CN103897712A - Transverse alternately heating device of vertical coke-extracting type coke oven - Google Patents
Transverse alternately heating device of vertical coke-extracting type coke oven Download PDFInfo
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- CN103897712A CN103897712A CN201410159982.9A CN201410159982A CN103897712A CN 103897712 A CN103897712 A CN 103897712A CN 201410159982 A CN201410159982 A CN 201410159982A CN 103897712 A CN103897712 A CN 103897712A
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Abstract
The invention discloses a transverse alternately heating device of a vertical coke-extracting type coke oven. The transverse alternately heating device comprises a cuboid-shaped combustion chamber, wherein the upper part and the lower part of the interior of the combustion chamber are respectively provided a plurality of duplex horizontal flame paths, including upper and lower adjacent horizontal flame paths between a clapboard brick is arranged; a spanning hole is preserved between one end of the clapboard brick and the side wall of an inner cavity of the combustion chamber, and a circulating hole is preserved in a position, close to the outer wall, of the other end of the clapboard brick, the outer wall, close to one side of the circulating hole, of each flame path is provided with a poor gas/smoke port and an air/smoke port; or the center in the combustion chamber is provided with a partition to divide the combustion chamber into a left chamber and a right chamber which are symmetrical. The horizontal flame paths are used for combusting and heating so that the regenerators are respectively arranged at two sides or at one side of the coke oven to empty the lower part of a coking chamber, the gas circulating path is short, the heating device is uniform to heat and convenient to adjust, the complex structure relation at the upper part and the lower part of an existing coke oven regenerator is changed, the long and short chutes in the chute region are cancelled, the number of the abnormal bricks is reduced, the investment is lowered, the furnace body structure is simplified, and the production operation is convenient.
Description
Technical field
The horizontal alternately heating unit that the present invention relates to a kind of vertical coke discharging formula pit kiln, belongs to metallurgical industry coking industry coking technology field.
Background technology
Existing heating coke-oven system is divided three regions along the vertical upper, middle and lower of body of heater, in upper of furnace body, the horizontal interphase distribution of dozens of coking chamber and dozens of combustion chamber, heated air is burnt in combustion chamber, and supply with coking chamber heat is provided, each combustion chamber is made up of more than 30 flues, every two flues twinflue that partners, vertical combustion heating, bottom, combustion chamber is connected by long and short chute with regenerator top, and regulates flue heating uniformity by the adjusting brick of outlet; At body of heater middle part, the dozens of regenerator that distributing, for Mist heat recovering and preheating heated air; At lower portion of furnace body, the heated air that distributing pipeline and reversing valve, stopping valve, variable valve etc., also have bottom flue, point flue, exhaust gas disc simultaneously, the double-edged fine-toothed comb brick that horizontal bottom flue distributes by its top is connected with regenerator bottom, double-edged fine-toothed comb brick distributes vertical vertical discharged gas fume or the heated air that become laterally/laterally become for adjusting, horizontal bottom flue communicates with a point flue by exhaust gas disc, switch heated air and discharged gas fume by exchange board, reversing valve by pipeline, stopping valve, variable valve etc. switch and regulate heated air.
As can be seen here, the vertical heating system of existing pit kiln upper, middle and lower irrational distribution, accumulation of heat region, middle part, bottom heated air and flue gas turnover region, lower region in occupation of vertical coke discharging formula pit kiln for gravity coke discharging, the existing processing method of laterally the discharging of the coke is had to by means of auxiliary coke over machinery, discharge of the coke to exist at open environment and pollute, facility investment is high; The vertical burning of flue regulates flue heating gas flow by the adjusting brick of outlet, the double-edged fine-toothed comb brick adjustment that combustion chamber heating uniformity distributes by horizontal bottom flue top distributes vertical vertical discharged gas fume or the heated air balancing flow that become laterally/laterally become, switch and regulate heated air and discharged gas fume, complex structure, operational difficulty by exchange board or reversing valve, stopping valve, variable valve etc.
Summary of the invention
The object of this invention is to provide a kind of horizontal alternately heating unit of vertical coke discharging formula pit kiln, this heating unit combustion chamber several levels heating quirks that distributing up and down, combustion chamber is laterally connected with Heat Room, can outside body of heater, switch and regulate the flow of heated air and discharged gas fume, easy to operate, homogeneous heating, this heating unit can change the complex construction relation that existing pit kiln regenerator distributes up and down, vacate coking chamber bottom critical positions, for the vertical coke discharging of pit kiln provides prerequisite, make pit kiln furnace binding simple, easy to operate, reduce investment.
The horizontal alternately heating unit of vertical coke discharging formula pit kiln, it is characterized in that comprising by silica brick and build into rectangular-shaped combustion chamber by laying bricks or stones, inside, described combustion chamber is respectively equipped with the horizontal quirk of multiple duplexs up and down, between two adjacent horizontal quirks of duplex, separate by silica brick, the horizontal quirk of described duplex comprises, descend the horizontal quirk that is provided with dividing plate brick between adjacent two, described dividing plate brick wherein leaves between one end and the sidewall of combustion chamber inner chamber and crosses over hole, the other end is leaving circulation pore near outer wall displacement, be provided with low-grade gas/flue gas port and air/smoke port at each quirk near the exterior wall of circulation pore one side.
The laterally heating unit alternately of vertical coke discharging formula pit kiln, is characterized in that comprising by silica brick and builds into rectangular-shaped combustion chamber by laying bricks or stones, and combustion chamber central interior is provided with partition wall, and combustion chamber is separated into medianly zygomorphic left chamber and right chamber; Every side cavity is respectively equipped with the horizontal quirk of multiple duplexs up and down, between two adjacent horizontal quirks of duplex, separate by silica brick, the horizontal quirk of described duplex comprises the horizontal quirk that is provided with dividing plate brick between upper and lower adjacent two, between the inner of described dividing plate brick and central partition wall, leave and cross over hole, outer end leaving circulation pore near outer wall displacement, be provided with low-grade gas/flue gas port and air/smoke port at the exterior wall of each quirk.
The above-mentioned heating unit that laterally replaces, also comprise regenerator, each quirk of combustion chamber is connected with corresponding regenerator respectively with air/smoke port by low-grade gas/flue gas port, and described regenerator is for heat exchange that the fume afterheat of combustion chamber discharge and heated air are hocketed in regenerator.
The exterior wall of above-mentioned each quirk is also respectively equipped with coke-oven gas port, and described coke-oven gas port is connected with coke-oven gas standpipe by the coke-oven gas pipe connecting with stopping valve.
There is the vertical coke discharging formula pit kiln that above-mentioned the first laterally replaces heating unit, it is characterized in that comprising that multiple tops are provided with the coking chamber in the hole of coalingging with port lid, multiple heating unit that laterally replaces, described coking chamber and laterally alternately heating unit interval arrange, and each coking chamber is forward and backward is provided with a laterally heating unit alternately;
Described four sides of coking chamber are built by laying bricks or stones and are formed by silica brick, this bottom of carbonization chamber is provided with auto stove-door, below coking chamber and combustion chamber, be provided with airtight coke disposal chamber, in coke disposal chamber, be positioned at auto stove-door below and be provided with two centroclinal Jiao Tai of slipping, being positioned at two and slipping below Jiao Tai outlet and be provided with coke transfer roller of coke disposal chamber, be provided with the dry stove that puts out at the end of coke transfer roller;
Described horizontal alternately heating unit comprises by silica brick builds into rectangular-shaped combustion chamber by laying bricks or stones, inside, described combustion chamber is respectively equipped with the horizontal quirk of multiple duplexs up and down, between two adjacent horizontal quirks of duplex, separate by dividing plate brick, the horizontal quirk of described duplex comprises, descend the horizontal quirk that is provided with dividing plate brick between adjacent two, described dividing plate brick wherein leaves between one end and the sidewall of combustion chamber inner chamber and crosses over hole, the other end is leaving circulation pore near outer wall displacement, be provided with low-grade gas/flue gas port and air/smoke port at each quirk near the exterior wall of circulation pore one side.
There is the vertical coke discharging formula pit kiln that above-mentioned the second laterally replaces heating unit, it is characterized in that comprising that multiple tops are provided with the coking chamber in the hole of coalingging with port lid, multiple heating unit that laterally replaces, described coking chamber and laterally alternately heating unit interval arrange, and each coking chamber is forward and backward is provided with a laterally heating unit alternately;
Described four sides of coking chamber are built by laying bricks or stones and are formed by silica brick, this bottom of carbonization chamber is provided with auto stove-door, below coking chamber and combustion chamber, be provided with airtight coke disposal chamber, in coke disposal chamber, be positioned at auto stove-door below and be provided with two centroclinal Jiao Tai of slipping, being positioned at two and slipping below Jiao Tai outlet and be provided with coke transfer roller of coke disposal chamber, be provided with the dry stove that puts out at the end of coke transfer roller;
Described laterally alternately heating unit comprise by silica brick and build into rectangular-shaped combustion chamber by laying bricks or stones, and combustion chamber central interior is provided with partition wall, and combustion chamber is separated into medianly zygomorphic left chamber and right chamber; Every side cavity is respectively equipped with the horizontal quirk of multiple duplexs up and down, between two adjacent horizontal quirks of duplex, separate by dividing plate brick, the horizontal quirk of described duplex comprises the horizontal quirk that is provided with dividing plate brick between upper and lower adjacent two, between the inner of described dividing plate brick and central partition wall, leave and cross over hole, outer end leaving circulation pore near outer wall displacement, be provided with low-grade gas/flue gas port and air/smoke port at the exterior wall of each quirk.
Above-mentioned vertical coke discharging formula pit kiln, is characterized in that above-mentioned coking chamber includes vertical silica brick partition wall and coking chamber is isolated into two chambers in left and right; Airtight coke disposal chamber side by side, two left and right is set below coking chamber and combustion chamber, and coke disposal chamber, two of left and right lay respectively at coking chamber left chamber, combustion chamber left chamber and the right chamber of coking chamber, the right chamber in combustion chamber under; Bottom at two chambers of coking chamber is respectively equipped with auto stove-door,
In coke disposal chamber, be positioned at auto stove-door below and be provided with two centroclinal Jiao Tai of slipping, being positioned at two and slipping below Jiao Tai outlet and be provided with coke transfer roller of coke disposal chamber, be provided with the dry stove that puts out at the end of coke transfer roller.
Advantage of the present invention: the horizontal alternately heating unit of vertical coke discharging formula pit kiln, combustion chamber adopts horizontal quirk combustion heating, regenerator is divided and be located at pit kiln both sides or a side, vacates coking chamber lower space, for the vertical coke discharging of pit kiln provides prerequisite; Combustion chamber is laterally connected with regenerator, and the connecting passage of combustion chamber and regenerator and adjusting facility thereof are external, and gas communication approach is short, homogeneous heating, easy to adjust, changed the upper and lower complicated structural relation of existing pit kiln regenerator simultaneously, cancel the short chute of the chute head of district, reduce special shaped brick quantity.Therefore, reduce investment, simplified furnace binding, facilitated production operation.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram (side sectional view) that the present invention laterally replaces heating unit.
Fig. 2 is the side sectional view (C-C) of pit kiln of the present invention.
Fig. 3 is the transverse sectional view (B-B) of pit kiln of the present invention.
Fig. 4 is the longitudinal sectional view (A-A) of pit kiln of the present invention.
Fig. 5 is the overall structure schematic diagram (side sectional view) that laterally replaces heating unit with dual cavity of the present invention.
Fig. 6 is the side sectional view (having both sides regenerator) of pit kiln of the present invention.
Fig. 7 is the transverse sectional view (having both sides regenerator) of pit kiln of the present invention.
Fig. 8 is that the coking chamber of pit kiln is the structural representation (side sectional view, the upper right corner indicates the conventional pipelines such as upcast) in top dress, single chamber.
Fig. 9 is that the coking chamber of pit kiln is the structural representation (side sectional view, the upper left corner, the upper right corner indicate the conventional pipelines such as upcast) of top dress, two-chamber
Figure 10 is that the coking chamber of pit kiln is side-mounted structural representation (side sectional view contains tamping charging car in figure).
Wherein, 1, coking chamber, 2, combustion chamber, 3, regenerator, 4, the horizontal quirk of duplex, 5, dividing plate brick, 6, cross over hole, 7, circulation pore, 8, tamping charging car,
15, coke-oven gas standpipe, 16, low-grade gas/flue gas port, 17, air/smoke port, 19, low-grade gas/flue gas inner port, 20, air/smoke inner port,
A2, the hole of coalingging, A3, auto stove-door, A4, port lid, A5, the Jiao Tai that slips, A6, coke transfer roller, A12, coke disposal chamber, A14, silica brick partition wall, A15, the dry stove that puts out, A16, entrance, A17, outlet, A18, the dry cold nitrogen inlet of stove that puts out, A19, the dry cold nitrogen outlet of stove that puts out, A20, the cold nitrogen inlet for the treatment of chamber, A21, the cold nitrogen outlet for the treatment of chamber, A24, wing furnace door, D, tamping charging car.
Embodiment
Structure of the present invention is described further by embodiment below in conjunction with accompanying drawing.
Embodiment 1
The structure that laterally alternately heating unit is single chamber of vertical coke discharging formula pit kiln
As shown in Figure 1, this device comprises by silica brick builds into rectangular-shaped combustion chamber 2 by laying bricks or stones, 2 inside, described combustion chamber are respectively equipped with the horizontal quirk 4 of multiple duplexs up and down, between the adjacent horizontal quirk 4 of two duplexs, separate by dividing plate brick 5, the horizontal quirk 4 of described duplex comprises, descend the horizontal quirk that is provided with dividing plate brick between adjacent two, described dividing plate brick wherein leaves between one end and the sidewall of combustion chamber 2 inner chambers and crosses over hole 6, the other end is leaving circulation pore 7 near outer wall displacement, be provided with low-grade gas/flue gas port one 6 and air/smoke port one 7 at each quirk near the exterior wall of circulation pore 7 one sides.
Shown in Fig. 2 is the structure that above-mentioned horizontal alternately heating unit has been included regenerator 3, each quirk of combustion chamber 2 is connected with corresponding regenerator 3 respectively with air/smoke port one 7 by low-grade gas/flue gas port one 6, and described regenerator 3 is for heat exchange that the fume afterheat of combustion chamber discharge and heated air are hocketed in regenerator 3.
As shown in Figure 3, in order to realize the technique effect that utilizes coke-oven gas heating, the above-mentioned exterior wall that laterally replaces the each quirk of heating unit is also respectively equipped with coke-oven gas port, and described coke-oven gas port is connected with coke-oven gas standpipe 15 by the coke-oven gas pipe connecting with stopping valve.
Have above-mentioned single chamber laterally alternately the vertical coke discharging formula pit kiln structure of heating unit as Figure 1-4,
This vertical coke discharging formula pit kiln, comprise that multiple tops are provided with the coking chamber 1 of the hole A2 that coalings with port lid A4, multiple heating unit that laterally replaces, described coking chamber 1 and laterally alternately heating unit interval arrange, and each coking chamber 1 is forward and backward is provided with a laterally heating unit alternately;
As shown in Figure 8, described 1 four sides of coking chamber are built by laying bricks or stones and are formed by silica brick, this coking chamber 1 bottom is provided with auto stove-door A3, below coking chamber 1 and combustion chamber 2, be provided with airtight coke disposal chamber A12, in the A12 of coke disposal chamber, be positioned at auto stove-door A3 below and be provided with two and centroclinally slip burnt platform A5, being positioned at two and slipping below burnt platform A5 outlet and be provided with coke transfer roller A6 of coke disposal chamber A12, be provided with the dry stove A15 that puts out at the end of coke transfer roller A6.
Above-mentioned vertical coke discharging formula pit kiln can also adopt two-chamber coking chamber 1 as shown in Figure 9, and its left and right sides chamber structure is all similar with single chamber coking chamber, that is:
Above-mentioned coking chamber 1 includes vertical silica brick partition wall A14 and coking chamber 1 is isolated into two chambers in left and right; That is: two left and right airtight coke disposal chamber A12 is side by side set below coking chamber 1 and combustion chamber 2, and two of left and right coke disposal chamber A12 lay respectively at coking chamber left chamber, combustion chamber left chamber and the right chamber of coking chamber, the right chamber in combustion chamber under; Bottom at 1 two chambers of coking chamber is respectively equipped with auto stove-door A3,
In the A12 of coke disposal chamber, being positioned at auto stove-door A3 below is provided with two and centroclinally slips burnt platform 5, being positioned at two and slipping below burnt platform A5 outlet and be provided with coke transfer roller (A6) of coke disposal chamber A12, be provided with the dry stove A15 that puts out at the end of coke transfer roller A6.
Above-mentioned vertical coke discharging formula pit kiln can also adopt a side as shown in figure 10 to have the coking chamber 1 of wing furnace door A24, and when coking, Fig. 8,9 is upper entering and lower leaving, and Figure 10 is that side goes out under near, adopts the tamping charging car D of coke oven one side to coaling, as shown in figure 10.
It is above-mentioned that laterally alternately the heat-processed of heating unit is as follows:
Within a heating period, in the time heating with low-grade gas, low-grade gas and air enter respectively odd number (discussing) heat exchanger channels of regenerator 3 from bottom to top, in regenerator 3, absorb the heat of heat storage, low-grade gas after preheating and air enter respectively the odd number quirk (discussing) of the horizontal quirk of combustion chamber 2 duplex from bottom to top, in odd number quirk, low-grade gas and air diffuser burning, flue gas after burning is crossed over hole 6 by the horizontal quirk of duplex, enter even numbers quirk and emit heat, a small amount of flue gas returns to odd number quirk by circulation pore 7, be used for elongating flame, remain after most of flue gas regenerator 3 discharges waste heat and enter flue gas standpipe.
Within next heating period, low-grade gas and air enter respectively even numbers (discussing) the heat exchanger channels preheating of regenerator 3 from bottom to top, low-grade gas after preheating and air enter the even numbers quirk burning of combustion chamber, enter the horizontal quirk heat release of odd number through crossing over hole, a small amount of flue gas recirculation, enters flue gas standpipe after the odd number heat exchanger channels that a large amount of flue gases enter regenerator discharges waste heat.
Equally, within a heating period, when melt down heating with coke-oven gas, for fear of the pre-thermo-cracking of coke-oven gas, regenerator only need be carried out preheating to air, air after preheating enters the horizontal quirk of combustion chamber odd number, coke-oven gas is without preheating, by coke-oven gas standpipe 15 by the coke-oven gas pipe connecting with stopping valve, directly enter the coke-oven gas port at the horizontal quirk center of combustion chamber odd number, in horizontal quirk, coke-oven gas and two airflow diffusion combustions, flue gas after burning enters the horizontal quirk 4 of even numbers and emits heat, a small amount of flue gas recirculation, a large amount of flue gases enter regenerator 3 and discharge waste heat, flue gas after heat release enters flue gas standpipe and arranges outward.
Within next heating period, even numbers low-grade gas and air heat-exchange subchannel are all walked air, air after preheating is by pipe connecting separately, enter two ports of the horizontal quirk of combustion chamber even numbers, coke-oven gas, without preheating, is directly entered the port at the horizontal quirk center of combustion chamber even numbers, in horizontal quirk by coke-oven gas standpipe, coke-oven gas and two airflow diffusion combustions, repeat above-mentioned steps afterwards.
Institute's combuster is all to horizontal twinflue up and down, and all regenerator are all to horizontal heat exchange passage up and down, all operated by computer program control according to above-mentioned rule, and alternate run, goes round and begins again.
In brief, within a heating period, odd number horizontal quirk in combustion chamber is charge combustion, and even numbers is the heating of giving vent to anger; Correspondingly, regenerator odd number heat exchanger channels is charge heating, and even numbers heat exchanger channels is the heat release of giving vent to anger.Within next heating period, the horizontal quirk of even numbers is charge combustion, and odd number is the heating of giving vent to anger; Equally, even numbers heat exchanger channels is charge heating, and odd number heat exchanger channels is the heat release of giving vent to anger.
The technological process that use the present invention carries out coking is as follows:
Vertical coke discharging periodical operation, adopt as Fig. 8, carbonizing chamber shown in 9, in the time that a coking cycles starts, mobile coal charger is opened charging hole lid, by coalingging, hole packs coking chamber 1 into coal charge, the coal charge high temperature carbonization that is heated in coking chamber, in the time that coke is ripe, coking chamber furnace bottom fire door A3 opens automatically, ripe coke drops to two by self gravitation and slips on burnt sloping platform A5, and be slipped on the hot coke transfer roller of stove group A6 along slipping burnt sloping platform, slip and between burnt sloping platform and hot coke transfer roller, have the burnt plate of gear, slip burnt sloping platform by stent support, hot coke transfer roller is fixed by support.
When adopt shown in Figure 10 coking chamber time, adopt the tamping charging car A24 of coking chamber side to coaling, the same Fig. 8 of other flow processs, 9 situation.
As Fig. 4, hot coke carries A6 machine that coke is transported to dry coke quenching facility quenching in platform position between stove, and hot coke is carried A6 and entered the dry stove A15 that puts out from the dry stove entrance A16 that puts out through charcoal, then discharges from the dry outlet of still A17 that puts out; Coke disposal chamber A12 is connected with water cooler, fly-ash separator, nitrogen blower fan, coke disposal chamber A12 pressure-fired nitrogen circulation, cooling, dedusting, specifically cold nitrogen respectively by dry put out the cold nitrogen inlet A18 of stove, the cold nitrogen inlet A20 for the treatment of chamber enter treatment chamber and dry put out stove carry out cooling after, put out the cold nitrogen outlet A19 of stove and the cold nitrogen outlet A21 for the treatment of chamber discharges from dry; In dry coke quenching facility, coke obtains cooling, and cooling coke is transported to next process.Destructive distillation goes out raw gas and enters effuser by upcast through cross under, enters next process.
The structure that laterally alternately heating unit is dual cavity of vertical coke discharging formula pit kiln
As shown in Figure 5, this device comprises by silica brick builds into rectangular-shaped combustion chamber 2 by laying bricks or stones, and combustion chamber 2 central interior are provided with partition wall 8, and combustion chamber 2 is separated into medianly zygomorphic left chamber and right chamber; Every side cavity is respectively equipped with the horizontal quirk 4 of multiple duplexs up and down, between the adjacent horizontal quirk 4 of two duplexs, separate by dividing plate brick 5, the horizontal quirk 4 of described duplex comprises the horizontal quirk that is provided with dividing plate brick between upper and lower adjacent two, between the inner of described dividing plate brick and central partition wall 8, leave and cross over hole 6, outer end leaving circulation pore 7 near outer wall displacement, be provided with low-grade gas/flue gas port one 6 and air/smoke port one 7 at the exterior wall of each quirk.
With the situation of single chamber, shown in Fig. 6 is the structure that above-mentioned horizontal alternately heating unit has been included regenerator 3, and its situation about being connected with coke-oven gas standpipe 15 as shown in Figure 7.
Laterally alternately the vertical coke discharging formula pit kiln structure of heating unit is as shown in Fig. 5-7 to have above-mentioned dual cavity, and its longitudinal sectional view and Fig. 4 are similar,
This vertical coke discharging formula pit kiln comprises that multiple tops are provided with band port lid A4) coking chamber 1, the multiple laterally heating unit alternately of the hole A2 that coalings, described coking chamber 1 and laterally alternately heating unit interval arrange, and each coking chamber 1 is forward and backward is provided with a laterally heating unit alternately;
As Fig. 8, described 1 four sides of coking chamber are built by laying bricks or stones and are formed by silica brick, this coking chamber A1 bottom is provided with auto stove-door A3, below coking chamber 1 and combustion chamber 2, be provided with airtight coke disposal chamber A12, in the A12 of coke disposal chamber, be positioned at auto stove-door A3 below and be provided with two and centroclinally slip burnt platform A5, being positioned at two and slipping below burnt platform A5 outlet and be provided with coke transfer roller A6 of coke disposal chamber A12, be provided with the dry stove A15 that puts out at the end of coke transfer roller A6.
Obviously,, with before, above-mentioned vertical coke discharging formula pit kiln also can adopt two-chamber coking chamber 1 as shown in Figure 9; But cannot adopt a side as shown in figure 10 to there is the coking chamber 1 of wing furnace door A24, this be cannot a side be installed tamping charging car D again because coke oven main body both sides all need to connect regenerator cause.
It is above-mentioned that laterally alternately the heat-processed of each side cavity of heating unit is all identical with the heat-processed of single cavity combustion chamber.
Claims (7)
1. the horizontal alternately heating unit of vertical coke discharging formula pit kiln, it is characterized in that comprising by silica brick and build into rectangular-shaped combustion chamber (2) by laying bricks or stones, inside, described combustion chamber (2) is respectively equipped with the horizontal quirk of multiple duplexs (4) up and down, between adjacent two horizontal quirks of duplex (4), separate by silica brick, the horizontal quirk of described duplex (4) comprises, descend the horizontal quirk that is provided with dividing plate brick between adjacent two, described dividing plate brick wherein leaves between one end and the sidewall of combustion chamber (2) inner chamber and crosses over hole (6), the other end is leaving circulation pore (7) near outer wall displacement, be provided with low-grade gas/flue gas port (16) and air/smoke port (17) at each quirk near the exterior wall of circulation pore (7) one sides.
2. the horizontal alternately heating unit of vertical coke discharging formula pit kiln, it is characterized in that comprising by silica brick and build into rectangular-shaped combustion chamber (2) by laying bricks or stones, and combustion chamber (2) central interior is provided with partition wall (8), and combustion chamber (2) are separated into medianly zygomorphic left chamber and right chamber; Every side cavity is respectively equipped with the horizontal quirk of multiple duplexs (4) up and down, between adjacent two horizontal quirks of duplex (4), separate by silica brick, the horizontal quirk of described duplex (4) comprises the horizontal quirk that is provided with dividing plate brick between upper and lower adjacent two, leaves and crosses over hole (6), circulation pore (7) is being left near outer wall displacement in outer end between the inner of described dividing plate brick and central partition wall (8).Be provided with low-grade gas/flue gas port (16) and air/smoke port (17) at the exterior wall of each quirk.
3. the horizontal alternately heating unit of vertical coke discharging formula pit kiln as claimed in claim 1 or 2, characterized by further comprising regenerator (3), each quirk of combustion chamber (2) is connected with corresponding regenerator (3) respectively with air/smoke port (17) by low-grade gas/flue gas port (16), and described regenerator (3) is for heat exchange that the fume afterheat of combustion chamber discharge and heated air are hocketed in regenerator (3).
4. the horizontal alternately heating unit of vertical coke discharging formula pit kiln as claimed in claim 1 or 2, the exterior wall that it is characterized in that above-mentioned each quirk is also respectively equipped with coke-oven gas port, and described coke-oven gas port is connected with coke-oven gas standpipe (15) by the coke-oven gas pipe connecting with stopping valve.
5. one kind has the vertical coke discharging formula pit kiln that laterally replaces heating unit claimed in claim 1, it is characterized in that comprising that multiple tops are provided with the coking chamber (1) in the hole of coalingging (A2) of band port lid (A4), multiple heating unit that laterally replaces, described coking chamber (1) and laterally alternately heating unit interval arrange, and each coking chamber (1) is forward and backward is provided with a laterally heating unit alternately;
Described (1) four side of coking chamber is built by laying bricks or stones and is formed by silica brick, this coking chamber (A1) bottom is provided with auto stove-door (A3), be provided with airtight coke disposal chamber (A12) in coking chamber (1) and the below of combustion chamber (2), in coke disposal chamber (A12), be positioned at auto stove-door (A3) below and be provided with two centroclinal Jiao Tai of slipping (A5), being positioned at two and slipping Jiao Tai (A5) outlet below and be provided with coke transfer roller (A6) of coke disposal chamber (A12), be provided with the dry stove (A15) that puts out at the end of coke transfer roller (A6);
Described horizontal alternately heating unit comprises by silica brick builds into rectangular-shaped combustion chamber (2) by laying bricks or stones, inside, described combustion chamber (2) is respectively equipped with the horizontal quirk of multiple duplexs (4) up and down, between adjacent two horizontal quirks of duplex (4), separate by silica brick, the horizontal quirk of described duplex (4) comprises, descend the horizontal quirk that is provided with dividing plate brick between adjacent two, described dividing plate brick wherein leaves between one end and the sidewall of combustion chamber (2) inner chamber and crosses over hole (6), the other end is leaving circulation pore (7) near outer wall displacement, be provided with low-grade gas/flue gas port (16) and air/smoke port (17) at each quirk near the exterior wall of circulation pore (7) one sides.
6. one kind has the vertical coke discharging formula pit kiln that laterally replaces heating unit claimed in claim 2, it is characterized in that comprising that multiple tops are provided with the coking chamber (1) in the hole of coalingging (A2) of band port lid (A4), multiple heating unit that laterally replaces, described coking chamber (1) and laterally alternately heating unit interval arrange, and each coking chamber (1) is forward and backward is provided with a laterally heating unit alternately;
Described (1) four side of coking chamber is built by laying bricks or stones and is formed by silica brick, this coking chamber (A1) bottom is provided with auto stove-door (A3), be provided with airtight coke disposal chamber (A12) in coking chamber (1) and the below of combustion chamber (2), in coke disposal chamber (A12), be positioned at auto stove-door (A3) below and be provided with two centroclinal Jiao Tai of slipping (A5), being positioned at two and slipping Jiao Tai (A5) outlet below and be provided with coke transfer roller (A6) of coke disposal chamber (A12), be provided with the dry stove (A15) that puts out at the end of coke transfer roller (A6);
Described laterally alternately heating unit comprise by silica brick and build into rectangular-shaped combustion chamber (2) by laying bricks or stones, and combustion chamber (2) central interior is provided with partition wall (8), and combustion chamber (2) are separated into medianly zygomorphic left chamber and right chamber; Every side cavity is respectively equipped with the horizontal quirk of multiple duplexs (4) up and down, between adjacent two horizontal quirks of duplex (4), separate by silica brick, the horizontal quirk of described duplex (4) comprises the horizontal quirk that is provided with dividing plate brick between upper and lower adjacent two, between the inner of described dividing plate brick and central partition wall (8), leave and cross over hole (6), outer end leaving circulation pore (7) near outer wall displacement, be provided with low-grade gas/flue gas port (16) and air/smoke port (17) at the exterior wall of each quirk.
7. the vertical coke discharging formula pit kiln as described in claim 5 or 6, is characterized in that above-mentioned coking chamber (1) includes vertical silica brick partition wall (A14) and coking chamber (1) is isolated into two chambers in left and right; Airtight coke disposal chamber (A12) side by side, two left and right is set in the below of coking chamber (1) and combustion chamber (2), and two coke disposal chambers, left and right (A12) lay respectively at coking chamber left chamber, combustion chamber left chamber and the right chamber of coking chamber, the right chamber in combustion chamber under; Bottom at (1) two chamber of coking chamber is respectively equipped with auto stove-door (A3),
In coke disposal chamber (A12), be positioned at auto stove-door (A3) below and be provided with two centroclinal Jiao Tai of slipping (5), being positioned at two and slipping Jiao Tai (A5) outlet below and be provided with coke transfer roller (A6) of coke disposal chamber (A12), be provided with the dry stove (A15) that puts out at the end of coke transfer roller (A6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410159982.9A CN103897712B (en) | 2014-04-21 | 2014-04-21 | Transverse alternately heating device of vertical coke-extracting type coke oven |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410159982.9A CN103897712B (en) | 2014-04-21 | 2014-04-21 | Transverse alternately heating device of vertical coke-extracting type coke oven |
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| Publication Number | Publication Date |
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| CN103897712A true CN103897712A (en) | 2014-07-02 |
| CN103897712B CN103897712B (en) | 2015-04-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108315022A (en) * | 2018-03-30 | 2018-07-24 | 中冶焦耐(大连)工程技术有限公司 | Across the adjustable coke oven construction in hole and cross over hole adjusting method |
| CN113372930A (en) * | 2021-07-08 | 2021-09-10 | 张双兴 | Environment-friendly efficient coke oven |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB515503A (en) * | 1938-06-03 | 1939-12-06 | Franz Puening | Improvements in and relating to coking apparatus |
| GB668062A (en) * | 1947-04-11 | 1952-03-12 | Tech Ind Soc D | Improvements in coke ovens or other ovens for distillation purposes |
| CN102796536A (en) * | 2012-08-27 | 2012-11-28 | 张星原 | Double-divided sectional type heating odd horizontal flame path of heat recovery coke oven |
-
2014
- 2014-04-21 CN CN201410159982.9A patent/CN103897712B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB515503A (en) * | 1938-06-03 | 1939-12-06 | Franz Puening | Improvements in and relating to coking apparatus |
| GB668062A (en) * | 1947-04-11 | 1952-03-12 | Tech Ind Soc D | Improvements in coke ovens or other ovens for distillation purposes |
| CN102796536A (en) * | 2012-08-27 | 2012-11-28 | 张星原 | Double-divided sectional type heating odd horizontal flame path of heat recovery coke oven |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108315022A (en) * | 2018-03-30 | 2018-07-24 | 中冶焦耐(大连)工程技术有限公司 | Across the adjustable coke oven construction in hole and cross over hole adjusting method |
| CN108315022B (en) * | 2018-03-30 | 2023-11-28 | 中冶焦耐(大连)工程技术有限公司 | Coke oven structure with adjustable crossing hole and crossing hole adjusting method |
| CN113372930A (en) * | 2021-07-08 | 2021-09-10 | 张双兴 | Environment-friendly efficient coke oven |
| CN113372930B (en) * | 2021-07-08 | 2024-03-08 | 张双兴 | Environment-friendly efficient coke oven |
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| Publication number | Publication date |
|---|---|
| CN103897712B (en) | 2015-04-29 |
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