CN208239683U - A kind of lateral pressure resistant optical cable - Google Patents
A kind of lateral pressure resistant optical cable Download PDFInfo
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- CN208239683U CN208239683U CN201820466762.4U CN201820466762U CN208239683U CN 208239683 U CN208239683 U CN 208239683U CN 201820466762 U CN201820466762 U CN 201820466762U CN 208239683 U CN208239683 U CN 208239683U
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- fixedly connected
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- optical cable
- compression part
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Abstract
The utility model relates to optical cable technology fields, more particularly to a kind of lateral pressure resistant optical cable, including water blocking layer, the inner wall of water blocking layer is fixedly connected with antistatic rubber skin by back-fire relief rubber layer, the inner wall of antistatic rubber skin is fixedly connected with resistance to compression part, the bottom of resistance to compression part is fixedly connected with aluminium-plastic tape, the inner wall of aluminium-plastic tape is fixedly connected with wire reinforcement, the bottom of wire reinforcement is fixedly connected with methyl ethylene layer of silica gel, the inner wall of methyl ethylene layer of silica gel is fixedly connected with PBT Loose tube, the inner wall of PBT Loose tube is fixedly connected with polyethylene cannula, the inner wall of polyethylene cannula is fixedly connected with cable core.The utility model is stopped by the oppressive force that resistance to compression part generates soil, pass through the deformation of resistance to compression part itself when the pressure generated by soil, suffered pressure is buffered, the intensity for increasing optical cable by wire reinforcement and reinforcer, prevent optical cable be squeezed or mechanical force and deformation occurs causes the damage of cable core.
Description
Technical field
The utility model relates to optical cable technology field, specially a kind of lateral pressure resistant optical cable.
Background technique
Optical cable is manufactured to meet the performance specification of optics, machinery or environment, it is to utilize to be placed in cladding sheath
In one or more optical fiber as transmission medium and the communications cable component that can use individually or in groups, optical cable mainly by
Optical fiber and plastic protective sleeve pipe and plastic peel are constituted, without the metals such as gold, silver and copper aluminium, general non-recovery valence in optical cable
Value, optical cable are a certain number of optical fiber according to the certain way group stranding heart, are surrounded by sheath outside, some also cladding outer jackets, to
Realize a kind of communication line of optical signal transmission, i.e., the cable formed by optical fiber by certain technique, the basic knot of optical cable
Structure is usually to be made of several parts such as cable core, reinforcement steel wire, filler and sheaths, and according further to needing, there are also waterproof layers, buffering
The components such as layer and insulated metal conducting wire.
Optical cable is played an irreplaceable role in communication links, plays the role of transmitting signal, and optical cable is usually
It is embedded in underground, is oppressed the damage for easily causing optical cable by soil for a long time, influences the service life of optical cable, influences the biography of signal
It is defeated, increase cost and maintenance cost that optical cable uses.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of lateral pressure resistant optical cable, solve optical cable for a long time by
The problem of easily causing optical cable to damage to the compressing of soil.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of lateral pressure resistant optical cable, including water blocking layer,
The inner wall of the water blocking layer is fixedly connected with back-fire relief rubber layer, and the inner wall of the back-fire relief rubber layer is fixedly connected with antistatic rubber
Skin, the inner wall of the antistatic rubber skin are fixedly connected with resistance to compression part, and the bottom of the resistance to compression part is fixedly connected with plastic-aluminum combined
Band, the inner wall of the aluminium-plastic tape are fixedly connected with the first ointment filler, and the inside of the first ointment filler is fixed
It is connected with wire reinforcement.
The inner wall of the first ointment filler is fixedly connected with methyl ethylene layer of silica gel, the methyl ethylene silica gel
The inner wall of layer is fixedly connected with PBT Loose tube, and the inner wall of the PBT Loose tube is fixedly connected with polyethylene cannula, the poly- second
The inner wall of alkene casing is fixedly connected with the second ointment filler, and the inside of the second ointment filler is fixedly connected with cable core.
Preferably, the quantity of the resistance to compression part is eight, and eight resistance to compression parts are angularly distributed in the interior of antistatic rubber skin
On wall.
Preferably, the material of the resistance to compression part is elastic rubber, and the shape of the resistance to compression part is arc-shaped.
Preferably, the material of the first ointment filler and the second ointment filler is identical.
Preferably, the quantity of the cable core is six, and six cable cores are angularly distributed in the inside of the second ointment filler.
Preferably, the middle part inside the second ointment filler is fixedly connected with reinforcer, the shape of the reinforcer
For circle.
(3) beneficial effect
The utility model provides a kind of lateral pressure resistant optical cable.Have it is following the utility model has the advantages that
(1), the lateral pressure resistant optical cable, is stopped by the oppressive force that resistance to compression part generates soil, is generated when by soil
Pressure when by the deformation of resistance to compression part itself, suffered pressure is buffered, prevents pressure from causing to damage to cable core, is led to
Cross the intensity that wire reinforcement and reinforcer increase optical cable, prevent optical cable be squeezed or mechanical force and deformation occurs causes
The damage of cable core increases the practicability of the utility model.
(2), the lateral pressure resistant optical cable carries out waterproof by surface of the water blocking layer to cable, is increased by back-fire relief rubber layer
The Fire retardance of cable increases the anti-static effect of cable by antistatic rubber skin, is increased by methyl ethylene layer of silica gel
The fire resistance and heat resistance of cable prevents the epidermis of cable from damaging the service life for influencing cable core, by PBT Loose tube and poly-
Ethylene casing prevents cable core from being increased the service life of cable core by the influence of internal stress and external pressure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram in the portion A in the utility model Fig. 1.
In figure: 1 water blocking layer, 2 back-fire relief rubber layers, 3 antistatic rubber skins, 4 resistance to compression parts, 5 aluminium-plastic tapes, 6 steel wires are reinforced
Part, 7 first ointment fillers, 8 methyl ethylene layer of silica gel, 9 PBT Loose tubes, 10 polyethylene cannulas, the filling of 11 second ointment
Object, 12 cable cores, 13 reinforcers.
Specific embodiment
As shown in Figs. 1-2, the utility model provides a kind of technical solution: a kind of lateral pressure resistant optical cable, including water blocking layer 1, resistance
The inner wall of water layer 1 is fixedly connected with back-fire relief rubber layer 2, and the inner wall of back-fire relief rubber layer 2 is fixedly connected with antistatic rubber skin 3, leads to
It crosses water blocking layer 1 and waterproof is carried out to the surface of cable, the Fire retardance of cable is increased by back-fire relief rubber layer 2, passes through antistatic rubber
Rubber 3 increases the anti-static effect of cable, and the inner wall of antistatic rubber skin 3 is fixedly connected with resistance to compression part 4, the number of resistance to compression part 4
Amount is eight, and eight resistance to compression parts 4 are angularly distributed on the inner wall of antistatic rubber skin 3, and the material of resistance to compression part 4 is elastic rubber
Glue, the shape of resistance to compression part 4 be it is arc-shaped, the bottom of resistance to compression part 4 is fixedly connected with aluminium-plastic tape 5, is increased by aluminium-plastic tape 5
The corrosion resistance of cable is added, the inner wall of aluminium-plastic tape 5 is fixedly connected with the first ointment filler 7, the first ointment filler 7
Inside be fixedly connected with wire reinforcement 6.
The inner wall of first ointment filler 7 is fixedly connected with methyl ethylene layer of silica gel 8, and methyl vinyl silicone rubber is referred to as
Vinylsiloxane rubber is copolymerized by dimethyl siloxane and a small amount of vinylsiloxane, contents of ethylene is generally 0.1% ~
0.3%, the introducing of a small amount of unsaturated ethylene alkenyl keeps its sulfuration process and end properties, especially heat-resistant aging and high temperature anti-
Compressive deformation is improved, and the content of methyl vinyl siloxane unit has very big shadow to sulfurization and vulcanizate heat resistance
It rings, the inner wall of methyl ethylene layer of silica gel 8 is fixedly connected with PBT Loose tube 9, and the inner wall of PBT Loose tube 9 is fixedly connected with poly- second
Alkene casing 10, polyethylene cannula 10 are made of high-density polyethylene material, have high mechanical strength and excellent corrosion resistant
Corrosion energy, the inner wall of polyethylene cannula 10 are fixedly connected with the second ointment filler 11, the first ointment filler 7 and the second ointment
The material of filler 11 is identical, and the inside of the second ointment filler 11 is fixedly connected with cable core 12, passes through methyl ethylene silica gel
Layer 8 increases the fire resistance and heat resistance of cable, prevents the epidermis of cable from damaging the service life for influencing cable core 12, passes through PBT
Loose tube 9 and polyethylene cannula 10 prevent cable core 12 from being increased cable core 12 by the influence of internal stress and external pressure
Service life, the quantity of cable core 12 is six, and six cable cores 12 are angularly distributed in the inside of the second ointment filler 11, the
Middle part inside two ointment fillers 11 is fixedly connected with reinforcer 13, and the shape of reinforcer 13 is circle, right by resistance to compression part 4
The oppressive force that soil generates is stopped, when the pressure generated by soil by the deformation of resistance to compression part 4 itself, to suffered
Pressure buffered, prevent pressure from causing to damage to cable core 12, the strong of optical cable increased by wire reinforcement 6 and reinforcer 13
Degree, prevent optical cable be squeezed or mechanical force and deformation occurs causes the damage of cable core 12, increase the utility model
Practicability.
Working principle: stopped by the oppressive force that resistance to compression part 4 generates soil, when the pressure generated by soil
By the deformation of resistance to compression part 4 itself, suffered pressure is buffered, prevents pressure from causing to damage to cable core 12, passes through steel
Silk reinforcer 6 and reinforcer 13 increase the intensity of optical cable, prevent optical cable be squeezed or mechanical force and deformation occurs causes
The damage of cable core 12 increases the practicability of the utility model.
Waterproof is carried out by surface of the water blocking layer 1 to cable, the Fire retardance of cable is increased by back-fire relief rubber layer 2, is led to
The anti-static effect that antistatic rubber skin 3 increases cable is crossed, the fire resistance of cable is increased by methyl ethylene layer of silica gel 8
And heat resistance, it prevents the epidermis of cable from damaging the service life for influencing cable core 12, passes through PBT Loose tube 9 and polyethylene cannula 10
Prevent cable core 12 from being increased the service life of cable core 12 by the influence of internal stress and external pressure.
Claims (6)
1. a kind of lateral pressure resistant optical cable, including water blocking layer (1), it is characterised in that: the inner wall of the water blocking layer (1) is fixedly connected with resistance
The inner wall of caoutchouc layer (2), the back-fire relief rubber layer (2) is fixedly connected with antistatic rubber skin (3), the antistatic rubber skin
(3) inner wall is fixedly connected with resistance to compression part (4), and the bottom of the resistance to compression part (4) is fixedly connected with aluminium-plastic tape (5), described
The inner wall of aluminium-plastic tape (5) is fixedly connected with the first ointment filler (7), and the inside of the first ointment filler (7) is solid
Surely wire reinforcement (6) are connected with；
The inner wall of the first ointment filler (7) is fixedly connected with methyl ethylene layer of silica gel (8), the methyl ethylene silicon
The inner wall of glue-line (8) is fixedly connected with PBT Loose tube (9), and the inner wall of the PBT Loose tube (9) is fixedly connected with polyethylene jacket
It manages (10), the inner wall of the polyethylene cannula (10) is fixedly connected with the second ointment filler (11), the second ointment filling
The inside of object (11) is fixedly connected with cable core (12).
2. a kind of lateral pressure resistant optical cable according to claim 1, it is characterised in that: the quantity of the resistance to compression part (4) is eight,
Eight resistance to compression parts (4) are angularly distributed on the inner wall of antistatic rubber skin (3).
3. a kind of lateral pressure resistant optical cable according to claim 1, it is characterised in that: the material of the resistance to compression part (4) is elasticity
Rubber, the shape of the resistance to compression part (4) are arc-shaped.
4. a kind of lateral pressure resistant optical cable according to claim 1, it is characterised in that: the first ointment filler (7) and
The material of two ointment fillers (11) is identical.
5. a kind of lateral pressure resistant optical cable according to claim 1, it is characterised in that: the quantity of the cable core (12) is six,
Six cable cores (12) are angularly distributed in the inside of the second ointment filler (11).
6. a kind of lateral pressure resistant optical cable according to claim 1, it is characterised in that: the second ointment filler (11) is internal
Middle part be fixedly connected with reinforcer (13), the shape of the reinforcer (13) is circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820466762.4U CN208239683U (en) | 2018-03-30 | 2018-03-30 | A kind of lateral pressure resistant optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820466762.4U CN208239683U (en) | 2018-03-30 | 2018-03-30 | A kind of lateral pressure resistant optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208239683U true CN208239683U (en) | 2018-12-14 |
Family
ID=64586390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820466762.4U Active CN208239683U (en) | 2018-03-30 | 2018-03-30 | A kind of lateral pressure resistant optical cable |
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| Country | Link |
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| CN (1) | CN208239683U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111538126A (en) * | 2020-06-01 | 2020-08-14 | 杭州富通通信技术股份有限公司 | Resistance to compression optical cable |
| WO2023108309A1 (en) * | 2021-12-13 | 2023-06-22 | 江苏华脉新材料有限公司 | Multi-core pressure-resistant optical cable |
-
2018
- 2018-03-30 CN CN201820466762.4U patent/CN208239683U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111538126A (en) * | 2020-06-01 | 2020-08-14 | 杭州富通通信技术股份有限公司 | Resistance to compression optical cable |
| CN111538126B (en) * | 2020-06-01 | 2021-05-07 | 杭州富通通信技术股份有限公司 | Resistance to compression optical cable |
| WO2023108309A1 (en) * | 2021-12-13 | 2023-06-22 | 江苏华脉新材料有限公司 | Multi-core pressure-resistant optical cable |
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