CN202120647U - Flame-retarding fireproof flexible cable for environment-friendly equipment - Google Patents
Flame-retarding fireproof flexible cable for environment-friendly equipment Download PDFInfo
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- CN202120647U CN202120647U CN2011202224085U CN201120222408U CN202120647U CN 202120647 U CN202120647 U CN 202120647U CN 2011202224085 U CN2011202224085 U CN 2011202224085U CN 201120222408 U CN201120222408 U CN 201120222408U CN 202120647 U CN202120647 U CN 202120647U
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Abstract
The present utility model relates to a flame-retarding fireproof flexible cable for environment-friendly equipments. The cable comprises a cable core and a sheath wrapped on the periphery of the cable core, wherein the cable core comprises at least one power line for transmitting the current, and at least one control line for transmitting signals. Each power line comprises a conductor, a mica tape fireproof layer and a low smoke zero halogen flame-retarding polyolefin insulating layer, and each control line comprises at least one twisted pair wire stranded by two single wires, an aluminum foil mylar belt inner shielding layer and a copper wire braiding outer shielding layer. In the flame-retarding fireproof flexible cable for environment-friendly equipments, the electric power transmission and the signal control are completed on one cable, the cable can be arranged around the equipments conveniently and simply according to the laying environment, and the construction and maintenance costs are greatly saved. Moreover, as the cable is made with the environment-friendly low smoke zero halogen material, the cable is especially suitable for situations that the equipments are dense and the fire hazard is easily caused.
Description
Technical field
the utility model relates to a kind of cable, is particularly suited for using cable on the various electric equipments.
Background technology
in recent years, the raising of Along with people's environmental protection and awareness of safety, the construction of cable is to the development of compact, multi-purpose type; For the various electric equipments of concentrating the equipment type; The transmission signals again owing to should supply power, therefore, on being electrically connected; Promptly to use power transmission cable, again the signal controlling cable.Traditional cable is with electric power transfer and signal transmission produced by separation and installation, and one side needs to consume more cable, and on the other hand, cable lays complicacy, and construction and maintenance cost are higher.
Summary of the invention
the utility model purpose provides a kind of electric power transfer of electric equipment and environmental-protection flame-retardant fire-resisting flexible cable of signal transmission of being suitable for.
are in order to reach the foregoing invention purpose; The technical scheme of the utility model is: a kind of environment-friendly type equipment is used flame-retardant refractory flexible electric cable; It comprises cable core, is coated on the sheath of cable core periphery; Described cable core comprises at least one power line and at least one control line that is used for transmission signals of being used for transmission current; Every described power line comprises that many soft copper skein silks close the conductor that forms, wrapped at the mica tape fireprotection layer on the said conductor, the low smoke halogen-free flame-retardant polyolefin insulating barrier of extrusion molding on said mica tape fireprotection layer; Every described control line comprises that at least one pair of is by two stranded twisted pair wires that form of single line, wrapped at the aluminium foil wheat drawstring internal shield on the said twisted pair wire, wrapped copper wire braiding outer shielding layer on said aluminium foil wheat drawstring internal shield; Every described single line closes the conductor, the low-smoke bittern-free highly fire-proof polyolefin insulation layer of extrusion molding on conductor that form by many soft copper skein silks to be formed, and described sheath comprises wrapped at the low-smoke bittern-free highly fire-proof band on the said cable core, the extrusion molding low-smoke bittern-free highly fire-proof polyolefin outer jacket on described low-smoke bittern-free highly fire-proof band.
also are filled with the low-smoke bittern-free highly fire-proof material further between described cable core and the sheath.
Mica tape fireprotection layer on
described power line is two-sided plasticising synthetic mica tape.
Conductor diameter in
described power line is greater than the external diameter of conductor in the control line.
described power line is 2～6, and described control line is 1～4, and the every interior twisted pair wire of described control line is 1～31 pair.
Such scheme is adopted in
; The utility model compared with prior art has advantage: the utility model equipment is accomplished electric power transfer and signal controlling with cable simultaneously on a cable; Can according to the ambient conditions that lays simply and easily cloth be placed on around the equipment; And very little bending radius is arranged, practiced thrift construction and maintenance cost greatly, have market popularization value preferably.And cable employing environmental-friendly halogen-free low-smoke material, be particularly suitable for using than the easy breaking out of fire occasion of comparatively dense at equipment.
Description of drawings
Accompanying drawing 1 is the utility model soft cable structure cutaway view;
wherein: 1, power line; 11, conductor; 12, mica tape fireprotection layer; 13, low smoke halogen-free flame-retardant polyolefin insulating barrier; 2, control line; 21, twisted pair wire; 211, conductor; 212, low smoke halogen-free flame-retardant polyolefin insulating barrier; 22, internal shield; 23, outer shielding layer; 31, low-smoke bittern-free highly fire-proof band; 32, low-smoke bittern-free highly fire-proof polyolefin outer jacket.
Embodiment
Below in conjunction with accompanying drawing the utility model preferred embodiment is elaborated:
cable as shown in Figure 1 comprises cable core, is coated on the outer sheath of cable core.Wherein, cable core mainly is made up of three power lines that are used to transmit 1 and a control line 2 that is used for transmission signals.Following elder generation describes the structure of power line and control line:
every power line 1 by conductor 11, wrappedly form at mica tape fireprotection layer 12 on the conductor 11 and the low smoke halogen-free flame-retardant polyolefin insulating barrier 13 of extrusion molding on mica tape fireprotection layer 12.Wherein, conductor 11 is closed by many soft copper skein silks and forms, and mica tape fireprotection layer 12 adopts two-sided plasticising synthetic mica tape, has fire protecting performance preferably.
every control line 2 by at least one pair of twisted wire 21, wrappedly form at internal shield on the twisted pair wire 21 22 and wrapped outer shielding layer 23 on internal shield 22; Wherein, Twisted pair wire 21 is by two mutually stranded forming of single line, and every single line is made up of many mutually stranded conductor 211 and the low smoke halogen-free flame-retardant polyolefin insulating barriers 212 of extrusion molding on conductor 211 of soft copper silk.Described internal shield 22 adopts high strength aluminium foil wheat to draw wrapped forming, and described outer shielding layer 23 is formed by the copper wire braiding.
Conductor in conductor 11 in
said power 1 and the control line 2 in every single line is 5 types of conductor structures; In the present embodiment; Conductor 11 external diameters in the power line 1 are greater than in the control line 2 external diameter of conductor 211 in the every single line, and promptly the mutually stranded soft copper silk of the conductor in the power line 1 11 is more.
described sheath comprises wrapped at the low-smoke bittern-free highly fire-proof band 31 on the cable core, the extrusion molding low-smoke bittern-free highly fire-proof polyolefin outer jacket 32 on low-smoke bittern-free highly fire-proof band 31.
In
present embodiment, between cable core and sheath, also be filled with filler and form packed layer 33, described filler is the low-smoke bittern-free highly fire-proof polyolefin.
concrete course of processing of present embodiment flexible cable is following: the conductor (adopting 5 types of conductor structures) that at first will be used for the power line of transmission current is extruded one deck resistant environmental low-smoke halogen-free flame polyolefin insulation material through fire-resistant isinglass belt after wrapped outside; One deck resistant environmental low-smoke halogen-free flame polyolefin insulation material is extruded in conductor (the adopting 5 types of conductor structures) outside that will be used for transmission signals then; Then the insulated single wire of extruding is carried out pair twist; The wrapped one deck aluminium foil wheat drawstring in the intact back of pair twist; Carry out the copper wire braiding behind wrapped the finishing; With power line and the stranded stranding of holding wire, wrapped one deck low-smoke bittern-free highly fire-proof band is then extruded one deck resistant environmental low-smoke halogen-free flame polyolefin jacket material behind the stranding at last.
the utility model environment-friendly type electrical equipment is integrated in one electric power transfer and signal transmission with flame-retardant refractory flexible electric cable; Wherein electric power transfer can be according to the capacity requirement of equipment; Rational designing power supply cross-sectional area; The signal transmission adopts the twisted pair wire of aluminium foil Mai Lajia copper wire braiding to accomplishing, and has strengthened signal transfer quality greatly.Can make the power line of different core numbers and the control line of different pairs according to user's equipment situation during fabrication; Can reach 6 like power line; Control line can reach 4; It is how right that twisted pair wire in every control line has, and can be according to user's the protective layer that environment can design cable that lays, so that cable can adapt to the use of user under varying environment.The generation of secondary disaster and the noxious substance in the cable material were to the injury of the person when cable adopted environmental-friendly halogen-free low-smoke high flame retardant cable material of polyolefin to prevent fire.
the foregoing description is only for explaining the technical conceive and the characteristics of the utility model; Its purpose is to let the personage who is familiar with this technology can understand content of the utility model and enforcement according to this; Can not limit the protection range of the utility model with this; All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection range of the utility model.
Claims (5)
1. an environment-friendly type equipment is used flame-retardant refractory flexible electric cable; It comprises cable core, is coated on the sheath of cable core periphery; It is characterized in that: described cable core comprises at least one power line and at least one control line that is used for transmission signals of being used for transmission current; Every described power line comprises that many soft copper skein silks close the conductor that forms, wrapped at the mica tape fireprotection layer on the said conductor, the low smoke halogen-free flame-retardant polyolefin insulating barrier of extrusion molding on said mica tape fireprotection layer; Every described control line comprises that at least one pair of is by two stranded twisted pair wires that form of single line, wrapped at the aluminium foil wheat drawstring internal shield on the said twisted pair wire, wrapped copper wire braiding outer shielding layer on said aluminium foil wheat drawstring internal shield; Every described single line closes the conductor, the low-smoke bittern-free highly fire-proof polyolefin insulation layer of extrusion molding on conductor that form by many soft copper skein silks to be formed, and described sheath comprises wrapped at the low-smoke bittern-free highly fire-proof band on the said cable core, the extrusion molding low-smoke bittern-free highly fire-proof polyolefin outer jacket on described low-smoke bittern-free highly fire-proof band.
2. environment-friendly type equipment according to claim 1 is used flame-retardant refractory flexible electric cable, it is characterized in that: also be filled with the low-smoke bittern-free highly fire-proof material between described cable core and the sheath.
3. environment-friendly type equipment according to claim 1 and 2 is used flame-retardant refractory flexible electric cable, and it is characterized in that: the mica tape fireprotection layer on the described power line is two-sided plasticising synthetic mica tape.
4. environment-friendly type equipment according to claim 1 is used flame-retardant refractory flexible electric cable, and it is characterized in that: the conductor diameter in the described power line is greater than the external diameter of conductor in the control line.
5. environment-friendly type equipment according to claim 1 is used flame-retardant refractory flexible electric cable, and it is characterized in that: described power line is 2～6, and described control line is 1～4, and the every interior twisted pair wire of described control line is 1～31 pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202224085U CN202120647U (en) | 2011-06-28 | 2011-06-28 | Flame-retarding fireproof flexible cable for environment-friendly equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202224085U CN202120647U (en) | 2011-06-28 | 2011-06-28 | Flame-retarding fireproof flexible cable for environment-friendly equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202120647U true CN202120647U (en) | 2012-01-18 |
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ID=45461694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202224085U Expired - Lifetime CN202120647U (en) | 2011-06-28 | 2011-06-28 | Flame-retarding fireproof flexible cable for environment-friendly equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202120647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102306517A (en) * | 2011-06-28 | 2012-01-04 | 江苏通鼎光电股份有限公司 | Environmental friendly flame retardant soft cable for equipment |
-
2011
- 2011-06-28 CN CN2011202224085U patent/CN202120647U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102306517A (en) * | 2011-06-28 | 2012-01-04 | 江苏通鼎光电股份有限公司 | Environmental friendly flame retardant soft cable for equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TONGDING INTERCONNECTION INFORMATION CO., LTD. Free format text: FORMER NAME: JIANGSU TONGDING OPTICAL + ELECTRIC TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Suzhou Zhenze town of Wujiang city of Jiangsu province 215233 City Development Zone eight Xiaoping Avenue No. 18 Patentee after: The logical interconnected information limited company of ancient cooking vessel Address before: Suzhou Zhenze town of Wujiang city of Jiangsu province 215233 City Development Zone eight Xiaoping Avenue No. 18 Patentee before: Jiangsu Tongding Optical & Electric Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120118 |