CN113004916B - Dust remover top suction upturning type flue gas conversion device - Google Patents
Dust remover top suction upturning type flue gas conversion device Download PDFInfo
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- CN113004916B CN113004916B CN202110330108.7A CN202110330108A CN113004916B CN 113004916 B CN113004916 B CN 113004916B CN 202110330108 A CN202110330108 A CN 202110330108A CN 113004916 B CN113004916 B CN 113004916B
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- push rod
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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
- C10B41/00—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke
- C10B41/02—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke for discharging coke
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The invention discloses a top suction upturning type flue gas conversion device of a dust remover, and belongs to the technical field of flue gas conversion. The invention comprises a fixed U-shaped dust removal main pipe and an upturning type smoke conversion device, wherein a flap valve is arranged between the fixed U-shaped dust removal main pipe and the upturning type smoke conversion device; the flap valve comprises a bearing seat, a main shaft, a valve plate and a push rod flap group, wherein the valve plate is installed on the shaft body of the main shaft, two ends of the main shaft extend out of the fixed U-shaped dust removal main pipe and are connected with the bearing seat, and two ends of the main shaft are also connected with the push rod flap group. The invention adopts the built-in top suction type upward turning plate, can fully avoid the smoke overflow when the turning plate moves, simultaneously adopts two dust suction ports to increase the dust removal air quantity, increases the dust removal effect, eliminates the serious problem of smoke dust dissipation generated in the coke pushing and furnace door closing processes, has good use effect, no smoke overflow, long service life of equipment, low fault, reduced equipment maintenance cost and reduced labor intensity of workers.
Description
Technical Field
The invention relates to the technical field of flue gas conversion, in particular to a top suction upturning type flue gas conversion device of a dust remover.
Background
1-4 coke ovens, 5-6# coke ovens and 7-8# coke ovens in a steelmaking main plant are all top-mounted coke ovens, wherein the 1-2# coke oven coke pusher is not dedusted when being designed, a dedusting system of the 5-6# coke oven coke pusher is a dedusting cover water-sealed ground dedusting station, water-sealed water needs to be supplemented and replaced periodically, the workload is large, and the dedusting effect is not ideal. The 7-8# coke oven coke pusher is vehicle-mounted for dust removal, the dust removal air quantity is small by 8 ten thousand cubic meters per hour, and the dust removal effect is poor. The smoke and dust escape is serious in the process of pushing coke and opening and closing the furnace door of the coke pusher, at present, the ultra-clean emission standard is implemented in the coking industry, the existing environmental protection requirement cannot be met, and the dust removal and transformation of the coke pusher are urgently needed to ensure the emission reaching the standard.
Originally, coal charging, pushing away burnt dust removal all adopt external side and turn on one's side, easily cause the smoke and dust excessive), adopt two dust absorption mouths to increase the dust removal amount of wind in addition simultaneously, increased dust removal effect, application number CN201420372784.6, the name is open flue gas conversion equipment on going up of coke oven play burnt flue gas discloses an open flue gas conversion equipment on, but its inside sealed poor, easily produces and reveals, and its upper portion links to each other with fixed interface, unable direct observation inner structure, the leakproofness also can't guarantee when turning over the board closure.
Disclosure of Invention
1. Technical problem to be solved by the invention
Aiming at the defects and shortcomings in the prior art, the invention provides a dust remover top suction and upturning type smoke conversion device, which adopts a built-in top suction type upturning plate, can fully avoid the overflow of smoke when the upturning plate moves, adopts two dust suction ports to increase the dust removal air quantity, increases the dust removal effect, optimizes and improves dust removal equipment, eliminates the serious problem of smoke dust dissipation generated in the processes of pushing coke and closing a furnace door of a coke pusher, and has the advantages of good using effect, no smoke overflow, long service life and low fault. The method achieves the expected purpose, ensures that the environmental protection of the coke oven equipment reaches the standard during production and operation, reduces the maintenance cost of the equipment and lightens the labor intensity of workers.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention discloses a dust remover top suction and upturning type flue gas conversion device, which comprises a fixed U-shaped dust removal main pipe and an upturning type flue gas conversion device, wherein a flap valve is arranged between the fixed U-shaped dust removal main pipe and the upturning type flue gas conversion device;
the flap valve comprises a bearing seat, a main shaft, a valve plate and a push rod flap group, wherein the shaft body part of the main shaft is arranged inside the fixed U-shaped dust removal main pipe, the valve plate is arranged on the shaft body of the main shaft, two ends of the main shaft extend out of the fixed U-shaped dust removal main pipe and are connected with the bearing seat, two ends of the main shaft are also connected with the push rod flap group, and the main shaft and the push rod flap group are assembled together through the bearing seat.
Furthermore, the input end of the fixed U-shaped dust removal main pipe is connected with a coke pusher, the output end of the coke pusher is a movable closed square pipe, a lower flange is butted with a flange interface of the fixed U-shaped dust removal main pipe, and the output end of the upturning type flue gas conversion device is connected with a ground dust removal station through a pipeline.
Further, the valve plate constitute by last connecting rod, disk seat, lower baffle, go up the connecting rod and pass through the disk seat and be connected with lower baffle, go up the connecting rod and be equipped with two sets ofly and the interval sets up, the one end of going up the connecting rod is seted up porosely, the one end suit of going up the connecting rod is on the axle body of main shaft, the middle part of going up the connecting rod is provided with the disk seat, the disk seat surface is provided with fixing bolt, fixing bolt passes disk seat, last connecting rod in proper order, go up the connecting rod and pass through fixing bolt and disk seat demountable assembly, the bottom and the lower baffle fixed connection of disk seat.
Furthermore, the push rod turnover plate group consists of a base, a connecting rod and a guide plate, the guide plate is fixedly arranged at the upper end of the base, the connecting rods are symmetrically arranged at two sides of the base, and the end part of the main shaft penetrates through the connecting rod and is assembled with the bearing seat.
Furthermore, the input end of the fixed U-shaped dust removal main pipe is provided with a flow guide pipeline, the flow guide pipeline is composed of a shell, a movable guide sleeve, a first electro-hydraulic push rod, a second electro-hydraulic push rod and a guide wheel, the inner wall of the shell is provided with the movable guide sleeve and the first electro-hydraulic push rod, the cylinder barrel end of the first electro-hydraulic push rod is fixed with the shell, the telescopic rod end of the first electro-hydraulic push rod is fixed with the movable guide sleeve, when the first electro-hydraulic push rod extends and the movable guide sleeve is led out, the movable guide sleeve is communicated with the fixed U-shaped dust removal main pipe in a sealing mode, the outer wall of the shell is fixedly provided with the second electro-hydraulic push rod, the guide wheel is installed at the telescopic rod end of the second electro-hydraulic push rod, when the second electro-hydraulic push rod extends, the guide wheel is in contact with the guide plate, the guide plate presses downwards and drives the valve plate to open upwards, when the second electro-hydraulic push rod retracts, the guide wheel is far away from the guide plate and drives the valve plate to close downwards.
Furthermore, the bottom of the lower baffle is provided with an annular sealing gasket, and the inner surface of the annular sealing gasket is provided with a ball plunger.
Furthermore, the ball plunger is embedded on the surface of the lower baffle at equal intervals, and the ball end of the ball plunger points to the inner surface of the annular sealing gasket.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the internal top suction type upward turning plate is adopted, smoke overflow during turning plate movement can be fully avoided, the dust removal air quantity is increased by adopting the two dust suction ports, the dust removal effect is improved, the improved dust removal equipment is optimized, the serious problem of smoke escape generated in the coke pushing and furnace door closing processes of the coke pusher is solved, the using effect is good, no smoke overflow is caused, the service life of the equipment is long, and the fault is low. The method achieves the expected purpose, ensures that the environmental protection of the coke oven equipment reaches the standard during production and operation, reduces the maintenance cost of the equipment and lightens the labor intensity of workers.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a diagram illustrating the opening effect of the shutter of the present invention;
FIG. 4 is a main shaft structure of the present invention;
FIG. 5 is a view of the valve plate of the present invention;
FIG. 6 is a structural view of a push rod turning plate group of the present invention;
FIG. 7 is a view of the construction of the lower baffle of the present invention;
fig. 8 is a cross-sectional view of a lower baffle of the present invention.
In the figure: 1. a fixed U-shaped dust removal main pipe; 2. an upturning type smoke conversion device; 3. a flap valve; 31. a bearing seat; 32. a main shaft; 33. a valve plate; 331. an upper connecting rod; 332. a valve seat; 333. a lower baffle plate; 3331. an annular seal; 3332. a ball plunger; 34. a push rod panel turnover set; 341. a base; 342. a connecting rod; 343. a guide plate; 4. a diversion pipeline; 41. a housing; 42. a movable guide sleeve; 43. a first electro-hydraulic push rod; 44. a second electro-hydraulic push rod; 45. and (4) a guide wheel.
Detailed Description
The invention is further described with reference to the following figures and examples:
example 1
As can be seen from fig. 1-8, the top-suction and up-turning type flue gas conversion device of the dust remover of the present embodiment includes a fixed U-shaped dust-removal main pipe 1 and an up-turning type flue gas conversion device 2, and a flap valve 3 is disposed between the fixed U-shaped dust-removal main pipe 1 and the up-turning type flue gas conversion device 2;
the flap valve 3 is composed of a bearing seat 31, a main shaft 32, a valve plate 33 and a push rod flap group 34, the shaft body part of the main shaft 32 is arranged inside the fixed U-shaped dust removing main pipe 1, the valve plate 33 is arranged on the shaft body of the main shaft 32, two ends of the main shaft 32 extend out of the fixed U-shaped dust removing main pipe 1 and are connected with the bearing seat 31, two ends of the main shaft 32 are also connected with the push rod flap group 34, and the main shaft 32 and the push rod flap group 34 are assembled together through the bearing seat 31.
The input end of the fixed U-shaped dust removal main pipe 1 is connected with a coke pusher, the output end of the coke pusher is a movable closed square pipe, a lower flange is butted with a flange interface of the fixed U-shaped dust removal main pipe 1, and the output end of the upturning type flue gas conversion device 2 is connected with a ground dust removal station through a pipeline.
The dust collected by the coke pusher during the side dust removal is output to the ground dust removal station on the coke pusher side through a dust hood, a pipeline, a fixed U-shaped dust removal main pipe 1 and an upturning type flue gas conversion device 2 on the locomotive, and because the coke pusher is movable, the flap valve 3 fixed on the fixed U-shaped dust removal main pipe 1 must be opened for the dust generated during each coke pushing, and the dust is sent to the ground dust removal station on the coke pusher side through the fixed U-shaped dust removal main pipe 1 and the upturning type flue gas conversion device 2.
The valve plate 33 is composed of an upper connecting rod 331, a valve seat 332 and a lower baffle 333, the upper connecting rod 331 is connected with the lower baffle 333 through the valve seat 332, the upper connecting rod 331 is provided with two groups and arranged at intervals, one end of the upper connecting rod 331 is provided with a hole, one end of the upper connecting rod 331 is sleeved on the shaft body of the main shaft 32, the valve seat 332 is arranged in the middle of the upper connecting rod 331, a fixing bolt is arranged on the surface of the valve seat 332 and sequentially penetrates through the valve seat 332 and the upper connecting rod 331, the upper connecting rod 331 is detachably assembled with the valve seat 332 through the fixing bolt, and the bottom of the valve seat 332 is fixedly connected with the lower baffle 333.
An annular sealing gasket 3331 is arranged at the bottom of the lower baffle 333, ball plungers 3332 are arranged on the inner surface of the annular sealing gasket 3331, the ball plungers 3332 are embedded on the surface of the lower baffle 333 at equal intervals, and the ball end of each ball plunger 3332 points to the inner surface of the annular sealing gasket 3331.
In the process that the lower baffle 333 is pressed down, the annular sealing gasket 3331 is in contact with the outer wall of the pipeline of the upturning type smoke conversion device 2 and is extruded, the annular sealing gasket 3331 is deformed during extrusion, and the ball plunger 3332 is also deformed to a certain extent, so that a certain pressing force is generated at the joint gap between the lower baffle 333 and the upturning type smoke conversion device 2, and the advantage of improving the sealing effect is achieved.
The push rod flap group 34 is composed of a base 341, a connecting rod 342 and a guide plate 343, the guide plate 343 is fixedly arranged at the upper end of the base 341, the connecting rods 342 are symmetrically arranged at both sides of the base 341, and the end of the main shaft 32 penetrates through the connecting rod 342 and is assembled with the bearing seat 31.
The input end of the fixed U-shaped dust removal main pipe 1 is provided with a flow guide pipeline 4, the flow guide pipeline 4 consists of a shell 41, a movable guide sleeve 42, a first electro-hydraulic push rod 43, a second electro-hydraulic push rod 44 and a guide wheel 45, the inner wall of the shell 41 is provided with the movable guide sleeve 42 and the first electro-hydraulic push rod 43, the cylinder end of the first electro-hydraulic push rod 43 is fixed with the shell 41, the telescopic rod end of the first electro-hydraulic push rod 43 is fixed with the movable guide sleeve 42, when the first electro-hydraulic push rod 43 extends and the movable guide sleeve 42 is led out, the movable guide sleeve 42 is communicated with the fixed U-shaped dust removal main pipe 1 in a sealing way, the outer wall of the shell 41 is fixedly provided with the second electro-hydraulic push rod 44, the telescopic rod end of the second electro-hydraulic push rod 44 is provided with the guide wheel 45, when the second electro-hydraulic push rod 44 extends, the guide wheel 45 is in contact with the guide plate 343, the guide plate 343 is pressed downwards and drives the valve plate 33 to be opened upwards, when the second electro-hydraulic push rod 44 retracts, the guide plate 343 lifts up and brings the valve plate 33 to close downward.
As can be seen from figure 3, 67 upturning type flue gas conversion devices 2 are designed on a fixed U-shaped dust removal main pipe 1, a flap valve 3 is arranged in the devices, when a coke pusher increases the dust removal air quantity before opening a furnace door, a first electro-hydraulic push rod 43 of a flow guide pipeline 4 extends, a movable guide sleeve 42 is led out, the two upturning type flue gas conversion devices 2 are simultaneously turned, in addition, a second electro-hydraulic push rod 44 extends, the flap valve 3 is simultaneously opened upwards, and at the moment, a dust removal ground station dust removal fan on the machine side runs at a high speed; after the coke pusher finishes pushing coke, the first electro-hydraulic push rod 43 retracts, the movable guide sleeve 42 retreats to leave the two upward-turning type flue gas conversion devices 2, the second electro-hydraulic push rod 44 retracts, the flap valve 3 is closed, the dust removal fan of the machine side dust removal ground station runs at a low speed, and one working cycle of machine side dust removal of the coke pusher of the coke oven is finished. The circulating reciprocating operation avoids the problem of serious smoke and dust dissipation in the processes of pushing coke and opening and closing the furnace door of the coke pusher, ensures that the environmental protection reaches the standard during the production and operation of coke oven equipment, reduces the equipment maintenance cost and lightens the labor intensity of workers.
The diversion pipeline 4 is used as a driving structure of the flap valve 3 and is arranged outside the fixed U-shaped dust removal main pipe 1, so that the maintenance is convenient, when the movable guide sleeve 42 retracts, the closed condition of the flap valve 3 can be clearly observed, and the real-time sealing state among all the structures can be effectively controlled.
After the dust removal transformation is implemented on the two coke pushing cars of the 5-meter coke oven according to the improved design technical scheme, the coke pushing car has good coke pushing and dust removal effects, the problem of serious smoke dust dissipation in the processes of pushing the coke and opening and closing the oven door of the coke pushing car is avoided, and the environment protection standard of the coke oven equipment during production and operation is ensured. The service life of the equipment is prolonged, and the expected purpose is achieved. The equipment maintenance cost is reduced, and the labor intensity of workers is reduced. Ensures the environmental protection standard of the coke oven in normal production and equipment production operation.
The internal top suction type upward turning plate is adopted, smoke overflow during turning plate movement can be fully avoided, the dust removal air quantity is increased by adopting the two dust suction ports, the dust removal effect is improved, the improved dust removal equipment is optimized, the serious problem of smoke escape generated in the coke pushing and furnace door closing processes of the coke pusher is solved, the using effect is good, no smoke overflow is caused, the service life of the equipment is long, and the fault is low. The method achieves the expected purpose, ensures that the environmental protection of the coke oven equipment reaches the standard during production and operation, reduces the maintenance cost of the equipment and lightens the labor intensity of workers.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (3)
1. The utility model provides a dust remover top is inhaled and is upturned formula flue gas conversion equipment, includes fixed U type dust removal main pipe (1) and upturned formula flue gas conversion equipment (2), its characterized in that: a flap valve (3) is arranged between the fixed U-shaped dedusting main pipe (1) and the upward-turning type flue gas conversion device (2);
the flap valve (3) consists of a bearing seat (31), a main shaft (32), a valve plate (33) and a push rod flap group (34), the shaft body part of the main shaft (32) is arranged inside the fixed U-shaped dust removal main pipe (1), the valve plate (33) is installed on the shaft body of the main shaft (32), two ends of the main shaft (32) extend out of the fixed U-shaped dust removal main pipe (1) and are connected with the bearing seat (31), two ends of the main shaft (32) are also connected with the push rod flap group (34), and the main shaft (32) and the push rod flap group (34) are assembled together through the bearing seat (31);
the valve plate (33) consists of an upper connecting rod (331) and a valve seat (332), the upper connecting rod (331) is connected with the lower baffle (333) through a valve seat (332), two groups of upper connecting rods (331) are arranged at intervals, one end of each upper connecting rod (331) is provided with a hole, one end of each upper connecting rod (331) is sleeved on a shaft body of the main shaft (32), the middle part of each upper connecting rod (331) is provided with the valve seat (332), the surface of each valve seat (332) is provided with a fixing bolt, the fixing bolts sequentially penetrate through the valve seats (332) and the upper connecting rods (331), the upper connecting rods (331) are detachably assembled with the valve seats (332) through the fixing bolts, the bottom of each valve seat (332) is fixedly connected with the lower baffle (333), the bottom of the lower baffle (333) is provided with an annular sealing gasket (3331), and the inner surface of the annular sealing gasket (3331) is provided with a ball plunger (3332);
the push rod overturning plate group (34) consists of a base (341), connecting rods (342) and a guide plate (343), the guide plate (343) is fixedly arranged at the upper end of the base (341), the connecting rods (342) are symmetrically arranged on two sides of the base (341), and the end part of the main shaft (32) penetrates through the connecting rods (342) and is assembled with the bearing seat (31);
the input end of the fixed U-shaped dust removal main pipe (1) is provided with a flow guide pipeline (4), the flow guide pipeline (4) consists of a shell (41), a movable guide sleeve (42), a first electro-hydraulic push rod (43), a second electro-hydraulic push rod (44) and a guide wheel (45), the inner wall of the shell (41) is provided with the movable guide sleeve (42) and the first electro-hydraulic push rod (43), the cylinder end of the first electro-hydraulic push rod (43) is fixed with the shell (41), the telescopic rod end of the first electro-hydraulic push rod (43) is fixed with the movable guide sleeve (42), when the first electro-hydraulic push rod (43) extends and the movable guide sleeve (42) is led out, the movable guide sleeve (42) is communicated with the fixed U-shaped dust removal main pipe (1) in a sealing way, the outer wall of the shell (41) is fixedly provided with the second electro-hydraulic push rod (44), the telescopic rod end of the second electro-hydraulic push rod (44) is provided with the guide wheel (45), and when the second electro-hydraulic push rod (44) extends, guide pulley (45) and deflector (343) contact, and deflector (343) push down and drive valve plate (33) and open upwards, and when second electricity liquid push rod (44) retract, guide pulley (45) and deflector (343) keep away from, and deflector (343) are lifted and are driven valve plate (33) and close downwards.
2. The dust collector top suction upturning type flue gas conversion device according to claim 1, wherein: the input end of the fixed U-shaped dust removal main pipe (1) is connected with a coke pusher, the output end of the coke pusher is a movable closed square pipe, a lower flange is butted with a flange interface of the fixed U-shaped dust removal main pipe (1), and the output end of the upturning type smoke conversion device (2) is connected with a ground dust removal station through a pipeline.
3. The dust collector top suction upturning type flue gas conversion device according to claim 1, wherein: the ball plunger (3332) is embedded on the surface of the lower baffle (333) at equal intervals, and the ball end of the ball plunger (3332) points to the inner surface of the annular sealing gasket (3331).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110330108.7A CN113004916B (en) | 2021-03-29 | 2021-03-29 | Dust remover top suction upturning type flue gas conversion device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110330108.7A CN113004916B (en) | 2021-03-29 | 2021-03-29 | Dust remover top suction upturning type flue gas conversion device |
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| CN113004916A CN113004916A (en) | 2021-06-22 |
| CN113004916B true CN113004916B (en) | 2022-03-11 |
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| CN202110330108.7A Active CN113004916B (en) | 2021-03-29 | 2021-03-29 | Dust remover top suction upturning type flue gas conversion device |
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| CN114381286A (en) * | 2021-12-17 | 2022-04-22 | 安徽欣创节能环保科技股份有限公司 | Coke oven machine side dust removal system applying novel switching communicated dust collecting main pipe |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102746860A (en) * | 2012-07-23 | 2012-10-24 | 大连华锐重工集团股份有限公司 | Coke oven machine side dust collection device with ground dust collection station |
| CN211253983U (en) * | 2019-12-16 | 2020-08-14 | 杰瑞环保科技有限公司 | Double-flap valve air lock device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102746860A (en) * | 2012-07-23 | 2012-10-24 | 大连华锐重工集团股份有限公司 | Coke oven machine side dust collection device with ground dust collection station |
| CN211253983U (en) * | 2019-12-16 | 2020-08-14 | 杰瑞环保科技有限公司 | Double-flap valve air lock device |
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