Reinforced back rib dry hanging plate

Abstract

The utility model discloses a reinforced back rib dry-hanging plate, belongs to the technical field of outer wall decorative plates, and aims to overcome the defect that the existing back rib dry-hanging plate is easy to crack and fall off. The back rib dry hanging plate comprises a decoration panel and two back ribs fixed on the back face of the decoration panel, an adhesive layer and a plurality of fixing pieces are arranged on the back face of the decoration panel, the fixing pieces are embedded in the adhesive layer, and the two ends of each fixing piece are fixed on the back ribs. The back rib is fixedly connected with the decoration panel through the fixing piece and the adhesive layer, so that large-area adhesive force generated by the back face of the decoration panel and the adhesive layer is converted into connecting force of the decoration panel and the back rib, the acting force of the back rib on the decoration panel is prevented from being concentrated in a small area, and the risk that the decoration panel cracks and falls off is reduced; and the safety performance of the back rib dry hanging plate is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of exterior wall decorative panels and relates to a reinforced back-ribbed dry-hanging panel. Background Art

[0002] Back-reinforced dry-hanging panels are a new type of exterior wall decorative panels that combine lightweight decorative panels with back reinforcements. Back reinforcements are set on the back of the decorative panels to provide panel rigidity, so that the lightweight decorative panels can meet the requirements of exterior wall dry-hanging. Back-reinforced dry-hanging panels have great application prospects for existing building exterior walls with low bearing capacity.

[0003] Chinese patent literature discloses a utility model patent named "A back-rebar dry-hanging decorative panel", with the authorization announcement number CN205314423U, which includes a fiber cement decorative panel and two square tube back bars fixed on the back of the fiber cement panel. The back bars and the panel are fixedly connected by self-tapping screws. Since the stress-bearing surface between the panel and the self-tapping screws is small, the panel is prone to cracking, falling off, etc., posing a major safety hazard. Summary of the invention

[0004] The utility model proposes a reinforced back-rib dry-hanging board in view of the problems existing in the prior art, aiming to overcome the defects of the prior back-rib dry-hanging board that the panel is prone to cracking and falling off.

[0005] The utility model is achieved in this way:

[0006] A reinforced back-rib dry-hanging board comprises a decorative panel and two back ribs fixed to the back of the decorative panel, characterized in that an adhesive layer and a plurality of fixings are provided on the back of the decorative panel, the fixings are embedded in the adhesive layer, and the two ends of the fixings are fixed to the back ribs.

[0007] The fixing member comprises a bending portion arranged in the adhesive layer and two inserting portions respectively connected to two ends of the bending portion, and the inserting portions are inserted into the back ribs.

[0008] A wire mesh is arranged in the adhesive layer, and the wire mesh is located on the upper side of the fixing member.

[0009] At least two fixing members are arranged between the two back ribs, and two insertion parts of the fixing members are respectively inserted into the two back ribs.

[0010] At least one fixing piece is arranged on the outer side of the back rib, and two inserting parts of the fixing piece are inserted into the same back rib.

[0011] The insertion part is inserted into the back rib and passes through the back rib. The part of the insertion part passing through the back rib is provided with an axis fixing ring. The axis fixing ring comprises a fixing tube with a threaded hole on the side and a fixing screw.

[0012] The decorative panel is a fiber cement board, a metal panel or a ceramic thin plate.

[0013] The wire mesh further includes a wire mesh flanging portion bonded to the back and sides of the back rib.

[0014] The back rib is fixed to the decorative panel through a fixing structure, and the fixing structure includes a U-shaped connecting piece with openings at the bottom and a bolt and nut assembly. The bottom plate of the U-shaped connecting piece is fixedly connected to the decorative panel. The back rib is arranged inside the U-shaped connecting piece, and the bolt and nut assembly fixedly connects the U-shaped connecting piece and the back rib.

[0015] Both ends of the back rib have bevel angles, and the length of the side of the back rib connected to the decorative panel is less than the length of the opposite side. Waist-shaped holes are opened at both ends of the back rib.

[0016] A backing plate is provided between the back rib and the decorative panel.

[0017] The utility model has the following beneficial effects:

[0018] (1) The back rib is not only fixedly connected to the decorative panel through a mechanical connection method, but also the back rib is fixedly connected to the decorative panel through a fixing member and an adhesive layer, so that the large-area adhesive force generated between the back of the decorative panel and the adhesive layer is converted into the connection force between the decorative panel and the back rib, avoiding the force of the back rib on the decorative panel from concentrating in a small area, reducing the risk of cracking and falling off of the decorative panel, and improving the safety performance of the back rib dry hanging board.

[0019] (2) By providing a shaft fixing ring at the part where the back rib is inserted and passes through the back rib and extending the wire mesh to the back of the back rib, the connection force between the back rib and the decorative panel is further improved. Description of the Drawings

[0020] Figure 1 It is a schematic cross-sectional structure diagram of the back rib dry hanging board in the first embodiment;

[0021] Figure 2 It is a partial cross-sectional view of the back rib dry hanging board in the first embodiment;

[0022] Figure 3 It is a partial structure diagram of the back rib dry hanging board in the first embodiment;

[0023] Figure 4 It is a schematic cross-sectional structure diagram of the back rib dry hanging board in the second embodiment;

[0024] Figure 5 It is a schematic structure diagram of the back rib dry hanging board in the third embodiment from the first angle;

[0025] Figure 6 It is a partial cross-sectional view of the back rib dry hanging board in the third embodiment;

[0026] Figure 7 Schematic diagram of the second angle structure of the back rib dry-hanging board in the third embodiment;

[0027] Figure 8 Schematic diagram of the third angle structure of the back rib dry-hanging board in the third embodiment.

[0028] Explanation of the reference numerals in the drawings: 100, decorative panel; 200, back rib; 210, waist hole; 300, fixing member; 310, bending portion; 320, insertion portion; 400, adhesive layer; 500, wire mesh; 610, clamping member; 620, rivet; 630, U-shaped connecting member; 640, bolt-nut assembly; 700, backing plate. Specific embodiments

[0029] The following will further elaborate on the specific embodiments of the present utility model in conjunction with the accompanying drawings of the embodiments, so that the technical solutions of the present utility model are easier to understand and master. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0030] Embodiment 1

[0031] This embodiment provides a reinforced back rib dry-hanging board, as Figure 1-3 shown, including a decorative panel 100 and two back ribs 200 fixed to the back of the decorative panel 100. An adhesive layer 400 and a plurality of fixing members 300 are provided on the back of the decorative panel 100. The fixing members 300 are embedded in the adhesive layer 400, and both ends of the fixing members 300 are fixed to the back ribs 200. The decorative panel 100 is a decorative board such as a fiber cement board, a glazed foamed ceramic insulation board, a metal panel or a ceramic thin board, and the back ribs 200 are made of materials such as metal square tubes and L-shaped steels. The adhesive layer 400 can be an epoxy resin adhesive, a polyurethane adhesive or a bonding mortar, etc.

[0032] The fixing member 300 includes a bending portion 310 disposed in the adhesive layer 400 and two insertion portions 320 respectively connected to both ends of the bending portion 310. The insertion portions 320 are inserted into the back ribs 200. The fixing member 300 can be made by bending a steel shaft. The bending portion 310 can increase the connection length between the fixing member 300 and the adhesive layer 400 and improve the firmness of the connection between a single fixing member 300 and the adhesive layer 400. In other alternative embodiments, the bending portion 310 can also be replaced with a straight steel shaft.

[0033] As Figure 2 shown, a wire mesh 500 is disposed in the adhesive layer 400, and the wire mesh 500 is located above the fixing member 300. This enhances the connection performance between the fixing member 300 and the decorative panel 100. Among them, when the back rib dry-hanging board needs to be insulated, the wire mesh can be replaced with an insulation board, or an insulation board can be bonded outside the wire mesh.

[0034] As Figure 3 shown, there are three fixing members 300 provided between the two back ribs 200, and the two insertion portions 320 of the fixing member 300 are respectively inserted into the two back ribs 200. In other alternative embodiments, there may also be two fixing members 300 or more than three fixing members 300 provided between the two back ribs 200. At least one fixing member 300 is provided on the outer side of a single back rib 200, and the two insertion portions 320 of the fixing member 300 are inserted into the same back rib 200.

[0035] As Figure 3 shown, the insertion portion 320 is inserted into and passes through the back rib 200, and a shaft fixing ring is provided on the portion of the insertion portion 320 that passes through the back rib 200. The shaft fixing ring includes a fixing tube with a threaded hole opened on the side and a fixing screw. When the fixing screw is tightened, it can prevent the decorative panel 100 from falling off and still be hung on the back rib 200, enhancing the safety performance of the back rib dry hanging board. In other alternative embodiments, the wire mesh 500 is further provided with a turned-up portion of the wire mesh 500 bonded to the back and side of the back rib 200.

[0036] The decorative panel 100 and the back rib 200 are further connected through a fixing structure. The fixing structure includes a bent clamping member 610 fixed on the back rib 200, and the clamping member 610 clamps the decorative panel 100. In other alternative embodiments, the fixing structure may not be provided, and the decorative panel 100 is fixed to the back rib 200 only through the adhesive layer 400 and the fixing member 300.

[0037] Embodiment 2

[0038] As Figure 4 shown, the fixing structure in this embodiment is a rivet 620, and the rivet 620 is connected to both the decorative panel 100 and the back rib 200 at the same time. In other alternative embodiments, the fixing structure may also be a fixing structure such as a screw. Other structures in this embodiment are the same as those in the embodiment.

[0039] Embodiment 3

[0040] As Figure 5-8 shown, the fixing structure in this embodiment includes a U-shaped connecting member 630 with an opening at the bottom and a bolt-nut assembly 640. The bottom plate of the U-shaped connecting member 630 is fixedly connected to the decorative panel 100 through a rivet 620. The back rib 200 is arranged inside the U-shaped connecting member 630. The two side edges of the U-shaped connecting member 630 are provided with openings, and corresponding holes are opened on the back rib 200. The bolt-nut assembly 640 passes through the corresponding holes, and the bolt-nut assembly 640 fixedly connects the U-shaped connecting member 630 and the back rib 200.

[0041] Further, both ends of the back rib 200 have bevel angles, and the length of the side of the back rib 200 connected to the decorative panel 100 is less than the length of the opposite side. Waist holes 210 are formed at both ends of the back rib 200. This facilitates the fixation of the back rib 200 to the wall through structures such as anchor nails. A backing plate 700 is provided between the back rib 200 and the decorative panel 100. Other structures of this embodiment are the same as those of the first embodiment.

[0042] It should be noted that many existing fixing structures can also be used for the fixing structure of mechanically connecting the decorative panel and the back rib in the above embodiments. For example, the fixing structures of the decorative panel and the back rib in patents with patent numbers ZL201521139833.2, ZL201710056609.4, ZL201720097292.4, ZL201720104343.1, ZL201910627284.X, ZL202111050557.2, ZL202222098339.2, ZL202320956970.3, etc.

[0043] As described above, it is only the specific implementation manner of the utility model, but the protection scope of the utility model is not limited thereto. Those skilled in the art should understand that the utility model includes but is not limited to the content described in the drawings and the above specific implementation manner. Any modification that does not deviate from the functional and structural principles of the utility model will be included in the scope of the claims.

Claims

1. A reinforced back rib dry hanging board, comprising a decorative panel (100) and two back ribs (200) fixed on the back of the decorative panel (100), characterized in that: An adhesive layer (400) and a plurality of fixing members (300) are provided on the back of the decorative panel (100); the fixing members (300) are embedded in the adhesive layer (400), and two ends of the fixing members (300) are fixed to the back ribs (200).

2. A reinforced back rib dry hanging board according to claim 1, characterized in that: The fixing member (300) comprises a bending portion (310) arranged in the adhesive layer (400) and two insertion portions (320) respectively connected to two ends of the bending portion (310), and the insertion portions (320) are inserted into the back rib (200).

3. The reinforced back rib dry hanging board according to claim 1, characterized in that: A wire mesh (500) is arranged in the adhesive layer (400), and the wire mesh (500) is located on the upper side of the fixing member (300).

4. The reinforced back rib dry hanging board according to claim 1, characterized in that: At least two fixing members (300) are provided between the two back ribs (200), and the two insertion portions (320) of the fixing members (300) are respectively inserted into the two back ribs (200).

5. The reinforced back rib dry hanging board according to claim 1, characterized in that: At least one fixing piece (300) is arranged on the outer side of the back rib (200), and two insertion parts (320) of the fixing piece (300) are inserted into the same back rib (200).

6. The reinforced back rib dry hanging board according to claim 2, characterized in that: The insertion portion (320) is inserted into the back rib (200) and passes through the back rib (200). The portion of the insertion portion (320) passing through the back rib (200) is provided with an axis fixing ring, and the axis fixing ring includes a fixing tube with a threaded hole on the side and a fixing screw.

7. The reinforced back rib dry hanging board according to claim 1, characterized in that: The decorative panel (100) is a fiber cement board, a metal panel or a ceramic thin plate.

8. The reinforced back rib dry hanging board according to claim 3, characterized in that: The wire mesh (500) further comprises a flanged portion of the wire mesh (500) bonded to the back and side surfaces of the back rib (200).

9. The reinforced back rib dry hanging board according to claim 1, characterized in that: The back rib (200) is fixed to the decorative panel (100) via a fixing structure, wherein the fixing structure comprises a U-shaped connector (630) with a bottom opening and a bolt and nut assembly (640), wherein the bottom plate of the U-shaped connector (630) is fixedly connected to the decorative panel (100), the back rib (200) is arranged on the inner side of the U-shaped connector (630), and the bolt and nut assembly (640) fixes the U-shaped connector (630) and the back rib (200) together.

10. The reinforced back rib dry hanging board according to claim 1, characterized in that: Both ends of the back rib (200) have oblique angles, and the length of one side of the back rib (200) connected to the decorative panel (100) is shorter than the length of the other side. Waist holes (210) are formed at both ends of the back rib (200).

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