CN103640959A - Swaying preventing rope winding device and rope winding method of bridge type double-beam electromagnetic crane - Google Patents

Swaying preventing rope winding device and rope winding method of bridge type double-beam electromagnetic crane Download PDF

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Publication number
CN103640959A
CN103640959A CN201310665891.8A CN201310665891A CN103640959A CN 103640959 A CN103640959 A CN 103640959A CN 201310665891 A CN201310665891 A CN 201310665891A CN 103640959 A CN103640959 A CN 103640959A
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CN
China
Prior art keywords
lifting
pulley
hoisting drum
framework
rope winding
Prior art date
Application number
CN201310665891.8A
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Chinese (zh)
Inventor
田锡生
吴江
张弩
Original Assignee
江苏沃得起重机有限公司
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 江苏沃得起重机有限公司 filed Critical 江苏沃得起重机有限公司
Priority to CN201310665891.8A priority Critical patent/CN103640959A/en
Publication of CN103640959A publication Critical patent/CN103640959A/en

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Abstract

The invention discloses a swaying preventing rope winding device of a bridge type double-beam electromagnetic crane. The rope winding device comprises two lifting reels, a trolley frame, a lifting frame, a rotatable suspension girder and multiple electromagnetic suction cups which are arranged side by side at the down side of the rotatable suspension girder. A rope winding method is as follows: 1) one end of a first steel rope is drawn outwards from the down side of one end of each lifting reel, wound up and down along a first pulley block and hung upwards on one corner of the trolley frame; 2) a second steel rope is drawn outwards from the up side of one end of each lifting reel, wound up and down along a second pulley block and hung backwards on the other corner of the trolley frame, so that the steel rope hanging on the two corners of the lifting frame is completed; 3) the steel rope hanging on the other two corner is completed with the same method. The swaying preventing rope winding device disclosed by the invention can effectively prevent the rotating of the lifting frame around self-center and the wobbling of the suspension girder caused by eccentricity of lifting goods, partial hanging and other factors and safety hazards of lifting can be avoided.

Description

Anti-rock rope winding device and the rope-winding method of bridge-type double beam magnet crane
Technical field
The present invention relates to a kind ofly for lifting by crane the bridge-type double beam magnet crane of steel, especially a kind of bridge-type double beam magnet crane wire rope winding device and the rope-winding method that can avoid hanging beam to shake, belongs to weight-lifting equipment technical field.
Background technology
The hoisting wirerope rope winding device of bridge-type double beam magnet crane generally rises and walks around the fixed pulley on trolley frame to the movable pulley that lifts by crane framework on hanging beam under directly by being separately fixed at four steel ropes on two reels, all movable pulley and fixed pulley on complete hanging beam and trolley frame, is finally fixed on steel wire rope end head on the framework on hanging beam by attaching parts and so forth.A plurality of fixed pulleys of this wire rope winding structure from trolley frame are arranged to a plurality of movable pulley triangularities of lifting framework both sides, at magnetic chuck lifting steel just overhead and when walking, because a plurality of fixed pulleys on trolley frame and a plurality of movable pulleys on hanging beam are same direction and not on same vertical plane, when the center of gravity of lifting by crane steel is not when the generation of hanging beam midway location is hung partially, can cause hanging beam to wave and rock for a long time; Meanwhile, the steel rope that triangularity is arranged also makes hanging beam easily rotate, and exists potential safety hazard.
Summary of the invention
The anti-rock rope winding device and the rope-winding method that the object of this invention is to provide a kind of bridge-type double beam magnet crane, prevent that hanging beam beat when lifting or walking of inclined to one side lift heavy thing from rocking.
The present invention is achieved by the following technical programs:
A kind of anti-rock rope winding device of bridge-type double beam magnet crane, comprise two hoisting drums, trolley frame, lifting framework, rotatable hanging beam and a plurality of magnetic chuck being arranged side by side at rotatable hanging beam downside, described two hoisting drums axially form a line, the hoisting drum axle at hoisting drum two ends is supported on trolley frame by supporting seat respectively, the overhanging axle head of hoisting drum of two hoisting drum sides adjacent is connected with reductor two output shafts respectively, and the rotatable hanging beam middle part of lifting framework underside is hinged with lifting frame center; Described lifting framework is square, and lifting framework is hung vertically in trolley frame below by being arranged on its four lifting pulley groups of four jiaos; Two lifting pulley groups that are located at hoisting drum axis both sides are symmetricly set on lifting framework one side, described lifting pulley group comprises several fixed pulleys of upper end, lower end corresponding several movable pulleys, several fixed pulleys of each lifting pulley group are arranged on separately a jiao of trolley frame, and several movable pulleys are arranged on separately a jiao of lifting framework.
Object of the present invention can also further realize by following technical measures.
The anti-rock rope winding device of aforesaid bridge-type double beam magnet crane, the axis of support of wherein said each pulley of assembly pulley is all parallel to hoisting drum axis, and the vertical projection of each fixed pulley respectively movable pulley corresponding with downside overlaps.
The anti-rock rope winding device of aforesaid bridge-type double beam magnet crane, fixed pulley and a fixed pulley axis that wherein several end faces of each lifting pulley group are arranged side by side are hinged; The movable pulley that several end faces are arranged side by side and a movable pulley axle are hinged; On each hoisting drum two ends, be wound with respectively two steel ropes.
A rope-winding method for the anti-rock rope winding device of bridge-type double beam magnet crane, comprises the following steps:
1) the steel cable one end that is fixed on hoisting drum one side is behind full hoisting drum one end, from hoisting drum one end downside, outwards guide one group of lifting pulley group into, between the several fixed pulleys of lifting pulley group and several movable pulley, detour up and down, finally from being positioned at the last movable pulley of one jiao of lifting framework, be upwards suspended on one jiao of trolley frame.
2) the second steel rope one end that is fixed on hoisting drum opposite side is after the full hoisting drum other end, from hoisting drum one end upside, outwards guide another group lifting pulley group into, second steel rope other end, first steel rope opposite sense of side direction from hoisting drum one end guided another group lifting pulley group into, adopt the method identical with step 1) to detour up and down between several fixed pulleys and several movable pulley, finally from being positioned at the last movable pulley of corresponding one jiao of lifting framework, be upwards suspended on another angle of trolley frame, complete the steel wire hang at lifting two angles of framework.
3) two steel ropes that use the same method between difference another hoisting drum of coiling and another two groups of lifting pulley groups, complete the steel wire hang at lifting another two angles of framework.
Anti-rock rope winding device of the present invention and rope-winding method adopt structure and the wire rope winding method of four lifting pulley group vertical hangings between trolley frame and lifting framework, the first fixed pulley of trolley frame or the vertical projection of the second fixed pulley lift by crane with downside the movable pulley that framework is corresponding respectively and overlap, and lifting framework is square, can effectively prevent from lifting by crane framework around its center rotating.Such structure and wire rope winding method can prevent because hoisting heavy is eccentric effectively, partially hang and other factors cause the problem of rocking of waving of hanging beam, stopped the potential safety hazard of lifting.
Accompanying drawing explanation
Fig. 1 is structure of the present invention and wire rope winding mode sketch.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1, the present invention includes two hoisting drums 1, trolley frame 2, lifting framework 3, rotatable hanging beam 4 and 5 magnetic chucks 5 that are arranged side by side 4 sides under rotatable hanging beam, two hoisting drums 1 axially form a line, the hoisting drum axle 11 at hoisting drum 1 two ends is supported on trolley frame 2 by supporting seat respectively, the hoisting drum axle overhanging end 111 of two hoisting drum 1 sides adjacent is connected with two output shafts 61 of reductor 6 respectively, rotatable hanging beam 4 middle parts of lifting framework 3 downsides are hinged with the center of lifting framework 3, rotatable hanging beam 4 can be around the center rotating of lifting framework 3, meet the needs of the steel that handling length is longer.
Lifting framework 3 and trolley frame 2 are shaped steel and are welded into, and wherein, lifting framework 3 is square, can effectively prevent from lifting by crane framework 3 around its center rotating, improves the safety of lifting.Lifting framework 3 is hung vertically in trolley frame 2 belows by being arranged on its four lifting pulley groups 7 of four jiaos.Two lifting pulley groups 7 that are located at hoisting drum 1 both sides, axis front and back are symmetricly set on lifting framework 3 left sides, and another two lifting pulley groups 7 are symmetricly set on lifting framework 3 right sides.Lifting pulley group 7 comprises 2 fixed pulleys 71 of upper end, lower end corresponding 2 movable pulleys 72, the quantity of fixed pulley 71 and movable pulley 72 is determined according to the lifting multiplying power of steel rope.Several fixed pulleys of each lifting pulley group 7 are arranged on separately trolley frame 2 upsides or downside, or in trolley frame 2, according to the structure of hoisting crane and special requirement, determine.2 fixed pulleys 71 of the present embodiment are arranged on separately a jiao of trolley frame 2, and 2 movable pulleys 72 are arranged on separately a jiao of lifting framework 3 correspondences; Fixed pulley 71 and a fixed pulley axis that also can adopt 2 end faces to be arranged side by side are hinged; 2 movable pulley 72 and modes that movable pulley axle is hinged that end face is arranged side by side; On each hoisting drum 1 two ends, be wound with respectively two steel ropes.
A rope-winding method for the anti-rock rope winding device of bridge-type double beam magnet crane, comprises the following steps:
1) steel cable 81 one end of hoisting drum 1 rear side that are fixed on left side are after full hoisting drum 1 left end, from hoisting drum 1 left end downside, outwards guide one group of lifting pulley group 7 into, between 2 fixed pulleys of lifting pulley group 7 and 2 movable pulleys, detour up and down, finally from being positioned at the last movable pulley 72 of lifting framework 3 left-front corner, be upwards suspended on the left-front corner of trolley frame 2.
2) second steel rope 82 one end of hoisting drum 1 front side that are fixed on left side are after full hoisting drum 1 right-hand member, from hoisting drum 1 right-hand member upside, outwards guide another group lifting pulley group 7 into, second steel rope 81 other end, first steel rope opposite sense of side direction from hoisting drum 1 right-hand member guided another group lifting pulley group 7 into, adopt the method identical with step 1) to detour up and down between 2 fixed pulleys 71 and 2 movable pulleys 72, finally from being positioned at the last movable pulley 72 of lifting framework 3 left rear corner, be upwards suspended on the left rear corner of trolley frame 2.
3) use the same method and distinguish the hoisting drum 1 on coiling right side and two steel ropes between another two groups of lifting pulley groups 7, complete the steel wire hang at the lifting right front angle of framework 3 and right back angle.
In addition to the implementation, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.

Claims (5)

1. the anti-rock rope winding device of a bridge-type double beam magnet crane, comprise two hoisting drums, trolley frame, lifting framework, rotatable hanging beam and a plurality of magnetic chuck being arranged side by side at rotatable hanging beam downside, described two hoisting drums axially form a line, the hoisting drum axle at hoisting drum two ends is supported on trolley frame by supporting seat respectively, the hoisting drum axle overhanging end of two hoisting drum sides adjacent is connected with reductor two output shafts respectively, and the rotatable hanging beam middle part of lifting framework underside is hinged with lifting frame center; It is characterized in that: described lifting framework is square, lifting framework is hung vertically in trolley frame below by being arranged on its four lifting pulley groups of four jiaos; Two lifting pulley groups that are located at hoisting drum axis both sides are symmetricly set on lifting framework one side, described lifting pulley group comprises several fixed pulleys of upper end, lower end corresponding several movable pulleys, several fixed pulleys of each lifting pulley group are arranged on separately a jiao of trolley frame, and several movable pulleys are arranged on separately a jiao of lifting framework.
2. the anti-rock rope winding device of bridge-type double beam magnet crane as claimed in claim 1, it is characterized in that: the axis of support of each pulley of lifting pulley group is all parallel to hoisting drum axis, the vertical projection of each fixed pulley respectively movable pulley corresponding with downside overlaps.
3. the anti-rock rope winding device of bridge-type double beam magnet crane as claimed in claim 1, it is characterized in that: the fixed pulley that several end faces of each lifting pulley group are arranged side by side and a fixed pulley axis are hinged, the movable pulley that several end faces are arranged side by side and a movable pulley axle are hinged.
4. the anti-rock rope winding device of bridge-type double beam magnet crane as claimed in claim 1, is characterized in that: on each hoisting drum two ends, be wound with respectively two steel ropes.
5. a rope-winding method for the anti-rock rope winding device of bridge-type double beam magnet crane as claimed in claim 1, is characterized in that: comprise the following steps:
1) the steel cable one end that is fixed on hoisting drum one side is behind full hoisting drum one end, from hoisting drum one end downside, outwards guide one group of lifting pulley group into, between the several fixed pulleys of lifting pulley group and several movable pulley, detour up and down, finally from being positioned at the last movable pulley of one jiao of lifting framework, be upwards suspended on one jiao of trolley frame;
2) the second steel rope one end that is fixed on hoisting drum opposite side is after the full hoisting drum other end, from hoisting drum one end upside, outwards guide another group lifting pulley group into, second steel rope other end, first steel rope opposite sense of side direction from hoisting drum one end guided another group lifting pulley group into, adopt the method identical with step 1) to detour up and down between several fixed pulleys and several movable pulley, finally from being positioned at the last movable pulley of corresponding one jiao of lifting framework, be upwards suspended on another angle of trolley frame; Complete the steel wire hang at lifting two angles of framework;
3) two steel ropes that use the same method between difference another hoisting drum of coiling and another two groups of lifting pulley groups, complete the steel wire hang at lifting another two angles of framework.
CN201310665891.8A 2013-12-11 2013-12-11 Swaying preventing rope winding device and rope winding method of bridge type double-beam electromagnetic crane CN103640959A (en)

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CN201310665891.8A CN103640959A (en) 2013-12-11 2013-12-11 Swaying preventing rope winding device and rope winding method of bridge type double-beam electromagnetic crane

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Application Number Priority Date Filing Date Title
CN201310665891.8A CN103640959A (en) 2013-12-11 2013-12-11 Swaying preventing rope winding device and rope winding method of bridge type double-beam electromagnetic crane

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105422736A (en) * 2015-12-01 2016-03-23 中核机械工程有限公司 Large test run hanging bracket with adjustable balance weight space

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201447317U (en) * 2009-07-09 2010-05-05 扬州华泰特种设备有限公司 Rotary hoisting frame electromagnetic crane
CN201458565U (en) * 2009-07-17 2010-05-12 卫华集团有限公司 Anti-swinging winding device of steel wire rope winding system
CN201694747U (en) * 2010-06-21 2011-01-05 南昌铁路局南昌机械厂 Twelve-rope container anti-swing mechanism
CN202193565U (en) * 2011-08-12 2012-04-18 杭州正翔起重机械制造有限公司 Electromagnetic crane with rotating beam
CN202429917U (en) * 2011-12-31 2012-09-12 上海宏岸港口机械有限公司 Gantry crane and anti-rolling lifting device thereof
CN202687800U (en) * 2012-07-24 2013-01-23 太原重工股份有限公司 Anti-swing lifting mechanism of crane
CN202766136U (en) * 2012-06-26 2013-03-06 河南省新乡市矿山起重机有限公司 Crane with good stability

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201447317U (en) * 2009-07-09 2010-05-05 扬州华泰特种设备有限公司 Rotary hoisting frame electromagnetic crane
CN201458565U (en) * 2009-07-17 2010-05-12 卫华集团有限公司 Anti-swinging winding device of steel wire rope winding system
CN201694747U (en) * 2010-06-21 2011-01-05 南昌铁路局南昌机械厂 Twelve-rope container anti-swing mechanism
CN202193565U (en) * 2011-08-12 2012-04-18 杭州正翔起重机械制造有限公司 Electromagnetic crane with rotating beam
CN202429917U (en) * 2011-12-31 2012-09-12 上海宏岸港口机械有限公司 Gantry crane and anti-rolling lifting device thereof
CN202766136U (en) * 2012-06-26 2013-03-06 河南省新乡市矿山起重机有限公司 Crane with good stability
CN202687800U (en) * 2012-07-24 2013-01-23 太原重工股份有限公司 Anti-swing lifting mechanism of crane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105422736A (en) * 2015-12-01 2016-03-23 中核机械工程有限公司 Large test run hanging bracket with adjustable balance weight space

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Application publication date: 20140319

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