CN104326376B - A kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer - Google Patents

A kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer Download PDF

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Publication number
CN104326376B
CN104326376B CN201410551815.9A CN201410551815A CN104326376B CN 104326376 B CN104326376 B CN 104326376B CN 201410551815 A CN201410551815 A CN 201410551815A CN 104326376 B CN104326376 B CN 104326376B
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China
Prior art keywords
tower body
harbour
jib
hoist rope
design
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CN201410551815.9A
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Chinese (zh)
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CN104326376A (en
Inventor
崔益华
徐自平
高剑钊
杨佳卫
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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Priority to CN201410551815.9A priority Critical patent/CN104326376B/en
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    • 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
    • B66C23/18Cranes 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 specially adapted for use in particular purposes
    • B66C23/36Cranes 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 specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
    • 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
    • B66C23/68Jibs foldable or otherwise adjustable in configuration

Abstract

The invention discloses and a kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer, including tower body, jib and base, the first pull bar it is provided with in the middle part of tower body, tower body bottom is provided with the second pull bar, first pull bar front end is provided with the first hinge, and base is provided with strut, and strut front end is provided with the second relatively point, first hinge and the second hinge are connected by bearing pin, and jib front end is provided with support wheel;The a kind of of the present invention anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer and have the advantage that complete machine height is low, and easy to maintenance, uprising wind energy power is strong, it is to avoid topple under storm wind.

Description

A kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer
Technical field
The present invention relates to crane field, anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer particularly to a kind of.
Background technology
Harbour mobilecrane be a kind of can be the focused protection equipment at harbour at harbour, the crane of stockyard transition operation, these equipment once suffer that destruction will have a strong impact on port security and produce, even result in harbour paralysis.The major port crane gear capsizing case caused because of disaster caused by a windstorm both at home and abroad, mainly has two kinds of situations: one is to be attacked by strong storm in the case of gale forecast, and the protection from the wind of harbour bank crane can not resist powerful wind-force.Such as 1996, Port of Zhanjiang caused 16 Finishing of Machinery in Large-Scale Port complete machine unstabilitys topple because suffering 15 typhoons, became the harbour disaster losing maximum after the founding of the state;Two is to suffer attacking without the sharp-edged gust that forecasts.Such as in July, 1991 Qingdao Harbour burst hurricane, two bank cranes collapse, and cause harbour container handling operation to stop production half a year;Two 1880t/h grab bucket ship unloaders that Baosteel Raw Material Wharf in 2004 is working are prominent meets hurricane and bumps against and collapse.China damages the event causing harbour paralyse many because of the burst crane gear that causes of wind in recent years.The most either draught exclusion device is all paid much attention to by harbour or crane maker.China is clear stipulaties in " safety rules for lifting appliances ", and the rail mounted of outdoor work acts the machine of holding, and all should install wind-proof device, including Radix Saposhnikoviae securing device, anti-creep device and anchor.Being mounted with the more advanced windproof safety device such as novel fluid pressure type wind-proof iron wedge brake (abbreviation wind-proof iron wedge) and hydraulic wheel rim brake (being called for short clip wheel device) in recent years in crane travelling mechanism chassis group, the attack to the fitful wind and strong storm of resisting large wind serves good Radix Saposhnikoviae AsA-GSH cycle.In view of this, due to the needs unloaded a ship, rubber tyre gantry crane design height is the highest, and especially those lifting capacities are bigger, the crane that operating radius is bigger, now, crane is when harbour, stockyard transfer, sometimes because limitation in height is impassable, and when overhaul, due to the highest maintenance difficult, easily topple when storm wind, so it is necessary to design a kind of design can fallen jib and tower body on ground.Chinese patent ZL201120353233.1 discloses a kind of single-cantilever-crane gantry crane, including door frame, rotating disk, engine house, equalizer bar, lower link bar, jib and drivers' cab, also include column, it is provided above rotating disk at door frame cylinder, it is provided above column at rotating disk, the top of column is provided with equalizer bar, equalizer bar is connected with jib by the lower link bar of its bottom, column is provided with engine house, the column side be positioned at jib side is provided with drivers' cab, hoist rope is walked around reel and is extended to some pulleys be connected with suspension hook below jib front end.It is high that this patent solves the whole door machine center of gravity of single-cantilever-crane gantry crane in prior art, thus affect the defect of the stability of complete machine, simultaneously hoist rope motion time exist simultaneously two kinds around to, provide one and be substantially reduced machine gravity, the single-cantilever-crane gantry crane of prolonging service life of steel wire, though it reduces center of gravity, but the most substantial reduction complete machine height, still have, when meeting with storm wind, the probability toppled over;Chinese patent ZL201220297801.5 discloses a kind of energy-conservation fixed crane, it includes base, turntable it is provided with on base, drivers' cab and upper rotary column, crane arm is installed on turntable, luffing assembly pulley is arranged on crane arm, jib lubbing mechanism is installed on turntable, lifting mechanism and rotating mechanism, upper rotary column is Detachable propeller strut, lifting mechanism is arranged as two sets, it includes motor, deceleration device, shaft coupling and reel, motor is connected with deceleration device by shaft coupling, deceleration device connects reel, relative to the opposite side connecting reel, brake is installed on deceleration device.Above-mentioned energy-conservation fixed crane is in the case of ensureing the less afterbody radius of gyration, and jib lubbing mechanism, lifting mechanism and rotating mechanism are arranged on turntable, goes up rotary column simultaneously and uses man-like shelf form, makes the deadweight of crane substantially alleviate, and energy saving and cost lowering effect is obvious.But this patent has been arranged to crane fixed for the problem solving to be blown down by storm wind, though to some extent solving stormproof technical problem, but because it is immovable, can make troubles when maintenance;Chinese patent ZL201320373958.6 discloses a kind of Multipurpose port tire crane, it includes lifting mechanism, turntable, internal combustion engine, jib lubbing mechanism, slew gear, man-like shelf, jib, drivers' cab, travel switch board, cable drum or cable box, hydraulic power unit and banked direction control valves, steeraxle, drive axle, traveling mechanism, movable supporting legs, fixed supporting leg and underframe, described lifting mechanism is overlapped the independent hoist engine that hoists by two and forms, both can be operated alone, also can drive by synchronization combining, when utilizing double rope grab as load-engaging device, pier storage yard and the handling of goods yard bulk goods and stacking operation can be realized, when utilizing suspension hook as load-engaging device, lifting and the handling operation requirement of pier storage yard and goods yard break bulk cargo can be realized, but it can not fall when meeting storm wind and there is potential safety hazard;Chinese patent publication No. CN 103723627 A discloses a kind of multifunctional crane, including some crane girders, straight rail, trolley and electric power system, the quantity of described some crane girders is more than or equal to 2, it is placed in parallel, the quantity of described straight rail is identical with the quantity of described some crane girders, it is separately fixed at the end face of described some crane girders, described trolley contacts described straight rail and is placed on the top of described some crane girders, and described electric power system includes power transmission system and electrical apparatus control system.By the way, multifunctional crane of the present invention has novel structure, performance is the most stable, design dexterous harmony unique, man-machine, safe and reliable, work efficiency is high, easy to use, simple operation and other advantages, market prospect widely is had popularizing of multifunctional crane, but equally exist mobile inconvenience, it is impossible to the defects such as anti-storm wind.Therefore, often there is complete machine excessive height and can not prostrate put in harbor crane of the prior art, it is impossible to the defects such as movement.
Summary of the invention
The purpose of the present invention, is to overcome above-mentioned limitation, thus provides a kind of complete machine height low, and easy to maintenance, uprising wind energy power is strong, it is to avoid that topples under storm wind anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer.
The purpose of the present invention is achieved through the following technical solutions: a kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer, including tower body, jib and base, the first pull bar it is provided with in the middle part of tower body, tower body bottom is provided with the second pull bar, first pull bar front end is provided with the first hinge, and base is provided with strut, and strut front end is provided with the second relatively point, first hinge and the second hinge are connected by bearing pin, and jib front end is provided with support wheel.
Preferably, being provided with rotating disk bottom tower body, rotating disk connects amplitude oil cylinder, and the other end of amplitude oil cylinder is connected to jib bottom.
Preferably, base bottom is provided with roller, and tower body top is provided with compensation of luff system.
Preferably, compensation of luff system includes:
Lifting pulley group, lifting pulley group includes the first lifting pulley and the second lifting pulley, the first hoist rope it is wound with on first lifting pulley, the second hoist rope it is wound with on second lifting pulley, one end of first hoist rope and the second hoist rope is connected on hoisting drum, and hoisting drum is arranged on tower body.
Preferably, the first hoist rope and the second hoist rope other end are connected on jib hook foremost, and the first hoist rope wound clockwise is on the first lifting pulley, and the second hoist rope wound clockwise is on the second lifting pulley.
In sum, a kind of of the present invention anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer and have the advantage that complete machine height is low, and easy to maintenance, uprising wind energy power is strong, it is to avoid topple under storm wind.
Accompanying drawing explanation
Fig. 1 is the working state structure schematic diagram of the present invention;
Fig. 2 is the status architecture schematic diagram that fell of the present invention;
Fig. 3 is the changing-breadth system structural representation of the present invention;
Label in figure: 1-tower body, 2-jib, 3-base, 4-the first pull bar, 5-the second pull bar, 6-the first hinge, 7-strut, 8-the second hinge, 9-lifting pulley group, 91-the first lifting pulley, 92-the second lifting pulley, 93-hoisting drum, 901-the first hoist rope, 902-the second hoist rope, 10-rotating disk, 11-amplitude oil cylinder, 12-roller, 13-compensation of luff system, 14-support wheel, 15-hook.
Detailed description of the invention
In order to deepen the understanding of the present invention, below in conjunction with embodiment and accompanying drawing, the invention will be further described, and this embodiment is only used for explaining the present invention, is not intended that limiting the scope of the present invention.
Such as Fig. 1, a kind of shown in Fig. 2 anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer, including tower body 1, jib 2 and base 3, the first pull bar 4 it is provided with in the middle part of tower body 1, tower body 1 bottom is provided with the second pull bar 5, first pull bar 4 and the second pull bar 5 are all at the back side of tower body 1, first pull bar 4 is flexibly connected with the second pull bar 5, and first pull bar 4 front end be provided with the first hinge 6, base 3 is provided with strut 7, strut 7 front end is provided with second and relatively puts 8, first hinge 6 and the second hinge 8 are connected by bearing pin, jib 2 front end is provided with support wheel 14, rotating disk 10 it is provided with bottom tower body 1, connect on rotating disk 10 and have amplitude oil cylinder 11, the other end of amplitude oil cylinder 11 is connected to jib 2 bottom, base 3 bottom is provided with roller 12, tower body 1 top is provided with compensation of luff system 13.Tower body 1, amplitude oil cylinder 11 and the connection of jib 2 be designed to as shown in Figure 1 is hinged.Use bearing pin to connect the first hinge 6 and the second hinge 8 simultaneously, so, when running into certain difficulty and needing the height reducing crane, the bearing pin connected between the first hinge 6 and the second hinge 8 can be pulled out.Then under the effect of amplitude oil cylinder 11 and dead load, operation amplitude oil cylinder 11 is slowly stretched out, now past design direction progressively is gone by tower body 1 and jib 2, jib 2 was fallen on the ground, install one at jib 2 head simultaneously and support wheel 14, when tower body 1 is progressively droped to the ground on the ground, support wheel 14 rolling, play and prevent jib 2 head and ground friction from causing damaging, and support wheel 14 can be designed to the structure that transversely longitudinal direction can be movable, crane can be moved in a border circular areas, until complete machine fell on the ground completely as shown in Figure 2, now complete machine height is 9m, so complete machine just can run under the lowest height, can be easily by general limit for height barrier, complete machine is greatly reduced pass through the restriction of condition;And when overhaul, owing to complete machine height is relatively low, maintenance is easily;And uprising wind is very capable.That avoids complete machine in the case of storm wind topples over hidden danger.
Compensation of luff system 13 as shown in Figure 3 includes: lifting pulley group 9, lifting pulley group 9 includes the first lifting pulley 91 and the second lifting pulley 92, the first hoist rope 901 it is wound with on first lifting pulley 91, the second hoist rope 902 it is wound with on second lifting pulley 92, one end of described first hoist rope 901 and the second hoist rope 902 is connected on hoisting drum 93, and described hoisting drum 93 is arranged on tower body 1.First hoist rope 901 and second hoist rope 902 other end are connected on jib 2 hook 15 foremost, first hoist rope 901 wound clockwise is on the first lifting pulley 91, and the second hoist rope 902 wound clockwise is on the second lifting pulley 92.
In sum, a kind of of the present invention anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer and have the advantage that complete machine height is low, and easy to maintenance, uprising wind energy power is strong, it is to avoid topple under storm wind.

Claims (4)

1. anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer for one kind, including tower body (1), jib (2) and base (3), it is characterized in that: described tower body (1) middle part is provided with the first pull bar (4), tower body (1) bottom is provided with the second pull bar (5), described first pull bar (4) front end is provided with the first hinge (6), described base (3) is provided with strut (7), described strut (7) front end is provided with the second hinge (8), described first hinge (6) and the second hinge (8) are connected by bearing pin, described jib (2) front end is provided with support wheel (14),Described tower body ( 1 ) bottom be provided with rotating disk ( 10 ), described jib ( 2 ) bottom be articulated with tower body ( 1 ), amplitude oil cylinder ( 11 ) one end be connected to rotating disk ( 10 ), the other end be connected to jib ( 2 ) bottom.
The most according to claim 1 a kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer, it is characterised in that: described base (3) bottom is provided with roller (12), and described tower body (1) top is provided with compensation of luff system (13).
The most according to claim 2 a kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer, it is characterised in that: described compensation of luff system (13) including:
Lifting pulley group (9), described lifting pulley group (9) includes the first lifting pulley (91) and the second lifting pulley (92), it is wound with the first hoist rope (901) on described first lifting pulley (91), the second hoist rope (902) it is wound with on second lifting pulley (92), one end of described first hoist rope (901) and the second hoist rope (902) is connected on hoisting drum (93), and described hoisting drum (93) is arranged on tower body (1).
The most according to claim 3 a kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer, it is characterized in that: described first hoist rope (901) and the second hoist rope (902) other end are connected on jib (2) hook (15) foremost, described first hoist rope (901) wound clockwise is on the first lifting pulley (91), and described second hoist rope (902) wound clockwise is on the second lifting pulley (92).
CN201410551815.9A 2014-10-17 2014-10-17 A kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer Active CN104326376B (en)

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CN201410551815.9A CN104326376B (en) 2014-10-17 2014-10-17 A kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer

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Application Number Priority Date Filing Date Title
CN201410551815.9A CN104326376B (en) 2014-10-17 2014-10-17 A kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer
PCT/CN2014/094150 WO2016058266A1 (en) 2014-10-17 2014-12-18 Port mobile crane capable of being proof against storm wind and capable of overturning to transfer by means of mechanism design

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CN104326376A CN104326376A (en) 2015-02-04
CN104326376B true CN104326376B (en) 2016-08-24

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WO2016058266A1 (en) 2016-04-21

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