CN208172312U - Temperature measuring optical cable for oilfield - Google Patents
Temperature measuring optical cable for oilfield Download PDFInfo
- Publication number
- CN208172312U CN208172312U CN201820364662.0U CN201820364662U CN208172312U CN 208172312 U CN208172312 U CN 208172312U CN 201820364662 U CN201820364662 U CN 201820364662U CN 208172312 U CN208172312 U CN 208172312U
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- CN
- China
- Prior art keywords
- measuring optical
- optical cable
- temperature
- steel wire
- temperature measuring
- 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.)
- Expired - Fee Related
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a kind of temperature measuring optical cable for oilfield, including temperature measuring optical cable, optical cable connecting box and optical fiber temperature measurement host, the temperature measuring optical cable is connected to the optical cable connecting box, the optical cable connecting box is connected to the optical fiber temperature measurement host, the temperature measuring optical cable includes stainless steel outer sleeve pipe, first stainless steel wire stratum reticulare, first steel wire filled layer, loose jacket layer and temperature-measuring optical fiber, the pine jacket layer is enclosed in the outside of the temperature-measuring optical fiber, the first steel wire filled layer is surrounded by the outside of the pine jacket layer, the first stainless steel wire stratum reticulare is surrounded by the outside of the first steel wire filled layer, the outer layer of the first stainless steel wire stratum reticulare is surrounded by stainless steel outer sleeve pipe, the temperature-measuring optical fiber is connected to the optical cable connecting box.Temperature measuring optical cable for oilfield described in the utility model encloses temperature-measuring optical fiber using multilayered structure, is broken temperature-measuring optical fiber vulnerable to external impacts.
Description
Technical field
The utility model belongs to oil well Fiber Optic Pyrometer field, and in particular to a kind of temperature measuring optical cable for oilfield.
Background technique
Temperature survey is an important action during well logging and oil well day-to-day operation, accurate temperature survey pair
The grasp of oil well geologic information and oil well surveillance all have a very important significance.
For example, application No. is 201120283607.7 patent application documents to disclose for well for Chinese utility model patent
The double-tube optical cable of lower high temperature test is mainly made of optical fiber, stainless steel inner tube and stainless steel outer tube, it is characterised in that：Optical fiber exists
The inside of stainless steel inner tube, the outer diameter of stainless steel inner tube are 3mm, wall thickness 0.2mm；There is stainless steel in the outside of stainless steel inner tube
Outer tube, the outer diameter of stainless steel outer tube are 5mm, wall thickness 0.88mm；Stainless steel inner tube and the material of stainless steel outer tube use are
316L。
Double-tube optical cable in the prior art for underground high temperature test, there are following technologies in actual application process
Problem：
Stainless steel outer tube and stainless steel inner tube are easy stress deformation, lead to the fracture of optical fiber, cause effectively to carry out
The thermometric of underground.
Utility model content
The utility model provides a kind of temperature measuring optical cable for oilfield, and the temperature measuring optical cable for oilfield is enclosed using multilayered structure and surveyed
Warm optical fiber, is broken temperature-measuring optical fiber vulnerable to external impacts.
The utility model is achieved by the following technical solution.
A kind of temperature measuring optical cable for oilfield, including temperature measuring optical cable, optical cable connecting box and optical fiber temperature measurement host, the temperature measuring optical cable
It is connected to the optical cable connecting box, the optical cable connecting box is connected to the optical fiber temperature measurement host, wherein the temperature measuring optical cable energy
It enough puts to the detection of progress crude oil temperature in the oil well in oil field, the temperature measuring optical cable includes stainless steel outer sleeve pipe, the first stainless steel
Silk screen layer, the first steel wire filled layer, loose jacket layer and temperature-measuring optical fiber, the pine jacket layer are enclosed in the outside of the temperature-measuring optical fiber, institute
It states and is surrounded by the first steel wire filled layer on the outside of loose jacket layer, be surrounded by the first stainless steel wire on the outside of the first steel wire filled layer
Stratum reticulare, the outer layer of the first stainless steel wire stratum reticulare are surrounded by stainless steel outer sleeve pipe, and the temperature-measuring optical fiber is connected to the optical cable
Splice tray.
Further, the temperature measuring optical cable further includes the second steel screen layer, and second steel screen layer is arranged in the pine
Between jacket layer and the first steel wire filled layer.
Further, the temperature measuring optical cable further includes the second steel wire filled layer, and the second steel wire filled layer is arranged in institute
It states between loose jacket layer and second steel screen layer.
Further, the temperature measuring optical cable further includes Kevlar restrictive coating, and the Kevlar restrictive coating is arranged in the pine
Between jacket layer and the second wirerope filled layer.
Further, the thermometric end of the temperature measuring optical cable is also sealedly connected with seal plug, the center of the seal plug
It is provided with the through-hole stretched out for the temperature-measuring optical fiber, wherein the through-hole and temperature-measuring optical fiber sealing cooperate.
Further, temperature-measuring optical fiber shield cylinder, the temperature-measuring optical fiber shield cylinder are also fixedly connected on the seal plug
It is enclosed in the outside of the temperature-measuring optical fiber.
Further, the material of the seal plug is polytetrafluoroethylene (PTFE).
Further, the first steel wire filled layer includes the wirerope of several adjacent arrangements.
Further, the second steel wire filled layer includes the wirerope of several adjacent arrangements.
Compared with prior art, the superior effect of the utility model is：
1, temperature measuring optical cable for oilfield described in the utility model, by being equipped with stainless steel outer sleeve pipe, the first stainless steel
Silk screen layer, the first steel wire filled layer, loose jacket layer and temperature-measuring optical fiber make in the temperature measuring optical cable for oilfield temperature-measuring optical fiber not vulnerable to outer
Power is impacted and is broken；
2, temperature measuring optical cable for oilfield described in the utility model, by being equipped with seal plug and temperature-measuring optical fiber shield
Cylinder, enables the temperature measuring optical cable for oilfield to be effectively isolated from thermometric medium, ensure that in temperature measuring optical cable and do not corroded.
Detailed description of the invention
Fig. 1 is the schematic diagram of temperature measuring optical cable for oilfield described in the utility model embodiment 1；
Fig. 2 is the diagrammatic cross-section of temperature measuring optical cable described in the utility model embodiment 1；
Fig. 3 is the diagrammatic cross-section of seal plug described in the utility model embodiment 1.
Appended drawing reference is as follows：
1- temperature measuring optical cable, 11- stainless steel outer sleeve pipe, the first stainless steel wire of 12- stratum reticulare, the first steel wire of 13- filled layer, 14-
Loose jacket layer, 15- temperature-measuring optical fiber, the second steel screen layer of 16-, the second steel wire of 17- filled layer, 18- Kevlar restrictive coating, 19- sealing
Plug, 191- temperature-measuring optical fiber shield cylinder, 2- optical cable connecting box, 4- optical fiber temperature measurement host.
Specific embodiment
Specific embodiment of the present invention is described in further detail below.
Embodiment 1
As shown in attached drawing 1-2, a kind of temperature measuring optical cable for oilfield, including temperature measuring optical cable 1, optical cable connecting box 2 and optical fiber temperature-measurement
Host 4, the temperature measuring optical cable 1 are connected to the optical cable connecting box 2, and the optical cable connecting box 2 is connected to the optical fiber temperature-measurement master
Machine 4, wherein the temperature measuring optical cable 1 can be put to the detection of progress crude oil temperature in the oil well in oil field, and the temperature measuring optical cable 1 wraps
Include stainless steel outer sleeve pipe 11, the first stainless steel wire stratum reticulare 12, the first steel wire filled layer 13, loose jacket layer 14 and temperature-measuring optical fiber 15, institute
The outside that loose jacket layer 14 is enclosed in the temperature-measuring optical fiber 15 is stated, the outside of the pine jacket layer 14 is surrounded by the first steel wire filled layer
13, the outside of the first steel wire filled layer 13 is surrounded by the first stainless steel wire stratum reticulare 12, the first stainless steel wire stratum reticulare 12
Outer layer be surrounded by stainless steel outer sleeve pipe 11, the temperature-measuring optical fiber 15 is connected to the optical cable connecting box 2.
The temperature measuring optical cable 1 further includes the second steel screen layer 16, and the setting of the second steel screen layer 16 is in the loose jacket layer
Between 14 and the first steel wire filled layer 13.
The temperature measuring optical cable 1 further includes the second steel wire filled layer 17, and the second steel wire filled layer 17 is arranged in the pine
Between jacket layer 14 and second steel screen layer 16.
The temperature measuring optical cable 1 further includes Kevlar restrictive coating 18, and the setting of Kevlar restrictive coating 18 is in the loose jacket layer
Between 14 and the second wirerope filled layer 17.
As shown in figure 3, the thermometric end of the temperature measuring optical cable 1 is also sealedly connected with seal plug 19, the seal plug 19
Center be provided with for the temperature-measuring optical fiber 15 stretch out through-hole, wherein the through-hole and the temperature-measuring optical fiber 15 sealing cooperate.
Temperature-measuring optical fiber shield cylinder 191 is also fixedly connected on the seal plug 19, the temperature-measuring optical fiber shield cylinder 191 wraps
It is trapped among the outside of the temperature-measuring optical fiber 15.The sealing bottom surface of the bottom of the seal plug 19 is matched with the temperature measuring optical cable 1
The side sealing of thermometric end, the bottom of the seal plug 19 is enclosed on the side wall of 1 thermometric end of temperature measuring optical cable.
The material of the seal plug 19 is polytetrafluoroethylene (PTFE).
The first steel wire filled layer 13 includes the wirerope of several adjacent arrangements.
The second steel wire filled layer 17 includes the wirerope of several adjacent arrangements.
The utility model is not limited to the above embodiment, without departing substantially from the substantive content of the utility model,
It may occur to persons skilled in the art that any deformation, improvement, replacement each fall within the protection scope of the utility model.
Claims (9)
1. a kind of temperature measuring optical cable for oilfield, including temperature measuring optical cable, optical cable connecting box and optical fiber temperature measurement host, which is characterized in that institute
It states temperature measuring optical cable and is connected to the optical cable connecting box, the optical cable connecting box is connected to the optical fiber temperature measurement host, wherein described
Temperature measuring optical cable can be put to the detection for carrying out crude oil temperature in the oil well in oil field, the temperature measuring optical cable include stainless steel outer sleeve pipe,
First stainless steel wire stratum reticulare, the first steel wire filled layer, loose jacket layer and temperature-measuring optical fiber, the pine jacket layer are enclosed in the temperature-measuring optical fiber
Outside, be surrounded by the first steel wire filled layer on the outside of the pine jacket layer, the be surrounded by the outside of the first steel wire filled layer
One stainless steel wire stratum reticulare, the outer layer of the first stainless steel wire stratum reticulare are surrounded by stainless steel outer sleeve pipe, the temperature-measuring optical fiber connection
In the optical cable connecting box.
2. temperature measuring optical cable for oilfield according to claim 1, which is characterized in that the temperature measuring optical cable further includes the second steel wire
Stratum reticulare, the second steel screen layer setting is between the loose jacket layer and the first steel wire filled layer.
3. temperature measuring optical cable for oilfield according to claim 2, which is characterized in that the temperature measuring optical cable further includes the second steel wire
Filled layer, the second steel wire filled layer setting is between the loose jacket layer and second steel screen layer.
4. temperature measuring optical cable for oilfield according to claim 3, which is characterized in that the temperature measuring optical cable further includes Kevlar shield
Jacket layer, the Kevlar restrictive coating setting is between the loose jacket layer and the second steel wire filled layer.
5. temperature measuring optical cable for oilfield according to claim 4, which is characterized in that the thermometric end of the temperature measuring optical cable also seals
Be connected with seal plug, the center of the seal plug is provided with the through-hole stretched out for the temperature-measuring optical fiber, wherein the through-hole with
The temperature-measuring optical fiber sealing cooperation.
6. temperature measuring optical cable for oilfield according to claim 5, which is characterized in that be also fixedly connected on the seal plug
Temperature-measuring optical fiber shield cylinder, the temperature-measuring optical fiber shield cylinder are enclosed in the outside of the temperature-measuring optical fiber.
7. temperature measuring optical cable for oilfield according to claim 5, which is characterized in that the material of the seal plug is polytetrafluoro
Ethylene.
8. temperature measuring optical cable for oilfield according to claim 5, which is characterized in that the first steel wire filled layer includes several
The wirerope of adjacent arrangement.
9. temperature measuring optical cable for oilfield according to claim 5, which is characterized in that the second steel wire filled layer includes several
The wirerope of adjacent arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820364662.0U CN208172312U (en) | 2018-03-18 | 2018-03-18 | Temperature measuring optical cable for oilfield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820364662.0U CN208172312U (en) | 2018-03-18 | 2018-03-18 | Temperature measuring optical cable for oilfield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208172312U true CN208172312U (en) | 2018-11-30 |
Family
ID=64373268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820364662.0U Expired - Fee Related CN208172312U (en) | 2018-03-18 | 2018-03-18 | Temperature measuring optical cable for oilfield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208172312U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441877A (en) * | 2019-08-16 | 2019-11-12 | 山东道宽智能科技有限公司 | A kind of compound umbilical of ignition temperature-sensitive intelligence beam tube and its installation method |
-
2018
- 2018-03-18 CN CN201820364662.0U patent/CN208172312U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441877A (en) * | 2019-08-16 | 2019-11-12 | 山东道宽智能科技有限公司 | A kind of compound umbilical of ignition temperature-sensitive intelligence beam tube and its installation method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 Termination date: 20200318 |