CN110107790B

CN110107790B - Wall hanging device and display

Info

Publication number: CN110107790B
Application number: CN201910321883.9A
Authority: CN
Inventors: 苏永俊; 陈鸿懋
Original assignee: Qisda Suzhou Co Ltd; Qisda Corp
Current assignee: Qisda Suzhou Co Ltd; Qisda Corp
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2021-09-21
Anticipated expiration: 2039-04-22
Also published as: CN110107790A

Abstract

The invention provides a wall hanging device and a display, wherein the wall hanging device comprises: a first bracket having an elastic projection; the second bracket is provided with a first groove and a first through hole, and the first through hole penetrates through the inner wall of the first groove and the outer wall of the second protruding part; wherein, the first bracket is fixedly connected with the wall surface, and the second bracket is fixedly connected with the object; or the first bracket is fixedly connected with the object, and the second bracket is fixedly connected with the wall surface; when the elastic bump extends into the first groove and extends out of the first through hole, the first support and the second support are combined to hang the object on the wall surface by the wall hanging device. The wall hanging device is simple and convenient in installation process, and can be assembled and disassembled by only one person, so that the working efficiency is improved.

Description

Wall hanging device and display

Technical Field

The invention relates to the field of displays, in particular to a wall hanging device and a display.

Background

The existing display is hung on a wall and generally needs two wall hanging frames, when the first wall hanging frame is installed, two persons are required to be matched together for horizontal calibration, then the first wall hanging frame is placed on the wall of the wall, holes are drilled on the wall after marks are drawn, finally the display is locked on the wall, the second wall hanging frame is fixed on the second wall hanging frame, the second wall hanging frame is fixed on the first wall hanging frame, and the whole fixing process is very complicated. In addition, the existing wall hanging rack has more spare and accessory parts and heavier weight, and the display has certain weight, so that the display is inconvenient to install. Therefore, there is a need for a new wall-mounted device and display that overcomes the above problems.

Disclosure of Invention

In view of the problems in the prior art, an object of the present invention is to provide a wall hanging device and a display, wherein the wall hanging device is simple and convenient to install, and can be assembled and disassembled by only one person, thereby improving the working efficiency.

In order to achieve the above object, the present invention provides a wall hanging device for hanging an object by being engaged with a wall surface, the wall hanging device comprising: a first bracket having an elastic projection; the second bracket is provided with a first groove and a first through hole, and the first through hole penetrates through the inner wall of the first groove and the outer wall of the second bracket; wherein, the first bracket is fixedly connected with the wall surface, and the second bracket is fixedly connected with the object; or the first bracket is fixedly connected with the object, and the second bracket is fixedly connected with the wall surface; when the elastic bump extends into the first groove and extends out of the first through hole, the first support and the second support are combined to hang the object on the wall surface by the wall hanging device.

As an optional scheme, the first bracket includes a first plate and a first protruding portion, the first plate has a first front side and a first back side, the first front side is fixedly connected with the first protruding portion, and the first protruding portion is provided with the elastic bump; the second support comprises a second plate body and a second protruding part, the second plate body is provided with a second front surface and a second back surface, the second front surface is fixedly connected with the second protruding part, the second protruding part is provided with a first groove and a first through hole, and the first through hole penetrates through the inner wall of the first groove and the outer wall of the second protruding part; when the first support and the second support are combined, the first plate body and the second plate body are parallel to each other, wherein the first reverse surface is fixedly connected with the object, and the second reverse surface is fixedly connected with the wall surface; or the first reverse surface is fixedly connected with the wall surface, and the second reverse surface is fixedly connected with the object.

As an optional scheme, the first bracket includes a first protruding portion, the first protruding portion includes a first base, a first cover and an elastic member, the first base is fixedly connected to the first cover, a first accommodating space is formed between the first base and the first cover, and the elastic member is located in the first accommodating space.

Optionally, the elastic element includes the elastic protrusion, the first cover is provided with a second through hole, and the elastic protrusion extends out of the second through hole; when the second bracket is combined with the first bracket, the second through hole and the first through hole are relatively arranged in an abutting mode so that the elastic lug extends out of the first through hole.

Optionally, the first protrusion extends into the first groove along a first direction, a cross-sectional area of the first groove in the first direction is gradually reduced, and an outer shape of the first base and the first cover after combination is the same as or similar to the shape of the first groove.

Alternatively, the first groove is tapered or stepped.

Optionally, the first through hole and the second through hole both extend along a second direction, and the second direction is perpendicular to the first direction.

As an optional scheme, a part of the inner wall of the first groove is recessed to form a first guide groove, the side wall of the first base extends outwards to form a first guide strip, and when the first protrusion extends into the first groove, the first guide strip and the first guide groove are arranged in a sliding manner; or, a second guide strip is formed by protruding part of the inner wall of the first groove, a second guide groove is formed by recessing the outer side wall of the first base into the first accommodating space, and when the first protruding part extends into the first groove, the second guide strip and the second guide groove are arranged in a relatively sliding manner.

As an optional scheme, the first protruding portion further includes a resetting member, the resetting member is located in the first accommodating space, the resetting member includes a first end and a second end that are opposite to each other, the first base includes a third end and a fourth end that are opposite to each other, the first end of the resetting member is fixedly disposed near the third end of the first base, and the second end of the resetting member abuts against the elastic member so that the elastic member moves toward the fourth end of the first base.

As an optional scheme, a third guide groove is formed in the bottom of the elastic piece, a fourth guide groove is formed in the top of the elastic piece, a third guide strip is arranged on the first base, and a fourth guide strip is arranged on the first cover body; or the bottom of the elastic piece is provided with a third guide strip, the top of the elastic piece is provided with a fourth guide strip, the first base is provided with a third guide groove, and the first cover body is provided with a fourth guide groove; or the bottom of the elastic piece is provided with a third guide strip, the top of the elastic piece is provided with a fourth guide groove, the first base is provided with a third guide groove, and the first cover body is provided with a fourth guide strip; or the bottom of the elastic piece is provided with a third guide groove, the top of the elastic piece is provided with a fourth guide strip, the first base is provided with the third guide strip, and the first cover body is provided with the fourth guide groove; the third guide strip, the fourth guide strip, the third guide groove and the fourth guide groove are parallel to each other, the third guide strip and the third guide groove are arranged in a relatively sliding mode, and the fourth guide strip and the fourth guide groove are arranged in a relatively sliding mode so that the reset piece drives the elastic piece to move towards the fourth end of the first base.

The invention also provides a display, which comprises the wall hanging device and a display screen, wherein the wall hanging device comprises the first support and the second support, the first support is fixedly connected with the wall surface, and the second support is fixedly connected with the display screen; or the first support is fixedly connected with the display screen, and the second support is fixedly connected with the wall surface.

Compared with the prior art, in the assembling process of the wall hanging device and the display, the first protruding part extends into the first groove of the second protruding part, so that the elastic lug on the first protruding part extends out of the first through hole of the second protruding part, and the first support and the second support are assembled; when the wall hanging device needs to be disassembled, the first support and the second support can be separated as long as external force is applied to enable the elastic lug to be moved out of the first through hole; the whole assembling and disassembling process is simple and convenient.

The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.

Drawings

Fig. 1 is a schematic perspective view of a wall hanging device according to an embodiment of the present invention;

FIG. 2 is a right side view of FIG. 1;

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

FIG. 4 is an exploded view of FIG. 1;

FIG. 5 is a schematic perspective view of a first bracket of the wall-mount apparatus of the present invention;

fig. 6 is a schematic perspective view of the first bracket of the wall-mounted device of the present invention without the first cover;

fig. 7 is a schematic perspective view of the first bracket of the wall-mounted device of the present invention without the first cover and the elastic member;

FIG. 8 is a perspective view of a second bracket of the wall-mount apparatus of the present invention;

fig. 9 is a schematic perspective view of the second bracket of fig. 8 from another viewing angle.

Detailed Description

In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.

Fig. 1 to 4 show a perspective view of a wall-hanging device 100 according to an embodiment of the present invention, fig. 1 shows a perspective view of the wall-hanging device 100, fig. 2 shows a right side view of fig. 1, fig. 3 shows a cross-sectional view of fig. 2 along a-a line, and fig. 4 shows an exploded view of fig. 1, the wall-hanging device 100 of the present invention is used in cooperation with a wall surface to hang an object, the wall-hanging device 100 includes a first bracket 1 and a second bracket 2, the first bracket 1 has an elastic protrusion 1131, the second bracket 2 has a first recess 211 and a first through hole 212, and the first through hole 212 penetrates through an inner wall of the first recess 211 and an outer wall of the second bracket 2; the first support 1 is fixedly connected with the wall surface, and the second support 2 is fixedly connected with an object; or the first bracket 1 is fixedly connected with an object, and the second bracket 2 is fixedly connected with the wall surface; when the elastic protrusion 1131 extends into the first recess 211 and extends from the first through hole 212, the first bracket 1 and the second bracket 2 are combined to hang the object on the wall by the wall hanging device 100. In this embodiment, the object is a display screen, and the wall surface is a wall surface. In practical applications, the object may also be other objects that need to be hung, such as a sound, and the wall surface may also be other planes with a bearing or fixing function, such as a table top, a cabinet side, and the like, which is not limited in this respect.

In this embodiment, the first bracket 1 is fixedly connected to the display screen, and the second bracket 2 is fixedly connected to the wall surface. Specifically, the first bracket 1 includes a first board 12 and a first protruding portion 11, the first board 12 has a first front surface 121 and a first back surface 122, the first front surface 121 is fixedly connected to the first protruding portion 11, and the first back surface 122 is fixedly connected to the display screen; the second bracket 2 comprises a second plate body 22 and a second protruding part 21, the second plate body 22 has a second front surface 221 and a second back surface 222, and the second front surface 221 is fixedly connected with the second protruding part 21; the second opposite surface 222 is fixedly connected to the wall surface. When the first bracket 1 is combined with the second bracket 2, the first board 12 and the second board 22 are parallel to each other, specifically, the first protruding portion 11 of the first bracket 1 and the second protruding portion 21 of the second bracket 2 both extend along the first direction L1, the first board 12 of the first bracket 1 and the second board 22 of the second bracket 2 both extend along the second direction L2, and the first direction L1 is not parallel to the second direction L2.

As shown in fig. 3, 5, 6 and 7, fig. 5 is a schematic perspective view of the first bracket 1 of the wall hanging device 100 of the present invention, fig. 6 is a schematic perspective view of the first bracket 1 of the wall hanging device 100 of the present invention without the first cover 112, and fig. 7 is a schematic perspective view of the first bracket 1 of the wall hanging device 100 of the present invention without the first cover 112 and the elastic member 113. Specifically, the first protruding portion 11 of the present invention includes a first base 111, a first cover 112, an elastic element 113, and a restoring element 114, wherein the first base 111 and the first cover 112 both extend along a first direction L1, the first base 111 and the first cover 112 are fixedly connected, a first accommodating space 116 is formed between the first base 111 and the first cover 112, and the elastic element 113 and the restoring element 114 are both located in the first accommodating space 116. The first accommodating space 116 may be a completely closed space or a space having an opening 1161, and preferably, the first accommodating space 116 is a space having an opening 1161, so that the elastic member 113 is installed in the first accommodating space 116 through the opening 1161.

In this embodiment, the bottom of the elastic member 113 is provided with a third guide groove 1133, the top of the elastic member 113 is provided with a fourth guide groove 1134 and an elastic protrusion 1131, the third guide groove 1133 and the fourth guide groove 1134 both extend along the first direction L1, and the elastic protrusion 1131 extends along the second direction L2. The reset element 114 includes a first end 1141 and a second end 1142 opposite to each other, the first base 111 has a third end 1114 and a fourth end 1115 opposite to each other, the first end 1141 of the reset element 114 is fixedly disposed against the third end 1114 of the first base 111, and the second end 1142 of the reset element 114 abuts against the elastic element 113 to move the elastic element 113 toward the fourth end 1115 of the first base 111. Specifically, the reset element 114 includes a fixing portion 1143 and a spring 1144, the fixing portion 1143 is fixedly disposed adjacent to the third end 1114 of the first base 111, the spring 1144 is in a compressed state, one end of the spring 1144 is fixedly connected to the fixing portion 1143, and the other end of the spring 1144 abuts against the elastic element 113 to move the elastic element 113 toward the fourth end 1115 of the first base 111.

The first base 111 includes a first sidewall 1116, a second sidewall 1117, a third sidewall 1118, and a bottom wall 1119, the first sidewall 1116, the second sidewall 1117, and the third sidewall 1118 are sequentially disposed along an edge of the bottom wall 1119, the first sidewall 1116 and the third sidewall 1118 are disposed opposite to each other, the first sidewall 1116 and the third sidewall 1118 of the first base 111 extend outward to form a first guide strip 1111, a third guide strip 1113 is disposed on the bottom wall 1119 of the first base 111, the third guide strip 1113 is disposed in the first receiving space 116, and the third guide strip 1113 and the first guide strip 1111 are both disposed between the third end 1114 of the first base 111 and the fourth end 1115 of the first base 111 and both extend along the first direction L1.

The first cover 112 includes a top surface and a bottom surface, the first cover 112 is provided with a second through hole 1123 and a fourth guide bar 1122, the second through hole 1123 penetrates through the top surface and the bottom surface of the first cover 112, the second through hole 1123 extends along a second direction L2, the second direction L2 is not parallel to the first direction L1, the fourth guide bar 1122 is located in the first accommodating space 116, and the fourth guide bar 1122 is located between the third end 1114 of the first base 111 and the fourth end 1115 of the first base 111 and extends along the first direction L1.

When the elastic member 113 needs to be installed in the first accommodating space 116, the elastic member 113 extends from the opening 1161 of the first accommodating space 116, the third guide groove 1133 of the elastic member 113 slides along the third guide strip 1113 of the first base 111, the fourth guide groove 1134 of the elastic member 113 slides along the fourth guide strip 1122 of the first cover 112, and when the elastic protrusion 1131 of the elastic member 113 moves to the position of the second through hole 1123 of the first cover 112, the elastic protrusion 1131 extends from the second through hole 1123. Since the second through hole 1123 extends along the second direction L2, and the third guide groove 1133, the fourth guide groove 1134, the third guide bar 1113, and the fourth guide bar 1122 extend along the first direction L1, the first direction L1 of the present invention is not parallel to the second direction L2, after the elastic bump 1131 extends out of the second through hole 1123, the elastic member 113 is moved toward the fourth end 1115 of the first base 111 by the elastic force of the spring 1144 in the first direction L1, so that the elastic bump 1131 always supports against the inner wall of the second through hole 1123, thereby mounting the elastic member 113 in the first accommodation space 116. Preferably, the second direction L2 is perpendicular to the first direction L1, so that the elastic lug 1131 is not easily separated from the second through hole 1123 without external force, and the overall stability of the first protruding part 11 is enhanced.

In practical application, it may be further designed that a third guide strip is disposed at the bottom of the elastic member 113, a fourth guide strip is disposed at the top of the elastic member 113, a third guide groove is disposed on the first base 111, and a fourth guide groove is disposed on the first cover 112; or, the bottom of the elastic member 113 is provided with a third guide strip, the top of the elastic member 113 is provided with a fourth guide groove, the first base 111 is provided with a third guide groove, and the first cover 112 is provided with a fourth guide strip; or, the bottom of the elastic member 113 is provided with a third guide groove, the top of the elastic member 113 is provided with a fourth guide strip, the first base 111 is provided with the third guide strip, and the first cover 112 is provided with the fourth guide groove; the matching relationship between the third guide groove and the third guide strip and the matching relationship between the fourth guide groove and the fourth guide strip are similar to those in the above embodiments, and are not described herein again.

In practical implementation, the first protrusion 11 of the present invention further includes a fastening element 115, a plurality of first mounting holes 1121 are formed in an edge of the first cover 112, a second mounting hole 1112 is formed in the first guiding strip 1111 of the first base 111, and the first cover 112 and the first base 111 are fixedly connected through the first mounting holes 1121, the second mounting holes 1112 and the fastening element 115. The first guide strip 1111 of the first base 111 is used as a guide rail and is also fixedly connected with the first cover 112, so that the first base 111 does not need to be provided with a guide rail and an elastic member 113 separately and does not need to be provided with a fixing member separately and is fixedly connected with the first cover 112, the structure of the first base 111 is simplified, the production cost is reduced, and the processing efficiency is improved.

As shown in fig. 3, the cross-sectional area of the first groove 211 in the first direction L1 of the present invention gradually decreases, and the shape of the combination of the first base 111 and the first cover 112 is the same as or similar to the shape of the first groove 211 so that the first protrusion 11 extends into the first groove 211. Preferably, the first recess 211 is tapered or stepped, and this structure facilitates the alignment of the first protrusion 11 with the first recess 211, thereby simplifying the installation process. The first through hole 212 of the present invention also extends along the second direction L2, and when the first bracket 1 is combined with the second bracket 2, the second through hole 1123 is disposed in relatively close proximity to the first through hole 212 such that the elastic tab 1131 protrudes from the first through hole 212. When the first bracket 1 and the second bracket 2 need to be disassembled, an external force is applied to press the elastic protrusion 1131, so that the elastic protrusion 1131 is moved out of the first through hole 212, and then the first protrusion 11 is moved out of the first groove 211, so that the first bracket 1 can be disassembled from the second bracket 2. In practical applications, the cross-sectional area of the elastic protrusion 1131 along the second direction L2 may be gradually reduced, that is, a slope 11311 is formed on the elastic protrusion 1131, and the slope 11311 is disposed opposite to the first plate 12 and forms an acute angle with the second direction L2, with this structure, when the elastic protrusion 1131 is pressed, the elastic protrusion 1131 can be easily removed from the first through hole 212.

As shown in fig. 3, 8 and 9, fig. 8 is a schematic perspective view of the second frame 2 of the wall hanging device 100 of the present invention, and fig. 9 is a schematic perspective view of the second frame 2 of fig. 8 from another perspective; according to the invention, the first groove 211 and the first through hole 212 are formed on the second protrusion 21 of the second bracket 2, the first through hole 212 penetrates through the inner wall of the first groove 211 and the outer wall of the second protrusion 21, a part of the inner wall of the first groove 211 is recessed to form the first guide groove 213, the first groove 211 is further provided with the first positioning column 214 inside, the elastic member 113 is further provided with the first positioning hole 1132, when the first protrusion 11 extends into the first groove 211 of the second protrusion 21, the first guide strip 1111 and the first guide groove 213 are arranged in a sliding manner, and the first positioning column 214 and the first positioning hole 1132 are combined, so that the first protrusion 11 is further conveniently installed in the first groove 211, and the installation efficiency is improved.

In practical application, a part of the inner wall of the first groove 211 may be designed to protrude to form a second guide strip, the outer side wall of the first base 111 is recessed into the first accommodating space 116 to form a second guide groove, and the matching relationship between the second guide strip and the second guide groove is similar to the matching relationship between the first guide strip 1111 and the first guide groove 213, which is not described herein again.

In addition, a plurality of structural reinforcements 215 can be further arranged on the outer wall of the second protruding portion 21 of the second bracket 2, each structural reinforcement 215 is fixedly connected with the second plate 22 of the second bracket 2, and the arrangement of the structural reinforcements 215 can enable the second protruding portion 21 to bear more weight, so that the overall stability of the second bracket 2 is further improved.

The invention also provides a display, which comprises the wall hanging device 100 and the display screen, wherein the wall hanging device 100 comprises a first support 1 and a second support 2, the first support 1 is fixedly connected with the wall surface, and the second support 2 is fixedly connected with the display screen; or the first support 1 is fixedly connected with the display screen, and the second support 2 is fixedly connected with the wall surface. The specific structure and the matching relationship between the first bracket 1 and the second bracket 2 are as described above, and are not described herein again.

In summary, in the assembly process of the wall hanging device 100 and the display of the present invention, the first protrusion 11 extends into the first groove 211 of the second protrusion 21, so that the elastic protrusion 1131 on the first protrusion 11 extends out of the first through hole 212 of the second protrusion 21, thereby realizing the assembly of the first bracket 1 and the second bracket 2; when the wall hanging device 100 needs to be disassembled, the first support 1 can be separated from the second support 2 only by applying external force to move the elastic lug 1131 out of the first through hole 212; the whole assembling and disassembling process is simple and convenient.

The above detailed description of the preferred embodiments is intended to more clearly illustrate the features and spirit of the present invention, and is not intended to limit the scope of the present invention by the preferred embodiments disclosed above. On the contrary, it is intended to cover various modifications and equivalent arrangements included within the scope of the appended claims. The scope of the invention is therefore to be accorded the broadest interpretation so as to encompass all such modifications and equivalent arrangements as is within the scope of the appended claims.

Claims

1. A wall hanging device for use with a wall to hang an object, the wall hanging device comprising:

a first bracket having an elastic projection; and

the second bracket is provided with a first groove and a first through hole, and the first through hole penetrates through the inner wall of the first groove and the outer wall of the second bracket;

wherein, the first bracket is fixedly connected with the wall surface, and the second bracket is fixedly connected with the object; or the first bracket is fixedly connected with the object, and the second bracket is fixedly connected with the wall surface; when the elastic lug extends into the first groove and extends out of the first through hole, the first support and the second support are combined to realize that the object is hung on the wall surface by the wall hanging device;

the first support comprises a first protruding part protruding out of the first support along a first direction, the first protruding part comprises a first base, a first cover body and an elastic piece, the first base is fixedly connected with the first cover body, a first accommodating space is formed between the first base and the first cover body, and the elastic piece is positioned in the first accommodating space;

the first protruding portion further comprises a resetting piece, the resetting piece is located in the first accommodating space and comprises a first end and a second end which are opposite to each other, the first base comprises a third end and a fourth end which are opposite to each other, the first end of the resetting piece is fixedly arranged close to the third end of the first base, the second end of the resetting piece abuts against the elastic piece to enable the elastic piece to move towards the fourth end of the first base, and the direction of the third end pointing to the fourth end is parallel to the first direction.

2. The wall hanging device as claimed in claim 1, wherein the first bracket comprises a first plate and a first protrusion, the first plate has a first front surface and a first back surface, the first front surface is fixedly connected to the first protrusion, and the elastic protrusion is disposed on the first protrusion; the second support comprises a second plate body and a second protruding part, the second plate body is provided with a second front surface and a second back surface, the second front surface is fixedly connected with the second protruding part, the second protruding part is provided with a first groove and a first through hole, and the first through hole penetrates through the inner wall of the first groove and the outer wall of the second protruding part; when the first support and the second support are combined, the first plate body and the second plate body are parallel to each other, wherein the first reverse surface is fixedly connected with the object, and the second reverse surface is fixedly connected with the wall surface; or the first reverse surface is fixedly connected with the wall surface, and the second reverse surface is fixedly connected with the object.

3. The wall hanging device as claimed in claim 1, wherein the elastic member comprises the elastic protrusion, the first cover has a second through hole, and the elastic protrusion extends from the second through hole; when the second bracket is combined with the first bracket, the second through hole and the first through hole are relatively arranged in an abutting mode so that the elastic lug extends out of the first through hole.

4. The wall hanging device as claimed in claim 3, wherein the first protrusion extends into the first groove along a first direction, the cross-sectional area of the first groove decreases gradually in the first direction, and the shape of the first base and the first cover after combination is the same as or similar to the shape of the first groove.

5. The wall hanging device as claimed in claim 4, wherein the first groove is tapered or stepped.

6. The wall hanging device as claimed in claim 4, wherein the first through hole and the second through hole both extend along a second direction, the second direction being perpendicular to the first direction.

7. The wall hanging device as claimed in claim 1, wherein a portion of the inner wall of the first groove is recessed to form a first guiding groove, the side wall of the first base extends outward to form a first guiding strip, and when the first protrusion extends into the first groove, the first guiding strip and the first guiding groove are slidably disposed; or, a second guide strip is formed by protruding part of the inner wall of the first groove, a second guide groove is formed by recessing the outer side wall of the first base into the first accommodating space, and when the first protruding part extends into the first groove, the second guide strip and the second guide groove are arranged in a relatively sliding manner.

8. The wall hanging device as claimed in claim 1, wherein the bottom of the elastic member is provided with a third guide groove, the top of the elastic member is provided with a fourth guide groove, the first base is provided with a third guide strip, and the first cover is provided with a fourth guide strip; or the bottom of the elastic piece is provided with a third guide strip, the top of the elastic piece is provided with a fourth guide strip, the first base is provided with a third guide groove, and the first cover body is provided with a fourth guide groove; or the bottom of the elastic piece is provided with a third guide strip, the top of the elastic piece is provided with a fourth guide groove, the first base is provided with a third guide groove, and the first cover body is provided with a fourth guide strip; or the bottom of the elastic piece is provided with a third guide groove, the top of the elastic piece is provided with a fourth guide strip, the first base is provided with the third guide strip, and the first cover body is provided with the fourth guide groove; the third guide strip, the fourth guide strip, the third guide groove and the fourth guide groove are parallel to each other, the third guide strip and the third guide groove are arranged in a relatively sliding mode, and the fourth guide strip and the fourth guide groove are arranged in a relatively sliding mode so that the reset piece drives the elastic piece to move towards the fourth end of the first base.

9. A display, comprising the wall-hanging apparatus as claimed in any one of claims 1 to 8 and a display screen, wherein the wall-hanging apparatus comprises the first bracket and the second bracket, wherein the first bracket is fixedly connected to the wall surface, and the second bracket is fixedly connected to the display screen; or the first support is fixedly connected with the display screen, and the second support is fixedly connected with the wall surface.