CN211956063U

CN211956063U - Ultrathin double-sided screen

Info

Publication number: CN211956063U
Application number: CN202020549871.XU
Authority: CN
Inventors: 陈涛; 王鑫
Original assignee: Suzhou Caina Electronic Technology Co ltd
Current assignee: Suzhou Caina Electronic Technology Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2020-11-17
Anticipated expiration: 2030-04-15

Abstract

The utility model discloses an ultrathin double-sided screen, which comprises a bottom plate, a liquid crystal panel bracket, a light guide plate, a liquid crystal panel and a front frame; the liquid crystal panel supports extend along the longitudinal direction, the end parts of the liquid crystal panel supports extend along the thickness direction to form a protrusion, the two liquid crystal panel supports are fixedly arranged above and below the bottom plate through the protrusions, and the liquid crystal panel supports and the bottom plate are matched with each other to form a containing groove; the light guide plate is arranged in the accommodating groove; the liquid crystal panel is arranged on a liquid crystal panel bracket, and a front frame for fixing the liquid crystal panel is arranged at the end part of the liquid crystal panel. The double-side screen device is compact in structure, lighter and thinner, smaller in occupied space and cost-saving.

Description

Ultrathin double-sided screen

Technical Field

The utility model relates to a two-sided screen, concretely relates to ultra-thin two-sided screen.

Background

With the continuous progress of society and the continuous development of electronic technology, the application range of the liquid crystal display screen is increasingly wide. In public places with large people flow, such as supermarket stores, the single-sided screen cannot meet the watching requirements of people, and the double-sided screen with the screen on the front side and the back side is produced.

The conventional double-sided screen in the existing market is generally formed by stacking and assembling two single-sided display screens, so that the structure is more complex, and the double-sided screen is larger in thickness and occupies more space. When the double-sided screen needs to be installed in a narrow space, the thickness of the double-sided screen is large, and therefore the realization difficulty is high.

Therefore, a new double-sided screen needs to be designed, so that the double-sided screen is compact in structure, lighter and thinner, smaller in occupied space and cost-saving.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an ultra-thin two-sided screen, its compact structure, two-sided screen device is more frivolous, and the space that occupies is less, saves the cost.

In order to solve the technical problem, the utility model provides an ultrathin double-sided screen, which comprises a bottom plate, a liquid crystal plate bracket, a light guide plate, a liquid crystal panel and a front frame; the liquid crystal panel supports extend along the longitudinal direction, the end parts of the liquid crystal panel supports extend along the thickness direction to form a protrusion, the two liquid crystal panel supports are fixedly arranged above and below the bottom plate through the protrusions, and the liquid crystal panel supports and the bottom plate are matched with each other to form a containing groove; the light guide plate is arranged in the accommodating groove; the liquid crystal panel is arranged on a liquid crystal panel bracket, and a front frame for fixing the liquid crystal panel is arranged at the end part of the liquid crystal panel.

Preferably, a composite film, a light guide plate and a diffusion sheet are sequentially disposed between the liquid crystal panel holder and the light guide plate.

Preferably, a reflective sheet for reflecting light is disposed between the light guide plate and the bottom plate.

Preferably, one end of the bottom plate is provided with a bending part, the bending part is provided with a PCB and a control module, and the PCB is provided with a power circuit and a control circuit.

Preferably, the end of the PCB board is provided with a rectangular notch, the PCB board is provided with a data socket, and the data socket is embedded in the PCB board through the notch.

Preferably, the ultrathin double-sided screen comprises an LED light bar, the LED light bar is attached to the side face of the light guide plate, and LED light-emitting elements are arranged above and below the LED light bar respectively; the side face of the light guide plate is matched with the side face of the liquid crystal panel to form a light incident face.

Preferably, the ultrathin double-sided screen comprises a side frame, wherein the upper end and the lower end of the side frame extend out to be provided with connecting rafters, and the connecting rafters are clamped between the liquid crystal panel and the convex rafters.

Preferably, the end part of the front frame is provided with a mounting hole; and a hoisting assembly for hanging and installing the ultrathin double-sided screen is fixedly arranged on the front frame through the mounting hole.

Preferably, the liquid crystal panel bracket, the composite film, the light guide plate, the diffusion sheet, the light guide plate, the reflection sheet and the bottom plate are sequentially connected through fixing posts.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses well liquid crystal panel support and bottom plate mutually support and form the storage tank, and the light guide plate sets up in the storage tank, and liquid crystal display panel sets up on liquid crystal panel support, reduces the structural complexity of two-sided screen, has saved the cost, makes the structure of two-sided screen more compact; through the mutual cooperation of the liquid crystal panel bracket and the bottom plate, the double-sided screen is lighter and thinner, and occupies smaller space.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic structural view of the utility model with the front frame, the side frames, the hoisting assembly and the LED light bar removed;

FIG. 3 is a schematic view of a portion of the area A in FIG. 2;

fig. 4 is a schematic cross-sectional view along the direction C-C of fig. 1.

The LED light bar comprises a lifting component 1, a front frame 2, a side frame 3, a liquid crystal panel 4, a mounting hole 21, a PCB 22, a control module 23, a connecting rafter 24, a bending part 31, a convex rafter 32, a liquid crystal panel bracket 33, a light guide plate 34, a reflecting sheet 35, a bottom plate 36, a diffusion sheet 37, a brightness enhancement sheet 38, a composite film 39 and an LED light bar 41.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the utility model discloses an ultra-thin double-sided screen, include:

a chassis 36, a liquid crystal panel holder 33, a light guide plate 34, a liquid crystal panel 4, and a front frame 2.

The liquid crystal panel 4 is made of BOE glass, the liquid crystal panel holders 33 extend in the longitudinal direction, the end portions of the liquid crystal panel holders 33 extend in the thickness direction to form a protrusion 32, the two liquid crystal panel holders 33 are fixedly disposed above and below the bottom plate 36 by the protrusion 32, and the liquid crystal panel holders 33 and the bottom plate 36 are fitted with each other to form a receiving groove. The light guide plate 34 is disposed in the receiving container, the liquid crystal panel 4 is disposed on the liquid crystal panel holder 33, the front frame 2 for fixing the liquid crystal panel 4 is disposed at an end portion of the liquid crystal panel 4, and the front frame 2 is adhered to the liquid crystal panel 4. The structural complexity of the double-sided screen is reduced, the cost is saved, and the structure of the double-sided screen is more compact; the liquid crystal panel holder 33 and the bottom plate 36 are mutually matched, so that the double-sided screen is lighter and thinner, and occupies smaller space.

A composite film 39, a brightness enhancement film 38 and a diffusion sheet 37 are sequentially disposed between the liquid crystal panel holder 33 and the light guide plate 34. A reflection sheet 35 for reflecting light is provided between the light guide plate 34 and the bottom plate 36. The liquid crystal panel holder 33, the composite film 39, the light guide plate 34, the diffusion sheet 37, the light guide plate 34, the reflection sheet 35, and the chassis 36 are connected in sequence by fixing posts. The connection mode is simple, the reliability is strong, and the cost can be saved.

One end of the bottom plate 36 is provided with a bending part 31, the bending part 31 is fixed with a PCB 22 and a control module 23, the PCB 22 is provided with a power circuit and a control circuit, and the complexity of the circuit board is reduced. The two liquid crystal panels 4 have the substantial function of bidirectional display, and have strong reliability and excellent performance.

A rectangular notch is formed in the end of the PCB 22, and a data jack is further disposed on the PCB 22 and is embedded in the PCB 22 through the notch. The overall thickness of the PCB 22 and the data jack is reduced, so that the internal structure of the double-sided screen is more compact, and the double-sided screen is lighter and thinner overall.

The ultrathin double-sided screen further comprises an LED lamp strip 41, the LED lamp strip 41 is attached to the side face of the light guide plate 34, LED light-emitting elements are arranged above and below the LED lamp strip 41 respectively, energy consumption loss is reduced, and the side face of the light guide plate 34 is matched with the side face of the liquid crystal panel 4 to form an integrated light incident face. The light emitting elements in the LED light bar 41 project light into the double-sided screen through the light incident surface.

Comprises a side frame 3, wherein the upper end and the lower end of the side frame 3 are extended with connecting rafters 24, and the connecting rafters 24 are clamped between a liquid crystal panel 4 and a convex rafter 32. The side frames 3 are stably connected, and the internal structure of the double-sided screen is more compact.

Mounting holes 21 are respectively formed at the end of the front frame 2 and the end of the bottom plate 36, and the mounting holes 21 are coaxially arranged; the hoisting assembly 1 for hanging and installing the ultrathin double-sided screen is fixedly arranged on the front frame 2 through the installation hole 21. Through setting up above-mentioned hoist and mount subassembly 1, can be according to the nimble installation height of adjusting two-sided screen main part of user's demand and the angle of slope. The comfort of the user in watching is enhanced.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An ultra-thin double-sided screen, comprising:

the liquid crystal display device comprises a bottom plate, a liquid crystal panel bracket, a light guide plate, a liquid crystal panel and a front frame;

the liquid crystal panel supports extend along the longitudinal direction, the end parts of the liquid crystal panel supports extend along the thickness direction to form a protrusion, the two liquid crystal panel supports are respectively and fixedly arranged above and below the bottom plate through the protrusions, and the liquid crystal panel supports and the bottom plate are mutually matched to form a containing groove; the light guide plate is arranged in the accommodating groove; the liquid crystal panel is arranged on a liquid crystal panel bracket, and a front frame for fixing the liquid crystal panel is arranged at the end part of the liquid crystal panel.

2. The ultra-thin double-sided screen as claimed in claim 1, wherein a composite film, a light guide plate and a diffusion sheet are sequentially disposed between the liquid crystal panel supporter and the light guide plate.

3. The ultra-thin double-sided screen as claimed in claim 2, wherein a reflective sheet for reflecting light is disposed between the light guide plate and the bottom plate.

4. The ultra-thin double-sided screen as claimed in claim 3, wherein one end of the bottom plate is provided with a bending part, the bending part is provided with a PCB and a control module, and the PCB is provided with a power circuit and a control circuit.

5. The ultra-thin double-sided screen of claim 4, wherein the end of the PCB board is provided with a rectangular notch, the PCB board is provided with a data socket, and the data socket is embedded on the PCB board through the notch.

6. The ultrathin double-sided screen as claimed in claim 5, comprising an LED light bar, wherein the LED light bar is attached to the side surface of the light guide plate, and LED light emitting elements are respectively arranged above and below the LED light bar; the side face of the light guide plate is matched with the side face of the liquid crystal panel to form a light incident face.

7. The ultra-thin double-sided screen of claim 6, comprising a side frame, wherein the upper and lower ends of the side frame are extended with connectors, and the connectors are arranged between the liquid crystal panel and the protruded rafters.

8. The ultra-thin double-sided screen of claim 7, wherein the end of the front frame is provided with a mounting hole; and a hoisting assembly for hanging and installing the ultrathin double-sided screen is fixedly arranged on the front frame through the mounting hole.

9. The ultra-thin double-sided screen as claimed in claim 8, wherein the liquid crystal panel support, the composite film, the light guide plate, the diffusion sheet, the light guide plate, the reflection sheet and the bottom plate are sequentially connected by fixing posts.