CN209676208U

CN209676208U - LED induced key, control system and electromagnetic stove

Info

Publication number: CN209676208U
Application number: CN201920603683.8U
Authority: CN
Inventors: 任富佳; 管兴勇; 李敬
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2019-11-22
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a kind of LED induced key, control system and electromagnetic stove, LED induced key includes: installation LED flat tube in the circuit board, be arranged in around LED flat tube by key spring, be fitted in the touch panel of LED flat tube upper surface；Setting is bonded with touch panel and wiring board respectively by key spring；And the silk-screen figure layer for being suitable to indicate that functional pattern is provided between the upper surface of LED flat tube and the bottom surface of touch panel.The LED induced key of the utility model does not need the printing functionality pattern on panel, avoids the inconvenience that functional pattern is arranged on panel by the way that silk-screen figure layer is arranged between the upper surface of LED flat tube and the bottom surface of touch panel.Control system, including above-mentioned LED induced key, display screen, power key；When power key is opened, LED flat tube is lighted.Electromagnetic stove, including above-mentioned control system；Wherein, the side of electromagnetic stove is arranged in power key.

Description

LED induced key, control system and electromagnetic stove

Technical field

The utility model relates to electric appliance touch screen technology field, especially a kind of LED induced key applied to touch Panel, Control system and electromagnetic stove.

Background technique

LED planar lamp manipulates scheme group as low cost, the simple, displaying scheme of high reliablity and spring touch key-press Application is closed, the mainstream human-computer interaction scheme of electric appliance is had become.

The scheme of the prior art are as follows: LED flat tube is welded on pcb board, setting button spring, bullet around LED flat tube Spring is for capacitance variations when incuding human body touch, after MCU detects capacitance variations, the corresponding function action of LED flat tube, and LED Flat tube be used to indicate by function button start whether.Since LED flat tube only extinguishes and lights two kinds in the prior art Working condition needs the LED flat tube corresponding position on touch panel (can be glass, crystallite, acrylic etc.) to print function Energy key legend, for playing the role of position instruction when LED flat tube extinguishes, to reach use by touch-control LED flat tube The purpose of corresponding function.

In printing functionality key legend on panel, key legend needs are corresponding with corresponding LED flat tube position, this is just It needs strictly to position the position of printed patterns, the technique of printed patterns requires stringent, cumbersome, the technique of consuming Time is also longer.Even if after printing key legend, during panel installation, will also according to above-mentioned technological operation Strictly to positive installation, this also brings difficulty to the installation of panel for printed patterns and LED flat tube.In addition, in the power key of electric appliance After closing, the printed patterns on panel are always existed, the illusion for causing power key not close to user.

Utility model content

In view of the problems of the existing technology, the purpose of this utility model is to provide a kind of LED induced key LED inductions Key, control system and electromagnetic stove, the LED induced key do not need the printing functionality key legend on panel.

To achieve the above object, the technical solution of the utility model is as follows:

A kind of LED induced key, comprising: install LED flat tube in the circuit board, setting is in the LED flat tube week Enclose by key spring, be fitted in the touch panel of LED flat tube upper surface；It is described by key spring respectively with the touch surface Plate and wiring board fitting setting；And it is arranged between the upper surface of the LED flat tube and the bottom surface of the touch panel There is the silk-screen figure layer for being suitable to indicate that functional pattern.

Further, the touch panel is translucent panel, when the LED flat tube is non-lit up, the touch panel Silk-screen figure layer is not shown；When the LED flat tube is lighted, the touch panel shows silk-screen figure layer.

Further, when the LED induced key is as power button, the LED flat tube is in the first illuminating state.

Further, first illuminating state is the state that the LED flat tube is in nominal brightness.

Further, when the LED induced key is as function button, the LED flat tube be in the second illuminating state this When touch-control described in LED induced key, the LED flat tube is in third illuminating state.

Further, second illuminating state is that the LED flat tube works in 50% or less rated power；The third Illuminating state is the state that the LED flat tube is in nominal brightness.

Further, the silk-screen figure layer is printed on LED flat tube upper surface.

Further, the silk-screen figure layer is printed on transparent paster, and the transparent paster is attached to the upper of the LED flat tube Surface.

The utility model additionally provides a kind of control system with above-mentioned LED induced key, and its technical solution is as follows:

A kind of control system, including above-mentioned LED induced key, display screen, power key；When the power key is opened, institute LED flat tube is stated to light.

The utility model additionally provides a kind of electromagnetic stove with above-mentioned control system, and its technical solution is as follows:

A kind of electromagnetic stove, including above-mentioned control system；Wherein, the side of the electromagnetic stove is arranged in the power key.

The LED induced key of the utility model, by being set between the upper surface of LED flat tube and the bottom surface of touch panel Silk-screen figure layer is set, the printing functionality pattern on panel is not needed, avoids the inconvenience that functional pattern is set on panel.

In the preferred technical solution of LED induced key of the utility model, shown by the illuminating state of LED flat tube Key legend, so that operation button realizes correspondingly function, and when LED flat tube extinguishes, then key legend will not be shown, because This is not in when power is off key legend on panel, and the good integrity of panel powers off significant effect, improves user's body It tests.

The control system of the utility model realizes lighting for LED induced key by power key, facilitates realization.

The electromagnetic stove of the utility model realizes control system disconnected by the way that power key to be arranged in the side of electromagnetic stove When electric, entirely without the effect of silk-screen, user interface is succinct.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model LED induced key；

The schematic top plan view that Fig. 2 is in Fig. 11；

Fig. 3 is the off-position schematic diagram of the utility model control system；

Fig. 4 is that the LED induced key on the utility model control system is in the first illuminating state schematic diagram；

Fig. 5 is that the LED induced key on the utility model control system is in the first illuminating state schematic diagram；

In figure: 1-LED flat tube；11-key legends；2-wiring boards；3-press key spring；4-touch panels；5— Control system；6-display screens；7-power buttons；8-function buttons.

Specific embodiment

For the design philosophy for clearly demonstrating the utility model, the utility model is illustrated below with reference to example.

In the description of present embodiment, the orientation of the instructions such as term " on ", "lower", "front", "rear", "left", "right" or Positional relationship is to be based on the orientation or positional relationship shown in the drawings, it is only for is retouched convenient for describing the utility model and simplification It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it should not be understood as limiting the present invention.In addition, term " first ", " second " are used for description purposes only, and cannot It is interpreted as specific indication or suggestion relative importance.

Embodiment 1

As shown in Figure 1, the first embodiment of the utility model LED induced key, the LED induced key, comprising: peace LED flat tube 1 on wiring board 2, be arranged in around LED flat tube 1 by key spring 3, be fitted on LED flat tube 1 The touch panel 4 on surface；It is bonded setting with touch panel 4 and wiring board 2 respectively by key spring 3, when touch panel 4 receives touching When touching signal, lighting for LED flat tube 1 can be realized；It is arranged between the upper surface of LED flat tube 1 and the bottom surface of touch panel 4 There is the silk-screen figure layer 11 for being suitable to indicate that functional pattern.The tubular sidewall of LED flat tube 1 is made of lighttight material, thereon Surface is made of the material of light transmission, concentrates the light beam of LED light more, when LED flat tube 1 is lighted, silk-screen figure layer 11 Display effect can be more preferable.

LED induced key in the present embodiment, by between the upper surface of LED flat tube 1 and the bottom surface of touch panel 4 Silk-screen figure layer 11 is set, the printing functionality pattern on touch panel 4 is not needed, avoids that functional pattern is arranged not on panel Just.

Embodiment 2

As shown in Fig. 1,4 ~ 5, second of embodiment of the utility model LED induced key, the present embodiment is to implement The improvement carried out on the basis of example 1, touch panel 4 are translucent panel, and when LED flat tube 1 is non-lit up, touch panel 4 is not Show silk-screen figure layer；When LED flat tube 1 is lighted, touch panel 4 shows silk-screen figure layer.

When LED induced key is as power button 7, when LED flat tube 1 is in the first illuminating state, silk-screen figure layer 11 is aobvious Show, which can be used.As illustrated in figures 4-5, two keys for heating power being tuned up and being turned down in the present embodiment It is power button 7, the first illuminating state is the state that LED flat tube 1 is in nominal brightness, i.e. light state, which can Touch operation is carried out at any time, and heating power is tuned up or turned down.By the light state of LED flat tube 1 come display function pattern, So as to operation button, and when LED flat tube 1 extinguishes, then functional pattern will not be shown, therefore, when power is off, touch panel 4 On be not in functional pattern, the good integrity of touch panel 4 powers off significant effect, improves user experience.

Silk-screen figure layer 11 in the present embodiment is printed on 1 upper surface of LED flat tube, and functional pattern is printed on LED On flat tube 1, the positioning of functional pattern is easier on touch panel 4 than being printed on.

Embodiment 3

As shown in Figs. 1-5, the third embodiment of the utility model LED induced key, the present embodiment are in embodiment 1 On the basis of the improvement that carries out, when LED induced key is as function button 8, LED flat tube 1 is in the second illuminating state, silk Impression layer 11 shows that the function button can be used；In the present embodiment, the second illuminating state is that LED flat tube 1 works in volume Determine the state below of power 50%, i.e. half bright state, in this state, can the touch-control function button, so that LED flat tube 1 is in the Three illuminating states, third illuminating state are the state that LED flat tube 1 is in nominal brightness, i.e. light state.As shown in figure 4, working as When the corresponding LED flat tube 1 of five keys is in the second illuminating state, selection touch key-press can according to need, accordingly LED flat tube 1 becomes third illuminating state, is illustrated in figure 5 five keys and is used by selection, all LED flat tubes 1 are equal Becoming third illuminating state, this is convenient for user's observation selectable functions and the function having been selected, and further improves user's body It tests.

It is emphasized that have the key of Parallel Function in electrical equipment and contradict the key of function, Parallel Function Key is the function of referring to use simultaneously, and the key for contradicting function refers to the key that cannot be used simultaneously.In the present embodiment, When the LED flat tube 1 of some induced key is in third illuminating state, at its LED flat tube 1 with Parallel Function key In the second illuminating state, with it there is the LED flat tube 1 for contradicting function button to be in OFF state.For example, disappearing on disinfection cabinet Malicious key, the key with other function are the keys for the function of contradicting, and are lighted in the LED flat tube of disinfection key in third When state, the LED flat tube of other keys is in OFF state, can intuitively show very much the key of other function at this time It is the state that can not be worked, further promotes user experience.

Silk-screen figure layer 11 in the present embodiment is printed on transparent paster, and transparent paster is attached to the upper table of LED flat tube 1 Face, it can easily realize and the purpose of silk-screen figure layer 11 is set in LED flat tube 1.

It should be noted that in other embodiments, two kinds of illuminating states of LED flat tube 1 are also possible to: second point Under bright state, LED flat tube 1 is a kind of light of color, for example, red；Under third illuminating state, LED flat tube 1 is another kind The light of color, for example, magenta.At this moment only need the light emitting diode in LED flat tube 1 using dichromatic LED i.e. It can.

Embodiment 4

As shown in Fig. 1 ~ 5, a kind of embodiment of the utility model control system 5, the control system 5 includes: embodiment 2 In power button 7 and embodiment 3 in function button 8, display screen 6, power key；When power key is opened, power button 7 In light state, function button 8 below works in half bright state for LED flat tube 1 and the work of display screen 6.

It is provided with power key silk-screen figure layer, on the touch panel 4 with power key corresponding position to facilitate opening for power key It opens.Power key can be close to inductive switch or infrared induction switch.

Embodiment 5

A kind of embodiment of the utility model electromagnetic stove, the control system 5 including embodiment 4；But touch panel 4 On be not provided with any functional pattern, power key is arranged in the side of electromagnetic stove, when power is off, entirely without silk on touch panel 4 The effect of print, user interface are succinct.

It should be noted that some of which structure can have different selections other than the above-mentioned specific embodiment provided. Such as, the control system in embodiment 4 can also only including embodiment 2 power button and embodiment 3 function button wherein One kind, the control system can also be applied in the kitchen appliances product such as gas-cooker, smoke machine, steam box and oven, etc., and this All it is that those skilled in the art can make on the basis of understanding the utility model thought based on its basic skills a bit, therefore This is no longer enumerated.

Finally, it will be appreciated that embodiment of above is merely to illustrate that the principles of the present invention and uses Illustrative embodiments, however the utility model is not limited thereto.For those of ordinary skills, it is not departing from In the case where the principles of the present invention and essence, various changes and modifications can be made therein, these variations and modifications are also considered as this The protection scope of utility model.

Claims

1. a kind of LED induced key, characteristic are, comprising: install LED flat tube in the circuit board, be arranged described Key spring is pressed around LED flat tube, is fitted in the touch panel of LED flat tube upper surface；It is described to distinguish by key spring Setting is bonded with the touch panel and the wiring board；And in the upper surface of the LED flat tube and the touch panel The silk-screen figure layer for being suitable to indicate that functional pattern is provided between bottom surface.

2. LED induced key according to claim 1, which is characterized in that the touch panel is translucent panel, works as institute State LED flat tube it is non-lit up when, the touch panel does not show silk-screen figure layer；When the LED flat tube is lighted, the touch-control Panel shows silk-screen figure layer.

3. LED induced key according to claim 2, characteristic are, the LED induced key is as power button When, the LED flat tube is in the first illuminating state.

4. LED induced key according to claim 3, characteristic are, first illuminating state is flat for the LED Facial canal is in the state of nominal brightness.

5. LED induced key according to claim 2, characteristic are, the LED induced key is as function button When, the LED flat tube is in the second illuminating state, at this time LED induced key described in touch-control, and the LED flat tube is in the Three illuminating states.

6. LED induced key according to claim 5, characteristic are, second illuminating state is flat for the LED Facial canal works in 50% or less rated power；The third illuminating state is the state that the LED flat tube is in nominal brightness.

7. LED induced key according to claim 1, characteristic are, it is flat that the silk-screen figure layer is printed on the LED Facial canal upper surface.

8. LED induced key according to claim 1, characteristic are, the silk-screen figure layer is printed on transparent paster On, the transparent paster is attached to the upper surface of the LED flat tube.

9. a kind of control system, characteristic are, including LED induced key as claimed in claim 3 or 5, display screen, electricity Source key；When the power key is opened, the LED flat tube is lighted.

10. a kind of electromagnetic stove, characteristic are, including control system as claimed in claim 9；Wherein, the power key The side of the electromagnetic stove is set.