CN213877894U

CN213877894U - High-definition backlight indicating switch with colorful display effect

Info

Publication number: CN213877894U
Application number: CN202022459269.XU
Authority: CN
Inventors: 袁海; 仝丰收
Original assignee: Suzhou Huazhijie Telecom Co ltd
Current assignee: Suzhou Huazhijie Telecom Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-08-03
Anticipated expiration: 2030-10-30

Abstract

The utility model relates to a high-definition backlight indicating switch with colorful display effect, which comprises a shell formed by mutually connecting a base and an upper cover in a matching way, wherein a PCB is fixedly arranged in the shell, the PCB is provided with a plurality of LED lamp beads and switches corresponding to the LED lamp beads one by one, the upper surface of the upper cover is provided with button supports corresponding to the switches one by one, the upper cover at one side of each button support is provided with a control hole corresponding to the switch, a transmission rod is inserted in the control hole, each button support is respectively and rotatably connected with a button, the button is connected with the transmission rod, the push button drives the transmission rod to descend to press the switch, the LED lamp beads are lightened, the upper cover is provided with a plurality of light guide holes corresponding to the LED lamp beads one by one, the lower ends of the light guide holes extend onto the PCB all the time, the upper cover is covered with a transparent panel for shielding all the light guide holes, the top layer of the panel is attached with a light shielding film, the light shielding film is printed with colorless or colorful symbols corresponding to the light guide holes one by one, the shading film outside the symbol is printed with a black shading background.

Description

High-definition backlight indicating switch with colorful display effect

Technical Field

The utility model relates to an indicating switch is shaded to high definition with colorful display effect.

Background

At present, most of backlight indicating switch groups in instrument panels adopt a key paint spraying laser etching symbol display mode, and the instrument panels are single in appearance, poor in perspective effect, uneven in light and low in grade. How to effectively improve the display effect that the backlight is only the light on the switch becomes an important attribute for effectively attracting customers, so that a high-definition backlight indicating switch with colorful display effect needs to be developed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: a high-definition backlight indicating switch with colorful display effect is provided.

In order to solve the technical problem, the utility model discloses a technical scheme is: a high-definition backlight indicating switch with colorful display effect comprises a shell formed by mutually connecting a base and an upper cover, wherein a PCB is fixedly arranged in the shell, a plurality of LED lamp beads and a plurality of switches which are in one-to-one correspondence with the LED lamp beads are arranged on the PCB, button supports which are in one-to-one correspondence with the switches are arranged on the upper surface of the upper cover, a control hole which is in one-to-one correspondence with one switch is arranged on the upper cover on one side of each button support, a transmission rod is inserted in the control hole, a button is respectively and rotatably connected on each button support and is connected with the transmission rod, the transmission rod is driven by the button to descend to press the switch, the LED lamp beads which are in correspondence with the switches are lightened, a plurality of light guide holes which are in one-to-one correspondence with the LED lamp beads are arranged on the upper cover, the lower ends of the light guide holes extend onto the PCB, a transparent panel which shields all the light guide holes is covered on the upper cover, and a shading film is attached to the top layer of the panel, colorless or colored symbols corresponding to the light guide holes one by one are printed on the shading film, and black shading backgrounds are printed on the shading film outside the symbols.

As a preferred scheme, the light guide hole comprises a light outlet formed in the upper end face of the upper cover and a light guide pipe which is connected to the light outlet and smooth in inner wall extending towards the PCB, the lower end of the light guide pipe is abutted to the board surface of the PCB through a sealing ring, and the LED lamp beads corresponding to the light guide hole are located in the sealing ring.

The utility model has the advantages that: the utility model discloses an attached photomask on transparent panel to the colour symbol of printing improves the colourity and the printing opacity effect of symbol on the photomask, improves the high definition indicating switch pilot lamp light degree of consistency that is shaded, lifting product grade.

The utility model discloses further ensure the independence of every LED lamp pearl light through light pipe and sealing washer, avoid cluster light, light leak to lead to the inconsistent problem of light luminance to take place, further improve high definition indicating switch pilot lamp light luminance and the degree of consistency in a poor light.

Drawings

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is an exploded view of the present invention;

FIG. 2 is a sectional view A-A of FIG. 1;

FIG. 3 is a schematic view of the structure of the light guide hole and the connection structure of the light guide hole and the PCB;

in FIGS. 1 to 3: 1. the LED lamp comprises a base, 2, a PCB board, 3, an upper cover, 4, a light guide hole, 401, a light outlet, 402, a light guide pipe, 5, a button, 6, a panel, 7, an LED lamp bead, 8, a switch, 9, a button support, 10, a control hole, 11, a transmission rod, 12, a shading film, 13, a symbol, 14 and a sealing ring.

Detailed Description

The following describes in detail a specific embodiment of the present invention with reference to the drawings.

As shown in fig. 1-3, the high-definition backlight indicating switch with colorful display effect comprises a housing formed by mutually connecting a base 1 and an upper cover 3 in a folding manner, a PCB 2 is fixedly arranged in the housing, a plurality of LED lamp beads 7 and a plurality of switches 8 corresponding to the LED lamp beads 7 one by one are arranged on the PCB 2, button supports 9 corresponding to the switches 8 one by one are arranged on the upper surface of the upper cover 3, a control hole corresponding to one switch 8 is arranged on the upper cover 3 on one side of each button support 9, a transmission rod is inserted in the control hole, a button 5 is respectively connected on each button support 9 in a rotating manner, the button 5 is connected with the transmission rod, the button 5 drives the transmission rod to descend to press the switch 8, the LED lamp beads 7 corresponding to the switches 8 are lightened, a plurality of light holes 4 corresponding to the LED lamp beads 7 are arranged on the upper cover 3, the lower ends of the light guide holes 4 extend onto the PCB 2, the upper cover 3 is covered with a transparent panel 6 for shielding all the light guide holes 4, the top layer of the panel 6 is attached with a shading film, colorless or colored symbols which are in one-to-one correspondence with the light guide holes 4 are printed on the shading film, and black shading backgrounds are printed on the shading film outside the symbols.

In this embodiment, light guide hole 4 is including offering light-emitting outlet 401 on the up end of upper cover 3 and connecting on light-emitting outlet 401 and to the glossy light pipe 402 of inner wall of 2 extensions of PCB board, and the lower extreme of light pipe 402 passes through sealing washer and 2 face butts of PCB board, and LED lamp pearl 7 that correspond with light guide hole 4 is located the sealing washer.

The utility model discloses the working process is: as shown in fig. 1-3, high definition indicating switch is shaded with colorful display effect when using, can print into different colours with different symbol 13 as required, the white light that LED lamp pearl 7 sent shows colouredly through colourful symbol after, the symbol 13 that the user observed becomes colourful promptly. When the LED lamp is used, an operator presses the button 5 to enable the button 5 to drive the transmission rod 11 to move downwards, the transmission rod 11 is pressed on the switch 8 to enable the switch to be switched on, the LED lamp beads 7 corresponding to the switch 8 are lightened, the LED lamp beads 7 emit light, and the light penetrates through the symbols 13 to display colors.

The above embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments in use, and are not intended to limit the invention; it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.

Claims

1. A high-definition backlight indicating switch with colorful display effect comprises a shell formed by mutually folding and connecting a base (1) and an upper cover (3), wherein a PCB (printed circuit board) (2) is fixedly arranged in the shell, a plurality of LED lamp beads (7) and a plurality of switches (8) which are in one-to-one correspondence with the LED lamp beads (7) are arranged on the PCB (2), the high-definition backlight indicating switch is characterized in that button supports (9) which are in one-to-one correspondence with the switches (8) are arranged on the upper surface of the upper cover (3), a control hole which corresponds to one switch (8) is arranged on the upper cover (3) on one side of each button support (9), a transmission rod is inserted in the control hole, a button (5) is respectively and rotatably connected on each button support (9), the buttons (5) are connected with the transmission rod, the transmission rod is driven by the button (5) to descend the pressing switch (8), and the LED lamp beads (7) which correspond to the switches (8) are lightened, offer a plurality of leaded light holes (4) with LED lamp pearl (7) one-to-one on upper cover (3), leaded light hole (4) lower extreme extends to on PCB board (2) all the time, upper cover (3) coats and is stamped transparent panel (6) that shelters from all leaded light holes (4), panel (6) top layer is attached to have the photomask, the printing has colourless or colored symbol with leaded light hole (4) one-to-one on the photomask, the printing has black shading background on the photomask outside the symbol, leaded light hole (4) including offering light outlet (401) on upper cover (3) up end and connecting on light outlet (401) and to the glossy light pipe (402) of inner wall that PCB board (2) extended, leaded light pipe (402) lower extreme passes through sealing washer and PCB board (2) face butt, LED lamp pearl (7) that correspond with leaded light hole (4) are located the sealing washer.