CN218568544U - Double-layer high-temperature-resistant Teflon heat-shrinkable tube - Google Patents
Double-layer high-temperature-resistant Teflon heat-shrinkable tube Download PDFInfo
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- CN218568544U CN218568544U CN202221959310.2U CN202221959310U CN218568544U CN 218568544 U CN218568544 U CN 218568544U CN 202221959310 U CN202221959310 U CN 202221959310U CN 218568544 U CN218568544 U CN 218568544U
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Abstract
The utility model relates to a teflon pyrocondensation pipe technical field just discloses a double-deck high temperature resistant teflon pyrocondensation pipe, including first polytetrafluoroethylene layer, the inner wall on first polytetrafluoroethylene layer bonds and has fire-retardant layer, the inner wall on fire-retardant layer bonds and has first heat conduction insulating layer, the inner wall of first heat conduction insulating layer bonds and has second polytetrafluoroethylene layer. The utility model discloses a set up first heat conduction insulating layer and second heat conduction insulating layer and can play the effect of heat conduction, make things convenient for the pyrocondensation pipe to be heated the shrink, and because contain the wear-resisting granule of BN in the insulating layer, make first heat conduction insulating layer and second heat conduction insulating layer have weatherability, thereby the high temperature resistance of pyrocondensation pipe has been improved, can improve the fire resistance of pyrocondensation pipe through setting up of fire-retardant layer, the in-process of pyrocondensation pipe using has been avoided, because of the peripheral temperature of pyrocondensation pipe is higher, thereby lead to the problem that high temperature spontaneous combustion appears in the pyrocondensation pipe basic unit, the high temperature resistance of pyrocondensation pipe has further been improved, make the life of pyrocondensation pipe longer.
Description
Technical Field
The utility model relates to a indisputable fluorine dragon pyrocondensation pipe technical field specifically is a double-deck high temperature resistant indisputable fluorine dragon pyrocondensation pipe.
Background
The Teflon heat-shrinkable tube is made of a polytetrafluoroethylene material, has the shrinking capacity during heating, is formed by one-step processing through an inflation forming process, has the excellent performance of the polytetrafluoroethylene material, and also has the characteristic of forming a close-contact protective layer by thermal shrinkage, and the polytetrafluoroethylene has the characteristic of thermal stress relaxation and the characteristic of permanent memory plasticity which cannot be heard by other plastics. When the temperature is higher than the melting point of the crystal, the pipe can be retracted to the original size and can be used as an insulating material and an anti-sticking material in the aspects of electrical appliances, mechanical engineering and the like.
At present, in the use process of an existing Teflon heat-shrinkable tube, the high temperature resistance of the existing Teflon heat-shrinkable tube is poor, so that the phenomenon of spontaneous combustion can occur when the existing Teflon heat-shrinkable tube is in contact with high temperature for a long time, the service life of the Teflon heat-shrinkable tube is influenced, and therefore the double-layer high temperature resistant Teflon heat-shrinkable tube is provided.
SUMMERY OF THE UTILITY MODEL
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a double-deck high temperature resistant teflon pyrocondensation pipe, includes first polytetrafluoroethylene layer, the inner wall on first polytetrafluoroethylene layer bonds and has fire-retardant layer, the inner wall on fire-retardant layer bonds and has first heat conduction insulating layer, the inner wall on first heat conduction insulating layer bonds and has second polytetrafluoroethylene layer, the inner wall on second polytetrafluoroethylene layer bonds and has second heat conduction insulating layer, the inner wall on second heat conduction insulating layer bonds and has the waterproof layer.
Preferably, the thickness of the first heat conduction insulating layer is 0.15 mm to 0.25 mm, and the heat conduction effect can be played through the arrangement of the first heat conduction insulating layer for an outer insulating skin containing BN nano particles, so that the heat shrinkable tube is convenient to shrink by heating, and the first heat conduction insulating layer has weather resistance due to the fact that the insulating layer contains the BN wear-resistant particles, so that the high temperature resistance of the heat shrinkable tube is further improved.
Preferably, the thickness of the second heat conduction insulating layer is 0.2 mm to 0.3 mm, and for an outer insulating skin containing BN nano particles, the heat conduction effect can be played through the arrangement of the second heat insulating layer, so that the heat shrinkable tube is convenient to shrink by heating, and the second heat insulating layer has weather resistance due to the fact that the insulating layer contains the BN wear-resistant particles, so that the high temperature resistance of the heat shrinkable tube is further improved.
Preferably, the thickness of the flame-retardant layer is 0.2 mm to 0.3 mm, the flame-retardant layer is formed by mixing glass fiber and an organic flame retardant, the flame-retardant layer can improve the flame retardance of the heat-shrinkable tube, and the problem that the heat-shrinkable tube has high spontaneous combustion at a base layer due to the fact that the peripheral temperature of the heat-shrinkable tube is high in the using process of the heat-shrinkable tube is solved.
Preferably, the thickness of the waterproof layer is 0.15 mm to 0.2 mm, the waterproof layer is a high-density polyethylene film, and the waterproof property of the heat shrinkable tube can be improved by the waterproof layer.
Preferably, the thickness of the first polytetrafluoroethylene layer and the second polytetrafluoroethylene layer is 0.25 mm to 0.35 mm.
The utility model provides a double-deck high temperature resistant teflon pyrocondensation pipe. The method has the following beneficial effects:
the utility model discloses a set up the effect that first heat conduction insulating layer and second heat conduction insulating layer can play heat conduction, make things convenient for the pyrocondensation pipe to be heated the shrink, and because contain the wear-resisting granule of BN in the insulating layer, make first heat conduction insulating layer and second heat conduction insulating layer have the weatherability, thereby the high temperature resistance of pyrocondensation pipe has been improved, setting through fire-retardant layer can improve the fire resistance of pyrocondensation pipe, the in-process of using of pyrocondensation pipe has been avoided, because of the peripheral temperature of pyrocondensation pipe is higher, thereby lead to the problem that high temperature spontaneous combustion appears in the pyrocondensation pipe basic unit, the high temperature resistance of pyrocondensation pipe has further been improved, make the life of pyrocondensation pipe longer.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic structural diagram of a first polytetrafluoroethylene layer of the present invention;
fig. 3 is a schematic structural diagram of a second ptfe layer of the present invention.
In the figure: 1. a first polytetrafluoroethylene layer; 2. a flame retardant layer; 3. a first thermally conductive insulating layer; 4. a second polytetrafluoroethylene layer; 5. a second thermally conductive insulating layer; 6. and a waterproof layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a double-deck high temperature resistant teflon pyrocondensation pipe, includes first polytetrafluoroethylene layer 1, and the inner wall on first polytetrafluoroethylene layer 1 bonds and has fire-retardant layer 2, and the inner wall on fire-retardant layer 2 bonds and has first heat conduction insulating layer 3, and the inner wall of first heat conduction insulating layer 3 bonds and has second polytetrafluoroethylene layer 4, and the inner wall on second polytetrafluoroethylene layer 4 bonds and has second heat conduction insulating layer 5, and the inner wall of second heat conduction insulating layer 5 bonds and has waterproof layer 6.
The thickness of first heat conduction insulating layer 3 is 0.15 millimeter to 0.25 millimeter, for the outer insulating skin that contains the BN nanoparticle, can play the effect of heat conduction through the setting of first heat conduction insulating layer 3, make things convenient for the pyrocondensation pipe to be heated the shrink, and because contain the wear-resisting granule of BN in the insulating layer, make first heat conduction insulating layer 3 have the weatherability, thereby the high temperature resistance of pyrocondensation pipe has further been improved, the thickness of second heat conduction insulating layer 5 is 0.2 millimeter to 0.3 millimeter, for the outer insulating skin that contains the BN nanoparticle, can play the effect of heat conduction through the setting of second heat insulating layer 5, make things convenient for the pyrocondensation pipe to be heated the shrink, and because contain the wear-resisting granule of BN in the insulating layer, make second heat insulating layer 5 have the weatherability, thereby the high temperature resistance of pyrocondensation pipe has further been improved.
The thickness on fire-retardant layer 2 is 0.2 millimeter to 0.3 millimeter, and fire-retardant layer 2 is formed by glass fiber and organic flame retardant mixture, the fire resistance of pyrocondensation pipe can be improved in its setting on fire-retardant layer 2, the in-process of pyrocondensation pipe in the use has been avoided, because of the pyrocondensation pipe peripheral temperature is higher, thereby lead to the problem that high temperature spontaneous combustion appears in the pyrocondensation pipe basic unit, the thickness of waterproof layer 6 is 0.15 millimeter to 0.2 millimeter, and waterproof layer 6 is the high density polyethylene membrane, can improve the waterproof nature of pyrocondensation pipe through the setting of waterproof layer 6, the thickness of first polytetrafluoroethylene layer 1 and second polytetrafluoroethylene layer 4 is 0.25 millimeter to 0.35 millimeter.
When using, can play the effect of heat conduction through setting up first heat conduction insulating layer 3 and second heat conduction insulating layer 5, make things convenient for the pyrocondensation pipe to be heated the shrink, and because contain the wear-resisting granule of BN in the insulating layer, make first heat conduction insulating layer 3 and second heat conduction insulating layer 5 have weatherability, thereby the high temperature resistance of pyrocondensation pipe has been improved, can improve the fire resistance of pyrocondensation pipe through setting up of fire-retardant layer 2, the in-process of pyrocondensation pipe using has been avoided, because of the peripheral temperature of pyrocondensation pipe is higher, thereby lead to the problem of high temperature spontaneous combustion to appear in the pyrocondensation pipe basic unit, the high temperature resistance of pyrocondensation pipe has further been improved, make the life of pyrocondensation pipe longer.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a double-deck high temperature resistant teflon pyrocondensation pipe, includes first polytetrafluoroethylene layer (1), its characterized in that: the inner wall of first polytetrafluoroethylene layer (1) bonds and has fire-retardant layer (2), the inner wall of fire-retardant layer (2) bonds and has first heat conduction insulating layer (3), the inner wall of first heat conduction insulating layer (3) bonds and has second polytetrafluoroethylene layer (4), the inner wall of second polytetrafluoroethylene layer (4) bonds and has second heat conduction insulating layer (5), the inner wall of second heat conduction insulating layer (5) bonds and has waterproof layer (6).
2. The double-layer high-temperature-resistant Teflon heat-shrinkable tube according to claim 1, wherein: the thickness of the first heat conduction insulating layer (3) is 0.15 mm to 0.25 mm, and the first heat conduction insulating layer is an outer insulating skin containing BN nano-particles.
3. The double-layer high-temperature-resistant Teflon heat-shrinkable tube of claim 1, wherein: the second heat conduction insulating layer (5) is 0.2 mm to 0.3 mm in thickness and is an outer insulating skin containing BN nano-particles.
4. The double-layer high-temperature-resistant Teflon heat-shrinkable tube of claim 1, wherein: the thickness of the flame-retardant layer (2) is 0.2 mm to 0.3 mm, and the flame-retardant layer (2) is formed by mixing glass fibers and an organic flame retardant.
5. The double-layer high-temperature-resistant Teflon heat-shrinkable tube according to claim 1, wherein: the thickness of the waterproof layer (6) is 0.15 mm to 0.2 mm, and the waterproof layer (6) is a high-density polyethylene film.
6. The double-layer high-temperature-resistant Teflon heat-shrinkable tube of claim 1, wherein: the thickness of the first polytetrafluoroethylene layer (1) and the second polytetrafluoroethylene layer (4) is 0.25 mm-0.35 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221959310.2U CN218568544U (en) | 2022-07-28 | 2022-07-28 | Double-layer high-temperature-resistant Teflon heat-shrinkable tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221959310.2U CN218568544U (en) | 2022-07-28 | 2022-07-28 | Double-layer high-temperature-resistant Teflon heat-shrinkable tube |
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| Publication Number | Publication Date |
|---|---|
| CN218568544U true CN218568544U (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221959310.2U Active CN218568544U (en) | 2022-07-28 | 2022-07-28 | Double-layer high-temperature-resistant Teflon heat-shrinkable tube |
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| CN (1) | CN218568544U (en) |
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2022
- 2022-07-28 CN CN202221959310.2U patent/CN218568544U/en active Active
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