CN220155106U

CN220155106U - Ventilated double-sided screen without light leakage

Info

Publication number: CN220155106U
Application number: CN202320673848.5U
Authority: CN
Inventors: 华锋; 梁健辉; 罗锡坤; 张春声; 凌思威; 高俊源
Original assignee: Huitong Zhixian Shenzhen Technology Co ltd
Current assignee: Huitong Zhixian Shenzhen Technology Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-12-08
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a ventilated and light-tight double-sided screen, which comprises: support skeleton and screen subassembly, screen subassembly include two LED screens that deviate from each other and set up, and two LED screens all connect on support skeleton, and the LED screen includes a plurality of parallel arrangement's LED lamp strip, leaves the gap between the adjacent LED lamp strip, and the gap between the LED lamp strip of one LED screen is suitable for being covered by the orthographic projection of the LED lamp strip of another LED screen. The ventilated and light-tight double-sided screen can ensure the ventilated and heat dissipation effect on the basis of double-sided display and can not leak light.

Description

Ventilated double-sided screen without light leakage

Technical Field

The utility model relates to the technical field of display screens, in particular to a ventilated double-sided screen without light leakage.

Background

The conventional LED display screen is required to provide an information release function for a bidirectional lane, and a conventional LED display screen needs to be respectively arranged on two sides of a road or a central isolation belt to meet the use requirement, which leads to the increase of construction cost. At present, in order to solve this problem, two-sided display's LED screen has appeared on the market, and the screen of two-sided display's LED screen on the market is mostly by a plurality of LED lamp strips of installing side by side constitutes, can lead to two-sided display's LED screen like this to watch from one side, and the sunlight can be followed the gap transmission between the LED lamp strip and come, leads to the light leak, and seals with the glue that does not leak light between installing the LED lamp strip side by side with a plurality of, then can lead to manufacturing cost increase again and still can hinder the heat dissipation of LED lamp strip.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide a ventilated double-sided screen without light leakage, which can ensure the ventilated heat dissipation effect on the basis of double-sided display and can not light leakage at the same time.

The utility model adopts the following technical scheme:

a ventilated, light-tight, double-sided screen, comprising: support skeleton and screen subassembly, screen subassembly includes two LED screens that deviate from each other and set up, and two LED screens all connect on the support skeleton, the LED screen includes a plurality of parallel arrangement's LED lamp strip, leaves the gap between the adjacent LED lamp strip, and the gap between the LED lamp strip of one LED screen is suitable for being covered by the orthographic projection of the LED lamp strip of another LED screen.

Further, the supporting framework comprises a bottom plate, the two ends of the length direction of the bottom plate are respectively connected with a left side plate and a right side plate, the top ends of the left side plate and the right side plate are connected with a top plate, and the two LED screens are respectively arranged at the two ends of the width direction of the bottom plate.

Further, the bottom plate, the left side plate, the right side plate and the top plate are all steel plates, the bottom plate is welded with the left side plate and the right side plate respectively, and the top plate is welded with the left side plate and the right side plate respectively.

Further, two angle iron connectors are respectively arranged between the bottom plate and the left side plate and between the bottom plate and the right side plate.

Further, the bottom plate orientation the one side of roof is provided with first side and leads to, the left side board orientation the one side of right side board is provided with the second side and leads to, the roof orientation the one side of bottom plate is provided with the third side and leads to, the right side board orientation the one side of left side board is provided with the fourth side and leads to, first side leads to, the second side leads to, the third side leads to and the fourth side leads to end to link to end in proper order.

Further, the third party is arranged on the top plate along the length direction of the top plate, a plurality of bases are arranged on the bottom plate along the length direction of the bottom plate, the bottoms of the LED screens are arranged on the bases, and the tops of the LED screens are connected with the third party through screw fastening.

Further, a hanging ring is arranged on one surface of the top plate, which faces away from the bottom plate.

Further, the bottom plate is provided with a threading hole and a flange plate connecting hole.

Compared with the prior art, the utility model has the beneficial effects that: when a user views information on one LED screen, sunlight entering from the direction of the other LED screen is directly blocked by the LED lamp strips of the other LED screen or is blocked by the LED lamp strips of the one LED screen after passing through gaps among the LED lamp strips of the other LED screen, so that light leakage is almost avoided, and the viewing effect of the user is improved. In addition, because gaps are arranged among the LED lamp strips of each LED screen, the LED screen has a good ventilation and heat dissipation effect, and the use reliability is improved.

Drawings

FIG. 1 is a front view of a ventilated, light-tight, double-sided screen of the present utility model;

FIG. 2 is a cross-sectional view of the air-permeable light-tight double-sided screen of the present utility model in the direction A-A;

FIG. 3 is a bottom view of a vented, light-tight, double-sided screen of the present utility model;

FIG. 4 is a top view of a ventilated, light-tight double-sided screen according to the present utility model;

fig. 5 is a schematic diagram of a principle of the light-tight double-sided screen of the present utility model.

In the figure: 11. a bottom plate; 111. a first party; 112. a threading hole; 113. a flange plate connecting hole; 12. a left side plate; 121. a second square through; 13. a right side plate; 14. a top plate; 141. a third party is communicated; 142. a hanging ring; 21. an LED screen; 211. LED light bar; 212. and (5) a screw.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, a ventilated and light-tight double-sided screen provided by the embodiment of the utility model comprises a supporting framework and a screen assembly, wherein the screen assembly comprises two LED screens 21 which are arranged away from each other, the two LED screens 21 are connected to the supporting framework, each LED screen 21 comprises a plurality of parallel LED light bars 211, gaps are reserved between adjacent LED light bars 211, and the gaps between the LED light bars 211 of one LED screen 21 are suitable for being covered by the orthographic projection of the LED light bar 211 of the other LED screen 21. Specifically, the LED light bar is a grid aluminum light bar, so that the weight can be reduced, and the light weight effect is achieved.

In the above arrangement, the two LED screens 21 are arranged away from each other, so they can be installed in the central isolation zone of the road to provide information for two lanes at the same time, i.e. dual-screen display is realized. Moreover, since the gaps between the LED light bars 211 of one LED screen 21 are suitable for being covered by the orthographic projection of the LED light bars 211 of the other LED screen 21, when a user views information on one LED screen 21, sunlight entering from the direction of the other LED screen 21 is either directly blocked by the LED light bars 211 of the other LED screen 21 or blocked by the LED light bars 211 of the one LED screen 21 after passing through the gaps between the LED light bars 211 of the other LED screen 21, thereby almost avoiding light leakage and improving the viewing effect of the user, and particularly referring to fig. 5, the straight arrow in the figure is the light propagation indication of sunlight. In addition, since the gaps are arranged between the LED light bars 211 of each LED screen 21, the LED screen has better ventilation and heat dissipation effects, and the use reliability is improved.

As a preferred embodiment, the supporting framework comprises a bottom plate 11, both ends of the bottom plate 11 in the length direction are respectively connected with a left side plate 12 and a right side plate 13, the top ends of the left side plate 12 and the right side plate 13 are connected with a top plate 14, and two LED screens 21 are respectively arranged at both ends of the bottom plate 11 in the width direction. Specifically, the bottom plate 11, the left side plate 12, the right side plate 13, the top plate 14, and the two LED screens 21 are connected together in an outer shape of a substantially rectangular parallelepiped. More specifically, the bottom plate 11, the left side plate 12, the right side plate 13, and the top plate 14 are steel plates, the bottom plate 11 is welded to the left side plate 12, and the right side plate 13, respectively, and the top plate 14 is welded to the left side plate 12, and the right side plate 13, respectively.

Preferably, two angle iron connectors are provided between the bottom plate 11 and the left side plate 12, and between the bottom plate 11 and the right side plate 13, respectively. The connection strength between the bottom plate 11 and the left side plate 12 and the right side plate 13 can be enhanced through the angle iron connecting piece, so that the reliability of the ventilation and light-leakage-free double-sided screen is improved.

Preferably, a first square through 111 is disposed on a surface of the bottom plate 11 facing the top plate 14, a second square through 121 is disposed on a surface of the left side plate 12 facing the right side plate 13, a third square through 141 is disposed on a surface of the top plate 14 facing the bottom plate 11, a fourth square through is disposed on a surface of the right side plate 13 facing the left side plate 12, and the first square through 111, the second square through 121, the third square through 141 and the fourth square through are connected end to end in sequence. The connection strength of the ventilation and light-leakage-free double-sided screen can be further increased by arranging the first square through 111, the second square through 121, the third square through 141 and the fourth square through.

Preferably, the third party through 141 is disposed on the top plate 14 along the length direction of the top plate 14, a plurality of bases are disposed on the bottom plate 11 along the length direction of the bottom plate 11, the bottoms of the LED screens 21 are mounted on the bases, and the top of the LED screens 21 is fastened and connected with the third party through 141 by screws 212. Namely, the connection between the LED screen 21 and the supporting framework is as above.

Preferably, the side of the top plate 14 facing away from the bottom plate 11 is provided with a lifting ring 142. By arranging the hanging ring 142, the hanging ring can be conveniently hung, and therefore the installation is realized.

Preferably, the bottom plate 11 is provided with a threading hole 112 and a flange plate connecting hole 113. The threading holes 112 are used for connecting the net wires and the power wires with the LED screen 21, and the flange connecting holes 113 are used for connecting with the flange on the external mounting upright.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims

1. A ventilated, light-tight, double-sided screen, comprising: support skeleton and screen subassembly, screen subassembly includes two LED screens (21) that deviate from each other and set up, and two LED screens (21) all connect on the support skeleton, LED screen (21) are including a plurality of parallel arrangement's LED lamp strip (211), leave the gap between adjacent LED lamp strip (211), and the gap between LED lamp strip (211) of one LED screen (21) is suitable for being covered by the orthographic projection of LED lamp strip (211) of another LED screen (21).

2. The vented, light-tight, double-sided screen of claim 1, wherein: the support framework comprises a bottom plate (11), two ends of the length direction of the bottom plate (11) are respectively connected with a left side plate (12) and a right side plate (13), top ends of the left side plate (12) and the right side plate (13) are connected with a top plate (14), and two LED screens (21) are respectively arranged at two ends of the width direction of the bottom plate (11).

3. The vented, light-tight, double-sided screen of claim 2, wherein: the bottom plate (11), the left side plate (12), the right side plate (13) and the top plate (14) are all steel plates, the bottom plate (11) is welded with the left side plate (12) and the right side plate (13) respectively, and the top plate (14) is welded with the left side plate (12) and the right side plate (13) respectively.

4. A ventilated, light-tight, double-sided screen according to claim 3, wherein: two angle iron connectors are respectively arranged between the bottom plate (11) and the left side plate (12) and between the bottom plate (11) and the right side plate (13).

5. A vented, light-tight, double-sided screen as claimed in any one of claims 2 to 4, wherein: the utility model discloses a novel electric motor car, including bottom plate (11), roof (14) and left side board (13), bottom plate (11) orientation one side of roof (14) is provided with first direction and leads to (111), left side board (12) orientation one side of right side board (13) is provided with second direction and leads to (121), roof (14) orientation one side of bottom plate (11) is provided with third direction and leads to (141), right side board (13) orientation one side of left side board (12) is provided with fourth direction and leads to, first direction leads to (111), second direction and leads to (121), third direction and fourth direction and lead to end to link to each other in proper order.

6. The vented, light-tight, double-sided screen of claim 5, wherein: the third party (141) is arranged on the top plate (14) along the length direction of the top plate (14), a plurality of bases are arranged on the bottom plate (11) along the length direction of the bottom plate (11), the bottoms of the LED screens (21) are arranged on the bases, and the tops of the LED screens (21) are fixedly connected with the third party (141) through screws (212).

7. A ventilated, light-tight, double-sided screen according to claim 3, wherein: one surface of the top plate (14) deviating from the bottom plate (11) is provided with a hanging ring (142).

8. A ventilated, light-tight, double-sided screen according to claim 3, wherein: the bottom plate (11) is provided with a threading hole (112) and a flange plate connecting hole (113).