CN207451935U - A kind of drawing optical fibers cooling device - Google Patents
A kind of drawing optical fibers cooling device Download PDFInfo
- Publication number
- CN207451935U CN207451935U CN201720762479.1U CN201720762479U CN207451935U CN 207451935 U CN207451935 U CN 207451935U CN 201720762479 U CN201720762479 U CN 201720762479U CN 207451935 U CN207451935 U CN 207451935U
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- Prior art keywords
- cooling
- evaporator
- optical fibers
- drawing optical
- fixedly connected
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Abstract
The utility model discloses a kind of drawing optical fibers cooling devices, including low-temperature storage tank, gas pipeline, evaporator, control system and cooler, the bottom end of the low-temperature storage tank is fixedly connected with gas pipeline, the other end of the gas pipeline is fixedly connected with evaporator, and the evaporator is fixedly connected by pipeline and cooler.The utility model passes through control system, realize the adjusting to solenoid valve, electromagnetic throttle valve, and the saturation measured by receiving thermo detector evaporates the temperature signal of carbon dioxide, to control electromagnetic throttle valve, so as to adjust into the liquefied carbon dioxide flow in evaporator, carbon dioxide is evaporated so as to obtain the saturation of different temperatures.
Description
Technical field
The utility model is related to a kind of cooling devices, and in particular to a kind of drawing optical fibers cooling device.
Background technology
With Optical Fiber Market intensified competition, drawing speed of optical fiber is getting faster.During high speed fibre wire drawing, optical fiber is from fiber drawing furnace
Temperature when out, since fiber drawing tower is general 10 meters to 40 meters high, applies between 1500 DEG C to 2000 DEG C when optical fiber reaches
When covering, optical fiber, which has little time cooling, causes fiber optic temperature to have big difference with coating material temperature, and it is abnormal that coating easily occurs at this time.Therefore need
Optical fiber is cooled down, for the cooling gas that existing cooling technology uses for helium, advantage is that hot specific volume is 5.24KJ/
Kg.K, rate of heat exchange are fast；The drawback is that expensive as a kind of rare gas and need import.Therefore long-time service helium
It is unfavorable for production cost control as cooling gas.
Chinese patent CN104496170A proposes a kind of device using hydrogen as cooling gas.Hydrogen heat specific volume is
Three times of 14.43 KJ/kg.K, almost helium, not only good cooling results, and cheap, but hydrogen is as a kind of easy
Explosion hazard gases is fired, there are security risks.
Chinese patent CN205443057U proposes a kind of device using nitrogen as cooling gas, although nitrogen price
It is cheap and readily available, but its hot specific volume is only 0.741 KJ/kg.K, rate of heat exchange is slow and cooling effect is poor.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, a kind of utilization liquefied carbon dioxide is now provided and is vaporized
Volume expansion absorbs heat to cool down bare fibre in the process, plays the role of substituting the drawing optical fibers of helium reduction production cost
Cooling device.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of drawing optical fibers cooling device,
Innovative point is：Including low-temperature storage tank, gas pipeline, evaporator, control system and cooler, the bottom end of the low-temperature storage tank
It is fixedly connected with gas pipeline, the other end and the evaporator of the gas pipeline are fixedly connected, and the evaporator leads to
Piping is fixedly connected with cooler.
Further, the cooler includes cooling tube and cooling water circulating device, the cooling tube and cooling water circulation
Device is attached.
Further, the cooling water circulating device includes cooling water tank, water pump and the recirculated water on cooling tube
Water inlet pipe and circulating water outlet pipe, the other end and the cooling water tank of the circulating water inlet are fixedly connected, the cycling
The other end of water outlet pipe is fixedly connected with cooling water tank.
Further, a cooling tube gas access, the cooling tube gas are further opened at the position of the cooling tube 1/2
Entrance is connected with gas pipeline.
Further, the evaporator include evaporator babinet and positioned at evaporator babinet upper end air inlet a and go out
Gas port a.
Further, also it is installed with a thermo detector on the evaporator babinet gas outlet a.
Further, a safety valve and an electromagnetic throttle valve, the gas outlet a are also installed on the gas pipeline
Upper end be also installed with a solenoid valve.
Further, the control system includes signal adapter and computer control terminal, the signal adapter and electricity
Brain control terminal is electrically connected, and the computer control terminal is electrically connected with electromagnetic throttle valve, solenoid valve, thermo detector.
The beneficial effects of the utility model are as follows：
（1）The utility model is come pair using compressing and liquefying the principle that volume expansion in carbon dioxide liquid vaporescence absorbs heat
Optical fiber is cooled down, while carbon dioxide is cheap and is easy to supply, and effectively reduces production cost.
（2）The utility model can monitor saturation in real time by going out to be mounted with a thermo detector in the gas outlet a of evaporator
With the temperature of evaporation carbon dioxide.
（3）The utility model realizes the adjusting to solenoid valve, electromagnetic throttle valve, and passes through reception by control system
The temperature signal for the saturation evaporation carbon dioxide that thermo detector measures, to control electromagnetic throttle valve, so as to adjust entering in evaporator
Liquefied carbon dioxide flow, so as to obtain the saturation of different temperatures evaporation carbon dioxide.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Specific embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
It is the overall structure diagram of the utility model as shown in Figure 1, a kind of drawing optical fibers cooling device is stored up including low temperature
Tank 1, gas pipeline 3, evaporator 7, control system 5 and cooler, bottom end and the gas pipeline 3 of low-temperature storage tank 1 are fixed
Connection, the other end and the evaporator 7 of gas pipeline 3 are fixedly connected, and company is fixed by pipeline and cooler in evaporator 7
It connects.
Cooler includes cooling tube 9 and cooling water circulating device, and cooling water circulating device includes cooling water tank, water pump and peace
Circulating water inlet 12 and circulating water outlet pipe 13 on cooling tube 9, the other end and cooling water of circulating water inlet 12
Case is fixedly connected, and the other end and the cooling water tank of circulating water outlet pipe 13 are fixedly connected, 1/2 position of cooling tube 9
The place of putting is further opened with a cooling tube gas access 14, and cooling tube gas access 14 is connected with gas pipeline 3.
Evaporator 7 includes evaporator babinet and positioned at the air inlet a10 of evaporator babinet upper end and gas outlet a11, steams
A thermo detector 6 is also installed on hair device babinet gas outlet a11.The utility model is gone out by the gas outlet a11 in evaporator
It is mounted with a thermo detector 6, saturation can be monitored in real time and evaporates the temperature of carbon dioxide.
A safety valve 2 and an electromagnetic throttle valve 4 are also installed on gas pipeline 3, the upper end of gas outlet a11 is also solid
Dingan County is equipped with a solenoid valve 8.
Control system 5 includes signal adapter and computer control terminal, and signal adapter is electrically connected with computer control terminal,
Computer control terminal is electrically connected with electromagnetic throttle valve 4, solenoid valve 8, thermo detector 6.The utility model by control system 5,
Realize the adjusting to solenoid valve 8, electromagnetic throttle valve 4, and the saturation measured by receiving thermo detector 6 evaporates the temperature of carbon dioxide
Signal is spent, to control electromagnetic throttle valve 4, so as to adjust the liquefied carbon dioxide flow entered in evaporator 7, so as to obtain difference
The saturation evaporation carbon dioxide of temperature.
The utility model is using compressing and liquefying principle that volume expansion in carbon dioxide liquid vaporescence absorbs heat come to light
Fibre is cooled down, while carbon dioxide is cheap and is easy to supply, and effectively reduces production cost.
Operation principle：
It opens the safety-valve 2, the liquefied carbon dioxide in low-temperature storage tank 1 is input to evaporator 7, liquid by gas pipeline 3
Change carbon dioxide and evaporate carbon dioxide into saturation by heat exchange type in evaporator 7；Control system 5 is according to the thermo detector received
6 measure the signal of the temperature of saturation evaporation carbon dioxide, and control electromagnetic throttle valve 4 adjusts liquefied carbon dioxide flow to obtain
The saturation evaporation carbon dioxide of different temperatures；Saturation evaporates gas access 14 of the carbon dioxide through cooling tube 9 and enters cooling tube 9；
Optical fiber passes through the inside of cooling tube 9, and control system 5 adjusts the flow that saturation evaporates carbon dioxide by controlling solenoid valve 8；It is full
Carry out heat exchange is come into full contact with optical fiber surface with evaporation carbon dioxide, takes away the heat of optical fiber；In carbon dioxide and cooling tube 9
Wall carry out contact heat exchange and transfer heat to it is cold go in the recirculated water in pipe 9, the heat of the absorption of recirculated water is cycled by water
Device is taken away, and realizes entire optical fiber cooling procedure.
Above-described embodiment is the preferred embodiment of the utility model, is not the limit to technical solutions of the utility model
System, as long as without the technical solution that creative work can be realized on the basis of above-described embodiment, is regarded as falling into
In the rights protection scope of the utility model patent.
Claims (8)
1. a kind of drawing optical fibers cooling device, it is characterised in that：Including low-temperature storage tank, gas pipeline, evaporator, control system and
Cooler, bottom end and the gas pipeline of the low-temperature storage tank are fixedly connected, the other end of the gas pipeline and evaporation
Device is fixedly connected, and the evaporator is fixedly connected by pipeline and cooler.
2. a kind of drawing optical fibers cooling device according to claim 1, it is characterised in that：The cooler includes cooling tube
And cooling water circulating device, the cooling tube are attached with cooling water circulating device.
3. a kind of drawing optical fibers cooling device according to claim 2, it is characterised in that：The cooling water circulating device bag
Include cooling water tank, water pump and circulating water inlet and circulating water outlet pipe on cooling tube, the circulating water inlet
The other end be fixedly connected with cooling water tank, company is fixed with cooling water tank in the other end of the circulating water outlet pipe
It connects.
4. a kind of drawing optical fibers cooling device according to claim 2, it is characterised in that：The position of the cooling tube 1/2
Place is further opened with a cooling tube gas access, and the cooling tube gas access is connected with gas pipeline.
5. a kind of drawing optical fibers cooling device according to claim 1, it is characterised in that：The evaporator includes evaporator
Babinet and positioned at the air inlet a of evaporator babinet upper end and gas outlet a.
6. a kind of drawing optical fibers cooling device according to claim 5, it is characterised in that：The evaporator babinet gas outlet
A thermo detector is also installed on a.
7. a kind of drawing optical fibers cooling device according to claim 5 or 6, it is characterised in that：On the gas pipeline also
A safety valve and an electromagnetic throttle valve are installed with, the upper end of the gas outlet a is also installed with a solenoid valve.
8. a kind of drawing optical fibers cooling device according to claim 1, it is characterised in that：The control system includes signal
Converter and computer control terminal, the signal adapter are electrically connected with computer control terminal, the computer control terminal and electricity
Magnetic throttle valve, solenoid valve, thermo detector are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720762479.1U CN207451935U (en) | 2017-06-28 | 2017-06-28 | A kind of drawing optical fibers cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720762479.1U CN207451935U (en) | 2017-06-28 | 2017-06-28 | A kind of drawing optical fibers cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207451935U true CN207451935U (en) | 2018-06-05 |
Family
ID=62246589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720762479.1U Active CN207451935U (en) | 2017-06-28 | 2017-06-28 | A kind of drawing optical fibers cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207451935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107311446A (en) * | 2017-06-28 | 2017-11-03 | 江东科技有限公司 | A kind of drawing optical fibers cooling device |
-
2017
- 2017-06-28 CN CN201720762479.1U patent/CN207451935U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107311446A (en) * | 2017-06-28 | 2017-11-03 | 江东科技有限公司 | A kind of drawing optical fibers cooling device |
| CN107311446B (en) * | 2017-06-28 | 2023-08-04 | 江东科技有限公司 | Optical fiber drawing cooling device |
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