CN208411003U - A kind of MULTILAYER COMPOSITE insulating paper - Google Patents
A kind of MULTILAYER COMPOSITE insulating paper Download PDFInfo
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- CN208411003U CN208411003U CN201820674297.3U CN201820674297U CN208411003U CN 208411003 U CN208411003 U CN 208411003U CN 201820674297 U CN201820674297 U CN 201820674297U CN 208411003 U CN208411003 U CN 208411003U
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Abstract
The utility model discloses a kind of MULTILAYER COMPOSITE insulating paper, belong to insulating paper technical field, including insulating paper ontology, adhesive, it is characterized in that: the insulating paper ontology includes laminated polyester film, nonwoven layer, the laminated polyester film is internally provided with micro air-vent, the upside and downside of the laminated polyester film are respectively arranged with a nanometer protective layer, described adhesive connects nanometer protective layer and laminated polyester film bonding, multiple tracks half slot is provided on the nanometer protective layer, flame-retardant layer is provided on the nanometer protective layer, the semi-circular projection to match with half slot is provided on the flame-retardant layer, the outside of flame-retardant layer is arranged in the nonwoven layer, the nonwoven layer includes non-woven substrate, inelastic nonwoven layer, the non-woven substrate and inelastic nonwoven layer pass through the groove connection being respectively arranged between mutual surface respectively.The utility model dielectric properties are good, hardness is high, flexibility is good.
Description
Technical field
The utility model discloses a kind of MULTILAYER COMPOSITE insulating paper, belongs to insulating paper technical field.
Background technique
Insulating paper be widely used as the equipment such as motor, cable, capacitor and transformer insulating materials and laminated product,
The main composition material of the insulating materials such as composite material and preimpregnation material.Due to the specific use of insulating paper, it is desirable that it must have
Standby some characteristics different from other paper kinds mainly include mechanical performance, electric property and thermal stability.And due to all kinds of electricity
The difference of gas conditions for equipment use, as run under wet heat condition motor, chemical plant often in contact with high concentration aggressive chemistry
The motor of medium, the motor run in the case where there is radioactive radiation etc., it is desirable that insulating paper also to have preferable physical and chemical performance and
Environmental suitability.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide for a kind of MULTILAYER COMPOSITE insulating paper,
To solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical solution to realize:
A kind of MULTILAYER COMPOSITE insulating paper, including insulating paper ontology, adhesive, it is characterized in that: the insulating paper ontology includes
Laminated polyester film, nonwoven layer, the laminated polyester film are internally provided with micro air-vent, and the micro air-vent is evenly distributed on
In laminated polyester film, the upside of the laminated polyester film and downside are respectively arranged with a nanometer protective layer, and described adhesive is by nanometer
Protective layer and laminated polyester film bonding connect, and are provided with multiple tracks half slot on the nanometer protective layer, half slot edge described in multiple tracks
The length direction of nanometer protective layer be equally spaced, flame-retardant layer is provided on the nanometer protective layer, is arranged on the flame-retardant layer
There is the semi-circular projection to match with half slot, the nanometer protective layer is fitted closely with flame-retardant layer, and described adhesive, which riddles, to be received
In the gap of rice protective layer and flame-retardant layer, the outside of flame-retardant layer is arranged in the nonwoven layer, and the nonwoven layer includes nonwoven
Cloth layer, inelastic nonwoven layer, the non-woven substrate and inelastic nonwoven layer pass through respectively to be set respectively between mutual surface
The groove connection being equipped with, the nonwoven layer are connect by adhesive with flame-retardant layer.
As preferred: the outside of the nonwoven layer is provided with ultraviolet resistant layer and waterproof layer, and the waterproof layer setting exists
The outside of ultraviolet resistant layer is provided with triangle protrusion in the ultraviolet resistant layer, is provided on the waterproof layer and triangle protrusion
The triangular groove of cooperation, described adhesive riddle in the gap of waterproof layer and ultraviolet resistant layer.
As preferred: the length of the half slot is equal to the length of nanometer protective layer.
As preferred: the thickness with a thickness of laminated polyester film of the described adhesive between laminated polyester film and nanometer protective layer
2 times of degree.
As preferred: the waterproof layer is resin layer.
As preferred: described adhesive is polyether polyols.
As preferred: the flame-retardant layer is layers of kraft paper.
The utility model has the beneficial effects that
The micro air-vent of the inside setting of laminated polyester film can only by water vapour, so that insulating paper waterproofness is very good,
It is provided with a nanometer protective layer on laminated polyester film, improves insulation performance, is provided between nanometer protective layer and laminated polyester film
A layer of adhesive, adhesive have excellent adhesive strength, and dielectric properties are good, good stability of the dimension, and hardness is high, flexibility
It is good, in the use process of transformer, the problems such as mechanical strength is bad, product misplaces, shelf depreciation is not easily caused, and effectively protect
The insulation performance and security performance of transformer are demonstrate,proved, the thickness of adhesive is 2 times of laminated polyester film, and increasing prevents electric current from puncturing
The ability of insulating paper, the setting of flame-retardant layer avoid insulating paper from easily burning in the heat that equipment operation generates, ensure that people
Safety of life and property, nanometer protective layer and flame-retardant layer step up bonding more by the combination of half slot and semi-circular projection
Close, non-woven substrate and inelastic nonwoven layer pass through the groove being respectively arranged between mutual surface respectively and connect, and pass through two
The non-woven fabrics of layer different-thickness connects, and the connection type taken keeps non-woven fabrics elasticity mild, and keep non-woven fabrics itself
Effect and performance, reduce glue bonding stiff texture, insulating paper can be made more soft, facilitate bending.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of MULTILAYER COMPOSITE insulating paper of the utility model.
Appended drawing reference: 1, laminated polyester film；2, adhesive；3, nanometer protective layer；4, flame-retardant layer；5, inelastic nonwoven layer；
6, waterproof layer；7, ultraviolet resistant layer；8, non-woven substrate.
Specific embodiment
A kind of MULTILAYER COMPOSITE insulating paper of the utility model is described further referring to Fig.1.
A kind of MULTILAYER COMPOSITE insulating paper, including insulating paper ontology, adhesive, it is characterized in that: the insulating paper ontology includes
Laminated polyester film 1, nonwoven layer, the laminated polyester film 1 are internally provided with micro air-vent, and the micro air-vent is uniformly distributed
In laminated polyester film 1, the upside and downside of the laminated polyester film 1 are respectively arranged with nanometer protective layer 3, described adhesive 2
Nanometer protective layer and laminated polyester film bonding are connected, are provided with multiple tracks half slot on the nanometer protective layer 3, half described in multiple tracks
Circular groove is equally spaced along the length direction of nanometer protective layer 3, and flame-retardant layer 4 is provided on the nanometer protective layer 3, described fire-retardant
It is provided with the semi-circular projection to match with half slot on layer 4, the nanometer protective layer 3 is fitted closely with flame-retardant layer 4, the bonding
Agent 2 riddles in the gap of nanometer protective layer 3 and flame-retardant layer 4, and the outside of flame-retardant layer 4, the nothing is arranged in the nonwoven layer
Woven fabric layer includes non-woven substrate 8, inelastic nonwoven layer 5, and the non-woven substrate 8 passes through phase with inelastic nonwoven layer 5 respectively
The groove connection being respectively arranged between mutual surface, the nonwoven layer are connect by adhesive 2 with flame-retardant layer 4；The nothing
The outside of woven fabric layer is provided with ultraviolet resistant layer 7 and waterproof layer 6, and the outside of ultraviolet resistant layer 7, institute is arranged in the waterproof layer 6
It states and is provided with triangle protrusion in ultraviolet resistant layer 7, the triangular groove with triangle male cooperation is provided on the waterproof layer 6, it is described
Adhesive 2 riddles in the gap of waterproof layer 6 and ultraviolet resistant layer 7；The length of the half slot is equal to the length of nanometer protective layer 3
Degree；2 times of the thickness with a thickness of laminated polyester film 1 of described adhesive 2 between laminated polyester film 1 and nanometer protective layer 3；Institute
Stating waterproof layer 6 is resin layer；Described adhesive 2 is polyether polyols；The flame-retardant layer 4 is layers of kraft paper.
The micro air-vent of the inside setting of laminated polyester film 1 can only by water vapour, so that insulating paper waterproofness is very good,
It is provided with nanometer protective layer 3 on laminated polyester film 1, improves insulation performance, is set between nanometer protective layer 3 and laminated polyester film 1
It is equipped with a layer of adhesive 2, adhesive 2 has excellent adhesive strength, and dielectric properties are good, good stability of the dimension, and hardness is high, soft
Good toughness does not easily cause the problems such as mechanical strength is bad, product misplaces, shelf depreciation, and have in the use process of transformer
Effect guarantees the insulation performance and security performance of transformer, and the thickness of adhesive 2 is 2 times of laminated polyester film 1, and increasing prevents electricity
The ability of stream breakdown insulating paper, the setting of flame-retardant layer 4 avoid insulating paper from easily burning in the heat that equipment operation generates,
It ensure that the safety of life and property of people, nanometer protective layer 3 and flame-retardant layer 4 make to glue by the combination of half slot and semi-circular projection
Close even closer, non-woven substrate 8 and inelastic nonwoven layer 5 are connected by the groove being respectively arranged between mutual surface respectively
It connects, is connected by the non-woven fabrics of two layers of different-thickness, the connection type taken keeps non-woven fabrics elasticity mild, and keeps nothing
The effect and performance of woven fabric itself reduce the stiff texture of glue bonding, insulating paper can be made more soft, facilitate bending.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (7)
1. a kind of MULTILAYER COMPOSITE insulating paper, including insulating paper ontology, adhesive, it is characterized in that: the insulating paper ontology includes poly-
Ester film layer, nonwoven layer, the laminated polyester film are internally provided with micro air-vent, and the micro air-vent is evenly distributed on poly-
In ester film layer, the upside and downside of the laminated polyester film are respectively arranged with a nanometer protective layer, and described adhesive protects nanometer
Sheath and laminated polyester film bonding connect, and are provided with multiple tracks half slot on the nanometer protective layer, half slot described in multiple tracks along
The length direction of nanometer protective layer is equally spaced, and flame-retardant layer is provided on the nanometer protective layer, is provided on the flame-retardant layer
The semi-circular projection to match with half slot, the nanometer protective layer are fitted closely with flame-retardant layer, and described adhesive riddles nanometer
In the gap of protective layer and flame-retardant layer, the outside of flame-retardant layer is arranged in the nonwoven layer, and the nonwoven layer includes non-woven fabrics
Base, inelastic nonwoven layer, the non-woven substrate and inelastic nonwoven layer pass through respectively to be respectively set between mutual surface
Some groove connections, the nonwoven layer are connect by adhesive with flame-retardant layer.
2. a kind of MULTILAYER COMPOSITE insulating paper according to claim 1, it is characterized in that: the outside of the nonwoven layer is provided with
Ultraviolet resistant layer and waterproof layer, the waterproof layer are arranged in the outside of ultraviolet resistant layer, are provided with three in the ultraviolet resistant layer
Angle is raised, and the triangular groove with triangle male cooperation is provided on the waterproof layer, and described adhesive riddles waterproof layer and anti-purple
In the gap of outside line layer.
3. a kind of MULTILAYER COMPOSITE insulating paper according to claim 1, it is characterized in that: the length of the half slot is equal to nanometer
The length of protective layer.
4. a kind of MULTILAYER COMPOSITE insulating paper according to claim 1, it is characterized in that: laminated polyester film and nanometer protective layer it
Between 2 times of the thickness with a thickness of laminated polyester film of described adhesive.
5. a kind of MULTILAYER COMPOSITE insulating paper according to claim 2, it is characterized in that: the waterproof layer is resin layer.
6. a kind of MULTILAYER COMPOSITE insulating paper according to claim 1, it is characterized in that: described adhesive is polyurethane polymerization
Object.
7. a kind of MULTILAYER COMPOSITE insulating paper according to claim 1, it is characterized in that: the flame-retardant layer is layers of kraft paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820674297.3U CN208411003U (en) | 2018-05-08 | 2018-05-08 | A kind of MULTILAYER COMPOSITE insulating paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820674297.3U CN208411003U (en) | 2018-05-08 | 2018-05-08 | A kind of MULTILAYER COMPOSITE insulating paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208411003U true CN208411003U (en) | 2019-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820674297.3U Active CN208411003U (en) | 2018-05-08 | 2018-05-08 | A kind of MULTILAYER COMPOSITE insulating paper |
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| CN (1) | CN208411003U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370768A (en) * | 2019-07-22 | 2019-10-25 | 杭州晨达特种纸业有限公司 | A kind of electronic isolation paper |
-
2018
- 2018-05-08 CN CN201820674297.3U patent/CN208411003U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370768A (en) * | 2019-07-22 | 2019-10-25 | 杭州晨达特种纸业有限公司 | A kind of electronic isolation paper |
| CN110370768B (en) * | 2019-07-22 | 2021-06-08 | 杭州晨达特种纸业有限公司 | Electronic insulating paper |
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