Mounting structure of externally-hung GRC decorative wall plate

Through the innovative design of the combined structure of keel, connecting seat, and connecting column, the problem of positional deviation during the installation of external GRC decorative wall panels is solved, realizing quick and easy wall panel positioning and fixing connection, and improving installation efficiency.

CN117027313BActive Publication Date: 2025-12-16FUJIAN LONGXIANG CONSTR GRP CO LTD
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Patent Information

Application Number
CN202310881192.0
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-07-18
Publication Date
2025-12-16
Estimated Expiration
2043-07-18

AI Technical Summary

Technical Problem

During the installation of external GRC decorative wall panels, deviations in the position of the keel frame and hanging plates may occur due to measurement errors or uneven wall surfaces, requiring disassembly and reinstallation, which affects installation efficiency.

Method used

It adopts a combination structure of keel, connector, connecting column, plug-in column, limiting plate, drive column, elastic drive component, locking component and limiting component. By adjusting the position of plug-in column and locking mechanism, the wall panel can be accurately positioned and fixedly connected, avoiding the need to disassemble the keel or hanging plate.

Benefits of technology

During wall panel installation, the position of the connecting columns can be quickly adjusted and fixed, reducing the difficulty of deviation correction, simplifying the installation process, and improving installation efficiency.

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Abstract

The application discloses a mounting structure of an externally-hung GRC decorative wallboard and relates to the technical field of building engineering, which comprises a keel, a wallboard, a connecting seat, a connecting column, a plug-in column, a limiting plate, a driving column and an elastic driving element. When the plug-in column is inserted into the plug-in slot, the driving column slides towards the wallboard; the elastic driving element drives the plug-in column to protrude from the driving column; when the driving column slides, the control element controls the limiting plate to turn into the limiting slot; when the end of the plug-in column abuts against the keel, the limiting plate limits the plug-in column from separating from the plug-in slot; when the end of the plug-in column and the driving column abut against the keel at the same time, the locking assembly locks the driving column; and when the end of the plug-in column abuts against the keel, the limiting assembly limits the connecting column to slide up and down. The application can correct the deviation of the connecting element without disassembling the wallboard during the mounting process.
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Description

TECHNICAL FIELD

[0001] The application relates to the technical field of building engineering, in particular to an installation structure of an externally-hung GRC decorative wallboard. BACKGROUND

[0002] The externally-hung GRC decorative wallboard is a wall decoration material made of glass fiber reinforced cement (GRC) material, and has the advantages of environmental protection, diversification, beauty, durability and the like.

[0003] The decorative wallboard is usually connected with the wall through a connecting piece during installation, and the connecting piece comprises a furring channel and a hanging piece. The furring channel needs to be fixed after being measured and determined on the wall, and the hanging piece needs to be fixed after being measured on the decorative wallboard. The hanging piece and the furring channel correspond to each other, and finally the decorative wallboard is hung on the furring channel through the hanging piece.

[0004] However, during installation, the furring channel and the hanging piece may deviate from the installation position due to measurement errors, uneven walls and the like, and at this time, the furring channel or the hanging piece needs to be removed and reinstalled. SUMMARY

[0005] In order to correct the deviation of the connecting piece without disassembling the wallboard during installation, the application provides an installation structure of an externally-hung GRC decorative wallboard.

[0006] The application provides an installation structure of an externally-hung GRC decorative wallboard, which adopts the following technical scheme:

[0007] An installation structure of an externally-hung GRC decorative wallboard comprises

[0008] A furring channel is arranged on the wall and a plurality of furring channels are arranged at intervals up and down, the furring channel is formed with an insertion slot on the side away from the wall, the furring channel is formed with a limiting slot above the insertion slot, and the limiting slot is in communication with the insertion slot;

[0009] A wallboard is laid on the furring channel;

[0010] A connecting seat is arranged on the wallboard side facing the wall and a plurality of connecting seats are arranged;

[0011] A connecting column is arranged on the connecting seat and corresponds to the connecting seat one by one;

[0012] An insertion column is formed with a connecting slot, the connecting column slides up and down in the connecting slot, and the insertion column is inserted into the insertion slot;

[0013] A limiting plate is hinged to the insertion column, and the limiting plate can be flipped up and down;

[0014] A driving column is slidably connected to the inserting column, and the driving column protrudes outwardly from the inserting column in a direction away from the wallboard. When the inserting column is inserted into the inserting slot, the driving column slides toward the wallboard;

[0015] An elastic driving member is arranged on the inserting column, and the elastic driving member drives the inserting column to protrude from the driving column;

[0016] A control member is arranged on the inserting column. When the driving column slides, the control member controls the limiting plate to turn into the limiting slot. When the end of the inserting column abuts against the joist, the limiting plate limits the inserting column from being separated from the inserting slot;

[0017] A locking assembly is arranged on the driving column. When the end of the driving column and the end of the inserting column abut against the joist, the locking assembly locks the driving column;

[0018] A limiting assembly is arranged on the driving column. When the end of the inserting column abuts against the joist, the limiting assembly limits the connecting column from sliding up and down.

[0019] According to the technical scheme, when the position of the inserting column or the joist deviates before the wallboard is installed, the position of the inserting column is adjusted by the sliding connecting column, so that the inserting column is adapted to the position of the inserting slot. When the inserting column is inserted into the inserting slot, the driving column moves toward the wallboard, the control member controls the limiting plate to turn into the limiting slot, and the end of the limiting plate abuts against the groove wall close to the wallboard. Meanwhile, the locking assembly locks the driving column, the driving column is locked, and the possibility of the inserting column being separated from the inserting slot is reduced. The connecting column and the inserting column are fixedly connected by the limiting assembly, and the remaining wallboard is installed according to the same steps. The whole installation process is simple, and the deviation can be corrected without disassembling the joist or the mounting seat during the installation of the wallboard.

[0020] Optionally, the control member comprises a control block arranged on the driving column and slidably arranged on the inserting column.

[0021] The limiting plate is inclined to form a guide surface. When the driving column slides toward the wallboard, the control block slides on the guide surface. When the control block slides on the guide surface, the limiting plate turns upward.

[0022] According to the technical scheme, when the driving column moves toward the wallboard, the control block slides on the guide surface, and the control block pushes the limiting plate to turn upward, which is beneficial to the limiting plate turning into the limiting slot and limiting the inserting column, and reduces the possibility of the inserting column being separated from the inserting slot.

[0023] Optionally, the locking assembly comprises a locking block and a locking spring.

[0024] The locking block slides on the insertion column, a locking groove is formed on the outer circumferential side of the driving column, the locking spring is arranged on the insertion column, and when the locking block is aligned with the locking groove, the locking spring drives the locking block to insert into the locking groove.

[0025] By adopting the above technical scheme, when the locking block and the locking groove are aligned with each other, the locking spring pushes the locking block to insert into the locking groove, thereby achieving the locking of the driving column, which is beneficial to maintaining the state of the limiting plate.

[0026] Optionally, the limiting assembly comprises a limiting block and a limiting spring.

[0027] The vertical side wall of the driving column is inclined upward toward the keel direction to form a containing groove, and the limiting block slides in the containing groove.

[0028] The limiting spring is arranged in the containing groove, and the limiting spring drives the limiting block to move toward the wallboard.

[0029] The connecting column is formed with a moving hole for the driving column to slide up and down, and a plurality of clamping grooves in communication with the moving hole are uniformly formed on the connecting column up and down.

[0030] When the driving column moves toward the wallboard, the connecting column pushes the limiting block to slide in the containing groove, and when the limiting block is aligned with the clamping groove, the limiting spring pushes the limiting block to clamp into the clamping groove.

[0031] By adopting the above technical scheme, the limiting block slides in the containing groove, so that the position of the limiting block can be adjusted, and when the limiting block and the clamping groove are aligned with each other, the limiting spring pushes the limiting block to slide into the clamping groove, which is beneficial to limiting and supporting the connecting column by the limiting block and reducing the possibility of the connecting column sliding up and down in the connecting groove.

[0032] Optionally, a positioning block is arranged on the side wall of the limiting block, the insertion column is formed with a positioning groove in communication with the containing groove, and the positioning block slides in the positioning groove.

[0033] By adopting the above technical scheme, the positioning block slides in the positioning groove, thereby reducing the possibility of the limiting block separating from the containing groove.

[0034] Optionally, the elastic driving member comprises a driving spring, the driving spring is arranged on the insertion column, one end of the driving spring abuts against the driving column, and the other end of the driving spring abuts against the insertion column.

[0035] By adopting the above technical scheme, the driving spring is elastically released to push the driving column to protrude out of the driving groove.

[0036] Optionally, the plug-in slot and the limiting slot extend along the length direction of the keel.

[0037] By adopting the above technical scheme, the wallboard can slide along the length direction of the keel, which is beneficial to adjust the transverse position of the wallboard.

[0038] Optionally, the connecting column and the connecting slot wall have friction.

[0039] By adopting the above technical scheme, the connecting column and the connecting slot wall have friction, so that the sliding between the connecting column and the plug-in column needs a certain driving force, which reduces the difficulty of wallboard installation.

[0040] In summary, the present application includes at least one of the following beneficial effects:

[0041] 1. Before the wallboard is installed, when the position of the plug-in column or the keel deviates, the position of the plug-in column is adjusted by sliding the connecting column, so that the plug-in column adapts to the position of the plug-in slot; when installed, the plug-in column is inserted into the plug-in slot, the limiting plate abuts against the slot wall on the side close to the wallboard, which reduces the possibility of the plug-in column separating from the plug-in slot; and the connecting column is limited from continuing to slide up and down in the connecting slot by the limiting assembly, so as to realize the fixed connection between the connecting column and the plug-in column. The whole installation process is simple, and the deviation can be corrected without disassembling the keel or mounting seat during the installation of the wallboard;

[0042] 2. The connecting column and the connecting slot wall have friction, so that the sliding between the connecting column and the plug-in column needs a certain driving force, which reduces the difficulty of wallboard installation. BRIEF DESCRIPTION OF DRAWINGS

[0043] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application;

[0044] Figure 2 is a schematic diagram of the internal cross section of the embodiment of the present application;

[0045] Figure 3 is Figure 2 an enlarged schematic diagram of part A of

[0046] Figure 4 is a schematic diagram of the cross section when the locking block locks the driving column in the embodiment of the present application;

[0047] Figure 5 is a schematic diagram of the structure of the wallboard in the embodiment of the present application;

[0048] Figure 6 is Figure 5 an enlarged schematic diagram of part B of

[0049] Figure 7 is an exploded schematic diagram of the driving column in the embodiment of the present application.

[0050] 1 keel; 11 insertion slot; 12 limiting slot; 2 wallboard; 21 connecting seat; 3 connecting column; 31 moving hole; 32 clamping groove; 4 insertion column; 41 limiting plate; 411 guide surface; 42 driving spring; 43 connecting slot; 44 mounting slot; 45 driving slot; 46 control hole; 47 sliding slot; 5 driving column; 51 control block; 52 locking slot; 53 accommodating slot; 54 positioning slot; 6 locking assembly; 61 locking block; 62 locking spring; 7 limiting assembly; 71 limiting block; 711 first block; 712 second block; 713 positioning block; 72 limiting spring. DETAILED DESCRIPTION

[0051] The following description will be made in conjunction with the accompanying drawings Figures 1-7 The application is further described in detail.

[0052] The embodiment of the application discloses a mounting structure of an externally-hung GRC decorative wallboard. Referring to Figure 1 , the mounting structure comprises a keel 1 and a wallboard 2, the keel 1 is in a cuboid structure, the keel 1 is fixed on a wall surface and extends in a length direction along a horizontal direction, and the keels 1 are uniformly and vertically spaced. The wallboard 2 is arranged on the side, away from the wall surface, of the keel 1, and the wallboards 2 are uniformly and vertically spaced.

[0053] Referring to Figure 2 , one side of the wallboard 2, facing the keel 1, is fixedly connected with a connecting seat 21, the connecting seats 21 are vertically spaced, each group of the connecting seats 21 corresponds to one keel 1, and after the wallboard 2 is installed, each group of the connecting seats 21 is located below the corresponding keel 1. Each group of the connecting seats 21 can be multiple, and in the application, the connecting seat 21 is two.

[0054] Referring to Figure 2 and Figure 3 , the mounting structure further comprises a connecting column 3 and an insertion column 4, the connecting column 3 is fixed at the top of the connecting seat 21 and away from the wallboard 2, the connecting column 3 extends upwards to the top end face above the corresponding keel 1 along a vertical direction. The insertion column 4 is in a cuboid structure, the insertion column 4 is formed with a connecting slot 43, the connecting column 3 passes through the connecting slot 43 and has a friction force between the connecting column 3 and the slot wall of the insertion slot 11, and the connecting column 3 can slide up and down in the insertion column 4. When the insertion column 4 is fixed, the position of the wallboard 2 can be adjusted by sliding the connecting column 3 up and down in the connecting slot 43.

[0055] The middle position of the keel 1 far away from the wall surface is formed with a plug-in slot 11 extending along the length direction of the keel 1, the plug-in column 4 is inserted into the plug-in slot 11 to determine the position of the wallboard 2, and the top and bottom ends of the plug-in column 4 are in sliding contact with the top and bottom two side walls of the plug-in slot 11 respectively; meanwhile, the plug-in column 4 can slide in the plug-in slot 11 along the length direction of the keel 1 to adjust the transverse position of the wallboard 2.

[0056] The top of the plug-in column 4 and far away from the position of the wallboard 2 is provided with a mounting slot 44, and the mounting structure further comprises a limiting plate 41 hinged to the plug-in column 4 and located in the mounting slot 44. The keel 1 is provided with a limiting slot 12 extending along the length direction, which is located above and connected to the plug-in slot 11. When the plug-in column 4 is inserted into the plug-in slot 11, the limiting plate 41 is located in the plug-in slot 11 and faces the limiting slot 12 at this time. When the limiting plate 41 is turned up to be perpendicular to the plug-in column 4 in the direction of the wallboard 2, the limiting plate 41 abuts against the slot wall of the limiting slot 12 close to the wallboard 2, which is beneficial to prevent the plug-in column 4 from being separated from the plug-in slot 11.

[0057] The mounting structure further comprises a driving column 5, an elastic driving member and a control member; the plug-in column 4 is formed with a driving slot 45 penetrating to the outside of the plug-in column 4 in the direction away from the wallboard 2, the driving slot 45 is perpendicular to and connected with the connecting slot 43, the driving column 5 is a long strip square column structure and slides in the driving slot 45. The connecting column 3 is provided with a moving hole 31 extending along the vertical direction, the moving hole 31 is connected with the driving slot 45, and the driving column 5 passes through the moving hole 31 and slides up and down in the moving hole 31. The elastic driving member is a driving spring 42, which is installed in the driving slot 45 and located at the side of the connecting slot 43 close to the wallboard 2. One end of the driving spring 42 abuts against the driving column 5, and the other end abuts against the slot wall of the driving slot 45 close to the wallboard 2. In use, the driving spring 42 is elastically released to push the driving column 5 to slide out of the driving slot 45. When the plug-in column 4 is inserted into the plug-in slot 11, the driving column 5 first abuts against the slot wall of the plug-in slot 11 opposite the slot, and then the driving column 5 slides into the driving slot 45, at this time the driving spring 42 is in a compressed state.

[0058] The control unit is a control block 51, which is fixed on the top of the drive column 5 and away from the wall panel 2. In the initial state, the control block 51 is located outside the drive groove 45. The plug-in column 4 has a control hole 46, which is connected to the mounting groove 44. The control block 51 slides in the control hole 46. The portion of the limiting plate 41 away from the hinge point is inclined to form a guide surface 411. When the limiting plate 41 enters the plug-in groove 11 and the drive column 5 slides into the drive groove 45, the control block 51 slides on the guide surface 411 and pushes the limiting plate 41 upward. At this time, the limiting plate 41 abuts against the keel 1, accelerating the speed at which the plug-in column 4 slides into the plug-in groove 11. At the same time, the limiting plate 41 flips towards a state perpendicular to the plug-in column 4 until the limiting plate 41 is perpendicular to the plug-in column 4. The side wall of the control block 51 abuts against the side wall of the limiting block 71. At this time, the plug-in column 4 and the drive column 5 abut against the side wall of the plug-in groove 11 away from the groove opening.

[0059] See Figure 3 and Figure 4 The installation structure also includes a locking component 6. When the control block 51 pushes the limiting plate 41 to flip so that it is perpendicular to the plug post 4, the locking component 6 locks the drive post 5.

[0060] The locking assembly 6 includes a locking block 61 and a locking spring 62. The plug-in post 4 has a sliding groove 47, which is connected to the drive groove 45. The locking block 61 slides within the sliding groove 47, and the locking spring 62 is installed within the sliding groove 47. One end of the locking spring 62 abuts against the locking block 61, and the other end abuts against the groove wall of the sliding groove 47 away from the groove opening. The drive post 5 has a locking groove 52 on its outer periphery. When the locking groove 52 and the locking block 61 are aligned, the locking spring 62 pushes the locking block 61 into the locking groove 52, thereby locking the plug-in post 4.

[0061] See Figure 5 and Figure 6 The mounting structure also includes a limiting component 7, which is used when the plug post 4 and the drive post 5 simultaneously abut against the plug slot 11 (the plug slot 11 is in...). Figure 3 When the winning bid is far from the side wall of the slot, the limiting component 7 restricts the vertical movement of the connecting column 3.

[0062] See Figure 6 and Figure 7 The limiting component 7 includes a limiting block 71 and a limiting spring 72. The vertical sidewall of the drive column 5 has multiple locking slots 32 that are evenly spaced vertically. The locking slots 32 communicate with the moving hole 31, and are located on the connecting column 3 facing the keel 1 (the keel 1 is in...). Figure 3The drive column 5 is provided with an accommodating groove 53 on the vertical side wall close to the opposite side of the clamping groove 32. The accommodating groove 53 extends in an obliquely upward direction from the side close to the wallboard 2 towards the wall surface. The limiting block 71 slides in the accommodating groove 53, and the limiting block 71 protrudes out of the accommodating groove 53. The top or bottom side wall of the limiting block 71 is fixedly connected with a positioning block 713. The drive column 5 is provided with a positioning groove 54 which is in communication with the accommodating groove 53. The positioning block 713 slides in the positioning groove 54, thereby reducing the possibility of the limiting block 71 from being separated from the accommodating groove 53.

[0063] The limiting spring 72 is installed in the accommodating groove 53. One end of the limiting spring 72 abuts against the side of the limiting block 71 close to the wall surface, and the other end abuts against the groove wall of the accommodating groove 53. In use, the limiting spring 72 is elastically released to push the limiting block 71 towards the wallboard 2 until the limiting block 71 abuts against the side wall of the accommodating groove 53 close to the wallboard 2.

[0064] When the drive column 5 slides towards the side of the wallboard 2, the limiting block 71 moves towards the clamping groove 32. When the limiting block 71 is aligned with the clamping groove 32, the limiting block 71 is clamped in the clamping groove 32 to support and limit the connecting column 3. When the limiting block 71 is not aligned with the clamping groove 32, the limiting block 71 abuts against the connecting column 3. With the continuous movement of the drive column 5 towards the wallboard 2, the limiting block 71 slides in the accommodating groove 53 towards the wall surface, and at this time, the locking spring 62 is in a compressed state. When the limiting block 71 slides in the accommodating groove 53 to be aligned with the clamping groove 32, the limiting spring 72 pushes the limiting block 71 to be clamped in the clamping groove 32. At this time, the drive column 5 supports and limits the connecting column 3 through the limiting block 71, thereby reducing the possibility of the connecting column 3 from continuously sliding up and down.

[0065] In production, the limiting block 71 can include a first block body 711 and a second block body 712 which are fixedly connected. The first block body 711 slides in the accommodating groove 53, and the positioning block 713 is fixed to the first block body 711. The second block body 712 is located outside the accommodating groove 53 and is clamped in the clamping groove 32. The shape of the first block body 711 is adapted to the accommodating groove 53, and the shape of the second block body 712 is adapted to the clamping groove 32.

[0066] The implementation principle of the mounting structure of the externally-hung GRC decorative wallboard according to the embodiment of the application is as follows:

[0067] Before installing the wallboard 2, the position of the inserting column 4 is adjusted by sliding the connecting column 3 up and down, so that the inserting column 4 is aligned with the inserting slot 11. During installation, the inserting column 4 is inserted into the inserting slot 11, and the wallboard 2 is pressed towards the wall surface until the locking block 61 is inserted into the locking slot 52, at this time, the limiting plate 41 is turned into the limiting slot 12, limiting the inserting column 4 from leaving the inserting slot 11, the limiting block 71 is clamped into the clamping slot 32, limiting the connecting column 3; then the wallboard 2 is slid along the length direction of the keel 1 to adjust the lateral position of the wallboard 2, finally, the remaining wallboard 2 is installed according to the same steps. The whole installation process is simple, and during the installation of the wallboard 2, if there is a deviation in the position of the keel 1 or the inserting column 4, the position of the inserting column 4 can be adjusted to adapt to the inserting slot 11, so that the deviation of the keel 1 or the inserting column 4 can be corrected.

[0068] The above are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape, principle of the present application shall be covered within the protection scope of the present application.

Claims

1. An installation structure of an externally mounted GRC decorative wall panel, characterized by: Comprising Keel (1), arranged on the wall surface and spaced apart from each other, the back of the keel (1) is formed with a plug-in slot (11), the keel (1) is formed with a limiting slot (12) above the plug-in slot (11), the limiting slot (12) is communicated with the plug-in slot (11); Wallboard (2), laid on the keel (1); Connecting seat (21), a plurality of and arranged on the wallboard (2) toward the wall surface side; Connecting column (3), arranged in the connecting seat (21) and corresponding to the connecting seat (21); Plug-in column (4), formed with a connecting slot (43), the connecting column (3) slides up and down in the connecting slot (43), the plug-in column (4) is inserted into the plug-in slot (11); Limiting plate (41), hinged to the plug-in column (4), the limiting plate (41) can be turned up and down; Drive column (5), slidingly connected to the plug-in column (4), the drive column (5) protrudes out of the plug-in column (4) away from the wallboard (2), when the plug-in column (4) is inserted into the plug-in slot (11), the drive column (5) slides toward the wallboard (2); Elastic drive, arranged in the plug-in column (4), the elastic drive drives the plug-in column (4) to protrude the drive column (5); Control element, arranged in the plug-in column (4), when the drive column (5) slides, the control element controls the limiting plate (41) to turn into the limiting slot (12), when the end of the plug-in column (4) abuts against the keel (1), the limiting plate (41) limits the plug-in column (4) from separating from the plug-in slot (11); Locking assembly (6), arranged in the drive column (5), when the end of the drive column (5) and the plug-in column (4) abuts against the keel (1) at the same time, the locking assembly (6) locks the drive column (5); Limiting assembly (7), arranged in the drive column (5), when the end of the plug-in column (4) abuts against the keel (1), the limiting assembly (7) limits the connecting column (3) from sliding up and down; The limiting assembly (7) comprises a limiting block (71) and a limiting spring (72); The vertical side wall of the drive column (5) is inclined upward to form a containing slot (53) toward the keel (1), the limiting block (71) slides in the containing slot (53); The limiting spring (72) is installed in the containing slot (53), the limiting spring (72) drives the limiting block (71) to move toward the wallboard (2); The connecting column (3) is formed with a moving hole (31) for the drive column (5) to slide up and down, the connecting column (3) is uniformly spaced apart from each other and formed with a plurality of clamping grooves (32) communicated with the moving hole (31); When the drive column (5) moves toward the wallboard (2), the connecting column (3) pushes the limiting block (71) to slide in the containing slot (53), when the limiting block (71) is aligned with the clamping groove (32), the limiting spring (72) pushes the limiting block (71) to be clamped into the clamping groove (32).

2. The mounting structure of the externally mounted GRC decorative wall panel according to claim 1, characterized in that: The control piece comprises a control block (51), which is arranged on the driving column (5) and slides on the inserting column (4); The limiting plate (41) is obliquely formed with a guide surface (411), when the driving column (5) slides towards the wallboard (2), the control block (51) slides on the guide surface (411), when the control block (51) slides on the guide surface (411), the limiting plate (41) is turned upwards.

3. The mounting structure of the externally-hung GRC decorative wall panel according to claim 2, characterized in that: The locking assembly (6) comprises a locking block (61) and a locking spring (62); The locking block (61) slides on the inserting column (4), the driving column (5) is formed with a locking groove (52) on the outer circumferential side, the locking spring (62) is arranged on the inserting column (4), when the locking block (61) is aligned with the locking groove (52), the locking spring (62) drives the locking block (61) to insert into the locking groove (52).

4. The mounting structure of the externally mounted GRC decorative wall panel according to claim 1, characterized in that: The side wall of the limiting block (71) is arranged with a positioning block (713), the inserting column (4) is formed with a positioning groove (54) which is communicated with the accommodating groove (53), the positioning block (713) slides on the positioning groove (54).

5. The mounting structure of the externally mounted GRC decorative wall panel according to claim 1, characterized in that: The elastic driving piece comprises a driving spring (42), which is arranged on the inserting column (4), one end of the driving spring (42) abuts against the driving column (5), and the other end abuts against the inserting column (4).

6. The mounting structure of the externally mounted GRC decorative wall panel according to claim 1, characterized in that: The inserting groove (11) and the limiting groove (12) extend along the length direction of the keel (1).

7. The mounting structure of the externally mounted GRC decorative wall panel according to claim 1, characterized in that: The connecting column (3) has friction force with the groove wall of the connecting groove (43).

Citation Information

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