CN201301179Y - Crawler crane self-dismounting device - Google Patents

Crawler crane self-dismounting device Download PDF

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Publication number
CN201301179Y
CN201301179Y CNU2008201395836U CN200820139583U CN201301179Y CN 201301179 Y CN201301179 Y CN 201301179Y CN U2008201395836 U CNU2008201395836 U CN U2008201395836U CN 200820139583 U CN200820139583 U CN 200820139583U CN 201301179 Y CN201301179 Y CN 201301179Y
Authority
CN
China
Prior art keywords
mast
pulley
crawler crane
dismounting
assembly
Prior art date
Application number
CNU2008201395836U
Other languages
Chinese (zh)
Inventor
史先信
孙丽
余钦伟
韩向芹
丁美莲
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 CNU2008201395836U priority Critical patent/CN201301179Y/en
Application granted granted Critical
Publication of CN201301179Y publication Critical patent/CN201301179Y/en

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Abstract

The utility model discloses a crawler crane self-dismounting device, comprising a lambda-shaped bracket, a mast, a drop hanger, a pulley block, and an amplitude hoist and a lifting hoist which are provided with cable wires; wherein, the pulley block is composed of a pulley and a pulley bracket; the upper end part of the mast is provided with a mounting attached base, the pulley bracket of the pulley block is articulated with the mounting attached base; the cable wire of the lifting hoist is connected with the drop hanger by the pulley block; the cable wire of the amplitude hoist is connected with the mast by a pulley at the upper end of the lambda-shaped bracket. The crawler crane self-dismounting device utilizes the hoists and the drop hanger of the crawler crane for carrying out operation; the amplitude hoist is connected with the mast by the pulley at the upper end of the lambda-shaped bracket for controlling the posture of the mast, and the lifting hoist is connected with the drop hanger by the pulley block which is additionally arranged at the upper end part of the mast for carrying out swing conveying; the working range of self-dismounting is wide by virtue of the mast of the crawler crane, thereby being beneficial to disassembling and assembling each knock-down component and further improving the operating efficiency.

Description

The crawler crane self-disassembly and assembly device
Technical field
The utility model relates to crawler crane, is specifically related to the crawler crane self-disassembly and assembly device.
Background technology
In recent years, large scale development along with crawler crane, each major part of crawler crane is (as the truss arm, the crawler belt beam, the counterweight of getting on the bus, the counterweight etc. of getting off) deadweight is also more and more heavier, and crawler crane self can't be grown distance walking transition, each parts need be disassembled transportation respectively, after the building site, carry out assembled on site.Owing to possess perfect crawler crane from the dismounting function, both can save the dismounting time, can save the expense of lease whipline again.Each major part dismantles and assembles the new problem that has become crawler crane voluntarily when therefore, realizing crane transition.
At present, crawler crane has dismounting and stack-mounted function voluntarily mostly both at home and abroad, roughly is divided into two kinds of implementations, and the one, finish by means of Shears from the realization of dismounting, the one, finish by means of truss-like arm coxopodite from the realization of dismounting.The basic principle of operation of the two is similar, carry out when the dismounting operation, all need installing additional a leading sheave, this leading sheave is arranged on the upper end of Shears or coxopodite arm, utilize the elevator, steel rope of main frame and suspension hook as lifting device, thereby finish the crawler belt beam, the dismounting voluntarily or the erecting work of parts such as the counterweight of getting on the bus, the counterweight of getting off and truss arm from the dismounting operation.
In the practical application, therefore limited at work range in the dismounting operation because Shears and coxopodite arm are subjected to the restriction of self structure size, influence is from the operating efficiency of dismounting.
The utility model content
At above-mentioned defective, the technical matters that the utility model solves is, a kind of crawler crane self-disassembly and assembly device with big work range is provided, to improve the work efficiency of dismounting voluntarily or assembling operation.
The crawler crane self-disassembly and assembly device that the utility model provides comprises: Shears, mast, suspension hook, assembly pulley and have the luffing elevator of steel rope and the elevator that hoists, and wherein, described assembly pulley is made up of pulley and pulley yoke; The upper end of described mast has installs attached seat, and the attached seat of the pulley yoke of described assembly pulley and described installation is hinged; The steel rope of the described elevator that hoists is connected with described suspension hook by described assembly pulley; The steel rope of described luffing elevator is connected with described mast by the pulley of Shears upper end.
Preferably, when mast protracted, the attached seat of described installation placed the downside surface of described mast top.
The attached seat of described installation is two, is symmetrical arranged along the longitudinal centerline of described mast.
Have through hole on the attached seat of described installation, and two coaxial settings of through hole of installing on the attached seat.
Preferably, also comprise hinging pin shaft, the upper end of described pulley yoke has hinged through hole, and hinging pin shaft is installed in the through hole of the hinged through hole of pulley yoke and the attached seat of described installation, realizes pulley yoke and hinged between attached is installed.
Crawler crane self-disassembly and assembly device provided by the utility model utilizes the elevator of crawler crane self and suspension hook to carry out operation, wherein, selects the suspension hook on the crawler crane for use, twines corresponding multiplying power; The luffing elevator is connected with mast by the pulley on Shears top, be used to control the attitude of mast, the assembly pulley that the elevator that hoists is set up by the mast upper end is connected with suspension hook, is used to carry out handling, cooperate the revolution of main frame can carry out other major part from the dismounting operation.
Compared with prior art, the mast that the technical solution of the utility model carries by crawler crane is finished from the dismounting operation, the assembly pulley that it is set up and the upper end of mast are hinged, need not to change the main structure and the function of tonic chord of existing mast, because the length of mast is longer relatively, therefore, with respect to Shears and arm coxopodite, the mast that carries by crawler crane carries out from the work range of dismounting operation bigger, is beneficial to dismounting and the assembling of carrying out each Knock-Down Component, and then improves operating efficiency.
Crawler crane self-disassembly and assembly device described in the utility model is simple in structure, easy to operation, can be used for the crawler belt beam, parts such as the counterweight of getting on the bus, the counterweight of getting off, truss arm from the dismounting operation, rapid operation, safe and reliable.
The crawler crane self-disassembly and assembly device that the utility model provides can be widely used in various crawler cranes.
Description of drawings
Fig. 1 is the running condition scheme drawing of crawler crane self-disassembly and assembly device described in the utility model;
Fig. 2 is that the A of I bilge construction of Fig. 1 is to view;
Fig. 3 is to use the utility model to carry out scheme drawing from the dismounting operation.Wherein:
Fig. 3 a is the dismounting scheme drawing of crawler belt beam;
Fig. 3 b is the dismounting scheme drawing of counterweight of getting off;
Fig. 3 c and Fig. 3 d are the dismounting scheme drawings of counterweight of getting on the bus;
Fig. 3 e is the dismounting scheme drawing of truss arm.
Among the figure:
Shears 1, Shears pulley 11, mast 2, suspension hook 3, assembly pulley 4, pulley 41, pulley yoke 42, luffing elevator 5, luffing hoisting rope 51, the elevator 6 that hoists, the hoisting rope 61 that hoists, the attached seat 7 of installation, hinging pin shaft 8, bearing pin clamp 9, bolt 10;
Support oil cylinder 100, jacking cylinder 200, crawler belt beam 300, the counterweight of getting off 400, the counterweight of getting on the bus 500, Shears oil cylinder 600, purlin jib 700.
The specific embodiment
Core concept of the present utility model is, by the mast of crawler crane and the assembly pulley set up realize parts such as large-scale crawler crane crawler belt beam, the counterweight of getting on the bus, the counterweight of getting off, truss arm from dismounting, to improve from the dismounting efficiency of operation.
Specify present embodiment below in conjunction with Figure of description.
Referring to Fig. 1, this figure is the running condition scheme drawing of crawler crane self-disassembly and assembly device described in the utility model.
As shown in Figure 1, described self-disassembly and assembly device comprises: Shears 1, mast 2, suspension hook 3, assembly pulley 4 and have the luffing elevator 5 of steel rope and the elevator 6 that hoists.
Wherein, described Shears 1, mast 2, suspension hook 3 and have the luffing elevator 5 of steel rope, the elevator 6 that hoists is the functional component that crawler crane carries, the parts of described assembly pulley 4 for setting up, it is mainly by being made up of pulley 41 and pulley yoke 42, treat after the dismounting operation is finished, promptly dismountable.
The upper end of described mast 2 has installs attached seat 7, and the pulley yoke 42 of described assembly pulley 4 is hinged with attached 7 of described installation; The steel rope 51 of described luffing elevator 5 is connected with described mast 2 by the pulley 11 of Shears 1 upper end, is used to control the attitude of mast 2; The steel rope 61 of the described elevator 6 that hoists is connected with described suspension hook 3 by described assembly pulley 4, is used to carry out handling and treats the dismounting parts, and the suspension hook that described suspension hook 3 selects for use crawler crane to carry twines the needs that corresponding multiplying power adapts to lift heavy.
As shown in Figure 1, when mast 2 protracted, the attached seat 7 of described installation placed the downside surface at described mast 2 tops.In fact, the attached seat 7 of described installation also can be arranged on the end face at described mast 2 tops, is understandable that, obtains strained condition preferably for making each load parts, the attached seat 7 of described installation places the arrangement of the downside surface at described mast 2 tops, is preferred plan.
For the hinged relationship of described assembly pulley 4 and mast 2 upper ends clearly is described, see also Fig. 2, this figure is that the A of I bilge construction of Fig. 1 is to view.
As shown in Figure 2, the attached seat of described installation 7 is two, is symmetrical arranged along the longitudinal centerline of described mast 2.
Have through hole on the attached seat 7 of described installation, and two coaxial settings of through hole of installing on the attached seat 7, be beneficial to install bearing pin 8.
The upper end of described pulley yoke 42 has hinged through hole, and hinging pin shaft 8 is installed in the through hole of the hinged through hole of pulley yoke 42 and the attached seat 7 of described installation, realizes pulley yoke 42 and hinged between attached 7 is installed.
Wherein, as shown in Figure 2, the axial location of described hinging pin shaft 8 adopts bearing pin clamp 9 and bolt 10 to realize, described bearing pin clamp 9 is placed in the draw-in groove of external part of described hinging pin shaft 8, and by bolt 10 with described bearing pin clamp 9 with install attached 7 and captive joint.Be understandable that the axial location mode of described hinging pin shaft 8 is not limited to the structure shown in the figure, also can adopt modes such as spring cotter to realize.
Be the working process that example specifies crawler crane self-disassembly and assembly device described in the utility model with complete machine from dismounting below.
One, the assembling of crawler crane self-disassembly and assembly device described in the utility model.See also Fig. 1.
At first, supporting also with four support oil cylinders of vehicle frame pivotally attached 100, the jacking main frame breaks away from flat truck; Then, assembly pulley 4 is installed in mast 2 tops, the hoisting rope 61 that will hoist passes assembly pulley 4, is connected with the suspension hook of selecting for use 3; Be flapped toward car the place ahead by jacking cylinder 200 jacking masts 2, at this moment, luffing elevator 5 is put rope, makes luffing steel rope 51 keep relaxed state; At last, when mast 2 was put to the desired location, luffing elevator 5 was received rope, makes luffing steel rope 51 in tension, two chamber emptyings of jacking cylinder 200.So far, finish assembling dead work from the dismounting operation.The dismounting of self-disassembly and assembly device, operating process is opposite.
Two, the dismounting of crawler belt beam.See also Fig. 3 a.
At first, after crawler belt beam 300 sling, the luffing by mast 2 made crawler belt beam 300 liftoff; Then, by the revolution of main frame, the luffing of mast 2 and the lifting of suspension hook 3, make crawler belt beam 300 arrive installation sites and assemble with vehicle frame.After two crawler belt beams 300 install, support oil cylinder 100 is regained, connected all hydraulic pressure electrical connectors, hoisting crane gets final product walking freely.So far, finish the installation exercise of crawler belt beam 300.The field-strip of crawler belt beam, operating process is opposite.
Three, the get off dismounting of counterweight.See also Fig. 3 b.
At first, the counterweight of will getting off 400 is sling, and the luffing by mast 2 makes the counterweight of getting off liftoff; Then, by the revolution of main frame, the luffing of mast 2 and the lifting of suspension hook 3, make the counterweight 400 of getting off arrive installation sites and assemble with vehicle frame.Main frame returns turnback, and same method installs the counterweight 400 of getting off of opposite side.So far, finish the installation exercise of the counterweight of getting off.The field-strip of the counterweight of getting off, operating process is opposite.
Four, the get on the bus dismounting of counterweight.See also Fig. 3 c and Fig. 3 d.
At first, winch to the tailstock, stack on request and finish, shown in Fig. 3 c by the revolution of the main frame counterweight 500 of will getting on the bus.Then, adjust the position of hoisting crane, remove the linearity fixed position relation of Shears 1 postero lateral arm epimere and hypomere, hinged between postero lateral arm epimere and the hypomere, utilize 600 jackings of Shears oil cylinder to get on the bus counterweight 500, be connected with main frame, shown in Fig. 3 d to assigned position; At last, finish connection after, recover the linearity fixed position relation of Shears 1 postero lateral arm epimere and hypomere.So far, finish the installation exercise of the counterweight 500 of getting on the bus.The field-strip of the counterweight of getting on the bus, operating process is opposite.
Five, the dismounting of truss arm.See also Fig. 3 e.
At first, by parts such as the coxopodite of job requirement assembling purlin jib 700, standard knot, epimerite, anti-hypsokinesis bars; Then, adjust the hoisting crane position, promote the jib root, be connected with main frame to the installation site.So far, finish the installation exercise of truss arm 600.The field-strip of truss arm, operating process is opposite.
To sum up, crawler crane self-disassembly and assembly device described in the utility model is simple in structure, easy to operation, can be used for the crawler belt beam, parts such as the counterweight of getting on the bus, the counterweight of getting off, truss arm from the dismounting operation, rapid operation, safe and reliable can be widely used in various crawler cranes.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (5)

1, crawler crane self-disassembly and assembly device comprises Shears, mast, suspension hook and has the luffing elevator of steel rope and the elevator that hoists, and it is characterized in that, also comprises:
Assembly pulley is made up of pulley and pulley yoke;
The upper end of described mast has installs attached seat, and the pulley yoke of described assembly pulley is hinged with the attached seat of installation;
The steel rope of the described elevator that hoists is connected with suspension hook by assembly pulley;
The steel rope of described luffing elevator is connected with mast by the pulley of Shears upper end.
2, crawler crane self-disassembly and assembly device according to claim 1 is characterized in that, when mast protracted, the attached seat of described installation placed the downside surface of described mast top.
3, crawler crane self-disassembly and assembly device according to claim 2 is characterized in that, the attached seat of described installation is two, is symmetrical arranged along the longitudinal centerline of described mast.
4, crawler crane self-disassembly and assembly device according to claim 3 is characterized in that, has through hole on the attached seat of described installation, and two coaxial settings of through hole of installing on the attached seat.
5, crawler crane self-disassembly and assembly device according to claim 4, it is characterized in that, also comprise hinging pin shaft, the upper end of described pulley yoke has hinged through hole, hinging pin shaft is installed in the through hole of the hinged through hole of pulley yoke and the attached seat of described installation, realizes pulley yoke and hinged between attached is installed.
CNU2008201395836U 2008-10-23 2008-10-23 Crawler crane self-dismounting device CN201301179Y (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101885450A (en) * 2010-07-26 2010-11-17 上海三一科技有限公司 Crawler crane main amplitude mast and cocked cylinder secondary pressure adjustment system and method thereof
CN102398865A (en) * 2011-12-27 2012-04-04 上海三一科技有限公司 Dual-pulley-block balance structure, method and crane comprising same
CN102730577A (en) * 2012-06-21 2012-10-17 无锡市协兴港口机械有限公司 Detachable propeller strut for crane
CN103010308A (en) * 2012-12-27 2013-04-03 徐州重型机械有限公司 Crane and split type frame structure thereof
CN103318774A (en) * 2013-06-04 2013-09-25 三一汽车起重机械有限公司 Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister
CN103420281A (en) * 2013-07-24 2013-12-04 三一汽车起重机械有限公司 Disassembly and assembly device, disassembly method and mounting method for crane and accessory structures thereof
CN104495637A (en) * 2014-12-16 2015-04-08 中联重科股份有限公司 Self-disassembling device of crane, crane and self-disassembling method
CN106115500A (en) * 2016-08-16 2016-11-16 中昇建机(南京)重工有限公司 A kind of high-rise building is special to be hung and certainly tears method open from tearing formula roofing open
CN106219420A (en) * 2016-07-06 2016-12-14 徐州市久发工程机械有限责任公司 A kind of fast erecting traveling tower crane

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101885450B (en) * 2010-07-26 2012-05-30 昆山三一机械有限公司 Crawler crane main amplitude mast and cocked cylinder secondary pressure adjustment system and method thereof
CN101885450A (en) * 2010-07-26 2010-11-17 上海三一科技有限公司 Crawler crane main amplitude mast and cocked cylinder secondary pressure adjustment system and method thereof
CN102398865B (en) * 2011-12-27 2013-12-04 上海三一科技有限公司 Dual-pulley-block balance structure, method and crane comprising same
CN102398865A (en) * 2011-12-27 2012-04-04 上海三一科技有限公司 Dual-pulley-block balance structure, method and crane comprising same
CN102730577A (en) * 2012-06-21 2012-10-17 无锡市协兴港口机械有限公司 Detachable propeller strut for crane
CN102730577B (en) * 2012-06-21 2015-02-18 无锡市协兴港口机械有限公司 Detachable propeller strut for crane
CN103010308A (en) * 2012-12-27 2013-04-03 徐州重型机械有限公司 Crane and split type frame structure thereof
CN103318774A (en) * 2013-06-04 2013-09-25 三一汽车起重机械有限公司 Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister
CN103318774B (en) * 2013-06-04 2015-05-13 三一汽车起重机械有限公司 Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister
CN103420281A (en) * 2013-07-24 2013-12-04 三一汽车起重机械有限公司 Disassembly and assembly device, disassembly method and mounting method for crane and accessory structures thereof
CN103420281B (en) * 2013-07-24 2015-10-14 三一汽车起重机械有限公司 The attaching/detaching apparatus of hoisting crane and accessory structure thereof, method for dismounting and installation method
CN104495637A (en) * 2014-12-16 2015-04-08 中联重科股份有限公司 Self-disassembling device of crane, crane and self-disassembling method
CN104495637B (en) * 2014-12-16 2016-10-05 中联重科股份有限公司 Crane self-disassembling device, crane and from method for dismounting
CN106219420A (en) * 2016-07-06 2016-12-14 徐州市久发工程机械有限责任公司 A kind of fast erecting traveling tower crane
CN106115500A (en) * 2016-08-16 2016-11-16 中昇建机(南京)重工有限公司 A kind of high-rise building is special to be hung and certainly tears method open from tearing formula roofing open
CN106115500B (en) * 2016-08-16 2017-12-08 中昇建机(南京)重工有限公司 A kind of high-rise building is special, and tearing formula roofing open hangs and tears open certainly method certainly

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GR01 Patent grant
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 221004 NO.165, TONGSHAN ROAD, XUZHOU CITY, JIANGSU PROVINCE TO: 221004 NO.19, TAOSHAN ROAD, ECONOMIC DEVELOPMENT ZONE, XUZHOU CITY, JIANGSU PROVINCE

ASS Succession or assignment of patent right

Owner name: XCMG CONSTRUCTION MACHINERY CO., LTD.CONSTRUCTION

Free format text: FORMER OWNER: XUZHOU HEAVY MACHINERY CO., LTD.

Effective date: 20100608

C41 Transfer of patent application or patent right or utility model
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Effective date of registration: 20100608

Address after: 221004 No. 19 Peach Road, Xuzhou Economic Development Zone, Jiangsu, China

Patentee after: Building Machinery Co., Ltd., XCMG Construction Machinery Co., Ltd.

Address before: 221004 Xuzhou, Zhejiang Province, Jiangsu Road No. 165

Patentee before: Xuzhou Heavy Machinery Co., Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20090902