CN216643746U

CN216643746U - Connecting device and wall-mounted display equipment

Info

Publication number: CN216643746U
Application number: CN202123282803.5U
Authority: CN
Inventors: 雷旺
Original assignee: Qstech Co Ltd
Current assignee: Qstech Co Ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-31
Anticipated expiration: 2031-12-24

Abstract

The utility model provides a connecting device and wall-mounted display equipment, wherein the connecting device comprises a wall hanging piece and a plurality of connecting pieces, the wall hanging piece is arranged on an installation body of the display device in the fixed wall-mounted display equipment, and a space for accommodating the connecting pieces is formed between the wall hanging piece and the display device; the connecting piece is located the concatenation department of two adjacent display element in display device to can dismantle with two adjacent display element and be connected, wherein, the connecting piece is located the one side of wall pendant towards display device, and can dismantle with the wall pendant and be connected. The connecting device provided by the utility model not only can simplify the structure of the wall-mounted display equipment, but also can realize the quick installation of the wall-mounted display equipment.

Description

Connecting device and wall-mounted display equipment

Technical Field

The utility model relates to the technical field of display devices, in particular to a connecting device and a wall-mounted display device.

Background

The display screen, such as a light-emitting diode (LED) display screen, has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable operation, etc., and is widely used in commercial media, cultural performance markets, stadiums and information dissemination, and can meet the requirements of different environments.

The LED display screen of various forms that exist in the market, LED display screen include a plurality of LED module box units usually, and LED module box unit between adjacent passes through box connection piece fixed connection and is in the same place, carries out concatenation in succession through the box connection piece by a plurality of LED module box units to form the LED display screen of different size and size, be used for showing various information such as characters, image, video. At present, an LED display screen is usually fixed on a wall body through a box body hanging piece arranged on the back surface of the LED display screen, so that the LED display screen is fixed on the wall body.

However, the LED display screen needs to be fixed on the wall by presetting the box hanging part, so that the structure of the LED display screen is complex and the installation process is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a connecting device and a wall-mounted display device, which not only can simplify the structure of the wall-mounted display device, but also can realize the quick installation of the wall-mounted display device.

The utility model provides a connecting device, which is applied to wall-mounted display equipment and comprises a wall hanging piece and a plurality of connecting pieces, wherein the wall hanging piece is arranged on an installation body for fixing a display device in the wall-mounted display equipment, and a space for accommodating the connecting pieces is arranged between the wall hanging piece and the display device; the connecting piece is located the concatenation department of two adjacent display element in the display device, and with adjacent two the display element can be dismantled and be connected, wherein, the connecting piece is located the wall pendant orientation one side of display device, and with the wall pendant can be dismantled and be connected.

In some optional embodiments, the connecting member includes a connecting portion and a fixing portion, the connecting portion is located at the splicing position and detachably connected to two adjacent display units, and the fixing portion is connected to the connecting portion and detachably connected to the wall hanging member.

In some alternative embodiments, the fixing portion is a protruding structure extending toward the wall hanging member on a side of the connecting portion facing away from the display device.

In some optional embodiments, the connecting member includes two fixing portions, and the two fixing portions are located on two opposite sides of the connecting portion.

In some optional embodiments, one end of the fixing part facing the wall hanging piece is provided with a hook, the top end of the wall hanging piece is provided with a hanging groove for accommodating the hook, and the hook is hung in the hanging groove and is abutted against the wall hanging piece.

In some alternative embodiments, the surface of the hook abutting the wall hanging piece is provided with a guide surface, and the guide surface is matched with the structure of the top end of the wall hanging piece.

In some optional embodiments, the top end of the wall hanging piece is provided with an insertion part abutting against the hook, and the hanging groove is formed between the insertion part and the mounting body.

In some optional embodiments, the insertion part is an inclined part inclined toward the connecting piece on the top end of the wall hanging piece, and the guide surface is an inclined surface matched with the structure of the insertion part.

In some optional embodiments, an included angle between the guide surface and the connecting portion is greater than or equal to 30 ° and less than or equal to 38 °.

In some optional embodiments, the fixing portion includes a connection section and the hook, and the hook is connected to the connection section through the connection section.

In some optional embodiments, the hook and the connecting section together form a groove body on the fixing portion, the groove body is arranged opposite to the insertion portion of the wall hanging piece, and the insertion portion is accommodated and abutted in the groove body.

In some optional embodiments, the connecting piece is provided with a lightening hole.

In some alternative embodiments, the connecting member is a single connecting structure connecting two adjacent display units,

or the connecting piece is a strip-shaped connecting structure for connecting more than two display units.

A second aspect of the present invention provides a wall-mounted display apparatus comprising a display device and a connection device as defined in any one of the above, the display device being fixed to a mounting body by the connection device.

The utility model provides a connecting device and wall-mounted display equipment. Wherein, the connecting piece is located the one side of wall pendant towards display device to can dismantle with the wall pendant and be connected, not only can realize the connection of a plurality of display element through the connecting piece like this, because the wall pendant is established in fixed wall-hanging display device on display device's the installation body, the display device after the concatenation is accomplished need not to set up box hanging piece in display device like this, through connecting piece and wall pendant's the connection of dismantling, can the direct mount on the installation body. Therefore, the connecting device provided by the embodiment can not only simplify the structure of the wall-mounted display equipment, but also realize the quick installation of the wall-mounted display equipment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be 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 creative efforts.

Fig. 1 is a schematic structural diagram of a wall-mounted display device according to an embodiment of the present invention at a first viewing angle;

fig. 2 is a schematic structural diagram of a wall-mounted display device according to an embodiment of the present invention at a second viewing angle;

fig. 3 is a schematic structural diagram of a display device according to an embodiment of the present invention;

FIG. 4 is an enlarged schematic view of the wall-mounted display device of FIG. 2 at section A;

FIG. 5 is an assembled view of a wall mount according to an embodiment of the present invention from a first perspective;

FIG. 6 is a schematic view of a connector according to an embodiment of the present invention from a first perspective;

FIG. 7 is a schematic structural diagram of a connector according to an embodiment of the present invention from a second perspective;

FIG. 8 is a schematic structural diagram of a connector according to a third aspect of the present invention;

FIG. 9 is a schematic view of a connector assembly of a display device according to an embodiment of the present invention;

fig. 10 is a schematic view illustrating an assembly process of a connector on a display device according to an embodiment of the present invention;

FIG. 11 is an enlarged view of the mounting structure of the wall hanger of FIG. 5 at section B;

FIG. 12 is a schematic view of the assembled structure of the wall hanging member of FIG. 11 from another perspective;

fig. 13 is an enlarged view of the fitting structure of the connector in fig. 9 at the portion C.

Description of reference numerals:

100-a connecting means; 10-a connector; 11-a connecting portion; 111-connection hole; 112-a mounting surface;

12-a fixed part; 121-a hook; 1211-a guide surface; 122-a connecting segment; 123-groove body; 124-lightening holes;

20-hanging parts; 21-top end; 22-a plug-in part; 23-a wall hanging part; 24-hanging grooves; 30-a fastener;

200-a display device; 210-a display unit; 211-a connection region; 220-splicing part; 230-a display surface; 240-back side;

300-mounting body.

Detailed Description

As described in the background art, the conventional LED display screen generally includes a plurality of LED module box units, and in order to realize the splicing between the adjacent LED module box units, a box connecting sheet needs to be disposed at the splicing position of the LED module box units, and the plurality of LED module box units can be continuously spliced by the box connecting sheet to form the LED display screen with different sizes.

However, in order to fix the LED display screen on the wall, a box hanging part needs to be additionally preset on the LED display screen on the basis of the box connecting sheet. Therefore, the structure of the LED display screen is complex, the installation process is complex, and the LED display screen is not convenient to hang on a wall body quickly.

In view of the above, the present invention provides a connection device and a wall-mounted display apparatus, wherein a connection member is disposed in the connection device, and a wall-mounted member is disposed on an installation body of a display device in the fixed wall-mounted display apparatus, so that a plurality of display units can be connected via the connection member, and thus the spliced display device can be directly installed on the installation body by detachably connecting the connection member and the wall-mounted member without disposing a box body hanging member in the display device. Therefore, the connecting device of the utility model not only can simplify the structure of the wall-mounted display equipment, but also can realize the quick installation of the wall-mounted display equipment.

Examples

Fig. 1 and 2 respectively illustrate overall views of a wall-mounted display device at different viewing angles. Fig. 3 is a schematic structural diagram of a display device according to an embodiment of the present invention.

Referring to fig. 1 to 3, the wall-mounted display apparatus may include a display device 200 and a connection device 100. The display apparatus 200 may include a plurality of display units 210, and each display unit 210 may be understood as a display screen box unit. Illustratively, the display unit 210 may include, but is not limited to, an LED display unit 210. The partial structures in the connection apparatus 100 may be located at the joints 220 of the display units 210, and a plurality of (for example, two, four, six, eight, twelve, or sixteen) display units 210 may be mutually jointed by the partial structures in the connection apparatus 100 to form the display apparatus 200 (as shown in fig. 3) with different sizes.

On this basis, the display device 200 can also be fixed on the installation body 300 through the connection device 100 (as shown in fig. 2), so that the display device 200 can be hung on the installation body 300 through the connection device 100. Referring to fig. 3, through the arrangement of the connection device 100, when the plurality of display units 210 are spliced together, the display device 200 can be hung on the installation body 300, and a box hanging part does not need to be additionally arranged in the display device 200, and the display device 200 spliced through the connection device 100 can be directly fixed on the installation body 300, so that the structure of the display device 200 can be simplified, and the wall-mounted display device can be quickly installed.

The connecting device 100 in the present embodiment will be further described by taking the display device 200 composed of two display units 210 as an example.

Fig. 4 is an enlarged view of the wall-mounted display device in fig. 2 at a portion a, and fig. 5 is an assembly view of a wall-mounted device provided by an embodiment of the utility model at a first viewing angle.

Referring to fig. 4, the connection device 100 of the present embodiment may be applied to a wall-mounted display apparatus. As can be seen from fig. 4, the connection device 100 may include a wall hanger 20 and a plurality of connection members 10, and the wall hanger 20 may be provided on a mounting body 300 (shown in fig. 4 and 5) of the display device 200 in the fixed wall-mounted display apparatus. The mounting body 300 may include, but is not limited to, a wall, a steel pipe, or other mounting structures on which the display device 200 may be mounted.

Illustratively, the wall hanging member 20 may be a bar-shaped structure extending along a length direction (e.g., X direction in fig. 1) of the display apparatus 200. Among them, the wall hanging member 20 may also be called a wall hanging bar. In some embodiments, the wall hanging member 20 can be fixed to a mounting body, such as a wall, by screws, such as expansion screws, to achieve a secure connection of the wall hanging member 20 to the mounting body. This facilitates the hanging of the display device 200 on the mounting body 300.

As shown in fig. 4, the wall hanging member 20 and the display device 200 have a space therebetween for accommodating the connection member 10, so as to facilitate the arrangement of the connection member 10. The connecting member 10 is located at a joint 220 of two adjacent display units 210 in the display apparatus 200, and is detachably connected to the two adjacent display units 210 to realize the joint between the two adjacent display units 210. Thus, a plurality of display units 210 can be continuously connected by a plurality of connectors 10 to form display devices 200 having different sizes.

Referring to fig. 4, the connecting member 10 is located on a side of the wall hanging member 20 facing the display device 200, and is detachably connected to the wall hanging member 20. Therefore, the connecting member 10 has the functions of a box hanging member and a box connecting sheet, the connecting member 10 can be used for connecting a plurality of display units 210, and the display device 200 after splicing can be directly installed on the installation body 300 by detachably connecting the connecting member 10 and the wall hanging member 20 fixed on the installation body 300 such as a wall without arranging the box hanging member in the display device 200. Therefore, the structure of the wall-mounted display device can be simplified by providing the connection member 10 in the connection device 100, the installation process of the wall-mounted display device can be simplified, labor force can be reduced, and the display device 200 can be quickly installed, so that the installation of the display device 200 on the installation body 300 is more convenient.

In some embodiments, the connector 10 may also be referred to as a hook connector or other connecting structure. Illustratively, the connecting member 10 may include, but is not limited to, a sheet metal member or other connecting structure having a certain connecting strength and capable of being bent. The sheet metal part can be formed by processing sheet metal or other sheet metal raw materials through sheet metal processes such as blanking and bending, so that the connecting piece 10 is of an integrated structure and has high strength.

In which the connection member 10 may be a single connection structure (as shown in fig. 3) connecting two adjacent display units 210, and at least two connection members 10 need to be disposed at the joint 220 of two adjacent display units 210, so as to enhance the stability of the connection of the two display units 210.

Alternatively, in some embodiments, the connection member 10 may also be a bar-shaped connection structure connecting more than two (e.g., three or four, etc.) display units 210. When the connector 10 has a bar-shaped connection structure, the connector 10 may extend along the length or width direction of the display device 200. Here, the length and width directions of the display device 200 may be understood as the X direction and the Y direction as shown in fig. 1, respectively. So that more than two display units 210 can be connected at the same time by one connector 10.

The connecting device 100 in this embodiment will be further described by taking the connecting member 10 as an example of a single connecting structure.

Fig. 6 to 8 respectively show the structure of the connecting piece under different viewing angles.

Referring to fig. 6 to 8, the connection member 10 may include a connection portion 11 and a fixing portion 12, wherein the connection portion 11 is located at the joint 220 and detachably connected to two adjacent display units 210, so that the joint between the two adjacent display units 210 may be achieved through the connection portion 11. The side of the connecting portion 11 facing the display unit 210 has a mounting surface 112, and the connecting portion 11 can be attached to the back surface 240 of the display unit 210 through the mounting surface 112, so that the connecting portion 11 and the display unit 210 can be detachably connected through the fastening member 30.

Fig. 9 illustrates a schematic view of the assembly of the connector on the display device. Fig. 10 illustrates a schematic view of the assembly process of the connector on the display device.

Referring to fig. 9 and 10, the display unit 210 may include a display surface 230 and a non-display surface, and the display surface 230 may be understood as a surface on which a display area of the display unit 210 is located, wherein the display surface 230 may also be referred to as a front surface of the display unit 210. Accordingly, the non-display side may be understood as the side of the display unit 210 opposite to the display side 230, wherein the non-display side may also be referred to as the back side 240 of the display unit 210. In this embodiment, the connection device 100 may be located on the non-display surface of the display unit 210.

In order to facilitate the splicing of the display units 210, as shown in fig. 10, the back surface 240 of the display unit 210 is further provided with a connection region 211 at the splicing position 220, the mounting surface 112 of the connection portion 11 is provided with a connection hole 111, and a plurality of (for example, two) fasteners 30 can be detachably connected with the connection regions 211 of two adjacent display units 210 through the connection holes 111, so that not only the splicing of two adjacent display units 210 can be realized, but also the assembly of the connection member 10 on the display units 210 can be realized.

Wherein, the number of the connecting holes 111 on the connecting part 11 is the same as the number of the fastening members 30, and the size and structure of the connecting holes 111 and the assembling holes on the connecting area 211 are matched with the fastening members 30. Illustratively, the fasteners 30 may include, but are not limited to, screws or bolts, and the like. In some embodiments, when the fastening member 30 is a screw, such as a screw with a nominal diameter of 8mm (M8), the connecting hole 111 may be a connecting hole 111 with a diameter of 8.5mm, and a threaded hole corresponding to the M8 screw may be provided on the connecting region 211 of the connected display unit 210, so that the adjacent two display units 210 can be spliced and the connecting member 10 can be assembled on the display unit 210 by the fastening member 30.

Referring to fig. 6 to 8, the fixing portion 12 is connected to the connecting portion 11 and detachably connected to the wall hanger 20. Thus, the display device 200 can be fixed on the installation body 300, such as a wall, by the cooperation of the connecting member 10 and the wall hanging member 20, while the plurality of display units 210 are continuously spliced.

It should be noted that, when the display device 200 includes a plurality of display units 210, the wall hanging member 20 can be connected to the display device 200 by a plurality of connecting members 10 along the length direction thereof, so that the display device 200 can be fixed to the installation body 300, such as a wall, and the stability of the installation of the display device 200 on the installation body 300 can be enhanced, so as to prevent the display device 200 from falling off the installation body 300 and damaging the display device 200.

The fixing portion 12 may be a protrusion structure extending toward the wall hanging member 20 on a surface of the connecting portion 11 facing away from the display device 200. This facilitates the detachable connection of the connector 10 to the wall hanging member 20 through the fixing portion 12 without affecting the connection between the display units 210.

In some embodiments, the connector 10 may include two fixing portions 12, the two fixing portions 12 being located at opposite sides of the connecting portion 11. Alternatively, in other embodiments, the connecting member 10 may also be provided with a fixing portion 12, and the fixing portion 12 is located in the middle of the connecting portion 11. Therefore, the structure of the connecting piece 10 can be diversified while the detachable connection of the connecting piece 10 and the wall hanging piece 20 is realized.

In this embodiment, two fixing portions 12 are adopted on the connecting member 10, and the two fixing portions 12 are located at the edge of the connecting portion 11, so that the connecting member 10 is connected with the display unit 210, and the stability of the connection between the connecting member 10 and the wall hanging member 20 can be enhanced.

In order to facilitate the connection between the fixing portion 12 and the hanging member 20, referring to fig. 8, one end of the fixing portion 12 facing the hanging member 20 is provided with a hook 121, a hanging groove 24 for accommodating the hook 121 is formed on the top end 21 of the hanging member 20, and the hook 121 is hung in the hanging groove 24 and abuts against the hanging member 20. The structure in which the display device 200 is fixed to the installation body 300 by the connection device 100 may be referred to as shown in fig. 4. On the basis of realizing that the connecting piece 10 is detachably connected with the wall hanging piece 20, because the display device 200 is hung in the hanging groove 24 of the wall hanging piece 20 through the hook 121 of the connecting piece 10 and is abutted against the wall hanging piece 20, not only can the quick installation of the display device 200 on the installation body 300 be realized, the installation of the display device 200 is more convenient and quicker, but also the display device 200 can be prevented from inclining (i.e. tilting forward) towards one side of the display surface 230.

As shown in fig. 8, in some embodiments, the surface of the hook 121 that abuts the wall element 20 has a guide surface 1211, and the guide surface 1211 is adapted to the configuration of the top end 21 of the wall element 20. Thus, the guide surface 1211 is provided to guide the assembly of the connector 10 on the wall hanging member 20, thereby facilitating the quick installation of the display device 200 on the installation body 300.

Fig. 11 is an enlarged view of the assembly structure of the wall hanger in fig. 5 at a portion B, and fig. 12 is a structural view of the assembly structure of the wall hanger in fig. 11 at another view angle.

Referring to fig. 11 and 12, the top end 21 of the wall hanger 20 has an insertion portion 22 abutting against the hook 121, and a hanging groove 24 is formed between the insertion portion 22 and the mounting body 300. The insertion portion 22 is an inclined portion inclined toward the connector 10 at the top end 21 of the wall hanger 20, and a hanging groove 24 is defined between the inclined portion and the mounting body 300. The wall hanger 20 further includes a wall hanging part 23, the wall hanging part 23 can be detachably connected with the mounting body 300 by screws or the like, and the insertion part 22 is connected to the top of the wall hanging part 23 to form a top end 21 (shown in fig. 12) of the wall hanger 20. Alternatively, in some embodiments, the insertion part 22 and the wall hanging part 23 may form a hanging slot 24 therebetween. Therefore, the structure of the wall hanging piece 20 can be diversified while the wall hanging piece 20 is detachably connected with the connecting piece 10.

Fig. 13 is an enlarged schematic view of the fitting structure of the connector 10 in fig. 9 at the C portion.

Referring to fig. 13, the guide surface 1211 may be an inclined surface adapted to the structure of the socket 22. An angle a between the guide surface 1211 and the connection part 11 may be equal to or greater than 30 ° and equal to or less than 38 °. Illustratively, the angle a between the guide surface 1211 and the connecting portion 11 may be 35 °. The connector 10 can be fitted with a wall hanger 20 corresponding to a 35 deg. inclined spigot 22. Thus, the connecting member 10 is of a non-vertical downward hanging structure, when the display device 200 is mounted on the wall hanging member 20 on the mounting body 300 through the connecting member 10, the display device 200 can automatically slide to the final mounting position (as shown in fig. 4) in the hanging groove 24 of the wall hanging member 20 along the guide surface 1211 under the action of gravity, the mounting speed of the display device 200 on the mounting body 300 can be further improved, and the display device 200 can be mounted on the mounting body 300 more conveniently and quickly.

As shown in fig. 13, the fixing part 12 may include a connection section 122 and a hook 121, and the hook 121 may be connected with the connection part 11 through the connection section 122. The hook 121 and the connecting section 122 together form a slot 123 on the fixing portion 12, the slot 123 is disposed opposite to the insertion portion 22 of the wall hanging member 20, and the insertion portion 22 can be accommodated and abutted in the slot 123 (as shown in fig. 4). In this way, the connection element 10 and the wall hanging element 20 can be inserted into each other, which helps to improve the stability of the installation of the display device 200 on the installation body 300, such as a wall, and also helps to reduce the distance between the display device 200 and the installation body 300 and reduce the assembly space occupied by the display device 200.

In order to facilitate the quick connection and disconnection of the connecting member 10 and the wall hanging member 20, a gap is formed between the hook 121 and the groove wall of the hanging groove 24, and a gap is formed between the insertion part 22 and the groove wall of the groove body 123.

In some embodiments, as shown in fig. 13, the connector 10 may also be provided with lightening holes 124. Illustratively, the lightening holes 124 may include, but are not limited to, circular holes, square holes, or other polygonal holes, etc., of the fixing portion 12. By providing the lightening holes 124, the weight of the connector 10 can be reduced to some extent without affecting the strength of the connector 10, and the strength that the wall hanging member 20 can bear is reduced, which contributes to reducing the manufacturing cost of the connector 100.

According to the utility model, through the arrangement of the connecting piece 10 in the connecting device 100, the structure of the wall-mounted display equipment can be simplified, the installation process of the wall-mounted display equipment can be simplified, the display device 200 can be quickly installed, and the display device 200 can be more conveniently and quickly installed on the installation body 300.

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", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, display structure, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral to one another; either directly or indirectly through intervening media, such as through internal communication or through an interaction between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. Furthermore, the terms "first", "second", etc. 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.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A connecting device is applied to wall-mounted display equipment and is characterized by comprising a wall hanging piece and a plurality of connecting pieces, wherein the wall hanging piece is arranged on an installation body for fixing a display device in the wall-mounted display equipment, and a space for accommodating the connecting pieces is formed between the wall hanging piece and the display device; the connecting piece is located the concatenation department of two adjacent display element in the display device, and with adjacent two the display element can be dismantled and be connected, wherein, the connecting piece is located the wall pendant orientation one side of display device, and with the wall pendant can be dismantled and be connected.

2. The connecting device as claimed in claim 1, wherein the connecting member comprises a connecting portion and a fixing portion, the connecting portion is located at the joint and detachably connected to two adjacent display units, and the fixing portion is connected to the connecting portion and detachably connected to the wall hanging member.

3. The connecting device according to claim 2, wherein the fixing portion is a protruding structure extending toward the wall hanging member on a side of the connecting portion facing away from the display device.

4. A connection device according to claim 3, wherein the connection member includes two of said fixing portions, the two fixing portions being located on opposite sides of the connection portion.

5. The connecting device as claimed in claim 2, wherein the fixing portion has a hook at an end facing the hanging member, the hanging member has a hanging groove at a top end thereof for receiving the hook, and the hook is hung in the hanging groove and abuts against the hanging member.

6. A connection device according to claim 5, wherein the surface of the hook abutting the wall hanging member has a guide surface adapted to the configuration of the top end of the wall hanging member.

7. The connecting device as claimed in claim 6, wherein the top end of the wall hanging member is provided with an insertion part which is abutted against the hook, and the hanging groove is arranged between the insertion part and the mounting body.

8. The connecting device as claimed in claim 7, wherein the insertion part is an inclined part inclined toward the connecting member on a top end of the wall hanging member, and the guide surface is an inclined surface adapted to a structure of the insertion part.

9. The connecting device according to claim 8, wherein an angle between the guide surface and the connecting portion is greater than or equal to 30 ° and less than or equal to 38 °.

10. The connecting device according to any one of claims 5 to 9, wherein the fixing portion includes a connecting section and the hook, the hook being connected to the connecting section through the connecting section.

11. The connecting device as claimed in claim 10, wherein the hook and the connecting section together form a slot on the fixing portion, the slot is opposite to the insertion portion of the wall hanging member, and the insertion portion is accommodated and abutted in the slot.

12. A connection device according to any of claims 1-9, characterised in that the connection piece is provided with lightening holes.

13. The connecting device according to any one of claims 1 to 9, wherein the connecting member is a single connecting structure connecting adjacent two of the display units,

14. A wall-mounted display apparatus comprising a display device and a connection device according to any one of claims 1 to 13, the display device being secured to a mounting body by the connection device.