A kind of glass cotton centrifuge thermal compensation device and method
Technical field
The present invention relates to thermal compensation device field, be specially a kind of glass cotton centrifuge thermal compensation device and method.
Background technology
In glass cotton production link, spinning head is the place finally going out glass fibre, is the key of glass fiber quality control herein.And the control of temperature is the key of quality control, stationary temperature and air pressure, and the rotating speed of spinning head, the glass fiber of constant thickness could be pulled out.Due to over time, and the change of load, power supply also can be fluctuated, and can affect temperature and the speed of mainshaft of liquid glass in bushing, equally, the composition of the natural gas of input, and the change of pressure will also result in the change of air pressure and temperature.The change of these factors, can cause the glass fiber diameter finally exported to change, thus affect the quality of glass fibre.
Summary of the invention
It is an object of the invention to provide a kind of glass cotton centrifuge thermal compensation device and method, with the problem solving to propose in above-mentioned background technology.
nullFor achieving the above object,The present invention provides following technical scheme: a kind of glass cotton centrifuge thermal compensation device,Including high-pressure gas pipelines and gas pipeline,One end of described high-pressure gas pipelines is provided with pressurized gas inlet,The top of described high-pressure gas pipelines is connected with air-flow shearing device,The top of described air-flow shearing device is provided with power frequency heater,One side of described power frequency heater is respectively equipped with cooling water inlet and coolant outlet,The inner side of described power frequency heater is provided with bosh and electromagnetic heating coil,And bosh is positioned at the left side of electromagnetic heating coil,The top of described power frequency heater is provided with hybrid combustor,The outer side edges of described hybrid combustor is provided with air mixture entrance,The inside of described hybrid combustor is provided with air mixture cavity,The top of described hybrid combustor is provided with steel structure dividing plate,The top of described steel structure dividing plate is provided with centrifugal motor,The rotor of described centrifugal motor is fixing with spinning head to be connected,Described spinning head is positioned at the inner side of electromagnetic heating coil,The middle part of described steel structure dividing plate is run through drainage tube,The upper end of described drainage tube is connected with the bottom of bushing by funnel,The lower end of described drainage tube connects with hybrid combustor,The lower middle side part of described bushing is provided with bushing and adds thermode,The outer ring, downside of bushing is provided with cooling water pipe,Described gas pipeline is between bushing and steel structure dividing plate,The downside of described gas pipeline is connected with many group auxiliary burners,The middle part of described auxiliary burner is run through with steel structure dividing plate.
Preferably, the side of described bushing is provided with bushing wall, and bushing constitutes square box like structure with bushing wall.
Preferably, described high-pressure gas pipelines is annular pipeline.
Preferably, described air-flow shearing device quantity is at least provided with 10, and is uniformly connected to high-pressure gas pipelines top.
Preferably, described auxiliary burner is provided with 3 groups, and the equidistant inner side being arranged on spinning head, lower end of auxiliary burner.
Preferably, described bushing is platinum-rhodium alloy linear load bushing.
The compensation method for thermal of a kind of glass cotton centrifuge, comprises the following steps:
S1: starting device is gone forward side by side line parameter collection, is set equipment, by the pressure of air mixture, the oxygen content of air mixture, centrifugal motor speed, the temperature of liquid glass in bushing, and spinning head surface temperature data gather;
S2: thermal compensation processes, the parameter collected by analysis, and when centrifugal motor speed is on the low side, or air mixture pressure is less than normal, when oxygen content is on the low side, controls electromagnetic heating coil and auxiliary burner, heats spinning head, increases thermal compensation;When centrifugal motor speed is higher, or air mixture pressure is bigger than normal, when oxygen content is higher, is passed through cold water by cooling water inlet in bosh, carries out cooling process, and the water after heat exchange circulation is discharged through coolant outlet, and spinning head is reduced thermal compensation.
Compared with prior art, the invention has the beneficial effects as follows: this glass cotton centrifuge thermal compensation device simple in construction, by adding auxiliary burner, burning can be made more uniform, heats is more preferable, by adding power frequency heater, it is possible to effectively regulate heating-up temperature, equipment can be heated according to practical situation or cool down by the present invention;The present invention uses platinum-rhodium alloy linear load bushing, bushing can be made the most high temperature resistant, use linear load, the present invention can be made easy to control, reliably, by using Electromagnetic Heating, heating can be made more efficient, evenly, by gathering the pressure of air mixture, the oxygen content of air mixture, centrifugal motor speed, the temperature of liquid glass in bushing, and spinning head surface temperature, Deng multiple parameters, control the power of Electromagnetic Heating thermal compensation device at spinning head, reach the purpose of the temperature of liquid glass in conservative control spinning head, compensation method for thermal of the present invention is more scientific and reasonable, thermal compensation is effective.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram;
Fig. 2 is sectional view of the present invention.
In figure: 1 high-pressure gas pipelines, 2 pressurized gas inlets, 3 air-flow shearing devices, 4 power frequency heaters, 5 cooling water inlets, 6 coolant outlets, 7 hybrid combustors, 8 air mixture entrances, 9 steel structure dividing plates, 10 be centrifuged motor, 11 drainage tubes, 12 bushings, 13 bushing walls, 14 bushings add thermode, 15 cooling water pipes, 16 gas pipelines, 17 auxiliary burners, 18 funnels, 19 air mixture cavitys, 20 boshes, 21 electromagnetic heating coil, 22 spinning heads.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Refer to Fig. 1-2, the present invention provides a kind of technical scheme: a kind of glass cotton centrifuge thermal compensation device, including high-pressure gas pipelines 1 and gas pipeline 16, high-pressure gas pipelines 1 is annular pipeline, this structure can more uniformly carry out gas conveying, uniformly heating can be played the effect of auxiliary, one end of high-pressure gas pipelines 1 is provided with pressurized gas inlet 2, the top of high-pressure gas pipelines 1 is connected with air-flow shearing device 3, air-flow shearing device 3 quantity is at least provided with 10, and uniformly it is connected to high-pressure gas pipelines 1 top, air-flow shearing device 3 can regularly spray gases at high pressure, glass fiber is cut into the length of requirement, machining accuracy is higher.
The top of air-flow shearing device 3 is provided with power frequency heater 4, one side of power frequency heater 4 is respectively equipped with cooling water inlet 5 and coolant outlet 6, the inner side of power frequency heater 4 is provided with bosh 20 and electromagnetic heating coil 21, and bosh 20 is positioned at the left side of electromagnetic heating coil 21, the top of power frequency heater 4 is provided with hybrid combustor 7, the outer side edges of hybrid combustor 7 is provided with air mixture entrance 8, the inside of hybrid combustor 7 is provided with air mixture cavity 19, the top of hybrid combustor 7 is provided with steel structure dividing plate 9, the top of steel structure dividing plate 9 is provided with centrifugal motor 10, the rotor of centrifugal motor 10 is fixing with spinning head 22 to be connected, spinning head 22 is positioned at the inner side of electromagnetic heating coil 21.
The middle part of steel structure dividing plate 9 is run through drainage tube 11, the upper end of drainage tube 11 is connected with the bottom of bushing 12 by funnel 18, the side of bushing 12 is provided with bushing wall 13, and bushing 12 constitutes square box like structure with bushing wall 13, bushing 12 is platinum-rhodium alloy linear load bushing, bushing 12 can give melted liquid glass heating, and to reach thermostatically controlled purpose, the lower end of drainage tube 11 connects with hybrid combustor 7.
The lower middle side part of bushing 12 is provided with bushing and adds thermode 14, the outer ring, downside of bushing 12 is provided with cooling water pipe 15, gas pipeline 16 is between bushing 12 and steel structure dividing plate 9, the downside of gas pipeline 16 is connected with many group auxiliary burners 17, the middle part of auxiliary burner 17 is run through with steel structure dividing plate 9, and auxiliary burner 17 is provided with 3 groups, and the equidistant inner side being arranged on spinning head 22, lower end of auxiliary burner 17, auxiliary burner 17 can heat directly to the glass solution in spinning head, and heats is more preferable.
The compensation method for thermal of a kind of glass cotton centrifuge, comprises the following steps:
S1: starting device is gone forward side by side line parameter collection, is set equipment, by the pressure of air mixture, the oxygen content of air mixture, centrifugal motor speed, the temperature of liquid glass in bushing, and spinning head surface temperature data gather;
S2: thermal compensation processes, the parameter collected by analysis, and when centrifugal motor speed is on the low side, or air mixture pressure is less than normal, when oxygen content is on the low side, controls electromagnetic heating coil and auxiliary burner, heats spinning head, increases thermal compensation;When centrifugal motor speed is higher, or air mixture pressure is bigger than normal, when oxygen content is higher, is passed through cold water by cooling water inlet in bosh, carries out cooling process, and the water after heat exchange circulation is discharged through coolant outlet, and spinning head is reduced thermal compensation.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can carry out multiple change without departing from the principles and spirit of the present invention, revise, replace and modification, the scope of the present invention be defined by the appended.