CN215882909U - Fracture-resistant high-temperature-resistant aluminum-plastic composite belt - Google Patents
Fracture-resistant high-temperature-resistant aluminum-plastic composite belt Download PDFInfo
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- CN215882909U CN215882909U CN202121568511.5U CN202121568511U CN215882909U CN 215882909 U CN215882909 U CN 215882909U CN 202121568511 U CN202121568511 U CN 202121568511U CN 215882909 U CN215882909 U CN 215882909U
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Abstract
The utility model discloses an anti-fracture high-temperature-resistant aluminum-plastic composite belt, which relates to the field of aluminum-plastic composite belts and has the technical scheme that: including aluminium foil layer, PET rete, EAA rete, tensile heart yearn and composite fiber layer, the PET rete bonds in the one side of aluminium foil layer, the another side at the aluminium foil layer is welded to the EAA rete, tensile heart yearn imbeds between PET rete and the aluminium foil layer, composite fiber layer bonds on the surface of EAA rete. The utility model has the advantages of good fracture resistance, high temperature resistance and long service life.
Description
Technical Field
The utility model relates to the technical field of aluminum-plastic composite belts, in particular to an anti-fracture high-temperature-resistant aluminum-plastic composite belt.
Background
The composite tape is widely applied to the fields of modern industrial optical cables, special optical cables and cable communication production, but how to use effective and cheap materials is quite critical, and the composite tape is the soul of an enterprise and the effective guarantee of the steady development and the product performance competition of the enterprise, and the existing communication cables are all made of aluminum-plastic composite to improve the shielding performance.
The existing aluminum-plastic composite belt is usually formed by compounding an aluminum foil layer and a PET layer, is single in structure, can only provide high temperature resistance outside a cable, cannot protect the inside of the cable, and is easy to rise in temperature after being used for a long time, so that the transmission of signals is influenced, even the cable is damaged, and the aluminum-plastic composite belt in the prior art is easy to break under the condition of tension, and is short in service life.
Therefore, a new solution is needed to solve this problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide the fracture-resistant and high-temperature-resistant aluminum-plastic composite belt which has the advantages of good fracture resistance, high temperature resistance and long service life.
The technical purpose of the utility model is realized by the following technical scheme: the fracture-resistant high-temperature-resistant aluminum-plastic composite belt comprises an aluminum foil layer, a PET (polyethylene terephthalate) film layer, an EAA (ethylene-acrylic acid) film layer, a tensile core wire and a composite fiber layer, wherein the PET film layer is bonded on one surface of the aluminum foil layer, the EAA film layer is welded on the other surface of the aluminum foil layer, the tensile core wire is embedded between the PET film layer and the aluminum foil layer, and the composite fiber layer is bonded on the surface of the EAA film layer.
In one embodiment, the tensile core wire is made of polypropylene, and the tensile core wires are uniformly arranged in a plurality at intervals.
In one embodiment, the composite fiber layer is woven into a net structure by composite fiber yarns.
In one embodiment, the composite fiber thread comprises ceramic fibers and asbestos fibers twisted with each other.
In one embodiment, the PET film layer is bonded to the aluminum foil layer by a polyurethane adhesive.
In conclusion, the utility model has the following beneficial effects: the EAA film layer has higher rigidity, so that the structural strength of the cable can be enhanced, and meanwhile, the EAA film layer has the characteristic of high temperature resistance, so that the cable is not influenced by high temperature during signal transmission; the tensile core wire has better tensile property, and the longitudinal tensile capacity of the utility model can be enhanced; the composite fiber layer is woven into a net shape through composite fiber threads, so that the transverse and longitudinal fracture resistance of the utility model can be enhanced.
Drawings
FIG. 1 is a schematic structural diagram of a fracture-resistant, high temperature resistant aluminum-plastic composite tape according to an embodiment of the present application;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic structural diagram of a composite fiber layer in the fracture-resistant and high-temperature-resistant aluminum-plastic composite belt according to the embodiment of the present application.
In the figure: 1. a PET film layer; 2. an aluminum foil layer; 3. an EAA film layer; 4. a composite fiber layer; 41. a composite fiber thread; 5. a tensile core wire.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, an embodiment of the present application provides a fracture-resistant and high-temperature-resistant aluminum-plastic composite tape, which includes an aluminum foil layer 2, a PET film layer 1, an EAA film layer 3, a tensile core wire 5, and a composite fiber layer 4, wherein the PET film layer 1 is bonded to one side of the aluminum foil layer 2, the EAA film layer 3 is welded to the other side of the aluminum foil layer 2, the tensile core wire 5 is embedded between the PET film layer 1 and the aluminum foil layer 2, and the composite fiber layer 4 is bonded to the surface of the EAA film layer 3. The composite fiber layer 4 is woven into a net structure by the composite fiber threads 41.
It is noted that the EAA is an ethylene acrylic acid copolymer having thermoplasticity and extremely high adhesion, and the PET is a high temperature resistant polyester film having excellent physical properties, chemical properties and dimensional stability, so that both can form a composite tape with an aluminum foil having excellent structural stability.
The EAA film layer 3 has higher rigidity, so that the structural strength of the cable can be enhanced, and meanwhile, the EAA film layer 3 has the characteristic of high temperature resistance, so that the cable can be prevented from being influenced by high temperature during signal transmission; the tensile core wire 5 has better tensile property, and can enhance the longitudinal tensile capacity of the utility model; the composite fiber layer 4 is woven into a net shape by the composite fiber threads 41, so that the transverse and longitudinal fracture resistance of the utility model can be enhanced.
Therefore, the fracture-resistant and high-temperature-resistant aluminum-plastic composite belt has the advantages of good fracture resistance, high temperature resistance and long service life.
On the basis, the tensile core wire 5 is made of polypropylene, and the tensile core wire 5 is uniformly arranged in a plurality of intervals.
The polypropylene material has better tensile property, and can resist the corrosion of acid, alkali, salt solution and various organic solvents, so that the longitudinal tensile capability of the aluminum-plastic composite belt can be enhanced in the using process, and meanwhile, when a cable is damaged, the cable is not easy to corrode and damage.
On the basis of the above, the composite fiber wire 41 includes ceramic fibers and asbestos fibers twisted with each other.
The ceramic fiber and the asbestos fiber are twisted by a twisting machine to form the composite fiber line 41, wherein the asbestos fiber has better tensile and anti-fracture capabilities, and the ceramic fiber has better high temperature resistance, so that the reticular composite fiber layer 4 formed by weaving the asbestos fiber has the high temperature resistance and the anti-fracture capabilities.
On the basis, the PET film layer 1 is bonded with the aluminum foil layer 2 through a polyurethane adhesive.
The polyurethane adhesive has excellent rubber characteristics, can adapt to the adhesion of base materials with different thermal expansion coefficients, forms a soft-hard transition layer between the base materials, has strong adhesive force, and simultaneously has excellent buffering and damping functions, so that the firmness of the adhesion of the PET film layer 1 and the aluminum foil layer 2 can be improved, and the softness between the PET film layer and the aluminum foil layer can also be ensured.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (5)
1. The fracture-resistant high-temperature-resistant aluminum-plastic composite belt is characterized in that: including aluminium foil layer (2), PET rete (1), EAA rete (3), tensile heart yearn (5) and composite fiber layer (4), PET rete (1) bonds in the one side of aluminium foil layer (2), EAA rete (3) butt fusion is at the another side of aluminium foil layer (2), tensile heart yearn (5) are embedded into between PET rete (1) and aluminium foil layer (2), composite fiber layer (4) bond on the surface of EAA rete (3).
2. The fracture-resistant, high-temperature-resistant aluminum-plastic composite belt according to claim 1, wherein: tensile heart yearn (5) are the polypropylene material, and tensile heart yearn (5) even interval sets up to a plurality of.
3. The fracture-resistant, high-temperature-resistant aluminum-plastic composite belt according to claim 1, wherein: the composite fiber layer (4) is woven into a net structure through composite fiber wires (41).
4. The fracture-resistant high temperature resistant aluminum-plastic composite belt of claim 3, wherein: the composite fiber thread (41) comprises ceramic fibers and asbestos fibers twisted with each other.
5. The fracture-resistant, high-temperature-resistant aluminum-plastic composite belt according to claim 1, wherein: the PET film layer (1) is bonded with the aluminum foil layer (2) through a polyurethane adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121568511.5U CN215882909U (en) | 2021-07-09 | 2021-07-09 | Fracture-resistant high-temperature-resistant aluminum-plastic composite belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121568511.5U CN215882909U (en) | 2021-07-09 | 2021-07-09 | Fracture-resistant high-temperature-resistant aluminum-plastic composite belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215882909U true CN215882909U (en) | 2022-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121568511.5U Active CN215882909U (en) | 2021-07-09 | 2021-07-09 | Fracture-resistant high-temperature-resistant aluminum-plastic composite belt |
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| Country | Link |
|---|---|
| CN (1) | CN215882909U (en) |
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2021
- 2021-07-09 CN CN202121568511.5U patent/CN215882909U/en active Active
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