CN100408148C - Continuous firing furnace with treatment unit for exhausted gas - Google Patents
Continuous firing furnace with treatment unit for exhausted gas Download PDFInfo
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- CN100408148C CN100408148C CNB2004100338230A CN200410033823A CN100408148C CN 100408148 C CN100408148 C CN 100408148C CN B2004100338230 A CNB2004100338230 A CN B2004100338230A CN 200410033823 A CN200410033823 A CN 200410033823A CN 100408148 C CN100408148 C CN 100408148C
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- processing unit
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- heater
- volatile matter
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- 238000010304 firing Methods 0.000 title description 6
- 239000011230 binding agent Substances 0.000 claims abstract description 64
- 239000003054 catalyst Substances 0.000 claims abstract description 50
- 238000007599 discharging Methods 0.000 claims description 40
- 230000003647 oxidation Effects 0.000 claims description 30
- 238000007254 oxidation reaction Methods 0.000 claims description 30
- 238000000354 decomposition reaction Methods 0.000 claims description 27
- 230000000694 effects Effects 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 123
- 238000009413 insulation Methods 0.000 description 9
- 230000008676 import Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000009795 derivation Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- WTGQALLALWYDJH-WYHSTMEOSA-N scopolamine hydrobromide Chemical compound Br.C1([C@@H](CO)C(=O)OC2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 WTGQALLALWYDJH-WYHSTMEOSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
- F27B9/045—Furnaces with controlled atmosphere
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
- F27D17/002—Details of the installations, e.g. fume conduits or seals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
- F27D21/0014—Devices for monitoring temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0031—Regulation through control of the flow of the exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D2099/0085—Accessories
- F27D2099/0086—Filters, e.g. for molten metals
Abstract
Provided is a continuous kiln with a discharge gas treatment unit for exhausting by oxidizing-decomposing (burning) a binder volatile matter by a catalyst by wholly sucking atmospheric gas in a kiln body including the binder volatile matter generated from a baking object. This continuous kiln with the discharge gas treatment unit is constituted so that a tubular or slender box-shaped gas sucking member 3 for forming a large number of holes 3a or slits over the substantially total length for sucking the gas including the binder volatile matter generated from the baking object W, is arranged in the orthogonal direction to the carrying direction of the baking object W in an upper part in the kiln body 1, or arranged in the parallel direction to the carrying direction of the baking object W in a side part in the kiln body 1; and the discharge gas treatment unit 5 incorporated with a freely ventilable catalyst carrier 5a for carrying the catalyst for oxidizing-decomposing the binder volatile matter, is arranged in the middle of an exhaust pipe 4 derived outside the kiln body 1 from this gas sucking member 4.
Description
Technical field
The present invention relates to have and handle the continuous furnace that contains from the discharge air processing unit of the gas of being fired the binding agent volatile matter that produces the thing.
Background technology
To contain with the organic matter be that the quilt of the binding agent of main component is fired in the continuous furnace of thing firing, and volatilized binding agent at intensification zone line (zones about 300～400 ℃) the thing from firing.Because this binding agent brings bad influence to burning, so the gas that contains the binding agent volatile matter (gas medium in the stove) is discharged to outside the stove by gas exhaust piping., in gas exhaust piping when the temperature of discharging gas reduces, exist the binding agent volatile matter to solidify and the inwall attached to gas exhaust piping on, gas extraction system or factory's discharge duct of firing furnace brought the problem of bad influence.
In order to tackle such problem, taked insulation or thermal exhaust pipeline to prevent countermeasures such as solidifying of binding agent volatile matter, but this occasion, the troublesome maintenance of generation gas exhaust piping, and also the gas that is discharged from is harmful gas and the problem that produces stink.
Therefore, temperature is for being provided with steam vent on the furnace wall in zone more than or equal to the activity of such catalysts temperature of regulation in the stove of continuous furnace, tectosome by dress bearing catalyst in this steam vent, containing from the gas of being fired the binding agent volatile matter that produces the thing when steam vent is discharged, the binding agent volatile matter is burnt decompose by the catalyst of activate and discharge gas and the continuous furnace of its odorlessization is suggested (for example, with reference to TOHKEMY 2001-241862 communique (the 2nd page, the 1st figure)).
; as above-mentioned continuous furnace; steam vent is set in temperature on for the furnace wall in zone more than or equal to the activity of such catalysts temperature of regulation; the continuous furnace of the tectosome of bearing catalyst is housed in the portion within it; since be difficult to contain from the gas noresidue of the binding agent volatile matter of being fired deposits yields discharge from steam vent; so have the gas medium in the gaseous contamination stove that contains the binding agent volatile matter and make the quality variation of being fired thing; what also can fire the problem that the thing outlet gives out from the quilt of continuous furnace when condensing on the low-temperature surface in stove; in addition; as this continuous furnace; the continuous furnace that dress carries the tectosome of catalyst and the binding agent volatile matter is burnt in the steam vent on being arranged at the furnace wall also exists the fired state that can not hold and regulate the binding agent volatile matter to obtain the problem of high efficiency of combustion.
Summary of the invention
The objective of the invention is to, the continuous furnace of discharging air processing unit that has that can address the above problem is provided.
In order to achieve the above object, the continuous furnace of discharging air processing unit that has of the present invention, it is characterized in that, top in body of heater is provided with the gas suction member of tubulose or elongated case shape along the direction vertical with the throughput direction of being fired thing, or the sidepiece in body of heater is provided with the gas suction member of tubulose or elongated case shape along the direction parallel with the throughput direction of being fired thing, the gas of above-mentioned tubulose or elongated case shape suck member its roughly the scope of total length be formed for sucking many holes or the otch that contains from the gas of the binding agent volatile matter of being fired deposits yields, the blast pipe road of outside body of heater, deriving, the discharge air processing unit is set, the ventilation catalyst carrier body freely that carries the catalyst that is used for the above-mentioned binding agent volatile matter of oxidation Decomposition is housed in this discharge air processing unit from this gas suction member.
When the top in body of heater as this continuous furnace is formed for sucking and contains from many holes of the gas of being fired the binding agent volatile matter that produces the thing or during the gas suction member of the tubulose of otch or the case shape grown along being arranged on the scope of total length roughly with the vertical direction of the throughput direction of being fired thing or the sidepiece in body of heater along the direction parallel with the throughput direction of being fired thing, because the gas that contains in the body of heater of being fired the binding agent volatile matter that produces the thing is sucked by each hole or the otch noresidue ground that above-mentioned gas sucks member at wide region, so can not pollute in the stove and gas medium, the gas of not worrying containing the binding agent volatile matter is fired thing outlet bulk storage from the quilt of body of heater and is come out.And, when being sucked the gas that contains the binding agent volatile matter that member sucks by the catalyst carrier body on the discharge air processing unit in the interior way that is contained in gas exhaust piping by gas, the binding agent volatile matter of not worrying being contained in this discharges gas solidifies, stinks in the gas exhaust piping outside the room.
In continuous furnace of the present invention, preferably discharge gas be heated to be contained in the auxiliary heater more than or equal to the temperature of activity of such catalysts temperature discharge air processing unit than catalyst carrier body apart from the near position of gas introduction port side.When the such auxiliary heater of interior dress, even it is lower than the activity of such catalysts temperature to import to the temperature of the discharge gas of discharging air processing unit, because by be heated to temperature with auxiliary heater handle discharge gas more than or equal to activated temperature, can be positively with the binding agent volatile matter in catalyst oxidation decomposition (burning) the discharge gas of activate, and in the inadequate occasion of oxidation Decomposition, further improve the temperature of discharging gas and can decompose by accelerating oxidation with auxiliary heater.
In addition, be preferably in the continuous furnace of the present invention, discharging importing the near position of oral-lateral than catalyst carrier body apart from the air inlet body and being provided for controlling first temperature sensor of air processing unit by the temperature of the discharge gas of auxiliary heater heating, simultaneously discharge air processing unit be provided for monitoring processing apart from the near position of gas discharge outlet side than catalyst carrier body after second temperature sensor of temperature of discharge gas.When first temperature sensor and second temperature sensor are set like this, by the temperature of the discharge gas before the detected processing of first temperature sensor (temperature of the discharge gas before the processing of heat with auxiliary heater) with by the temperature of the discharge gas after the detected processing of second temperature sensor, can hold the state of the oxidation Decomposition processing (burning) of the binding agent volatile matter that is undertaken by catalyst by contrast.Promptly, if the temperature of the discharge gas after handling has risen than the temperature of the discharge gas before handling, can be judged as the oxidation Decomposition processing (burning) of being carried out the binding agent volatile matter by catalyst, both sides' temperature difference is big more, carries out oxidation Decomposition more expeditiously ardently.In addition, the temperature of the discharge gas after processing than the temperature of the discharge gas that heat with heater before handling low in, can be judged as less than the oxidation Decomposition of carrying out the binding agent volatile matter by catalyst and handle.Thereby, handle inadequate occasion being judged as the occasion that the oxidation Decomposition of not carrying out the binding agent volatile matter handles or being judged as, by improve the heating-up temperature of the discharge gas before handling with auxiliary heater, perhaps increase and decrease the amount that enters air from the air inlet port of discharging air processing unit as described later, can be really and the oxidation Decomposition of carrying out the binding agent volatile matter that undertaken by catalyst fully handle.
In addition, in continuous furnace of the present invention, be preferably in the ratio auxiliary heater of discharging air processing unit the air inlet port that can regulate flow is set apart from the near position of gas introduction port side, if such air inlet port is set, the oxidation Decomposition of binding agent volatile matter can be promoted by the air that enters from the outside, the efficient of oxidation Decomposition can be improved by the import volume of regulating air.
Have again, in continuous furnace of the present invention, be preferably in discharge air processing unit than catalyst carrier body apart from the near position inner fixed filter of auxiliary heater side, can prevent the obstruction of catalyst carrier body like this by filter.
Description of drawings
Fig. 1 is the diagrammatic, cross-sectional figure that has the continuous furnace of discharging air processing unit of an embodiment of the invention.
Fig. 2 is the diagrammatic, cross-sectional figure that has the continuous furnace of discharging air processing unit of another embodiment of the invention.
Fig. 3 is the side view of identical continuous furnace with this discharge air processing unit.
Fig. 4 is the diagrammatic, cross-sectional figure that has the continuous furnace of discharging air processing unit of another embodiment of the invention.
Fig. 5 is the side view of identical continuous furnace with this discharge air processing unit.
The specific embodiment
Embodiments of the present invention are described in detail in detail with reference to the accompanying drawings.
Fig. 1 is the expression diagrammatic, cross-sectional figure that has an embodiment of the continuous furnace of discharging air processing unit of the present invention.
This has the continuous furnace of discharging air processing unit, diapire 1a, the roof 1b that is made of the heat-barrier material of the tabular hard of the heavy wall that forms with the vacuum forming ceramic fibre, the body of heater 1 that left and right sides sidewall 1c, 1c form flat rectangular shape are by a plurality of electric heater 1d heating furnace bodies inside that is embedded in the roof 1b etc.
This body of heater 1 is formed longlyer on fore-and-aft direction (in Fig. 1 direction) vertical with paper, separates a plurality of conveyings that connect body of heater 1 along left and right directions of certain intervals ground configuration with rollers 2 on fore-and-aft direction.Each conveying is freely supported by bearing with the both ends revolution of roller 2, and the sprocket wheel 2a of roller one end and common driving are meshed with chain (not shown).Thereby when chain was used in the common driving of starting, each was carried with roller 2 and rotates with predetermined rotational speed simultaneously, and direction is carried with certain speed and fired thing W forwards, backwards.
On the top of the intensification zone line in being fired the thing W body of heater 1 that produces the binding agent volatile matter, along the direction vertical the left and right sides width of body of heater 1 is provided with tubulose with full width roughly gas suction member 3 with the throughput direction (fore-and-aft direction) of being fired thing W.This gas sucks member 3 and forms many hole 3a that contain the gas medium gas in the body of heater 1 of being fired the binding agent volatile matter that thing W produces that are used for sucking at two ends on by the roughly total length of the body of obturation.Also can be arranged on the gas that has formed the elongated case shape of otch described later in the scope of total length roughly on the top in the body of heater 1 sucks member 30 and replaces the gas of above-mentioned tubulose to suck member 3.
Suck at above-mentioned gas and to connect the roof 1b that connects body of heater 1 on the member 3 and to export to the gas exhaust piping 4 that branches into many (being 3) in Fig. 1 outside the body of heater 1.The nozzle 4a of effect was connected in the gas exhaust piping 4 of these branches was pooled on the gas exhaust piping back and utilizes mound, Fen, and 4a carries out exhaust by this nozzle.Also can be connected to gas exhaust piping 4 and carry out exhaust on the fan that exhaust uses and replace nozzle 4a.
In the way of this gas exhaust piping 4, be provided with and discharge air processing unit 5, from these gas exhaust piping 4 insulations of branch of body of heater 1 side of discharging air processing unit 5 beginnings with heater 4b and insulation with the dual covering of heat-barrier material 4c.Thereby, do not worry that the gas that contains the binding agent volatile matter temperature before importing above-mentioned processing unit 5 that sucks member 3 suctions from gas reduces and the binding agent volatile matter is solidified.These insulations by making above-mentioned processing unit 5 close bodies of heater 1 shorten the occasion of the distance of the gas exhaust piping 4 from body of heater 1 to above-mentioned processing unit 5, are unwanted with heater 4b and insulation heat-barrier material 4c.
Above-mentioned discharge air processing unit 5 is contained in the unit housings of hermetic seal in changing the ventilation that carries the catalyst that is used for oxidation Decomposition binding agent volatile matter catalyst carrier body 5a loading and unloading freely freely, dress is used for being heated to auxiliary heater 5b more than or equal to the temperature of activity of such catalysts temperature discharging gas in the gas introduction port side of this catalyst carrier body 5a, be provided for controlling the first temperature sensor 5c simultaneously by the temperature of the discharge gas of this auxiliary heater 5b heating, and, the second temperature sensor 5d of the temperature of the discharge gas after the gas discharge outlet side of catalyst carrier body 5a is provided for monitoring processing.And dress prevents catalyst carrier body 5a plugged sereen 5e in the loading and unloading of the auxiliary heater 5b of catalyst carrier body 5a side are changed freely, is provided with the air inlet port 5g of flow control valve 5f again in the gas introduction port side of auxiliary heater 5b.As catalyst carrier body 5a, preferably use on the supporting body of the pottery system of the big honeycombed structure of contact area or heating resisting metal system, to carry activated temperature and be in Pt, Pd, Ag in 200～350 ℃ the scope
2The catalyst carrier body of oxidation catalysts such as O.
In above such having in the continuous furnace of discharging air processing unit of constituting, the glass substrates that for example plasma scope of firing thing W as the quilt that contains the binding agent volatile matter is used etc. carry on setter, when it being positioned in heat on conveying one side body of heater 1 on carrying with roller 2 on one side, during intensification zone line in having arrived body of heater 1, produced the binding agent volatile matter the thing W from firing, but, do not emit from the outlet of this body of heater 1 so worry the dielectric gas that contains the binding agent volatile matter owing to contain the body of heater 1 interior dielectric gas (air) of this binding agent volatile matter is sucked member 3 by the gas of tubulose in very wide scope many holes 3a noresidue ground suction.
Suck the gas that contains the binding agent volatile matter that member 3 sucks by gas like this, do not deliver to discharge air processing unit 5 by gas exhaust piping 4 temperature with not descending, be heated to 〉=temperature of activity of such catalysts temperature by auxiliary heater 5b, preferably 〉=350 ℃, then, by filter 5e the time, the solid content in the gas etc. is discharged in removal, during again by catalyst carrier body 5a, by carrying out exhaust with nozzle 4a behind the binding agent volatile matter in oxidation catalyst oxidizes decomposition (burning) the discharge gas of activate.Thereby, can as in the past, not produce the phenomenon that the binding agent volatile matter of discharging in the gas solidifies, emits stink.Than the abundant high occasion of activity of such catalysts temperature, carry out the oxidation Decomposition processing with regard to leading to catalyst carrier 5a in the temperature of delivering to the discharge gas of discharging air processing unit 5 without auxiliary heater 5b heating.
When oxidation Decomposition is contained in the binding agent volatile matter of discharging in the gas as described above, by show with monitor etc. and contrast with the temperature of the discharge gas before the detected processing of the first temperature sensor 5c with the temperature of the discharge gas after the detected processing of the second temperature sensor 5d, the temperature that is confirmed to be the discharge gas after the processing is higher and positively carry out the oxidation Decomposition of binding agent volatile matter than the temperature of the discharge gas before handling, the little occasion of while temperature difference insufficient in oxidation Decomposition and both sides, preferably the heating-up temperature by improving auxiliary heater 5b or increase air import volume from air inlet port 5g with flow control valve 5f and wait and regulate promotes the oxidation Decomposition of binding agent volatile matter to make the treatment effeciency raising.
The continuous furnace of discharging air processing unit that has shown in Figure 1, the top of the intensification zone line in body of heater 1, the gas that only is provided with a tubulose on the direction vertical with the throughput direction of being fired thing W sucks member 3, but, can certainly a plurality of gases are set suck members 3 and more positively contain by open the compartment of terrain in the throughput direction sky on the top of intensification zone line from the suction of the dielectric gas of being fired the binding agent volatile matter that produces the thing W.
Fig. 2 is the diagrammatic, cross-sectional figure that has the continuous furnace of discharging air processing unit of another embodiment of the invention, and Fig. 3 is the side view of this continuous furnace.
This has the continuous furnace of discharging air processing unit, replace the gas of aforesaid tubulose to suck member 3, the gas that forms the elongated case shape of the inhalant otch 30a of gas (with reference to Fig. 3) on the almost total length below the top of the intensification zone line in body of heater 1 is arranged on along the direction vertical with the throughput direction of being fired thing W sucks member 30.And behind left and right sides sidewall 1c, the 1c of two ends with gas exhaust piping 4,4 perforation bodies of heater 1 of this gas suction member 30, derive to the outside, in these gas exhaust pipings 4,4 midway (near position) aforesaid discharge air processing unit 5,5 is set respectively from the derivation position that body of heater 1 comes out.Like this, because short to the distance of discharging air processing unit 5,5, so omitted the insulation that covers gas exhaust piping 4,4 with heater and insulation heat-barrier material from the derivation place of gas exhaust piping 4,4.
This has other formation of the continuous furnace of discharging air processing unit, since with aforesaid Fig. 1 to have the continuous furnace of discharging air processing unit identical, so in Fig. 2, Fig. 3,, omit its explanation to the identical identical Reference numeral of member mark.
Such embodiment have a continuous furnace of discharging air processing unit, also the gas suction member 30 noresidue ground suction in wide region by the elongated case shape that has formed otch 30a contains the dielectric gas of being fired the binding agent volatile matter that produces among the thing W, is sent to by gas exhaust piping 4,4 and discharges air processing unit 5,5.Then, by catalyst carrier body 5a, 5a the time, the oxidized decomposition of binding agent volatile matter (burning) is because processed discharge gas is discharged by nozzle 4a, 4a, therefore can remain combustion medium gas the state of cleaning, the binding agent volatile matter can not solidify, can not emit stink.And, the state of the oxidation Decomposition of binding agent volatile matter, can hold by contrasting with the effluent air temp after effluent air temp before the first temperature sensor 5c and the detected processing of the second temperature sensor 5d and the processing, in the inadequate occasion of oxidation Decomposition, heating-up temperature that can be by improving auxiliary heater 5b or increase from the air import volume of air inlet port 5g etc. is regulated, thereby accelerating oxidation decomposes, and improves treatment effeciency.
Fig. 4 is the diagrammatic, cross-sectional figure that has the continuous furnace of discharging air processing unit of another embodiment of the invention, and Fig. 5 is the side view of this continuous furnace.
This has the continuous furnace of discharging air processing unit, carry the quilt up and down that carries on 2 sections setters to fire thing W by carrying with roller 2, fire in the time of W, on at least one sidepiece of the intensification zone line in body of heater 1, the gas that aforesaid tubulose is set on the direction parallel with the throughput direction of being fired thing W sucks member 3, and from this gas suction member 3, derive to the outside behind the sidewall 1c of gas exhaust piping 4 perforation bodies of heater 1, aforesaid discharge air processing unit 5 is set in this gas exhaust piping 4 midway (near position) from the derivation position that body of heater 1 comes out.Gas sucks member 3 also can be a plurality of in the sidepiece upper and lower settings of body of heater 1, and in this occasion, the suction that contains the dielectric gas of binding agent volatile matter can become better.In addition, this continuous furnace is because short to the distance of discharging air processing unit 5 from the derivation position of gas exhaust piping 4, so omitted the insulation that covers gas exhaust piping 4 with heater and insulation heat-barrier material.
Since this have the continuous furnace of discharging air processing unit other formation and aforesaid Fig. 2, Fig. 3 to have the continuous furnace of discharging air processing unit identical, so in Fig. 4, Fig. 5, identical member is marked identical Reference numeral and omits its explanation.
Fire thing W as carrying and fire quilt up and down the continuous furnace of discharging air processing unit simultaneously having of present embodiment, the continuous furnace of W type, when the top in body of heater 1 is provided with gas suction member 3, suck with being difficult to noresidue and discharge to contain and fire thing W from quilt up and down, the gas medium gas of the binding agent volatile matter that produces among the W, but when the sidepiece of the intensification zone line in body of heater 1 as the continuous furnace of present embodiment is provided with the gas suction member 3 of tubulose along the direction parallel with the throughput direction of being fired thing W, contain from the dielectric gas of being fired the binding agent volatile matter that produces the thing W and do not fired thing W, W is inhaled into to noresidue in very wide scope with hindering, is sent to by gas exhaust piping 4 and discharges air processing unit 5.And the oxidized decomposition of binding agent volatile matter when by catalyst carrier body 5a, because the discharge gas after handling is discharged with nozzle 4a, so the binding agent volatile matter can not solidify, emit stink, and, the state of oxidation Decomposition, with aforesaid Fig. 1, Fig. 2, the continuous furnace of Fig. 3 is the same, can hold by contrasting with effluent air temp before the processing of the first temperature sensor 5c and the 2nd temperature sensor 5a detection and the effluent air temp after the processing, in the inadequate occasion of oxidation Decomposition, heating-up temperature by improving auxiliary heater 5b or increase the air import volume that enters from air inlet port 5g and wait accelerating oxidation to decompose improves treatment effeciency.
More than the continuous furnace of Shuo Ming embodiment is any all is gas to be sucked member be arranged on top or sidepiece in the body of heater, but according to occasion, also can suck member to gas and be arranged on two positions of top in the body of heater and sidepiece, can more positively suck the dielectric gas that contains the binding agent volatile matter.
The continuous furnace of discharging air processing unit that has of the present invention, because the gas that contains from being fired the binding agent volatile matter that produces the thing W is sucked the suction of member noresidue ground and is delivered to the discharge air processing unit by gas in very wide scope, when the catalyst carrier body by this unit, decompose (burning) binding agent volatile matter and carry out exhaust with catalyst oxidation, burn so can not pollute in the stove and in the dielectric gas of cleaning, can solve solidifying, produces stink, exporting problem such as distribute of binding agent volatile matter simultaneously from body of heater.And, discharging the continuous furnace of the air inlet port that is provided with auxiliary heater, first and second temperature sensor, adjustable throttle amount on the air processing unit etc., also obtained following effect simultaneously, can hold the state of the oxidation Decomposition of binding agent volatile matter, heating-up temperature by regulating auxiliary heater or from the air import volume of air inlet port, can promote the oxidation Decomposition of binding agent volatile matter, improve treatment effeciency.
Claims (6)
1. one kind has the continuous furnace of discharging air processing unit, it is characterized in that, top in body of heater is provided with the gas suction member of tubulose or elongated case shape along the direction vertical with the throughput direction of being fired thing, or the sidepiece in body of heater is provided with the gas suction member of tubulose or elongated case shape along the direction parallel with the throughput direction of being fired thing, the gas of above-mentioned tubulose or elongated case shape sucks member and roughly is formed for sucking many holes or the otch that contains from the gas of the binding agent volatile matter of being fired deposits yields in the length range at it, the blast pipe road of outside body of heater, deriving, the discharge air processing unit is set, the ventilation catalyst carrier body freely that carries the catalyst that is used for the above-mentioned binding agent volatile matter of oxidation Decomposition is housed in this discharge air processing unit from this gas suction member.
2. continuous furnace as claimed in claim 1, it is characterized in that dress is used for being heated to auxiliary heater more than or equal to the temperature of activity of such catalysts temperature discharging gas in discharging the position near apart from the gas introduction port side than catalyst carrier body of air processing unit.
3. continuous furnace as claimed in claim 2, it is characterized in that, be provided for controlling first temperature sensor of the temperature of the discharge gas that is heated by auxiliary heater what discharge air processing unit apart from the near position of gas introduction port side than catalyst carrier body, simultaneously discharge air processing unit be provided for monitoring processing apart from the near position of gas discharge outlet side than catalyst carrier body after second temperature sensor of temperature of discharge gas.
4. continuous furnace as claimed in claim 2 is characterized in that, at the ratio auxiliary heater of discharging air processing unit the air inlet port that can regulate flow is set apart from the near position of gas introduction port side.
5. continuous furnace as claimed in claim 3 is characterized in that, at the ratio auxiliary heater of discharging air processing unit the air inlet port that can regulate flow is set apart from the near position of gas introduction port side.
6. as each the described continuous furnace in the claim 2 to 5, it is characterized in that, discharge air processing unit than catalyst carrier body apart from the near position inner fixed filter of auxiliary heater side.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP109414/2003 | 2003-04-14 | ||
| JP2003109414A JP4010411B2 (en) | 2003-04-14 | 2003-04-14 | Continuous firing furnace with exhaust gas treatment unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1540271A CN1540271A (en) | 2004-10-27 |
| CN100408148C true CN100408148C (en) | 2008-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100338230A Expired - Fee Related CN100408148C (en) | 2003-04-14 | 2004-04-14 | Continuous firing furnace with treatment unit for exhausted gas |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4010411B2 (en) |
| KR (1) | KR100600504B1 (en) |
| CN (1) | CN100408148C (en) |
| TW (1) | TWI323332B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004206983A (en) * | 2002-12-25 | 2004-07-22 | Pioneer Electronic Corp | Manufacturing method of plasma display panel, and heat treatment device therefor |
| CN1979071B (en) * | 2005-12-09 | 2010-09-22 | 光洋热系统株式会社 | Continuously baking furnace |
| KR101308278B1 (en) * | 2005-12-15 | 2013-09-13 | 고요 써모시스템 주식회사 | Continuous burning furnace |
| JP2007212030A (en) * | 2006-02-08 | 2007-08-23 | Koyo Thermo System Kk | Heat treatment device |
| JP5107528B2 (en) * | 2006-04-24 | 2012-12-26 | 光洋サーモシステム株式会社 | Exhaust gas treatment unit |
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| KR100707730B1 (en) | 2007-01-29 | 2007-04-16 | (주)씨맥스 | Atmospheric plasma reactor of slot type |
| JP4589941B2 (en) * | 2007-05-29 | 2010-12-01 | エスペック株式会社 | Heat treatment equipment |
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| JP5070185B2 (en) * | 2008-10-31 | 2012-11-07 | 光洋サーモシステム株式会社 | Exhaust gas treatment equipment |
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| CN107328246A (en) * | 2017-08-14 | 2017-11-07 | 通威太阳能（安徽）有限公司 | A kind of cell piece sintering furnace air exhausting device and its sintering furnace |
| CN108398031B (en) * | 2018-01-30 | 2024-02-09 | 佛山高砂工业窑炉有限公司 | Parallel tail gas combustion treatment device for lithium battery material firing furnace |
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| JPH11159965A (en) * | 1997-11-27 | 1999-06-15 | Murata Mfg Co Ltd | Heat treatment furnace |
| JP2001147008A (en) * | 1999-09-09 | 2001-05-29 | Ngk Insulators Ltd | Method for treating binder elimination gas of baking furnace and baking furnace used therefor |
| JP2001241862A (en) * | 1999-12-20 | 2001-09-07 | Ngk Insulators Ltd | Kiln with deodorizing function |
| JP2002257314A (en) * | 2001-03-02 | 2002-09-11 | Ngk Insulators Ltd | Hot blast generator |
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- 2003-04-14 JP JP2003109414A patent/JP4010411B2/en not_active Expired - Fee Related
-
2004
- 2004-04-14 CN CNB2004100338230A patent/CN100408148C/en not_active Expired - Fee Related
- 2004-04-14 KR KR1020040025669A patent/KR100600504B1/en active IP Right Grant
- 2004-04-14 TW TW093110365A patent/TWI323332B/en not_active IP Right Cessation
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11159965A (en) * | 1997-11-27 | 1999-06-15 | Murata Mfg Co Ltd | Heat treatment furnace |
| JP2001147008A (en) * | 1999-09-09 | 2001-05-29 | Ngk Insulators Ltd | Method for treating binder elimination gas of baking furnace and baking furnace used therefor |
| JP2001241862A (en) * | 1999-12-20 | 2001-09-07 | Ngk Insulators Ltd | Kiln with deodorizing function |
| JP2002257314A (en) * | 2001-03-02 | 2002-09-11 | Ngk Insulators Ltd | Hot blast generator |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20040075793A (en) | 2004-08-30 |
| TW200506304A (en) | 2005-02-16 |
| JP2004316987A (en) | 2004-11-11 |
| KR100600504B1 (en) | 2006-07-13 |
| CN1540271A (en) | 2004-10-27 |
| TWI323332B (en) | 2010-04-11 |
| JP4010411B2 (en) | 2007-11-21 |
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