A kind of novel blast-furnace iron notch dust collecting device
Technical field
The utility model belongs to ore metallurgical technology field, particularly a kind of novel blast-furnace iron notch dust collecting device.
Background technology
Blast furnace is the most important integral part of ironmaking metallurgical plant, and blast furnace is provided with multiple casting house and iron notch, and iron notch is the main dust production resource of blast furnace discharge yard, the flue gas main manifestations that iron notch sprays is: temperature is higher, jet power is strong, and emitted dose is large, and flue dust particle size range is wide; Blast furnace both sides are provided with out to the processing units such as taphole stopping machine, clay gun machine, lid-moving machine, floor space is large, and the arrangement space of flue gas dust collecting device is restricted; Opening, stifled iron notch time, the flue gas ejected by iron mouth, under the effect of stove inner high voltage, can go out the negative pressuren zone that stokehold is formed instantaneously, cause a large amount of flue gas excessive, out of control, cause secondary flue gas to produce; The excessive pollution causing environment of flue gas, artificial work under bad environment, harm workman's is healthy.
Summary of the invention
The purpose of this utility model overcomes deficiency in prior art, and provide a kind of novel blast-furnace iron notch dust collecting device, structure is simple, and floor space is little, can realize iron notch flue dust and effectively trap, and builds good manual working environment, reduces production cost.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of novel blast-furnace iron notch dust collecting device, mainly comprise side sucking hood device and top draft hood device, described side sucking hood device mainly comprises side sucking hood, supporting seat, airduct, described side sucking hood surface spraying has refractory materials, side sucking hood is positioned at the both sides of blast furnace iron notch main iron hook, side sucking hood bottom is provided with supporting seat, side sucking hood is welded in supporting seat, described supporting seat bottom is provided with Stage microscope, supporting seat is welded in Stage microscope, is provided with wheel below described Stage microscope, and wheel makes side sucking hood device removable, convenient and practical, floor space is little; Be provided with airduct on rear side of described side sucking hood, airduct connects centrifugal blower, is taken away by flue dust; Described side sucking hood top is provided with hydraulic ram, and the two is connected by screw; Described hydraulic ram one end link rod head is provided with towing plate, and towing plate is welded on link rod head; Side sucking hood side is provided with activity suction hood, and towing plate is connected to activity suction hood sidewall by screw, and side sucking hood is stretched by hydraulic ram drive activity suction hood, thus lengthens the absorption length of side sucking hood, effectively adsorbs flue dust; Airduct is provided with on rear side of described activity suction hood;
Described top draft hood device mainly comprises top draft hood, airduct, and described top draft hood surface scribbles refractory materials, and top draft hood is positioned at the top of main iron hook, and described top draft hood top is provided with airduct, and airduct connects centrifugal blower, is taken away by flue dust; Described top draft hood bottom is provided with shifting board, and shifting board is welded in rotating shaft, and rotating shaft connects top draft hood by bearing.
Preferably, described top draft hood side is provided with motor, motor is connected to top draft hood by screw, and motor one end connects motion-work wheel, and motion-work wheel two ends are provided with bearing, bearing is welded in top draft hood, described motion-work wheel is provided with wireline, and wireline one ends wound is at motion-work wheel, and the wireline the other end is connected to connecting rod, connecting rod two ends are welded with permanent seat, and described permanent seat is welded in shifting board; Driven by motor motion-work wheel rotates, motion-work wheel thus wireline is moved around it, and rope traction connecting rod and moved upward, thus shifting board and top draft hood are combined, and does not take up room.
Preferably, be A with the angle of level ground bottom described top draft hood, described included angle A is 5-45 °.
The utility model compared with prior art beneficial effect shows: 1) for side sucking hood device, and side sucking hood side is provided with activity suction hood, increases the length of side absorption, adds adsorption area, effectively trap flue dust; 2) for side sucking hood device, below side sucking hood, be provided with wheel, side sucking hood device realized removable, convenient and practical, decrease floor space; 3) for top draft hood device, top draft hood bottom is provided with shifting board, effectively prevents leaking of flue gas, has built good Working environment; 4) structure is simple, and floor space is little, and the effective high-temperature flue gas controlling blast furnace and eject, flue gas does not leak, and equipment life is long, reduces manual maintenance workload.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of novel blast-furnace iron notch of the utility model dust collecting device structural representation;
Accompanying drawing 2 is a kind of novel blast-furnace iron notch of the utility model dust collecting device side structure schematic diagram;
In figure: 11-side sucking hood device, 21-top draft hood device, 31-main iron hook, 101-side sucking hood, 102-supporting seat, 103-Stage microscope, 104-wheel, 105-activity suction hood, 106-airduct, 107-hydraulic ram, 108-towing plate, 201-top draft hood, 202-shifting board, 203-motor, 204-motion-work wheel, 205-rotating shaft, 206-connecting rod, 207-permanent seat, 208-wireline, 209-bearing.
Embodiment
For convenience of the understanding of the art personnel, below in conjunction with accompanying drawing 1-2, the technical solution of the utility model is illustrated further.
A kind of novel blast-furnace iron notch dust collecting device, mainly comprise side sucking hood device 11 and top draft hood device 21, described side sucking hood device 11 mainly comprises side sucking hood 101, supporting seat 102, airduct 106, described side sucking hood 101 surface spraying has refractory materials, side sucking hood 101 is positioned at the both sides of main iron hook 31, side sucking hood 101 bottom is provided with supporting seat 102, side sucking hood 101 is welded in supporting seat 102, described supporting seat 102 bottom is provided with Stage microscope 103, supporting seat 102 is welded in Stage microscope 103, wheel 104 is provided with below described Stage microscope 103, wheel 104 makes side sucking hood device 11 removable, be provided with airduct 106 on rear side of described side sucking hood 101, airduct 106 connects centrifugal blower, is taken away by flue dust, described side sucking hood 101 top is provided with hydraulic ram 107, and the two is connected by screw, described hydraulic ram 107 one end link rod head is provided with towing plate 108, and towing plate 108 is welded on link rod head, side sucking hood 101 side is provided with activity suction hood 105, and towing plate 108 is connected to activity suction hood 105 sidewall by screw, and side sucking hood 101 is stretched by hydraulic ram 107 drive activity suction hood 105, thus lengthens the absorption length of side sucking hood 101, effectively adsorbs flue dust, airduct 106 is provided with on rear side of described activity suction hood 105.
Described top draft hood device 21 mainly comprises top draft hood 201, airduct 106, described top draft hood 201 surface scribbles refractory materials, and top draft hood 201 is positioned at the top of main iron hook, and described top draft hood 201 top is provided with airduct 106, airduct 106 connects centrifugal blower, is taken away by flue dust; Described top draft hood 201 bottom is provided with shifting board 202, and shifting board 202 is welded in rotating shaft 205, and rotating shaft 205 connects top draft hood 201 by bearing.
Described top draft hood 201 side is provided with motor 203, motor 203 is connected to top draft hood 201 by screw, motor 203 one end connects motion-work wheel 204, motion-work wheel 204 two ends are provided with bearing 209, and bearing 209 is welded in top draft hood 201, and described motion-work wheel 204 is provided with wireline 208, wireline 208 one ends wound is at motion-work wheel 204, wireline 208 the other end is connected to connecting rod 206, and connecting rod 206 two ends are welded with permanent seat 207, and described permanent seat 207 is welded in shifting board 202; Motor 203 drives motion-work wheel 204 to rotate, motion-work wheel 204 thus make wireline 208 around its motion, and wireline 208 draws connecting rod 206 and moves upward, thus shifting board 202 and top draft hood 201 are combined, and does not take up room.
Be A with the angle of level ground bottom described top draft hood 201, described included angle A is 5 °-45 °.
Above content is only to structure example of the present utility model and explanation; affiliated those skilled in the art make various amendment to described specific embodiment or supplement or adopt similar mode to substitute; only otherwise depart from the structure of utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.