WO2019196396A1

WO2019196396A1 - Electromagnetic screen mounting structure and display

Info

Publication number: WO2019196396A1
Application number: PCT/CN2018/113644
Authority: WO
Inventors: 王本贵
Original assignee: 广州视源电子科技股份有限公司; 广州视臻信息科技有限公司
Priority date: 2018-04-12
Filing date: 2018-11-02
Publication date: 2019-10-17
Also published as: CN208044248U

Abstract

An electromagnetic screen (10) mounting structure and a display comprising the electromagnetic screen (10) mounting structure in the technical field of display devices, the electromagnetic screen (10) mounting structure comprising: a backplate (20) used for fixing an electromagnetic screen (10), a support frame (30) connected between the backplate (20) and the electromagnetic screen (10), and a plurality of hooks (40) used for hanging the electromagnetic screen (10), wherein the support frame (30) is arranged along the edges of the backplate (20), and hanging holes (11) or hanging slots (12) are distributed along the edges of the electromagnetic screen (10); the hooks (40) comprise bases (41) fixedly connected to the support frame (30), and hanging parts (42) connected to the electromagnetic screen (10), said hanging parts (42) being inserted into the hanging holes (11) or hanging slots (12) to position the electromagnetic screen (10), thereby simplifying mounting and dismounting processes, and increasing the mounting strength.

Description

Electromagnetic screen mounting structure and display

Technical field

The utility model relates to the technical field of display devices, in particular to an electromagnetic screen installation structure and a display.

Background technique

With the advancement of technology, liquid crystal display devices (such as LCD TVs, liquid crystal displays, etc.) are more and more widely used. The core part of the liquid crystal display device is a backlight module. In the electromagnetic handwriting function display, the back plate structure of the backlight module Generally composed of electromagnetic screen and back plate, the back plate can not only increase the strength of the whole machine to support, but also can be used for the back decoration. At present, the electromagnetic screen installation structure often uses a hook to directly connect the electromagnetic screen and the backboard, but there are mainly two technical problems: 1. The hook is directly connected to the electromagnetic screen and the backboard, and the installation and disassembly are inconvenient and the installation strength cannot be guaranteed; Internal aluminum chips or external dust generated during the operation of the whole machine may invade between the back plate and the electromagnetic screen, thereby causing pollution and shortening the service life.

Utility model content

The utility model aims to solve the problems of inconvenient installation and disassembly and poor installation strength existing in the prior liquid crystal display device.

In view of the above, the utility model provides an electromagnetic screen mounting structure, which comprises: a backboard for fixing an electromagnetic screen, a bracket frame connected between the backboard and the electromagnetic screen, and a hanging electromagnetic screen a plurality of hooks, the bracket frame is disposed along an edge of the backboard, and an edge of the electromagnetic screen is distributed with a hanging hole or a hanging slot, and the hook includes a base and a fixed connection with the bracket frame The hanging portion of the electromagnetic screen is connected, and the hanging portion is inserted into the hanging hole or the hanging groove to realize positioning of the electromagnetic screen.

Preferably, a sealing space is formed between the electromagnetic screen and the backing plate through the bracket frame.

Preferably, the bracket frame is provided with a recess for receiving the hook, and the recess is provided with a first mounting hole for fixing the hook.

Preferably, a mounting portion for splicing with the bracket frame is disposed along a bottom edge of the backboard, and the mounting portion extends forward in a direction perpendicular to the plane of the backboard.

Preferably, the bracket frame includes a top frame strip disposed along a top edge of the back panel along a side frame strip disposed along both side edges of the back panel.

Preferably, the hanging slot of the electromagnetic screen is disposed on a center line of the electromagnetic screen, and the hanging slot is matched with the contour of the hook portion of the hook to achieve alignment of the electromagnetic screen.

Preferably, the base is provided with a second connecting hole for connecting with the bracket frame, and the base and the hanging portion are perpendicular to each other.

Preferably, the base of the hook is provided with a latching portion, and the bracket frame is provided with a positioning hole for receiving the insertion of the latching portion.

Preferably, the latch portion includes two positioning pins on opposite sides of the mounting hole of the hook.

The present invention also proposes a display comprising the electromagnetic screen mounting structure as described above.

The utility model provides an electromagnetic screen installation structure. The bracket frame is arranged as a transition on the back plate. In the process of installing the electromagnetic screen on the back plate, the hook is first hooked on the electromagnetic screen, and then the other end of the hook is used. The bracket frame connection can complete the installation, and the installation strength can be ensured without directly connecting the hook to the backboard; and the process of disassembling and repairing the electromagnetic screen does not need to directly remove the hook from the backboard, which simplifies the disassembly process.

The display provided by the present invention simplifies the installation and disassembly process by including the electromagnetic screen mounting structure according to any one of the preceding claims.

DRAWINGS

The above and/or additional aspects and advantages of the present invention will become more apparent and readily understood from

1 is a schematic view showing the structure of an electromagnetic screen fixing structure of an embodiment of the present invention;

Figure 2 is an exploded view of the embodiment of Figure 1;

Figure 3 is a cross-sectional view taken along line A-A of Figure 2;

Figure 4 is a partial enlarged view of a portion A of Figure 1;

Figure 5 is a partial enlarged view of a portion B of Figure 1;

Figure 6 is a partial enlarged view of a portion C of Figure 2;

Figure 7 is a partial enlarged view of a portion D of Figure 2;

Figure 8 is a partial enlarged view of the portion E of Figure 2;

Figure 9 is a partial enlarged view of a portion F of Figure 3;

Figure 10 is a partial enlarged view of a portion G of Figure 3;

Figure 11 is a schematic view showing the structure of a bracket frame of one embodiment of the present invention;

Figure 12 is a schematic view showing the structure of a hook of an embodiment of the present invention;

In the figure, 10-electromagnetic screen; 11-mounting hole; 12-mounting groove; 20-back plate; 21-mounting part; 22-upper back plate; 23-lower back plate; 30-bracket frame; 32-first mounting hole; 33-top frame strip; 34-side frame strip; 35-positioning hole; 36-bracket body; 37-shield; 40-hook; 41-base; Hole; 412-plug portion; 42-hook portion.

detailed description

The specific embodiments of the present invention will be further described in detail below with reference to the drawings and specific embodiments. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the orientation or positional relationship of the terms "upper", "lower", "left", "right", "top", "bottom" and the like is based on the drawings. The orientation or positional relationship is merely for the convenience of the description of the present invention and the simplified description, and is not intended to indicate or imply that the device or component referred to has a specific orientation, is constructed and operated in a specific orientation, and therefore cannot be understood as the present invention. limits.

Referring to FIG. 1 to FIG. 4, an electromagnetic screen mounting structure according to a preferred embodiment of the present invention includes: a backboard 20 for fixing the electromagnetic screen 10, and is connected between the backboard 20 and the electromagnetic screen 10 a bracket frame 30, a plurality of hooks 40 for suspending the electromagnetic screen 10, the bracket frame 30 is disposed along an edge of the backboard 20, and the edge of the electromagnetic screen 10 is provided with a hanging hole 11 or a hanging slot 12 Referring to FIG. 7 , the hooking groove 12 is shown in FIG. 8 , and the hook 40 includes a base 41 fixedly connected to the bracket frame 30 and a hook 42 connected to the electromagnetic screen 10 . The mounting portion 42 is inserted into the hanging hole 11 or the hanging slot 12 to realize positioning of the electromagnetic screen 10 . The bracket frame 30 is provided as a transitional connection. As shown in FIG. 7, the bracket frame 30 is mounted on the backboard 20. When the electromagnetic screen 10 is mounted, the plug portion 42 of the hook 40 is first inserted into the electromagnetic screen 10. In the mounting hole 11 or the hanging slot 12, the base of the hook 40 is mounted on the bracket frame 30, and the electromagnetic screen 10 can be fixedly mounted on the backboard 20 without directly connecting the backing plate 20 with the hook 40. Conveniently, this structure facilitates the disassembly of the electromagnetic screen 10; on the other hand, the connection strength can be increased by the transition connection of the bracket frame 30.

Based on the above technical solution, an electromagnetic screen mounting structure is provided in the embodiment, and a sealing space is formed between the electromagnetic screen 10 and the backing plate 20 through the bracket frame 30. The bracket frame 30 shields the gap between the electromagnetic screen 10 and the backboard 20, and can effectively prevent aluminum chips or external dust from entering during the operation of the whole machine. Illustratively, referring to FIG. 11 , the bracket frame 30 includes a bracket body 36 and a shielding portion 37 disposed along an edge of the bracket body 36 and perpendicular to a panel surface of the bracket body 36 . The shielding portion 37 extends around the electromagnetic screen 10, and the electromagnetic screen 10, the bracket frame 30, and the backing plate 20 form a sealed space.

As shown in FIG. 11 , in the present embodiment, the bracket frame 30 is provided with a recessed portion 31 for accommodating the base 41 of the hook 40 for the purpose of facilitating the mounting of the hook 40 on the bracket frame 30. The recessed portion 31 is provided with a first mounting hole 32 for fixing the hook 40. The recessed portion 31 is used for initially limiting the hook 40 mounted on the bracket frame 30, and the hook 40 is mounted. When the bracket frame 30 is used, the hook 40 is abutted against the recessed portion 31 of the bracket frame 30 to perform preliminary positioning, and then the fastener and the first mounting hole 32 are used to finally securely mount the hook to the bracket frame. on.

Specifically, in this embodiment, referring to FIG. 6 and FIG. 10, in order to better support the electromagnetic screen 10 mounted thereon, the bottom of the backboard 20 is disposed along the bottom edge thereof for The mounting portion 21 of the bracket frame 30 is spliced, and the mounting portion 21 extends forward in a direction perpendicular to the board surface of the backboard 20. At this time, the mounting portion 21 is also capable of blocking the intrusion of the bottom contaminants.

At the same time, in order to simplify processing and installation convenience, the bracket frame 30 includes a top frame strip 33 disposed along a top edge of the back panel 20 and a side frame strip 34 disposed along both side edges of the back panel 20. The top frame strip 33 can prevent intrusion of contaminants from the upper portion, and the two side frame strips 34 can block the intrusion of contaminants on both sides. At this point, the top frame strip 33, the two side frame strips 34, The mounting portions 21 of the backing plate 20 cooperate to form the sealed space between the electromagnetic screen 10 and the backing plate 20 to prevent contamination.

Illustratively, in order to simplify the processing and facilitate the installation and disassembly, the back plate 20 is assembled by the upper back plate 22 and the lower back plate 23, and the mounting portion 21 is disposed on the lower back plate 23, with specific reference to the drawings. 3. Figure 9 and Figure 10.

In this embodiment, as shown in FIG. 5, the hanging slot 12 of the electromagnetic screen 10 is disposed on a center line of the electromagnetic screen 10, and the hooking portion of the hooking groove 12 and the hook 40 is contoured. The alignment is achieved to achieve alignment of the electromagnetic screen 10. When the electromagnetic screen 10 is mounted, the base 41 of a hook 40 is first connected to the bracket frame 30, and the hooking portion 42 of the hook 40 is inserted into the positioning slot 12, and the positioning slot 12 can cooperate with the electromagnetic screen. The left and right positions are adjusted, and then one end of the remaining hooks 40 is inserted into the hanging hole 11 of the electromagnetic screen 10 at a suitable position, and the other bases of the remaining hooks 40 are fixed to the bracket frame 30 to complete the installation.

Specifically, in this embodiment, in order to further facilitate the installation and stably mounting the electromagnetic screen 10, the base 41 is provided with a second mounting hole 411 for connecting with the bracket frame 30, the base 41 and The hooking portions 42 are perpendicular to each other, as shown in FIG. 12.

In this embodiment, as shown in FIG. 12, the base 41 of the hook 40 is provided with a latching portion 412. Correspondingly, the bracket frame 30 is provided with a positioning for receiving the insertion of the latching portion 412. The hole 35 is located on the outer circumference of the first mounting hole 32. When the hook 40 and the bracket frame 30 are connected, the latching portion 412 is inserted into the positioning hole 32 to enable positioning to ensure the installation of the electromagnetic screen 10. The position does not produce an offset.

Specifically, the latching portion 412 can be configured as a plurality of positioning pins according to actual needs. In the embodiment, in order to simplify the structure, the latching portion 412 includes two latching portions 4121, and the corresponding bracket frame 30 is opened. There are two positioning holes 35, and the two positioning holes 35 are respectively disposed at two sides of the first mounting hole 32.

In order to solve the same technical problem, the present invention also provides a display comprising the above-mentioned electromagnetic screen mounting structure.

In summary, the embodiment of the present invention provides an electromagnetic screen mounting structure and a display, including: a backboard 20, a bracket frame 30, and a hook 40. The bracket frame 30 is installed as a transitional connection member, and the bracket frame 30 is mounted on the backboard 20. It simplifies the installation and disassembly process and increases the installation strength.

The above description is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make several improvements and substitutions without departing from the technical principles of the present invention. And replacement should also be considered as the scope of protection of the present invention.

Claims

An electromagnetic screen mounting structure, comprising: a backboard for fixing an electromagnetic screen, a bracket frame connected between the backboard and the electromagnetic screen, and a plurality of hooks for hanging the electromagnetic screen,

The bracket frame is disposed along an edge of the backboard, and the edge of the electromagnetic screen is distributed with a hanging hole or a hanging slot, and the hook includes a base fixedly connected to the bracket frame and connected to the electromagnetic screen. The hooking portion is inserted into the hanging hole or the hanging slot to realize positioning of the electromagnetic screen.
The electromagnetic panel mounting structure according to claim 1, wherein a sealing space is formed between the electromagnetic screen and the backing plate by the bracket frame.
The electromagnetic screen mounting structure according to claim 2, wherein the bracket frame is provided with a recessed portion for accommodating the base of the hook, and the recessed portion is provided with a first portion for fixing the hook Mounting holes.
The electromagnetic screen mounting structure according to claim 2, wherein a mounting portion for splicing with the bracket frame is disposed along a bottom edge of the backboard, the mounting portion being perpendicular to the back panel surface The direction extends forward.
The electromagnetic screen mounting structure according to claim 4, wherein the bracket frame comprises a top frame strip disposed along a top edge of the back panel and a side frame strip disposed along both side edges of the back panel .
The electromagnetic screen mounting structure according to any one of claims 1 to 5, wherein a hooking groove of the electromagnetic screen is disposed on a center line of the electromagnetic screen, and the hooking groove and the hook The hooks are contoured to match the alignment of the electromagnetic screen.
The electromagnetic screen mounting structure according to any one of claims 1 to 5, wherein the base is provided with a second mounting hole for connecting with the bracket frame, the base and the hooking portion. Vertical to each other.
The electromagnetic panel mounting structure according to claim 7, wherein the base of the hook is provided with a latch portion, and the bracket frame is provided with a positioning hole for receiving the insertion of the latch portion.
The electromagnetic screen mounting structure according to claim 8, wherein said latch portion includes two positioning pins on both sides of a mounting hole of said hook.
A display comprising the electromagnetic screen mounting structure of any of claims 1-9.