CN209112399U - Folding telescopic fore-and-aft gangway device with compensation of undulation function - Google Patents
Folding telescopic fore-and-aft gangway device with compensation of undulation function Download PDFInfo
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- CN209112399U CN209112399U CN201821012872.XU CN201821012872U CN209112399U CN 209112399 U CN209112399 U CN 209112399U CN 201821012872 U CN201821012872 U CN 201821012872U CN 209112399 U CN209112399 U CN 209112399U
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Abstract
The utility model relates to a kind of folding telescopic fore-and-aft gangway device with compensation of undulation function, it is characterised in that: it includes fixed frame (3), rotary disk (5), rollover stand (7), transitional footboard (8), telescopic jib (10), overturning oil cylinder one (4), overturning oil cylinder two (6), overturning oil cylinder three (9), storage locking cylinder；Rotary disk (5) end is movably hinged rollover stand (7), rollover stand (7) lower removable articulated telescopic cantilever crane (10), overturning oil cylinder three (9) are movably hinged between rollover stand (7) and telescopic jib (10), transitional footboard (8) end is movably hinged in telescopic jib (10) front end, is followed in telescopic jib (10) amplitude changing process and is slided in rollover stand (7) guide rail.The safety that the utility model solves personnel between each different Offshore Units such as ship-ship, ship-platform, ship-bank, ship-beacon is changed to and the operations such as simple material transfer, it not only had included conveying rescue personnel to being rescued ship, but also the technical issues of the wounded for being rescued ship are transferred to salvor by needs.
Description
Technical field
The utility model relates to a kind of fore-and-aft gangway device, especially a kind of high sea situation for ship, marine engineering equipment is used
Folding telescopic fore-and-aft gangway device with compensation of undulation function.
Background technique
Along with the arrival of world ocean exploitation upsurge, marine engineering equipment industry is maked rapid progress, is matched to marine engineering equipment
The requirement for covering equipment is also higher and higher.People between each different Offshore Units such as traditional ship-ship, ship-platform, ship-bank
The operations such as the safety transfer of member and simple material transfer can no longer meet the needs of operation, band by gangway ladder, springboard, hanging basket etc.
The exploitation and use of the folding telescopic fore-and-aft gangway device of compensation of undulation function have boundless prospect.
Folding telescopic fore-and-aft gangway device is widely used in external marine worker field, is typically mounted on ocean platform or is supported ship
Topside realizes staff's rapid transport and goods and materials conveying, improves reliability and transfer efficiency.External related several companies are light-duty
Fore-and-aft gangway product introduction is as follows:
Uptime is ICD company and co-partnership company, Marine Aluminium AS company, and special design and construction have wave
The transfer fore-and-aft gangway of unrestrained compensation function.
Uptime is the construction Chevron Research Company (CRC) that most experienced prison makes aluminum transfer fore-and-aft gangway in the world.The telescopic step of company
Bridge is the important equipment in marine worker operation process, and there is provided personnel's transferring passages for its main function.
The sharpest edges of the light-duty fore-and-aft gangway of UPTIME company, the flexible fore-and-aft gangway are its safety.Under severe sea situation, it
Still it can guarantee the safety of personnel.In case of emergency, which can automatically disengage.
The light-duty fore-and-aft gangway of Uptime, important technological parameters are as follows: active length: 15m；Collapsing length: ± 4m；Walking is wide
Degree: 1.2m；Operating angle :+20 °/- 15 °；Design load:
200kg/m2；Structure: aluminium peculiar to vessel.
Personnel safe can be transferred on offshore installation or harbour by the telescopic light-duty fore-and-aft gangway of SMST company.
The telescopic light-duty fore-and-aft gangway of SMST, the telescopic fore-and-aft gangway design being mounted on ship are installed on the base.Device systems
It can operate, turn round and be stretched to adjust the variation between the horizontal plane of equipment and offshore plant or harbour against the wind.Lifting and
Its stability is able to maintain in landing maneuver.Telescopic fore-and-aft gangway is made of Light Aluminum Alloy.Collapsing length is between 13.5m to 24m.
The light-duty fore-and-aft gangway structure of the through type of TENWOLDE company is simple, but it is big that occupied space is installed on ship.Fig. 1-3 is
The light-duty fore-and-aft gangway of TENWOLDE company through type.The light-duty fore-and-aft gangway of the through type of TENWOLDE company is mountable to overlap other ships in ship
Or harbour, specification have: length: 6m, width: 0.5m；
Length: 9m, width: 0.6m；Length: 10m, width: 0.6m；Length: 16m, width: 0.8m；Length: 18m, it is wide
Degree: 1.0m；
As the cradle of World Ship matching technology, Europe forms more complete marine equipment research and development of products and life
Production system, and by continuous technological innovation, firmly the developing direction that hold the mating industry in the world.Above-mentioned deck operating equipment
Function is more single, and structure is complicated, and span is big, and storage configuration compares occupied space.
Along with the deep implementation of the ocean development plan in China, the special equipment of the industries such as ocean engineering, marine salvage
Demand is continuously increased, high in technological content, added value is high, the degree of modularity is high etc. relative to Marine engineering matching equipment equipment
Feature is more obvious, in addition current country carries forward vigorously home-made equipment, the band compensation of undulation function as special deck machinery
Folding telescopic fore-and-aft gangway device exploitation and using have boundless prospect.
However, folding telescopic fore-and-aft gangway device as special deck machinery, will solve the below technical problem that a) multistage is turned over
The function of turning the combination operation of-two lockings of single-revolution-- multi-stage expansion is realized；B) folding telescopic fore-and-aft gangway device rotary disk with stretch
The structure of contracting mechanism designs；C) multiple degrees of freedom compensation and more operations linkage；D) guarantee in the structure of each revolution and luffing hydraulic
The transmitting of power；E) hydraulic system Miniaturization Design；F) it is accurate that the transmission of control signal is accurate and effective, manipulation is realized with movement
It is errorless；G) it is small to occupy shipment space for folding telescopic fore-and-aft gangway device.
Utility model content
The utility model is each different Offshore Units such as ship-ship to be solved, ship-platform, ship-bank, ship-beacon
Between personnel safety transfer and the operations such as simple material transfer, not only included conveying rescue personnel to being rescued ship, but also needs will be by
The technical issues of wounded of ship are transferred to salvor is rescued, and a kind of folding telescopic fore-and-aft gangway dress with compensation of undulation function is provided
It sets.
In order to solve the above technical problems, the technical solution of the utility model is: folding telescopic fore-and-aft gangway device includes control
Case, fixed frame, rotary disk, rollover stand, transitional footboard, telescopic jib, overturning oil cylinder one, overturning oil cylinder two, turns over hydraulic adapter tube case
Turn oil cylinder three, telescopic oil cylinder, angling cylinder, storage locking cylinder, hydraulic system, electric-control system etc..Its main feature is that: under fixed frame
Portion is movably hinged rotary disk, and overturning oil cylinder one is movably hinged between fixed frame and rotary disk, this is an overturning, and fixed frame upper end is solid
Dingan County fills one group of storage locking cylinder, and for the mechanical interlocking of basic machine storage locking, this is a locking, and rotary disk end is living
Hinged rollover stand is moved, overturning oil cylinder two is movably hinged between rotary disk and rollover stand, this is two overturnings, rollover stand lower removable hinge
Telescopic jib is connect, overturning oil cylinder three is movably hinged between rollover stand and telescopic jib, this is three overturnings, and overturning oil cylinder three is working
Under state, it may choose whether have compensation of undulation function, to adapt to the length variation between sea situation variation two ship of bring, transition
Pedal end is movably hinged in telescopic jib front end, is followed in telescopic jib amplitude changing process and is slided in rollover stand guide rail.
Folding telescopic fore-and-aft gangway device is storage shape after three flexible-- mono- lockings of-tri- overturning of the locking of single-revolution-mono-
State, wherein three stretch and successively retract in place for three groups of telescopic oil cylinders in telescopic jib, three it is flexible in place after overturning oil cylinders three contract
It is back to and telescopic jib is in horizontality, single-revolution is stretched out/is retracted to according to telescopic jib present position for angling cylinder and stretches
Contracting cantilever crane is overlapped with rotary disk center line, and a locking is that storage locking cylinder stretches out in place, to limit rotary disk in rotary disk
Operation is turned round, three overturnings are that the retraction of overturning oil cylinder three drives telescopic jib to overturn 90 °, and then overturning oil cylinder two is retracted to drive and be overturn
Frame overturns 90 ° together with telescopic jib, afterwards turns over the retraction of oil cylinder one and rotary disk, rollover stand is driven to overturn together with telescopic jib
90 °, a locking, which is that the one group of storage locking cylinder in fixed frame upper end is synchronous, stretches out in place, self-locking makes using mechanical interlocking cooperation is hydraulic
Fore-and-aft gangway device reaches safe storage configuration.
Rotary disk include last time turntable, lower rotary disk, pivoting support, storage locking cylinder, angling cylinder, last time turntable with
Lower rotary disk is coupled using pivoting support, and pivoting support is combined crank link mechanism by angling cylinder stretching/retraction and pushed away
It move/retracts, may choose whether have lag function under angling cylinder working condition, to adapt between sea situation variation two ship of bring
Angle offset, the fluid pressure line and cable of each executive component and component are from lower rotary disk into last time turntable goes out, in lower revolution
Using drag chain fixed heel with last time turntable forwards/reverse synchronous revolving in disk, position locking is using storage locking cylinder in rotary disk
Pin shaft is cooperated to complete.
Telescopic jib is by telescopic arm one, telescopic arm two, telescopic arm three, telescopic arm four, telescopic oil cylinder, roller group, springboard, length
The composition such as sensor, angular transducer, wear strip is spent, by four section telescopic arms, by wear strip, successively nesting forms telescopic jib,
Every two adjacent sections telescopic arm is respectively articulated with one group of telescopic oil cylinder and controls its stretching/retraction, and roller group is installed on four end of telescopic arm,
One group of buffer spring of band, can be relieved part overlap joint impact force, and front edge of board is movably hinged in idler wheel group end, storage configuration bolt
It connects in four end of telescopic arm, working condition is overlapped on target platform, deck plane or harbour, facilitates personnel or more, length sensing
Device is installed on one end of telescopic arm, and rope stretching end is installed on four end of telescopic arm, can real-time monitoring telescopic jib extension elongation, angle
Degree sensor is installed on one front half section of telescopic arm, can real-time monitoring telescopic jib change angle, and measuring signal is fed back into behaviour
Make platform, prepares for operator's subsequent action and equipment safety operation.
Hydraulic system is made of hydraulic power unit, hydraulic adapter tube case etc., and wherein hydraulic power unit includes fuel tank, motor, pump group, height
Pressure filter, pressure gauge, thermometer, liquidometer etc., hydraulic adapter tube case include proportional multi-way valve, balanced valve, compensation of undulation valve group etc.,
Control overturning oil cylinder one, overturning oil cylinder two, overturning oil cylinder three, telescopic oil cylinder, revolution are separately connected by manipulating proportional multi-way valve
Oil cylinder, storage locking cylinder, balanced valve be connected to overturning oil cylinder one, overturning oil cylinder two, overturning oil cylinder three, angling cylinder with
Between proportional multi-way valve, compensation of undulation valve group is used for overturning oil cylinder three and angling cylinder.
Electric-control system is made of control cabinet, junction box, acousto-optic indicator light, remote controler etc., and wherein control cabinet includes 24V electricity
Source, 220V power supply, relay, contactor, CPU module, ethernet communication module, input/output module and control handle etc.；It connects
Line case includes 24V power supply, expansion module, input/output module, CAN-Bus I/O module and remote control reception module etc..CAN-Bus
I/O module is communicated with remote control reception module by CAN bus, while CAN bus data-signal is resolved to Profibus
Bus signals are simultaneously communicated with expansion module.CPU module is transmitted to CAN-Bus IO mould for signal is controlled by expansion module
Block, final output is to proportional multi-way valve；Proportional multi-way valve is separately connected overturning oil cylinder one, overturning oil cylinder two, overturning oil cylinder three, returns
Turn oil cylinder, telescopic oil cylinder, storage locking cylinder, for realizing fixed frame, rotary disk, the routing up/take in of rollover stand, rotary disk
Left/right turn, stretching/retraction of telescopic jib, locking/opening of position locking in rotary disk, storage rack storage locking locking/
It opens.
As the folding telescopic fore-and-aft gangway device of high integration, it is combined with the dynamic of the flexible two locking single-revolution of three overturnings three
Make, mainly solves under severe environmental conditions at sea, achievable ship-ship, ship-platform, ship-bank, ship-beacon etc. are each not
The operations such as the safety transfer of personnel and simple material transfer between same Offshore Units have both included conveying rescue personnel to reach purpose
Ground executes rescue and maintenance activity, and needs that danger zone will be withdrawn by the personnel of rescuing.The folding telescopic fore-and-aft gangway device can change
It is traditional by helping transfer manner, reduce the risk of wounded's transfer, realize comfortable and steady connection.
Folding telescopic fore-and-aft gangway device, can be installed on topside as needed, can also be equipped with hermatic door and be installed on Ship Structure
On, not only have personnel's transfer and simple material transfer function, but also the operation visual field, operation are extended more using remote control technology
Add safe and reliable.Folding telescopic fore-and-aft gangway device is the mankind in the case where carrying out ocean platform, engineering ship, the contour sea situation of sea rescue
When operation, in order to guarantee personnel safety and the operations such as simple material transfer and the special ship deck of the one kind that developed changes
Multiply equipment, to the adaptable of working environment, widely applicable, technology integrated level is very high.
Detailed description of the invention
Fig. 1 is the light-duty fore-and-aft gangway side schematic diagram of TENWOLDE company through type；
Fig. 2 is the light-duty fore-and-aft gangway other side schematic diagram of TENWOLDE company through type；
Fig. 3 is the light-duty fore-and-aft gangway stereoscopic schematic diagram of TENWOLDE company through type；
Fig. 4 is the folding telescopic fore-and-aft gangway apparatus structure schematic diagram of the utility model；
Fig. 5 is the folding telescopic fore-and-aft gangway device storage configuration structural schematic diagram of the utility model；
Fig. 6 is rotary disk structure schematic diagram；
Fig. 7 is the cross-sectional view of lower rotary disk；
Fig. 8 is telescopic boom structure schematic diagram；
Fig. 9 is the hydraulic schematic diagram of the utility model；
Figure 10 is the electric control principle block diagram of the utility model.
Specific embodiment
The utility model is described in further detail with embodiment with reference to the accompanying drawing.
As shown in Fig. 4 to Figure 10, the folding telescopic fore-and-aft gangway device of the utility model is by basic machine, hydraulic system, electricity
The composition such as control system.Folding telescopic fore-and-aft gangway device is the ship deck machinery of multistage overturning, multi-stage expansion, electro-hydraulic driving.
Folding telescopic fore-and-aft gangway device can be arranged in unilateral ship side as needed, be also disposed at ship side two sides, can also match
Standby hermatic door is installed in Ship Structure, and working radius determines that ship-ship, ship-platform, ship-bank, ship-beacon etc. are each
Overlap distance between different Offshore Units, it is contemplated that be directed under ship-height sea situation the operation topside spacing one " by side band cable "
As not super 5m, ship-platform spacing depending on ship tonnage, ship-bank be in mooring band cable state topside and bank spacing generally not
Super 5m, ship-beacon spacing consider that active length is too long and are unfavorable for personnel safety transfer, comprehensively consider folding depending on ship tonnage etc.
Folding telescopic fore-and-aft gangway device outboard-work length is about 15m.
The structure basis of folding telescopic fore-and-aft gangway device is fixed frame, rotary disk, rollover stand, telescopic jib, according to CCS ship
Oceangoing ship hoist design specification carries out intensity, rigidity and antidumping to fixed frame, rotary disk, rollover stand, telescopic jib respectively and stablizes
Property calculate, and Optimal Structure Designing is carried out to rotary disk and telescopic jib, not only meets light-weight design, but also sum up back
Influence of the deformation of turntable and telescopic jib to system improves the adaptability and reliability of equipment.
The driving of folding telescopic fore-and-aft gangway device is driven negative using hydraulic driving mode, power section using motor
Sensitive pump is carried, automatic adjusument can be carried out to load pressure.Control mode uses electrical-liquid control, is controlled by electric signal
The movement of each proportioning valve, when flow overrate, each output flow is guaranteed each dynamic in the synchronous decline of ratio of control
Make reliable.System has emergency motor and emergency pump set for the possible period of want or need.Executing agency mainly realizes various pieces movement
Hydraulic cylinder.
Operation is optional using local operation+wireless remote control two ways, realizes function control and emergent stopping.Remote controler exists
The instruction per second for continuously transmitting 15 or more, allows multipoint operation at work under normal operation；Local control can root
Unobscured place is placed according to equipment situation to use, can also camera be cooperated to use, and improves equipment operation safety.
As shown in figure 4, folding telescopic fore-and-aft gangway device is made of basic machine, hydraulic system, electric-control system, wherein mechanical
Ontology includes control cabinet 1, hydraulic adapter tube case 2, fixed frame 3, rotary disk 5, rollover stand 7, transitional footboard 8, telescopic jib 10, overturning
Oil cylinder 1, overturning oil cylinder 26, overturning oil cylinder 39, telescopic oil cylinder 11, angling cylinder, storage locking cylinder etc..Under fixed frame 3
Portion is movably hinged rotary disk 5, and overturning oil cylinder 1, the fixed peace in 3 upper end of fixed frame are movably hinged between fixed frame 3 and rotary disk 5
One group of storage locking cylinder is filled, for the mechanical interlocking of basic machine storage locking, 5 end of rotary disk is movably hinged rollover stand 7,
Overturning oil cylinder 26,7 lower removable articulated telescopic cantilever crane 10 of rollover stand, rollover stand 7 are movably hinged between rotary disk 5 and rollover stand 7
Overturning oil cylinder 39 is movably hinged between telescopic jib 10, overturning oil cylinder 39 in the operating condition, may choose whether have wave
Unrestrained compensation function, to adapt to the length variation between sea situation variation two ship of bring, 8 end of transitional footboard is movably hinged in flexible
10 front end of cantilever crane follows in 10 amplitude changing process of telescopic jib and slides in 7 guide rail of rollover stand.
Folding telescopic fore-and-aft gangway device is illustrated in figure 5 through three flexible-- mono- lockings of-tri- overturning of the locking of single-revolution-mono-
Storage configuration afterwards, wherein three stretch and successively retract in place for three groups of telescopic oil cylinders in telescopic jib 10, every group of telescopic oil cylinder
Retracting, which may be selected to be equipped in place close to switch detection signal, feeds back to station, stops the fuel feeding of telescopic oil cylinder to protect, and three
It is flexible in place after overturning oil cylinder 39 be retracted to telescopic jib 10 be in horizontality, at this time single-revolution for angling cylinder according to
10 present position of telescopic jib is stretched out/is retracted to telescopic jib 10 and is overlapped with 5 center line of rotary disk, and revolution has close afterwards in place
Switch detection signal feeds back to station, stops the fuel feeding of angling cylinder to protect, stores locking cylinder in rotary disk 5 at this time
It stretches out in place, has afterwards in place close to switch detection signal and feed back to station, stop the fuel feeding of storage locking cylinder in rotary disk 5
To protect, to limit the revolution operation of rotary disk 5, three overturnings are that overturning oil cylinder 39 retracts the drive overturning of telescopic jib 10
90 °, outfit may be selected afterwards in place close to switch detection signal and feed back to station, stop the fuel feeding of overturning oil cylinder 39 to go bail for
Shield, then overturning oil cylinder 26, which retracts, drives rollover stand 7 to overturn 90 ° together with telescopic jib 10, may be selected to be equipped in place afterwards close
Switch detection signal feeds back to station, stops the fuel feeding of overturning oil cylinder 26 to protect, and afterwards turns over oil cylinder 1 and retracts band
Dynamic rotary disk 5, rollover stand 7 overturn 90 ° with telescopic jib 10 together, may be selected to be equipped in place afterwards anti-close to switch detection signal
It is fed to station, stops the fuel feeding of overturning oil cylinder 1 to protect, then one group of 3 upper end of fixed frame storage locking cylinder is synchronous
It stretches out in place, has afterwards in place close to switch detection signal and feed back to station, stop on fixed frame one group of storage locking cylinder
Fuel feeding self-locking makes fore-and-aft gangway device reach safe storage configuration to protect, using mechanical interlocking cooperation is hydraulic.
Such as Fig. 6, shown in 7, rotary disk includes last time turntable 12, lower rotary disk 13, pivoting support 14, Telescopic type arm-rest
15, locking cylinder 16, angling cylinder 17 are stored, last time turntable 12 is coupled with lower rotary disk 13 using pivoting support 14, revolution branch
14 are held by 17 stretchings of angling cylinder, and/retraction joint crank link mechanism push/retracts, under 17 working condition of angling cylinder
It may choose whether have lag function, to adapt to the angle offset between sea situation variation two ship of bring, Telescopic type arm-rest 15
It is followed by and stretches back and forth, pass through for personnel safety, fluid pressure line and cable are from lower rotary disk 13 into last time turntable 12 goes out, under
12 forwards/reverse synchronous revolving of last time turntable is followed using drag chain in rotary disk 13, position locking is using storage locking in rotary disk
Oil cylinder 16 cooperates pin shaft to complete.
As shown in figure 8, telescopic jib is by telescopic arm 1, telescopic arm 2 19, telescopic arm 3 20, telescopic arm 4 21, flexible
The composition such as oil cylinder 11, roller group 22, springboard 23, linear transducer 24, angular transducer 25, wear strip, telescopic jib 10 is by four
Saving telescopic arm, successively nested composition, telescopic arm 4 21 are nested in telescopic arm 3 20 by wear strip, are respectively articulated with one group and are stretched
Oil cylinder 11 controls stretch/shrink, and telescopic arm 3 20 is nested in telescopic arm 2 19 by wear strip, is respectively articulated with one group of telescopic oil cylinder
11 control stretch/shrinks, telescopic arm 2 19 are nested in telescopic arm 1 by wear strip, are respectively articulated with one group of telescopic oil cylinder 11 and are controlled
Stretch/shrink, all alternative installation improves safety in utilization close to switch at every section telescopic arm stretching/retraction, and roller group 22 is installed
In 4 21 end of telescopic arm, one group of buffer spring of band can be relieved part overlap joint impact force, and 23 front end of springboard is movably hinged in idler wheel
22 ends of group, storage configuration are bolted in 4 21 end of telescopic arm, and working condition is overlapped in target platform, deck plane or harbour
On, facilitate personnel or more, linear transducer 24 is installed on one 18 end of telescopic arm, and rope stretching end is installed on 4 21 end of telescopic arm
End, can 10 extension elongation of real-time monitoring telescopic jib, angular transducer 25 is installed on one 18 front half section of telescopic arm, can real-time monitoring
10 change angle of telescopic jib, and measuring signal is fed back into station, it is operated for operator's subsequent action and equipment safety
It prepares.
As shown in figure 9, hydraulic system is made of hydraulic power unit, hydraulic adapter tube case 2 etc., wherein hydraulic power unit include fuel tank,
Motor, pump group, pressure filter, pressure gauge, thermometer, liquidometer etc., hydraulic adapter tube case 2 include proportional multi-way valve, balanced valve, wave
Wave compensation valve group etc., by manipulate proportional multi-way valve be separately connected control overturning oil cylinder one, overturning oil cylinder two, overturning oil cylinder three,
Telescopic oil cylinder, angling cylinder, storage locking cylinder, balanced valve are connected to overturning oil cylinder one, overturning oil cylinder two, overturning oil cylinder
Three, between angling cylinder and proportional multi-way valve, compensation of undulation valve group is used for overturning oil cylinder three and angling cylinder.
As shown in Figure 10, electric-control system is made of control cabinet 1, junction box, acousto-optic indicator light, remote controler etc., wherein controlling
Case 1 includes 24V power supply, 220V power supply, relay, contactor, CPU module, ethernet communication module, input/output module and control
Handle processed etc.；Junction box includes 24V power supply, expansion module, input/output module, CAN-Bus I/O module and remote control reception module
Deng.CAN-Bus IO module is communicated with remote control reception module by CAN bus, while CAN bus data-signal being parsed
It is communicated for Profibus bus signals and with expansion module.CPU module is transmitted to by expansion module by signal is controlled
CAN-Bus I/O module, final output is to proportional multi-way valve；Proportional multi-way valve be separately connected overturning oil cylinder one, overturning oil cylinder two,
Overturning oil cylinder three, angling cylinder, telescopic oil cylinder, storage locking cylinder, for realizing fixed frame, rotary disk, the routing up of rollover stand/
Income, stretching/retraction of the left/right turn of rotary disk, telescopic jib, locking/opening of position locking, storage rack are deposited in rotary disk
Put locking/opening of locking.
Folding telescopic fore-and-aft gangway device may be implemented it is double acting link, if angling cylinder and overturning oil cylinder three can link,
Overturning oil cylinder three can link with telescopic oil cylinder, and wantonly two groups of telescopic oil cylinders can link, it is contemplated that equipment operation safety issue
It will cancel with overturning oil cylinder one and two associated action industry of overturning oil cylinder in system, be turned in overturning oil cylinder one and overturning oil cylinder two
Next movement can be carried out after out/withdrawal in place, prevents maloperation from damaging to equipment.
Folding telescopic fore-and-aft gangway device can select luffing to be servo-actuated, revolution in lap works according to sea situation and bonding state
Servo-actuated be servo-actuated with revolution of servo-actuated or luffing is combined, and operational security, applicability and comfort are improved.
Folding telescopic fore-and-aft gangway device is using load sensitive pump and load sensing multi-way valve and electric-control system Collaborative Control
Adjustable load sensitive control system.Being applied in combination for this load-sensing formula plunger pump and load sensing multi-way valve, will load
It senses oil circuit and introduces the stroking mechanism of pump, and increasing the output pressure of pump with the raising of load pressure (is always lesser solid
Level pressure is poor), keep the output flow of pump equal with the actual needs flow of system, there is entire hydraulic system according to load condition
There is provided needs the characteristic of pressure-flow, the basic function of this i.e. load sensitive system.
Various types of sensors can provide feedback information for microprocessor, after microprocessor progress deviation compares and handles
Export control electric current and give ratio solenoid electric valve, control action make load-reacting pump according to the demand of actuator by than
Example provides accurate pressure and flow.
The power loss of load sensitive control system is lower, and efficiency is much higher than conventional hydraulic system.High efficiency, low-loss meaning
Taste the saving and the lower calorific value of hydraulic system of fuel.
The purpose of flow proportional distribution function is when load provides flow beyond main pump system using flow, and program is automatic
Each load flow consumption is proportionally reduced, maintains total flow within the scope of pump metered flow.It avoids artificially manipulating to main pump
System impacts, and plays the role of overload protection.Flow to load executing agency's all potent, flows will not all
Relatively light load, causes heavily loaded end to stagnate.Because this certain risk with the presence of operation and the phenomenon that attonity, should be avoided out
It is existing.
Folding telescopic fore-and-aft gangway device, which respectively acts, is all made of hydraulic driving mode and most of operations can be more action groups
Close, when the realization of movement is needed beyond oil pump maximum pump discharge using Independent fluxes distribution technique, and using load sensitive pump with
Meet the different pressures demand of different movements.
Folding telescopic fore-and-aft gangway device technique parameter:
Pattern: multistage overturning, multi-stage expansion, case structure
Drive pattern: motor-hydraulic-driven
Installed power: 25kW/380V；
Nominal load: 400kg/m2；
Maximum functional length :~15m；
Angle of revolution: ± 90 °；
Work maximum depression: -37 °；
Work inclination angle: 2 ° of 5 °/trim of heel；
The folding telescopic fore-and-aft gangway device and the light-duty fore-and-aft gangway main distinction of Uptime of the utility model are as follows:
Design load is different: the light-duty fore-and-aft gangway design load of Uptime is 200kg/m2；The design of folding telescopic fore-and-aft gangway device
Load-carrying is 400kg/m2；
Operating angle is different: the light-duty fore-and-aft gangway decentralization angle limit of Uptime is -15 °, the decentralization of folding telescopic fore-and-aft gangway device
Angle limit is -37 °, is more suitable for a variety of ship types, a variety of sea situation job requirements；
Function is different: the light-duty fore-and-aft gangway of Uptime has level-one and stretches, level-one luffing function；The utility model folding telescopic
Fore-and-aft gangway device has multistage overturning, multi-stage expansion, revolution and a hydraulic self-locking and mechanical interlocking combination function, highly-safe and be convenient for
Storage；
It is different to load bulk onto ship: the light-duty fore-and-aft gangway occupancy boat deck space of planes of Uptime is larger, folding telescopic fore-and-aft gangway dress
It is small to set occupancy boat deck space of planes.
It is that the other parameters and structure of above-mentioned parameter or telescoping mechanism can be with as well-known to those skilled in the art
It will be appreciated by those skilled in the art that and know on the basis of it is further improved, improvement well known in the art in this way and set
Meter is all in the scope of the utility model.
Above instructions text and attached drawing are only the explanation and illustration to the utility model, unpractical to this in any form
Novel to be construed as limiting and limit, the scope of the utility model is subject to claim number, all are without departing from the utility model
Obvious modification, transformation and alternative solution are in the scope of the utility model.
Claims (6)
1. a kind of folding telescopic fore-and-aft gangway device with compensation of undulation function, it is characterised in that: it include fixed frame, rotary disk,
Rollover stand, transitional footboard, telescopic jib, overturning oil cylinder one, overturning oil cylinder two, overturning oil cylinder three, storage locking cylinder；
Fixed frame lower removable hinged reversing disk is movably hinged overturning oil cylinder one, fixed frame upper end between fixed frame and rotary disk
One group of storage locking cylinder is fixedly mounted, rotary disk end is movably hinged rollover stand, is movably hinged between rotary disk and rollover stand
Overturning oil cylinder two, rollover stand lower removable articulated telescopic cantilever crane are movably hinged overturning oil cylinder three between rollover stand and telescopic jib,
Transitional footboard end is movably hinged in telescopic jib front end, is followed in telescopic jib amplitude changing process and is slided in rollover stand guide rail.
2. the folding telescopic fore-and-aft gangway device according to claim 1 with compensation of undulation function, it is characterised in that: described to stretch
Contracting cantilever crane by telescopic arm one, telescopic arm two, telescopic arm three, telescopic arm four, telescopic oil cylinder, roller group, springboard, linear transducer,
Angular transducer, wear strip composition；
By four section telescopic arms, successively nesting forms telescopic jib, and telescopic arm four is nested in telescopic arm three by wear strip, respectively
Hinged one group of telescopic oil cylinder controls stretch/shrink, and telescopic arm three is nested in telescopic arm two by wear strip, is respectively articulated with one group and stretches
Oil cylinder controls stretch/shrink, and telescopic arm two is nested in telescopic arm one by wear strip, be respectively articulated with one group of telescopic oil cylinder control stretch/
It contracts, all alternative close switch of installation at every section telescopic arm stretching/retraction；
Roller group is installed on four end of telescopic arm, and one group of buffer spring of band can be relieved part overlap joint impact force, front edge of board activity
Be articulated with idler wheel group end, storage configuration is bolted in four end of telescopic arm, working condition be overlapped in target platform, deck plane or
On harbour；
Linear transducer is installed on one end of telescopic arm, and rope stretching end is installed on four end of telescopic arm；
Angular transducer is installed on one front half section of telescopic arm, can real-time monitoring telescopic jib change angle, and it is measuring signal is anti-
It is fed to station.
3. the folding telescopic fore-and-aft gangway device according to claim 1 with compensation of undulation function, it is characterised in that: described time
Turntable includes last time turntable, lower rotary disk, pivoting support, Telescopic type arm-rest, storage locking cylinder, angling cylinder, upper rotary
Disk and lower rotary disk couples using pivoting support, pivoting support by angling cylinder stretching/retraction joint crank link mechanism into
Row is pushed/is retracted, and Telescopic type arm-rest is followed by be stretched back and forth, fluid pressure line and cable from lower rotary disk into, last time turntable goes out,
Last time turntable forwards/reverse synchronous revolving is followed using drag chain in lower rotary disk, position locking is using storage locking in rotary disk
Oil cylinder cooperates pin shaft to complete.
4. the folding telescopic fore-and-aft gangway device according to claim 1-3 with compensation of undulation function, feature exist
In: the folding telescopic fore-and-aft gangway device with compensation of undulation function further includes hydraulic system, and the hydraulic system is by hydraulic pump
It stands, hydraulic adapter tube case composition, wherein hydraulic power unit includes fuel tank, motor, pump group, pressure filter, pressure gauge, thermometer, liquid level
Meter, hydraulic adapter tube case include proportional multi-way valve, balanced valve, compensation of undulation valve group, are separately connected control by manipulating proportional multi-way valve
Overturning oil cylinder one processed, overturning oil cylinder two, overturning oil cylinder three, telescopic oil cylinder, angling cylinder, storage locking cylinder, balanced valve difference
It is connected between overturning oil cylinder one, overturning oil cylinder two, overturning oil cylinder three, angling cylinder and proportional multi-way valve, compensation of undulation valve group
For overturning oil cylinder three and angling cylinder.
5. the folding telescopic fore-and-aft gangway device according to claim 4 with compensation of undulation function, it is characterised in that: the band
The folding telescopic fore-and-aft gangway device of compensation of undulation function further includes electric-control system, and the electric-control system is by control cabinet, junction box, sound
Light indicator light, remote controler composition, wherein control cabinet includes 24V power supply, 220V power supply, relay, contactor, CPU module, ether
Net communication module, input/output module and control handle；Junction box include 24V power supply, expansion module, input/output module,
CAN-Bus I/O module and remote control reception module；
CAN-Bus I/O module is communicated with remote control reception module by CAN bus, while CAN bus data-signal being parsed
It is communicated for Profibus bus signals and with expansion module；
CPU module is transmitted to CAN-Bus I/O module for signal is controlled by expansion module, and final output is to proportional multi-way valve；
Proportional multi-way valve is separately connected overturning oil cylinder one, overturning oil cylinder two, overturning oil cylinder three, angling cylinder, telescopic oil cylinder, storage
Locking cylinder, for realizing fixed frame, rotary disk, the routing up/take in of rollover stand, the left/right turn of rotary disk, telescopic jib
Locking/opening of position locks in stretching/retraction, rotary disk locking/opening, storage rack storage locking.
6. the folding telescopic fore-and-aft gangway device according to claim 4 with compensation of undulation function, it is characterised in that: the band
The folding telescopic fore-and-aft gangway device of compensation of undulation function is cooperateed with using load sensitive pump with load sensing multi-way valve with electric-control system
The adjustable load sensitive control system of control.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821012872.XU CN209112399U (en) | 2018-06-28 | 2018-06-28 | Folding telescopic fore-and-aft gangway device with compensation of undulation function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821012872.XU CN209112399U (en) | 2018-06-28 | 2018-06-28 | Folding telescopic fore-and-aft gangway device with compensation of undulation function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750021A (en) * | 2018-06-28 | 2018-11-06 | 中国船舶重工集团公司第七0四研究所 | Folding telescopic fore-and-aft gangway device with compensation of undulation function |
| CN112937772A (en) * | 2021-03-11 | 2021-06-11 | 江苏弘竣海洋科技有限公司 | Personnel follow-up platform for wave compensation gangway ladder |
| CN114771743A (en) * | 2022-04-20 | 2022-07-22 | 燕山大学 | Compensation type offshore transfer accommodation bridge |
| CN114852260A (en) * | 2022-04-06 | 2022-08-05 | 大连海事大学 | Flexible marine telescopic gallery bridge with compensation and hoisting functions |
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2018
- 2018-06-28 CN CN201821012872.XU patent/CN209112399U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750021A (en) * | 2018-06-28 | 2018-11-06 | 中国船舶重工集团公司第七0四研究所 | Folding telescopic fore-and-aft gangway device with compensation of undulation function |
| CN112937772A (en) * | 2021-03-11 | 2021-06-11 | 江苏弘竣海洋科技有限公司 | Personnel follow-up platform for wave compensation gangway ladder |
| CN114852260A (en) * | 2022-04-06 | 2022-08-05 | 大连海事大学 | Flexible marine telescopic gallery bridge with compensation and hoisting functions |
| CN114771743A (en) * | 2022-04-20 | 2022-07-22 | 燕山大学 | Compensation type offshore transfer accommodation bridge |
| CN114771743B (en) * | 2022-04-20 | 2024-04-26 | 燕山大学 | Compensation type offshore transfer gangway bridge |
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Inventor after: Liu He Inventor after: Hu Xiaodong Inventor after: Li Bin Inventor after: Xie Songlian Inventor after: Xu Haogang Inventor after: Chen Yajie Inventor before: Liu He |
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