CN209232482U - A kind of high temperature resistant carrying lotus photoelectric mixed cable - Google Patents
A kind of high temperature resistant carrying lotus photoelectric mixed cable Download PDFInfo
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- CN209232482U CN209232482U CN201822225576.4U CN201822225576U CN209232482U CN 209232482 U CN209232482 U CN 209232482U CN 201822225576 U CN201822225576 U CN 201822225576U CN 209232482 U CN209232482 U CN 209232482U
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- high temperature
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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Abstract
The utility model discloses a kind of high temperature resistants to carry lotus photoelectric mixed cable, from the inside to the outside successively includes optical fiber, optical fiber protective tube, high temperature resistant inner sheath, high-temperature insulation conducting wire, high temperature resistant oversheath, the first armor and the second armor.The utility model has the advantages that: optical fiber and several high-temperature insulation conducting wires progress is compound, so that the mixing cable being prepared not only had been had the function of electric power and signal transmission, but also have the function of fiber optic communication and Fibre Optical Sensor, realizes the multifunction of cable；Optical fiber, insulated conductor and gasket for packing all have high temperature resistance, it is ensured that mixing cable can work for a long time in the working environment that underground is up to 200 DEG C, and then ensure the reliability and service life of the long-term work at high temperature of mixing cable；Optical fiber protective tube makes the mixing cable being prepared atmospheric side pressure energy power in tolerance underground with higher, and compression strength is greater than 70MPa, and mixing cable is enable to work for a long time in the adverse circumstances of underground high temperature and pressure.
Description
Technical field
The utility model relates to cable fields, and in particular to a kind of high temperature resistant carrying lotus photoelectric mixed cable.
Background technique
Carrying lotus detection cable be mainly used in the operations such as various oil, the well logging of gas well, perforation and coring and ocean,
The water conservancy in river measures, in addition in occasions such as geological prospecting, geothermal loggings, also as underground sensing equipment, the electricity of measuring instrument
Power transmission, data transmission and communication connection cable, need to carry the weight of downhole instrument equipment and cable itself simultaneously.At present
Transmitting electric power, data in the carrying lotus detection cable used and control the component of signal is mainly insulated copper wire, but using exhausted
The transmission of edge copper conductor haves the defects that loss is big, transmission range is short and poor anti jamming capability.
With the development of Fibre Optical Communication Technology and sensing technology, optical fiber will gradually applied to the data transmission of underground equipment and
The sensing of the multi-signals such as communication and downhole temperature, vibration；But conventional optical fiber cable operating temperature be generally -40 DEG C to+
70 DEG C, it is difficult to adapt to the harsh environments of underground high temperature, high pressure.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of high temperature resistant carrying lotus photoelectric mixed cable, it is suitable for
The harsh environments of high temperature and pressure power.
The technical solution adopted in the utility model is:
A kind of high temperature resistant carrying lotus photoelectric mixed cable, from the inside to the outside successively including being protected in optical fiber, optical fiber protective tube, high temperature resistant
Set, high-temperature insulation conducting wire, high temperature resistant oversheath, the first armor and the second armor.
Further, light unit filler is provided in the optical fiber protective tube.
Further, several high temperature resistant fillings are additionally provided between the high temperature resistant inner sheath and high temperature resistant oversheath
Rope, the high-temperature insulation conducting wire also have several, several high temperature resistant gasket for packings and several high-temperature insulation conducting wires
Spiral twists together.
Further, be provided with third armor outside second armor, first armor, the second armor and
Third armor is twisted by high-strength galvanized steel wire or high-strength stainless steel wire.
Further, the optical fiber is single mode optical fiber, multimode fibre, the multi-core mono-mode fiber or more for sensing and communicating
Core multimode fibre.
Further, the optical fiber is acrylate coatings optical fiber, 150 DEG C of acrylate type coating medium temperature optical fiber, 200 DEG C
Polyimide coating optical fiber applies carbon optical fiber.
The beneficial effects of the utility model are: 1, optical fiber and several high-temperature insulation conducting wires carried out compound, make to prepare
Obtained mixing cable had not only had the function of electric power and signal transmission, but also had the function of fiber optic communication and Fibre Optical Sensor, realized
Temperature and vibration distribution along the underground sensing equipment of cable, the power supply of measuring instrument, data transmission and communication, cable etc. are more
Weight function；2, optical fiber, insulated conductor and gasket for packing all have high temperature resistance, it is ensured that mixing cable can be up to 200 DEG C in underground
It works for a long time in working environment, and then ensures the reliability and service life of the long-term work at high temperature of mixing cable；3, optical fiber
Protection pipe makes the mixing cable being prepared atmospheric side pressure energy power in tolerance underground with higher, and compression strength is greater than 70MPa, makes to mix
Closing cable can work for a long time in the adverse circumstances of underground high temperature and pressure.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Wherein: 1, optical fiber, 2, optical fiber protective tube, 3, high-temperature insulation conducting wire, 4, high temperature resistant gasket for packing, 5, the interior shield of high temperature resistant
Set, 6, high temperature resistant oversheath, the 7, first armor, the 8, second armor, 9, light unit filler.
Specific embodiment
In order to deepen the understanding to the utility model, the utility model is made below in conjunction with drawings and examples further
It is described in detail, which is only used for explaining the utility model, does not constitute the restriction to the protection scope of the utility model.
Embodiment 1
As shown in Figure 1, a kind of high temperature resistant carries lotus photoelectric mixed cable, it from the inside to the outside successively include optical fiber 1, optical fiber protective tube
2, high temperature resistant inner sheath 5, high temperature resistant gasket for packing 4 and high-temperature insulation conducting wire 3, high temperature resistant oversheath 6, the first armor 7 and
Two armors 8, optical fiber 1 are single mode optical fiber, multimode fibre, multi-core mono-mode fiber or the multicore multimode light for sensing and communicating
Fibre can also wrap up one layer of third armor in the outside of the second armor 8, share 18 core fibres in optical fiber protective tube 2, wherein
Four cores are 200 DEG C of polyimide coating layer optical fiber, and eight cores are 150 DEG C of acrylate-coated layer medium temperature optical fiber, and optical fiber protective tube 2 is adopted
It is prepared with stainless steel, makes the mixing cable being prepared atmospheric side pressure energy power in tolerance underground with higher, compression strength is big
In 70MPa, mixing cable is set to work for a long time in the adverse circumstances of underground high temperature and pressure, in 18 core light in optical fiber protective tube 2
Light unit filler 9 is additionally provided between fibre 1, light unit filler 9 is fiber paste, and the material of high temperature resistant gasket for packing 4 is perfluor second
Propylene shares the six roots of sensation, and the material of high-temperature insulation conducting wire 3 is enamel insulated round copper wire, shares the six roots of sensation, 4 He of six roots of sensation high temperature resistant gasket for packing
3 spiral of six roots of sensation high-temperature insulation conducting wire twists together, and the material of high temperature resistant inner sheath 5 and high temperature resistant oversheath 6 is perfluor
Second propylene, long-term operating temperature is up to 200 DEG C, the first armor 7 and the second armor 8, and the third armouring that may be arranged
Layer is all made of high-strength galvanized steel wire and is prepared, tensile strength with higher and tensile modulus of elasticity, plays carrying tension and makees
With；
A kind of manufacture craft of above-mentioned high temperature resistant carrying lotus photoelectric mixed cable, specific steps are as follows:
A, the preparation of fiber unit: the stainless steel band that width is 10.99mm is attached to and is put on tape holder, then is drawn by steel band
Machine draws stainless steel band to steel tube forming mold, guarantees that stainless steel band stabilization is not shaken, and puts belt tension control in 78-80N,
By stainless steel band import 3.8mm steel tube forming mold in, longitudinal wrap at seamed stainless steel optical fiber protective tube 2, then by ten
Eight core fibres 1 are imported into optical fiber protective tube 2 simultaneously, while 9 fiber paste of light unit filler imports the effect of mold in filler
Under be also directed into optical fiber protective tube 2, will be on the optical fiber protective tube 2 after stainless steel band longitudinal tubing using laser-beam welding machine
The welding of longitudinal sealing it is complete, for the optical fiber protective tube 2 after being then welded by drawing mould progress drawing, drawing mould is total
There are two, the drawing bore of two drawing moulds is respectively 3.2mm and 3.4mm, for the first time 2 outer diameter of optical fiber protective tube after drawing
For 3.4mm, 2 outer diameter of optical fiber protective tube after drawing is 3.2mm again, finally by eddy current inspection to by optical fiber and optical fiber guarantor
The fiber unit of pillar composition carries out leak inductance, has detected and has sent the fiber unit after drawing to take-up stand by wheeled traction
?；
B, the preparation of inner sheath: using fluoroplastics high-temperature extruder outside the fiber unit that step a is prepared one layer of mechanism
Perfluoroethylene-propylene (copolymer) inner sheath, with a thickness of 0.35-0.45mm；
C, in photoelectric mixed cable cable core preparation: using the fiber unit for being coated with inner sheath prepared in step b as
Six roots of sensation high-temperature insulation conducting wire and six roots of sensation high temperature resistant gasket for packing are alternatively arranged, are evenly distributed on center original part week by center original part
It encloses, twisted synthesizing cable is carried out using cage winch, twisting pitch 65-75mm forms the cable core of photoelectric mixed cable；
D, one layer of perfluoroethylene-propylene (copolymer) oversheath the preparation of oversheath: is extruded outside the cable core prepared in step c；
E, the preparation of the first armor and the second armor: cage winch is used to plate 24 diameters for the high intensity of 1.0mm
Zinc steel wire is uniformly stranded in outside oversheath, forms the first armor, the High Strength Steel for being then 1.26mm by 24 diameters
Silk is uniformly stranded in outside the first armor, the second armor of formation, and the twisted lay ratio of the first armor and the second armor is equal
For 6.5-8.5, the direction of lay of the first armor is dextrad, and the direction of lay of the second armor is left-hand.
Claims (6)
1. a kind of high temperature resistant carries lotus photoelectric mixed cable, which is characterized in that successively include from the inside to the outside optical fiber, optical fiber protective tube,
High temperature resistant inner sheath, high-temperature insulation conducting wire, high temperature resistant oversheath, the first armor and the second armor.
2. a kind of high temperature resistant according to claim 1 carries lotus photoelectric mixed cable, which is characterized in that the optical fiber protective tube
Inside it is provided with light unit filler.
3. a kind of high temperature resistant according to claim 1 carries lotus photoelectric mixed cable, which is characterized in that shield in the high temperature resistant
Several high temperature resistant gasket for packings are additionally provided between set and high temperature resistant oversheath, the high-temperature insulation conducting wire also has several,
Several high temperature resistant gasket for packings and several high-temperature insulation conducting wire spirals twist together.
4. a kind of high temperature resistant according to claim 1 carries lotus photoelectric mixed cable, which is characterized in that second armor
Be provided with third armor outside, first armor, the second armor and third armor by high-strength galvanized steel wire or
High-strength stainless steel wire is twisted.
5. a kind of high temperature resistant according to claim 1 carries lotus photoelectric mixed cable, which is characterized in that the optical fiber be for
Single mode optical fiber, multimode fibre, multi-core mono-mode fiber or the multicore multimode fibre of sensing and communication.
6. a kind of high temperature resistant according to claim 1 carries lotus photoelectric mixed cable, which is characterized in that the optical fiber is propylene
Acid esters coated optical fiber, 150 DEG C of acrylate type coating medium temperature optical fiber, 200 DEG C of polyimide coating optical fiber apply carbon optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822225576.4U CN209232482U (en) | 2018-12-28 | 2018-12-28 | A kind of high temperature resistant carrying lotus photoelectric mixed cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822225576.4U CN209232482U (en) | 2018-12-28 | 2018-12-28 | A kind of high temperature resistant carrying lotus photoelectric mixed cable |
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| Publication Number | Publication Date |
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| CN209232482U true CN209232482U (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109524167A (en) * | 2018-12-28 | 2019-03-26 | 中天电力光缆有限公司 | A kind of high temperature resistant carrying lotus photoelectric mixed cable and its manufacture craft |
-
2018
- 2018-12-28 CN CN201822225576.4U patent/CN209232482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109524167A (en) * | 2018-12-28 | 2019-03-26 | 中天电力光缆有限公司 | A kind of high temperature resistant carrying lotus photoelectric mixed cable and its manufacture craft |
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