CN204904863U - Environmental protection safety nanometer type high flexibility mineral insulation metal covering fireproof cable - Google Patents
Environmental protection safety nanometer type high flexibility mineral insulation metal covering fireproof cable Download PDFInfo
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- CN204904863U CN204904863U CN201520662018.8U CN201520662018U CN204904863U CN 204904863 U CN204904863 U CN 204904863U CN 201520662018 U CN201520662018 U CN 201520662018U CN 204904863 U CN204904863 U CN 204904863U
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- high flexibility
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Abstract
The utility model relates to an environmental protection safety nanometer type high flexibility mineral insulation metal covering fireproof cable, it includes the coalesced copper conductor coalesced copper conductor outside is equipped with the shielding layer the shielding layer outside is equipped with the insulating layer the insulating layer outside is equipped with nanometer pottery plastic layer nanometer pottery plastic layer outside is equipped with the metal covering, electrically conductive unit is constituteed to coalesced copper conductor, shielding layer, insulating layer, nanometer pottery plastic layer and metal covering, electrically conductive unit is equipped with two at least electrically conductive unit outside is equipped with the filling layer the filling layer outside is equipped with around the covering be equipped with the inner liner around the covering outside the inner liner outside is equipped with the flame retardant coating the flame retardant coating outside is equipped with the oversheath layer, their constitution cable bodies, the diameter of electrically conductive unit accounts for the 14 -13 of cable body diameter. The utility model discloses whole flexible good, the fire -protection rating is high, the environmental protection.
Description
Technical field
The utility model relates to a kind of cable, is specifically related to a kind of fireproof cable.
Background technology
Along with the fast development of national economy, as the aortal electric wire of national economy, its consumption and the scope of application increasing.At present, the requirement of each field to the quality and performance of electric wire is more and more higher, because of electric wire, cable aging and fire that is that cause also gets more and more, how to reduce the incidence of fire and breaking out of fire time the death rate, fire prevention, environmental protection also become the developing direction of wires and cables industry.
Summary of the invention
Goal of the invention: the purpose of this utility model is to overcome deficiency of the prior art, and provide a kind of overall flexibility good, fire-protection rating is high, the safe Nano type high flexibility mineral insulation metallic sheath fireproof cable of environmental protection.
Technical scheme: in order to solve the problems of the technologies described above, Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable described in the utility model, it comprises oxygen-free copper conductor, screen is provided with in described oxygen-free copper conductor outside, insulating barrier is provided with in described screen outside, nanometer scale ceramics plastic layer is provided with in described insulating barrier outside, metallic sheath is provided with in described nanometer scale ceramics plastic layer outside, described oxygen-free copper conductor, screen, insulating barrier, nanometer scale ceramics plastic layer and metallic sheath composition conductive unit, described conductive unit is at least provided with two, packed layer is provided with in described conductive unit outside, lapping layer is provided with in described packed layer outside, inner covering is provided with in described lapping layer outside, fireprotection layer is provided with in described inner covering outside, external sheath layer is provided with in described fireprotection layer outside, they form cable body, the diameter of described conductive unit accounts for the 1/4-1/3 of cable body diameter.
Described insulating barrier is inorganic mineral insulation layer.
Described metallic sheath is withdrawable type metallic sheath.
Described packed layer is filling polyurethane layer.
Described lapping layer is without shuttle woven fiberglass cloth lapping layer.
Described inner covering is mineral ceramic powder and silicon rubber extruded layer.
Described fireprotection layer is inorganic short fiber adhesive-layer.
Described external sheath layer is low smoke, zero halogen cross-linking radiation polyolefin sheath layer.
Described conductive unit arranges two, and the diameter of described conductive unit accounts for 1/3 of cable body diameter.
Beneficial effect: the utility model compared with prior art, its remarkable advantage is: the utility model vibrational power flow is reasonable, Integral sealing, adopt oxygen-free copper conductor, compare fine copper, fine aluminium cable is more stable, conductivity is higher, adopt nanometer scale ceramics plastic layer, cable is porcelain in flame combustion environment, define the insulation isolation of cable in hot environment, the outermost layer of described conductive unit is set to withdrawable type metallic sheath, conductive unit is adjacent to more, compact conformation, adopt inorganic short fiber viscose glue fireprotection layer, can play and well isolate flame retardant effect, fire-protection rating is high, adopt flexible outer sheath layer, guarantee whole cable is flexible, Cable Bending Radius is large, make respectively to organize the stressed more even of conductive unit in cable distort process, adopt low smoke, zero halogen cross-linking radiation polyolefin sheath layer, any pernicious gas is not produced during burning, environmental protection, described conductive unit arranges two, and the diameter of described conductive unit accounts for 1/3 of cable body diameter, again by each layer with the use of, conductive unit runs the most reliable, result of use is the most desirable, this Total Product long service life, applied widely, realistic instructions for use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1, Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable described in the utility model, it comprises oxygen-free copper conductor 1, screen 2 is provided with in described oxygen-free copper conductor 1 outside, insulating barrier 3 is provided with in described screen 2 outside, nanometer scale ceramics plastic layer 4 is provided with in described insulating barrier 3 outside, metallic sheath 5 is provided with in described nanometer scale ceramics plastic layer 4 outside, described oxygen-free copper conductor 1, screen 2, insulating barrier 3, nanometer scale ceramics plastic layer 4 and metallic sheath 5 form conductive unit, described conductive unit establishes two altogether, packed layer 6 is provided with in described conductive unit outside, lapping layer 7 is provided with in described packed layer 6 outside, inner covering 8 is provided with in described lapping layer 7 outside, fireprotection layer 9 is provided with in described inner covering 8 outside, external sheath layer 10 is provided with in described fireprotection layer 9 outside, they form cable body, the diameter of described conductive unit accounts for 1/3 of cable body diameter, described insulating barrier 3 is inorganic mineral insulation layer, described metallic sheath 5 is withdrawable type metallic sheath, described packed layer 6 is filling polyurethane layer, described lapping layer 7 is without shuttle woven fiberglass cloth lapping layer, described inner covering 8 is mineral ceramic powder and silicon rubber extruded layer, described fireprotection layer 9 is inorganic short fiber adhesive-layer, described external sheath layer 10 is low smoke, zero halogen cross-linking radiation polyolefin sheath layer.The utility model vibrational power flow is reasonable, Integral sealing, adopt oxygen-free copper conductor, compare fine copper, fine aluminium cable is more stable, conductivity is higher, adopt nanometer scale ceramics plastic layer, cable is porcelain in flame combustion environment, define the insulation isolation of cable in hot environment, the outermost layer of described conductive unit is set to withdrawable type metallic sheath, conductive unit is adjacent to more, compact conformation, adopt inorganic short fiber viscose glue fireprotection layer, can play and well isolate flame retardant effect, fire-protection rating is high, adopt flexible outer sheath layer, guarantee whole cable is flexible, Cable Bending Radius is large, make respectively to organize the stressed more even of conductive unit in cable distort process, adopt low smoke, zero halogen cross-linking radiation polyolefin sheath layer, any pernicious gas is not produced during burning, environmental protection, described conductive unit arranges two, and the diameter of described conductive unit accounts for 1/3 of cable body diameter, again by each layer with the use of, conductive unit runs the most reliable, result of use is the most desirable, this Total Product long service life, applied widely, realistic instructions for use.
The utility model provides a kind of thinking and method; the method and access of this technical scheme of specific implementation is a lot; the above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art, under the prerequisite not departing from the utility model principle, some improvements and modifications can also be made; these improvements and modifications also should be considered as protection range of the present utility model, and all available prior art of each part not clear and definite in the present embodiment is realized.
Claims (9)
1. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable, it is characterized in that: it comprises oxygen-free copper conductor (1), screen (2) is provided with in described oxygen-free copper conductor (1) outside, insulating barrier (3) is provided with in described screen (2) outside, nanometer scale ceramics plastic layer (4) is provided with in described insulating barrier (3) outside, metallic sheath (5) is provided with in described nanometer scale ceramics plastic layer (4) outside, described oxygen-free copper conductor (1), screen (2), insulating barrier (3), nanometer scale ceramics plastic layer (4) and metallic sheath (5) composition conductive unit, described conductive unit is at least provided with two, packed layer (6) is provided with in described conductive unit outside, lapping layer (7) is provided with in described packed layer (6) outside, inner covering (8) is provided with in described lapping layer (7) outside, fireprotection layer (9) is provided with in described inner covering (8) outside, external sheath layer (10) is provided with in described fireprotection layer (9) outside, they form cable body, the diameter of described conductive unit accounts for the 1/4-1/3 of cable body diameter.
2. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable according to claim 1, is characterized in that: described insulating barrier (3) is inorganic mineral insulation layer.
3. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable according to claim 1, is characterized in that: described metallic sheath (5) is withdrawable type metallic sheath.
4. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable according to claim 1, is characterized in that: described packed layer (6) is filling polyurethane layer.
5. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable according to claim 1, is characterized in that: described lapping layer (7) is without shuttle woven fiberglass cloth lapping layer.
6. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable according to claim 1, is characterized in that: described inner covering (8) is mineral ceramic powder and silicon rubber extruded layer.
7. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable according to claim 1, is characterized in that: described fireprotection layer (9) is inorganic short fiber adhesive-layer.
8. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable according to claim 1, is characterized in that: described external sheath layer (10) is low smoke, zero halogen cross-linking radiation polyolefin sheath layer.
9. Environmental Safety Nano type high flexibility mineral insulation metallic sheath fireproof cable according to claim 1, it is characterized in that: described conductive unit arranges two, the diameter of described conductive unit accounts for 1/3 of cable body diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520662018.8U CN204904863U (en) | 2015-08-28 | 2015-08-28 | Environmental protection safety nanometer type high flexibility mineral insulation metal covering fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520662018.8U CN204904863U (en) | 2015-08-28 | 2015-08-28 | Environmental protection safety nanometer type high flexibility mineral insulation metal covering fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204904863U true CN204904863U (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520662018.8U Expired - Fee Related CN204904863U (en) | 2015-08-28 | 2015-08-28 | Environmental protection safety nanometer type high flexibility mineral insulation metal covering fireproof cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN204904863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022257682A1 (en) * | 2021-06-07 | 2022-12-15 | 江苏恒辉电气有限公司 | Mineral-filled flame-retardant and fireproof isolation-type special cable for modern buildings |
-
2015
- 2015-08-28 CN CN201520662018.8U patent/CN204904863U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022257682A1 (en) * | 2021-06-07 | 2022-12-15 | 江苏恒辉电气有限公司 | Mineral-filled flame-retardant and fireproof isolation-type special cable for modern buildings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20190828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |