CN207623578U - A kind of H2S gas wells Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable - Google Patents
A kind of H2S gas wells Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable Download PDFInfo
- Publication number
- CN207623578U CN207623578U CN201721593350.9U CN201721593350U CN207623578U CN 207623578 U CN207623578 U CN 207623578U CN 201721593350 U CN201721593350 U CN 201721593350U CN 207623578 U CN207623578 U CN 207623578U
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- CN
- China
- Prior art keywords
- optical fiber
- stainless steel
- steel tube
- temperature resistant
- armor
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of H2S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, including at least two optical fiber for being enclosed with separator tube, optical fiber is arranged in stainless steel tube, mixing is filled with material water-proof material and optical fiber ointment in stainless steel tube, it is extruded outside stainless steel tube and is provided with perfluoroethylene-propylene formation sheath, it is provided with the first armor and the second armor outside sheath, first armor and the second armor are that two layers of opposite armourings in 316 high-strength alloy steel wire directions form, and stainless steel tube sealant is provided with outside the second armor.The utility model enhances the anti-external electromagnetic field jamming performance of entirety of cable, and signal transmission is more stablized；Cable it is whole hold lotus ability and tensile property greatly improves, while ensure that high temperature-proof, pressure resistance, corrosion resistance, be extremely applicable to contain H2The acoustic logging operation of the high-pressure gas well of the corrosive gas such as S.
Description
Technical field
The utility model belongs to field of cable technology, and in particular to a kind of H2S gas well Special seal resistance to compression high-temperature resistant optical fibers
Charge bearing detecting cable.
Background technology
In the geologic section of research drilling well, when judging high-pressure gas well cementing quality, go deep into well usually using acoustic logging instrument
Under measure, usually by detecting the monitoring device of the acoustic logging instrument and ground of cable connection underground, contain H in gas well2S
Equal corrosive gas, and pressure is larger, the cable for going deep into underground must have good Corrosion Protection and anti-pressure ability, detection
Cable still suffers from the weight of downhole instrument, need to have it is excellent hold lotus ability and tensile property, existing detection cable is anti-
It draws performance bad, and transmits jitter.
Utility model content
Purpose of utility model：In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of H2S gas wells
Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable.
Technical solution：In order to realize that above-mentioned purpose of utility model, the technical solution adopted in the utility model are as follows：
A kind of H2S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, including at least two be enclosed with buffering
The optical fiber of pipe, the optical fiber are arranged in stainless steel tube, and mixing is filled with material water-proof material and optical fiber oil in the stainless steel tube
Cream extrudes outside the stainless steel tube and is provided with perfluoroethylene-propylene formation sheath, the first armour is provided with outside the sheath
Layer and the second armor are filled, first armor and the second armor are that two layers of 316 high-strength alloy steel wire directions are opposite
Armouring forms, and stainless steel tube sealant is provided with outside second armor.
Preferably, being wound with semiconductive nylon tape between the sheath and stainless steel tube forms shielded layer.
Preferably, be provided with binding layer outside the optical fiber and material water-proof material, the binding layer is by optical fiber and the material that blocks water
Expect tight.
Preferably, the binding layer is made of polypropylene or polythene material.
Preferably, the binding layer is woven by Du Pont's silk or Dyneema fabrics.
Preferably, the optical fiber is two single mode optical fibers, excess fiber length is more than 3 ‰.
Preferably, the material water-proof material is the organdy that blocks water.
Preferably, the stainless steel tube sealant seals made of laser welding after 316 stainless steel band tubulations
Stainless steel tube sealant.
Advantageous effect：Compared with prior art, the utility model has the following advantages：
The H of the utility model2S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables are arranged in stainless steel tube
There is the optical fiber of package separator tube, and filled with material water-proof material and binding layer in stainless steel tube so that fiber unit is more secured, no
It is provided with shielded layer outside rust steel pipe, enhances the anti-external electromagnetic field jamming performance of entirety of cable, signal transmission is more stablized；This
Utility model is provided with the additional one layer of stainless steel tube sealant of two layers of armor so that cable entirety holds lotus ability and pull resistance
It can greatly improve, while ensure that high temperature-proof, pressure resistance, corrosion resistance, be extremely applicable to contain H2The high pressure of the corrosive gas such as S
The acoustic logging operation of gas well.
Description of the drawings
Fig. 1 is H2S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable structural schematic diagrams.
Specific implementation mode
In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate, embodiment is with the utility model skill
Implemented under premised on art scheme, it should be understood that these embodiments are merely to illustrate the utility model rather than limit this practicality
Novel range.
As shown in Figure 1, a kind of H2S gas wells Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable, including at least two
It is enclosed with the optical fiber 1 of separator tube 2, optical fiber 1 is arranged in stainless steel tube 5, and 5 pressure resistance of stainless steel tube is more than 70MPa.Described stainless
Mixing is filled with material water-proof material 3 and optical fiber ointment in steel pipe 5, is extruded outside stainless steel tube 5 and is provided with perfluoroethylene-propylene and is formed
Sheath 7, for enhancing crushing resistance and the protection steel pipe deformation of steel pipe.It is provided with the first armor 8 and the second armour outside sheath 7
Layer 9 is filled, the first armor 8 and the second armor 9 are that two layers of opposite armourings in 316 high-strength alloy steel wire directions form, and are used as
The protection armor and load capacity of optical cable.Stainless steel tube sealant 10, stainless steel tube sealant are provided with outside the second armor 9
10 are formed by laser welding after 316 stainless steel band tubulations, and seamless, online vortex nondestructive flaw is sealed.Steel pipe after welding
Pressure resistance is more than 70MPa, ensures that cable can smoothly complete well logging under particular etch gaseous environment.
It is wound with semiconductive nylon tape between sheath 7 and stainless steel tube 5 and forms shielded layer 6, shielded layer can enhance light
The fine anti-external electromagnetic field jamming performance of entirety, makes stable signal transmission.
It is provided with binding layer 4 outside optical fiber 1 and material water-proof material 3, bundlees layer 4 by 3 tight of optical fiber 1 and material water-proof material.
Binding layer 4 is made of polypropylene or polythene material.Either binding layer 4 is woven by Du Pont's silk or Dyneema fabrics,
Prevent the loose deformation under a stretching force of material water-proof material 3 and optical fiber 1.Material water-proof material 3 is the organdy that blocks water.The organdy that blocks water both may be used
As material water-proof material 31 bending of optical fiber can be prevented as the stiffener of optical fiber again.
As preferred embodiment, optical fiber 1 is two single mode optical fibers, and optical fiber more than 1 is long to be more than 3 ‰, 1310nm optical fiber attenuations
Index is less than 0.80dB/km, and 1550nm optical fiber attenuation indexs are less than 0.60dB/km；- 65~300 DEG C of optical fiber temperature resistant range.
The H of the utility model2It is provided in S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable stainless steel tubes
The optical fiber of separator tube is wrapped up, and filled with material water-proof material and binding layer in stainless steel tube so that fiber unit is more secured, stainless
It is provided with shielded layer outside steel pipe, enhances the anti-external electromagnetic field jamming performance of entirety of cable, signal transmission is more stablized；This reality
It is provided with the additional one layer of stainless steel tube sealant of two layers of armor with novel so that cable entirety holds lotus ability and tensile property
It greatly improves, while ensure that high temperature-proof, pressure resistance, corrosion resistance, be extremely applicable to contain H2The high pressure gas of the corrosive gas such as S
The acoustic logging operation of well.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of H2S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, it is characterised in that：It is wrapped including at least two
It is wrapped with the optical fiber (1) of separator tube (2), optical fiber (1) setting is in stainless steel tube (5), the mixing in the stainless steel tube (5)
Filled with material water-proof material (3) and optical fiber ointment, is extruded outside the stainless steel tube (5) and be provided with perfluoroethylene-propylene and form interior shield
Layer (7), is provided with the first armor (8) and the second armor (9) outside the sheath (7), first armor (8) and the
Two armors (9) are that two layers of opposite armourings in 316 high-strength alloy steel wire directions form, in the second armor (9) peripheral hardware
It is equipped with stainless steel tube sealant (10).
2. H according to claim 12S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, it is characterised in that：
It is wound with semiconductive nylon tape between the sheath (7) and stainless steel tube (5) and forms shielded layer (6).
3. H according to claim 12S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, it is characterised in that：
It is provided with binding layer (4) outside the optical fiber (1) and material water-proof material (3), the binding layer (4) is by optical fiber (1) and material water-proof material
(3) tight.
4. H according to claim 32S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, it is characterised in that：
The binding layer (4) bundlees layer made of polypropylene or polythene material.
5. H according to claim 32S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, it is characterised in that：
The binding layer (4) bundlees layer made of Du Pont's silk or Dyneema fabrics braiding.
6. H according to claim 12S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, it is characterised in that：
The optical fiber (1) is two single mode optical fibers, is grown more than optical fiber (1) and is more than 3 ‰.
7. H according to claim 12S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, it is characterised in that：
The material water-proof material (3) is the organdy that blocks water.
8. H according to claim 12S gas well Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cables, it is characterised in that：
The stainless steel tube sealant (10) is the stainless steel tube sealant sealed made of laser welding after 316 stainless steel band tubulations
(10)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721593350.9U CN207623578U (en) | 2017-11-24 | 2017-11-24 | A kind of H2S gas wells Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721593350.9U CN207623578U (en) | 2017-11-24 | 2017-11-24 | A kind of H2S gas wells Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207623578U true CN207623578U (en) | 2018-07-17 |
Family
ID=62823523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721593350.9U Expired - Fee Related CN207623578U (en) | 2017-11-24 | 2017-11-24 | A kind of H2S gas wells Special seal resistance to compression high-temperature resistant optical fiber charge bearing detecting cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207623578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113031177A (en) * | 2021-02-20 | 2021-06-25 | 江苏新华能电缆有限公司 | Super-sealed distributed optical fiber load-bearing detection cable |
-
2017
- 2017-11-24 CN CN201721593350.9U patent/CN207623578U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113031177A (en) * | 2021-02-20 | 2021-06-25 | 江苏新华能电缆有限公司 | Super-sealed distributed optical fiber load-bearing detection cable |
| CN113031177B (en) * | 2021-02-20 | 2022-06-21 | 江苏新华能电缆有限公司 | Super-sealed distributed optical fiber load-bearing detection 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: 20180717 Termination date: 20191124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |