CN110415870A - A kind of production method of mica electric wire - Google Patents
A kind of production method of mica electric wire Download PDFInfo
- Publication number
- CN110415870A CN110415870A CN201910520117.5A CN201910520117A CN110415870A CN 110415870 A CN110415870 A CN 110415870A CN 201910520117 A CN201910520117 A CN 201910520117A CN 110415870 A CN110415870 A CN 110415870A
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- CN
- China
- Prior art keywords
- mica
- electric wire
- stirring
- conductor
- mica electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/10—Insulating conductors or cables by longitudinal lapping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/04—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances mica
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
The present invention relates to electric wire preparation technical fields, and in particular to a kind of production method of mica electric wire, the mica electric wire includes conductor, by the close wrapped formation insulator of mica tape outside the conductor, is coated with external protection in insulator；It spirally overlaps and is wrapped on the conductor in the mica tape, and be coated with hot-face insulation coating at the overlapping place of arbitrary neighborhood；Overlapping place's width of arbitrary neighborhood accounts for the 30-40% of the mica bandwidth.Mica electric wire high temperature resistant provided by the invention can keep high security performance, service life with higher under harsh environments.
Description
Technical field
The present invention relates to electric wire preparation technical fields, and in particular to a kind of production method of mica electric wire.
Background technique
The conductor of existing electric wire is tinned copper conductor, and isolation material is molded by silica gel or Teflon insulating materials, electricity
Line table line sheath is fibrage, and the electric wire of this structure is easy when undergoing prolonged high temperature or temperature change dramatically
Existing insulating layer rupture, punch-through, therefore cannot long-time high temperature resistant and experience temperature change dramatically, this is resulted in some
Under the conditions of the limitation that uses.
Summary of the invention
In order to effectively solve the above problems, the present invention provides a kind of silicone rubber wire production method.
The specific technical solution of the present invention is as follows: a kind of mica electric wire, the mica electric wire includes conductor, in the conductor
Outside by the close wrapped formation insulator of mica tape, external protection is coated in insulator；
It spirally overlaps and is wrapped on the conductor in the mica tape, and at the overlapping place of arbitrary neighborhood coated with resistance to
Fiery insulating coating；
Overlapping place's width of arbitrary neighborhood accounts for the 30-40% of the mica bandwidth.
Preferably, including: in the hot-face insulation coating
The above number uses parts by weight.
Preferably, the partial size of the Neon SiC powder is 100-200nm, the partial size of the nano-titanium dioxide
For 50-100nm；The partial size of the Zirconium oxide powder is 20 μm -500 μm.
A kind of preparation method of mica electric wire, described method includes following steps:
1) nano titanium dioxide powder, Neon SiC powder, Zirconium oxide powder are mixed, is needed in mixed process
Pressurization density carries out density stirring at 2-2.5MPa, while the speed stirred is 300-500r/min, is stirred 0.5-1 hours,
After evenly mixing；
2) warm water is added, realizes liquid phase mixing, the weight ratio of the warm water and the whole raw material added in step 1) is
1:2~3, the water temperature of warm water are 40-80 DEG C, continue to be stirred 0.5-1 hours after adding water, and the speed of stirring is 100-150r/
Min, while air pressure is reduced to conventional air pressure；
3) fire retardant is added, continues to stir, while being pressurized to 1-2MPa, mixing speed 100-150r/min, together
When maintain temperature at 40-80 DEG C, stirring 30-40 minute after improve temperature be 100 DEG C -120 DEG C, be depressured, be depressurized to conventional air pressure,
Moisture is evaporated and is discharged, Shi Changwei 1-2 hours；
4) binder is added, continues Stirring, mixing speed 200-300r/min, after stirring 20-30 minutes,
It is pressurized to 3-5MPa, stands cooling, is down to 10-20 DEG C, stands 30-50 minutes, preparation is completed, and is saved with paste like structure, In
Successively film is located to mica tape is overlapping when use.
The invention has the benefit that mica electric wire high temperature resistant provided by the invention, can protect under harsh environments
Hold high security performance, service life with higher.
Detailed description of the invention
Fig. 1 is the sectional view of mica electric wire of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is explained in further detail.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
It is not used in the restriction present invention.
On the contrary, the present invention covers any substitution done on the essence and scope of the present invention being defined by the claims, repairs
Change, equivalent method and scheme.Further, in order to make the public have a better understanding the present invention, below to of the invention thin
It is detailed to describe some specific detail sections in section description.Part without these details for a person skilled in the art
The present invention can also be understood completely in description.
A kind of mica electric wire, the mica electric wire include conductor 1, outer by the close wrapped formation of mica tape 2 in the conductor 1
Insulator is coated with external protection in insulator；
It spirally overlaps and is wrapped on the conductor 1 in the mica tape 2, and be coated at the overlapping place of arbitrary neighborhood
Hot-face insulation coating 3；
Overlapping place's width of arbitrary neighborhood accounts for the 30-40% of 2 width of mica tape.
Preferably, including: in the hot-face insulation coating 3
The above number uses parts by weight.
Preferably, the partial size of the Neon SiC powder is 100-200nm, the partial size of the nano-titanium dioxide
For 50-100nm；The partial size of the Zirconium oxide powder is 20 μm -500 μm.
A kind of preparation method of mica electric wire, described method includes following steps:
1) nano titanium dioxide powder, Neon SiC powder, Zirconium oxide powder are mixed, is needed in mixed process
Pressurization density carries out density stirring at 2-2.5MPa, while the speed stirred is 300-500r/min, is stirred 0.5-1 hours,
After evenly mixing；
2) warm water is added, realizes liquid phase mixing, the weight ratio of the warm water and the whole raw material added in step 1) is
1:2~3, the water temperature of warm water are 40-80 DEG C, continue to be stirred 0.5-1 hours after adding water, and the speed of stirring is 100-150r/
Min, while air pressure is reduced to conventional air pressure；
3) fire retardant is added, continues to stir, while being pressurized to 1-2MPa, mixing speed 100-150r/min, together
When maintain temperature at 40-80 DEG C, stirring 30-40 minute after improve temperature be 100 DEG C -120 DEG C, be depressured, be depressurized to conventional air pressure,
Moisture is evaporated and is discharged, Shi Changwei 1-2 hours；
4) binder is added, continues Stirring, mixing speed 200-300r/min, after stirring 20-30 minutes,
It is pressurized to 3-5MPa, stands cooling, is down to 10-20 DEG C, stands 30-50 minutes, preparation is completed, and is saved with paste like structure, In
Successively film is located to mica tape is overlapping when use.
Claims (4)
1. a kind of mica electric wire, which is characterized in that the mica electric wire includes conductor, outside the conductor by mica tape tightly around
Packet forms insulator, is coated with external protection in insulator；
It spirally overlaps and is wrapped on the conductor in the mica tape, and is exhausted coated with fire resisting at the overlapping place of arbitrary neighborhood
Edge coating；
Overlapping place's width of arbitrary neighborhood accounts for the 30-40% of the mica bandwidth.
2. a kind of mica electric wire according to claim 1, which is characterized in that include: in the hot-face insulation coating
The above number uses parts by weight.
3. a kind of mica electric wire according to claim 2, which is characterized in that the partial size of the Neon SiC powder is
100-200nm, the partial size of the nano-titanium dioxide are 50-100nm；The partial size of the Zirconium oxide powder is 20 μm -500 μm.
4. a kind of preparation method of mica electric wire, be used to prepare the claims 1-3 it is one of any described in mica electric wire,
It is characterized in that, described method includes following steps:
1) nano titanium dioxide powder, Neon SiC powder, Zirconium oxide powder are mixed, needs to pressurize in mixed process
Density, at 2-2.5MPa carry out density stirring, while stir speed be 300-500r/min, stir 0.5-1 hours, uniformly
After mixing；
2) warm water is added, realizes liquid phase mixing, the weight ratio of the whole raw material added in the warm water and step 1) be 1:2~
3, the water temperature of warm water is 40-80 DEG C, continues to be stirred 0.5-1 hours after adding water, and the speed of stirring is 100-150r/min, together
When reduce air pressure to conventional air pressure；
3) fire retardant is added, continues to stir, while being pressurized to 1-2MPa, mixing speed 100-150r/min is tieed up simultaneously
Temperature is held at 40-80 DEG C, it is 100 DEG C -120 DEG C that temperature is improved after stirring 30-40 minutes, and decompression is depressurized to conventional air pressure, by water
Evaporation is divided to be discharged, Shi Changwei 1-2 hours；
4) binder is added, continues Stirring, mixing speed 200-300r/min is pressurized after stirring 20-30 minutes
To 3-5MPa, cooling is stood, is down to 10-20 DEG C, stands 30-50 minutes, preparation is completed, and is saved with paste like structure, is being used
Shi Yici film is located to mica tape is overlapping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910520117.5A CN110415870A (en) | 2019-06-17 | 2019-06-17 | A kind of production method of mica electric wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910520117.5A CN110415870A (en) | 2019-06-17 | 2019-06-17 | A kind of production method of mica electric wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110415870A true CN110415870A (en) | 2019-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910520117.5A Pending CN110415870A (en) | 2019-06-17 | 2019-06-17 | A kind of production method of mica electric wire |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3555101B2 (en) * | 1998-06-26 | 2004-08-18 | 矢崎総業株式会社 | Fire resistant wire |
| CN201036066Y (en) * | 2007-04-28 | 2008-03-12 | 深圳琦富瑞电子有限公司 | Mica lapped insulation glass fibre braiding sheath type high-temperature resistant special type electric wire |
| CN204407049U (en) * | 2015-03-27 | 2015-06-17 | 四川华西九方电缆有限公司 | A kind of corrosion-resistant, Compression-resistincable cable |
| KR20160097951A (en) * | 2015-02-10 | 2016-08-18 | 신기전선 (주) | Fire resistant cable and Manufacturing method thereof |
| CN107709273A (en) * | 2015-10-27 | 2018-02-16 | 株式会社Ｉｎｕｉ | Coating fluid, coating fluid composition and the refractory material with coating layer |
| CN207800161U (en) * | 2018-01-15 | 2018-08-31 | 深圳市集兴电线电缆有限公司 | A kind of multi-core power cable |
-
2019
- 2019-06-17 CN CN201910520117.5A patent/CN110415870A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3555101B2 (en) * | 1998-06-26 | 2004-08-18 | 矢崎総業株式会社 | Fire resistant wire |
| CN201036066Y (en) * | 2007-04-28 | 2008-03-12 | 深圳琦富瑞电子有限公司 | Mica lapped insulation glass fibre braiding sheath type high-temperature resistant special type electric wire |
| KR20160097951A (en) * | 2015-02-10 | 2016-08-18 | 신기전선 (주) | Fire resistant cable and Manufacturing method thereof |
| CN204407049U (en) * | 2015-03-27 | 2015-06-17 | 四川华西九方电缆有限公司 | A kind of corrosion-resistant, Compression-resistincable cable |
| CN107709273A (en) * | 2015-10-27 | 2018-02-16 | 株式会社Ｉｎｕｉ | Coating fluid, coating fluid composition and the refractory material with coating layer |
| CN207800161U (en) * | 2018-01-15 | 2018-08-31 | 深圳市集兴电线电缆有限公司 | A kind of multi-core power cable |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191105 |
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