CN210743458U - Small-space outdoor module with mask - Google Patents

Abstract

The utility model discloses a small-pitch outdoor module with a mask, which comprises a bottom shell, a plastic part is fixedly connected to the inside of the bottom shell, a mask tray is connected to the upper surface of the plastic part, and the mask tray passes through the mask The bolts are fixedly connected to the bottom case, the mask tray is fixedly connected to the plastic parts by the plastic parts, the PCB board is fixedly connected to the mask tray through the PCB board bolts, the outer side of the PCB board is fixedly connected to the mask, the PCB board The joint with the mask is coated with sealant, and the four corners of the mask tray are fixedly provided with positioning posts; the utility model adopts the module to solve the problem of seaming, the connection precision is high, and the heat dissipation is good; there are plastic parts for connecting mask, and the plastic parts insulate the PCB from the aluminum bottom case at the same time; a mask tray is provided on the module for fixing; and the mask and the PCB board are sealed with a sealant to prevent foreign matter and rainwater from entering the PCB board.

Description

A small-pitch outdoor module with a mask

technical field

The utility model relates to the technical field of LED display screens, in particular to an outdoor module which can be provided with a small pitch with a mask.

Background technique

As the outdoor display market has improved the display effect and clarity of the playback screen, and requires closer viewing, outdoor small-pitch LED displays have officially entered the market. However, at present, the outdoor small-pitch modules on the market generally do not have a mask, and the appearance after being glued is poor, the contrast is low, and it cannot be viewed at close range; at the same time, most of them use plastic bottom shells, which generally have poor accuracy, easy to deform when used outdoors, and poor heat dissipation. The gap is large, and it is difficult to achieve the ideal display effect; so there is an urgent need for a small-pitch outdoor module with a mask.

Utility model content

The purpose of this utility model is to provide a small-pitch outdoor module with a mask, which has the advantages of mask protection, precise connection of the aluminum bottom shell, no deformation, stable connection of plastic parts, and waterproof and dustproof sealant. Problems raised in the background art above.

In order to achieve the above purpose, the present invention provides the following technical solutions: a small-pitch outdoor module with a mask, comprising a bottom case, the interior of the bottom case is fixedly connected with a plastic part, and the upper surface of the plastic part is connected with a mask The mask tray is fixedly connected to the bottom case through mask bolts. There are at least ten sets of the mask bolts, and four sets are fixedly connected to each side of the mask tray. The mask tray is fixedly connected to the plastic parts by the plastic parts bolts. The mask tray is fixedly connected with a PCB board through PCB board bolts, the outer side of the PCB board is fixedly connected with a mask, the PCB board is fixedly installed on the back side of the mask, and the connection between the PCB board and the mask is coated with a seal. glue, and positioning posts are fixed at the four corners of the mask tray.

Preferably, the bottom shell is integrally die-casted with aluminum, and the rear side is die-cast with a fixed edge.

Preferably, the inside of the mask tray adopts a hollow design, and the fixing bars in the mask tray are provided with mask bolts, plastic parts bolts and PCB board bolts.

Preferably, at least ten sets of plastic part bolts are provided on four sides of the plastic part, and four sets of plastic part bolts are provided on each side.

Preferably, at least ten sets of PCB board bolts are provided on four sides of the mask tray, and each side of the mask tray is provided with four sets of PCB board bolts.

Preferably, the mask is an integral injection molding structure made of 940 high temperature resistant material.

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

The utility model adopts the module to solve the problem of stitching, and the aluminum bottom case is used for easy adjustment, high connection precision, and good heat dissipation; the module is provided with a mask, so a fixing hole for bolt connection is required, and a plastic part is added for The bolts that fix the mask are connected, and the plastic parts insulate the PCB from the aluminum bottom case at the same time; in order to increase the stability and support of the mask, a mask tray is provided on the module; and sealant is used between the mask and the PCB board for sealing Connect to prevent foreign matter and rainwater from entering the PCB board and causing equipment damage.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Figure 2 is a schematic side view of the utility model;

3 is a schematic diagram of the installation structure of the plastic mask of the present invention;

FIG. 4 is a top view of the installation of the plastic mask of the present invention.

In the picture: 1. Bottom shell; 2. Mask tray; 3. Mask bolts; 4. Plastic parts bolts; 5. PCB board bolts; 6. Plastic parts; 7. Mask; 8. Positioning posts; 9. Sealant; 10 , PCB board.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The same or similar components are identified by the same reference numerals in different drawings; please also understand that text such as "first", "second", "third", "upper", "lower", "front", "rear" , "inner", "outer", "end", "portion", "section", "width", "thickness", "area", etc. and similar terms are provided for convenience only by the reader with reference to the It is only to help describe the present invention, and is not intended to limit the present invention.

Please refer to FIGS. 1-4, the present utility model provides a technical solution: a small-pitch outdoor module with a mask, including a bottom case 1;

According to 1-2, in order to achieve seamless connection between modules and good heat dissipation effect, the bottom case 1 is formed by die-casting of aluminum material, and the rear side is die-cast with a fixed edge. In order to realize the fixation of the mask tray 2 and the PCB board 10 Connection, a plastic part 6 is fixedly connected inside the bottom shell 1, and a mask tray 2 is connected to the upper surface of the plastic part 6. In order to realize the light weight of the module and easy connection, the interior of the mask tray 2 adopts a hollow design, and the mask tray The fixing bars in 2 are provided with mask bolts 3, plastic parts bolts 4 and PCB board bolts 5 for fixing the mask 7, the plastic parts 6 and the PCB board 10. The bolts 3 are fixedly connected to the bottom case 1. There are at least ten sets of the mask bolts 3, and four sets are fixedly connected to each side of the mask tray 2. The mask tray 2 is fixedly connected to the plastic parts 6 through the plastic parts bolts 4. In order to realize the plastic parts 6 At least ten sets of plastic part bolts 4 are arranged on the four sides of the plastic part 6, and each side of the plastic part bolt 4 is provided with four sets;

According to FIGS. 3-4 , in order to achieve stable fixation of the panel PCB 10 , at least ten sets of PCB board bolts 5 are provided on the four sides of the mask tray 2 , and four sets of PCB board bolts 5 are provided on each side of the mask tray 2 . 2 is fixedly connected with the PCB board 10 through the PCB board bolts 5. In order to realize the protection of the PCB board 10 and the lamp, a mask 7 is fixedly connected to the outside of the PCB board 10, and in order to make the mask 7 not easily deformed, the contrast is high, so that the mask 7 is not easily deformed. 7. An integrated injection molding structure made of 940 high temperature resistant material. The PCB board 10 is fixedly installed on the back side of the mask 7. In order to achieve a sealed connection, dustproof and waterproof, a sealant 9 is applied at the connection between the PCB board 10 and the mask 7. , in order to realize the support connection, positioning posts 8 are fixed at the four corners of the mask tray 2 .

Working principle: The plastic parts 6 are fixed and installed through the plastic parts bolts 4, and then the mask tray 2 is fixedly connected to the bottom case 1 through the mask bolts 3, and then the PCB board 10 is fixedly connected through the PCB board bolts 5. And the inside of the mask tray 2 is provided with mask bolts 3, plastic parts bolts 4 and PCB board bolts 5, so as to realize the fixed connection of the mask 7, the plastic parts 6 and the PCB board 10, and the inner part of the mask tray 2 is hollowed out to facilitate heat dissipation, and then The mask 7 is fixedly connected, and then the modules are combined and connected, and the bottom shell 1 is made of aluminum die-casting to achieve precise connection, there is no gap between the connections, and viewing is not affected.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A small-pitch outdoor module with a mask, comprising a bottom case (1), characterized in that: a plastic part (6) is fixedly connected to the inside of the bottom case (1), and the plastic part (6) is A mask tray (2) is connected to the upper surface, and the mask tray (2) is fixedly connected to the bottom case (1) by means of mask bolts (3), the mask bolts (3) are provided with at least ten groups, and the mask tray (2) ) four groups are fixedly connected on each side, the mask tray (2) is fixedly connected to the plastic parts (6) by the plastic part bolts (4), and the mask tray (2) is fixedly connected by the PCB board bolts (5). A PCB board (10), the outer side of the PCB board (10) is fixedly connected with a mask (7), the PCB board (10) is fixedly mounted on the rear side of the mask (7), and the PCB board (10) is connected to the mask The joint of (7) is coated with sealant (9), and the four corners of the mask tray (2) are fixedly provided with positioning posts (8). 2 . The small-pitch outdoor module with a mask according to claim 1 , wherein the bottom shell ( 1 ) is integrally die-cast with aluminum, and the rear side is die-cast with a fixed edge. 3 . 3. A small-pitch outdoor module with a mask according to claim 1, characterized in that: the inside of the mask tray (2) adopts a hollow design, and the fixing strip in the mask tray (2) is provided with a mask Bolts (3), plastic parts bolts (4) and PCB board bolts (5). 4. A small-pitch outdoor module with a mask according to claim 1, wherein at least ten sets of plastic parts bolts (4) are provided on the four sides of the plastic parts (6), and the plastic parts bolts (4) There are four groups on each side. 5. A small-pitch outdoor module with a mask according to claim 1, characterized in that: at least ten groups of PCB board bolts (5) are provided on the four sides of the mask tray (2), and the mask tray (2). 2) There are four sets of PCB board bolts (5) on each side. 6 . The small-pitch outdoor module with a mask according to claim 1 , wherein the mask ( 7 ) is an integral injection-molded structure made of 940 high temperature resistant material. 7 .

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