CN207417081U - A kind of semi-submersible offshore lifting platform - Google Patents
A kind of semi-submersible offshore lifting platform Download PDFInfo
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- CN207417081U CN207417081U CN201721612270.3U CN201721612270U CN207417081U CN 207417081 U CN207417081 U CN 207417081U CN 201721612270 U CN201721612270 U CN 201721612270U CN 207417081 U CN207417081 U CN 207417081U
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Abstract
The utility model is related to a kind of semi-submersible offshore lifting platforms, including upper platform, the bottom of upper platform is equipped with two groups of levitation devices, every group of levitation device is two hollow pillar stands of installation on a floating drum, it is installed to again by two hollow pillar stands on upper platform, two loop wheel machines are installed in the top of the upper platform, and multiple anchors are installed in the side of upper platform；A helicopter landing platform is also set up above the upper platform；The bottom of the upper platform, and the track that a pair cross-section is L-shaped is installed in the inside of two groups of levitation devices, track penetrates through the front and rear of upper platform, one driving of installation in orbit, driving is in orbit by the driving wheel installation at both ends, the middle part of driving hangs an auxiliary ballast water tank, and auxiliary ballast water tank is suspended on the lower section of driving by suspension hook and rope sheave.The utility model can quickly realize that lifting platform restores balance using the back-and-forth motion of driving.
Description
Technical field
The utility model is related to a kind of semi-submersible offshore lifting platforms, belong to ocean lifting platform technical field.
Background technology
With the development of Large marine engineering and marine salvage cause, large-scale crane ship/platform has significant progress.Greatly
Installation, the dismounting of type offshore structure, such as the lifting of large bridge panel, be unable to do without large-scale crane ship.Semi-submersible type hoisting platform
Since it is better than the good Wave Response characteristic of conventional crane ship, in ocean, heavy duty structure article lifting field obtains considerable hair
Exhibition.Semi-submersible type hoisting platform generally includes upper hull and the pontoon being arranged under upper hull.In general, pontoon includes two
Symmetrically arranged floating drum is equipped with propeller on floating drum, for providing buoyancy and power to upper hull.It is set at the top of upper hull
It is set to deck, there are many different types of lifting appliances, such as crane, crane, winch for installation on deck.For platform is kept to exist
Marine stationarity, traditional Semi-submersible type hoisting platform use symmetrical structure, and large-scale marine crane is symmetrically mounted at
The stern of platform.Compared with deck crane (also known as deck of the common crane capacity in ocean engineering usually below 100 tons
Hang) for, the larger dead weight of the marine crane of crane capacity bigger can so that the distribution of weight of platform bow stern is uneven, so as to
It causes to thus reduce the stability and movenent performance of platform there are deviation between the center of gravity of platform and centre of buoyancy, and cause platform
The Wave Response energy force difference in lifting operation.The crane capacity of marine crane is bigger, and above-mentioned adverse effect is more apparent.This is restricted
The development of the ability to work of platform.Water need to be squeezed into permanent ballast tank by traditional offshore crane ballast water allotment with pump, pump energy
Power is limited, reconciles ballast overlong time, and manually participates in excessively, computationally intensive, easily generates error.
The content of the invention
The utility model, which is directed to traditional offshore crane ballast water allotment, to squeeze into permanent ballast tank, pump capacity by water with pump
It is limited, reconcile ballast overlong time, and manually participate in it is excessive, it is computationally intensive, easily lead to the problem of error, providing one kind can be with
The ocean lifting platform of rapid coordination balance.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of semi-submersible offshore lifting platform, including
Upper platform with control centre, the bottom of upper platform are equipped with two groups of levitation devices, and every group of levitation device is at one
Two hollow pillar stands on floating drum are installed, then are installed to by two hollow pillar stands on upper platform, are characterized in that, it is described
The loop wheel machine of two 360 ° of rotations is installed in the top of upper platform, and multiple anchors are installed in the side of upper platform；It puts down on the upper strata
A helicopter landing platform is also set up above platform；The bottom of the upper platform, and in the inside of two groups of levitation devices
The track that one pair cross-section is L-shaped is installed, track penetrates through the front and rear of upper platform, and one driving of installation in orbit, driving includes
I-shaped spandrel girder and the driving wheel at spandrel girder both ends, driving is in orbit by wheel installation of driving a vehicle, driving wheel with it is I-shaped
Driving motor in spandrel girder connects, and the lower section in the middle part of spandrel girder has grooved tracks, and slide trucks are provided in grooved tracks,
One auxiliary ballast water tank of underhung of slide trucks, auxiliary ballast water tank are suspended on the lower section of driving by suspension hook and rope sheave；
Controller is provided in the spandrel girder of the driving.
The beneficial effects of the utility model are：This product structure includes the floating drum of lower part two, on each floating drum there are two in
Empty column, four columns support upper brace building, platform lower are equipped with running vehicle type crane, and equipped with auxiliary auxiliary ballast
Water tank, platform upper are equipped with Full Rotary crane.There is following running vehicle type crane when loop wheel machine rotates above semisubmersible platform
The cooperation of auxiliary auxiliary ballast water tank is hung to keep the innovative point that the balance of platform is this equipment.When the full circle swinging lifting of platform upper
When machine arm moves, the running vehicle type crane of platform lower can lift suitable auxiliary ballast water, quickly be moved to arm
Dynamic side in the opposite direction, keeps the balance of platform.The technical solution of the utility model, which is reduced, manually to be participated in, and is reduced manually by mistake
Difference reduces risk factor；Calculation amount is reduced, realizes ballast fast deployment, is saved the time, it is cost-effective, improve efficiency.
Based on the above technical solutions, the utility model can also do following improvement.
Further, the Step-edge Junction that the driving wheel forms for the cylinder of the coaxial double-layer different-thickness of front wheels and rear wheels
Structure, the diameter of front-wheel are less than the diameter of trailing wheel, and the thickness of front-wheel is more than the thickness of trailing wheel, and front-wheel pressing is in orbit, and trailing wheel hangs
In the outside of track.
Further, respectively two drivings of installation are taken turns at the driving both ends.
Further, it is provided with propeller on the floating drum.
Further, left in the middle part of the upper platform for upper and lower mesoporous.
Ocean lifting platform in above-mentioned technical solution, operating method are as follows：The loop wheel machine lifting cargo of 360 ° of rotations,
Lifting platform causes the balance of platform to change because loop wheel machine lifting cargo, and lifting platform is made to occur transversely or longitudinally
It tilts, the control centre of upper platform receives the tilt signals of lifting platform, and the information processing system of control centre is according to letter
Number information transmitted carries out processing analysis, and while calculating the inflow of levitation device, calculating driving needs mobile direction, speed
Degree and auxiliary ballast water tank need inflow and auxiliary to be pressed in water tank and need mobile direction and speed, control centre that will count
Good information passes to the controller in driving, by the motor for connecting driving wheel in controller startup driving and hangs auxiliary
The slide trucks of ballast water tank water is helped to run to the position calculated, realize the balance of lifting platform or ensure that lifting platform reaches peace
On full angle position.
In above-mentioned operating method, driving is only intended to balance ocean lifting platform, and driving is also using as lifting platform
The boom hoisting of auxiliary uses：The suspension hook hung by rope sheave in the driving after auxiliary ballast water tank is uninstalled, is made
It is used for independent hoisting hook.
Can preferably to realize the technical solution of the utility model：
Ocean lifting platform lower part is assembled and driven a vehicle by the utility model, equipped with auxiliary ballast water tank, auxiliary ballast in driving
For water tank according to lifting needs, water is variable, and when superstructure full circle swinging arm moves, lower floor's driving can be to move in the short time
To corresponding position with balance platform over-tilting, reduce and manually participate in, reduce calculation amount, realization ballast fast deployment is whole to adjust
More than 60% can be saved by carrying the time.The driving of the ocean lifting platform design of the utility model, which can be not only used as, has balanced galassing
The effect of platform, also to be used for lifting tool, hoisting aids platform lifting cargo.Multiple anchors that lifting platform both sides are set
For the auxiliary lifting equipment of lifting platform.
Description of the drawings
Fig. 1 is a kind of dimensional structure diagram of semi-submersible offshore lifting platform of the utility model；
Fig. 2 is guide rail and the mounting structure schematic diagram of driving in Fig. 1；
Fig. 3 is the structure diagram of driving；
Fig. 4 is a kind of overlooking the structure diagram of semi-submersible offshore lifting platform of the utility model；
Fig. 5 is driving internal structure schematic diagram；
Fig. 6 is the structure diagram for the floating drum for being equipped with propeller.
Reference numeral is as follows：1- upper platforms, 2- loop wheel machines, 3- helicopter landings platform, 4- anchors, 5- floating drums, 6- are hollow
Column, 7- tracks, 8- drivings, 9- auxiliary ballasts water tank, 10- driving wheel, 11- rope sheaves, 12- anchors, 13- mesoporous, (5-1)-promote
Device, (8-1)-driving motor, (8-2)-spandrel girder, (8-3)-slide trucks, (8-4)-controller.
Specific embodiment
The principle and feature of the utility model are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
A kind of semi-submersible offshore lifting platform (referring to Fig. 1-Fig. 6), including the upper platform 1 with control centre, upper strata
The bottom of platform 1 is equipped with two groups of levitation devices, and every group of levitation device is two hollow pillar stands 6 of installation on a floating drum 5, then
It is installed to by two hollow pillar stands 6 on upper platform 1, the loop wheel machine of two 360 ° of rotations is installed in the top of the upper platform 1
2, multiple anchors 4 are installed in the side of upper platform 1；The top of the upper platform 1 also sets up a helicopter landing platform
3；The bottom of the upper platform 1, and the track 7 that a pair cross-section is L-shaped, track 7 are installed in the inside of two groups of levitation devices
The front and rear of upper platform 1 is penetrated through, a driving 8 is installed on track 7, driving 8 includes I-shaped spandrel girder 8-2 and spandrel girder
The driving wheel 10 at 8-2 both ends, driving 8 are mounted on track 7 by wheel 10 of driving a vehicle, driven a vehicle in wheel 10 and I-shaped spandrel girder 8-2
Driving motor 8-1 connections, the lower section in the middle part of spandrel girder 8-2 has grooved tracks, slide trucks 8- is provided in grooved tracks
One auxiliary ballast water tank 9 of underhung of 3, slide trucks 8-3, auxiliary ballast water tank 9 are suspended on driving 8 by suspension hook and rope sheave
Lower section；Controller is provided in the spandrel girder 8-2 of the driving 8.
Careful description is not carried out to setting conventional on platform in the present embodiment, lifting platform has a variety of data in itself
Monitoring and the instrument calculated and means.
On the basis of the above embodiments, part-structure is further limited and improved, to be more suitable for ocean lifting
The running of platform：
The step structure that driving wheel 10 described in it forms for the cylinder of the coaxial double-layer different-thickness of front wheels and rear wheels, it is preceding
The diameter of wheel is less than the diameter of trailing wheel, and the thickness of front-wheel is more than the thickness of trailing wheel, and front-wheel pressing is in orbit, and trailing wheel is suspended in track
Outside.
At 8 both ends of driving, respectively two drivings of installation take turns 10.Such driving 8 can be run more on track 7
Stablize, and the speed convenient for there is the preferably operation of control driving.
Propeller 5-1 is provided on the floating drum 5.The floating drum 5 of installation propeller 5-1 can realize lifting platform
It is mobile；Therefore the quantity of the propeller on floating drum is at least 1；It can be two, be placed on the front and rear of floating drum；Can also be more
It is a, it is evenly arranged in around floating drum.In the lifting platform of ocean, floating drum and hollow pillar stand are all the work(for having water filling and draining
Can, so that assistance platform keeps balancing, but its draining and water injection rate are limited, and draining and waterflood injection rate are slow.
It is left in the middle part of the upper platform for upper and lower mesoporous 13.Can also may be used with easy access hollow position
Using again by the anchor in driving as lifting tool use when, convenient for will be removed by the cargo lifted by crane at driving, be sent to sea
On foreign lifting platform.
Ocean lifting platform in above-mentioned embodiment, operating method are as follows：The loop wheel machine lifting cargo of 360 ° of rotations,
Lifting platform causes the balance of platform to change because loop wheel machine lifting cargo, and lifting platform is made to occur transversely or longitudinally
It tilts, the control centre of upper platform receives the tilt signals of lifting platform, and the information processing system of control centre is according to letter
Number information transmitted carries out processing analysis, and while calculating the inflow of levitation device, calculating driving needs mobile direction, speed
Degree and auxiliary ballast water tank need inflow and auxiliary to be pressed in water tank and need mobile direction and speed, control centre that will count
Good information passes to the controller in driving, by the motor for connecting driving wheel in controller startup driving and hangs auxiliary
The slide trucks of ballast water tank water is helped to run to the position calculated, realize the balance of lifting platform or ensure that lifting platform reaches peace
On full angle position.
In above-mentioned operating method, driving is only intended to balance ocean lifting platform, and driving is also using as lifting platform
The boom hoisting of auxiliary uses：The suspension hook hung by rope sheave in the driving after auxiliary ballast water tank is uninstalled, is made
It is used for auxiliary hoisting hook.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within new spirit and principle, any modifications, equivalent replacements and improvements are made should be included in the guarantor of the utility model
Within the scope of shield.
Claims (5)
1. a kind of semi-submersible offshore lifting platform, including the upper platform with control centre, the bottom of upper platform is equipped with
Two groups of levitation devices, every group of levitation device is two hollow pillar stands of installation on a floating drum, then is installed by two hollow pillar stands
Onto upper platform, which is characterized in that the loop wheel machine of two 360 ° of rotations is installed in the top of the upper platform, upper platform
Side is installed by multiple anchors；A helicopter landing platform is also set up above the upper platform；The upper platform
Bottom, and the track that a pair cross-section is L-shaped is installed in the inside of two groups of levitation devices, track perforation upper platform it is front and rear,
One driving of installation in orbit, driving include I-shaped spandrel girder and the driving wheel at spandrel girder both ends, and driving passes through driving
Wheel installation is in orbit, and driving wheel is connected with the driving motor in I-shaped spandrel girder, and the lower section in the middle part of spandrel girder has groove
Track, is provided with slide trucks, one auxiliary ballast water tank of underhung of slide trucks in grooved tracks, and auxiliary ballast water tank leads to
It crosses suspension hook and rope sheave is suspended on the lower section of driving；Controller is provided in the spandrel girder of the driving.
2. semi-submersible offshore lifting platform according to claim 1, which is characterized in that the driving wheel is front-wheel with after
The step structure of the cylinder composition of the coaxial double-layer different-thickness of wheel, the diameter of front-wheel are less than the diameter of trailing wheel, the thickness of front-wheel
More than the thickness of trailing wheel, front-wheel pressing is in orbit, and trailing wheel is suspended in the outside of track.
3. semi-submersible offshore lifting platform according to claim 2, which is characterized in that the driving both ends respectively installation two
A driving wheel.
4. semi-submersible offshore lifting platform according to claim 3, which is characterized in that propulsion is provided on the floating drum
Device.
5. semi-submersible offshore lifting platform according to claim 4, which is characterized in that stayed in the middle part of the upper platform
Have for upper and lower mesoporous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721612270.3U CN207417081U (en) | 2017-11-28 | 2017-11-28 | A kind of semi-submersible offshore lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721612270.3U CN207417081U (en) | 2017-11-28 | 2017-11-28 | A kind of semi-submersible offshore lifting platform |
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| Publication Number | Publication Date |
|---|---|
| CN207417081U true CN207417081U (en) | 2018-05-29 |
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ID=62396355
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721612270.3U Active CN207417081U (en) | 2017-11-28 | 2017-11-28 | A kind of semi-submersible offshore lifting platform |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792303A (en) * | 2017-11-28 | 2018-03-13 | 鲁东大学 | A kind of semi-submersible offshore lifting platform and its operating method |
| CN115042929A (en) * | 2022-07-29 | 2022-09-13 | 鲁东大学 | Offshore self-stabilizing floating platform |
-
2017
- 2017-11-28 CN CN201721612270.3U patent/CN207417081U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792303A (en) * | 2017-11-28 | 2018-03-13 | 鲁东大学 | A kind of semi-submersible offshore lifting platform and its operating method |
| CN107792303B (en) * | 2017-11-28 | 2024-04-05 | 鲁东大学 | Semi-submersible type ocean hoisting platform and operation method thereof |
| CN115042929A (en) * | 2022-07-29 | 2022-09-13 | 鲁东大学 | Offshore self-stabilizing floating platform |
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