CN201788730U - Control cable with low smoke halogen-free and flame retardant rubber insulation sheath for railway vehicles - Google Patents
Control cable with low smoke halogen-free and flame retardant rubber insulation sheath for railway vehicles Download PDFInfo
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- CN201788730U CN201788730U CN2010202722122U CN201020272212U CN201788730U CN 201788730 U CN201788730 U CN 201788730U CN 2010202722122 U CN2010202722122 U CN 2010202722122U CN 201020272212 U CN201020272212 U CN 201020272212U CN 201788730 U CN201788730 U CN 201788730U
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- control cable
- halogen flame
- cable
- smoke non
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Abstract
The utility model relates to a cable, in particular to a control cable with a low smoke halogen-free and flame retardant rubber insulation sheath for railway vehicles, which comprises multiple central conductors. The central conductors are arranged at the center of the cable, and a partition layer I is longitudinally wrapped outside each of the central conductors. The control cable is characterized in that the central conductors are twisted pairwise to form a plurality of conductor units, a tinned copper wire braided armor layer and a rubber sheath I are wrapped outside the conductor units, the conductor units are all distributed at the center of the cable, a plurality of outer conductors are evenly distributed on the outer layer of the cable, a high-temperature resistant polyester tape is longitudinally wrapped outside the outer layer conductors, an ethylene-propylene insulating layer is extruded outside the high-temperature resistant polyester tape, and a tinned copper wire layer is braided outside the ethylene-propylene insulating layer. The control cable has the advantages of being remarkable in anti-interference performance, good in low-temperature and high-temperature resisting effect, excellent in flexibility, convenient to use, large in carrying capacity, long in service life and the like.
Description
Technical field
The utility model relates to a kind of cable, especially relates to a kind of low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable.
Background technology
At present, both at home and abroad rail traffic vehicles is with control cable widespread production, its main performance is confined to use the polyolefin insulation sheath material, its pliability is not good enough, and shielding properties and anti-interference are not good, though such cable also all has the low-smoke non-halogen flame-retardant characteristic at present, but because rail traffic vehicles uses under special environment with control cable, it is limited to lay the space, and multiple cable bunchy is laid in together, cause control signal distortion or interference, brought potential safety hazard to railway locomotive.There is current track locomotive cable all to adopt polyolefin insulation sheath material again, under the cable overload situations, causes cable insulation jacket distortion and safe mass accident such as be short-circuited with plastic properties.The track traffic of using is at present often ruptured owing to stretch bending causes core in the laying installation process with control cable, causing cable also not use easily just scraps, and rail traffic vehicles is using in narrow space with control cable, surrounding air is heated up, make the insulating sleeve material of cable cause the aging performance that loses because of long term high temperature, moreover, such cable uses on locomotive, and locomotive operation is trans-regional several thousand even up to ten thousand kilometers scope, the temperature difference is huge, and such cable of Shi Yonging does not have high and low temperature resistance simultaneously in the market.So track traffic control on the market at present exists potential safety hazard mostly with cable, so rail traffic vehicles has many improved places that are worth with control cable.
Summary of the invention
The utility model mainly is at the above-mentioned technical problem of existing in prior technology, a kind of low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable is provided, it has high interference free performance, the low temperature of ability-55 ℃, the also high temperature of 125 ℃ of abilities simultaneously, can bear big pulling force, low-smoke non-halogen flame-retardant, bending property is superior, easy to use, ampacity is big, the life-span is long characteristics at the high strength soft type.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable, the a plurality of center conductors that are arranged on cable center have been comprised, the vertical outward separator I that is surrounded by of center conductor, it is characterized in that described center conductor forms several conductor groups behind the pair twist in twos, described conductor group is coated with tincopper fuse wire braided armor and rubber sheath I, described conductor group is distributed on the cable center position, described cable outer layer is evenly distributed with several outer contacts, the vertical outward high temperature resistance polyester band that is surrounded by of described outer contact, described high temperature resistance polyester band is extruded with second third insulating barrier outward, and described second third insulating barrier is woven with the tinned copper wire layer outward.Low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable, 8 center conductors that comprise the center, form 4 pairs of conductor groups behind the pair twist, after forming cable, four pairs of conductors at center fill rounding, cable outer layer is evenly distributed with 23 outer contacts, all weaves zinc-plated soft copper silk outside 8 center conductors in described center and the outer field 23 outer contacts insulation, and count is not less than 80%, thereby guaranteed the shield effectiveness of this cable, strengthened interference free performance.
As preferably, described cable external packets is covered with separator II, and described separator II is woven with the reinforcing fibre layer outward, and described reinforcing fibre layer is extruded with rubber sheath II outward.The reinforcing fibre layer of the outside braiding of cable has increased the stretch-proof performance of cable, thereby has further guaranteed the security performance of cable when laying installation.
As preferably, described separator I is extruded with second third insulating barrier outward, and described second third insulating barrier is woven with zinc-plated copper wire outward.Zinc-plated soft copper silk, count is not less than 80%, thereby has guaranteed the shield effectiveness of this cable, strengthens interference free performance.
As preferably, described conductor group is surrounded with polyester film outward, and described polyester film is between conductor group and tincopper fuse wire braided armor.The high temperature resistance polyester film has guaranteed the resistance to elevated temperatures of cable.
As preferably, the gap between described conductor group and the polyester film is provided with filler I.
As preferably, be provided with filler II between described rubber sheath I and tinned copper wire layer and the separator II.
As preferably, described center conductor is that sectional area is 1.1 square millimeters～1.4 square millimeters a zinc-plated flexible conductor.Center conductor is zinc-plated flexible conductor, has guaranteed that cable in use has higher flexibility and flexible performance.
As preferably, described second third insulating barrier adopts low-smoke non-halogen flame-retardant ethylene-propylene rubber made.This material has high temperature resistant 125 ℃, and low temperature resistant-55 ℃, thereby satisfies the requirement of the anti-ambient temperature of cable, increases the load capacity of cable, increases useful life.
As preferably, described rubber sheath I adopts low-smoke non-halogen flame-retardant vinyl acetate rubber made.This material has high temperature resistant 125 ℃, and low temperature resistant-55 ℃, this material also has oil resistant, weatherability simultaneously, thereby satisfies the requirement of the anti-ambient temperature of cable.
Therefore, the utlity model has good in anti-interference performance, low temperature resistant and characteristics such as high temperature is effective, flexibility is high, can bear big pulling force, low-smoke non-halogen flame-retardant, bending property is superior, easy to use, ampacity is big, the life-span is long.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1:
Shown in Figure of description 1, a kind of low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable, 8 center conductors 2 that have that comprise cable center's setting, form 4 pairs of conductor groups behind the pair twist, the center conductor sectional area is 1.25 square millimeters, center conductor 2 outer indulging are surrounded by separator I3, and separator I3 is extruded with second third insulating barrier 4 of high-low temperature resistant outward, the zinc-plated copper wire 1 of second third insulating barrier, 4 outer braidings; Cable outer layer is evenly distributed with 23 outer contacts 5, the sectional area of outer contact 5 is 2.0 square millimeters, the outer contact 5 outer vertical high temperature resistance polyester bands 6 that are surrounded by, high temperature resistance polyester band 6 outer second third insulating barriers 7 that are extruded with, second third insulating barrier 7 adopts low-smoke non-halogen flame-retardant ethylene-propylene rubber made.Be woven with tinned copper wire layer 8 outside second third insulating barrier 7, the gap between conductor group and the polyester film is provided with filler I9.The conductor group is surrounded with polyester film 10 outward, the polyester film 10 outer tincopper fuse wire braided armors 11 that are woven with, and tincopper fuse wire braided armor 11 is outer for being extruded with rubber sheath I12, and rubber sheath I adopts low-smoke non-halogen flame-retardant vinyl acetate rubber made.Be provided with filler II13 between rubber sheath I and tinned copper wire layer 8 and the separator II14.The cable external packets is covered with separator II14, and separator II is woven with reinforcing fibre layer 15 outward, and the reinforcing fibre layer is extruded with rubber sheath II16 outward.
Should be understood that this embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Claims (9)
1. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable, the a plurality of center conductors (2) that are arranged on cable center have been comprised, the vertical outward separator I(3 that is surrounded by of center conductor), it is characterized in that described center conductor (2) forms several conductor groups behind the pair twist in twos, described conductor group is coated with tincopper fuse wire braided armor (11) and rubber sheath I(12), described conductor group is distributed on the cable center position, described cable outer layer is evenly distributed with several outer contacts (5), the vertical outward high temperature resistance polyester band (6) that is surrounded by of described outer contact, described high temperature resistance polyester band is extruded with second third insulating barrier (7) outward, and described second third insulating barrier is woven with tinned copper wire layer (8) outward.
2. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable according to claim 1, it is characterized in that described cable external packets is covered with separator II(14), described separator II is woven with reinforcing fibre layer (15) outward, and described reinforcing fibre layer is extruded with rubber sheath II(16 outward).
3. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable according to claim 1 and 2 is characterized in that described separator I is extruded with second third insulating barrier (4) outward, and described second third insulating barrier is woven with zinc-plated copper wire (1) outward.
4. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable according to claim 1 and 2, it is characterized in that described conductor group is surrounded with polyester film (10) outward, described polyester film (10) is positioned between conductor group and the tincopper fuse wire braided armor (11).
5. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable according to claim 4 is characterized in that the gap between described conductor group and the polyester film is provided with filler I(9).
6. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable according to claim 1 and 2 is characterized in that described rubber sheath I(12) and tinned copper wire layer (8) and separator II(14) between be provided with filler II(13).
7. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable according to claim 1 and 2 is characterized in that described center conductor is that sectional area is 1.1 square millimeters～1.4 square millimeters a zinc-plated flexible conductor.
8. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable according to claim 1 and 2 is characterized in that described second third insulating barrier (7) adopts low-smoke non-halogen flame-retardant ethylene-propylene rubber made.
9. low-smoke non-halogen flame-retardant rubber insulation sheath used for rail vehicle control cable according to claim 1 and 2 is characterized in that described rubber sheath I(12) employing low-smoke non-halogen flame-retardant vinyl acetate rubber made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202722122U CN201788730U (en) | 2010-07-27 | 2010-07-27 | Control cable with low smoke halogen-free and flame retardant rubber insulation sheath for railway vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202722122U CN201788730U (en) | 2010-07-27 | 2010-07-27 | Control cable with low smoke halogen-free and flame retardant rubber insulation sheath for railway vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201788730U true CN201788730U (en) | 2011-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202722122U Expired - Fee Related CN201788730U (en) | 2010-07-27 | 2010-07-27 | Control cable with low smoke halogen-free and flame retardant rubber insulation sheath for railway vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201788730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403058A (en) * | 2011-06-09 | 2012-04-04 | 上海朗达电缆（集团）有限公司 | Railway locomotive cable and manufacturing process thereof |
-
2010
- 2010-07-27 CN CN2010202722122U patent/CN201788730U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403058A (en) * | 2011-06-09 | 2012-04-04 | 上海朗达电缆（集团）有限公司 | Railway locomotive cable and manufacturing process thereof |
| CN102403058B (en) * | 2011-06-09 | 2013-10-09 | 上海朗达电缆（集团）有限公司 | Railway locomotive cable and manufacturing process thereof |
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| 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: 20110406 Termination date: 20160727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |