CN103303786B - Self-locking and self-unlocking type hanging hook device for replacing fan-shaped section - Google Patents
Self-locking and self-unlocking type hanging hook device for replacing fan-shaped section Download PDFInfo
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- CN103303786B CN103303786B CN201310240659.XA CN201310240659A CN103303786B CN 103303786 B CN103303786 B CN 103303786B CN 201310240659 A CN201310240659 A CN 201310240659A CN 103303786 B CN103303786 B CN 103303786B
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Abstract
The invention discloses a self-locking and self-unlocking type hanging hook device for replacing a fan-shaped section. The self-locking and self-unlocking type hanging hook device comprises a hanging hook, a self-locking hydraulic cylinder, a self-locking pushing block, an ejection hydraulic cylinder, a connecting rod mechanism and a pushing wheel, wherein the self-locking hydraulic cylinder is fixed above a hook opening of the hanging hook; the self-locking pushing block is connected with a piston rod of the self-locking hydraulic cylinder; the ejection hydraulic cylinder is fixed on the side surface of the hanging hook; one end of the connecting rod mechanism is connected with a piston rod of the ejection hydraulic cylinder, and the other end of the connecting rod mechanism is connected with the pushing wheel; the connecting rod mechanism is connected with the hanging hook; the self-locking hydraulic cylinder and the ejection hydraulic cylinder are connected with a control system; and the piston rods of the self-locking hydraulic cylinder and the ejection hydraulic cylinder are controlled by the control system to extend and shrink. The self-locking and self-unlocking type hanging hook device has the beneficial effects that the automation degree and reliability of the fan-shaped section of a continuous casting machine in the replacement process are improved; the dangerousness of manual operation is reduced, a potential safety hazard is avoided, the hoisting time is shortened, the replacement period of the fan-shaped section is shortened, the production cost is reduced, and the production efficiency is improved; the self-locking hydraulic cylinder and the ejection hydraulic cylinder can be remotely regulated; and the self-locking and self-unlocking type hanging hook device is simple and compact in structure, and convenient to control.
Description
Technical field
The invention belongs to field of metallurgical equipment, particularly the fan-shaped section of slab caster more changing device.
Background technology
Fan-shaped section is the key equipment of conticaster, and fan-shaped section to be conticaster need one of comparatively frequent equipment changed.So every platform conticaster all needs to be equipped with special fan-shaped section more changing device, thus fan-shaped section can be changed easily and efficiently, to shorten the maintenance intervals of conticaster, enhance productivity, improve strand output.
The fan-shaped section of tradition conticaster is changed, and is workshop crane and coordinates fan-shaped section to change the mode of guide rail to change fan-shaped section.The deficiency of tradition substitute mode is: all need manual operation when lifting and decoupling device, and in lifting process, suspension hook, without auto-lock function, exists certain potential safety hazard; Under fan-shaped section is positioned at conticaster platform, belong to the blind area of workshop crane man, dangerous high, inefficiency.If will transform existing conticaster, limit by original factory building height, crane cannot lift replacing fan-shaped section.
For solving the deficiency of conventional art, the patented technology that name is called " fan-shaped section of the automatic Changeover constraint of conticaster changes instrument " (application number is ZL201120568248.X) provides a kind of fan-shaped section and changes instrument, the deficiency of this patented technology is complex structure, hoisting weight is light, and need M/C lockout mechanism, cannot remote control and regulation suspension hook self-locking and open.
Summary of the invention
The object of the invention is to design a kind of fan-shaped section replacing self-locking self-opening type suspension hook, utilizing hydraulic cylinder connecting rod mechanism to realize suspension hook self-locking from opening.
The present invention takes following technical scheme:
Fan-shaped section is changed and is used self-locking self-opening type cargo hook gear, comprise suspension hook, latching device and device for opening, it is characterized in that: described latching device comprises self locking hydraulic cylinder and self-locking jacking block, the afterbody of described self locking hydraulic cylinder is fixed on the forked outstanding position in suspension hook front by bearing pin, be positioned at above the mouth of hook, the piston rod of self locking hydraulic cylinder is provided with rod end earrings, described self-locking jacking block is a L shape component, L shape component two ends are forked, the forked position, two ends of L shape component has axis hole, one end of self-locking jacking block is connected by bearing pin with self locking hydraulic cylinder piston rod rod end earrings, self-locking jacking block can rotate around bearing pin, the other end of self-locking jacking block is connected by bearing pin with suspension hook, connecting portion is positioned at directly over the mouth of hook, connecting portion both sides ream is put down, self-locking jacking block can rotate around bearing pin, described device for opening comprises and backs down hydraulic actuating cylinder, connecting rod mechanism and top wheel, the described afterbody backing down hydraulic actuating cylinder is fixed on suspension hook side by bearing pin, the piston rod backing down hydraulic actuating cylinder is provided with rod end earrings, described connecting rod mechanism comprises bearing pin and a knee of the band axle sleeve be fixed on suspension hook, bearing pin with axle sleeve is fixed on suspension hook side, axle sleeve can rotate around bearing pin, one end of knee is forked, the other end is flats, two ends and middle corner all offer axis hole, the fork end of knee with back down hydraulic cylinder piston rod rod end earrings and be connected by bearing pin, knee can rotate around bearing pin, the rotation angle position of knee is arranged on the axle sleeve of tape spool cover bearing pin, knee can rotate around bearing pin, top wheel is arranged on the flats end of knee by rotating shaft, described self locking hydraulic cylinder with back down hydraulic actuating cylinder and be connected with control system, control self locking hydraulic cylinder by control system and back down the overhanging and retraction of the piston rod of hydraulic actuating cylinder.
The using method of fan-shaped section replacing self-locking self-opening type cargo hook gear of the present invention, comprises suspension hook self-locking and suspension hook leaves certainly, it is characterized in that: described suspension hook self-locking method comprises:
1) back down hydraulic cylinder piston rod and be in initial position, the force-free state be in from open position is taken turns on the top that linkage end is installed, and control system controls self locking hydraulic cylinder piston rod retraction, pulls self-locking jacking block left-hand revolution 90 ° to open position,
2) suspension hook falls and hooks fan-shaped section gudgeon,
3) control system control self locking hydraulic cylinder piston rod is overhanging, drives self-locking jacking block clickwise 90 ° to self-locking position, makes suspension hook be in fan-shaped section gudgeon lock-out state, and lift system can drive fan-shaped section fall along guide rail or promote;
Described suspension hook comprises from the extraction of root:
1) control system controls self locking hydraulic cylinder piston rod retraction, pulls self-locking jacking block to rotate to open position,
2) suspension hook falls and fan-shaped section gudgeon is thrown off and the connecting of suspension hook,
3) control system controls that to back down hydraulic cylinder piston rod overhanging, and drivening rod mechanism rotates, and the top wheel that linkage end is installed is in top to the position on guide rail, and drive suspension hook suspension hook is separated from fan-shaped section gudgeon,
4) now suspension hook is from open state, and lift system can drive suspension hook to rise or fall.
The invention has the beneficial effects as follows:
1, improve the degree of automation in continuous casting machine fan-shaped segment Renewal process and reliability, reduce manually-operated danger, avoid potential safety hazard, shorten the lifting time, decrease the replacement cycle of fan-shaped section, reduce productive costs, improve production efficiency, remarkable in economical benefits;
2, self locking hydraulic cylinder and back down the overhanging and retraction of the piston rod of hydraulic actuating cylinder and controlled by control system, control system can be arranged on away from suspension hook place, realizes long-range modulation;
3, fan-shaped section is changed more convenient, quick;
4, structure is simple, compact, and manipulation is convenient;
5, the bulk strength of suspension hook is unaffected, and hoisting weight is large;
6, the transformation to old conticaster is also applicable to.
Accompanying drawing explanation
Fig. 1 is the self-locking state lateral plan of fan-shaped section replacing self-locking self-opening type cargo hook gear,
Fig. 2 be fan-shaped section replacing self-locking self-opening type cargo hook gear from open state lateral plan,
Fig. 3 is fan-shaped section replacing self-locking self-opening type cargo hook gear front view,
Fig. 4 is the knee front view in connecting rod mechanism,
Fig. 5 is the A-A cutaway view of Fig. 4
Fig. 6 is self-locking jacking block front view,
Fig. 7 is the birds-eye view of Fig. 6.
In figure: 1. suspension hook 2. backs down hydraulic actuating cylinder 3. connecting rod mechanism 4. self locking hydraulic cylinder 5. and pushes up wheel 6. self-locking jacking block 7. fan-shaped section gudgeon 8. guide rail
Detailed description of the invention
The present invention is described further with specific embodiment by reference to the accompanying drawings.
Accompanying drawing 1-3 gives the schematic diagram of specific embodiment.Fan-shaped section replacing self-locking self-opening type cargo hook gear comprises suspension hook 1, latching device and device for opening, the afterbody of self locking hydraulic cylinder 4 is fixed on by bearing pin on the forked outstanding position in suspension hook 1 front, be positioned at above the mouth of hook, the piston rod of self locking hydraulic cylinder 4 is provided with rod end earrings, self-locking jacking block 6 is the component of a L shape overall processing, L shape component two ends are forked and offer axis hole, one end of self-locking jacking block 6 is connected by bearing pin with self locking hydraulic cylinder 4 piston rod rod end earrings, self-locking jacking block 6 can rotate around bearing pin, the other end of self-locking jacking block 6 is connected by bearing pin with suspension hook, and this connecting portion is positioned at directly over the mouth of hook, and both sides ream is put down and had axis hole, self-locking jacking block (6) is driven by self locking hydraulic cylinder, can rotate around the bearing pin of this connecting portion, device for opening comprises and backs down hydraulic actuating cylinder 2, connecting rod mechanism and top wheel 5, backing down hydraulic actuating cylinder 2 is fixed on suspension hook 1 side, the piston rod rod end backing down hydraulic actuating cylinder 2 is provided with earrings, connecting rod mechanism 3 comprises bearing pin and a knee of the band axle sleeve be fixed on suspension hook 1, bearing pin with axle sleeve is fixed on suspension hook 1 side, axle sleeve can rotate around bearing pin, one end of knee is forked, the other end is flats, two ends and middle corner all offer axis hole, the fork end of knee with back down hydraulic actuating cylinder 2 piston rod rod end earrings and be connected by bearing pin, the rotation angle position of knee is arranged on the axle sleeve of the bearing pin of band axle sleeve, knee can rotate around bearing pin, top wheel 5 is arranged on the flats end of knee by rotating shaft, self locking hydraulic cylinder 4 with back down hydraulic actuating cylinder 2 and be connected with control system, control self locking hydraulic cylinder 4 by control system and back down the overhanging and retraction of the piston rod of hydraulic actuating cylinder 2.
Using method comprises suspension hook self-locking and suspension hook leaves certainly, and suspension hook self-locking method comprises:
1) control system controls self locking hydraulic cylinder 4 piston rod retraction, pulls self-locking jacking block 6 left-hand revolution 90 ° to rotate to open position,
2) suspension hook 1 falls and hooks fan-shaped section gudgeon 7,
3) control system control self locking hydraulic cylinder 4 piston rod is overhanging, and drive self-locking jacking block 6 clickwise 90 ° to self-locking position, make suspension hook be in fan-shaped section gudgeon 7 lock-out state, lift system can drive fan-shaped section fall along guide rail 8 or promote;
Suspension hook comprises from the extraction of root:
1) control system controls self locking hydraulic cylinder 4 piston rod retraction, pulls self-locking jacking block 6 to rotate to open position;
2) suspension hook 1 falls and fan-shaped section gudgeon 7 is thrown off and the connecting of suspension hook 1;
3) control system controls that to back down hydraulic actuating cylinder 2 piston rod overhanging, and drivening rod mechanism 3 rotates, and the top wheel 5 that connecting rod mechanism 3 end is installed is in top to the position on guide rail 8, and drive suspension hook 1 is separated from fan-shaped section gudgeon 7;
4) now suspension hook is from open state, and lift system can drive suspension hook to rise or fall.
Claims (2)
1. fan-shaped section is changed and is used self-locking self-opening type cargo hook gear, comprise suspension hook (1), latching device and device for opening, it is characterized in that: described latching device comprises self locking hydraulic cylinder (4) and self-locking jacking block (6), the afterbody of described self locking hydraulic cylinder (4) is fixed on by the first bearing pin on the forked outstanding position in suspension hook (1) front, be positioned at above the mouth of hook, the piston rod of self locking hydraulic cylinder (4) is provided with rod end earrings, described self-locking jacking block (6) is a L shape component, L shape component two ends are forked, the forked position, two ends of L shape component has axis hole, one end of self-locking jacking block (6) is connected by the second bearing pin with self locking hydraulic cylinder (4) piston rod rod end earrings, self-locking jacking block (6) can rotate around the second bearing pin, the other end of self-locking jacking block (6) is connected by the 3rd bearing pin with suspension hook (1), connecting portion is positioned at directly over the mouth of hook, connecting portion both sides ream is put down, self-locking jacking block (6) can rotate around the 3rd bearing pin, described device for opening comprises and backs down hydraulic actuating cylinder (2), connecting rod mechanism (3) and top wheel (5), the described afterbody backing down hydraulic actuating cylinder (2) is fixed on suspension hook (1) side by the 4th bearing pin, the piston rod backing down hydraulic actuating cylinder (2) is provided with rod end earrings, described connecting rod mechanism (3) comprises the 5th bearing pin and a knee of the band axle sleeve be fixed on suspension hook (1), the 5th bearing pin with axle sleeve is fixed on suspension hook (1) side, axle sleeve can rotate around the 5th bearing pin, one end of knee is forked, the other end is flats, two ends and middle corner all offer axis hole, the fork end of knee with back down hydraulic actuating cylinder (2) piston rod rod end earrings and be connected by the 6th bearing pin, knee can rotate around the 6th bearing pin, the rotation angle position of knee is arranged on the axle sleeve of band axle sleeve the 5th bearing pin, knee can rotate around the 5th bearing pin, top wheel (5) is arranged on the flats end of knee by rotating shaft, described self locking hydraulic cylinder (4) with back down hydraulic actuating cylinder (2) and be connected with control system, control self locking hydraulic cylinder (4) by control system and back down the overhanging and retraction of the piston rod of hydraulic actuating cylinder (2).
2. the fan-shaped section replacing using method of self-locking self-opening type cargo hook gear described in claim 1, comprises suspension hook self-locking and suspension hook leaves certainly, it is characterized in that: described suspension hook self-locking method comprises:
1) back down hydraulic actuating cylinder (2) piston rod and be in initial position, top wheel (5) that connecting rod mechanism (3) end is installed is in from open position, control system controls self locking hydraulic cylinder (4) piston rod retraction, pulls self-locking jacking block (6) left-hand revolution 90 ° to open position;
2) suspension hook (1) falls and hooks fan-shaped section gudgeon (7);
3) control system control self locking hydraulic cylinder (4) piston rod is overhanging, drive self-locking jacking block (6) clickwise 90 ° to self-locking position, make suspension hook be in fan-shaped section gudgeon (7) lock-out state, lift system can drive fan-shaped section fall along guide rail (8) or promote;
Described suspension hook comprises from the extraction of root:
1) control system controls self locking hydraulic cylinder (4) piston rod retraction, pulls self-locking jacking block (6) to rotate to open position;
2) suspension hook (1) falls and fan-shaped section gudgeon (7) is thrown off and the connecting of suspension hook (1);
3) control system controls that to back down hydraulic actuating cylinder (2) piston rod overhanging, drivening rod mechanism (3) rotates, top wheel (5) that connecting rod mechanism (3) end is installed is in the position on top to guide rail (8), drives suspension hook (1) to leave fan-shaped section gudgeon (7);
4) now suspension hook is from open state, and lift system can drive suspension hook (1) to rise or fall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310240659.XA CN103303786B (en) | 2013-06-14 | 2013-06-14 | Self-locking and self-unlocking type hanging hook device for replacing fan-shaped section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310240659.XA CN103303786B (en) | 2013-06-14 | 2013-06-14 | Self-locking and self-unlocking type hanging hook device for replacing fan-shaped section |
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| CN103303786A CN103303786A (en) | 2013-09-18 |
| CN103303786B true CN103303786B (en) | 2015-02-11 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002928B (en) * | 2014-05-12 | 2016-06-29 | 江阴职业技术学院 | The drive mechanism of lifeboat gear type safety hook |
| CN103991785B (en) * | 2014-05-12 | 2015-10-28 | 江阴职业技术学院 | Life boat gear type safety hook |
| CN104210933B (en) * | 2014-07-11 | 2016-08-24 | 中国人民解放军76321部队 | Automatic hanging hook lockset is used in aircraft hoisting air-drop |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5123374A (en) * | 1991-03-20 | 1992-06-23 | Mcmillan John H | Releasable toggle locking mooring hook |
| US6375242B1 (en) * | 2000-09-14 | 2002-04-23 | David Zingerman | Load clipping device for crane |
| CN100337900C (en) * | 2004-12-06 | 2007-09-19 | 徐州工程机械科技股份有限公司徐工研究院 | Controllable automatic unloading lifting hook device |
| CN101519177A (en) * | 2009-04-07 | 2009-09-02 | 姜文岐 | Hanging hook with safe locking mechanism |
| CN101891113A (en) * | 2010-06-30 | 2010-11-24 | 中国核电工程有限公司 | Automatically-unhooked hanger |
| CN201952105U (en) * | 2011-03-01 | 2011-08-31 | 华南理工大学 | Electromagnetic automatic releasing hook for hoisting device |
| CN202414962U (en) * | 2011-12-30 | 2012-09-05 | 一重集团大连设计研究院有限公司 | Automatic constrain-switching replacing tool for sector segment of continuous casting machine |
| CN203284058U (en) * | 2013-06-14 | 2013-11-13 | 大连华锐重工集团股份有限公司 | Self-locking self-unlocking type hook assembly for fan-shaped section replacement |
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