CN218351093U - Control panel of electric appliance - Google Patents

Abstract

The utility model discloses a control panel of electrical apparatus, include: a panel body; the fixed bracket is positioned at the rear side of the panel body; the diaphragm is arranged on the fixed support and is positioned on the rear side of the panel body; the backlight source is arranged on the fixed support and is positioned on the rear side of the membrane; a first semi-permeable membrane, the first semi-permeable membrane being located on the front side of the membrane sheet. The utility model discloses a set up diaphragm and light source in a poor light, the diaphragm shows the pattern under the shining of light source in a poor light, compares the TFT formula display screen among the correlation technique, the cost is reduced when guaranteeing display effect.

Description

Control panel of electric appliance

Technical Field

The utility model belongs to the technical field of the control panel technique and specifically relates to a control panel of electrical apparatus is related to.

Background

In the field of the existing electric appliances, along with the improvement of the life quality of people, the requirements on the use experience of the electric appliances are higher and higher. While the users have a natural favor for color large-screen display, the cost of large-size TFT display screen is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a control panel of electrical apparatus, reduce cost when guaranteeing the display effect.

According to the utility model discloses control panel of electrical apparatus, include: a panel body; the fixing bracket is positioned at the rear side of the panel body; the diaphragm is arranged on the fixed support and is positioned on the rear side of the panel body; the backlight source is arranged on the fixed support and is positioned on the rear side of the diaphragm; a first semi-permeable membrane located on a front side of the membrane sheet.

According to the utility model discloses control panel of electrical apparatus, through setting up diaphragm and light source in a poor light, the pattern is appeared to the diaphragm under the shining of light source in a poor light, compares TFT formula display screen among the correlation technique, the cost is reduced when guaranteeing display effect.

In some embodiments, the control panel further comprises: the touch control film is positioned on the front sides of the diaphragm and the liquid crystal screen assembly and covers the diaphragm and the liquid crystal screen assembly.

In some embodiments, the liquid crystal panel assembly comprises: the TFT type display screen is positioned on the front side of the fixed support; the driving board is electrically connected with the TFT type display screen, and the driving board is installed on the fixing support and is positioned on the rear side of the fixing support.

In some embodiments, the membrane is correspondingly provided with a second semi-permeable membrane, and the second semi-permeable membrane is positioned at the front side of the membrane.

In some embodiments, the second semi-permeable membrane is disposed on the first semi-permeable membrane and is spaced apart from the membrane sheet.

In some embodiments, the film has a plurality of patterns for indicating functions, and the fixing bracket has a plurality of light holes corresponding to the patterns.

In some embodiments, an inner surface of the light-transmitting hole is provided with white color.

In some embodiments, the inner surface of the light hole is an inclined surface, an included angle is formed between the inclined surface and the center line of the light hole, and the included angle is A, wherein A is more than or equal to 5 degrees and less than or equal to 45 degrees.

In some embodiments, the diaphragm comprises: and the light guide ink layer is used for enabling the light penetrating through the membrane to be uniform.

In some embodiments, the light directing ink layer has a thickness greater than 0.05mm.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an exploded view of a control panel according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of the fixing bracket of fig. 1.

Reference numerals are as follows:

10. a control panel; 1. a panel body; 2. a fixed bracket; 21. a light-transmitting hole; 3. a membrane; 31. a second semi-permeable membrane; 4. a backlight light source; 5. a first semi-permeable membrane; 61. a TFT type display screen; 62. a drive plate; 7. a touch film; 71. a first flat cable; 72. a second flat cable.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, 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 functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The control panel 10 of the electric appliance according to the embodiment of the present invention will be described with reference to the drawings.

The electric appliance may be a microwave oven, a steam box, an oven, or another type of electric appliance, such as a refrigerator, a washing machine, or the like, without limitation.

In the related art, the display scheme of the display screen comprises a TFT type display screen, an LED and a broken code LCD, wherein the TFT type display screen has a high cost, and the LED and broken code LCD have a monotonous display scheme and a poor display effect.

As shown in fig. 1, a control panel 10 of an electrical appliance according to an embodiment of the present invention includes: the backlight module comprises a panel body 1, a fixed support 2, a membrane 3, a backlight source 4 and a first semi-transparent membrane 5.

The fixing bracket 2 is located at the rear side of the panel body 1.

The membrane 3 is mounted on the fixing bracket 2 and located at the rear side of the panel body 1.

Wherein, a plurality of groups of patterns can be arranged on the membrane 3, and the patterns are used for indicating functions.

For example, the electric appliance is a steaming and baking oven, the pattern on the membrane 3 can indicate the baking function, the air-frying function, the microwave function, the steam function, the fermentation function, etc., and the pattern can also indicate the power switch function, the oven light switch function, the menu function, etc., although the above is only an example, and does not represent a limitation of the present invention.

The backlight source 4 is mounted on the fixed bracket 2 and located at the rear side of the film 3. The utility model discloses a set up the cooperation of light source 4 in a poor light and diaphragm 3, can make the part pattern on the diaphragm 3 prominent, for user operation electrical apparatus provides information, for example the pattern that corresponds the function of toasting often brightly show that the steaming oven is in the mode of toasting, the pattern scintillation that corresponds temperature parameter shows that temperature parameter can adjust and so on, above is the example, and does not represent right the utility model discloses a restriction. Compared with the liquid crystal screen components such as the TFT type display screen and the like in the related technology, the cost is reduced.

The first semi-permeable membrane 5 is located on the front side of the membrane sheet 3. By providing the first translucent film 5, the user cannot observe the structure inside the control panel 10 when the backlight source 4 stops operating, further improving the display effect of the control panel 10.

According to the utility model discloses control panel 10, through setting up diaphragm 3 and backlight 4, compare in the correlation technique relatively high TFT formula display screen display scheme, the relatively poor LED of display effect and disconnected sign indicating number LCD display scheme, the cost is reduced when guaranteeing the display effect, further improves the display effect simultaneously through setting up first half membrane 5.

In some embodiments, the panel body 1 is one of a glass panel, a plastic panel or an acrylic panel, and preferably protects the components on the rear side. For example, the panel body 1 is a glass panel, or the panel body 1 is a plastic panel, or the panel body 1 is an acrylic panel.

In some embodiments, the panel body 1 and the first semi-permeable membrane 5 are integrally formed, so that the panel body 1 has a semi-permeable effect, and the number of parts is reduced.

In some embodiments, the backlight source 4 is provided with a touch key, so as to reduce the number of parts.

Specifically, backlight source 4 is the PCB board that is equipped with a plurality of LED lamp pearls, and LED lamp pearl is established in the front side of PCB board.

As shown in fig. 1, in some embodiments, the control panel 10 further comprises: the touch control film 7 is positioned on the front sides of the diaphragm 3 and the liquid crystal screen assembly and covers the diaphragm 3 and the liquid crystal screen assembly. Through setting up touch-control membrane 7 and covering diaphragm 3 and LCD screen subassembly, the light that light source 4 in a poor light penetrated diaphragm 3 and jetted out, the light that the LCD screen subassembly jetted out all can pass through same touch-control membrane 7, improves the uniformity of above-mentioned two light, reduces the production step simultaneously, raises the efficiency.

In the related technology, the two touch films corresponding to the diaphragm and the liquid crystal screen assembly are different in thickness and material, the touch film corresponding to the diaphragm is generally a PET (polyethylene terephthalate) film or a common plastic ITO (indium tin oxide) film, the light transmittance is low, the touch film corresponding to the liquid crystal screen assembly is generally a G + G glass touch film, the light transmittance is high, and a user can obviously see the difference of light rays transmitted by the diaphragm and the liquid crystal screen assembly, so that the user can feel the laminating sense. The utility model discloses a set up touch-control membrane 7 and cover diaphragm 3 and LCD screen subassembly, unified material and thickness for control panel 10 has the sense of wholeness, makes control panel 10 have "big screen" effect, simultaneously, compares the touch membrane that twice laminating corresponds diaphragm, LCD screen subassembly in the correlation technique, the utility model discloses only need the laminating once, reduced production step, raise the efficiency.

In some embodiments, the first semi-permeable membrane 5 is provided at the front side of the panel body 1.

In other embodiments, as shown in fig. 1, the first semi-transparent film 5 is disposed between the touch film 7 and the membrane 3.

As shown in fig. 1, in some embodiments, a liquid crystal panel assembly includes: TFT type display panel 61, and driver board 62.

The TFT type display screen 61 is located on the front side of the fixing bracket 2. The driving board 62 is electrically connected to the TFT display panel 61, and the driving board 62 is mounted on the fixing bracket 2 and located at the rear side of the fixing bracket 2.

Specifically, the touch film 7 is connected to the backlight source 4 through a first flat cable 71, connected to the driving board 62 through a second flat cable 72, the tft display 61 is connected to the driving board 62 through an FPC flat cable, and the backlight source 4 is connected to the driving board 62 through a third flat cable.

As shown in fig. 1, in particular, the membrane 3 is correspondingly provided with a second semi-permeable membrane 31, and the second semi-permeable membrane 31 is located on the front side of the membrane 3. The light passing through the diaphragm 3 is adjusted by arranging the second semi-permeable membrane 31, so that the effect displayed by the TFT type display screen 61 and the effect displayed by the diaphragm 3 are the same, the consistency is improved, and the control panel 10 has a large screen effect.

Among the correlation technique, the light that TFT formula display screen jetted out is compared and is worn the light luminance of jetting out from the diaphragm less, leads to control panel to present obvious nonconformity in the outward appearance, the utility model discloses a set up second pellicle 31, the adjustment is from the luminance of the light that 3 wearing of diaphragm jetted out, improves the uniformity. The permeability of the second semipermeable membrane 31 can be adjusted as necessary.

In some embodiments, the second semi-permeable membrane 31 is disposed on the first semi-permeable membrane 5 and spaced apart from the membrane sheet 3. Through setting up second pellicle 31 and 3 intervals of diaphragm for certain clearance has between the two, the scheme of pellicle direct laminating on the diaphragm among the correlation technique of comparing reduces the probability that the shadow appears, improves control panel 10's display effect.

In some embodiments, the film 3 has a plurality of patterns for indicating functions, and the fixing frame 2 has a plurality of light holes 21, and the light holes 21 correspond to the patterns one to one. By arranging the light holes 21, the light holes 21 correspond to the patterns one by one, so that light which is supposed to irradiate the first pattern does not irradiate the second pattern.

In some embodiments, the inner surface of the light-transmitting hole 21 is provided with white color. By configuring the inner surface of the light-transmitting hole 21 to be white, the reflection effect of the inner surface of the light-transmitting hole 21 can be improved, so that the light emitted from the backlight 4 is irradiated onto the film 3 as much as possible, thereby improving the effect. Of course, the inner surface of the light hole 21 may be set to have other strong light-reflecting colors, and the effect is the same, which is not described herein again.

As shown in FIG. 2, in some embodiments, the inner surface of the light hole 21 is a smooth slope, and an included angle A is formed between the smooth slope and the center line of the light hole 21, wherein the included angle A is greater than or equal to 5 degrees and less than or equal to 45 degrees. Set up to smooth inclined plane through the internal surface with light trap 21, smooth inclined plane reflection of light is effectual for the light that light source 4 in a poor light shines out can parallel jet out, promotes the light degree of consistency, improves display effect, makes things convenient for the separation of fixed bolster 2 and mould in manufacturing simultaneously, improves production efficiency. Wherein, a may be 5 °, a may be 7 °, a may be 10 °, a may be 13 °, a may be 16 °, a may be 18 °, a may be 21 °, a may be 24 °, a may be 27 °, a may be 30 °, a may be 33 °, a may be 36 °, a may be 39 °, a may be 42 °, and a may be 45 °.

In some embodiments, the membrane 3 comprises: the light-guiding ink layer is used for enabling the light penetrating through the membrane 3 to be uniform. Through setting up leaded light printing ink layer for the light that sees through diaphragm 3 is even, makes control panel 10 at the during operation whole luminance unanimous, avoids appearing the condition that partial region luminance is big, regional luminance is little around.

In some embodiments, the light directing ink layer has a thickness greater than 0.05mm. Through setting up the thickness that the light guide printing ink layer is greater than 0.05mm, reduce the probability that the user sees backlight source 4 through diaphragm 3.

In other embodiments, the control panel 10 further comprises: the light guide assembly is arranged on the rear side of the diaphragm 3, so that light penetrating through the diaphragm 3 is uniform.

Specifically, the leaded light subassembly includes flash and leaded light spare, and flash and leaded light spare establish in the same one side of diaphragm 3 and border on each other, and flash is used for the light of even directive diaphragm 3, and leaded light spare is used for the direction to the light of directive diaphragm 3. For example, the flashing member is a flashing film, which reduces the space occupation.

In some embodiments, the flashing member is integrally formed with the membrane 3, such that the membrane 3 has a flashing effect.

In some embodiments, the film 3 is a color film produced by a high-definition simulated color printing technology, so that high-fidelity color display is realized, and the display effect is improved.

Specifically, the touch film 7 is an ITO film.

In summary, the structure of the corresponding color film on the control panel 10 has the following eight schemes:

1. the panel body 1, the ITO film, the first semi-transparent film 5, the color film, the flash part, the light guide part and the backlight source 4 are sequentially arranged.

2. The first semi-transparent film 5, the panel body 1, the ITO film, the color film, the flash part, the light guide part and the backlight source 4 are arranged in sequence.

3. The panel body 1 with the semi-transparent effect, the ITO film, the color film with the flashing effect, the light guide piece and the backlight source 4 are sequentially arranged.

4. The panel body 1, the ITO film, the first semi-transparent film 5, the color film with the flashing effect, the light guide piece and the backlight source 4 are sequentially arranged.

5. The panel body 1, the first semi-transparent film 5, the color film with the flashing effect, the light guide piece and the backlight source 4 are arranged in sequence.

6. The panel body 1, the first semi-transparent film 5, the color film with the flashing effect, the light guide piece and the backlight source 4 with the touch key are sequentially arranged.

7. The panel body 1 with the semi-transparent effect, the color film with the flashing effect, the light guide piece and the backlight source 4 are sequentially arranged.

8. The panel body 1 with the semi-transparent effect, the color film with the flashing effect, the light guide piece and the backlight source 4 with the touch key are sequentially arranged.

Other configurations and operations of the control panel 10 of the electric appliance according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.

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 based on the orientation or positional relationship shown in 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, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the description herein, references to the description of the terms "embodiment," "example," 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A control panel for an appliance, comprising:

a panel body;

the fixing bracket is positioned at the rear side of the panel body;

the diaphragm is mounted on the fixed support and is positioned on the rear side of the panel body;

the backlight source is arranged on the fixed support and is positioned on the rear side of the diaphragm;

a first semi-permeable membrane located on a front side of the membrane sheet.

2. The control panel of an electric appliance according to claim 1, further comprising: the touch control film is positioned on the front sides of the diaphragm and the liquid crystal screen assembly and covers the diaphragm and the liquid crystal screen assembly.

3. The control panel of an electrical appliance according to claim 2, wherein the liquid crystal screen assembly comprises:

the TFT type display screen is positioned on the front side of the fixed support;

the driving board is electrically connected with the TFT type display screen, and the driving board is installed on the fixing support and is positioned on the rear side of the fixing support.

4. The control panel of an electric appliance according to claim 3, wherein the membrane is correspondingly provided with a second semi-permeable membrane, and the second semi-permeable membrane is positioned on the front side of the membrane.

5. The control panel of an appliance according to claim 4, wherein the second semi-permeable membrane is provided on the first semi-permeable membrane and spaced apart from the membrane.

6. The control panel of an electric appliance according to claim 1, wherein the film has a plurality of patterns for indicating function, the fixing bracket is provided with a plurality of light holes, and the light holes correspond to the patterns one by one.

7. The control panel of an electric appliance according to claim 6, wherein an inner surface of the light transmission hole is provided with white color.

8. The control panel of an electric appliance according to claim 7, wherein the inner surface of the light hole is an inclined surface, an included angle is formed between the inclined surface and the center line of the light hole, and the included angle is A, and is more than or equal to 5 degrees and less than or equal to 45 degrees.

9. The control panel of an electrical appliance according to claim 8, wherein the membrane comprises: and the light guide ink layer is used for enabling the light penetrating through the membrane to be uniform.

10. The electrical control panel of claim 9, wherein the light directing ink layer has a thickness greater than 0.05mm.

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