CN2831001Y

CN2831001Y - Refrigerator with luminous displaying key

Info

Publication number: CN2831001Y
Application number: CNU2005200662681U
Authority: CN
Inventors: 陈星�
Original assignee: Guangdong Kelong Electrical Appliances Co Ltd
Current assignee: Guangdong Kelong Electrical Appliances Co Ltd
Priority date: 2005-10-20
Filing date: 2005-10-20
Publication date: 2006-10-25
Anticipated expiration: 2015-10-20

Abstract

The utility model discloses a refrigerator with a luminous displaying key, which comprises a refrigerator body, a refrigerator door, a diaphanous panel inlaid on the refrigerator door, a touch-key device and a light indicating device which are arranged behind the diaphanous panel, wherein the touch-key device comprises an induction sheet and a printing circuit board which are near the diaphanous panel; the light indicating device comprises an integrated hollow part and a light source which are arranged on the induction sheet and the printing circuit board. The utility model substitutes a mechanical key by a capacitor type induction key, and the indicating icon of the key function does not need to be printed on the panel so as not to be abraded or to fall to make the refrigerator have an operating interface with high-grade, splendid and strong modern functions. The utility model is suitable for household appliances, such as high-grade refrigerators, refrigerated cabinets, sterilizing cupboards, etc.

Description

A kind of refrigerator with luminous display button

Technical field

The utility model relates to the control operation technical field of refrigerator, more particularly relates to a kind of refrigerator with luminous display button.

Background technology

In the existing refrigerator, the traditional button that is used for the operation of refrigerator functions such as user's design temperature all adopts mechanical type button or film key, user's finger pressure button of need exerting oneself is realized the button operation function by mechanical action, and this key mode adopts on Eco-power general refrigerator usually.In the recent period along with the development of technology, the button or the input unit of capacitive induction occur, be applied in usually on the product such as display, the variation of the capacitance of the finger by sensitive surface (screen) induction people is as the input signal of control.

At present, this induced key is applied on some luxury household appliances, also there are some ripe capacitive induction button chips can provide total solution to realize this function on the market, reach purpose through glass, the operation of plastic or other material panel induction human body.But, on the household appliances of selling on the market, no matter be mechanical key, film key or induced key now, the function indication of each button all is to be indicated on the button by methods such as printings or on the panel with literal or icon form.This mode has increased the processing technology of button or panel undoubtedly, the sign pattern and character of printing between in use easy wearing and tearing of a specified duration come off, and mark or character is difficult to see clearly at night or under the environment of insufficient light.

The utility model content

The technical problems to be solved in the utility model is, a kind of refrigerator of the button with luminous demonstration is provided, and replaces the mechanical type button with the induction type analogue-key, to overcome deficiency of the prior art.

For solving the problems of the technologies described above, construct a kind of refrigerator of the button with luminous demonstration, comprise refrigerator body, refrigerator doors, be embedded in the light penetrating panel on the refrigerator doors, also comprise the touch key device and the light indicating device that are arranged on behind the light penetrating panel, described touch key device comprises sensing chip and the printed circuit board (PCB) that is close to light penetrating panel, and described smooth indicating device comprises one hollow-out parts and the light source that is located at described sensing chip and printed circuit board (PCB).

In the refrigerator of above-mentioned button with luminous demonstration, also comprise light shield around described hollow-out parts and light source.

In the refrigerator of above-mentioned button with luminous demonstration, described sensing chip is the induction Copper Foil that the inductance capacitance value changes.

In the refrigerator of above-mentioned button with luminous demonstration, described light penetrating panel is the dark glass panel.

In the refrigerator of above-mentioned button with luminous demonstration, described light penetrating panel is the coated glass panel.

The utility model compared with prior art has the following advantages and beneficial effect:

The door of refrigerator has adopted high-grade luxurious face glass and capacitive induction button on the body, and keypress function indication icon does not need to print on panel, has avoided indicator diagram to be marked on being worn after the long-time operation coming off; More make the operation display interface of refrigerator have modern sense and science and technology sense, for vast refrigerator user provides a novel style, refrigerator elegant in appearance.

Description of drawings

Fig. 1 is the luminous display button structural representation of refrigerator of the present utility model;

Fig. 2 is that the indicator diagram of the luminous display button of refrigerator of the present utility model indicates intention.

The specific embodiment

Face glass has been widely used at household electrical appliance such as present refrigerators, when adopting dark glass or coated glass, can block non-luminous object of glass back, make whole front panel effect unanimity, if LED shows or the VFD display is lighted behind this panel, the character pattern of then lighting part can clearly transmit, and reaches the effect of demonstration.This display floater effect is used for electrical equipment in electrical equipment such as refrigerator, DVD work running status shows.The utility model combines touch capacitive sensing press-key structure with refrigerator face glass Display Technique, develop the new refrigerator that a kind of top grade is luxurious, modern sense is strong.

The external table of door at refrigerator is inlayed dark color or coated glass panel, LED or luminous demonstration of VFD and touch induction buttons are adopted in the face glass rear portion, crucial is, on face glass, do not print any keypress function indication, when no power, whole face glass atmosphere one, when LED or VFD were luminous, button or function indication icon showed.Referring to Fig. 1～2, the function indicator diagram of the induced key shown in the figure is designated as arrow " ↑ " upwards, and other forms of indication icon is unlisted, but its functional structure is identical.Concrete structure is: be printed on Copper Foil 5 with the action of induction human finger in key induced position on the printed circuit board (PCB) 2, open shape and the identical through hole of keypress function indication icon " ↑ " at the printed circuit board (PCB) and the same position of induction Copper Foil 5, generally open-minded in the middle part, upwards projection of LED lamp 4 is equipped with in its below, and light just in time can penetrate from through hole.The effect of Copper Foil 5 is equivalent to an analogue-key, connects the induced key control circuit.Light shield 3 is used to avoid the light of LED lamp to have influence on other button and demonstration, LED lamp 4 and light shield 3 in also available emitting led assembly alternate figures.The control circuit of induced key and LED lamp control display circuit etc. are current techique, and be not shown in Fig. 1～2.When the user is placed on the indicator diagram target position of face glass with finger, Copper Foil 5 is sensed the variation of capacitance, and control system is according to this information and executing user's instruction.During normal operation, the function indicator diagram of button is marked with luminous form and transmits behind face glass, and display position is consistent with the corresponding key induction zone, presses luminous picture mark position when needing to operate and can realize key induced function.

In the refrigerator of the present utility model, induced key has adopted the condenser type analogue-key, but also can replace (finger sensing pressure) with the touch-key of pressure-sensitive, crucial a bit be keypress function indication icon be luminous demonstration and and the induction zone of induced key between the position be consistent.

As a kind of improvement design, also can be set to show screen protection as required, the induced key of a LOGO icon is set in addition, during screen protection only the LOGO icon behind glass, transmit, other demonstration and keypress function indication icon go out, and withdraw from screen protection state only with hand if desired and tap the LOGO picture mark position to activate demonstration and keypress function indication icon.The light on and off of LED lamp can be controlled by circuit, activate the button Presentation Function when user operates, and LED lights, and the indication icon is mapped to face glass; LED extinguishes to make on the face glass and keeps outward appearance neatly unified under the screen protection state.

Refrigerator of the present utility model has realized that operation display interface all has unified display effect under screen protection and mode of operation, has embodied scientific and technological sense, and the keypress function indication does not need to print on panel, has avoided the indication literal to be worn after long-time operation and has come off.

Claims

1. refrigerator with luminous display button, comprise refrigerator body, refrigerator doors, be embedded in the light penetrating panel on the refrigerator doors, it is characterized in that: also comprise the touch key device and the light indicating device that are arranged on behind the light penetrating panel, described touch key device comprises sensing chip and the printed circuit board (PCB) that is close to light penetrating panel, and described smooth indicating device comprises one hollow-out parts and the light source that is located at described sensing chip and printed circuit board (PCB).

2. the refrigerator with luminous display button according to claim 1 is characterized in that: also comprise the light shield around described hollow-out parts and light source.

3. the refrigerator with luminous display button according to claim 1 and 2 is characterized in that: described sensing chip is the induction Copper Foil that the inductance capacitance value changes.

4. the refrigerator with luminous display button according to claim 3 is characterized in that: described light penetrating panel is the dark glass panel.

5. the refrigerator with luminous display button according to claim 3 is characterized in that: described light penetrating panel is the coated glass panel.