CN203276064U - A fiber preheating control system and a fiber preheating device using the same - Google Patents
A fiber preheating control system and a fiber preheating device using the same Download PDFInfo
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- CN203276064U CN203276064U CN 201320251457 CN201320251457U CN203276064U CN 203276064 U CN203276064 U CN 203276064U CN 201320251457 CN201320251457 CN 201320251457 CN 201320251457 U CN201320251457 U CN 201320251457U CN 203276064 U CN203276064 U CN 203276064U
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- temperature controller
- contactor
- control system
- heating tube
- optical fiber
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Abstract
The utility model relates to a fiber preheating control system and a fiber preheating device using the same. The fiber preheating control system comprises a temperature controller, a thermocouple, and a contactor used for controlling a heating pipe. The output end of the thermocouple is connected with the input end of the temperature controller. The temperature controller is in control connection with the contactor. The fiber preheating control system and the fiber preheating device use quartz glass tubes as heating sources. The temperature controller controls the quartz glass tube to perform heating. The thermocouple detects preheating temperature. The fiber preheating control system and the fiber preheating device have good thermal insulation performance and resolve a problem that the performance of a fiber is influenced by inconsistent tightness of an insulating layer and the fiber because the fiber is not preheated before coated. In addition, the fiber preheating control system and the fiber preheating device have characteristics of simple and reasonable structural arrangement, reliable operative performance, long service lives, an easy using and manipulating method, and low production cost.
Description
Technical field
The utility model relates to a kind of predispersed fiber thermal control system and uses the preheating device of this system.
Background technology
The optical fiber preheating is all necessary for insulating exruded and sheathing.For insulation course, especially thin layer insulation can not allow the existence of pore, and optical fiber can thoroughly be removed moisture content, the greasy dirt on surface by high temperature preheating before extruding.For sheathing, its Main Function is to dry optical fiber, prevents because moisture makes the possibility that occurs pore in sheath.Preheating also can prevent from extruding middle plastics because of the effect of the residual internal pressure of quenching.In extrusion molding material process, preheating can be eliminated the cold light fibre and enter the high temperature head, and the greatly different temperature difference that forms when the die orifice place contacts with plastic cement is avoided the fluctuation of plastic cement temperature and caused the fluctuation of extrusion pressure, thereby the steady extruding amount guarantees to extrude quality.Adopt electrical heating optical fiber preheating device, enough capacity are arranged and guarantee and heat up rapidly, make optical fiber preheating drying efficiency high.Preheat temperature is subjected to the restriction of payingoff speed, and general and head temperature slightly hangs down and gets final product.At present mostly when extrusion molding, not through any utility appliance, coat but optical fiber directly advances extruding machine after putting fine frame before optical fiber coats, the product of producing like this insulation course occurs and the optical fiber degree of tightness differs, affect the product technology performance, product percent of pass is not high.
The utility model content
The purpose of this utility model is to provide a kind of predispersed fiber thermal control system and uses the preheating device of this system, does not cause insulation course and optical fiber degree of tightness to differ through preheating to solve at present before optical fiber coats, and affects the problem of optical fiber property.
The utility model provides a kind of predispersed fiber thermal control system for solving the problems of the technologies described above, this prewarming control system comprises temperature controller, thermopair and is used for controlling the contactor of heating tube, the output terminal of thermopair is connected with the input end of temperature controller, temperature controller control linkage contactor.
Described temperature controller is connected on power supply by rotary switch, and contactor coil is connected to both ends of power by temperature controller, is linked into both ends of power after the normally opened contact of contactor and heating tube series connection.
Described predispersed fiber thermal control system also comprises temperature control instrument pilot lamp and the heating tube working station indicator normally closed by contactor or that normally opened contact is controlled that is arranged on both ends of power.
The utility model also provides a kind of optical fiber preheating device that uses above-mentioned predispersed fiber thermal control system, this optical fiber preheating device comprises temperature controller, thermopair, is used for controlling contactor and the heating tube of heating tube, the output terminal of thermopair is connected with the input end of temperature controller, and temperature controller is by contactor control linkage heating tube.
Described optical fiber preheating device also comprises hot room, and thermopair is arranged in hot room, and heating tube is arranged on the sidewall of hot room inside, and at least one end of hot room is provided with for optical fiber to be heated being placed into the opening of hot room inside.
Described temperature controller is connected on power supply by rotary switch, and contactor coil is connected to both ends of power by temperature controller, is linked into both ends of power after the normally opened contact of contactor and heating tube series connection.
Described heating tube is quartz glass tube.
Described optical fiber preheating device also comprises temperature control instrument pilot lamp and the heating tube working station indicator normally closed by contactor or that normally opened contact is controlled that is arranged on both ends of power.
The beneficial effects of the utility model are: the utility model utilizes quartz glass tube as heating source, the serviceability temperature controller is controlled the quartz-glass heating tube heating, detect preheat temperature with thermopair, has good heat-insulating property, solved the problem that does not cause insulation course and optical fiber degree of tightness to differ through preheating at present and affect optical fiber property before optical fiber coats, and the utility model structure arranges advantages of simple, the reliable working performance long service life, use method of operating, cost of manufacture is low.
Description of drawings
Fig. 1 is the electrical schematic of predispersed fiber thermal control system;
Fig. 2 is the structural drawing of the utility model light preheating device.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
The embodiment of a kind of predispersed fiber thermal control system of the present utility model
as shown in Figure 1, predispersed fiber thermal control system of the present utility model comprises temperature controller, thermopair, power supply and contactor K1, here temperature controller adopts the YD temperature control instrument, 12 mouthfuls of the output terminal of thermopair x1 and YD temperature control instrument are connected with 13 mouthfuls, be provided with turn on the electric power connection line of YD temperature control instrument and turn round sub-switch 1SA, contactor K1 coil is connected between 10 mouthfuls of the YD temperature control instrument and power supply, the auxiliary contact of often opening of contactor K1 are used for and reometer A and heating tube 1R, 2R, 3R, be connected to both ends of power after the 4R series connection, this control system also includes temperature control instrument pilot lamp H1 and heating tube working station indicator H2 and H3, temperature control instrument pilot lamp H1 is arranged on both ends of power, heating tube working station indicator H2 is controlled by the normally opened contact of contactor K1, heating tube working station indicator H3 is controlled by the normally closed contact of contactor K1.
Its course of work is as follows: during heating, the distance between quartz-glass heating tube and optical fiber to be heated is preferably between 150～450 millimeters, and according to manufacturing technique requirent, operated by rotary motion optical fiber preheat temperature is at 150 ℃; Sub-switch 1SA is turned round in turn, and digital temperature controller switches on power, and pilot lamp 1H is bright simultaneously; Digital temperature controller be taken in set temperature after, contactor 1K adhesive, contactor 1K auxiliary contact are connected, quartz glass tube gets electric, current instrument 1A shows actual heating current, contactor 1K auxiliary contact are connected and are allowed heating indicate 2H bright simultaneously; The heating heat sends digital temperature controller to through E type thermopair and shows actual temperature, when heating-up temperature was increased to design temperature, temperature controller can send the signal stopped heating, even temperature controller sends the signal stopped heating, pilot lamp 2H extinguishes, and pilot lamp 3H is bright; The temperature of heater element also often continues to be raised several degrees, and then just begins to descend, and prescribes a time limit when dropping to the lower of design temperature, and temperature controller begins again to send the signal of heating, again begins heating, until reach the temperature value that sets.
The embodiment of a kind of optical fiber preheating device of the present utility model
the novel adopting quartz glass heating tube of this use is as the heating arrangement of optical fiber, can at high temperature use for a long time, the short time maximum operation (service) temperature can reach 1450 ℃, quartz-glass heating tube not with other acid generation chemical reactions, especially at high temperature chemical stability, that other any construction materials are all incomparable, the thermal expansivity of quartz-glass heating tube is minimum, can bear violent temperature variation, quartz glass is heated to 1100 ℃ of left and right, putting into normal-temperature water can not burst yet, quartz-glass heating tube has light transmission preferably in ultraviolet ray to ultrared whole spectral band, visible light transmissivity is more than 93%, particularly in the ultraviolet spectrum district, maximum transmission can reach more than 80, the resistance value of quartz glass is equivalent to 10,000 times of simple glass, it is fabulous electrically insulating material, even at high temperature also have good insulating property.Quartz-glass heating tube spectral radiance coupling absorption characteristic is good, uses for a long time not regression of radiance, and electric conversion efficiency is high, than energy-conservation 30% left and right of general heating element; Working temperature is high, and range of choice is wide.Wherein use the ceramic cap encapsulation type, high-temperature resistant reaches 800 ℃, and quick heating, thermal inertia are little, high temperature resistant, corrosion-resistant, the thermochemical property good stability, long service life, dielectric strength is high, and is pollution-free, a kind of well heater of clean type, install all very convenient, economic security.
as shown in Figure 2, optical fiber preheating device of the present utility model comprises hot room 1, quartz-glass heating tube 2, thermopair 3 and digital temperature controller, hot room 1 is arranged on support 5, be provided with lid 4 on hot room 1, quartz-glass heating tube 2 has 4, be separately positioned on the both sides of hot room 1 inwall, thermopair 3 is arranged in hot room 1, be used for measuring the temperature of optical fiber 6 to be heated, here temperature controller adopts the YD temperature control instrument, 12 mouthfuls of the output terminal of thermopair and YD temperature control instrument are connected with 13 mouthfuls, be provided with turn on the electric power connection line of YD temperature control instrument and turn round sub-switch 1SA, contactor K1 coil is connected between 10 mouthfuls of the YD temperature control instrument and power supply, contactor K1 often leaves auxiliary contact, be connected to both ends of power after reometer A and heating tube series connection, this control system also includes temperature control instrument pilot lamp H1 and heating tube working station indicator H2 and H3.The heating tube here is the quartz-glass heating tube of four parallel connections, be used for being separately positioned on the sidewall of hot room inside, the quartz heating-pipe radiance is stable, high temperature is indeformable, without harmful radiation, non-environmental-pollution, high temperature resistant, resistance to corrosion is high, chemical stability is good, thermal inertia is little, thermal response speed is fast, Heat stability is good, light transmission is good, electrical insulation capability is good, thermal conversion efficiency is high, use for a long time not regression of radiance, and is rational in infrastructure easy to use; Thermopair is E type thermopair, and thermopair varies with temperature and changes, and will produce corresponding voltage signal, by digital temperature controller, the voltage signal that changes is detected, thereby realizes the control of system.
Its course of work is as follows: during heating, quartz-glass heating tube is arranged on hot room inwall both sides, distance between quartz-glass heating tube and optical fiber to be heated 6 is preferably between 150～450 millimeters, and according to manufacturing technique requirent, operated by rotary motion optical fiber preheat temperature is at 150 ℃; Sub-switch 1SA is turned round in turn, and digital temperature controller switches on power, and pilot lamp 1H is bright simultaneously; Digital temperature controller be taken in set temperature after, contactor 1K adhesive, contactor 1K auxiliary contact are connected, quartz glass tube gets electric, current instrument 1A shows actual heating current, contactor 1K auxiliary contact are connected and are allowed heating indicate 2H bright simultaneously; The heating heat sends digital temperature controller to through E type thermopair and shows actual temperature, when heating-up temperature was increased to design temperature, temperature controller can send the signal stopped heating, even temperature controller sends the signal stopped heating, pilot lamp 2H extinguishes, and pilot lamp 3H is bright; The temperature of heater element also often continues to be raised several degrees, and then just begins to descend, and prescribes a time limit when dropping to the lower of design temperature, and temperature controller begins again to send the signal of heating, again begins heating, until reach the temperature value that sets.
Claims (8)
1. predispersed fiber thermal control system, it is characterized in that: this prewarming control system comprises temperature controller, thermopair and is used for controlling the contactor of heating tube, the output terminal of thermopair is connected with the input end of temperature controller, temperature controller control linkage contactor.
2. predispersed fiber thermal control system according to claim 1, it is characterized in that: described temperature controller is connected on power supply by rotary switch, contactor coil is connected to both ends of power by temperature controller, is linked into both ends of power after the normally opened contact of contactor and heating tube series connection.
3. predispersed fiber thermal control system according to claim 2 is characterized in that: described predispersed fiber thermal control system also comprises temperature control instrument pilot lamp and the heating tube working station indicator normally closed by contactor or that normally opened contact is controlled that is arranged on both ends of power.
4. one kind is used the optical fiber preheating device of predispersed fiber thermal control system as claimed in claim 1, it is characterized in that: this optical fiber preheating device comprises temperature controller, thermopair, is used for controlling contactor and the heating tube of heating tube, the output terminal of thermopair is connected with the input end of temperature controller, and temperature controller is by contactor control linkage heating tube.
5. optical fiber preheating device according to claim 4, it is characterized in that: described optical fiber preheating device also comprises hot room, thermopair is arranged in hot room, heating tube is arranged on the sidewall of hot room inside, and at least one end of hot room is provided with for optical fiber to be heated being placed into the opening of hot room inside.
6. according to claim 4 or 5 described optical fiber preheating devices, it is characterized in that: described temperature controller is connected on power supply by rotary switch, contactor coil is connected to both ends of power by temperature controller, is linked into both ends of power after the normally opened contact of contactor and heating tube series connection.
7. according to claim 4 or 5 described optical fiber preheating devices, it is characterized in that: described heating tube is quartz glass tube.
8. according to claim 4 or 5 described optical fiber preheating devices is characterized in that: described optical fiber preheating device also comprises temperature control instrument pilot lamp and the heating tube working station indicator normally closed by contactor or that normally opened contact is controlled that is arranged on both ends of power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320251457 CN203276064U (en) | 2013-05-10 | 2013-05-10 | A fiber preheating control system and a fiber preheating device using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320251457 CN203276064U (en) | 2013-05-10 | 2013-05-10 | A fiber preheating control system and a fiber preheating device using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203276064U true CN203276064U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320251457 Expired - Lifetime CN203276064U (en) | 2013-05-10 | 2013-05-10 | A fiber preheating control system and a fiber preheating device using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203276064U (en) |
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2013
- 2013-05-10 CN CN 201320251457 patent/CN203276064U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180706 Address after: 450100 the southeast side of the intersection between Jingcheng road and 310 National Road, Xingyang, Zhengzhou, Henan. Co-patentee after: Zhonglian optical fiber optic cable Henan Co.,Ltd. Patentee after: ZHENGZHOU TIANHE COMMUNICATION TECHNOLOGY Co.,Ltd. Co-patentee after: HENAN COMMUNICATION CABLE Co.,Ltd. Address before: 450100 Zhengshang Road, Xingyang City, Zhengzhou, Henan Province, No. 3 Patentee before: HENAN COMMUNICATION CABLE Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
|
| CX01 | Expiry of patent term |