CN204162317U - A kind of double leval jib high pedestal jib crane - Google Patents

A kind of double leval jib high pedestal jib crane Download PDF

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Publication number
CN204162317U
CN204162317U CN201420601568.4U CN201420601568U CN204162317U CN 204162317 U CN204162317 U CN 204162317U CN 201420601568 U CN201420601568 U CN 201420601568U CN 204162317 U CN204162317 U CN 204162317U
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China
Prior art keywords
bar
rotary column
hinged
portal frame
upper rotary
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CN201420601568.4U
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Inventor
姜明峰
张建辉
冯小保
曹栋
陈大志
陆琼晔
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Nantong Rainbow Heavy Machineries Co Ltd
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Nantong Rainbow Heavy Machineries Co Ltd
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Abstract

The utility model discloses a kind of double leval jib high pedestal jib crane, comprise portal frame system, boom system, balance weight system, radial type rotating disk, rotary reducer, machine room and driver room, portal frame system comprises door frame crossbeam and door frame end carriage; Radial type rotating disk by bearing pin and leverage and upper rotary column hinged, leverage is made up of angie type leverage and straight-bar system, upper rotary column lower part is provided with electric panel room, the first half is provided with luffing mechanism platform, boom system is made up of trunk beam, principal arm frame and large pull bar, principal arm frame is provided with luffing mechanism, balance weight system is made up of equalizing bar and lower link bar, and rotary reducer is arranged on the flange of rotary column inside, is provided with traveling gear below portal frame system; A kind of Four-link door A seating hoisting crane of the present utility model has the following advantages: structure is simple, and safe and reliable, equipment investment cost is low, and energy consumption is low, and work efficiency is high.

Description

A kind of double leval jib high pedestal jib crane
Technical field
The utility model relates to crane field, particularly a kind of double leval jib high pedestal jib crane.
Background technology
At present along with the fast development of ocean, inland water transport industry, domestic more and more stricter to energy consumption, harbour capital cost, the management and control of equipment weight-saving, be badly in need of one and can either meet Modern Port stevedoring, the handling equipment of simultaneously low, the low energy consumption of equipment investment cost; High pedestal jib crane is that a kind of crane span structure is by the jib-type crane of both sides outrigger support on ground rail or ground, have and run along ground rail, below is by rolling stock or other land vehicles, and rotating hoisting device is contained in a kind of jib-type crane on a shape mounting; Transfer crane can be divided into 3 classes by purposes: 1. handling span winch: be mainly used in harbour and open-air depots, with grab bucket or suspension hook handling.Hoisting capacity is generally no more than 25 tons, not with changes in amplitude.Work speed is higher, therefore capacity rating is often important indicator.2. shipbuilding span winch: be mainly used in building berth, floating drydock and tie boat anlongshore dress scene, carry out the lifting work such as hull splicing, equipment tie boat anlongshore dress, with suspension hook as suspender.The biggest lifting capacity reaches 300 tons, hoisting capacity corresponding reduction when amplitude is large.There are many grades of lifting velocities, when lift heavy is light, can lifting velocity be improved.Some operating mechanism also has vernier arrangement, to meet installation requirement.The large person of gate seat height, can adapt to the requirement of big elevating height and significantly operation, but work speed is lower, and work production rate is not high.3. building and installation span winch: be mainly used in power station and carry out dam pouring, equipment and preformed part lifting etc., generally use suspension hook.Hoisting capacity and work speed are generally between front two class hoisting cranes.It has transportability good, the suspender of complete machine mounting or dismounting and transfers the feature that the degree of depth is large, can adapt to preferably temporary service and trestle work etc.Chinese patent ZL201220068704.9 discloses a kind of high pedestal jib crane, described hoisting crane comprises the gate-type underframe that bottom is provided with traveling gear, be positioned at the tower body of the cylinder barrel shaped structure above gate-type underframe, be arranged on the swing type mechanism at the tower body top of cylinder barrel shaped structure, be positioned at the top jib above swing type mechanism, and the amplitude variation trolley that level is arranged on the tack jib above the jib of top and is arranged in tack jib horizontal rail.Because the tack jib be widely used in prior art on tower crane is used on high pedestal jib crane by the utility model, its bottom adopts the tower body of door frame and cylinder barrel shaped structure, top rotating part adopts flat arm form, its luffing in the horizontal rail of flat arm, backhauls row by dolly to realize, because jib part does not need to swing up and down, and jib itself is again tack, thus actv. make use of upper space, improve lifting performance, but the hoisting crane input cost disclosed in this patent is high, inefficiency Chinese patent publication No. CN 103964316 A discloses a kind of multifunctional and multipurpose high pedestal jib crane, comprise mechanism's operational system, steel structures coating, hoisting device and steel wire winding system, mechanism's operational system comprises lifting mechanism, luffing mechanism, rotating mechanism and traveling gear, hoisting device comprises suspension hook and cable storage frame, suspension hook lower end hangs magnetic chuck or electric hydaulic orange-peel bucket, cable storage frame is for depositing the power cable of magnetic chuck or electric hydaulic orange-peel bucket, steel wire winding system is wound on cable drum by single hoist rope by equalizer pulley, and equalizer pulley is positioned at trunk beam head.Only have employed a set of lifting mechanism, decrease cost and drop into; Adopt steel cable, have employed oscillating type equalizer pulley at trunk beam head, make that left and right steel rope is stressed to be balanced like this; Suspension hook changes single ordinary lifting hook and is Multifunctional hanging hook and is with cable storage frame; Driver's cab is raised and is broadened one's vision, but its complex structure, the defects such as input cost is high must be brought.In sum, it is high that existing high pedestal jib crane generally has equipment investment cost, the shortcomings such as energy consumption is high, inefficiency.
Utility model content
The purpose of this utility model, is to overcome above-mentioned limitation, thus provides a kind of structure simple, and safe and reliable, equipment investment cost is low, and energy consumption is low, the double leval jib high pedestal jib crane that work efficiency is high.
The purpose of this utility model is achieved through the following technical solutions: a kind of double leval jib high pedestal jib crane, comprise portal frame system, boom system, balance weight system, radial type rotating disk, rotary reducer, machine room and driver room, portal frame system comprises door frame crossbeam and door frame end carriage; Radial type rotating disk by bearing pin and leverage and upper rotary column hinged, leverage is made up of angie type leverage and straight-bar system, leverage is connected with upper rotary column and radial type rotating disk by bearing pin, upper rotary column is connected by internal-gear type pivoting support with portal frame system, and upper rotary column lower part is provided with electric panel room, the first half is provided with luffing mechanism platform; Boom system is connected by hinged and upper rotary column, boom system is made up of trunk beam, principal arm frame and large pull bar, hinged above large pull bar lower end and upper rotary column, large pull bar upper end and trunk beam rear end hinged, principal arm frame lower end and upper rotary column middle part hinged, hinged in the middle of principal arm frame upper end and trunk beam, principal arm frame is provided with luffing mechanism; Balance weight system is made up of equalizing bar and lower link bar, in the middle of equalizing bar with upper rotary column above hinged, equalizing bar front end and lower link bar upper end thereof, lower link bar lower end and principal arm frame middle part hinged; Rotary reducer is arranged on the flange of rotary column inside, is provided with traveling gear below portal frame system.
Preferably, portal frame system is also provided with ladder rail system, ladder rail system and portal frame system with bolts, ladder rail system comprises blocks bar ladder landing platform and door frame circle platform composition, block bar ladder landing platform and portal frame system by Flange joint, door frame circle platform adopts equilateral polygon pattern.
Preferably, portal frame system comprises door frame crossbeam and door frame end carriage is bolted.
In sum, a kind of Four-link door A seating hoisting crane of the present utility model has the following advantages: structure is simple, and safe and reliable, equipment investment cost is low, and energy consumption is low, and work efficiency is high.
Accompanying drawing explanation
Fig. 1 is main structure schematic diagram of the present utility model;
Fig. 2 is upper rotary column structural representation of the present utility model;
Fig. 3 is rod-type structure schematic diagram of the present utility model;
Fig. 4 is portal frame system structural representation of the present utility model;
Fig. 5 is traveling gear structural representation of the present utility model;
Fig. 6 is large Tiebar structure schematic diagram of the present utility model;
Fig. 7 is balance beam structure schematic diagram of the present utility model;
Fig. 8 is lower link bar structural representation of the present utility model;
Fig. 9 of the present utility modelly blocks bar ladder landing platform and door frame circle platform structure schematic diagram;
Figure 10 is principal arm shelf structure schematic diagram of the present utility model;
Figure 11 is radial type turntable structure schematic diagram of the present utility model;
Number in the figure: 1-radial type rotating disk, 2-rotary reducer, 3-door frame crossbeam, 4-door frame end carriage, 5-angie type leverage, 6-straight-bar system, the upper rotary column of 7-, 8-electric panel room, 9-luffing mechanism platform, 10-trunk beam, 11-principal arm frame, the large pull bar of 12-, 13-equalizing bar, 14-lower link bar, 15-block bar ladder landing platform, 16-door frame circle platform, 17-machine room, 18-driver room, 19-traveling gear, 20-luffing mechanism.
Detailed description of the invention
In order to deepen understanding of the present utility model, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and this embodiment, only for explaining the utility model, does not form the restriction to the utility model protection domain.
A kind of double leval jib high pedestal jib crane as shown in Figure 1, comprises portal frame system, boom system, balance weight system, radial type rotating disk 1, rotary reducer 2, machine room 17 and driver room 18, and portal frame system comprises door frame crossbeam 3 and door frame end carriage 4; Radial type rotating disk 1 by bearing pin and leverage and upper rotary column 7 hinged, leverage is made up of angie type leverage 5 and straight-bar system 6, leverage is connected with upper rotary column 7 and radial type rotating disk 1 by bearing pin, described upper rotary column 7 is connected by internal-gear type pivoting support with portal frame system, and upper rotary column 7 lower part is provided with electric panel room 8, the first half is provided with luffing mechanism platform 9; Described boom system is connected by hinged and upper rotary column 7, boom system is made up of trunk beam 10, principal arm frame 11 and large pull bar 12, hinged above large pull bar 12 lower end and upper rotary column 7, large pull bar 12 upper end and trunk beam 10 rear end hinged, principal arm frame 11 lower end and upper rotary column 7 middle part hinged, hinged in the middle of principal arm frame 11 upper end and trunk beam 10, described principal arm frame 11 is provided with luffing mechanism 20; Described balance weight system is made up of equalizing bar 13 and lower link bar 14, in the middle of equalizing bar 13 with upper rotary column 7 above hinged, equalizing bar 13 front end and lower link bar 14 upper end thereof, lower link bar 14 lower end and principal arm frame 11 middle part hinged; Described rotary reducer 2 is arranged on the flange of rotary column 7 inside, traveling gear 19 is provided with below described portal frame system, portal frame system is also provided with ladder rail system, ladder rail system and portal frame system with bolts, ladder rail system comprise block bar ladder landing platform 15 and door frame circle platform 16 form, block bar ladder landing platform 15 with portal frame system by Flange joint, door frame circle platform 16 adopts equilateral polygon pattern, and portal frame system comprises door frame crossbeam 3 and door frame end carriage 4 is bolted.
In sum, a kind of Four-link door A seating hoisting crane of the present utility model has the following advantages: structure is simple, and safe and reliable, equipment investment cost is low, and energy consumption is low, and work efficiency is high.

Claims (3)

1. a double leval jib high pedestal jib crane, comprise portal frame system, boom system, balance weight system, radial type rotating disk (1), rotary reducer (2), machine room (17) and driver room (18), it is characterized in that: described portal frame system comprises door frame crossbeam (3) and door frame end carriage (4); Articulated rotating disk (1) by bearing pin and leverage and upper rotary column (7) hinged, described leverage is made up of angie type leverage (5) and straight-bar system (6), leverage is connected with upper rotary column (7) and radial type rotating disk (1) by bearing pin, described upper rotary column (7) is connected by internal-gear type pivoting support with portal frame system, and upper rotary column (7) lower part is provided with electric panel room (8), the first half is provided with luffing mechanism platform (9); Described boom system is connected by hinged and upper rotary column (7), boom system is made up of trunk beam (10), principal arm frame (11) and large pull bar (12), large pull bar (12) lower end and upper rotary column (7) top hinged, large pull bar (12) upper end and trunk beam (10) rear end hinged, principal arm frame (11) lower end and upper rotary column (7) middle part hinged, hinged in the middle of principal arm frame (11) upper end and trunk beam (10), described principal arm frame (11) is provided with luffing mechanism (20); Described balance weight system is made up of equalizing bar (13) and lower link bar (14), hinged with upper rotary column (7) top in the middle of equalizing bar (13), equalizing bar (13) front end and lower link bar (14) upper end thereof, lower link bar (14) lower end and principal arm frame (11) middle part hinged; Described rotary reducer (2) is arranged on the inner flange of rotary column (7), is provided with traveling gear (19) below described portal frame system.
2. a kind of double leval jib high pedestal jib crane according to claim 1, it is characterized in that: described portal frame system is also provided with ladder rail system, described ladder rail system and portal frame system with bolts, ladder rail system comprises blocks bar ladder landing platform (15) and door frame circle platform (16) composition, the described bar ladder landing platform (15) that blocks passes through Flange joint with portal frame system, and described door frame circle platform (16) adopts equilateral polygon pattern.
3. a kind of double leval jib high pedestal jib crane according to claim 1, is characterized in that: described portal frame system comprises door frame crossbeam (3) and door frame end carriage (4) is bolted.
CN201420601568.4U 2014-10-17 2014-10-17 A kind of double leval jib high pedestal jib crane Active CN204162317U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420601568.4U CN204162317U (en) 2014-10-17 2014-10-17 A kind of double leval jib high pedestal jib crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420601568.4U CN204162317U (en) 2014-10-17 2014-10-17 A kind of double leval jib high pedestal jib crane

Publications (1)

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CN204162317U true CN204162317U (en) 2015-02-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104326375A (en) * 2014-10-17 2015-02-04 南通润邦重机有限公司 Four-bar link gantry crane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104326375A (en) * 2014-10-17 2015-02-04 南通润邦重机有限公司 Four-bar link gantry crane

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