Polyurethane reinforced insulation board with multi-layer structure
By incorporating a crisscrossing rib structure and a corrugated compressive layer into the insulation board, the problem of insufficient strength in existing insulation boards is solved, achieving a high-strength and high-buffering insulation board design, which improves durability and insulation effect during construction.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- GUANGXI DACHANG THERMAL INSULATION ENERGY SAVING TECH CO LTD
- Filing Date
- 2025-05-08
- Publication Date
- 2026-04-24
AI Technical Summary
Existing insulation boards are prone to damage and cracking during handling and construction, and their strength is insufficient, which affects construction costs and insulation performance.
A multi-layer polyurethane-reinforced insulation board is designed, which uses crisscrossing horizontal and vertical ribs to fill the polyurethane insulation layer in the frame, and sets a corrugated anti-compression layer at the top and bottom, together with buffer springs and protective layers, to enhance the overall structural strength and buffering capacity.
It significantly improves the compressive strength and overall strength of the insulation board, enhances its cushioning performance, prevents damage, and improves its durability and insulation effect during construction.
Smart Images
Figure CN224161229U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of insulation board technology, specifically to a multi-layer polyurethane reinforced insulation board. Background Technology
[0002] In the field of building insulation, insulation boards, as a key building material, are widely used in the walls, roofs, and other parts of various buildings. Their function is to effectively prevent heat transfer, reduce building energy consumption, and improve indoor comfort. Currently, most common insulation boards on the market use polyurethane foam as raw material and are manufactured through processes such as molding and extrusion.
[0003] However, existing insulation boards generally suffer from insufficient strength. Especially during handling and construction, insulation boards are easily subjected to external forces such as impacts and compression. Due to insufficient strength, they often break and crack, which not only increases construction costs but also affects the insulation effect. Utility Model Content
[0004] The purpose of this invention is to address the aforementioned shortcomings in the existing technology by providing a multi-layer polyurethane reinforced insulation board.
[0005] The purpose of this utility model is achieved through the following technical solution: a multi-layer polyurethane reinforced insulation board, including a frame; a hollow cavity is provided in the middle of the frame; the hollow cavity is provided with multiple transverse ribs along the length direction; the hollow cavity is provided with multiple longitudinal ribs along the width direction; a polyurethane insulation layer is filled between the hollow cavity, the transverse ribs and the longitudinal ribs.
[0006] The top of the polyurethane insulation layer is provided with a first compression-resistant layer; the bottom of the polyurethane insulation layer is provided with a second compression-resistant layer.
[0007] The present invention is further configured such that multiple transverse ribs are arranged in parallel; multiple longitudinal ribs are arranged in parallel; and the transverse ribs are arranged perpendicular to the longitudinal ribs.
[0008] The present invention is further configured such that a plurality of receiving grooves are formed between the transverse ribs and the longitudinal ribs; and a buffer ball is provided in the receiving groove.
[0009] The present invention is further configured such that the material of the buffer ball is polyurethane rubber.
[0010] The present invention is further configured such that the cross-sectional shape of the first compressive layer is wavy; the cross-sectional shape of the second compressive layer is wavy.
[0011] The present invention is further provided with a first buffer spring between the crest of the first pressure-resistant layer and the top of the polyurethane insulation layer.
[0012] The present invention is further provided with a second buffer spring between the trough of the second pressure-resistant layer and the bottom of the polyurethane insulation layer.
[0013] The present invention is further configured such that a first protective layer is provided on the top of the first compressive layer; and a second protective layer is provided on the bottom of the second compressive layer.
[0014] The present invention is further configured such that a first waterproof layer is provided on the top of the first protective layer; and a second waterproof layer is provided on the bottom of the second protective layer.
[0015] The present invention is further configured such that the multi-layer polyurethane reinforced insulation board also includes an I-shaped member; the top of the I-shaped member is disposed on the first waterproof layer; the bottom of the I-shaped member is disposed on the second waterproof layer; and the middle part of the I-shaped member passes through the second waterproof layer, the second protective layer, the second pressure-resistant layer, the frame, the first pressure-resistant layer, the first protective layer, and the first waterproof layer.
[0016] The beneficial effects of this utility model are as follows: By setting interlaced horizontal and vertical ribs in the hollow cavity in the middle of the frame, and filling the frame, the horizontal and vertical ribs with a polyurethane insulation layer, and filling the gaps in each structure with the polyurethane insulation layer, the insulation board has a high strength effect. In addition, the first pressure-resistant layer at the top and the second pressure-resistant layer at the bottom work together to further improve the pressure resistance of the insulation board and significantly enhance the overall structural strength. Attached Figure Description
[0017] The utility model will be further described with reference to the accompanying drawings, but the embodiments in the drawings do not constitute any limitation on the present utility model. For those skilled in the art, other drawings can be obtained based on the following drawings without creative effort.
[0018] Figure 1 This is a cross-sectional view of the present invention;
[0019] Figure 2 yes Figure 1 AA' section view;
[0020] The components include: 1. Frame; 11. Horizontal stiffeners; 12. Longitudinal stiffeners; 2. Polyurethane insulation layer; 31. First pressure-resistant layer; 32. Second pressure-resistant layer; 4. Receiving groove; 41. Buffer ball; 51. First buffer spring; 52. Second buffer spring; 61. First protective layer; 62. Second protective layer; 71. First waterproof layer; 72. Second waterproof layer; 8. I-shaped component. Detailed Implementation
[0021] The present invention will be further described in conjunction with the following embodiments.
[0022] Depend on Figures 1 to 2 As can be seen, the multi-layer polyurethane reinforced insulation board described in this embodiment includes a frame 1; the frame 1 has a hollow cavity in the middle; the hollow cavity has multiple transverse ribs 11 along the length direction; the hollow cavity has multiple longitudinal ribs 12 along the width direction; and a polyurethane insulation layer 2 is filled between the hollow cavity, the transverse ribs 11 and the longitudinal ribs 12.
[0023] The top of the polyurethane insulation layer 2 is provided with a first pressure-resistant layer 31; the bottom of the polyurethane insulation layer 2 is provided with a second pressure-resistant layer 32.
[0024] Specifically, the multi-layer polyurethane reinforced insulation board described in this embodiment has high strength by setting crisscrossing transverse ribs 11 and longitudinal ribs 12 in the hollow cavity in the middle of the frame 1, and filling the frame 1, the transverse ribs 11 and longitudinal ribs 12 with polyurethane insulation layer 2, and filling the gaps in each structure with polyurethane insulation layer 2. In addition, the first compressive layer 31 at the top and the second compressive layer 32 at the bottom work together to further improve the compressive strength of the insulation board and significantly enhance the overall structural strength.
[0025] This embodiment describes a multi-layer polyurethane reinforced insulation board, in which multiple transverse ribs 11 are arranged in parallel; multiple longitudinal ribs 12 are also arranged in parallel; and the transverse ribs 11 and longitudinal ribs 12 are arranged perpendicularly. Specifically, this arrangement further improves the overall strength of the insulation board.
[0026] In this embodiment, a multi-layer polyurethane reinforced insulation board is provided, wherein multiple receiving grooves 4 are formed between the transverse ribs 11 and the longitudinal ribs 12; buffer spheres 41 are provided within the receiving grooves 4. Specifically, after the polyurethane insulation layer 2 is filled between the frame 1, the transverse ribs 11, and the longitudinal ribs 12, the buffer spheres 41 are placed within the polyurethane insulation layer 2, thereby improving the buffering capacity of the insulation board.
[0027] This embodiment describes a multi-layer polyurethane reinforced insulation board, wherein the buffer sphere 41 is made of polyurethane rubber. This design effectively improves the overall buffering capacity of the insulation board.
[0028] In this embodiment, a multi-layer polyurethane reinforced insulation board is provided, wherein the first compression-resistant layer 31 has a wavy cross-sectional shape, and the second compression-resistant layer 32 has a wavy cross-sectional shape. Specifically, by setting the first compression-resistant layer 31 and the second compression-resistant layer 32 to a wavy shape, the compression resistance of the first compression-resistant layer 31 and the second compression-resistant layer 32 is improved.
[0029] In this embodiment, a multi-layer polyurethane reinforced insulation board is provided with a first buffer spring 51 between the crest of the first compression-resistant layer 31 and the top of the polyurethane insulation layer 2. This arrangement further improves the overall buffering and compression resistance performance.
[0030] In this embodiment, a multi-layer polyurethane reinforced insulation board is provided with a second buffer spring 52 between the trough of the second compression-resistant layer 32 and the bottom of the polyurethane insulation layer 2. This arrangement further improves the overall buffering and compression resistance performance.
[0031] This embodiment describes a multi-layer polyurethane reinforced insulation board, in which a first protective layer 61 is provided on top of the first compression-resistant layer 31, and a second protective layer 62 is provided on the bottom of the second compression-resistant layer 32. This arrangement prevents the polyurethane insulation layer 2, the first compression-resistant layer 31, and the second compression-resistant layer 32 from being directly exposed to the air, thus protecting them.
[0032] This embodiment describes a multi-layer polyurethane reinforced insulation board, in which a first waterproof layer 71 is provided on top of the first protective layer 61, and a second waterproof layer 72 is provided on the bottom of the second protective layer 62. This arrangement increases the overall waterproof capability of the insulation board.
[0033] This embodiment describes a multi-layer polyurethane reinforced insulation board, which further includes an I-shaped member 8. The top of the I-shaped member 8 is disposed on the first waterproof layer 71; the bottom of the I-shaped member 8 is disposed on the second waterproof layer 72; and the middle part of the I-shaped member 8 passes through the second waterproof layer 72, the second protective layer 62, the second compressive strength layer 32, the frame 1, the first compressive strength layer 31, the first protective layer 61, and the first waterproof layer 71. Specifically, by providing the I-shaped member 8, the multi-layer polyurethane reinforced insulation board of this embodiment can effectively improve the connection strength between the second waterproof layer 72, the second protective layer 62, the second compressive strength layer 32, the frame 1, the first compressive strength layer 31, the first protective layer 61, and the first waterproof layer 71.
[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit the scope of protection of this utility model. Although this utility model has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solutions of this utility model without departing from the essence and scope of the technical solutions of this utility model.
Claims
1. A multi-layer polyurethane reinforced insulation board, characterized in that: Includes a frame (1); the frame (1) has a hollow cavity in the middle; the hollow cavity has multiple transverse ribs (11) along the length direction; the hollow cavity has multiple longitudinal ribs (12) along the width direction; a polyurethane insulation layer (2) is filled between the hollow cavity, the transverse ribs (11) and the longitudinal ribs (12); The top of the polyurethane insulation layer (2) is provided with a first pressure-resistant layer (31); the bottom of the polyurethane insulation layer (2) is provided with a second pressure-resistant layer (32).
2. The multi-layer polyurethane reinforced insulation board according to claim 1, characterized in that: Multiple transverse stiffeners (11) are arranged in parallel; multiple longitudinal stiffeners (12) are arranged in parallel; the transverse stiffeners (11) and the longitudinal stiffeners (12) are arranged perpendicularly.
3. The multi-layer polyurethane reinforced insulation board according to claim 2, characterized in that: Multiple receiving grooves (4) are formed between the transverse ribs (11) and the longitudinal ribs (12); a buffer ball (41) is provided in the receiving groove (4).
4. The multi-layer polyurethane reinforced insulation board according to claim 3, characterized in that: The buffer sphere (41) is made of polyurethane rubber.
5. The multi-layer polyurethane reinforced insulation board according to claim 1, characterized in that: The first compressive layer (31) has a wavy cross-sectional shape; the second compressive layer (32) has a wavy cross-sectional shape.
6. The multi-layer polyurethane reinforced insulation board according to claim 5, characterized in that: A first buffer spring (51) is provided between the crest of the first pressure-resistant layer (31) and the top of the polyurethane insulation layer (2).
7. A multi-layer polyurethane reinforced insulation board according to claim 5, characterized in that: A second buffer spring (52) is provided between the trough of the second pressure-resistant layer (32) and the bottom of the polyurethane insulation layer (2).
8. The multi-layer polyurethane reinforced insulation board according to claim 1, characterized in that: The first pressure-resistant layer (31) has a first protective layer (61) on top; the second pressure-resistant layer (32) has a second protective layer (62) on the bottom.
9. A multi-layer polyurethane reinforced insulation board according to claim 8, characterized in that: The first protective layer (61) has a first waterproof layer (71) on top; the second protective layer (62) has a second waterproof layer (72) on the bottom.
10. A multi-layer polyurethane reinforced insulation board according to claim 9, characterized in that: The multi-layer polyurethane reinforced insulation board also includes an I-shaped component (8); the top of the I-shaped component (8) is disposed on the first waterproof layer (71); the bottom of the I-shaped component (8) is disposed on the second waterproof layer (72); the middle part of the I-shaped component (8) passes through the second waterproof layer (72), the second protective layer (62), the second pressure-resistant layer (32), the frame (1), the first pressure-resistant layer (31), the first protective layer (61) and the first waterproof layer (71).