CN102862907A - Quick fixing device for pulley block - Google Patents

Quick fixing device for pulley block Download PDF

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Publication number
CN102862907A
CN102862907A CN2012103734135A CN201210373413A CN102862907A CN 102862907 A CN102862907 A CN 102862907A CN 2012103734135 A CN2012103734135 A CN 2012103734135A CN 201210373413 A CN201210373413 A CN 201210373413A CN 102862907 A CN102862907 A CN 102862907A
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CN
China
Prior art keywords
fixed pulley
double hook
frame
pulley
fixed
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.)
Granted
Application number
CN2012103734135A
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Chinese (zh)
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CN102862907B (en
Inventor
李鹏举
季坤鹏
韦清
梁昊
范开英
李艳
后建敏
韩吉超
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Shandong Fenghui Equipment Technology Co Ltd
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Shandong Fenghui Equipment Technology Co Ltd
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Priority to CN201210373413.5A priority Critical patent/CN102862907B/en
Publication of CN102862907A publication Critical patent/CN102862907A/en
Application granted granted Critical
Publication of CN102862907B publication Critical patent/CN102862907B/en
Active legal-status Critical Current
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Abstract

The invention discloses a quick fixing device for a pulley block. The fixing device comprises a top support and switch device and a fixed pulley device. The top support and switch device comprises support frames, folding plates, double hook plates and a fixing shaft. Each double hook plate is in a fastener structure, the folding plates are welded to the upper portions of the double hook plates, and the two opposite double hook plates are mounting with the support frames by the fixing shaft. The fixed pulley device comprises a fixed pulley, a fixed pulley yoke, a fixed pulley shaft and a pin. The fixed pulley is fixed to the fixed pulley yoke through the fixed pulley shaft, the pin is mounted on the upper portion of the fixed pulley yoke, and combination or separation of the top support and switch device is achieved by opening and closing of the pin and the double hook plates. Quick mounting, demounting and fixing of the fixed pulley block can be achieved without remounting and re-demounting the pin, and free and quick conversion of the fixed pulley and a movable pulley can be achieved without mounting and demounting the pin.

Description

The assembly pulley rapid fixing
Technical field
The present invention relates to a kind of elevator machinery assembly pulley anchor fitting.
Background technology
The fixed pulley majority is not free detouchable in the elevator machinery at present, and difficulty is unloaded in some fixed pulley assembling and dismantling, reinstalls trouble in place after the dismounting, and is time-consuming.
Summary of the invention
Technical matters to be solved by this invention is to overcome fixed pulley group in the conventional apparatus to be difficult for defective and the deficiency that peace is torn open, a kind of fast dead sheave group is provided and realize fixed pulley and movable pulley between transfer device.
For solving this technical matters, the invention provides a kind of assembly pulley rapid fixing, comprise top braces and switching device, fixed pulley, described top braces and switching device comprise bracing frame, opening-closing plate, double hook plate and anchor shaft, described double hook plate is buckle structure, and two double hook plates are installed relatively, and described opening-closing plate is welded on the top of double hook plate, the employing lock shaft is fixed, and anchor shaft is installed together relative two double hook plates and bracing frame; Described fixed pulley comprises fixed pulley, fixed pulley frame, fixed pulley axis and bearing pin, described fixed pulley frame is two symmetrical plates, fixed pulley is fixed on the fixed pulley frame by fixed pulley axis, bearing pin is installed in the top of fixed pulley frame, be fixed on the fixed pulley frame by ending axillare, the combination of described top braces and switching device and fixed pulley or separate is by the folding realization of bearing pin and double hook plate.
Support frame as described above is connected on the jib of elevator machinery.
Be provided with locking pin at lock shaft, described locking pin is spring cotter or Type B pin.
Described fixed pulley also comprises gear rope bar, and this gear rope bar is installed in the both sides of fixed pulley frame.
Beneficial effect: the present invention can be again under the precondition of disassembling and assembling pin shaft, and the quick peace that realizes the fixed pulley group is torn open fixing, and can in the situation of disassembling and assembling pin shaft not, realize the free Fast transforms of fixed pulley and movable pulley.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is top braces of the present invention and switching device structural representation;
Fig. 3 is of the present invention pair of plate hook and opening-closing plate unitized construction scheme drawing;
Fig. 4 is fixed pulley structural representation of the present invention;
Fig. 5 a is the structural representation that fixed pulley of the present invention is in the A position;
Fig. 5 b is the structural representation that fixed pulley of the present invention is in the B position;
Fig. 5 c is the structural representation that fixed pulley of the present invention is in the C position;
Fig. 5 d is the structural representation that fixed pulley of the present invention is in the D position.
Among the figure: 1 top braces and switching device, 2 fixed pulleys, 1-1 bracing frame, 1-2 double hook plate, 1-3 opening-closing plate, 1-4 lock shaft, 1-5 anchor shaft, 1-7 locking pin, 2-1 fixed pulley, 2-2 fixed pulley frame, 2-3 fixed pulley axis, 2-4 bearing pin, 2-5 gear rope bar.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is done specific descriptions.
Figure 1 shows that structural representation of the present invention.
The invention provides a kind of assembly pulley rapid fixing, comprise top braces and switching device 1, fixed pulley 2.
Figure 2 shows that top braces of the present invention and switching device structural representation.
Described top braces and switching device 1 comprise bracing frame 1-1, opening-closing plate 1-3, double hook plate 1-2 and anchor shaft 1-5, lock shaft 1-4 and locking pin 1-7, play the support of whole equipment and the fixing function of fixed pulley 2.
Support frame as described above 1-1 is connected on the jib of elevator machinery, supports whole lifting appliance.
Anchor shaft 1-5 is used for connecting and the fixing double hook plate 1-2 that respectively organizes.
Fig. 3 is of the present invention pair of plate hook and opening-closing plate unitized construction scheme drawing.
Described double hook plate 1-2 is buckle structure, two double hook plate 1-2 install relatively, after interlocking, two two plate hook 1-2 fix a fixed pulley unit, " eight " font guide groove that the double hook plate 1-2 of make-up forms can remedy the deviation that fixed pulley 2 is reversed generation, and fixed pulley 2 is fixed by double hook plate 1-2 easily.
Described opening-closing plate 1-3 is welded on the top of double hook plate 1-2, is provided with two groups of locking axis holes, adopts lock shaft 1-4 to fix, and plays the effect of locking, is safety guard.
Anchor shaft 1-5 is installed together relative two double hook plate 1-2 and bracing frame 1-1.
Locking pin 1-7 is spring cotter or Type B pin, is provided with the anticreep pin-and-hole, is installed on the lock shaft 1-4, has the effect of multiple anticreep.
Fig. 4 is fixed pulley structural representation of the present invention.
Described fixed pulley 2 comprises fixed pulley 2-1, fixed pulley frame 2-2, fixed pulley axis 2-3 and bearing pin 2-4.
Described fixed pulley frame 2-2 is two symmetrical plates, and fixed pulley 2-1 is fixed on the fixed pulley frame 2-2 by fixed pulley axis 2-3.
Bearing pin 2-4 is installed in the top of fixed pulley frame 2-2, be used for connecting fixed pulley 2 and double hook plate 1-2, be fixed on the fixed pulley frame 2-2 by ending axillare, the combination of described top braces and switching device 1 and fixed pulley 2 or separate is by the folding realization of bearing pin 2-4 and double hook plate 1-2.
Described fixed pulley 2 also comprises gear rope bar 2-5, and this gear rope bar 2-5 is installed in the both sides of fixed pulley frame 2-2, prevents the steel rope rope skipping.
Fig. 5 a is the structural representation that fixed pulley of the present invention is in the A position;
Fig. 5 b is the structural representation that fixed pulley of the present invention is in the B position;
Fig. 5 c is the structural representation that fixed pulley of the present invention is in the C position;
Fig. 5 d is the structural representation that fixed pulley of the present invention is in the D position.
Fixed pulley 2 residing diverse locations are shown in Fig. 5 a ~ 5d:
Position A: fixed pulley 2 is below double hook plate 1-2;
Position B: fixed pulley 2 is in the lower position of double hook plate 1-2;
Position C: fixed pulley 2 is at the upper limit position of double hook plate 1-2;
Position D: fixed pulley 2 is fixing at double hook plate 1-2.
Assembly and disassembly methods: tighten up steel rope, allow fixed pulley 2 at position A, open lock shaft 1-4 and locking pin 1-7, make between fixed pulley 2 in-position B and the position C; Multiplying power as required opens or closes corresponding double hook plate 1-2, closes lock shaft 1-4 and locking pin 1-7, loosens steel rope, makes fixed pulley 2 in-position D, and whole device descends, and finishes conversion.
Automatically the expansion of dismounting: the opening-closing plate 1-3 in top braces and the switching device 1, lock shaft 1-4 and locking pin 1-7 are set up thruster, automatic open/closing device, forced locking device and automatic anti-drop device namely are set, manually conversion can become auto-changing, realizes automatic open-close, auto lock and automatic anticreep.
The present invention can be again under the precondition of disassembling and assembling pin shaft, and the quick peace that realizes the fixed pulley group is torn open fixing, and can in the situation of disassembling and assembling pin shaft not, realize the free Fast transforms of fixed pulley and movable pulley.
The above-mentioned embodiment of the present invention, just casehistory is not only, all within the scope of the present invention or the change that is equal in the scope of the present invention all surrounded by the present invention.

Claims (4)

1. assembly pulley rapid fixing, it is characterized in that: comprise top braces and switching device (1), fixed pulley (2), described top braces and switching device (1) comprise bracing frame (1-1), opening-closing plate (1-3), double hook plate (1-2) and anchor shaft (1-5), described double hook plate (1-2) is buckle structure, two double hook plates (1-2) are installed relatively, described opening-closing plate (1-3) is welded on the top of double hook plate (1-2), adopt lock shaft (1-4) fixing, anchor shaft (1-5) is installed together relative two double hook plates (1-2) and bracing frame (1-1); Described fixed pulley (2) comprises fixed pulley (2-1), fixed pulley frame (2-2), fixed pulley axis (2-3) and bearing pin (2-4), described fixed pulley frame (2-2) is two symmetrical plates, fixed pulley (2-1) is fixed on the fixed pulley frame (2-2) by fixed pulley axis (2-3), bearing pin (2-4) is installed in the top of fixed pulley frame (2-2), be fixed on the fixed pulley frame (2-2) combination of described top braces and switching device (1) and fixed pulley (2) or to separate be folding realization by bearing pin (2-4) and double hook plate (1-2) by ending axillare.
2. assembly pulley rapid fixing according to claim 1, it is characterized in that: support frame as described above (1-1) is connected on the jib of elevator machinery.
3. assembly pulley rapid fixing according to claim 1, it is characterized in that: also be provided with locking pin (1-7) on lock shaft (1-4), described locking pin (1-7) is spring cotter or Type B pin.
4. according to claim 1,2 or 3 described assembly pulley rapid fixings, it is characterized in that: described fixed pulley (2) also comprises gear rope bar (2-5), this gear bar (2-5) of restricting is installed in the both sides of fixed pulley frame (2-2).
CN201210373413.5A 2012-09-27 2012-09-27 Quick fixing device for pulley block Active CN102862907B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210373413.5A CN102862907B (en) 2012-09-27 2012-09-27 Quick fixing device for pulley block

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210373413.5A CN102862907B (en) 2012-09-27 2012-09-27 Quick fixing device for pulley block

Publications (2)

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CN102862907A true CN102862907A (en) 2013-01-09
CN102862907B CN102862907B (en) 2015-04-01

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103056654A (en) * 2013-01-28 2013-04-24 徐工集团工程机械股份有限公司 Special machine for pulley block assembly
CN103264955A (en) * 2013-06-18 2013-08-28 山东丰汇设备技术有限公司 Multi-rope self-balancing lifting device
CN104773665A (en) * 2015-04-29 2015-07-15 上海外高桥造船有限公司 Fixed pulley

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003104681A (en) * 2001-09-28 2003-04-09 Kato Works Co Ltd Load hanging hook structure body for crane device
CN2605242Y (en) * 2003-03-30 2004-03-03 谢家波 Hook with changeable multiple-power of wire
CN200954980Y (en) * 2006-10-19 2007-10-03 丁水平 Lifter-hook automatic multiplying-power-changing device
CN101357743A (en) * 2008-09-27 2009-02-04 廊坊凯博建设机械科技有限公司 Crane hook magnification-changing mechanism of movable arm variation-amplitude crane
CN201501737U (en) * 2009-05-20 2010-06-09 杭州华诚机械有限公司 Lifting hook device for flat-head tower machine
CN102398851A (en) * 2011-11-21 2012-04-04 江麓机电科技有限公司 Semiautomatic transformation mechanism for 1- and 2-fall lifting hook of luffing jib tower crane
CN102530722A (en) * 2012-02-06 2012-07-04 青岛海西重机有限责任公司 Pulley system of variable power crane hoisting hook and integrated system thereof
CN202785333U (en) * 2012-09-27 2013-03-13 山东丰汇设备技术有限公司 Pulley block rapid fixing device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003104681A (en) * 2001-09-28 2003-04-09 Kato Works Co Ltd Load hanging hook structure body for crane device
CN2605242Y (en) * 2003-03-30 2004-03-03 谢家波 Hook with changeable multiple-power of wire
CN200954980Y (en) * 2006-10-19 2007-10-03 丁水平 Lifter-hook automatic multiplying-power-changing device
CN101357743A (en) * 2008-09-27 2009-02-04 廊坊凯博建设机械科技有限公司 Crane hook magnification-changing mechanism of movable arm variation-amplitude crane
CN201501737U (en) * 2009-05-20 2010-06-09 杭州华诚机械有限公司 Lifting hook device for flat-head tower machine
CN102398851A (en) * 2011-11-21 2012-04-04 江麓机电科技有限公司 Semiautomatic transformation mechanism for 1- and 2-fall lifting hook of luffing jib tower crane
CN102530722A (en) * 2012-02-06 2012-07-04 青岛海西重机有限责任公司 Pulley system of variable power crane hoisting hook and integrated system thereof
CN202785333U (en) * 2012-09-27 2013-03-13 山东丰汇设备技术有限公司 Pulley block rapid fixing device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103056654A (en) * 2013-01-28 2013-04-24 徐工集团工程机械股份有限公司 Special machine for pulley block assembly
CN103264955A (en) * 2013-06-18 2013-08-28 山东丰汇设备技术有限公司 Multi-rope self-balancing lifting device
CN103264955B (en) * 2013-06-18 2015-04-15 山东丰汇设备技术有限公司 Multi-rope self-balancing lifting device
CN104773665A (en) * 2015-04-29 2015-07-15 上海外高桥造船有限公司 Fixed pulley

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