CN223624356U

CN223624356U - Display screen module aging test tool

Info

Publication number: CN223624356U
Application number: CN202520257310.5U
Authority: CN
Inventors: 朱志强; 李松柏
Original assignee: Fujian Qiangli Photoelectricity Co Ltd
Current assignee: Fujian Qiangli Photoelectricity Co Ltd
Priority date: 2025-02-18
Filing date: 2025-02-18
Publication date: 2025-12-02
Anticipated expiration: 2035-02-18

Abstract

This utility model provides a display module aging test fixture, relating to the field of LED display technology. The fixture, used for assembling into an aging rack for aging testing, includes a display module, a hub board, and a fixing plate connected in sequence. The display module has a female connector on the side facing the hub board. The hub board has a male connector and a fixing part, with the male connector engaging with the female connector. The fixing plate has a first connecting part and a second connecting part. The first connecting part connects to the fixing part to connect the fixing plate to the side of the hub board away from the male connector, and the second connecting part connects to the aging rack. This test fixture is adaptable to existing aging rack structures, solving the problem of new products being unable to light up or undergo aging testing due to different structural designs.

Description

Display screen module aging test tool

Technical Field

The utility model relates to the technical field of LED display screens, in particular to a display screen module aging test fixture.

Background

The LED display module generally needs to be subjected to product burn-in test during the manufacturing process to ensure the product quality. During the aging test, the module is generally adsorbed on an aging frame for testing, and the specification and the size of the aging frame are generally matched with the specification and the size of the LED display screen module so as to ensure the smooth proceeding of the aging test.

However, with the increasing diversification of LED products, new products of new LED display screens are continuously pushed out, the new products are different from conventional modules in various aspects, and during the aging test, the new products can be aged only after the modules are assembled into the box body and are electrified, and the complete modules can be assembled after the modules are assembled, so that the aging can not be performed on the aging rack of the conventional modules, and the size of the single module of the new products is different from that of the conventional modules, so that the space between the aging racks can not be adapted. For example, the module size of a new product is 250 x 250mm (1:1), the size of a conventional module is 320 x 160mm (2:1), the conventional outdoor module consists of a lamp panel, a bottom shell and a face mask, a single module can be subjected to lighting test and aging after assembly, a transmitting card is connected with a plurality of modules through a flat cable for signal transmission by directly adsorbing magnets on an aging frame during aging, and a plurality of modules are magnetically mounted on a box body during screen assembly. The transmitting card is directly hung, so that the transmission effect is not affected. The structural design of the new product is different from that of the new product, signals and power are transmitted through the HUB plate, one HUB plate is connected with four modules, the HUB plate is large in size, a male seat on the HUB is directly inserted into a female seat on the module, a wire arrangement is not needed, and the transmission effect can be influenced by a mode of being directly hung outside an aging rack.

It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a display screen module aging test fixture.

The utility model is realized in the following way:

A display screen module aging test fixture is used for being assembled to an aging rack and comprises a display screen module, a HUB plate and a fixing plate which are sequentially connected, wherein,

A female seat connector is arranged on one surface of the display screen module, which faces the HUB board;

The HUB board is provided with a male seat connector and a fixing part, and the male seat connector is in plug-in fit with the female seat connector;

The fixed plate is equipped with first connecting portion and second connecting portion, first connecting portion with the fixed portion is connected, so as to with the fixed plate connect to the HUB board deviates from the one side that the public seat connects, the second connecting portion be used for with ageing rack connection.

In an embodiment of the present utility model, a positioning portion is further disposed on a surface of the display screen module facing the HUB board, and the positioning portion is used for being fixed with the burn-in stand.

In an embodiment of the present utility model, the display screen module is provided with a plurality of positioning portions, and the positioning portions are configured as magnetic absorbing members.

In an embodiment of the present utility model, the HUB board is provided with a plurality of male socket connectors, and each male socket connector is respectively in plug-in fit with a female socket connector of a plurality of display screen modules.

In one embodiment of the present utility model, at least two male socket connectors are provided on the HUB board along the x-axis direction, the two male socket connectors are respectively plugged with female socket connectors of two display screen modules, the distance between two adjacent male socket connectors along the x-axis direction is L1, the distance between the female socket connectors along the x-axis direction and the bottom shell edge of the display screen module is L2, and L1 and L2 satisfy that L1>2 x L2.

In one embodiment of the present utility model, at least two male socket connectors are provided on the HUB board along the y-axis direction, the two male socket connectors are respectively plugged with female socket connectors of two display screen modules, the distance between two adjacent male socket connectors along the y-axis direction is L3, the distance between the female socket connectors along the y-axis direction and the bottom shell edge of the display screen module is L4, and L3 and L4 satisfy that L3>2×l4, wherein the x-axis direction is perpendicular to the y-axis direction.

In one embodiment of the present utility model, the fixing plate is provided with a plurality of first connection parts, and the positions and the number of the fixing parts are adapted to those of the first connection parts.

In an embodiment of the present utility model, the first connection portion is configured as a positioning column fixedly arranged on the fixing plate, a locking groove is formed at an end of the positioning column, and the positioning column and the fixing portion are locked and fixed by a first locking member.

In an embodiment of the present utility model, the fixing plate is substantially in an "i" shape, and includes a main plate body and extension plates disposed at four corners of the main plate body, where the main plate body substantially coincides with a projection of the HUB plate in a z-axis direction, the first connection portion is disposed on the main plate body, and the second connection portion is disposed on the extension plates.

In one embodiment of the present utility model, a plurality of second connecting portions are provided, and the second connecting portions and the aging rack are locked and fixed by a second locking member.

The display screen module aging test tool provided by the utility model has the beneficial effects that:

According to the display screen module aging test tool disclosed by the utility model, the first connecting part and the second connecting part are arranged on the fixing plate, and the fixing plate is connected with the fixing part of the HUB plate through the first connecting part, so that the fixing plate is connected to one surface of the HUB plate away from the male connector. And the second connecting part is connected with the ageing rack, so that the problem that a new product cannot be lightened or subjected to ageing test due to different structural designs can be solved. And the new product can be adapted to the ageing rack of conventional module, need not to change current ageing rack structure, when needs carry out conventional ageing module test, with the fixed plate pull down can, improve ageing rack's compatibility, economic benefits is good.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an exploded structure of a display module burn-in test fixture according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of an assembled structure of the fixing plate and the HUB plate of fig. 1.

Fig. 3 is a schematic diagram of an assembled structure of the display module and the HUB board in fig. 1.

The icons are 100-display screen module aging test fixture, 10-display screen module, 11-female seat connector, 12-positioning part, 20-HUB board, 21-male seat connector, 22-fixing part, 23-first locking part, 30-fixing plate, 301-main plate body, 302-extension plate, 31-first connecting part, 311-locking groove, 32-second connecting part, second locking part and 200-vertical rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, an embodiment of the disclosure provides a burn-in fixture 100 for a display module, which is configured to be assembled to a burn-in rack for burn-in testing. It should be noted that in this embodiment, the aging rack may be an aging rack structure suitable for conventional module aging test, and has a plurality of beams and vertical rods 200 connected with each other, and the display screen module aging test fixture 100 is assembled on the vertical rods 200 of the aging rack for aging test, without changing the existing aging rack structure.

The display screen module aging test fixture 100 comprises a display screen module 10, a HUB board 20 and a fixing plate 30 which are sequentially connected. The module size of the display module 10 may be 250 x 250mm (1:1), for example. The HUB board 20 serves as a connection platform and is electrically connected to the display module 10. The HUB board 20 is integrated with a signal power supply, and signals and power of the display screen module 10 are transmitted through the HUB board 20.

In this embodiment, a female connector 11 is disposed on a surface of the display module 10 facing the HUB board 20. The HUB plate 20 is provided with a male seat connector 21 and a fixing portion 22, and the male seat connector 21 is arranged on one face, facing the display screen module 10, of the HUB plate 20 and is in plug-in fit with the female seat connector 11, so that electric connection is achieved. The fixing plate 30 is provided with a first connection portion 31 and a second connection portion 32, the first connection portion 31 being connected with the fixing portion 22 to connect the fixing plate 30 to a side of the HUB plate 20 facing away from the male connector 21, the second connection portion 32 being for connection with the upright 200 of the burn-in rack.

Further, in one embodiment, the fixing plate 30 is provided with a plurality of first connecting portions 31, and the positions and the number of the fixing portions 22 are adapted to those of the first connecting portions 31. The fixing portion 22 and the first connecting portion 31 are detachably connected. Specifically, the fixing portion 22 and the first connecting portion 31 are locked and fixed by the first locking member 23. The first locking member 23 is configured as a screw, the first connecting portion 31 is configured as a positioning column fixedly arranged on the fixing plate 30, a locking groove 311 is formed in the end portion of the positioning column, and threads matched with the screw are formed in the locking groove 311. The fixing portion 22 of the HUB plate 20 is configured as a lock hole. The screw is locked into the locking groove 311 of the positioning column through the fixing portion 22, thereby fixing the HUB plate 20 to the fixing plate 30.

Further, the plurality of fixing portions 22 on the HUB plate 20 are arranged in a plurality of rows, and at least 2 fixing portions 22 are arranged in each row. For example, 2 fixing portions are provided at the upper, middle and lower portions of the HUB plate 20, a total of 8 fixing portions 22 are provided, and 8 first connection portions 31 (positioning posts) are provided at positions corresponding to the fixing plate 30 to ensure firm connection with the fixing plate 30.

It should be noted that, in other embodiments, the fixing portion 22 and the first connecting portion 31 may be detachably connected, for example, the fixing portion 22 and the first connecting portion 31 are respectively configured as a hook and a slot, and are engaged by the hook and the slot.

Further, in one embodiment, the fixing plate 30 is provided with a plurality of second connection parts 32, and the second connection parts 32 and the upright 200 of the burn-in stand are locked and fixed by the second locking parts 33. Specifically, the second locking member 33 is configured as a screw, the second connecting portion 32 is configured as a lock hole, the upright rod 200 is provided with a threaded hole adapted to the position of the second locking member 33, and the screw passes through the second connecting portion 32 to be locked in the threaded hole of the upright rod 200, thereby fixing the fixing plate 300 on the upright rod 200 of the aging rack.

Further, in one embodiment, the fixing plate 30 is substantially in an "i" shape, and includes a main plate 301 and extension plates 302 disposed at four corners of the main plate 301, the main plate 301 is substantially overlapped with the projection of the HUB plate 20 in the z-axis direction, the first connecting portion 31 is disposed on the main plate 301, and the second connecting portion 32 is disposed on the extension plates 302. As shown in fig. 1, the z-axis direction is the connection direction of the HUB plate 20 and the fixing plate 30. Further, the extension plates 302 on the four corners are each provided with one or more second connection portions 32.

Further, in one embodiment, the HUB board 20 is provided with a plurality of male socket connectors 21, and each male socket connector 21 is respectively in plug-in fit with the female socket connectors 11 of the plurality of display screen modules 10. Specifically, along the x-axis direction, the HUB board 20 is provided with at least two male socket connectors 21, and the two male socket connectors 21 are respectively plugged with the female socket connectors 11 of the two display screen modules 10. Along the y-axis direction, the HUB board 20 is provided with at least two male socket connectors 21, and the two male socket connectors 21 are respectively spliced with the female socket connectors 11 of the two display screen modules 10. For example, in one embodiment, the HUB board 20 is provided with 4 male socket connectors 21, and the arrangement is that the 2×2,4 male socket connectors 21 are respectively plugged into the female socket connectors 11 of the 4 display screen modules 10.

Further, in one embodiment, the distance between two adjacent male connectors 21 along the x-axis direction is L1, the distance between the female connector 11 of the display module 10 and the edge of the bottom shell of the display module 10 along the x-axis direction is L2, and L1 and L2 satisfy that L1>2×l2. Through this setting for leave certain gap between two adjacent display screen modules 10 along the x-axis direction, dodge each other, avoid bumping the piece.

Further, in one embodiment, the distance between two adjacent male seat connectors along the y-axis direction is L3, the distance between the female seat connector along the y-axis direction and the edge of the bottom shell of the display screen module is L4, and L3 and L4 satisfy that L3>2 x L4, wherein the x-axis direction is perpendicular to the y-axis direction. Through this setting for leave certain gap between two adjacent display screen modules 10 along y-axis direction, dodge each other, avoid bumping the piece.

Further, in one embodiment, a positioning portion 12 is further disposed on a surface of the display screen module 10 facing the HUB board 20, and the positioning portion 12 is used for fixing with the upright post 200 of the burn-in stand. Specifically, the display screen module 10 is provided with a plurality of positioning portions 12, and the plurality of positioning portions 12 are configured at the edge of the display screen module 10 to form a plurality of fixing sites, so that the structural stability of the display screen module 10 and the upright rod 200 is further improved. Further, the positioning portion 12 is configured as a magnetic attraction member, which may be a magnet, for example. The upright pole 200 is made of metal, and is adsorbed on the upright pole 200 through a magnet, so that the upright pole 200 is convenient to take and place.

The assembly mode of the display screen module aging test fixture 100 of the present disclosure is as follows:

The HUB plate 20 is secured to the mounting plate 30 by fasteners such as screws, and the side of the mounting plate 30 facing away from the HUB plate is secured between the two uprights 200 by fasteners such as screws. The male seat connector 11 of the display screen module 10 is inserted into the female seat connector 21 of the HUB plate 20, and the back surface (the surface facing the HUB plate 20) of the display screen module 10 is provided with a magnet which is magnetically attracted and fixed with the two upright rods 200.

Through setting up fixed plate 30, HUB board 20 is connected through fixed plate 30 with ageing rack to make the new product that the module size changed can adapt original ageing rack structure. On the premise of not changing the structure of the aging rack, the aging testing device is compatible with the aging testing of new products and conventional modules, and is convenient to use and low in cost.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A display module aging test fixture for assembly into an aging rack, characterized in that it comprises a display module, a HUB board, and a fixing plate connected in sequence, wherein,

The display module is provided with a female connector on the side facing the HUB board;

The HUB board is provided with a male connector and a fixing part, and the male connector is inserted and mated with the female connector.

The fixing plate is provided with a first connecting part and a second connecting part. The first connecting part is connected to the fixing part to connect the fixing plate to the side of the HUB plate away from the male seat connector. The second connecting part is used to connect to the aging rack.

2. The display module aging test fixture according to claim 1, wherein the display module is further provided with a positioning part on the side facing the HUB board, the positioning part being used to fix it to the aging rack.

3. The display module aging test fixture according to claim 2, wherein the display module is provided with a plurality of positioning parts, and the positioning parts are configured as magnetic adsorption components.

4. The display module aging test fixture according to claim 1, wherein the HUB board is provided with a plurality of male connectors, and each male connector is respectively inserted and mated with a plurality of female connectors of the display module.

5. The display module aging test fixture according to claim 1, characterized in that, along the x-axis direction, the HUB board is provided with at least two male connectors, the two male connectors are respectively inserted into the female connectors of the two display modules, the distance between two adjacent male connectors along the x-axis direction is L1, the distance from the female connector to the edge of the bottom shell of the display module along the x-axis direction is L2, and L1 and L2 satisfy: L1＞2*L2.

6. The display module aging test fixture according to claim 5, characterized in that, along the y-axis direction, the HUB board is provided with at least two male connectors, the two male connectors are respectively inserted into the female connectors of the two display modules, the distance between two adjacent male connectors along the y-axis direction is L3, the distance from the female connector to the edge of the bottom shell of the display module along the y-axis direction is L4, and L3 and L4 satisfy: L3 > 2 * L4, wherein the x-axis direction is perpendicular to the y-axis direction.

7. The display module aging test fixture according to claim 1, characterized in that the fixing plate is provided with a plurality of first connecting parts, and the fixing parts are adapted to the position and number of the first connecting parts.

8. The display module aging test fixture according to claim 7, wherein the first connecting part is configured as a positioning post fixed on the fixing plate, the end of the positioning post is provided with a locking groove, and the positioning post and the fixing part are locked and fixed by a first locking member.

9. The display module aging test fixture according to claim 1, characterized in that the fixing plate is generally in the shape of an "I", including a main body and extension plates disposed at the four corners of the main body, the main body generally coincides with the projection of the HUB board in the z-axis direction, the first connecting part is opened in the main body, and the second connecting part is opened in the extension plate.

10. The display module aging test fixture according to claim 9, wherein the second connecting part is provided in multiple parts, and the second connecting part and the aging frame are locked and fixed by a second locking member.