CN103966461A - Integrated furnace charge pellet pneumatic packing and reducing slag pneumatic raking machine for magnesium metal reduction tank - Google Patents

Integrated furnace charge pellet pneumatic packing and reducing slag pneumatic raking machine for magnesium metal reduction tank Download PDF

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Publication number
CN103966461A
CN103966461A CN201310027304.2A CN201310027304A CN103966461A CN 103966461 A CN103966461 A CN 103966461A CN 201310027304 A CN201310027304 A CN 201310027304A CN 103966461 A CN103966461 A CN 103966461A
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CN
China
Prior art keywords
furnace charge
fuselage
strength
reducing slag
magnesium metal
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CN201310027304.2A
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Chinese (zh)
Inventor
孙建东
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宁夏鹏程致远自动化技术有限公司
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Priority to CN201310027304.2A priority Critical patent/CN103966461A/en
Publication of CN103966461A publication Critical patent/CN103966461A/en

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Process efficiency
    • Y02P10/21Process efficiency by recovering materials
    • Y02P10/212Recovering metals from waste

Abstract

The invention relates to smelting equipment, especially to an integrated mechanical automation machine for pneumatic packing of furnace charge pellets in a magnesium metal reduction tank and for pneumatic raking of high temperature reducing slag in the tank. The machine is applicable to pneumatic packing of furnace charge pellets and pneumatic raking of reducing slag for a ferrosilicon-process semi-continuous magnesium-smelting external heating type transverse tank. The machine is characterized in that high-flow high-pressure air flow of a Roots blower is used as material conveying power, all the units are mounted on a main running gear which walks in virtue of motor-driven rollers, and a machine body which is controlled by a hydraulic mechanism and can vertically rise and fall and a transverse running gear are arranged on a frame. An air supplying and material conveying pipeline is delivered to the reduction tank through a main drive mechanism on the machine body, reducing slag and pellet furnace charge are introduced into the air supplying and material conveying pipeline at different times and discharged from the reduction tank in virtue of the high-pressure air flow of the Roots blower, and produced dust is collected and cleaned. The machine has a high degree of automation and can both thoroughly remove reducing slag in the tank and intactly pack pellet furnace charge.

Description

The filling of magnesium metal reduction jar furnace charge pelletizing strength and reducing slag strength are taken off and are got all-in-one

Technical field

The present invention relates to a kind of big-flow high-pressure air-flow that utilizes Root's blower and make material transmitting power, furnace charge pelletizing in magnesium metal reduction jar is carried out to strength is loaded and high temperature reduction slag carries out strength and takes off the integrated machine automatic equipment of getting, be applicable to the furnace charge pelletizing strength filling of the horizontal tank of silicothermic process semicontinuous refining magnesium external heating type and reducing slag strength and take off and get.

Background technology

Known domestic patent No. CN200920144136.4 (May 26 2010 Granted publication day) discloses a kind of " air flush type slag removing machine ".This slag removal machine comprises longitudinal translation car, is arranged on the device that can drive drawing mechanism transverse shifting and move up and down on longitudinal translation car, crossbeam is arranged on longitudinal translation car, airduct is removable to be arranged in sleeve pipe, the air outlet of airduct stretches out sleeve pipe, and and sleeve pipe between be tightly connected, between the tail end of airduct and sleeve pipe, liner is installed, the tail end of sleeve pipe is connected with the air outlet of blower fan, the device that drives airduct to move is arranged on sleeve pipe, and the running gear that drives crossbeam to move up and down is arranged on longitudinal translation car.The deficiency of this technology is to only have scarfing cinder function and without charging function.

The patent application that known domestic patent No. CN201120364030.2 (October 3 2012 Granted publication day) discloses a kind of " the pneumatic charging all-in-one of skimming of magnesium metal reduction jar ", this equipment adopts Root's blower to make main conveying device, enter in tank by main frame main drive gear with it, reducing slag and furnace charge pelletizing are introduced to air feed feeding pipe, realize and the reducing slag in magnesium metal reduction jar is carried out to strength take off to get with furnace charge pelletizing and carry out strength filling.The technical deficiency of this equipment is: because the discharging point of delivery of this equipment is at equipment rear portion, material conveying pipe is longer, therefore the percentage of damage that has increased furnace charge pelletizing, has caused the waste of certain production cost, and MAGNESIUM METAL output capacity is declined to a certain extent.

The skim patent application of charging all-in-one of the magnesium metal reduction jar pneumatic type mechanical automation of known domestic patent No. CN201220265725.X (handle authorize December 27 2012 registration formalities day), this equipment is in addition improved on the basis of the pneumatic charging all-in-one of skimming of magnesium metal reduction jar.Adopt Root's blower to make main conveying device, enter in tank by main frame main drive gear with it, reducing slag and furnace charge pelletizing are introduced to air feed feeding pipe, realize the reducing slag in magnesium metal reduction jar to take off to get with furnace charge pelletizing and load.But the technical deficiency of this equipment is: due to the restriction of sprinkler design technology, this equipment can not be realized at a distance and skimming, conveying conduit can only be stretched into completely in reduction tank, after at the bottom of arrival tank, the reducing slag in tank could be taken off and get totally, cause equipment to have the defect that fuselage is long, frame is huge, equipment is overweight.

Summary of the invention

magnesium metal reduction jar furnace charge pelletizing strength is loaded and reducing slag strength is taken off and got the all-in-one technical issues that need to address and goal of the invention is: the deficiency that overcomes background technology, provide one can thoroughly remove reducing slag in reduction tank, again can strength load furnace charge pelletizing, and the breakage rate that furnace charge pelletizing caused during lower than manual work of the breakage rate of furnace charge pelletizing, the multi-functional mechanical equipment that can also collect dust simultaneously and process.

magnesium metal reductiontank furnace charge pelletizing strength is loaded and reducing slag strength is taken off the technical scheme of getting all-in-one and is: utilize Root's blower as main conveying device, all devices are all arranged on main running gear.Main running gear relies on the walking of motor driving rolls, in frame, be provided with by hydraulic gear control can VTOL (vertical take off and landing) fuselage and horizontal walking device.

The present invention adopts Root's blower to do main conveying device, by air conveying reducing slag and furnace charge pelletizing, comprise fly-ash separator (1), fuselage hoisting appliance (2), fuselage (3), Root's blower (4), corner rotary conveyor (5), horizontal walking device (6), main running gear (7), air feed feeding pipe (8), computation weigh charging box (9), hopper (10), micro-air compressor (11), Hydraulic Station (12), Pneumatic material slag tripping device (13), pneumatic return collecting device (14), material-level detecting device (15), it is characterized in that described air feed feeding pipe (8) respectively with Root's blower (4), hopper (10) connects, and it is inner to be arranged on fuselage (3).Tornado dust collector (1-1) in fly-ash separator (1) are arranged on pulse bag formula fly-ash separator (1-2) front, and this fly-ash separator adopts off-line ash-clearing mode.Fuselage hoisting appliance (2) is arranged on fuselage (3) both sides, and moves in fuselage fluctuating orbit.Fuselage (3) is made up of transmission mechanism driving part (3-1), fuselage frame (3-2), air feed feeding pipe (8), transmission mechanism slave unit (3-3), head part (3-4).Corner rotary conveyor (5) is arranged on fuselage (3) top, and is connected this conveyor rotational angle in vertical direction with computation weigh charging box (9), hopper (10).Hopper (10) is connected with air feed feeding pipe (8), corner rotary conveyor (5) respectively.Material-level detecting device (15) is connected with air feed feeding pipe (8), fuselage (3) respectively, and this material-level detecting device can accurately be indicated material level according to tank internal pressure numerical value change.All devices are all arranged on main running gear (7), main running gear (7) relies on the walking of motor driving rolls, in frame, be provided with by hydraulic gear control can VTOL (vertical take off and landing) fuselage (3) and horizontal walking device (6), can make fuselage (3) up and down or side-to-side movement, drive air feed feeding pipe (8) turnover reduction tank.

Its strength is taken off and is got reducing slag operationtechnology implementation scheme be: when single reduction tank is carried out to operation, by the horizontal walking device of hydraulic ram control, be forwarded to behind reduction tank mouth position, main drive gear reruns, make air feed feeding pipe enter in reduction tank 1.5-2 rice distance at the bottom of distance tank, start Root's blower, reducing slag is discharged to outside slag case by air feed feeding pipe, and dust enters fly-ash separator; After main drive gear operation puts in place, automatically stop, then main drive gear retreat and put in place after auto stop.Now close Root's blower, operation horizontal walking device retreats and puts in place and stop.In the time that the reduction tank of difference being arranged to height carries out operation, fuselage, by the effect of the fuselage hoisting appliance of hydraulic ram control, is elevated to desired height in the vertical direction, fuselage is aimed at after the position of center line of the reduction tank body of need skimming, then is carried out above-mentioned action.After the operation of skimming completes, to entering concentrated processing of dust of fly-ash separator.

Its strength is loaded the operation of furnace charge pelletizingtechnology implementation scheme be: when filling with substance, first furnace charge pelletizing is packed in hopper, use fork truck hopper is fallen to installing to have on the feed bin support of Weighing function.When single reduction tank is carried out to operation, by the horizontal walking device of hydraulic ram control, be forwarded to reduction tank mouth position, operation main drive gear enters in reduction tank air feed feeding pipe, opens the door at the bottom of opening hopper, furnace charge pelletizing is dropped on corner rotary conveyor, when starting Root's blower, start corner rotary conveyor and start charging, furnace charge pelletizing falls into hopper by corner rotary conveyor and is loaded in reduction tank, furnace charge pelletizing packs into after q.s, will automatically stop charging.Then main drive gear retreat and put in place after auto stop, now close Root's blower, operation horizontal walking device retreats and puts in place and stop.

In the time that the reduction tank of difference being arranged to height carries out operation, fuselage is by the effect of the fuselage hoisting appliance of hydraulic ram control, and lifting in the vertical direction, aims at fuselage after the position of center line of the reduction tank body of need skimming, then carry out above-mentioned action.After charging operation completes, to entering concentrated processing of dust of fly-ash separator.

magnesium metal reduction jar furnace charge pelletizing strength is loaded and reducing slag strength is taken off the beneficial effect of getting all-in-one and is:

Can shorten the 1 hour time of coming out of the stove, increase charge amount, reduce ferrosilicon degree of oxidation in ball material, well realize output capacity raising to a certain degree; Can avoid reducing tank mouth, tank skin slagging scorification phenomenon, extend the reduction tank life-span, reduce reduction tank cost.Can realize cut personnel 44% and more than, reduce cost of labor; The fuel cost to a certain degree increasing is compared with saving with total cost, insignificant.Ensure by complex art, can realize ball material powder zero and enter to reduce tank, improve crude magnesium output capacity; Ball material powder can all reclaim without waste, can reduce the realization of the comprehensive values such as stokehold instrument input, makes to invest return period only for 3--5 month, has economically feasibility.

This equipment has further solved stokehold operation bottleneck problem, and the improvement of follow-up other link projects is comparatively easily realized, and for reduction production management provides the Optimization Platform of management innovation, the stability of reducing process is increased substantially.Therefore, adopt the strength filling of magnesium metal reduction jar furnace charge pelletizing and reducing slag strength to take off and get all-in-one and Technology thereof, no matter be on economically feasible, or to process stabilizing and improvement thereof, and even building of management innovation platform, than the mechanical device performance of skimming of other types and returns of investment, all there is huge advantage and positive meaning.

Brief description of the drawings

The filling of magnesium metal reduction jar furnace charge pelletizing strength and reducing slag strength are taken off and are got all-in-one wiring layout, and Fig. 1 is front view, and Fig. 2 is side-view.

Wherein: the pneumatic return collecting device of the main running gear 8-of 1-fly-ash separator 2-fuselage hoisting appliance 3-fuselage 4-Root's blower 5-corner rotary conveyor 6-horizontal walking device 7-air feed feeding pipe 9-computation weigh charging box 10-hopper 11-micro-air compressor 12-Hydraulic Station 13-Pneumatic material slag tripping device 14-15-material-level detecting device

embodiment

[0020]below in conjunction with accompanying drawing 1, accompanying drawing 2, magnesium metal reduction jar furnace charge pelletizing strength is loaded and reducing slag strength is taken off and got all-in-one and be further described.

Embodiment 1---single reduction pan furnace pellet group strength is loaded operation

When single reduction tank is carried out to operation; be forwarded to reduction tank mouth position by the horizontal walking device (6) of hydraulic ram control; after putting in place, main drive gear (3-1) operation automatically stops; operation main drive gear (3-1) enters in reduction tank; now start Root's blower (4) and corner rotary conveyor (5); start charging; furnace charge pelletizing installs to after charge level; corner rotary conveyor (5) is automatically out of service; now close Root's blower (4), then move main drive gear (3-1) retreat put in place after auto stop.

Embodiment 2---right the different reduction tanks of arranging heightcarry out strength and load operation

In the time that the reduction tank of difference being arranged to height carries out operation, the fuselage hoisting appliance (2) of fuselage (3) by hydraulic ram control act on vertical direction lifting, carry out again above-mentioned action after fuselage (3) being aimed to the position of center line of the reduction tank body of need skimming.

Embodiment 3---single reduction tank the operation of skimming

When single reduction tank is carried out to operation, be forwarded to reduction tank mouth position by the horizontal walking device (6) of hydraulic ram control, Root's blower (4) starts, main drive gear (3-1) in operation fuselage (3) enters in reduction tank body, reducing slag is by air feed feeding pipe (8) device for transferring in main drive gear (3-1), and dust enters in fly-ash separator (1) and processes; Now close Root's blower (4), after main drive gear (3-1) operation puts in place, automatically stop, operation horizontal walking device (6) retreats and puts in place and stop.

Embodiment 4---right the different reduction tanks of arranging heightcarry out reducing slag strength is taken off and is got operation

The fuselage hoisting appliance (2) of fuselage (3) by hydraulic ram control act on vertical direction lifting, carry out again above-mentioned action after fuselage (3) being aimed to the position of center line of the reduction tank body of need skimming.

Claims (8)

1. a magnesium metal reduction jar furnace charge pelletizing strength is loaded and reducing slag strength is taken off and got all-in-one, be applicable to the horizontal tank of the semicontinuous refining magnesium of silicothermic process external heating type, adopt Root's blower to do main conveying device, the present invention is by air conveying reducing slag and pelletizing furnace charge, comprise fly-ash separator (1), fuselage hoisting appliance (2), fuselage (3), Root's blower (4), corner rotary conveyor (5), horizontal walking device (6), main running gear (7), air feed feeding pipe (8), computation weigh charging box (9), hopper (10), micro-air compressor (11), Hydraulic Station (12), Pneumatic material slag tripping device (13), pneumatic return collecting device (14), material-level detecting device (15), it is characterized in that described air feed feeding pipe (8) respectively with Root's blower (4), hopper (10) connects, and it is inner to be arranged on fuselage (3).
2. magnesium metal reduction jar furnace charge pelletizing strength filling according to claim 1 and reducing slag strength are taken off and are got all-in-one, it is characterized in that the tornado dust collector (1-1) in described fly-ash separator (1) are arranged on pulse bag formula fly-ash separator (1-2) front, this fly-ash separator adopts off-line ash-clearing mode.
3. magnesium metal reduction jar furnace charge pelletizing strength filling according to claim 1 and reducing slag strength are taken off and are got all-in-one, it is characterized in that described fuselage hoisting appliance (2) is arranged on fuselage (3) both sides, and move in fuselage fluctuating orbit.
4. magnesium metal reduction jar furnace charge pelletizing strength filling according to claim 1 and reducing slag strength are taken off and are got all-in-one,
It is characterized in that described fuselage (3) is made up of transmission mechanism driving part (3-1), fuselage frame (3-2), air feed feeding pipe (8), transmission mechanism slave unit (3-3), head part (3-4).
5. magnesium metal reduction jar furnace charge pelletizing strength filling according to claim 1 and reducing slag strength are taken off and are got all-in-one, it is characterized in that described corner rotary conveyor (5) is arranged on fuselage (3) top, and be connected this conveyor rotational angle in vertical direction with computation weigh charging box (9), hopper (10).
6. according to the charging all-in-one of skimming according to magnesium metal reduction jar pneumatic type claimed in claim 1 mechanical automation, it is characterized in that described hopper (10) is connected with air feed feeding pipe (8), corner rotary conveyor (5) respectively.
7. according to loading according to magnesium metal reduction jar furnace charge pelletizing strength claimed in claim 1 and reducing slag strength is taken off and got all-in-one, it is characterized in that described material-level detecting device (15) is connected with air feed feeding pipe (8), fuselage (3) respectively, this material-level detecting device can accurately be indicated material level according to tank internal pressure numerical value change.
8. according to loading according to magnesium metal reduction jar furnace charge pelletizing strength claimed in claim 1 and reducing slag strength is taken off and got all-in-one, it is characterized in that described all devices are all arranged on main running gear (7), main running gear (7) relies on the walking of motor driving rolls, in frame, be provided with by hydraulic gear control can VTOL (vertical take off and landing) fuselage (3) and horizontal walking device (6), can make fuselage (3) up and down or side-to-side movement, drive air feed feeding pipe (8) turnover reduction tank.
CN201310027304.2A 2013-01-25 2013-01-25 Integrated furnace charge pellet pneumatic packing and reducing slag pneumatic raking machine for magnesium metal reduction tank CN103966461A (en)

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104313357A (en) * 2014-11-11 2015-01-28 宁夏嘉翔自控技术有限公司 Radar level gauge charging mechanism for magnesium metal smelting high-pressure slagging-off and charging machine
CN104313354A (en) * 2014-11-11 2015-01-28 宁夏嘉翔自控技术有限公司 Deslagging mechanism for center dust removal station of magnesium metal smelting reducing slag high-pressure slagging-off and charging system
CN104328288A (en) * 2014-11-09 2015-02-04 宁夏嘉翔自控技术有限公司 Electromagnetic push iron of electromagnetic push iron slagging-off and charging pipe traction mechanism of metal magnesium smelting high-pressure slagging-off and charging machine
CN104357678A (en) * 2014-11-09 2015-02-18 宁夏嘉翔自控技术有限公司 High-pressure metal magnesium melting slag skimming and charging machine
CN104357679A (en) * 2014-11-09 2015-02-18 宁夏嘉翔自控技术有限公司 Slagging/charging pipe traction mechanism for electromagnetic iron thrower of high-pressure slagging/charging machine for melting magnesium metal
CN104388702A (en) * 2014-11-11 2015-03-04 宁夏嘉翔自控技术有限公司 Laser charge level indicator charging mechanism of metal magnesium smelting high-pressure charger of 290mm-diameter reduction pot
CN104388699A (en) * 2014-11-09 2015-03-04 宁夏嘉翔自控技术有限公司 Slagging-off mechanism for metal magnesium smelting high-pressure slagging-off charging machine
CN104388698A (en) * 2014-11-09 2015-03-04 宁夏嘉翔自控技术有限公司 Charging mechanism of magnesium metal smelting high pressure deslagging machine
CN104404271A (en) * 2014-11-09 2015-03-11 宁夏嘉翔自控技术有限公司 Magnesium smelting reducing slag high-pressure slag-removing and charging system
CN104451197A (en) * 2014-11-11 2015-03-25 宁夏嘉翔自控技术有限公司 Laser material level meter loading mechanism of high-pressure slag skimming and loading machine for smelting magnesium metal
CN105571330A (en) * 2016-03-18 2016-05-11 吉林大学 Automatic dust-free slag removing machine for smelting magnesium through Pidgeon process

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Publication number Priority date Publication date Assignee Title
US4065299A (en) * 1975-10-23 1977-12-27 Teledyne Industries, Inc. Magnesium reclamation process and apparatus
CN201488556U (en) * 2009-05-22 2010-05-26 梁小平 Air flush type slag removing machine
CN101717866A (en) * 2009-12-22 2010-06-02 郑州经纬科技实业有限公司 Pneumatic deslagging device for high temperature material cluster in magnesium metal reduction jar
CN102564141A (en) * 2012-02-29 2012-07-11 刘世泽 Duplex cyclone pneumatic slag taker special for metallic magnesium
CN202465835U (en) * 2011-09-29 2012-10-03 宁夏鹏程致远自动化技术有限公司 Integral pneumatic deslagging and charging machine of magnesium metal reduction tank

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065299A (en) * 1975-10-23 1977-12-27 Teledyne Industries, Inc. Magnesium reclamation process and apparatus
CN201488556U (en) * 2009-05-22 2010-05-26 梁小平 Air flush type slag removing machine
CN101717866A (en) * 2009-12-22 2010-06-02 郑州经纬科技实业有限公司 Pneumatic deslagging device for high temperature material cluster in magnesium metal reduction jar
CN202465835U (en) * 2011-09-29 2012-10-03 宁夏鹏程致远自动化技术有限公司 Integral pneumatic deslagging and charging machine of magnesium metal reduction tank
CN102564141A (en) * 2012-02-29 2012-07-11 刘世泽 Duplex cyclone pneumatic slag taker special for metallic magnesium

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104388699A (en) * 2014-11-09 2015-03-04 宁夏嘉翔自控技术有限公司 Slagging-off mechanism for metal magnesium smelting high-pressure slagging-off charging machine
CN104388698A (en) * 2014-11-09 2015-03-04 宁夏嘉翔自控技术有限公司 Charging mechanism of magnesium metal smelting high pressure deslagging machine
CN104328288A (en) * 2014-11-09 2015-02-04 宁夏嘉翔自控技术有限公司 Electromagnetic push iron of electromagnetic push iron slagging-off and charging pipe traction mechanism of metal magnesium smelting high-pressure slagging-off and charging machine
CN104357678A (en) * 2014-11-09 2015-02-18 宁夏嘉翔自控技术有限公司 High-pressure metal magnesium melting slag skimming and charging machine
CN104357679A (en) * 2014-11-09 2015-02-18 宁夏嘉翔自控技术有限公司 Slagging/charging pipe traction mechanism for electromagnetic iron thrower of high-pressure slagging/charging machine for melting magnesium metal
CN104404271A (en) * 2014-11-09 2015-03-11 宁夏嘉翔自控技术有限公司 Magnesium smelting reducing slag high-pressure slag-removing and charging system
CN104388702A (en) * 2014-11-11 2015-03-04 宁夏嘉翔自控技术有限公司 Laser charge level indicator charging mechanism of metal magnesium smelting high-pressure charger of 290mm-diameter reduction pot
CN104313357A (en) * 2014-11-11 2015-01-28 宁夏嘉翔自控技术有限公司 Radar level gauge charging mechanism for magnesium metal smelting high-pressure slagging-off and charging machine
CN104313354A (en) * 2014-11-11 2015-01-28 宁夏嘉翔自控技术有限公司 Deslagging mechanism for center dust removal station of magnesium metal smelting reducing slag high-pressure slagging-off and charging system
CN104451197A (en) * 2014-11-11 2015-03-25 宁夏嘉翔自控技术有限公司 Laser material level meter loading mechanism of high-pressure slag skimming and loading machine for smelting magnesium metal
CN105571330A (en) * 2016-03-18 2016-05-11 吉林大学 Automatic dust-free slag removing machine for smelting magnesium through Pidgeon process

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Application publication date: 20140806