CN106367088A - Heat exchanging two stage coal charging and coke pushing machine for coke oven and charging and pushing method thereof - Google Patents
Heat exchanging two stage coal charging and coke pushing machine for coke oven and charging and pushing method thereof Download PDFInfo
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- CN106367088A CN106367088A CN201611109306.6A CN201611109306A CN106367088A CN 106367088 A CN106367088 A CN 106367088A CN 201611109306 A CN201611109306 A CN 201611109306A CN 106367088 A CN106367088 A CN 106367088A
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- coke
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B31/00—Charging devices
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B33/00—Discharging devices; Coke guides
- C10B33/08—Pushers, e.g. rams
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B43/00—Preventing or removing incrustations
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The invention discloses a heat exchanging two stage coal charging and coke pushing machine for a coke oven. The machine comprises the following components: a main structural system which comprises a steel structural platform and a walking device fixedly connected to the lower surface of the steel structural platform; a coal charging system which comprises a belt conveyor for coal handling, a bucket elevation device, a retractable coal feeding device and a charged coal dedusting device; a coke pushing system which comprises a coke pushing device, a pushed coke dedusting device, a door cleaning device, a door fetching device, a frame cleaning device, a head-and-rear coke collection device and a furnace platform cleaning system; a ground fixed device which comprises a ground coal belt conveyor fixedly positioned on the ground where the coke is pushed and a ground dedusting pipeline. The present invention also discloses a two stage coal charging and coke pushing method for the machine which can position and complete all the processes of charging coal, pushing coke, feeding material, collecting dust and cleaning furnace altogether. The method has the advantage of being simple in operation and high in equipment working efficiency.
Description
Technical field
The invention belongs to coke over machinery technical field is and in particular to two sections of coke oven coal-charging pushing machines of a kind of heat exchange type and coalingging
Coke pushing method.
Background technology
Two sections of coke oven technology of heat exchange type are a kind of modes that coal charge is carried out before coking with pretreatment, and this kind of technology can remove
Moisture in coal charge, reduces energy loss in process of coking, and can be added to stove dump density, improves coke quality.Heat exchange
Two sections of coke oven technology of formula, due to reducing as-fired coal moisture, shorten retorting time, increase substantially coke oven production capacity；As-fired coal material
Moisture reduces the consumption that can reduce ammonia during 1/3 coke oven runs；Reduce the discharge of greenhouse gases, as-fired coal material averagely per ton
Reduce 35kgco2 discharge capacity；Two sections of coke oven technology of heat exchange type can improve the caking property of weak caking coal, makes coal resource using more
Rationally, and under conditions of equal coal blending, it is possible to increase the quality of coke, reduce coking cost.Coking academy develop
Two sections of coke oven techniques of heat exchange type, but due to coke oven construction novel form, no supporting Coke-fired Furnace Machinery Equipments, lead to this coke oven at present
It is difficult to normally use.
Therefore, it is badly in need of at present combining new-type two sections of coke oven construction Form Characteristics of heat exchange type, develop one kind and can complete to change
The coal charge that two sections of hot type conveys, loads, open fire door coke pushing work, and the pusher side flue dust producing to coalingging, during coke pushing enters
Row collects two sections of coke oven coal-charging pushing machines of novel heat exchange formula.
Content of the invention
The invention provides two sections of coke oven coal-charging pushing machines of heat exchange type and coal-charging pushing method, solve skill set forth above
Art problem.
The technological means that the present invention adopts are as follows: a kind of two sections of coke oven coal-charging pushing machines of heat exchange type, comprising:
Agent structure system, described agent structure system includes steel structure platform and is fixedly connected on described steel structure platform
The running gear of lower surface, described running gear is arranged on ground rail；
Coaling system, the described system of coalingging includes coalingging belt dressing, chain bucket lifting device, flexible feeding device and coaling
Dust arrester, described flexible feeding device is arranged at described steel structure platform rear portion, and described chain bucket lifting device is vertically connected at
The described flexible feeding device discharging opening forward position of described steel structure platform, described chain bucket lifting device bottom passes through described steel
Structure platform until close to ground location, the discharge end phase of the feed end of described belt dressing of coalingging and described chain bucket lifting device
Corresponding, the discharge end of described belt dressing of coalingging is arranged above the hole of coalingging of preheating coal bunker, described coal charging and dust removing device by
Described chain bucket lifting device bottom is extended to through described chain bucket lifting device top above the hole of coalingging of preheating coal bunker；
Coke pushing system, described coke pushing system includes coke pusher, coke pushing dust arrester, clear door gear, takes door gear, clear frame
Device, head-tail coke gathering apparatus and charging floor sweeping device, the described coke pusher for coke pushing is arranged at described steel structure platform
On, described coke pushing dust arrester sequentially passes through on the upside of described coke pusher by upper end on front side of described coke pusher and described steel construction
Pass through described steel structure platform in the middle part of platform until described chain bucket lifting device bottom, take door gear and use for open fire door
The clear frame apparatus of the tar on cleaning firedoor frame are respectively arranged at described steel structure platform front end both sides, for clearing up fire door
The clear door gear of tar be arranged at described steel structure platform front end side, for collecting the head-tail coke gathering apparatus of unrestrained coke
It is arranged at the front end of the described steel structure platform of described coke pusher lower head, for cleaning the charging floor sweeping device of furnace table surface
It is arranged at the front end of described steel structure platform；
The fixed device in ground, delivers coal skin in the ground that the fixed device in described ground includes being fixedly installed on coke pushing position ground
Belting and ground dedusting pipeline, deliver coal the discharge end of belt dressing and the feed end phase of described flexible feeding device in described ground
Corresponding, described ground dedusting pipeline is connected with described coal charging and dust removing device and coke pushing dust arrester respectively.
Further, described chain bucket lifting device includes lifting device shell, chain, chain bucket, top chain wheel, bottom chain
Take turns, lift power set and to coal detection means, described top chain wheel is rotationally connected with described lifting device shell upper side wall
On, described bottom sprocket wheel is rotationally connected with the wall of described lifting device outer casing bottom side, and described chain is wound in described top chain
On wheel and described bottom sprocket wheel, described chain bucket is multiple and be uniformly arranged on described chain, described to the setting of coal detection means
In the discharge end of described belt dressing of coalingging, described bottom sprocket wheel is in transmission connection with described lifting power set, described to coal inspection
Survey device to electrically connect with described lifting power set.
Further, described coke pusher includes pushing ram, roller group and graphite clearing apparatus, and described pushing ram is arranged at
In described roller group, under working condition, described roller group drives described pushing ram to move forwards or backwards, empty for jet compression
The described graphite clearing apparatus that gas clears up coke furnace carbonization chamber inwall is arranged in described pushing ram, the spray of described graphite clearing apparatus
Pore is arranged on described coke pushing bar side wall.
Further, described coaling belt dressing and described flexible feeding device are Expansion belt conveyor.
Present invention also offers a kind of coal-charging pushing method of two sections of coke ovens of heat exchange type, including described two sections of coke ovens of heat exchange type
Coal charging coke pusher, comprises the following steps:
S1: described two sections of coke oven coal-charging pushing machines of heat exchange type orbit, opens charging floor sweeping device, to furnace table surface
Enter to clean and collect, eliminate dust pollution；
S2: described two sections of coke oven coal-charging pushing machines of heat exchange type pass through running gear, run to the coke pushing position of coke furnace carbonization chamber
Put stopping, head-tail coke gathering apparatus drive burnt bucket rotation to horizontal level by rotary oil cylinder, before the burnt bucket of advance hydraulic oil cylinder driving advances
Limit to dropping down burnt plate bottom, collect and take door, coke pushing, unrestrained remaining Jiao during clear frame；
S3: ground dedusting pipeline fan runs and forms subnormal ambient, opens the flap valve of coke pushing dust arrester, removes with ground
Dirt pipeline docks, the flue gas producing in persistent collection coke-pushing process, opens the flap valve of coal charging and dust removing device, with ground dedusting pipe
Road docks, the flue gas that persistent collection produces during coalingging；
S4: execute simultaneously and is coaling in hole of coalingging and coke pushing is carried out to coke pushing hole；
S5: coaling after being fully completed with coke pushing, head-tail coke gathering apparatus are packed up, two sections of coke oven coal-charging pushing machines fortune of heat exchange type
Row is to next coke pushing position.
Further, step of coalingging described in described s4 comprises the following steps:
Step 1: deliver coal on the belt dressing ground positioned at coke oven machine side parallel with ground rail in ground, will using dump car
The bulk coal worked good persistently is delivered on the flexible feeding device of steel structure platform afterbody；
Step 2: then coal charge send into be fixed in chain bucket lifting device on steel structure platform, by described chain bucket lifting fill
The coal charge putting charging aperture entrance is sent to described chain bucket lifting device top, and when chain turns over top chain wheel, centrifugal force makes coal
Material is dished out from chain bucket, and coal charge drops out from described chain bucket lifting device discharging opening；
Step 3: the coal charge falling from chain bucket lifting device discharging opening is encased in preheating coal bunker by belt dressing of coalingging
In；
Step 4: when preheating the coal in coal bunker and reaching specified altitude assignment, ground belt dressing of delivering coal stops to coal.
Further, described in described s4, coke pushing step comprises the following steps:
Step 1: the door gear that takes of two sections of coke oven coal-charging pushing machines of heat exchange type opens fire door；
Step 2: the voussoir of the car body locking device of two sections of coke oven coal-charging pushing machines of heat exchange type is supported on the base of ground rail
In plinth structure, to resist the horizontal thrust in coke-pushing process；
Step 3: ground level control room sends allowance operation signal, the arrival of coke side coke guide is led burnt position and is prepared to lead burnt operation,
Coke quenching cart arrival below coke guide connects burnt position and prepares to connect burnt operation；
Step 4: after each equipment to specified location, ground level control room sends allowance operation signal, two sections of coke oven dresses of heat exchange type
Coal ram coke pusher brings into operation, and releases ripe coke in coke furnace carbonization chamber, starts and push away during pushing ram advances
Graphite clearing apparatus within coke installation, clears up the graphite of the internal both sides of coke furnace carbonization chamber and upper of furnace body by compressed air,
In carrying out coke pushing procedure, clear door gear clears up the tar of residual on fire door, after coke pusher rollback, clear frame apparatus cleaning
The tar of residual on firedoor frame；
Step 5: after cleaning terminates, withdraw the voussoir of car body locking device, take door gear to close fire door, complete one and follow
Ring；
Step 6: coke side coke guide closes coke side fire door, and the locomotive haulage coke quenching cart below coke guide is to quenching
Tower, carries out quenching work；
Step 7: coke pushing terminates to take door gear to close fire door, and head-tail coke gathering apparatus are packed up.
Further, the coke pushing time of pushing ram described in described s3 adopts equation below to determine:
t≤v/m-t1-t2(1)
Wherein: t is the coke pushing time of described pushing ram, v is the volume of coalingging of described preheating coal bunker, and m is by coalingging
The coal volume flow in hole, is determined by the defeated coal speed of described flexible feeding device, t1For described take door gear open fire door when
Between constant, t2For the described time constant taking door gear to close fire door.
The invention has the benefit that
(1) two sections of coke oven coal-charging pushing machines of a kind of heat exchange type of the present invention, integrated level is high, ensure that two sections of Jiao of heat exchange type
Stove high-efficiency operation；
(2) two sections of coke oven coal-charging pushing machines of a kind of heat exchange type of the present invention, can correspond to and multiple push away coal position, automatization's journey
Degree is high；
(3) a kind of two sections of coke oven coal-charging pushing machines of heat exchange type of the present invention, have dust collect plant, prevent flue dust excessive, receive
The coal recycling capable of circulation of collection, energy-conserving and environment-protective；
(4) the coal-charging pushing method of two sections of coke oven coal-charging pushing machines of a kind of heat exchange type of the present invention, by two sections of Jiao of heat exchange type
Stove run required coaling, pusher, feeding, dust, prepurging technique are carried out simultaneously, and the operation cycle is short, equipment work efficiency
High.
Brief description
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is two sections of coke oven coal-charging pushing machine structural representations of heat exchange type of the present invention；
Fig. 2 is two sections of coke oven coal-charging pushing machine overlooking the structure diagrams of heat exchange type of the present invention；
Fig. 3 is chain bucket lifting device structural representation of the present invention；
Fig. 4 is coke pusher structural representation of the present invention；
Fig. 5 is Expansion belt conveyor elongation state structural representation of the present invention；
Fig. 6 is that Expansion belt conveyor of the present invention shortens status architecture schematic diagram.
In figure: 1, agent structure system, 2, system of coalingging, 3, coke pushing system, 4, the fixed device in ground, 5, two sections of heat exchange type
Coke oven, 6, Expansion belt conveyor, 11, steel structure platform, 12, running gear, 13, ground rail, 21, belt dressing of coalingging, 22, chain
Bucket lifting device, 23, flexible feeding device, 24, coal charging and dust removing device, 31, coke pusher, 32, coke pushing dust arrester, 33, clear
Door gear, 34, take door gear, 35, clear frame apparatus, 36, head-tail coke gathering apparatus, 37, charging floor sweeping device, 41, ground delivers coal
Belt dressing, 42, ground dedusting pipeline, 51, preheating coal bunker, 52, coke furnace carbonization chamber, 53, hole of coalingging, 61, belt, 62, base
Plate, 63, expansion plate, 64, drivewheel, 65, driven pulley on expansion plate, 66, break-in wheel, 67, driven pulley under expansion plate, 68, substrate
Driven pulley, 69, belt power plants, 221, lifting device shell, 222, chain, 223, chain bucket, 224, top chain wheel, 225,
Bottom sprocket wheel, 226, lifting power set, 227, give coal detection means, 228, flexible feeding device discharging opening, 229, flexible on
Material device charging aperture, 311, pushing ram, 313, roller group.
Specific embodiment
Embodiment 1
As depicted in figs. 1 and 2, a kind of two sections of coke oven coal-charging pushing machines of heat exchange type, comprising:
Agent structure system 1, described agent structure system 1 includes steel structure platform 11 and is fixedly connected on described steel construction
The running gear 12 of platform 11 lower surface, described running gear 12 is arranged on ground rail 13；
System of coalingging 2, described system 2 of coalingging includes coaling belt dressing 21, chain bucket lifting device 22, flexible feeding device
23 and coal charging and dust removing device 24, described flexible feeding device 23 is arranged at described steel structure platform 11 rear portion, described chain bucket lifting
Device 22 is vertically connected at described flexible feeding device discharging opening 228 forward position of described steel structure platform 11, described chain bucket
Lifting device 22 bottom passes through described steel structure platform 11 until close to ground location, the feed end of described belt dressing 21 of coalingging
Corresponding with the discharge end of described chain bucket lifting device 22, the described discharge end coalingging belt dressing 21 is arranged at preheating coal bunker
Above 51 hole 53 of coalingging, described coal charging and dust removing device 24 carries through described chain bucket above the hole 53 of coalingging by preheating coal bunker 51
Rise device 22 top and extend to described chain bucket lifting device 22 bottom；
Coke pushing system 3, described coke pushing system 3 includes coke pusher 31, coke pushing dust arrester 32, clear door gear 33, takes door
Device 34, clear frame apparatus 35, head-tail coke gathering apparatus 36 and charging floor sweeping device 37, the described coke pusher 31 for coke pushing sets
It is placed on described steel structure platform 11, described coke pushing dust arrester 32 is sequentially passed through described by described coke pusher 31 front side upper end
Coke pusher 31 upside and described steel structure platform 11 middle part pass through described steel structure platform 11 up to described chain bucket lifting device
22 bottoms, for opening taking door gear 34 and being respectively arranged at for clearing up the clear frame apparatus 35 of tar on firedoor frame of fire door
Described steel structure platform 11 front end both sides, the clear door gear 33 for clearing up the tar on fire door is arranged at described steel structure platform
11 front ends side, the head-tail coke gathering apparatus 36 for collecting unrestrained coke are arranged at described in described coke pusher lower head
The front end of steel structure platform 11, before the charging floor sweeping device 37 for cleaning furnace table surface is arranged at described steel structure platform 11
End；
The fixed device in ground 4, delivers coal in the ground that the fixed device 4 in described ground includes being fixedly installed on coke pushing position ground
Belt dressing 41 and ground dedusting pipeline 42, deliver coal discharge end and the described flexible feeding device 23 of belt dressing 41 in described ground
Feed end corresponding, described ground dedusting pipeline 42 is respectively with described coal charging and dust removing device 24 and coke pushing dust arrester 32 even
Connect.
Coke pushing hole is the perforate that coke furnace carbonization chamber 52 front is used for coke pushing, and hole 53 of coalingging is to be used for filling on preheating coal bunker 51
The perforate of coal.
In the present embodiment, described coaling system 2 and described coke pushing system 3 can be run respectively simultaneously, substantially increase life
Produce efficiency.
The fixed device in described ground 4 of described two sections of coke oven coal-charging pushing machines of heat exchange type is arranged along body of heater length direction, can
To provide coal charge at any time.Described ground dedusting pipeline 42 is connected with outside cleaner, can process flue dust sucking-off.
Embodiment 2
As shown in Figure 3 and Figure 4, the present embodiment difference from Example 1 is, described chain bucket lifting device 22 includes carrying
Rise crust of the device 221, chain 222, chain bucket 223, top chain wheel 224, bottom sprocket wheel 225, lifting power set 226 and examine to coal
Survey device 227, described top chain wheel 224 is rotationally connected with described lifting device shell 221 upper portion side wall, described bottom sprocket wheel
225 are rotationally connected with described lifting device shell 221 bottom sidewall, and described chain 222 is wound in described top chain wheel 224 He
On described bottom sprocket wheel 225, described chain bucket 223 is multiple and be uniformly arranged on described chain 222, described to coal detection means
227 be arranged at described in coaling the discharge end of belt dressing 21, described bottom sprocket wheel 225 is driven with described lifting power set 226
Connect, described to coal detection means 227 with described lifted power set 226 electrically connect.
Further, described coke pusher 31 includes pushing ram 311, roller group 313 and graphite clearing apparatus 314, described
Pushing ram 311 is arranged in described roller group 313, under working condition described roller group 313 drive described pushing ram 311 forward or
Rearward movement, for jet compression air clear up coke furnace carbonization chamber inwall described graphite clearing apparatus 314 be arranged at described in push away
In burnt bar 311, the fumarole of described graphite clearing apparatus 314 is arranged on described pushing ram 311 side wall.
Described graphite clearing apparatus 314 on described pushing ram 311 can be carried out in coke furnace carbonization chamber while coke pushing
Cleaning, is favorably improved coke production quality, improves production efficiency, prevent the equipment breakdown that graphite stack manufactures, and protect
Retaining ring border.
As shown in Figure 5 and Figure 6, described coaling belt dressing 21 and described flexible feeding device 23 are Expansion belt conveyor.
Preferably, described ground belt feeder 41 of delivering coal is provided with two belt units side by side.
When delivering coal, described belt dressing 21 of coalingging does telescopic moving, and coal charge is sent in preheating coal bunker 51, described
Flexible feeding device 23 drives described ground belt feeder 41 of delivering coal mobile, when delivering coal one of skin of belt feeder 41 in described ground
Band unit is when breaking down, and delivers coal the another of belt feeder 41 in feed end telescopic moving to the described ground of described flexible feeding device 23
On one belt unit.
Embodiment 3
The present embodiment difference from Example 2 is, described head-tail coke gathering apparatus 36 include burnt bucket, rotary oil cylinder and
Advance oil cylinder, described burnt bucket is slide hinged to be connected to described steel structure platform 11 front end, and described rotary oil cylinder drives described burnt bucket
Rotation, burnt bucket described in described advance hydraulic oil cylinder driving is movable on described steel structure platform 11.
Further, described coke pushing dust arrester 32 and described coal charging and dust removing device 24 bottom are equipped with flap valve.
Described flap valve is used for controlling the dedusting of described coke pushing dust arrester 32 and described coal charging and dust removing device 24.
Further, the bottom cross section inside edge line of described chain bucket 223 is parabola.
This structure contributes to described chain bucket 223 in the discharging of described chain bucket lifting device discharging opening 228.
Further, also include the automatically coal feeding system for the height of coal in detection preheating coal bunker 51, described automatic
Coal supply system includes the position sensor being electrically connected to each other and power switch, described position sensor be arranged at described in coaling belt
Device 24 is arranged at described ground and delivers coal on belt dressing 41 near hole 53 one end of coalingging, described power switch.
Further, also include being arranged at the car body locking device of described steel structure platform 11 bottom, described car body locking
The inclusion telescoping mechanism of device and voussoir, described steel structure platform 11 bottom is fixed in described telescoping mechanism upper end and its lower end sets
There is voussoir.
Further, described telescoping mechanism elongation state makes the base structure that described voussoir is supported on ground rail 13
On, to resist the horizontal thrust in coke-pushing process, described telescoping mechanism shortens state and packs up described voussoir.
Further, described chain bucket lifting device discharging opening 228 is arranged at described chain bucket lifting device 22 top, described chain
Bucket lifting device charging aperture 229 is arranged at described chain bucket lifting device bottom.
Further, described Expansion belt conveyor 6 includes belt 61, on substrate 62, expansion plate 63, drivewheel 64, expansion plate
Driven pulley 67, substrate driven pulley 68, belt power plants 69 under driven pulley 65, break-in wheel 66, expansion plate, described expansion plate 63
It is slidably connected with described substrate 62, described belt 61 sequentially passes through described drivewheel 64, driven pulley 65 on described expansion plate, described
Under break-in wheel 66, described expansion plate, driven pulley 67, described substrate driven pulley 68 return to described drivewheel 64, described belt mechanomotive force
Device 69 is in transmission connection with described drivewheel 64.
Embodiment 4
As depicted in figs. 1 and 2, present invention also offers a kind of coal-charging pushing method of two sections of coke ovens of heat exchange type, including real
Apply two sections of coke oven coal-charging pushing machines of heat exchange type described in example 1, comprise the following steps:
S1: described two sections of coke oven coal-charging pushing machines of heat exchange type run on ground rail 13, opens charging floor sweeping device 37,
Furnace table surface is entered to clean and collects, eliminate dust pollution；
S2: described two sections of coke oven coal-charging pushing machines of heat exchange type pass through running gear 12, run to pushing away of coke furnace carbonization chamber 52
Burnt position stops, and head-tail coke gathering apparatus 36 drive burnt bucket rotation to horizontal level by rotary oil cylinder, the burnt bucket of advance hydraulic oil cylinder driving
Limit before advance to dropping down burnt plate bottom, collect and take door, coke pushing, unrestrained remaining Jiao during clear frame；
S3: ground dedusting pipeline 42 fan operation forms subnormal ambient, opens the flap valve of coke pushing dust arrester 32, with ground
Face cleaning shaft 42 docks, the flue gas producing in persistent collection coke-pushing process, opens the flap valve of coal charging and dust removing device 24, with ground
Face cleaning shaft 42 docks, the flue gas that persistent collection produces during coalingging；
S4: execute simultaneously and is coaling in hole 53 of coalingging and coke pushing is carried out to coke pushing hole；
S5: coaling after being fully completed with coke pushing, after head-tail coke gathering apparatus 36 are packed up, described two sections of coke oven coal-chargings of heat exchange type
Ram runs to next coke pushing position.
Embodiment 5
As shown in Figures 1 to 4, the present embodiment difference from Example 4 is, step of coalingging described in described s4 includes
Following steps:
Step 1: ground is delivered coal on belt dressing 41 ground positioned at coke oven machine side parallel with ground rail 13, little using discharging
Car persistently delivers to the bulk coal worked good on the flexible feeding device 23 of steel structure platform 11 afterbody；
Step 2: and then coal charge sends into and is fixed in chain bucket lifting device 22 on steel structure platform 11, being carried by described chain bucket
The coal charge rising device charging aperture 229 entrance is sent to described chain bucket lifting device 22 top, when chain 222 turns over top chain wheel
When 224, centrifugal force makes coal charge dish out from chain bucket 223, and coal charge drops out from described chain bucket lifting device discharging opening 228；
Step 3: the coal charge falling from chain bucket lifting device discharging opening 228 is encased in pre- hot coal by belt dressing 21 of coalingging
In feed bin 51；
Step 4: when preheating the coal in coal bunker 51 and reaching specified altitude assignment, ground belt dressing 41 of delivering coal stops to coal.
Further, described in described s4, coke pushing step comprises the following steps:
Step 1: the door gear 34 that takes of two sections of coke oven coal-charging pushing machines of heat exchange type opens fire door；
Step 2: the voussoir of the car body locking device of two sections of coke oven coal-charging pushing machines of heat exchange type is supported on ground rail 13
In base structure, to resist the horizontal thrust in coke-pushing process；
Step 3: ground level control room sends allowance operation signal, the arrival of coke side coke guide is led burnt position and is prepared to lead burnt operation,
Coke quenching cart arrival below coke guide connects burnt position and prepares to connect burnt operation；
Step 4: after each equipment to specified location, ground level control room sends allowance operation signal, described two sections of Jiao of heat exchange type
Stove coal charging coke pusher coke pusher 31 brings into operation, and releases ripe coke in coke furnace carbonization chamber 52, advanced in pushing ram 311
Start the graphite clearing apparatus 314 within coke pusher 31 in journey, the internal both sides of coke furnace carbonization chamber 52 are cleared up by compressed air
And the graphite of upper of furnace body, in carrying out coke pushing procedure, clear door gear 33 clears up the tar of residual on fire door, coke pusher
After 31 rollbacks, clear frame apparatus 35 clear up the tar of residual on firedoor frame；
Step 5: after cleaning terminates, withdraw the voussoir of car body locking device, take door gear 34 to close fire door, complete one and follow
Ring；
Step 6: coke side coke guide closes coke side fire door, and the locomotive haulage coke quenching cart below coke guide is to quenching
Tower, carries out quenching work；
Step 7: coke pushing terminates to take door gear 34 to close fire door, and head-tail coke gathering apparatus 36 are packed up.
Further, the coke pushing time of pushing ram 311 described in described s3 adopts equation below to determine:
t≤v/m-t1-t2(1)
Wherein: t is the coke pushing time of described pushing ram 311, v is the volume of coalingging of described preheating coal bunker 51, and m is to pass through
Coaling the coal volume flow in hole 53, determined by the defeated coal speed of described flexible feeding device 23, t1Take door gear 34 dozens for described
The time constant of blow-on door, t2For the described time constant taking door gear 34 to close fire door.
Described two sections of coke oven coal-charging pushing machines of heat exchange type meet formula (1), take door gear 34 to open the time constant of fire door
t1With time constant t taking door gear 34 to close fire door2For definite value, due to described flexible feeding device 23, described chain bucket lifting dress
Put 22 and described belt dressing 21 of coalingging be continuous coal-feeding device, wherein slow defeated coal speed is overall defeated coal speed,
It is to prevent to block during operating, described flexible feeding device 23, described chain bucket lifting device 22 and described skin of coalingging need to be ensured
The defeated coal speed of belting 21 is accelerated successively, is described flexible feeding device therefore by coal volume flow m in hole 53 of coalingging
Coal volume flow on 23, according to different production requirements, volume v of coalingging of described preheating coal bunker 51 is different, corresponding
Adjust the coke pushing time t of described pushing ram 311, you can ensure that described s4 step coalings step and coke pushing step is carried out simultaneously, push away
Burnt Step Time early than or be equal to and coaling Step Time, substantially increase production efficiency, and energy saving, equipment coordination
High.
Due to employing technique scheme, object according to the present invention rotates identifying device, two sections of coke oven dresses of heat exchange type
Coal ram, integrated level is high, by two sections of coke ovens of heat exchange type run required coaling, coke pushing, feeding, dust, prepurging technique once
Positioning completes, and the operation cycle is short, equipment high working efficiency, and high degree of automation has dust collect plant, prevents outside flue dust
Overflow, the coal recycling capable of circulation of collection, energy-conserving and environment-protective.The present invention can be widely popularized in coke over machinery technical field, leads row
Industry technology develops.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (8)
1. a kind of two sections of coke oven coal-charging pushing machines of heat exchange type are it is characterised in that include:
Agent structure system, described agent structure system includes steel structure platform and is fixedly connected on described steel structure platform following table
The running gear in face, described running gear is arranged on ground rail；
Coaling system, the described system of coalingging includes coaling belt dressing, chain bucket lifting device, flexible feeding device and dust collection for charging
Device, described flexible feeding device is arranged at described steel structure platform rear portion, and described chain bucket lifting device is vertically connected at described
The described flexible feeding device discharging opening forward position of steel structure platform, described chain bucket lifting device bottom passes through described steel construction
Platform is until close to ground location, the feed end of described belt dressing of coalingging is relative with the discharge end of described chain bucket lifting device
Should, the discharge end of described belt dressing of coalingging is arranged above the hole of coalingging of preheating coal bunker, and described coal charging and dust removing device is by pre-
Described chain bucket lifting device bottom is extended to through described chain bucket lifting device top above the hole of coalingging of hot coal feed bin；
Coke pushing system, described coke pushing system includes coke pusher, coke pushing dust arrester, clear door gear, takes door gear, clear frame dress
Put, head-tail coke gathering apparatus and charging floor sweeping device, the described coke pusher for coke pushing is arranged at described steel structure platform,
Described coke pushing dust arrester sequentially passes through on the upside of described coke pusher by upper end on front side of described coke pusher and described steel construction is put down
Described steel structure platform is passed through until described chain bucket lifting device bottom, for opening taking door gear and being used for of fire door in the middle part of platform
The clear frame apparatus of the tar on cleaning firedoor frame are respectively arranged at described steel structure platform front end both sides, for clearing up on fire door
The clear door gear of tar is arranged at described steel structure platform front end side, and the head-tail coke gathering apparatus for collecting unrestrained coke set
It is placed in the front end of the described steel structure platform of described coke pusher lower head, the charging floor sweeping device for cleaning furnace table surface sets
It is placed in the front end of described steel structure platform；
The fixed device in ground, delivers coal belt dress in the ground that the fixed device in described ground includes being fixedly installed on coke pushing position ground
Put and ground dedusting pipeline, described ground deliver coal belt dressing discharge end relative with the feed end of described flexible feeding device
Should, described ground dedusting pipeline is connected with described coal charging and dust removing device and coke pushing dust arrester respectively.
2. two sections of coke oven coal-charging pushing machines of heat exchange type according to claim 1 it is characterised in that: described chain bucket lifting device
Including lifting device shell, chain, chain bucket, top chain wheel, bottom sprocket wheel, lift power set and to coal detection means, described
Top chain wheel is rotationally connected with the wall of described lifting device shell upper side, and described bottom sprocket wheel is rotationally connected with described lifting dress
Put on the wall of outer casing bottom side, described chain is wound in described top chain wheel and described bottom sprocket wheel, described chain bucket be multiple and
Be uniformly arranged on described chain, described to coal detection means be arranged at described in coaling the discharge end of belt dressing, described bottom
Sprocket wheel with described lifting power set be in transmission connection, described to coal detection means with described lifted power set electrically connect.
3. two sections of coke oven coal-charging pushing machines of heat exchange type according to claim 1 it is characterised in that: described coke pusher includes
Pushing ram, roller group and graphite clearing apparatus, described pushing ram is arranged in described roller group, described roller group under working condition
Described pushing ram is driven to move forwards or backwards, the described graphite clearing up coke furnace carbonization chamber inwall for jet compression air cleans
Device is arranged in described pushing ram, and the fumarole of described graphite clearing apparatus is arranged on described coke pushing bar side wall.
4. two sections of coke oven coal-charging pushing machines of heat exchange type according to claim 1 it is characterised in that: described belt dressing of coalingging
It is Expansion belt conveyor with described flexible feeding device.
5. a kind of coal-charging pushing method of two sections of coke ovens of heat exchange type it is characterised in that: include claim 1 in described heat exchange type
Two sections of coke oven coal-charging pushing machines, comprise the following steps:
S1: described two sections of coke oven coal-charging pushing machines of heat exchange type orbit, opens charging floor sweeping device, furnace table surface is entered clearly
Sweep collection, eliminate dust pollution；
S2: described two sections of coke oven coal-charging pushing machines of heat exchange type pass through running gear, and the coke pushing position running to coke furnace carbonization chamber is stopped
Only, head-tail coke gathering apparatus drive burnt bucket rotation to horizontal level by rotary oil cylinder, the burnt bucket of advance hydraulic oil cylinder driving limit before advancing to
Drop down burnt plate bottom, collect and take door, coke pushing, unrestrained remaining Jiao during clear frame；
S3: ground dedusting pipeline fan runs and forms subnormal ambient, opens the flap valve of coke pushing dust arrester, with ground dedusting pipe
Road docks, the flue gas producing in persistent collection coke-pushing process, opens the flap valve of coal charging and dust removing device, with ground dedusting pipeline pair
Connect, the flue gas that persistent collection produces during coalingging；
S4: execute simultaneously and is coaling in hole of coalingging and coke pushing is carried out to coke pushing hole；
S5: coaling after being fully completed with coke pushing, head-tail coke gathering apparatus are packed up, and two sections of coke oven coal-charging pushing machines of heat exchange type run to
Next coke pushing position.
6. two sections of coke oven coal-charging pushing machines of heat exchange type according to claim 5 coal-charging pushing method it is characterised in that: institute
State step of coalingging described in s4 to comprise the following steps:
Step 1: delivering coal on the belt dressing ground positioned at coke oven machine side parallel with ground rail in ground, will be coordinated using dump car
Good bulk coal is persistently delivered on the flexible feeding device of steel structure platform afterbody；
Step 2: and then coal charge sends into and is fixed in chain bucket lifting device on steel structure platform, being entered by described chain bucket lifting device
Material mouth enter coal charge be sent to described chain bucket lifting device top, when chain turns over top chain wheel, centrifugal force make coal charge from
Dish out in chain bucket, coal charge drops out from described chain bucket lifting device discharging opening；
Step 3: be encased in by belt dressing of coalingging preheating coal bunker from the coal charge that chain bucket lifting device discharging opening falls；
Step 4: when preheating the coal in coal bunker and reaching specified altitude assignment, ground belt dressing of delivering coal stops to coal.
7. two sections of coke oven coal-charging pushing machines of heat exchange type according to claim 5 coal-charging pushing method it is characterised in that: institute
State coke pushing step described in s4 to comprise the following steps:
Step 1: the door gear that takes of two sections of coke oven coal-charging pushing machines of heat exchange type opens fire door；
Step 2: the voussoir of the car body locking device of two sections of coke oven coal-charging pushing machines of heat exchange type is supported on the basis knot of ground rail
On structure, to resist the horizontal thrust in coke-pushing process；
Step 3: ground level control room sends allowance operation signal, the arrival of coke side coke guide is led burnt position and is prepared to lead burnt operation, is located at
Coke quenching cart arrival below coke guide connects burnt position and prepares to connect burnt operation；
Step 4: after each equipment to specified location, ground level control room sends allowance operation signal, and two sections of coke oven coal-chargings of heat exchange type push away
Burnt machine coke pusher brings into operation, and releases ripe coke in coke furnace carbonization chamber, starts coke pushing dress during pushing ram advances
Put the graphite clearing apparatus of inside, clear up the graphite of the internal both sides of coke furnace carbonization chamber and upper of furnace body by compressed air, entering
In row coke pushing procedure, clear door gear clears up the tar of residual on fire door, and after coke pusher rollback, clear frame apparatus clear up fire door
The tar of residual on frame；
Step 5: after cleaning terminates, withdraw the voussoir of car body locking device, take door gear to close fire door, complete a circulation；
Step 6: coke side coke guide closes coke side fire door, the locomotive haulage coke quenching cart below coke guide, to quenching tower, enters
Row quenching works；
Step 7: coke pushing terminates to take door gear to close fire door, and head-tail coke gathering apparatus are packed up.
8. the coal-charging pushing method of the two sections of coke oven coal-charging pushing machines of heat exchange type according to claim 6 or 7, its feature exists
In: the coke pushing time of pushing ram described in described s3 adopts equation below to determine:
t≤v/m-t1-t2(1)
Wherein: t is the coke pushing time of described pushing ram, v is the volume of coalingging of described preheating coal bunker, and m is by hole of coalingging
Coal volume flow, is determined by the defeated coal speed of described flexible feeding device, t1Normal for the described time taking door gear to open fire door
Number, t2For the described time constant taking door gear to close fire door.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611109306.6A CN106367088A (en) | 2016-12-06 | 2016-12-06 | Heat exchanging two stage coal charging and coke pushing machine for coke oven and charging and pushing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611109306.6A CN106367088A (en) | 2016-12-06 | 2016-12-06 | Heat exchanging two stage coal charging and coke pushing machine for coke oven and charging and pushing method thereof |
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| CN107858152A (en) * | 2017-12-11 | 2018-03-30 | 大连华锐重工焦炉车辆设备有限公司 | A kind of two sections of coke oven coal-charging pushing systems of heat exchange type and its coal-charging pushing method |
| CN108359477A (en) * | 2018-03-21 | 2018-08-03 | 五冶集团上海有限公司 | Cross-brace more changing device and replacing options at the top of coke oven |
| CN110271846A (en) * | 2019-06-06 | 2019-09-24 | 中国能源建设集团广东省电力设计研究院有限公司 | A kind of defeated coal transfer station of hoisting type |
| CN111303916A (en) * | 2020-03-12 | 2020-06-19 | 太原重工股份有限公司 | Tamping coke oven coal-charging bottom plate cleaning and smoke dust collecting 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 |
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| CN107858152A (en) * | 2017-12-11 | 2018-03-30 | 大连华锐重工焦炉车辆设备有限公司 | A kind of two sections of coke oven coal-charging pushing systems of heat exchange type and its coal-charging pushing method |
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| CN110271846A (en) * | 2019-06-06 | 2019-09-24 | 中国能源建设集团广东省电力设计研究院有限公司 | A kind of defeated coal transfer station of hoisting type |
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| 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 |
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