WO2022174446A1

WO2022174446A1 - Protective structure, display screen edge-covering frame, and led display screen

Info

Publication number: WO2022174446A1
Application number: PCT/CN2021/077244
Authority: WO
Inventors: 王成; 唐朝剑
Original assignee: 深圳市艾比森光电股份有限公司
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2022-08-25

Abstract

A protective structure (10), a display screen edge-covering frame, and an LED display screen, wherein the protective structure (10) matches with a target structure (20). The protective structure (10) comprises an edge material (11), a connection block (12), and a limiting assembly; the edge material (11) has an insertion slot (101); the connection block (12) is connected to the target structure (20) and is slidably connected to the insertion slot (101); the limiting assembly comprises limiting members (131) and limiting holes (132), the limiting members (131) can elastically extend and retract, and each member possesses an engaged state where said member is aligned with a limiting hole (132) and a retracted state where said member is not aligned with a limiting hole (132), the limiting holes (132) are arranged on a slot wall of the insertion slot (101) and the limiting members (131) are arranged on the connection block (12), or the limiting holes (132) are arranged on the connection block (12) and the limiting members (131) are arranged on the edge material (11).

Description

Protective structure, display bezel and LED display

technical field

The application relates to the field of protective structures, and in particular, to a protective structure, a display screen edge frame and an LED display screen.

Background technique

Structures such as LED displays need to be wrapped around their sides to protect the screen. In the existing LED edging frame, the protective sapwood is directly screwed to the display module, and the screw penetrates through the sapwood and is screwed with the display module, or the screw penetrates the sapwood from the inside of the display module for screwing. In the case of screwing the display module from the outside, the screw is exposed, which affects the appearance and is likely to cause the screw to rust. However, screwing the screw with the sapwood from the inside to the outside faces the problem of inconvenient operation. Another part of the LED edging frame and the display module adopts a magnetic connection. Under this connection, the magnet is easy to attract foreign objects, and it is easy to fall off under external force. Another part of the LED edge frame and the display module are bonded with double-sided tape, and this connection method has the problem that the double-sided tape is easy to age and fall off.

technical problem

One of the objectives of the embodiments of the present application is to improve the ease of assembly and the connection stability between the protective structure and the target structure while maintaining the external integrity of the sapwood.

technical solutions

In order to solve the above-mentioned technical problems, the technical solutions adopted in the embodiments of the present application are:

A protection structure is matched with a target structure, the target structure has at least a side edge extending along a first direction, and the protection structure comprises:

The sapwood has a plug slot extending through the first direction;

a connecting block for connecting the side of the target structure, the connecting block slidingly connected to the insertion slot;

The limit assembly includes a limit piece and a limit hole, the limit piece can be elastically stretched and has a snap-on state facing the limit hole and a retracted state not facing the limit hole, so The limiting hole is opened on the slot wall of the insertion slot, and the limiting piece is set on the connecting block, or the limiting hole is set on the connecting block, and the limiting piece is set on the connecting block. Sapwood.

Optionally, the connection block is placed in the insertion slot.

Optionally, the limiting hole is opened on the groove wall of the limiting portion away from the target structure.

Optionally, the limiting hole is opened on a groove wall of the limiting portion facing the escape portion, and the limiting hole is a blind hole.

Optionally, the limiting components are provided at both ends of the sapwood along the first direction.

Optionally, there are multiple connection blocks and they are arranged at intervals.

Optionally, any of the connecting blocks is provided with a limiting member, and the limiting hole is opened on the slot wall of the insertion slot.

Optionally, the connecting block also includes a rib plate for connecting the side of the target structure and a wing plate connecting the rib plate; the insertion slot is a T-shaped slot and includes a rib plate for the wing plate to be placed on. A limit part for entering and an escape part for matching with the rib.

Optionally, the connecting block is provided with two limiting members, and the two limiting members are provided on the wing plate and on both sides of the rib plate; the limiting holes are opened in the slot wall of the insertion slot.

Optionally, the connection block has an assembly hole that is screwed with the target structure.

Optionally, the assembly hole is a counterbore.

Optionally, the sapwood is an aluminum part.

Optionally, the limiting member is a ball screw.

A display screen border frame, comprising the above-mentioned protective structure.

An LED display screen includes the above-mentioned display screen frame.

The protective structure provided by the embodiment of the present application and the display screen edge frame and the LED display screen adopting the protective structure, because the limiting component is located at the contact position of the connecting block and the sapwood, and is located inside the connecting block and the sapwood, and is not It will be exposed so that the external integrity of the sapwood can be maintained and the external aesthetics of the structure can be improved. The external integrity of the sapwood means that the surface of the sapwood away from the target structure is intact and does not require openings or other structures that would disrupt the external affairs of the surface. The connecting block and the sapwood are slidably connected and fixed by the limit component, which is easy to assemble and can ensure the stability of the connection. From the above, the protective structure provided by this embodiment can improve the convenience of assembling and the connection stability between the protective structure and the target structure while maintaining the external integrity of the sapwood.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the accompanying drawings that are used in the description of the embodiments or exemplary technologies. Obviously, the drawings in the following description are only for the present application. In some embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is the dismantling schematic diagram of the display screen edge frame provided by the second embodiment of the present application;

Fig. 2 is the partial enlarged view of A place in Fig. 1;

FIG. 3 is a cross-sectional view of a display screen edge frame at a stopper provided in Embodiment 2 of the present application;

FIG. 4 is a schematic diagram of the cooperation of the protective structure in the structure shown in FIG. 1 .

Among them, each reference sign in the figure:

10, protective structure; 11, sapwood; 101, insertion slot; 102, limit part; 103, avoidance part; 12, connecting block; 121, rib; 122, wing plate; 1201, assembly hole; 131, limit 132, limit hole; 20, target structure; 201, installation hole.

Embodiments of the present invention

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

It should be noted that when a component is referred to as being "fixed to" or "disposed on" another component, it can be directly on the other component or indirectly on the other component. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of description, rather than indicating or implying the referred device Or the elements must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be construed as a limitation to the present application, and those of ordinary skill in the art can understand the specific meanings of the above terms according to specific situations. The terms "first" and "second" are only used for the purpose of description, and should not be understood as indicating or implying relative importance or implying indicating the number of technical features. "Plurality" means two or more, unless expressly specifically limited otherwise.

In order to illustrate the technical solution of the protective structure described in the present application, the following detailed description is given with reference to the specific drawings and embodiments.

Example 1

Referring to FIGS. 1 to 4 , an embodiment of the present application provides a protective structure 10 that cooperates with a target structure 20 , and the target structure 20 has at least a side extending along a first direction. The target structure 20 may be a display module, an electrical device, an electronic product, etc. As long as it has a linearly extending side and needs to be protected against the side, the protection structure 10 provided in this embodiment can be used. The first direction may be left and right, front and rear, up and down, or other linear directions, which are not limited herein. For convenience of description, the display surface of the display module is defined as the forward direction, and the first direction is defined as the left-right direction.

The protective structure 10 includes a sapwood 11 , a connecting block 12 and a limiting component. The connecting block 12 is used to connect the side of the target structure 20, the sapwood 11 is slidably connected with the connecting block 12 and attached to the outside of the target structure 20 to protect the target structure 20, and the limiting component is used to limit the sapwood 11 and the Relative movement of the connection block 12 .

The sapwood 11 has an insertion slot 101 penetrating along the first direction, and the connecting block 12 is slidably connected to the insertion slot 101 . When the connection block 12 is slidably connected to the insertion slot 101 , the connection block 12 and the sapwood 11 only have a degree of freedom to move along the first direction.

The limit assembly includes a limit member 131 and a limit hole 132. The limit member 131 can elastically expand and contract and has a snap-on state facing the limit hole 132 and a retracted state not facing the limit hole 132. The limit hole 132 is formed on the groove wall of the insertion slot 101 , the limiting member 131 is set on the connecting block 12 , or the limiting hole 132 is set on the connecting block 12 , and the limiting member 131 is set on the sapwood 11 .

The limiting member 131 and the limiting hole 132 are respectively arranged on the sapwood 11 and the connecting block 12, and when the sapwood 11 and the connecting block 12 are slidably connected to a specific position, the limiting member 131 and the limiting hole 132 are opposite to each other, and the limiting member 131 The limiting holes 132 are placed to limit the relative movement of the sapwood 11 and the connecting block 12 .

In the structure shown in the figure, the limiting member 131 is provided on the connecting block 12 , and the limiting hole 132 is opened in the groove wall of the insertion slot 101 . In other embodiments, the limiting member 131 may also be provided on the sapwood 11 and the limiting hole 132 may be provided on the connecting block 12 .

The limiting member 131 can elastically expand and contract. When the limiting member 131 is in contact with the groove wall of the insertion slot 101 , the limiting member 131 presses against the groove wall of the insertion slot 101 and is in a contracted state, and is in a positive state with the limiting hole 132 . When the timing is correct, the pressing force from the insertion slot 101 disappears, and the limiting member 131 is stretched and locked into the limiting hole 132 to be in a locked state.

During assembly, the connecting block 12 is fixed on the target structure 20 by screwing or other means, and then the insertion groove 101 of the sapwood 11 is aligned with the connecting block 12 and inserted, so that the sapwood 11 and the connecting block 12 are slidably connected. The sap material 11 is slid relative to the connecting block 12 along the first direction until the limiting member 131 and the limiting hole 132 face each other and are clamped to complete the assembly of the protective structure 10 .

In the protective structure 10 provided in this embodiment, since the limiting component is located at the contact position of the connecting block 12 and the sapwood 11 , and is located inside the connecting block 12 and the sapwood 11 , it will not be exposed, so that the exterior of the sapwood 11 can be kept intact. improve the external aesthetics of the structure. The external integrity of the sapwood 11 means that the surface of the sapwood 11 away from the target structure 20 is complete and does not require openings or other structures that damage the external appearance of the surface. The connection block 12 is slidably connected to the sapwood 11 and is limited and fixed by the limit component, which is easy to assemble and can ensure the stability of the connection. From the above, with the protective structure 10 provided by the present embodiment, the arrangement can improve the assembling convenience and connection stability of the protective structure 10 and the target structure 20 while maintaining the external integrity of the sapwood 11 .

In another embodiment of the present application, please refer to FIG. 3 , the connection block 12 is placed in the insertion slot 101 . It can be understood that the connection block 12 may also include a base and a plug-in segment connected to the base, and the plug-in segment is arranged in cooperation with the plug-in slot 101 . After the connecting block 12 is assembled with the sapwood 11 , the plug-in segment is placed in the plug-in groove 101 , and the base is located outside the plug-in groove 101 . At this time, there is a connection gap between the base and the sap material 11, which affects the appearance. The connecting block 12 is set as a whole and placed in the insertion slot 101 , so that the connecting block 12 can be hidden inside the sapwood 11 after assembly, and there will be no connection gaps visible to the outside world, thereby further improving the assembly of the protective structure 10 . The aesthetic effect after reaching the target structure 20.

In another embodiment of the present application, please refer to FIG. 4 , the connection block 12 includes a rib 121 for connecting the side of the target structure 20 and a wing 122 for connecting the rib 121 ; the insertion slot 101 is a T-shaped slot and It includes a limiting portion 102 for placing the wing plate 122 and an escape portion 103 matching with the rib plate 121 . In this embodiment, the cross section of the connecting block 12 along the first direction is T-shaped, and the rib plate 121 is connected to the middle position of the wing plate 122 and is perpendicular to the wing plate 122 . The rib plate 121 is used to connect the target structure 20, the wing plate 122 cooperates with the limiting portion 102, and the circumferential groove wall of the limiting portion 102 along the first direction restricts the movement of the side material 11 along the radial direction perpendicular to the first direction, so that the edge The material 11 only has the freedom to move in the first direction. The escape portion 103 is provided for the wing plate 122 to be inserted.

In this embodiment, the rib plate 121 and the avoidance portion 103 are arranged in cooperation with each other, and the cross-sectional dimension of the rib plate 121 is the same as or slightly smaller than that of the avoidance portion 103 . The wing plate 122 is arranged in cooperation with the limiting portion 102 , and the cross-sectional dimension of the wing plate 122 is the same as that of the limiting portion 102 or slightly smaller than that of the limiting portion 102 . In the structure shown in FIG. 3 , the cross-sectional dimension of the wing plate 122 is smaller than that of the limiting portion 102 in the length direction, so as to reduce the difficulty of assembly.

The connecting block 12 is provided with a T-shaped cross-section, so that the force of the sapwood 11 on both sides of the rib 121 is balanced, which is beneficial to reduce the shaking after the siding 11 and the connecting block 12 are assembled. Those skilled in the art can also set the cross section of the connecting block 12 to be I-shaped, F-shaped, E-shaped, etc., and the shape of the socket 101 corresponds to the connecting block 12 .

In another embodiment of the present application, please refer to FIG. 3 and FIG. 4 , the limiting hole 132 is opened on the groove wall of the limiting portion 102 away from the target structure 20 .

Taking the structural orientation shown in FIG. 3 as an example, the connecting block 12 is located on the left side of the target structure 20 , the sapwood 11 is slidably connected to the connecting block 12 , and the limiting hole 132 is opened on the right groove wall of the limiting portion 102 . In other embodiments, the limiting hole 132 may also be opened on the left side groove wall, the upper side groove wall or the lower side groove wall of the limiting portion 102 . The limiting hole 132 can also be opened on the groove wall of the avoidance portion 103 , as long as the limiting hole 132 and the limiting member 131 are matched and snapped together.

In the structure shown in FIG. 3 , the limiting hole 132 is a through hole, preferably located on the right side wall of the limiting portion 102 . Under this setting, the processing technology is more convenient. It is sufficient to directly open a through hole connected to the limiting portion 102 on the surface of the sapwood 11 facing the target structure 20 .

If the limiting hole 132 is provided on the left groove wall of the limiting portion 102, considering the structural integrity of the outside (left side) of the sapwood 11, the hole opening operation can only be performed from the right side of the sapwood 11, and the limit The hole 132 is a blind hole, and the hole opening operation is limited by the size of the avoidance portion 103 , and the limiting hole 132 is preferably at a position directly opposite to the avoidance portion 103 , so as to facilitate the hole opening operation.

In another embodiment of the present application, please refer to FIG. 3 , the limiting member 131 is a ball screw. Ball screw is also called marble set screw, marble machine meter, wave screw, ball head plunger screw, positioning ball screw. It is a positioning combination composed of a threaded shell, a spring and a bead. pieces. The connection block 12 is provided with a screw hole which is screwed with the shell, and the shell is built in the screw hole. The spring connects the bead and the shell. When the bead is compressed, the spring elastically deforms and returns to its original shape after the external force disappears. The ball screw is used in the protection structure 10 of this embodiment. During assembly, the ball abuts the groove wall of the insertion slot 101, and the spring is compressed until the ball is directly opposite to the limit hole 132, and the spring resets to make the ball The connection block 12 and the sapwood 11 are relatively fixed by being clamped with the limiting hole 132 .

In another embodiment of the present application, limiting components are provided at both ends of the sap material 11 along the first direction. The sapwood 11 is an elongated member extending along the first direction, and limiting components are provided at both ends of the sapwood 11 to improve the connection stability between the sapwood 11 and the target structure 20 .

In another embodiment of the present application, please refer to FIG. 1 , there are multiple connection blocks 12 and are arranged at intervals. The number of the connecting blocks 12 and the sapwood 11 is in a multi-to-one relationship. Combined with the structure of the sapwood 11 being an elongated piece, the main function of the connecting block 12 is to connect the sapwood 11 to the target structure 20 . The design of dividing the connecting block 12 into multiple pieces can save materials and reduce production costs. In the structure shown in FIG. 1 , one sapwood 11 is correspondingly provided with three connecting blocks 12 , and those skilled in the art can set the number of connecting blocks 12 according to actual needs, which is not uniquely limited here.

Preferably, any connecting block 12 is provided with a limiting member 131 . Any connecting block 12 is provided with a limiting member 131 , so that any connecting block 12 has the function of sliding connection between the sapwood 11 and the target structure 20 and the fixing function of the limiting member 131 . In other embodiments, the limiting member 131 may be provided only on part of the connecting block 12 , which is not the sole limitation here.

In the structure shown in FIG. 4 , the connecting block 12 is provided with two limiting members 131 , and the two limiting members 131 are disposed on the wing plate 122 and located on both sides of the rib plate 121 . Combined with the design that the cross-section of the connecting block 12 is T-shaped, the two limiting members 131 are respectively provided with two sides of the rib plate 121 to improve the connection tightness of the connecting block 12 and the sapwood 11 .

Preferably, the sapwood 11 is provided with connecting blocks 12 at both ends along the first direction.

In another embodiment of the present application, please refer to FIG. 2 and FIG. 4 , the connection block 12 has an assembly hole 1201 which is screwed with the target structure 20 . The target structure 20 is provided with a mounting hole 201 which is matched with the mounting hole 1201 . The screws pass through the mounting holes 1201 and are screwed with the mounting holes 201 to fix the connecting block 12 on the target structure 20 . Preferably, the mounting holes 1201 are countersunk holes, so that the screws will not protrude from the surface of the connecting block 12 after mounting. In other embodiments, the connection block 12 may also be connected to the target structure 20 by means of clipping, riveting or welding, as long as the connection block 12 is fixedly connected to the target structure 20 .

In this embodiment, the sap material 11 is an aluminum part. The connecting block 12 is made of aluminum. Aluminum parts have the advantages of light weight and low production cost. Those skilled in the art can also select other materials, which are not limited here.

Embodiment 2

As shown in FIG. 1 to FIG. 4 , the present embodiment provides a frame for wrapping a display screen, including a protective structure 10 . Referring to FIG. 1 , the protective structure 10 is applied to the display screen, and the target structure 20 is the display module of the display screen. The edging frame includes four protective structures 10 , and the four protective structures 10 are respectively connected to the four sides of the display module. For the specific structure of the protective structure 10, please refer to the first embodiment. Since the display screen edge frame provided in this embodiment adopts all the technical solutions of the first embodiment, it has all the technical effects that can be achieved by the above-mentioned technical solutions, and will not be repeated here.

Embodiment 3

This embodiment provides an LED display screen, including a display screen edge frame. Please refer to the second embodiment for the specific structure of the frame of the display screen. Since the LED display screen provided in this embodiment adopts all the technical solutions of the second embodiment, it has all the technical effects that can be achieved by the above-mentioned technical solutions, and will not be repeated here.

The above descriptions are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent replacements or improvements made within the spirit and principles of the present application shall be included in the protection of the present application. within the range.

Claims

A protective structure, which cooperates with a target structure, the target structure at least has a side edge extending along a first direction, and is characterized in that, the protective structure comprises:

The sapwood has a plug slot extending through the first direction;

a connecting block for connecting the side of the target structure, the connecting block slidingly connected to the insertion slot;

The limit assembly includes a limit piece and a limit hole, the limit piece can be elastically stretched and has a snap-on state facing the limit hole and a retracted state not facing the limit hole, so The limiting hole is opened on the slot wall of the insertion slot, and the limiting piece is set on the connecting block, or the limiting hole is set on the connecting block, and the limiting piece is set on the connecting block. Sapwood.
The protective structure of claim 1, wherein the connection block is placed in the insertion slot.
The protective structure of claim 1, wherein the connecting block further comprises a rib for connecting the side of the target structure and a wing for connecting the rib; the insertion slot is T It has a shape groove and includes a limit part for the wing plate to be placed in and an escape part matched with the rib plate.
3. The protective structure according to claim 3, wherein the limiting hole is opened in a groove wall of the limiting portion away from the target structure.
3. The protective structure according to claim 3, wherein the limiting hole is opened on a groove wall of the limiting portion facing the avoidance portion, and the limiting hole is a blind hole.
The protective structure according to claim 3, characterized in that, the connecting block is provided with two limiting pieces, and the two limiting pieces are arranged on the wing plate and located at the edge of the rib. two sides; the limiting hole is opened on the slot wall of the insertion slot.
The protective structure according to claim 1, wherein the limiting components are provided at both ends of the sapwood along the first direction.
The protective structure according to claim 1, characterized in that, there are a plurality of said connecting blocks, which are arranged at intervals.
The protective structure according to claim 8, wherein any one of the connecting blocks is provided with a limiting member, and the limiting hole is opened in the slot wall of the insertion slot.
The protective structure of claim 1, wherein the connecting block has an assembly hole screwed with the target structure.
The protective structure according to claim 10, wherein the mounting hole is a counterbore.
The protective structure of claim 1, wherein the sap material is an aluminum part.
The protective structure according to any one of claims 1 to 12, wherein the limiting member is a ball screw.
A frame for enclosing a display screen, characterized in that it comprises the protective structure according to any one of claims 1 to 13.
An LED display screen, characterized in that it comprises the display screen edge frame according to claim 14 .