CN218866953U

CN218866953U - High-touch membrane switch of double-color LED

Info

Publication number: CN218866953U
Application number: CN202223462831.XU
Authority: CN
Inventors: 黄自庚; 吴尚周; 陈文峰
Original assignee: Shanghai Jingshi Electronics Co ltd
Current assignee: Shanghai Jingshi Electronics Co ltd
Priority date: 2022-12-24
Filing date: 2022-12-24
Publication date: 2023-04-14
Anticipated expiration: 2032-12-24

Abstract

The utility model relates to a high touch membrane switch of a double-color LED, which comprises a panel, a first line key, a second line key, a third line key, a surface key layer, a flexible circuit board and a bottom glue layer, wherein two rows of LED lamps are arranged on the flexible circuit board, and a convex hull is arranged on the panel; the second line key is located below the convex hull, the third line key is located below the second line key, the first line key is arranged around the LED lamp, the flexible circuit board comprises a circuit board body, a line feeding layer and a line inserting layer, the line inserting layer is tightly attached to the circuit board body, the line feeding layer and the circuit board body are at a certain distance, the second line key is located in the distance between the line feeding layer and the circuit board body, and the second line key and the convex hull are located at the same vertical position. The utility model provides a switch simple structure, the pattern is meticulous, low cost, and insulating properties between the button is good. Wherein be provided with the LED window on the panel of the correspondence of one row of LED lamp, another row corresponds does not have the LED window, consequently the utility model discloses the effect that presents double-colored.

Description

High-touch membrane switch of double-color LED

Technical Field

The utility model relates to a high sense of touch membrane switch, concretely relates to appear double-colored effect, simple structure, the high sense of touch membrane switch of the meticulous double-colored LED of pattern.

Background

The design requirements of customers on the user interface are continuously changed and improved, the requirements are not only limited to the realization of functions, but also on the appearance, the touch sense and the appearance effect, the service life and the durability of the keys. The membrane switch commonly found on the market is a monochromatic LED lamp key. In addition, the membrane switch adopts a capacitive touch sensing technology as a new input mode, and normally, the PITCH of the membrane switch is 1.0mm and 2.54mm.

SUMMERY OF THE UTILITY MODEL

To the above problem, an object of the present invention is to provide a double-colored LED's high touch membrane switch with double-colored effect, simple structure and fine pattern.

The utility model discloses a solve above-mentioned technical problem through following technical scheme: a high-tactile thin film switch of a bi-color LED, comprising: the LED lamp comprises a panel, a first wire key, a second wire key, a third wire key, a surface key layer, a flexible circuit board and a bottom glue layer, wherein two rows of LED lamps are mounted on the flexible circuit board, and a convex hull is arranged on the panel;

the second line key is positioned below the convex hull, the third line key is positioned below the second line key, the first line key is arranged around the LED lamps, and the corresponding panels of the row of LED lamps are provided with LED windows;

the flexible circuit board comprises a circuit board body, a wiring layer and a wiring layer, the wiring layer is tightly attached to the circuit board body, the wiring layer and the circuit board body are at a certain distance, the second line key is located in the distance between the wiring layer and the circuit board body, and the second line key and the convex hull are located at the same vertical position.

In the embodiment of the present invention, the panel is made of PET plastic, and the thickness range is: 0.15-0.25mm.

In the embodiment of the present invention, the connection distance between the PIN and the PIN on the flexible printed circuit board is 0.5mm during wiring.

In the embodiment of the present invention, the surface of the flexible printed circuit board without the mounting member is pasted with the single-sided adhesive on the front side, and the finger reinforcement structure is pasted on the back side.

In the embodiment of the present invention, the height range of the convex hull is: 0.2-0.5mm.

In the embodiment of the present invention, the thickness range of the surface key layer is: 0.2-0.5mm.

In the embodiment of the present invention, the thickness range of the flexible circuit board is: 0.2-0.5mm; the thickness range of the primer is as follows: 0.05-0.1mm.

In an embodiment of the present invention, the wiring width of the common electrode of the high-touch membrane switch of the two-color LED is 1.0-1.2mm.

In a specific embodiment of the present invention, the thickness range of the finger reinforcement structure is: 0.05-0.08mm.

The utility model discloses an actively advance the effect and lie in: the utility model provides a double-colored LED's high sense of touch membrane switch, the utility model discloses a double-colored LED's encapsulation, the packaging effect is good. The switch has simple structure, fine pattern and low cost. The utility model discloses an install two rows of LED lamps on the flexible line way board, be provided with the LED window on the panel of one of them row of correspondence of LED lamp 6, another row corresponds does not have the LED window, consequently the utility model discloses present double-colored effect.

Drawings

Fig. 1 is an interlayer structure diagram of the present invention.

The utility model discloses the name that well reference numeral corresponds:

the LED display panel comprises a panel 1, a first key 201, a second key 202, a third key 203, a surface key layer 3, a flexible circuit board 4, a bottom glue layer 5, a flexible circuit board 4, an LED lamp 6, a convex hull 7, an LED window 8, a finger reinforcing structure 9 and single-sided glue 10; a circuit board body 401, an upper line layer 402 and a lower line layer 403.

Detailed Description

The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.

Fig. 1 is the utility model discloses a structure schematic diagram's interlayer structure picture, as above-mentioned figure shows, the utility model provides a double-colored LED's high sense of touch membrane switch, this double-colored LED's high sense of touch membrane switch includes: the LED lamp comprises a panel 1, a first key 201, a second key 202, a third key 203, a surface key layer 3, a flexible circuit board 4 and a bottom glue layer 5, wherein two rows of LED lamps 6 are mounted on the flexible circuit board 4, and a convex hull 7 is arranged on the panel 1.

Second line key 202 is located the below of convex closure 7, and third line key 203 is located the below of second line key 202, and first line key is arranged around LED lamp 6, is provided with LED window 8 on the panel of the correspondence of one row of LED lamp 6 wherein, and another row corresponds does not have the LED window, consequently the utility model discloses the effect that presents two-color.

The flexible circuit board 4 comprises a circuit board body 401, an upper line layer 402 and a lower line layer 403, the lower line layer 403 is tightly attached to the circuit board body 401, the upper line layer 402 and the circuit board body 401 have a certain distance, the second wire key 202 is located between the upper line layer 402 and the circuit board body 401, and the second wire key 202 and the convex hull 7 are located at the same vertical position.

The utility model discloses a panel is PET plastics, and the thickness scope is: 0.15-0.25mm. The PET plastic (abbreviation of Polyethylene terephthalate (PET) or PETP; corresponding Chinese is poly terephthalic acid plastic.)

The utility model discloses when the wiring, the connection interval between PIN and the PIN on the flexible line way board 4 is 0.5mm.

The front surface of the flexible circuit board without the installation component is pasted with a single-sided adhesive 10, and the back surface is pasted with a finger reinforcing structure 9.

As shown in fig. 1, in a specific implementation process, the LED lamp 6 of the present invention is a two-color lamp, i.e., the color of the left lamp and the color of the right lamp are not the same.

The utility model discloses an in the concrete implementation, the utility model discloses the high scope of well convex closure can be selected as: 0.2-0.5mm, and the thickness range of the surface key layer can be selected as follows: 0.2-0.5mm. The thickness range of the flexible circuit board can be selected as follows: 0.2-0.5mm; the thickness range of the primer can be selected as follows: 0.05-0.1mm. The above parameters are selected according to specific requirements, and other parameters can be selected in a specific implementation process.

The utility model provides a two-color LED's high sense of touch membrane switch's public utmost point wiring width generally is 1.0-1.2mm, the utility model provides a finger reinforcement structure is 3M467 double faced adhesive tape, and its thickness scope can be selected to be: 0.05-0.08mm. The above parameters are selected according to specific requirements, and other parameters can be selected in a specific implementation process.

The utility model discloses a double-colored LED's encapsulation, it is effectual to encapsulate. The switch has simple structure, fine pattern and low cost.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a double-colored LED's high sense of touch membrane switch which characterized in that: the high-touch membrane switch of the bicolor LED comprises: the LED lamp comprises a panel, a first wire key, a second wire key, a third wire key, a surface key layer, a flexible circuit board and a bottom glue layer, wherein two rows of LED lamps are mounted on the flexible circuit board, and a convex hull is arranged on the panel;

the second line key is positioned below the convex hull, the third line key is positioned below the second line key, the first line key is arranged around the LED lamps, and LED windows are arranged on corresponding panels of a row of the LED lamps;

2. A high tactile membrane switch of a bi-color LED according to claim 1, wherein: the panel is PET plastics, and the thickness range is: 0.15-0.25mm.

3. A high tactile membrane switch of a bi-color LED according to claim 1, wherein: when wiring, the connection interval between PIN and PIN on the flexible line way board is 0.5mm.

4. A high tactile membrane switch of a bi-color LED according to claim 1, wherein: the front surface of the flexible circuit board without the installation component is pasted with a single-sided adhesive, and the back surface is pasted with a finger reinforcing structure.

5. A high tactile membrane switch of a bi-color LED according to claim 1, wherein: the height range of the convex hull is: 0.2-0.5mm.

6. A high tactile membrane switch of a bi-color LED according to claim 1, wherein: the thickness range of the surface key layer is as follows: 0.2-0.5mm.

7. A high-touch membrane switch for a bi-color LED as claimed in claim 1, wherein: the thickness range of the flexible circuit board is as follows: 0.2-0.5mm; the thickness range of the primer is as follows: 0.05-0.1mm.

8. A high tactile membrane switch of a bi-color LED according to claim 1, wherein: the wiring width of the common electrode of the high-touch membrane switch of the bicolor LED is 1.0-1.2mm.

9. A high tactile membrane switch of a bi-color LED according to claim 4, wherein: the thickness range of the finger reinforcing structure is as follows: 0.05-0.08mm.