Wall decoration plate mounting structure

Abstract

The invention relates to the technical field of wall decoration plates, in particular to a wall decoration plate mounting structure which comprises a mounting keel mounted and connected to a wall and a wall decoration plate connected to the mounting keel, and further comprises a connecting female base mounted and connected to the middle of the face, facing the wall decoration plate, of the mounting keel, and a connecting male base mounted and connected to the middle of the face, facing the wall decoration plate, of the mounting keel. A plurality of connecting female seats are uniformly arranged and connected in the middle of the mounting keel, connecting threaded sleeves are arranged in the centers of the connecting female seats, and connecting openings are formed in the outer ends of the connecting threaded sleeves. By adopting the one-to-one corresponding matching design between the connecting female seat and the connecting male seat, the wall decorative plate can be directly translated to a mounting position, and can be fixed through simple rotating action; a screw joint locking mechanism between the connecting threaded column and the connecting threaded sleeve ensures that the wall decorative plate is stably fixed on the mounting keel, the problem of looseness caused by long time or environmental factors is effectively avoided, and the wall decorative plate is more convenient and faster to use.

Description

Technical Field

[0001] The invention relates to the technical field of wall decoration panels, and in particular to a wall decoration panel installation structure. Background Art

[0002] With the improvement of people's living standards and the change of aesthetic concepts, interior decoration pays more and more attention to the combination of beauty and practicality. Wall decoration, as one of the important components of interior decoration, can not only beautify the space environment, but also protect the wall. In recent years, with the development of new materials and new technologies, a new type of wall decoration scheme, wall decoration panels, has gradually been favored by the market. There are many types of existing wall decoration panels, including but not limited to wooden panels, metal panels, plastic panels, etc. These panels are fixed on the wall through different installation methods. Common installation methods include direct pasting, hook hanging, screw fixing, etc.

[0003] However, the popular wall decoration panels and their installation structures on the market still have some shortcomings. For most non-professionals, the correct installation of wall decoration panels often requires certain skills and experience, especially when using screws and other methods. It may be necessary to use additional tools such as electric drills, which increases the difficulty of operation. Some installation methods rely on glue or double-sided tape for fixing, which may fall off after long-term use. At the same time, the exposed screw heads or other fixings in the traditional installation method affect the overall visual effect and reduce the decorative quality. Summary of the invention

[0004] In view of this, the purpose of the present invention is to propose a wall decoration panel installation structure to solve the problem that the current wall decoration panels and their installation structures need to be connected by glue or screws during installation, resulting in low installation efficiency and poor connection stability.

[0005] Based on the above purpose, the present invention provides a wall decoration panel installation structure, including a mounting keel installed and connected to the wall and a wall decoration panel connected to the mounting keel, and also includes:

[0006] A connecting female seat is installed and connected in the middle of the side of the installation keel facing the wall decoration plate, and a plurality of connecting female seats are evenly arranged and connected in the middle of the installation keel. A connecting thread sleeve is arranged at the center of the connecting female seat, and a connecting opening is arranged at the outer end of the connecting thread sleeve;

[0007] A connecting male seat is installed and connected in the middle of the wall decoration plate facing the installation keel. A plurality of connecting male seats are evenly arranged and connected in the middle of the wall decoration plate. The connecting male seats and the connecting female seats are arranged in a one-to-one correspondence with each other. A rotating connecting groove is connected at the center of the connecting male seat. A connecting thread column is rotatably connected in the middle of the rotating connecting groove. The connecting thread column and the connecting thread sleeve are arranged in cooperation with each other.

[0008] When the wall decoration panel is translated toward one side of the installation keel for installation, the connecting thread column arranged in the middle of the connecting male seat is embedded in the connecting thread sleeve arranged in the middle of the corresponding connecting female seat, and the connecting thread column rotates synchronously with the movement of the wall decoration panel and is screwed and locked with the connecting thread sleeve.

[0009] Furthermore, a locking guide sleeve is provided in the middle of the connecting threaded sleeve, a locking pin is slidably provided on the inner side of the locking guide sleeve, a locking spring is provided on the rear side of the locking pin, a positioning locking groove is provided in the middle of the side surface of the connecting threaded column, the positioning locking groove and the locking pin are cooperated with each other, and when the connecting threaded column is rotated and completely threadedly locked with the connecting threaded sleeve, the locking pin is embedded in the positioning locking groove.

[0010] Furthermore, a pressing round head is provided at the front end of the locking pin, and a conical pressing surface is provided at the front end of the connecting threaded column.

[0011] Furthermore, a central connecting sleeve is provided at the inner center of the connecting threaded column, and the central connecting sleeve passes through the front and rear ends of the connecting threaded column. A rotating locking column is nested on the inner side of the central connecting sleeve, and the front end of the rotating locking column extends out of the front end surface of the connecting threaded column. A hollow sleeve is provided in the middle of the rear side of the rotating locking column, and an unlocking spring is provided in the middle of the hollow sleeve.

[0012] Furthermore, a rotation locking groove is provided in the middle of the rotation connecting groove, and the rotation locking groove and the rotation locking column are cooperated with each other. When the connecting threaded column is rotated and is completely threaded and locked with the connecting threaded sleeve, the front end of the rotation locking column is pressed backward by the bottom surface of the connecting threaded sleeve, and the rear end of the rotation locking column is embedded in the rotation locking groove to lock the connection between the connecting threaded column and the connecting male seat.

[0013] Furthermore, a female seat connecting sleeve is nested on the outer side of the connecting female seat, and the connecting female seat is interconnected with the mounting keel through the female seat connecting sleeve. An adjustment thread is arranged around the inner side surface of the female seat connecting sleeve, and a female seat thread is arranged around the outer side surface of the connecting female seat. The connecting female seat is interconnected with the female seat connecting sleeve through the female seat thread and the adjustment thread.

[0014] Furthermore, an adjustment locking groove is horizontally provided on the outer side surface of the connecting female seat, a bayonet sleeve is provided in the middle of the female seat connecting sleeve, a locking bayonet is nested on the inner side of the bayonet sleeve, an unlocking pull ring is connected to the bottom of the locking bayonet, and a bayonet spring is provided on the outer side of the locking bayonet.

[0015] Furthermore, a scale is arranged in the middle of the adjustment locking groove.

[0016] Beneficial effects of the present invention: It can be seen from the above that a wall decoration panel installation structure provided by the present invention adopts a one-to-one corresponding matching design between the connecting female seat and the connecting male seat, so that the wall decoration panel can be directly translated to the installation position and can be fixed by a simple rotation action. The screw locking mechanism between the connecting thread column and the connecting thread sleeve ensures that the wall decoration panel is firmly fixed on the installation keel, effectively avoiding the loosening problem caused by a long time or environmental factors, and because the entire installation process does not require leaving any obvious fixings such as screw heads in the exposed area, the cleanliness and overall beauty of the surface of the wall decoration panel can be maintained. At the same time, when the position or style of the wall decoration panel needs to be changed, only the reverse operation is required, that is, the reverse movement and rotation are used to release the locking state between the connecting thread column and the connecting thread sleeve, and then the panel can be gently slid out to achieve quick disassembly, which is more convenient and quick to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural schematic diagram of the connection state of the connecting female socket and the connecting male socket according to an embodiment of the present invention;

[0019] Figure 2 This is a structural schematic diagram of a connection female socket and a connection male socket in a separated state according to an embodiment of the present invention;

[0020] Figure 3 This is a structural schematic diagram of installing a keel according to an embodiment of the present invention;

[0021] Figure 4 A schematic structural diagram of a wall decoration panel according to an embodiment of the present invention;

[0022] Figure 5 This is a schematic structural diagram of a female socket connecting sleeve according to an embodiment of the present invention;

[0023] Figure 6This is a schematic structural diagram of a connecting female socket according to an embodiment of the present invention;

[0024] Figure 7 It is a structural schematic diagram of a connecting male socket according to an embodiment of the present invention;

[0025] Figure 8 It is a schematic structural diagram of a connecting thread column according to an embodiment of the present invention.

[0026] The markings in the figure are:

[0027] 1. Install the keel; 101. Screw fixing hole; 2. Female connector sleeve; 201. Adjustment thread; 202. Bayonet sleeve; 203. Locking bayonet; 204. Unlocking pull ring; 205. Bayonet spring; 3. Connect the female connector; 301. Connect the threaded sleeve; 302. Connect the opening; 303. Female connector thread; 304. Adjust the locking groove; 305. Scale; 4. Locking guide sleeve; 401. Locking pin; 402. Top pressure round head; 403. Locking spring; 5. Wall decoration panel; 6. Connect the male connector; 601. Rotational connection groove; 602. Rotational locking groove; 7. Connect the threaded column; 701. Conical top pressure surface; 702. Positioning locking groove; 8. Center connector sleeve; 801. Rotational locking column; 802. Hollow sleeve; 803. Unlocking spring. DETAILED DESCRIPTION

[0028] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0029] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0030] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8As shown, a wall decoration panel installation structure includes a mounting keel 1 installed and connected to the wall and a wall decoration panel 5 connected to the mounting keel 1, and also includes:

[0031] A connecting female seat 3 is installed and connected in the middle of the side of the installation keel 1 facing the wall decoration board 5. A plurality of connecting female seats 3 are evenly arranged and connected in the middle of the installation keel 1. A connecting thread sleeve 301 is provided at the center of the connecting female seat 3. A connecting opening 302 is provided at the outer end of the connecting thread sleeve 301.

[0032] The connecting male seat 6 is installed and connected in the middle of the wall decoration plate 5 facing the installation keel 1. A plurality of connecting male seats 6 are evenly arranged and connected in the middle of the wall decoration plate 5. The connecting male seats 6 and the connecting female seats 3 are arranged in a one-to-one correspondence with each other. A rotating connecting groove 601 is connected at the center of the connecting male seat 6. A connecting thread column 7 is rotatably connected in the middle of the rotating connecting groove 601. The connecting thread column 7 and the connecting thread sleeve 301 are arranged in cooperation with each other.

[0033] When the wall decoration panel 5 is translated toward one side of the installation keel 1 for installation, the connecting thread column 7 set in the middle of the connecting male seat 6 is embedded in the connecting thread sleeve 301 set in the middle of the corresponding connecting female seat 3, and the connecting thread column 7 rotates synchronously with the movement of the wall decoration panel 5 and is screwed and locked with the connecting thread sleeve 301.

[0034] In this embodiment, the device is connected to the wall by installing the installation keel 1 connected to the wall to connect and install the wall decoration plate 5, and the installation keel 1 is fixedly connected to the wall by means of screw fixing holes 101 fixing screws or pins. When installing, the wall decoration plate 5 is brought close to the installation keel 1, so that the connecting thread column 7 on the connecting male seat 6 is aligned with the connecting thread sleeve 301 in the connecting female seat 3, and the wall decoration plate 5 is slowly pushed to make it translate to a state of completely covering the installation keel 1. At this time, the connecting thread column 7 will automatically embed into the connecting thread sleeve 301, and the connecting thread column 7 that continues to be pushed forward will rotate synchronously and be screwed and locked with the connecting thread sleeve 301, thereby adopting the connecting female seat The one-to-one matching design between 3 and the connecting male socket 6 enables the wall decoration panel 5 to be directly translated to the installation position. The screw locking mechanism between the connecting threaded column 7 and the connecting threaded sleeve 301 ensures that the wall decoration panel 5 is firmly fixed on the installation keel 1. Since the entire installation process does not require any obvious fixings to be left at the exposed part, the neatness and overall beauty of the surface of the wall decoration panel 5 can be maintained. At the same time, when the position or style of the wall decoration panel 5 needs to be changed, only the reverse operation is required, that is, the locking state between the connecting threaded column 7 and the connecting threaded sleeve 301 is released by moving and rotating in the reverse direction, and then the panel can be gently slid out to achieve quick disassembly, which is more convenient and quick to use.

[0035] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 As shown, preferably, a locking guide sleeve 4 is provided in the middle of the connecting thread sleeve 301 of the device, a locking pin 401 is slidably provided on the inner side of the locking guide sleeve 4, a locking spring 403 is provided on the rear side of the locking pin 401, a positioning locking groove 702 is provided in the middle of the side of the connecting thread column 7, and the positioning locking groove 702 and the locking pin 401 are provided in cooperation with each other. When the wall decoration plate 5 is installed, the connecting thread column 7 will be synchronously embedded in the connecting thread sleeve 301, and the front end of the locking pin 401 is provided with a top pressing round head 402, and the front end of the connecting thread column 7 is provided with a A conical top pressure surface 701 is provided, so at this time the connecting threaded column 7 pushes the locking pin 401 to retract the positioning locking groove 702 through the conical top pressure surface 701 and the top pressure round head 402. When the connecting threaded column 7 is rotated and completely screwed and locked with the connecting threaded sleeve 301, the positioning locking groove 702 is just located at the locking pin 401, so that the locking pin 401 is embedded in the positioning locking groove 702 to completely lock the connection between the connecting threaded column 7 and the connecting threaded sleeve 301, thereby realizing automatic installation locking and installation detection of the wall decorative panel 5, which is more convenient and quick to use.

[0036] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 As shown, preferably, a central connecting sleeve 8 is provided at the inner center of the connecting threaded column 7 of the device, and the central connecting sleeve 8 is provided through the front and rear ends of the connecting threaded column 7, and a rotation locking column 801 is nested on the inner side of the central connecting sleeve 8, and the front end of the rotation locking column 801 extends out of the front end surface of the connecting threaded column 7, and a hollow sleeve 802 is provided in the middle of the rear side of the rotation locking column 801, and an unlocking spring 803 is provided in the middle of the hollow sleeve 802, and a rotation locking groove 602 is provided in the middle of the rotation connection groove 601, and the rotation locking groove 602 and the rotation locking column 801 are cooperated with each other. When the connecting threaded column 7 is rotated and completely screwed and locked with the connecting threaded sleeve 301, the front end of the rotation locking column 801 is pressed backward by the bottom surface of the connecting threaded sleeve 301, and the rear end of the rotation locking column 801 is embedded in the rotation locking groove 602 to lock the connection between the connecting threaded column 7 and the connecting male seat 6, thereby preventing the connecting threaded column 7 from rotating, and realizing automatic installation locking and installation detection of the wall decorative panel 5, which is more convenient and quick to use.

[0037] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 As shown, preferably, a female seat connecting sleeve 2 is nested on the outer side of the connecting female seat 3 of the device, and the connecting female seat 3 is connected to the mounting keel 1 through the female seat connecting sleeve 2. An adjusting thread 201 is arranged around the inner side surface of the connecting female seat 3, and a female seat thread 303 is arranged around the outer side surface of the connecting female seat 3. The connecting female seat 3 is connected to the female seat connecting sleeve 2 through the female seat thread 303 and the adjusting thread 201, so that by rotating the connecting female seat 3, the relative position of the connecting female seat 3 and the female seat connecting sleeve 2 can be adjusted, so that the position of the connecting female seat 3 can be adjusted, and by adjusting the connecting female seat 3 at each position, a flat installation plane can be provided for the decorative panel when the wall surface is uneven, or it can adapt to different curves. The decorative plate is shaped like a circle, which is more flexible and convenient to use, and a scale 305 is set in the middle of the adjusting locking groove 304 to facilitate precise adjustment. At the same time, an adjusting locking groove 304 is horizontally set on the outer side of the connecting female seat 3, and a bayonet sleeve 202 is set in the middle of the female seat connecting sleeve 2, and a locking bayonet 203 is nested on the inner side of the bayonet sleeve 202. An unlocking pull ring 204 is connected to the bottom of the locking bayonet 203, and a bayonet spring 205 is set on the outer side of the locking bayonet 203. The locking bayonet 203 cooperates with the adjusting locking groove 304. After completing the rotation adjustment of the connecting female seat 3, the locking bayonet 203 is embedded in the adjusting locking groove 304 to lock the connecting female seat 3, which is more convenient and quick to use.

[0038] When in use, the device is installed by installing the installation keel 1 connected to the wall to connect and install the fixed wall decorative panel 5, and the installation keel 1 is fixedly connected to the wall by means of screws or pins, and then the locking pin 203 is pulled by the unlocking pull ring 204 to unlock the connecting female seat 3, and the relative position of the connecting female seat 3 and the female seat connecting sleeve 2 is adjusted by rotating the connecting female seat 3, so as to adjust the position of the connecting female seat 3. After the adjustment work is completed, the locking pin 203 is embedded in the adjustment locking groove 304 to lock the connecting female seat 3. When installing, the wall decorative panel 5 is brought close to the installation keel 1, so that the connecting threaded column 7 on the connecting male seat 6 is aligned with the connecting threaded sleeve 301 in the connecting female seat 3, and the wall decorative panel 5 is slowly pushed to make it translate to a state where it completely covers the installation keel 1. At this time, the connecting threaded column 7 will automatically embed into the connecting male seat 6. In the connecting threaded sleeve 301, the connecting threaded column 7 pushes the locking pin 401 to retract the positioning locking groove 702 through the conical top pressure surface 701 and the top pressure round head 402. The connecting threaded column 7 that continues to move forward will rotate synchronously and be threadedly locked with the connecting threaded sleeve 301. At this time, the positioning locking groove 702 is just located at the locking pin 401, so that the locking pin 401 is embedded in the positioning locking groove 702 to completely lock the connection between the connecting threaded column 7 and the connecting threaded sleeve 301. At the same time, the front end of the rotating locking column 801 is pressed backward by the bottom surface of the connecting threaded sleeve 301, and the rear end of the rotating locking column 801 is embedded in the rotating locking groove 602 to lock the connection between the connecting threaded column 7 and the connecting male seat 6, thereby preventing the connecting threaded column 7 from rotating, thereby realizing the automatic installation locking and installation detection of the wall decorative panel 5.

[0039] The wall decoration panel 5 installation structure provided by the present invention adopts a one-to-one corresponding matching design between the connecting female seat 3 and the connecting male seat 6, so that the wall decoration panel 5 can be directly translated to the installation position and can be fixed by a simple rotation action. The screw locking mechanism between the connecting thread column 7 and the connecting thread sleeve 301 ensures that the wall decoration panel 5 is firmly fixed on the installation keel 1, effectively avoiding the loosening problem caused by a long time or environmental factors. In addition, since the entire installation process does not require any obvious fixing parts such as screw heads to be left in the exposed parts, the cleanliness and overall beauty of the surface of the wall decoration panel 5 can be maintained. At the same time, when the position or style of the wall decoration panel 5 needs to be changed, only the reverse operation is required, that is, the reverse movement and rotation are used to release the locking state between the connecting thread column 7 and the connecting thread sleeve 301, and then the panel can be gently slid out to achieve quick disassembly, which is more convenient and quick to use.

[0040] Those skilled in the art should understand that the discussion of any of the above embodiments is only exemplary and is not intended to imply that the scope of the present invention is limited to these examples; under the concept of the present invention, the technical features in the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes in different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity. Any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A wall decoration panel installation structure, comprising a mounting keel (1) mounted on a wall and a wall decoration panel (5) connected to the mounting keel (1), characterized in that: Also includes: A connecting female seat (3) is installed and connected in the middle of a side of the installation keel (1) facing the wall decoration plate (5), and a plurality of connecting female seats (3) are evenly arranged and connected in the middle of the installation keel (1), a connecting thread sleeve (301) is arranged at the center of the connecting female seat (3), and a connecting opening (302) is arranged at the outer end of the connecting thread sleeve (301); A connecting male seat (6) is installed and connected in the middle of a side of the wall decoration plate (5) facing the installation keel (1), and a plurality of connecting male seats (6) are evenly arranged and connected in the middle of the wall decoration plate (5). The connecting male seats (6) and the connecting female seats (3) are arranged in a one-to-one correspondence with each other. A rotating connecting groove (601) is connected at the center of the connecting male seat (6), and a connecting thread column (7) is rotatably connected in the middle of the rotating connecting groove (601). The connecting thread column (7) and the connecting thread sleeve (301) are arranged in cooperation with each other; When the wall decoration plate (5) is installed by being translated toward one side of the installation keel (1), the connecting threaded column (7) provided in the middle of the connecting male seat (6) is embedded in the connecting threaded sleeve (301) provided in the middle of the corresponding connecting female seat (3), and the connecting threaded column (7) rotates synchronously with the movement of the wall decoration plate (5) and is screwed and locked with the connecting threaded sleeve (301).

2. The wall decoration panel (5) installation structure according to claim 1 is characterized in that: A locking guide sleeve (4) is arranged in the middle of the connecting threaded sleeve (301), a locking pin (401) is slidably arranged on the inner side of the locking guide sleeve (4), a locking spring (403) is arranged on the rear side of the locking pin (401), a positioning locking groove (702) is arranged in the middle of the side surface of the connecting threaded column (7), the positioning locking groove (702) and the locking pin (401) are arranged to cooperate with each other, and when the connecting threaded column (7) is rotated and completely screwed and locked with the connecting threaded sleeve (301), the locking pin (401) is embedded in the positioning locking groove (702).

3. The wall decoration panel (5) installation structure according to claim 2 is characterized in that: The front end of the locking pin (401) is provided with a pressing round head (402), and the front end of the connecting threaded column (7) is provided with a conical pressing surface (701).

4. The wall decoration panel (5) installation structure according to claim 1, characterized in that: A central connecting sleeve (8) is arranged at the inner center of the connecting threaded column (7), and the central connecting sleeve (8) is arranged to pass through the front and rear ends of the connecting threaded column (7). A rotating locking column (801) is nested inside the central connecting sleeve (8), and the front end of the rotating locking column (801) extends out of the front end surface of the connecting threaded column (7). A hollow sleeve (802) is arranged in the middle of the rear side of the rotating locking column (801), and an unlocking spring (803) is arranged in the middle of the hollow sleeve (802).

5. The wall decoration panel (5) installation structure according to claim 4 is characterized in that: A rotation locking groove (602) is arranged in the middle of the rotation connection groove (601), and the rotation locking groove (602) and the rotation locking column (801) are arranged to cooperate with each other. When the connecting threaded column (7) is rotated and completely threadedly locked with the connecting threaded sleeve (301), the front end of the rotation locking column (801) is pressed by the bottom surface of the connecting threaded sleeve (301) and moves backward, and the rear end of the rotation locking column (801) is embedded in the rotation locking groove (602) to lock the connection between the connecting threaded column (7) and the connecting male seat (6).

6. The wall decoration board (5) installation structure according to claim 1, characterized in that: A female seat connecting sleeve (2) is nested on the outer side of the connecting female seat (3); the connecting female seat (3) is connected to the mounting keel (1) via the female seat connecting sleeve (2); an adjusting thread (201) is arranged around the inner side surface of the female seat connecting sleeve (2); a female seat thread (303) is arranged around the outer side surface of the connecting female seat (3); the connecting female seat (3) is connected to the female seat connecting sleeve (2) via the female thread (303) and the adjusting thread (201).

7. The wall decoration board (5) installation structure according to claim 6, characterized in that: An adjustment locking groove (304) is horizontally arranged on the outer side surface of the connecting female seat (3), a bayonet sleeve (202) is arranged in the middle of the female seat connecting sleeve (2), a locking bayonet (203) is nested inside the bayonet sleeve (202), an unlocking pull ring (204) is connected to the bottom of the locking bayonet (203), and a bayonet spring (205) is arranged on the outer side of the locking bayonet (203).

8. The wall decoration board (5) installation structure according to claim 7, characterized in that: A scale (305) is provided in the middle of the adjustment locking groove (304).

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