CN205653083U - Folding mobile formula tower crane - Google Patents

Abstract

The utility model discloses a folding mobile formula tower crane, it relates to mechanical equipment technical field. Through a link mechanism between the first short arm and the second jib loading boom, the 2nd link mechanism and hydro -cylinder are connected, the one end of mast is connected with the one end of second jib loading boom through the round pin axle, the other end passes through the second pull rod and is connected with the second jib loading boom other end, simultaneously through first pull rod, the third pull rod is connected with the revolving stage, and first body of the tower post and second body of the tower post are articulated through the round pin axle, one end and the first rocking arm and the second rocking arm of hydro -cylinder are connected, the other end and the first body of the tower support connnection of hydro -cylinder, the fixed balancing weight that is provided with on the revolving stage, the waist rope is with third pull rod and first body of the tower support connnection. By four spiral or hydraulic cylinder landing leg support hoists, in use expandes four landing legs, supports the hoist, can use convenient to use. At installation and other supplementary hoisting equipment that does not need in transit, can be at ground or the enterprising line operate of building, very big improvement operation convenience nature.

Description

A kind of Collapsible movable derrick crane

Technical field:

This utility model relates to a kind of Collapsible movable derrick crane, belongs to plant equipment technology neck Territory.

Background technology:

At present, derrick crane has traveling tower crane and fixed crane, fixing tower Crane is irremovable, shifts and install very inconvenient, is adapted to heavy construction building site and uses, And the construction site that traveling tower crane is below 7 layers uses, dismount eaily and turn Fortune, but existing folding arm movable type tower crane structure and installation are more complicated, and tower body is truss structure, Processing technique is more complicated, and in use unstable, and it is to pass through that tower crane self-deploys process Steel wire rope mechanism draws, and mechanism is complicated, and fault rate is higher.Practicality is not strong, causes folding now Traveling tower crane development is the slowest.

Summary of the invention:

For the problems referred to above, the technical problems to be solved in the utility model is to provide a kind of folding and moves Formula derrick crane.

This utility model Collapsible movable derrick crane, it comprises the first weighing arm, the second lifting Arm, oil cylinder, first connecting rod mechanism, second connecting rod mechanism, the second tower body column, the first tower body column, First rocking arm, the second rocking arm, oil cylinder, the first pull bar, turntable, vehicle frame, balancing weight, supporting leg, Second pull bar, mast, the 3rd pull bar, waist rope and strut, the first weighing arm and the second crane arm it Between connected by first connecting rod mechanism, second connecting rod mechanism and oil cylinder, bearing pin is passed through in one end of mast Being connected with one end of the second crane arm, the other end is connected by the second pull bar and the second crane arm other end Connecing, be connected with turntable by the first pull bar, the 3rd pull bar simultaneously, the first tower body column is hinged with turntable, Second tower body column is connected with turntable by strut, and the first tower body column and the second tower body column pass through bearing pin Hinged, the second crane arm and the second tower body column are by hinge, one end of oil cylinder and the first rocking arm Connecting with the second rocking arm, the other end of oil cylinder and the first tower body column connect, and turntable is fixedly installed Balancing weight, and turntable is fixed on vehicle frame, the two bottom sides of vehicle frame is provided with supporting leg, and waist rope is by Three pull bars and the first tower body column connect.

The beneficial effects of the utility model: it can overcome the drawback of prior art, novel in structural design Rationally, it is not necessary to immobilizing foundation, four spiral supporting legs heavy-duty machine is supported, in use by four Individual supporting leg launches, and supports heavy-duty machine, can use, easy to use, and tower body is enclosed by two joints Box shape steel structure forms, and antitorque, flexing resistance is greatly increased, and simple in construction, compact, when vertical When post processes plumbness, bearing capacity is bigger, more surely.Two are had to support seat on tower body column respectively, when When tower body column is in running order, the seat that supports on the second tower body column is embedded into the support of the first tower body column In Zuo, can not produce movement at left and right directions, this tower body is connected with turntable by strut, makes tower Body forms fixed triangle shape with turntable, keeps steady statue；Installing and transport need not other Hoisting aids equipment, can receive car as towing state, draw with a lorry, and this lifting Machine is equipped with Digiplex, can operate, greatly improve operation on ground or building Convenience.

Accompanying drawing illustrates:

For ease of explanation, this utility model is embodied as and accompanying drawing is described in detail by following.

Fig. 1 is this utility model structural representation；

Fig. 2 is the status architecture schematic diagram that this utility model is organized work.

1-the first weighing arm；2-the second crane arm；3-oil cylinder；4-first connecting rod mechanism；5-second Linkage；6-the second tower body column；7-the first tower body column；8-the first rocking arm；9-the second rocking arm； 10-oil cylinder；11-the first pull bar；12-turntable；13-vehicle frame；14-balancing weight；15-supporting leg；16- Second pull bar；17-mast；18-the 3rd pull bar；19-waist rope；20-strut.

Detailed description of the invention:

As shown in Figure 1-2, this detailed description of the invention is by the following technical solutions: it comprises the first Weighing arm the 1, second crane arm 2, oil cylinder 3, first connecting rod mechanism 4, second connecting rod mechanism 5, second Tower body column the 6, first tower body column the 7, first rocking arm the 8, second rocking arm 9, oil cylinder the 10, first pull bar 11, turntable 12, vehicle frame 13, balancing weight 14, supporting leg the 15, second pull bar 16, mast 17, Three pull bars 18, waist rope 19 and strut 20, pass through between the first weighing arm 1 and the second crane arm 2 First connecting rod mechanism 4, second connecting rod mechanism 5 and oil cylinder 3 connect, and pin is passed through in one end of mast 17 One end of axle and the second crane arm 2 connects, and the other end passes through the second pull bar 16 and the second crane arm 2 The other end connects, and is connected with turntable 12 by the first pull bar the 11, the 3rd pull bar 18, first simultaneously Tower body column 7 is hinged with turntable 12, and the second tower body column 6 is connected with turntable 12 by strut 20, and First tower body column 7 and the second tower body column 6 are by hinge, the second crane arm 2 and the second tower body Post 6 is by hinge, and one end of oil cylinder 10 is connected with the first rocking arm 8 and the second rocking arm 9, oil The other end and first tower body column 7 of cylinder 10 connect, and turntable 12 is fixedly installed balancing weight 14, And turntable 12 is fixed on vehicle frame 13, the two bottom sides of vehicle frame 13 is provided with supporting leg 15, waist rope 3rd pull bar 18 is connected by 19 with the first tower body column 7.

The operation principle of this detailed description of the invention is: when not working, and two joint crane arms are collapsed state, Oil cylinder 3 and first connecting rod mechanism 4 and second connecting rod mechanism 5 is passed through by the second crane arm 2 during work Being turned to level, one end of mast 17 is connected, separately by bearing pin and second crane arm 2 one end One end is connected with second crane arm 2 other end by pull bar 16, pass through simultaneously the first pull bar 11, the Three pull bars 18 are connected with turntable 12, and crane arm is kept duty；And when not working second Tower body column 6 and the first tower body column 7 are upper and lower doublings and keep level, operationally by support Bar 20, oil cylinder the 10, first rocking arm the 8, second rocking arm 9 are by the second tower body column 6 and the first tower body column 7 upsets rotate it to plumbness simultaneously, first tower body column 7 when tower body column is in running order On support seat be embedded in the support seat of the first tower body column 6, movement can not be produced at left and right directions, And first tower body column 7 be connected with turntable 12 by strut 20, make tower body be formed with turntable 12 and fix Triangle, keeps steady statue, the second crane arm 2 and the first tower body column 6 to pass through hinge, Two crane arms are deployed into level when tower body erects simultaneously.

Of the present utility model ultimate principle and principal character and this utility model have more than been shown and described Advantage.Skilled person will appreciate that of the industry, this utility model is not limited by above-described embodiment System, simply illustrates principle of the present utility model described in above-described embodiment and description, is not taking off On the premise of this utility model spirit and scope, this utility model also has various changes and modifications, In the range of these changes and improvements both fall within claimed this utility model.This utility model requirement Protection domain is defined by appending claims and equivalent thereof.

Claims (1)

1. a Collapsible movable derrick crane, it is characterised in that: it comprise the first weighing arm (1), Second crane arm (2), oil cylinder (3), first connecting rod mechanism (4), second connecting rod mechanism (5), second Tower body column (6), the first tower body column (7), the first rocking arm (8), the second rocking arm (9), oil cylinder (10), First pull bar (11), turntable (12), vehicle frame (13), balancing weight (14), supporting leg (15), second draw Bar (16), mast (17), the 3rd pull bar (18), waist rope (19) and strut (20), the first weighing arm (1) And second between crane arm (2) by first connecting rod mechanism (4), second connecting rod mechanism (5) and oil cylinder (3) Connecting, one end of mast (17) is connected by one end of bearing pin and the second crane arm (2), and the other end leads to Cross the second pull bar (16) to be connected with the second crane arm (2) other end, simultaneously by the first pull bar (11), 3rd pull bar (18) is connected with turntable (12), and the first tower body column (7) is hinged with turntable (12), the second tower Shenzhu (6) is connected with turntable (12) by strut (20), and the first tower body column (7) and the second tower body column (6) by hinge, the second crane arm (2) and the second tower body column (6) are by hinge, oil cylinder (10) one end is connected with the first rocking arm (8) and the second rocking arm (9), the other end of oil cylinder (10) and One tower body column (7) connects, and turntable (12) is fixedly installed balancing weight (14), and turntable (12) is fixed On vehicle frame (13), the two bottom sides of vehicle frame (13) is provided with supporting leg (15), and waist rope (19) is by the 3rd Pull bar (18) is connected with the first tower body column (7).