CN204474332U - The unsettled novel graphite stove of furnace bottom - Google Patents
The unsettled novel graphite stove of furnace bottom Download PDFInfo
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- CN204474332U CN204474332U CN201520012351.4U CN201520012351U CN204474332U CN 204474332 U CN204474332 U CN 204474332U CN 201520012351 U CN201520012351 U CN 201520012351U CN 204474332 U CN204474332 U CN 204474332U
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Abstract
The unsettled novel graphite stove of the furnace bottom that the utility model provides, relates to chemical production field, comprises body of heater and power system; Power system comprises power supply, the first conductive electrode and the second conductive electrode, and two poles is electrically connected with the first conductive electrode and the second conductive electrode respectively; Body of heater comprises inner furnace body and external furnace body, and form the cavity for the waste gas that circulates closed between inner furnace body and external furnace body, the upper end of inner furnace body offers the inlet mouth with cavity connects, and external furnace body offers the air outlet with cavity connects.The poisonous and hazardous waste gas achieved in graphite production process is discharged into the transformation of first collecting reorientation discharge from unordered; decrease poisonous and hazardous waste gas outwardly to escape at random; poisonous and hazardous waste gas is allowed to be more prone to collect and process; protect the healthy of operator and environment; meanwhile, the unsettled novel graphite of furnace bottom is conducive to the output improving the unsettled production efficiency of novel graphite stove of furnace bottom and the graphite of production.
Description
Technical field
The utility model relates to chemical production field, in particular to the unsettled novel graphite stove of a kind of furnace bottom.
Background technology
Existing most of graphitizing furnace mostly is acheson furnace, and people have been accustomed to it to be equal to graphitizing furnace, and this graphitizing furnace is with a kind of graphitizing furnace of the naming of utility model person Acheson (E.G.Acheson).
The basic functional principle of acheson furnace is in the body of heater that refractory materials is constructed, and loads blank and the particulate material of charcoal, and the combustion chamber of composition conduction is adiabatic heat-insulation material in the surrounding of combustion chamber.Be provided with conductive electrode as on two headwalls of burner, and be connected with power supply.Conductive electrode, power supply and combustion chamber form the loop of energising.Work as circuit ON, combustion chamber has higher resistance, and according to Joule's law, combustion chamber is heating up, makes the blank of charcoal at the temperature of 2200-2300 DEG C, through high-temperature heat treatment, physical change occurs and change synthetic graphite into.Graphitizing furnace graphitizing process only needs 2 ~ 7 days when electrified regulation, but also will make a large amount of filler coke coolings, the long period of about 2 weeks.
Acheson furnace carries out graphitizing method simply, easily realizes, and production is reliable, fault is few, after utility model in 1895, has done a lot of improvement, there occurs wide variation, but still followed initial principle, kept the feature that it is intrinsic.Some the key technical indexes, as electric power feeding time, unit power consumption, quality product is all greatly improved, but the inherent defect of acheson furnace, as harmful exhaust such as carbon monoxide etc. a large amount of between heating and cooldown period is escaped out, be directly discharged in air, serious environment pollution and infringement the healthy of workman but still exist.
Utility model content
In view of this, the utility model provides the unsettled novel graphite stove of a kind of furnace bottom, to improve the problems referred to above.
The unsettled novel graphite stove of the furnace bottom that the utility model provides comprises body of heater and power system; Described power system comprises power supply, the first conductive electrode and the second conductive electrode, described two poles is electrically connected with described first conductive electrode and described second conductive electrode respectively, and the polarity of described first conductive electrode is contrary with the polarity of described second conductive electrode.
Described body of heater comprises inner furnace body and external furnace body, described external furnace body forms the hollow box body structure of one end open, described first conductive electrode and described second conductive electrode are separately positioned on the relative sidewall of two of described external furnace body, described first conductive electrode and described second conductive electrode are all communicated with described external furnace body inside, described inner furnace body is arranged in the body structure of described external furnace body, the longitudinal cross-section of described inner furnace body is " recessed " shape, the sidewall being provided with the first conductive electrode and the second conductive electrode two relative of the two ends of described inner furnace body and described external furnace body connects, the cavity for the waste gas that circulates closed is formed between described inner furnace body and described external furnace body, the upper end of described inner furnace body offers the inlet mouth with described cavity connects, described external furnace body offers the air outlet with described cavity connects.
The unsettled novel graphite stove of above-described furnace bottom, preferably, the unsettled novel graphite stove of described furnace bottom also comprises air cleaning unit, and described air outlet is connected with described air cleaning unit.Utilize air cleaning unit to focus on the waste gas collected from air outlet and harmful exhaust, first purify and discharge again, this makes it possible to the healthy and contaminate environment of waste gas and the harmful exhaust harm staff effectively avoiding producing in graphitizing process.
The unsettled novel graphite stove of above-described furnace bottom, preferably, the unsettled novel graphite stove of described furnace bottom also comprises capping, and described capping is provided with gas port, and described gas port is communicated with described air cleaning unit.Like this, capping is utilized to cover the opening end of the unsettled novel graphite stove of furnace bottom, the waste gas that the unsettled novel graphite stove of furnace bottom is produced can not volatilize directly in air, entered in air cleaning unit by gas port and carry out purifying and filtering, avoid harmful exhaust and evaporate into the healthy of contaminate environment in air or even infringement workman.
The unsettled novel graphite stove of above-described furnace bottom, preferably, described inner furnace body and described external furnace body all adopt fireproof insulation brick to make.Because the unsettled novel graphite stove of furnace bottom is in graphitizing process, need heat, temperature even can reach more than 2500 DEG C, if adopt common masonry to be easy to the cracking damage because high temperature can not be born as the inner furnace body of the unsettled novel graphite stove of furnace bottom or external furnace body, cause the structural failure of the unsettled novel graphite stove of furnace bottom, and common masonry insulation, effect of heat insulation is poor, heat is directly sent in air, cause the waste of heat energy, heating efficiency is low, and then cause the efficiency of furnace bottom unsettled novel graphite stove production graphite low, the graphite purity produced is low.Inner furnace body and external furnace body adopt fireproof insulation brick to make the high temperature that can either bear in graphitizing process, there is again good heat insulation effect, improve the temperature in the unsettled novel graphite stove of furnace bottom, and then improve the quality that graphited production efficiency improves the graphite produced simultaneously.
The unsettled novel graphite stove of above-described furnace bottom, preferably, is provided with pillar between described external furnace body and described inner furnace body.Utilize shore supports external furnace body and inner furnace body, couple together between external furnace body and inner furnace body, keep the circulation of air-flow simultaneously, the setting of pillar, add the structural strength between external furnace body and inner furnace body, after avoiding the furnace bottom unsettled novel graphite furnace superintendent time to use, there is deformation because bearing raw material for a long time in inner furnace body, causes structural failure.Extend the work-ing life of the unsettled novel graphite stove of furnace bottom.
The unsettled novel graphite stove of above-described furnace bottom, preferably, multiple longitudinal cross-section is that the inner furnace body of " recessed " shape is disposed side by side in the body structure of described external furnace body, and adjacent inner furnace body is connected successively.Multiple inner furnace body is disposed side by side in external furnace body, more graphite can be held, avoid the bottom of inner furnace body because of unsettled and area is excessive and be easily damaged simultaneously, further increasing the output of furnace bottom unsettled novel graphite stove and extend the work-ing life of the unsettled novel graphite stove of furnace bottom.
The unsettled novel graphite stove of above-described furnace bottom, preferably, the unsettled novel graphite stove of described furnace bottom also comprises blower fan, and described blower fan is arranged on described inlet mouth and/or described air outlet place.By the air-supply of blower fan, drive the air flowing in the cavity between the inner furnace body of the unsettled novel graphite stove of furnace bottom and external furnace body, waste gas in cavity is extracted out, improve the waste gas flow velocity in cavity, allow the unordered flowing of the waste gas in cavity become oriented and ordered flowing simultaneously, in time harmful exhaust is discharged, improve air purification efficiency.
The unsettled novel graphite stove of above-described furnace bottom, preferably, the distance between described inner furnace body and described external furnace body is 5-30cm.Choose 5-30cm and ensure that enough volumes hold the poisonous and hazardous waste gas oozed out from inner furnace body, and ensure that the waste gas in volume has higher mobility, the waste gas in cavity is facilitated to discharge, on the other hand, if the distance between inner furnace body and external furnace body is excessive, the structural strength of furnace bottom unsettled novel graphite stove entirety can be slackened, make furnace bottom unsettled novel graphite stove can not carry too much raw material or easily be damaged, reduce work-ing life and the production efficiency of the unsettled novel graphite stove of furnace bottom.
The unsettled novel graphite stove of above-described furnace bottom, preferably, described power supply is direct supply.Direct supply is adopted to be whole power system power supply, the power factor of power system can be improved, the power factor of power system is made to reach more than 0.9, the effective rate of utilization of electric energy is improved, simultaneously, because direct current does not have alternating magnetic field and inductance loss, the electric losses such as surface effects and approach effect is not had yet, electrical efficiency is higher, can be fully heat energy by electric energy conversion, improve rate of heating and the Heating temperature of the unsettled novel graphite stove of furnace bottom, and then improve the unsettled production efficiency of novel graphite stove of furnace bottom and the graphite quality of production.
Relative to prior art, the furnace bottom that the utility model provides unsettled novel graphite stove comprises following beneficial effect: the blank held in the inner furnace body of the unsettled novel graphite stove of the furnace bottom that the utility model provides is in graphite production process, the poisonous and hazardous waste gas part produced directly outwardly is discharged by the opening end of inner furnace body, another part then can permeate and pass inner furnace body, escaped out by inner furnace body, by the opening end of inner furnace body outwardly discharge poisonous and hazardous waste gas can be inhaled in cavity from inlet mouth, on the other hand, the poisonous and hazardous waste gas of escaping out through inner furnace body also can enter in the cavity of formation inner furnace body and external furnace body, then air outlet is passed through, outwards discharge by the poisonous and hazardous waste gas collected from inlet mouth with through the poisonous and hazardous waste gas that inner furnace body is escaped out, focus on.The poisonous and hazardous waste gas produced in graphite production process is received in cavity by the furnace bottom that the utility model provides unsettled novel graphite stove, again by discharging simultaneously with the air outlet of cavity connects, the poisonous and hazardous waste gas achieved in the production process of furnace bottom unsettled novel graphite stove is discharged into the transformation of first collecting reorientation discharge from unordered, decrease poisonous and hazardous waste gas outwardly to escape at random, poisonous and hazardous waste gas is allowed to be more prone to collect and process, protect the healthy of operator and environment, simultaneously, inner furnace body wraps up by the cavity between inner furnace body and external furnace body, make to form air buffer between inner furnace body and external furnace body, when the unsettled novel graphite stove of furnace bottom is when heating production, the radiating rate of air buffer is compared with the air in the external world or ground and is wanted slow many, in such furnace bottom unsettled novel graphite stove heat-processed, heat-energy losses reduces, the unsettled novel graphite stove of furnace bottom can heat up faster, and temperature is higher, be conducive to the output improving the unsettled production efficiency of novel graphite stove of furnace bottom and the graphite of production.
Accompanying drawing explanation
In order to clearer explanation the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the left cross-sectional schematic of the furnace bottom unsettled novel graphite stove that the utility model first embodiment provides;
Fig. 2 is the main cross-sectional schematic of the furnace bottom unsettled novel graphite stove that Fig. 1 provides;
Fig. 3 is the main cross-sectional schematic of the furnace bottom unsettled novel graphite stove that the utility model second embodiment provides;
Fig. 4 is the main cross-sectional schematic of the furnace bottom unsettled novel graphite stove that the utility model the 3rd embodiment provides.
Wherein, the corresponding relation between Reference numeral and component names is as follows: power supply 101, the first conductive electrode 102, second conductive electrode 103, external furnace body 104, inner furnace body 105, inlet mouth 106, air outlet 107, cavity 108, capping 109, gas port 110, blower fan 111, pillar 112, gas wash tower 113, desulfurizing tower 114, plasma discharge pond 115.
Embodiment
Existing most of graphitizing furnace mostly is acheson furnace, and people have been accustomed to it to be equal to graphitizing furnace, and this graphitizing furnace is with a kind of graphitizing furnace of the naming of utility model person Acheson (E.G.Acheson).
Acheson furnace carries out graphitizing method simply, easily realizes, and production is reliable, fault is few, after utility model in 1895, has done a lot of improvement, there occurs wide variation, still followed initial principle, kept the feature that it is intrinsic.Some the key technical indexes, as electric power feeding time, unit power consumption, quality product is all greatly improved, but the inherent defect of acheson furnace, as harmful exhaust such as carbon monoxide etc. a large amount of between heating and cooldown period is escaped out, be directly discharged in air, serious environment pollution and infringement the healthy of workman but still exist.
Researchist is through studying discovery for a long period of time, and acheson furnace mainly comprises two processes in process of production, and one is that electrified regulation carries out graphited process, and another is the process of carrying out after greying dispelling the heat.In heat-processed, waste gas is heated, mainly discharge from the opening end of inner furnace body, poisonous and hazardous waste gas is escaped in a large number, contaminate environment is healthy with infringement staff's, on the other hand, when graphitizing furnace dispels the heat, top layer blank only outwardly can distribute the poisonous and hazardous waste gas of imitation frosted glass, then be bottom blank because the poisonous and hazardous waste gas produced when heating effectively is not discharged, in the heat radiation stage, a large amount of poisonous and hazardous waste gas can be escaped out from the furnace wall infiltration of acheson furnace, contaminate environment and affect the healthy of staff.
The utility model provides the unsettled novel graphite stove of a kind of furnace bottom to improve the problems referred to above.
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
In the utility model, first, second, third, etc. are difference signal, are not limit.
Fig. 1 is the left cross-sectional schematic of the furnace bottom unsettled novel graphite stove that the utility model first embodiment provides; Fig. 2 is the main cross-sectional schematic of the furnace bottom unsettled novel graphite stove that Fig. 1 provides; As shown in Figure 1-2, the unsettled novel graphite stove of furnace bottom that the utility model first embodiment provides comprises body of heater and power system; Power system comprises power supply 101, first conductive electrode 102 and the second conductive electrode 103, and power supply 101 the two poles of the earth are electrically connected with the first conductive electrode 102 and the second conductive electrode 103 respectively, and make one of them conductive electrode be positive pole, another conductive electrode is negative pole.
Body of heater comprises inner furnace body 105 and external furnace body 104, external furnace body 104 forms the hollow box body structure of one end open, opposite polarity first conductive electrode 102 and the second conductive electrode 103 are separately positioned on the relative sidewall of two of external furnace body 104, in the present embodiment, first conductive electrode 102 is positive pole, second conductive electrode 103 is negative pole, first conductive electrode 102 and the second conductive electrode 103 are all plugged on the sidewall of external furnace body 104, and the first conductive electrode 102 and the second conductive electrode 103 all with in external furnace body 104 are communicated with.
Inner furnace body 105 is arranged in the body structure of external furnace body 104, the longitudinal cross-section of inner furnace body 105 is " recessed " shape, the similar groove of inner furnace body 105, the sidewall being provided with the first conductive electrode 102 and the second conductive electrode 103 two relative of the two ends of inner furnace body 105 and external furnace body 104 connects, the cavity 108 for the waste gas that circulates closed is formed between inner furnace body 105 and external furnace body 104, the upper end of inner furnace body 105 offers the inlet mouth 106 be communicated with cavity 108, external furnace body 104 offers the air outlet 107 be communicated with cavity 108, inlet mouth 106 is opened on the inner furnace body 105 away from air outlet 107, increase the distance between inlet mouth 106 and air outlet 107, allow the air in cavity 108 can flow through place as much as possible in cavity 108 when circulating, to arrive in cavity 108 everywhere when allowing air-flow flow in cavity 108, poisonous and hazardous waste gas in cavity 108 is carried out, avoid poisonous and hazardous waste gas residual in cavity 108.
The blank held in the inner furnace body 105 of the unsettled novel graphite stove of the furnace bottom that the utility model provides is in graphite production process, the poisonous and hazardous waste gas part produced directly outwardly is discharged by the opening end of inner furnace body 105, another part then can permeate and pass inner furnace body 105, escaped out by inner furnace body 105, the poisonous and hazardous waste gas outwardly discharged by the opening end of inner furnace body 105 can enter in cavity 108 from the inlet mouth 106 of inner furnace body 105 upper end, on the other hand, the poisonous and hazardous waste gas of escaping out through inner furnace body 105 also can enter in the cavity 108 that formed inner furnace body 105 and external furnace body 104, then by air outlet 107, outwards discharge by the poisonous and hazardous waste gas collected from inlet mouth 106 with through the poisonous and hazardous waste gas that inner furnace body 105 escapes in cavity 108, focus on.
The poisonous and hazardous waste gas produced in graphite production process is received in cavity 108 by the furnace bottom that the utility model provides unsettled novel graphite stove; air outlet 107 again by being communicated with cavity 108 is discharged simultaneously; the poisonous and hazardous waste gas achieved in the production process of furnace bottom unsettled novel graphite stove is discharged into the transformation of first collecting reorientation discharge from unordered; decrease poisonous and hazardous waste gas outwardly to escape at random; allow poisonous and hazardous waste gas be more prone to collect and process, protect the healthy of operator and environment.
Simultaneously, cavity 108 is formed between inner furnace body 105 and external furnace body 104, inner furnace body 105 wraps up by the air buffer that cavity 108 is formed, utilize this layer of air interlayer, when the unsettled novel graphite stove heating of furnace bottom is produced, the inner furnace body 105 of the unsettled novel graphite stove of furnace bottom outwardly dispels the heat, because mobility and the thermal diffusivity of air buffer are compared slow many than the air in the external world or ground, therefore in furnace bottom unsettled novel graphite stove heat-processed, heat-energy losses reduces, the unsettled novel graphite stove of furnace bottom can heat up faster and temperature is higher, 2800-3200 DEG C can be reached, nearly 6% is improve than the upper temperature limit of traditional acheson furnace, again because the temperature of furnace bottom unsettled novel graphite stove directly affects graphited transformation efficiency, the temperature of the unsettled novel graphite stove of furnace bottom improves, and then graphited transformation efficiency improves, the purity of the graphite of production department is also improved further, through experimental examination, the purity of the multiple batches of graphite produced can reach 99.98%, this is the purity that the graphite of existing acheson furnace production department does not reach.Simultaneously, because air buffer but heat energy outwardly windage reduce, so unsettled novel graphite stove at the bottom of process furnace heats up, the electric energy that consumes is also few than the acheson furnace of routine, and experimentally show, the graphite producing same quantity can save the electric energy of 20%-30%.The furnace bottom that the present embodiment provides unsettled novel graphite stove is conducive to the output improving the unsettled production efficiency of novel graphite stove of furnace bottom and the graphite of production.
And when after the stage that the unsettled novel graphite stove of furnace bottom completes heated graphite, enter cooling stages, this stage utilizes cavity 108, bottom from inner furnace body 105 is permeated the toxic harmful exhaust gas of escaping out to collect, then discharged by air outlet 107, avoid waste gas unordered exhaust emission environment and damage the healthy of staff.
Fig. 3 is the main cross-sectional schematic of the furnace bottom unsettled novel graphite stove that the utility model second embodiment provides; As shown in Figure 3, the unsettled novel graphite stove of the furnace bottom that the utility model second embodiment provides is on the basis of the first embodiment, and further, the unsettled novel graphite stove of furnace bottom also comprises capping 109, capping 109 is provided with gas port 110, and gas port 110 is communicated with air cleaning unit.Air outlet 107 is communicated with air cleaning unit.
Capping 109 lid is located at the opening end of inner furnace body 105, can fit with the opening end of inner furnace body 105 in the edge of capping 109, and capping 109 and inner furnace body 105 removably connect.Utilize capping 109 to seal up the opening end of the unsettled novel graphite stove of furnace bottom, the waste gas that the unsettled novel graphite stove of furnace bottom is produced can not volatilize directly in air.In heat-processed, the waste gas of volatilization is entered in air cleaning unit by gas port 110 and carries out purifying and filtering, and avoids waste gas to be arbitrarily discharged in air, contaminate environment or even infringement staff healthy.
Air cleaning unit comprises gas wash tower 113, desulfurizing tower 114 and plasma discharge pond 115, the waste gas collected from air outlet 107 and gas port 110 is introduced into temperature-reducing tower through cooling process, then the granule dust removed in waste gas is passed in gas wash tower 113, then the sulfuration gas in waste gas is removed through desulfurizing tower 114, finally by plasma discharge pond 115, some poisonous and hazardous waste gas are neutralized, the waste residue collected is concentrated simultaneously, facilitate subsequent disposal.Utilize air cleaning unit to focus on the waste gas collected from air outlet 107 and gas port 110, first purify and discharge again, the demand of protection of the environment can either be met, the waste gas produced in graphitizing process can be avoided again to endanger the healthy of staff.
Inner furnace body 105 and external furnace body 104 all adopt fireproof insulation brick to make.Because the unsettled novel graphite stove of furnace bottom is in graphitizing process, the high temperature combustion chamber utilizing the blank of inner furnace body 105 to form is needed to transform, generate synthetic graphite, temperature in furnace bottom unsettled novel graphite stove inner furnace body 105 can reach more than 2500 DEG C, if adopt common masonry to be easy to the cracking damage because high temperature can not be born as the inner furnace body 105 of the unsettled novel graphite stove of furnace bottom or external furnace body 104, cause the structural failure of the unsettled novel graphite stove of furnace bottom, the unsettled novel graphite stove of furnace bottom can not normally be used, and impact is produced normally.And common masonry is incubated, effect of heat insulation is poor, heat is directly sent in air, and cause the waste of heat energy, heating efficiency is low, and then causes the efficiency of furnace bottom unsettled novel graphite stove production graphite low, and the graphite purity produced is low.And adopt fireproof insulation brick to make the high temperature that can either bear in graphitizing process, there is again good heat insulation effect, improve the temperature in the unsettled novel graphite stove of furnace bottom, and then improve the quality that graphited production efficiency improves the graphite produced simultaneously.
Further, pillar 112 is provided with between external furnace body 104 and inner furnace body 105.Pillar 112 is erected between inner furnace body 105 and external furnace body 104, is connected by inner furnace body 105 supports with external furnace body 104, and the gap simultaneously between pillar 112 can keep the circulation of air-flow.The setting of pillar 112, add the structural strength between external furnace body 104 and inner furnace body 105, after avoiding the furnace bottom unsettled novel graphite furnace superintendent time to use, there is deformation even structural failure in inner furnace body 105, extends the work-ing life of the unsettled novel graphite stove of furnace bottom because bearing raw material for a long time.
The exhaust gas velocity of discharging in cavity 108 of flowing owing to only utilizing air self is very limited, and in order to improve the speed that waste gas is discharged, in the unsettled novel graphite stove of furnace bottom, arrange blower fan 111, blower fan 111 is arranged on inlet mouth 106 and air outlet 107 place.
When the unsettled novel graphite stove heating of furnace bottom uses, in order to ensure the efficiency utilization of heat energy, blower fan 111 does not leave, air buffer is utilized to be incubated inner furnace body 105, and when entering cooling stages, open blower fan 111, by the air-supply of blower fan 111, drive the air flowing in the cavity 108 between the inner furnace body 105 of the unsettled novel graphite stove of furnace bottom and external furnace body 104, waste gas in cavity 108 is extracted out, improve the waste gas flow velocity in cavity 108, the unordered flowing of the waste gas in cavity 108 is allowed to become oriented and ordered flowing, in time harmful exhaust is discharged, improve air purification efficiency.Simultaneously, the heat of inner furnace body 105 can be taken away when flowing by the air of high speed circulation, improve the speed of cooling of inner furnace body 105 bottom, graphite in inner furnace body 105 is cooled faster, 1-2 days is saved than novel graphite stove unsettled at the bottom of traditional acheson furnace, and then accelerate the flow process of whole greying production, improve the production efficiency of graphite.
Fig. 4 is the main cross-sectional schematic of the furnace bottom unsettled novel graphite stove that the utility model the 3rd embodiment provides.As shown in Figure 2, the unsettled novel graphite stove of furnace bottom that the utility model the 3rd embodiment provides is on the basis of the first embodiment, in order to expanding production amount, further, the inner furnace body 105 that longitudinal cross-section is " recessed " shape is disposed side by side in the body structure of external furnace body, and adjacent inner furnace body 105 is connected successively.Multiple inner furnace body 105 is disposed side by side in external furnace body 104, more graphite can be held, avoid the bottom of inner furnace body 105 because of unsettled and area is excessive and be easily damaged simultaneously, further increasing the output of furnace bottom unsettled novel graphite stove and extend the work-ing life of the unsettled novel graphite stove of furnace bottom.
The unsettled novel graphite stove of above furnace bottom, preferably, the distance between inner furnace body 105 and external furnace body 104 is 5-30cm, in the present embodiment, is preferably 10cm.Choose 5-30cm and ensure that cavity 108 has enough volumes and holds the poisonous and hazardous waste gas oozed out from inner furnace body 105, and ensure that the waste gas in volume has higher mobility, the waste gas in cavity 108 is facilitated to discharge, on the other hand, if the distance between inner furnace body 105 and external furnace body 104 is excessive, the structural strength of furnace bottom unsettled novel graphite stove entirety can be slackened, make furnace bottom unsettled novel graphite stove can not carry too much raw material or easily be damaged, reduce work-ing life and the production efficiency of the unsettled novel graphite stove of furnace bottom.
Further, power supply 101 is direct supply 101.Direct supply 101 is adopted to be whole power system power supply, the power factor of power system can be improved, make the power factor of power system reach more than 0.9, be improved to the effective rate of utilization of electric energy, power factor is the important technical data of of power system.Power factor weighs a coefficient of electric installation efficiency.Power factor is low, illustrates that circuit is used for the wattless power of alternating magnetic field conversion greatly, thus reduces the utilization ratio of equipment, add line powering loss.Simultaneously, because direct current does not have alternating magnetic field and inductance loss, the electric losses such as surface effects and approach effect is not had yet, electrical efficiency is higher, can be fully heat energy by electric energy conversion, improve rate of heating and the Heating temperature of the unsettled novel graphite stove of furnace bottom, and then improve the unsettled production efficiency of novel graphite stove of furnace bottom and the graphite quality of production.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. the unsettled novel graphite stove of furnace bottom, is characterized in that, comprise body of heater and power system;
Described power system comprises power supply, the first conductive electrode and the second conductive electrode, described two poles is electrically connected with described first conductive electrode and described second conductive electrode respectively, and the polarity of described first conductive electrode is contrary with the polarity of described second conductive electrode;
Described body of heater comprises inner furnace body and external furnace body, described external furnace body forms the hollow box body structure of one end open, described first conductive electrode and described second conductive electrode are separately positioned on the relative sidewall of two of described external furnace body, described first conductive electrode and described second conductive electrode are all communicated with described external furnace body inside, described inner furnace body is arranged in the body structure of described external furnace body, the longitudinal cross-section of described inner furnace body is " recessed " shape, being provided with on the relative sidewall of the first conductive electrode and the second conductive electrode two of the two ends of described inner furnace body and described external furnace body connects, the cavity for the waste gas that circulates closed is formed between described inner furnace body and described external furnace body, the upper end of described inner furnace body offers the inlet mouth with described cavity connects, described external furnace body offers the air outlet with described cavity connects.
2. the unsettled novel graphite stove of furnace bottom according to claim 1, is characterized in that, the unsettled novel graphite stove of described furnace bottom also comprises air cleaning unit, and described air outlet is connected with described air cleaning unit.
3. the unsettled novel graphite stove of furnace bottom according to claim 2, is characterized in that, the unsettled novel graphite stove of described furnace bottom also comprises capping, and described capping is provided with gas port, and described gas port is communicated with described air cleaning unit.
4. the unsettled novel graphite stove of furnace bottom according to claim 1, is characterized in that, described inner furnace body and described external furnace body all adopt fireproof insulation brick to make.
5. the unsettled novel graphite stove of furnace bottom according to claim 1, is characterized in that, be provided with pillar between described external furnace body and described inner furnace body.
6. the unsettled novel graphite stove of furnace bottom according to claim 1, is characterized in that, multiple longitudinal cross-section is that the inner furnace body of " recessed " shape is disposed side by side in the body structure of described external furnace body, and adjacent inner furnace body is connected successively.
7. the unsettled novel graphite stove of furnace bottom according to claim 1, is characterized in that, the unsettled novel graphite stove of described furnace bottom also comprises blower fan, and described blower fan is arranged on described inlet mouth and/or described air outlet place.
8. the unsettled novel graphite stove of furnace bottom according to claim 1, is characterized in that, the distance between described inner furnace body and described external furnace body is 5-30cm.
9. the unsettled novel graphite stove of furnace bottom according to claim 1, is characterized in that, described power supply is direct supply.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104495832A (en) * | 2015-01-08 | 2015-04-08 | 四川都江堰西马炭素有限公司 | Novel graphitizing furnace with suspended furnace bottom and building method thereof |
| CN108178155A (en) * | 2018-01-29 | 2018-06-19 | 山西沁新能源集团股份有限公司 | A kind of concatermer block form high temperature graphitization stove |
| CN116495728A (en) * | 2022-12-30 | 2023-07-28 | 贵阳铝镁设计研究院有限公司 | High-purity graphitization furnace that ventilates |
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2015
- 2015-01-08 CN CN201520012351.4U patent/CN204474332U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104495832A (en) * | 2015-01-08 | 2015-04-08 | 四川都江堰西马炭素有限公司 | Novel graphitizing furnace with suspended furnace bottom and building method thereof |
| CN108178155A (en) * | 2018-01-29 | 2018-06-19 | 山西沁新能源集团股份有限公司 | A kind of concatermer block form high temperature graphitization stove |
| CN116495728A (en) * | 2022-12-30 | 2023-07-28 | 贵阳铝镁设计研究院有限公司 | High-purity graphitization furnace that ventilates |
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Effective date of registration: 20160318 Address after: 611800 Dujiangyan Economic Development Zone, Dujiangyan, Chengdu, Sichuan, China Patentee after: CHENGDU CHENGXIN TECHNOLOGY CO., LTD. Address before: Dujiangyan City, Chengdu City, Sichuan province 610000 Jin Feng Xiang Patentee before: Dujiang weir, Sichuan Xi Matansu Co., Ltd |