CN219059439U

CN219059439U - Display panel

Info

Publication number: CN219059439U
Application number: CN202320150427.4U
Authority: CN
Inventors: 郝志刚; 李敬德; 李视坤
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-05-23
Anticipated expiration: 2033-01-16

Abstract

The application provides a display panel, which comprises a diaphragm, a display bracket and a circuit board, wherein a mark is arranged on the diaphragm, the display bracket is provided with a first side and a second side which are oppositely arranged, the diaphragm is attached to the first side of the display bracket, the circuit board is arranged on the second side of the display bracket, the display bracket is provided with a plurality of light-passing structures penetrating through the first side and the second side, the circuit board is provided with a luminous light source, and the luminous light source and the light-passing structures are correspondingly arranged, so that the light of the luminous light source is transmitted to the diaphragm through the light-passing structures; the first surface of the display bracket is provided with a concave cavity which is sunken towards one side of the circuit board, and each light transmitting structure is communicated with the concave cavity, so that light emitted by each light emitting source irradiates the concave cavity, and the diaphragm blocks the opening of the concave cavity. The display effect of the display panel is good.

Description

Display panel

Technical Field

The application belongs to the technical field of display devices, and particularly relates to a display panel.

Background

At present, household appliances are becoming more and more popular, taking a washing machine as an example, a display device is generally arranged on a box body of the existing washing machine, the display device can display the running condition of the washing machine, a plurality of control keys are also arranged on the display device, and a user can select a washing program, set washing parameters and the like through the control keys arranged on the display device.

In the related art, the display device comprises a display panel box, a computer main board, a color film, a touch film and the like, wherein the color film is adhered to the surface of the display panel box, the touch film is adhered to the inner surface of an in-mold injection molding piece, and then the in-mold injection molding piece adhered with the touch film is arranged on the outer surface of the display panel box, so that the touch film is aligned with the color film, and in order to enable each icon on the color film to be displayed independently, a grid rib position is arranged on the display panel box to distinguish.

However, the display effect of such a display device is poor, and the use experience of the user is affected.

Disclosure of Invention

In order to solve the above-mentioned problem among the prior art, this application provides a display panel, and the display effect is better.

The application provides a display panel, which comprises a diaphragm, a display bracket and a circuit board, wherein a mark is arranged on the diaphragm, the display bracket is provided with a first side and a second side which are oppositely arranged, the diaphragm is attached to the first side of the display bracket, the circuit board is arranged on the second side of the display bracket, the display bracket is provided with a plurality of light-passing structures penetrating through the first side and the second side, the circuit board is provided with a luminous light source, and the luminous light source and the light-passing structures are correspondingly arranged, so that the light of the luminous light source is transmitted to the diaphragm through the light-passing structures;

the first surface of the display bracket is provided with a concave cavity which is sunken towards one side of the circuit board, and each light transmitting structure is communicated with the concave cavity, so that light emitted by each light emitting source irradiates the concave cavity, and the diaphragm blocks the opening of the concave cavity.

In one possible implementation, the display panel provided herein, the cavity communicates with a side of the light-passing structure facing the membrane.

In one possible implementation manner, the display panel provided in the application, the cavity has a bottom wall parallel to the second side surface of the display bracket, and the light-transmitting structures are all communicated with the bottom wall.

In one possible implementation manner, the display panel provided by the application, the peripheral edge of the first face of the display bracket is provided with a first positioning rib, the first positioning rib surrounds the peripheral edge of the first face of the display bracket, and the first positioning rib abuts against the diaphragm, so that the diaphragm seals the concave cavity.

In one possible implementation manner, the display panel provided by the application, the light-passing structure comprises a first light-passing structure, the first face of the display bracket is also provided with a second positioning rib, the second positioning rib is located at the first light-passing structure, and the second positioning rib is attached to the membrane.

In one possible implementation manner, the display panel provided by the application, the first positioning rib and the second positioning rib are connected with each other.

In one possible implementation manner, the display panel provided by the application, the circuit board is provided with a flicker display area, and the position of the flicker display area corresponds to the first light transmission structure.

In one possible implementation manner, the display panel that this application provided, first logical light structure includes first logical unthreaded hole and second logical unthreaded hole, and first logical unthreaded hole is 8 font, and at least four first logical unthreaded holes set up along the extending direction interval arrangement of display support, and a plurality of second logical unthreaded hole rectangular array sets up in first logical unthreaded hole both sides.

In one possible implementation manner, the display panel provided by the application, the light-transmitting structure further includes a second light-transmitting structure, and the circuit board further includes an operation key area, where the operation key area and the second light-transmitting structure correspond to each other.

In one possible implementation manner, the display panel provided by the application, the second light-transmitting structure includes a plurality of functional key holes and a plurality of program key holes, the plurality of functional key holes are respectively arranged at two sides of the first light-transmitting structure along the extending direction of the display bracket, and the plurality of program key holes are arranged along the extending direction of the display bracket.

It can be appreciated by those skilled in the art that the display panel provided herein includes a membrane including a logo, a display stand including a first side and a second side disposed opposite to each other, and a plurality of light passing structures extending through the first side and the second side, and a circuit board including a light emitting source. Through set up the sign on the diaphragm to make the sign by the back that lights, the user observes the sign, be used for integrating various circuits through setting up the circuit board, and be used for providing luminescent light source, be used for integrating installation diaphragm and circuit board through setting up the display support, through the logical light structure of the both sides of intercommunication display support that sets up at the display support, so that the light that luminescent light source of circuit board sent pierces through logical light structure and throws to the diaphragm, with the sign on the lighting diaphragm, through set up the cavity on the display support, with the diaphragm that makes the connection in the cavity region forms holistic display area, thereby make the diaphragm can form full screen display effect, the sign shows more clearly. Thus, the display panel of the present application has a good display effect.

Drawings

The following describes specific embodiments of the present application with reference to the drawings.

The attached drawings are as follows:

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

fig. 2 is a schematic structural diagram of a display bracket in a display panel according to an embodiment of the present application;

FIG. 3 is a schematic view of the structure of FIG. 2 at another angle;

fig. 4 is a front view of fig. 2;

fig. 5 is a schematic structural diagram of a membrane in a display panel according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a circuit board in a display panel according to an embodiment of the present application.

Reference numerals:

100-membrane; 110-identification;

200-displaying a bracket; 210-light passing structure; 211-a first light-transmitting structure; 2111-a first light-passing hole; 2112-second light passing holes; 212-a second light-passing structure; 2121-functional key holes; 2122-program key hole; 220-a cavity; 221-a bottom wall; 230-a first positioning rib; 240-second positioning ribs;

300-a circuit board; 310-a light source for emitting light; 320-a blinking display area; 330-operation key area.

Detailed Description

First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present application, and are not intended to limit the scope of the present application. Those skilled in the art can adapt it as desired to suit a particular application.

Further, it should be noted that, in the description of the present application, terms such as "inner," "outer," and the like refer to directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or component must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

Furthermore, it should be noted that, in the description of the present application, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two components. The specific meaning of the terms in this application will be understood by those skilled in the art as the case may be.

The display device comprises a display panel box, wherein each display icon is arranged on the periphery of the display panel box, a grid rib is arranged on the periphery of each display icon, the display panel box is provided with a color film, and the grid rib is arranged on the periphery of each display icon.

In view of the above, the present application provides a display panel, by setting a cavity on a display bracket and connecting a membrane to an edge of the cavity, the cavity forms a whole display surface, so that the display panel exhibits a full-screen display effect.

The following describes a specific technical scheme of a display panel provided in an embodiment of the present application with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of a display panel according to an embodiment of the present application; fig. 2 is a schematic structural diagram of a display bracket in a display panel according to an embodiment of the present application; FIG. 3 is a schematic view of the structure of FIG. 2 at another angle; fig. 4 is a front view of fig. 2; fig. 5 is a schematic structural diagram of a membrane in a display panel according to an embodiment of the present disclosure; fig. 6 is a schematic structural diagram of a circuit board in a display panel according to an embodiment of the present application.

Referring to fig. 1 to 6, the embodiment of the application provides a display panel, including a film 100, a display bracket 200 and a circuit board 300, wherein a logo 110 is disposed on the film 100, the display bracket 200 has a first side and a second side that are disposed oppositely, the film 100 is attached to the first side of the display bracket 200, the circuit board 300 is disposed on the second side of the display bracket 200, the display bracket 200 has a plurality of light-passing structures 210 penetrating the first side and the second side, the circuit board 300 has a light-emitting source 310, and the light-emitting source 310 and the light-passing structures 210 are disposed correspondingly, so that light of the light-emitting source 310 is transmitted to the film 100 through the light-passing structures 210.

The first surface of the display bracket 200 has a cavity 220 recessed toward one side of the circuit board 300, each light-transmitting structure 210 is communicated with the cavity 220, so that the light emitted by each light-emitting source 310 irradiates the cavity 220, and the membrane 100 seals the opening of the cavity 220.

It is understood that the display panel provided in the embodiments of the present application may be applied to an electric appliance, for example, a washing machine, a refrigerator, a microwave oven, etc., and the embodiment of the present application does not particularly limit the electric appliance to which the display panel is matched.

In this application, the film 100 is used for displaying the marks 110 such as function selection and time selection, for example, the marks 110 such as washing, dewatering, soaking, etc. can be printed on the film 100, and when the display panel is powered on, the marks 110 are lighted, so that a user can clearly observe the marks 110 and select the marks 110 according to the needs.

The display bracket 200 is used to mount the display panel to the electric appliance body, for example, when the display panel is mounted to the refrigerator, the display bracket 200 may be connected to the refrigerator door to mount the display panel to the refrigerator door, and in addition, the display bracket 200 is used to integrally mount the circuit board 300 and the diaphragm 100, that is, the display bracket 200 serves as a support for connecting the circuit board 300 and the diaphragm 100, and then the display panel is entirely mounted to the electric appliance body by mounting the display bracket 200 to the electric appliance body.

The circuit board 300 serves as a main functional structure of the display panel, on which various circuits such as a key detection circuit, a display control circuit, a power supply circuit, etc. required for the display panel are integrated, and the circuit board 300 can control the display and operation of the display panel through circuit logic, and in addition, the circuit board 300 can serve as a backlight light source to illuminate the logo 110 on the membrane 100.

Specifically, the display bracket 200 includes a first side and a second side that are disposed opposite to each other, and it is understood that the first side of the display bracket 200 is a front side of the display bracket 200 in a thickness direction, the second side of the display bracket 200 is a rear side of the display bracket 200 in a thickness direction, and the membrane 100 and the circuit board 300 are disposed on opposite sides of the display bracket 200, that is, the membrane 100 may be disposed on the first side of the display bracket 200, and the circuit board 300 may be disposed on the second side between the displays, so that the membrane 100 and the circuit board 300 may be integrated on the display bracket 200.

The circuit board 300 has a light-emitting source 310 to illuminate the logo 110 on the film 100, so that the light source penetrates the display bracket 200 to reach the film 100, the display bracket 200 has a plurality of light-passing structures 210 penetrating the first side and the second side, and the light-passing structures 210 are disposed corresponding to the light-emitting source 310, so that when the circuit board 300 is energized, the light emitted by the light-emitting source 310 can penetrate through the light-passing structures 210 and then be projected to the film 100 to illuminate the logo 110 on the film 100, so as to be convenient for a user to observe.

Compared with the related art, the display bracket 200 provided in this embodiment of the present application sets the concave cavity 220 and connects the membrane 100 around the concave cavity 220, so that after the membrane 100 seals the opening of the concave cavity 220, the membrane 100 connected to the concave cavity 220 forms a whole display area instead of a scattered display area, thus, the display panel can form a full-screen display effect, the display is clearer, and the user viewing experience and the use experience are better. Wherein, the diaphragm 100 may be connected to the edge of the cavity 220 by hot-pressing adhesion, so as to improve the sensitivity of the diaphragm 100, thereby preventing the touch failure of the diaphragm 100.

In addition, the film 100 may be provided with a colored background pattern in areas other than the logo 110. By the arrangement, the attractiveness of the display panel can be further improved.

The display panel provided in this embodiment of the present application includes a film 100, a display bracket 200 and a circuit board 300, where the film 100 includes a logo 110, the display bracket 200 includes a first side and a second side that are oppositely disposed, and a plurality of light-passing structures 210 penetrating the first side and the second side, and the circuit board 300 includes a light-emitting source 310. After the mark 110 is lighted, a user observes the mark 110 by arranging the mark 110 on the film 100, by arranging the circuit board 300 for integrating various circuits and for providing the luminous light source 310, by arranging the display bracket 200 for integrally mounting the film 100 and the circuit board 300, by arranging the light passing structure 210 communicated with both sides of the display bracket 200 on the display bracket 200, the light emitted by the luminous light source 310 of the circuit board 300 penetrates and projects to the film 100 through the light passing structure 210 to light the mark 110 on the film 100, and by arranging the concave cavity 220 on the display bracket 200, the film 100 connected to the concave cavity 220 forms a whole display area, thereby the film 100 can form a full-screen display effect, and the mark 110 is displayed clearly. Thus, the display panel of the embodiment of the application has a good display effect.

Referring to fig. 2, in one possible implementation, the cavity 220 communicates with the side of the light directing structure 210 facing the membrane 100.

That is, the concave cavity 220 is disposed on the first side of the display stand 200, and the membrane 100 is also disposed on the first side of the display stand 200, so that the membrane 100 can be hot-pressed and adhered to the edge of the concave cavity 220, so that the membrane 100 forms a whole display area at the concave cavity 220, and the display panel displays a full-screen display effect.

Referring to fig. 2 and 3, as an alternative embodiment, the cavity 220 has a bottom wall 221 parallel to the second side surface of the display stand 200, and the light-transmitting structures 210 are all connected to the bottom wall 221.

It should be noted that, the second side surface of the display stand 200 is a plane, the bottom wall 221 of the cavity 220 is also a plane, the cavity 220 is recessed toward the second side of the display stand 200 relative to the first side of the display stand 200 to form the cavity 220 in the display stand 200, and the light-transmitting structure 210 extends from the bottom wall 221 of the cavity 220 to the second side of the display stand 200, so that the light emitted by the light-emitting source 310 can penetrate into the cavity 220 through the light-transmitting structure 210 and then be projected onto the membrane 100 through the cavity 220.

Referring to fig. 1 to 3, in a specific implementation, the peripheral edge of the first face of the display bracket 200 has a first positioning rib 230, the first positioning rib 230 surrounds the peripheral edge of the first face of the display bracket 200, and the first positioning rib 230 abuts against the diaphragm 100, so that the diaphragm 100 closes the cavity 220.

It can be understood that, by providing the first positioning rib 230 on the peripheral side edge of the first face of the display bracket 200 for connecting the membrane 100, that is, the edge of the membrane 100 is connected with the first positioning rib 230 on the peripheral side edge of the first face of the display bracket 200, no rib is provided in the middle position of the membrane 100, so that the integrity of the membrane 100 is maintained, and the membrane 100 is not divided into a plurality of small areas due to the existence of the rib, so that the membrane 100 can exhibit a full-screen display effect when being lighted. For example, the edge of the diaphragm 100 may be connected to the first positioning rib 230 by means of thermal compression bonding, so as to reduce the influence of other connection means on the sensitivity of the diaphragm 100.

Referring to fig. 2, in a possible implementation manner, in the display panel provided by the present application, the light-transmitting structure 210 includes a first light-transmitting structure 211, the first surface of the display bracket 200 is further provided with a second positioning rib 240, the second positioning rib 240 is located at the first light-transmitting structure 211, and the second positioning rib 240 is attached to the membrane 100.

It should be understood that if only the first positioning rib 230 is provided, a portion of the periphery of the diaphragm 100 cannot be completely connected to the display bracket 200 after the diaphragm 100 is connected to the display bracket 200, so that the diaphragm 100 can block the cavity 220, and thus, in order for the diaphragm 100 to completely block the cavity 220, it is necessary to provide the second positioning rib 240 on the first surface of the display bracket 200, so that a portion of the edge of the diaphragm 100 is engaged with and connected to the first positioning rib 230 and another portion of the edge of the diaphragm 100 is engaged with and connected to the second positioning rib 240, so that the edge of the diaphragm 100 is completely connected to the display bracket 200, and the diaphragm 100 can completely block the cavity 220.

In one possible implementation, the first and

second positioning ribs

230, 240 are interconnected.

That is, the first and

second positioning ribs

230 and 240 are disposed around the display bracket 200 in a circle, and the edge positions of the diaphragm 100 are connected to the display bracket 200 by connecting the diaphragm 100 to both the first and

second positioning ribs

230 and 240, thereby completely blocking the cavity 220.

Referring to fig. 2 and fig. 6, in a possible implementation manner, in the display panel provided by the present application, the circuit board 300 has a flicker display area 320, and a position of the flicker display area 320 corresponds to the first light transmitting structure 211.

After the user selects the function corresponding to the blinking display area 320, the blinking display area 320 will blink and the light of the blinking display area 320 is projected to the membrane 100 through the first light passing structure 211 under the backlight action of the light emitting source 310, so that the user can know and confirm the function selected by himself. For example, when a user selects a certain function, the lamp corresponding to the function on the blinking display area 320 is kept in a normally-on state, so that the user can stand the horse to know the function executed by the electric appliance at this time by viewing the display panel.

Referring to fig. 3, in a possible implementation manner, in the display panel provided in this application, the first light-passing structure 211 includes first light-passing holes 2111 and second light-passing holes 2112, the first light-passing holes 2111 are 8-shaped, at least four first light-passing holes 2111 are arranged at intervals along the extending direction of the display bracket 200, and a plurality of second light-passing holes 2112 are rectangular arrays disposed on two sides of the first light-passing holes 2111.

It should be noted that, in order to achieve a better display effect, the number of the first light holes 2111 may be four, the four first light holes 2111 are all 8-shaped, the four first light holes 2111 may be used to project an hour portion and a minute portion about time in the blinking display area 320, and the first light holes 2111 may also be used to display a fault code occurring in an electrical apparatus, where the fault code may be represented by a number or english.

The second light passing hole 2112 may project and display a function selected by the user, that is, when the user selects a certain function, the light corresponding to the function on the blinking display area 320 is maintained in a normally-on state, and the light is projected to the membrane 100 through the second light passing hole 2112 to illuminate the corresponding logo 110, thereby allowing the user to learn and confirm the selected function.

Referring to fig. 2 and fig. 6, in a possible implementation manner, in the display panel provided herein, the light-passing structure 210 further includes a second light-passing structure 212, and the circuit board 300 further includes an operation key area 330, where the operation key area 330 and the second light-passing structure 212 correspond to each other.

The second light-transmitting structure 212 is configured to correspond to a key operation area of the circuit board 300, and the operation of the key operation area can be implemented by providing a spring-type key, where the spring-type key is electrically connected to a key detection circuit of the key operation area, so that when the key is pressed, a corresponding function or program is selected.

Referring to fig. 3, in a specific implementation, the second light-transmitting structure 212 includes a plurality of function key holes 2121 and a plurality of program key holes 2122, where the plurality of function key holes 2121 are respectively arranged on both sides of the first light-transmitting structure 211 along the extending direction of the display bracket 200, and the plurality of program key holes 2122 are arranged along the extending direction of the display bracket 200.

A part of the logo 110 in the display panel may be implemented by a key, the function key hole 2121 corresponds to the function logo 110 on the membrane 100, the program key hole 2122 corresponds to the program logo 110 on the membrane 100, and the function logo 110 may include a washing function, a dehydrating function, a drying function, etc., and the program logo 110 may include a wool washing, a child washing, a cotton and hemp washing, etc., by providing a spring key, the spring key is electrically connected to a key detection circuit of the key operation area through the function key hole 2121 and the program key hole 2122, so that when the key is pressed, the corresponding function or program is selected.

The display method of the display panel is briefly described below.

First, when the electric appliance is started up, all the identifiers 110 on the display panel are lighted, the user can select a function and a program according to needs, and in the process, the identifiers 110 corresponding to the first light through holes 2111 always keep a normally lighted state, after the user touches and presses to select a certain function, the identifiers 110 corresponding to the second light through holes 2112 and the function key holes 2121 keep a blinking state, after the function is started, the identifiers 110 corresponding to the second light through holes 2112 keep a normally lighted state, and the identifiers 110 corresponding to the function key holes 2121 are turned off, or after the user selects a certain program, the identifiers 110 corresponding to the program key holes 2122 are in a blinking state, and the rest identifiers 110 are turned off, after the program is started up, the identifiers 110 corresponding to the program key holes 2122 are turned off, and when the user touches the display panel again, the identifiers 110 on the display panel are all lighted.

Thus far, the technical solutions of the present application have been described with reference to the specific embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present application is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present application, and such modifications and substitutions will be within the scope of the present application.

Claims

1. The display panel is characterized by comprising a diaphragm, a display bracket and a circuit board, wherein the diaphragm is provided with a mark, the display bracket is provided with a first side and a second side which are oppositely arranged, the diaphragm is attached to the first side of the display bracket, the circuit board is arranged on the second side of the display bracket, the display bracket is provided with a plurality of light-passing structures penetrating through the first side and the second side, and the circuit board is provided with a luminous light source which is correspondingly arranged with the light-passing structures, so that the light of the luminous light source is transmitted to the diaphragm through the light-passing structures;

the first surface of the display bracket is provided with a concave cavity which is sunken towards one side of the circuit board, each light passing structure is communicated with the concave cavity, so that light emitted by each light emitting source irradiates to the concave cavity, and the diaphragm seals the opening of the concave cavity.

2. The display panel of claim 1, wherein the cavity communicates with a side of the light passing structure facing the membrane.

3. The display panel of claim 2, wherein the cavity has a bottom wall parallel to the second side surface of the display support, and the light passing structures are each in communication with the bottom wall.

4. A display panel as claimed in any one of claims 1 to 3, characterized in that the peripheral edge of the first face of the display bracket has a first positioning rib which surrounds the peripheral edge of the first face of the display bracket and which abuts against the membrane so that the membrane closes the cavity.

5. The display panel of claim 4, wherein the light passing structure comprises a first light passing structure, the first face of the display bracket is further provided with a second positioning rib, the second positioning rib is located at the first light passing structure, and the second positioning rib is attached to the membrane.

6. The display panel of claim 5, wherein the first positioning rib and the second positioning rib are connected to each other.

7. The display panel of claim 5, wherein the circuit board has a flashing display area, the location of the flashing display area corresponding to the first light passing structure.

8. The display panel of claim 7, wherein the first light-passing structure comprises first light-passing holes and second light-passing holes, the first light-passing holes are 8-shaped, at least four first light-passing holes are arranged at intervals along the extending direction of the display bracket, and a plurality of second light-passing holes are arranged on two sides of the first light-passing holes in a rectangular array.

9. The display panel of claim 5, wherein the light-passing structure further comprises a second light-passing structure, and the circuit board further comprises an operation key region, the operation key region and the second light-passing structure corresponding to each other.

10. The display panel of claim 9, wherein the second light-transmitting structure includes a plurality of function key holes and a plurality of program key holes, the plurality of function key holes being disposed on both sides of the first light-transmitting structure in an extending direction of the display stand, respectively, and the plurality of program key holes being disposed in an extending direction of the display stand.