CN202671412U - Light blocking and thermal insulation device for drawing furnace - Google Patents
Light blocking and thermal insulation device for drawing furnace Download PDFInfo
- Publication number
- CN202671412U CN202671412U CN 201220392100 CN201220392100U CN202671412U CN 202671412 U CN202671412 U CN 202671412U CN 201220392100 CN201220392100 CN 201220392100 CN 201220392100 U CN201220392100 U CN 201220392100U CN 202671412 U CN202671412 U CN 202671412U
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- heat
- water
- hollow clapboard
- light
- drawing furnace
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Abstract
The utility model discloses a light blocking and thermal insulation device for a drawing furnace, which comprises a heat-absorbing shield, a water circulation system and a control system, wherein the heat-absorbing shield at least comprises vertically arranged hollow partitions and is provided with a water inlet and a water outlet that are communicated with inner cavities of the hollow partitions; the water circulation system comprises a water storage tank, a water pump, an outflow pipeline and an inflow pipeline; the water pump is connected between the water inlet and the water storage tank through the outflow pipeline; the water outlet is connected with the water storage tank through the inflow pipeline; the control system comprises a temperature sensor, an electromagnetic flowmeter and a controller; the temperature sensor is mounted on the outflow pipeline; the electromagnetic flowmeter is mounted on the outflow pipeline or the inflow pipeline; and the controller controls the operation of the water pump according to signals of the temperature sensor and the electromagnetic flowmeter. With the adoption of the light blocking and thermal insulation device, the illumination of light spilling from the tail end of a precast slab in the drawing process on peripheral equipment of a melting furnace is reduced; the surface temperature of peripheral devices is reduced; the service lives of the peripheral devices are extended; the damage of light pollution to the vision of operating personnel is decreased; the ambient temperature of a furnace body is reduced greatly; the structure and arrangement are simple and reasonable; and the original marketable drawing equipment can be transformed directly.
Description
Technical field
The utility model relates to the fiber drawing furnace refrigerating unit in a kind of telecommunication optical fiber producing apparatus, especially a kind of fiber drawing furnace with water cycle refrigerating function heat-proof device that is in the light.
Background technology
Enter 21 century, the broadband becomes the maximum focus that industry is paid close attention to.People generally believe, as the basis of the deployment of broadband network, the optical fiber industry of China will welcome the good opportunity of great development in " broadband China " development strategy.Simultaneously, optical fiber is as the basis of information communication, and is also safe, military etc. closely bound up with national information.
Drawing optical fibers is will to finish the process of wire drawing fibroblast after the preform high-temperature fusion by wire-drawer-tower, wire drawing melting furnace (abbreviation fiber drawing furnace).Wire drawing melting furnace internal temperature is generally 2100 ℃-2200 ℃ or higher, need be cooled to as early as possible room temperature through smelting furnace bare fibre out and apply.
Carry out wire drawing in order to utilize to greatest extent preform often through grinding step preform and tail rod to be linked together.And the tail rod is different from the preform diameter.The wire drawing melting furnace conducts to the preform tail end because furnace high-temperature produces high light by preform, and outwards produces maximum photoirradiation at the tail rod with the preform junction, and equipment and environment irradiation high light produce amount of heat towards periphery.Along with scientific-technical progress and actual needs, preform can be imagined the use along with larger sized preform just towards larger sized future development, and the temperature in the melting furnace also can correspondingly increase, also can be stronger to the luminous energy of external irradiation.
The wire drawing melting furnace often makes wire drawing melting furnace peripheral equipment and device produce high temperature to thousands of celsius temperatures and the tail rod of external diffusion with the outside in a large number luminous energy of irradiation of preform intersection, high light stimulates shop personnel's binocular on the one hand, wire drawing environment relative closure on the other hand, heat accumulation is difficult for diffusion, make this section operation workshop excess Temperature, accelerate simultaneously that wire drawing melting furnace peripheral equipment and device are aging, shorten work-ing life, and increases operator's personnel safety that Yin Gaowen, high light produce and the potential safety hazard of other accident.
Have now special in cooling apparatus and device through melting furnace bare fibre out in the wire-drawer-tower equipment, as introducing in the patent documentations such as CN03178464.X, CN201020246312.8, but there is no specially similar refrigerating unit for wire drawing melting furnace and peripherals and device.
The utility model content
The technical assignment of the technical problems to be solved in the utility model and proposition is to overcome the luminous energy of tail rod and the outwards a large amount of irradiation of preform intersection in the existing light pricker drawing process often to make wire drawing melting furnace peripheral equipment and device produce a series of defectives due to the high temperature, and a kind of fiber drawing furnace heat-proof device that is in the light is provided.
For achieving the above object, the fiber drawing furnace of the present utility model heat-proof device that is in the light is characterized in that comprising:
One heat-absorbing shield, it comprises the hollow clapboard of vertical layout at least, this heat-absorbing shield has water-in, the water outlet that is communicated with described hollow clapboard inner chamber;
One water circulation system, it comprises water tank, water pump, outflow pipeline, flow ipe, and described water pump is connected between described water-in and the water tank through flowing out pipeline, and described water outlet connects water tank through flow ipe;
One Controlling System, it comprises temperature sensor, magnetic flow meter, controller, described temperature sensor is installed in described outflow pipeline, described magnetic flow meter is installed on described outflow pipeline or the flow ipe, and described controller is adjusted water flow according to the described magnetic flow meter of the signal control of temperature sensor.
As the optimization technique means, described heat-absorbing shield is assemblied in one by on the motor-driven hoisting appliance, and described Controlling System comprises a tracker, and described controller is according to the running of the described motor of signal control of tracker.
As the optimization technique means, assembly connection mechanism on the described heat-absorbing shield.
As the optimization technique means, the hollow clapboard of described vertical layout is a plurality of, inner chamber parallel connection or the series connection of each hollow clapboard.
As the optimization technique means, described heat-absorbing shield comprises the hollow clapboard of lateral arrangement, and the hollow clapboard of this lateral arrangement is positioned on the upper end of hollow clapboard of described vertical layout and its to be established by section.Further, the hollow clapboard of described lateral arrangement is or/and the vertical hollow clapboard of arranging is a plurality of, the in parallel or series connection of the inner chamber of each hollow clapboard.Is furnished with the chucking fixed sturcture on the described hollow clapboard.
As the optimization technique means, described hollow clapboard is made with the good conductor of heat and its internal surface is done frosted, increased fold, water spray is processed, a kind of in the welding radiator element or more than one combination.
As the optimization technique means, the strut member that the good conductor of the inner chamber distributed heat of described hollow clapboard is made, described strut member is connected on the two side of described hollow clapboard.Further, the inner of described strut member inner side-wall of running through described hollow clapboard stretches out described hollow clapboard.
The beneficial effects of the utility model are:
1. reduce precoated plate tail end light in the drawing process and overflow irradiation to the melting furnace peripheral equipment, the surface temperature of device prolongs its work-ing life around reducing, and avoids the generation of high temperature accidents;
2. reduce light pollution to the damage of operator's eyesight, greatly reduce the body of heater ambient temperature;
3. structure and advantages of simple is set can directly be transformed original market wire-drawing equipment, meets the demand that large-scale optical fiber prefabricating stick is used, and does not destroy original wire-drawer-tower structure, provides safety control for improving wire drawing speed.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is the schematic diagram of the utility model water circulation system, Controlling System;
Fig. 3 is the schematic diagram of the utility model hollow clapboard;
Fig. 4 is that the A-A of Fig. 3 is to sectional view;
The number in the figure explanation:.
The 01-heat-absorbing shield, the 11-hollow clapboard, the 12-water-in, 13-is by section, 14-strut member;
The 02-water tank; The 03-water pump; The 04-temperature sensor; The 05-magnetic flow meter; The 06-controller; The 07-gripping unit; The 08-fiber drawing furnace, 09-preform, 010-tail rod, 011-tail rod and preform junction.
Embodiment
Below in conjunction with Figure of description the utility model is described further.
The fiber drawing furnace of the present utility model heat-proof device that is in the light, as shown in Figure 1, 2, it comprises:
One heat-absorbing shield 01(is referring to Fig. 1), it comprises the hollow clapboard 11 of vertical layout at least, this heat-absorbing shield 01 has water-in 12, the water outlet that is communicated with the hollow clapboard inner chamber;
One water circulation system (referring to Fig. 2), it comprises water tank 02, water pump 03, flows out pipeline, flow ipe, and water pump 03 is connected between water-in 12 and the water tank 02 through flowing out pipeline, and water outlet connects water tank through flow ipe;
One Controlling System (referring to Fig. 2), it comprises temperature sensor 04, magnetic flow meter 05, controller 06, temperature sensor 04 is installed in the outflow pipeline, magnetic flow meter 05 is installed in and flows out on pipeline or the flow ipe, and controller is according to the running of the signal control water pump 03 of temperature sensor 04, magnetic flow meter 05.During enforcement, controller can arrange separately, also can be arranged in the electric control system of system for drawing; Described water tank 02, water pump 03 can be to establish for this heat-proof device that is in the light separately, also can be the parts of the central water system of whole system for drawing, and the central water system also can be defeated by the outflow pipeline with the water source by water trap direct the distribution.
As the further of technique scheme improved and replenish, the utility model also comprises following additional technical characterictic, according to specifically acting on they is selected on the described technical scheme of epimere when implementing the utility model.
At first, following the preform synchronizing moving in order to make heat-absorbing shield, heat-absorbing shield can be assemblied in one by on the motor-driven hoisting appliance, Controlling System comprises a tracker, controller impels the hoisting appliance lifting according to the running of the signal control motor of tracker, thereby guarantee that heat-absorbing shield following the preform synchronizing moving, tail rod and preform junction 011 keep stable position with respect to heat-absorbing shield.Perhaps, assembly connection mechanism on the heat-absorbing shield, be connected to by connection mechanism on the gripping unit of tail rod and following the preform synchronizing moving along with the gripping unit synchronizing moving guarantees heat-absorbing shield, tail rod and preform junction keep stable position with respect to heat-absorbing shield.Or heat-absorbing shield is assemblied on the hoisting appliance by driven by servomotor, and controller is according to the running of processing requirement control servomotor.Heat-absorbing shield is being followed the complete wire drawing that the preform synchronizing moving also can be realized the preform final stage.
Secondly, in order to realize the water circulation of hollow clapboard inner chamber, the vertical hollow clapboard of arranging is a plurality of, inner chamber parallel connection or the series connection of each hollow clapboard.Further, heat-absorbing shield comprises the hollow clapboard of lateral arrangement, and the hollow clapboard of this lateral arrangement is positioned on the upper end of hollow clapboard of vertical layout and its to be established by section, by section can for the structures such as hole so that the tail rod passes and is connected on the gripping unit; At this moment, in order to realize the water circulation of hollow clapboard inner chamber, the hollow clapboard of lateral arrangement is or/and the vertical hollow clapboard of arranging is a plurality of, the in parallel or series connection of the inner chamber of each hollow clapboard.Is furnished with the chucking fixed sturcture on the hollow clapboard, in order to adjust the position during work, make hollow clapboard vertically rotate or/and slide in order to open or/and close, realize the dress rod in the wire drawing function and unload rod, as tail when rod de-chucking fixed sturcture is installed hollow clapboard is removed or rotated so that the carrying out that operate, hollow clapboard is maintained guarantee working order together by tightening fixed sturcture again after the tail rod installs.
The 3rd, hollow clapboard is made with the good conductor of heat and its internal surface is done frosted, increased fold, water spray is processed, a kind of in the welding radiator element or more than one combination, absorbs the ability of heat in order to strengthen hollow clapboard.
The 4th, the strut member 14(that the good conductor of the inner chamber distributed heat of hollow clapboard 11 is made is referring to Fig. 3, Fig. 4), strut member connects (such as welding) on the two side of hollow clapboard.Strut member can increase the intensity of hollow clapboard first, avoids causing distortion because of hydraulic pressure; Second can increase the contact area of cooling-water flowing in hollow clapboard and its and make current many heats such as take away.Further, the inner side-wall that hollow clapboard is run through in the inner of strut member stretches out hollow clapboard, increases the heat absorption capacity of hollow clapboard with this.And in order to guarantee the intensity of hollow clapboard, be fabricated to good with stainless steel.
In addition, set by at controller sequence of control being installed, making cooling water flow and water temperature reach the control set(ting)value can report to the police, and no longer accelerates water cycle speed, assurance device safety.
Function when below explanation the utility model uses realizes.
The realization of (one) cooling, circulation
Referring to Fig. 1, the geometric centre that heat-absorbing shield 01 is arranged in fiber drawing furnace 08 top and makes tail rod 010 pass as much as possible heat-absorbing shield 01 at drawing process, gripping unit 07 is connected with motor, and tail rod, preform are moved up and down.By above-mentioned technique means, enter fiber drawing furnace with the preform melting and adjust the heat-absorbing shield upper-lower position, make the strongest spill point of light be in same plane with hollow clapboard geometric centre sea line all the time, assurance hollow clapboard maximum absorbs overflows light and heat.
The utility model is by the excessive heat of smelting furnace in the heat-absorbing shield absorption preform melting process and stop high light, the water coolant that flows forms flow circuit between water tank, water pump, outflow pipeline, hollow clapboard, flow ipe, thus the effect of playing cooling smelting furnace peripherals and device and prolonging its work-ing life.
(2) realization of automatically regulating
At the controller parameters, be 50 ℃-60 ℃ such as design temperature, when the not good water temperature over-high of cooling performance surpassed preset temperature range, temperature sensor was passed signal back controller, and controller namely sends signal to water pump and accelerates the water pump slewing rate.
Claims (10)
1. the fiber drawing furnace heat-proof device that is in the light is characterized in that comprising:
One heat-absorbing shield (01), it comprises the hollow clapboard (11) of vertical layout at least, this heat-absorbing shield (01) has water-in (12), the water outlet that is communicated with described hollow clapboard inner chamber;
One water circulation system, it comprises water tank (02), water pump (03), flows out pipeline, flow ipe, described water pump (03) is connected between described water-in (12) and the water tank (02) through flowing out pipeline, and described water outlet connects water tank (02) through flow ipe;
One Controlling System, it comprises temperature sensor (04), magnetic flow meter (05), controller (06), described temperature sensor (04) is installed in described outflow pipeline, described magnetic flow meter (05) is installed on described outflow pipeline or the flow ipe, and described controller (06) is adjusted water flow according to the described magnetic flow meter of signal control (05) of temperature sensor (04).
2. the fiber drawing furnace according to claim 1 heat-proof device that is in the light, it is characterized in that: described heat-absorbing shield is assemblied in one by on the motor-driven hoisting appliance, described Controlling System comprises a tracker, and described controller is according to the running of the described motor of signal control of tracker.
3. the fiber drawing furnace according to claim 1 heat-proof device that is in the light is characterized in that: assembly connection mechanism on the described heat-absorbing shield.
4. the fiber drawing furnace according to claim 1 heat-proof device that is in the light, it is characterized in that: the hollow clapboard of described vertical layout is a plurality of, the in parallel or series connection of the inner chamber of each hollow clapboard.
5. the fiber drawing furnace according to claim 1 heat-proof device that is in the light, it is characterized in that: described heat-absorbing shield comprises the hollow clapboard of lateral arrangement, the hollow clapboard of this lateral arrangement is positioned on the upper end of hollow clapboard of described vertical layout and its to be established by section.
6. the fiber drawing furnace according to claim 5 heat-proof device that is in the light is characterized in that: the hollow clapboard of described lateral arrangement is or/and the vertical hollow clapboard of arranging is a plurality of, the in parallel or series connection of the inner chamber of each hollow clapboard.
7. the fiber drawing furnace according to claim 6 heat-proof device that is in the light is characterized in that: be furnished with the chucking fixed sturcture on the described hollow clapboard.
8. the fiber drawing furnace heat-proof device that is in the light according to claim 1 or 5 is characterized in that: described hollow clapboard is made with the good conductor of heat and its internal surface is done frosted, increased fold, water spray is processed, a kind of in the welding radiator element or more than one combination.
9. the fiber drawing furnace heat-proof device that is in the light according to claim 1 or 5, it is characterized in that: the strut member (14) that the good conductor of the inner chamber distributed heat of described hollow clapboard (11) is made, described strut member is connected on the two side of described hollow clapboard.
10. the fiber drawing furnace according to claim 9 heat-proof device that is in the light, it is characterized in that: the inner side-wall that described hollow clapboard is run through in the inner of described strut member stretches out described hollow clapboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392100 CN202671412U (en) | 2012-08-09 | 2012-08-09 | Light blocking and thermal insulation device for drawing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392100 CN202671412U (en) | 2012-08-09 | 2012-08-09 | Light blocking and thermal insulation device for drawing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202671412U true CN202671412U (en) | 2013-01-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220392100 Withdrawn - After Issue CN202671412U (en) | 2012-08-09 | 2012-08-09 | Light blocking and thermal insulation device for drawing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202671412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102786221A (en) * | 2012-08-09 | 2012-11-21 | 杭州富通通信技术股份有限公司 | Light-shielding and heat-insulating device for fiber drawing furnaces |
-
2012
- 2012-08-09 CN CN 201220392100 patent/CN202671412U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102786221A (en) * | 2012-08-09 | 2012-11-21 | 杭州富通通信技术股份有限公司 | Light-shielding and heat-insulating device for fiber drawing furnaces |
| CN102786221B (en) * | 2012-08-09 | 2014-09-24 | 杭州富通通信技术股份有限公司 | Light-shielding and heat-insulating device for fiber drawing furnaces |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130116 Effective date of abandoning: 20140924 |
|
| RGAV | Abandon patent right to avoid regrant |