CN207396805U - A kind of integrated temperature measurement system optical cable - Google Patents
A kind of integrated temperature measurement system optical cable Download PDFInfo
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- CN207396805U CN207396805U CN201720947239.9U CN201720947239U CN207396805U CN 207396805 U CN207396805 U CN 207396805U CN 201720947239 U CN201720947239 U CN 201720947239U CN 207396805 U CN207396805 U CN 207396805U
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- optical fiber
- multiple tube
- silk screen
- oversheath
- warming
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Abstract
The utility model discloses a kind of integrated temperature measurement system optical cables, and layer, silk screen multiple tube, optical fiber ointment, warming optical fiber are drawn including oversheath, Kev；The oversheath is addition thermal conducting agent and the polylefin thermoplatic composite material of fire retardant, and the silk screen multiple tube is stainless steel wire and the integral type multiple tube of PBT, and stainless steel wire adds heat conductivility, and then improves the heat sensitivity of warming optical fiber；Kev is equipped between the oversheath and silk screen multiple tube and draws layer, for keeping ambient temperature conditions and increasing tensile strength；The optical fiber ointment of high thermal conductivity of filling and warming optical fiber in the silk screen multiple tube；The utility model uses small line footpath, high thermal conductivity oversheath and optical fiber ointment, and built-in silk screen multiple tube and warming fiber manufacturing integrated temperature measurement system optical cable, temperature-responsive speed is fast, tensile strength is high, heat conduction velocity is fast, simple in structure, service life is long.
Description
Technical field
The utility model is related to temperature sensing optical cable technical equipment field, more particularly to a kind of integrated temperature measurement system optical cable.
Background technology
Light in transmission process, is influenced in a fiber be subject to external environment, such as temperature, pressure, so as to cause transmission light
The light characteristics such as intensity, phase, frequency, polarization state change.After light is by optical fiber, former incident light frequency is Rayleigh scattering；
Newly generated scattering frequency is Raman scattering；Raman scattering includes stokes light (being less than incident light frequency) and anti-Stokes
Light (is more than incident light frequency)；Light sensation optical fiber introduces pulse signal, measures back scattering light intensity, utilizes the strong of Raman scatter signals
It spends with the correlation of temperature to detect scene temperature variation.Optical cable is widely used in tunnel fire-fighting thermometric, petrochemical industry, steel, coal etc.
Heavy constructions health examination such as large size industrial enterprise fire-fighting thermometric, bridge, warehouse etc., optical cable can monitor the temperature of ambient enviroment
Degree.
In the prior art, temperature measuring optical cable temperature-responsive speed is slow, and pull resistance is poor, and pyroconductivity is low, causes light sensation detection not
It is sensitive.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of integrated temperature measurement system optical cable, for the prior art
In deficiency, using small line footpath, high thermal conductivity oversheath and optical fiber ointment, built-in silk screen multiple tube and warming fiber manufacturing synthesis
Temp measuring system optical cable, temperature-responsive speed is fast, tensile strength is high, heat conduction velocity is fast.
In order to achieve the above objectives, the technical solution of the utility model is as follows：A kind of integrated temperature measurement system optical cable, including outer shield
Set, Kev draw layer, silk screen multiple tube, optical fiber ointment, warming optical fiber, it is characterised in that：
The system optical cable is disposed with oversheath from outside to inside, Kev draws layer, silk screen multiple tube, optical fiber ointment, temperature
Photosensitive fibre；The oversheath is addition thermal conducting agent and the polylefin thermoplatic composite material of fire retardant, and the silk screen multiple tube is
The integral type multiple tube of stainless steel wire and polybutylene terephthalate (PBT) (abbreviation PBT), internal stainless steel wire increase greatly
Add the heat conductivility of tube body, and then improve the heat sensitivity of internal warming optical fiber；The oversheath and silk screen multiple tube
Between be provided with Kev draw layer, for keep ambient temperature conditions and increase tensile strength；Filling in the silk screen multiple tube
The optical fiber ointment of high thermal conductivity is provided with warming optical fiber in the optical fiber ointment.
The oversheath, silk screen multiple tube, the thermal conductivity of optical fiber ointment successively increase so that the temperature change of external environment
Can be in fast reaction to internal temperature sensing optical fiber, and pass through effect of the temperature change to optical signal, the temperature at scene is detected in real time
Degree variation.
The oversheath diameter is less than or equal to 5.0mm；The Kev draws layer to be formed by weaving by 4 strands of aramid fibers, tension
Intensity long-term 200N, short-term 400N；The a diameter of 2.0mm of silk screen multiple tube；The warming fibre diameter is 0.25mm.
The silk screen multiple tube is had higher mechanical strength, can be resisted vertical using PBT and stainless steel wire composite molding
To, radial forces, and have certain flexibility, there is relatively low coefficient of thermal expansion and high thermal conductivity, ensure that product has
Good dimensional stability, good chemical resistance can prevent ointment, the erosion of solvent and detergent etc. and with anti-
Hydrolysis property, moisture-proof, crack resistence have good barrier, low abrasion coefficient, small to optical fiber friction and micro-bend influence.
The system optical fiber can realize high-precision, high response, the optical fiber temperature-measurement of high intensity, and it is simple in structure, use the longevity
Life is longer；This temperature sensing optical fiber is passive optical fibre device, is only modulated by one parameter of temperature, dependable performance, long-term freedom from repairs,
It is free of replacement；It is widely used in：
1st, the integrated temperature measurement system alarmed for the temperature sensings such as tunnel, subway, bridge, dam environment and fire；
2nd, more root system system optical cables are designed, transport information capacity is big, and efficiency of transmission is high；
3rd, counter-bending, distortion, pulling force, high/low temperature Xun Huan, standard compliant optical characteristics index are met；
4th, there is preferable environmental adaptability, the temperature difference of high/low temperature can be born；
5th, there is the fiber optic cable flame retardant performance requirement for meeting national standard；
6th, have the characteristics that it is soft, flexibly, continue it is convenient.
Through the above technical solutions, the advantageous effect of technical solutions of the utility model is：Outside using small line footpath, high thermal conductivity
Sheath and optical fiber ointment, built-in silk screen multiple tube and warming fiber manufacturing integrated temperature measurement system optical cable, temperature-responsive speed is fast,
Tensile strength is high, heat conduction velocity is fast.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of integrated temperature measurement system optical cable cross-sectional view disclosed in the utility model embodiment.
Corresponding component title of the number represented by with letter in figure：
1. 2. Kev of oversheath draws 3. silk screen multiple tube of layer
4. 5. warming optical fiber of optical fiber ointment
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
All other embodiments obtained shall fall within the protection scope of the present invention.
According to Fig. 1, the utility model provides a kind of integrated temperature measurement system optical cable, and layer 2, silk are drawn including oversheath 1, Kev
Net multiple tube 3, optical fiber ointment 4, warming optical fiber 5.
The system optical cable is disposed with oversheath 1 from outside to inside, Kev draws layer 2, silk screen multiple tube 3, optical fiber ointment
4th, warming optical fiber 5；The oversheath 1 is addition thermal conducting agent and the polylefin thermoplatic composite material of fire retardant, and the silk screen is answered
Close the integral type multiple tube that pipe 3 is stainless steel wire and polybutylene terephthalate (PBT) (abbreviation PBT), internal stainless steel wire
The heat conductivility of tube body is considerably increased, and then improves the heat sensitivity of internal warming optical fiber 5；The oversheath 1 and silk
Kev is provided between net multiple tube 3 and draws layer 2, for keeping ambient temperature conditions and increasing tensile strength；The silk screen is compound
The optical fiber ointment 4 of the high thermal conductivity of filling in pipe 3 is provided with warming optical fiber 5 in the optical fiber ointment 4.
The oversheath 1, silk screen multiple tube 3, the thermal conductivity of optical fiber ointment 4 successively increase so that the temperature of external environment
Variation can be in fast reaction to internal temperature sensing optical fiber 5, and passes through effect of the temperature change to optical signal, detects scene in real time
Temperature change.
1 a diameter of 5.0mm of oversheath；The Kev draws layer 2 to be formed by weaving by 4 strands of aramid fibers, tensile strength
Long-term 200N, short-term 400N；3 a diameter of 2.0mm of silk screen multiple tube；5 a diameter of 0.25mm of warming optical fiber.
The silk screen multiple tube 3 is had higher mechanical strength, can be resisted vertical using PBT and stainless steel wire composite molding
To, radial forces, and have certain flexibility, there is relatively low coefficient of thermal expansion and high thermal conductivity, ensure that product has
Good dimensional stability, good chemical resistance can prevent ointment, the erosion of solvent and detergent etc. and with anti-
Hydrolysis property, moisture-proof, crack resistence have good barrier, low abrasion coefficient, small to optical fiber friction and micro-bend influence.
By above-mentioned specific embodiment, the beneficial effects of the utility model are：Using small line footpath, high thermal conductivity oversheath and
Optical fiber ointment, built-in silk screen multiple tube and warming fiber manufacturing integrated temperature measurement system optical cable, temperature-responsive speed is fast, tension is strong
Degree is high, heat conduction velocity is fast.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (3)
1. a kind of integrated temperature measurement system optical cable, which is characterized in that draw layer, silk screen multiple tube, optical fiber oil including oversheath, Kev
Cream, warming optical fiber；The system optical cable is disposed with oversheath from outside to inside, Kev draws layer, silk screen multiple tube, optical fiber oil
Cream, warming optical fiber；The oversheath is addition thermal conducting agent and the polylefin thermoplatic composite material of fire retardant, and the silk screen is compound
Pipe is the integral type multiple tube of stainless steel wire and polybutylene terephthalate (PBT)；It is set between the oversheath and silk screen multiple tube
It is equipped with Kev and draws layer, for keeping ambient temperature conditions and increasing tensile strength；The high heat conduction of filling in the silk screen multiple tube
The optical fiber ointment of rate is provided with warming optical fiber in the optical fiber ointment.
2. a kind of integrated temperature measurement system optical cable according to claim 1, which is characterized in that the oversheath, silk screen are compound
Pipe, the thermal conductivity of optical fiber ointment successively increase so that the temperature change of external environment can be with fast reaction to internal temperature sensing optical fiber
On, and pass through effect of the temperature change to optical signal, the temperature change at scene is detected in real time.
3. a kind of integrated temperature measurement system optical cable according to claim 1, which is characterized in that the oversheath diameter be less than etc.
In 5.0mm；The Kev draws layer to be formed by weaving by 4 strands of aramid fibers, tensile strength long-term 200N, short-term 400N；The silk
The a diameter of 2.0mm of net multiple tube；The warming fibre diameter is 0.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720947239.9U CN207396805U (en) | 2017-08-01 | 2017-08-01 | A kind of integrated temperature measurement system optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720947239.9U CN207396805U (en) | 2017-08-01 | 2017-08-01 | A kind of integrated temperature measurement system optical cable |
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| Publication Number | Publication Date |
|---|---|
| CN207396805U true CN207396805U (en) | 2018-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720947239.9U Active CN207396805U (en) | 2017-08-01 | 2017-08-01 | A kind of integrated temperature measurement system optical cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654681A (en) * | 2021-08-19 | 2021-11-16 | 中国航发四川燃气涡轮研究院 | Temperature measuring probe and temperature measuring system based on flow field temperature measurement |
-
2017
- 2017-08-01 CN CN201720947239.9U patent/CN207396805U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654681A (en) * | 2021-08-19 | 2021-11-16 | 中国航发四川燃气涡轮研究院 | Temperature measuring probe and temperature measuring system based on flow field temperature measurement |
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