CN203845956U - Novel optical fiber carbon hermetic coating device - Google Patents
Novel optical fiber carbon hermetic coating device Download PDFInfo
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- CN203845956U CN203845956U CN201420231364.6U CN201420231364U CN203845956U CN 203845956 U CN203845956 U CN 203845956U CN 201420231364 U CN201420231364 U CN 201420231364U CN 203845956 U CN203845956 U CN 203845956U
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- reaction
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- hermetic coating
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- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Abstract
The utility model relates to the technical field of optical fiber preparation reaction equipment, and in particular relates to a novel optical fiber carbon hermetic coating device. The device comprises an upper-part air seal device, a reaction air cavity, a deposition cavity, a lower-part air seal device and a base supporting frame which are sequentially connected, wherein a reaction tube is straightly inserted into the reaction air cavity; the base supporting frame is fixed on a regulating platform; the lower part of the reaction tube is in threaded connection with a reaction extension pipe; the reaction extension pipe extends into the deposition cavity; an oxygen content testing hole is formed in the upper part of the deposition cavity; two waste gas exhausting holes are symmetrically formed in the lower part of the deposition cavity. The device disclosed by the utility model has the advantages that all parts can be independently dismounted, so that the device is convenient to use; the reaction quantity of the reaction gas can be controlled through an optimal design and excess carbon powder is prevented from being accumulated on the inner wall of the reaction tube; the content of oxygen in the reaction device can be controlled through the on-line testing of the oxygen content; excess reaction gas and not-deposited carbon powder can be discharged out of the reaction device through waste gas exhausting equipment; the device is simple in structure and convenient in operation and the continuous production time of carbon hermetically coated fiber can be prolonged.
Description
Technical field
The utility model relates to optical fiber preparation feedback device technique field, is specifically related to a kind of novel optical fiber carbon Hermetic coating device.
Background technology
Conventional quartz optical fiber can be subject to stress and steam effect in life-time service process, causes the continuous growth of bare fibre crizzle, thereby causes fiber transmission attenuation to increase, and the decline of mechanical fiber optic intensity reduces optical fiber work-ing life.General optical fiber communication adopts two-layer acrylic materials as coat conventionally, and protect bare fibre not to be affected by the external environment, and improve mechanical fiber optic intensity, but this resin material, block-water performance is relatively poor, and can not meet particular surroundings use.
The Hermetic coating technology of optical fiber, it is mainly the material by there is splendid water resisting property and anti-hydrogen at bare fibre surface-coated one deck, continue applied in two coats resin material applying after sealing material, thereby reach the object that improves optical fiber antifatigue and water resistant, anti-hydrogen loss performance.The general Hermetic coating material adopting comprises metallic material of aluminum, nickel, lead etc., stupalith aluminum oxide, silicon nitride, silicon carbide etc.The research of carbon Hermetic coating optical fiber can be traced back to nineteen eighty-two, the research project of Advanced Research Projects Agency of U.S. Department of Defense " Carbon CoatedFibers ".Carbon film stable chemical nature, compact structure, when form, convergent force is less, remarkable to the blocking action of hydrogen and water.Therefore, in the last few years for the research of carbon Hermetic coating optical fiber extremely people's favor always.
In large quantity research report, all point out, in the manufacture process of carbon Hermetic coating optical fiber, the selection of reactant gases, temperature of reaction, speed of response, carbon dust deposition, drawing speed etc. are important factor in order, and the structure of reaction unit can directly have influence on speed of reaction, carbon dust deposition, and can produce fiber lengths.Use reaction unit in the early time, after operation for some time, import and export position at optical fiber and can deposit a large amount of carbon dusts, affect fiber strength and performance, when serious, can cause scratch, thereby cause the continuous production length of carbon coated optical fiber generally to only have tens kilometers even to only have tens kilometers.
Utility model content
For the deficiency existing in prior art, the utility model provide a kind of simple in structure, easy to operate, can extend carbon Hermetic coating optical fiber quantity-produced novel optical fiber carbon Hermetic coating device.
To achieve these goals, the utility model is to realize by the following technical solutions:
A kind of novel optical fiber carbon Hermetic coating device, comprise successively connected top air seal set, reaction air cavity, deposit cavity, bottom air seal set, base bracing frame, the reaction tubes straight cutting of some apertures is set in reaction air cavity, base bracing frame described in it is fixed on and regulates on platform, described top air seal set, reaction air cavity and bottom air seal set all arrange symmetrical inlet mouth, described reaction tubes lower thread docking reaction extension tube, reaction extension tube stretches into deposit cavity, deposit cavity top arranges oxygen level test hole, deposit cavity bottom is symmetrical arranged two and takes out exhaust apertures.
Above-mentioned a kind of novel optical fiber carbon Hermetic coating device, the internal diameter 60-80mm of the deposit cavity described in it, height 200-250mm.
Above-mentioned a kind of novel optical fiber carbon Hermetic coating device, top air seal set, bottom air seal set internal diameter described in it are 30-70mm, are highly 10-50mm, and the optic fibre hole diameter of top air seal set, bottom air seal set setting is 10-15mm.
Above-mentioned a kind of novel optical fiber carbon Hermetic coating device, the reaction air cavity internal diameter described in it is 30-60mm, height 30-50mm.
Above-mentioned a kind of novel optical fiber carbon Hermetic coating device, the tube inner diameter 10-15mm described in it, length 30-60mm, evenly arranges the aperture that 20-60 diameter is 0.5-1.5mm on reaction tubes.
Above-mentioned a kind of novel optical fiber carbon Hermetic coating device, the length of the reaction extension tube described in it is 10-50mm, internal diameter 10-15mm.
Above-mentioned a kind of novel optical fiber carbon Hermetic coating device, described in it, the oxygen level test hole of deposit cavity, apart from top 10-50mm, is taken out exhaust apertures apart from bottom 20-60mm.
Above-mentioned a kind of novel optical fiber carbon Hermetic coating device, the optical fiber exit, deposit cavity bottom described in it arranges upside-down triangle shape, and ramp height is no more than the height of taking out exhaust apertures, drift angle angular range 30-60 °.
Beneficial effect:
The each parts of the utility model are all independently detachable, easy to use, the reaction tubes of optimization design and reaction extension tube, can control the reacting weight of reactant gases, prevent the accumulation of excess toner in reaction tube, by the on-line testing of oxygen level, can control reaction unit inside oxygen level, can and not deposit carbon dust by excessive reactant gases and discharge reaction unit by taking out exhaust gas apparatus, it is simple in structure, easy to operate, can extend carbon Hermetic coating optical fiber produces continuously.
Brief description of the drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is structural representation of the present utility model.
Embodiment
For technique means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
With reference to Fig. 1, the utility model comprises successively connected top air seal set 21, reaction air cavity 22, deposit cavity 28, bottom air seal set 31, base bracing frame 32, top air seal set, bottom air seal set internal diameter are 30mm, be highly 10mm, the optic fibre hole diameter of top air seal set, bottom air seal set setting is 10mm, the internal diameter 60mm of deposit cavity, height 200mm.Reaction tubes 23 straight cuttings of some apertures are set in reaction air cavity 22, base bracing frame 32 is fixed on and regulates on platform 33, described top air seal set 21, reaction air cavity 22 and bottom air seal set 31 all arrange symmetrical inlet mouth, described reaction tubes 23 lower thread docking reaction extension tubes 24, reaction extension tube 24 stretches into deposit cavity 28, deposit cavity 28 tops arrange oxygen level test hole 27 apart from top 30mm, deposit cavity 28 bottoms are symmetrical arranged two apart from bottom 30mm and take out exhaust apertures 29, deposit cavity 28 optical fiber exits, bottom arrange upside-down triangle shape, ramp height is no more than the height of taking out exhaust apertures 29, drift angle angular range 30-60 °.
Optical fiber 20 enters reaction unit from top air seal set opening part, enters deposit cavity 28 through reaction tubes 23, reaction extension tube 24; Reaction air cavity 22 diameter 40mm height 35mm, reaction tubes 23 length 30mm, internal diameter 12mm, Circularhole diameter 0.8mm on reaction tubes 23 tube walls, is provided with five layers, every layer of symmetrical 4 aperture, reaction extension tube 24 adjustable in length are 10mm, 20mm, 30mm, internal diameter 15mm; Pass through again deposit cavity lower cover, bottom air seal set 31, leave reaction unit from the opening of bottom air seal set 31, finally move and regulate platform 33 centers to pass from base bracing frame 32 and X-Y.Sealing gland gas is selected the rare gas elementes such as N2, Ar or He conventionally, and the present embodiment uses Ar gas, and gas flow is 2-5L/min; Reactant gases is selected acetylene, propine etc. conventionally, and the present embodiment uses propine and Ar mixed gas, and in mixed gas, Ar accounts for 15%, and total flux is set to 1-2L/min; The inner oxygen level of reaction unit is measured by the oxygen level test hole 27 on deposit cavity cavity 28, the inner unreacting gas of reaction unit and discharging by the exhaust apertures 29 of taking out on deposit cavity cavity 28 for deposition carbon dust.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. a novel optical fiber carbon Hermetic coating device, comprise successively connected top air seal set, reaction air cavity, deposit cavity, bottom air seal set, base bracing frame, the reaction tubes straight cutting of some apertures is set in reaction air cavity, it is characterized in that, described base bracing frame is fixed on and regulates on platform, described top air seal set, reaction air cavity and bottom air seal set all arrange symmetrical inlet mouth, described reaction tubes lower thread docking reaction extension tube, reaction extension tube stretches into deposit cavity, deposit cavity top arranges oxygen level test hole, deposit cavity bottom is symmetrical arranged two and takes out exhaust apertures.
2. a kind of novel optical fiber carbon Hermetic coating device according to claim 1, is characterized in that, the internal diameter 60-80mm of described deposit cavity, height 200-250mm.
3. a kind of novel optical fiber carbon Hermetic coating device according to claim 1, it is characterized in that, described top air seal set, bottom air seal set internal diameter are 30-70mm, are highly 10-50mm, and the optic fibre hole diameter of top air seal set, bottom air seal set setting is 10-15mm.
4. a kind of novel optical fiber carbon Hermetic coating device according to claim 1, is characterized in that, described reaction air cavity internal diameter is 30-60mm, height 30-50mm.
5. a kind of novel optical fiber carbon Hermetic coating device according to claim 1, is characterized in that, described tube inner diameter 10-15mm, and length 30-60mm, evenly arranges the aperture that 20-60 diameter is 0.5mm-1.5mm on reaction tubes.
6. a kind of novel optical fiber carbon Hermetic coating device according to claim 1, is characterized in that, the length of described reaction extension tube is 10-50mm, internal diameter 10-15mm.
7. a kind of novel optical fiber carbon Hermetic coating device according to claim 1, is characterized in that, the oxygen level test hole of described deposit cavity, apart from top 10-50mm, is taken out exhaust apertures apart from bottom 20-60mm.
8. a kind of novel optical fiber carbon Hermetic coating device according to claim 1, is characterized in that, described optical fiber exit, deposit cavity bottom arranges upside-down triangle shape, and ramp height is no more than the height of taking out exhaust apertures, drift angle angular range 30-60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231364.6U CN203845956U (en) | 2014-05-07 | 2014-05-07 | Novel optical fiber carbon hermetic coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231364.6U CN203845956U (en) | 2014-05-07 | 2014-05-07 | Novel optical fiber carbon hermetic coating device |
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| Publication Number | Publication Date |
|---|---|
| CN203845956U true CN203845956U (en) | 2014-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420231364.6U Expired - Fee Related CN203845956U (en) | 2014-05-07 | 2014-05-07 | Novel optical fiber carbon hermetic coating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541128A (en) * | 2016-02-23 | 2016-05-04 | 北京玻璃研究院 | Optical fiber online metal coating device |
-
2014
- 2014-05-07 CN CN201420231364.6U patent/CN203845956U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541128A (en) * | 2016-02-23 | 2016-05-04 | 北京玻璃研究院 | Optical fiber online metal coating device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20160507 |
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| CF01 | Termination of patent right due to non-payment of annual fee |