CN2210895Y - Dust-removing and coke-holding-back machine - Google Patents
Dust-removing and coke-holding-back machine Download PDFInfo
- Publication number
- CN2210895Y CN2210895Y CN 94244577 CN94244577U CN2210895Y CN 2210895 Y CN2210895 Y CN 2210895Y CN 94244577 CN94244577 CN 94244577 CN 94244577 U CN94244577 U CN 94244577U CN 2210895 Y CN2210895 Y CN 2210895Y
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- dust
- coke
- excluding hood
- car
- burnt grid
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Abstract
The utility model relates to a straddletype dust removing and coke guide machine. The utility model is composed of a main car, a coke guide car, and a dust removing cover car system. A third rail is additionally arranged on the outer side of a coke quenching car to support the dust removing cover car system. The semi-portal bridge steel structure of the dust removing cover car system is in related joint with the top of the coke guide car through pin shafts, and a semi-portal bridge straddletype rigid structure is formed. Because of the adoption of a closed type coke guide barrier and various auxiliary sealing mechanisms and devices, the total dust auxiliary ratio is more than 90%, and the atmospheric pollution of the coking can be effectively controlled. Because of the adoption of the mode of the diagonal frequency control, the utility model has the advantages of stable start-stop running of the whole car and high safety.
Description
The utility model belongs to a kind of Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines, and the preface that is specially adapted to go here and there is discharged of the coke, the coke oven of wet quenching.
The flue dust of big iron and steel enterprise coking discharging accounts for the sixth of total amount, in the coke production, particularly coalings, coke pushing leads and produce a large amount of dust and obnoxious flavour in the burnt process, and industrial pollution and environmental protection problem have caused that various countries pay attention to.
The coke oven (before nineteen eighty-two) of China design was not taked effectively air pollution control technique as yet, adopted the coke oven of wet quenching to account for more than 90% in China at present, and each units concerned is all making great efforts to explore the technology that can but also can effectively administer the coking flue dust of not only economizing.Though the coke guide that domestic coking plant widely uses is simple in structure, connection and reasonable arrangement is not considered dust removal installation as yet, and the coke side air pollution damage the healthy and factory's internal and external environment of workman.
The purpose of this utility model overcomes above-mentioned the deficiencies in the prior art exactly, design and a kind ofly block under the burnt basic function prerequisite guaranteeing, the dust-precipitating system that can move with coke guide, when the coke pushing of coke maturation, to pluck door, lead Jiao and quenching car and move and connect a large amount of dust and the obnoxious flavour that produces in the burnt process, enter atmosphere after capturing, aspirate, purifying, effectively control topsoil, improve factory's internal and external environment.
The utility model Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines (as shown in Figure 1, 2, 3) is made of main car 1, coke guiding locomotive 4, dust excluding hood truck system 3 three parts, operates on three tracks, and main car partly comprises traveling, door extractor, clear door machine and main car steel construction etc.; Coke guiding locomotive comprises that partly travel mechanism, closed lead burnt grid 5 and lead tightness system and steel construction etc. before and after the burnt grid; The dust excluding hood truck system comprises the local dedusting of travel mechanism, door extractor burner, lead burnt grid pushes up local dedusting, the whole dedusting of big dust excluding hood and semi-gantry steel construction 20 etc.Main car adopts open type hook 2 to be connected with coke guiding locomotive, dust excluding hood truck system semi-gantry steel construction one end is overlapped on the coke guiding locomotive top, adopt bearing pin 6 to connect, the other end drops on the 3rd track of acquiring in the quenching car outside, thereby form stable semi-gantry straddle type rigid structure, prevented to overthrow the generation of coke guide accident, safe reliability improves greatly.Main car 1 of the present utility model, coke guiding locomotive 4, dust excluding hood truck system 3 have adopted 4 motors to drive respectively; because complete vehicle structure is huge; gauge is also bigger; synchronous for guaranteeing traveling; prevent that semi-gantry steel construction 20 from producing torsional oscillation, cause motor, step-down gear impact failure, in electrical design, adopted the diagonal angle frequency control way; the car load start-stop is operated steadily, effectively protected machine driven system.
The lead burnt grid 5 of red-hot coke on coke guiding locomotive 4 of releasing from coking chamber fall in the quenching car.Lead burnt grid 5 and be bearing on the coke guiding locomotive steel construction by many groups supporting rollern, motor drives worm gear screw mandrel step-down gear swings up and down culdy, drive rocker makes to be led burnt grid and moves, shift to coke oven when leading Jiao, lead burnt grid front end and coking chamber firedoor frame and link, afterbody is contained in the big dust excluding hood 7; After leading Jiao and finishing, lead burnt grid and return, in the big dust excluding hood of afterbody retraction, guaranteed to block preferably Jiao, dust removing effects.With lead the burnt grid stroke of the controlled guidance of the joining master controller of burnt grid travel mechanism, and interlock with the coke guide travel mechanism; When leading burnt grid when not resetting, coke guide can not be walked; When leading burnt grid misalignment coking chamber still, when resting on off-position, pushing machine must not coke pushing.
Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines uses technical process as follows: when coke guide begins a new schedule of operation, driving is to corresponding heat (batch) number, open the local dedusting centrifugal blower 10 of door extractor burner and lead burnt grid and push up local dedusting aerofoil fan 17, pluck the door return after, the local dedusting mechanism of fire door captures the flue gas of emerging from fire door, and centrifugal blower 10 passes through curved pipe 13 with the big dust excluding hood 7 of flue gas suction; Move car to lead burnt grid 5 well, when leading Jiao owing to adopted closed to lead burnt grid 5(such as Fig. 4 shows) and lead sealing (showing) before and after the burnt grid as Fig. 5, prevented that dust flue gas is from fire door post both sides and lead burnt grid and big dust excluding hood cover mouth is adjusted between plate 31 slits and overflowed, lead burnt grid and push up the direct rising flue gas and the dust of emerging from fire door that capture of local dedusting mechanism, aerofoil fan 17 passes through straight pipeline 15 with the big dust excluding hood 7 of exhaust gas dust suction.When red-hot coke falls into quenching car through leading burnt grid 5, because red-hot coke area is big, the temperature height, cause the strong convection current of ambient air, burning also forms dense smoke, and the big dust excluding hood 7 that 20 supportings of semi-gantry steel construction are hung on the 3rd track in the quenching car outside, because the suction function of the big blower fan of ground station for dust removal, directly over quenching car, form a negative pressuren zone, in time dense smoke is captured, carry out purifying treatment through big dust excluding hood rectangular flange interface 19 with the soft importing ground station for dust removal that connects between the ground dedusting pipeline, again by chimney to be lower than national emission concentration standard 50mg/m
3Enter atmosphere, effectively controlled the coke side topsoil, change the coke side scene that Dark smoke billows when in the past the discharging of the coke, improved factory's internal and external environment and workman's working conditions.
The mode that the local dedusting of source point combines with whole dedusting of polluting has been adopted in half imperial straddle type dust excluding hood truck system 3 designs of this Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines, and be equipped with auxiliary sealing device, almost can capture all flue dust, dust collecting efficiency reaches more than 90%, the fixed dust removing station efficient in ground is more than 99%, combined dust-eliminating efficient reaches more than 90%, has guaranteed the coke side clean environment, and efficiently and effectively has been controlled topsoil.
Below in conjunction with accompanying drawing concrete structure of the present utility model is described.
Fig. 1 is the coke guide front view, and Fig. 2 is a vertical view, and Fig. 3 is a side-view.
Flue dust and obnoxious flavour contaminate environment designed when the local dedusting mechanism of door extractor burner was plucked door and clear door for control, comprise formations such as burner dust gathering arrester 14, curved pipe 13, centrifugal blower 10, centrifugal blower 10 is fixed on the fan platform 12, adopted the soft connection 11 of canvas to be connected with curved pipe 13, adopted corrugated tube 9 to connect with big dust excluding hood 7, timely big dust excluding hood 7 with flue dust, obnoxious flavour suction negative pressure.Burner dust excluding hood cross section is irregular trapezoidal, and profile is 5400 * 600 * 1300mm, and the gradient of two waists is respectively 1:6 and 1:1.
Lead burnt grid to push up local dedusting mechanism be when leading Jiao owing to adopted closed to lead burnt grid and lead sealing before and after the burnt grid, only there is partial fume to rise the situation design emerge from leading burnt grid upper front end and body of heater gap, comprise little dust excluding hood 16, straight pipeline 15, aerofoil fan 17, coupling flange 18, the big dust excluding hood 7 of flue dust that will overflow in the time of in time Jiao will being led and obnoxious flavour suction negative pressure.Top, little dust excluding hood 15 cross section is that right-angled trapezium, bottom are rectangle, and physical dimension 1480 * 600 * 1650, trapezoidal gradient are 2.5:1.
According to technology data and Theoretical Calculation appropriate design big dust excluding hood 7, make it more be applicable to wet quenching production, Japanese 6m coke guide dry quenching(of coke) air-suction cover (big dust excluding hood) is a truss-frame structure, the end opening opening size is 3.6 * 5.6m; The huge air-suction cover end opening of preceding West Germany Minister-stein system is of a size of 5 * 13m, can cover the total length of quenching car.The utility model moves the big dust excluding hood that connects burnt practical situation design according to capturing fume amount and quenching car, by the cross section is dust excluding hood on the orthogonal, the cross section is that the middle dust excluding hood and the cross section of right-angled trapezium is that dust excluding hood is formed with Bolt Connection under the irregular trapezoid, physical dimension is 10 * 4.1 * 8.5m, trapezoidal gradient is 1.5:1,1:2.5 profile more meets hot flue gas rising gradient curve, control of dust amount and ground station for dust removal strong wind machine technology performance are complementary.This big dust excluding hood top also is provided with electric pushrod and diffuses valve 8, when the ground dust removing station overhauls, can in a short time flue gas directly be entered atmosphere, and big dust excluding hood adopts clamp and lacing wire 21 to be fixed on the semi-gantry steel construction 20.
Because big dust excluding hood 7 need be suspended on the quenching car top by steel construction, cause the car load out-shift of gravity center, the utility model has adopted semi-gantry steel construction 20, Japan 6m coke guide has adopted cantilever support, add ton surplus the counterweight 30 at interior trackside, with the balance tilting moment, the outer rail wheel load is increased, cause unnecessary energy consumption and wearing and tearing; Germany has adopted three track structures, but has adopted complicated truss-frame structure to hang big dust excluding hood; The utility model has adopted three tracks, has adopted the semi-gantry steel construction of stable similar lifting machine simultaneously, and an end drops on the 3rd track, and the other end is connected with coke guiding locomotive 4 by bearing pin 6.This structure formation is simple, and wheel load is even on three tracks, has guaranteed the rigidity that stride at whole gantry, can prevent the generation of overthrowing the coke guide accident that mishandle causes.
Accompanying drawing 4 is detail drawings that closed is led burnt grid 5, and present domestic coke guide is led burnt grid and all adopted channel-section steel bar semi-open-type structure, leads the unlimited gap of Jiao Shicong and overflows a large amount of dust and obnoxious flavour.Japan 6m coke guide is led burnt grid and has been adopted the full wafer steel plate to make the closed type of sidewall, purpose is to reduce red afocal to reveal and the dust diffusion, but the sidewall distortion of expanding with heat and contract with cold and to make whole plate structure that red Jiao passes through, thereby also need on whole plate, cutting separate slot, the edge is high to the slit that the wide 3mm of gas cutting level is arranged every 13cm, though naked eyes can not see through the line of rabbet joint and see the show charcoal like this, but design is still aspirated dust in the groove periphery to take out dust hood, when leading burnt grid when shifting to the stove frame and amplexiforming Jiao mutually, take out dust hood side asbestos pad and just paste mutually sternly and (exert pressure) with little spring with the furnace stay front.
The utility model is led the one-piece construction that burnt grid adopt seal inside to combine with outside seal, and seal inside uses watt rib formula lamination 22 to overlap and is fixed on screw 24 and leads on burnt grid framework 23 inner edges.When hot Jiao passed through, the surplus of expanding with heat and contract with cold can be by adapting between overlap, controlling.Outside seal is made of polylith smoke stop plate 25 and clamping piece 20, is fixed by bolts to lead on burnt grid framework 23 outer rims, and the may command exhaust gas dust is excessive from watt rib formula lamination gap.Whole to lead burnt grid simple in structure, and weight is lighter, and has prevented that effectively flue dust is excessive.
Fig. 5 leads burnt grid head-tail sealing device, leading burnt grid 5 when shifting to the stove frame and leading Jiao, the ceramic fiber cloth 27(that leads burnt direction that is parallel to that is provided with on the joist steel 28 of leading burnt grid framework 23 front end dual-sides is fixed by pressing plate 32, bolt, nut) paste mutually with the stove frame, seal, prevent that the flue dust side is excessive; Lead burnt grid rear portion and be provided with perpendicular to the ceramic fiber cloth 30(that leads burnt direction and be fixed on the angle steel 29 by pressing plate 32, integral body is welded in and leads on the burnt grid again), lead the big dust excluding hood cover of Jiao Shiyu mouth and adjust plate 31 and form packing seals, can prevent that the part flue dust is excessive.
The key that solves the coke side dust removal problem is control of dust, and the utility model Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines has adopted above-mentioned than rational structure and measure, has solved the control of dust problem effectively, mainly has following advantage:
1, adopts closed to lead burnt grid, lead sealing before and after the burnt grid, local dedusting mechanism and device such as combine with whole dedusting, effectively control the dirt source and run the leakage flue gas, coke side dust obnoxious flavour is captured more than 90%, enters atmosphere after ground station for dust removal purifies, combined dust-eliminating efficient is more than 90%;
2, adopt the semi-gantry steel construction, and acquire the 3rd track in the quenching car outside and support big dust excluding hood, complete vehicle structure is stable, and is safe and reliable;
3, adopted the diagonal angle frequency control way, the car load start-stop operates steadily, though complete vehicle structure is huge, has good traveling synchronism, has protected transmission system, has guaranteed locomotive work-ing life and safety.
4.3m Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines in example Iron And Steel Company coke-oven plant is arranged for 58-II coke oven technology and mechanically moving and has been designed SG-JL92-I type (right type) Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines, car load gross weight G=85t, physical dimension L * B * H=17670 * 7450 * 10960mm, installed power N=120KW, coke guide traveling speed V=0～84.29m/min; Gauge Bo=1600mm, the 3rd track span B=5200mm adopts wheelspan 3400mm, and big dust excluding hood end opening is of a size of 4 * 10m.Facts have proved that the coke side dust collection efficiency cooperates fixed ground station for dust removal more than 90%, combined dust-eliminating efficient has effectively been controlled the coke side topsoil more than 90%, has greatly improved factory's internal and external environment and workman's working conditions.Mistake once took place in the use push away, but owing to adopted the semi-gantry steel construction, only will lead burnt grid leading edge and push away distortion, and do not have an accident, this car safe reliability is subjected to field staff's favorable comment.
Description of drawings:
Fig. 1 coke guide front view; Fig. 2 coke guide vertical view; Fig. 3 coke guide side-view; Fig. 4 closed is led burnt grid; Fig. 5 seals before and after leading burnt grid, wherein: 1 main car; 2 open types hook; 3 dust excluding hood truck systems; 4 coke guiding locomotives; 5 closeds are led burnt grid; 6 bearing pins; 7 big dust excluding hoods; 8 electric pushrods diffuse valve; 9 corrugated tubes; 10 centrifugal blowers; The soft connection of 11 canvas; 12 fan platforms; 13 curved pipes; 14 burner dust gathering arresters; 15 straight pipelines; 16 little dust excluding hoods; 17 aerofoil fans; 18 flanges connect; 19 rectangular flange interfaces; 20 semi-gantry steel construction; 21 lacing wires; 22 watts of rib formula laminations; 23 lead burnt grid framework; 24 screws; 25 smoke stop plates; 26 clamping pieces; 27 ceramic fiber cloth; 28 joist steel; 29 angle steel; 30 ceramic fiber cloth; 31 covers mouthful adjustment plate; 32 pressing plates
Claims (2)
1, the discharge of the coke coke oven of wet quenching of a kind of Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines, the preface that is specially adapted to go here and there is made of main car, coke guiding locomotive and dust excluding hood truck system, it is characterized in that:
A, integral body are semi-gantry straddle type rigid structure, and the dust excluding hood truck system is supported by the 3rd track in the quenching car outside.Big dust excluding hood adopts clamp and lacing wire to be fixed on the semi-gantry steel construction, and semi-gantry steel construction one end drops on the 3rd track, and the other end is connected with coke guiding locomotive by bearing pin; The flue dust that big dust excluding hood extracts enters atmosphere by chimney after soft between rectangular flange interface and the ground dedusting pipeline connects importing ground station for dust removal purifying treatment,
The local dedusting mechanism of b, door extractor burner comprises burner dust gathering arrester, curved pipe, centrifugal blower etc., and curved pipe adopts the soft connection of canvas to link to each other with blower fan, blower fan with adopted corrugated tube to connect between dust excluding hood greatly,
C, lead burnt grid and push up local dedusting mechanism and comprise little dust excluding hood, straight pipeline, aerofoil fan, connect with dust excluding hood greatly with flange,
D, adopted closed to lead burnt grid, and lead burnt grid front and back tightness system, and to lead burnt grid seal inside and adopt a watt rib formula lamination overlap joint, outside seal is made of smoke stop plate and clamping piece, watt rib formula lamination, smoke stop plate and clamping piece are being led on the burnt grid framework by screw retention.Lead on the joist steel of burnt grid framework front end both sides and afterbody all is equipped with ceramic fiber cloth, lead burnt grid and firedoor frame and paste mutually when leading Jiao, seal.
2, Outside Cross-Bar-Style Dust ﹠ Coke Eliminating Machines according to claim 1 is characterized in that having adopted the diagonal angle frequency control way, and the car load start-stop operates steadily, and is safe and reliable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94244577 CN2210895Y (en) | 1994-11-25 | 1994-11-25 | Dust-removing and coke-holding-back machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94244577 CN2210895Y (en) | 1994-11-25 | 1994-11-25 | Dust-removing and coke-holding-back machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2210895Y true CN2210895Y (en) | 1995-10-25 |
Family
ID=33850613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94244577 Expired - Fee Related CN2210895Y (en) | 1994-11-25 | 1994-11-25 | Dust-removing and coke-holding-back machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2210895Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007030985A1 (en) * | 2005-09-14 | 2007-03-22 | Dalian Huarui Co., Ltd. | A dust removing coke guide car |
| CN102140353A (en) * | 2011-01-27 | 2011-08-03 | 张家港长力机械有限公司 | Stokehold cover of coke guide |
| CN109628111A (en) * | 2018-12-24 | 2019-04-16 | 太原重工股份有限公司 | Coke guidance device and coke guide |
| CN111655820A (en) * | 2018-02-09 | 2020-09-11 | 住友重机械过程机器株式会社 | Coke guide vehicle |
-
1994
- 1994-11-25 CN CN 94244577 patent/CN2210895Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007030985A1 (en) * | 2005-09-14 | 2007-03-22 | Dalian Huarui Co., Ltd. | A dust removing coke guide car |
| CN102140353A (en) * | 2011-01-27 | 2011-08-03 | 张家港长力机械有限公司 | Stokehold cover of coke guide |
| CN111655820A (en) * | 2018-02-09 | 2020-09-11 | 住友重机械过程机器株式会社 | Coke guide vehicle |
| CN111655820B (en) * | 2018-02-09 | 2021-07-09 | 住友重机械过程机器株式会社 | Coke guide vehicle |
| CN109628111A (en) * | 2018-12-24 | 2019-04-16 | 太原重工股份有限公司 | Coke guidance device and coke guide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Shougang Co., Ltd. Assignor: Capital Iron & Steel General Company Contract fulfillment period: The time limit for performance of the contract shall be 2 years on November 25, 2004 and the patent expires Contract record no.: Contract filing No. 200210042 Denomination of utility model: Novel outer cross type dedusting and coke stopping machine Granted publication date: 19951025 License type: License type exclusive Record date: 20020603 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2004.11.25, 2 YEARS, EXPIRATION OF PATENT RIGHT Name of requester: BEIJING SHOUDU STEEL CO., LTD. Effective date: 20020603 |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |