CN220883637U - High temperature resistant PVC heat shrinkage bush - Google Patents
High temperature resistant PVC heat shrinkage bush Download PDFInfo
- Publication number
- CN220883637U CN220883637U CN202322497937.1U CN202322497937U CN220883637U CN 220883637 U CN220883637 U CN 220883637U CN 202322497937 U CN202322497937 U CN 202322497937U CN 220883637 U CN220883637 U CN 220883637U
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- CN
- China
- Prior art keywords
- layer
- pvc pipe
- high temperature
- pvc
- temperature resistant
- Prior art date
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- 239000004744 fabric Substances 0.000 claims abstract description 15
- 239000003365 glass fiber Substances 0.000 claims abstract description 15
- 239000004734 Polyphenylene sulfide Substances 0.000 claims abstract description 14
- 229920000069 polyphenylene sulfide Polymers 0.000 claims abstract description 14
- 239000004033 plastic Substances 0.000 claims abstract description 12
- 230000002209 hydrophobic effect Effects 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 102000008186 Collagen Human genes 0.000 claims 2
- 108010035532 Collagen Proteins 0.000 claims 2
- 229920001436 collagen Polymers 0.000 claims 2
- 239000003292 glue Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 9
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005536 corrosion prevention Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model discloses a high-temperature-resistant PVC heat-shrinkable sleeve, which comprises an inner PVC pipe layer, wherein an LCP plastic raw material layer is arranged on the periphery of the inner PVC pipe layer, a glass fiber mesh cloth layer is arranged on the periphery of the LCP plastic raw material layer, a polyphenylene sulfide layer is arranged on the periphery of the glass fiber mesh cloth layer, and an outer PVC pipe layer is arranged on the periphery of the polyphenylene sulfide layer. Compared with the prior art, the utility model has the advantages that: compared with the existing PVC heat-shrinkable sleeve, the PVC heat-shrinkable sleeve has higher performance.
Description
Technical Field
The utility model relates to the technical field of PVC heat-shrinkable tubes, in particular to a high-temperature-resistant PVC heat-shrinkable tube.
Background
The PVC heat-shrinkable sleeve is a PVC sleeve which can shrink when in use, the PVC heat-shrinkable sleeve can be heated, the heat-shrinkable sleeve has the special function of shrinking when in use, the heat-shrinkable sleeve can shrink when being heated to more than 98 ℃, the heat-shrinkable sleeve is a special polyolefin heat-shrinkable sleeve which is also called EVA material, the heat-shrinkable sleeve has the advantages of softness, elasticity, shrinking when being heated, wide application to insulation protection of various wire harnesses, welding spots and inductors, rust prevention and corrosion prevention of metal pipes and rods, the heat-shrinkable sleeve is a special polyolefin heat-shrinkable sleeve which can also be called EVA material, the outer layer is formed by compounding and processing high-quality soft crosslinked polyolefin materials and inner layer hot melt adhesives, the outer layer material has the characteristics of insulation corrosion prevention, wear resistance and the like, and the inner layer has the advantages of low melting point, waterproof sealing, high adhesion and the like.
The existing PVC heat-shrinkable sleeve is made of PVC materials, has high temperature resistance, a hard PVC pipe can resist high temperature of 70 ℃, a soft PVC pipe can resist high temperature of 55 ℃, the PVC heat-shrinkable sleeve can be broken and melted after being used in a high-temperature environment for a long time, and the high temperature resistance of the existing PVC heat-shrinkable sleeve is insufficient to meet the use requirement of the high-temperature environment due to the fact that the use scene temperature of some PVC heat-shrinkable sleeves is high.
Disclosure of Invention
The technical problem to be solved by the utility model is to overcome the technical defects, and provide the high-temperature-resistant PVC heat-shrinkable sleeve, which has higher high-temperature resistance compared with the existing PVC heat-shrinkable sleeve.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a high temperature resistant PVC heat shrinkage bush, includes interior PVC pipe layer, interior PVC pipe layer's week circle is equipped with LCP plastic raw material layer, LCP plastic raw material layer's week circle is equipped with glass fiber net cloth layer, glass fiber net cloth layer's week circle is equipped with the polyphenylene sulfide layer, the week circle on polyphenylene sulfide layer is equipped with outer PVC pipe layer.
Compared with the prior art, the utility model has the advantages that: the outer PVC pipe layer and the inner PVC pipe layer can play a role in double-layer PVC sleeve, the glass fiber mesh cloth layer has good fireproof, waterproof and crack resistance, the LCP plastic raw material layer has high strength and high flame retardance, and the polyphenylene sulfide layer has high strength, good thermal stability and high temperature resistance.
As improvement, the hydrophobic film is adhered to the outer PVC pipe layer, and the sun-proof film is adhered to the hydrophobic film, so that the hydrophobic performance and sun-proof performance can be improved.
As an improvement, the glass fiber mesh cloth layer is adhered with the polyphenylene sulfide layer through strong adhesive.
As an improvement, the thickness of the inner PVC pipe layer and the thickness of the outer PVC pipe layer are both 5mm.
As an improvement, the ultraviolet resistant agent is sprayed on the outer PVC pipe layer, so that the sun-proof performance can be improved.
Drawings
FIG. 1 is a schematic structural view of a heat-shrinkable PVC sleeve of the present utility model.
As shown in the figure: 1. an outer PVC pipe layer; 2. an inner PVC pipe layer; 3. a polyphenylene sulfide layer; 4. an LCP plastic material layer; 5. a glass fiber mesh cloth layer.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, a high temperature resistant PVC heat shrinkage bush, including interior PVC pipe layer 2, interior PVC pipe layer 2's week circle is equipped with LCP plastic raw material layer 4, LCP plastic raw material layer 4's week circle is equipped with glass fiber net cloth layer 5, glass fiber net cloth layer 5's week circle is equipped with polyphenylene sulfide layer 3, through powerful gluing adhesion between glass fiber net cloth layer 5 and the polyphenylene sulfide layer 3, polyphenylene sulfide layer 3's week circle is equipped with outer PVC pipe layer 1, interior PVC pipe layer 2 and outer PVC pipe layer 1's thickness is 5mm, the adhesion has the hydrophobic membrane on the outer PVC pipe layer 1, and the adhesion has sun-proof membrane on the hydrophobic membrane, can improve hydrophobic property and sun-proof property, the spraying has ultraviolet resistance agent on the outer PVC pipe layer 1, can improve sun-proof property.
When the utility model is embodied, in the use process, the outer PVC pipe layer 1 can isolate the external high temperature, the inner PVC pipe layer 2 can isolate the high temperature secondarily, when the external force is applied, the strength of the LCP plastic raw material layer 4 and the polyphenylene sulfide layer 3 is high, the crack resistance of the glass fiber mesh cloth layer 5 is good, the external force can be dealt with, the waterproof and fireproof performance of the glass fiber mesh cloth layer 5 is good, and the LCP plastic raw material layer 4 also has flame resistance and can effectively prevent water and fire.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (5)
1. The utility model provides a high temperature resistant PVC heat shrinkage bush which characterized in that: including interior PVC pipe layer (2), the week circle on interior PVC pipe layer (2) is equipped with LCP plastic collagen layer (4), the week circle on LCP plastic collagen layer (4) is equipped with glass fiber net cloth layer (5), the week circle on glass fiber net cloth layer (5) is equipped with polyphenylene sulfide layer (3), the week circle on polyphenylene sulfide layer (3) is equipped with outer PVC pipe layer (1).
2. The high temperature resistant PVC heat shrink according to claim 1, wherein: the outer PVC pipe layer (1) is adhered with a hydrophobic film, and the hydrophobic film is adhered with a sun-proof film.
3. The high temperature resistant PVC heat shrink according to claim 1, wherein: the glass fiber mesh cloth layer (5) is adhered with the polyphenylene sulfide layer (3) through strong glue.
4. The high temperature resistant PVC heat shrink according to claim 1, wherein: the thickness of the inner PVC pipe layer (2) and the thickness of the outer PVC pipe layer (1) are both 5mm.
5. The high temperature resistant PVC heat shrink according to claim 1, wherein: and an ultraviolet resistant agent is sprayed on the outer PVC pipe layer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322497937.1U CN220883637U (en) | 2023-09-14 | 2023-09-14 | High temperature resistant PVC heat shrinkage bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322497937.1U CN220883637U (en) | 2023-09-14 | 2023-09-14 | High temperature resistant PVC heat shrinkage bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220883637U true CN220883637U (en) | 2024-05-03 |
Family
ID=90868289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322497937.1U Active CN220883637U (en) | 2023-09-14 | 2023-09-14 | High temperature resistant PVC heat shrinkage bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220883637U (en) |
-
2023
- 2023-09-14 CN CN202322497937.1U patent/CN220883637U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |