CN207925194U - Combined type mica tape - Google Patents
Combined type mica tape Download PDFInfo
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- CN207925194U CN207925194U CN201820008450.9U CN201820008450U CN207925194U CN 207925194 U CN207925194 U CN 207925194U CN 201820008450 U CN201820008450 U CN 201820008450U CN 207925194 U CN207925194 U CN 207925194U
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- layer
- glass
- combined type
- mica tape
- mica
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Abstract
The utility model discloses a kind of combined type mica tapes, including polyimide film layer, the first glass layer, mica paper layer, the second glass layer and the polytetrafluoroethylene film layer set gradually from top to bottom；Using layer glass fibrous layer, tensile strength is high, is conducive to the electric property for improving major insulation；Ptfe surface has good lubricity, can be with electric wire skin into line slip, and polytetrafluoroethylene (PTFE) has good insulation, high temperature resistance；And have the advantages that excellent thermal stability, chemical resistance and mechanical performance by polyester-imide film layer so that the heat resistance and tensile strength of mica tape entirety greatly improve, to improve the technical indicator, service life and operational reliability of electrical equipment.
Description
Technical field
The utility model is related to electric wire field, more particularly to a kind of combined type mica tape.
Background technology
Mica tape is divided after being equipped with the baked drying of adhesive appropriate by the supporting materials such as mica paper and glass fabric
There is insulating materials made of cutting excellent high temperature resistance and flame resistance energy, mica tape to have good softness under normal conditions
Property, it is suitable for the refractory insulating layer of various fire resisting electromagnetic wire cables, coil.But existing mica tape is limited to the problem of itself design,
Its fire resistance and insulation performance are not satisfactory, it is difficult to be applied to the higher electrical equipment of insulating requirements.And at present
The various mica tapes of market sale, intolerant to sliding, when electric wire rotates, are easy to turn round other than having insulation, fire resistance
Hinder the metal in cable.All the material of easy glide can be wound in electric wire to improve between electric wire skin and mica tape at present
Resistance to slip property, but the sliding between electric wire skin and mica tape can make the not easily stretchable exhibition of electric wire.
Therefore, it is necessary to be improved to existing combined type mica tape, keep its reasonable in design, fire resistance and insulation
Performance is preferable, while having resistance to slip property again.
Invention content
In view of this, the utility model provides a kind of combined type mica tape, reasonable in design, fire resistance and insulating properties
Preferably, while there can be resistance to slip property again.
The combined type mica tape of the utility model, including set gradually from top to bottom polyimide film layer, the first glass
Glass fibrous layer, mica paper layer, the second glass layer and polytetrafluoroethylene film layer, first glass layer and described
Gluing oxidant layer is provided between two glass layers and the mica paper layer, the polyimide film layer passes through the first organosilicon
Pressure-sensitive adhesive layer is bonded in the first glass fibre layer surface, and the polytetrafluoroethylene film layer is viscous by the second silicone pressure sensitive glue-line
Knot is in the second glass fibre layer surface；Wherein, the lubricity of polytetrafluoroethylene (PTFE) itself is fine, and surface energy is low, so general viscous
Knot agent can not be such that polytetrafluoroethylene (PTFE) bonds completely, so needing to bond using silicone pressure sensitive glue-line；Using layer glass fibre
Layer is tieed up, tensile strength is high, is conducive to the electric property for improving major insulation, to improve technical indicator, the operation longevity of electrical equipment
Life and operational reliability；Polytetrafluoroethylene film can either improve intensity and corrosion resistance, and improve the chemistry of mica tape
Stability；, can be with electric wire skin into line slip in addition, ptfe surface has good lubricity, and polytetrafluoro
Ethylene has good insulation, high temperature resistance；Polyester-imide film layer have excellent thermal stability, chemical resistance and
Mechanical performance has higher heat resistance and higher tensile strength.
Further, mica paper layer is mutually pasted with calcining mica paper layer by the phlogopite paper layer arranged up and down and is combined；
Wherein, phlogopite paper refractory temperature is within 900 DEG C, and for calcining mica heatproof at 1200 DEG C, heat resistance is preferable, greatly improves cloud
The temperature tolerance of master tape.
Further, gluing oxidant layer is epoxy resin adhesive layer, modified polyester resin adhesive layer or organic siliconresin adhesive layer
In one kind.
Further, glass layer is to be combined by alkali-free glass fibre weft yarn and warp thread；Play humidification, energy
The metal wire being enough effectively protected in cable.
Further, the surface of polytetrafluoroethylene film bonded with the second glass layer is the table by corrosion treatment
Face；By corrosion treatment, surface texture is destroyed, increases the surface energy of polytetrafluoroethylene film, keeps organic pressure-sensitive gel attached
It on the surface being corroded, is firmly bonded to realize, while organic pressure-sensitive gel and polytetrafluoroethylene film are all flexible
Material can crimp, and also all be heat-resisting material.
The beneficial effects of the utility model：The combined type mica tape of the utility model, using layer glass fibrous layer, tension
Intensity is high, is conducive to the electric property for improving major insulation；Polytetrafluoroethylene film can either improve intensity and corrosion resistance,
The chemical stability of mica tape is improved again；In addition, ptfe surface has good lubricity, it can be with electric wire
Skin is into line slip, and polytetrafluoroethylene (PTFE) has good insulation, high temperature resistance；And have by polyester-imide film layer excellent
Thermal stability, chemical resistance and the advantages of mechanical performance so that the heat resistance and tensile strength of mica tape entirety are significantly
It improves, to improve the technical indicator, service life and operational reliability of electrical equipment.
Description of the drawings
The utility model is further described with reference to the accompanying drawings and examples.
Fig. 1 is the utility model overall structure diagram.
Specific implementation mode
The following is a combination of the drawings in the embodiments of the present utility model carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction of institute in the utility model embodiment（Such as up, down, left, right, before and after ...）
It is only used for explaining a certain particular pose（As shown in the picture）Under relative position relation, motion conditions etc. between each component, if
When the particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
To indicate or implying its relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection domain in.
The utility model proposes a kind of combined type mica tapes.
Referring to Fig.1, Fig. 1 is the utility model overall structure diagram, as shown in the figure：The combined type mica of the present embodiment
Band, including the polyimide film layer 1, the first glass layer 2, mica paper layer, the second glass fibers that set gradually from top to bottom
Dimension layer 5 and polytetrafluoroethylene film layer 6, first glass layer 2 and second glass layer 5 and the mica paper
It is provided with gluing oxidant layer between layer, the polyimide film layer 1 is bonded in the first glass by the first silicone pressure sensitive glue-line 7
2 surface of fibrous layer, the polytetrafluoroethylene film layer 6 are bonded in the second glass layer 5 by the second silicone pressure sensitive glue-line 8
Surface；Wherein, the lubricity of polytetrafluoroethylene (PTFE) itself is fine, and surface energy is low, so general binder can not make poly- four completely
Vinyl fluoride bonds, so needing to bond using silicone pressure sensitive glue-line；Using layer glass fibrous layer, tensile strength is high, has
Conducive to the electric property of major insulation is improved, to improve the technical indicator, service life and operational reliability of electrical equipment；Poly- four
Fluoroethylene film can either improve intensity and corrosion resistance, and improve the chemical stability of mica tape；In addition, polytetrafluoro
Pvdf surface has good lubricity, can with electric wire skin into line slip, and polytetrafluoroethylene (PTFE) have good insulation,
High temperature resistance；Polyester-imide film layer has excellent thermal stability, chemical resistance and mechanical performance, has higher
Heat resistance and higher tensile strength.In addition, polyimide film layer 1, the first glass layer 2, mica paper layer, in Fig. 1
The thickness of 6 each layer of two glass layers 5 and polytetrafluoroethylene film layer does not represent actual thickness, the thickness and specifications parameter of each layer
Selection design can be carried out according to actual needs, be the prior art, details are not described herein.
In the present embodiment, mica paper layer is mutually pasted by the phlogopite paper layer 3 arranged up and down with calcining mica paper layer 4 compound
It forms；Wherein, phlogopite paper refractory temperature is within 900 DEG C, and calcining mica heatproof is at 1200 DEG C, and heat resistance is preferable, significantly
Improve the temperature tolerance of mica tape.
In the present embodiment, gluing oxidant layer is that epoxy resin adhesive layer, modified polyester resin adhesive layer or organic siliconresin are viscous
One kind in oxidant layer.
In the present embodiment, glass layer is to be combined by alkali-free glass fibre weft yarn and warp thread；Enhancing is played to make
With the metal wire that can be effectively protected in cable.
In the present embodiment, the surface of polytetrafluoroethylene film bonded with the second glass layer 5 is by corrosion treatment
Surface；By corrosion treatment, surface texture is destroyed, increases the surface energy of polytetrafluoroethylene film, enables organic pressure-sensitive gel
It is enough attached on the surface being corroded, is firmly bonded to realize, while organic pressure-sensitive gel and polytetrafluoroethylene film are all
Flexible material can crimp, and also all be heat-resisting material.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the right of the utility model.
Claims (5)
1. combined type mica tape, it is characterised in that：Including polyimide film layer, the first glass fibers set gradually from top to bottom
Tie up layer, mica paper layer, the second glass layer and polytetrafluoroethylene film layer, first glass layer and second glass
Gluing oxidant layer is provided between glass fibrous layer and the mica paper layer, the polyimide film layer passes through the first silicone pressure sensitive
Glue-line is bonded in the first glass fibre layer surface, and the polytetrafluoroethylene film layer is bonded in by the second silicone pressure sensitive glue-line
Second glass fibre layer surface.
2. combined type mica tape according to claim 1, it is characterised in that：The mica paper layer is by the golden cloud arranged up and down
Female paper layer is mutually pasted with calcining mica paper layer to be combined.
3. combined type mica tape according to claim 2, it is characterised in that：The gluing oxidant layer is epoxy resin stick
One kind in layer, modified polyester resin adhesive layer or organic siliconresin adhesive layer.
4. combined type mica tape according to claim 3, it is characterised in that：The glass layer is to pass through alkali-free glass
Fiber weft yarn and warp thread are combined.
5. combined type mica tape according to claim 4, it is characterised in that：The polytetrafluoroethylene film with the second glass
The surface that glass fibrous layer bonds is the surface by corrosion treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820008450.9U CN207925194U (en) | 2018-01-03 | 2018-01-03 | Combined type mica tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820008450.9U CN207925194U (en) | 2018-01-03 | 2018-01-03 | Combined type mica tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207925194U true CN207925194U (en) | 2018-09-28 |
Family
ID=63616996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820008450.9U Expired - Fee Related CN207925194U (en) | 2018-01-03 | 2018-01-03 | Combined type mica tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207925194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115831443A (en) * | 2022-10-28 | 2023-03-21 | 固德电材系统（苏州）股份有限公司 | Mica glass fiber composite material and preparation method and application thereof |
-
2018
- 2018-01-03 CN CN201820008450.9U patent/CN207925194U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115831443A (en) * | 2022-10-28 | 2023-03-21 | 固德电材系统（苏州）股份有限公司 | Mica glass fiber composite material and preparation method and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 Termination date: 20200103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |