CN105936955A - Stirring device for hot metal desulfurization - Google Patents
Stirring device for hot metal desulfurization Download PDFInfo
- Publication number
- CN105936955A CN105936955A CN201610372318.1A CN201610372318A CN105936955A CN 105936955 A CN105936955 A CN 105936955A CN 201610372318 A CN201610372318 A CN 201610372318A CN 105936955 A CN105936955 A CN 105936955A
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- CN
- China
- Prior art keywords
- shaped pin
- stirring
- head
- flange
- crane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
The invention discloses a stirring device for hot metal desulfurization, which comprises a rack provided with a platform, wherein a stirring head inserting opening is formed in the platform; guide rails are arranged on the platform; a lifting frame is arranged on the guide rails, and driven by a lifting mechanism; a motor is arranged on the lifting frame; the output shaft of the motor is fixed with a rotating shaft; a stirring head is fixed with the rotating shaft via a locking mechanism; the locking mechanism structurally comprises an upper flange mounted at the lower end of the rotating shaft, and a lower flange mounted at the upper end of the stirring head; a T-shaped pin is inserted in each flange hole in the upper flange and a corresponding flange hole in the lower flange; through holes are formed in the lower ends of the T-shaped pins; after the T-shaped pins penetrate through the corresponding flange holes, barrier strips are inserted in the through holes; a spring is arranged at the part, between the head of each T-shaped pin and the upper flange, of the T-shaped pin; the rotating shaft and the stirring head are fixed under the action of fitting among the T-shaped pins, the barrier strips and the springs; a supporting frame is fixed on the lifting frame; and a jack can be just arranged in the space between the supporting frame and the T-shaped pins. The stirring device has the advantage that the stirring head can be replaced conveniently.
Description
Technical field
The present invention relates to Desulphurization of Pig Iron field, be specifically related to a kind of molten iron desulphurization stirring device.
Background technology
Mechanical mixing method desulfurization, due to production cost advantage, has become as the molten iron pretreatment method of a kind of main flow.There is stirring-head and change the shortcoming of extremely inconvenience in the molten iron desulphurization stirring device used at present, greatly have impact on work efficiency.
Summary of the invention
It is an object of the invention to provide a kind of stirring-head and change a kind of molten iron desulphurization stirring device.
nullFor achieving the above object，Present invention employs following technical scheme: described a kind of molten iron desulphurization stirring device，Including the frame being provided with platform，Platform is provided with stirring-head insert port，At the vertically arranged guide rail in the top of platform，Slide on rails is provided with crane，Crane moves up and down along guide rail under the driving of elevating mechanism，Crane is provided with motor，The downward upper end with rotary shaft of the output shaft of motor fixes，The lower end of rotary shaft is fixed with stirring-head by retaining mechanism，The structure of described retaining mechanism is: include the upper flange being installed on rotary shaft lower end，And it is installed on stirring-head upper end and the lower flange corresponding with upper flange，The flange hole that each flange hole of upper flange is corresponding with on lower flange is inserted with a T-shaped pin jointly，The through hole of radially through T-shaped pin it is provided with in the lower end of T-shaped pin，After the lower end of T-shaped pin sequentially passes through downwards flange hole corresponding on the flange hole of upper flange and lower flange，It is inserted with blend stop in the through hole of T-shaped pin lower end，T-shaped pin between the head and upper flange of T-shaped pin is arranged with spring，The two ends of spring withstand on head and the upper flange of T-shaped pin respectively，Upper flange and lower flange are at T-shaped pin、It is fastened under the cooperation of blend stop and spring three，Rotary shaft is made to fix with stirring-head；Being further fixed on bracing frame on crane, the spacing between bracing frame and T-shaped pin just can place jack, and when jack is placed between bracing frame and T-shaped pin, the two ends of jack withstand on the T-shaped pin of bracing frame and correspondence respectively.
Further, aforesaid a kind of molten iron desulphurization stirring device, wherein: described elevating mechanism includes: rope traction machine, the top of crane fixes with one end of steel wire rope, and the other end of steel wire rope is connected with rope traction machine after walking around guide wheel.
Further, aforesaid a kind of molten iron desulphurization stirring device, wherein: bracing frame is made up of arc plate and some floors, and described arc plate is installed on crane by floor.
Further, aforesaid a kind of molten iron desulphurization stirring device, wherein: outside rotary shaft, be also arranged with annular disk, circumferentially arranged on annular disk have some nozzles, when stirring-head is after the stirring-head insert port of platform is downwardly into ladle, and the shower nozzle of all nozzles is just directed at the gap between the inner peripheral wall of stirring-head and stirring-head insert port.
Further, aforesaid a kind of molten iron desulphurization stirring device, wherein: described annular disk is hung on crane by chain.
Further, aforesaid a kind of molten iron desulphurization stirring device, wherein: the most dismountable between each T-shaped pin and bracing frame be provided with a jack.
By the enforcement of technique scheme, the present invention has stirring-head and changes convenient advantage.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of molten iron desulphurization stirring device of the present invention.
Fig. 2 is the enlarged diagram at the H position shown in Fig. 1.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
nullSuch as Fig. 1、Shown in Fig. 2，Described a kind of molten iron desulphurization stirring device，Including the frame 2 being provided with platform 1，It is provided with stirring-head insert port 3 on the platform 1，At the vertically arranged guide rail in the top of platform 14，Guide rail 4 slides and is provided with crane 5，Crane 5 moves up and down along guide rail 4 under the driving of elevating mechanism，Crane 5 is provided with motor 6，The downward upper end with rotary shaft 7 of the output shaft of motor 6 fixes，The lower end of rotary shaft 7 is fixed with stirring-head 8 by retaining mechanism，The structure of described retaining mechanism is: include the upper flange 9 being installed on rotary shaft 7 lower end，And it is installed on stirring-head 8 upper end and the lower flange 10 corresponding with upper flange 9，The flange hole that each flange hole of upper flange 9 is corresponding with on lower flange 10 is inserted with a T-shaped pin 11 jointly，The through hole of radially through T-shaped pin it is provided with in the lower end of T-shaped pin 11，After the lower end of T-shaped pin 11 sequentially passes through downwards flange hole corresponding on the flange hole of upper flange 9 and lower flange 10，Blend stop 12 it is inserted with in the through hole of T-shaped pin 11 lower end，T-shaped pin 11 between the head and upper flange 9 of T-shaped pin 11 is arranged with spring 13，The two ends of spring 13 withstand on head and the upper flange 9 of T-shaped pin 11 respectively，T-shaped pin 11 moves up under the power that the upsprings effect of spring 13，Synchronize to drive the blend stop 12 of T-shaped pin 11 lower end to move up，After the blend stop 12 of T-shaped pin 11 lower end is moved upward to withstand on lower flange 10，Along with T-shaped pin 11 continues to move up under the power that the upsprings effect of spring 13，Lower flange 10 can move up under blend stop 12 drives，Simultaneously because upper flange 9 can move down under down spring effect at spring 13，Thus upper flange 9 is fastened with lower flange 10，Rotary shaft 7 is made to fix with stirring-head 8；Crane 5 is further fixed on bracing frame 14, spacing between bracing frame 14 and T-shaped pin 11 just can place jack 15, and when jack 15 is placed between bracing frame 14 and T-shaped pin 11, the two ends of jack 15 withstand on the T-shaped pin 11 of bracing frame 14 and correspondence respectively；In the present embodiment, described elevating mechanism includes: rope traction machine 16, and the top of crane 5 fixes with one end of steel wire rope 17, and the other end of steel wire rope 17 is connected with rope traction machine 16 after walking around guide wheel 18, above-mentioned elevating mechanism simple in construction, convenient to install and maintain；In the present embodiment, bracing frame 14 is made up of arc plate and some floors, and described arc plate is installed on crane 5 by floor, and the support frame structure of this structure is simple, convenient to install and maintain；In the present embodiment, annular disk 19 also it is arranged with outside rotary shaft 7, circumferentially arranged on annular disk 19 have some nozzles 20, when stirring-head 8 is after the stirring-head insert port 3 of platform 1 is downwardly into ladle 21, the shower nozzle of all nozzles 20 is just directed at the gap between the inner peripheral wall of stirring-head 8 and stirring-head insert port 3, by nozzle 20 to the gap blowing gas between stirring-head 8 and stirring-head insert port 3 inner peripheral wall, flue gas that ladle produces in whipping process can be prevented effectively from and go out infringement equipment from the gap loss between stirring-head 8 and stirring-head insert port 3 inner peripheral wall, substantially prolongs the service life of equipment；In the present embodiment, described annular disk 19 is hung on crane 5 by chain 22, and so dismounting annular disk is more convenient；In the present embodiment, the most dismountable between each T-shaped pin 11 and bracing frame 14 it is provided with a jack 15, so can dismantle stirring-head more quickly；
During work, first start rope traction machine 16, crane 5 is driven to move down along guide rail 4, synchronize to drive stirring-head 8 to be downwardly into the ladle 21 being positioned at below platform 1 from the stirring-head insert port 3 of platform 1, then stop rope traction machine 16, then restart motor 6, axle 7 is rotated and rotates, synchronize to drive stirring-head 8 to rotate, so that stirring-head 8 stirs the molten iron in ladle 21；During stirring-head 8 stirs molten iron, nozzle 20 can prevent flue gas that ladle produces in whipping process from going out infringement equipment from the gap loss between stirring-head 8 and stirring-head insert port 3 inner peripheral wall to the gap blowing gas between stirring-head 8 and stirring-head insert port 3 inner peripheral wall；After ladle stirring terminates, first stop motor 6, restart rope traction machine 16, drive and move to initial position on stirring-head 8；
When stirring-head 8 changed by needs, the first jack 15 on one T-shaped pin 11 of pressing, now T-shaped pin 11 can overcome the upwards elastic force of spring 13 to move down under the effect of jack 15, it is moved downward to the blend stop 12 of its lower end not when holding out against on lower flange 10 until T-shaped pin 11, extract this blend stop 12, repeat above-mentioned action, until extracting blend stop 12 on all T-shaped pins 11, now, stirring-head 8 can be pulled down；nullThen the flange hole of the lower flange 10 of new stirring-head 8 is directed at corresponding T-shaped pin 11 and docks with upper flange 9 phase，Then in the through hole of every T-shaped pin 11 lower end, blend stop 12 is inserted respectively，Press each jack 15 the most again，Jack 15 is made to remove the down force being applied on corresponding T-shaped pin 11，Now T-shaped pin 11 moves up under the power that the upsprings effect of spring 13，Synchronize to drive the blend stop 12 of T-shaped pin 11 lower end to move up，After the blend stop 12 of T-shaped pin 11 lower end is moved upward to withstand on lower flange 10，Along with T-shaped pin 11 continues to move up under the power that the upsprings effect of spring 13，Lower flange 10 can move up under blend stop 12 drives，Simultaneously because upper flange 9 can move down under down spring effect at spring 13，Thus upper flange 9 is fastened with lower flange 10，Rotary shaft 7 is made to fix with stirring-head 8，Pass through aforesaid operations，I.e. complete the replacing of stirring-head.The present invention has stirring-head and changes convenient advantage.
Claims (6)
- null1. a molten iron desulphurization stirring device，Including the frame being provided with platform，Platform is provided with stirring-head insert port，It is characterized in that: at the vertically arranged guide rail in the top of platform，Slide on rails is provided with crane，Crane moves up and down along guide rail under the driving of elevating mechanism，Crane is provided with motor，The downward upper end with rotary shaft of the output shaft of motor fixes，The lower end of rotary shaft is fixed with stirring-head by retaining mechanism，The structure of described retaining mechanism is: include the upper flange being installed on rotary shaft lower end，And it is installed on stirring-head upper end and the lower flange corresponding with upper flange，The flange hole that each flange hole of upper flange is corresponding with on lower flange is inserted with a T-shaped pin jointly，The through hole of radially through T-shaped pin it is provided with in the lower end of T-shaped pin，After the lower end of T-shaped pin sequentially passes through downwards flange hole corresponding on the flange hole of upper flange and lower flange，It is inserted with blend stop in the through hole of T-shaped pin lower end，T-shaped pin between the head and upper flange of T-shaped pin is arranged with spring，The two ends of spring withstand on head and the upper flange of T-shaped pin respectively，Upper flange and lower flange are at T-shaped pin、It is fastened under the cooperation of blend stop and spring three，Rotary shaft is made to fix with stirring-head；Being further fixed on bracing frame on crane, the spacing between bracing frame and T-shaped pin just can place jack, and when jack is placed between bracing frame and T-shaped pin, the two ends of jack withstand on the T-shaped pin of bracing frame and correspondence respectively.
- A kind of molten iron desulphurization stirring device the most according to claim 1, it is characterized in that: described elevating mechanism includes: rope traction machine, the top of crane fixes with one end of steel wire rope, and the other end of steel wire rope is connected with rope traction machine after walking around guide wheel.
- A kind of molten iron desulphurization stirring device the most according to claim 1, it is characterised in that: bracing frame is made up of arc plate and some floors, and described arc plate is installed on crane by floor.
- A kind of molten iron desulphurization stirring device the most according to claim 1, it is characterized in that: outside rotary shaft, be also arranged with annular disk, circumferentially arranged on annular disk have some nozzles, when stirring-head is after the stirring-head insert port of platform is downwardly into ladle, and the shower nozzle of all nozzles is just directed at the gap between the inner peripheral wall of stirring-head and stirring-head insert port.
- A kind of molten iron desulphurization stirring device the most according to claim 4, it is characterised in that: described annular disk is hung on crane by chain.
- A kind of molten iron desulphurization stirring device the most according to claim 1, it is characterised in that: the most dismountable between each T-shaped pin and bracing frame it is provided with a jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610372318.1A CN105936955B (en) | 2016-05-31 | 2016-05-31 | A kind of molten iron desulphurization stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610372318.1A CN105936955B (en) | 2016-05-31 | 2016-05-31 | A kind of molten iron desulphurization stirring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105936955A true CN105936955A (en) | 2016-09-14 |
| CN105936955B CN105936955B (en) | 2017-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610372318.1A Active CN105936955B (en) | 2016-05-31 | 2016-05-31 | A kind of molten iron desulphurization stirring device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3664826A (en) * | 1968-03-23 | 1972-05-23 | Rheinstahl Huettenwerke Ag | Process for accelerating metallurgical reactions |
| JPH11293318A (en) * | 1998-04-15 | 1999-10-26 | Kawasaki Heavy Ind Ltd | Connecting device in rotating force transferring part |
| CN202193798U (en) * | 2011-08-26 | 2012-04-18 | 四川省川威集团有限公司 | KR desulphurization stirring device |
| CN103361459A (en) * | 2013-07-26 | 2013-10-23 | 武汉南锐工程技术有限公司 | Stirring connection device and stirring system for KR molten iron desulphurization method |
| CN203976850U (en) * | 2014-07-16 | 2014-12-03 | 鞍钢股份有限公司 | Combined type molten iron pretreatment desulfurizing device is stirred in winding-up |
| CN105506225A (en) * | 2015-12-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Molten iron desulfurization stirring head replacement device and stirring head replacement method |
| CN205774647U (en) * | 2016-05-31 | 2016-12-07 | 江苏永钢集团有限公司 | A kind of molten iron desulphurization stirring device |
-
2016
- 2016-05-31 CN CN201610372318.1A patent/CN105936955B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3664826A (en) * | 1968-03-23 | 1972-05-23 | Rheinstahl Huettenwerke Ag | Process for accelerating metallurgical reactions |
| JPH11293318A (en) * | 1998-04-15 | 1999-10-26 | Kawasaki Heavy Ind Ltd | Connecting device in rotating force transferring part |
| CN202193798U (en) * | 2011-08-26 | 2012-04-18 | 四川省川威集团有限公司 | KR desulphurization stirring device |
| CN103361459A (en) * | 2013-07-26 | 2013-10-23 | 武汉南锐工程技术有限公司 | Stirring connection device and stirring system for KR molten iron desulphurization method |
| CN203976850U (en) * | 2014-07-16 | 2014-12-03 | 鞍钢股份有限公司 | Combined type molten iron pretreatment desulfurizing device is stirred in winding-up |
| CN105506225A (en) * | 2015-12-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Molten iron desulfurization stirring head replacement device and stirring head replacement method |
| CN205774647U (en) * | 2016-05-31 | 2016-12-07 | 江苏永钢集团有限公司 | A kind of molten iron desulphurization stirring device |
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| CN105936955B (en) | 2017-10-31 |
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Effective date of registration: 20190703 Address after: 215600 Yonglian Village, Nanfeng Town, Zhangjiagang City, Jiangsu Province Patentee after: Lian Feng Steel (Zhangjiagang) Co., Ltd. Address before: 215628 Yonglian Jiangsu Yonggang Group Co., Ltd., Nanfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee before: Jiangsu Yonggang Group Co., Ltd. |