CN207067464U - A kind of novel fire-resistant optical cable of urban track traffic communication - Google Patents
A kind of novel fire-resistant optical cable of urban track traffic communication Download PDFInfo
- Publication number
- CN207067464U CN207067464U CN201720567647.1U CN201720567647U CN207067464U CN 207067464 U CN207067464 U CN 207067464U CN 201720567647 U CN201720567647 U CN 201720567647U CN 207067464 U CN207067464 U CN 207067464U
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- Prior art keywords
- sheath
- cable
- optical cable
- track traffic
- optical fiber
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Abstract
The utility model discloses a kind of novel fire-resistant optical cable of urban track traffic communication, including cable core, cable core periphery is socketed with oversheath, sheath is provided between the cable core and oversheath, sheath periphery is socketed with armor, sheath includes vertical alclad plastic composite strip by socket order, low-smoke non-halogen flame-retardant inner sheath, nylon sheath wire, armor includes a plurality of armouring zinc-coated wire and non-woven fabrics band by socket order, when fire incident occurs for the fiber cable laying environment of the structure, optical cable can keep communicating unimpeded in a long time, so that it is guaranteed that key equipment operates, start alarm, fire hazard is reduced to greatest extent, simultaneously, shield and wire armoring can effectively resist plague of rats ant evil in nylon, properties of optical fiber cable is excellent, ensure that optical cable is used safely under the urban track traffic environment of complexity, ensure optic communication transmitting in circuit.
Description
Technical field
Fireproof cable field is the utility model is related to, especially a kind of Novel fireproof light of urban track traffic communication
Cable.
Background technology
Urban track traffic application environment, geographical environment are complicated, the more hidden danger such as fire, biological attack, conventional light be present
Cable is easily destroyed, and is influenceed the normal operation of communication line always, is caused communication failure, or even jeopardizes track traffic safety.
Utility model content
The purpose of this utility model is solve above-mentioned the deficiencies in the prior art, and provides a kind of simple and reasonable one kind
The novel fire-resistant optical cable of urban track traffic communication.
Technical scheme is used by the utility model solves its technical problem：
A kind of novel fire-resistant optical cable of urban track traffic communication, including cable core, cable core periphery are socketed with oversheath, institute
State and sheath is provided between cable core and oversheath, sheath periphery is socketed with armor, and sheath is included by socket order
Vertical alclad plastic composite strip, low-smoke non-halogen flame-retardant inner sheath, nylon sheath wire, it is zinc-plated that armor by socket order includes a plurality of armouring
Steel wire and non-woven fabrics band, when fire incident occurs for the fiber cable laying environment of the structure, optical cable can be kept in a long time
Communicate unimpeded, so that it is guaranteed that key equipment operates, start alarm, reduce fire hazard to greatest extent, meanwhile, shield and steel in nylon
Silk armouring can effectively resist plague of rats ant evil, it is ensured that optic communication transmitting in circuit, properties of optical fiber cable are excellent, it is ensured that optical cable is multiple
It is safe to use under heterocycle border.
Double-deck low-smoke halogen-free flame-retardant sheath structure is used to provide excellent flame-retarding characteristic for optical cable, will not when fire occurs
The situation that the intensity of a fire is propagated along Optical Cable occurs；The structure that individual layer armouring zinc-coated wire and nylon sheath wire are combined is used as optical cable
Protection against rodents, ant proof characteristic are provided, meanwhile, the individual layer armouring zinc-coated wire of armor also provides higher anti-tensile, tension to optical cable
Machine capability, optical cable short-term tension >=7000N, short-term resistance to compression >=3000N/10cm, therefore, tunnel of the optical cable in track Along Traffic Trunk Lines
Under the environment such as road, mountain area, forest land can safe construction lay, and be able to ensure that in optical cable that optical communication is safe and reliable.
The cable core includes metalloid core strengthening core FRP rods, and the outside of metalloid core strengthening core FRP rods is around twisted
There is a plurality of optical fiber component, be arranged with waterstop outside a plurality of optical fiber component, be avoided that optical fiber component is ignited, it is ensured that communication is normal.
Water blocking yarn is installed between two adjacent optical fiber components and metalloid core the strengthening core FRP rods, is avoided that non-
Metal center strengthening core FRP rods are ignited, it is ensured that communication is normal.
The optical fiber component includes PBT Loose tubes, and at least one colored optical fiber, PBT pine sets are provided with PBT Loose tubes
Optical fiber ointment is filled with space between pipe and colored optical fiber, optical fiber ointment is that colored optical fiber plays cushioning effect, is avoided
Color fibercuts.
The oversheath is made up of low-smoke halogen-free flame-retardant sheath material, improves the fire protecting performance of optical cable.
The armor is made up of a plurality of armouring zinc-coated wire and non-woven fabrics band, there is provided optical cable protection against rodents and tension protection.
The nylon sheath wire is made up of nylon material, and ant proof protection is provided for optical cable.
The beneficial effects of the utility model are：
A kind of novel fire-resistant optical cable of urban track traffic communication of the present utility model, its is simple and reasonable for structure, production
It is convenient, when fire incident occurs for the fiber cable laying environment of the structure, optical cable can keep communicating in a long time it is unimpeded, so as to
Ensure that key equipment operates, start alarm, reduce fire hazard to greatest extent, meanwhile, shield and wire armoring can be effective in nylon
Plague of rats ant evil is resisted, properties of optical fiber cable is excellent, it is ensured that optical cable is used safely under the urban track traffic environment of complexity, ensures circuit
Middle optic communication transmitting.
Brief description of the drawings
Fig. 1 is cross-sectional view of the present utility model.
Fig. 2 is optical fiber component cross-sectional view of the present utility model.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples：
As shown in Figure 1 to Figure 2：A kind of novel fire-resistant optical cable of urban track traffic communication, including cable core 1, outside cable core 1
It is socketed with oversheath 2 week, it is characterised in that：Sheath 3, the periphery of sheath 3 set are provided between the cable core 1 and oversheath 2
Armor 4 is connected to, sheath 3 includes vertical alclad plastic composite strip 5, low-smoke non-halogen flame-retardant inner sheath 6, nylon by socket order to be protected
Set 7, armor 4 includes a plurality of armouring zinc-coated wire 8 and non-woven fabrics band 9, the fiber cable laying ring of the structure by socket order
When fire incident occurs for border, optical cable can keep communicating unimpeded in a long time, so that it is guaranteed that key equipment operates, start report
It is alert, fire hazard is reduced to greatest extent, meanwhile, shield and wire armoring can effectively resist plague of rats ant evil in nylon, and properties of optical fiber cable is excellent
It is good, it is ensured that optical cable is used safely under the urban track traffic environment of complexity, ensures optic communication transmitting in circuit.
Double-deck low-smoke halogen-free flame-retardant sheath structure is used to provide excellent flame-retarding characteristic for optical cable, will not when fire occurs
The situation that the intensity of a fire is propagated along Optical Cable occurs；The structure that individual layer armouring zinc-coated wire 8 and nylon sheath wire 7 are combined is used as light
Cable provides protection against rodents, ant proof characteristic, meanwhile, the individual layer armouring zinc-coated wire 8 of armor 4 also to optical cable provide higher anti-tensile,
Tension machine capability, the short-term tension >=7000N of optical cable, short-term resistance to compression >=3000N/10cm, therefore, optical cable is in track Along Traffic Trunk Lines
Tunnel, mountain area, under the environment such as forest land can safe construction lay, and be able to ensure that in optical cable that optical communication is safe and reliable.
The cable core 1 includes metalloid core strengthening core FRP rods 10, the outside of metalloid core strengthening core FRP rods 10
There is a plurality of optical fiber component 11 around twisted, be arranged with waterstop 12 outside a plurality of optical fiber component 11, be avoided that optical fiber component 11 is ignited,
Ensure that communication is normal.
Water blocking yarn 13, energy are installed between the two adjacent optical fiber components 11 and metalloid core strengthening core FRP rods 10
Metalloid core strengthening core FRP rods 10 are avoided to be ignited, it is ensured that communication is normal.
The optical fiber component 11 includes PBT Loose tubes 14, and at least one colored optical fiber is provided with PBT Loose tubes 14
Optical fiber ointment 16 is filled with space between 15, PBT Loose tubes 14 and colored optical fiber 15, optical fiber ointment 16 is colored optical fiber 15
Cushioning effect is played, avoids colored optical fiber 15 from being broken.
The oversheath 2 is made up of low-smoke halogen-free flame-retardant sheath material, improves the fire protecting performance of optical cable.
The armor 4 is made up of a plurality of armouring zinc-coated wire 8 and non-woven fabrics band 9, there is provided optical cable protection against rodents and tension are protected
Shield.
The nylon sheath wire 7 is made up of nylon material, and ant proof protection is provided for optical cable.
The specific embodiment stated, only the utility model preferred embodiment, it is such as special according to the present utility model application
The equivalent arrangements that sharp scope is done, it should be technology of the present utility model and covered.
Claims (5)
1. a kind of novel fire-resistant optical cable of urban track traffic communication, including cable core（1）, cable core（1）Periphery is socketed with outer shield
Set（2）, it is characterised in that：The cable core（1）With oversheath（2）Between be provided with sheath（3）, sheath（3）Periphery is socketed
There is armor（4）, sheath（3）Include vertical alclad plastic composite strip by socket order（5）, low-smoke non-halogen flame-retardant inner sheath（6）、
Nylon sheath wire（7）, armor（4）Include a plurality of armouring zinc-coated wire by socket order（8）With non-woven fabrics band（9）, it is described
Cable core（1）Including metalloid core strengthening core FRP rods（10）, metalloid core strengthening core FRP rods（10）Outside around twisted
There is a plurality of optical fiber component（11）, a plurality of optical fiber component（11）It is arranged with waterstop outside（12）, the optical fiber component（11）Include
PBT Loose tubes（14）, PBT Loose tubes（14）At least one colored optical fiber is inside installed（15）, PBT Loose tubes（14）With coloured light
It is fine（15）Between space in be filled with optical fiber ointment（16）.
A kind of 2. novel fire-resistant optical cable of urban track traffic communication according to claim 1, it is characterised in that：The phase
Two adjacent optical fiber components（11）With metalloid core strengthening core FRP rods（10）Between water blocking yarn is installed（13）.
A kind of 3. novel fire-resistant optical cable of urban track traffic communication according to claim 1, it is characterised in that：It is described outer
Sheath（2）It is made up of low-smoke halogen-free flame-retardant sheath material.
A kind of 4. novel fire-resistant optical cable of urban track traffic communication according to claim 1, it is characterised in that：The armour
Fill layer（4）By a plurality of armouring zinc-coated wire（8）With non-woven fabrics band（9）Form, there is provided optical cable protection against rodents and tension protection.
A kind of 5. novel fire-resistant optical cable of urban track traffic communication according to claim 1, it is characterised in that：The Buddhist nun
Imperial sheath（7）It is made up of nylon material, ant proof protection is provided for optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720567647.1U CN207067464U (en) | 2017-05-22 | 2017-05-22 | A kind of novel fire-resistant optical cable of urban track traffic communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720567647.1U CN207067464U (en) | 2017-05-22 | 2017-05-22 | A kind of novel fire-resistant optical cable of urban track traffic communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207067464U true CN207067464U (en) | 2018-03-02 |
Family
ID=61504182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720567647.1U Expired - Fee Related CN207067464U (en) | 2017-05-22 | 2017-05-22 | A kind of novel fire-resistant optical cable of urban track traffic communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207067464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021456A (en) * | 2019-04-22 | 2019-07-16 | 浙江联创如意电缆股份有限公司 | High frequency optoelectronic composite cable |
-
2017
- 2017-05-22 CN CN201720567647.1U patent/CN207067464U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021456A (en) * | 2019-04-22 | 2019-07-16 | 浙江联创如意电缆股份有限公司 | High frequency optoelectronic composite cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |