Weather-resistant PU simulation stone skin

Abstract

The utility model discloses a weather-proof PU (polyurethane) simulation stone skin which comprises a plate body, the plate body comprises a PU base layer, a flame-retardant layer, a damp-proof layer, an anti-ultraviolet layer, an anti-corrosion layer and a strengthening layer, the front side of the PU base layer is fixedly connected with the flame-retardant layer, the front side of the flame-retardant layer is fixedly connected with the damp-proof layer, the front side of the damp-proof layer is fixedly connected with the anti-ultraviolet layer, and the front side of the anti-corrosion layer is fixedly connected with the strengthening layer. The front face of the anti-ultraviolet layer is fixedly connected with an anti-corrosion layer, the back face of the PU base layer is fixedly connected with a strengthening layer, L-shaped grooves are formed in the two ends of one side of the back face of the plate body, L-shaped inserting pieces are fixedly connected to the two ends of the other side of the back face of the plate body, and connecting grooves are formed in the inner walls of the L-shaped grooves. By arranging the anti-ultraviolet layer and the damp-proof layer, the PU simulation stone skin has better weather resistance and long service life, and two simulation stone skins can be quickly positioned and spliced together, so that the field installation efficiency is improved, and the simulation stone skin is tidier.

Description

Technical Field

[0001] The utility model relates to the technical field of simulated stone leather, in particular to a weather-resistant PU simulated stone leather. Background Art

[0002] PU simulated stone skin is a lightweight decorative surface material made of polyurethane material. It has a realistic stone appearance and texture and is widely used in construction and interior decoration.

[0003] However, the existing PU artificial stone leather has the following disadvantages:

[0004] (1) The existing PU artificial stone skin lacks good weather resistance. When installed outdoors, it is easy to age due to sunlight and rain, resulting in a short service life.

[0005] (2) The existing PU simulated stone skins lack a quick positioning and splicing structure, which leads to low efficiency during on-site installation and is prone to unevenness. Utility Model Content

[0006] The purpose of the present utility model is to provide a weather-resistant PU simulated stone skin to solve the problem that the existing PU simulated stone skin proposed in the above background technology lacks good weather resistance. When installed outdoors, it is easy for the material to age due to sunlight and rain, resulting in a short service life. The PU simulated stone skins lack a quick positioning and splicing structure, resulting in low efficiency during on-site installation and prone to unevenness.

[0007] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a weather-resistant PU simulated stone skin, comprising a plate body, wherein the plate body comprises a PU base layer, a flame retardant layer, a moisture-proof layer, an anti-ultraviolet layer, an anti-corrosion layer and a reinforcement layer, the front side of the PU base layer is fixedly connected to the flame retardant layer, the front side of the flame retardant layer is fixedly connected to the moisture-proof layer, the front side of the moisture-proof layer is fixedly connected to the anti-ultraviolet layer, the front side of the anti-ultraviolet layer is fixedly connected to the anti-corrosion layer, the back side of the PU base layer is fixedly connected to the reinforcement layer, L-shaped grooves are provided at both ends of one side of the back side of the plate body, L-shaped plug-ins are fixedly connected at both ends of the other side of the back side of the plate body, a connecting groove is provided on the inner wall of the L-shaped groove, a spring is fixedly connected to one side of the inner wall of the connecting groove, and a locking block is fixedly connected to one end of the spring.

[0008] When using a weather-resistant PU simulated stone skin of the present technical solution, the anti-ultraviolet layer and moisture-proof layer are provided to make the PU simulated stone skin have better weather resistance and long service life, and two simulated stone skins can be quickly positioned and spliced together, thereby improving on-site installation efficiency and being more neat.

[0009] As a preferred technical solution of the present invention, the front side of the plate body is provided with a stone texture, which makes the simulated stone skin closer to the appearance of stone.

[0010] As a preferred technical solution of the present invention, a grille is provided on the back of the plate body, which can improve the structural strength of the plate body and prevent it from breaking.

[0011] As a preferred technical solution of this utility model, the back of the PU base layer is provided with several grooves, and the front of the reinforcement layer is provided with several ridges, which engage with the inner walls of the grooves. The provision of several ridges and grooves can increase the contact area between the layers, prevent displacement, and provide a more secure connection.

[0012] As a preferred technical solution of the present invention, a locking hole is provided at one end of the L-shaped plug-in unit, and the locking block is inserted into the locking hole to fix the two simulated stone skins together.

[0013] As a preferred technical solution of the present invention, a perforation is provided on one side of the inner wall of the connecting groove, an extrusion column is inserted into the inner wall of the perforation, and an extrusion groove is provided on the back of the locking block. The two simulated stone skins can be separated by pressing the extrusion column.

[0014] As a preferred technical solution of the present invention, one end of the locking block is provided with an inclined surface, which improves the convenience of operation when splicing the simulated stone skin.

[0015] As a preferred technical solution of the present invention, a positioning groove is provided on the top of the plate body, and a positioning strip is provided on the bottom of the plate body. The positioning groove and the positioning strip make the upper and lower simulated stone skins more neatly installed.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] 1. By setting an anti-ultraviolet layer on the PU simulated stone skin, it can effectively resist solar radiation, prevent fading and aging, set a moisture-proof layer to prevent moisture from penetrating into the material and causing damage, set a flame retardant layer to prevent the spread of fire and improve safety, set a strengthening layer to increase the strength of the simulated stone skin and make it less likely to break, set an anti-corrosion layer to make the surface of the simulated stone skin less likely to be corroded and damaged, thus making the PU simulated stone skin have better weather resistance and long service life;

[0018] 2. By inserting the two L-shaped plug-ins on one simulated stone skin into the two L-shaped grooves on the other simulated stone skin, the locking block is first squeezed back into the connecting groove under the action of the inclined surface, and then pops out under the action of the spring and snaps into the locking mouth on the L-shaped plug-in, thereby positioning and splicing the two simulated stone skins together. It is convenient and quick, which can improve the efficiency of on-site installation and be more neat. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front perspective view of the present utility model;

[0020] Figure 2 This is a rear perspective view of the present invention;

[0021] Figure 3 This is a top cross-sectional view of the connection groove of the utility model;

[0022] Figure 4 It is a partial cross-sectional view of the plate body of the utility model;

[0023] Figure 5 It is a three-dimensional diagram of the L-shaped plug-in unit of the present invention.

[0024] In the figure: 1. Plate body; 101. PU base layer; 102. Flame retardant layer; 103. Moisture-proof layer; 104. Anti-ultraviolet layer; 105. Anti-corrosion layer; 106. Strengthening layer; 2. Stone texture; 3. Grille; 4. Raised strip; 5. Groove; 6. L-shaped groove; 7. Connecting groove; 8. Spring; 9. Locking block; 10. Extrusion groove; 11. Perforation; 12. Extrusion column; 13. Inclined surface; 14. L-shaped plug-in; 15. Locking mouth; 16. Positioning groove; 17. Positioning strip. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] See also Figure 1-5 The utility model provides a weather-resistant PU simulated stone skin, including a plate body 1, which includes a PU base layer 101, a flame retardant layer 102, a moisture-proof layer 103, an anti-ultraviolet layer 104, an anti-corrosion layer 105 and a strengthening layer 106. The front of the PU base layer 101 is fixedly connected with the flame retardant layer 102, the front of the flame retardant layer 102 is fixedly connected with the moisture-proof layer 103, the front of the moisture-proof layer 103 is fixedly connected with the anti-ultraviolet layer 104, the front of the anti-ultraviolet layer 104 is fixedly connected with the anti-corrosion layer 105, and the back of the PU base layer 101 is fixedly connected with the strengthening layer 106, so as to improve the protective performance of the simulated stone skin. L-shaped grooves 6 are provided at both ends of one side of the back of the plate body 1, and L-shaped plug-ins 14 are fixedly connected at both ends of the other side of the back of the plate body 1. A connecting groove 7 is provided on the inner wall of the L-shaped groove 6, and a spring 8 is fixedly connected to one side of the inner wall of the connecting groove 7. One end of the spring 8 is fixedly connected to a locking block 9 for assembling.

[0027] When in use, an anti-ultraviolet layer 104 is provided on the PU simulated stone skin, which can effectively resist solar radiation, prevent fading and aging, a moisture-proof layer 103 is provided to prevent moisture from penetrating into the material and causing damage, a flame retardant layer 102 is provided to prevent the spread of fire and improve safety, a reinforcement layer 106 is provided to improve the strength of the simulated stone skin and prevent it from breaking, and an anti-corrosion layer 105 is provided to make the surface of the simulated stone skin less likely to be corroded and damaged, thereby making the PU simulated stone skin have better weather resistance and a long service life.

[0028] The front of the board 1 is provided with a stone texture 2 to improve the simulation effect, the back of the board 1 is provided with a grille 3 to improve the structural strength, the back of the PU base layer 101 is provided with a plurality of grooves 5, and the front of the reinforcement layer 106 is provided with a plurality of ridges 4, and the ridges 4 are engaged with the inner wall of the groove 5 to increase the contact area.

[0029] When in use, by carving stone texture 2 on the PU base layer 101, the simulated stone skin has a realistic stone appearance and texture. The grille 3 provided can improve the strength of the simulated stone skin and make it less likely to break or be damaged. The several ridges 4 and grooves 5 provided make it less likely that the PU base layer 101 and the reinforcement layer 106 will shift and the connection will be more secure.

[0030] A locking opening 15 is provided at one end of the L-shaped plug-in 14, a through-hole 11 is provided on one side of the inner wall of the connecting groove 7, an extrusion column 12 is inserted into the inner wall of the through-hole 11, an extrusion groove 10 is provided on the back of the locking block 9 for unlocking operation, and a slope 13 is provided at one end of the locking block 9 for easy operation. A positioning groove 16 is provided at the top of the plate body 1, and a positioning strip 17 is provided at the bottom end of the plate body 1 for installation and positioning.

[0031] When in use, the two L-shaped plug-ins 14 on one simulated stone skin are inserted into the two L-shaped grooves 6 on the other simulated stone skin. The locking block 9 is first squeezed back into the connecting groove 7 under the action of the inclined surface 13, and then pops out under the action of the spring 8 and is locked into the locking mouth 15 on the L-shaped plug-in 14, thereby positioning and splicing the two simulated stone skins together. By pressing the extrusion column 12, the locking block 9 can be squeezed back into the connecting groove 7 with the cooperation of the extrusion groove 10, and the assembled simulated stone skins can be separated. The provided positioning strips 17 and positioning grooves 16 make the upper and lower simulated stone skins more neat after installation.

[0032] In specific use, the utility model is a weather-resistant PU simulated stone skin, which is engraved with stone texture 2 on the PU base layer 101, so that the simulated stone skin has a realistic stone appearance and texture. By providing an anti-ultraviolet layer 104 on the PU simulated stone skin, a transparent anti-ultraviolet coating is used to effectively resist solar radiation, prevent fading and aging, and a polyethylene moisture-proof layer 103 is provided to prevent moisture from penetrating into the material and causing damage. A polycarbonate flame retardant layer 102 is provided to prevent the spread of fire and improve safety. A glass fiber reinforcement layer 106 is provided to improve the strength of the simulated stone skin and it is not easy to break. An epoxy resin anti-corrosion layer 105 is provided to make the surface of the simulated stone skin The surface is not easily corroded and damaged, which makes the PU simulated stone skin have better weather resistance and long service life. During on-site installation, the two L-shaped plug-ins 14 on one simulated stone skin are inserted into the two L-shaped grooves 6 on the other simulated stone skin. The locking block 9 is first squeezed back into the connecting groove 7 under the action of the inclined surface 13, and then pops out under the action of the spring 8 and is stuck in the locking mouth 15 on the L-shaped plug-in 14, thereby positioning and splicing the two simulated stone skins together. It is convenient and fast, can improve the efficiency of on-site installation and is more neat. By pressing the extrusion column 12, with the cooperation of the extrusion groove 10, the locking block 9 can be squeezed back into the connecting groove 7, and the assembled simulated stone skins can be separated.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any 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 weather-resistant PU simulated stone skin, comprising a plate body (1), characterized in that: The plate body (1) comprises a PU base layer (101), a flame retardant layer (102), a moisture-proof layer (103), an anti-ultraviolet layer (104), an anti-corrosion layer (105) and a strengthening layer (106); the front surface of the PU base layer (101) is fixedly connected to the flame retardant layer (102); the front surface of the flame retardant layer (102) is fixedly connected to the moisture-proof layer (103); the front surface of the moisture-proof layer (103) is fixedly connected to the anti-ultraviolet layer (104); the front surface of the anti-ultraviolet layer (104) is fixedly connected to the flame retardant layer (102); The surface of the plate body (1) is fixedly connected with an anti-corrosion layer (105), the back surface of the PU base layer (101) is fixedly connected with a reinforcement layer (106), both ends of one side of the back surface of the plate body (1) are provided with L-shaped grooves (6), both ends of the other side of the back surface of the plate body (1) are fixedly connected with L-shaped plug-ins (14), the inner wall of the L-shaped groove (6) is provided with a connecting groove (7), one side of the inner wall of the connecting groove (7) is fixedly connected with a spring (8), and one end of the spring (8) is fixedly connected with a locking block (9).

2. The weather-resistant PU artificial stone skin according to claim 1, characterized in that: The front surface of the plate body (1) is provided with a stone texture (2).

3. The weather-resistant PU artificial stone leather according to claim 1, characterized in that: A grille (3) is provided on the back side of the plate body (1).

4. The weather-resistant PU artificial stone skin according to claim 1, characterized in that: The back of the PU base layer (101) is provided with a plurality of grooves (5), the front of the reinforcement layer (106) is provided with a plurality of ridges (4), and the ridges (4) are engaged with the inner walls of the grooves (5).

5. The weather-resistant PU artificial stone skin according to claim 1, characterized in that: One end of the L-shaped plug-in unit (14) is provided with a locking opening (15).

6. The weather-resistant PU simulated stone skin according to claim 1, characterized in that: A through hole (11) is provided on one side of the inner wall of the connecting groove (7), an extrusion column (12) is inserted into the inner wall of the through hole (11), and an extrusion groove (10) is provided on the back side of the locking block (9).

7. The weather-resistant PU simulated stone skin according to claim 1, characterized in that: One end of the locking block (9) is provided with an inclined surface (13).

8. The weather-resistant PU simulated stone skin according to claim 1, characterized in that: A positioning groove (16) is provided at the top end of the plate body (1), and a positioning strip (17) is provided at the bottom end of the plate body (1).

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