CN2434306Y - Multiple heating horizontally moving bed coke-oven - Google Patents
Multiple heating horizontally moving bed coke-oven Download PDFInfo
- Publication number
- CN2434306Y CN2434306Y CN 00253751 CN00253751U CN2434306Y CN 2434306 Y CN2434306 Y CN 2434306Y CN 00253751 CN00253751 CN 00253751 CN 00253751 U CN00253751 U CN 00253751U CN 2434306 Y CN2434306 Y CN 2434306Y
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- China
- Prior art keywords
- heater
- quirk
- oven
- moving bed
- dolly
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Abstract
The utility model relates to a multiple heating coke oven with a horizontally moving bed, which is composed of an arched furnace body, a front door, a rear door, and a coaling cart. A primary, a secondary, and a tertiary air intakes and a descending anneal path are arranged on the top and the wall of the oven; a heat resisting layer is installed on the cart; a transverse and a vertical flame paths which are communicated with a lower anneal opening are arranged inside the heat resisting layer. Fume which can not be burned completely in the arched top in the process of coking can be burned sufficiently in a descending flame path and a horizontal flame path on the bottom of the cart to form the process of multiple heating after secondary air is supplied inside the fume, and the coal on the cart can be formed into coke after the processes of drying, softening, and semi-coking on different positions inside the oven. The multiple heating coke oven with a horizontally moving bed is an environmental protection type oven which has the advantages of simple and reasonable oven type, convenient operation, high energy utilization rate, and good quality of the coke.
Description
The utility model relates to the composite heating horizontal moving bed coking furnace that a kind of body of heater by tunnel like, charing dolly and fire door are formed, and belongs to the coking equipment field.
Existing pit kiln can be divided into horizontal-chamber type fixed bed charring furnace and vertical type moving-bed charring furnace.As Chinese patent 99211380.6, " continuous closed tunnel like coke oven " by name is exactly horizontal moving-bed pit kiln.The operation of this body of heater is gone up owing to furred ceiling is arranged on the furnace roof, then bring loaded down with trivial details in the work, and hanging device must be arranged.Moreover, make the coke heating inhomogeneous because the dolly bottom is provided with quirk, cause coke quality influenced.On type of heating, also exist and compoundly to heat, to influence the quality of coke and the problem of environment protecting.
The purpose of the utility model composite heating horizontal moving bed coking furnace is the deficiency that is to overcome such scheme, provides a kind of new continuous to repeat heating, but and comprehensive all pit kiln of charing.Be characterized in simple in structure, operate continuously is convenient, and the energy utilization rate height is easy to regulate, the mechanization degree height, and compliance with environmental protection requirements, coke quality is good, and no green coke and the burnt problem of change are the pit kiln that belongs to environment-friendly type.
The utility model composite heating horizontal moving bed coking furnace is achieved in that this stove forms furnace chamber by the arch form top body of heater of tunnel like and the fire door at two ends, vertically is provided with track in stove, is placed with several fortune coal (Jiao) charing dollies on the track successively.The body of heater top is wind inlet once, and there is bent envelope both sides.Be provided with in the furnace wall communicate in some and the stove on the outlet of quirk first flue gas is fallen, decline quirk exhanst gas outlet, and secondary air import, three blast inlets.Dolly is made up of chassis, wheel, lathe, and refractory layer is arranged on the lathe, is provided with horizontal horizontal quirk and vertical equity quirk in the refractory layer, and sand seal is arranged on the dolly, its position and body of heater correspondence.Horizontal horizontal quirk communicates with decline quirk exhanst gas outlet secondary air mouth on the furnace body inside furnace wall, vertical horizontal quirk communicates with decline quirk exhanst gas outlet, so that from the quirk exhanst gas outlet falls and unburnt flue gas in horizontal quirk of horizontal stroke and vertical horizontal quirk, carry out secondary combustion, constitute compound heating, compound heating is on making dolly in the coal charge coking, again coal charge dry distillation product in stove is obtained the burning of long period, deleterious pollutent is all resolved into carbonic acid gas and water, make to produce to clean.
Below in conjunction with accompanying drawing the utility model composite heating horizontal moving bed coking furnace is described further.
Fig. 1 is the vertical planning drawing of composite heating horizontal moving bed coking furnace.
Fig. 2 is the drawing in side sectional elevation of Fig. 1.
Fig. 3 is the drawing in side sectional elevation of dolly.
Among the figure: (1) body of heater, (2) furnace wall, (3) blast inlets, (4) one times wind is regulated blast cap, (5) import of decline quirk, (6) secondary air mouth, (7) secondary air is regulated blast cap, (8) flue gas is regulated plate, the outlet of (9) decline quirk first flue gas, (10) tertiary air import, (11) tertiary air is regulated blast cap, (12) decline quirk exhanst gas outlet, (13) furnace stay, (14) vertical horizontal quirk, (15) are the position horizontal brace down, (16) upper part horizontal brace, (17) maintaining roadway, (18) bent envelope, (19) sand seal, (20) divide flue, (21) track, (22) moulded coal, (23) peephole, (24) thermometer hole, (25) pressure tap, (26) horizontal horizontal quirk, (27) firedoor frame, (28) hoister, (29) charing dolly, (30) dolly chassis, (31) lathe, (32) refractory layer, (33) wheel, (34) fire door.
The utility model composite heating horizontal moving bed coking furnace is finished like this.From Fig. 1, Fig. 2, Fig. 3 as can be seen: body of heater (1) is arch form top, be provided with a wind inlet (3) and a wind adjusting blast cap (4) on its top, the both sides of body of heater (1) are furnace wall (2), in furnace wall (2), be provided with decline quirk first flue gas import (5), secondary air import (6), secondary air is regulated blast cap (7), flue gas is regulated plate (8), decline quirk first flue gas outlet (9), tertiary air import (10), tertiary air is regulated blast cap (11), and decline quirk exhanst gas outlet (12) connects and divides flue (20).Vertically be covered with track (21) at body of heater (1) inner chamber, the wheel (33) of charing dolly (29) can move along the track direction, on the chassis (30) of charing dolly (29), lathe (31) is housed, refractory layer (32) is housed on the lathe (31), be provided with horizontal horizontal quirk (26) and vertical horizontal quirk (14) within it, be provided with bent envelope (18) and sand seal (19) on charing dolly (29), horizontal horizontal quirk (26) communicates with decline quirk exhanst gas outlet (12).On the refractory layer (32) on the charing dolly (29), moulded coal (Jiao) (22) is housed.Lower position at the bottom track (21) of body of heater (1) is provided with maintaining roadway (17).External side has been provided with the furnace stay (13) of strengthening provide protection in Shanghai, is connected with body of heater (1) by bottom horizontal brace (15), top horizontal brace (16).On the two side of furnace wall (2), also be respectively equipped with peephole (23), thermometer hole (24), pressure tap (25).Be provided with firedoor frame (27) at the two ends of body of heater (1), the fire door (34) on the firedoor frame (27) is opened by hoister (28).Before and after two can close synchronously or open synchronously, be beneficial to the non-stop run of charing dolly.
From as can be seen above-mentioned, coking begins to have overworked in the forehearth is equipped with also (or moulded coal) dolly of coal, when coking is lighted a fire first, fuel (liquefied gas, oil plant) etc. is lighted, and from seeing burner, blast inlet sprays into, earlier with the coal charge heat drying, the coal charge dry distillation is gone out stop behind the volatile matter outer for fuel.Process of coking is all by dry distillation volatile matter combustion heat supplying later on.Through one section operation that goes into operation, after process of coking is normal, the coal charge dolly is moved on on the fire door outside track with towing mechanism.Open pit kiln coal port first sect, dolly is headed between first and second sect of pit kiln import with hydraulic pressure top car device.Close the first road fire door, opening the coal port second road fire door (the opened coking of linkage system simultaneously exports first sect) top car device heads into new coal car in the body of heater, eject the burnt dolly of the dress that has refined simultaneously from the body of heater rear portion, import and outlet first sect are closed in interlock, and coaling and finish this moment.The charing dolly economy-combat of coming out is opened coke outlet second sect and is pulled out with towing mechanism and carry out quenching.Along continuous straight runs is divided into dryer section, softening section, charing section, upgrading section (not marking the figure) from ingress in the whole stove.Primary air is measured adjusting on demand; run into the dry distillation volatilization gas and burn at once from softening section, charing section, upgrading section vault import suction, the control air input makes it to form between incomplete combustion coal charge and the flame one deck volatilization gas protective layer and can effectively protect coal charge not burned.Unburnt flue gas is penetrated directly to the coal charge heat supply by the width of cloth, simultaneously flue gas by on fall that the outlet of quirk first flue gas is mended secondary air by the secondary air import again after on the import of quirk secondary is fallen, enter the horizontal quirk in the dolly refractory layer, the vertical equity quirk further burns and conducts heat supply to coal charge.Because secondary air further improves the excessive flue gas temperature that is fully burned, flue gas enters decline quirk exhanst gas outlet at suitable position after mending secondary air then, mends tertiary air and is and decompose objectionable impurities in the flue gas for thorough combustion is clean.Flue gas enters the branch flue through decline quirk exhanst gas outlet and discharges from the chimney chimney after main flue is delivered to waste heat boiler recovery heat energy.Being contained in coal charge on the dolly ejects stove and finishes process of coking outward by heading into the coal dolly after through dryer section, softening section, charing section, upgrading section coking.
The whole process of coking of the utility model is a negative-pressure operation, and blast inlet, last decline quirk exhanst gas outlet are equipped with the setting device of control air quantity and restriction flue gas trend.Perfect flow pressure detection means is installed to guarantee coke quality and negative-pressure operation in the whole stove.
Song envelope on song on dolly envelope and the body of heater links to each other and forms potted line in process of production, in the sand seal plate insertion body of heater sand sealing groove under the dolly, thus the assurance sealing effectiveness.
In sum, the utility model is simple and reasonable, and operate continuously is good, and smoke evacuation dirt, sulphur etc. can reduce greatly, satisfy environmental requirement, and energy consumption is low, coke quality is high, is a kind of clean coking stove.
Claims (4)
1, a kind of by body of heater, fire door, the composite heating horizontal moving bed coking furnace that charing dolly and hoister are formed, its arch form top of all-in-one-piece body of heater (1) that it is characterized in that described tunnel like is provided with a wind inlet (3) and a wind adjusting blast cap (4), the both sides of body of heater (1) are furnace wall (2), both are disjunctors, in furnace wall (2), be provided with decline quirk first flue gas import (5), secondary air mouth (6), secondary air is regulated blast cap (7), flue gas is regulated plate (8), decline quirk first flue gas outlet (9), three blast inlets (10), tertiary air is regulated blast cap (11), decline quirk exhanst gas outlet (12), connect and divide flue (20), vertically being covered with at body of heater (1) inner chamber can be for the track (21) of charing dolly (29) motion, is provided with maintaining roadway (17) at the lower position of track (21), and the fire door (34) by hoister (28) switch is housed at the two ends of body of heater (1).
2, composite heating horizontal moving bed coking furnace according to claim 1, it is characterized in that on the chassis (30) of described charing dolly (29) lathe (31) being housed, refractory layer (32) is housed on the lathe (31), in refractory layer (32), be provided with and horizontal horizontal quirk (26) that the quirk exhanst gas outlet (12) that descends communicates and vertical horizontal quirk (14), on charing dolly (29), be provided with bent envelope (18) and sand seal (19), moulded coal (Jiao) (22) also is housed on refractory layer (32).
3, composite heating horizontal moving bed coking furnace according to claim 1 is characterized in that the two side of described furnace wall (2) is provided with peephole (23), thermometer hole (24) and pressure tap (25).
4, composite heating horizontal moving bed coking furnace according to claim 1 is characterized in that described fire door (34) is contained on the firedoor frame (27) of same body of heater (1) connection body of heater (1) and firedoor frame (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00253751 CN2434306Y (en) | 2000-10-10 | 2000-10-10 | Multiple heating horizontally moving bed coke-oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00253751 CN2434306Y (en) | 2000-10-10 | 2000-10-10 | Multiple heating horizontally moving bed coke-oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2434306Y true CN2434306Y (en) | 2001-06-13 |
Family
ID=33611144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00253751 Expired - Fee Related CN2434306Y (en) | 2000-10-10 | 2000-10-10 | Multiple heating horizontally moving bed coke-oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2434306Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102863972A (en) * | 2012-09-25 | 2013-01-09 | 汪振 | Tunnel-type carbonization furnace with burning gallery |
-
2000
- 2000-10-10 CN CN 00253751 patent/CN2434306Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102863972A (en) * | 2012-09-25 | 2013-01-09 | 汪振 | Tunnel-type carbonization furnace with burning gallery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |