CN218729698U

CN218729698U - LED digital display device

Info

Publication number: CN218729698U
Application number: CN202222591813.5U
Authority: CN
Inventors: 郑炜龙; 龚文明
Original assignee: Hangzhou Zheju Electronic Technology Co ltd
Current assignee: Hangzhou Zheju Electronic Technology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-03-24
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a LED digital display device aims at providing one kind and can make the better LED digital display device of homogeneity of display screen glazing, and it includes casing and diaphragm, is equipped with the PCB board in the casing, and the PCB board can be dismantled with the casing and be connected, is equipped with a plurality of LED lamp on the PCB board, and the LED lamp is connected with PCB board electricity, is equipped with a plurality of and LED lamp one-to-one's light trap on the casing, and the diaphragm just covers a plurality of light trap completely with the outside fixed connection of casing. The utility model has the advantages that: the uniformity of the light source on the membrane is improved, the light leakage phenomenon is reduced, and the aim of enabling the uniformity of light on the display screen to be good is fulfilled; through the design of the first circuit board and the second circuit board, the first circuit board can meet the arrangement of more LED lamps, and the second circuit board is used for controlling, so that the function display on the diaphragm is more comprehensive and clear.

Description

LED digital display device

Technical Field

The utility model belongs to the technical field of the relevant technique of diaphragm display device and specifically relates to indicate a LED digital display device.

Background

Digital displays are digital display modules developed for displaying information such as characters, numbers, symbols, or figures, and are currently widely used in various electronic products, such as indicator lights or display devices of home appliances, audio equipment, video cameras, and instruments, for displaying characters or figures by using light emitting diodes or electroluminescence materials.

At present, digital displays in the market all adopt a side backlight light emitting mode, and the principle is that light emitting components are arranged on the periphery, the upper side, the lower side or the left side and the right side of a display screen in a strip shape.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome the not good not enough of homogeneity of display screen glazing among the prior art, provide one kind and can make the better LED digital display device of homogeneity of display screen glazing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a LED digital display device, it includes casing and diaphragm, be equipped with the PCB board in the casing, the PCB board can be dismantled with the casing and be connected, be equipped with a plurality of LED lamp on the PCB board, the LED lamp is connected with PCB board electricity, be equipped with a plurality of and the one-to-one light trap of LED lamp on the casing, the diaphragm just covers a plurality of light trap completely with the outside fixed connection of casing.

The LED lamp is characterized in that a PCB is arranged in the shell and detachably connected with the shell, a plurality of LED lamps are arranged on the PCB and electrically connected with the PCB, a plurality of light holes corresponding to the LED lamps one to one are formed in the shell, and a plurality of light holes are fixedly connected with the outer side of the shell and completely covered by the diaphragm. Design like this makes the LED lamp be located one side of light trap, and the diaphragm is located the corresponding opposite side of light trap for the LED lamp just passes through the light trap to the diaphragm, and the LED lamp shines directly on the diaphragm, has improved the homogeneity of light source on the diaphragm, reduces the light leak phenomenon, has reached and to have made the better purpose of homogeneity of display screen glazing.

Preferably, the diaphragm is provided with a display area, and the display area is internally provided with a plurality of light-transmitting blocks which correspond to the light-transmitting holes one by one. The LED lamp penetrates through the light transmission hole to penetrate into the corresponding light transmission block on the diaphragm directly, according to functional requirements, the arrangement of the LED lamp on the PCB can be in a plurality of 8 shapes, digital display is formed in the plurality of light transmission blocks directly, other single LED lamps penetrate through the light transmission hole to penetrate into the corresponding light transmission blocks on the diaphragm directly to form various unit name display, punctuation display, symbol display and the like, and the display function is comprehensive.

Preferably, the PCB comprises a first circuit board and a second circuit board, the first circuit board and the second circuit board are detachably connected with the shell, the first circuit board is located between the second circuit board and the light-transmitting hole, the LED lamps are located on the first circuit board and electrically connected with the first circuit board, a flat cable leading-in port, a control module and a flat cable leading-out port are arranged on the second circuit board, the flat cable leading-in port is electrically connected with the flat cable leading-out port through the control module, and the control module is electrically connected with the first circuit board. Through the design of the first circuit board and the second circuit board, the first circuit board can meet the arrangement of more LED lamps, and the second circuit board is used for controlling, so that the function display on the diaphragm is more comprehensive and clear.

Preferably, the first circuit board is located in the shell, the second circuit board covers the open end of the shell and is partially located outside the open end, and the flat cable lead-in port is located outside the open end. The flat cable lead-in port is positioned outside the opening end so as to be connected with an external circuit.

Preferably, the light hole is located at the bottom of the shell, the diaphragm is attached to and fixedly connected with the bottom of the shell, an outlet is formed in the edge of the bottom of the shell and communicated with the inside of the shell, and a flat cable outlet port corresponds to the outlet. The light holes are positioned at the bottom of the shell, and the diaphragm is attached to the bottom of the shell, so that the light leakage phenomenon between the light holes and the diaphragm can be avoided, and the uniformity of light on the display screen can be improved; the design of the leading-out port is convenient for the flat cable to be inserted with the flat cable leading-out port through the leading-out port, thereby realizing the control of the circuit.

Preferably, the edge of the shell is provided with a plurality of lugs, the lugs are fixedly connected with the shell, and the lugs are provided with mounting holes. The mounting hole on the lug plate is convenient for the mounting connection of the display device.

The utility model has the advantages that: the uniformity of the light source on the membrane is improved, the light leakage phenomenon is reduced, and the aim of enabling the uniformity of light on the display screen to be good is fulfilled; through the design of the first circuit board and the second circuit board, the first circuit board can meet the arrangement of more LED lamps, and the second circuit board is used for controlling, so that the function display on the diaphragm is more comprehensive and clear; the flat cable lead-in port is positioned outside the opening end and is convenient to be connected with an external circuit; the light holes are positioned at the bottom of the shell, and the diaphragm is attached to the bottom of the shell, so that the light leakage phenomenon between the light holes and the diaphragm can be avoided, and the uniformity of light on the display screen can be improved; the design of the leading-out port is convenient for the flat cable to be inserted with the flat cable leading-out port through the leading-out port, thereby realizing the control of the circuit; the mounting hole on the lug plate is convenient for the mounting connection of the display device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a front view of the present invention;

FIG. 4 is a left side view of FIG. 3;

fig. 5 is a right side view of fig. 3.

In the figure: 1. the LED lamp comprises a shell, a diaphragm, a PCB (printed circuit board), an LED lamp, a light-transmitting hole, a light-transmitting block, a printed circuit board I, a printed circuit board II, a flat cable lead-in port, a flat cable lead-out port, a printed circuit board II, a flat cable lead-out port, a lug and a mounting hole, wherein the diaphragm is 2, the PCB is 3, the LED lamp is 4, the light-transmitting hole is 5, the light-transmitting block is 6, the printed circuit board I is 7, the printed circuit board II is 8, the flat cable lead-in port is 9, the lug is 10, the lug is 11, and the mounting hole is 13.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1 and 2, an LED digital display device includes a housing 1 and a diaphragm 2, a PCB 3 is disposed in the housing 1, the PCB 3 is detachably connected to the housing 1, a plurality of LED lamps 4 are disposed on the PCB 3, the LED lamps 4 are electrically connected to the PCB 3, a plurality of light holes 5 corresponding to the LED lamps 4 are disposed on the housing 1, and the diaphragm 2 is fixedly connected to the outer side of the housing 1 and completely covers the plurality of light holes 5.

As shown in fig. 1, 2 and 4, a display area is disposed on the film 2, and a plurality of light-transmitting blocks 6 corresponding to the light-transmitting holes 5 are disposed in the display area.

As shown in fig. 2 and 5, the PCB 3 includes a first circuit board 7 and a second circuit board 8, both the first circuit board 7 and the second circuit board 8 are detachably connected to the housing 1, the first circuit board 7 is located between the second circuit board 8 and the light hole 5, the LED lamps 4 are located on the first circuit board 7 and electrically connected to the first circuit board 7, the second circuit board 8 is provided with a flat cable lead-in port 9, a control module and a flat cable lead-out port 10, the flat cable lead-in port 9 is electrically connected to the flat cable lead-out port 10 through the control module, and the control module is electrically connected to the first circuit board 7.

As shown in fig. 2 and 5, the first circuit board 7 is located inside the housing 1, the second circuit board 8 covers the open end of the housing 1 and is partially located outside the open end, and the flat cable lead-in port 9 is located outside the open end.

As shown in fig. 2, the light hole 5 is located at the bottom of the housing 1, the diaphragm 2 is attached to and fixedly connected with the bottom of the housing 1, an outlet 11 is arranged at the edge of the bottom of the housing 1, the outlet 11 is communicated with the inside of the housing 1, and the flat cable outlet 10 corresponds to the outlet 11.

As shown in fig. 2, 3 and 5, a plurality of lugs 12 are disposed on the edge of the housing 1, the lugs 12 are fixedly connected with the housing 1, and mounting holes 13 are disposed on the lugs 12.

LED lamp 4 is located one side of light trap 5, diaphragm 2 is located the corresponding opposite side of light trap 5, make LED lamp 4 just to diaphragm 2 through light trap 5, LED lamp 4 penetrates diaphragm 2 directly, the homogeneity of light source on diaphragm 2 has been improved, reduce the light leak phenomenon, and simultaneously, light trap 5 is located the bottom of casing 1 and diaphragm 2 and casing 1's bottom and laminates mutually, be favorable to avoiding the light leak phenomenon between light trap 5 and the diaphragm 2, thereby make the homogeneity of the glazing of display screen better.

In LED lamp 4 penetrates the printing opacity block 6 that should on the diaphragm 2 directly through light trap 5, according to the functional requirement, arranging of LED lamp 4 can be a plurality of 8 fonts on circuit board 7 to penetrate a plurality of printing opacity block 6 directly and form the digital display, other single LED lamps 4 penetrate corresponding printing opacity block 6 on the diaphragm 2 directly through light trap 5 and form various unit name demonstration, punctuation demonstration, symbol display etc. and the display function is comprehensive.

Through the design of the first circuit board 7 and the second circuit board 8, the first circuit board 7 can meet the arrangement of more LED lamps 4, and the second circuit board 8 is used for controlling, so that the function display on the diaphragm 2 is more comprehensive and clear.

Claims

1. The utility model provides a LED digital display device, characterized by, includes casing (1) and diaphragm (2), be equipped with PCB board (3) in casing (1), PCB board (3) can be dismantled with casing (1) and be connected, be equipped with a plurality of LED lamp (4) on PCB board (3), LED lamp (4) are connected with PCB board (3) electricity, be equipped with a plurality of and LED lamp (4) one-to-one light trap (5) on casing (1), diaphragm (2) just cover a plurality of light trap (5) completely with the outside fixed connection of casing (1).

2. The LED digital display device as claimed in claim 1, wherein the membrane (2) is provided with a display area, and the display area is provided with a plurality of light-transmitting blocks (6) corresponding to the light-transmitting holes (5).

3. The LED digital display device according to claim 1, wherein the PCB (3) comprises a first circuit board (7) and a second circuit board (8), the first circuit board (7) and the second circuit board (8) are both detachably connected with the housing (1), the first circuit board (7) is located between the second circuit board (8) and the light hole (5), the LED lamps (4) are located on the first circuit board (7) and electrically connected with the first circuit board (7), the second circuit board (8) is provided with a flat cable lead-in port (9), a control module and a flat cable lead-out port (10), the flat cable lead-in port (9) is electrically connected with the flat cable lead-out port (10) through the control module, and the control module is electrically connected with the first circuit board (7).

4. A LED digital display device as claimed in claim 3, wherein said first circuit board (7) is located inside the housing (1), said second circuit board (8) is located partially outside the open end of the housing (1) and covers the open end, and said flat cable lead-in port (9) is located outside the open end.

5. The LED digital display device according to claim 3 or 4, wherein the light hole (5) is located at the bottom of the shell (1), the diaphragm (2) is attached and fixedly connected with the bottom of the shell (1), an outlet (11) is arranged at the edge of the bottom of the shell (1), the outlet (11) is communicated with the inside of the shell (1), and the outlet (10) corresponds to the outlet (11).

6. The LED digital display device according to claim 1, 2, 3 or 4, wherein a plurality of lugs (12) are arranged on the edge of the shell (1), the lugs (12) are fixedly connected with the shell (1), and mounting holes (13) are arranged on the lugs (12).