CN109903912A - Fireproof data cable - Google Patents
Fireproof data cable Download PDFInfo
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- CN109903912A CN109903912A CN201711306563.3A CN201711306563A CN109903912A CN 109903912 A CN109903912 A CN 109903912A CN 201711306563 A CN201711306563 A CN 201711306563A CN 109903912 A CN109903912 A CN 109903912A
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- resistance
- inner core
- data cable
- cable
- conductor cores
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- Details Of Indoor Wiring (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The invention discloses a kind of fireproof data cables, it include: cable inner core, resistance to oil reservoir, refractory fiber floor, water-resistant layer, the cable inner core, resistance to oil reservoir, refractory fiber floor, water-resistant layer are arranged successively from inside to outside, the cable inner core includes foaming skeleton and conductor cores group, and the foaming skeleton includes four symmetrically arranged raised lines；The raised line end is equipped with the groove being recessed inwardly, conductor cores group is placed in the groove, it include the couple of conductor being arranged in juxtaposition in the conductor cores group, isolation layer is surrounded by the outside of the pair of conducting wire, factice for filling between the cable inner core and resistance to oil reservoir, the ointment includes dimethicone, copolymerization silicone oil, fumed silica, portion rate 54:38:8.The present invention improves fireproof data cable fire resisting, damping performance by setting cable inner core, resistance to oil reservoir, refractory fiber floor, water-resistant layer, solves the performance that existing fireproof data cable relies on resin material itself, the poor defect of fire resisting, mechanical performance.
Description
Technical field
The present invention relates to cable production field, in particular to a kind of fireproof data cable.
Background technique
With the high speed development of optical communication technique, the backbone network and interoffice trunk of wire net generally use light
Cable, optical fiber enter access net and have become inexorable trend.But fiber cable laying expense is too high, connector expense and terminal optical-electronic exercise fees
With valuableness, therefore, within a very long time before optical fiberization is universal, the user's line for accessing net will be based on metal cables.Number
The transmission media of more satisfactory broadband access network at present according to cable as a kind of metal cables, it have manufacturing cost it is lower,
Structure is simple, expandability is good, is convenient for the advantages of network upgrade, is mainly used for building wiring, cell computer generalization cloth
Line etc..
Summary of the invention
The present invention provides a kind of fireproof data cable, so that existing data cable is in damping effect, distortion, fire resistance
Poor defect is addressed.
To solve the above problems, the invention discloses a kind of fireproof data cables, comprising: cable inner core, resistance to oil reservoir, fire resisting
Fibrous layer, water-resistant layer, the cable inner core, resistance to oil reservoir, refractory fiber floor, water-resistant layer are arranged successively from inside to outside, the cable
Inner core includes foaming skeleton and conductor cores group, and the foaming skeleton includes four symmetrically arranged raised lines；The raised line end is set
There is the groove being recessed inwardly, conductor cores group placed in the groove, includes the couple of conductor being arranged in juxtaposition in the conductor cores group,
It is surrounded by isolation layer on the outside of the pair of conducting wire, factice for filling between the cable inner core and resistance to oil reservoir, the ointment includes diformazan
Base silicone oil, copolymerization silicone oil, fumed silica, portion rate 54:38:8.The present invention by setting cable inner core, resistance to oil reservoir,
Refractory fiber floor, water-resistant layer improve fireproof data cable fire resisting, damping performance, solve existing fireproof data cable according to
The performance of bad resin material itself, the poor defect of fire resisting, mechanical performance.It include dimethicone using the ointment, total
Silicone oil, fumed silica, portion rate 54:38:8, wherein the antistatic property of copolymerization silicone oil itself is preferable, gas phase dioxy
SiClx effectively improves the viscosity of silicone oil, so that silicone oil is easier to be adhered on cable inner core when production, reduces technology difficulty, uses
Silicone oil fire resistance is more excellent.
Optionally, the ditch profile shape is adapted with the shape of conductor cores group.Ditch profile shape and conductor cores group
Shape be adapted reduce conductor cores group in use because distortion, turn to caused by deform dislocation, reduce simultaneously
Cross-talk between adjacent conductor cores group.
Optionally, it is composed of wire in the refractory fiber floor.Wire is woven in refractory fiber floor, and to improve its resistance to
Fiery performance, further increases shield effectiveness.
Optionally, several increasings are equipped on the inside of the resistance to oil reservoir to rub group, increasing group of rubbing includes several pairs and increases the block that rubs, described
Each pair of block that rubs that increases is arranged in juxtaposition along fireproof data cable length direction；Each pair of increasing rubs block with a pair while being tangential on conductor cores group
Outer surface inclined-plane, the inclined-plane on cross section oblique line intersection, intersection point is on the outside of conductor cores group.Setting increases group packet that rubs
It includes several pairs and increases the block that rubs, each pair of block that rubs that increases is arranged in juxtaposition along fireproof data cable length direction；Each pair of increasing rubs block with a pair of same
When be tangential on conductor cores group outer surface inclined-plane, the inclined-plane on cross section oblique line intersection, intersection point is in conductor cores group
Outside effectively prevent sliding of the conductor inner core in fireproof data cable axial direction, and special is that the present invention is filled using silicone oil,
The resistance for sliding axially or moving radially is smaller, compensates for drawbacks described above.
Optionally, several increasings are equipped on the inside of the resistance to oil reservoir to rub group, increasing group of rubbing includes several pairs and increases the block that rubs, described
Increasing rubs block contact conductor cores group, and each pair of increasing block that rubs is the parallel four side columns body being arranged in juxtaposition, long side with along fireproof data cable
Length direction is at on-right angle；On fireproof data cable radial section, each pair of increasing rubs block with a pair while being tangential on conductor cores
The inclined-plane of the outer surface of group, oblique line intersection of the inclined-plane on cross section, intersection point is on the outside of conductor cores group.
Optionally, the raised line is arranged in cross.Raised line is in cross arrangement, symmetrically advantageously reduces adjacent lead
Cross-talk between body core group.
Optionally, the raised line length is 8mm-12mm.Raised line length is the range of 8mm-12mm, is using foamed material
Under, the working strength of raised line has been effectively ensured.
Optionally, ribs is equipped between the adjacent raised line of the foaming skeleton.
Optionally, the ribs is arc-shaped.Ribs is equipped between the adjacent raised line of foaming skeleton, and ribs is in arc
Shape effectively increases the mechanical strengths such as raised line distortion, tension, damping.
Compared with prior art, the technical program has the advantage that
It is resistance to improve fireproof data cable by setting cable inner core, resistance to oil reservoir, refractory fiber floor, water-resistant layer by the present invention
Fire, damping performance, solve the performance that existing fireproof data cable relies on resin material itself, fire resisting, mechanical performance compared with
The defect of difference.Using the ointment include dimethicone, copolymerization silicone oil, fumed silica, portion rate 54:38:8,
The antistatic property for being wherein copolymerized silicone oil itself is preferable, and fumed silica effectively improves the viscosity of silicone oil, so that silicone oil when production
It is easier to be adhered on cable inner core, reduces technology difficulty, it is more excellent using silicone oil fire resistance.
In addition, ditch profile shape be adapted with the shape of conductor cores group reduce conductor cores group in use because
Distortion deforms dislocation caused by turning to, while reducing the cross-talk between adjacent conductor cores group.In refractory fiber floor
It is woven with wire and improves its fire resistance, further increase shield effectiveness.Setting increases group of rubbing and increases the block that rubs including several pairs, each pair of
Increase the block that rubs to be arranged in juxtaposition along fireproof data cable length direction；Each pair of increasing rubs block with a pair while being tangential on the outer of conductor cores group
The inclined-plane on surface, oblique line intersection of the inclined-plane on cross section, intersection point effectively prevent conductor inner core on the outside of conductor cores group
Sliding in fireproof data cable axial direction, special is that the present invention is filled using silicone oil, slides axially or moves radially
Resistance is smaller, and the design is taken to compensate for drawbacks described above.Raised line is in cross arrangement, symmetrically advantageously reduces adjacent conductor
Cross-talk between core group.Raised line length is that raised line has been effectively ensured under using foamed material in the range of 8mm-12mm
Working strength.The connected raised line of foaming skeleton is equipped with ribs, and the arc-shaped raised line that effectively increases of ribs distorts, is anti-
The mechanical strengths such as drawing, damping.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
With reference to the accompanying drawing, by specific embodiment, clear, complete description is carried out to technical solution of the present invention.
Embodiment one: to solve the above problems, the invention discloses a kind of fireproof data cables, comprising: cable inner core 1,
Resistance to oil reservoir 2, refractory fiber floor 3, water-resistant layer 4, the cable inner core 1, resistance to oil reservoir 2, refractory fiber floor 3, water-resistant layer 4 are from inside to outside
It is arranged successively, the cable inner core 1 includes foaming skeleton 11 and conductor cores group 12, and the foaming skeleton 11 includes four and symmetrically sets
The raised line 21 set；21 end of raised line is equipped with the groove 22 being recessed inwardly, and conductor cores group 12 is placed in the groove 22, described
Include the couple of conductor 31 being arranged in juxtaposition in conductor cores group 12, is surrounded by isolation layer 32, the cable on the outside of the pair of conducting wire 31
Factice for filling between inner core 1 and resistance to oil reservoir 2, the ointment include dimethicone, copolymerization silicone oil, fumed silica, part
Number is than being 54:38:8.The present invention improves fire resisting by setting cable inner core 1, resistance to oil reservoir 2, refractory fiber floor 3, water-resistant layer 4
Data cable fire resisting, damping performance, solve the performance that existing fireproof data cable relies on resin material itself, fire resisting,
The poor defect of mechanical performance.It include dimethicone, copolymerization silicone oil, fumed silica, portion rate using the ointment
For 54:38:8, wherein the antistatic property of copolymerization silicone oil itself is preferable, fumed silica effectively improves the viscosity of silicone oil, so that
Silicone oil is easier to be adhered to 1 on cable inner core when production, reduces technology difficulty, more excellent using silicone oil fire resistance.
22 section shape of groove is adapted with the shape of conductor cores group 12.22 section shape of groove and conductor cores group 12
Shape be adapted reduce conductor cores group 12 in use because distortion, turn to caused by deform dislocation, reduce simultaneously
Cross-talk between adjacent conductor cores group 12.It is composed of wire in the refractory fiber floor 3.In refractory fiber floor 3
It is woven with wire and improves its fire resistance, further increase shield effectiveness.
It is equipped with several increasings on the inside of the resistance to oil reservoir to rub group 23, increasing group 23 of rubbing includes several pairs and increases the block 24 that rubs, each pair of
Increase the block 24 that rubs to be arranged in juxtaposition along fireproof data cable length direction；Each pair of increasing rubs block 23 with a pair while being tangential on conductor cores group
Outer surface inclined-plane 241, oblique line intersection of the inclined-plane 241 on cross section, intersection point is in the outside of conductor cores group 12.Setting
Increasing group 23 of rubbing includes several pairs and increases and rub block 24, and each pair of increasing block 24 that rubs is the parallel four side columns body being set side by side, length with along resistance to
Fiery data cable length direction is arranged in juxtaposition at on-right angle；Each pair of increasing rubs block 23 with a pair while being tangential on conductor cores group
Outer surface inclined-plane 241, oblique line intersection of the inclined-plane 241 on cross section, intersection point is in the outside of conductor cores group 12, effectively
Sliding of the conductor inner core in fireproof data cable axial direction is prevented, special is that the present invention is filled using silicone oil, is slid axially
Or the resistance moved radially is smaller, and the design is taken to compensate for drawbacks described above.
The raised line 21 is arranged in cross.Raised line 21 is in cross arrangement, symmetrically advantageously reduces adjacent conductor
Cross-talk between core group.21 length of raised line is 8mm.The connected raised line 21 of the foaming skeleton is equipped with ribs
33.The ribs 33 is arc-shaped.It is equipped with ribs 33 between the adjacent raised line 21 of foaming skeleton 11, and ribs 33 is arc-shaped
Effectively increase the mechanical strengths such as 21 distortion of raised line, tension, damping.
Embodiment two: the invention also discloses a kind of fireproof data cable, 21 length of raised line is 12mm.Raised line 21 is long
Degree is that the working strength of raised line 21 has been effectively ensured under conditions of using foamed material in the range of 8mm-12mm.
When the embodiment of the present invention is implemented, the foaming skeleton made by mold foaming, the conductor cores group pressure that will be wrapped in advance
Enter in the skeleton that foams, ointment is coated by oiling equipment, resistance to oil reservoir is coated to the outer surface of cable inner core and is adhered fixed, outside
Resistance to oil reservoir outer surface braiding is arranged refractory fiber floor, is molded cladding water-resistant layer in refractory fiber floor outer surface.
Although the invention has been described by way of example and in terms of the preferred embodiments, but it is not for limiting the present invention, any this field
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical solution makes possible variation and modification, therefore, anything that does not depart from the technical scheme of the invention, and according to the present invention
Technical spirit any simple modifications, equivalents, and modifications to the above embodiments, belong to technical solution of the present invention
Protection scope.
Claims (8)
1. a kind of fireproof data cable characterized by comprising cable inner core, resistance to oil reservoir, refractory fiber floor, water-resistant layer, it is described
Cable inner core, resistance to oil reservoir, refractory fiber floor, water-resistant layer are arranged successively from inside to outside, the cable inner core include foaming skeleton and
Conductor cores group, the foaming skeleton include four symmetrically arranged raised lines；The raised line end is equipped with the groove being recessed inwardly, institute
It states and places conductor cores group in groove, include the couple of conductor being arranged in juxtaposition, packet on the outside of the pair of conducting wire in the conductor cores group
There are isolation layer, factice for filling between the cable inner core and resistance to oil reservoir, the ointment includes dimethicone, copolymerization silicone oil, gas
Aerosil, portion rate 54:38:8.
2. fireproof data cable as described in claim 1, which is characterized in that the shape of the ditch profile shape and conductor cores group
Shape is adapted.
3. fireproof data cable as described in claim 1, which is characterized in that be composed of wire in the refractory fiber floor.
4. fireproof data cable as described in claim 1, which is characterized in that be equipped with several increasings on the inside of the resistance to oil reservoir and rub
Group, increasing group of rubbing include several pairs and increase and rub block, and each pair of increasing block that rubs is the parallel four side columns body being set side by side, long side with along resistance to
Fiery data cable length direction is at on-right angle；Each pair of increasing rubs block with the oblique of outer surface that is a pair of while being tangential on conductor cores group
Face, oblique line intersection of the inclined-plane on cross section, intersection point is on the outside of conductor cores group.
5. fireproof data cable as described in claim 1, which is characterized in that the raised line across arrangement.
6. fireproof data cable as claimed in claim 5, which is characterized in that the raised line length is 8mm-12mm.
7. fireproof data cable as described in claim 1, which is characterized in that be equipped between the adjacent raised line of the foaming skeleton
Ribs.
8. fireproof data cable as claimed in claim 7, which is characterized in that the ribs is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711306563.3A CN109903912A (en) | 2017-12-11 | 2017-12-11 | Fireproof data cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711306563.3A CN109903912A (en) | 2017-12-11 | 2017-12-11 | Fireproof data cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109903912A true CN109903912A (en) | 2019-06-18 |
Family
ID=66942065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711306563.3A Withdrawn CN109903912A (en) | 2017-12-11 | 2017-12-11 | Fireproof data cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109903912A (en) |
-
2017
- 2017-12-11 CN CN201711306563.3A patent/CN109903912A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190618 |
|
| WW01 | Invention patent application withdrawn after publication |