CN101735832A - Coal-charging and coke-discharging three-in-one flue dust collecting and purifying method and device of coke oven - Google Patents
Coal-charging and coke-discharging three-in-one flue dust collecting and purifying method and device of coke oven Download PDFInfo
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- CN101735832A CN101735832A CN200810176539A CN200810176539A CN101735832A CN 101735832 A CN101735832 A CN 101735832A CN 200810176539 A CN200810176539 A CN 200810176539A CN 200810176539 A CN200810176539 A CN 200810176539A CN 101735832 A CN101735832 A CN 101735832A
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Abstract
The invention relates to coal-charging and coke-discharging three-in-one flue dust collecting and purifying method and device of a coke oven. A coal-charging flue dust collecting device on the oven top, a coke-discharging flue dust collecting device and a coal-charging flue dust collecting device at the machine side are used for collecting and delivering flue gas dissipated at an oven door, the oven top and a coke-discharging side when coal is charged at the machine side, and the collected coal-charging high-temperature flue dust and coke-discharging high-temperature flue dust are together delivered into a ground dust removing station for purification through a pipeline. Three sets of flue dust collecting devices adopt belt transmitting trolleys to conduct the flue dust so that the device has the advantages of simplified design, light dead weight, flexible movement and no complicated turnover motion; the belt transmitting trolleys can deliver the flue dust at any positions so that the device can completely realize unattended flue gas collection and delivery, thereby fundamentally solving the problems of difficult operation, high failure rate, large maintaining difficulty, loose sealing and the like and having the advantages of favorable flue dust collecting effect, high degree of the automation, convenient operation and continuous, safe and stable run.
Description
Technical field
The present invention relates to a kind of pit kiln coaling, discharge of the coke three-in-one flue dust collecting purifying method and device, be applicable to the top dress that 4.3m is above and the flue dust collecting of coalingging and the discharging of the coke, conveying and the purification of side-mounted coke oven.
Background technology
At present domestic still the employing at furnace roof coke side and quenching car track arranged outside flue gas flap valve for the coke oven more than 4.3 meters and 4.3 meters collected transport pipe, above each hole fire door of pusher side a kind of collection mode that little dust gathering arrester is collected the side coal flue gas is set.Adopt the structure of flue gas flap valve and the little dust gathering arrester of pusher side to have following shortcoming:
1, the flue gas flap valve carries the airduct consumable quantity big, makes the work program complexity, and the cost height is unfavorable for energy-saving and cost-reducing and rapid construction.
2, the suction port of flue gas flap valve is generally with the door gear that rotarily opens on the cylinder pushes airduct, and hydraulic efficiency system is in the environment work of a kind of high temperature, many dirt, and hydro-cylinder breaks down easily, causes dedusting work not move continuously.
3, the sealing material of the unlatching door sealing of flue gas flap valve lid adopts woven asbesto to seal more, be difficult to play good sealing effectiveness, thereby the system many places of causing leaks out, and makes blower fan, power of motor excessive.
4, each Kong Junxu carries out mechanical actions such as pushing cover, counterpart in operating process.Operation easier is big, and the time is long, is unfavorable for night time operation, and especially maintenance needs working aloft.
5, the little dust gathering arrester of pusher side is under the former furnace roof pneumatic trough of coke oven, construction at high temperature, and speed of application is slow, and difficulty is big, and limited by installing space, and some coke oven does not have the space to install.
6, a cover and smoke guide port are established in each hole of the little dust gathering arrester of pusher side, and operating the flue gas collecting cart each time needs and the smoke guide port mechanical splice, has increased action, complicated operation.
Summary of the invention
The purpose of the technology of the present invention just provides a kind of pit kiln coaling, discharge of the coke three-in-one flue dust collecting purifying method and device, to solve the complicated operation of prior art, the failure rate height, the cost of inconvenient maintenance, flap valve and control of dust airduct is higher, sealing property is bad, work-ing life is shorter, the problem that steel consumption is big and potential safety hazard is many.
Technical scheme of the present invention is:
A kind of pit kiln three-in-one flue dust collecting purifying method of coalingging, discharge of the coke is characterized in that: adopt the pusher side belt sealing air pipe that is arranged on the coke oven tamping tool track outside to collect and the flue gas of fire door place's dissipation during the transfer roller side coal; Meanwhile, collect and carry the flue dust of top gas exhaust port dissipation by the furnace roof belt sealing air pipe that is located at furnace roof coke side furnace retaining post top; When the discharging of the coke, collect and carry the flue dust of dissipation when the discharging of the coke by being arranged on the discharge of the coke coke side belt sealing air pipe in the side quenching car track outside of pit kiln; Described pusher side belt sealing air pipe is communicated with furnace roof belt sealing air pipe, the high-temperature smoke of coalingging and the discharging of the coke that the delivery port of the delivery port of this furnace roof belt sealing air pipe and coke side belt sealing air pipe will be collected by pipeline together delivers into ground station for dust removal and carries out purifying treatment, enters atmosphere through aiutage then; Described pusher side belt sealing air pipe, furnace roof belt sealing air pipe and coke side belt sealing air pipe all by be located at above them can to pass on the belt dolly along the flue gas that the sealing of separately airduct is moved corresponding with coal port or coke outlet, to collect from the flue dust of this coal port or coke outlet discharge.
A kind of pit kiln three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, comprise furnace roof coal-charging smoke collection device and the flue dust collecting device that discharges of the coke, this furnace roof coal-charging smoke collection device comprises that furnace roof belt sealing air pipe, furnace roof flue gas pass on belt dolly and furnace top smoke collection and treatment car, furnace top smoke collection and treatment car is loaded on the track of furnace roof, the furnace roof flue gas passes under the salable sealing belt that is installed in furnace roof belt sealing air pipe movably of belt dolly, and this furnace roof flue gas passes on the flue dust inlet of belt dolly and exports with the flue dust of furnace top smoke collection and treatment car and be connected; The described flue dust collecting device that discharges of the coke comprises coke guide, quenching car, block burnt dust gathering arrester, discharge of the coke belt sealing air pipe and the flue gas that discharges of the coke pass on the belt dolly, coke guide and quenching car are loaded on respectively on the track of coke side correspondence, block the side that burnt dust gathering arrester is installed in the quenching car upper end and is connected coke guide, this flue gas that discharges of the coke passes under the salable sealing belt that is installed in the belt sealing air pipe that discharges of the coke movably of belt dolly, and this flue gas that discharges of the coke passes on the flue dust inlet of belt dolly and exports with described dust gathering arrester flue dust and be connected; The outlet of the described furnace roof belt sealing air pipe and the belt sealing air pipe that discharges of the coke all is connected with a ground station for dust removal by pipeline, it is characterized in that: the pusher side coal-charging smoke collection device that also comprises a relative side that is arranged on pit kiln with coke outlet, this pusher side coal-charging smoke collection device comprises that pusher side belt sealing air pipe and the pusher side flue gas of coalingging of coalingging passes on the belt dolly, this pusher side flue gas of coalingging passes on the salable pusher side that is installed in movably of belt dolly and coalings under the sealing belt of belt sealing air pipe, this pusher side flue gas of coalingging passes on the flue dust inlet of belt dolly and is connected with the suction device that extends to pit kiln side coal mouth top, and the coaling outlet of belt sealing air pipe of this pusher side is connected with described furnace roof belt sealing air pipe by pipeline.
Being connected the described pusher side flue gas of coalingging passes on the suction device of flue dust inlet of belt dolly and comprises control butterfly valve, process pipe, scalable collection sleeve and pusher side collecting hood, the control butterfly valve is connected the described pusher side flue gas of coalingging and passes between the end of the flue dust inlet of belt dolly and process pipe, the other end of this process pipe is by scalable collection sleeve and pusher side collecting hood, this scalable collection sleeve is used to drive the pusher side collecting hood and moves laterally, so that when coalingging near the top of pit kiln side coal mouth, and or the back withdrawal of coalingging leave this coal port.
Described scalable collection sleeve comprises outer cylinder body, inner barrel and drive unit, outer cylinder body and inner barrel slip cap together, this outer cylinder body is connected with described process pipe, the outer end of inner barrel is connected with described pusher side collecting hood; Described drive unit adopts fluid cylinder or cylinder, and its two ends are connected with inner barrel with described outer cylinder body respectively.
Described pusher side coal-charging smoke collection device is arranged on the outside of original plug ramming machine track, the described pusher side flue gas of coalingging passes on the vehicle frame of belt dolly and is fixed on this plug ramming machine main body frame, and drag walking by moving of this plug ramming machine, do not need to establish in addition drive unit.
On described furnace top smoke collection and treatment car, be provided with combustion-type benzopyrene digestion device, communicating pipe and drive unit, this combustion-type benzopyrene digestion device is made up of circular shell and jacking sleeve two parts, this circular shell is made up of outer wall, inwall and intermediary thermal insulation layer, the centre is provided with hemispheric flame flame separating device, and this jacking sleeve can electronic or manually be controlled its rise or whereabouts.
The coaling cross section of body of belt sealing air pipe of described furnace roof belt sealing air pipe, discharge of the coke belt sealing air pipe and pusher side is the reducing U-shaped, and a trolley track is respectively established on its upper port both sides; The described pusher side flue gas of coalingging passes on belt dolly, furnace roof flue gas and passes on belt dolly and the flue gas that discharges of the coke and pass on the belt dolly and constitute by a sealing groove and roller, one group of roller be contained in sealing groove an end and below, roller places on the described trolley track; Be provided with opening in sealing groove lower end and communicate, be provided with described flue dust inlet at an end of sealing groove with described body inside; On the upper port of described body and sealing groove, cover the sealing belt, be provided with swelling device, the belt guide roller all is housed in the top of sealing belt and sealing groove, the bottom of both sides and the corner at body two ends at the two ends of sealing belt.
Pass at the described flue gas that discharges of the coke and drive unit to be housed below the sealing groove of belt dolly, by this drive unit drive described roller, sealing groove moves along trolley track with the belt guide roller, described drive unit all is connected with an electric control system, by the unified control of coke guide driver, with coke guide synchronous operation.The furnace roof flue gas passes on dolly and the pusher side flue gas belt of coalingging and passes on dolly respectively by the operation that drags of furnace top smoke collecting cart and plug ramming machine.Realize that by described electric control system the pusher side flue gas of coalingging passes on the automatic control that goes and back running synchronously of belt dolly and plug ramming machine; The furnace roof flue gas passes on the automatic control that goes and back running synchronously of belt dolly and furnace top smoke collecting cart; The flue gas that discharges of the coke passes on the automatic control that goes and back running synchronously of belt dolly and coke guide.
The coaling body of belt sealing air pipe, furnace roof belt sealing air pipe and the belt sealing air pipe that discharges of the coke of described pusher side all adopts steel plate to be welded, and is provided with stiffening web in its outside; Be equipped with the steel grating plate below the sealing belt of described body upper port; Described sealing belt is made by high-temperature resistant rubber; The degree of tightness that described swelling device adopts balancing weight to regulate belt.
The position of described sealing groove and the connection of body upper port adopts flexible sealing to be connected, and the position employing ptfe composite of this connection is made, and has the effect of high temperature resistant, acidproof, corrosion-resistant, vibration damping and minimizing rigid shock.
The burnt dust gathering arrester that blocks of described quenching car top is a steel construction, the support crossbeam of this steel construction and the described flue gas that discharges of the coke pass on the flue dust inlet of belt dolly and are connected with hinged mode, with between effective control coke guide and the belt dolly because of the track injustice cause the displacement variation.
Advantage of the present invention is: adopt special particle collector respectively dress matchmaker mouth, furnace roof and coke outlet to be carried out control of dust and purify, significantly reduced the soot emissions when coalingging, obviously reduced the pollution to environment.Three groups of flue dust collecting devices all adopt belt to pass on dolly conduction flue dust, design simplification, and it is little conduct oneself with dignity, and motion is flexible, does not have loaded down with trivial details flip action; Belt passes on dolly and can carry flue dust at an arbitrary position, so can be implemented in the capture and the conveying of the flue dust under the unmanned state fully, fundamentally solve problems such as operational difficulty, failure rate height, maintenance difficulty be big, poorly sealed, had good smoke catching effect.The level of automation height, easy and simple to handle, can the serialization safe and stable operation.
Description of drawings
Fig. 1 is a process flow diagram of the present invention;
Fig. 2 is the three-dimensional overall structure synoptic diagram of invention;
Fig. 3 is the coaling structural representation of particle collector of pusher side of the present invention;
Fig. 4 is the perspective view of furnace roof coal-charging smoke collection device of the present invention;
Fig. 5 is the sectional structure chart (the P-P sectional view of Fig. 2) of the flue dust collecting device that discharges of the coke of the present invention;
Fig. 6 is that belt sealing air pipe and the flue gas that discharges of the coke of the discharging of the coke of the present invention passes on belt dolly perspective view (part);
Fig. 7 is the T-T sectional view of Fig. 6;
Fig. 8 is the perspective view that airduct is carried in the belt sealing of the discharging of the coke of the present invention;
Fig. 9 is the S-S sectional view of Fig. 8.
Embodiment
Referring to Fig. 1～Fig. 9, a kind of pit kiln of the present invention three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, comprise furnace roof coal-charging smoke collection device B, flue dust collecting device C, pusher side coal-charging smoke collection device A and ground station for dust removal D discharge of the coke, the furnace roof coal-charging smoke collection device B and the flue dust collecting device C that discharges of the coke are installed in coke outlet one side (coke side) and the furnace roof of pit kiln E respectively, pusher side coal-charging smoke collection device A is installed in a side (pusher side of the coal port of pit kiln E, promptly relative opposite side with coke side, plug ramming machine one side of coalingging).
Referring to Fig. 2 and Fig. 3, described pusher side coal-charging smoke collection device A comprises that pusher side belt sealing air pipe and the pusher side flue gas of coalingging of coalingging passes on belt dolly 1, this pusher side flue gas of coalingging passes on salable the coaling sealing belt 107 times of belt sealing air pipe 101 of pusher side that is installed in movably of belt dolly 1, this pusher side flue gas of coalingging passes on the flue dust inlet of belt dolly 1 and is connected with the suction device that extends to pit kiln side coal mouth top, and the coaling outlet of belt sealing air pipe of this pusher side is connected with the furnace roof belt sealing air pipe 4 of described furnace roof coal-charging smoke collection device B by pipeline 26.
Described pusher side coal-charging smoke collection device A is arranged on original plug ramming machine track (original mechanism, not shown) the outside, the described pusher side flue gas of coalingging passes on the support of belt dolly 1 and is fixed on this plug ramming machine main body frame, and drag walking by moving of this plug ramming machine, do not need to establish in addition drive unit.
Referring to Fig. 3, being connected the described pusher side flue gas of coalingging passes on the suction device of flue dust inlet of belt dolly 1 and comprises control butterfly valve 102, process pipe 103, scalable collection sleeve 104 and pusher side collecting hood 105, control butterfly valve 102 is connected the described pusher side flue gas of coalingging and passes between the end of the flue dust inlet of belt dolly 1 and process pipe 103, the other end of this process pipe 103 is connected with pusher side collecting hood 105 by scalable collection sleeve 104, this scalable collection sleeve 104 is used to drive pusher side collecting hood 105 and moves laterally, so that the coal port of pit kiln is left and withdraw in the top of the side coal mouth of close pit kiln when coalingging after coalingging.
Described scalable collection sleeve 104 comprises outer cylinder body, inner barrel and drive unit 106, outer cylinder body and inner barrel slip cap are together, this outer cylinder body is connected (also can be structure as a whole) with described process pipe 103, and the outer end of inner barrel is connected with described pusher side collecting hood 105; Described drive unit 106 adopts fluid cylinder or cylinder, and its two ends are connected respectively with inner barrel with described outer cylinder body respectively, and it is simplified outside interior flexible that drive unit 106 drives inner barrel, moves back and forth with the level that drives pusher side collecting hood 105.
Referring to Fig. 2 and Fig. 4, described furnace roof coal-charging smoke collection device B comprises that furnace roof belt sealing air pipe 4, furnace roof flue gas pass on belt dolly 3 and furnace top smoke collection and treatment car 2, furnace top smoke collection and treatment car 2 is loaded on the track of furnace roof, the furnace roof flue gas passes under the salable sealing belt that is installed in furnace roof belt sealing air pipe 4 movably of belt dolly 3, and this furnace roof flue gas passes on the flue dust inlet 27 of belt dolly 3 and exports with the flue dust of furnace top smoke collection and treatment car 2 and be connected.Furnace top smoke collection and treatment car 2 has travel driving unit, and the furnace roof flue gas passes on belt dolly 3 and drags walking with moving of furnace top smoke collection and treatment car 2.
Be provided with combustion-type benzopyrene digestion device 12 and communicating pipe 13 on described furnace top smoke collection and treatment car 2, several combustion-type benzopyrene digestion devices 12 pass on the flue dust inlet 27 of belt dolly 3 by communicating pipe 13 and furnace roof flue gas and are connected.Drive unit (not shown) also is housed on the furnace top smoke collection and treatment car 2 again, drives the wheel walking.This combustion-type benzopyrene digestion device 12 is a prior art, is made up of the circular shell on top and the jacking sleeve two parts of lower end.This circular shell is made up of outer wall, inwall and intermediary thermal insulation layer, and the centre is provided with hemispheric flame flame separating device, and this jacking sleeve can electronic or manually be controlled its rise or whereabouts, realizes and the docking of the venting port of furnace roof.When work, in combustion-type benzopyrene digestion device 12, feed combustion gas, remove obnoxious flavour with burning by gas line 11.
Referring to Fig. 2 and Fig. 5～Fig. 9, the described flue dust collecting device C that discharges of the coke comprises coke guide 5, quenching car 17, dust gathering arrester 25, discharge of the coke belt sealing air pipe 18 and the flue gas that discharges of the coke pass on belt dolly 6, coke guide 5 and quenching car 17 are loaded on respectively on the track of coke side correspondence, dust gathering arrester 25 is installed in quenching car 17 upper ends and is connected a side of coke guide 5, and the right-hand member of this dust gathering arrester 25 and lower end are collected the flue dust that coke guide 5 and quenching car 17 overflow respectively.This flue gas that discharges of the coke passes on the salable sealing belt that is installed in the belt sealing air pipe 18 that discharges of the coke movably of belt dolly 6 19 times, and this flue gas that discharges of the coke passes on the flue dust inlet 28 of belt dolly 6 and exports 251 (referring to Fig. 5) with the flue dust of 25 left ends of described dust gathering arrester and be connected.
The burnt dust gathering arrester 25 that blocks on the described quenching car 17 is steel construction, the support crossbeam of this steel construction and the described flue gas that discharges of the coke pass on the hinged mode of flue dust inlet 28 usefulness of belt dolly 6 and are connected, with between effective control coke guide 5 and the belt dolly 6 because of the track injustice cause the displacement variation.
The outlet of the described furnace roof belt sealing air pipe 4 and the belt sealing air pipe 18 that discharges of the coke all is connected with ground station for dust removal D by pipeline 29, on each pipeline 29 conversion valve 30 is housed all.
With reference to figure 5～Fig. 9, the cross section of the body of the belt sealing air pipe 18 that discharges of the coke of the present invention is the reducing U-shaped, and a trolley track 15 is respectively established on its upper port both sides.The described flue gas that discharges of the coke passes on belt dolly 6 and constitutes by a sealing groove 61 and roller (not shown), one group of roller be contained in sealing groove 61 an end and below, roller places on the described trolley track 15.Be provided with opening in sealing groove 61 lower ends and communicate, be provided with flue dust inlet 28 at an end of sealing groove 61 with described U-shaped body inside; On the upper port of described U-shaped body and sealing groove 61, cover sealing belt 19, be provided with swelling device 14 at the two ends of sealing belt 19, with top, the bottom of both sides and the corner at body two ends of sealing groove 61 belt guide roller 20 be housed all at sealing belt 19.
Pass at the described flue gas that discharges of the coke and drive unit (not shown) to be housed below the sealing groove 61 of belt dolly 6, by this drive unit drive described roller, sealing groove 61 moves along trolley track 15 with belt guide roller 20, the described flue gas that discharges of the coke passes on the drive unit of belt dolly 6 and links to each other with the electric control system of described coke guide 5, by the unified control of coke guide driver, synchronous operation.
Described furnace roof flue gas passes on belt dolly 3 and is connected with furnace top smoke collecting cart 2, drags walking by the walking of flue dust collecting car, realizes the synchronous operation with furnace top smoke collecting cart 2.
The coaling body of belt sealing air pipe 101, furnace roof belt sealing air pipe 4 and the belt sealing air pipe 18 that discharges of the coke of described pusher side all adopts steel plate to be welded, be provided with stiffening web 181 in its outside, mainly contain two effects greatly: the one, as the transport pipe that strengthens flue gas, the 2nd, pass on the rail supported of dolly as belt.This furnace roof belt sealing air pipe 4 is installed on along on the steel structure support 33 of furnace superintendent distribution.Be provided with support roller device 16 in airduct body bottom, prevent the distortion of expanding with heat and contract with cold that causes because of works better and variation of ambient temperature.One side of the described belt sealing air pipe 18 that discharges of the coke is provided with to float walks on stage 24, makes things convenient for staff's operation and maintenance.
Be equipped with steel grating plate 21 below the sealing belt 19 of described body upper port.Described sealing belt 19 is made by high-temperature resistant rubber; The degree of tightness that described swelling device 14 adopts balancing weight to regulate belt.
The position of described sealing groove 61 and the connection of body upper port adopts flexible sealing to be connected, and the position employing ptfe composite of this connection is made, and has the effect of high temperature resistant, acidproof, corrosion-resistant, vibration damping and minimizing rigid shock.
Described ground station for dust removal D comprises by the placed in-line successively air volume distributor 31 of pipeline, heat accumulating type water cooler 7, bag-type dust unit 8, blower fan unit 9 and aiutage 10.Described air volume distributor 31 (prior art) is provided with two inlets and an outlet, and these two inlets are connected with described two pipelines 29 respectively, and this outlet is connected with the inlet of heat accumulating type water cooler 7.
Technical process of the present invention is as follows:
When coalingging, the pusher side flue gas of coalingging passes on belt dolly 1 and moves to the carbonization chamber position of coalingging of pit kiln A with plug ramming machine, furnace top smoke collection and treatment dolly 2 moves to the corresponding carbonization chamber position of furnace roof and aligns, fall the outer sleeve of combustion-type benzopyrene digestion device 12, the process of coalingging begins, the loose flue gas of choosing of pusher side fire door is passed on belt dolly 1 and is collected by the pusher side flue gas of coalingging, and is sent in the pusher side belt sealing air pipe 101, is delivered in the furnace roof belt sealing air pipe 4 by process pipe 26; The flue gas of emerging in furnace roof coking chamber top is collected by furnace top smoke collection and treatment dolly 2, in the furnace roof flue gas passes on belt dolly 3 importing furnace roof belt sealing air pipes 4, by process pipe 29 be delivered to the D of terrestrial station air volume distributor, heat accumulating type water cooler 7, pulsed sack cleaner 8, purify after, enter atmosphere by blower fan unit 9 through aiutage 10.
Discharge of the coke when producing, passing on belt dolly 6 by the flue gas that discharges of the coke runs to the position of the discharging of the coke with coke guide 5 and aligns, in the process of the discharging of the coke, flue gas is collected through blocking burnt dust gathering arrester 25, import in the belt sealing air pipe 18 that discharges of the coke by sealing groove, deliver to another inlet of the air volume distributor of the D of terrestrial station, isolate spark and be cooled to below 120 ℃ through heat accumulating type water cooler 7 by another root process pipe 29, after entering sack cleaner 8 smart dedustings again, purified gas is sent into aiutage 10 by blower fan 9 and is entered atmosphere.The dust that removes is sent in the airtight ash-storing bin by burying the scraper plate machine, is regularly transported by automobile.
Claims (11)
1. pit kiln three-in-one flue dust collecting purifying method of coalingging, discharge of the coke is characterized in that: adopt the pusher side belt sealing air pipe that is arranged on the coke oven tamping tool track outside to collect and the flue gas of fire door place's dissipation during the transfer roller side coal; Meanwhile, collect and carry the flue dust of top gas exhaust port dissipation by the furnace roof belt sealing air pipe that is located at furnace roof coke side furnace retaining post top; When the discharging of the coke, collect and carry the flue dust of dissipation when the discharging of the coke by being arranged on the discharge of the coke coke side belt sealing air pipe in the side quenching car track outside of pit kiln; Described pusher side belt sealing air pipe is communicated with furnace roof belt sealing air pipe, the high-temperature smoke of coalingging and the discharging of the coke that the delivery port of the delivery port of this furnace roof belt sealing air pipe and coke side belt sealing air pipe will be collected by pipeline together delivers into ground station for dust removal and carries out purifying treatment, enters atmosphere through aiutage then; Described pusher side belt sealing air pipe, furnace roof belt sealing air pipe and coke side belt sealing air pipe all by be located at above them can to pass on the belt dolly along the flue gas that the sealing of separately airduct is moved corresponding with coal port or coke outlet, to collect from the flue dust of this coal port or coke outlet discharge.
2. pit kiln three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, comprise furnace roof coal-charging smoke collection device and the flue dust collecting device that discharges of the coke, this furnace roof coal-charging smoke collection device comprises that furnace roof belt sealing air pipe, furnace roof flue gas pass on belt dolly and furnace top smoke collection and treatment car, furnace top smoke collection and treatment car is loaded on the track of furnace roof, the furnace roof flue gas passes under the salable sealing belt that is installed in furnace roof belt sealing air pipe movably of belt dolly, and this furnace roof flue gas passes on the flue dust inlet of belt dolly and exports with the flue dust of furnace top smoke collection and treatment car and be connected; The described flue dust collecting device that discharges of the coke comprises coke guide, quenching car, block burnt dust gathering arrester, discharge of the coke belt sealing air pipe and the flue gas that discharges of the coke pass on the belt dolly, coke guide and quenching car are loaded on respectively on the track of coke side correspondence, block the side that burnt dust gathering arrester is installed in the quenching car upper end and is connected coke guide, this flue gas that discharges of the coke passes under the salable sealing belt that is installed in the belt sealing air pipe that discharges of the coke movably of belt dolly, and this flue gas that discharges of the coke passes on the flue dust inlet of belt dolly and blocks burnt dust gathering arrester flue dust and export and be connected with described; The outlet of the described furnace roof belt sealing air pipe and the belt sealing air pipe that discharges of the coke all is connected with a ground station for dust removal by pipeline, it is characterized in that: the pusher side coal-charging smoke collection device that also comprises a relative side that is arranged on pit kiln with coke outlet, this pusher side coal-charging smoke collection device comprises that pusher side belt sealing air pipe and the pusher side flue gas of coalingging of coalingging passes on the belt dolly, this pusher side flue gas of coalingging passes on the salable pusher side that is installed in movably of belt dolly and coalings under the sealing belt of belt sealing air pipe, this pusher side flue gas of coalingging passes on the flue dust inlet of belt dolly and is connected with the suction device that extends to pit kiln side coal mouth top, and the coaling outlet of belt sealing air pipe of this pusher side is connected with described furnace roof belt sealing air pipe by pipeline.
3. pit kiln according to claim 2 is coaling, the three-in-one flue dust collecting refining plant discharges of the coke, it is characterized in that: be connected the described pusher side flue gas of coalingging and pass on the suction device of flue dust inlet of belt dolly and comprise the control butterfly valve, process pipe, scalable collection sleeve and pusher side collecting hood, the control butterfly valve is connected the described pusher side flue gas of coalingging and passes between the end of the flue dust inlet of belt dolly and process pipe, the other end of this process pipe is connected with the pusher side collecting hood by scalable collection sleeve, this scalable collection sleeve is used to drive the pusher side collecting hood and moves laterally, so that when coalingging near the top of pit kiln side coal mouth, and or the back withdrawal of coalingging leave this coal port.
4. the pit kiln according to claim 3 three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, it is characterized in that: described scalable collection sleeve comprises outer cylinder body, inner barrel and drive unit, outer cylinder body and inner barrel slip cap are together, this outer cylinder body is connected with described process pipe, and the outer end of inner barrel is connected with described pusher side collecting hood; Described drive unit adopts hydro-cylinder or cylinder, and its two ends are connected with inner barrel with described outer cylinder body respectively.
5. the pit kiln according to claim 2 three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, it is characterized in that: described pusher side coal-charging smoke collection device is arranged on the outside of original plug ramming machine track, the described pusher side flue gas of coalingging passes on the vehicle frame of belt dolly and is fixed on this plug ramming machine main body frame, and drag walking by moving of this plug ramming machine, do not need to establish in addition drive unit.
6. the pit kiln according to claim 2 three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, it is characterized in that: on described furnace top smoke collection and treatment car, be provided with combustion-type benzopyrene digestion device, communicating pipe and drive unit, this combustion-type benzopyrene digestion device is made up of circular shell and jacking sleeve two parts, this circular shell is made up of outer wall, inwall and intermediary thermal insulation layer, the centre is provided with hemispheric flame flame separating device, and this jacking sleeve can electronic or manually be controlled its rise or whereabouts.
7. the pit kiln according to claim 2 three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, it is characterized in that: the coaling cross section of body of belt sealing air pipe of described furnace roof belt sealing air pipe, discharge of the coke belt sealing air pipe and pusher side is the reducing U-shaped, and a trolley track is respectively established on its upper port both sides; The described pusher side flue gas of coalingging passes on belt dolly, furnace roof flue gas and passes on belt dolly and the flue gas that discharges of the coke and pass on the belt dolly and constitute by a sealing groove and roller, one group of roller be contained in sealing groove an end and below, roller places on the described trolley track; Be provided with opening in sealing groove lower end and communicate, be provided with described flue dust inlet at an end of sealing groove with described body inside; On the upper port of described body and sealing groove, cover the sealing belt, be provided with swelling device, the belt guide roller all is housed in the top of sealing belt and sealing groove, the bottom of both sides and the corner at body two ends at the two ends of sealing belt.
8. the pit kiln according to claim 7 three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, it is characterized in that: pass at the described flue gas that discharges of the coke and drive unit is housed below the sealing groove of belt dolly, by this drive unit drive described roller, sealing groove moves along trolley track with the belt guide roller, described drive unit is connected with an electric control system, by the unified control of coke guide driver, with coke guide synchronous operation; The described pusher side flue gas of coalingging passes on belt dolly and furnace roof flue gas and passes on the belt dolly respectively by the operation that drags of described furnace top smoke collection and treatment car and plug ramming machine; Realize that by described electric control system the pusher side flue gas of coalingging passes on the automatic control that goes and back running synchronously of belt dolly and plug ramming machine, the furnace roof flue gas passes on the automatic control that goes and back running synchronously of belt dolly and furnace top smoke collecting cart, and the flue gas that discharges of the coke passes on the automatic control that goes and back running synchronously of belt dolly and coke guide.
9. the pit kiln according to claim 7 three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, it is characterized in that: the coaling body of belt sealing air pipe, furnace roof belt sealing air pipe and the belt sealing air pipe that discharges of the coke of described pusher side all adopts steel plate to be welded, and is provided with stiffening web in its outside; Be equipped with the steel grating plate below the sealing belt of described body upper port; Described sealing belt is made by high-temperature resistant rubber; The degree of tightness that described swelling device adopts balancing weight to regulate belt.
10. the pit kiln according to claim 7 three-in-one flue dust collecting refining plant of coalingging, discharge of the coke, it is characterized in that: described sealing groove adopts flexible sealing to be connected with the position of the connection of body upper port, the position of this connection adopts ptfe composite to make, and has the effect of high temperature resistant, acidproof, corrosion-resistant, vibration damping and minimizing rigid shock.
The three-in-one flue dust collecting refining plant 11. pit kiln according to claim 2 is coaling, discharged of the coke, it is characterized in that: the burnt dust gathering arrester that blocks on the described quenching car is a steel construction, the support crossbeam of this steel construction and the described flue gas that discharges of the coke pass on the flue dust inlet of belt dolly and are connected with hinged mode, with between effective control coke guide and the belt dolly because of the track injustice cause the displacement variation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810176539 CN101735832B (en) | 2008-11-17 | 2008-11-17 | Coal-charging and coke-discharging three-in-one flue dust collecting and purifying method and device of coke oven |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200810176539 CN101735832B (en) | 2008-11-17 | 2008-11-17 | Coal-charging and coke-discharging three-in-one flue dust collecting and purifying method and device of coke oven |
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| CN101735832A true CN101735832A (en) | 2010-06-16 |
| CN101735832B CN101735832B (en) | 2013-06-26 |
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| CN 200810176539 Expired - Fee Related CN101735832B (en) | 2008-11-17 | 2008-11-17 | Coal-charging and coke-discharging three-in-one flue dust collecting and purifying method and device of coke oven |
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Cited By (6)
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| CN106221710A (en) * | 2016-10-09 | 2016-12-14 | 马鞍山钢铁股份有限公司 | A kind of safety interlock control system for dust collection for charging system |
| CN106381160A (en) * | 2016-11-21 | 2017-02-08 | 大连华锐重工焦炉车辆设备有限公司 | Dust collecting device on side of coke oven machinery and application method thereof |
| CN109676212A (en) * | 2019-01-12 | 2019-04-26 | 江苏星永邦环保工程技术有限公司 | A kind of dust arrester installation |
| CN113717737A (en) * | 2021-08-11 | 2021-11-30 | 山东亿维新材料有限责任公司 | Tar distillation auxiliary fetching mechanism and working method thereof |
| CN114504913A (en) * | 2021-12-22 | 2022-05-17 | 太原重工股份有限公司 | Coke drying table flue gas treatment device |
| CN118389162A (en) * | 2024-07-01 | 2024-07-26 | 山西立恒焦化有限公司 | Coke oven smoke dust collecting device |
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| CN201140194Y (en) * | 2007-11-28 | 2008-10-29 | 李九林 | Two-in-one smoke eliminating and dust collecting device of coal-charging, coke-discharging with ultra-quantitative air feed system |
| CN201292340Y (en) * | 2008-11-17 | 2009-08-19 | 山西长林环保工程有限公司 | Coal-charging, coal-discharging three-in-one smoke collection purifier of coke burner |
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| CN201140194Y (en) * | 2007-11-28 | 2008-10-29 | 李九林 | Two-in-one smoke eliminating and dust collecting device of coal-charging, coke-discharging with ultra-quantitative air feed system |
| CN201292340Y (en) * | 2008-11-17 | 2009-08-19 | 山西长林环保工程有限公司 | Coal-charging, coal-discharging three-in-one smoke collection purifier of coke burner |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106221710A (en) * | 2016-10-09 | 2016-12-14 | 马鞍山钢铁股份有限公司 | A kind of safety interlock control system for dust collection for charging system |
| CN106381160A (en) * | 2016-11-21 | 2017-02-08 | 大连华锐重工焦炉车辆设备有限公司 | Dust collecting device on side of coke oven machinery and application method thereof |
| CN109676212A (en) * | 2019-01-12 | 2019-04-26 | 江苏星永邦环保工程技术有限公司 | A kind of dust arrester installation |
| CN109676212B (en) * | 2019-01-12 | 2024-02-23 | 江苏星永邦环保工程技术有限公司 | Movable flame cutting dust removal system |
| CN113717737A (en) * | 2021-08-11 | 2021-11-30 | 山东亿维新材料有限责任公司 | Tar distillation auxiliary fetching mechanism and working method thereof |
| CN114504913A (en) * | 2021-12-22 | 2022-05-17 | 太原重工股份有限公司 | Coke drying table flue gas treatment device |
| CN114504913B (en) * | 2021-12-22 | 2024-01-30 | 太原重工股份有限公司 | Coke drying table flue gas treatment device |
| CN118389162A (en) * | 2024-07-01 | 2024-07-26 | 山西立恒焦化有限公司 | Coke oven smoke dust collecting device |
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| CN101735832B (en) | 2013-06-26 |
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