Direct insertion mounting system for veneer

By using a modular combination structure of direct-insertion keel hangers, adjustable direct-insertion keels, and limit-position direct-insertion keels, the problems of flatness and high cost of aluminum panel ceiling installation in residential decoration are solved, enabling rapid, adhesive-free installation of decorative panels and improving construction efficiency and adaptability.

CN121760484APending Publication Date: 2026-03-31SHANGHAI PINZHAI DECORATION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-12-31
Publication Date
2026-03-31

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Abstract

The invention relates to a direct-insertion installation system for veneers. The direct-insertion installation system comprises direct-insertion keel hanging pieces (2), adjustable direct-insertion keels (3), concave seam clamping strips (4) and limiting direct-insertion keels (6). The adjustable straight-inserting keel (3) is installed on the transverse keel (1) through the straight-inserting keel hanging piece (2), the concave seam clamping strip (4) is arranged at a seam (51) of the veneer (5) in advance, the concave seam clamping strip (4) can be connected to the adjustable straight-inserting keel (3) in a clamped mode, and the end of the adjustable straight-inserting keel (3) and the end of the veneer (5) are limited through the limiting straight-inserting keel (6). A modular combined structure is adopted, direct insertion type and dry installation of the veneers is achieved, position adjustment of the adjustable direct insertion keels is achieved through the direct insertion keel hanging pieces, the flatness of installation of the veneers is guaranteed by limiting the direct insertion keels, and meanwhile rapid positioning installation is achieved; no adhesive is used in the whole process, and the environment-friendly requirement is met; meanwhile, the function of convenient disassembly and replacement is achieved.
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Description

Technical Field

[0001] This application relates to the field of architectural decoration, specifically to a direct-insertion installation system for decorative panels, and more particularly to a direct-insertion installation system for gypsum fiber decorative panels. Background Technology

[0002] The snap-fit ​​installation technology for aluminum panel ceilings has formed a mature application system, while the snap-fit ​​installation for walls, with its core advantages of convenient maintenance and quick disassembly, has been widely used in large-scale construction scenarios in public buildings such as subway stations and high-speed rail stations. However, the penetration rate of this technology in the field of residential decoration and interior design is extremely low, with the core bottlenecks concentrated in three points: first, the installation flatness precision is difficult to match the refined requirements of residential interior decoration; second, the customized production model leads to high costs; and third, the existing technical architecture is not well adapted to the construction scenarios and spatial dimensions of residential interior decoration.

[0003] To address the aforementioned industry pain points, this application focuses on the specific scenario of residential interior decoration, developing an adaptable plug-in installation system. The core objective is to enable convenient inspection and rapid replacement of decorative panels. By optimizing the structural design and processing precision of the plug-in installation system, and innovating the assembly logic of the keel and decorative panels, a highly efficient plug-in installation method is constructed, significantly improving construction efficiency and disassembly convenience. This promotes the upgrade of residential interior decoration from traditional fixed installation to modular and replaceable installation, providing a technical solution for residential interior decoration that combines economy, practicality, and flexibility. Summary of the Invention

[0004] The purpose of this application is to provide a direct-insertion installation system for decorative panels, which solves the problem of direct-insertion, rapid dry installation of interior panels in residential buildings.

[0005] To achieve the above objectives, this application provides a direct-insertion installation system for decorative panels, including a direct-insertion keel bracket, an adjustable direct-insertion keel, a recessed groove retainer, and a limiting direct-insertion keel;

[0006] The adjustable straight keel is installed on the horizontal keel through the straight keel hanger. The recessed joint strip is preset at the joint of the decorative panel. The recessed joint strip can be locked onto the adjustable straight keel. The ends of the adjustable straight keel and the decorative panel are limited by the limiting straight keel.

[0007] Preferably, the straight-insertion keel bracket includes a hook, a foldable buckle, and a mounting plate;

[0008] The hook protrudes from the surface of the mounting plate, and foldable buckles are provided on both sides of the hook on the mounting plate.

[0009] The foldable buckle has two position states. In the first position state, the foldable buckle is located in the plane of the mounting plate. In the second position state, the foldable buckle has an angle with the mounting plate.

[0010] The mounting plate is provided with multiple fastener connection holes.

[0011] Preferably, the hook is attached to the transverse keel and can slide along the length of the transverse keel with the adjustable straight insert keel;

[0012] The straight-insertion keel bracket can be securely connected to the horizontal keel via a second fastener to restrict the sliding of the hook.

[0013] Preferably, the adjustable straight-insertion keel includes a fixed edge, an outward-flaring edge, and a snap-fit ​​interface;

[0014] The adjustable straight-insertion keel is extended with a uniform cross-section, which is triangular in shape. The bottom of the triangle is a straight side, and the other two sides are curved sides. Fixed edges are provided at both ends of the straight bottom side. The two curved sides turn outward at the intersection to form outward-curved edges, and a locking interface is formed between the two outward-curved edges.

[0015] The fixed edge is connected to the straight-insertion keel bracket by a first fastener;

[0016] The card interface can be engaged with the recessed card strip.

[0017] Preferably, the cross-section of the fixed edge is U-shaped with double-layered overlapping, the opening of the U-shape faces the interior space of the triangle, and one arm of the U-shape and the straight edge at the bottom of the triangle are located in the same plane.

[0018] Preferably, the cross-section of the outward-curved edge is arc-shaped.

[0019] Preferably, the recessed locking strip includes a protrusion, a locking portion, and a connecting plate;

[0020] The recessed strip extends in a uniform cross-section, and its cross-section is T-shaped. The main line of the T-shape is a connecting plate, and one end of the branch line of the T-shape is provided with a protruding strip, and the other end of the branch line of the T-shape is provided with a snap-fit ​​part.

[0021] The protrusion protrudes towards the side where the connecting plate is located, and the protrusion is embedded in the seam of the decorative panel;

[0022] The snap-fit ​​part can snap onto the adjustable straight-insertion keel;

[0023] The connecting plate is connected to the decorative panel facing the adjustable straight-insertion keel.

[0024] Preferably, the snap-fit ​​portion is a protrusion facing the side where the connecting plate is located, and the shape of the protrusion matches the arc edge shape of the snap-fit ​​interface of the adjustable straight insert keel;

[0025] The connecting plate contacts the outward-flared edge of the card interface at the adjustable straight-insertion keel.

[0026] Preferably, the limiting straight insert keel includes a supporting side, a straight side, a straight bottom edge, and an insertion part;

[0027] The limiting straight insert keel is extended in the shape of equal cross-section, and its cross-section is C-shaped. One side of the C-shape is bent inward at the end to form an L-shaped flange to form a supporting side. The other side of the C-shape is a straight side. The bottom end of the C-shape is a straight bottom edge. The inside of the C-shape is an insertion part.

[0028] The L-shaped flange on the supporting side can limit and support the end of the decorative panel;

[0029] The plug-in part can limit and support the end of the adjustable straight-insertion keel;

[0030] The flat bottom edge matches the shape of the base building at the external installation location.

[0031] Preferably, the transverse keel is fixedly connected to the base structure;

[0032] The length direction of the adjustable straight keel is perpendicular to the length direction of the transverse keel;

[0033] The length direction of the limiting straight insert keel is perpendicular to the length direction of the adjustable straight insert keel.

[0034] Compared with the prior art, this application has the following beneficial effects:

[0035] 1. This application adopts a modular combination structure of direct-insertion keel brackets, adjustable direct-insertion keels, recessed joint strips, and limiting direct-insertion keels, realizing direct-insertion, dry installation of decorative panels. Standardized modular installation ensures consistency and stability of installation quality across different construction scenarios. The position of the adjustable direct-insertion keel is adjusted using the direct-insertion keel brackets, and the flatness of the decorative panel installation is ensured by the limiting direct-insertion keels. It also enables rapid positioning and installation, significantly simplifying traditional procedures. No adhesives are used throughout the process, and modular prefabrication reduces on-site waste, meeting environmental protection requirements. Later, individual decorative panels can be replaced without damage by prying open the interlocking joints between the decorative panel and the adjustable direct-insertion keel. It is compatible with common residential concrete, light steel keel, and wood subfloors, achieving efficient, flat, and environmentally friendly interior decoration results without additional modifications.

[0036] 2. This application adopts a hook design for the straight-insertion keel hanger, which allows the adjustable straight-insertion keel to slide freely along the horizontal keel, thereby precisely adjusting the joint position of the decorative panel; in conjunction with the fastener connection holes on the straight-insertion keel hanger, the construction personnel can fine-tune the fixed posture of the adjustable straight-insertion keel and the straight-insertion keel hanger, which can overcome the flatness error of the base building, ensure the overall flatness and joint uniformity of the decorative panel after installation, and meet the high standard requirements of residential interior decoration.

[0037] 3. This application employs an adjustable straight-insertion keel structure with a triangular cross-section and a U-shaped double-layered fixed edge, achieving excellent structural strength and connection stability. The triangular cross-section design gives the adjustable straight-insertion keel excellent bending and torsional rigidity, ensuring stable support for the decorative panel; the unique U-shaped double-layered design doubles the thickness of the board at the fixing point, significantly enhancing the effective thickness of the fasteners and effectively improving load-bearing capacity and durability.

[0038] 4. This application employs a snap-fit ​​structure that combines recessed joint strips with adjustable straight-insertion keel, achieving fully dry, rapid installation and convenient maintenance. The recessed joint strips are pre-fabricated at the joints of the decorative panels, with their snap-fit ​​parts precisely matching the shape of the curved outward-facing edge of the keel. During installation, the guiding effect of the curved outward-facing edge allows the decorative panel to be directly pressed and snapped into the adjustable straight-insertion keel for fixation. This achieves zero-glue operation on-site, significantly improving construction efficiency. Simultaneously, this mechanical snap-fit ​​method allows for independent disassembly of individual decorative panels, greatly facilitating subsequent partial wall inspection and replacement, and reducing maintenance costs.

[0039] 5. This application employs a straight-insertion keel bracket with foldable buckles and a C-shaped limiting straight-insertion keel, achieving multi-dimensional system limiting and flatness control. The foldable buckles, after folding, can be engaged with the horizontal keel, providing initial positioning and limiting of the straight-insertion keel bracket. Then, fasteners securely connect it to the horizontal keel, achieving horizontal limiting and flatness control. The C-shaped groove and L-shaped flange of the limiting straight-insertion keel provide dual constraints on the ends of the adjustable straight-insertion keel and the decorative panel, respectively, achieving longitudinal limiting and flatness control. Attached Figure Description

[0040] Figure 1 This is a cross-sectional structural diagram from one perspective of this application;

[0041] Figure 2 This is a structural exploded view of this application;

[0042] Figure 3 This is a three-dimensional structural diagram of this application;

[0043] Figure 4 This is a cross-sectional view from another perspective of this application;

[0044] Figure 5 This is a structural schematic diagram of the straight-insertion keel hanger of this application;

[0045] Figure 6 This is a schematic diagram of the adjustable straight-insertion keel structure of this application;

[0046] Figure 7 This is a schematic diagram illustrating the structure of the recessed groove strip in this application and its connection with the decorative panel;

[0047] Figure 8 This is a structural schematic diagram of the limiting straight-insertion keel of this application.

[0048] In the picture:

[0049] Horizontal keel 1;

[0050] 2. Straight-insertion keel hanger; 21. Hook; 22. Foldable buckle; 23. Mounting plate;

[0051] Adjustable straight-insertion keel 3; fixed edge 31; outward-flaring edge 32; snap-fit ​​interface 33;

[0052] 4. Recessed strip; 41. Raised strip; 42. Engaging part; 43. Connecting plate;

[0053] 5. Decorative panel; 51. Joint;

[0054] Limiting straight-insertion keel 6; supporting side 61; straight side 62; straight bottom edge 63; insertion part 64;

[0055] First fastener 7; Second fastener 8. Detailed Implementation

[0056] The present application will now be described in detail with reference to specific embodiments. These embodiments will help those skilled in the art to further understand the present application, but do not limit the present application in any way. It should be noted that those skilled in the art can make several changes and improvements without departing from the concept of the present application. These all fall within the protection scope of the present application.

[0057] Example 1:

[0058] A through-hole mounting system for decorative panels, such as Figure 1-8 As shown, it includes a straight-insertion keel hanger 2, an adjustable straight-insertion keel 3, a recessed seam retainer 4, and a limiting straight-insertion keel 6; the adjustable straight-insertion keel 3 is installed on the horizontal keel 1 through the straight-insertion keel hanger 2, the recessed seam retainer 4 is preset at the joint 51 of the decorative panel 5, the recessed seam retainer 4 can be snapped onto the adjustable straight-insertion keel 3, and the ends of the adjustable straight-insertion keel 3 and the decorative panel 5 are limited by the limiting straight-insertion keel 6.

[0059] In some embodiments, the transverse keel 1 is fixedly connected to the base structure; or the existing structure of the base structure can be used as the transverse keel 1. The transverse keel 1 is preferably a W46 type keel, providing a transverse mounting foundation for the entire system.

[0060] In some embodiments, depending on the spatial structure of the residential interior, the length direction of the adjustable straight keel 3 is perpendicular to the length direction of the transverse keel 1; the length direction of the limiting straight keel 6 is perpendicular to the length direction of the adjustable straight keel 3. Of course, as the spatial structure of the residential interior changes, the positional relationship between the adjustable straight keel 3 and the transverse keel 1, as well as the positional relationship between the limiting straight keel 6 and the adjustable straight keel 3, also changes accordingly.

[0061] The installation steps for this application are as follows:

[0062] Base preparation: Based on the wall design height, install multiple horizontal keels 1 on the base structure (such as concrete wall, light steel keel wall or wooden base, etc.) and level them.

[0063] Installation of straight-insertion keel hanger 2: Hang multiple straight-insertion keel hangers 2 on the horizontal keel 1. At this time, the straight-insertion keel hangers are in a sliding state.

[0064] Installation of Adjustable Straight-Inserted Keel 3 and Limiting Straight-Inserted Keel 6: The adjustable straight-inserted keel 3 is erected and attached to the straight-inserted keel hanger 2. After confirming the position of the adjustable straight-inserted keel, the limiting straight-inserted keel 6 is installed at the ends of the adjustable straight-inserted keel 3 (in one embodiment, the upper and lower ends). Multiple adjustable straight-inserted keels 3 are inserted into the limiting straight-inserted keels 6, calibrated by a vertical calibration mechanism (e.g., infrared collimation), and then fixed to the straight-inserted keel hanger 2 by the first fastener 7. This forms a three-dimensional positioning system of "lateral translation + vertical calibration + upper and lower limits," ultimately ensuring that the overall flatness deviation of the keel is controlled within ≤2mm.

[0065] Adjustable straight keel 3 position adjustment: Adjust the position of the adjustable straight keel 3 horizontally according to the joint position of the decorative panel 5, and then initially fix the straight keel hanger 2 (for example, it can be initially fixed by the foldable buckle 22) to prevent the straight keel hanger 2 from sliding, but still have a set range of adjustable space to accommodate the error of the joint position when the decorative panel 5 is actually installed.

[0066] Decorative panel 5 is installed and locked: A recessed retaining strip 4 is pre-set on the decorative panel 5. Align the recessed retaining strip 4 with the adjustable straight insert keel 3, and press the decorative panel 5 firmly. The recessed retaining strip 4 engages within the adjustable straight insert keel 3, thus installing the decorative panel 5. After a single decorative panel 5 is installed, the straight insert keel hanger 2 is securely connected to the horizontal keel 1 using the second locking fastener 7, thus securing and locking the single decorative panel 5. This step is repeated for the installation of multiple decorative panels.

[0067] The entire process requires no glue, achieving dry installation. The plug-in installation method requires no additional tools, enabling rapid installation. Relying on the standardized compatibility of each component, it ensures uniform joints in the decorative panels (joint width deviation ≤1mm), and that the overall verticality and flatness meet the precision requirements for interior decoration. After installation, the overall stability of the system is verified using specialized testing tools, forming a complete closed-loop process from component assembly to construction acceptance.

[0068] This application employs a modular combination structure consisting of a straight-insertion keel bracket 2, an adjustable straight-insertion keel 3, a recessed joint strip 4, and a limiting straight-insertion keel 6. This enables the direct-insertion, dry installation of the decorative panel 5, ensuring consistency and stability of installation quality across different construction scenarios through standardized modular installation. The position of the adjustable straight-insertion keel 3 is adjusted using the straight-insertion keel bracket 2, while the flatness of the decorative panel installation is guaranteed by the limiting straight-insertion keel 6. This also achieves rapid positioning and installation, significantly simplifying traditional procedures. No adhesives are used throughout the process, and modular prefabrication reduces on-site waste, while also meeting environmental protection requirements. Later, individual decorative panels can be replaced without damage by prying open the interlocking joints between the decorative panel and the adjustable straight-insertion keel. It is compatible with common residential concrete, light steel keel, and wood subfloors, achieving efficient, flat, and environmentally friendly interior decoration results without additional modifications.

[0069] Example 2:

[0070] This embodiment is an improvement on Embodiment 1. Specifically, the improvement lies in the following: the straight-insertion keel hanger 2 includes a hook 21, a foldable buckle 22, and a mounting plate 23; the hook 21 protrudes from the surface of the mounting plate 23, and foldable buckles 22 are respectively located on both sides of the hook 21 on the mounting plate 23. The foldable buckles 22 have two position states: in the first position state, the foldable buckle 22 is located in the plane of the mounting plate 23; in the second position state, the foldable buckle 22 forms an angle with the mounting plate 23; the mounting plate 23 has multiple fastener connection holes; the hook 21 is hooked onto the transverse keel 1 and can slide along the length of the transverse keel 1 with the adjustable straight-insertion keel 3; the straight-insertion keel hanger 2 can be securely connected to the transverse keel 1 by a second fastener 8 to limit the sliding of the hook 21. Figure 1-5 As shown.

[0071] The straight-insertion keel bracket 2 is a key component connecting the horizontal keel 1 and the adjustable straight-insertion keel 3. The mounting plate 23 serves as the connection interface, and its surface has multiple fastener connection holes for connecting with other components via screws or other fasteners.

[0072] The hook 21 protrudes from the surface of the mounting plate 23 and its shape matches the upper edge of the horizontal keel 1, so that the straight keel hanger 2 can be hooked on the horizontal keel 1. In the unlocked state, the hook 21 can slide along the length of the horizontal keel 1 with the entire straight keel hanger 2 and the components connected to it (such as the adjustable straight keel 3) to adjust the installation position.

[0073] In the factory or initial state (first position state), the foldable buckles 22 located on both sides of the hook 21 are located in the plane of the mounting plate 23 and do not affect the sliding of the hanging part; in the locked state (second position state), the foldable buckles 22 can be bent relative to the mounting plate 23 to form an angle, thereby limiting the horizontal keel 1 or adjacent parts, and playing a preliminary positioning or anti-detachment function.

[0074] Example 3:

[0075] This embodiment is an improvement on embodiment 1 or embodiment 2. Specifically, the improvement lies in the following: the adjustable straight-insertion keel 3 includes a fixed edge 31, an outward-curved edge 32, and a locking interface 33; the adjustable straight-insertion keel 3 is an extended shape with a uniform cross-section, its cross-section being triangular, with a straight base and two curved sides. Fixed edges 31 are respectively provided at both ends of the straight base. The two curved sides curve outward at their intersection to form outward-curved edges 32, and a locking interface 33 is formed between the two outward-curved edges. The fixed edge 31 is connected to the straight-insertion keel hanger 2 via a first fastener 7; the locking interface 33 can engage with the recessed locking strip 4; the cross-section of the fixed edge 31 is a U-shaped double-layered structure, with the opening of the U-shape facing the inner space 34 of the triangle, and one arm of the U-shape lying in the same plane as the straight base of the triangle; the cross-section of the outward-curved edge 32 is curved. Figure 6 and Figure 1-4 As shown.

[0076] The triangular cross-section design gives the adjustable straight-insertion keel 3 excellent bending and torsional rigidity, ensuring stable support for the decorative panel. The double-layered design of the fixed edge 31 greatly enhances the structural strength of the edge, making it less prone to deformation during nailing and significantly increasing the effective thickness of the fastener, effectively improving load-bearing capacity and durability. The fixed edge 31 is attached to the mounting plate 23 of the straight-insertion keel bracket 2 and is fixedly connected by the first fastener 7 (such as a self-tapping screw) passing through the hole on the mounting plate 23.

[0077] The two curved sides of the triangle do not close at their vertices but instead fold outwards to form outward-curved edges 32. A locking interface 33 is formed between the two outward-curved edges 32. The cross-section of the outward-curved edges 32 is curved, and this rounded guiding design facilitates the quick insertion of the pre-set recessed locking strips 4 on the decorative panel 5. Two symmetrical recessed locking strips 4 can be engaged within the locking interface 33. This mechanical locking method allows for independent disassembly of a single decorative panel 5, greatly facilitating subsequent partial wall inspection and replacement, and reducing maintenance costs.

[0078] Example 4:

[0079] This embodiment is an improvement based on Embodiment 1, Embodiment 2, or Embodiment 3. Specifically, the improvement lies in the following: the recessed joint strip 4 includes a protruding strip 41, a snap-fit ​​portion 42, and a connecting plate 43; the recessed joint strip 4 extends in a uniform cross-section, with a T-shaped cross-section. The main line of the T-shape is the connecting plate 43, one end of a branch line of the T-shape is provided with the protruding strip 41, and the other end of the branch line of the T-shape is provided with the snap-fit ​​portion 42; the protruding strip 41 protrudes towards the side where the connecting plate 43 is located, and the protruding strip 41 is embedded in the joint 51 of the decorative panel 5; the snap-fit ​​portion 42 can snap onto the adjustable straight-insertion keel 3; the connecting plate 43 is connected to the side of the decorative panel 5 facing the adjustable straight-insertion keel 3; the snap-fit ​​portion 42 is a protrusion facing the side where the connecting plate 43 is located, and the shape of the protrusion matches the arc-shaped edge shape at the snap-fit ​​interface 33 of the adjustable straight-insertion keel 3; the connecting plate 43 contacts the outward-curved edge 32 at the snap-fit ​​interface 33 of the adjustable straight-insertion keel 3. Figure 7 and Figure 1-3 As shown.

[0080] The recessed retaining strip 4 is pre-installed at the contact point 51 and the back of the decorative panel 5. The connecting plate 43 is flat against the back edge of the decorative panel 5, and the protruding strip 41 is embedded in the groove opened at the joint 51 of the decorative panel 5, realizing the integrated prefabricated connection between the retaining strip and the decorative panel 5. In some embodiments, for a more secure connection, the connecting plate 43 is fastened to the decorative panel 5 by fasteners (e.g., self-tapping screws). This allows for pre-setting of assembly references, reducing on-site processing steps.

[0081] The snap-fit ​​part 42 is a structure that protrudes towards the connecting plate 43, and its shape is highly matched with the arc-shaped edge and outward-curved edge 32 of the adjustable straight-insertion keel 3. When the decorative panel 5 is pressed into place, the snap-fit ​​part 42 snaps into the snap-fit ​​interface 33 of the adjustable straight-insertion keel 3, and the connecting plate 43 contacts the outward-curved edge 32 to achieve a firm snap-fit.

[0082] Example 5:

[0083] This embodiment is an improvement based on Embodiment 1, Embodiment 2, Embodiment 3, or Embodiment 4. Specifically, the improvement lies in that: the limiting straight-insertion keel 6 includes a supporting side 61, a straight side 62, a straight bottom edge 63, and an insertion part 64; the limiting straight-insertion keel 6 is an extended shape with a uniform cross-section, its cross-section being C-shaped. One side of the C-shape is bent inward at the end to form an L-shaped flange, forming the supporting side 61; the other side of the C-shape is a straight side 62; the bottom end of the C-shape is a straight bottom edge 63; and the inside of the C-shape is the insertion part 64; the L-shaped flange of the supporting side 61 can limit and support the end of the decorative panel 5; the insertion part 64 can limit and support the end of the adjustable straight-insertion keel 3; the straight bottom edge 63 matches the shape of the base building at the external installation location. Figure 8 and Figure 4 As shown.

[0084] In some embodiments, the limiting straight insert keel 6 is provided at the top and bottom of the wall. The flat bottom edge 63 is in close contact with the floor or ceiling base. The insertion part 64 is used to insert and fix the end of the adjustable straight insert keel 3, limiting and sealing it. The support side 61 with L-shaped flange can support the end of the decorative panel 5, so that there is a certain distance between the decorative panel 5 and the bottom floor, which can be used to install the baseboard.

[0085] In this application, the use of directional terms such as "up," "down," "left," "right," "bottom," and "top" is defined relative to the directions shown in the accompanying drawings and is used only to indicate relative positional relationships. These relative positional relationships may change accordingly when the absolute position of the described object changes. These or other directional terms should not be construed as restrictive.

[0086] The use of terms such as "a," "an," "a kind," and "the" in this application does not indicate a quantity limitation and may indicate a singular or plural. The terms "comprising," "including," "having," and any variations thereof used in this application are intended to cover non-exclusive inclusion; the terms "first," "second," and "third," etc., used in this application are merely to distinguish similar objects and do not represent a specific ordering of objects.

[0087] In this application, when a specific device is described as being located between a first device and a second device, an intermediary device may or may not be present between the specific device and the first or second device. When a specific device is described as being connected to other devices, the specific device may be directly connected to the other devices without an intermediary device, or it may not be directly connected to the other devices but may have an intermediary device.

[0088] Furthermore, this application does not discuss in detail the technologies and equipment known to those skilled in the art, but where appropriate, such technologies and equipment should be considered part of the specification.

[0089] The specific embodiments of this application have been described above. It should be understood that this application is not limited to the specific embodiments described above, and those skilled in the art can make various changes or modifications within the scope of the claims, which do not affect the substantive content of this application. Unless otherwise specified, the embodiments and features described in the embodiments of this application can be arbitrarily combined with each other.

Claims

1. A through-hole mounting system for decorative panels, characterized in that, Includes a straight-insertion keel hanger (2), an adjustable straight-insertion keel (3), a recessed groove retainer (4), and a limiting straight-insertion keel (6); The adjustable straight keel (3) is installed on the horizontal keel (1) by the straight keel hanger (2). The recessed strip (4) is preset at the joint (51) of the decorative panel (5). The recessed strip (4) can be snapped onto the adjustable straight keel (3). The ends of the adjustable straight keel (3) and the decorative panel (5) are limited by the limiting straight keel (6).

2. The through-hole mounting system for decorative panels according to claim 1, characterized in that, The straight-insertion keel hanger (2) includes a hook (21), a foldable buckle (22), and a mounting plate (23); The hook (21) protrudes from the surface of the mounting plate (23), and foldable buckles (22) are provided on both sides of the hook (21) on the mounting plate (23). The foldable buckle (22) has two position states. In the first position state, the foldable buckle (22) is located in the plane of the mounting plate (23). In the second position state, the foldable buckle (22) and the mounting plate (23) have an angle. The mounting plate (23) is provided with multiple fastener connection holes.

3. The through-hole mounting system for decorative panels according to claim 2, characterized in that, The hook (21) is attached to the transverse keel (1) and can slide along the length of the transverse keel (1) with the adjustable straight insert keel (3); The straight keel hanger (2) can be fastened to the transverse keel (1) by the second fastener (8) to limit the sliding of the hook (21).

4. The through-hole mounting system for decorative panels according to claim 1, characterized in that, The adjustable straight insert keel (3) includes a fixed edge (31), an outward-curved edge (32), and a locking interface (33). The adjustable straight insert keel (3) is an extension of equal cross-section, and its cross-section is triangular. The bottom of the triangle is a straight side, and the other two sides are arc-shaped sides. Fixed edges (31) are provided at both ends of the bottom straight side. The two arc-shaped sides are turned outward at the intersection to form outward-turned edges (32). A snap-fit ​​interface (33) is formed between the two outward-turned edges. The fixed edge (31) is connected to the straight-insertion keel bracket (2) by the first fastener (7); The card interface (33) can be engaged with the recessed card strip (4).

5. The through-hole mounting system for decorative panels according to claim 4, characterized in that, The cross-section of the fixed edge (31) is U-shaped and double-layered. The opening of the U-shape faces the inner space (34) of the triangle. One arm of the U-shape and the straight edge at the bottom of the triangle are in the same plane.

6. The through-hole mounting system for decorative panels according to claim 4, characterized in that, The cross-section of the outward-curved edge (32) is arc-shaped.

7. The through-hole mounting system for decorative panels according to claim 1, characterized in that, The recessed locking strip (4) includes a protrusion (41), a locking part (42), and a connecting plate (43). The recessed strip (4) extends in a uniform cross-section, and its cross-section is T-shaped. The main line of the T-shape is a connecting plate (43), and one end of the branch line of the T-shape is provided with a protruding strip (41), and the other end of the branch line of the T-shape is provided with a snap-fit ​​part (42). The protrusion (41) protrudes toward the side where the connecting plate (43) is located, and the protrusion (41) is embedded in the seam (51) of the decorative panel (5). The snap-fit ​​part (42) can snap onto the adjustable straight insert keel (3); The connecting plate (43) is connected to the decorative panel (5) on the side facing the adjustable straight insert keel (3).

8. The through-hole mounting system for decorative panels according to claim 7, characterized in that, The snap-fit ​​part (42) is a protrusion facing the side where the connecting plate (43) is located, and the shape of the protrusion matches the arc edge shape at the snap-fit ​​interface (33) of the adjustable straight insert keel (3); The connecting plate (43) contacts the outward-curved edge (32) at the card interface (33) of the adjustable straight insert keel (3).

9. The through-hole mounting system for decorative panels according to claim 1, characterized in that, The limiting straight insert keel (6) includes a supporting side (61), a straight side (62), a straight bottom edge (63), and an insertion part (64). The limiting straight insert keel (6) is an extension with equal cross-section. Its cross-section is C-shaped. One side of the C-shape is bent inward at the end to form an L-shaped flange to form a supporting side (61). The other side of the C-shape is a straight side (62). The bottom of the C-shape is a straight bottom edge (63). The inside of the C-shape is an insertion part (64). The L-shaped flange of the supporting side (61) can limit and support the end of the decorative panel (5); The plug-in part (64) can limit and support the end of the adjustable straight-insertion keel (3); The flat bottom edge (63) matches the shape of the base building at the external installation location.

10. The through-hole mounting system for decorative panels according to claim 1, characterized in that, The transverse keel (1) is fixedly connected to the base building; The length direction of the adjustable straight keel (3) is perpendicular to the length direction of the transverse keel (1); The length direction of the limiting straight insert keel (6) is perpendicular to the length direction of the adjustable straight insert keel (3).