CN103087728B - Continuous coking device of coal pyrolysis furnace - Google Patents

Abstract

The invention discloses a continuous coking device of a coal pyrolysis furnace. The device comprises a furnace body, a coal pyrolysis and carbonization device, a coke modifying device and a coke dry quenching device, wherein the coal pyrolysis and carbonization device, the coke modifying device and the coke dry quenching device are integrally formed on the furnace body from top to bottom; the coal pyrolysis and carbonization device is used for pyrolyzing and carbonizing the coal as fired; the coke modifying device is used for modifying the coke which is obtained after pyrolysis and carbonization and directly falls into the coke modifying device; and the coke dry quenching device 7 is used for dry quenching the coke which has been subjected to modification and directly falls into the coke dry quenching device. The continuous coking device is characterized in that the coal pyrolysis and carbonization, modification and dry quenching processes are integrated in the same coal heat furnace body, so that carbonization, modification and dry quenching can be continuously achieved, the production efficiency is improved and the equipment becomes simple.

Description

A kind of continuous coking apapratus of coal heat decomposition stove

Technical field

The present invention relates to a kind of coking device, particularly a kind of continuous coking apapratus of coal heat decomposition stove.

Background technology

Coal heat decomposition stove in the market (pit kiln) mostly adopts intermittent type coking, enter stove coal proportioning, dewater, enter coal, preheating, charing, burnt upgrading, dry each processing step such as put out is relatively independent, can not produce continuously, production efficiency is low; In addition, the raw gas producing in pyrolysis of coal process is containing a lot of useful compositions, as H ₂s, HCH etc. sour gas, NH ₃the organism such as alkaline gas, tar class, benzene class, naphthalene class, washing oil class, do not have the complete complete technique that raw gas derivation, reclaiming clean are used.

This impel the inventor to explore to create a set of complete Continuous coking and to raw gas derive, the reclaiming clean complete technique of recycle in addition.

Summary of the invention

The invention provides a kind of continuous coking apapratus of coal heat decomposition stove, this coking device can conspire to create an integral body by the charing of coal, burnt upgrading, the dry technique such as put out, and realizes Continuous coking, has improved coking efficiency, has reduced coking cost.

Realizing the technical scheme that above-mentioned purpose takes is:

A continuous coking apapratus for coal heat decomposition stove, comprises body of heater, pyrolysis of coal carbonizing apparatus, burnt modifying apparatus, dry coke quenching auxiliary, described pyrolysis of coal carbonizing apparatus and burnt modifying apparatus and dry coke quenching auxiliary are integrally formed from top to bottom on body of heater, described pyrolysis of coal carbonizing apparatus is arranged on body of heater middle part, mainly comprises that coking chamber, outer gas-operated thermal bath facility, interior burning heater, quirk bow form, coking chamber is positioned at quirk bow top and forms an annulus by the inside and outside ringwall of fire-resistant thermally conductive material, being centered around coking chamber exterior wall ring periphery is outer gas-operated thermal bath facility, wherein main one group of above identical first combustion heater of structure of outer gas-operated thermal bath facility and the second combustion heater and gas reversing system form, in coking chamber, in ringwall ring, be interior burning heater, the 3rd combustion heater that the main one group of above structure of interior burning heater is identical and the 4th combustion heater and quenching waste gas heater form, described burnt modifying apparatus is arranged in body of heater furnace chamber and is positioned on quirk bow, burnt upgrading chamber is formed at the bottom that comprises coking chamber, the main internal-quirk bottom of interior burning heater, the secondary internal-quirk of hypomere, the center ring circummure of interior burning heater becomes the bottom of the high temperature combustible exhaust gas admission passage of centre channel, ringwall bottom, center is provided with and connects high temperature combustible exhaust gas admission passage and main internal-quirk, the combustible exhaust gas of the secondary internal-quirk of hypomere enters hole, the described dry device that puts out arranges pyrolysis of coal furnace chamber meta in coking chamber, burnt modifying apparatus, interior burning heater and quirk bow below, comprise high temperature coke quencher, low temperature coke quencher, quenching bridge bow, quenching exhaust gas fan, described high temperature coke quencher is arranged on the below of quirk bow, and the top of high temperature coke quencher communicates with high temperature combustible exhaust gas passage, described quenching bridge bow is arranged on and between high temperature coke quencher and low temperature coke quencher, comprises bridge bow, wind assembling set, the dry circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., the dry pipe that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., more than at least one Qiao Gongyi high temperature coke quencher and low temperature coke quencher axle center are partitioned at an angle spoke shape and arrange in the dry circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., bridge bow middle part forms wind assembling set, wind assembling set be one straight through up big and down small inversed taper platform shape chamber, the top of wind assembling set is provided with semisphere blast cap, and the lower openings of wind assembling set is towards low temperature coke quencher, the dry pipe that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is arranged in bridge bow, and wind assembling set is led in the dry pipe one end that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and the other end leads to the dry circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and the dry circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is connected by blast pipe and quenching exhaust gas fan, the bottom opening place of described low temperature coke quencher is provided with the valve that discharges of the coke.

Preferably, the first combustion heater of described outer gas-operated thermal bath facility comprises the first combustion chamber, the first coal gas enters arm and the first regenerative heat exchanger, the first combustion chamber becomes the gas-fired quirk of relative closure, the first coal gas enters arm and leads to the first bottom, combustion chamber, the first regenerative heat exchanger comprises the first accumulation of heat chamber, the first heat storage, the first air enters arm and first and burns waste gas exhaust outlet, the first accumulation of heat chamber is arranged in body of heater exterior wall, the first heat storage arranges in the first accumulation of heat chamber, the first bottom, combustion chamber is led in the first one end, accumulation of heat chamber, the other end is connected to respectively the first air and enters arm and the first combustion exhaust exhaust outlet, the second described combustion heater comprises that the second combustion chamber, the second coal gas enter arm and the second regenerative heat exchanger, the second coal gas enters arm and leads to the second bottom, combustion chamber, the second regenerative heat exchanger comprises that the second accumulation of heat chamber, the second heat storage, the second air enter arm and second and burn waste gas exhaust outlet, the second accumulation of heat chamber is also arranged in body of heater exterior wall, the second heat storage arranges in the second accumulation of heat chamber, the second bottom, combustion chamber is led in the second one end, accumulation of heat chamber, and the other end is connected to respectively the second air and enters arm and the second combustion exhaust exhaust outlet, between the first described combustion chamber and the second combustion chamber, be provided with combustion chamber through hole, described gas reversing system comprises dish, lower wall, rotation reversing motor, air blower, gas fan, exhaust gas fan, described lower wall is connected to respectively an air supervisor and the first air is in charge of, the second air is in charge of, coal gas supervisor and the first gas manifold, the second gas manifold, combustion exhaust supervisor and the second combustion exhaust is in charge of, the first combustion exhaust is in charge of, wherein, the second combustion exhaust is in charge of with the first combustion exhaust and is in charge of with the first air and is in charge of and is in charge of with the second air and the setting of the first gas manifold and the second gas manifold is just exchanged, described upper dish rotates and is fitted in lower wall top, and upper dish respectively correspondence is provided with air pipe connecting, coal gas pipe connecting, combustion exhaust pipe connecting, and described rotation reversing motor and upper dish are in transmission connection, dish reciprocating rotation on lower wall in drive, wherein, the first described air is in charge of and is entered arm with the first air and connect, and meanwhile, the first described gas manifold and the first coal gas enter arm and connects, and now simultaneously, the first described combustion exhaust is in charge of with the first combustion exhaust exhaust outlet and is connected, in like manner, the second air is in charge of and is entered arm with the second air and connect, and meanwhile, the second coal gas bustle pipe enters arm by the second gas manifold and the second coal gas and connects, and meanwhile, the second burning gas is in charge of with the second combustion exhaust exhaust outlet and is connected.

Preferably exist, the quenching waste gas heater of described interior burning heater comprises that internal-quirk, air mend pipe, blowdown pipe, secondary air compensating pipe, tonifying Qi circuit, center ringwall, internal-quirk partition wall, centre channel, described internal-quirk mainly by ringwall in coking chamber be positioned at coking chamber ringwall Nei center ringwall internal-quirk partition wall together with at least and be divided at least one group of above main internal-quirk, secondary internal-quirk arranged side by side, shutoff dividing plate, lower shutoff dividing plate are set in described secondary internal-quirk, secondary internal-quirk is divided into upper, middle and lower segment, be the secondary internal-quirk of epimere, the secondary internal-quirk in stage casing, the secondary internal-quirk of hypomere, on the described secondary internal-quirk of epimere and the quirk partition wall between main internal-quirk, be provided with waste gas and gang up hole, hot waste gas exhaust channel is offered at the secondary internal-quirk of epimere and main internal-quirk top, on the described secondary internal-quirk of hypomere and the quirk partition wall between main internal-quirk, quirk is set and gangs up hole, described center ring circummure becomes centre channel, in centre channel, with the concordant place of upper shutoff dividing plate, one channel partition is set, centre channel is separated into, lower two portions, be that formation buffer zone is divided on top, formation high temperature combustible exhaust gas admission passage is divided in bottom, the waste gas that ringwall top, center is provided with perforation buffer zone and main internal-quirk and the secondary internal-quirk of epimere enters hole, the combustible exhaust gas that ringwall bottom, center is provided with perforation high temperature combustible exhaust gas admission passage and main internal-quirk and the secondary internal-quirk of hypomere enters hole, described tonifying Qi circuit is arranged on body of heater exterior wall, described air is mended pipe and tonifying Qi circuit UNICOM, a described blowdown pipe, secondary air compensating pipe and tonifying Qi circuit UNICOM, below the bar bow bending from quirk, through extending upwardly to, leading, quirk partition wall between secondary internal-quirk is inner, the outlet of a blowdown pipe is positioned at below lower shutoff dividing plate, lead to respectively the secondary internal-quirk of main internal-quirk and hypomere, main internal-quirk is led in the secondary air compensating outlet of secondary air compensating pipe, the secondary internal-quirk in described stage casing forms the independent gas combustion chamber of relative closure, the secondary internal-quirk in a upper stage casing connects into relevant one group to the secondary internal-quirk in next stage casing of next-door neighbour by chamber passage, chamber passage below upper shutoff dividing plate and from pass in a main internal-quirk between next stage casing pair internal-quirk of the secondary internal-quirk in stage casing and next-door neighbour, the 3rd described combustion heater comprises the 3rd combustion chamber, the 3rd air enters arm, the 3rd coal gas enters arm, the 3rd accumulation of heat chamber, the 3rd heat storage, the 3rd air enters arm and the 3rd combustion exhaust exhaust outlet, the 3rd described combustion chamber is the secondary internal-quirk in stage casing, the 3rd described coal gas enters arm and through extending upward through quirk partition wall inside, leads to the 3rd combustion chamber from the bar bow below of quirk bow, it is the secondary internal-quirk in stage casing, the 3rd accumulation of heat chamber is arranged on the body of heater of bar bow below, the 3rd heat storage is placed in the 3rd accumulation of heat chamber, the 3rd one end, accumulation of heat chamber is led to three combustion chamber bottom from the below of the bar bow of quirk bow through extending upward through quirk partition wall inside by extending passage, the 3rd accumulation of heat chamber the other end is connected to respectively the 3rd air and enters arm and the 3rd combustion exhaust exhaust outlet, in like manner, the 4th burning heater structure is identical with the 3rd burner, and wherein the 4th combustion chamber is connected and formed associated one group by chamber passage with the 3rd combustion chamber.

Preferably, described outer gas-operated thermal bath facility is mainly divided into the heating of upper, middle and lower segment formula, and every section has many group identical the first combustion heaters of structure and the second combustion heater to form.

The feature of Continuous coking of the present invention be by pyrolysis of coal charing, upgrading, the dry process integration that puts out in the hot body of heater of same coal, make charing, upgrading, dry putting out be able to continuous realization, overcome the discontinuous production efficiency of existing intermittent type coking technology technique low, how required the assorted plant area of equipment be large, the problem that human cost is high.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.

Fig. 1 is F-F place enlarged view in Figure 15;

Fig. 2 is x-x place sectional view in Fig. 1;

Fig. 3 is gas reverser schematic diagram of the present invention;

Fig. 4 is gas reverser upper lower burrs schematic diagram of the present invention;

Fig. 5 is c-c place schematic cross-section in Figure 14;

Fig. 5-1st, gas reverser of the present invention and combustion heater pipe network connection diagram;

Fig. 6 is z-z place schematic cross-section in Figure 11;

Fig. 7 is w-w place schematic cross-section in Figure 11;

Fig. 8 is y-y place schematic cross-section in Figure 11;

Fig. 9 is burnt modifying apparatus schematic diagram of the present invention (u-u place sectional view in Figure 11);

Figure 10 is the quirk bow schematic diagram (t-t place sectional view in Figure 11) of coal heat decomposition stove of the present invention;

Figure 11 is pyrolysis of coal carbonizing apparatus schematic diagram of the present invention;

Figure 12 is dry coke quenching auxiliary schematic diagram of the present invention (H-H enlarged view in Figure 15);

The quenching bridge bow schematic diagram of Figure 13 dry coke quenching auxiliary of the present invention;

Figure 14 is the electrical connection schematic diagram at industry control of the present invention center;

Figure 15 be the present invention coal heat decomposition stove in composition schematic diagram.

Embodiment

The specific embodiment of the continuous coking apapratus of a kind of coal heat decomposition stove of the present invention is mainly introduced in detail in following whole the 4th part.

First part enters stove coal proportioning and preparation

As select 5 kinds of different coals, they are respectively that bottle coal, rich coal, coking coal, 1/3rd coking coal, lean coal first mix the fragmentation of then sieving, until reaching 5mm, crushed particles is formed into below stove coal, certainly coal heat decomposition stove of the present invention to other proportioning and granular size to enter stove coal applicable equally, do not form the required restriction that enters stove coal dust of coal heat decomposition stove of the present invention.

The second part enters stove coal dewatering

By entering stove coal dewatering device, to what enter this coal heat decomposition stove, enter dewatering of stove coal in advance, play energy-saving and cost-reducing effect.

Third part enters stove coal and enters coal, preheating, adjusting, cooling

Entering stove coal and generally can be down to normal temperature through temperature after carrying after dehydration, temperature may be lower, so need to carry out preheating, adjusting, cooling before entering coking chamber to entering stove coal.

First segment enters stove coal and enters coal and enter device for coal and be used for entering stove coal after input dehydration

Second section enters the top that stove coal preheating primary heater unit is arranged at into the below of device for coal and is positioned at coal heat decomposition stove.Primary heater unit enters stove coal with preheating to what reduce through temperature after carrying.

The enter stove coal of the 3rd joint after preheating regulates and into stove coal surge bunker, is arranged on upper of furnace body and is positioned at primary heater unit bottom, enters stove coal surge bunker and is used for regulating in the coking chamber of coal heat decomposition stove and adds the amount of injecting stove coal.

The 4th part enters stove pyrolysis of coal (charing heating, burnt upgrading, dry coke quenching)

First segment enters stove pyrolysis of coal charing heating

As shown in figure 15, pyrolysis of coal carbonizing apparatus 6 is arranged on body of heater 91 middle parts, mainly comprises that coking chamber 61, outer gas-operated thermal bath facility 64, interior burning heater 67, quirk bow 65 form, as shown in Figure 2: coking chamber 61 is by fire-resistant thermally conductive material, outer ring wall 612, 611 form an annulus, being centered around coking chamber exterior wall 611 ring peripheries is outer gas-operated thermal bath facility 64, wherein outer gas-operated thermal bath facility 64 is mainly some groups of identical the first combustion heaters 62 of (9 groups of this examples) structure, the second combustion heater 60 and gas reversing system 66 form, in addition, as shown in figure 15: because coking chamber 61 is highly higher, wherein outer gas-operated thermal bath facility 64 is mainly divided into, in, lower Three-section type heating, every section has 9 groups of identical first combustion heaters 62 of structure, the second combustion heater 60 forms.

As shown in Figure 6: in coking chamber, in ringwall 612 rings, be interior burning heater 67, interior burning heater 67 is mainly by some groups of the 3rd combustion heater 68, the 4th combustion heater 69 and the quenching waste gas heaters 63 that (3 groups of this examples) structure is identical.

As shown in Figure 1, the first described combustion heater 62 mainly comprises that the first combustion chamber 621, the first coal gas enter arm 622 and the first regenerative heat exchanger 624.

As shown in Figure 2, body of heater 91 exterior walls that the first combustion chamber 621 is made by refractory materials and fire-resistant thermally conductive material are made the gas-fired quirk that coking chamber outer ring wall 611 and outer quirk partition wall 625 surround a relative closure, as shown in Figure 1, the first coal gas enters arm 622 and leads in the first combustion chamber 621 through body of heater 91 exterior walls.

As shown in Fig. 1,12: the first regenerative heat exchanger 624 comprises that the first accumulation of heat chamber 626, the first heat storage 623, the first air enter arm 627 and the first combustion exhaust exhaust outlet 628; The first accumulation of heat chamber 626 is arranged in body of heater 91 exterior walls, the first heat storage 623 arranges in the first accumulation of heat chamber 626,621 bottoms, the first combustion chamber are led in the first 626 one end, accumulation of heat chamber, and the other end is connected to respectively the first air and enters arm 627 and the first combustion exhaust exhaust outlet 628.

As shown in Figure 2: at the first air, enter and between arm 627 and the first accumulation of heat chamber 626, be provided with the first one-way air valve 629, the first one-way air valves 629 and allow air to enter pipe the 627 and first accumulation of heat chamber 626 from the first air to flow into the first combustion chambers 621; Between the first combustion exhaust exhaust outlet 628 and the first accumulation of heat chamber 626, be provided with the first unidirectional waste gas valve 620, the first unidirectional waste gas valve 620 allows the gas-fired waste gas first accumulation of heat chamber 626 of flowing through from the first combustion chamber 621, finally from the first combustion exhaust exhaust outlet 628, discharge (certainly, adopt gas reversing system 66 as described below, when air supervisor the 667 and first air, be in charge of 6671 connections, air supervisor the 667 and second air is in charge of 6673 in cutting off; Meanwhile, combustion exhaust supervisor 669 is in charge of 6691 with the first combustion exhaust and also cuts off mutually, and corresponding combustion exhaust supervisor the 669 and second combustion exhaust is in charge of 6693 in being connected, can play the effect that replaces the first one-way air valve 629 and the first unidirectional waste gas valve 620).

In like manner, as shown in Figure 2: identical the second combustion heater 60 of structure mainly comprises that the second combustion chamber 601, the second coal gas enter arm 602 and the second regenerative heat exchanger 604, body of heater 91 exterior walls that the second combustion chamber 601 is made by refractory materials and fire-resistant thermally conductive material are made the gas-fired quirk that coking chamber outer ring wall 611 and outer quirk partition wall 625 surround a relative closure, and the second coal gas enters arm 602 and leads in the first combustion chamber 601 through body of heater 91 exterior walls.

As shown in Figure 2: the second regenerative heat exchanger 604 comprises the second accumulation of heat chamber 606, the second heat storage 603, the second air enters arm 607 and the second combustion exhaust exhaust outlet 608, the second accumulation of heat chamber 606 is arranged in body of heater 91 exterior walls, the second heat storage 603 arranges in the second accumulation of heat chamber 606, 601 bottoms, the second combustion chamber are led in the second 606 one end, accumulation of heat chamber, the other end is connected to respectively the second air and enters arm 607 and the second combustion exhaust exhaust outlet 608, at the second air, enter between arm 607 and the second accumulation of heat chamber 606 and be provided with the second one-way air valve 609, the second one-way air valve 609 allows air to enter pipe the 607 and second accumulation of heat chamber 606 from the second air and flows into the second combustion chamber 601, between the second combustion exhaust exhaust outlet 608 and the second accumulation of heat chamber 606, be provided with the second unidirectional waste gas valve 600, the second unidirectional waste gas valve 600 allows the gas-fired waste gas second accumulation of heat chamber 606 of flowing through from the second combustion chamber 601, finally from the second combustion exhaust exhaust outlet 608, discharge (certainly, adopt gas reversing system 66 as described below, when air supervisor the 667 and first air is in charge of 6671 cut-outs, air supervisor the 667 and second air is in charge of 6673 in connecting, meanwhile, combustion exhaust supervisor the 669 and first combustion exhaust is in charge of 6691 and is also connected, and corresponding combustion exhaust supervisor 669 is in charge of 6693 also cut-outs mutually with the second combustion exhaust, can play the effect that replaces the second one-way air valve and the second unidirectional waste gas valve).

As shown in Figure 1 and Figure 2, between the second combustion chamber 601 of the first combustion chamber 621 and next-door neighbour, the top of outer quirk partition wall 625 is provided with combustion chamber through hole 6251, combustion chamber through hole 6251 is connected the second combustion chamber 601 of the first combustion chamber 621 and next-door neighbour to form associated one group, in this example, outer gas-operated thermal bath facility 64 is provided with quirk partition wall 625 partition walls outside 18 roads altogether, forms 9 groups of associated burning groups; In addition, as shown in figure 15; Because coking chamber 61 is highly higher, wherein outer gas-operated thermal bath facility 64 is mainly divided into the heating of upper, middle and lower segment formula, and every section has 9 groups of identical the first combustion heaters 62 of structure, second combustion heaters 60 to form.

In sum, combustion heater and regenerative heat exchange method are;

When 1, the coal gas in the first combustion chamber 621 burns, purified gas after raw gas reclaiming clean enters arm 622 by the first coal gas and enters in the first combustion chamber 621, the first one-way air valve 629 is opened, and allows air to enter pipe the 627 and first accumulation of heat chamber 626 from the first air and flows into the first combustion chamber 621; The first described unidirectional waste gas valve 620 is closed, the hot waste gas producing leads to 6251 holes by combustion chamber and enters behind the second combustion chamber 601, hot waste gas is during through the second heat storage 603 in the second accumulation of heat chamber 606, the second 603 pairs of heat storages hot waste gas carries out absorbing and cooling temperature, and hot waste gas becomes the relatively low low temperature waste gas of temperature and discharges from the second combustion exhaust exhaust outlet 608;

2, during the gas-fired in taking turns to the second combustion chamber 601, purified gas after raw gas reclaiming clean enters arm 602 by the second coal gas and enters in the second combustion chamber 601, the second one-way air valve 609 is opened, air enters arm 607 from the second air and enters into the second combustion chamber 601 processes through the second accumulation of heat chamber 606, and the heat heating that air is discharged by the second heat storage 603 becomes the gas-fired in combustion-supporting the second combustion chamber 601 of warm air; Meanwhile, the second described unidirectional waste gas valve 600 is closed, hot waste gas after gas-fired in the second combustion chamber 601 enters behind the first combustion chamber 621 by combustion chamber through hole 6251, hot waste gas is during through the first heat storage 623 in the first accumulation of heat chamber 626, the first 623 pairs of heat storages hot waste gas carries out absorbing and cooling temperature, and hot waste gas becomes the relatively low low temperature waste gas of temperature and discharges from the first combustion exhaust exhaust outlet 628;

3, in like manner, the 1st step and the 2nd step alternate cycles are carried out.

As shown in Figure 1: on body of heater 91 exterior walls, be also provided with chamber temperature monitoring holes 6201 and combustion chamber spy hole 6202, combustion chamber spy hole 6202 is convenient to the gas-fired situation that technician intuitively observes each combustion chamber, in chamber temperature monitoring holes 6201, be provided with chamber temperature table 6203 for the temperature monitoring to combustion chamber, so that the assessment to pyrolysis of coal process.

As shown in figure 14: chamber temperature table 6203 is connected with industry control center 90, by industry control center 90, automatically gather the temperature data of chamber temperature table 6203.

As Fig. 3, Fig. 4, shown in Fig. 5-1, gas reversing system 66 comprises dish 661, lower wall 662, rotation reversing motor 663, air blower 664, gas fan 665, exhaust gas fan 666, lower wall 662 is connected to respectively air supervisor 667 and first air and is in charge of 6671, the second air is in charge of 6673, coal gas supervisor 668 and first gas manifold 6681, the second gas manifold 6683, combustion exhaust supervisor 669 and second combustion exhaust is in charge of 6693, the first combustion exhaust is in charge of 6691, wherein, the second combustion exhaust is in charge of the 6693 and first combustion exhaust and is in charge of the 6691 and first air and is in charge of the 6671 and second air and is in charge of the setting of the 6673 and first gas manifold 6681 and the second gas manifold 6683 and just exchanges (Fig. 4, shown in Fig. 5-1).

As Fig. 3, 15, shown in Fig. 5-1: above coil 661 and be fitted in lower wall 662 tops, upper dish 661 respectively correspondence is provided with air pipe connecting 6672, coal gas pipe connecting 6682, combustion exhaust pipe connecting 6692, thereby rotation reversing motor 663 drives upper dish 661 reciprocating rotation on lower wall 662 to realize air supervisor 667 to be constantly in charge of the 6671 and second air with the first air and to be in charge of 6673 and to connect and cut off conversion, coal gas supervisor 668 constantly connects and cuts off conversion with the first gas manifold 6681 and the second gas manifold 6683, combustion exhaust supervisor 669 is constantly in charge of the 6693 and first combustion exhaust with the second combustion exhaust and is in charge of 6691 and connects and cut off conversion (be in charge of the 6671 and second air to be in charge of the switching of the 6673 and first gas manifold 6681 and the second gas manifold 6683 just contrary with the first air).

As shown in Fig. 1, Fig. 5-1, in the periphery of body of heater 91, be also provided with two groups of bustle pipes, comprise the first air bustle pipe 6674, the first coal gas bustle pipe 6684, the first combustion exhaust bustle pipes 6694; The second air bustle pipe 6675, the second coal gas bustle pipe 6685, the second combustion exhaust bustle pipes 6695.

As shown in Fig. 5-1: the first air bustle pipe 6674 is in charge of the 6671 and first air by the first air and is entered arm 627 and link up, by the first air be in charge of the 6671, first air bustle pipe 6674, the first air enters arm 627, the first accumulation of heat chamber 626 and the first combustion chamber 621 and forms same path; Meanwhile, the first coal gas bustle pipe 6684 enters arm 622 by the first gas manifold 6681 and the first coal gas and links up, and the first gas manifold 6681, the first coal gas bustle pipe 6684, the first coal gas is entered to arm 622 and the first combustion chamber 621 forms same path; Simultaneously now, the first combustion exhaust bustle pipe 6694 is the first combustion exhaust to be in charge of to the 6681 and first combustion exhaust exhaust outlet 628 link up, and the first combustion exhaust is in charge of to the 6681, first combustion exhaust exhaust outlet 628, the same path of the first 626Yu combustion chamber, accumulation of heat chamber 621 formation;

In like manner, the second air bustle pipe 6675 is in charge of the 6673 and second air by the second air and is entered arm 607 and link up, by the second air be in charge of the 6673, second air bustle pipe 6675, the second air enters arm 607, the second accumulation of heat chamber 606 and the second combustion chamber 601 and forms same path; Meanwhile, the second coal gas bustle pipe 6685 enters arm 602 by the second gas manifold 6683 and the second coal gas and links up, by the second gas manifold 6683, the second coal gas bustle pipe 6685 will, the second coal gas enters arm 602 and the second combustion chamber 601 forms same path; Meanwhile, the second combustion exhaust bustle pipe 6695 is in charge of the 6693 and second combustion exhaust exhaust outlet 608 by the second burning gas and is linked up, and the second combustion exhaust is in charge of to the 6693, second combustion exhaust exhaust outlet 608, the second accumulation of heat chamber 606 and the second combustion chamber 601 and forms same path.

In addition; as shown in figure 14; this example also comprises that gas reversing system controller 906 is for controlling rotation reversing motor 663, air blower 664, gas fan 665, exhaust gas fan 666; reversing system electric controller 906 is connected with upper industry control center 90 again; certainly from electric control theory; in this example, rotate reversing motor 663, air blower 664, gas fan 665, exhaust gas fan 666 and controlled by industry control center 90, so the restriction that gas reversing system controller 906 does not form this routine protection domain is set herein.

As shown in Fig. 1, Fig. 5-1 and Fig. 2～Fig. 5, the heating means of outer gas-operated thermal bath facility 64 are:

(1) the rotation reversing motor 663 of gas reversing system 66 drives upper dish 661 to rotate on lower wall 662, and air supervisor the 667 and first air is in charge of 6671 connections, and air supervisor the 667 and second air is in charge of 6673 in dissengaged positions; Meanwhile, coal gas supervisor the 668 and first gas manifold 6681 is also connected, coal gas supervisor the 668 and second gas manifold 6683 dissengaged positions; Meanwhile, combustion exhaust supervisor 669 is in charge of 6691 with the first combustion exhaust and also cuts off mutually, and corresponding combustion exhaust supervisor the 669 and second combustion exhaust is in charge of 6693 in the state of being connected;

(2) air blower 664 by air blast air supervisor 667, air successively through air pipe connecting 6672, the first air be in charge of the 6671, first air bustle pipe 6674, the first air enters arm 627 and enters into the first accumulation of heat chamber 626, after the heat that utilizes the first heat storage 623 to discharge heats air, enter in the first combustion chamber 621, simultaneously, gas fan 665 obtains raw gas purified gas and blasts coal gas supervisor 668 after reclaiming clean, coal gas passes through coal gas pipe connecting 6682 successively, the first gas manifold 6681, the first coal gas bustle pipe 6684, the first coal gas enters arm 622 and enters in the first combustion chamber 621 and burn, meanwhile, because combustion exhaust supervisor 669 is in charge of 6691 in phase dissengaged positions with the first combustion exhaust, and corresponding combustion exhaust supervisor the 669 and second combustion exhaust is in charge of 6693 in the state of being connected, so the waste gas in the first combustion chamber 621 after gas-fired can only enter into the second combustion chamber 601 by the combustion chamber through hole 6251 on outer quirk partition wall 625 tops, again after the second heat storage 603 in the second accumulation of heat chamber 606 carries out absorbing and cooling temperature from the second combustion exhaust exhaust outlet 608, the second combustion exhaust bustle pipe 6695, the second combustion exhaust is in charge of 6693, combustion exhaust supervisor 669 discharges by exhaust gas fan 666,

(3) through burning after a while, the rotation reversing motor 663 of gas reversing system 66 drives upper dish 661 to rotate backward on lower wall 662, air supervisor the 667 and first air is in charge of 6671 cut-outs, air supervisor the 667 and second air is in charge of 6673 in on-state, simultaneously, coal gas supervisor 668 also cuts off mutually with the first gas manifold 6681, coal gas supervisor the 668 and second gas manifold 6683 on-states, meanwhile, combustion exhaust supervisor the 669 and first combustion exhaust is in charge of 6691 and is also connected, and corresponding combustion exhaust supervisor the 669 and second combustion exhaust is in charge of 6693 also phase dissengaged positions,

(4) air blower 664 by air blast air supervisor 667, air successively through air pipe connecting 6672, the second air be in charge of the 6673, second air bustle pipe 6675, the second air enters arm 607 and enters into the second accumulation of heat chamber 606, after the heat that utilizes the second heat storage 603 in the second accumulation of heat chamber 606 to discharge heats air, enter in the second combustion chamber 601, simultaneously, gas fan 665 obtains raw gas purified gas and blasts coal gas supervisor 668 after reclaiming clean, coal gas passes through coal gas pipe connecting 6682 successively, the second gas manifold 6683, the second coal gas bustle pipe 6685, the second coal gas enters arm 602 and enters in the second combustion chamber 601 and burn, meanwhile, because combustion exhaust supervisor the 669 and first combustion exhaust is in charge of 6691 and is connected, and corresponding combustion exhaust supervisor the 669 and second combustion exhaust is in charge of 6693 in phase dissengaged positions, so the waste gas in the second combustion chamber 601 after gas-fired can only enter by the combustion chamber through hole 6251 on outer quirk partition wall 625 tops in the first combustion chamber 621, again through the first accumulation of heat chamber 626, in the first heat storage 603 absorbing and cooling temperatures after, finally from the first combustion exhaust exhaust outlet 628, the first combustion exhaust bustle pipe 6694, the first combustion exhaust is in charge of 6691, combustion exhaust supervisor 669 discharges by exhaust gas fan 666.

So, outer gas-operated thermal bath facility 64 combustion principle are that the waste gas generating after gas-fired in the first combustion chamber 621 enters the second combustion chamber 601 from combustion chamber through hole 6251, after the second heat storage 603 in the second combustion chamber 601 and the second accumulation of heat chamber 606 is to its exhaust-heat absorption cooling, discharge.

Otherwise the waste gas generating after gas-fired in the second combustion chamber 601 enters the first combustion chamber 621 from combustion chamber through hole 6251, after the first heat storage 603 in the first combustion chamber 621 and the first accumulation of heat chamber 606 is to its exhaust-heat absorption cooling, discharge.

In sum, this gas two by gas reversing system enters the mode of operation of the regenerative heat exchange of a mode of operation outing and regenerative heat exchanger, realize two groups of combustion heater alternate combustion, be that gas reversing system is sent into air, purified gas burning to the combustion chamber of the first combustion heater, while is the hot waste gas after sucking-off burning from the combustion chamber of the second combustion heater, and the second heat storage absorbing and cooling temperature of hot waste gas in the second regenerative heat exchanger of the second combustion heater becomes the relatively low low temperature waste gas of temperature and discharge; In like manner, gas reversing system is sent into air, purified gas burning to the combustion chamber of the second combustion heater, while is the hot waste gas after sucking-off burning from the combustion chamber of the first combustion heater, and the first heat storage absorbing and cooling temperature of hot waste gas in the first regenerative heat exchanger of the first combustion heater becomes the relatively low low temperature waste gas of temperature and discharge; This method of mutually utilizing waste gas residual heat after gas-fired to add warm air, both played the waste gas residual heat after gas-fired had been made full use of, improve the efficiency of combustion of the coal gas in combustion chamber, can carry out cooling to a certain degree to the waste gas after gas-fired again, need not consume the external energy, play energy-saving and cost-reducing object, save coking cost.

As shown in Fig. 6, Figure 15, interior burning heater 67 is mainly by some groups of identical combustion heater 68,69 and the quenching waste gas heaters 63 of (3 groups of this examples) structure.

As shown in Figure 11, Fig. 8, quenching waste gas heater 63 comprises internal-quirk 631,632, blowdown pipes 6321 of air benefit pipe, secondary air compensating pipe 6322, tonifying Qi circuit 633, center ringwall 634, internal-quirk partition wall 635, centre channel 638, and internal-quirk 631 is arranged on quirk bow 65.

As shown in Figure 8, internal-quirk 631 mainly by ringwall in coking chamber 612 be positioned at coking chamber ringwall 612Nei center ringwall 634 internal-quirk partition wall 635 together with at least and be divided at least one group of above main internal-quirk 636, secondary internal-quirk 637 arranged side by side, as shown in Figure 8,6 main internal-quirks 636 of this example and 6 secondary internal-quirks 637, form side by side and amount to 6 groups of internal-quirks 631.

As shown in figure 11, in secondary internal-quirk 637, shutoff dividing plate 6371 is set, lower shutoff dividing plate 6372, is divided into upper, middle and lower segment by secondary internal-quirk 637, i.e. the secondary internal-quirk 6375 of epimere, the secondary internal-quirk 6374 in stage casing, the secondary internal-quirk 6373 of hypomere; On quirk partition wall 635 between the secondary internal-quirk 6375 of epimere and main internal-quirk 636, be provided with waste gas and gang up hole 6303, hot waste gas exhaust channel 6306 is offered at the secondary internal-quirk 6375 of epimere and main internal-quirk 636 tops, and hot waste gas exhaust channel 6306 communicates with the exhaust air chamber 391 on body of heater 91 tops.

As shown in Figure 11, Fig. 8, on quirk partition wall 635 between the secondary internal-quirk 6373 of hypomere and main internal-quirk 636, quirk is set and gangs up hole 6304, quirk is ganged up hole 6304 near lower shutoff dividing plate 6372 belows, as shown in Figure 8,6 quirks are ganged up hole 6304 connects the secondary internal-quirks 6373 of 6 hypomeres respectively with main internal-quirk 636 together with.

As shown in figure 11, center ringwall 634 surrounds centre channel 638, in centre channel 638, with the concordant place of upper shutoff dividing plate 6371, one channel partition 6382 is set, centre channel 638 is separated into upper and lower two portions, be that formation high temperature combustible exhaust gas admission passage 6383 is divided in bottom, formation buffer zone 6381 is divided on top.

As shown in Fig. 9, Figure 11, ringwall 634 bottoms in center are provided with perforation high temperature combustible exhaust gas admission passage 6383 and enter hole 639 with the combustible exhaust gas of main internal-quirk 636 and the secondary internal-quirk 6373 of hypomere, and ringwall 634 tops in center are provided with perforation buffer zone 6381 and enter hole 6301 with the waste gas of main internal-quirk 636 and epimere pair internal-quirk 6375.

As shown in Figure 11, Figure 10, Fig. 9: tonifying Qi circuit 633 is arranged on body of heater 91, air is mended pipe 632 and is led to tonifying Qi circuit 633, blowdown pipe 6321, secondary air compensating pipe 6322 and tonifying Qi circuit 633 UNICOMs, pass from the bar bow 651 of quirk bow 65 inside that extends upwardly to the quirk partition wall 635 between major and minor internal-quirk 636,637 below.

As shown in Figure 11, Fig. 2: blowdown pipe 6321 be arranged on major and minor internal-quirk 636,637 between the inside of quirk partition wall 635, the outlet 6323 of a blowdown pipe 6321 is positioned at lower shutoff dividing plate below 6372, leads to respectively the secondary internal-quirk 6373 of main internal-quirk 636 and hypomere; As shown in figure 11, secondary air compensating pipe 6322 is also arranged on the inside of the quirk partition wall 635 of major and minor internal-quirk 636,637, and the secondary air compensating of secondary air compensating pipe 6322 outlet 6324 is positioned at upper shutoff dividing plate 6371 concordant or a little higher than with upper shutoff dividing plate 6371, lead to main internal-quirk 636.

As shown in Figure 11, Fig. 7, the secondary internal-quirk 6374 in stage casing forms the independent gas combustion chamber of relative closure, the secondary internal-quirk 6374 in a upper stage casing connects into relevant one group to the secondary internal-quirk 6374 in next stage casing of next-door neighbour by chamber passage 6305, chamber passage 6305 below upper shutoff dividing plate 6371 and from pass in a main internal-quirk 636 between next stage casing pair internal-quirk 6374 of the secondary internal-quirk 6374 in stage casing and next-door neighbour, as shown in Figure 7,6 secondary internal-quirks 6374 in stage casing connect into 3 groups by 3 chamber passages 6305.

As Figure 11, Fig. 6, shown in Fig. 7, the secondary internal-quirk 6374 in two stage casings in secondary internal-quirk 637 (is gone up, lower shutoff dividing plate 6371, between 6372) one group of association the 3rd combustion heater 68 that structure is identical is set, the 4th combustion heater 69, the first burning heater 62 of its structure and combustion principle and above introduction, the second burning heater 60 is almost identical, also comprise that the 3rd combustion heater 68 comprises the 3rd combustion chamber 681, the 3rd coal gas enters arm 682, the 3rd accumulation of heat chamber 686, the 3rd heat storage 683, the 3rd air enters arm 687 and the 3rd combustion exhaust exhaust outlet 688.

As shown in Figure 11, Fig. 6, need to illustrate different is the secondary internal-quirk 6374 in the 3rd 681Shi stage casing, combustion chamber of the 3rd burning heater 68, by relatively airtight gas-fired quirk between upper and lower shutoff dividing plate 6371,6372.

As Figure 11, Figure 10, shown in Fig. 9: the 3rd coal gas enters arm 682 and leads to the 3rd combustion chamber 681 (being stage casing pair internal-quirk 6374) through extending upward through quirk partition wall 635 inside below from the bar bow 651 of quirk bow 65, the 3rd accumulation of heat chamber 686 is arranged on the body of heater 91 that bar bends 651 belows, the 3rd heat storage 683 is placed in the 3rd accumulation of heat chamber 686, the 3rd 686 one end, accumulation of heat chamber is passed below the bar bow 651 of quirk bow 65 by extending passage 6861, extend upward through quirk partition wall 635 inside and lead to 681 bottoms, the 3rd combustion chamber, the 3rd accumulation of heat chamber 686 the other ends are connected to respectively the 3rd air and enter arm 687 and the 3rd combustion exhaust exhaust outlet 688.

In like manner, the 4th combustion heater 69 structures are complete identical with the 3rd combustion heater 68, repeat no more here, and wherein the 4th combustion chamber 691 is connected and formed associated one group (shown in Fig. 7) by chamber passage 6305 with the 3rd combustion chamber 681.

Wherein, as shown in Fig. 5-1, the 3rd coal gas of the 3rd combustion chamber 681 of the 3rd burning heater 68 enters arm 682, the 3rd air and enters arm 687 and the 3rd combustion exhaust exhaust outlet 688 and by the first coal gas bustle pipe 6684, the first air bustle pipe 6674, the first combustion exhaust bustle pipes 6694 and the first gas manifold 6681, the first air, be in charge of the 6671, first combustion exhaust respectively and be in charge of 6691 and communicate.

As shown in Fig. 5-1, the 4th coal gas of the 4th combustion chamber 691 of the 4th burning heater 69 enters arm 692, the 3rd air and enters arm 697 and the 3rd combustion exhaust exhaust outlet 698 and by the second coal gas bustle pipe 6685, the second air bustle pipe 6675, the second combustion exhaust bustle pipe 6695 and the second gas manifold 6683, the second air, be in charge of the 6673, second combustion exhaust respectively and be in charge of 6693 and communicate.

In sum, the 3rd burning heater 68, the 4th combustion heater 69, combustion principle and above the first burning heater 62, the second burning heater 60 are almost identical, repeat no more here.

Interior burning heater 67 Method And Principles of this example are that the secondary internal-quirk 6375 of epimere and the secondary internal-quirk 6373 of hypomere and main internal-quirk 636 are that the high temperature combustible exhaust gas that utilizes dry coke quenching to produce carries out tonifying Qi combustion heating, and the secondary internal-quirk 6374 in stage casing is the purified gas combustion heatings that utilize in addition after raw gas reclaiming clean.

Interior burning heater 67 methods of this example are: (1), from the high temperature combustible exhaust gas admission passage 6383 of centre channel 638 bottoms, enter when high temperature combustible exhaust gas, through combustible exhaust gas, entering hole 639 enters in main internal-quirk 636 and the secondary internal-quirk 6373 of hypomere, the high temperature combustible exhaust gas temperature just having entered is higher generally all at 1000 ℃～1100 ℃, but along with waste gas rises and externally does work and dispel the heat in main internal-quirk 636 and the secondary internal-quirk 6373 of hypomere, temperature can reduce;

(2), at this moment by a blowdown pipe 6321, give the air that fills in main internal-quirk 636 and the secondary internal-quirk 6373 of hypomere, thereby make high temperature combustible exhaust gas obtain airborne oxygen burning, the amount of the combustible gas in high-temperature combustible gas body is certain after all, and the heat and the temperature that provide coking chamber 61 pyrolysis of coal required are provided;

(3) so, when passing through quirk through the waste gas after tonifying Qi burning, the high temperature combustible exhaust gas of the secondary internal-quirk 6373 of hypomere gangs up hole 6304 around in main internal-quirk 636, with the waste gas after the high-temperature combustible gas body in main internal-quirk 636 and burning, mix in main quirk 636 and rise, along with the waste gas after mixed high-temperature combustible gas body and burning can be to providing heat and externally acting to the pyrolysis of coal in coking chamber 61 by ringwall in coking chamber 612 in uphill process, temperature can reduce gradually;

(4) so need to again enter short covering gas by secondary air compensating pipe 6322 in the middle and upper part of main internal-quirk 636, make the waste gas further burning again after mixed high-temperature combustible gas body and burning, this provides required heat and temperature not only to coking chamber 61 pyrolysis of coal, and can make again high-temperature combustible gas body fully burn, improve high-temperature combustible gas work by combustion efficiency;

(5), in addition, owing to having buffer zone 6381 in the middle of main internal-quirk 636 and the secondary internal-quirk 6375 of epimere, ringwall 634 tops in center are provided with perforation buffer zone 6381 and enter hole 6301 with the waste gas of main internal-quirk 636 and the secondary internal-quirk 6375 of epimere, on the quirk partition wall 635 between main internal-quirk 636 and the secondary internal-quirk 6375 of epimere, be provided with waste gas and gang up hole 6303, between the secondary internal-quirk 6375 of each main internal-quirk 636 and epimere, completely mutually connect, waste gas after the burning of tonifying Qi for the second time can be mixed completely mutually, between the secondary internal-quirk 6375 of the main internal-quirk 636 in place and epimere, reaching samming all presses, balanced heat and temperature is provided can to the pyrolysis of coal on whole coking chamber 61 tops,

(6), finally by the waste gas of crossing after secondary air compensating burning, by the hot waste gas exhaust channel 6306 at main internal-quirk 636 and the secondary internal-quirk of epimere 6375 tops, enter the exhaust air chamber 391 on body of heater 91 tops;

(7), meanwhile, in order to make up the quantity not sufficient of the combustible gas in high-temperature combustible gas body, be not enough to provide the required heat of coking chamber 61 pyrolysis of coal and the defect of temperature, and can making full use of the raw gas producing in pyrolysis of coal process, give the 3rd combustion heater 68, the 3rd combustion chamber 681 of the 4th combustion heater 69 and the 4th combustion chamber 691 provide the purified gas burning of raw gas after reclaiming clean, in the secondary internal-quirk 637 in stage casing, add heat, enough heat and temperature are provided not only to coking chamber 61 pyrolysis of coal, improved again the utilization ratio of raw gas simultaneously, minimizing is discharged in atmosphere, avoid atmospheric pollution, protected environment.

The burnt upgrading of second section

Because coal carries out the coke forming after pyrolysis in coking chamber, there is the inequality of being heated, the situation that coke briquette grain size is irregular, preferably to coke, provide certain temperature and time, make fully to contact between coke, mutually carry out heat transmission, this just needs burnt modifying apparatus 610.

As shown in Figure 12, Figure 11, Fig. 9, Figure 15, burnt modifying apparatus 610, be arranged in body of heater and be positioned on quirk bow 65, burnt modifying apparatus 610 comprises that burnt upgrading chamber 6100, main internal-quirk 636 bottoms, the secondary internal-quirk 6373 of hypomere are formed at the bottom of coking chamber 6, center ringwall 634 surrounds the bottom of the high temperature combustible exhaust gas admission passage 6383 of centre channel 638, and ringwall 634 bottoms in center are provided with perforation high temperature combustible exhaust gas admission passage 6383 and enter hole 639 with the combustible exhaust gas of main internal-quirk 636, the secondary internal-quirk 6373 of hypomere.

In addition, as shown in Figure 1: body of heater 91 exterior walls are provided with burnt upgrading temperature monitoring hole 6101, burnt upgrading temperature monitoring hole is provided with a burnt upgrading thermometer 6012 in 6101 holes, as shown in figure 14, industry control center 90 and burnt upgrading thermometer 6012 electrical connections, the burnt upgrading temperature signal of the upgrading thermometer 6012 of automatically focusing is monitored.

The method that this burnt modifying apparatus carries out upgrading is: the outside body of heater exterior wall by heat insulating refractory material is incubated, inside enters hole 639 by high temperature combustible exhaust gas from combustible exhaust gas and enters main internal-quirk 636 bottoms, in the secondary internal-quirk 6373 of hypomere, utilize the waste heat of high temperature combustible exhaust gas itself that insulation institute's heat requirement and temperature are provided, the high temperature combustible exhaust gas temperature particularly just having entered is just applicable to burnt upgrading between 1000 ℃～1100 ℃, make coke retain certain hour in burnt upgrading chamber, fully contact between coke briquette grain, carry out each other heat transmission, reach evenly object of coke button size.

The 3rd joint quirk bow

As Figure 11, shown in Figure 10, because the quirk partition wall 635 of ringwall 612 and interior burning heater 67 in coking chamber, center ringwall 634 is all arranged in furnace chamber, need quirk bow 65 to provide support for it, the laying of various pipelines is provided to again interior burning heater 67 simultaneously, as Figure 11, shown in Figure 10, quirk bow 65 is arranged on coking chamber 61, interior burning heater 67, in the furnace chamber of burnt modifying apparatus 610 belows, mainly comprise the bar bow 651 of some, Huo Gong center ringwall 652, ringwall 652 middle parts in Huo Gong center form high temperature combustible exhaust gas passage 653, bar bends 651 one end and is fixed on Huo Gong center ringwall 652, the other end is fixed on body of heater 91, bar bow 651 is the radial layout of scattering in interval at a certain angle around ringwall 652 centers, Huo Gong center, fire bow 651 in this example is 12 bows, the master of quantity and interior burning heater 67, secondary internal- quirk 636, 637 sums are consistent.

As Figure 11, shown in Figure 10, article one, in the body of wall of fire bow 651, the extension passage 6861 that the 3rd coal gas enters arm 682 and the 3rd accumulation of heat chamber 686 is set, the blowdown pipe 6321 arranging in the body of wall of tight another adjacent fire bow 651, secondary air compensating pipe 6322, provide convenience to the pipeline laying of interior burning heater 67, article 6, in the body of wall of fire bow 651, be set up in parallel respectively the extension passage 6861 that 6 article of the 3rd coal gas enters arm 682 and the 3rd accumulation of heat chamber 686, 6 blowdown pipes 6321 that are set up in parallel respectively in the body of wall of another 6 fire bows 651, secondary air compensating pipe 6322, make the various conduit arrangements of interior burning heater 67 orderly, be unlikely to interfere.

The 4th joint dry coke quenching

Coke temperature after upgrading is higher, generally all at 1000 ℃～1100 ℃, need to carry out cooling could convenience to high temperature coke and carries and store, and need to have the dry device 7 that puts out.

As shown in Figure 12 and Figure 13, the dry device 7 that puts out is arranged on quirk and bends 65 belows, comprises high temperature coke quencher 71, low temperature coke quencher 72, quenching bridge bow 73, quenching exhaust gas fan 75; High temperature coke quencher 71 is arranged on the below of quirk bow 65, and the top of high temperature coke quencher 71 communicates with high temperature combustible exhaust gas passage 653; Quenching bridge bow 73 is arranged between the 71Yu of high temperature coke quencher low temperature coke quencher 72, and quenching bridge bow 73 comprises bridge bow 731, wind assembling set 74, the dry circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., the dry pipe 77 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc.; The 6 Tiao Qiaogongyi high temperature 71He of the coke quencher low temperature 72Zhou of coke quencher centers are partitioned at an angle spoke shape and arrange in the dry circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., bridge bends 731 middle parts and forms wind assembling set 74, wind assembling set 74 be one straight through up big and down small inversed taper platform shape chamber, the top of wind assembling set 74 is provided with semisphere blast cap 78, and the lower openings 79 of wind assembling set 74 is towards low temperature coke quencher 72; The dry pipe 77 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is arranged in bridge bow 731, and wind assembling set 74 is led in dry pipe 77 one end that relieve dizziness, high fever, infantile convulsions, epilepsy, etc., and the other end leads to the dry circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and the dry circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is connected by blast pipe 761 and quenching exhaust gas fan 75; Bottom opening 721 places of low temperature coke quencher 72 are provided with the valve 70 that discharges of the coke.

As shown in figure 12, be provided with the quenching temperature monitoring hole 711 of leading to high temperature coke quencher 71 on the exterior wall 91 of body of heater, quenching temperature monitoring hole is provided with quenching thermometer 712 in hole.

As shown in figure 14, quenching thermometer 712, quenching exhaust gas fan 75 and discharge of the coke valve 70 and 90 electrical connections of industry control center, 90 pairs, industry control center quenching exhaust gas fan 75 and the valve 70 that discharges of the coke are controlled automatically, by 712 pairs of quenching temperature of quenching thermometer, monitor.Quenching thermometer 712, quenching exhaust gas fan 75 and the valve 70 that discharges of the coke are electrically connected with industry control center 90 by the dry Setup Controller 907 that puts out, and certainly from electric control theory, in this example, the dry Setup Controller 907 that puts out does not form the restriction to this routine protection domain.

The dry method of utilizing low-temperature burning waste gas to carry out dry coke quenching of putting out device 7 of this example is:.

(1) waste gas after gas-fired in the 3rd combustion heater 68 of the first burning heater 62, the first burning heater 60 and the interior burning heater 67 of outer gas-operated thermal bath facility 64, the 4th combustion heater 69 is introduced to quenching exhaust gas fan 75, because the waste gas after gas-fired naturally becomes the relatively low low temperature waste gas of temperature respectively after heat storage heat absorption;

(2) utilize quenching exhaust gas fan 75 that low temperature waste gas is passed through to blast pipe 761 successively, the dry circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., the dry pipe 77 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. blasts in wind assembling set Room 74, low temperature waste gas converges in wind assembling set Room 74, because wind assembling set 74 adopts unique structure, the blast cap 78 at top is semisphere, middle part chamber is inversed taper platform shape structure, so low temperature waste gas can be from lower openings 79 blowout and going out, be blown in low temperature coke quencher 72, upwards seal in again high temperature coke quencher 71, the high temperature coke quencher coke of 71 neutralizations from the 71Luo Xiang of high temperature coke quencher low temperature coke quencher 72 lowered the temperature, this example adopts air-cooled form STRENGTH ON COKE to lower the temperature, therefore be referred to as dry putting out,

(3) in addition, this example is dry to be put out device 7 and also can produce a certain amount of high-temperature combustible gas body dry in putting out process, because, in one, low temperature waste gas, contain the high temperature coke that a small amount of moisture content runs into after burnt upgrading chemical reaction can occur, produce some inflammable gass; Also there is the not clean-burning inflammable gas of part in low temperature waste gas itself two; Three, the residual a part of inflammable gas also of the high temperature coke after burnt upgrading itself, these inflammable gass upwards enter the high temperature combustible exhaust gas passage 653 at ringwall 652 middle parts, Huo Gong center, thereby source of the gas are provided to the major and minor quirk 636,637 of the interior burning heater 67 of coal heat decomposition stove.

The low temperature waste gas of lifting in this example refers to the waste gas that purified gas after the raw gas reclaiming clean producing in pyrolysis of coal process produces after the outer gas-operated thermal bath facility of coal heat decomposition stove and the burning of the combustion heater in interior burning heater, this waste gas becomes cryogenic gas after the heat storage absorbing and cooling temperature in accumulation of heat chamber, trunk puts out device and is also advantageous in that and utilizes the incombustibility of combustion exhaust own to replace existing use inert nitrogen to carry out dry putting out, equipment is simple, with low cost, remarkable in economical benefits.This example is compared with traditional wet quenching, more can a large amount of water-gas not occur because large water gaging runs into high temperature coke and to airborne release, atmospheric pollution is little, and water saving, can make full use of the raw gas producing in pyrolysis of coal process again simultaneously.

The 5th joint continuous coking apapratus

Comprehensively above-mentioned, a large advantage of this coal heat decomposition stove is energy Continuous coking, replaces traditional coking at intermittence or native nest coking, compares traditional coal-coking process, has incomparable advantage.

As shown in figure 15, continuous coking apapratus comprises pyrolysis of coal carbonizing apparatus 6, burnt modifying apparatus 610, dry coke quenching auxiliary 7; Pyrolysis of coal carbonizing apparatus 6, burnt modifying apparatus 610, dry coke quenching auxiliary 7 are integrally formed from top to bottom on body of heater 91.Pyrolysis of coal carbonizing apparatus 6, burnt modifying apparatus 610, dry coke quenching auxiliary 7 concrete structures are as described in above chapters and sections.The Continuous coking method of this routine continuous coking apapratus is:

(1), enter in the coking chamber that stove coal enters pyrolysis of coal carbonizing apparatus 6 and be heated generation pyrolysis;

(2), the stove coal that enters that completes of pyrolysis directly drops into burnt modifying apparatus 610 and carries out burnt upgrading, concrete method for modifying is shown in the introduction in above the 4th part second chapter;

(3) coke directly dropping in dry coke quenching auxiliary 7, after using low temperature waste gas after burning to complete upgrading carries out the dry cooling of putting out, and produces high-temperature combustible gas body simultaneously, and the concrete dry method of putting out is shown in the introduction in above the 4th part chapter 4 joint;

(4), the bottom opening 721 of the last low temperature coke quencher 72 from dry coke quenching auxiliary 7 is discharged.

The raw gas that wherein in (1) step, heating means produce pyrolysis of coal in pyrolysis of coal carbonizing apparatus 6 is derived, utilize the purified gas of raw gas after reclaiming clean to carry again burning to provide required heat and temperature to pyrolysis of coal, comprise the purified gas burning heating method in outer combustion gas heating means and interior burning heating method, described outer combustion gas heating means and interior burning heating method are specifically shown in the introduction in the 4th part the first chapters and sections.

Wherein the low temperature waste gas in (3) step refers to that the combustion exhaust producing after purified gas burning in (1) is through inhaling after right cooling, the coke being introduced in dry coke quenching auxiliary 7 carries out the dry cooling of putting out, and dryly in dry coke quenching auxiliary 7 put out high-temperature combustible gas body that cooling produces and be introduced into and in burnt modifying apparatus 610, carry out the burnt upgrading of (2) step, the high-temperature combustible gas body after upgrading is once more introduced in the quenching waste gas heater 63 of pyrolysis of coal carbonizing apparatus 6 and is burnt and provided required heat and temperature to the pyrolysis of coal in (1) step by tonifying Qi.

The feature of this routine Continuous coking is, by pyrolysis of coal charing, upgrading, the dry process integration that puts out in the hot body of heater of same coal, make charing, upgrading, dry putting out be able to continuous realization, overcome the discontinuous production efficiency of existing intermittent type coking technology technique low, how required the assorted plant area of equipment be large, the problem that human cost is high.

Claims (4)

1. a continuous coking apapratus for coal heat decomposition stove, is characterized in that: comprise body of heater, pyrolysis of coal carbonizing apparatus, burnt modifying apparatus, dry coke quenching auxiliary, described pyrolysis of coal carbonizing apparatus and burnt modifying apparatus and dry coke quenching auxiliary are integrally formed from top to bottom on body of heater, described pyrolysis of coal carbonizing apparatus is arranged on body of heater middle part, mainly comprises that coking chamber, outer gas-operated thermal bath facility, interior burning heater, quirk bow form, coking chamber is positioned at quirk bow top and forms an annulus by the inside and outside ringwall of fire-resistant thermally conductive material, being centered around coking chamber outer ring wall ring periphery is outer gas-operated thermal bath facility, wherein main one group of above identical first combustion heater of structure of outer gas-operated thermal bath facility and the second combustion heater and gas reversing system form, in coking chamber, in ringwall ring, be interior burning heater, the 3rd combustion heater that the main one group of above structure of interior burning heater is identical and the 4th combustion heater and quenching waste gas heater form, described burnt modifying apparatus is arranged in body of heater furnace chamber and is positioned on quirk bow, burnt upgrading chamber is formed at the bottom that comprises coking chamber, the main internal-quirk bottom of interior burning heater, the secondary internal-quirk of hypomere, the center ring circummure of interior burning heater becomes the bottom of the high temperature combustible exhaust gas admission passage of centre channel, ringwall bottom, center is provided with and connects high temperature combustible exhaust gas admission passage and main internal-quirk, the combustible exhaust gas of the secondary internal-quirk of hypomere enters hole, the described dry device that puts out arranges pyrolysis of coal furnace chamber meta in coking chamber, burnt modifying apparatus, interior burning heater and quirk bow below, comprise high temperature coke quencher, low temperature coke quencher, quenching bridge bow, quenching exhaust gas fan, described high temperature coke quencher is arranged on the below of quirk bow, and the top of high temperature coke quencher communicates with high temperature combustible exhaust gas passage, described quenching bridge bow is arranged on and between high temperature coke quencher and low temperature coke quencher, comprises bridge bow, wind assembling set, the dry circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., the dry pipe that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., at least one Qiao Gongyi high temperature coke quencher and low temperature coke quencher axle center are partitioned at an angle spoke shape and arrange in the dry circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., bridge bow middle part forms wind assembling set, wind assembling set is an inversed taper platform shape chamber that upper diameter is large, lower diameter is little, the top of wind assembling set is provided with semisphere blast cap, and the lower openings of wind assembling set is towards low temperature coke quencher, the dry pipe that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is arranged in bridge bow, and wind assembling set is led in the dry pipe one end that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and the other end leads to the dry circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and the dry circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is connected by blast pipe and quenching exhaust gas fan, the bottom opening place of described low temperature coke quencher is provided with the valve that discharges of the coke.

2. the continuous coking apapratus of a kind of coal heat decomposition stove according to claim 1, it is characterized in that: the first combustion heater of described outer gas-operated thermal bath facility comprises the first combustion chamber, the first coal gas enters arm and the first regenerative heat exchanger, the first combustion chamber becomes the gas-fired quirk of relative closure, the first coal gas enters arm and leads to the first bottom, combustion chamber, the first regenerative heat exchanger comprises the first accumulation of heat chamber, the first heat storage, the first air enters arm and the first combustion exhaust exhaust outlet, the first accumulation of heat chamber is arranged in body of heater exterior wall, the first heat storage arranges in the first accumulation of heat chamber, the first bottom, combustion chamber is led in the first one end, accumulation of heat chamber, the other end is connected to respectively the first air and enters arm and the first combustion exhaust exhaust outlet, the second described combustion heater comprises that the second combustion chamber, the second coal gas enter arm and the second regenerative heat exchanger, the second coal gas enters arm and leads to the second bottom, combustion chamber, the second regenerative heat exchanger comprises that the second accumulation of heat chamber, the second heat storage, the second air enter arm and the second combustion exhaust exhaust outlet, the second accumulation of heat chamber is also arranged in body of heater exterior wall, the second heat storage arranges in the second accumulation of heat chamber, the second bottom, combustion chamber is led in the second one end, accumulation of heat chamber, and the other end is connected to respectively the second air and enters arm and the second combustion exhaust exhaust outlet, between the first described combustion chamber and the second combustion chamber, be provided with combustion chamber through hole, described gas reversing system comprises dish, lower wall, rotation reversing motor, air blower, gas fan, exhaust gas fan, described lower wall is connected to respectively an air supervisor and the first air is in charge of, the second air is in charge of, coal gas supervisor and the first gas manifold, the second gas manifold, combustion exhaust supervisor and the second combustion exhaust is in charge of, the first combustion exhaust is in charge of, wherein, the second combustion exhaust is in charge of with the first combustion exhaust and is in charge of with the first air and is in charge of and is in charge of with the second air and the setting of the first gas manifold and the second gas manifold is just exchanged, described upper dish rotates and is fitted in lower wall top, and upper dish respectively correspondence is provided with air pipe connecting, coal gas pipe connecting, combustion exhaust pipe connecting, and described rotation reversing motor and upper dish are in transmission connection, dish reciprocating rotation on lower wall in drive, wherein, the first described air is in charge of and is entered arm with the first air and connect, and meanwhile, the first described gas manifold and the first coal gas enter arm and connects, and now simultaneously, the first described combustion exhaust is in charge of with the first combustion exhaust exhaust outlet and is connected, in like manner, the second air is in charge of and is entered arm with the second air and connect, and meanwhile, the second coal gas bustle pipe enters arm by the second gas manifold and the second coal gas and connects, and meanwhile, the second burning gas is in charge of with the second combustion exhaust exhaust outlet and is connected.

3. the continuous coking apapratus of a kind of coal heat decomposition stove according to claim 1, it is characterized in that: the quenching waste gas heater of described interior burning heater comprises that internal-quirk, air mend pipe, blowdown pipe, secondary air compensating pipe, tonifying Qi circuit, center ringwall, internal-quirk partition wall, centre channel, described internal-quirk mainly by ringwall in coking chamber be positioned at coking chamber ringwall Nei center ringwall internal-quirk partition wall together with at least and be divided at least one group of above main internal-quirk, secondary internal-quirk arranged side by side, shutoff dividing plate, lower shutoff dividing plate are set in described secondary internal-quirk, secondary internal-quirk is divided into upper, middle and lower segment, be the secondary internal-quirk of epimere, the secondary internal-quirk in stage casing, the secondary internal-quirk of hypomere, on the described secondary internal-quirk of epimere and the quirk partition wall between main internal-quirk, be provided with waste gas and gang up hole, hot waste gas exhaust channel is offered at the secondary internal-quirk of epimere and main internal-quirk top, on the described secondary internal-quirk of hypomere and the quirk partition wall between main internal-quirk, quirk is set and gangs up hole, described center ring circummure becomes centre channel, in centre channel, with the concordant place of upper shutoff dividing plate, one channel partition is set, centre channel is separated into, lower two portions, be that formation buffer zone is divided on top, formation high temperature combustible exhaust gas admission passage is divided in bottom, the waste gas that ringwall top, center is provided with perforation buffer zone and main internal-quirk and the secondary internal-quirk of epimere enters hole, the combustible exhaust gas that ringwall bottom, center is provided with perforation high temperature combustible exhaust gas admission passage and main internal-quirk and the secondary internal-quirk of hypomere enters hole, described tonifying Qi circuit is arranged on body of heater exterior wall, described air is mended pipe and tonifying Qi circuit UNICOM, a described blowdown pipe, secondary air compensating pipe and tonifying Qi circuit UNICOM, below the bar bow bending from quirk, through extending upwardly to, leading, quirk partition wall between secondary internal-quirk is inner, the outlet of a blowdown pipe is positioned at below lower shutoff dividing plate, lead to respectively the secondary internal-quirk of main internal-quirk and hypomere, main internal-quirk is led in the secondary air compensating outlet of secondary air compensating pipe, the secondary internal-quirk in described stage casing forms the independent gas combustion chamber of relative closure, the secondary internal-quirk in a upper stage casing connects into relevant one group to the secondary internal-quirk in next stage casing of next-door neighbour by chamber passage, chamber passage below upper shutoff dividing plate and from pass in a main internal-quirk between next stage casing pair internal-quirk of the secondary internal-quirk in stage casing and next-door neighbour, the 3rd described combustion heater comprises the 3rd combustion chamber, the 3rd air enters arm, the 3rd coal gas enters arm, the 3rd accumulation of heat chamber, the 3rd heat storage and the 3rd combustion exhaust exhaust outlet, the 3rd described combustion chamber is the secondary internal-quirk in stage casing, the 3rd described coal gas enters arm and through extending upward through quirk partition wall inside, leads to the 3rd combustion chamber from the bar bow below of quirk bow, it is the secondary internal-quirk in stage casing, the 3rd accumulation of heat chamber is arranged on the body of heater of bar bow below, the 3rd heat storage is placed in the 3rd accumulation of heat chamber, the 3rd one end, accumulation of heat chamber is led to three combustion chamber bottom from the below of the bar bow of quirk bow through extending upward through quirk partition wall inside by extending passage, the 3rd accumulation of heat chamber the other end is connected to respectively the 3rd air and enters arm and the 3rd combustion exhaust exhaust outlet, in like manner, the 4th burning heater structure is identical with the 3rd burner, and wherein the 4th combustion chamber is connected and formed associated one group by chamber passage with the 3rd combustion chamber.

4. the continuous coking apapratus of a kind of coal heat decomposition stove according to claim 1, it is characterized in that: described outer gas-operated thermal bath facility is mainly divided into the heating of upper, middle and lower segment formula, and every section forms by organizing identical the first combustion heater of structure and the second combustion heater more.

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