CN203855416U - Totally-closed movable silicon carbide smelting furnace kiln - Google Patents
Totally-closed movable silicon carbide smelting furnace kiln Download PDFInfo
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- CN203855416U CN203855416U CN201420306955.5U CN201420306955U CN203855416U CN 203855416 U CN203855416 U CN 203855416U CN 201420306955 U CN201420306955 U CN 201420306955U CN 203855416 U CN203855416 U CN 203855416U
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Abstract
A totally-closed movable silicon carbide smelting furnace kiln relates to a silicon carbide smelting furnace kiln and aims to solve the problem that the conventional silicon carbide smelting furnace kiln has poor operability and bad safety performance, and cannot be used for industrial production or can only be used for producing one kind of silicon carbide products. A plurality of primary feed openings, a plurality of automatic pressure relief devices and an electric fast ventilation device are arranged at the external upper end of a kiln body; a pressure sensor, a temperature sensor, an oxygen content sensor, CO sensor, a remote meter and a camera are arranged at the upper part of the inner side wall of the kiln body; a secondary feeding device and a nitrogen pipeline are arranged at the internal upper part of the movable main kiln body; silicon carbide smelting furnaces are arranged in the kiln body; gas collecting pipes are arranged at the lower parts on two sides in the movable main kiln body; cover plates are arranged on the gas-collecting pipes; a sealing flume is arranged on the lower periphery of the kiln body; moving devices are arranged on the outer side walls on two opposite sides of the movable main kiln body. The totally-closed movable silicon carbide smelting furnace kiln is used for smelting of silicon carbide.
Description
Technical field
The utility model relates to a kind of silicon carbide smelting stove, is specifically related to a kind of totally-enclosed portable silicon carbide smelting stove.
Background technology
In silicon carbide smelting process, can produce a large amount of taking CO as master right property gas, what traditional technology was used is to light the method for being burnt on body of heater surface, both polluted air, 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, 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.
Utility model content
The purpose of this utility model is to have poor operability in order to solve existing silicon carbide smelting stove, 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.And then provide one totally-enclosed portable silicon carbide smelting stove.
The technical solution of the utility model is: a kind of totally-enclosed portable silicon carbide smelting stove, it comprises movably main kiln body, wicket, sic smelting furnace, multiple automatic pressure relief device, secondary feeding device, nitrogen pipeline, electronic quick air interchanger, 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
Movably the both upper ends thereof of main kiln body is provided with and can opens completely and with the wicket of tightness system, described wicket is realized completely and being opened by door opener, the below of described door opener is provided with tight door gear, movably the outer upper ends of main kiln body is provided with multiple dog-houses in advance, multiple automatic pressure relief device and electronic quick air interchanger, and multiple dog-houses in advance, multiple automatic pressure relief device and electronic quick air interchanger all with the internal communication of main kiln body movably
Movably the inner side-wall top of 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 movably main kiln body inner and upper, sic smelting furnace is arranged on movably in main kiln body, effuser is arranged on two side lower parts in main kiln body movably, electrode is arranged on the inside of main kiln body movably and is connected with the power distribution unit with tightness system
Movably have to the both sides of main kiln body the effuser that is communicated with extraneous gas gathering system, movably the outlet of the effuser in main kiln body top is provided with cover plate, and the below surrounding of described whole movably main kiln body is provided with sealed cistern,
Movably the both sides of main kiln body or bottom are provided with multiple land wheels for movable kiln body or road wheel, and running gear is arranged on the outer side wall of relative both sides of main kiln body movably, and movably 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 releases of pressure 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 successively release of pressure sealing-ring and release of pressure sealing-ring protector; 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 utility model compared with prior art has following effect:
1. the utility model is arranged on sic smelting furnace in airtight kiln body; the gas reclaiming is collected by effuser; gas after collection can maybe can be made fuel as industrial chemicals and use, and has not only effectively protected environment, but also has effectively saved the energy.
2. kiln body of the present utility model can be realized the movement of kiln body by land wheel or road wheel and running gear, owing to the utlity model has movably feature, therefore, after a stove position smelts, can be moved to next stove position and seal again smelting, one kiln, for many stoves, effectively reduces and builds cost.
3. the utility model can be realized black silicon carbide and green silicon carbide are smelted.Consider processing requirement difference when two kinds of silicon carbide are produced, therefore the utility model has been taken into account annex interchangeableness annexes such as (be that therefore traditional attachments does not draw in figure) furnace wall of sic smelting furnace, fire bars, furnace stays of two kinds of type of furnaces when body of heater in design, therefore can realize the smelting to black, green two kinds of different silicon carbide.
The utility model simple in structure, without high-altitude pipeline, all power distribution units and pipeline all enter in kiln from underground, therefore the loading, unloading to other stove position and handling have no effect, convenient production is workable, is particularly useful for suitability for industrialized production.
5 the utility model are established multiple automatic pressure relief devices above kiln body, and in the time that 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, and pushes down eruption point.In the time that kiln inner pressure revert to safety value, automatic pressure relief device can be closed automatically, and therefore safety performance is good.
Brief description of the drawings
Fig. 1 is front view of the present utility model; Fig. 2 is the vertical view (arrow in figure represents to 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 six smelting furnaces of the utility model use the schematic diagram of arranging; 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 quick air interchanger; 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: in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11 and Figure 12 illustrate present embodiment, the totally-enclosed portable silicon carbide smelting stove of one of present embodiment comprises movably main kiln body 1, wicket 2, sic smelting furnace 3, multiple automatic pressure relief devices 4, secondary feeding device 6, nitrogen pipeline 7, electronic quick air interchanger 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,
Movably the both upper ends thereof of main kiln body 1 is provided with and can opens completely and with the wicket 2 of tightness system, described wicket 2 is realized completely and being opened by door opener 9, the below of described door opener 9 is provided with tight door gear 10, movably the outer upper ends of main kiln body 1 is provided with multiple dog-houses in advance 5, multiple automatic pressure relief device 4 and electronic quick air interchanger 8, and multiple dog-houses in advance 5, multiple automatic pressure relief device 4 and electronic quick air interchanger 8 all with the internal communication of main kiln body 1 movably
Movably the inner side-wall top of 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 movably main kiln body 1 inner and upper, sic smelting furnace 3 is arranged on movably in main kiln body 1, effuser 17 is arranged on two side lower parts in main kiln body 1 movably, electrode 11 is arranged on the inside of main kiln body 1 movably and is connected with the power distribution unit 12 with tightness system
Movably have to the both sides of main kiln body 1 effuser 17 that is communicated with extraneous gas gathering system, movably the effuser 17 outlet tops in main kiln body 1 are provided with cover plate 16, and the below surrounding of described whole movably main kiln body 1 is provided with sealed cistern 15,
Movably the both sides of main kiln body 1 or bottom are provided with multiple land wheels for movable kiln body or road wheel 14, running gear 18 is arranged on the outer side wall of main kiln body 1 relative both sides movably, movably 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 releases of pressure 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 successively release of pressure sealing-ring 4-5 and release of pressure sealing-ring protector 4-4, 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 is to realize like this release of pressure:
In the time that kiln inner pressure exceedes permissible value because of spray stove reason fast rise, piston-type valve body 4-2 meeting automatic-ascending, the release of pressure hole 4-3 release of pressure that communicates with the external world, it is larger that the higher release of pressure of pressure hole 4-3 opens, release of pressure is faster, and in the time that pressure recovery arrives safety value, piston-type valve body 4-2 automatically declines under action of gravity, automatic pressure relief device 4 is closed, and realizes automatic release of pressure.
Present embodiment, by adjusting the weight of counter weight 4-9, can be adjusted the size of automatic opening pressure value and self-closing pressure value.
The valve upper cover 4-7 of present embodiment, be with bolt and flange, aluminium pool to be pressed on piston-type valve body 4-2, the area of aluminium pool is equal to the full section of internal diameter of piston-type valve body 4-2, when the explosion time that meets accident of gas in kiln, the aluminium pool release of pressure that can moment pop, 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 utilization.
Described kiln body two ends are provided with can be opened completely and with the wicket of tightness system, close after wicket, by fastening to wicket and tightness system, forms totally enclosed smelting space by automatic tensioner.
The kiln body of present embodiment is removable, can be divided into that rail moves scheme and trackless moves two kinds of forms of scheme, and two schemes all can be established self-moving device and moves or utilize towing mechanism to move.
All and the outside connectivity part of the kiln body of present embodiment maybe can be equipped with tightness system in the place of opening.
The kiln body inside of present embodiment, is provided with gas collector in the both sides of smelting furnace and is connected to underground gas recycling pipeline, or establish gas recovery mouth on kiln body, and the hose connector of utilization dismounting is at any time connected with the outer gas concentration unit of kiln.
Embodiment two: present embodiment is described in conjunction with Fig. 1 and Figure 10, the electronic quick air interchanger 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 side-wall top of kettle body 8-1 is provided with and is provided with successively ventilation sealing-ring 8-4 and ventilation sealing-ring protector 8-3 from top to bottom, 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 being arranged on ventilation upper cover 8-5.So arrange, be convenient to realize the replacing of gas in kiln.Other composition and annexation are identical with embodiment one.
Electronic quick air interchanger 8 is to realize like this ventilation: electronic quick air interchanger 8 uses during for kiln discharge, with nitrogen by CO gas dilution in kiln to below safety value time, open before wicket 2, to first utilize pneumatic actuator 8-7 to open ventilation upper cover 8-5, open ventilation blower fan 8-2, kiln outer air is entered in kiln fast, and circulation fast in kiln, prevent from that kiln internal cause from drawing badly to cause Local C O gas concentration too high and blast or the danger of detonation.
Embodiment three: present embodiment is described in conjunction with Fig. 1 and Fig. 7, 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, assembly 9-10 and Duo Gen support roller 9-8 open the door
The support 9-9 setting that is inclined upwardly, and the angle between support 9-9 and horizontal plane is 15 °, many support roller 9-8 are arranged 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, the assembly 9-10 that opens the door is arranged on one end of support 9-9, the assembly 9-10 that opens the door 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.So arrange, be convenient to realize opening the door and closing the door, flexible and convenient operation of kiln body.Other composition and annexation are identical with embodiment one or two.
The door opener 9 of present embodiment is realized and being opened the door like this:
A. while opening the door, first start lifting assembly 9-6, lifting assembly 9-6 forward 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, stop until two the first slide bar 9-1 arrive when design attitude.
B. start the assembly 9-10 that opens the door, under the traction of wireline 9-10-4, wicket 2 is subject to the control of two the second slide bar 9-3 and two the second guide path 9-4 together with lifting assembly 9-6 running orbit, rise and rotate simultaneously along track, until that wicket 2 is fallen support 9-9 is completely upper, stop after completing whole unlatchings.
C. at closing time, the assembly 9-10 that the opens the door operation of reversing, under action of gravity, wicket 2 starts to decline and become gradually plumbness, after wicket 2 is completely upright, opens lifting assembly 9-6 until wicket 2 stops while dropping to desired location.
Complete the automatic door opening of wicket 2 and close the door, flexible operation, fast, has effectively reduced staff's labour intensity.
Embodiment four: present embodiment is described in conjunction with Fig. 1 and Fig. 7, the assembly 9-10 that opens the door 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, it is upper that one end of wireline 9-10-4 is wrapped in 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.So arrange, what be convenient to open the door or close the door carries out smoothly.Other composition and annexation are identical with embodiment one, two or three.
Embodiment five: present embodiment is described in conjunction with Fig. 1 and Fig. 6, 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, movably between the sidewall of main kiln body 1 and wicket 2, be provided with tight door weather strip 10-8, tight door wheel box 10-1 is fixedly installed on the outer side wall of main kiln body 1 movably, 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, tight door guide plate 10-6 is fixedly installed on the outer side wall of main kiln body 1 movably and is positioned at the top of tight door pull bar 10-3, one end of tight gate stop 10-7 is located in respectively on tight door pull bar 10-3 and tight door guide plate 10-6 by two bearing pin 10-4, the other end of tight gate stop 10-7 is pressed on wicket 2.So arrange, be convenient to the firm compression of wicket and kiln body, ensure construction safety.Other composition and annexation are identical with embodiment one, two, three or four.
The tight door gear 10 of present embodiment is to realize so tight door:
Under impaction state, be that 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 to move 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 ensured 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 move, tight gate stop 10-7 and bearing pin 10-4, along tight door guide plate 10-6 to the external lateral movement of kiln, realize unclamping wicket and kiln body.
Whole tight door and loose door are simple, are easy to realize.
Embodiment six: present embodiment is described in conjunction with Fig. 1 and Figure 11, 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 group copper bars 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 group copper bars or aluminium row 12-5 vertically arrange, many group copper bars or aluminium row 12-5 are embedded in underground by tightness system built-in fitting 12-1, and pile 12-2 and upper press cover and bolt 12-4 by glue and will organize copper bar or aluminium row 12-5 more and fix, compressing tablet 12-3 is arranged between glue heap 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.So arrange, can ensure the sealing of body of heater electrode introducing place, also the heat producing at electrode place in smelting process can be taken away by water coolant.Other composition and annexation are identical with embodiment one, two, three, four or five.
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 compresses glue heap 12-2 under the effect of compressing tablet 12-3, ensures good seal herein, and air can not enter in kiln.Water inlet pipe 12-6 and rising pipe 12-9 are connected with water-cooled tube (not drawing in figure), and the heat producing at electrode place in the smelting process water that is cooled is taken away, and ensures that copper bar or aluminium row can Yin Gaowen and bad or melt with electrode contact.
Embodiment seven: present embodiment is described in conjunction with Fig. 1-Fig. 4 and Figure 12, 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 movably outer side wall bottom of 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 in underground locking embedded nut 13-4 above, and locking butterfly spring 13-3 is sleeved between lock bracket 13-1 and lock(ing) bolt 13-2.So arrange, locking firmly.Other composition and annexation are identical with embodiment one, two, three, four, five or six.
Embodiment eight: present embodiment is described in conjunction with Fig. 1-Fig. 4, the secondary feeding device 6 of present embodiment comprises many group cast hopper 6-1, many group cast hopper 6-1 are fixed on the movably inner side-wall top of main kiln body 1 in turn, every group of cast hopper 6-1 includes two flute profile hopper 6-1-1 and Duo Gen tie-beam 6-1-2, between two flute profile hopper 6-1-1, be fixedly connected with, between the inner side-wall top of two flute profile hopper 6-1-1 and main kiln body 1 movably, be fixedly connected with by many tie-beam 6-1-2.So arrange, in smelting process as while meeting accident spray stove, the secondary feeding device 6 that is positioned at blow-off point can be started, in order to suppress blow-off point, ensure production safety.Other composition and annexation are identical with embodiment one to seven.
Embodiment nine: present embodiment is described in conjunction with Fig. 8, the running gear 18 of present embodiment comprises many group pushers, many group pushers are separately positioned on the movably both sides external of main kiln body 1, every group of pusher comprises 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 main kiln body 1 movably by a hinge 18-2, and the other end of each grade of telescopic oil cylinder 18-1 is all in being located at hole, the top 18-3 that ground digs.So arrange, be convenient to realize the movement of kiln body.Other composition and annexation are identical with embodiment one to eight.
The kiln body occurring in this specification sheets is the abbreviation of main kiln body 1 movably.
Embodiment ten: in conjunction with Fig. 1-Fig. 4, present embodiment is described, offers multiple high temperature resistant quartz windows on the movably main kiln body 1 of present embodiment.So arrange, glass port is fixed on kiln body by tightness system, installs to observe the camera of smelting situation in kiln outside window.Other composition and annexation are identical with embodiment nine.
Principle of work of the present utility model is:
1. first sic smelting furnace 3 is installed to furnace charge by smelting technology requirement.
2. move movably main kiln body 1 and, to smelting furnace position, close two ends wicket 2, and utilize tight door gear 10 that wicket 2 and main kiln body 1 are movably sealed, and movably main kiln body 1 utilizes kiln body locking gear 13 and ground locking.
3. open in advance dog-house 5 reinforced to secondary feeding device 6, add after material dog-house 5 in advance and seal, in smelting process, this mouthful mustn't be opened.
4. will in water sealed tank 15, fill water, check after stopping property no problem, utilize the nitrogen pipeline 7 of gas displacement that furnace air is displaced to rear beginning power transmission smelting.
5. according to γ-ray emission size cases, gas gathering system can regulate automatically according to furnace pressure, ensure furnace pressure all the time in stable negative pressure state until smelt finish.
6. in smelting process as while meeting accident spray stove, the secondary feeding device 6 that is 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 be opened 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 use.
7. after power transmission finishes, because reaction in furnace can not finish at once, in for some time, also have accompanying gas and continue to produce, therefore gas gathering system also will continue normal work, until naturally cooling is more than 9 hours, when reaction in furnace stops substantially, can be to nitrogen injection in stove, when monitoring CO concentration drops to below safety value, open electronic quick air interchanger, the inside and outside gas of kiln is circulated fast, prevent CO local accumulation in kiln and cause danger.
8. open both sides wicket, now kiln body can be moved on to the next one and install material smelting furnace position, shut two ends wicket, check stopping property, for again smelting and prepare.
The utility model, as a complete smelting stove, is made up of 6 smelting furnaces, needs 2 to overlap movably silicon carbide smelting stove and be used alternatingly, and content disclosed in the utility model is a set of movably silicon carbide smelting stove wherein.
Although the utility model discloses as above with preferred embodiment; but not of the present utility model in order to limit; those skilled in the art can also do other variations in the utility model spirit; and be applied in the NM field of the utility model; certainly, these variations of doing according to the utility model spirit all should be included in the utility model scope required for protection.
Claims (10)
1. a totally-enclosed portable silicon carbide smelting stove, it is characterized in that: it comprises movably main kiln body (1), wicket (2), sic smelting furnace (3), multiple automatic pressure relief devices (4), secondary feeding device (6), nitrogen pipeline (7), electronic quick air interchanger (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),
Movably the both upper ends thereof of main kiln body (1) is provided with and can opens completely and with the wicket (2) of tightness system, described wicket (2) is realized and being opened completely by door opener (9), the below of described door opener (9) is provided with tight door gear (10), movably the outer upper ends of main kiln body (1) is provided with multiple dog-houses in advance (5), multiple automatic pressure relief devices (4) and electronic quick air interchanger (8), and multiple dog-houses in advance (5), multiple automatic pressure relief devices (4) and electronic quick air interchanger (8) all with the internal communication of main kiln body (1) movably,
Movably the inner side-wall top of 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 movably main kiln body (1) inner and upper, sic smelting furnace (3) is arranged on movably in main kiln body (1), effuser (17) is arranged on movably two interior side lower parts of main kiln body (1), electrode (11) is arranged on the inside of main kiln body (1) movably and is connected with the power distribution unit (12) with tightness system,
Movably have to the both sides of main kiln body (1) effuser (17) that is communicated with extraneous gas gathering system, movably the outlet of the effuser (17) in main kiln body (1) top is provided with cover plate (16), the described whole movably below surrounding of main kiln body (1) is provided with sealed cistern (15)
Movably the both sides of main kiln body (1) or bottom are provided with multiple land wheels for movable kiln body or road wheel (14), running gear (18) is arranged on main kiln body (1) movably relatively on the outer side wall of both sides, movably 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 releases of pressure 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 successively release of pressure sealing-ring (4-5) and release of pressure sealing-ring protector (4-4), 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 quick air interchanger (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 side-wall top of kettle body (8-1) is provided with and is provided with successively ventilation sealing-ring (8-4) and ventilation sealing-ring protector (8-3) from top to bottom, 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) being arranged on 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), the assembly that opens the door (9-10) and many support rollers (9-8)
Support (9-9) setting that is inclined upwardly, and the angle between support (9-9) and horizontal plane is 15 °, many support rollers (9-8) are arranged 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), the assembly (9-10) that opens the door is arranged on one end of support (9-9), the assembly (9-10) that opens the door 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: the assembly that opens the door (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), one end of wireline (9-10-4) is wrapped 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), movably between the sidewall of main kiln body (1) and wicket (2), be provided with tight door weather strip (10-8), tight door wheel box (10-1) is fixedly installed on the outer side wall of main kiln body (1) movably, 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), tight door guide plate (10-6) is fixedly installed on the outer side wall of main kiln body (1) movably and is positioned at the top of tight door pull bar (10-3), one end of tight gate stop (10-7) is located in respectively on tight door pull bar (10-3) and tight door guide plate (10-6) by two bearing pins (10-4), 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 group copper bars 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 group copper bars or aluminium row (12-5) vertically arrange, many group copper bars or aluminium row (12-5) are embedded in underground by tightness system built-in fitting (12-1), and will organize copper bar or aluminium row (12-5) is fixing by Jiao Dui (12-2) and upper press cover and bolt (12-4) 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 many group copper bars or aluminium row's (12-5) top 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 movably outer side wall bottom of 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 underground locking embedded nut (13-4), 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 many group cast hoppers (6-1), many group cast hoppers (6-1) are fixed on the movably inner side-wall top of main kiln body (1) in turn, every group of cast hopper (6-1) includes two flute profile hoppers (6-1-1) and many tie-beams (6-1-2), between two flute profile hoppers (6-1-1), be fixedly connected with, between the inner side-wall top of two flute profile hoppers (6-1-1) and main kiln body (1) movably, be fixedly connected with by many tie-beams (6-1-2).
9. a kind of totally-enclosed portable silicon carbide smelting stove according to claim 8, it is characterized in that: running gear (18) comprises many group pushers, many group pushers are separately positioned on the movably both sides external of main kiln body (1), every group of pusher comprises 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 with the outside of main kiln body (1) movably by a hinge (18-2), the other end of each grade of telescopic oil cylinder (18-1) is all in being located at the hole, top (18-3) that ground digs.
10. according to a kind of totally-enclosed portable silicon carbide smelting stove described in claim 1,2,3,5,6,7,8 or 9, it is characterized in that: movably on main kiln body (1), offer multiple high temperature resistant quartz windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420306955.5U CN203855416U (en) | 2014-06-10 | 2014-06-10 | Totally-closed movable silicon carbide smelting furnace kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420306955.5U CN203855416U (en) | 2014-06-10 | 2014-06-10 | Totally-closed movable silicon carbide smelting furnace kiln |
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| Publication Number | Publication Date |
|---|---|
| CN203855416U true CN203855416U (en) | 2014-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420306955.5U Withdrawn - After Issue CN203855416U (en) | 2014-06-10 | 2014-06-10 | Totally-closed movable silicon carbide smelting furnace kiln |
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| Country | Link |
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| CN (1) | CN203855416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003391A (en) * | 2014-06-10 | 2014-08-27 | 鸡东宝鑫碳化硅有限公司 | Totally-closed mobile silicon carbide smelting furnace |
-
2014
- 2014-06-10 CN CN201420306955.5U patent/CN203855416U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003391A (en) * | 2014-06-10 | 2014-08-27 | 鸡东宝鑫碳化硅有限公司 | Totally-closed mobile silicon carbide smelting furnace |
| CN104003391B (en) * | 2014-06-10 | 2016-01-27 | 鸡东宝鑫碳化硅有限公司 | A kind of totally-enclosed portable silicon carbide smelting stove |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141001 Effective date of abandoning: 20160127 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |