CN219832102U - LED grating module and LED display device - Google Patents

Abstract

The utility model relates to the technical field of LED display and discloses an LED grating module and LED display equipment, wherein the LED grating module comprises a grating component and a waterproof breathable film; the grating assembly is internally provided with a cavity, the cavity is provided with a first ventilation hole, and the waterproof ventilation film covers the first ventilation hole. The cavity can be communicated with the external atmospheric pressure through the first air holes and the waterproof breathable film, when the grating component is subjected to high-low temperature impact, the air pressure in the cavity is constant all the time, and the cavity can not generate negative pressure water absorption phenomenon. Moreover, the waterproof breathable film also has a waterproof effect, and when the LED grating module is applied outdoors, rainwater can be prevented from entering the cavity from the first ventilation holes. The LED grating module meets the waterproof requirement, the inner core wire of the LED grating module is not contacted with rainwater, and phenomena such as electric leakage and poor contact are avoided.

Description

LED grating module and LED display device

Technical Field

The disclosure relates to the technical field of LED display, in particular to an LED grating module and an LED display device.

Background

In recent years, the technology of light emitting diode (light emitting diode, LED) display screens has been rapidly developed, and LED display screens have been widely used in many occasions, and people have increasingly demanded to install LED display screens on building outer walls in order to put advertisement, lighten projects, etc., but installing large-area conventional LED display screens inside or outside building glass walls may affect lighting inside buildings and visual effects inside buildings, or affect the appearance of buildings.

At present, an LED grating display device has the advantage of strong light transmittance. The LED grating display device comprises a grating module, wherein a cavity is arranged in the grating module, and the cavity can generate negative pressure water absorption phenomenon when the grating module is impacted at high and low temperatures, so that the waterproof requirement cannot be met, and the phenomena of electric leakage, poor contact and the like of the grating module are easily caused.

Disclosure of Invention

The disclosure provides an LED (light-emitting diode) grating module and an LED display device, which are used for solving the technical problem that the grating module cannot meet the waterproof requirement in the prior art.

In order to solve the technical problems, the present disclosure provides an LED grating module, including a grating assembly and a waterproof breathable film;

the grating assembly is internally provided with a cavity, the cavity is provided with a first ventilation hole, and the waterproof ventilation film covers the first ventilation hole.

Optionally, the LED grating module further comprises a mounting plate, the mounting plate is arranged on the grating assembly, a second air hole is formed in the mounting plate, the first air hole is opposite to the second air hole, the waterproof breathable film is arranged on the mounting plate, and the waterproof breathable film covers the second air hole.

Optionally, the waterproof breathable film is located on one face of the mounting plate, which is close to the grating component.

Optionally, the LED grating module further includes a beam, the mounting board is attached to the back surface of the grating assembly, and the beam is pressed on the mounting board, so that the mounting board is fixed on the grating assembly.

Optionally, the crossbeam includes connecting plate and both sides board, two the both sides board is parallel to each other, the connecting plate is connected two between the curb plate, two the curb plate is located the one side of connecting plate, the another side of connecting plate with the mounting panel contact is connected.

Optionally, the LED grating module further includes a connecting piece, a notch is disposed at the end of the mounting plate, a first connecting hole is disposed on the beam, a second connecting hole is disposed on the grating assembly, and the connecting piece sequentially passes through the first connecting hole, the notch and the second connecting hole, so that the beam, the mounting plate and the grating assembly are sequentially fixed.

Optionally, the notch is strip-shaped.

Optionally, the end of the notch is arc-shaped.

Optionally, a glue discharging hole is formed in the bottom end of the cavity, and the first ventilation hole is located at the side portion of the cavity.

The disclosure also provides an LED display device, which comprises the LED grating module.

Compared with the prior art, in the LED grating module of the present disclosure, the cavity is formed between the LED lamp panel and the frame, the first ventilation hole is formed in the side wall of the cavity, and the waterproof ventilation film covers the first ventilation hole, so that the waterproof ventilation film can be waterproof. The cavity can be communicated with the external atmospheric pressure through the first air holes and the waterproof breathable film, when the grating component is subjected to high-low temperature impact, the air pressure in the cavity is constant all the time, and the cavity can not generate negative pressure water absorption phenomenon. Moreover, waterproof ventilated membrane still has waterproof effect, and when the LED grating module was applied to outdoor, waterproof ventilated membrane can avoid the rainwater to get into the cavity from first bleeder vent. The LED grating module meets the waterproof requirement, the inner core wire of the LED grating module is not contacted with rainwater, and phenomena such as electric leakage and poor contact are avoided.

The LED display device of the present disclosure also has the above advantages, and will not be described in detail herein.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to scale, unless expressly stated otherwise.

FIG. 1 is a partial exploded view of an LED raster module according to an embodiment of the present disclosure;

FIG. 2 is a diagram of the connection between a mounting plate and a waterproof and breathable membrane in an embodiment of the disclosure, wherein the waterproof and breathable membrane is shown on the front;

FIG. 3 is a schematic diagram of a portion of an LED grating module according to an embodiment of the disclosure;

FIG. 4 is another connection diagram of a mounting plate and a waterproof and breathable membrane in an embodiment of the present disclosure, wherein the mounting plate is shown on the front;

fig. 5 is a schematic structural diagram of another portion of an LED grating module according to an embodiment of the disclosure.

Detailed Description

In order to facilitate an understanding of the present disclosure, the present disclosure is described in more detail below in conjunction with the accompanying drawings and specific examples. 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 one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," "inner," "outer," and the like are used in this specification for purposes of illustration 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 disclosure belongs. The terminology used in the description of the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

Furthermore, the terms first, second, third and the like in the description and in the claims, are used for descriptive purposes only and are not necessarily for describing relative importance or to indicate the number of features indicated or the order or timing of the description. The terms are interchangeable where appropriate. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

Similarly, the terms "fixed," "connected," and "connected" are used throughout the description and claims and should not be construed as limited to a direct connection. Thus, the expression "device a is connected to device B" should not be limited to devices or systems in which device a is directly connected to device B, meaning that there is a path between device a and device B, which may be a path that includes other devices or tools.

In addition, the technical features referred to in the different embodiments of the present disclosure described below may be combined with each other as long as they do not make a conflict with each other.

Referring to fig. 1 to 4, an embodiment of the present disclosure provides an LED grating module 100, including a grating assembly 10 and a waterproof and breathable film 20; a cavity is arranged in the grating assembly 10, a first ventilation hole 30 is formed in the cavity, and the waterproof ventilation membrane 20 covers the first ventilation hole 30.

In the LED grating module 100 of this embodiment, the grating assembly 10 includes the LED lamp panel 12 and the frame 14, the frame 14 is provided with a strip groove, each strip groove is provided with one or more LED lamp panels 12 which are sequentially connected, the LED lamp panel 12 and the frame 14 are sealed by epoxy resin, and the epoxy resin can play a role in protecting the core wire inside the LED lamp panel 12. A cavity is formed between the LED lamp panel 12 and the frame 14, a first ventilation hole 30 is formed in the side wall of the cavity, and the waterproof ventilation film 20 covers the first ventilation hole 30, so that the waterproof ventilation film 20 can be waterproof. The cavity can be communicated with the external atmosphere through the first air holes 30 and the waterproof breathable film 20, when the grating component 10 is impacted at high and low temperature, the air pressure in the cavity is constant all the time, and the cavity can not generate negative pressure water absorption phenomenon. Moreover, the waterproof and breathable film 20 also has a waterproof effect, and when the LED grating module 100 is applied outdoors, the waterproof and breathable film 20 can prevent rainwater from entering the cavity from the first ventilation holes 30. The LED grating module 100 meets the waterproof requirement, and the inner core wires of the LED grating module 100 are not contacted with rainwater, so that the phenomena of electric leakage, poor contact and the like are avoided.

In one embodiment, the frame 14 includes a plurality of mounting beams 142, each mounting beam 142 having a bar-shaped recess thereon, the first ventilation holes 30 are provided in the mounting beams 142, and each mounting beam 142 has an LED light panel 12 provided thereon. When so arranged, the LED lamp panels 12 can be prevented from interfering with each other. However, if the waterproof breathable film 20 is directly attached to the first breathable hole 30, the waterproof breathable film 20 and the first breathable hole 30 are easy to be dislocated, so that the first breathable hole 30 may not be completely covered by the waterproof breathable film 20, and if there is a dislocation between the first breathable hole 30 and the waterproof breathable film 20, the waterproof effect is affected. To this end, in an embodiment, the LED grating module 100 further includes a mounting plate 40, the mounting plate 40 is disposed on the grating assembly 10, the mounting plate 40 is provided with a second ventilation hole 50, the first ventilation hole 30 is opposite to the second ventilation hole 50, the waterproof ventilation film 20 is disposed on the mounting plate 40, and the waterproof ventilation film 20 covers the second ventilation hole 50. The entire waterproof and breathable film 20 is attached to the mounting plate 40, the mounting plate 40 may be a rigid plate, and the second ventilation holes 50 are machined on the mounting plate 40, and the second ventilation holes 50 are opposite to the first ventilation holes 30, that is, each first ventilation hole 30 corresponds to one second ventilation hole 50. Thus, the cavity can be communicated with the outside atmosphere through the first ventilation holes 30, the waterproof ventilation film 20 and the second ventilation holes 50, and the air pressure balance effect of the cavity can not be affected. The waterproof breathable film 20 can cover the second ventilation holes 50, namely, the waterproof breathable film 20 also covers the first ventilation holes 30, so that the waterproof effect is realized, dislocation between the first ventilation holes 30 and the waterproof breathable film 20 can be avoided, and the influence on the waterproof effect is avoided.

In one embodiment, the waterproof breathable membrane 20 is located on a side of the mounting plate 40 that is adjacent to the grating assembly 10. That is, the waterproof and breathable film 20 is positioned between the mounting plate 40 and the grating assembly 10, and the first and second breathable holes 30 and 50 are positioned at both sides of the waterproof and breathable film 20, respectively. When this is done, the gap between the waterproof and breathable film 20 and the grating assembly 10 is smaller, that is, the gap between the waterproof and breathable film 20 and the frame 14 is smaller, and the waterproof effect can be improved.

In an embodiment, the LED lamp panel 12 is located on the front surface of the frame 14, the mounting plate 40 is located on the back surface of the frame 14, the mounting plate 40 does not affect the overall aesthetic feeling and visual effect of the LED grating module 100 in normal use, and the LED grating module 100 can be mounted on a building or other equipment through the mounting plate 40, so that the mounting is convenient, and the damage to the grating assembly 10 is avoided.

In an embodiment, the LED grating module 100 further includes a beam 60, the mounting board 40 is attached to the back surface of the grating assembly 10, and the beam 60 is pressed against the mounting board 40, so that the mounting board 40 is fixed on the grating assembly 10. Mounting plate 40 is secured to the back of grating assembly 10 by cross beam 60, i.e., mounting plate 40 is secured to the back of frame 14 by cross beam 60. Cross beam 60 may be mounted to a building or other device with ease of installation and avoidance of damage to grating assembly 10 and cross beam 60.

In one embodiment, the beam 60 includes a connecting plate 62 and two side plates 64, the two side plates 64 are parallel to each other, the connecting plate 62 is connected between the two side plates 64, the two side plates 64 are located on one surface of the connecting plate 62, and the other surface of the connecting plate 62 is connected to the mounting plate 40 in contact. A chute can be formed between the connecting plate 62 and the side plates 64 through which the grating assembly 10 can be mounted to a building or other equipment for ease of installation without the side plates 64 interfering with the mounting plate 40.

In an embodiment, the LED grating module 100 further includes a connecting member 70, the end portion of the mounting plate 40 is provided with a notch 42, the beam 60 is provided with a first connecting hole 66, the grating assembly 10 is provided with a second connecting hole 16, and the connecting member 70 sequentially passes through the first connecting hole 66, the notch 42 and the second connecting hole 16, so that the beam 60, the mounting plate 40 and the grating assembly 10 are sequentially fixed. The connection member 70 may be a screw, the first connection hole 66 may be a screw hole, and the second connection hole 16 may be a screw hole or a through hole. When the grating assembly is installed, the connecting plate 62 of the beam 60 can be firstly installed on the back surface of the frame 14 of the grating assembly 10, at this time, the connecting piece 70 is not locked, a certain gap is formed between the connecting plate 62 and the frame 14, then the mounting plate 40 is placed between the connecting plate 62 and the frame 14, the gap 42 is clamped on the connecting piece 70, and finally, the connecting piece 70 is locked, so that the frame 14, the mounting plate 40 and the beam 60 can be sequentially fixed. Similarly, during disassembly and assembly, the connecting piece 70 can be loosened first, a certain gap is formed between the connecting plate 62 and the frame 14, the mounting plate 40 can be taken out, the cross beam 60 and the grating assembly 10 do not need to be completely disassembled, and the disassembly and the assembly are convenient. It will be appreciated that in some embodiments, the connecting member 70 may be a pin, a rivet, etc., and the corresponding first and second connecting holes 66 and 16 are through holes, which is not intended to be exhaustive.

In order to facilitate adjusting the position of the mounting plate 40, the second ventilation holes 50 can be opposite to the corresponding first ventilation holes 30, in an embodiment, the notch 42 is in a strip shape, the length direction of the notch 42 extends toward the middle of the mounting plate 40, and by adjusting the relative positions of the connecting piece 70 and the notch 42, the position of the mounting plate 40 can be adjusted so that the second ventilation holes 50 are aligned with the corresponding first ventilation holes 30.

When the connecting member 70 is a screw, in an embodiment, the end of the notch 42 is arc-shaped, and the end of the notch 42 can be well matched with the connecting member 70, so that the gap can be reduced, and the connection strength and the waterproof effect can be improved.

Referring to fig. 5, when the epoxy resin is used for sealing, the cavity is easy to remain jelly such as epoxy resin, in an embodiment, the bottom end of the cavity is provided with a glue discharging hole 80, the first air holes 30 are located at the side of the cavity, the residual jelly can be discharged through the glue discharging hole 80, and due to the arrangement of the first air holes 30, negative pressure in the cavity can be avoided when the impact is performed at high and low temperature, and rainwater gathered at the bottom of the frame 14 is prevented from entering the cavity from the glue discharging hole 80. Moreover, when the first ventilation holes 30 are located at the side portions of the cavity, rainwater gathered at the bottom of the frame 14 does not enter the cavity from the first ventilation holes 30, and the waterproof breathable film 20 can prevent rainwater falling in the air from entering the inside of the cavity, so that a good waterproof effect can be achieved.

The embodiment also provides an LED display device, which includes the LED grating module 100 described above. The LED display device of the present embodiment also has the above advantages, and will not be described herein.

Finally, it should be noted that: the above embodiments are merely for illustrating the technical solution of the present disclosure, and are not limiting thereof; the technical features of the above embodiments or in different embodiments may also be combined under the idea of the present disclosure, the steps may be implemented in any order, and there are many other variations of the different aspects of the present disclosure as described above, which are not provided in details for the sake of brevity; although the present disclosure has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in each embodiment can be modified or part of the technical features can be replaced equivalently; such modifications and substitutions do not depart from the essence of the corresponding technical solutions from the scope of the technical solutions of each embodiment of the present disclosure.

Claims (10)

1. The LED grating module is characterized by comprising a grating assembly and a waterproof breathable film;

the grating assembly is internally provided with a cavity, the cavity is provided with a first ventilation hole, and the waterproof ventilation film covers the first ventilation hole.

2. The LED grating module of claim 1, further comprising a mounting plate, wherein the mounting plate is disposed on the grating assembly, a second vent is disposed on the mounting plate, the first vent is opposite to the second vent, the waterproof breathable film is disposed on the mounting plate, and the waterproof breathable film covers the second vent.

3. The LED grating module of claim 2, wherein the waterproof breathable film is located on a side of the mounting plate that is adjacent to the grating assembly.

4. The LED grating module of claim 2, further comprising a cross beam, wherein the mounting plate is attached to the back of the grating assembly, and wherein the cross beam is pressed against the mounting plate to secure the mounting plate to the grating assembly.

5. The LED grating module of claim 4, wherein the cross beam comprises a connecting plate and two side plates, the two side plates are parallel to each other, the connecting plate is connected between the two side plates, the two side plates are located on one surface of the connecting plate, and the other surface of the connecting plate is in contact connection with the mounting plate.

6. The LED grating module of claim 4, further comprising a connector, wherein the end of the mounting plate is provided with a notch, the cross beam is provided with a first connecting hole, the grating assembly is provided with a second connecting hole, and the connector sequentially passes through the first connecting hole, the notch and the second connecting hole, so that the cross beam, the mounting plate and the grating assembly are sequentially fixed.

7. The LED grating module of claim 6, wherein the notch is bar-shaped.

8. The LED grating module of claim 6, wherein the ends of the indentations are arcuate.

9. The LED grating module of claim 1, wherein the bottom end of the cavity is provided with a glue discharging hole, and the first ventilation hole is located at a side portion of the cavity.

10. An LED display device comprising the LED grating module of any one of claims 1 to 9.