating cavity; the conductive elastic body is arranged between the upper shell and the lower shell corresponding to the sensing area and is electrically connected with the circuit board; wherein, go up the casing and/or the casing is provided with limit structure down, and limit structure connects conductive elastomer to the restriction conductive elastomer does not deviate from the induction zone. Conductive elastomer corresponds the induction zone setting as the response piece in this application, through connect limit structure on the conductive elastomer between last casing and lower casing to prevent the skew induction zone of conductive elastomer, thereby avoid the conductive elastomer as the response piece after the skew induction zone, the unstable condition of control panel response performance appears.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a schematic structural diagram of an embodiment of a control panel according to the present application;

FIG. 2 is a schematic top view of the control panel shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along the line A-A of the control panel of FIG. 2;

FIG. 4 is a schematic diagram of an embodiment of the control panel shown in FIG. 1;

FIG. 5 is a schematic structural view of a limiting structure in the control panel of FIG. 1;

FIG. 6 is another schematic view of a position limiting structure of the control panel of FIG. 1;

fig. 7 is a schematic structural diagram of an embodiment of the household appliance of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are referred to in the embodiments of the present application, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

Referring to fig. 1, fig. 1 is a schematic layout structure of a control panel according to an embodiment of the present disclosure, fig. 2 is a schematic top view structure of the control panel shown in fig. 1, and fig. 3 is a schematic cross-sectional view of the control panel shown in fig. 2 in a direction a-a.

The control panel 10 of the present embodiment includes a housing 100, a circuit board 200, and a conductive elastic body 300. The circuit board 200 and the conductive elastic body 300 are disposed in the housing 100 and electrically connected to each other, the conductive elastic body 300 can be used as an inductive element to realize inductive control, for example, the control panel 10 can utilize capacitive sensing, the conductive elastic body 300 is used as an inductive electrode, and when a finger of a user contacts the housing, the finger and the conductive elastic body 300 form a capacitor, and the capacitive sensing is performed, so that the sensing is realized.

In order to ensure that the conductive elastic body 300 is fixed in position in the control panel 10 and improve the stability of the sensing performance, the housing 100 is provided with a limiting structure 400 connected to the conductive elastic body 300 to ensure that the conductive elastic body 300 does not deviate from the position.

The housing 100 includes an upper case 11 and a lower case 12, the upper case 11 and the lower case 12 form a receiving chamber 13, the circuit board 200 and the conductive elastic body 300 are disposed in the receiving chamber 13, and the limiting structure 400 is disposed on the upper case 11 and/or the lower case 12. Specifically, the sensing area is defined on the upper housing 11, and the conductive elastic body 300 as a sensing electrode is not only required to be electrically connected to the circuit board 200, but also required to be disposed corresponding to the sensing area of the upper housing 11. The user operates in the sensing region, and in order to achieve accurate sensing and correct response operation, the limiting structure 400 limits the conductive elastic body 300 from deviating from the sensing region in this embodiment.

There are various ways of disposing the conductive elastic body 300 in the accommodating cavity 13, for example, the conductive elastic body 300 may be disposed between the upper housing 11 and the circuit board 200, and the limiting structure 400 is disposed on the upper housing 11; the conductive elastic body 300 may also be disposed between the circuit board 200 and the lower case 12, in which case the position limiting structure 400 is disposed on the lower case 12; the conductive elastomer 300 may also be disposed through the circuit board 200, and the limiting structure 400 is disposed on the upper housing 11 and/or the lower housing 12.

The limiting structure 400 can limit in multiple ways, for example, as shown in fig. 6, the limiting structure 400 can include a limiting wall 41, the limiting wall 41 can surround to form a limiting cavity 42, the conductive elastomer 300 is embedded in the limiting cavity 42, and the limiting cavity 42 has a limiting effect on the conductive elastomer 300, so as to limit the elastic deformation of the conductive elastomer 300.

In this embodiment, the conductive elastic body 300 is a spring, and the limiting wall 41 may be at least two limiting plates for clamping the spring; spacing wall 41 also can be the tube-shape wall, encloses into columniform spacing chamber 42, and the spring inlays to be established in spacing chamber 42, to the spring, can set up fixed muscle 44 in spacing chamber 42, is more convenient for spacing to the spring, and when the spacing chamber 42 of spring embedding, fixed muscle 44 can set up the spigot surface towards the one end of spring, does benefit to the embedding of spring.

For the conductive elastic body 300 in the spring form, the limiting structure 400 may also be the limiting post 43, and the specific structure can refer to fig. 5, the limiting post 43 is arranged in the conductive elastic body 300 in a penetrating manner, that is, the limiting post 43 is arranged in the spring in a penetrating manner, so that the elastic deformation of the spring in the non-axial direction is avoided.

The shape of the limiting column 43 may be a cylinder, a truncated cone, an irregular strip, or the like, and is not limited herein. In order to facilitate the penetration of the spring, the limiting column 43 can be arranged as a cross rib or a star-shaped rib structure, so that the limiting column 43 is not only favorably penetrated in the spring during assembly, but also favorably saves the material cost.

In order to more conveniently realize the installation of the spring and the limiting column 43, a guide surface 431 may be provided at one end of the limiting column 43 facing the spring, so that the limiting column 43 is beneficial to penetrating the spring.

In this embodiment, the conductive elastic body 300 is used as an inductive electrode, and can be touched by a finger of a user for induction, and can also be induced by setting a magnetic attraction knob 20, and the magnetic attraction knob 20 is provided with another inductive electrode, so that the function of rotation induction can be realized, and the magnetic attraction knob 20 can be attracted by a magnetic attraction member to be adsorbed on the control panel 10 for control.

Therefore, a magnetic element is further disposed on the control panel 10, specifically, a support column 500 is disposed between the upper housing 11 and the lower housing 12, and the support column 500 is disposed through the circuit board 200. Be provided with magnetism in the support column 500 and inhale piece 53, when support column 500 is used for placing magnetism and inhale piece 53, realize better supporting role for the structure of shell is more stable.

And the number of the conductive elastic bodies 300 is at least two and is disposed around the support column 500 to realize the rotation induction. When the conductive elastic body 300 is a spring, the magnetic attraction piece 53 can attract the conductive elastic body 300 to a certain extent due to the arrangement of the magnetic attraction piece 53, so that the spring deforms and deviates from the sensing area towards the magnetic attraction piece 53, and the limiting structure 400 in the embodiment can avoid the problem.

Since the supporter 500 is inserted into the circuit board 200, a through hole 21 is formed in the circuit board 200, and the supporter 500 is inserted into the through hole 21. Since the conductive elastic body 300 is required to be soldered to the circuit board 200, in order to prevent solder from flowing to the through hole 21, when the circuit board 200 is manufactured, the through hole 21 is filled with another circuit board, after the conductive elastic body 300 is soldered, the other circuit board is separated, since the connection between the circuit boards will generate a protrusion of the edge of the stamp, a protrusion 211 is formed on the inner surface of the through hole 21, and a groove 51 matched with the protrusion 211 of the circuit board 200 is formed on the outer surface of the corresponding supporting member 500, so that the supporting member 500 is inserted and embedded in the through hole of the circuit board 200.

In the embodiment, the conductive elastic body 300 realizes rotation sensing, and may further add a confirmation sensing function. The spring electrode 51 can be sleeved on the supporting column 500, and the spring electrode 51 is electrically connected to the circuit board 200 as an induction electrode to realize the confirmation function.

In this embodiment, the control panel includes a housing including an upper housing and a lower housing, the upper housing and the lower housing forming an accommodating chamber; the circuit board is arranged in the accommodating cavity; the conductive elastic body is arranged between the upper shell and the lower shell and is electrically connected with the circuit board; wherein, go up the casing and/or the casing is provided with limit structure down, and limit structure connects conductive elastomer to the elastic deformation of restriction conductive elastomer. This application is through setting up limit structure to electrically conductive elastomer, avoids taking place deformation because of electrically conductive elastomer atress, and influences electrically conductive elastomer's performance.

Referring to fig. 7, fig. 7 is a schematic structural diagram of an embodiment of the household appliance, the household appliance 20 of the embodiment includes a control panel 21, and the control panel 21 may be the control panel 10 of any of the embodiments.

The household appliances include, but are not limited to, water heaters, gas ranges, microwave ovens, washing machines, ovens, refrigerators, air conditioners, water dispensers, electric rice cookers, induction cookers, cooking machines, and the like. The control panel 10 includes, but is not limited to, a glass panel, a plastic panel, and the like.

The user can control the household appliance through the control panel 21, for example, for the cooking machine, the user operates on the control panel, and the sensing of the conductive elastic body is utilized to realize accurate control, for example, different cooking modes such as a soup cooking mode, a frying mode, a chafing dish mode and the like can be selected.

Further, the household appliance includes a knob 22, the knob 22 includes a sensing member, the knob is attached to the control panel 10, and the sensing member corresponds to the conductive elastic body 300. The user can also operate the control panel through the knob. Further, a first magnetic attraction piece 211 is arranged on the control panel 21, a second magnetic attraction piece 221 is arranged on the knob 22, and the knob 22 is attracted on the control panel 21 through the attraction effect of the first magnetic attraction piece 211 and the second magnetic attraction piece 221. The control panel structure among this embodiment domestic appliance is stable, and control function is stable.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings, or which are directly or indirectly applied to other related technical fields, are intended to be included within the scope of the present application.

Claims

1. A control panel, characterized in that the control panel comprises:

the circuit board is arranged in the accommodating cavity;

2. The control panel of claim 1, wherein the conductive elastomer is disposed between the upper housing and the circuit board, and the limiting structure is disposed on the upper housing; or,

the conductive elastomer is arranged on the circuit board in a penetrating mode, and the limiting structure is arranged on the upper shell and/or the lower shell.

3. The control panel according to claim 1, wherein the limiting structure comprises a limiting wall, the limiting wall is surrounded to form a limiting cavity, and the conductive elastomer is embedded in the limiting cavity.

4. The control panel according to claim 1, wherein the conductive elastic body is a spring, the position-limiting structure is a position-limiting post, and the position-limiting post penetrates through the spring.

5. The control panel according to claim 4, wherein when the position-limiting post is inserted into the spring, a guide surface is disposed at one end of the position-limiting post facing the spring.

6. The control panel according to claim 1, wherein a support column is disposed between the upper housing and the lower housing, the support column is disposed through the circuit board, and a magnetic member is disposed in the support column; the number of the conductive elastic bodies is at least two, and the conductive elastic bodies are arranged around the supporting column.

7. The control panel according to claim 6, wherein the circuit board has a through hole, the through hole has a protrusion formed on an inner surface thereof, the support post has a groove formed on an outer surface thereof for engaging with the protrusion, and the support post is inserted into the through hole.

8. The control panel of claim 6, wherein the support post sleeves spring electrodes, the spring electrodes electrically connected to the circuit board.

9. A household appliance, characterized in that it comprises a control panel according to any one of claims 1 to 8.

10. The household appliance according to claim 9, characterized in that it comprises a knob comprising a sensing element; the knob is adsorbed on the control panel, and the sensing piece corresponds to the conductive elastic body.

11. The household appliance according to claim 10, wherein the control panel is provided with a first magnetic attraction member, the knob is provided with a second magnetic attraction member, and the knob is attracted to the control panel through the attraction of the first magnetic attraction member and the second magnetic attraction member.