CN204834091U - Fireproof cable - Google Patents
Fireproof cable Download PDFInfo
- Publication number
- CN204834091U CN204834091U CN201520549465.2U CN201520549465U CN204834091U CN 204834091 U CN204834091 U CN 204834091U CN 201520549465 U CN201520549465 U CN 201520549465U CN 204834091 U CN204834091 U CN 204834091U
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- conductive unit
- conductor
- fireproof cable
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Abstract
The utility model relates to a fireproof cable, it includes the conductor the conductor outside is equipped with the shielding layer the shielding layer outside is equipped with the pottery plastic layer, the shielding layer compares for 1 with the thickness of pottery plastic layer: 5, electrically conductive unit is constituteed to conductor, shielding layer and pottery plastic layer, 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 weaving layer around the covering outside, the weaving layer repeatedly 1 is woven perpendicularly and is formed according to 1 by thin copper wire and aramid fiber silk the weaving layer outside is equipped with the flame retardant coating the flame retardant coating outside is equipped with the oversheath layer, their constitution cable bodies, electrically conductive unit diameter accounts for the 14 -13 of cable body diameter. The utility model discloses whole flexible good, insulating reliable, 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, provides a kind of overall flexibility good, insulation is reliable, and fire-protection rating is high, the fireproof cable of environmental protection.
Technical scheme: in order to solve the problems of the technologies described above, a kind of fireproof cable described in the utility model, it comprises conductor, screen is provided with in described conductor outside, ceramic plastic layer is provided with in described screen outside, the Thickness Ratio of described screen and ceramic plastic layer is 1:5, described conductor, screen and ceramic plastic layer 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, braid is provided with in described lapping layer outside, described braid is formed according to 11 vertical woven that changes by thin copper wire and aramid fiber silk, fireprotection layer is provided with in described braid outside, external sheath layer is provided with in described fireprotection layer outside, they form cable body, described conductive unit diameter accounts for the 1/4-1/3 of cable body diameter.
Described conductor is oxygen-free copper conductor.
Described packed layer is glass fibre packed layer.
Described lapping layer is without shuttle woven fiberglass cloth lapping layer.
Described fireprotection layer is inorganic short fiber adhesive-layer.
Described external sheath layer is halogen-free and low-smoke flame-retardant polyolefin sheathed layer.
Described conductive unit arranges three, and described conductive unit diameter 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, employing Thickness Ratio is screen and the insulating barrier of 1:5, shielding insulation effect is best, adopt ceramic plastic layer (i.e. insulating barrier), cable is porcelain in flame combustion environment, define the insulation isolation of cable in hot environment, adopt the braid of thin copper wire and aramid fiber silk composition, effective flexibility improving entirety, adopt glass fibre packed layer, filling effect is desirable, adopt inorganic short fiber adhesive-layer as fireprotection layer, can play and well isolate flame retardant effect, adopt halogen-free and low-smoke flame-retardant polyolefin sheathed layer, further increase overall fire protecting performance, any pernicious gas is not produced during burning, described conductive unit arranges three, and described conductive unit diameter 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, a kind of fireproof cable described in the utility model, it comprises conductor 1, screen 2 is provided with in described conductor 1 outside, ceramic plastic layer 3 is provided with in described screen 2 outside, described screen 2 is 1:5 with the Thickness Ratio of ceramic plastic layer 3, described conductor 1, screen 2 and ceramic plastic layer 3 form conductive unit 4, described conductive unit 4 is provided with three, packed layer 5 is provided with in described conductive unit 4 outside, lapping layer 6 is provided with in described packed layer 5 outside, braid 7 is provided with in described lapping layer 6 outside, described braid 7 is formed according to 11 vertical woven that changes by thin copper wire and aramid fiber silk, fireprotection layer 8 is provided with in described braid 7 outside, external sheath layer 9 is provided with in described fireprotection layer 8 outside, they form cable body 10, described conductive unit 4 diameter accounts for 1/3 of cable body 10 diameter, described conductor 1 is oxygen-free copper conductor, described packed layer 5 is glass fibre packed layer, described lapping layer 6 is without shuttle woven fiberglass cloth lapping layer, described fireprotection layer 8 is inorganic short fiber adhesive-layer, described external sheath layer 9 is halogen-free and low-smoke flame-retardant polyolefin sheathed 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, employing Thickness Ratio is screen and the insulating barrier of 1:5, shielding insulation effect is best, adopt ceramic plastic layer (i.e. insulating barrier), cable is porcelain in flame combustion environment, define the insulation isolation of cable in hot environment, adopt the braid of thin copper wire and aramid fiber silk composition, effective flexibility improving entirety, adopt glass fibre packed layer, filling effect is desirable, adopt inorganic short fiber adhesive-layer as fireprotection layer, can play and well isolate flame retardant effect, adopt halogen-free and low-smoke flame-retardant polyolefin sheathed layer, further increase overall fire protecting performance, any pernicious gas is not produced during burning, described conductive unit arranges three, and described conductive unit diameter 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 (7)
1. a fireproof cable, it is characterized in that: it comprises conductor (1), screen (2) is provided with in described conductor (1) outside, ceramic plastic layer (3) is provided with in described screen (2) outside, described screen (2) is 1:5 with the Thickness Ratio of ceramic plastic layer (3), described conductor (1), screen (2) and ceramic plastic layer (3) composition conductive unit (4), described conductive unit (4) is at least provided with two, packed layer (5) is provided with in described conductive unit (4) outside, lapping layer (6) is provided with in described packed layer (5) outside, braid (7) is provided with in described lapping layer (6) outside, described braid (7) is formed according to 11 vertical woven that changes by thin copper wire and aramid fiber silk, fireprotection layer (8) is provided with in described braid (7) outside, external sheath layer (9) is provided with in described fireprotection layer (8) outside, their compositions cable body (10), described conductive unit (4) diameter accounts for the 1/4-1/3 of cable body (10) diameter.
2. fireproof cable according to claim 1, is characterized in that: described conductor (1) is oxygen-free copper conductor.
3. fireproof cable according to claim 1, is characterized in that: described packed layer (5) is glass fibre packed layer.
4. fireproof cable according to claim 1, is characterized in that: described lapping layer (6) is without shuttle woven fiberglass cloth lapping layer.
5. fireproof cable according to claim 1, is characterized in that: described fireprotection layer (8) is inorganic short fiber adhesive-layer.
6. fireproof cable according to claim 1, is characterized in that: described external sheath layer (9) is halogen-free and low-smoke flame-retardant polyolefin sheathed layer.
7. fireproof cable according to claim 1, is characterized in that: described conductive unit (4) arranges three, and described conductive unit (4) diameter accounts for 1/3 of cable body (10) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520549465.2U CN204834091U (en) | 2015-07-27 | 2015-07-27 | Fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520549465.2U CN204834091U (en) | 2015-07-27 | 2015-07-27 | Fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204834091U true CN204834091U (en) | 2015-12-02 |
Family
ID=54691664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520549465.2U Expired - Fee Related CN204834091U (en) | 2015-07-27 | 2015-07-27 | Fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204834091U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405524A (en) * | 2015-12-22 | 2016-03-16 | 上海朗达电缆（集团）有限公司 | Fire-resistant optical fiber composite medium-voltage cable and manufacturing process of fire-resistant optical fiber composite medium-voltage cable |
| CN107305803A (en) * | 2016-04-20 | 2017-10-31 | 无锡市苏南电缆有限公司 | A kind of Novel fireproof cable |
| CN108878042A (en) * | 2018-07-12 | 2018-11-23 | 王迅 | A kind of corrosion proof cable |
-
2015
- 2015-07-27 CN CN201520549465.2U patent/CN204834091U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405524A (en) * | 2015-12-22 | 2016-03-16 | 上海朗达电缆（集团）有限公司 | Fire-resistant optical fiber composite medium-voltage cable and manufacturing process of fire-resistant optical fiber composite medium-voltage cable |
| CN105405524B (en) * | 2015-12-22 | 2018-03-16 | 上海朗达电缆（集团）有限公司 | A kind of fire resisting optical fiber composite medium-pressure cable and its manufacture craft |
| CN107305803A (en) * | 2016-04-20 | 2017-10-31 | 无锡市苏南电缆有限公司 | A kind of Novel fireproof cable |
| CN108878042A (en) * | 2018-07-12 | 2018-11-23 | 王迅 | A kind of corrosion proof cable |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20180727 |