CN211928972U

CN211928972U - LED display module

Info

Publication number: CN211928972U
Application number: CN202021039571.3U
Authority: CN
Inventors: 郭阳; 黄伟燕; 秦闻新
Original assignee: Shenzhen Infiled Electronics Co Ltd
Current assignee: Shenzhen Infiled Electronics Co Ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-11-13
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a LED display module, including PCB lamp plate and drain pan, one side that the PCB lamp plate is back to the drain pan is provided with protective colloid, the PCB lamp plate is equipped with connecting portion towards one side of drain pan; be equipped with installation department and first encapsulating groove on the drain pan, the PCB lamp plate passes through connecting portion fix with being connected of installation department on the drain pan, first encapsulating groove is followed the circumference setting of drain pan just is located the outside of PCB lamp plate, so that the waterproof glue in the first encapsulating groove can be filled the drain pan with in the gap that forms between the PCB lamp plate.

Description

LED display module

Technical Field

The utility model relates to a LED shows technical field, especially relates to a LED display module assembly.

Background

Along with the continuous development of LED technique, the LED display screen is applied to in each trade gradually, and the general condition, the LED display screen adopts the formula of land brick LED display module to splice usually to this enlarges the display area of LED display screen, but, the great pixel resolution ratio that can lead to the LED display screen of interval between two adjacent LED display modules is not high and the picture quality is not clear, and the LED display module that the interval is little then can make the waterproof construction of LED display module also can't realize.

SUMMERY OF THE UTILITY MODEL

The utility model provides a LED display module assembly can carry out effective reasonable design to the waterproof construction on the LED display module assembly, can not increase the interval between two adjacent LED display module assemblies, can ensure LED display module assembly's waterproof performance simultaneously again.

The utility model also provides a LED display module, including PCB lamp plate and drain pan;

a protective colloid is arranged on one side of the PCB lamp panel back to the bottom shell, and a connecting part is arranged on one side of the PCB lamp panel facing the bottom shell;

be equipped with installation department and first encapsulating groove on the drain pan, the PCB lamp plate passes through connecting portion fix with being connected of installation department on the drain pan, first encapsulating groove is followed the circumference setting of drain pan just is located the outside of PCB lamp plate, so that the waterproof glue in the first encapsulating groove can be filled the drain pan with in the gap that forms between the PCB lamp plate.

The utility model discloses an among the LED display module assembly, still be provided with a plurality of first strengthening ribs on the drain pan, first strengthening rib interval sets up on the first encapsulating groove.

The utility model discloses an among the LED display module assembly, the drain pan orientation one side of PCB lamp plate is provided with first cavity, evenly be provided with a plurality of second strengthening ribs in the first cavity, be used for supporting the PCB lamp plate.

The utility model discloses an among the LED display module assembly, per two the junction of second strengthening rib all is equipped with the supporting part, the supporting part is the columnar structure, PCB lamp plate butt is in on the supporting part.

The utility model discloses an among the LED display module assembly, the drain pan is back to one side of PCB lamp plate is equipped with the setting element, is used for realizing the location installation of LED display module assembly and display screen box.

The utility model discloses an among the LED display module assembly, the setting element includes first reference column and second reference column, the diameter of second reference column is greater than the diameter of first reference column.

The utility model discloses an among the LED display module assembly, the drain pan is back to one side of PCB lamp plate is equipped with second cavity and second encapsulating groove, the second encapsulating groove sets up the outside of second cavity.

The utility model discloses an among the LED display module assembly, evenly be provided with a plurality of third strengthening ribs in the second cavity, and/or the interval is provided with a plurality of third strengthening ribs on the second encapsulating groove.

The utility model discloses an among the LED display module assembly, the drain pan is back to one side of PCB lamp plate is provided with at least one magnetic part assembly portion for install magnetic element.

The utility model discloses an among the LED display module assembly, the PCB lamp plate orientation one side of drain pan is equipped with the connector that is used for being connected with external power source, be equipped with the connector via hole on the drain pan, the position of connector with the position of connector via hole is corresponding.

The embodiment of the application provides a LED display module assembly, because be equipped with first encapsulating groove on the drain pan, first encapsulating groove sets up and is located the outside of PCB lamp plate along the circumference of drain pan for the waterproof glue of first encapsulating inslot can fill in the gap that drain pan and PCB lamp plate formed, so not only can not increase the interval between two adjacent LED display module assemblies, can ensure LED display module assembly's waterproof performance simultaneously again.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

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

Fig. 1 is an exploded schematic view of an LED display module according to the present invention;

fig. 2 is a schematic structural view of the PCB lamp panel in the present invention;

fig. 3 is a schematic structural view of the PCB lamp panel in the present invention;

fig. 4 is a schematic structural diagram of the bottom case of the present invention;

FIG. 5 is an enlarged schematic view of FIG. 4 at A;

fig. 6 is a schematic structural diagram of the bottom case of the present invention;

FIG. 7 is an enlarged schematic view of FIG. 6 at B;

fig. 8 is a schematic structural diagram of an LED display module according to the present invention.

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 some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

As shown in fig. 1 to 8, the LED display module provided by the present application includes a PCB lamp panel 10 and a bottom case 20, wherein a protective colloid 11 is disposed on a side of the PCB lamp panel 10 opposite to the bottom case 20, and the protective colloid 11 is made of a light-transmitting material; one side of PCB lamp plate 10 towards drain pan 20 is equipped with connecting portion, is equipped with the installation department on the drain pan 20, and the position of connecting portion is corresponding with the position of installation department to make PCB lamp plate 10 can fix on drain pan 20 through being connected of connecting portion and installation department.

Still be equipped with first encapsulating groove 212 on drain pan 20, first encapsulating groove 212 sets up and is located the outside of PCB lamp plate 10 along the circumference of drain pan 20 to make the waterproof glue in first encapsulating groove 212 can fill in the gap that forms between drain pan 20 and PCB lamp plate 10, play waterproof role.

Specifically, after the surface mounting of the PCB lamp panel 10 is completed, the side of the PCB lamp panel 10 opposite to the bottom case 20 is encapsulated by using epoxy resin glue to form a protective glue 11; the protection colloid 11 can be encapsulated on the lamp surface of the PCB lamp panel 10 by means of a jig or an auxiliary tool in the encapsulation process of the PCB lamp panel 10.

In order to ensure that the LED display module is spliced without bright and dark lines, the packaged PCB lamp panel 10 needs to be processed, for example, CNC processing is performed around the packaged PCB lamp panel 10 to ensure the overall dimension of the PCB lamp panel 10, and meanwhile, the lamp surface of the PCB lamp panel 10 can be protected, so that the effects of moisture resistance, water resistance, UV resistance, dust resistance, skid resistance and the like can be achieved; but also can prevent glare, so that the PCB lamp panel 10 can emit light more uniformly.

And finally, fixing the processed PCB lamp panel 10 on the bottom shell 20 through the connection of the connecting part and the installation part, and injecting waterproof glue into the first glue pouring groove 212 by using a glue pouring machine for solidification, so that a waterproof layer is formed, the waterproof layer can be filled in a gap formed between the bottom shell 20 and the PCB lamp panel 10, and the waterproof effect of the LED display module is improved. Wherein, LED display module can be with the help of special tool or appurtenance with the in-process that the waterproof glue pours into first encapsulating groove 212 into to improve production efficiency, ensure LED display module's quality.

In an optional implementation mode, connecting portion are spliced pole 13 of setting on PCB lamp plate 10, be provided with the spliced pole screw on spliced pole 13, the installation department is the mounting hole 217 of setting at drain pan 20, install on drain pan 20 at PCB lamp plate 10, spliced pole 13 just passes mounting hole 217, then connect on the spliced pole screw through fixed screw 25, make PCB lamp plate 10 can fix on drain pan 20, the structural design of PCB lamp plate 10 with drain pan 20 has not only been simplified like this, also can ensure LED display module's rapid Assembly simultaneously.

In an optional implementation mode, the LED display module further includes a protective silica gel ring, the protective silica gel ring is fixed on the bottom case 20 through the fixing screw 25, and has shockproof and waterproof functions, so as to prevent external water vapor from entering the PCB lamp panel 10 through the fixing screw 25.

In an optional embodiment, the bottom case 20 includes a bottom case front 21 and a bottom case back 22, the bottom case front 21 is used for being connected to the PCB lamp panel 10, and the bottom case back 22 is used for being fixed on the display screen box, wherein a plurality of first reinforcing ribs 214 are disposed on the bottom case front 21, and the first reinforcing ribs 214 are disposed on the first potting grooves 212 at intervals, so that the shock resistance and the bearing capacity of the bottom case 20 can be enhanced.

Specifically, the first reinforcing ribs 214 are arranged at intervals along the length direction of the first glue filling groove 212, and the number of the first reinforcing ribs is designed according to the length of the first glue filling groove 212, so as to ensure the strength and hardness of the bottom case 20.

In an optional embodiment, a first cavity 221 is disposed on one side of the bottom case 20 facing the PCB lamp panel 10, a plurality of second reinforcing ribs 223 are uniformly disposed in the first cavity 221, and the second reinforcing ribs 223 are used for supporting the PCB lamp panel 10. That is, the front surface 21 of the bottom casing is provided with the first cavity 221 and the second reinforcing ribs 223, and the second reinforcing ribs 223 are uniformly arranged on the first cavity 221, so that the weight of the bottom casing 20 can be greatly reduced, the used materials of the bottom casing 20 can be saved, and the strong hardness bearing capacity of the bottom casing 20 can be ensured.

It should be noted that the PCB lamp panel 10 can be directly placed on the upper end of the second stiffener 223, and the PCB lamp panel 10 can also be indirectly placed on the second stiffener 223. For example, other supporting members are disposed between the PCB lamp panel 10 and the second stiffener 223, which is not limited in the present application.

In an optional embodiment, a supporting portion 215 is disposed at a connection portion of each two second ribs 213, where the supporting portion 215 is a columnar structure, and the PCB lamp panel 10 abuts against the supporting portion 215, so that the PCB lamp panel 10 can be stably fixed on the bottom case 20.

In an optional embodiment, a connector for connecting with an external power supply is disposed on a side of the PCB lamp panel 10 facing the bottom shell 10, wherein a connector through hole 216 is disposed on the bottom shell 20, and a position of the connector corresponds to a position of the connector through hole 216, so that after the PCB lamp panel 10 is fixed on the bottom shell 10, the connector can pass through the connector through hole 216, and connection with the external power supply is achieved.

In an optional embodiment, a positioning element 225 is disposed on a side of the bottom case 20 opposite to the PCB lamp panel 10, for positioning and installing the LED display module and the display screen box, that is, the positioning element 225 is disposed on the bottom case back 22, so that the bottom case 20 can be quickly installed on the display screen box, and the assembly efficiency of the LED display module is improved.

In an alternative embodiment, the positioning element 225 includes a first positioning post 2251 and a second positioning post 2252, wherein the diameter of the second positioning post 2252 is larger than the diameter of the first positioning post 2251, and the height of the second positioning post 2252 is larger than the height of the first positioning post 2251, so as to achieve the positioning function and the fool-proof function of the LED display module.

Specifically, first reference column 2251 is used for the smart positioning of LED display module, and second reference column 2252 is used for the coarse positioning and the fool-proof of LED display module. In this embodiment, the number of the first positioning posts 2251 is plural and all set on the back surface 22 of the bottom case, so that the LED display module can be prevented from moving when a person steps on the LED display module.

In an optional implementation manner, one side of the bottom case 20, which faces away from the PCB lamp panel 10, is provided with a second cavity 221 and a second glue filling groove 222, wherein the second glue filling groove 222 is disposed outside the second cavity 221, so that not only the weight of the bottom case 20 can be reduced, but also the LED display module can have a function of forming a double-sided waterproof structure.

In an optional embodiment, a plurality of third ribs 223 are uniformly disposed in the second cavity 221, and/or a plurality of third ribs 224 are disposed on the second glue filling groove 222 at intervals, so as to improve the shock resistance and the load bearing capacity of the bottom shell 20.

Specifically, bottom shell back 22 is equipped with second cavity 221 and second encapsulating groove 222, evenly is provided with a plurality of third strengthening ribs 223 in the second cavity 221, and the interval is provided with a plurality of third strengthening ribs 224 on the second encapsulating groove 222, so not only can alleviate the weight of bottom shell 20, practices thrift the manufacturing material of bottom shell 20, can ensure that the shock resistance of bottom shell 20 is strong and bearing capacity again simultaneously.

In an optional embodiment, one side of the bottom case 20 opposite to the PCB lamp panel 10 is provided with at least one magnetic member assembling portion 226 for installing the magnetic element 23, so that the LED display module can be quickly disassembled, thereby facilitating subsequent maintenance of the LED display module.

Specifically, the magnetic element 23 is mounted on the magnetic assembly portion 226 through the fixing screw 25, wherein the LED display module is connected to the display screen box body through the magnetic element 23, so that the LED display module and the display screen box body can be quickly connected.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The above disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of the specific examples are described above. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

In the description of the present specification, reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "example", "specific example", or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An LED display module is characterized by comprising a PCB lamp panel and a bottom shell;

2. The LED display module of claim 1, wherein the bottom case is further provided with a plurality of first reinforcing ribs, and the first reinforcing ribs are arranged on the first glue filling grooves at intervals.

3. The LED display module assembly of claim 1, wherein a first cavity is disposed on one side of the bottom shell facing the PCB lamp panel, and a plurality of second reinforcing ribs are uniformly disposed in the first cavity and used for supporting the PCB lamp panel.

4. The LED display module assembly of claim 3, wherein a supporting portion is arranged at the joint of every two second reinforcing ribs, the supporting portion is of a columnar structure, and the PCB lamp panel is abutted to the supporting portion.

5. The LED display module assembly of claim 1, wherein a positioning member is disposed on a side of the bottom shell opposite to the PCB lamp panel, and is used for positioning and mounting the LED display module assembly and the display screen box body.

6. The LED display module of claim 5, wherein the positioning element comprises a first positioning post and a second positioning post, and the diameter of the second positioning post is greater than the diameter of the first positioning post.

7. The LED display module of claim 1, wherein a second cavity and a second glue filling groove are formed in one side of the bottom shell, which faces away from the PCB lamp panel, and the second glue filling groove is formed in the outer side of the second cavity.

8. The LED display module of claim 7, wherein a plurality of third reinforcing ribs are uniformly arranged in the second cavity, and/or a plurality of third reinforcing ribs are arranged on the second glue pouring groove at intervals.

9. The LED display module of claim 1, wherein at least one magnetic member mounting portion is disposed on a side of the bottom case facing away from the PCB lamp panel for mounting a magnetic member.

10. The LED display module assembly of claim 1, wherein a connector for connecting with an external power supply is arranged on one side of the PCB lamp panel facing the bottom shell, a connector through hole is arranged on the bottom shell, and the position of the connector corresponds to the position of the connector through hole.