CN110837156A - Reinforced temperature measuring optical cable - Google Patents
Reinforced temperature measuring optical cable Download PDFInfo
- Publication number
- CN110837156A CN110837156A CN201911355135.9A CN201911355135A CN110837156A CN 110837156 A CN110837156 A CN 110837156A CN 201911355135 A CN201911355135 A CN 201911355135A CN 110837156 A CN110837156 A CN 110837156A
- Authority
- CN
- China
- Prior art keywords
- layer
- optical cable
- temperature measuring
- fiber
- stainless steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4427—Pressure resistant cables, e.g. undersea cables
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
Abstract
The invention relates to a reinforced temperature measuring optical cable which comprises bare fibers, an armor layer, a braided layer and a protective outer sleeve, wherein a plurality of bare fibers are distributed in the armor layer, the braided layer wraps the outer layer of the armor layer, one or more layers of protective outer sleeves are arranged outside the braided layer, and a tight-sleeved optical fiber can be formed by adding a tight-sleeved layer outside each bare fiber. The invention has scientific and reasonable design and simple structure, in order to improve the defects of the prior art, the outermost layer of the optical cable is not protected by a sheath made of non-metallic materials, but the metal material is used as a protection and tensile resistant element, the whole optical cable material is not provided with non-metallic materials except for the optical fiber and the protective layer, and the temperature conductivity of the metal material is much better than that of the non-metallic material, so that the temperature conductivity is fast and timely, the fast response to the temperature measurement can be ensured, the temperature distribution of the whole line can be known timely, and meanwhile, the invention has better lateral pressure resistance and tensile resistance, and can be applied to occasions with higher requirements on lateral pressure resistance and tensile resistance.
Description
Technical Field
The invention belongs to the field of optical cable processing, relates to a temperature measurement optical cable, and particularly relates to a reinforced temperature measurement optical cable.
Background
The optical fiber sensing technology is a new sensing technology accompanied with the development of optical fiber and optical fiber communication technology. Is the fastest high-tech application technology internationally developed since the middle of the 70 s of the 20 th century. The optical fiber sensing technology is mainly divided into two types in the market at present, wherein one type is a sensor directly using an optical fiber, and the other type is a sensor based on a grating. Fiber optic SENSORs (fosfiberoptic SENSORs) are essentially different from electrical based SENSORs. The optical fiber sensor uses light as a carrier of sensitive information and uses optical fiber as a medium for transmitting the sensitive information, and the optical fiber sensor is widely applied due to the unique characteristics.
The optical fiber is directly used as a sensor and needs to be based on a temperature measuring optical cable, the outermost layer of the existing temperature measuring optical cable technology is generally provided with a layer of non-metal sheath for protection, the heat conducting performance of general non-metal materials is poor, the rapid conduction of temperature is not facilitated, the timeliness of temperature conduction is delayed, the applicability is poor in the occasion where rapid temperature measurement is needed, and the rapid sensing of the temperature is not facilitated.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an optical cable which is applied to temperature measurement on a continuous length, has small and exquisite optical cable structure, light weight and better lateral pressure resistance and tensile resistance and is suitable for occasions with high lateral pressure resistance and tensile resistance.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
the utility model provides a strenghthened type temperature measurement optical cable, includes bare fiber, armor, weaving layer and protective sheath, has laid a plurality of bare fibers in armoring layer, the weaving layer parcel be in the skin of armor sets up one deck or multilayer protective sheath outside the weaving layer, wherein can increase the tight jacket layer of one deck outside every bare fiber and form tight-buffered optical fiber.
Moreover, the bare fiber may be a single mode fiber or a multimode fiber.
Moreover, the armor layer is a metal pipe structure, and the metal pipe can be one of a stainless steel hose, a stainless steel welded pipe, a stainless steel welded corrugated pipe, a copper welded pipe or a copper corrugated welded pipe.
And the braided layer is one of a galvanized thin steel wire, an aluminum-clad thin steel wire, a copper-clad thin steel wire or a stainless steel wire.
Furthermore, the woven layer may be provided as one or more layers.
And the protective outer sleeve is formed by twisting and armoring one of stainless steel wires, galvanized steel wires, aluminum-clad steel wires or copper-clad steel wires.
The invention has the advantages and positive effects that:
the invention has scientific and reasonable design and simple structure, in order to improve the defects of the prior art, the outermost layer of the optical cable is not protected by a sheath made of non-metallic materials, but the metal material is used as a protection and tensile resistant element, the whole optical cable material is not provided with non-metallic materials except for the optical fiber and the protective layer, and the temperature conductivity of the metal material is much better than that of the non-metallic material, so that the temperature conductivity is fast and timely, the fast response to the temperature measurement can be ensured, the temperature distribution of the whole line can be known timely, and meanwhile, the invention has better lateral pressure resistance and tensile resistance, and can be applied to occasions with higher requirements on lateral pressure resistance and tensile resistance.
According to the invention, a braided layer is formed by weaving galvanized or aluminum-clad or copper-clad thin steel wires or stainless steel wires with certain thickness outside a metal tube, so that the tensile capacity of the optical cable is further improved, one or more layers of rust steel wires or galvanized or aluminum-clad or copper-clad steel wires are used outside the braided layer for stranded armoring, so that a protective outer sleeve is formed, the tensile capacity and the lateral pressure resistance of the optical cable are further improved, and the reinforced temperature measuring optical cable is produced and researched and used for occasions with high requirements on the tensile capacity and the lateral pressure resistance of the optical cable.
Drawings
FIG. 1 is a cross-sectional schematic view of a fiber optic cable according to the present invention;
fig. 2 is a cross-sectional view of another embodiment of a fiber optic cable of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative only and not limiting, and the scope of the present invention is not limited thereby.
A reinforced temperature measuring optical cable is shown in figure 1, the center of the reinforced temperature measuring optical cable is provided with one to a plurality of bare optical fibers 4, if necessary, a tight sleeve layer 5 can be added outside the bare optical fibers to be used as primary protection for the optical fibers, and the type of the optical fibers can be single-mode optical fibers or multimode optical fibers.
The armor layer 3 is made of a metal tube, which can be made of various materials or processes, such as a stainless steel hose, a stainless steel welded tube, or a stainless steel welded corrugated tube, so as to improve the flexibility of the metal tube, or a copper tube or a copper corrugated tube.
The metal tube is externally woven with a certain thickness of galvanized thin steel wire or aluminum-clad thin steel wire or copper-clad thin steel wire or stainless steel wire to form a braided layer 2, so as to further improve the tensile capacity of the optical cable.
One or more layers (as shown in fig. 2) of stainless steel wires or galvanized steel wires or aluminum-clad steel wires or copper-clad steel wires are used for stranding and armoring outside the woven layer to form the protective outer sleeve 1, so that the tensile capacity and the lateral pressure resistance of the optical cable are further improved.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore the scope of the invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (6)
1. The utility model provides a strenghthened type temperature measurement optical cable which characterized in that: the optical fiber cable comprises bare optical fibers, an armor layer, a woven layer and a protective outer sleeve, wherein a plurality of bare optical fibers are arranged in the armor layer, the woven layer wraps the outer layer of the armor layer, one or more layers of protective outer sleeves are arranged outside the woven layer, and a tight-buffered optical fiber can be formed by adding a tight-buffered layer outside each bare optical fiber.
2. The reinforced temperature measuring optical cable according to claim 1, wherein: the bare fiber can be a single mode fiber or a multimode fiber.
3. The reinforced temperature measuring optical cable according to claim 1, wherein: the armor layer is of a metal pipe structure, and the metal pipe can be one of a stainless steel hose, a stainless steel welded pipe, a stainless steel welded corrugated pipe, a copper welded pipe or a copper corrugated welded pipe.
4. The reinforced temperature measuring optical cable according to claim 1, wherein: the woven layer is one of a galvanized thin steel wire, an aluminum-clad thin steel wire, a copper-clad thin steel wire or a stainless steel wire.
5. The reinforced temperature measuring optical cable according to claim 4, wherein: the woven layer may be provided as one or more layers.
6. The reinforced temperature measuring optical cable according to claim 1, wherein: the protective outer sleeve is formed by twisting and armoring one of stainless steel wires, galvanized steel wires, aluminum-clad steel wires or copper-clad steel wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911355135.9A CN110837156A (en) | 2019-12-25 | 2019-12-25 | Reinforced temperature measuring optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911355135.9A CN110837156A (en) | 2019-12-25 | 2019-12-25 | Reinforced temperature measuring optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110837156A true CN110837156A (en) | 2020-02-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911355135.9A Pending CN110837156A (en) | 2019-12-25 | 2019-12-25 | Reinforced temperature measuring optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110837156A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204740382U (en) * | 2015-05-26 | 2015-11-04 | 深圳市特发信息股份有限公司 | Oil well temperature measurement optical cable that anti side pressure is high temperature resistant |
| CN207067463U (en) * | 2017-04-12 | 2018-03-02 | 江苏藤仓亨通光电有限公司 | A kind of double-layer stainless steel silk armouring sensing optic cable |
| CN107861211A (en) * | 2017-12-21 | 2018-03-30 | 江苏中天科技股份有限公司 | A kind of heat distribution pipeline monitors sensing optic cable |
| CN208654373U (en) * | 2018-07-10 | 2019-03-26 | 北京昊锐科技有限公司 | One kind detecting self-supporting type armored cable configuration for Acoustic |
| CN211206888U (en) * | 2019-12-25 | 2020-08-07 | 天津立孚光电科技股份有限公司 | Reinforced temperature measuring optical cable |
-
2019
- 2019-12-25 CN CN201911355135.9A patent/CN110837156A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204740382U (en) * | 2015-05-26 | 2015-11-04 | 深圳市特发信息股份有限公司 | Oil well temperature measurement optical cable that anti side pressure is high temperature resistant |
| CN207067463U (en) * | 2017-04-12 | 2018-03-02 | 江苏藤仓亨通光电有限公司 | A kind of double-layer stainless steel silk armouring sensing optic cable |
| CN107861211A (en) * | 2017-12-21 | 2018-03-30 | 江苏中天科技股份有限公司 | A kind of heat distribution pipeline monitors sensing optic cable |
| CN208654373U (en) * | 2018-07-10 | 2019-03-26 | 北京昊锐科技有限公司 | One kind detecting self-supporting type armored cable configuration for Acoustic |
| CN211206888U (en) * | 2019-12-25 | 2020-08-07 | 天津立孚光电科技股份有限公司 | Reinforced temperature measuring optical cable |
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