CN209767686U - Double-sided television with double-sided laminating full-screen - Google Patents

Abstract

The utility model discloses a two-sided TV of full screen of two-sided laminating, be in including base and setting backplate on the base, one side of backplate is provided with the liquid crystal display module group, the opposite side of backplate is provided with the LED screen and is used for supporting the support of LED screen through the redesign backplate and the structure of LED lamp strip, has satisfied the outdoor demand of watching through the LED screen of hi-lite, has realized the TV effect of the full screen of two-sided full laminating simultaneously.

Description

Double-sided television with double-sided laminating full-screen

Technical Field

The utility model relates to a display device, more specifically say, it relates to a two-sided TV of two-sided laminating full-face screen.

background

At present, a display screen with double-sided display, such as a double-sided television, is widely applied to advertising machines, saves space and has better integrity compared with the case of using two televisions.

The conventional double-sided television has two sides made of liquid crystal glass, has relatively low brightness, is generally used indoors and cannot meet the requirement of long-distance watching.

Therefore, the prior art still needs to be improved and developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a two-sided TV of full screen of two-sided laminating through the structure of redesign backplate and LED lamp strip, has realized the TV effect of the full screen of two-sided full laminating.

The above technical purpose of the present invention can be achieved by the following technical solutions:

The utility model provides a two-sided TV of full screen of two-sided laminating, includes the base and sets up backplate on the base, one side of backplate is provided with the liquid crystal display module assembly, the opposite side of backplate is provided with the LED screen and is used for supporting the support of LED screen.

The double-sided TV of two-sided laminating full-face screen, wherein, the LED screen include LED lamp strip and set up in the assembly PCB board of LED lamp strip side, LED lamp strip includes lamp strip PCB board and sets up the luminous RGB three-colour lamp pearl of side on the lamp strip PCB board.

The double-sided television with the double-sided attached full-face screen is characterized in that the support comprises a support column for supporting the LED lamp strips, needle bases connected with the LED lamp strips are arranged on the assembly PCB, and the LED lamp strips are connected in an inserted mode through connectors.

The double-sided TV of two-sided laminating full-face screen, wherein, the backplate orientation the one side of LED screen is provided with and is used for holding the recess of LED lamp strip, assembly PCB board set up in the inboard of recess, support column fixed connection in the backplate, be provided with on the support column and be used for the block to connect the fixed slot of lamp strip PCB board.

The double-sided television with the double-sided attached full-face screen is characterized in that a control circuit and a power supply circuit are arranged in the assembly PCB, the control circuit and the power supply circuit are respectively connected into the base through a control line and a power line, and the control line and the power line are both arranged in the base.

The double-sided television with the double-sided attached full-face screen is characterized in that a glass cover plate is arranged on the outer side of the LED screen, a step frame used for fixing the glass cover plate is arranged on the back plate, and light-tight parts are arranged at two ends of the glass cover plate.

The double-sided TV of two-sided laminating full-face screen, wherein, the attached setting of liquid crystal display module assembly is in on the backplate, the backplate is provided with the control panel and is used for holding towards the one side of liquid crystal display module assembly the little backshell of control panel.

The double-sided television with the double-sided attached full-face screen is characterized in that the back plate is provided with a light guide plate, a clamping groove for assisting in supporting the light guide plate and a heat dissipation piece.

The double-sided television with the double-sided attached full-face screen is characterized in that the heat dissipation piece comprises a heat dissipation strip or a heat soaking layer.

The double-sided television with the double-sided attached full-screen is characterized in that a main board, a power panel and a loudspeaker are arranged in the base.

In summary, the utility model realizes the television effect of the double-sided full-laminated full-face screen by redesigning the structures of the back plate and the LED light bar; the liquid crystal display module is adopted in a short distance to watch indoors, the advantage of fine and clear image quality is achieved, the LED screen is adopted in a long distance to watch outdoors, and the advantage of high brightness is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of the dual-sided television in this embodiment.

Fig. 2 is an exploded view of the entire structure of the double-sided television set in this embodiment.

Fig. 3 is a schematic structural diagram of the LED display screen in this embodiment.

FIG. 4 is a schematic view of the assembly of the LED light bar and the assembly PCB in the present embodiment.

Fig. 5 is a schematic view of a fixing structure of the LED light bar in the present embodiment.

FIG. 6 is a schematic diagram of an internal structure of the back plate and the LCD module of the present embodiment.

Fig. 7 is an enlarged view at a in fig. 2.

In the figure: 1. a base; 11. a main board; 12. a power panel; 13. a speaker; 14. mounting grooves; 2. a back plate; 21. a support; 211. a support pillar; 212. fixing grooves; 22. a groove; 23. a step frame; 24. a small rear shell; 25. a card slot; 26. a heat sink; 3. a liquid crystal display module; 31. a control panel; 32. a light guide plate; 4. an LED screen; 41. an LED light bar; 411. a side-lighting RGB three-color lamp bead; 42. assembling a PCB board; 421. a needle seat; 422. a control line; 423. a power line; 43. a connector; 44. a glass cover plate; 441. a light opaque portion.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b): the utility model provides a two-sided TV of two-sided laminating full-face screen, as shown in fig. 1 and fig. 2, is in including base 1 and setting backplate 2 on the base 1, one side of backplate 2 is provided with liquid crystal display module 3, the opposite side of backplate 2 is provided with LED screen 4, be provided with on backplate 2 and be used for supporting the support 21 of LED screen 4.

In this embodiment, the liquid crystal display module 3 and the LED screen 4 share one back plate 2 and are respectively disposed on two sides of the back plate 2, and since the brightness of the LED screen 4 can be set to exceed 5000nit, the brightness is high, and one side of the LED screen 4 can be inlaid on the architectural glass, which is suitable for remote viewing. Therefore, the liquid crystal display module 3 is used for watching indoors in a short distance, the advantage of fine and clear image quality is achieved, the LED screen 4 is used for watching outdoors in a long distance, and the advantage of high brightness is achieved. Meanwhile, the double-sided television and the building decoration can be integrated, so that the double-sided television becomes a part of the building.

According to actual requirements, one set of control board 31 can be selected to control one screen, or a plurality of sets of control boards 31 can be selected to control one LED screen 4, and the LED screen 4 is displayed in a split screen mode.

As shown in fig. 3 to 5, the LED screen 4 includes an LED light bar 41 and an assembly PCB board 42 disposed at a side of the LED light bar 41, the LED light bar 41 includes a light bar PCB board and side light-emitting RGB three-color light beads 411 disposed on the light bar PCB board.

In this embodiment, the LED screen 4 includes the side-emitting RGB three-color lamp beads 411 with small spacing, the number and spacing of the lamp beads are selected according to actual requirements, the more the lamp beads are, the smaller the spacing is, the finer the picture is, for example, the pixel spacing is 3.9 × 7.8mm, 7.8 × 7.8mm or 10.4 × 10.4 mm. Wherein, every lamp pearl is according to demand individual control or subregion control. Because RGB three-colour lamp pearl all need select the lamp pearl of same color lump on a screen, the lamp pearl of different color lumps can lead to the colour to have the difference, consequently, the voltage of lamp pearl and parameters such as luminance are same gear.

The support 21 includes a support column 211 for supporting the LED light bars 41, a needle seat 421 connected to the LED light bars 41 is disposed on the assembly PCB 42, and the LED light bars 41 are connected to each other by a connector 43.

The LED lamp strips 41 are connected in an inserted mode through assembly PCB boards 42 on the left side and the right side, the connectors 43 are inserted connectors 43, if pins are too many, FPC (flexible printed circuit) flexible boards can be used for connection, the assembly PCB boards 42 are aluminum base boards with the thickness of 1.6mm or more, and the LED lamp strips are not prone to warping while heat dissipation is guaranteed.

Specifically, combine fig. 2 and fig. 5 to show be provided with support column 211 on backplate 2 at LED lamp strip 41 position, support column 211 is used for supporting LED lamp strip 41, and simultaneously, according to the size of size and the deformation that backplate 2 probably produced, support column 211 can set up to rectangular shape support column or many support columns, and support column 211 assists the lamp strip heat dissipation on the one hand, regards as backplate 2's strengthening rib simultaneously, guarantees 2 intensity of backplate, non-deformable. In order to ensure better heat dissipation effect, the back plate 2 can adopt an aluminum alloy back plate 2, or a heat dissipation coating material is added on the back plate 2.

Backplate 2 orientation one side of LED screen 4 is provided with and is used for holding the recess 22 of LED lamp strip 41, assembly PCB board 42 set up in the inboard of recess 22, support column 211 fixed connection in backplate 2, be provided with on the support column 211 and be used for the block to connect the fixed slot 212 of lamp strip PCB board.

Specifically, 2 one sides of backplate towards LED screen 4 are provided with recess 22, recess 22 is used for holding LED lamp strip 41, the both sides of recess 22 are used for laminating the assembly PCB board 42 that LED lamp strip 41 corresponds, support column 211 adopts sticky or screw mode fixed, the preferred Source-PCB board of assembly PCB board 42, the assembly PCB board 42 that LED lamp strip 41 corresponds is fixed and on backplate 2 through sticky or screw fixation's mode. The circuit of RGB three-colour lamp pearl on LED lamp strip 41 is received on both sides assembly PCB board 42 to adopt and connect to the plug-in mode, when better support LED lamp strip 41, the connecting path is shorter, and contact impedance and transmission impedance are littleer.

Referring to fig. 2 and 3, a control circuit and a power supply circuit are arranged in the assembly PCB 42, the control circuit and the power supply circuit are respectively connected to the base 1 through a control line 422 and a power line 423, and the control line 422 and the power line 423 are both arranged in the base 1.

Specifically, the control circuit and the power supply circuit are arranged in the assembly PCB boards 42 on both sides, the assembly PCB boards 42 on both sides are fixed on the frames on both sides of the back plate 2, and the assembly PCB lines on both sides are received to the center through the connecting line and then are switched into the base 1. The control line 422 and the power line 423 may be divided into two lines or may be combined into one line.

Referring to fig. 2 and 7, a glass cover plate 44 is disposed on an outer side of the LED screen 4, a step frame 23 for fixing the glass cover plate 44 is disposed on the back plate 2, and opaque portions 441 are disposed at two ends of the glass cover plate 44.

Specifically, the outside of backplate 2 is provided with step frame 23, the laminating has the glass apron 44 that is used for protecting LED lamp strip 41 on the step frame 23, and wherein LED lamp strip 41 part frame adopts welding or sticky mode to fix on backplate 2. The left end and the right end of the glass cover plate 44 are subjected to non-light projection treatment according to specific sizes, and black silk screen printing or other opaque ink can be used, so that the assembly PCBs and the connecting parts at the two ends are covered, and the effect of comprehensive screen in vision is achieved. In the embodiment, the glass cover plate 44 is made of 2T or other common white glass, and is subjected to physical semi-tempering treatment, and a transparent explosion-proof film is attached to the inside of the glass cover plate to prevent the glass from cracking.

As shown in fig. 2 and fig. 6, the liquid crystal display module 3 is attached to the back plate 2, and a control board 31 and a small back case 24 for accommodating the control board 31 are disposed on a surface of the back plate 2 facing the liquid crystal display module 3.

In this embodiment, the liquid crystal display module 3 is in a full-lamination suspension type, the control panel 31 of the liquid crystal display module 3 and the assembly PCB corresponding to the liquid crystal display module 3 are vertically disposed, the T-CON board is preferably selected as the control panel 31, and the Source-PCB board is preferably selected as the assembly PCB.

The back plate 2 is provided with a light guide plate 32, a clamping groove 25 for assisting in supporting the light guide plate 32, and a heat dissipation member 26, and the heat dissipation member 26 includes a heat dissipation strip or a heat equalization layer.

Specifically, backplate 2 is integrated with heat dissipation strip and little backshell 24 towards the one side of LCD module, place the light guide plate 32 position on backplate 2 and seted up draw-in groove 25, draw-in groove 25 is used for the auxiliary stay light guide plate 32. One side of the liquid crystal display module 3 corresponds to the part below the LED lamp strip 41, and control panels 31 such as a T-CON board, a Source-PCB board and a COF-PCB board of the liquid crystal display module 3 are placed, and the control panels 31 are all vertically placed, so that the backward bending part of a common PCB is omitted, the thickness of the whole machine is reduced, and meanwhile, the arrangement of the LED screen 4 is facilitated.

In another embodiment, the LED light bar 41 is directly adhered to the back plate 2, the heat dissipation strip is omitted, in order to ensure heat dissipation, the brightness of one side of the liquid crystal display module 3 is properly reduced, for example, 250nit, the heat generated by the LED light bar 41 is correspondingly reduced due to the reduced brightness, and if the temperature exceeds the specified using temperature of the light bead, for example, 70 ℃, a heat equalizing layer can be added on the back plate 2, and the heat equalizing layer includes a heat equalizing film, a graphite sheet or a graphene coating.

As shown in fig. 2, two sides of the back plate 2 of the double-sided screen are respectively the attached liquid crystal display module 3 and the LED screen 4 with the attached glass cover plate 44, so that the two sides of the double-sided screen are both frameless full-sided screens, and the visual effect is better. Meanwhile, the base 1 and the double-sided screen are designed in a split mode, the middle of the base is connected through a conducting wire, or the double-sided screen is inserted into the base 1.

Be provided with mainboard 11, power strip 12 and speaker 13 in the base 1, it is concrete, be provided with mounting groove 14 on the base 1, two-sided vertical putting into mounting groove 14 of screen, be provided with power strip 12, mainboard 11, speaker 13, wifi module, bluetooth module and relevant control panel in the base 1.

In conclusion, the television effect of the double-sided full-face-fit screen is achieved by redesigning the structures of the back plate and the LED light bars. The double-sided display is mainly used in a shopping mall, one side of the high-brightness LED screen in the double-sided television is embedded on the building glass outside the shopping mall, and one side of the liquid crystal screen faces the indoor space, so that the purpose of displaying and playing contents at the building glass is achieved.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (10)

1. The utility model provides a two-sided TV of full screen of two-sided laminating, characterized by: the LED screen support is characterized by comprising a base and a back plate arranged on the base, wherein a liquid crystal display module is arranged on one side of the back plate, and an LED screen and a support used for supporting the LED screen are arranged on the other side of the back plate.

2. The double-sided television of claim 1, wherein the double-sided television further comprises: the LED screen comprises an LED lamp bar and an assembly PCB arranged on the side face of the LED lamp bar, wherein the LED lamp bar comprises a lamp bar PCB and side light-emitting RGB (red, green and blue) three-color lamp beads arranged on the lamp bar PCB.

3. The double-sided conformable full-screen television of claim 2, wherein: the support is including being used for supporting the support column of LED lamp strip, be provided with on the assembly PCB board with the needle file that LED lamp strip is connected, connect through the connector between the LED lamp strip to inserting.

4. A double-sided television of a double-sided conformable full screen as claimed in claim 3, wherein: the backplate orientation one side of LED screen is provided with and is used for holding the recess of LED lamp strip, assembly PCB board set up in the inboard of recess, support column fixed connection in the backplate, be provided with on the support column and be used for the block to connect the fixed slot of lamp strip PCB board.

5. The double-sided television of claim 4, wherein the double-sided television further comprises: the PCB assembly is characterized in that a control circuit and a power supply circuit are arranged in the PCB and are respectively switched into the base through a control line and a power line, and the control line and the power line are both arranged in the base.

6. The double-sided television of claim 1, wherein the double-sided television further comprises: the LED screen comprises a back plate and is characterized in that a glass cover plate is arranged on the outer side of the LED screen, a step frame used for fixing the glass cover plate is arranged on the back plate, and light-tight parts are arranged at two ends of the glass cover plate.

7. The double-sided television of claim 1, wherein the double-sided television further comprises: the liquid crystal display module is attached to the back plate, and a control plate and a small back shell used for containing the control plate are arranged on one face, facing the liquid crystal display module, of the back plate.

8. The double-sided conformable full-screen television of claim 7, wherein: the back plate is provided with a light guide plate, a clamping groove and a heat dissipation piece, wherein the clamping groove and the heat dissipation piece are used for assisting in supporting the light guide plate.

9. The double-sided conformable full-screen television of claim 8, wherein: the heat sink includes a heat dissipation strip or a heat spreader layer.

10. The double-sided television of claim 1, wherein the double-sided television further comprises: a mainboard, a power panel and a loudspeaker are arranged in the base.