DE2021863C3 - Device for collecting, sucking off and dedusting from falling gases when ejecting cooked coke cake from the horizontal chamber coking furnace - Google Patents

Description

Air connection between the

the hood and an appropriate "distribution of the 7",

mm & through can ^ r intake cross section of the

guidance with a hood cn.laUt cbcnx ^ Wi : i «aul

'mssm

5 * 6

the coke cake guide covers, the suction and leg with the pole face of the electromagnet

Defoliator can be fed. parallel to the stop plate.

Appropriately, the contact surfaces for the order are also on the entry side of the coke cake

Oven-like sealing strip !! the coke cake guide towards the oven

to ensure sealing of the coking furnace chamber in each case, a purposeful

formed by furnace anchors flanking both sides. The moderate hamlet formation of the invention consist in

Connection between the suction and drainage points - that in the area of the inlet side of the coke cake -

Exercise device and to which the top of the coke guide is tightly fastened to a retaining block on the outside

The suction line forming the cake duct can then be provided with an elastic sealing plate to the outside and

be made by that in the working position 10 in the direction of the coke oven battcric above angc-

of the coke cake duct and hood the suction is brought in such a way that the outer edge of the sealing

Channel on the top of the coke cake guide with the ventilation surface in the operating position on the outside of the

a suction pipe is connected, which is attached to a furnace anchor each delimiting the furnace chamber

Suction and dedusting devices are connected,

sen is. 15 Finally, it is advantageous to use the suction and discharge

In order to be able to use the dusting devices on the fire engine at least in part as

'en coke cake to form rising dusts and gases steam jet dedusters, to which a water

To capture safely, it is advisable to use the amount of scrkesscl, a steam generator and a steam accumulator

Hood in the impact area of the coke cake on which are assigned.

Erasure pad of the height of the coke cake guide 20 In the drawing, the invention is to be adapted to a cutout and illustrated schematically in the direction of the movable extinguishing guide example. It Base to expand like a pyramid, while a shows

to the extinguishing tower extended part of the hood a Fig. I the device according to the invention in loading

on the other hand has a much lower height. ! Production, in side view,

This design of the hood has the appearance 25 Fig. 2 is a plan view of Fig. 1,

Calculation that in the impact area of the coke cake Fig. 3 the device according to Fig. 1, but in

the amount of dust and gases released at the withdrawn rest position,

iirttHtrn Ut and after a certain, proportion- Fi g. 4 the left-hand seal between the furnace for a short time, after which the generally anchored and coke cake guide according to FIG
tower is moved, decreases relatively sharply. F i g. 5 the left-hand seal between coke

This circumstance therefore also contributes to the further cake guide and hood according to FIG. 2 Calculation that in the extension of the largestcrtcm scale.

opposite side of the pyramid-like hood a In Fig. 1 with 1 is a horizontal chamber Vcr suction opens, which refers to a plurality of suction 35 coking ovens, the oven chamber 2 of which and dedusting devices with about 37.5 pro in vertical planes parallel at a distance from one another the entire installed suction and discharge and from a furnace roof 3 overdusting power connected. In contrast, are covered. At the front of the furnace chambers It can be provided that two suction and separating walls 4 are / furnace anchors 5 are pre-dusting devices with about 25 percent of 40 see. On the coke side, the coking furnace is upstream of the total output via a suction line with a so-called master aisle 6, on the extension Lower a frame 9 on the side facing the pyramid-like rails 7 by means of wheels 8 Hood are connected. From the same green right to the axes of the furnace chambers 2 verfahrbai As a rule, it is also sufficient for two suction devices to be sufficient. This frame 9 takes a coke cake guide and dust collectors with about 25 percent 45 10 installed in the rack parallel to the axes of the dei the total output at two suction openings in the furnace chamber 2 horizontally back and forth to the extinguishing tower is extended part of the hood. The chassis 9 for the coke cake guide are closed. also carries a cleaning device 11 zurr

To ensure a hermetic seal cleaning of door frames, which the furnace chamber

Limit openings between the coke cake guide and the hood in 5 °. On the coke cake trail

To achieve their common operating position, tion opposite side to the frame cleaning

It is recommended that the electromagnet moving device is a door lifting device Ii

piece of sealing strips arranged on the inlet side of the. This carries according to FIG. 2 one of de

Hood are attached. Oven chamber 2 lifted door 13, the seal

On the outside of the entry area opposite the door frame, you can also:

The wall delimiting the opening of the hood serves as the cleaning device attached to the frame 9

Angle profile formed sealing strips are cleaned parallel 14 before the door after the off

to the longitudinal direction of the coke cake guide, push the glowing coke cake back into dii

be attached to the bar. At which is used approximately perpendicular to the coke oven chamber opening,

cake guide running profile legs of the seal 60 A fire truck 15 with a sloping loading area

processing strips is appropriate at least one electric 15 a is with wheels 16 on rails 17 parallel to

Magnet attached, which can be moved to the coke cake guide 10 in the operating position. After hurry

a stop plate rests on the fire truck in the area of the glowing coke cake

The outlet opening of the coke cake guide bounces off of this and the main part of the dust is released

protrudes laterally. The electromagnet is purposely captured and cleaned

the glowing coke is removed from the coke cake by means of the fire truck

Side through the other leg of the seal under a not shown in the drawing

Bar covered, the front side of this profile extinguishing tower in the direction of arrow X in f i g. 2 ge

7 8

drive. After the coke has been extinguished, it is collected, vacuumed and dusted

loaded onto a stationary coke ramp 18, onto which can.

the coke after opening the deeper longitudinal side of Fig. 2 shows yet another steam jet

Lö .ehwagens under the action of gravity dedusting 35, which is via a suction line 36,

slips off. From an operating platform 19 on the 5 which in the upper part of the pyramid-like hood

The side of the coke ramp 20 'facing away from the fire truck on the side facing away from the coke cake guide

from the side, the workforce can enter the loading process, via another, the coke cake

and, if necessary, the coke tracking on the top of the sealing suction

delete. In addition, this operating channel 37 with an annular channel 38 is in the operating position

Stage from the coke is connected to transport, not shown, of the execution. The

loading devices. Suction line 36 into the suction channel 37, whose

At a short distance above the upper edge of the front end facing the coking furnace on the extinguishing carriage 15, a hood 20 is provided, which protrudes laterally from the coke cake guide and comprises a pyramid-like part 20 α and suction openings on one side, which are connected to the ring in the direction of the extinguishing tower, not shown - 15 channel 38 on both sides of the coke cake guide consists in elongated part 20 ft. The hood is at the connection. The length of the end of a channel 37 facing the coke cake guide, which faces the suction of the coke cake guide, is fastened above the coke cake guide engaging upper chassis 21, which by means of the drive end of the suction line 36 is dimensioned such that barer wheels 22 on a lower chassis 23 with the hood 20 retracted this end of the 10 suction channel 37 of the coke cake guide comes free parallel to the axes of the coking chambers, and can be moved here. The lower chassis 23 The ring channel is supported by the two, each one carries rails 24 for this purpose and is movable by means of furnace anchors 5 delimiting the furnace chamber 4 and drivable wheels 25 perpendicular to the furnace chamber- of elastic sealing plates 39 on the two mcrachscn on rails 26, which are laid on Stüt- opposite outer sides of the coke cake 27. The supports 27 are formed on the one hand 25 guide 10 which, in the operating position, rest elastically on the side of the outer side of the furnace anchor 5 facing away from the ramp. The nungsbühnc 19 and on the other hand on the extinguishing sealing plate 39 are interchangeable by means of carriage 15 facing ropes of the coke ramp angcord screw connections 40 on a retaining plate 41 so that the lower chassis 23 strengthens the coke ramp, which is essentially and on the outside of the coke coke the operating platform 19 is fully welded at 42.
constantly overstretched. According to Fig. 5 are arranged in parallel at a distance

The pyramid-like part 20 α of the hood is somewhat ncte guide plates 43 on the outside of the

dimensioned higher than the coke cake guide 10 and the hood 20 in the area of its inlet opening

welded on its side facing away from the extension 20 b. These guide plates are bolted

Provided in the upper part with a suction opening, the 35 44 connected, which at intervals over the length of the

are arranged distributed by a suction line 28 on three Dampfstrahlcnt- guide plates. This BoI

stauber29fl, 29 ft and 29 c is connected. It is zen enforce an elongated hole 45 in one

expedient, the extraction and dedusting power web plate 46, the end face of which is transversely

these three steam jet dust extractors to be dimensioned in such a way that leg 47 a extends to the coke cake guide

that they are about 37.5 percent of the total installed 40 a sealing strip designed as an angle profile

Apply extraction and dedusting performance. 47 is welded on. The opposite side

On the side of this leg facing the extension 20 ft, there is at least one electroder hood, also in its upper part, a pre-magnet 48 which is screwed on with screws 49. The suction opening seen via a further suction The pole face of the electromagnet is aligned with the line 30 on two steam jet dust extractors 31 α, 31 ft 45 end face of the other leg 47 b of the seal connected. The output of these two steam bars, which covers the electromagnet in the direction of the coke jet dust extractor, is expediently about 25 percent cake flow. In the operating position of the total installed power. Hood 20 are sealingly, as shown in FIG. 5 shows dei

Two in the direction of arrow X one behind the other to the electromagnet 48 and the face of the mentioned

Orderly suction openings 32 α, 32 b are behind 50 profile legs 47 ft on a stop plate 50 dei

each other via a suction line 33 to two steam coke cake ducts 10 (see also FIG. 2). The·

Jet dust extractor 34 a. 34 ft, whose sealing sheet is in the area of the outlet

25 percent of the total installed opening of the coke cake duct on the outside thereof

Performance should be. The extended part is welded on 20 ft. Side and stands at right angles from this;

the hood has a height that is only about a 55 to the outside. It is thus essentially an egg

Corresponds to quarter of the height of the coke cake guide. Dust-tight and gas-tight duct through to the furnace

but which is sufficient to anchor the lower dust emission anchors contacting sealing plates 39 and durcl

Catch ncn and with the help of the suction line 33 around the cooperating sealing strips 47

to be able to dissipate, which after the sudden Ab- stop plates 50 of the coke cake guide and de

would give the greatest amounts of dust and gas after the 60 hood when the glowing coke cake passed through

Impact of the coke cake on the extinguishing car from the furnace chamber into the coke cake guide un

will still be free for a certain period of time. Guaranteed on this in the suction hood.

At the same time there is the possibility that the steam jet dust extractors consist of one

the hood together with the fire-fighting vehicle in part 51 serving the steam and water supply ment of the extinguishing tower is moved, so that also 65 is placed on each of a mixing tube 52, to the a Venturi deduster 53 with eii when transferring the upper end lying on the fire engine the / vomited coke fire connects the radiant body built under the extinguishing tower. At the upper Enc ; illc thereby still released dust and gas emission- there is a de-diffuser 54 each. The Damp

Jet dust extractors are attached to a stage 55, which is mounted on the upper chassis 21 and used by the operating personnel via a staircase 56 can be reached.

The steam jet deduster includes a water boiler 57, a steam generator 58 and a steam accumulator 59 assigned, all of which are mounted on the upper chassis 21.

10

It is understandable that the machines each provided with their own drive, namely the coke cake guide car and the hood can be controlled automatically by remote control in such a way that the coke cake guide and hood automatically move into the Move the operating position in front of a furnace chamber and then one after the other in the direction of the furnace chamber opening can be moved.

For this purpose 2 sheets of drawings

Claims (14)

Patent claims: 1. Device with a hood connected to a suction and dedusting device to catch. Extraction and dedusting of gases that are released when discharging cooked, glowing coke cake from horizontal chamber coking ovens be m through a in and across the direction of the coking oven chamber axis Removable coke cake guide as well as during the Au '' such coke cakes collide with a Lüschunteriage incurred, characterized. daU exclusively on the coking oven (1) facing away from the extinguishing pad (15) the hood (20) with the suction and dedusting device (29; 31: 34: 35) parallel and perpendicular 7U to the axes of the coking furnace chamber !! (2) is movably supported. wherein in the working position of the device a dustproof Connection between coking furnace ventilation opening and hood through sealing strip η (39; 40: 41) / wipe the closed Box profile having coke cake guide (10) on the one hand and the coking furnace and the hood on the other hand is guaranteed. 2. liiiir''Litung according to claim 1, characterized in that the hood (20) is attached to the end of an upper chassis (2 :) facing the coking furnace (1). which several Ahsaua and Lntstaubunusvorrichtunszen (29 «. 29 /). 29 r; 31 a. 31 Ir. 34 il 54 Ir- 35) and can be moved back and forth on a lower chassis (23) parallel to the axes of the coking furnace chambers (2). which is mounted perpendicular to the axes of the coking furnace chambers (2) at a distance above a coke ramp (18) and an operating platform (19) and essentially spans both. 3. Device according to claim I or 2. characterized in that in the operating position of Coke cake guide (10) whose sealing strips (39) on the furnace side on the furnace chamber opening each surrounding outside of the coking furnace (1) to form a ring-like channel (38) rest sealingly, which is connected to one (35) of the suction and dedusting devices a suction channel (37) is connected, which the top of the coke cake guide (10) tight covers. ■ 4. Device according to claim 3, characterized in that that the contact surfaces for the oven-sided sealing strips (39) of the coke cake guide (10) each of the coking furnace chamber openings flanking furnace anchors on both sides (5) are formed. 5. Device according to claim 3 or 4, characterized in that in the working position of coke cake guide (10) and hood (20) of the 'suction channel (37) on top of the coke so cake guide is connected to a suction pipe (36), which is connected to one (35) of the suction and dedusting equipment is connected. 6. Device according to one of claims 1 to 5, characterized in that the height of the Hood (20) in the area of impact of the coke cake on the extinguishing pad (15) at the height of the coke; Coke guide (10) adapted and in the direction of the movable extinguishing pad (15) pyramidal the movable Lg artia (at 2On) is extended. while a to an extinguishing tower extended part (20 b) of the In contrast, the hood has a significantly lower height. 7. Device according to one of claims I to (S. characterized in that a suction line (28) opens into the side of the pyramidal hood (20 «) facing away from the extension (20 *"/>), which is connected to several suction and dedusting devices (29 <;. 29 h. 29 r) is connected with about 37.5 percent of the total installed extraction and dedusting capacity. S. Device according to one of Claims 1 to ⁷ . characterized in that two suction and dedusting devices (31 ei. 31 b) with about 25 percent of the total output are connected via a suction line (30) to the side of the pvramiden-like cover (20 «) facing the extension (20 />)" . ^l >. Device according to one of Claims 1 to .s. characterized in that two suction and dedusting devices (34 λ. 34 / ») with about 25 percent of the total output at two suction oil ports (32 <7. 32 ft) in the part (20 b) of the hood (20 b) extended to the extinguishing tower ( 20) are connected. H). Device according to one of Claims 1 to 5, characterized in that sealing strips (47) equipped with electromagnets (48) are attached to the "entry side of the hood (20 a) . 11. Device according to irem of claims 1 to K). characterized in that on the outside of the opening of the hood (20) delimiting the wall formed as an angled profile diehting strips (47) parallel to the The longitudinal direction of the coke cake guide (10) are attached displaceably, with the approximately perpendicular to the coke cake guide extending profile legs (47 c;) of the die-cut strips at least an electromagnet (48) is attached. which in the operating position rests against a stop plate (50), which protrudes laterally from the coke cake guide (10) in the area of the outlet opening. 12. Device according to one of claims 1 to 11, characterized in that the electromagnet (48) on the side facing the coke cake guide (10) is covered by the other leg (47 b) of the sealing strip (47). wherein the end face of this profile leg is aligned with the pole face of the electromagnet parallel to the stop plate (50). 13. Device according to one of claims 1 to 12, characterized in that in the area the inlet side of the coke cake guide (10 'outside a holding plate (41) is tightly attached. ar an elastic sealing plate (39) on the outside and in the direction of the coke oven battery (1 is attached above, such that the Au ßenkante the sealing plates in Betriebsstellunj rest on the outside of the furnace anchors (5) each delimiting the furnace chamber (4). 14. Device according to one of claims to 13, characterized in that the Ab saus- und Entstaubunesvorrichtun "(29". 29 b. 29 γ. 31a, 31 ft; 34 ". 34: 35) are at least partially designed as steam jet dedusters. which a kettle (57). a steam generator (58) and a steam accumulator (59) are assigned. '" The invention relates to a device with a hood attached to a suction and dedusting device for collecting. Blowing off and rntsta-.ben of gases that occur when ejecting hot, hot coke cake from horizontal ■■■ ■, always-coking ovens through a coke-cake guide in and across the line of the coke-oven chamber axes as well as on impact . ,, Icher coke cake on a Loschunierk.ee- With devices of this well-known range, it is possible to contain the _{considerable -nubmensen essentially responsible for the contamination of the free * Atmo-: .ph "i ir} c on the coke side of the coking furnace ^ - _; ,, .- n and to render them harmless It is known that the coke cake, exclusively dust emissions aulfaneen and n: should be removed, which ends when the coke cake is pushed through the coke, from this upwards escape, and ^, lJhe where a Fanehaube the K ₍₁ kskuchen- -iihrune and spans the Löschunterlace. Hei the i, i / _t ocnannten Einrichtunu ^ s is known, the hood nt "of Absaue- and EntstaubmiBsvorrichtuna aN I3estandt. To train il a coke cake guide wagon and, if necessary, to expand it in the direction of an extinguishing arm to extinguish the laborious coke on the extinguishing wagon nges ", which forms the ceiling of a coke-side shelter for the heating system of the coking furnace and carries a coke cake guide car. It is therefore already known that, for such cases, the coke cake guiding car that clears the trap can be designed as a portal structure that can be moved on the one hand on the most, and on the other hand on a rail arranged above the upper edge of the extinguishing car, or that can be moved on the coke cake guide * - the hood with suction and Entstaubungsvornehtuna parallel and perpendicular to the Acnscn (κτ kokungsofenkammern i supported movably., wherein in the working position of the device ^{ei "L.} tight connection between Verkokungsei .. meröfTnung and hood by sealing Csten between having a closed box profile Kokskuchenführung and dm coke oven and the hood, on the other hand, ensures on the one hand, the fulfillment of the object mentioned addition is achieved thereby, gjl ^ inertial forces α by distributing it weights the Kokskuchenführung one hand ^u ™ hood with suction and Entstaubungsvorncntu relatively low η .5 other hand, S? ^na ' ^ll " the kö.inen, so that the clock / hurry door cii-. b <-u. =. of the individual furnace canisters 1 'veh the r.insj1 / <- hood with suction and exhaustion vent no change. Since the hood ' ⁿ ^ tune the axes of the Verkokungsotenkamimrn can be moved back and forth. can with ^S "; ^{hcrh, clt} ^ ₁ L ₁ are that the red-hot coke cake _C dur he M_n closed guide channel formed by the Kokskuchenführung and Ihmbe aut the Clear unu.r _a5 may fall h.ne The device according to the!. trnnaun also allows, without jerk, ^ch \ ^nah ™ ™ / _{,; ^ m} " _s load capacity of already existing ^v ^ J ^" ⁿ - _iT . ". fen. this is a perfectly working Exec cn associate for vacuuming and dusting the aufsteigcndtn the Ausstouui 3 "of abgegarten coke cake Stauhemissionen since the establishment Naen gl invention without weight jolt views with Liner" au., and suction and EntstaubungsvorrichUing hm.hst.r quality and performance features ^werd ; ^{n ka} " ⁿ : According to one ^Au , ^sfüh ™ ⁿ ^ ⁰ ™ f" ^! ^ the hood at the ^d ™ ^W ? * ° turned end of an upper carriage d, which carries several suction and devices sosue parallel ζλ. the axis. of the coking furnace chambers on ^el " ^em ^ ^, the chassis can be moved back and forth perpendicular to the axes of the Vcrkokun ^ tcnkammLrn .m Ab was mounted above a Koksrai ^ p. and an opening platform and spanned both ™ ^^ . As a result, some space is used in the coking furnace buildings above the ground. Coke ramp and associated service are available from Frfndunn be5 * A ^ ¹ « ¹ ^ /" ^ «" 8 ^d ^ Ä