CN105565655A - Plasma basalt-melting furnace - Google Patents
Plasma basalt-melting furnace Download PDFInfo
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- CN105565655A CN105565655A CN201510213604.9A CN201510213604A CN105565655A CN 105565655 A CN105565655 A CN 105565655A CN 201510213604 A CN201510213604 A CN 201510213604A CN 105565655 A CN105565655 A CN 105565655A
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- basalt
- burner
- smelting furnace
- plasma
- flame
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
The invention provides a plasma basalt-melting furnace, and belongs to the technical field of basalt processing. The plasma basalt-melting furnace comprises a furnace body, a furnace cover brick, a power supply and at least one burner, wherein the burner comprises a front end and a back end; a flame through hole is axially formed in the burner; the back end is electrically connected with the power supply; the furnace cover brick is arranged at the top of the furnace body; the furnace cover brick is provided with at least one furnace hole; the front end can run through the furnace hole and extend into the furnace body. The plasma basalt-melting furnace provided by the invention can supply compressed high-temperature plasma flame, so that basalt can be accurately and efficiently melted; through application of the plasma basalt-melting furnace, the basalt can be thoroughly melted; meanwhile, the design cost of the plasma basalt-melting furnace can be reduced, the utilization rate of energy can be improved, and the energy consumption can be lowered.
Description
Technical field
The present invention relates to basalt processing technique field, in particular to a kind of basalt plasma body smelting furnace.
Background technology
Basalt is the extrusive rock that a kind of density is large, compactness is high, and basalt has higher weather resistance.The fiber that basalt wire drawing produces has smooth surface, by increasing the degree of roughness on its surface, can improve effective contact area between itself and carrier.Basalt fibre, by surface modification, can improve its mechanical property, environmental resistance significantly, by it to be coordinated original performance that can change material to a great extent with other materials, improve functional.
The usual employing high-temperature fusion of basalt fibre, then carries out wire drawing preparation by heat-resisting sheet material.Because basaltic melt temperature is high, general type of heating is difficult to meet the demands.At present, the general burner generation flame that adopts directly heats it or utilizes the modes such as electrode direct heating.Above-mentioned basalt melting ubiquity energy consumption is large, temperature is low, the low inferior problem of melting efficiency.
Summary of the invention
In view of this, the invention provides a kind of basalt plasma body smelting furnace, to reduce energy consumption, to improve basaltic melting efficiency.
For achieving the above object, the invention provides following technical scheme:
A kind of basalt plasma body smelting furnace, comprise body of heater, roof brick, power supply and at least one burner, described burner comprises front-end and back-end, described burner is provided with flame through hole vertically, described rear end is connected with described power electric, described roof brick is arranged at the top of described body of heater, and described roof brick is provided with at least one firehole, and described front end can be passed described firehole and stretch in described body of heater.
Further, described basalt plasma body smelting furnace comprises multiple burner and multiple firehole, and the number of described burner is identical with the number of described firehole, and the width between centers of adjacent two described fireholes is 50-400mm.Due to actual manufacture, become in product process, basaltic process quantity is relatively large, adopts the burner of, and, configure a body of heater for each burner, can equipment cost be significantly improved, be unfavorable for the needs of mass production.Based on above-mentioned consideration, basalt plasma body smelting furnace comprises multiple burner, and roof brick arranges multiple firehole equal to burner number, thus makes body of heater can a large amount of basalt of disposable process, thus can improve its processing efficiency, is beneficial to volume production.In order to improve the working efficiency of burner, reducing the interference between each burner, reducing the thermal perturbation etc. between burner place flame.By controlling the gap between adjacent firehole, and then control the spacing between burner, reached control burner jet out flames between distance.
Further, described burner is provided with water storage cavity, and described rear end is provided with water-in and water outlet, and described water-in, described water outlet are all communicated with described water storage cavity.Because basaltic melting process is a high energy reaction process, the flame sprayed by burner just has higher temperature and energy, and this can have an impact to burner to a certain extent, causes the situations such as the damage of burner.In order to reduce high temperature to the thermal shocking of burner, improve its working life, burner is provided with water storage cavity, and by arranging and the water-in on it and water outlet, real-time injection water, by water, high temperature is taken away, thus the cooling process realized burner, further, the operation to burner also can be conducive to.
Further, described basalt plasma body smelting furnace also comprises compressor and spray gun, and described compressor, described water-in are connected with described spray gun respectively.The plasma flame sprayed by burner has higher energy, basalt can be acted on quickly and accurately to make the plasma flame of high temperature, the jet apparatus coordinated by compressor and spray gun set up by basalt plasma body smelting furnace, under the effect of the high velocity air sprayed at jet apparatus by plasma flame, precisely, at high speed act on basalt, thus improve basaltic processing speed.
Further, described power supply is three-phase alternating-current supply.Three-phase alternating-current supply is powered more stable, in the power utilization environment with multiple load, has good adaptability.
Further, described three-phase alternating-current supply is provided with earth leakage protective device.The use of earth leakage protective device, improves the security of basalt plasma body smelting furnace, effectively can prevent the problems such as electric burn.
Further, described front end is provided with flange, and the size of described flange is greater than the size of described firehole.Because the relative position between burner body of heater can affect its plasma flame produced to basaltic treatment effect, thus, arrange flange in the front end of burner, flange can prevent burner excessively high to stretch into furnace interior effectively, thus impact is to basaltic melting treatment.
Further, described flame through hole is taper in the shape at described front end place.The flame through hole of taper can have good restriction by plasma flame, the volume of plasma flame can carry out certain compression, playing can be more concentrated, the effect that flame front is less, thus can make that basaltic process is more meticulous, accurate, controllability is higher.
Further, described basalt plasma body smelting furnace also comprises grate, and described grate is provided with Height Adjustable stove arm, and described stove arm and described burner removably connect.In order to improve the controllability of the position of burner, reduce its operation easier, simplify basaltic melting treatment flow process, smelting furnace also arranges the grate containing stove arm, is controlled the locus of burner by stove arm, thus reaches desirable treatment effect.
Relative to prior art, the present invention includes following beneficial effect:
The invention provides a kind of basalt plasma body smelting furnace, utilize this smelting furnace can realize precisely, the operation of molten basalt fast and efficiently.The temperature of the plasma flame produced by burner is high, at short notice basalt can be carried out melting, thus can improve basaltic processing speed.Because the energy density of the plasma flame sprayed by burner is high, the flame shape of flame is more concentrated, thus the utilization ratio of its heat energy can be improved.On the other hand, the plasma flame produced by burner is shorter, thus in identical furnace space, can arrange more plasma flame occurring source, thus the space of furnace interior can be effectively utilized, thus reduce construction and the maintenance cost of equipment.
Accompanying drawing explanation
In order to the clearer explanation embodiment of the present invention 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 some embodiments of the present invention, 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 structural representation of the body of heater in the basalt plasma body smelting furnace that provides of the embodiment of the present invention;
Fig. 2 is the structural representation of the roof brick in the basalt plasma body smelting furnace that provides of the embodiment of the present invention;
Fig. 3 is the structural representation of the burner in the basalt plasma body smelting furnace that provides of the embodiment of the present invention;
Fig. 4 is the connection state schematic diagram (not comprising water-in, water outlet) of grate in the basalt plasma body smelting furnace that provides of the embodiment of the present invention and stove arm;
Fig. 5 is the structural representation of the basalt plasma body smelting furnace that the embodiment of the present invention provides;
Fig. 6 shows the relative position relation schematic diagram between body of heater in the basalt plasma body smelting furnace that the embodiment of the present invention provides and burner.
Wherein, Reference numeral gathers as follows:
Body of heater 101; Roof brick 102; Firehole 103; Burner 104; Grate 105;
Stove arm 106; Basalt 107; Flame through hole 110.
Embodiment
Due to basaltic own characteristic, such as dioxide-containing silica is high, compressive strength is large etc., thus relatively large to its intractability, especially prepares basalt fibre.Preparing the more important step of basalt fibre is carry out heating and melting process to it, at present, generally adopt the mode of electrode direct heating or resistance indirect heating, but, these type of heating exist, energy consumption is large, cost is high, temperature of fusion is low is difficult to slow etc. the problem of thorough fusing, burn-off rate, based on above-mentioned problem, the present inventor devises a kind of smelting furnace, the controllability plasma flame utilizing this smelting furnace generate energy is higher, flame front is more concentrated, thus basalt is achieved high-level efficiency, less energy-consumption, processed fast.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.The assembly of the embodiment of the present invention describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.
Therefore, below to the detailed description of the embodiments of the invention provided in the accompanying drawings and the claimed scope of the present invention of not intended to be limiting, but selected embodiment of the present invention is only represented.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In describing the invention, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this invention product orientation of usually putting or position relationship when using, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second ", " the 3rd " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In describing the invention, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case above-mentioned term concrete meaning in the present invention can be understood.
Consult Fig. 1-Fig. 5, the invention provides a kind of basalt plasma body smelting furnace, this smelting furnace comprises body of heater 101, roof brick 102, power supply and at least one burner 104, and burner 104 comprises front-end and back-end, and rear end is connected with power electric.Roof brick 102 is provided with at least one firehole 103, and firehole 103 can be passed in front end.The front end of burner 104 is by firehole 103 and stretch in body of heater 101, thus the plasma flame heating basalt that will produce.Body of heater 101 provides and holds basaltic space, and roof brick 102 is arranged at the top of body of heater 101.Preferably, body of heater is provided with charging opening, for adding basalt.Burner 104 is provided with flame through hole 110 vertically, the output channel of flame through hole 110 in order to carry air and flame to burner 104.Conveniently next step wire-drawing operation, can arrange feed opening in the bottom of body of heater 101, and the basalt of solid can feed opening being blocked, prevents it from spilling from body of heater 101 inside; Can spill from feed opening, in order to follow-up use after becoming basaltic magma under the calcination of basalt at plasma flame.The sidewall of body of heater 101 and the diapire of body of heater 101 can adopt the preparation of different material, can bear different temperature, thus can save material, reduce the use of the heat-stable material of high cost.Participate in Fig. 6, under a kind of working order of basalt plasma body smelting furnace, body of heater 101 and the relativeness schematic diagram in burner 104 support.Basalt 107 is placed with in body of heater 101, the front end of burner 104 is vertically stretched in body of heater 101, flame through hole 110 is just to basalt 107, and the rear end of burner 104 connects electric wire 108 in order to energising, and the rear end of burner 104 is also connected with water pipe 109 in order to reduce the temperature of burner 104.In Fig. 6, the mode of connection of electric wire 108 and water pipe 109 and burner 104 and position, only as signal effect, are not available to as its concrete link position of restriction.
Basalt plasma body smelting furnace provided by the invention can regulate horizontal distribution quantity and the distance between any two of burner, can also regulate the distance between burner and basalt simultaneously, thus can control basaltic fusing time and power consumption.
During to basalt processing treatment, basalt is put into body of heater 101, be then connected with body of heater 101 by roof brick 102, the front end of burner 104 is stretched in body of heater 101 by firehole 103.After power supply is energized to burner 104, thus produce high-voltage electric field in flame through hole 110 inside, air ionizes and forms plasma body in this high-voltage electric field, plasma body produces from the front end ejection of burner 104 plasma flame carrying high energy, plasma flame directly acts on basalt makes it melt rapidly, form basaltic magma, in order to subsequent disposal.Wherein, due to plasma flame entered burner 104 time, flame through hole 110 can limit the sectional area of plasma flame, and the energy of plasma flame is more intensive, and the temperature of flame is higher, can fused basalt quickly.
In order to adapt to the needs produced in batches, improve the treatment capacity of smelting furnace, as required, basalt plasma body smelting furnace comprises multiple burner 104 and multiple firehole 103, and multiple burner 104 can carry out melt processed for the basalt of different positions.Preferably, the number of burner 104 is identical with the number of firehole 103, the width between centers of adjacent two fireholes 103 is 50-400mm, can make full use of the plasma flame of burner 104 generation, reduces overlap waste or mutual interference etc. the situation between plasma flame.By controlling the locus of burner 104, thus the distance controlled between burner 104 flame and basalt is 30-200mm, thus the utilization ratio of plasma flame is improved, and improves the working efficiency of smelting furnace.
Because basalt melt processed belongs to high energy treatment process, and plasma flame has higher temperature, in order to ensure the safety of burner 104, prevent high temperature to the thermal shocking of burner 104, avoid it that breakage occurs under high temperature action, burner 104 is provided with water storage cavity, is injected with water coolant in water storage cavity, in order to lower the temperature to burner 104.Further, the rear end of burner 104 is provided with water-in and water outlet, water-in, water outlet are all communicated with water storage cavity, water-in and external water source equipment connection, correspondingly water outlet is also connected with apparatus for recovering, thus make the water in water storage cavity be in flow state, keep the temperature of burner 104 to be in a relatively low degree.Preferably, basalt plasma body smelting furnace also comprises compressor and spray gun, and compressor, water-in are connected with spray gun respectively.Compressor provides propulsion source that described water coolant is pumped into water storage cavity by spray gun, finally by water outlet stream place, thus can guarantee the renewal speed of the water in water storage cavity, improves cooling-down effect, effectively protects burner 104.In addition, when plasma arc is by flame through hole 110, the inwall of flame through hole 110 is lower through the cooling temperature of water, and flame is subject to cold service, and arc column flame envelope gas cooling is shunk, and the trend of the flame envelope contraction of flame, reduces and reduce its sectional area.On the other hand, the thermal pinch effect of plasma flame, electric current can only pass through from the center of flame column, current density is caused sharply to increase, charged particle in plasma body is under the effect in electromagnetic force, and attract each other and realize shrinking, final flame is compressed further again.High by the energy density of the plasma flame compressed, energy is more concentrated and is made that its temperature ramp-up rate is fast, temperature is also very high.
The type of the power supply that smelting furnace adopts has a lot, ratio can adopt high-voltage pulse power source, high-frequency alternating current etc., the power supply adopted in the present embodiment is three-phase alternating-current supply, but the type of the present invention to power supply does not limit, and specifically can choose all types of power supply according to the actual requirements.Preferably, three-phase alternating-current supply is provided with earth leakage protective device, to improve Electrical Safety, prevents the problems such as electricity wound.
The basalt treatment effect of smelting furnace, receives the impact of the distance between burner 104 and basalt.If burner 104 stretches into the blocking too much easily causing burner 104 in body of heater 101, the generation affecting plasma flame or the not high problem of the utilization ratio causing plasma flame.For the problems referred to above, front end is provided with flange, and the size of flange is greater than the size of firehole 103.Burner 104 can block by flange, thus prevents the front end of burner 104 from stretching into too much in body of heater 101.
Preferably, basalt plasma body smelting furnace also comprises grate 105, and grate 105 is provided with Height Adjustable stove arm 106, and stove arm 106 and burner 104 removably connect.The adjustment of the relative height between the burner 104 that the cooperation of grate 105 and stove arm 106 makes and body of heater 101 more accurately and meticulous, effectively can control plasma flame and contact with basaltic.Stove arm 106 and grate 105 and junction can design a screw, screw coupling arranges a screw rod, is carried out the motion of regulating stove arm 106 by the rotation of screw rod.When screw rod contacts with grate 105, under the effect of frictional force, screw rod blocks stove arm 106, and then fixing burner 104; When needing the height regulating burner 104, making screw rod away from grate 105, getting final product the motion of regulating stove arm 106, thus regulate the height of burner 104.Further, can arrange scale at grate 105, thus make the Bit andits control of stove arm 106 more accurate, user can grasp position accurately.By regulating the distance between burner 104 and basalt, the contact surface that can change between plasma flame and basalt connects, thus can regulate temperature, to carry out best fusing to basalt.
In addition, the flame shape of plasma flame can affect basaltic treatment effect to a certain extent.Plasma flame more concentrated being conducive to improves its utilization ratio.In the present embodiment, the shape of flame through hole 110 at front end place is taper, and pyramidal structure can play the effect of shrinking plasma flame, makes the length of flame shorter, can be more concentrated; On the other hand, shorter flame can make the space needed for flame less, thus is conducive to the volume reducing body of heater 101, by ground construction cost.The shape of flame through hole 110 at front end place can also be volution, thus can make flame high speed rotating, thus to flame internal contraction, compresses flame volume further, stronger to basaltic impact, is conducive to the basaltic magma promoting fusing.
In the present embodiment, as shown in Figure 3, burner 104 adopts cylindrical structural, can certainly adopt other structures, as the structure of polygon prism or tool taper.It should be noted, Fig. 5 to illustrate in basalt plasma body annexation between each structure, and wherein the dimension scale of each structure is not limited to shown in Fig. 5.
Basalt plasma body smelting furnace provided by the invention at least tool has the following advantages:
1. flame temperature is high, can regulate arbitrarily in 20000 degree, temperature precise control, can need to adjust to any temperature according to basaltic fusing, and guarantee basalt and wherein impurity melt completely, improves fused solution quality.
2. flame is through overdraft, and the shape of flame is more concentrated, and fully use the heat energy of flame, effectively improve energy utilization rate, effective rate of utilization can reach more than 95%.
3., because flame is concentrated, the main calcination basalt of flame, reduces flame to thermal shockings such as bodies of heater, thus reduces the requirement of refractory materials; In addition, the melting area of flame can also be reduced, thus make to control more accurately basaltic melting range.
4. the temperature due to flame is high, can accelerate burn-off rate, improves the production efficiency of basalt fibre.
5., because the length of flame is short, the volume of flame reduces, thus controls the volume of body of heater to a certain extent, reduces smelting furnace construction cost.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a basalt plasma body smelting furnace, it is characterized in that, comprise body of heater, roof brick, power supply and at least one burner, described burner comprises front-end and back-end, described burner is provided with flame through hole vertically, and described rear end is connected with described power electric, and described roof brick is arranged at the top of described body of heater, described roof brick is provided with at least one firehole, and described front end can be passed described firehole and stretch in described body of heater.
2. basalt plasma body smelting furnace according to claim 1, it is characterized in that, described basalt plasma body smelting furnace comprises multiple burner and multiple firehole, and the number of described burner is identical with the number of described firehole, and the width between centers of adjacent two described fireholes is 50-400mm.
3. basalt plasma body smelting furnace according to claim 1 and 2, it is characterized in that, described burner is provided with water storage cavity, and described rear end is provided with water-in and water outlet, and described water-in, described water outlet are all communicated with described water storage cavity.
4. basalt plasma body smelting furnace according to claim 3, is characterized in that, described basalt plasma body smelting furnace also comprises compressor and spray gun, and described compressor, described water-in are connected with described spray gun respectively.
5. basalt plasma body smelting furnace according to claim 4, is characterized in that, described power supply is three-phase alternating-current supply.
6. basalt plasma body smelting furnace according to claim 5, it is characterized in that, described three-phase alternating-current supply is provided with earth leakage protective device.
7. the basalt plasma body smelting furnace according to claim 1 or 6, it is characterized in that, described front end is provided with flange, and the size of described flange is greater than the size of described firehole.
8. the basalt plasma body smelting furnace according to claim 1 or 6, is characterized in that, described flame through hole is taper in the shape at described front end place.
9. basalt plasma body smelting furnace according to claim 8, is characterized in that, described basalt plasma body smelting furnace also comprises grate, and described grate is provided with Height Adjustable stove arm, and described stove arm and described burner removably connect.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213604.9A CN105565655A (en) | 2015-04-29 | 2015-04-29 | Plasma basalt-melting furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510213604.9A CN105565655A (en) | 2015-04-29 | 2015-04-29 | Plasma basalt-melting furnace |
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| CN105565655A true CN105565655A (en) | 2016-05-11 |
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| CN201510213604.9A Pending CN105565655A (en) | 2015-04-29 | 2015-04-29 | Plasma basalt-melting furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115636569A (en) * | 2022-10-21 | 2023-01-24 | 阿拉尔市枫蕴皓元环保科技发展有限公司 | Plasma cracking method for basalt molten slurry |
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| CN101394704A (en) * | 2007-09-20 | 2009-03-25 | Posco公司 | Plasma spray gun device and method for treating returning ore by plasma |
| CN203904435U (en) * | 2014-04-16 | 2014-10-29 | 长沙市普瑞赛思新材料科技有限公司 | Nozzle |
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| US4638488A (en) * | 1985-06-20 | 1987-01-20 | Daidotokushuko Kabushikikaisha | Fine grains producing apparatus |
| US5731564A (en) * | 1996-02-05 | 1998-03-24 | Mse, Inc. | Method of operating a centrifugal plasma arc furnace |
| CN2559949Y (en) * | 2002-06-25 | 2003-07-09 | 刘春阳 | Plasma ore-smelting furnace |
| CN101394704A (en) * | 2007-09-20 | 2009-03-25 | Posco公司 | Plasma spray gun device and method for treating returning ore by plasma |
| CN203904435U (en) * | 2014-04-16 | 2014-10-29 | 长沙市普瑞赛思新材料科技有限公司 | Nozzle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115636569A (en) * | 2022-10-21 | 2023-01-24 | 阿拉尔市枫蕴皓元环保科技发展有限公司 | Plasma cracking method for basalt molten slurry |
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Application publication date: 20160511 |