CN207199333U - A kind of non-ignitable cable of flexible high-temperature resistant - Google Patents
A kind of non-ignitable cable of flexible high-temperature resistant Download PDFInfo
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- CN207199333U CN207199333U CN201721306743.7U CN201721306743U CN207199333U CN 207199333 U CN207199333 U CN 207199333U CN 201721306743 U CN201721306743 U CN 201721306743U CN 207199333 U CN207199333 U CN 207199333U
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- ignitable
- temperature resistant
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Abstract
The utility model belongs to electric line clothing arts, is related to a kind of non-ignitable cable of flexible high-temperature resistant, including：The cable core being made up of the more non-ignitable insulated wire cores of flexible high-temperature resistant, the first sheath for being coated on the outside of cable core and being filled in the filling separation layer in the non-ignitable insulated wire cores gap of high temperature resistant, be coated on the outside of filling separation layer and the second sheath, the 3rd sheath and the metal sheath that are coated on successively on the outside of the first sheath；Wherein, the non-ignitable insulated wire cores of high temperature resistant include：Annealed state copper conductor and the non-ignitable insulating barrier of the high temperature resistant being coated on the outside of annealed state copper conductor；The non-ignitable insulating barrier of high temperature resistant is made using non-ignitable synthetic mica tape is wrapped, and wrapping angle is 25 ° 40 °, and wrapped overlapping cap rate is 25% 55%, and the wrapped number of plies is 15 layers.The utility model significantly improves the high temperature resistant of cable, refractory ability, cable is had non-ignitable performance in high temperature fire hazard environment, and improves its bending property, is easy to produce and constructs.
Description
Technical field
The utility model belongs to electric line clothing arts, is related to a kind of non-ignitable cable of flexible high-temperature resistant.
Background technology
Electric wire product is widely used in each field such as architectural electricity, track traffic, communication, the energy, with application end
Technology continue to develop, the performance requirement of electric wire is also improved constantly.The particularly continuous growth of electricity needs, application end
It is continuous integrated, more and more higher is required to the safety and reliability of electric wire.
According to statistics, because fire incident caused by electric fault accounts for more than the 60% of sum.Distributor point how is improved to arrive
The security performance of circuit (in particular for fire-fighting and the transmission line of security system protective loop) between various electrical equipments, it is special
It is not resistance to elevated temperatures, it is significant.
Utility model content
For overcome the deficiencies in the prior art, the utility model aims to provide a kind of non-ignitable cable of flexible high-temperature resistant.
According to one side of the present utility model, a kind of non-ignitable cable of flexible high-temperature resistant, the cable includes：It is resistance to by more flexibilities
The cable core of the non-ignitable insulated wire cores composition of high temperature, it is coated on the outside of the cable core and is filled in the non-ignitable insulated wire cores of the high temperature resistant
The filling separation layer in gap, the first sheath being coated on the outside of the filling separation layer and it is coated on described first successively
The second sheath, the 3rd sheath and metal sheath on the outside of sheath；Wherein, first sheath uses nano aluminium oxide
The alkali-free glass fibre band of coating is wrapped to be made；Second sheath is made using non-ignitable synthetic mica tape is wrapped；Described
Three sheaths are made using alkali-free glass fibre band is wrapped；The non-ignitable insulated wire cores of high temperature resistant include：Annealed state copper conductor with
And it is coated on the non-ignitable insulating barrier of high temperature resistant on the outside of the annealed state copper conductor；The non-ignitable insulating barrier of high temperature resistant uses non-ignitable conjunction
It is made into Mica tape, wrapping angle is 25 ° -40 °, and wrapped overlapping cap rate is 25%-55%, and the wrapped number of plies is 1-5 layers.
According to exemplary embodiment of the present utility model, the filling separation layer of the non-ignitable cable of flexible high-temperature resistant use every
Oxygen mud extrudes obtained.
According to exemplary embodiment of the present utility model, the first sheath of the non-ignitable cable of flexible high-temperature resistant it is wrapped
Angle is 30 °, and wrapped overlapping cap rate is 25%-30%.
According to exemplary embodiment of the present utility model, the second sheath of the non-ignitable cable of flexible high-temperature resistant it is wrapped
Angle is 30 ° -35 °, and wrapped overlapping cap rate is 25%-35%, and the wrapped number of plies is 1-5 layers.
According to exemplary embodiment of the present utility model, the 3rd sheath of the non-ignitable cable of flexible high-temperature resistant it is wrapped
Angle is 35 ° -40 °, and wrapped overlapping cap rate is 28%-32%, and the wrapped number of plies is 1-3 layers.
According to exemplary embodiment of the present utility model, the metal sheath of the non-ignitable cable of flexible high-temperature resistant is flexible copper
Sheath or flexible stainless steel sheath.
Compared with prior art, the utility model has advantages below：
The utility model integrated use and optimization material and processing technology, realize the preparation of the non-ignitable cable of flexible high-temperature resistant,
High temperature resistant, the refractory ability of cable are significantly improved, makes cable that there is non-ignitable performance in high temperature fire hazard environment, and improve it
Bending property, it is easy to produce and constructs.
Brief description of the drawings
Fig. 1 is the structural representation according to the non-ignitable cable of flexible high-temperature resistant of the utility model embodiment.
In figure, 1- annealed state copper conductors, the non-ignitable insulating barrier of 2- high temperature resistants, 3- filling separation layers, the sheaths of 4- first, 5- the
Two sheaths, the sheaths of 6- the 3rd, 7- metal sheaths.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
A kind of non-ignitable cable of flexible high-temperature resistant, its structure are as shown in Figure 1.The non-ignitable cable of the flexible high-temperature resistant is by annealed state copper
The non-ignitable insulating barrier 2 of the high temperature resistant of conductor (hereinafter referred to as " conductor ") 1 and its external sheath forms the non-ignitable insulated wire cores of high temperature resistant.Again
Cable core is formed by the more non-ignitable insulated wire cores of high temperature resistant.On the outside of the cable core between cladding and the non-ignitable insulated wire cores of high temperature resistant between
Gap extrudes filling separation layer 3.The first sheath 4, the second sheath 5, the 3rd sheath 6 are coated successively outside filling separation layer 3
With metal sheath layer 7.
Specifically, conductor 1 can use oxygen-free copper bar to be drawn by continuous annealing and annealed copper single line is made.
The non-ignitable insulating barrier 2 of high temperature resistant is made using non-ignitable synthetic mica tape is wrapped, and wrapping angle is 25 ° -40 °, wrapped heavy
Folded cap rate is 25%-55%, and the wrapped number of plies is 1-5 layers.
The filling separation layer 3 of the non-ignitable cable of flexible high-temperature resistant is extruded obtained using oxygen barrier mud.
First sheath 4 of the non-ignitable cable of flexible high-temperature resistant is wrapped using the alkali-free glass fibre band of nano aluminium oxide coating
It is made, wrapping angle is 30 °, and wrapped overlapping cap rate is 25%-30%.It is worth noting that, in the utility model, such as without phase
Anti- instruction, the wrapped number of plies is 1 layer when wrapped.
Second sheath 5 of the non-ignitable cable of flexible high-temperature resistant is made using non-ignitable synthetic mica tape is wrapped, and wrapping angle is
30 ° -35 °, wrapped overlapping cap rate is 25%-35%, and the wrapped number of plies is 1-5 layers.
3rd sheath 6 of the non-ignitable cable of flexible high-temperature resistant is made using alkali-free glass fibre band is wrapped, and wrapping angle is
35 ° -40 °, wrapped overlapping cap rate is 28%-32%, and the wrapped number of plies is 1-3 layers.
The metal sheath 7 of the non-ignitable cable of flexible high-temperature resistant is flexible copper sheath or flexible stainless steel sheath.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (6)
1. a kind of non-ignitable cable of flexible high-temperature resistant, it is characterised in that the cable includes：By the more non-ignitable insulated wires of flexible high-temperature resistant
The cable core of core composition, the filling for being coated on the outside of the cable core and being filled in the non-ignitable insulated wire cores gap of high temperature resistant isolation
Layer, the first sheath being coated on the outside of the filling separation layer and be coated on successively on the outside of first sheath the
Two sheaths, the 3rd sheath and metal sheath；Wherein, first sheath uses the alkali-free glass of nano aluminium oxide coating
Fiber band is wrapped to be made；Second sheath is made using non-ignitable synthetic mica tape is wrapped；3rd sheath uses nothing
Alkali containing glass fibre band is wrapped to be made；The non-ignitable insulated wire cores of high temperature resistant include：Annealed state copper conductor and it is coated on described move back
The non-ignitable insulating barrier of high temperature resistant on the outside of fiery state copper conductor；The non-ignitable insulating barrier of high temperature resistant is using non-ignitable synthetic mica tape around packing
, wrapping angle is 25 ° -40 °, and wrapped overlapping cap rate is 25%-55%, and the wrapped number of plies is 1-5 layers.
2. the non-ignitable cable of flexible high-temperature resistant according to claim 1, it is characterised in that the filling separation layer uses oxygen barrier
Mud extrudes obtained.
3. the non-ignitable cable of flexible high-temperature resistant according to claim 1, it is characterised in that the lapping angle of first sheath
Spend for 30 °, wrapped overlapping cap rate is 25%-30%.
4. the non-ignitable cable of flexible high-temperature resistant according to claim 1, it is characterised in that the lapping angle of second sheath
Spend for 30 ° -35 °, wrapped overlapping cap rate is 25%-35%, and the wrapped number of plies is 1-5 layers.
5. the non-ignitable cable of flexible high-temperature resistant according to claim 1, it is characterised in that the lapping angle of the 3rd sheath
Spend for 35 ° -40 °, wrapped overlapping cap rate is 28%-32%, and the wrapped number of plies is 1-3 layers.
6. the non-ignitable cable of flexible high-temperature resistant according to claim 1, it is characterised in that the metal sheath protects for flexible copper
Layer or flexible stainless steel sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721306743.7U CN207199333U (en) | 2017-10-11 | 2017-10-11 | A kind of non-ignitable cable of flexible high-temperature resistant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721306743.7U CN207199333U (en) | 2017-10-11 | 2017-10-11 | A kind of non-ignitable cable of flexible high-temperature resistant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207199333U true CN207199333U (en) | 2018-04-06 |
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ID=61787985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721306743.7U Active CN207199333U (en) | 2017-10-11 | 2017-10-11 | A kind of non-ignitable cable of flexible high-temperature resistant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207199333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112151214A (en) * | 2020-09-29 | 2020-12-29 | 广东天虹电缆有限公司 | Fireproof flame-retardant cable with inner sheath |
-
2017
- 2017-10-11 CN CN201721306743.7U patent/CN207199333U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112151214A (en) * | 2020-09-29 | 2020-12-29 | 广东天虹电缆有限公司 | Fireproof flame-retardant cable with inner sheath |
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