CN106196875A - A kind of refrigerator display module and display control method - Google Patents

Abstract

The invention provides a refrigerator display assembly and a display control method. The display assembly includes a transparent panel, a control board, a film and a bracket arranged between the transparent panel and the control board. The display assembly also includes a number of conductive elements electrically connected to the control board and extending forward, the bracket is formed with through holes corresponding to the positions of the conductive elements, and each of the through holes is provided with at least A light-emitting element, a plurality of touch areas corresponding to the conductive elements are formed on the transparent panel, and the light-emitting element irradiates outward through the through hole to light up the corresponding touch areas. The display control method includes controlling to turn on all the light-emitting elements to the initial brightness when detecting that the user intends to operate the display component. By adopting the display component and the display control method of the present invention, the touch area and the display area on the transparent panel are integrated in one place, the layout is compact, and the printing of corresponding text and pattern logos on the transparent panel is reduced or avoided, thereby improving user experience.

Description

A refrigerator display component and display control method

technical field

The invention relates to the technical field of refrigerators, in particular to a refrigerator display component and a display control method.

Background technique

Compared with the mechanical buttons and bulging keys of traditional refrigerator display components, the touch display interface has become a widely accepted operation method in the industry and is also recognized by consumers. However, limited by the capacitive touch switch and the fixed connection structure of the light-emitting element and the control board, the panels of the existing display components usually separate the illuminated display area from the touch area. On the one hand, it affects the user experience; on the other hand, it is necessary to make corresponding text or pattern marks on the panel by printing or other methods, which affects the smooth and beautiful surface, and also increases the accuracy requirements of assembly.

In view of this, it is necessary to provide a new refrigerator display component and a display control method.

Contents of the invention

The object of the present invention is to provide a refrigerator display assembly and a display control method, which can integrate the touch area and display area on the transparent panel in one place, making the layout more compact and reasonable; and reducing or avoiding printing of corresponding characters on the transparent panel Pattern logo to improve user experience.

In order to achieve the above-mentioned purpose of the invention, the present invention provides a refrigerator display assembly, which includes a transparent panel, a control panel located on the rear side of the transparent panel, and a film and a bracket arranged between the transparent panel and the control panel. The film is attached to the transparent panel The rear side of the display assembly also includes a number of conductive elements electrically connected to the control board and extending forward, the bracket is formed with through holes corresponding to the positions of the conductive elements, and each of the through holes There is at least one light-emitting element inside, and a number of touch areas corresponding to the conductive elements are formed on the transparent panel, and the light-emitting element shines outward through the through hole to light up the corresponding touch area, and when When a finger touches the touch area, the control board detects the change of the capacitance signal and then controls the refrigerator to execute corresponding operation instructions.

As a further improvement of the present invention, the conductive element is a metal spring whose rear end is electrically connected to the control board and is helically wound along the front-back direction, and the light-emitting element is arranged in the middle of the metal spring.

As a further improvement of the present invention, the display assembly further includes a support frame for fixing and supporting the metal spring, and the rear end of the support frame is fixed on the control board.

As a further improvement of the present invention, the through hole is circular and matches the outer diameter of the metal spring.

As a further improvement of the present invention, the opening of the front end of the through hole shrinks in the radial direction to form a resisting portion abutting against the front end of the metal spring.

As a further improvement of the present invention, the light emitting element is an LED lamp.

The present invention also provides a display control method of the display assembly of the refrigerator, which specifically includes:

detecting that the user is about to operate the display component;

controlling the light-emitting element to light up to the initial brightness;

Detect the change of the capacitance signal of the touch area; control the refrigerator to execute the corresponding operation command, and at the same time control the light-emitting element on the back side of the corresponding touch area to light up to the working brightness.

As a further improvement of the present invention, the display assembly further includes an unlock switch for turning on the light-emitting element, and the display control method includes controlling the light-emitting element to turn on to an initial brightness when it is detected that the user operates the unlock switch.

As a further improvement of the present invention, the unlocking switch has an unlocking area formed outside the transparent panel and used to identify the position of the unlocking switch.

As a further improvement of the present invention, the display assembly further includes a human body sensor, which controls the light-emitting element to light up to an initial brightness when it detects that someone approaches the refrigerator and intends to operate the display assembly.

Beneficial effects of the present invention: by adopting the display assembly and display control method of the present invention, the light-emitting element can directly light up the touch area, the touch area and the display area are integrated in one place, and the layout of the transparent panel is more compact and reasonable; At the same time, reduce or avoid printing corresponding text and pattern logos on the transparent panel to improve user experience.

Description of drawings

Fig. 1 is a schematic plan view of a refrigerator display assembly of the present invention;

Fig. 2 is a schematic diagram of the state when the display assembly of the present invention is assembled to the refrigerator door;

Fig. 3 is a structural schematic view of the metal spring of the display assembly fixed to the control board in the present invention;

Fig. 4 is a schematic diagram of the support structure of the display assembly of the present invention;

5 is a schematic side view corresponding to the touch area of the transparent panel of the display component of the present invention;

Fig. 6 is a flow chart of the display control method of the present invention.

detailed description

The present invention will be described in detail below with reference to the embodiments shown in the accompanying drawings. However, this embodiment does not limit the present invention, and any structural, method, or functional changes made by those skilled in the art according to this embodiment are included in the protection scope of the present invention.

Referring to Fig. 1 to Fig. 5, it shows a preferred embodiment of the refrigerator display assembly of the present invention. The display assembly includes a transparent panel 10 , a control board 20 located behind the transparent panel 10 , and a film 30 and a bracket 40 disposed between the transparent panel 10 and the control board 20 . Wherein, the film 30 is closely attached to the rear side of the transparent panel 10 .

The display assembly also includes a number of conductive elements electrically connected to the control board 20 and extending forward, the bracket 40 is formed with through holes 41 corresponding to the positions of the conductive elements, and each of the through holes 41 There is at least one light-emitting element inside. A plurality of touch areas 11 corresponding to the conductive elements are formed on the transparent panel 10 , and the light emitting elements irradiate outward through the through holes 41 to light up the corresponding touch areas 11 . When the user's finger touches the touch area 11, the control board 20 can detect the change of the capacitance signal in time and then control the refrigerator to execute the corresponding operation command.

The thin film 30 is formed with hollow characters or patterns corresponding to the positions of the through holes 41 . When the touch area 11 is turned on, the touch area 11 can also display corresponding graphics, that is, the touch area 11 can also be used as a display area of the transparent panel 10 .

In this embodiment, the conductive element is a metal spring 21 whose rear end is electrically connected to the control board 20 and spirally coiled along the front-back direction; the light-emitting element is an LED lamp 22 arranged in the middle of the metal spring 21 . The through hole 41 is circular and matches the outer diameter of the metal spring 21 , and the opening of the front end of the through hole 41 shrinks radially to form a resisting portion 42 abutting against the front end of the metal spring 21 . Wherein, the front and rear length of the through hole 41 is slightly smaller than the free length of the metal spring 21, so that the front end of the metal spring can be closely abutted against the back side of the resisting portion 42, so that the finger touches the touch Zone 11 produces an effective capacitance conversion signal.

The rear end of the metal spring 21 is welded to the control board 20 . In order to increase the structural strength and connection stability of the metal spring 21 , the control board 20 is also provided with a support frame 23 for fixing and supporting the metal spring 21 . The supporting frame 23 has two buckling arms 231 extending backward, and the rear end of the metal spring 21 is fixed on the control board 20 through the buckling arms 231 . The supporting frame 23 is made of insulating resin material, which prevents the deformation of the metal spring 21 from touching the control board 20 and maintains the stability of the circuit operation of the control board 20 .

In addition, as shown in FIG. 2 , the front side of the door body of the refrigerator has an integral panel 110 , and the control board 20 , film 30 and bracket 40 are mounted on the rear side of the integral panel 110 to form the display assembly. The integral panel 110 is made of transparent material such as dark glass, and the transparent panel 10 is a part of the integral panel 110 . Compared with traditional refrigerators, openings are made on the integral panel 110 for installation of display components, which prevents water vapor from entering the display components and affecting the normal use of the display components, while enhancing the aesthetics of the refrigerator and making it convenient for users to clean the surface of the refrigerator door .

Referring to Fig. 6, the present invention also provides a display control method of the refrigerator display assembly, which specifically includes:

detecting that the user is about to operate the display component;

controlling the light-emitting element to light up to the initial brightness;

Detect the change of the capacitance signal of the touch area 11; control the refrigerator to execute the corresponding operation command, and at the same time control the light-emitting element on the back side of the corresponding touch area 11 to light up to the working brightness and accumulate the lighting time t; when the lighting time t reaches the preset During the time period t1, control turns off the light emitting element. t1 is set to 30s, of course, the preset time t1 can also be set to other values.

In this embodiment, the display assembly further includes an unlocking switch for lighting the light-emitting element, and the unlocking switch has an unlocking area 12 formed outside the transparent panel 10 for identifying the position of the unlocking switch. When the user's finger touches the unlocking area 12, the control board 20 detects the change of the unlocking switch capacitance signal, judges that the user intends to operate the display component, and then controls the light-emitting element to light up to the initial brightness.

In other embodiments of the present invention, the refrigerator is also provided with a human body sensor (not shown). When the user approaches the refrigerator to a certain distance, the human body sensor transmits the user position information to the control board 20, and the control board 20. Judging that the user intends to operate the display component according to the position information, and then controlling the light emitting element to be turned on to an initial brightness.

To sum up, by using the display component and display control method of the present invention, the light-emitting element can directly light up the touch area 11, the touch area and the display area are integrated in one place, and the layout of the transparent panel 10 is more compact and reasonable. ; At the same time, reduce or avoid printing corresponding text and pattern logos on the transparent panel 10 to improve user experience.

It should be understood that although this description is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the description is only for clarity, and those skilled in the art should take the description as a whole, and each The technical solutions in the embodiments can also be properly combined to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions for feasible implementations of the present invention, and they are not intended to limit the protection scope of the present invention. Any equivalent implementation or implementation that does not depart from the technical spirit of the present invention All changes should be included within the protection scope of the present invention.

Claims (10)

1. A refrigerator display assembly, comprising a transparent panel, a control panel positioned at the rear side of the transparent panel, and a film and a support arranged between the transparent panel and the control panel, the film is attached to the rear side of the transparent panel, characterized in that : the display assembly further includes a plurality of conductive elements electrically connected to the control board and extending forward, the bracket is formed with through holes corresponding to the positions of the conductive elements and each of the through holes is provided with At least one light-emitting element, a number of touch areas corresponding to the conductive elements are formed on the transparent panel, the light-emitting element shines outward through the through hole to light up the corresponding touch area, and when the finger touches When the touch area is touched, the control board detects the change of the capacitance signal and then controls the refrigerator to execute corresponding operation instructions. 2. The display assembly according to claim 1, wherein the conductive element is a metal spring whose rear end is electrically connected to the control board and spirally wound along the front and rear directions, and the light-emitting element is arranged on the metal spring. middle of the spring. 3. The display assembly according to claim 2, characterized in that: the display assembly further comprises a support frame for fixing and supporting the metal spring, and the rear end of the support frame is fixed on the control board. 4. The display assembly according to claim 2, wherein the through hole is circular and matches the outer diameter of the metal spring. 5 . The display assembly according to claim 4 , wherein the opening of the front end of the through hole shrinks radially to form a resisting portion abutting against the front end of the metal spring. 5 . 6. The display assembly according to claim 1, wherein the light emitting element is an LED lamp. 7. A display control method for a display component according to any one of claims 1-6, characterized in that: detecting that the user is about to operate the display component; controlling the light-emitting element to light up to the initial brightness; Detect the change of the capacitance signal of the touch area; control the refrigerator to execute the corresponding operation command, and at the same time control the light-emitting element on the back side of the corresponding touch area to light up to the working brightness. 8. The display control method according to claim 7, characterized in that: the display component further includes an unlock switch for lighting the light-emitting element, and the display control method includes detecting that when the user operates the unlock switch, , to control the light-emitting element to light up to the initial brightness. 9. The display control method according to claim 8, wherein the unlocking switch has an unlocking area formed outside the transparent panel and used to identify the position of the unlocking switch. 10. The display control method according to claim 7, characterized in that: the display assembly further includes a human body sensor, which controls the light-emitting element to light up to an initial brightness when it detects that someone approaches the refrigerator and intends to operate the display assembly.