CN104003391B - A kind of totally-enclosed portable silicon carbide smelting stove - Google Patents
A kind of totally-enclosed portable silicon carbide smelting stove Download PDFInfo
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- CN104003391B CN104003391B CN201410255484.4A CN201410255484A CN104003391B CN 104003391 B CN104003391 B CN 104003391B CN 201410255484 A CN201410255484 A CN 201410255484A CN 104003391 B CN104003391 B CN 104003391B
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- silicon carbide
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Abstract
A kind of totally-enclosed portable silicon carbide smelting stove, it relates to a kind of silicon carbide smelting stove.There is poor operability to solve existing silicon carbide smelting stove in the present invention, cannot be used for suitability for industrialized production, or can only produce the silicon carbide products of single variety and the problem of poor safety performance.The outer upper ends of kiln body of the present invention is provided with multiple dog-house in advance, multiple automatic pressure relief device and electronic rapid aeration device, the inner sidewall upper portion of kiln body is provided with pressure transmitter, temperature sensor, oxygen level sensor, CO sensor and remote transmission instrument and camera, secondary feeding device and nitrogen pipeline are arranged on moveable main kiln body inner upper, sic smelting furnace is arranged in kiln body, effuser is arranged on two side lower parts in moveable main kiln body, effuser establishes cover plate, the below surrounding of kiln body is provided with sealed cistern, running gear is arranged on the outer side wall of the moveable main relative both sides of kiln body.The present invention is used for the smelting of silicon carbide.
Description
Technical field
The present invention relates to a kind of silicon carbide smelting stove, be specifically related to a kind of totally-enclosed portable silicon carbide smelting stove.
Background technology
Can produce a large amount of in silicon carbide smelting process is that master can right property gas with CO, traditional technology be body of heater surface light the method for being burnt, both air was polluted, waste again a large amount of energy, run in the opposite direction with national relevant policies, therefore reclaim the accompanying gas in silicon carbide smelting process and be used imperative, for a period of time, there is a lot of technical schemes, for the recovery of silicon carbide smelting accompanying gas, but mostly there is poor operability, suitability for industrialized production cannot be used for, or the silicon carbide products of single variety and the problem of poor safety performance can only be produced.
Summary of the invention
The object of the invention is to there is poor operability to solve existing silicon carbide smelting stove, cannot suitability for industrialized production be used for, or the silicon carbide products of single variety and the problem of poor safety performance can only be produced.And then a kind of totally-enclosed portable silicon carbide smelting stove is provided.
Technical scheme of the present invention is: a kind of totally-enclosed portable silicon carbide smelting stove, it comprises moveable main kiln body, wicket, sic smelting furnace, multiple automatic pressure relief device, secondary feeding device, nitrogen pipeline, electronic rapid aeration device, door opener, tight door gear, electrode, power distribution unit, kiln body locking gear, land wheel or road wheel, sealed cistern, cover plate, effuser, running gear, pressure transmitter, temperature sensor, oxygen level sensor, CO sensor and remote transmission instrument and camera
The both upper ends thereof of moveable main kiln body is provided with can be opened and completely with the wicket of tightness system, described wicket realizes opening completely by door opener, the below of described door opener is provided with tight door gear, the outer upper ends of moveable main kiln body is provided with multiple dog-house in advance, multiple automatic pressure relief device and electronic rapid aeration device, and multiple dog-house in advance, multiple automatic pressure relief device and electronic rapid aeration device are all communicated with the inside of moveable main kiln body
The inner sidewall upper portion of moveable main kiln body is provided with pressure transmitter, temperature sensor, oxygen level sensor, CO sensor and remote transmission instrument and camera, secondary feeding device and nitrogen pipeline are arranged on moveable main kiln body inner upper, sic smelting furnace is arranged in moveable main kiln body, effuser is arranged on two side lower parts in moveable main kiln body, electrode is arranged on the inside of moveable main kiln body and is connected with the power distribution unit with tightness system
Have to the both sides of moveable main kiln body the effuser being communicated with extraneous gas gathering system, the effuser outlet top in moveable main kiln body is provided with cover plate, and the below surrounding of described whole moveable main kiln body is provided with sealed cistern,
Both sides or the bottom of moveable main kiln body are provided with multiple land wheel for movable kiln body or road wheel, and running gear is arranged on the outer side wall of the moveable main relative both sides of kiln body, and moveable main kiln body is fixedly connected with ground by kiln body locking gear,
Automatic pressure relief device comprises cylindrical shell, piston type valve body, release of pressure sealing-ring protector, release of pressure sealing-ring, bearing pin, valve upper cover, upper limit cover and counter weight; outer side wall on piston type valve body is provided with multiple pressure-releasing hole; barrel jacket is contained on piston type valve body; upper limit is set between cylindrical shell and piston type valve body; the inside upper part of cylindrical shell have upper under be provided with release of pressure sealing-ring and release of pressure sealing-ring protector successively; valve upper cover is arranged on the upper end of piston type valve body, and counter weight is by being rotatably connected between bearing pin and valve upper cover.
The present invention compared with prior art has following effect:
1. sic smelting furnace is arranged in airtight kiln body by the present invention, and the gas of recovery is collected by effuser, and the gas after collection maybe can be made fuel as industrial chemicals and use, and not only effectively protects environment, but also has effectively saved the energy.
2. kiln body of the present invention can realize the movement of kiln body by land wheel or road wheel and running gear, because the present invention has moveable feature, therefore, after a stove position smelts, can be moved to next stove position and carry out sealing smelting again, a kiln, for many stoves, effectively reduces and builds cost.
3. the present invention can realize smelting black silicon carbide and green silicon carbide.Consider that processing requirement when two kinds of silicon carbide are produced is different, therefore the present invention has taken into account the annex interchangeableness (annex such as furnace wall, fire bars, furnace stay of sic smelting furnace is that therefore traditional attachments does not draw in figure) of two kinds of type of furnaces, therefore, it is possible to realize the smelting to black, green two kinds of different silicon carbide when designing body of heater.
4. structure of the present invention is simple, without high-altitude pipeline, all power distribution units and pipeline all enter in kiln from underground, therefore has no effect to the loading, unloading of other stove position and handling, and convenient production is workable, is particularly useful for suitability for industrialized production.
5 the present invention establish multiple automatic pressure relief device above kiln body, and when the spray stove furnace pressure that meets accident increases suddenly, automatic pressure relief device can be opened automatically, starts secondary feeding device simultaneously and feeds intake, push down eruption point.When kiln inner pressure revert to safety value, automatic pressure relief device can be closed automatically, and therefore safety performance is good.
Accompanying drawing explanation
Fig. 1 is front view of the present invention; Fig. 2 is the vertical view (arrow in figure represent be extended down to next stove position) of Fig. 1; Fig. 3 is the left view of Fig. 1 with land wheel; Fig. 4 is the left view of Fig. 1 with road wheel; Fig. 5 is that the present invention's six smelting furnaces use arrangement schematic diagram; Fig. 6 is the partial enlarged drawing of tight door gear; Fig. 7 is the partial enlarged drawing of door opener; Fig. 8 is the partial enlarged drawing of running gear; Fig. 9 is the partial enlarged drawing of automatic pressure relief device; Figure 10 is the partial enlarged drawing of electronic rapid aeration device; Figure 11 is the partial enlarged drawing of power distribution unit; Figure 12 is the partial enlarged drawing of kiln body locking gear.
Embodiment
Embodiment one: composition graphs 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11 and Figure 12 illustrates present embodiment, the totally-enclosed portable silicon carbide smelting stove of one of present embodiment comprises moveable main kiln body 1, wicket 2, sic smelting furnace 3, multiple automatic pressure relief device 4, secondary feeding device 6, nitrogen pipeline 7, electronic rapid aeration device 8, door opener 9, tight door gear 10, electrode 11, power distribution unit 12, kiln body locking gear 13, land wheel or road wheel 14, sealed cistern 15, cover plate 16, effuser 17, running gear 18, pressure transmitter 19, temperature sensor 20, oxygen level sensor 21, CO sensor 22 and remote transmission instrument and camera 23,
The both upper ends thereof of moveable main kiln body 1 is provided with can be opened and completely with the wicket 2 of tightness system, described wicket 2 realizes opening completely by door opener 9, the below of described door opener 9 is provided with tight door gear 10, the outer upper ends of moveable main kiln body 1 is provided with multiple dog-house in advance 5, multiple automatic pressure relief device 4 and electronic rapid aeration device 8, and multiple dog-house in advance 5, multiple automatic pressure relief device 4 and electronic rapid aeration device 8 are all communicated with the inside of moveable main kiln body 1
The inner sidewall upper portion of moveable main kiln body 1 is provided with pressure transmitter 19, temperature sensor 20, oxygen level sensor 21, CO sensor 22 and remote transmission instrument and camera 23, secondary feeding device 6 and nitrogen pipeline 7 are arranged on moveable main kiln body 1 inner upper, sic smelting furnace 3 is arranged in moveable main kiln body 1, effuser 17 is arranged on two side lower parts in moveable main kiln body 1, electrode 11 is arranged on the inside of moveable main kiln body 1 and is connected with the power distribution unit 12 with tightness system
Have to the both sides of moveable main kiln body 1 effuser 17 being communicated with extraneous gas gathering system, the effuser 17 in moveable main kiln body 1 exports top and is provided with cover plate 16, and the below surrounding of described whole moveable main kiln body 1 is provided with sealed cistern 15,
Both sides or the bottom of moveable main kiln body 1 are provided with multiple land wheel for movable kiln body or road wheel 14, running gear 18 is arranged on the outer side wall of the relative both sides of moveable main kiln body 1, moveable main kiln body 1 is fixedly connected with ground by kiln body locking gear 13
Automatic pressure relief device 4 comprises cylindrical shell 4-1, piston type valve body 4-2, release of pressure sealing-ring protector 4-4, release of pressure sealing-ring 4-5, bearing pin 4-6, valve upper cover 4-7, upper limit cover 4-8 and counter weight 4-9, outer side wall on piston type valve body 4-2 is provided with multiple pressure-releasing hole 4-3, cylindrical shell 4-1 is sleeved on piston type valve body 4-2, upper limit cover 4-8 is arranged between cylindrical shell 4-1 and piston type valve body 4-2, the inside upper part of cylindrical shell 4-1 have upper under be provided with release of pressure sealing-ring 4-5 and release of pressure sealing-ring protector 4-4 successively, valve upper cover 4-7 is arranged on the upper end of piston type valve body 4-2, counter weight 4-9 is by being rotatably connected between bearing pin 4-6 and valve upper cover 4-7.
The automatic pressure relief device 4 of present embodiment realizes release of pressure like this:
When kiln inner pressure is increased beyond permissible value fast because of spray stove reason, piston type valve body 4-2 can rise automatically, pressure-releasing hole 4-3 communicates with the external world release of pressure, it is larger that the higher pressure-releasing hole 4-3 of pressure opens, release of pressure is faster, and when pressure recovery is to safety value, piston type valve body 4-2 declines under gravity automatically, automatic pressure relief device 4 is closed, and realizes automatic release of pressure.
Present embodiment, by the weight of adjustment counter weight 4-9, can adjust the size of automatic opening pressure value and self-closing pressure value.
The valve upper cover 4-7 of present embodiment, be be pressed on piston type valve body 4-2 with bolt and flange by aluminium pool, the area of aluminium pool is equal to the internal diameter tunneling boring of piston type valve body 4-2, when gas in kiln meets accident explosion time, aluminium pool can pop release of pressure instantaneously, to ensure kiln safety.
There is accompanying gas retrieving arrangement to be communicated with the outer gas gathering system of kiln by kiln body inside, be transported to gas processing place and utilize.
Described kiln body two ends are provided with can open and completely with the wicket of tightness system, after closing wicket, by automatic tensioner by wicket and tightness system fastening, form totally enclosed smelting space.
The kiln body of present embodiment is removable, rail can be divided into move scheme and trackless moves scheme two kinds of forms, and two schemes all can establish self-moving device move or utilize towing mechanism to move.
The kiln body of present embodiment is all maybe can be equipped with tightness system in the place of opening with ft connection place.
The kiln body of present embodiment is inner, is provided with gas collector and is connected to underground gas recycling pipeline, or establish gas recovery mouth in the both sides of smelting furnace on kiln body, utilizes and can the hose connector of dismounting at any time be connected with the outer gas concentration unit of kiln.
Embodiment two: composition graphs 1 and Figure 10 illustrate present embodiment, the electronic rapid aeration device 8 of present embodiment comprises kettle body 8-1, ventilation blower fan 8-2, ventilation sealing-ring protector 8-3, ventilation sealing-ring 8-4, ventilation upper cover 8-5, linkage assembly 8-6 and pneumatic actuator 8-7, the inner sidewall upper portion of kettle body 8-1 is provided with and is provided with ventilation sealing-ring 8-4 and ventilation sealing-ring protector 8-3 from top to bottom successively, ventilation blower fan 8-2 is arranged in kettle body 8-1, ventilation upper cover 8-5 mounts cover on kettle body 8-1, pneumatic actuator 8-7 is connected with kettle body 8-1 by the linkage assembly 8-6 be arranged on ventilation upper cover 8-5.Setting like this, is convenient to the replacing realizing gas in kiln.Other composition is identical with embodiment one with annexation.
Electronic rapid aeration device 8 realizes ventilation like this: electronic rapid aeration device 8 uses for during kiln discharge, with nitrogen by below CO gas dilution to safety value in kiln time, before opening wicket 2, pneumatic actuator 8-7 will be first utilized to open ventilation upper cover 8-5, open ventilation blower fan 8-2, kiln outer air is entered in kiln fast, and circulates fast in kiln, prevent from kiln internal cause from drawing badly causing Local C O gas concentration too high and blast or the danger of detonation.
Embodiment three: composition graphs 1 and Fig. 7 illustrate present embodiment, the door opener 9 of present embodiment comprises two the first slide bar 9-1, two the first guide path 9-2, two the second slide bar 9-3, two the second guide path 9-4, screw rod 9-5, lifting assembly 9-6, lifting guidance set 9-7, support 9-9, enabling assembly 9-10 and Duo Gen support roller 9-8
Support 9-9 is inclined upwardly setting, and the angle between support 9-9 and horizontal plane is 15 °, many support roller 9-8 are disposed side by side on support 9-9, lifting guidance set 9-7 is arranged on the other end of support 9-9, wicket 2 is vertically located in lifting guidance set 9-7, lifting assembly 9-6 is arranged on the upper end of lifting guidance set 9-7, the output terminal of lifting assembly 9-6 is connected with one end of screw rod 9-5, the other end of screw rod 9-5 is connected with wicket 2, enabling assembly 9-10 is arranged on one end of support 9-9, enabling assembly 9-10 is connected with the upper end of lifting guidance set 9-7, two the second guide path 9-4 are separately positioned on the two ends of support 9-9, two the first guide path 9-2 are separately positioned on the both sides, lower end of support 9-9, two the first slide bar 9-1 are separately positioned on the two ends, bottom of wicket 2, two the second slide bar 9-3 are separately positioned on the both sides, lower end of lifting guidance set 9-7.Setting like this, is convenient to realize the enabling of kiln body and closes the door, flexible and convenient operation.Other composition is identical with embodiment one or two with annexation.
The door opener 9 of present embodiment realizes like this opening the door:
When A. opening the door, first start lifting assembly 9-6, lifting assembly 9-6 rotates forward and drives screw rod 9-5 to rotate, and makes wicket 2 vertical uplift under the drive of screw rod 9-5, two the first slide bar 9-1 enter in two the first guide path 9-2, until stop when two the first slide bar 9-1 arrive design attitude.
B. enabling assembly 9-10 is started, under the traction of wireline 9-10-4, wicket 2 is together with the control of lifting assembly 9-6 running orbit by two the second slide bar 9-3 and two the second guide path 9-4, rise along track and rotate simultaneously, until wicket 2 is fallen on support 9-9 completely, complete after all opening and stop.
C. at closing time, enabling assembly 9-10 reverses operation, and under gravity, wicket 2 starts decline and become plumbness gradually, after wicket 2 is completely upright, opens lifting assembly 9-6 until stop when wicket 2 drops to desired location.
Complete the automatic door opening of wicket 2 and close the door, flexible operation, fast, effectively decreasing the labour intensity of staff.
Embodiment four: composition graphs 1 and Fig. 7 illustrate present embodiment, the enabling assembly 9-10 of present embodiment comprises electric motor 9-10-1, wheel box 9-10-2, cylinder 9-10-3 and wireline 9-10-4, the output terminal of electric motor 9-10-1 is connected with wheel box 9-10-2, the output terminal of wheel box 9-10-2 is connected with cylinder 9-10-3, the one ends wound of wireline 9-10-4 is on cylinder 9-10-3, and the other end of wireline 9-10-4 is connected with the upper end of lifting guidance set 9-7.Setting like this, is convenient to open the door or carrying out smoothly of closing the door.Other composition and annexation and embodiment one, two or three identical.
Embodiment five: composition graphs 1 and Fig. 6 illustrate present embodiment, the tight door gear 10 of present embodiment comprises tight door wheel box 10-1, tight door motor 10-2, tight door pull bar 10-3, two bearing pin 10-4, tight door guide plate 10-6, tight gate stop 10-7 and tight door weather strip 10-8, tight door weather strip 10-8 is provided with between the sidewall of moveable main kiln body 1 and wicket 2, tight door wheel box 10-1 is fixedly installed on the outer side wall of moveable main kiln body 1, tight door motor 10-2 is connected with tight door wheel box 10-1, tight door pull bar 10-3 is vertically arranged on the upper end of tight door wheel box 10-1, the outer side wall that tight door guide plate 10-6 is fixedly installed on moveable main kiln body 1 is positioned at the top of tight door pull bar 10-3, one end of tight gate stop 10-7 is located on tight door pull bar 10-3 and tight door guide plate 10-6 by two bearing pin 10-4 respectively, the other end of tight gate stop 10-7 is pressed on wicket 2.Setting like this, is convenient to the firm compression of wicket and kiln body, ensures construction safety.Other composition and annexation and embodiment one, two, three or four identical.
The tight door gear 10 of present embodiment realizes tight door like this:
That tight door wheel box 10-1 is under the drive of tight door motor 10-2 under impaction state, tight door pull bar 10-3 is made to drive tight gate stop 10-7 to run downwards, ensure the compression of wicket and kiln body, in order to realize the sealing of wicket and kiln body, between wicket and kiln body, be provided with tight door weather strip 10-8, effectively ensure that the sealing effectiveness of wicket and kiln body.
Under releasing orientation, tight door wheel box 10-1 is under the drive of tight door motor 10-2, make tight door pull bar 10-3 drive tight gate stop 10-7 upwards to run, tight gate stop 10-7 and bearing pin 10-4, along tight door guide plate 10-6 to the external lateral movement of kiln, realizes unclamping wicket and kiln body.
Whole tight door and loose door simply, are easy to realize.
Embodiment six: composition graphs 1 and Figure 11 illustrate present embodiment, the power distribution unit 12 of present embodiment comprises tightness system built-in fitting 12-1, glue heap 12-2, compressing tablet 12-3, upper press cover and bolt 12-4, many groups copper bar or aluminium row 12-5, cooling water inlet pipe 12-6, fishbolt 12-7, cooling water outlet pipe 12-9, water cooler 12-10 and top connecting hose 12-11, many groups copper bar or aluminium row 12-5 are vertically arranged, many groups copper bar or aluminium row 12-5 are embedded in underground by tightness system built-in fitting 12-1, and will copper bar be organized or aluminium row 12-5 fixes by glue heap 12-2 and upper press cover and bolt 12-4 more, compressing tablet 12-3 is arranged on glue heap 12-2 and between upper press cover and bolt 12-4, water cooler 12-10 is fixed on the top of many group copper bars or aluminium row 12-5 by fishbolt 12-7, the two ends, left and right of water cooler 12-10 are respectively equipped with cooling water inlet pipe 12-6 and cooling water outlet pipe 12-9, the top of water cooler 12-10 is connected with top connecting hose 12-11, electrode 11 is arranged on water cooler 12-10.Setting like this, can ensure that the sealing of body of heater electrode introducing place, also the heat produced at electrode place in smelting process can be taken away by water coolant.Other composition and annexation and embodiment one, two, three, four or five identical.
This power distribution unit 12 is achieved in that
Fastening fishbolt 12-7 makes copper bar or aluminium row clamping electrode, ensures that conduction is good.Fit sealing device upper press cover bolt 12-4, under the effect of compressing tablet 12-3, compress glue heap 12-2, ensure good seal herein, air can not enter in kiln.Be connected with water-cooled tube (not drawing in figure) with rising pipe 12-9 by water inlet pipe 12-6, the heat water-band that is cooled produced at electrode place in smelting process is walked, and ensures that copper bar or aluminium row can not Yin Gaowen and bad or melt with electrode contact.
Embodiment seven: composition graphs 1-Fig. 4 and Figure 12 illustrates present embodiment, the kiln body locking gear 13 of present embodiment comprises lock bracket 13-1, lock(ing) bolt 13-2, locking butterfly spring 13-3 and locking embedded nut 13-4, lock bracket 13-1 is fixedly installed on the outer side wall bottom of moveable main kiln body 1, lock(ing) bolt 13-2 is located on lock bracket 13-1, the lower end of lock(ing) bolt 13-2 is screwed in and is embedded on the locking embedded nut 13-4 of underground, and locking butterfly spring 13-3 is sleeved between lock bracket 13-1 and lock(ing) bolt 13-2.Setting like this, locking firmly.Other composition and annexation and embodiment one, two, three, four, five or six identical.
Embodiment eight: composition graphs 1-Fig. 4 illustrates present embodiment, the secondary feeding device 6 of present embodiment comprises many group cast hopper 6-1, many groups cast hopper 6-1 is fixed on the inner sidewall upper portion of moveable main kiln body 1 in turn, often organize cast hopper 6-1 and include two flute profile hopper 6-1-1 and Duo Gen tie-beam 6-1-2, be fixedly connected with between two flute profile hopper 6-1-1, two flute profile hopper 6-1-1 are fixedly connected with by many tie-beam 6-1-2 with between the inner sidewall upper portion of moveable main kiln body 1.Setting like this, when spraying stove as met accident in smelting process, can start the secondary feeding device 6 being positioned at blow-off point, in order to suppress blow-off point, ensures production safety.Other composition is identical with embodiment one to seven with annexation.
Embodiment nine: composition graphs 8 illustrates present embodiment, the running gear 18 of present embodiment comprises organizes pusher more, many groups pusher is separately positioned on the both sides external of moveable main kiln body 1, often organize pusher and comprise two level telescopic oil cylinder 18-1 and two hinge 18-2, two level telescopic oil cylinder 18-1 are oppositely arranged, one end of each grade of telescopic oil cylinder 18-1 is all connected with the outside of moveable main kiln body 1 by a hinge 18-2, and the other end of each grade of telescopic oil cylinder 18-1 is all to being located in hole, the top 18-3 that ground digs.Setting like this, is convenient to the movement realizing kiln body.Other composition is identical with embodiment one to eight with annexation.
The kiln body occurred in this specification sheets is the abbreviation of moveable main kiln body 1.
Embodiment ten: composition graphs 1-Fig. 4 illustrates present embodiment, the moveable main kiln body 1 of present embodiment offers multiple high temperature resistant quartz window.Setting like this, glass port is fixed on kiln body by tightness system, installs the camera observing in kiln situation of smelting outside window.Other composition is identical with embodiment nine with annexation.
Principle of work of the present invention is:
1. first sic smelting furnace 3 is installed furnace charge by smelting technology requirement.
2. move moveable main kiln body 1 to smelting furnace position, close two ends wicket 2, and utilize tight door gear 10 wicket 2 and moveable main kiln body 1 to be sealed, and utilized by moveable main kiln body 1 kiln body locking gear 13 and ground to lock.
3. open dog-house 5 in advance to feed in raw material to secondary feeding device 6, will seal by dog-house 5 in advance after adding material, in smelting process, this mouth mustn't be opened.
4. fill water by water sealed tank 15, after checking stopping property no problem, utilize the nitrogen pipeline 7 of gas displacement furnace air to be displaced rear beginning power transmission and smelt.
5. produce size cases according to gas, gas gathering system can regulate automatically according to furnace pressure, ensures that furnace pressure is in stable negative pressure state all the time until smelt end.
6. when spraying stove as met accident in smelting process, the secondary feeding device 6 being positioned at blow-off point can be started, in order to suppress blow-off point, if when now kiln inner pressure increases to permissible value, automatic pressure relief device 4 can open release of pressure automatically, when pressure revert to safety value, automatic pressure relief device 4 can be closed, automatically with the smelting that ensures safety.Some smelting technologyes require secondary feed supplement, and secondary feeding device also can be used as this and uses.
7. after power transmission terminates, because reaction in furnace can not terminate at once, also have accompanying gas in for some time to continue to produce, therefore gas gathering system also will continue normal work, until naturally cooling more than 9 hours, when reaction in furnace stops substantially, to nitrogen injection in stove, when monitoring CO concentration drops to below safety value, electronic rapid aeration device can be opened, gas inside and outside kiln is circulated fast, prevents CO local accumulation in kiln and cause danger.
8. open both sides wicket, now kiln body can being moved on to the next one and install material smelting furnace position, shut two ends wicket, check stopping property, preparing for again smelting.
The present invention, as a complete smelting stove, is made up of 6 smelting furnaces, needs the moveable silicon carbide smelting stove of 2 cover to be used alternatingly, and content disclosed in this invention is wherein a set of moveable silicon carbide smelting stove.
Although the present invention discloses as above with preferred embodiment; but and be not used to limit of the present invention; those skilled in the art can also do other changes in spirit of the present invention; and be applied in the NM field of the present invention; certainly, these changes done according to the present invention's spirit all should be included in the present invention's scope required for protection.
Claims (10)
1. a totally-enclosed portable silicon carbide smelting stove, it is characterized in that: it comprises moveable main kiln body (1), wicket (2), sic smelting furnace (3), multiple automatic pressure relief device (4), secondary feeding device (6), nitrogen pipeline (7), electronic rapid aeration device (8), door opener (9), tight door gear (10), electrode (11), power distribution unit (12), kiln body locking gear (13), land wheel or road wheel (14), sealed cistern (15), cover plate (16), effuser (17), running gear (18), pressure transmitter (19), temperature sensor (20), oxygen level sensor (21), CO sensor (22) and remote transmission instrument and camera (23),
The both upper ends thereof of moveable main kiln body (1) is provided with can be opened and completely with the wicket (2) of tightness system, described wicket (2) realizes opening completely by door opener (9), the below of described door opener (9) is provided with tight door gear (10), the outer upper ends of moveable main kiln body (1) is provided with multiple dog-house in advance (5), multiple automatic pressure relief device (4) and electronic rapid aeration device (8), and multiple dog-house in advance (5), multiple automatic pressure relief device (4) and electronic rapid aeration device (8) are all communicated with the inside of moveable main kiln body (1),
The inner sidewall upper portion of moveable main kiln body (1) is provided with pressure transmitter (19), temperature sensor (20), oxygen level sensor (21), CO sensor (22) and remote transmission instrument and camera (23), secondary feeding device (6) and nitrogen pipeline (7) are arranged on moveable main kiln body (1) inner upper, sic smelting furnace (3) is arranged in moveable main kiln body (1), effuser (17) is arranged on two side lower parts in moveable main kiln body (1), electrode (11) is arranged on the inside of moveable main kiln body (1) and is connected with the power distribution unit (12) with tightness system,
Have to the both sides of moveable main kiln body (1) effuser (17) being communicated with extraneous gas gathering system, effuser (17) outlet top in moveable main kiln body (1) is provided with cover plate (16), the below surrounding of described whole moveable main kiln body (1) is provided with sealed cistern (15)
Both sides or the bottom of moveable main kiln body (1) are provided with multiple land wheel for movable kiln body or road wheel (14), running gear (18) is arranged on the outer side wall of the relative both sides of moveable main kiln body (1), moveable main kiln body (1) is fixedly connected with ground by kiln body locking gear (13)
Automatic pressure relief device (4) comprises cylindrical shell (4-1), piston type valve body (4-2), release of pressure sealing-ring protector (4-4), release of pressure sealing-ring (4-5), bearing pin (4-6), valve upper cover (4-7), upper limit cover (4-8) and counter weight (4-9), outer side wall on piston type valve body (4-2) is provided with multiple pressure-releasing hole (4-3), cylindrical shell (4-1) is sleeved on piston type valve body (4-2), upper limit cover (4-8) is arranged between cylindrical shell (4-1) and piston type valve body (4-2), the inside upper part of cylindrical shell (4-1) have upper under be provided with release of pressure sealing-ring (4-5) and release of pressure sealing-ring protector (4-4) successively, valve upper cover (4-7) is arranged on the upper end of piston type valve body (4-2), counter weight (4-9) is by being rotatably connected between bearing pin (4-6) and valve upper cover (4-7).
2. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 1, it is characterized in that: electronic rapid aeration device (8) comprises kettle body (8-1), ventilation blower fan (8-2), ventilation sealing-ring protector (8-3), ventilation sealing-ring (8-4), ventilation upper cover (8-5), linkage assembly (8-6) and pneumatic actuator (8-7), the inner sidewall upper portion of kettle body (8-1) is provided with and is provided with ventilation sealing-ring (8-4) and ventilation sealing-ring protector (8-3) from top to bottom successively, ventilation blower fan (8-2) is arranged in kettle body (8-1), ventilation upper cover (8-5) mounts cover on kettle body (8-1), pneumatic actuator (8-7) is connected with kettle body (8-1) by the linkage assembly (8-6) be arranged in ventilation upper cover (8-5).
3. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 2, it is characterized in that: door opener (9) comprises two the first slide bars (9-1), two the first guide paths (9-2), two the second slide bars (9-3), two the second guide paths (9-4), screw rod (9-5), lifting assembly (9-6), lifting guidance set (9-7), support (9-9), enabling assembly (9-10) and many support rollers (9-8)
Support (9-9) is inclined upwardly setting, and the angle between support (9-9) and horizontal plane is 15 °, many support rollers (9-8) are disposed side by side on support (9-9), lifting guidance set (9-7) is arranged on the other end of support (9-9), wicket (2) is vertically located in lifting guidance set (9-7), lifting assembly (9-6) is arranged on the upper end of lifting guidance set (9-7), the output terminal of lifting assembly (9-6) is connected with one end of screw rod (9-5), the other end of screw rod (9-5) is connected with wicket (2), enabling assembly (9-10) is arranged on one end of support (9-9), enabling assembly (9-10) is connected with the upper end of lifting guidance set (9-7), two the second guide paths (9-4) are separately positioned on the two ends of support (9-9), two the first guide paths (9-2) are separately positioned on the both sides, lower end of support (9-9), two the first slide bars (9-1) are separately positioned on the two ends, bottom of wicket (2), two the second slide bars (9-3) are separately positioned on the both sides, lower end of lifting guidance set (9-7).
4. according to claim 1, a kind of totally-enclosed portable silicon carbide smelting stove described in 2 or 3, it is characterized in that: enabling assembly (9-10) comprises electric motor (9-10-1), wheel box (9-10-2), cylinder (9-10-3) and wireline (9-10-4), the output terminal of electric motor (9-10-1) is connected with wheel box (9-10-2), the output terminal of wheel box (9-10-2) is connected with cylinder (9-10-3), the one ends wound of wireline (9-10-4) is on cylinder (9-10-3), the other end of wireline (9-10-4) is connected with the upper end of lifting guidance set (9-7).
5. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 4, it is characterized in that: tight door gear (10) comprises tight door wheel box (10-1), tight door motor (10-2), tight door pull bar (10-3), two bearing pins (10-4), tight door guide plate (10-6), tight gate stop (10-7) and tight door weather strip (10-8), tight door weather strip (10-8) is provided with between the sidewall of moveable main kiln body (1) and wicket (2), tight door wheel box (10-1) is fixedly installed on the outer side wall of moveable main kiln body (1), tight door motor (10-2) is connected with tight door wheel box (10-1), tight door pull bar (10-3) is vertically arranged on the upper end of tight door wheel box (10-1), the outer side wall that tight door guide plate (10-6) is fixedly installed on moveable main kiln body (1) is positioned at the top of tight door pull bar (10-3), one end of tight gate stop (10-7) is located on tight door pull bar (10-3) and tight door guide plate (10-6) by two bearing pins (10-4) respectively, the other end of tight gate stop (10-7) is pressed on wicket (2).
6. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 5, it is characterized in that: power distribution unit (12) comprises tightness system built-in fitting (12-1), Jiao Dui (12-2), compressing tablet (12-3), upper press cover and bolt (12-4), many groups copper bar or aluminium row (12-5), cooling water inlet pipe (12-6), fishbolt (12-7), cooling water outlet pipe (12-9), water cooler (12-10) and top connecting hose (12-11), many groups copper bar or aluminium row (12-5) are vertically arranged, many groups copper bar or aluminium row (12-5) are embedded in underground by tightness system built-in fitting (12-1), and copper bar will be organized by Jiao Dui (12-2) and upper press cover and bolt (12-4) or aluminium row (12-5) is fixing more, compressing tablet (12-3) is arranged between Jiao Dui (12-2) and upper press cover and bolt (12-4), water cooler (12-10) is fixed on the top of many group copper bars or aluminium row (12-5) by fishbolt (12-7), the two ends, left and right of water cooler (12-10) are respectively equipped with cooling water inlet pipe (12-6) and cooling water outlet pipe (12-9), the top of water cooler (12-10) is connected with top connecting hose (12-11), electrode (11) is arranged on water cooler (12-10).
7. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 6, it is characterized in that: kiln body locking gear (13) comprises lock bracket (13-1), lock(ing) bolt (13-2), locking butterfly spring (13-3) and locking embedded nut (13-4), lock bracket (13-1) is fixedly installed on the outer side wall bottom of moveable main kiln body (1), lock(ing) bolt (13-2) is located in lock bracket (13-1), the lower end of lock(ing) bolt (13-2) is screwed in and is embedded on the locking embedded nut (13-4) of underground, locking butterfly spring (13-3) is sleeved between lock bracket (13-1) and lock(ing) bolt (13-2).
8. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 7, it is characterized in that: secondary feeding device (6) comprises organizes cast hopper (6-1) more, organize the inner sidewall upper portion that cast hopper (6-1) is fixed on moveable main kiln body (1) in turn more, often organize cast hopper (6-1) and include two flute profile hoppers (6-1-1) and many tie-beams (6-1-2), be fixedly connected with between two flute profile hoppers (6-1-1), be fixedly connected with by many tie-beams (6-1-2) between two flute profile hoppers (6-1-1) and the inner sidewall upper portion of moveable main kiln body (1).
9. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 8, it is characterized in that: running gear (18) comprises organizes pusher more, many groups pusher is separately positioned on the both sides external of moveable main kiln body (1), often organize pusher and comprise two level telescopic oil cylinders (18-1) and two hinges (18-2), two level telescopic oil cylinders (18-1) are oppositely arranged, one end of each grade of telescopic oil cylinder (18-1) is all connected by the outside of a hinge (18-2) with moveable main kiln body (1), the other end of each grade of telescopic oil cylinder (18-1) is all to being located in hole, the top (18-3) that ground digs.
10. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 1,2,3,5,6,7,8 or 9, is characterized in that: moveable main kiln body (1) offers multiple high temperature resistant quartz window.
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| US10088398B2 (en) | 2015-02-11 | 2018-10-02 | Emd Millipore Corporation | Stirred cell and method of using same |
| USD804653S1 (en) | 2015-06-12 | 2017-12-05 | Emd Millipore Corporation | Pressure vessel |
| CN106955886A (en) * | 2017-04-28 | 2017-07-18 | 河南易成新能源股份有限公司 | Prevent that graphite cathode material graphitization flue gas from spraying the method for stove |
| CN114659361B (en) * | 2022-04-16 | 2023-10-13 | 湖北华窑中盟窑炉设备有限公司 | Improved kiln with calcination observation mechanism |
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