Heat insulation profile

Abstract

The utility model relates to a heat insulation profile. Comprising a first heat insulation strip and a second heat insulation strip which are arranged at an interval, the first heat insulation strip and the second heat insulation strip are connected through rigid polyurethane foam, and one side of the rigid polyurethane foam exposed out of the door and window profile is covered with a cover plate; by means of the structural design of the heat insulation profile, the problems that in the prior art, due to the fact that a polyurethane foaming material is adopted in the middle of a heat insulation profile prepared from the polyurethane foaming material, the surface hardness of the formed polyurethane foaming material is low, and in the long-term using process of doors and windows, the service life of the door and window is prolonged are solved. The polyurethane foam exposed on the outer side of the door and window profile is easy to scratch or damage and poor in durability.

Description

Technical Field

[0001] The utility model relates to the technical field of door and window heat insulation, in particular to a heat insulation profile. Background Art

[0002] Existing heat insulation profiles, such as Figure 1 shown in the figure, include two heat insulation strips 901, and the two heat insulation strips 901 are connected by polyurethane foam, with good heat insulation performance. However, since the middle uses polyurethane foam material, due to the self-skinning process characteristics of the polyurethane foam material, the surface hardness of the formed polyurethane foam material is low. During the long-term use of doors and windows, the polyurethane foam exposed on the outer side of the door and window profiles is easily scratched or damaged, and the durability is poor.

[0003] Therefore, in view of the above problems, the utility model urgently provides a heat insulation profile. Content of the Utility Model

[0004] The purpose of the utility model is to provide a heat insulation profile, and through the structural design of the heat insulation profile, it is intended to solve the technical problem existing in the prior art that for the heat insulation profile prepared by using polyurethane foam material, due to the self-skinning process characteristics of the polyurethane foam material in the middle, the surface hardness of the formed polyurethane foam material is low. During the long-term use of doors and windows, the polyurethane foam exposed on the outer side of the door and window profiles is easily scratched or damaged, and the durability is poor.

[0005] A heat insulation profile provided by the utility model includes a first heat insulation strip and a second heat insulation strip arranged at intervals, and the first heat insulation strip and the second heat insulation strip are connected by rigid polyurethane foam. One side of the rigid polyurethane foam exposed outside the door and window profiles is covered with a cover plate.

[0006] Preferably, the cover plate includes a first unit plate arranged along the width of the rigid polyurethane foam, and both ends of the first unit plate are bent with second unit plates. Claw hooks are arranged on the inner plate surfaces of the second unit plates, and flanges bent outward are arranged at the outer ends of the second unit plates.

[0007] Preferably, the thicknesses of both the first unit plate and the second unit plate are 0.1 - 3 mm.

[0008] Preferably, the material of the cover plate is plastic.

[0009] Preferably, the first unit plate, the second unit plate, the claw hooks and the flanges are integrally extruded and formed.

[0010] Preferably, the first heat insulation strip, the second heat insulation strip and the cover plate are integrally cured and formed by rigid polyurethane foam.

[0011] Preferably, the materials of both the first heat insulation strip and the second heat insulation strip are glass fiber reinforced nylon 66.

[0012] The heat-insulating profile provided by the present utility model has the following improvements compared with the prior art:

[0013] 1. The heat-insulating profile provided by the present utility model includes a first heat-insulating strip and a second heat-insulating strip arranged at intervals. The first heat-insulating strip and the second heat-insulating strip are connected by rigid polyurethane foam. One side of the rigid polyurethane foam exposed outside the door and window profile is covered with a cover plate. Through the above structural design, the design of the cover plate can protect one side of the rigid polyurethane foam exposed at the outer end, avoid damage to the outer side end of the rigid polyurethane foam during the long-term use of the door and window, extend the service life of the heat-insulating profile, and the first heat-insulating strip, the second heat-insulating strip and the cover plate are connected into one body by rigid polyurethane foam, which is convenient for preparation and installation.

[0014] 2. For the heat-insulating profile provided by the present utility model, through the structural design of the cover plate, the first unit plate, the second unit plate and the flanging can wrap the side end of the rigid polyurethane foam, and the design of the hook can increase the connection strength with the rigid polyurethane foam, ensure the connection strength between the cover plate and the side end of the rigid polyurethane foam, and extend the service life. Description of the Drawings

[0015] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0016] Figure 1 is the prior art;

[0017] Figure 2 is the structural schematic diagram (cross-sectional view) of the heat-insulating profile described in the present utility model;

[0018] Figure 3 is the structural schematic diagram of the cover plate described in the present utility model.

[0019] Description of the Reference Numerals:

[0020] 1. First heat-insulating strip; 2. Second heat-insulating strip; 3. Cover plate; 31. First unit plate; 32. Second unit plate; 33. Hook; 34. Flanging; 4. Rigid polyurethane foam. Specific Embodiments

[0021] The technical solution of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present utility model, rather than all of them. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative work shall fall within the protection scope of the present utility model.

[0022] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0023] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0024] As Figure 2 shown, a heat-insulating profile provided in this embodiment includes a first heat-insulating strip 1 and a second heat-insulating strip 2 arranged at intervals. The first heat-insulating strip 1 and the second heat-insulating strip 2 are connected by a rigid polyurethane foam 4, and a cover plate 3 is covered on one side of the rigid polyurethane foam 4 exposed outside the door and window profile.

[0025] The heat-insulating profile provided by the present utility model includes a first heat-insulating strip 1 and a second heat-insulating strip 2 arranged at intervals. The first heat-insulating strip 1 and the second heat-insulating strip 2 are connected by a rigid polyurethane foam 4, and a cover plate 3 is covered on one side of the rigid polyurethane foam 4 exposed outside the door and window profile. Through the above structural design, the design of the cover plate 3 can protect one side of the rigid polyurethane foam 4 exposed at the outer end, avoid the damage of the outer side end of the rigid polyurethane foam 4 during the long-term use of the door and window, and extend the service life of the heat-insulating profile. The first heat-insulating strip 1, the second heat-insulating strip 2 and the cover plate 3 are connected into one body by the rigid polyurethane foam 4, which is convenient for preparation and installation.

[0026] As Figure 3As shown in the figure, the cover plate 3 of this embodiment includes a first unit plate 31 arranged along the width of the rigid polyurethane foam 4. Both ends of the first unit plate 31 are bent to form second unit plates 32. Claw hooks 33 are provided on the inner plate surfaces of the second unit plates 32, and flanges 34 that bend outward are provided at the outer ends of the second unit plates 32.

[0027] Through the structural design of the cover plate 3 of the present utility model, the first unit plate 31, the second unit plate 32, and the flange 34 can wrap the side ends of the rigid polyurethane foam. The design of the claw hooks 33 can increase the connection strength with the rigid polyurethane foam, ensure the connection strength between the cover plate 3 and the side ends of the rigid polyurethane foam, and extend the service life.

[0028] The thicknesses of the first unit plate 31 and the second unit plate 32 of the present utility model are both 0.1 - 3 mm; preferably, the thicknesses of the first unit plate 31 and the second unit plate 32 are both 1.0 mm.

[0029] The material of the cover plate 3 of the present utility model is plastic. For example, PP can be selected for the cover plate 3.

[0030] The first unit plate 31, the second unit plate 32, the claw hooks 33, and the flanges 34 of the present utility model are integrally extruded and formed.

[0031] The first heat insulation strip 1, the second heat insulation strip 2, and the cover plate 3 of the present utility model are integrally cured and formed through the rigid polyurethane foam 4.

[0032] The materials of the first heat insulation strip 1 and the second heat insulation strip 2 of the present utility model are both glass fiber reinforced nylon 66.

[0033] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, rather than to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A heat-insulating profile, characterized in that: It includes a first heat insulation strip (1) and a second heat insulation strip (2) which are arranged at intervals. The first heat insulation strip (1) and the second heat insulation strip (2) are connected by rigid polyurethane foam (4), and a cover plate (3) is covered on one side of the rigid polyurethane foam (4) exposed outside the door and window profiles.

2. The heat-insulating profile according to claim 1, characterized in that: The cover plate (3) includes a first unit plate (31) arranged along the width of the rigid polyurethane foam (4). Second unit plates (32) are bent at both ends of the first unit plate (31). Claw hooks (33) are arranged on the inner plate surfaces of the second unit plates (32), and flanges (34) bent outward are arranged at the outer ends of the second unit plates (32).

3. The heat-insulating profile according to claim 2, characterized in that: The thicknesses of both the first unit plate (31) and the second unit plate (32) are 0.1 - 3 mm.

4. The heat-insulating profile according to claim 1, wherein: The cover plate (3) is made of plastic.

5. The heat-insulating profile according to claim 1, characterized in that: The first unit plate (31), the second unit plate (32), the claw hooks (33) and the flanges (34) are integrally extruded and formed.

6. The heat-insulating profile according to claim 1, characterized in that: The first heat insulation strip (1), the second heat insulation strip (2) and the cover plate (3) are integrally cured and formed through the rigid polyurethane foam (4).

7. The heat-insulating profile according to claim 1, characterized in that: The materials of both the first heat insulation strip (1) and the second heat insulation strip (2) are glass fiber reinforced nylon 66.

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