CN103087728A - 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 the stove coal proportioning, dewater, advance coal, preheating, charing, burnt upgrading, dried each processing step such as put out is relatively independent, can not produce continuously, production efficiency is low; In addition, the raw gas that produces in the pyrolysis of coal process contains 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 the complete Continuous coking of a cover 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 with the charing of coal, burnt upgrading, the dried technique such as put out, and realizes Continuous coking, has improved coking efficient, has reduced the coking cost.

Realize that the technical scheme that above-mentioned purpose is taked is:

a kind of continuous coking apapratus of 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 in the middle part of body of heater, comprises that mainly coking chamber, outer combustion gas heating unit, internal combustion heating unit, quirk bow consist of, coking chamber consists of an annulus by the inside and outside ringwall of fire-resistant thermally conductive material above being positioned at the quirk bow, being centered around coking chamber exterior wall ring periphery is outer combustion gas heating unit, wherein main one group of above identical first combustion heater of structure of outer combustion gas heating unit and the second combustion heater and gas reversing system consist of, be the internal combustion heating unit in the ringwall ring in coking chamber, the 3rd combustion heater that the main one group of above structure of internal combustion heating unit is identical and the 4th combustion heater and quenching waste gas heater consist of, described burnt modifying apparatus is arranged at and is positioned in the body of heater furnace chamber on the quirk bow, burnt upgrading chamber is formed at the bottom that comprises coking chamber, the main internal-quirk bottom of internal combustion heating unit, the secondary internal-quirk of hypomere, the center ring circummure of internal combustion heating unit 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 the hole, the described dried device that puts out arranges pyrolysis of coal furnace chamber meta in coking chamber, burnt modifying apparatus, below internal combustion heating unit and quirk bow, comprise high temperature coke quencher, low temperature coke quencher, quenching bridge bow, the 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 between high temperature coke quencher and low temperature coke quencher and comprises bridge bow, wind assembling set, the dried circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., the dried pipe that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., bridge more than at least one bow is partitioned at an angle spoke shape with high temperature coke quencher and low temperature coke quencher's axle center and arranges in the dried 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 the semisphere blast cap, and the lower openings of wind assembling set is towards low temperature coke quencher, the dried pipe that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is arranged in the bridge bow, and the dried Guan Yiduan of relieving dizziness, high fever, infantile convulsions, epilepsy, etc. leads to wind assembling set, and the other end leads to the dried circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and the dried circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. links 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 combustion gas heating unit 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 the waste gas exhaust outlet, the first accumulation of heat chamber is arranged in the body of heater exterior wall, the first heat storage arranges in the first accumulation of heat chamber, the first accumulation of heat chamber one end leads to the first bottom, combustion chamber, the other end is connected to respectively the first air and enters arm and the first combustion exhaust exhaust outlet, described the second 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 the waste gas exhaust outlet, the second accumulation of heat chamber also is arranged in the body of heater exterior wall, the second heat storage arranges in the second accumulation of heat chamber, the second accumulation of heat chamber one end leads to the second bottom, combustion chamber, and the other end is connected to respectively the second air and enters arm and the second combustion exhaust exhaust outlet, be provided with the combustion chamber through hole between described the first combustion chamber and the second combustion chamber, 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 to be in charge of to be in charge of with the first air with the first combustion exhaust 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 above lower wall, and upper dish correspondence respectively 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, described the first air is in charge of and is entered arm with the first air and connect, and simultaneously, described the first gas manifold and the first coal gas enter arm and connects, and described the first combustion exhaust was in charge of with the first combustion exhaust exhaust outlet and was connected simultaneously this moment, in like manner, the second air is in charge of and is entered arm with the second air and connect, and simultaneously, the second coal gas bustle pipe enters arm with 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 internal combustion heating unit 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 with the center ringwall that is positioned at the coking chamber ringwall and at least the internal-quirk partition wall be divided into main internal-quirk arranged side by side more than at least one group, secondary internal-quirk, 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, be provided with waste gas on quirk partition wall between the secondary internal-quirk of described epimere and main internal-quirk and gang up the hole, the hot waste gas exhaust channel is offered at the secondary internal-quirk of epimere and main internal-quirk top, on the quirk partition wall between the secondary internal-quirk of described hypomere and main internal-quirk, quirk is set and gangs up the hole, described center ring circummure becomes centre channel, with upper shutoff dividing plate concordant place, one channel partition is set in centre channel, centre channel is separated into, lower two portions, be that the formation buffer zone is divided on top, formation high temperature combustible exhaust gas admission passage is divided in the bottom, ringwall top, center is provided with the waste gas that connects buffer zone and main internal-quirk and the secondary internal-quirk of epimere and enters the hole, ringwall bottom, center is provided with the combustible exhaust gas that connects high temperature combustible exhaust gas admission passage and main internal-quirk and the secondary internal-quirk of hypomere and enters the hole, described tonifying Qi circuit is arranged on the 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, pass to extend upwardly to below the bar bow of quirk bow and 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 a main internal-quirk between next stage casing pair internal-quirk of the secondary internal-quirk in stage casing and next-door neighbour, described the 3rd 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, described the 3rd combustion chamber is the secondary internal-quirk in stage casing, described the 3rd coal gas enters arm and passes from the bar bow below of quirk bow and extend upward through quirk partition wall inside leading to the 3rd combustion chamber, 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 accumulation of heat chamber one end passes from the below of the bar bow of quirk bow and extends upward through quirk partition wall inside leading to the 3rd bottom, combustion chamber 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 by chamber passage with the 3rd combustion chamber and consisted of related one group.

Preferably, described outer combustion gas heating unit mainly is 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 consist of.

The characteristics of Continuous coking of the present invention be with pyrolysis of coal charing, upgrading, the dried process integration that puts out in the hot body of heater of same coal, make charing, upgrading, dried 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.

Description of drawings

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 (in Figure 11 u-u place sectional view);

Figure 10 is the quirk bow schematic diagram (in Figure 11 t-t place sectional view) 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 the 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 following whole the 4th part in detail.

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, crushed particles is formed into the stove coal below 5mm, certainly coal heat decomposition stove of the present invention to other proportioning and granular size to enter the stove coal applicable equally, do not consist of the required restriction that enters the stove coal dust of coal heat decomposition stove of the present invention.

The second part enters the stove coal dewatering

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

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

Entering the 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 the stove coal.

First segment enters the stove coal and advances coal and advance device for coal and be used for inputting and enter the stove coal after 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 the stove coal with preheating to what reduce through temperature after carrying.

The enter stove coal of the 3rd joint after preheating regulated and is arranged on upper of furnace body into stove coal surge bunker and is positioned at the 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 the 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, comprises that mainly coking chamber 61, outer combustion gas heating unit 64, internal combustion heating unit 67, quirk bow 65 consist of, as shown in Figure 2: coking chamber 61 is by in fire-resistant thermally conductive material, outer ring wall 612, 611 consist of an annulus, being centered around coking chamber exterior wall 611 ring peripheries is outer combustion gas heating unit 64, wherein outer combustion gas heating unit 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 consist of, in addition, as shown in figure 15: because coking chamber 61 is highly higher, wherein outer combustion gas heating unit 64 mainly is 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 consists of.

As shown in Figure 6: be internal combustion heating unit 67 in ringwall 612 rings in coking chamber, internal combustion heating unit 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, described the first combustion heater 62 comprises that mainly 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 passes body of heater 91 exterior walls and lead in the first combustion chamber 621.

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, the first accumulation of heat chamber 626 1 ends lead to 621 bottoms, the first combustion 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: enter at the first air and be provided with the first one-way air valve 629, the first one-way air valves 629 between arm 627 and the first accumulation of heat chamber 626 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 chamber 621; Be provided with the first unidirectional waste gas valve 620 between the first combustion exhaust exhaust outlet 628 and the first accumulation of heat chamber 626, the first unidirectional waste gas valve 620 allows the gas-fired waste gas first accumulation of heat chambeies 626 of flowing through from the first combustion chamber 621, discharge (certainly from the first combustion exhaust exhaust outlet 628 at last, adopt gas reversing system 66 as described below, be in charge of 6671 when air supervisor the 667 and first air and connect, air supervisor the 667 and second air is in charge of 6673 and is in cut-out; 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 and is in and is connected, and can play the effect of replacement 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 comprises that mainly 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 passes body of heater 91 exterior walls and lead in the first combustion chamber 601.

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, the second accumulation of heat chamber 606 1 ends lead to 601 bottoms, the second combustion chamber, the other end is connected to respectively the second air and enters arm 607 and the second combustion exhaust exhaust outlet 608, enter between arm 607 and the second accumulation of heat chamber 606 at the second air 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, be provided with the second unidirectional waste gas valve 600 between the second combustion exhaust exhaust outlet 608 and the second accumulation of heat chamber 606, the second unidirectional waste gas valve 600 allows the gas-fired waste gas second accumulation of heat chambeies 606 of flowing through from the second combustion chamber 601, discharge (certainly from the second combustion exhaust exhaust outlet 608 at last, adopt gas reversing system 66 as described below, being in charge of 6671 when air supervisor the 667 and first air cuts off, air supervisor the 667 and second air is in charge of 6673 and is in connection, meanwhile, combustion exhaust supervisor the 669 and first combustion exhaust is in charge of 6691 and also is 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 and is consisted of related one group, in this example, outer combustion gas heating unit 64 is provided with quirk partition wall 625 partition walls outside 18 roads altogether, forms 9 groups of related burning groups; In addition, as shown in figure 15; Because coking chamber 61 is highly higher, wherein outer combustion gas heating unit 64 mainly is divided into the heating of upper, middle and lower segment formula, and every section has 9 groups of identical first combustion heaters 62 of structure, the second combustion heater 60 to consist of.

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

1, when the coal gas in the first combustion chamber 621 burns, purified gas after the 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 described first unidirectional waste gas valve 620 is closed, after the hot waste gas that produces leads to 6251 holes and enters the second combustion chamber 601 by the combustion chamber, 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 the 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 warm air combustion-supporting the second combustion chamber 601; Meanwhile, the described second unidirectional waste gas valve 600 is closed, after hot waste gas after gas-fired in the second combustion chamber 601 enters 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 carried out with the 2nd step alternate cycles.

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

As shown in figure 14: chamber temperature table 6203 links with industry control center 90, automatically gathers the temperature datas of chamber temperature tables 6203 by industry control center 90.

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: on coil 661 and be fitted in lower wall 662 tops, upper dish 661 correspondence respectively 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 and realizes that air supervisor 667 constantly is in charge of the 6671 and second air with the first air and is in charge of 6673 and connects 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 constantly is 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 opposite with the first air).

As shown in Fig. 1, Fig. 5-1, also be provided with two groups of bustle pipes in the periphery of body of heater 91, 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 with the first air and is entered arm 627 and link up, and the first air is 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 consist of same paths; Meanwhile, the first coal gas bustle pipe 6684 enters arm 622 with 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 arm 622 and the first combustion chamber 621 consists of same paths; This moment simultaneously, the first combustion exhaust bustle pipe 6694 is the first combustion exhaust to be in charge of the 6681 and first combustion exhaust exhaust outlet 628 link up, and the first combustion exhaust is in charge of the 6681, first combustion exhaust exhaust outlet 628, the first accumulation of heat chamber 626 and combustion chamber 621 consists of same paths;

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

In addition; as shown in figure 14; this example comprises that also gas reversing system controller 906 is used for rotation reversing motor 663, air blower 664, gas fan 665, exhaust gas fan 666 are controlled; reversing system electric controller 906 links with upper industry control center 90 again; certainly from electric control theory; in this example, rotation reversing motor 663, air blower 664, gas fan 665, exhaust gas fan 666 also can directly be subjected to industry control center 90 controls, so the restriction that gas reversing system controller 906 does not consist of this routine protection domain is set herein.

As Fig. 1, Fig. 5-1 and Fig. 2～shown in Figure 5, the heating means of outer combustion gas heating unit 64 are:

(1) the rotation reversing motor 663 upper dishes 661 of drive of gas reversing system 66 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 and is in dissengaged positions; Simultaneously, coal gas supervisor the 668 and first gas manifold 6681 also is 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 is responsible for the 669 and second combustion exhaust and is in charge of 6693 and is in the state of being connected;

(2) air blower 664 blasts air supervisor 667, air with air and is in charge of the 6671, first air bustle pipe 6674, the first air through air pipe connecting 6672, the first air successively and enters arm 627 and enter into the first accumulation of heat chamber 626, enters in the first combustion chamber 621 after the heat that utilizes the first heat storage 623 to discharge heats air, simultaneously, gas fan 665 blasts coal gas supervisor 668 with raw gas through obtaining purified gas 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 with the first combustion exhaust and is in the phase dissengaged positions, and corresponding combustion exhaust supervisor the 669 and second combustion exhaust is in charge of 6693 and is 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, carry out after absorbing and cooling temperature from the second combustion exhaust exhaust outlet 608 through the second heat storage 603 in the second accumulation of heat chamber 606 again, 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 after a while burning, the rotation reversing motor 663 of gas reversing system 66 drives upper dish 661 backward rotation on lower wall 662, air supervisor the 667 and first air is in charge of 6671 and is cut off, air supervisor the 667 and second air is in charge of 6673 and is 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 also is connected, and corresponding combustion exhaust supervisor 669 and the second combustion exhaust are in charge of 6693 also dissengaged positions mutually,

(4) air blower 664 blasts air supervisor 667, air with air and is in charge of the 6673, second air bustle pipe 6675, the second air through air pipe connecting 6672, the second air successively and enters arm 607 and enter into the second accumulation of heat chamber 606, enters in the second combustion chamber 601 after the heat that utilizes the second heat storage 603 in the second accumulation of heat chamber 606 to discharge heats air, simultaneously, gas fan 665 blasts coal gas supervisor 668 with raw gas through obtaining purified gas 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 669 is in charge of 6693 with the second combustion exhaust and is in dissengaged positions mutually, so the waste gas in the second combustion chamber 601 after gas-fired can only enter in the first combustion chamber 621 by the combustion chamber through hole 6251 on outer quirk partition wall 625 tops, again through the first accumulation of heat chamber 626, in the first heat storage 603 absorbing and cooling temperatures after, at last 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 combustion gas heating unit 64 combustion principle are that the waste gas that generates enters the second combustion chamber 601 from combustion chamber through hole 6251 after gas-fired in the first combustion chamber 621, the second heat storage 603 is discharged after to its exhaust-heat absorption cooling in the second combustion chamber 601 and the second accumulation of heat chamber 606.

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

In sum, this gas two by the gas reversing system advances the mode of operation of the regenerative heat exchange of a mode of operation that outes and regenerative heat exchanger, realize two groups of combustion heater alternate combustion, be that the gas reversing system is sent into air, purified gas burning to the combustion chamber of the first combustion heater, hot waste gas after sucking-off is burnt from the combustion chamber of the second combustion heater simultaneously, the second heat storage absorbing and cooling temperature of hot waste gas in the second regenerative heat exchanger of the second combustion heater become the relatively low low temperature waste gas of temperature and discharge; In like manner, the gas reversing system is sent into air, purified gas burning to the combustion chamber of the second combustion heater, hot waste gas after sucking-off is burnt from the combustion chamber of the first combustion heater simultaneously, the first heat storage absorbing and cooling temperature of hot waste gas in the first regenerative heat exchanger of the first combustion heater become 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 taken full advantage of, improve the efficiency of combustion of the coal gas in the combustion chamber, can carry out to a certain degree cooling to the waste gas after gas-fired again, need not consume the external energy, play energy-saving and cost-reducing purpose, save the coking cost.

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

As Figure 11, shown in Figure 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 with the center ringwall 634 that is positioned at coking chamber ringwall 612 and at least internal-quirk partition wall 635 be divided into main internal-quirk 636 arranged side by side more than at least one group, secondary internal-quirk 637, as shown in Figure 8,6 main internal-quirks 636 of this example and 6 secondary internal-quirks 637 form 6 groups of internal-quirks 631 altogether side by side.

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 with 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; Be provided with waste gas on quirk partition wall 635 between the secondary internal-quirk 6375 of epimere and main internal-quirk 636 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 Figure 11, shown in Figure 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 and the secondary internal-quirks 6373 of 6 hypomeres and main internal-quirk 636 are connected be in the same place respectively.

As shown in figure 11, center ringwall 634 surrounds centre channel 638, with upper shutoff dividing plate 6371 concordant place, one channel partition 6382 is set in centre channel 638, 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 the bottom, formation buffer zone 6381 is divided on top.

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

As Figure 11, Figure 10, shown in Figure 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 below the bar bow 651 of quirk bow 65 extend upwardly to major and minor internal-quirk 636,637 between the inside of quirk partition wall 635.

As Figure 11, shown in Figure 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 also is arranged on the inside of major and minor internal-quirk 636,637 quirk partition wall 635, 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, leads to main internal-quirk 636.

As Figure 11, shown in Figure 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 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 Figure 7, the secondary internal-quirk 6374 in two stage casings in secondary internal-quirk 637 (is namely 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 completely identical, comprise that also 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 Figure 11, shown in Figure 6, need explanation different be that the 3rd combustion chamber 681 of the 3rd burning heater 68 is the secondary internal-quirks 6374 in stage casing, namely by gas-fired quirk relatively airtight between upper and lower shutoff dividing plate 6371,6372.

as Figure 11, Figure 10, shown in Figure 9: the 3rd coal gas enters arm 682 and passes below the bar bow 651 of quirk bow 65 and extend upward through quirk partition wall 635 inside leading to the 3rd combustion chamber 681 (being the secondary internal-quirk 6374 in stage casing), the 3rd accumulation of heat chamber 686 is arranged on the body of heater 91 of bar bow 651 belows, the 3rd heat storage 683 is placed in the 3rd accumulation of heat chamber 686, the 3rd accumulation of heat chamber 686 1 ends pass below the bar bow 651 of quirk bow 65 by extending passage 6861, extend upward through quirk partition wall 635 inside leading 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 by chamber passage 6305 with the 3rd combustion chamber 681 and consisted of related one group (shown in Figure 7).

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 be in charge of the 6671, first combustion exhaust 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 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 be in charge of the 6673, second combustion exhaust 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 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 completely identical, repeat no more here.

These routine internal combustion heating unit 67 Method And Principles 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 the tonifying Qi combustion heating, and the secondary internal-quirk 6374 in stage casing is the purified gas combustion heatings that utilize in addition after the raw gas reclaiming clean.

These routine internal combustion heating unit 67 methods are: (1), enter when the high temperature combustible exhaust gas admission passage 6383 of high temperature combustible exhaust gas from centre channel 638 bottoms, entering hole 639 through combustible exhaust gas enters in main internal-quirk 636 and the secondary internal-quirk 6373 of hypomere, the high temperature combustible exhaust gas temperature that has just entered is higher generally all at 1000 ℃～1100 ℃, but rise externally acting heat radiation in main internal-quirk 636 and the secondary internal-quirk 6373 of hypomere along with waste gas, temperature can reduce;

(2), at this moment give the air that fills in main internal-quirk 636 and the secondary internal-quirk 6373 of hypomere by blowdown pipe 6321, thereby make the high temperature combustible exhaust gas obtain airborne oxygen burning, the amount of the combustible gas in the 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, mix in main quirk 636 with the waste gas after the high-temperature combustible gas body in main internal-quirk 636 and burning and rise, along with the waste gas after mixed high-temperature combustible gas body and burning can be to providing heat and externally acting for the pyrolysis of coal in coking chamber 61 by ringwall in coking chamber 612 in uphill process, temperature can reduce gradually;

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

(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 the waste gas that connects buffer zone 6381 and main internal-quirk 636 and the secondary internal-quirk 6375 of epimere and enter hole 6301, be provided with waste gas and gang up hole 6303 on the quirk partition wall 635 between main internal-quirk 636 and the secondary internal-quirk 6375 of epimere, fully mutually connect between the secondary internal-quirk 6375 of each main internal-quirk 636 and epimere, make the waste gas after tonifying Qi is for the second time burnt to mix fully mutually, reaching samming between the secondary internal-quirk 6375 of place master's internal-quirk 636 and epimere all presses, balanced heat and temperature is provided for the pyrolysis of coal on whole coking chamber 61 tops,

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

(7), meanwhile, in order to make up the quantity not sufficient of the combustible gas in the high-temperature combustible gas body, be not enough to provide the required heat of coking chamber 61 pyrolysis of coal and the defective of temperature, and can taking full advantage of the raw gas that produces in the 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 raw gas through the burning of the purified gas after reclaiming clean, namely add heat in the secondary internal-quirk 637 in stage casing, enough heat and temperature are provided not only for coking chamber 61 pyrolysis of coal, improved again simultaneously the utilization ratio of raw gas, minimizing is discharged in atmosphere, avoid atmospheric pollution, protected environment.

The burnt upgrading of second section

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

As Figure 12, Figure 11, Fig. 9, shown in Figure 15, burnt modifying apparatus 610, be arranged at and be positioned in body of heater 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 center ringwall 634 bottoms are provided with the combustible exhaust gas that connects high temperature combustible exhaust gas admission passage 6383 and main internal-quirk 636, the secondary internal-quirk 6373 of hypomere and enter hole 639.

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: outside body of heater exterior wall by heat insulating refractory material is incubated, inside enters hole 639 with the 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 that has particularly just entered just is fit to burnt upgrading between 1000 ℃～1100 ℃, make coke retain certain hour in burnt upgrading chamber, fully contact between the coke briquette grain, carry out each other heat transmission, reach evenly purpose 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 internal combustion heating unit 67 in coking chamber, center ringwall 634 all is arranged in furnace chamber, need quirk bow 65 to provide support for it, the laying of various pipelines is provided for again simultaneously internal combustion heating unit 67, as Figure 11, shown in Figure 10, quirk bow 65 is arranged on coking chamber 61, internal combustion heating unit 67, in the furnace chamber of burnt modifying apparatus 610 belows, mainly comprise the bar bow 651 of some, fire bow center ringwall 652, ringwall 652 middle parts, fire bow center form high temperature combustible exhaust gas passage 653, bar bow 651 1 ends are fixed on fiery bow center ringwall 652, the other end is fixed on body of heater 91, bar bow 651 bends ringwall 652 centers, the center radial layout of scattering in interval at a certain angle around fire, fire bow 651 in this example is 12 bows, the master of quantity and internal combustion heating unit 67, secondary internal- quirk 636, 637 sums are consistent.

as Figure 11, shown in Figure 10, article one, the extension passage 6861 that the 3rd coal gas enters arm 682 and the 3rd accumulation of heat chamber 686 is set in the body of wall of fire bow 651, a blowdown pipe 6321 that tightly arranges in the body of wall of another adjacent fire bow 651, secondary air compensating pipe 6322, provide convenience for the pipeline laying of internal combustion heating unit 67, article 6, 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 in the body of wall of fire bow 651, 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 internal combustion heating unit 67 orderly, be unlikely to interfere.

The 4th joint dry coke quenching

Higher through the coke temperature after upgrading, generally all at 1000 ℃～1100 ℃, need to carry out cooling could the convenience to high temperature coke and carry and store, the dried device 7 that puts out need to be arranged.

As shown in Figure 12 and Figure 13, the dried device 7 that puts out is arranged on quirk bow 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 high temperature coke quencher 71 and low temperature coke quencher 72, and quenching bridge bow 73 comprises that bridge bow 731, wind assembling set 74, the dried circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., dried relieving dizziness, high fever, infantile convulsions, epilepsy, etc. manage 77; Article 6, bridge bow is partitioned at an angle spoke shape with high temperature coke quencher 71 and low temperature coke quencher 72 axle centers and arranges in the dried circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., bridge bow 731 middle parts form 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 dried pipe 77 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is arranged in bridge bow 731, and dried pipe 77 1 ends that relieve dizziness, high fever, infantile convulsions, epilepsy, etc. lead to wind assembling set 74, and the other end leads to the dried circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and the dried circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. links 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 the hole.

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

The dried 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 internal combustion heating unit 67 of outer combustion gas heating unit 64, the 4th combustion heater 69 is introduced quenching exhaust gas fan 75, because the waste gas after gas-fired becomes the relatively low low temperature waste gas of temperature respectively naturally after the heat storage heat absorption;

(2) utilize quenching exhaust gas fan 75 that low temperature waste gas is passed through blast pipe 761 successively, the dried circuit 76 that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., the dried 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, the 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, 71 neutralizations of high temperature coke quencher are lowered the temperature from the coke that high temperature coke quencher 71 falls to low temperature coke quencher 72, this example adopts air-cooled form STRENGTH ON COKE to lower the temperature, therefore be referred to as dried putting out,

(3) in addition, this example is dried to be put out device 7 and also can produce a certain amount of high-temperature combustible gas body dried in putting out process, because, contain the high temperature coke that a small amount of moisture content runs into after burnt upgrading in one, low temperature waste gas chemical reaction can occur, produce some inflammable gass; Two, also there is the not clean-burning inflammable gas of part in low temperature waste gas itself; 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, fiery bow center, thereby source of the gas are provided for the major and minor quirk 636,637 of the internal combustion heating unit 67 of coal heat decomposition stove.

The waste gas that produces after the outer combustion gas heating unit of the purified gas process coal heat decomposition stove after the raw gas reclaiming clean that the low temperature waste gas of lifting in this example refers to produce in the pyrolysis of coal process and the burning of the combustion heater in the internal combustion heating unit, become cryogenic gas after the heat storage absorbing and cooling temperature of this waste gas in the accumulation of heat chamber, trunk puts out device and is also advantageous in that utilizing the incombustibility of combustion exhaust own to replace having now uses inert nitrogen to carry out dried 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 take full advantage of the raw gas that produces in the 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 the 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 the stove coal enters pyrolysis of coal carbonizing apparatus 6 to be heated the generation pyrolysis;

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

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

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

Wherein in (1) step, heating means derive the raw gas that pyrolysis of coal in pyrolysis of coal carbonizing apparatus 6 produces, utilize raw gas to carry again to return to burn through the purified gas after reclaiming clean and provide required heat and temperature to pyrolysis of coal, comprise the purified gas burning heating method in outer combustion gas heating means and internal combustion heating means, described outer combustion gas heating means and internal combustion heating means are specifically seen with the introduction in the 4th part the first chapters and sections.

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

The characteristics of this routine Continuous coking are, with pyrolysis of coal charing, upgrading, the dried process integration that puts out in the hot body of heater of same coal, make charing, upgrading, dried 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. the continuous coking apapratus of a 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 in the middle part of body of heater, comprises that mainly coking chamber, outer combustion gas heating unit, internal combustion heating unit, quirk bow consist of, coking chamber consists of an annulus by the inside and outside ringwall of fire-resistant thermally conductive material above being positioned at the quirk bow, being centered around coking chamber exterior wall ring periphery is outer combustion gas heating unit, wherein main one group of above identical first combustion heater of structure of outer combustion gas heating unit and the second combustion heater and gas reversing system consist of, be the internal combustion heating unit in the ringwall ring in coking chamber, the 3rd combustion heater that the main one group of above structure of internal combustion heating unit is identical and the 4th combustion heater and quenching waste gas heater consist of, described burnt modifying apparatus is arranged at and is positioned in the body of heater furnace chamber on the quirk bow, burnt upgrading chamber is formed at the bottom that comprises coking chamber, the main internal-quirk bottom of internal combustion heating unit, the secondary internal-quirk of hypomere, the center ring circummure of internal combustion heating unit 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 the hole, the described dried device that puts out arranges pyrolysis of coal furnace chamber meta in coking chamber, burnt modifying apparatus, below internal combustion heating unit and quirk bow, comprise high temperature coke quencher, low temperature coke quencher, quenching bridge bow, the 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 between high temperature coke quencher and low temperature coke quencher and comprises bridge bow, wind assembling set, the dried circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., the dried pipe that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., bridge more than at least one bow is partitioned at an angle spoke shape with high temperature coke quencher and low temperature coke quencher's axle center and arranges in the dried 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 the semisphere blast cap, and the lower openings of wind assembling set is towards low temperature coke quencher, the dried pipe that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. is arranged in the bridge bow, and the dried Guan Yiduan of relieving dizziness, high fever, infantile convulsions, epilepsy, etc. leads to wind assembling set, and the other end leads to the dried circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc., and the dried circuit that relieves dizziness, high fever, infantile convulsions, epilepsy, etc. links 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 combustion gas heating unit 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 the waste gas exhaust outlet, the first accumulation of heat chamber is arranged in the body of heater exterior wall, the first heat storage arranges in the first accumulation of heat chamber, the first accumulation of heat chamber one end leads to the first bottom, combustion chamber, the other end is connected to respectively the first air and enters arm and the first combustion exhaust exhaust outlet, described the second 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 the waste gas exhaust outlet, the second accumulation of heat chamber also is arranged in the body of heater exterior wall, the second heat storage arranges in the second accumulation of heat chamber, the second accumulation of heat chamber one end leads to the second bottom, combustion chamber, and the other end is connected to respectively the second air and enters arm and the second combustion exhaust exhaust outlet, be provided with the combustion chamber through hole between described the first combustion chamber and the second combustion chamber, 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 to be in charge of to be in charge of with the first air with the first combustion exhaust 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 above lower wall, and upper dish correspondence respectively 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, described the first air is in charge of and is entered arm with the first air and connect, and simultaneously, described the first gas manifold and the first coal gas enter arm and connects, and described the first combustion exhaust was in charge of with the first combustion exhaust exhaust outlet and was connected simultaneously this moment, in like manner, the second air is in charge of and is entered arm with the second air and connect, and simultaneously, the second coal gas bustle pipe enters arm with 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 internal combustion heating unit 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 with the center ringwall that is positioned at the coking chamber ringwall and at least the internal-quirk partition wall be divided into main internal-quirk arranged side by side more than at least one group, secondary internal-quirk, 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, be provided with waste gas on quirk partition wall between the secondary internal-quirk of described epimere and main internal-quirk and gang up the hole, the hot waste gas exhaust channel is offered at the secondary internal-quirk of epimere and main internal-quirk top, on the quirk partition wall between the secondary internal-quirk of described hypomere and main internal-quirk, quirk is set and gangs up the hole, described center ring circummure becomes centre channel, with upper shutoff dividing plate concordant place, one channel partition is set in centre channel, centre channel is separated into, lower two portions, be that the formation buffer zone is divided on top, formation high temperature combustible exhaust gas admission passage is divided in the bottom, ringwall top, center is provided with the waste gas that connects buffer zone and main internal-quirk and the secondary internal-quirk of epimere and enters the hole, ringwall bottom, center is provided with the combustible exhaust gas that connects high temperature combustible exhaust gas admission passage and main internal-quirk and the secondary internal-quirk of hypomere and enters the hole, described tonifying Qi circuit is arranged on the 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, pass to extend upwardly to below the bar bow of quirk bow and 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 a main internal-quirk between next stage casing pair internal-quirk of the secondary internal-quirk in stage casing and next-door neighbour, described the 3rd 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, described the 3rd combustion chamber is the secondary internal-quirk in stage casing, described the 3rd coal gas enters arm and passes from the bar bow below of quirk bow and extend upward through quirk partition wall inside leading to the 3rd combustion chamber, 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 accumulation of heat chamber one end passes from the below of the bar bow of quirk bow and extends upward through quirk partition wall inside leading to the 3rd bottom, combustion chamber 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 by chamber passage with the 3rd combustion chamber and consisted of related one group.

4. the continuous coking apapratus of a kind of coal heat decomposition stove according to claim 1, it is characterized in that: described outer combustion gas heating unit mainly is 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 consist of.

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