CN216212048U

CN216212048U - Digital display screen

Info

Publication number: CN216212048U
Application number: CN202122349020.8U
Authority: CN
Inventors: 赵应成; 房锦
Original assignee: Suzhou Ginier Machinery Technology Co ltd
Current assignee: Suzhou Ginier Machinery Technology Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-04-05
Anticipated expiration: 2031-09-27

Abstract

The utility model relates to a digital display screen, comprising: the light source device comprises a shell, wherein a circuit board is arranged in the shell, a plurality of light emitting sources are arranged on the circuit board, a rubber layer is arranged on the circuit board, the light emitting sources on the circuit board are sealed, light leakage is reduced, and meanwhile, an adjusting button is integrated on the rubber layer. The rubber layer is provided with a light guide forming layer which guides light beams into complete digital strokes, and the light guide forming layer is provided with a diffusion thin film layer which enables the light beams displayed by the digital strokes to be uniform. The light source is sealed by the rubber layer, so that light leakage of the light source is prevented, the definition of displayed digits is ensured, light beams are guided into complete digital strokes by the light guide forming layer, the displayed digits are continuous, the light beams displayed by the digital strokes are uniform by the diffusion film layer, and the problems that the light source of the traditional digital display screen is easy to leak light, the displayed digits are fuzzy, the light emitting brightness is not uniform enough, the displayed digital strokes are discontinuous, and the integration degree is not sufficient are solved.

Description

Digital display screen

Technical Field

The utility model relates to the technical field of display screens, in particular to a digital display screen.

Background

The digital display screen is mostly arranged on various household appliances, and mainly comprises a luminous source, a circuit board for bearing the luminous source and a shell for protecting. The traditional digital display screen has the following defects: firstly, the light leakage of the light source is easy, and the display number is fuzzy; secondly, the brightness is not uniform enough, and the displayed digital strokes are discontinuous, so that the display effect is influenced; thirdly, the integration level is not enough, and the volume is large.

Therefore, a digital display screen is needed to be designed, which aims to concentrate the light beams of the light emitting sources, prevent light leakage and ensure clear display of the digital signals.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the problems that the light source is easy to leak light and the display number is fuzzy in the prior art.

In order to solve the above technical problem, the present invention provides a digital display screen, comprising: the LED lamp comprises a shell, wherein a circuit board is arranged in the shell, a plurality of light emitting sources are arranged on the circuit board, and a rubber layer is arranged on the circuit board and seals the light emitting sources on the circuit board to reduce light leakage.

In one embodiment of the present invention, a plurality of through holes are disposed on the rubber layer, and the light emitting source is located in the through holes.

In one embodiment of the utility model, the shape of the through hole is adapted to the shape of the light emitting source.

In one embodiment of the utility model, a light guide shaping layer is arranged on the rubber layer and is used for guiding the light beams into complete digital strokes, and a diffusion film layer is arranged on the light guide shaping layer so that the light beams displayed by the digital strokes are uniform.

In an embodiment of the utility model, a plurality of strip-shaped light emitting holes are arranged on the light guide shaping layer, the light emitting source is located at the center of the strip-shaped light emitting holes, and the plurality of strip-shaped light emitting holes are distributed into a "-", "1", "-", and "8" -shaped structure.

In one embodiment of the utility model, the diffusion film layer is made of a diffuse reflection material, the diffuse reflection material changes a point light source into a surface light source, light rays are homogenized, the purpose of improving light efficiency is achieved, and meanwhile, glare or facula can be eliminated, and color development is improved.

In one embodiment of the utility model, the rubber layer is further provided with an adjusting button, and the adjusting button is connected with the circuit board and extends out of the light guide shaping layer and the diffuse reflection film layer.

In an embodiment of the present invention, the light emitting source is a light emitting diode, and the circuit board is a PCB.

In one embodiment of the utility model, the light emitting diode is soldered on the PCB board.

In one embodiment of the utility model, the housing comprises an upper shell and a lower shell, which are detachably connected.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

according to the digital display screen, the rubber layer is arranged, the rubber layer seals the light-emitting source, light leakage of the light-emitting source is prevented, the definition of displayed digits is guaranteed, light beams are guided into complete digital strokes through the light guide forming layer, the displayed digits are continuous, the light beams displayed by the code strokes are uniform through the diffusion film layer, and the problems that the light-emitting source of the traditional digital display screen is easy to leak light, the displayed digits are fuzzy, the light-emitting brightness is not uniform enough, and the displayed digit strokes are discontinuous are solved.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic diagram of the circuit board structure of the present invention;

FIG. 4 is a schematic diagram of the structure of the rubber layer of the present invention;

FIG. 5 is a schematic view of a light guiding shaping layer structure according to the present invention;

FIG. 6 is a schematic view of the structure of a diffusing film layer of the present invention.

The specification reference numbers indicate: 1. a housing; 101. an upper shell; 102. a lower case; 2. a circuit board; 3. a light emitting source; 4. a rubber layer; 5. a through hole; 6. a light guide shaping layer; 7. a strip-shaped light emitting hole; 8. a diffusion thin film layer; 9. and adjusting the button.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

Referring to fig. 1 to 6, a digital display screen of the present invention includes: the light leakage reduction device comprises a shell 1, wherein a circuit board 2 is arranged in the shell 1, a plurality of light emitting sources 3 are arranged on the circuit board 2, a rubber layer 4 is arranged on the circuit board 2, and the light emitting sources 3 on the circuit board 2 are sealed to reduce light leakage.

The working principle and the beneficial effects of the technical scheme are as follows: control light emitting source 3 through circuit board 2 and give out light, through setting up rubber layer 4, rubber layer 4 is sealed with light emitting source 3, prevents the 3 light leaks of light emitting source, guarantees to show digital definition, has solved the easy light leak of traditional digital display screen light emitting source 3, shows the fuzzy problem of digit.

Preferably, a plurality of through holes 5 are formed in the rubber layer 4, and the light emitting source 3 is located in the through holes 5.

Utilize through-hole 5 on the rubber layer 4 to seal light emitting source 3, prevent the light leak, and keep apart between a plurality of light emitting source 3, prevent the light crosstalk between a plurality of light emitting source 3, make the display digit clear.

Preferably, the shape of the through hole 5 is adapted to the shape of the light emitting source 3.

The shape of the through hole 5 is the same as that of the light-emitting source 3, so that the sealing effect of the rubber layer 4 is improved, and the definition of displayed figures is ensured.

Preferably, a light guide forming layer 6 is arranged on the rubber layer 4 to guide the light beams into complete digital strokes, and a diffusion film layer 8 is arranged on the light guide forming layer 6 to make the light beams displayed by the digital strokes uniform.

The light guide shaping layer 6 can continuously display digital strokes to form complete numbers, and the diffusion film layer 8 enables the luminous brightness of the luminous source to be uniform, so that the display effect is guaranteed.

Preferably, a plurality of strip-shaped light emitting holes 7 are formed in the light guide forming layer 6, the light emitting source 3 is located in the center of the strip-shaped light emitting holes 7, and the strip-shaped light emitting holes 7 are distributed to form a structure in a shape like a Chinese character- "," 1 ",", "8".

The light emitting source 3 is located at the center of the bar-shaped light emitting hole 7, when the light emitting source 3 emits light, the bar-shaped light emitting hole 7 guides the light beam of the light emitting source 3 into a bar shape, and the bar-shaped light emitting holes 7 are distributed into structures of- "," 1 "," "8" "," "," "1", "" and "" 8 "", so that the bar-shaped light emitting holes 7 can be illuminated by adjusting different light emitting sources 3, different numbers are formed by the bar-shaped light emitting holes 7, the displayed number strokes are continuous, and the display effect of the displayed numbers is ensured.

Preferably, the diffusion film layer 8 is made of a diffuse reflection material, and the diffuse reflection material changes a point light source into a surface light source to homogenize light.

The diffuse reflection material can change a point light source into a surface light source, and the light is homogenized, so that the purpose of improving the light effect is achieved, and meanwhile, glare or light spots can be eliminated, and the color development is improved.

Preferably, an adjusting button 9 is further disposed on the adhesive layer 4, and the adjusting button 9 is connected to the circuit board 2 and extends out of the light guide shaping layer 6 and the diffusion film layer 8.

Through setting up adjustment button 9, can be through the digit of adjustment button 9 control digital display screen demonstration, through integrated adjustment button, solved the problem of little space high integration.

Preferably, the light emitting source 3 is a light emitting diode, and the circuit board 2 is a PCB.

The light-emitting diode and the PCB are mature in technology, materials are convenient to obtain, the price is low, and the manufacturing cost of the digital display screen is reduced.

Preferably, the light emitting diode is soldered on the PCB.

The light-emitting diode is welded on the PCB, the connection mode is stable, and the light-emitting stability of the light-emitting diode is ensured.

Wherein, preferably, the housing 1 comprises an upper shell 101 and a lower shell 102, and the upper shell 101 and the lower shell 102 are detachably connected.

The upper shell 101 and the lower shell 102 can be detachably connected, so that the shell 1 can be conveniently detached, and the device in the shell 1 can be conveniently maintained.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. A digital display screen, comprising: shell (1), set up circuit board (2) in shell (1), set up a plurality of light emitting source (3) on circuit board (2), its characterized in that: the circuit board (2) is provided with a rubber layer (4) which seals the light emitting source (3) on the circuit board (2) to reduce light leakage.

2. A digital display screen in accordance with claim 1, wherein: the rubber layer (4) is provided with a plurality of through holes (5), and the light emitting source (3) is positioned in the through holes (5).

3. A digital display screen in accordance with claim 2, wherein: the shape of the through hole (5) is matched with that of the light-emitting source (3).

4. A digital display screen in accordance with claim 1, wherein: the rubber layer (4) is provided with a light guide forming layer (6) for guiding light beams into complete digital strokes, and the light guide forming layer (6) is provided with a diffusion film layer (8) for enabling the light beams displayed by the digital strokes to be uniform.

5. A digital display screen in accordance with claim 4, wherein: set up a plurality of bar luminescent hole (7) on leaded light shaping layer (6), light emitting source (3) are located bar luminescent hole (7) central point puts, and a plurality of bar luminescent hole (7) distribute into "-", "1", "-", 8 "font structure.

6. A digital display screen in accordance with claim 4, wherein: the diffusion film layer (8) is made of diffuse reflection materials, and the diffuse reflection materials change point light sources into surface light sources to homogenize light.

7. A digital display screen in accordance with claim 4, wherein: still set up adjustment button (9) on glue film (4), adjustment button (9) with circuit board (2) are connected to stretch out leaded light shaping layer (6), diffusion thin film layer (8).

8. A digital display screen in accordance with claim 1, wherein: the light emitting source (3) is a light emitting diode, and the circuit board (2) is a PCB.

9. A digital display screen in accordance with claim 8, wherein: the light emitting diode is welded on the PCB.

10. A digital display screen in accordance with claim 1, wherein: the shell (1) comprises an upper shell (101) and a lower shell (102), and the upper shell (101) and the lower shell (102) are detachably connected.