CN109836053A - Cooling system and its application method - Google Patents
Cooling system and its application method Download PDFInfo
- Publication number
- CN109836053A CN109836053A CN201811549817.9A CN201811549817A CN109836053A CN 109836053 A CN109836053 A CN 109836053A CN 201811549817 A CN201811549817 A CN 201811549817A CN 109836053 A CN109836053 A CN 109836053A
- Authority
- CN
- China
- Prior art keywords
- separator
- cooling
- cooling system
- slot
- graduation mark
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 103
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000013307 optical fiber Substances 0.000 claims abstract description 30
- 239000002826 coolant Substances 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims abstract description 23
- 230000004888 barrier function Effects 0.000 claims abstract description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 8
- 229910052786 argon Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000012681 fiber drawing Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
Landscapes
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Abstract
It includes cooling tube that the present invention, which provides a kind of cooling system, barrier assembly, thermal insulation layer and driving assembly, the cooling tube is hollow tubular structures, the barrier assembly is installed on inside the cooling tube, the thermal insulation layer is wrapped in outside the cooling tube, the driving component is installed on outside the thermal insulation layer, the barrier assembly includes the first separator and is rotatably received in the second separator in first separator, first separator is fixed on inside the cooling tube, second separator one end is connected to the driving component, the driving component drives the second separator rotation, to open or close the cooling tube, to save cooling medium usage amount.The present invention also provides a kind of application methods of cooling system, by being passed through dielectric gas in the lumen, heat exchange are carried out between optical fiber and cooling tube, with the cooling optical fiber, so that good cooling results.
Description
Technical field
The present invention relates to optical fiber fabrication field more particularly to a kind of cooling system and its application methods.
Background technique
Optical fiber is a kind of quartz fibre, and preform is heated to 2000 DEG C or more, optical fiber prefabricating stick end is reeled off raw silk from cocoons
Optical fiber is drawn, its surface temperature probably reaches 1000-1500 still in higher state after bare fibre comes out out of fiber drawing furnace
℃.It is quickly cooled down the protection of rear surface applied in two coats polyacrylic resin, since drawing speed of optical fiber is higher, 2000mpm or more,
Even as high as 3000mpm or more, therefore cooling velocity wants the sufficiently fast stabilization that just can ensure that coating quality.Under normal conditions, exist
Cooling tube is set on the channel of optical fiber, optical fiber surface heat is taken away as heat-exchange gas using helium.However, helium is not
Renewable resource, it is expensive, due to being mineral resources, the influence of supply is also suffered from, causes production cost higher.
Summary of the invention
In view of this, it is necessary to provide a kind of good cooling results, and save cooling medium usage amount cooling system and its
Application method.
The present invention provides a kind of cooling system, and for carrying out cooling treatment to optical fiber, the cooling system includes cooling tube,
Barrier assembly, thermal insulation layer and driving assembly, the cooling tube are hollow tubular structures, and the barrier assembly is installed on the cooling
Inside pipe, the thermal insulation layer is wrapped in outside the cooling tube, and the driving component is installed on outside the thermal insulation layer, it is described every
Including the first separator and the second separator in first separator, first separator are rotatably received in from component
It is fixed on inside the cooling tube, second separator one end is connected to the driving component, and the driving component drives institute
The rotation of the second separator is stated, to open or close the cooling tube.
Further, first separator is equipped with multiple through the first of the first separator tube wall in the axial direction
Slot, first slot is radially even to be spaced apart on the tube wall of first separator.
Further, second separator is equipped with multiple and matched second slot of first slot, institute in the axial direction
The second slot is stated through the second separator tube wall and radially even is spaced apart on the tube wall of second separator.
Further, the tube wall of second separator forms baffle, and between two adjacent second slots,
The barrier width is greater than the first slot groove width.
Further, it is equipped with the second graduation mark of the first graduation mark of at least one and at least one outside the thermal insulation layer, often
The central axes of the one first graduation mark face wherein first slot, each second graduation mark face one pair of them phase
Central axes between adjacent first slot.
Further, the driving component includes driving motor, driving gear and driven gear, the driving motor installation
In described thermal insulation layer one end, the driving gear is installed on described driving motor one end, and the driven gear is connected to described
It is simultaneously engaged with the driving gear two separator one end.
Further, the driven gear is equipped at least one third graduation mark close to the side of second separator,
Each third graduation mark is right against the central axes of a wherein baffle.
Further, the cooling tube includes hollow inner cavity and seal chamber, the inner cavity both ends perforation, for allowing
It states optical fiber to pass through, is connected with cooling medium in the seal chamber.
The present invention provides a kind of application method of cooling system, and the method and step is as follows:
S1 injects cooling medium in the seal chamber;
The optical fiber is passed through the inner cavity by S2;
S3 measures the inner cavity temperature, when the inner cavity reaches A degrees Celsius of set temperature, starts the driving component, institute
Stating driving motor drives second separator rotate relative to first separator, until the third graduation mark and described the
When two graduation mark faces, the driving component is closed, the A is default value;
S4 is passed through dielectric gas in described inner cavity one end with B liters/min and carries out optical fiber cooling, and the B is default value;
S5 after the completion of cooling, starts the driving component, and the driving motor drives second separator relative to institute
The rotation of the first separator is stated, until closing the driving component when the first graduation mark face described in the third graduation mark.
Further, the cooling medium of the step 1 is liquid nitrogen or liquid argon, and the dielectric gas of the step 4 is that compression is empty
Gas or nitrogen.
Further, the value range of the A is A > 30, and the value range of the B is 5≤B≤20.
Cooling system provided by the invention includes cooling tube, barrier assembly, thermal insulation layer and driving assembly, and the cooling tube is
Hollow tubular structures, the barrier assembly are installed on inside the cooling tube, and the thermal insulation layer is wrapped in outside the cooling tube,
The driving component is installed on outside the thermal insulation layer, and the barrier assembly includes the first separator and is rotatably received in institute
The second separator in the first separator is stated, first separator is fixed on inside the cooling tube, second separator one
End is connected to the driving component, and the driving component drives the second separator rotation, to open or close the cooling
Pipe controls the cooling medium and extraneous progress heat exchange, to achieve the effect that save the usage amount of cooling medium.The present invention is also
The application method of cooling system is provided, the cooling means by being passed through dielectric gas in the lumen, optical fiber and cooling tube it
Between carry out heat exchange so that good cooling results.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the cooling system in one embodiment of the invention.
Fig. 2 is the structural decomposition diagram of the cooling system in one embodiment of the invention.
Fig. 3 is the flow diagram of the application method of the cooling system in one embodiment of the invention.
Main element symbol description
The present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the embodiment of the present invention, with reference to the accompanying drawing and
The present invention will be described in detail for specific embodiment.It should be noted that in the absence of conflict, the embodiment party of the application
Feature in formula can be combined with each other.
Embodiment in the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without making creative work, belongs to the present invention
The range of embodiment protection.
Unless otherwise defined, all technical and scientific terms used herein and the technology for belonging to the embodiment of the present invention
The normally understood meaning of the technical staff in field is identical.Term as used herein in the specification of the present invention is intended merely to
The purpose of specific embodiment is described, it is not intended that in the limitation embodiment of the present invention.
It is the structural schematic diagram of the cooling system 100 in an embodiment of the present invention also referring to Fig. 1 and Fig. 2, Fig. 1.
The cooling system 100 is used to carry out cooling treatment to optical fiber.Specifically, optical fiber prefabricating stick end will be reeled off raw silk from cocoons out of fiber drawing furnace
The optical fiber of extraction passes through the cooling system 100, is rapidly cooled by the cooling system 100 to optical fiber.The cooling
System 100 includes cooling tube 10, barrier assembly 20, thermal insulation layer 30 and driving assembly 40.Flowing is connected in the cooling tube 10
Cooling medium, such as liquid nitrogen or liquid argon, in the present embodiment, the cooling medium is liquid nitrogen.The barrier assembly 20 is set to
In the cooling tube 10, the thermal insulation layer 30 is wrapped in outside the cooling tube 10, the driving component 40 be set to it is described every
30 one end of thermosphere, and connect with described 20 one end of barrier assembly.
The generally hollow tubular structure of the cooling tube 10, the length is 3-8 meters.In the present embodiment, described cold
But 10 length of pipe is 5 meters.The cooling tube includes inner wall 11 and outer wall (not labeled), and the inner wall 11 is made from a material that be thermally conductive,
To transmit heat.The generally tubular structure of the barrier assembly 20 fits in the inner wall 11 and installs, the barrier assembly 20
It is made of heat-barrier material, so that the cooling system 100 under idle state, completely cuts off cooling Jie in the cooling tube 10
Matter and extraneous heat exchange.The thermal insulation layer 30 is wrapped in the outer wall (not labeled), and the thermal insulation layer 30 is by heat-barrier material
It is made, completely cuts off the cooling medium and extraneous heat exchange in the cooling tube 10.
The cooling tube 10 includes hollow inner cavity 13 and the seal chamber 14 between inner wall 11 and outer wall (not labeled).
13 both ends of the inner cavity perforation, for allowing the optical fiber to pass through.13 internal diameter of inner cavity is 5-30 millimeters, in present embodiment
In, 13 diameter of inner cavity is 20 millimeters.The cooling medium is equipped in the seal chamber 14, to pass through the inner wall 11 and institute
It states inner cavity 13 and carries out heat exchange.During the optical fiber is cooling, dielectric gas is connected in the inner cavity 13.The medium gas
Medium of the body as heat transfer carries out heat exchange between optical fiber and cooling tube 10, so that good cooling results.The dielectric gas
It can be the cheap gases such as compressed air, nitrogen, to reduce use cost.In present embodiment, the dielectric gas is compression
Air.
Referring to Fig. 2, Fig. 2 is the structural decomposition diagram of the cooling system 100 in an embodiment of the present invention.It is described every
The second separator 22 separator 21 and be rotatably received in first separator 21 including first from component 20.It is described
First separator 21 is hollow tubular structure, and 21 length of the first separator is identical as 10 length of cooling tube, and pastes
It is installed together in the inner wall 11.First separator 21 is equipped with multiple through 21 tube wall of the first separator in the axial direction
The first slot 211, first slot 211 is strip, first slot 211 is radially even be spaced apart in described first every
On the tube wall of off member 21.In the present embodiment, the quantity of first slot 211 is 8.
The generally hollow tubular structure of second separator 22,22 length of the second separator with described first every
21 length of off member matches, so that second separator 22 is rotatably received in first separator 21.Described
Two separators 22 run through 22 tube wall of the second separator equipped with multiple in the axial direction, and matched with first slot 211
The tube wall of second slot 221, the second separator 22 between two adjacent the second slots 221 forms baffle 222.Second slot
221 be strip, and second slot 221 is radially even to be spaced apart on the tube wall of second separator 22.Described
The groove width of two slots 221 is equal with 211 groove width of the first slot, by rotating second isolation relative to first separator 21
Part 22, second slot 221 can be with corresponding first slot, 211 faces.Second slot, 221 quantity and first slot
211 quantity match.In the present embodiment, 211 quantity of the first slot described in 221 quantity Matching of the second slot is 8.It is described
222 width of baffle is greater than 211 groove width of the first slot, by rotating second separator relative to first separator 21
22, the baffle 222 can incite somebody to action corresponding first slot 211 with corresponding first slot, 211 face, each baffle 222
Closing.
The driving component 40 drives second separator 22 to rotate relative to first separator 21, each gear
When plate 222 is by corresponding first slot 211 closing, the cooling system 100 is in idle state, described cold to completely cut off
But the cooling medium in pipe 10 and extraneous heat exchange achieve the effect that the usage amount for saving cooling medium.The driving component
40 driving second separators 22 rotates relative to first separator 21, each second slot 221 with it is corresponding described in
When the first 211 face of slot, cooling medium and extraneous progress heat exchange, the cooling system 100 in the cooling tube 10 are in
The state of work.
The driving component 40 includes driving motor 41, driving gear 42 and driven gear 43.The driving motor 41 is pacified
Loaded on described 30 one end of thermal insulation layer, the driving gear 42 is installed on described 41 one end of driving motor.The driven gear 43 is pacified
It fills described second separator, 22 one end and is engaged with the driving gear 42.The driving motor 41 can drive the driving gear
42 rotations, the driving gear 42 drives the driven gear 43 to rotate, to drive second separator 22 described first
Rotation in separator 21.
The cooling system 100 further includes the first graduation mark of at least one 51, the second graduation mark of at least one 52 and at least
A piece third graduation mark 53.First graduation mark 51 and the second graduation mark 52 are set to outside the thermal insulation layer 30.Specifically,
First graduation mark 51 and the second graduation mark 52 are arranged successively in the thermal insulation layer 30 close to the side of the driving component 40.
The central axes of each first graduation mark, 51 face wherein first slot 211, each second graduation mark, 52 face
Central axes between adjacent first slot 211 of one pair of them.In the present embodiment, first graduation mark 51 and the second quarter
Spend line 52 quantity be all 1, and respectively with two adjacent 211 faces of the first slot.The third graduation mark 53 according to
Secondary to be set to the driven gear 43 close to the side of second separator 22, each third graduation mark 53 is right against it
In a baffle 222 central axes.In the present embodiment, 53 quantity of third graduation mark is 1.The driving component
40 driving second separators 22 are rotated relative to the first separator 21, when the third graduation mark 53 and first scale
When 51 face of line, the first slot 211 described in the equal face of the baffle 222, and first slot 211 is closed.When the third is carved
When spending line 53 and 52 face of the second graduation mark, the first slot 211 described in the equal face of second slot 221, so that cooling medium
Heat exchange is carried out with inner cavity.First graduation mark 51, the second graduation mark 52 and third graduation mark 53 are used cooperatively, in order to beat
The open and close cooling system 100.
Referring to Fig. 3, Fig. 3 is the flow diagram of the application method for the cooling system 100 that the present invention one is implemented, it is specific to wrap
Include following steps:
S1 injects cooling medium in the seal chamber 14;
The cooling medium is liquid nitrogen or liquid argon, and in the present embodiment, the cooling medium is liquid nitrogen.
The optical fiber is passed through the inner cavity 13 by S2;
Specifically in the present embodiment, the optical fiber is penetrated from described 13 one end of inner cavity, is pierced by from the other end.
S3 measures 13 temperature of inner cavity and starts the driving group when inner cavity 13 reaches A degrees Celsius of set temperature
Part 40, the driving motor 41 drives second separator 22 to rotate relative to first separator 21, until the third
When graduation mark 53 and 52 face of the second graduation mark, the driving component 40 is closed, the A is default value;
Specifically in the present embodiment, when the third graduation mark 53 is with 52 face of the second graduation mark, described the
Two slots 221 and 211 face of the first slot, the cooling system 100 are in the state of work.The value range of the A is A >
30。
S4 is passed through dielectric gas in described 13 one end of inner cavity with B liters/min and carries out optical fiber cooling, and the B is present count
Value;
The dielectric gas is the gases such as compressed air, nitrogen, and in present embodiment, the dielectric gas is that compression is empty
Gas.Medium of the dielectric gas as heat transfer carries out heat exchange between optical fiber and cooling tube 10, keeps the optical fiber cold
But, to improve refrigeration effect, the usage amount of cooling medium is reduced.The value range of the B is 5≤B≤20.
S5 after the completion of cooling, starts the driving component 40, and the driving motor 41 drives 22 phase of the second separator
First separator 21 is rotated, until closing the drive when the first 51 face of graduation mark described in the third graduation mark 53
Dynamic component 40;
Specifically in the present embodiment, when the third graduation mark 53 is with 51 face of the first graduation mark, the gear
Plate 222 closes first slot 211, completely cuts off cooling medium and extraneous heat exchange in the cooling tube 10, saves cooling
The usage amount of medium.
A kind of cooling system 100 provided by the invention and its application method have good cooling results, and save cooling medium
The advantages of usage amount.
Embodiment of above is only to illustrate the technical solution of the embodiment of the present invention rather than limits, although referring to above preferable
The embodiment of the present invention is described in detail in embodiment, those skilled in the art should understand that, it can be to this hair
The technical solution of bright embodiment is modified or equivalent replacement should not all be detached from the embodiment of the present invention technical solution spirit and
Range.
Claims (11)
1. a kind of cooling system, for carrying out cooling treatment to optical fiber, it is characterised in that: the cooling system include cooling tube,
Barrier assembly, thermal insulation layer and driving assembly, the cooling tube are hollow tubular structures, and the barrier assembly is installed on the cooling
Inside pipe, the thermal insulation layer is wrapped in outside the cooling tube, and the driving component is installed on outside the thermal insulation layer, it is described every
Including the first separator and the second separator in first separator, first separator are rotatably received in from component
It is fixed on inside the cooling tube, second separator one end is connected to the driving component, and the driving component drives institute
The rotation of the second separator is stated, to open or close the cooling tube.
2. cooling system according to claim 1, it is characterised in that: first separator is equipped with multiple in the axial direction
Through the first slot of the first separator tube wall, first slot is radially even to be spaced apart in first separator
On tube wall.
3. cooling system according to claim 2, it is characterised in that: second separator is equipped with multiple in the axial direction
With matched second slot of first slot, second slot is through the second separator tube wall and radially even is spaced apart
In on the tube wall of second separator.
4. cooling system according to claim 3, it is characterised in that: the tube wall of second separator forms baffle, and
Between two adjacent second slots, the barrier width is greater than the first slot groove width.
5. cooling system according to claim 1, it is characterised in that: be equipped with the first quarter of at least one outside the thermal insulation layer
Spend line and the second graduation mark of at least one, the central axes of each first graduation mark face wherein first slot are each
Central axes between adjacent first slot of the second graduation mark face one pair of them.
6. cooling system according to claim 1, it is characterised in that: the driving component includes driving motor, sliding tooth
Wheel and driven gear, the driving motor are installed on described thermal insulation layer one end, and the driving gear is installed on the driving motor
One end, the driven gear are connected to second separator one end and engage with the driving gear.
7. cooling system according to claim 6, it is characterised in that: the driven gear is close to second separator
Side is equipped at least one third graduation mark, and each third graduation mark is right against the central axes of a wherein baffle.
8. cooling system according to claim 1, it is characterised in that: the cooling tube includes hollow inner cavity and sealing
Chamber, the inner cavity both ends perforation, for allowing the optical fiber to pass through, is connected with cooling medium in the seal chamber.
9. a kind of application method for applying the cooling system as described in any one of claims 1 to 8, which is characterized in that described
Method and step it is as follows:
S1 injects cooling medium in the seal chamber;
The optical fiber is passed through the inner cavity by S2;
S3 measures the inner cavity temperature, when the inner cavity reaches A degrees Celsius of set temperature, starts the driving component, the drive
Second separator described in dynamic motor driven is rotated relative to first separator, until the third graduation mark and second quarter
When spending line face, the driving component is closed, the A is default value;
S4 is passed through dielectric gas in described inner cavity one end with B liters/min and carries out optical fiber cooling, and the B is default value;
S5 after the completion of cooling, starts the driving component, and the driving motor drives second separator relative to described the
One separator rotation, until closing the driving component when the first graduation mark face described in the third graduation mark.
10. the application method of cooling system according to claim 9, which is characterized in that the cooling medium of the step 1 is
Liquid nitrogen or liquid argon, the dielectric gas of the step 4 are compressed air or nitrogen.
11. the application method of cooling system according to claim 9, which is characterized in that the value range of the A is A >
The value range of 30, the B are 5≤B≤20.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811549817.9A CN109836053B (en) | 2018-12-18 | 2018-12-18 | Cooling system and method of use thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811549817.9A CN109836053B (en) | 2018-12-18 | 2018-12-18 | Cooling system and method of use thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109836053A true CN109836053A (en) | 2019-06-04 |
CN109836053B CN109836053B (en) | 2024-05-07 |
Family
ID=66883274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811549817.9A Active CN109836053B (en) | 2018-12-18 | 2018-12-18 | Cooling system and method of use thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109836053B (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4966615A (en) * | 1987-09-08 | 1990-10-30 | Oy Nokia Ab | Apparatus for cooling an optical fiber |
JPH10101360A (en) * | 1996-09-30 | 1998-04-21 | Yazaki Corp | Method for cooling optical fiber and device therefor |
US5782290A (en) * | 1995-11-17 | 1998-07-21 | Cook; David R. | Tubular heat exchange system |
CN1338441A (en) * | 2000-08-16 | 2002-03-06 | 阿尔卡塔尔公司 | Optical fiber multi-chamber cooling apparatus and process |
CN101531455A (en) * | 2009-04-27 | 2009-09-16 | 中天科技光纤有限公司 | Optical fiber drawing cooling system |
CN105819679A (en) * | 2016-03-16 | 2016-08-03 | 烽火通信科技股份有限公司 | Optical fiber cooling system under high speed wire drawing |
CN108002697A (en) * | 2017-11-30 | 2018-05-08 | 长飞光纤光缆股份有限公司 | A kind of spray type cooling device and method of optical fiber on-line cooling |
CN209685613U (en) * | 2018-12-18 | 2019-11-26 | 中天科技光纤有限公司 | Cooling system |
-
2018
- 2018-12-18 CN CN201811549817.9A patent/CN109836053B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4966615A (en) * | 1987-09-08 | 1990-10-30 | Oy Nokia Ab | Apparatus for cooling an optical fiber |
US5782290A (en) * | 1995-11-17 | 1998-07-21 | Cook; David R. | Tubular heat exchange system |
JPH10101360A (en) * | 1996-09-30 | 1998-04-21 | Yazaki Corp | Method for cooling optical fiber and device therefor |
CN1338441A (en) * | 2000-08-16 | 2002-03-06 | 阿尔卡塔尔公司 | Optical fiber multi-chamber cooling apparatus and process |
CN101531455A (en) * | 2009-04-27 | 2009-09-16 | 中天科技光纤有限公司 | Optical fiber drawing cooling system |
CN105819679A (en) * | 2016-03-16 | 2016-08-03 | 烽火通信科技股份有限公司 | Optical fiber cooling system under high speed wire drawing |
CN108002697A (en) * | 2017-11-30 | 2018-05-08 | 长飞光纤光缆股份有限公司 | A kind of spray type cooling device and method of optical fiber on-line cooling |
CN209685613U (en) * | 2018-12-18 | 2019-11-26 | 中天科技光纤有限公司 | Cooling system |
Also Published As
Publication number | Publication date |
---|---|
CN109836053B (en) | 2024-05-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN209685613U (en) | Cooling system | |
CN101105373A (en) | Fin-sleeve type three mediums composite heat-exchanger | |
US8015790B2 (en) | Apparatus and method employing heat pipe for start-up of power plant | |
CN102288634A (en) | Thermal physical property measuring device | |
CN109338333A (en) | A kind of tubular type LPCVD vacuum reaction chamber | |
WO2016058454A1 (en) | Coolant or heating liquid circulation system of cantilever-type centrifugal pump | |
CN204403589U (en) | High-temperature and pressure pipeline | |
WO2017036032A1 (en) | Novel cooling system for optical fiber drawing | |
CN102145976B (en) | Process for sealing through type glass vacuum heat-collecting tube | |
CN104089868A (en) | Hot-air ageing test box for rubber | |
CN103592719B (en) | Metal capillary attenuated total reflectance attenuated total refraction infrared hollow optical fiber making method and optical fiber thereof | |
CN206783318U (en) | A kind of equipment that can be continuously produced graphene heat conduction film | |
CN109836053A (en) | Cooling system and its application method | |
WO2010133126A1 (en) | Gas wave refrigerator | |
CN105884187B (en) | Drawing optical fibers technique | |
CN103737245B (en) | Cooling device during shrinkage fit process of shaft parts | |
WO2018214306A1 (en) | Furnace mouth heat insulation structure for low-pressure diffusion furnace | |
CN103618209A (en) | Constant-temperature device for spin-exchange light pump | |
CN201917113U (en) | Solar vacuum tube | |
CN210424190U (en) | Novel preheat direct-buried hot water insulating pipe | |
CN207018729U (en) | Cold water pipes | |
CN105937061B (en) | Spin-drawing device | |
CN215868812U (en) | Baking oven is used in enameled wire production that leakproofness is good | |
CN205995719U (en) | A kind of protecting film apparatus for coating | |
CN114318300B (en) | Semiconductor processing equipment, reaction chamber thereof and process pipeline cavity penetrating module |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |