CN213716585U - High-temperature-resistant combined halogen-free cross-linked wire - Google Patents
High-temperature-resistant combined halogen-free cross-linked wire Download PDFInfo
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- CN213716585U CN213716585U CN202023333988.3U CN202023333988U CN213716585U CN 213716585 U CN213716585 U CN 213716585U CN 202023333988 U CN202023333988 U CN 202023333988U CN 213716585 U CN213716585 U CN 213716585U
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Abstract
The utility model discloses a high temperature resistant combined halogen-free cross-linked wire, which comprises a metal wire and a protective layer, wherein the protective layer is fixedly sleeved on the outer wall of the metal wire, and comprises an anti-aging layer, a high temperature resistant layer, a wear-resistant layer, a corrosion-resistant layer, a heat insulation layer and a sealing layer, the heat dissipation effect is realized through the through holes on the inner wall of the fixing ring, the anti-aging agent DNP is sprayed on the outer wall of the high temperature resistant layer, thereby realizing the anti-aging effect, the pure flat melting point of the anti-aging agent DNP is 235 ℃, thereby improving the fireproof function, it is made of acrylate, and can be used for 200 deg.C intermittently and in short time, so that it can raise its high-temp. resistance, the sealing layer is made of fireproof rubber, the fireproof rubber has double performances of sealing and fire prevention, thereby improving the internal fireproof effect, and simultaneously improving the sealing performance between the metal layers, thereby improving the comprehensive performance.
Description
Technical Field
The utility model relates to a there is not steamed crosslinked line technical field of combination, especially relate to a there is not steamed crosslinked line of high temperature resistant combination.
Background
Half of the combined halogen-free cross-linked wires on the current market are composed of metal wires and protective layers, and half of the protective layers are made of common materials and are fixed rubber rings, so that the combined halogen-free cross-linked wires are poor in heat dissipation, high-temperature resistance and the like, and low in comprehensive performance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high temperature resistant combined halogen-free cross-linked wire.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a high temperature resistant combination does not have steamed crosslinked line, includes wire and protective layer, the fixed outer wall that connects at the wire of protective layer, the protective layer is by anti-ageing layer, high temperature resistant layer, wearing layer, corrosion resistant layer, thermal insulation layer, sealing layer, the outer wall on high temperature resistant layer is scribbled on anti-ageing layer, the fixed outer wall that bonds at the wearing layer in high temperature resistant layer, the fixed outer wall that bonds at corrosion resistant layer of wearing layer, the fixed outer wall that bonds at corrosion resistant layer in corrosion resistant layer, corrosion resistant layer fixed bonding is at the outer wall on thermal insulation layer, scribble the sealing layer between thermal insulation layer to the wire, the through-hole has been seted up to the right-hand member face between the left end face on thermal.
Furthermore, the thickness of the anti-aging layer is 1mm, and anti-aging agent DNP and light gray powder are adopted. The pure product is light-colored bright flaky crystal, the specific gravity is 1.26, the melting point is 235 ℃, and the pollution is small.
Further, the wall thickness of the high temperature resistant layer is 1.5-2mm, and the high temperature resistant layer 202 is a rubber ring made of acrylate, and has two characteristics: firstly, high polarity; second is complete saturation. Thereby leading the composite material to have excellent mineral oil resistance and high-temperature oxidation resistance. The oil resistance is only inferior to fluorine rubber, and is similar to the common nitrile rubber with high acrylonitrile content. The heat resistance is between that of general rubber and silicon and fluorine rubber, the service temperature is 30-60 ℃ higher than that of nitrile rubber, the maximum service temperature is 180 ℃, the service temperature can reach 200 ℃ in intermittent and short-time use, and the performance of the rubber has no obvious change after the rubber is aged in hot air at 150 ℃ for years. In addition, the extreme pressure lubricating oil is very stable to extreme pressure type lubricating oil containing extreme pressure agents such as sulfur, chlorine, phosphorus and the like, the use temperature can reach 150 ℃, and the discontinuous use temperature can be higher. While in oil containing extreme pressure agents, nitrile rubbers with double bonds harden and become brittle considerably at temperatures above 110 ℃. The acrylate rubber also has excellent ozone resistance, airtightness, flex resistance and crack growth resistance, ultraviolet discoloration resistance and the like.
Further, the outer wall of the fixing ring is matched with the inner wall of the through hole, and the material of the fixing ring is the same as that of the high-temperature-resistant layer.
Furthermore, the wall thickness of the wear-resistant layer is 1mm, vulcanized rubber made of vulcanized rubber refers to vulcanized rubber which has the characteristics of no stickiness, no easy breakage and the like, and most rubber products are made of the rubber. Also known as vulcanized rubber, commonly called rubber or rubber. The rubber material is called after vulcanization processing. After vulcanization, the raw rubber forms a spatial three-dimensional structure and has high elasticity, heat resistance, tensile strength, insolubility in an organic solvent and the like.
Furthermore, the thickness of the sealing layer is 0.1-0.5mm, the sealing layer is made of fireproof rubber, and the fireproof rubber has double properties of sealing and fire prevention.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the through hole of the inner wall of the fixing ring realizes the radiating effect, the anti-aging agent DNP is sprayed on the outer wall of the high temperature resistant layer, so that the anti-aging effect is realized, the pure flat melting point of the anti-aging agent DNP is 235 ℃, so that the fireproof function is improved, the anti-aging agent DNP is made of acrylic ester through the high temperature resistant layer, the material can be used for 200 ℃ intermittently and in a short time, so that the high temperature resistant performance is improved, the sealing layer is made of fireproof rubber, the fireproof rubber has the double performance of sealing and fireproof, so that the internal fireproof effect is improved, and meanwhile, the sealing performance between metal layers is good, so that the comprehensive performance is improved.
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.
Fig. 1 is a schematic view of a high temperature resistant combined halogen-free cross-linked wire provided by the present invention;
fig. 2 is a top view of the high temperature resistant combined halogen-free cross-linked line provided by the present invention.
In the figure: 1 metal layer, 2 protective layers, 201 anti-aging layers, 202 high-temperature resistant layers, 203 wear-resistant layers, 204 corrosion-resistant layers, 205 heat-insulating layers, 2051 through holes, 206 sealing layers (materials swelling when water) and 3 fixing rings.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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.
Referring to fig. 1-2, a high temperature resistant combined halogen-free cross-linked wire comprises a metal wire 1 and a protective layer 2, wherein the protective layer 2 is fixedly sleeved on the outer wall of the metal wire 1, the protective layer comprises an anti-aging layer 201, a high temperature resistant layer 202, a wear-resistant layer 203, a corrosion-resistant layer 204, a heat-insulating layer 205 and a sealing layer 206, the wall thickness of the anti-aging layer 201 is 1mm, and an anti-aging agent DNP and light gray powder are adopted. The pure product is light-colored spangle crystal, has specific gravity of 1.26, melting point of 235 ℃ and little pollution, is a comprehensive anti-aging agent with heat resistance, oxidation resistance and atmospheric aging resistance, is an excellent copper inhibitor, and has activation effect on thiazole accelerators. The wall thickness of the high temperature resistant layer 202 is 1.5-2mm, and the high temperature resistant layer 202 is a rubber ring made of acrylate and has two characteristics: firstly, high polarity; second is complete saturation. Thereby leading the composite material to have excellent mineral oil resistance and high-temperature oxidation resistance. The oil resistance is only inferior to fluorine rubber, and is similar to the common nitrile rubber with high acrylonitrile content. The heat resistance is between that of general rubber and silicon and fluorine rubber, the service temperature is 30-60 ℃ higher than that of nitrile rubber, the maximum service temperature is 180 ℃, the service temperature can reach 200 ℃ in intermittent and short-time use, and the performance of the rubber has no obvious change after the rubber is aged in hot air at 150 ℃ for years. In addition, the extreme pressure lubricating oil is very stable to extreme pressure type lubricating oil containing extreme pressure agents such as sulfur, chlorine, phosphorus and the like, the use temperature can reach 150 ℃, and the discontinuous use temperature can be higher. While in oil containing extreme pressure agents, nitrile rubbers with double bonds harden and become brittle considerably at temperatures above 110 ℃. The acrylate rubber also has excellent ozone resistance, airtightness, flex resistance and crack growth resistance, ultraviolet discoloration resistance and the like. The anti-aging layer 201 is coated on the outer wall of the high temperature resistant layer 202, the thickness of the sealing layer 206 is 0.1-0.5mm, the sealing layer 206 is made of fireproof rubber, the fireproof rubber has double performances of sealing and fire prevention, the high temperature resistant layer 202 is fixedly bonded on the outer wall of the wear-resistant layer 203, the wear-resistant layer 203 is fixedly bonded on the outer wall of the corrosion-resistant layer 204, the corrosion-resistant layer 204 is fixedly bonded on the outer wall of the heat-insulating layer 205, the sealing layer 206 is coated between the heat-insulating layer 205 and the metal wire 1, a through hole 2051 is formed between the left end face and the right end face of the heat-insulating layer 205, and a fixing ring 3 is fixedly bonded on the inner wall of the through hole 205.
The utility model discloses a theory of operation and use flow: the through hole of the inner wall of the fixing ring 3 is used for achieving a radiating effect, the anti-aging agent DNP is sprayed on the outer wall of the high-temperature resistant layer 202, so that an anti-aging effect is achieved, the pure flat melting point of the anti-aging agent DNP is 235 ℃, so that the fireproof function is improved, the high-temperature resistant layer 202 is made of acrylic ester, the material can be used for 200 ℃ intermittently and in a short time, so that the high-temperature resistant performance is improved, the sealing layer 206 is made of fireproof rubber, the fireproof rubber has the double performance of sealing and fireproof, the internal fireproof effect is improved, meanwhile, the sealing performance between metal layers 1 is good, and the comprehensive performance is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The high-temperature-resistant combined halogen-free crosslinking line comprises a metal wire (1) and a protective layer (2), wherein the protective layer (2) is fixedly sleeved on the outer wall of the metal wire (1), and is characterized in that the protective layer is formed by an anti-aging layer (201), a high-temperature-resistant layer (202), a wear-resistant layer (203), a corrosion-resistant layer (204), a heat-insulating layer (205) and a sealing layer (206), the anti-aging layer (201) is coated on the outer wall of the high-temperature-resistant layer (202), the high-temperature-resistant layer (202) is fixedly bonded on the outer wall of the wear-resistant layer (203), the wear-resistant layer (203) is fixedly bonded on the outer wall of the corrosion-resistant layer (204), the corrosion-resistant layer (204) is fixedly bonded on the outer wall of the heat-insulating layer (205), the sealing layer (206) is coated between the heat-insulating layer (205) and the metal wire (1), a through hole (2051) is, and a fixing ring (3) is fixedly bonded on the inner wall of the through hole (2051).
2. The high temperature resistant composite halogen-free crosslinked wire of claim 1, wherein: the wall thickness of the anti-aging layer (201) is 1mm, and anti-aging agent DNP is adopted.
3. The high temperature resistant composite halogen-free crosslinked wire of claim 1, wherein: the wall thickness of the high temperature resistant layer (202) is 1.5-2mm, and the high temperature resistant layer (202) is a rubber ring made of acrylic ester.
4. The high temperature resistant composite halogen-free crosslinked wire of claim 1, wherein: the outer wall of the fixing ring (3) is matched with the inner wall of the through hole (2051), and the material of the fixing ring (3) is the same as that of the high-temperature resistant layer (202).
5. The high temperature resistant composite halogen-free crosslinked wire of claim 1, wherein: the wall thickness of the wear-resistant layer (203) is 1mm, and the wear-resistant layer is made of vulcanized rubber.
6. The high temperature resistant composite halogen-free crosslinked wire of claim 1, wherein: the thickness of the sealing layer (206) is 0.1-0.5mm, and the sealing layer (206) is made of fireproof rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023333988.3U CN213716585U (en) | 2020-12-31 | 2020-12-31 | High-temperature-resistant combined halogen-free cross-linked wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023333988.3U CN213716585U (en) | 2020-12-31 | 2020-12-31 | High-temperature-resistant combined halogen-free cross-linked wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213716585U true CN213716585U (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023333988.3U Expired - Fee Related CN213716585U (en) | 2020-12-31 | 2020-12-31 | High-temperature-resistant combined halogen-free cross-linked wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213716585U (en) |
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2020
- 2020-12-31 CN CN202023333988.3U patent/CN213716585U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210716 Termination date: 20211231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |