CN106516993A - Multi-fulcrum hooking superlift device and crane - Google Patents

Multi-fulcrum hooking superlift device and crane Download PDF

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Publication number
CN106516993A
CN106516993A CN201611187193.1A CN201611187193A CN106516993A CN 106516993 A CN106516993 A CN 106516993A CN 201611187193 A CN201611187193 A CN 201611187193A CN 106516993 A CN106516993 A CN 106516993A
Authority
CN
China
Prior art keywords
setting
mast
wire rope
superlift
steel wire
Prior art date
Application number
CN201611187193.1A
Other languages
Chinese (zh)
Inventor
贾体锋
齐成
王丽君
张亮
陈志灿
高伟政
Original Assignee
徐州重型机械有限公司
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.)
Filing date
Publication date
Application filed by 徐州重型机械有限公司 filed Critical 徐州重型机械有限公司
Priority to CN201611187193.1A priority Critical patent/CN106516993A/en
Publication of CN106516993A publication Critical patent/CN106516993A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/06Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62Constructional features or details
    • B66C23/64Jibs
    • B66C23/70Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62Constructional features or details
    • B66C23/82Luffing gear
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00Cranes
    • B66C2700/03Cranes with arms or jibs; Multiple cranes

Abstract

The invention discloses a multi-fulcrum hooking superlift device and a crane. The multi-fulcrum hooking superlift device comprises a first superlift mast, a second superlift winch, a second superlift mast, a superlift expansion oil cylinder, a superlift fixing point, a third superlift mast, a first superlift winch, a superlift derricking cylinder, a basic boom, a fixed block, a first wire rope hanging point, a boom support, a second wire rope hanging point, a first wire rope and a second wire rope. The position-adjustable wire rope hanging points are additionally arranged on the boom support and work together with the first superlift winch to tighten the added second wire rope, the positions of the first wire rope hanging point and the second wire rope hanging point are reasonably arranged, and two traction forces act together on the boom support after the wire ropes are tightened to enable the whole boom support to be reasonably stressed, so that deflection caused during hoisting of the boom support is greatly reduced, the rigidity of the boom support is improved, severe torsional deformation caused by unreasonable stress of the boom support is effectively avoided to a certain extent, and accordingly, the product performance is improved.

Description

A kind of many fulcrum mounting super lifting devices and crane
Technical field
The present invention relates to a kind of super lifting device, specially a kind of many fulcrum mounting super lifting devices and crane, belong to building Crane gear part field.
Background technology
Super lifting device is a kind of construction lifting equipment part, and carrying high performance one as super-tonnage crane must Few vitals, can reduce boom system amount of deflection, improve boom system rigidity, using the design of Y types setting-up more than existing product, There was only the version of a pair of steel wire rope hanging points on arm support, improve lift heavy amount to a certain extent, reduce boom system and scratch Degree.Boom system decides the height of lifting performance as one of topmost part of crane, now with market wind-powered electricity generation pair The requirement more and more higher of lifting performance requirement and lifting altitude, the length of boom system are also increasingly longer so that setting-up is in base The span between hanging point in this arm mount point and boom system also becomes big, and some spans are even more than 100m.Meanwhile, arm support system System light-weight design, rigidity will certainly decline, and after lift heavy, the amount of deflection of elevator boom rack system becomes big, has had a strong impact on entirety Lift heavy performance.
Therefore, a kind of many fulcrum mounting super lifting devices and crane are proposed for the problems referred to above.
The content of the invention
The purpose of the present invention is that to solve the above problems and provides a kind of many fulcrum mounting super lifting devices and lifting Machine.
The present invention is achieved through the following technical solutions above-mentioned purpose, and a kind of many fulcrums mount super lifting device, including first Setting-up mast, the first setting-up mast side install the second setting-up mast, and described second setting-up mast one end installs second Setting-up elevator, the second setting-up mast both sides are installed setting-up and launch oil cylinder, and the second setting-up mast side is installed the and three surpassed Mast is played, the first setting-up mast fixes solid point by setting-up with the second setting-up mast, the 3rd setting-up mast Surely connect basic arm, and setting-up amplitude oil cylinder is installed in the basic arm side, fixed block is installed in the basic arm bottom.
Preferably, in order that setting-up mast can setting-up elevator is convenient to work by installing, the first setting-up mast with The 3rd setting-up mast end is respectively mounted the first setting-up elevator, and is connected by the first steel wire rope connected on the first setting-up elevator It is connected on the first steel wire rope hanging point, and the second setting-up elevator is installed in the second setting-up mast end, and is rolled up by the second setting-up The second steel wire rope for raising connection is connected on the second steel wire rope hanging point.
Preferably, in order that steel wire rope and steel wire rope hanging point portable propelling, the first steel wire of the first steel wire rope connection The second steel wire rope hanging point that rope hanging point is connected with second steel wire rope is installed on arm support, and the first steel wire rope hanging point It is movably connected with the arm support with the second steel wire rope hanging point.
Preferably, in order that Stability Analysis of Structures, the first setting-up mast and the second setting-up mast, the 3rd setting-up Mast constitutes three-legged structure.
Preferably, in order that the first setting-up mast can be rotated, the first setting-up mast launches oil by the setting-up Cylinder is in be rotatably connected with the setting-up fixing point.
A kind of crane that super lifting device is mounted containing many fulcrums, the crane are included described in claim 1 to 5 Many fulcrums mount super lifting device.
The invention has the beneficial effects as follows:The present invention provides a kind of many fulcrum super lifting devices, by the arm support of crane arm The steel wire rope hanging point of adjustable position is added, coordinates the first setting-up elevator to tighten up the second steel wire rope for adding, reasonable Arrangement first The position of steel wire rope hanging point and the second steel wire rope hanging point, after steel wire rope is tightened up, arm support receives two pairs of pull strength collective effects, makes Whole elevator boom rack reasonable stress, the amount of deflection produced when significantly reducing arm support lift heavy improve arm support rigidity, to a certain extent It is prevented effectively from arm support and the unreasonable caused serious distortion deformation of stress occurs, so as to enhances product performance.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is operating diagram of the present invention;
In figure:1st, the first setting-up mast, the 2, second setting-up elevator, the 3, second setting-up mast, 4, setting-up launch oil cylinder, 5, super Play fixing point, the 6, the 3rd setting-up mast, the 7, first setting-up elevator, 8, setting-up amplitude oil cylinder, 9, basic arm, 10, fixed block, 11, First steel wire rope hanging point, 12, arm support, the 13, second steel wire rope hanging point, the 14, first steel wire rope, the 15, second steel wire rope.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Refer to shown in Fig. 1-2, a kind of many fulcrums mount super lifting device, including the first setting-up mast 1, the first setting-up mast The second setting-up mast 3 is installed in 1 side, and the second setting-up elevator 2,3 both sides of the second setting-up mast are installed in 3 one end of the second setting-up mast Setting-up is installed and launches oil cylinder 4, the 3rd setting-up mast 6, the first setting-up mast 1 and the second setting-up are installed in 3 side of the second setting-up mast Mast 3, the 3rd setting-up mast 6 are fixedly connected basic arm 9 by setting-up fixing point 5, and setting-up luffing is installed in 9 side of basic arm Oil cylinder 8,9 bottom of basic arm install fixed block 10.
Used as a kind of technical optimization scheme of the present invention, the first setting-up mast 1 and 6 end of the 3rd setting-up mast are respectively mounted the One setting-up elevator 7, and be connected on the first steel wire rope hanging point 11 by the first steel wire rope 14 connected on the first setting-up elevator 7, And the second setting-up elevator 2, and the second steel wire rope 15 by connecting on the second setting-up elevator 2 are installed in 3 end of the second setting-up mast It is connected on the second steel wire rope hanging point 13, is connected with the second setting-up mast 3, the 3rd setting-up mast 6 by the first setting-up mast 1 The first steel wire rope 14 and the second steel wire rope 15 to arm support 12 apply pull strength, be effectively increased 12 weight capacity of arm support.
As a kind of technical optimization scheme of the present invention, the first steel wire rope hanging point 11 and second of the connection of the first steel wire rope 14 Second steel wire rope hanging point 13 of the connection of steel wire rope 15 is installed on arm support 12, and the first steel wire rope hanging point 11 and the second steel wire rope Hanging point 13 is movably connected with arm support 12, according to the actual requirements, by adjusting the first steel wire rope hanging point 11 and the second steel wire rope Position of the hanging point 13 on arm support 12, it is ensured that whole crane arm can stablize lifting.
As a kind of technical optimization scheme of the present invention, the first setting-up mast 1 and the second setting-up mast 3, the 3rd setting-up mast Bar 6 constitutes three-legged structure, and the three-legged structure that the first setting-up mast 1 is constituted with the second setting-up mast 3, the 3rd setting-up mast 6 has Preferably traction effect, can significantly reduce the amount of deflection of 12 lift heavy of arm support generation, improve 12 rigidity of arm support, enhance product performance.
Used as a kind of technical optimization scheme of the present invention, the first setting-up mast 1 launches oil cylinder 4 by setting-up to be fixed with setting-up In being rotatably connected, launch oil cylinder 4 by setting-up enables the first setting-up mast 1 according to the actual requirements according to design angle exhibition to point 5 Open, so as to increase the practicality of device.
A kind of crane that super lifting device is mounted containing many fulcrums, the crane include described many fulcrum mounting setting-ups Device.
Device when in use, first, is fixedly mounted by fixed block 10, arm support 12 is fixedly mounted on substantially by the present invention 9 upper end of arm, the first setting-up mast 1 and the second setting-up mast 2, the 3rd setting-up mast 3 are by 8 luffing of setting-up amplitude oil cylinder to vertical In basic arm 12, setting-up is controlled according to the actual requirements and launches the first setting-up mast 1 of promotion of oil cylinder 4 so as to according to design angle exhibition Open, the first steel wire rope 14, is mounted respectively from the first setting-up elevator 7 and the second setting-up elevator 2s respectively with the second steel wire rope 15 Fixed on the first steel wire rope hanging point 11 and the second steel wire rope hanging point 13 on arm support 12, after steel wire rope is tensed, arm support 12 receives two To reversible deformation power, and according to practical situation, movement simultaneously fixes the first steel wire rope hanging point 11 and the second steel wire rope hanging point 13 in arm support Position on 12, makes 12 reasonable stress of crane arm arm support.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity Using description as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art Understandable other embodiment.

Claims (6)

1. a kind of many fulcrums mount super lifting device, including the first setting-up mast (1), it is characterised in that:The first setting-up mast (1) the second setting-up mast (3) is installed in side, and the second setting-up elevator (2) is installed in the second setting-up mast (3) one end, described Second setting-up mast (3) both sides are installed setting-up and launch oil cylinder (4), and the 3rd setting-up mast is installed in the second setting-up mast (3) side Bar (6), the first setting-up mast (1) pass through setting-up with the second setting-up mast (3), the 3rd setting-up mast (6) Fixing point (5) is fixedly connected basic arm (9), and setting-up amplitude oil cylinder (8), the basic arm are installed in the basic arm (9) side (9) fixed block (10) is installed in bottom.
2. a kind of many fulcrums according to claim 1 mount super lifting device, it is characterised in that:The first setting-up mast (1) the first setting-up elevator (7) is respectively mounted with the 3rd setting-up mast (6) end, and by connecting on the first setting-up elevator (7) The first steel wire rope (14) be connected on the first steel wire rope hanging point (11), and the second setting-up mast (3) end install second Setting-up elevator (2), and the second steel wire rope hanging point is connected to by the second steel wire rope (15) connected on the second setting-up elevator (2) (13) on.
3. a kind of many fulcrums according to claim 2 mount super lifting device, it is characterised in that:First steel wire rope (14) The second steel wire rope hanging point (13) that first steel wire rope hanging point (11) of connection is connected with second steel wire rope (15) is installed in On arm support (12), and the first steel wire rope hanging point (11) with the second steel wire rope hanging point (13) with the arm support (12) is in It is flexibly connected.
4. a kind of many fulcrums according to claim 1 mount super lifting device, it is characterised in that:The first setting-up mast (1) three-legged structure is constituted with the second setting-up mast (3), the 3rd setting-up mast (6).
5. a kind of many fulcrums according to claim 1 mount super lifting device, it is characterised in that:The first setting-up mast (1) oil cylinder (4) is launched with the setting-up fixing point (5) in being rotatably connected by the setting-up.
6. it is a kind of containing many fulcrums mount super lifting device crane, it is characterised in that:The crane include claim 1 to Many fulcrum mounting super lifting devices described in 5.
CN201611187193.1A 2016-12-20 2016-12-20 Multi-fulcrum hooking superlift device and crane CN106516993A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611187193.1A CN106516993A (en) 2016-12-20 2016-12-20 Multi-fulcrum hooking superlift device and crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611187193.1A CN106516993A (en) 2016-12-20 2016-12-20 Multi-fulcrum hooking superlift device and crane

Publications (1)

Publication Number Publication Date
CN106516993A true CN106516993A (en) 2017-03-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611187193.1A CN106516993A (en) 2016-12-20 2016-12-20 Multi-fulcrum hooking superlift device and crane

Country Status (1)

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CN (1) CN106516993A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0779236A1 (en) * 1995-12-12 1997-06-18 Liebherr-Werk Ehingen GmbH Mobile crane
CN102602827A (en) * 2012-03-14 2012-07-25 中联重科股份有限公司 Crane and super-lift device thereof
CN202379629U (en) * 2011-12-27 2012-08-15 徐州重型机械有限公司 Super lifting device and crane
CN102718158A (en) * 2012-06-27 2012-10-10 三一汽车起重机械有限公司 Superlift device and crane
CN202558505U (en) * 2012-05-17 2012-11-28 中联重科股份有限公司 Superlift device and crane
CN203486792U (en) * 2013-08-29 2014-03-19 徐州重型机械有限公司 Crane and pre-tensioning system of super-lift device
CN203903873U (en) * 2013-11-06 2014-10-29 徐州重型机械有限公司 Electrical control system for rope arrangements of crane super-lifting winch

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0779236A1 (en) * 1995-12-12 1997-06-18 Liebherr-Werk Ehingen GmbH Mobile crane
CN202379629U (en) * 2011-12-27 2012-08-15 徐州重型机械有限公司 Super lifting device and crane
CN102602827A (en) * 2012-03-14 2012-07-25 中联重科股份有限公司 Crane and super-lift device thereof
CN202558505U (en) * 2012-05-17 2012-11-28 中联重科股份有限公司 Superlift device and crane
CN102718158A (en) * 2012-06-27 2012-10-10 三一汽车起重机械有限公司 Superlift device and crane
CN203486792U (en) * 2013-08-29 2014-03-19 徐州重型机械有限公司 Crane and pre-tensioning system of super-lift device
CN203903873U (en) * 2013-11-06 2014-10-29 徐州重型机械有限公司 Electrical control system for rope arrangements of crane super-lifting winch

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Application publication date: 20170322