CN103303786A - 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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- CN103303786A CN103303786A CN201310240659XA CN201310240659A CN103303786A CN 103303786 A CN103303786 A CN 103303786A CN 201310240659X A CN201310240659X A CN 201310240659XA CN 201310240659 A CN201310240659 A CN 201310240659A CN 103303786 A CN103303786 A CN 103303786A
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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 changing device more.
Background technology
Fan-shaped section is the key equipment of conticaster, and fan-shaped section be conticaster need to be than one of equipment of frequent.So every conticaster all needs to be equipped with more changing device of special-purpose fan-shaped section, thereby fan-shaped section can be changed easily and efficiently, to shorten the maintenance intervals of conticaster, enhances productivity, and improves strand output.
The fan-shaped section of tradition conticaster is changed, and is the workshop crane and cooperates the mode of fan-shaped section replacing guide rail to change fan-shaped section.The deficiency of tradition substitute mode is: all need manual operation when lifting and decoupling device, and there is certain potential safety hazard in suspension hook without auto-lock function in the lifting process; Because fan-shaped section is positioned under the conticaster platform, belongs to the blind area of workshop crane man, dangerous high, inefficiency.If existing conticaster is transformed, limited by original factory building height, crane can't lift the replacing fan-shaped section.
For solving the deficiency of conventional art, the patented technology that name is called " conticaster is changed instrument with the fan-shaped section of automatically conversion constraint " (application number is ZL201120568248.X) provides a kind of fan-shaped section to change instrument, the deficiency of this patented technology is complex structure, hoisting weight is light, and need the M/C lockout mechanism, self-locking that can't the remote control and regulation suspension hook and opening.
Summary of the invention
The objective of the invention is to design a kind of fan-shaped section replacing and use the self-locking self-opening type suspension hook, utilize the self-locking of hydraulic cylinder connecting rod winding machine suspension hook from opening.
The present invention takes following technical scheme:
Fan-shaped section is changed and is used the 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 mouth of hook top, the piston rod of self locking hydraulic cylinder is provided with the rod end earrings; Described self-locking jacking block is a L shaped member, L shaped member two ends are forked, forked position, the two ends of L shaped member has axis hole, one end of self-locking jacking block links to each other by bearing pin with self locking hydraulic cylinder piston rod rod end earrings, the self-locking jacking block can rotate around bearing pin, the other end of self-locking jacking block links to each other by bearing pin with suspension hook, connecting portion is positioned at directly over the mouth of hook, connecting portion both sides ream is flat, the 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 that backs down hydraulic actuating cylinder is fixed on the suspension hook side by bearing pin, the piston rod that backs down hydraulic actuating cylinder is provided with the rod end earrings, described connecting rod mechanism comprises bearing pin and knee with axle sleeve that is fixed on the suspension hook, bearing pin with axle sleeve is fixed on the 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 link to each other by bearing pin, knee can rotate around bearing pin, the rotation angle position of knee is installed on the axle sleeve of tape spool cover bearing pin, knee can rotate around bearing pin, and the top wheel is installed in the flats end of knee by rotating shaft; Described self locking hydraulic cylinder with back down hydraulic actuating cylinder and link to each other with control system, by control system control self locking hydraulic cylinder with back down the overhanging and retraction of the piston rod of hydraulic actuating cylinder.
Fan-shaped section of the present invention is changed the using method with the self-locking self-opening type cargo hook gear, comprises suspension hook self-locking and suspension hook from opening, and it is characterized in that: described suspension hook self-locking method comprises:
1) back down hydraulic cylinder piston rod and be in the initial position, the top wheel of connecting rod mechanism end installation is in the non-stress state from open position, and control system control self locking hydraulic cylinder piston rod retraction spurs 90 ° of self-locking jacking block left-hand revolutions and arrives open position,
2) suspension hook falls and hooks the fan-shaped section gudgeon,
3) control system control self locking hydraulic cylinder piston rod is overhanging, drives 90 ° of self-locking jacking block clickwises and arrives self-locking position, and suspension hook is in fan-shaped section gudgeon lock-out state, and lift system can drive fan-shaped section and fall or lifting along guide rail;
Described suspension hook comprises from the extraction of root:
1) control system control self locking hydraulic cylinder piston rod retraction, pulling self-locking jacking block rotates to open position,
2) suspension hook falls and the fan-shaped section gudgeon is thrown off and the connecting of suspension hook,
3) to back down hydraulic cylinder piston rod overhanging for control system control, and drivening rod mechanism rotates, and the top wheel that the connecting rod mechanism end is installed is in the position of top to the guide rail, and drive the suspension hook suspension hook and be separated from the fan-shaped section gudgeon,
4) this moment, suspension hook was for certainly leaving state, and lift system can drive the suspension hook rising or fall.
The invention has the beneficial effects as follows:
1, improves degree of automation and reliability in the continuous casting machine fan-shaped segment Renewal process, reduced manually-operated danger, avoided potential safety hazard, shorten the lifting time, reduced the replacement cycle of fan-shaped section, reduced productive costs, improved 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 by control system control, control system can be arranged on away from the suspension hook place, realizes long-range modulation;
3, fan-shaped section is changed more convenient, quick;
4, simple in structure, compact, control conveniently;
5, the bulk strength of suspension hook is unaffected, and hoisting weight is large;
6, also applicable to the transformation to old conticaster.
Description of drawings
Fig. 1 is that fan-shaped section is changed the self-locking state lateral plan with the self-locking self-opening type cargo hook gear,
Fig. 2 be fan-shaped section change with the self-locking self-opening type cargo hook gear certainly open side view of the state,
Fig. 3 is that fan-shaped section is changed with self-locking self-opening type cargo hook gear front view,
Fig. 4 is the knee front view in the 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.
Among the figure: 1. suspension hook 2. backs down hydraulic actuating cylinder 3. connecting rod mechanisms 4. self locking hydraulic cylinders 5. top wheel 6. self-locking jacking blocks 7. fan-shaped section gudgeons 8. guide rails
The specific embodiment
The present invention is described further with specific embodiment by reference to the accompanying drawings.
Accompanying drawing 1-3 has provided the schematic diagram of specific embodiment.Fan-shaped section is changed and is comprised suspension hook 1, latching device and device for opening with the self-locking self-opening type cargo hook gear, the afterbody of self locking hydraulic cylinder 4 is fixed on the forked outstanding position in suspension hook 1 front by bearing pin, be positioned at mouth of hook top, the piston rod of self locking hydraulic cylinder 4 is provided with the rod end earrings; Self-locking jacking block 6 is the member of a L shaped whole processing, L shaped member two ends are forked and offer axis hole, one end of self-locking jacking block 6 links to each other 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 links to each other by bearing pin with suspension hook, and this connecting portion is positioned at directly over the mouth of hook, and axis hole is put down and had to the both sides ream, self-locking jacking block (6) is driven by self locking hydraulic cylinder, can be around the bearing pin rotation 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 that backs down hydraulic actuating cylinder 2 is provided with earrings, connecting rod mechanism 3 comprises bearing pin and knee with axle sleeve that is fixed on the 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 link to each other by bearing pin, the rotation angle position of knee is installed on the axle sleeve with the bearing pin of axle sleeve, knee can rotate around bearing pin, and top wheel 5 is installed in the flats end of knee by rotating shaft; Self locking hydraulic cylinder 4 with back down hydraulic actuating cylinder 2 and link to each other with control system, by control system control self locking hydraulic cylinder 4 with 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 from opening, and the suspension hook self-locking method comprises:
1) control system control self locking hydraulic cylinder 4 piston rods retraction spurs 90 ° of self-locking jacking block 6 left-hand revolutions and rotates 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 rods are overhanging, drive 90 ° of self-locking jacking block 6 clickwises and arrive self-locking position, and suspension hook is in fan-shaped section gudgeon 7 lock-out states, and lift system can drive fan-shaped section and fall or lifting along guide rail 8;
Suspension hook comprises from the extraction of root:
1) control system control self locking hydraulic cylinder 4 piston rods retraction, pulling self-locking jacking block 6 rotates to open position;
2) suspension hook 1 falls and makes connecting of 7 disengagements of fan-shaped section gudgeon and suspension hook 1;
3) to back down hydraulic actuating cylinder 2 piston rods overhanging for control system control, and drivening rod mechanism 3 rotates, and the top wheel 5 that connecting rod mechanism 3 ends are installed is in the position of top to the guide rail 8, drives suspension hook 1 and is separated from fan-shaped section gudgeon 7;
4) this moment, suspension hook was for certainly leaving state, and lift system can drive the suspension hook rising or fall.
Claims (2)
1. fan-shaped section is changed and is used the 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 the positive forked outstanding position of suspension hook (1) by bearing pin, be positioned at mouth of hook top, the piston rod of self locking hydraulic cylinder (4) is provided with the rod end earrings; Described self-locking jacking block (6) is a L shaped member, L shaped member two ends are forked, forked position, the two ends of L shaped member has axis hole, one end of self-locking jacking block (6) links to each other 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) links to each other by bearing pin with suspension hook (1), connecting portion is positioned at directly over the mouth of hook, connecting portion both sides ream is flat, self-locking jacking block (6) can rotate around 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 that backs down hydraulic actuating cylinder (2) is fixed on suspension hook (1) side by bearing pin, the piston rod that backs down hydraulic actuating cylinder (2) is provided with the rod end earrings, described connecting rod mechanism (3) comprises bearing pin and knee with axle sleeve that is fixed on the 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 link to each other by bearing pin, knee can rotate around bearing pin, the rotation angle position of knee is installed on the axle sleeve of tape spool cover bearing pin, knee can rotate around bearing pin, and top wheel (5) is installed in the flats end of knee by rotating shaft; Described self locking hydraulic cylinder (4) with back down hydraulic actuating cylinder (2) and link to each other with control system, by control system control self locking hydraulic cylinder (4) with to back down the piston rod of hydraulic actuating cylinder (2) overhanging and bounce back.
2. the described fan-shaped section of claim 1 is changed the using method with the self-locking self-opening type cargo hook gear, comprises suspension hook self-locking and suspension hook from opening, and it is characterized in that: described suspension hook self-locking method comprises:
1) backs down hydraulic actuating cylinder (2) piston rod and be in the initial position, the top wheel (5) that install connecting rod mechanism (3) end is in from open position, control system control self locking hydraulic cylinder (4) piston rod retraction spurs 90 ° of self-locking jacking block (6) left-hand revolutions and arrives 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 90 ° of self-locking jacking block (6) clickwises and arrive self-locking position, suspension hook is in fan-shaped section gudgeon (7) lock-out state, and lift system can drive fan-shaped section and fall or lifting along guide rail (8);
Described suspension hook comprises from the extraction of root:
1) control system control self locking hydraulic cylinder (4) piston rod retraction, pulling self-locking jacking block (6) rotates to open position;
2) suspension hook (1) falls and makes connecting of fan-shaped section gudgeon (7) disengagement and suspension hook (1);
3) to back down hydraulic actuating cylinder (2) piston rod overhanging for control system control, and drivening rod mechanism (3) rotates, and the top wheel (5) that connecting rod mechanism (3) end is installed is in the position of top to the guide rail (8), drives suspension hook (1) and leaves fan-shaped section gudgeon (7);
4) this moment, suspension hook was for certainly leaving state, and lift system can drive suspension hook (1) rising 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 true CN103303786A (en) | 2013-09-18 |
| CN103303786B CN103303786B (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310240659.XA Active 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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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991785A (en) * | 2014-05-12 | 2014-08-20 | 江阴职业技术学院 | Gear type safety hook of lifeboat |
| CN104002928A (en) * | 2014-05-12 | 2014-08-27 | 江阴职业技术学院 | Transmission structure of lifeboat gear-type safety hook |
| CN104210933A (en) * | 2014-07-11 | 2014-12-17 | 中国人民解放军76321部队 | Automatic lifting hook lock for airplane lifting air drop |
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| 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 |
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| 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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2013
- 2013-06-14 CN CN201310240659.XA patent/CN103303786B/en active Active
Patent Citations (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 |
| CN1785779A (en) * | 2004-12-06 | 2006-06-14 | 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 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991785A (en) * | 2014-05-12 | 2014-08-20 | 江阴职业技术学院 | Gear type safety hook of lifeboat |
| CN104002928A (en) * | 2014-05-12 | 2014-08-27 | 江阴职业技术学院 | Transmission structure 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 |
| 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 |
| CN104210933A (en) * | 2014-07-11 | 2014-12-17 | 中国人民解放军76321部队 | Automatic lifting hook lock for airplane lifting air drop |
| 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 |
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| CN103303786B (en) | 2015-02-11 |
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