Double-hardness sponge composite adhesive tape

Abstract

The utility model discloses a double-hardness sponge composite rubber strip which comprises a first transverse support, a second transverse support and a first inclined support. A first inverted buckle is arranged in the middle of the lower end of the first transverse support, the two ends of the second transverse support and the two ends of the first transverse support are connected through a first vertical support and a second vertical support respectively, and a first connecting support is arranged between the first vertical support and the second vertical support. And the first inclined support is obliquely arranged. The double-hardness sponge composite rubber strip is composed of two sponge bodies with different hardness, the low-hardness sponge part plays a role in elastic sealing, and the high-hardness sponge part plays a role in mounting and fixing. Building doors and windows or vehicles can be well sealed, the sealing performance can be improved, and the weight per meter of a product can be reduced.

Description

Technical Field

[0001] The utility model relates to a composite rubber strip technology, in particular to a double-hardness sponge composite rubber strip. Background Art

[0002] At present, mainstream building doors and windows or vehicle seals use single dense rubber strips or dense and sponge composite rubber strips (hereinafter referred to as components). Generally, the sealing strips are extruded and have a certain hardness and elasticity to meet the component sealing requirements. However, for special environments and environments with higher requirements, it is necessary to achieve not only easy installation and fixation of the components, but also high thermal insulation of the components, so a more demanding sealing strip structure is needed. Utility Model Content

[0003] In order to solve the defects of the above-mentioned prior art, the utility model proposes a double-hardness sponge composite rubber strip.

[0004] The technical solution of the utility model is achieved in this way:

[0005] A double-hardness sponge composite rubber strip, characterized by comprising:

[0006] A first transverse support, wherein a first undercut is provided in the middle of the lower end of the first transverse support,

[0007] a second transverse support located above the first transverse support, wherein the second transverse support and the first transverse support are connected at both ends through a first vertical support and a second vertical support respectively, and a first connecting support is provided between the first vertical support and the second vertical support,

[0008] And a first inclined support is arranged on the second lateral support, wherein the first inclined support is arranged in an inclined manner.

[0009] In the double-hardness sponge composite rubber strip of the utility model, a first cavity is provided in the middle of the first undercut, and second undercuts are provided at both ends of the lower end of the first lateral support.

[0010] In the double-hardness sponge composite rubber strip of the utility model, the first vertical support and the second vertical support are arranged obliquely.

[0011] In the dual-hardness sponge composite rubber strip of the utility model, a second cavity and a mounting notch are formed between the second lateral support and the first inclined support.

[0012] In the double-hardness sponge composite rubber strip of the utility model, the first inclined support is provided with a first protrusion extending into the installation notch, and the second vertical support is provided with a second protrusion extending into the installation notch.

[0013] In this double-hardness sponge composite rubber strip of the present utility model, the first transverse support is a high-hardness sponge, and the second transverse support is a low-hardness sponge.

[0014] In this double-hardness sponge composite rubber strip of the present utility model, the high-hardness sponge and the low-hardness sponge are of an integrally formed structure.

[0015] Implementing this double-hardness sponge composite rubber strip of the present utility model has the following beneficial effects: This double-hardness sponge composite rubber strip is composed of two sponge bodies with different hardnesses. Among them, the low-hardness sponge part plays an elastic sealing role, and the high-hardness sponge part plays an installation and fixing role. It can better achieve the sealing of building doors and windows or vehicles, improve the sealing performance, and reduce the weight per meter of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the double-hardness sponge composite rubber strip of the present utility model;

[0017] Figure 2 is a structural diagram of the second embodiment of the present utility model;

[0018] Figure 3 is a structural diagram of the third embodiment of the present utility model;

[0019] Figure 4 is a structural diagram of the fourth embodiment of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model.

[0021] As Figures 1 to 4 shown, in this double-hardness sponge composite rubber strip of the present utility model, the high-hardness sponge 1 and the low-hardness sponge 2 used are of an integrally formed structure. By injecting the raw materials of the low-hardness sponge 2 and the high-hardness sponge 1 into the mold, the formation of the composite rubber strip structure of the present utility model is realized. This product is composed of two sponge bodies with different hardnesses. Among them, the low-hardness sponge part plays an elastic sealing role, and the high-hardness sponge part plays an installation and fixing role.

[0022] Embodiment 1

[0023] As Figure 1As shown, it includes a first transverse support 3, a second transverse support 4 and a first inclined support 5. The first inclined support 5 is at the uppermost end, and the second transverse support 4 is between the first inclined support 5 and the first transverse support 3. The first inclined support 5 is inclined, and the first vertical support 6 and the second vertical support 7 are inclined. The first transverse support 3 is a high hardness sponge 1, and the second transverse support 4 is a low hardness sponge 2. The low hardness sponge 2 and the high hardness sponge 1 are at the connection between the first transverse support 3 and the second transverse support 4.

[0024] A first undercut 8 is provided in the middle of the lower end of the first transverse support 3, a first cavity 9 is provided in the middle of the first undercut 8, and second undercuts 10 are provided at both ends of the lower end of the first transverse support 3. They are used for limiting the installation of the composite rubber strip. The first cavity 9 and the second cavity 12 are used to ensure that the composite rubber strip can be deformed under force.

[0025] The second lateral support 4 and the first lateral support 3 are connected at both ends through a first vertical support 6 and a second vertical support 7 , respectively. A first connecting support 11 is provided between the first vertical support 6 and the second vertical support 7 .

[0026] A second cavity 12 and a mounting notch 13 are formed between the second transverse support 4 and the first inclined support 5. The first inclined support 5 is provided with a first protrusion 14 extending into the mounting notch 13, and the second vertical support 7 is provided with a second protrusion 15 extending into the mounting notch 13.

[0027] Example 2

[0028] like Figure 2 As shown, it includes a first undercut 8, a first cavity 9 is formed in the first undercut 8, a first transverse support 3 is provided at the upper end of the first undercut 8, a first vertical support 6 is provided at one end of the first transverse support 3, and a first inclined support 5 is provided at the other end, the upper end of the first inclined support 5 is connected to the middle of the first vertical support 6, an arc segment 16 is formed at the upper end of the first vertical support 6, and a mounting notch 13 is formed in the middle of the arc segment 16. A second cavity 12 is formed between the first inclined support 5 and the first transverse support 3.

[0029] Example 3

[0030] like Figure 3 As shown, it includes a first undercut 8, a first cavity 9 is provided in the first undercut 8, a first transverse support 3 is provided at the upper end of the first undercut 8, a first inclined support 5 is provided at one end of the first transverse support 3, and a protrusion 17 is provided on the first transverse support 3.

[0031] Example 4

[0032] like Figure 4As shown, it includes a first reverse buckle 8. There is a first cavity 9 in the middle of the first reverse buckle 8. A main body part 18 is provided on the first reverse buckle 8. One end of the main body part 18 forms a convex end 19, and the other end is provided with an extension end 20. A first inclined support 5 is provided on the extension end 20. An elastic part 21 is provided on the first inclined support 5. An elastic area 22 is formed between the elastic part 21 and the first inclined support 5.

[0033] 1), This product is composed of two different hardness sponges compounded together, and the shape is not limited.

[0034] 2), The low-hardness sponge part. The hardness is Shore C30 - 45, and the density

[0035] 3), The high-hardness sponge part. The hardness is Shore C45 - 65, and the density

[0036] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A double-hardness sponge composite rubber strip, characterized in that, Including: A first horizontal support, with a first reverse buckle provided in the middle of the lower end of the first horizontal support. A second horizontal support located above the first horizontal support, where the two ends of the second horizontal support and the first horizontal support are respectively connected by a first vertical support and a second vertical support, and a first connecting support is provided between the first vertical support and the second vertical support. And a first inclined support provided on the second horizontal support, with the first inclined support being inclined.

2. The double-hardness sponge composite rubber strip according to claim 1, wherein A first cavity is provided in the middle of the first reverse buckle, and second reverse buckles are provided at both ends of the lower end of the first horizontal support.

3. The double-hardness sponge composite rubber strip according to claim 1, wherein The first vertical support and the second vertical support are inclined.

4. The double-hardness sponge composite rubber strip according to claim 1, wherein A second cavity and an installation notch are formed between the second horizontal support and the first inclined support.

5. The double-hardness sponge composite rubber strip according to claim 4, characterized in that, A first protrusion extending into the installation notch is provided on the first inclined support, and a second protrusion extending into the installation notch is provided on the second vertical support.

6. The double-hardness sponge composite rubber strip according to claim 1, wherein The first horizontal support is made of high-hardness sponge, and the second horizontal support is made of low-hardness sponge.

7. The double-hardness sponge composite rubber strip according to claim 6, characterized in that, The high-hardness sponge and the low-hardness sponge are of an integrally formed structure.

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