CN105857528A - Hoisting method for A-type liquid cargo tank - Google Patents
Hoisting method for A-type liquid cargo tank Download PDFInfo
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- CN105857528A CN105857528A CN201510455923.0A CN201510455923A CN105857528A CN 105857528 A CN105857528 A CN 105857528A CN 201510455923 A CN201510455923 A CN 201510455923A CN 105857528 A CN105857528 A CN 105857528A
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- cargo tank
- lifting
- hanging
- stopping device
- guide plate
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Abstract
The invention provides a hoisting method for an A-type liquid cargo tank. According to the hoisting method for the A-type liquid cargo tank, the liquid cargo tank is included; the top surface of the liquid cargo tank is provided with a float stopping device, at least a pair of knee plates with corresponding positions is arranged on the left side and the right side of a connection plate of the float stopping device, each knee plate is provided with a first hoisting hole, and a second hoisting hole is formed in the connection plate; during hoisting, the liquid cargo tank is overall hoisted through the first hoisting holes and the second hoisting hole in the float stopping device, the external insulation parts of the liquid cargo tank cannot be damaged, meanwhile related work is simplified, and shell insulation is prepared for installing an outfitting piece; the liquid cargo tank can be overall hoisted, work needing to be completed in a dock is constructed on a built platform in advance, the integrity of outfitting and insulation construction of the liquid cargo tank of a built platform area is improved, and the building cycle of the dock is shortened.
Description
Technical field
The present invention relates to the hanging method of a kind of A type cargo tank.
Background technology
Liquefied gas carrier is the tanker shipping liquefied gas specially, and described liquefied gas is loaded in the cargo tank of liquefied gas carrier, described
Outside cargo tank is independent of Ship Structure.At present, according to loading the type of liquid goods and working space and otherwise difference,
Cargo tank is divided into A type, Type B and c-type three kinds, and wherein A type cargo tank is mainly slab construction, has complete time shielding, and
Volume is bigger;Type B cargo tank is slab construction or is spherical tank formula, has part time shielding;C-type cargo tank is spherical tank formula, nothing
Secondary shielding, and volume is relatively small.Wherein, the low-temperature steel welding procedure difficulty related in described A type cargo tank is big, and due to
The construction positioning accuracy request of bearing and stopping means is high, and then makes cargo tank long construction period in dock, A type in addition
Cargo tank be first segmental hoisting in Ship Structure, in hull, then carry out complete cross section splicing, such construction method too increases
The construction period of boats and ships.Therefore, for how shortening the construction period of entirety on the premise of ensureing construction quality, it is to need this
Skilled person solves the technical problem that.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of A that can shorten ship building period and ensure construction quality
The hanging method of type cargo tank, to overcome the drawbacks described above of prior art.
In order to solve above-mentioned technical problem, the present invention adopts the following technical scheme that the hanging method of a kind of A type cargo tank, including
Cargo tank, the end face of described cargo tank is provided with floatation stopping device, and described floatation stopping device includes top board, top board and the top of described cargo tank
Connecting at least one connecting plate arranged along beam of hull direction between face, the both sides of described connecting plate are connected with multiple floor, institute respectively
Stating floor and connecting plate and cargo tank end face is fixing is connected, described top board is parallel with the end face of cargo tank, the lifting of described cargo tank
Method comprises the following steps:
One, the left and right sides at described floatation stopping device connecting plate arranges the bracket that at least one pair of position is corresponding, and at described elbow
Offer the first lifting hole(eyelet) on plate respectively, described connecting plate is offered the second lifting hole(eyelet);
Two, being lifted cargo tank by crane gear, described crane gear includes the row of hanging, described in the row of hanging be provided with many and hang
Rope, lifting rope lower end is equipped with snap ring, and the described row of hanging moves to during lifting the top of cargo tank, and lifting rope is transferred, by snap ring respectively
It is connected with the first lifting hole(eyelet), the second lifting hole(eyelet);
Three, lifting cargo tank, crane gear controls the row of hanging and moves with cargo tank, is provided with and places the pre-of cargo tank in described hull
If position, described predeterminated position bottom surface is provided with multiple bearing, arrives when cargo tank is positioned at the surface tapping cargo hold at present of predeterminated position
On the bearing of described predeterminated position, finally pull down the snap ring on each floatation stopping device and complete lifting.
Preferably, in step one, being respectively provided with web in the both sides of described bracket, described first lifting hole(eyelet) passes web.
Preferably, in step one, being respectively provided with web in the both sides of described connecting plate, described second lifting hole(eyelet) passes web.
Preferably, in step 2, all lifting ropes on same floatation stopping device collect on a middle suspension hook, described middle suspension hook
It is connected with the row of hanging by a transition lifting rope.
Preferably, in step 3, before cargo tank is transferred, arrange tiltedly along the one end in ship length direction at described predeterminated position
Vertical guide plate below guide plate and oblique guide plate, the upper end of described oblique guide plate tilts laterally, and lower end is upper with vertical guide plate
End alignment, enters predeterminated position along oblique guide plate and vertical guide plate when cargo tank is transferred.
Preferably, in step 3, multiple oil cylinder is set at hull sidewall, when cargo tank apart from the distance of described bearing 30~50cm
Time, stop transferring, regulate cargo tank position in the horizontal direction by oil cylinder, after adjusting, continue to transfer to institute cargo tank
State on bearing.
As it has been described above, the hanging method of A type cargo tank of the present invention, have the advantages that
The present invention directly arranges lifting hole(eyelet) for lifting by crane on floatation stopping device, it is not necessary to arrange special hoisting structure on cargo tank,
Ensure that while not destroying cargo tank exterior insulation, fully simplify related work, carry out casing insulation for installation outfititem and do
Good preparation.Additionally, because being lifted by floatation stopping device, therefore, it is possible to realize the integral hoisting of cargo tank, it would be desirable to
The work completed in dock is advanced to construct platform construction, and the cargo tank fitting-out and the insulation construction that improve construct platform region are complete
Property, reduce dock lift-launch and hang number, shorten dock construction period.Present invention lifting rope on same floatation stopping device passes through transition lifting rope
It is connected with crane gear, prevents from being mutually wound around, also allow for operated by personnel, it is ensured that work efficiency.
Accompanying drawing explanation
Fig. 1 is the cooperation schematic diagram of cargo tank and hull.
Fig. 2 is the structure chart of floatation stopping device on cargo tank.
Fig. 3 is view at A-A in Fig. 2.
Fig. 4 is the connection diagram of crane gear and floatation stopping device.
Fig. 5 is view at B-B in Fig. 4.
Fig. 6 is oblique guide plate and the schematic diagram of vertical guide plate in hull.
Fig. 7 is enlarged drawing at C in Fig. 6.
Fig. 8 is view at D-D in Fig. 7.
In figure: 1, cargo tank 2, floatation stopping device
21, top board 22, connecting plate
221, the second lifting hole(eyelet) 222, web
23, floor 24, bracket
241, the first lifting hole(eyelet) 242, web
3, lifting rope 31, snap ring
4, middle suspension hook 41, transition lifting rope
51, oblique guide plate 52, vertical guide plate
53, band steel 9, hull
91, bearing
Detailed description of the invention
Structure depicted in Figure of description, ratio, size etc., the most only in order to coordinate the content disclosed in description, for ripe
The personage knowing this technology understands and reads, and is not limited to the enforceable qualifications of the present invention, therefore does not have technical essence
Meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not affect effect that the present invention can be generated by and
Under the purpose that can reach, all should still fall in the range of disclosed technology contents can be contained.Meanwhile, this explanation
In book cited as " on ", D score, "front", "rear", the term such as " middle ", be merely convenient to the clear of narration, and be not used to
Limit the enforceable scope of the present invention, being altered or modified of its relativeness, changing under technology contents without essence, when being also considered as
The enforceable category of the present invention.
As it is shown in figure 1, cargo tank 1 is positioned in hull 9, described floatation stopping device 2 is positioned at the top of cargo tank 1.The present invention one
Plant the hanging method of A type cargo tank, be that cargo tank 1 integral hoisting after being spliced by complete cross section well is to the behaviour of predeterminated position in hull 2
Make flow process;The floatation stopping device 2 of described cargo tank 1 end face is provided with two rows, and floatation stopping device 2 is symmetrical along the length direction of hull 2
Arranging, as shown in Figure 2 and Figure 3, described floatation stopping device 2 includes top board 21, between the end face of top board 21 and described cargo tank 1
Even at least one connecting plate 22 arranged along beam of hull direction, the both sides of described connecting plate 22 are connected with multiple floor 23 respectively,
Described floor 23 is fixing with connecting plate 22 and cargo tank end face to be connected, and described top board 21 is parallel with the end face of cargo tank 1.In conjunction with
Fig. 1-Fig. 8, the hanging method of described cargo tank 1 comprises the following steps:
First, as shown in Figure 2 and Figure 3, the left and right sides at described floatation stopping device 2 connecting plate 22 arranges at least one pair of position phase
Corresponding bracket 24, and on described bracket 24, offer the first lifting hole(eyelet) 241 respectively, described connecting plate 22 offers second
Lifting hole(eyelet) 221.In the present embodiment, for proof strength, it is ensured that safety during lifting, the both sides of described bracket 24 set respectively
Putting web 242, described first lifting hole(eyelet) 241 is through web 242;The both sides of described connecting plate 22 are respectively provided with web 222, institute
State the second lifting hole(eyelet) 221 through web 222.In the present embodiment, connection between each parts all uses and is welded to connect.
After completing above-mentioned work, being lifted cargo tank 1 by crane gear, described crane gear is conventional gate-type lifting
Machine etc., in conjunction with Fig. 2-Fig. 5, described crane gear includes the row of hanging, described in the row of hanging be provided with many lifting ropes 3, lifting rope 3 lower end is all provided with
Having snap ring 31, the described row of hanging moves to during lifting the top of cargo tank 1, lifting rope 3 is transferred, and staff is manually by multiple cards
Ring 31 is connected with first lifting hole(eyelet) the 241, second lifting hole(eyelet) 221 respectively.In the present embodiment, described bracket 24 is vertically arranged,
And avoid its with cargo tank 1 body contacts, when follow-up need to be removed time, do not interfere with the body of cargo tank 1.At this
In step, for the ease of operated by personnel, as shown in Fig. 4 or Fig. 5, all lifting ropes 3 on same floatation stopping device 2 collect
In the middle of one on suspension hook 4, described middle suspension hook 4 is connected with the row of hanging by a transition lifting rope 41, during concrete operations, first
Many lifting ropes 3 are connected with the lifting hole(eyelet) on floatation stopping device 2 respectively, then the lifting rope 3 on same floatation stopping device 2 are all hooked on
On the middle suspension hook 4 of transition lifting rope 41, described transition lifting rope 41 is connected with the row of hanging;So logical too small amount of transition lifting rope 41 with
The row of hanging connects difficulty when can reduce concrete operations, prevents from being the most mutually wound around because lifting rope 3 is directly connected with the row of hanging.This
Implementation decreases the consumption of rope, improves work efficiency.
After crane gear and cargo tank 1 are worked good, lifting by crane cargo tank 1, crane gear controls the row of hanging and moves with cargo tank 1,
The predeterminated position bottom surface placing cargo tank 1 in described hull 9 is provided with multiple bearing 91, when cargo tank 1 is just being positioned at predeterminated position
Top tapping cargo hold 1 at present, on the bearing 91 of described predeterminated position, finally pulls down the snap ring 31 on each floatation stopping device 2 complete
Become lifting.In this step, in conjunction with Fig. 4-Fig. 8, before cargo tank 1 is transferred, at described predeterminated position along ship length side
To one end the vertical guide plate 52 below oblique guide plate 51 and oblique guide plate 51 is set, the upper end of described oblique guide plate 51 is outside
Rolling tiltedly, align with the upper end of vertical guide plate 52 in lower end, as it is shown in fig. 7, be tiltedly provided with between guide plate 51 and vertical guide plate 52
One band steel 53, band steel 53 is equivalent to a backing plate, plays the lower end of oblique guide plate 51 and the upper end of vertical guide plate 52 respectively
To supporting role, it is ensured that working effect.Described oblique guide plate 51 and vertical guide plate 52 are wood materials, it is to avoid with cargo tank 1
During contact, cargo tank 1 is caused damage.In this step, along oblique guide plate 51 and vertical guide plate 52 when cargo tank 1 is transferred
Enter predeterminated position, i.e. cargo tank 1 first to contact with oblique guide plate 51, glide then along inclined-plane, when slipping down to vertical guide plate
When 52, illustrate that the cargo tank 1 position at fore-and-aft direction (ship length direction) is it has been determined that cargo tank 1 abuts in vertical guide
On plate 52 continue glide, thus prevent cargo tank 1 transfer rock time around, deviation position.When cargo tank 1 is transferred, logical
Cross the row of hanging and control the position of cargo tank 1 left and right directions, be adjusted according to practical situation.Because the volume of cargo tank 1 is relatively big,
If carrying out position adjustment again after lifting is good, its difficulty is relatively big, and is not easy to operation, therefore, in the present invention, at ship
Body 1 sidewall arranges multiple oil cylinder, when cargo tank 1 apart from bearing 91 distance of hull bottom in 30~50cm time, stop solution goods
Transferring of cabin 1, staff, according to the physical location of cargo tank 1, regulates cargo tank 1 position in the horizontal direction by oil cylinder,
The i.e. piston rod of oil cylinder acts against on cargo tank 1, adjusts the cargo tank 1 under vacant state by stretching, when cargo tank 1
After whole position adjustment is good, keeping the retracted position of piston rod, crane gear continues to transfer cargo tank 1, until cargo tank 1
Entirely fall within described bearing 91, complete the lifting of cargo tank 1.After lifting is good, as required can be by oblique guide plate 51 He
Vertical guide plate 52 removes, and carries out follow-up associative operation.
In sum, the hanging method of A type cargo tank of the present invention, it is possible to realize the integral hoisting of cargo tank, shortens boats and ships overall
Construction period.So, the present invention effectively overcome practical problems more of the prior art thus have the highest value and
Use meaning.
The principle of the above-mentioned embodiment only illustrative present invention and effect thereof, not for limiting the present invention.The present invention also has
Many aspects can improve on the premise of overall thought, all can be without prejudice to this for those skilled in the art
Under the spirit and the scope of invention, above-described embodiment can be modified or change.Therefore, such as art has logical
All equivalences that often skill is completed under without departing from disclosed spirit and technological thought are modified or change, Reng Yingyou
The claim of the present invention is contained.
Claims (6)
1. a hanging method for A type cargo tank, including cargo tank, the end face of described cargo tank is provided with floatation stopping device, and its feature exists
In, described floatation stopping device includes top board, connects at least one and set along beam of hull direction between the end face of top board and described cargo tank
The connecting plate put, the both sides of described connecting plate are connected with multiple floor respectively, and described floor is fixed with connecting plate and cargo tank end face
Connecting, described top board is parallel with the end face of cargo tank, and the hanging method of described cargo tank comprises the following steps:
One, the left and right sides at described floatation stopping device connecting plate arranges the bracket that at least one pair of position is corresponding, and at described bracket
Upper offer the first lifting hole(eyelet) respectively, described connecting plate is offered the second lifting hole(eyelet);
Two, being lifted cargo tank by crane gear, described crane gear includes the row of hanging, described in the row of hanging be provided with many lifting ropes,
Lifting rope lower end is equipped with snap ring, and the described row of hanging moves to during lifting the top of cargo tank, and lifting rope is transferred, by snap ring respectively with
First lifting hole(eyelet), the second lifting hole(eyelet) are connected;
Three, lifting cargo tank, crane gear controls the row of hanging and moves with cargo tank, is provided with and places presetting of cargo tank in described hull
Position, described predeterminated position bottom surface is provided with multiple bearing, arrives when cargo tank is positioned at the surface tapping cargo hold at present of predeterminated position
On the bearing of described predeterminated position, finally pull down the snap ring on each floatation stopping device and complete lifting.
The hanging method of A type cargo tank the most according to claim 1, it is characterised in that: in step one, at described bracket
Both sides are respectively provided with web, and described first lifting hole(eyelet) passes web.
The hanging method of A type cargo tank the most according to claim 1, it is characterised in that: in step one, at described connecting plate
Both sides be respectively provided with web, described second lifting hole(eyelet) pass web.
The hanging method of A type cargo tank the most according to claim 1, it is characterised in that: in step 2, same floatation stopping device
On all lifting ropes collect in the middle of one on suspension hook, described middle suspension hook is connected with the row of hanging by a transition lifting rope.
The hanging method of A type cargo tank the most according to claim 1, it is characterised in that: in step 3, transfer at cargo tank
Before, at described predeterminated position, the vertical guide plate below oblique guide plate and oblique guide plate is set along the one end in ship length direction,
The upper end of described oblique guide plate tilts laterally, aligns with the upper end of vertical guide plate in lower end, along tiltedly guiding when cargo tank is transferred
Plate and vertical guide plate enter predeterminated position.
The hanging method of A type cargo tank the most according to claim 1, it is characterised in that: in step 3, set at hull sidewall
Put multiple oil cylinder, when cargo tank apart from the distance of described bearing in 30~50cm time, stop transferring, regulate liquid by oil cylinder
Cargo hold position in the horizontal direction, after adjusting, continues to transfer to described bearing cargo tank.
Priority Applications (1)
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CN201510455923.0A CN105857528B (en) | 2015-07-29 | 2015-07-29 | The hanging method of A type cargo tanks |
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CN201510455923.0A CN105857528B (en) | 2015-07-29 | 2015-07-29 | The hanging method of A type cargo tanks |
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CN105857528A true CN105857528A (en) | 2016-08-17 |
CN105857528B CN105857528B (en) | 2017-10-03 |
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CN201510455923.0A Active CN105857528B (en) | 2015-07-29 | 2015-07-29 | The hanging method of A type cargo tanks |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111422298A (en) * | 2020-04-17 | 2020-07-17 | 上海外高桥造船有限公司 | Hoisting mechanism for sectional assembly of double-layer bottom of bulk cargo ship |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111422298A (en) * | 2020-04-17 | 2020-07-17 | 上海外高桥造船有限公司 | Hoisting mechanism for sectional assembly of double-layer bottom of bulk cargo ship |
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Effective date of registration: 20181226 Address after: 201913 No. 988 Changxing Jiangnan Avenue, Chongming County, Chongming District, Shanghai Patentee after: Jiannan Shipbuilding (Group) Co., Ltd. Address before: 201913 1888 Jiangnan Avenue, Changxing Township, Chongming County, Shanghai Patentee before: Shanghai Jiangnan Changxing Heavy Industry Co.,Ltd. |