CN108189970A - Large LNG ship Type B containment system support device and its installation method - Google Patents
Large LNG ship Type B containment system support device and its installation method Download PDFInfo
- Publication number
- CN108189970A CN108189970A CN201711374806.7A CN201711374806A CN108189970A CN 108189970 A CN108189970 A CN 108189970A CN 201711374806 A CN201711374806 A CN 201711374806A CN 108189970 A CN108189970 A CN 108189970A
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- Prior art keywords
- bracket
- cylinder pressure
- annulus
- gap
- bearing wood
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
- B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
- B63B25/12—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
Abstract
The invention discloses a kind of Large LNG ship Type B containment system support devices, the support device includes the first cylinder pressure-bearing wood and the second cylinder pressure-bearing wood, the periphery that second cylinder pressure-bearing wood is set in the first cylinder pressure-bearing wood forms supportive body, the upper surface of supportive body is equipped with top panel, its lower face is equipped with lower panel, upper cross, which is equipped with, in the top panel upper surface intersects bracket, lower panel lower surface is equipped with lower part right-angled intersection bracket, upper support annulus and lower support annulus are respectively equipped on the outer wall of the second cylinder pressure-bearing wood, top annulus bracket is equipped in the outside of upper support annulus, top annulus bracket is fixed in the above plate lower surface, the outside of lower support annulus is equipped with lower part annulus bracket, lower part annulus bracket is fixed on lower panel upper surface.The present invention makes simply, easy for installation, which can transmit vertical and horizontal direction load simultaneously, can bear any level direction load, play the role of preventing roll and pitch.
Description
Technical field
The invention belongs to shipbuilding fields, and in particular to a kind of Large LNG ship Type B containment system support device and its peace
Dress method.
Background technology
The Type B containment system feature of Large LNG ship is independent self-holding type containment system, between containment system and hull structural member
Only connected by support base.When ship rides the sea, by wave effect, the hulls such as rolling, pitching and heaving fortune can be generated
Dynamic state, and cause wherein relatively independent containment system that relative motion, athletic meeting aggravation LNG liquid goods occurs with Ship Structure
Rock, increase liquid goods evaporation rate, the more serious damage that may lead to containment system, destroy external insulation, cause low
Geothermal liquid leaks.
To avoid the above problem, vertical supporting device, only rolling support device, only pitching need to be set in containment system periphery
Support device is used to support the dead weight of containment system and resists relative motion, and need to arrange a large amount of support devices, causes to go along with sb. to guard him
Gap is insufficient between system and Ship Structure, increases the difficulty that subsequent construction is safeguarded.The setting of a large amount of support device can also be broken
The globality of bad external insulation increases the risk of cryogenic liquid leakage.Support device can cause low temperature to transmit, in Ship Structure
More low-temperature region is generated, increases the usable floor area of cryogenic material.
Invention content
For problems of the prior art, the present invention provide a kind of Large LNG ship Type B containment system support device and
Its installation method, the apparatus structure is simple, easily manufactured, function and service, purposes is various, stopping effect is good, effectively reduces liquid
Goods evaporation rate, insulation performance are good, are very to have practical value.
To achieve the above object, the present invention is used with following technical scheme：
A kind of Large LNG ship Type B containment system support device, the support device include the first cylinder pressure-bearing wood and the second cylinder
Body pressure-bearing wood, the first cylinder pressure-bearing wood are the cylinder pressure-bearing wood of lateral stratiform superposition, and the second cylinder pressure-bearing wood is
The tubular cylinder pressure-bearing wood of longitudinal stratiform superposition, the second cylinder pressure-bearing wood are set in the periphery of the first cylinder pressure-bearing wood
Supportive body is formed, is adhesively fixed between the inner wall of the second cylinder pressure-bearing wood and the outer wall of the first cylinder pressure-bearing wood,
The upper surface of supportive body is equipped with top panel, its lower face is equipped with lower panel, and top is equipped in the top panel upper surface
Right-angled intersection bracket, lower panel lower surface is equipped with lower part right-angled intersection bracket, on the outer wall of the second cylinder pressure-bearing wood
Upper support annulus and lower support annulus are respectively equipped with, top annulus bracket, top are equipped in the outside of upper support annulus
Annulus bracket is fixed in the above plate lower surface, and the outside of lower support annulus is equipped with lower part annulus bracket, and lower part annulus bracket is consolidated
Lower panel upper surface is scheduled on,
First gap is equipped between top panel and supportive body upper surface, between upper support annulus and the second cylinder pressure-bearing wood
Equipped with Second gap, third gap, lower support annulus and the second cylinder are equipped between lower panel and supportive body lower face
Be equipped with the 4th gap between pressure-bearing wood, the first gap, Second gap, third gap, pour into a mould in the 4th gap it is low temperature resistant
Epoxy.
The first gap, Second gap, third gap, the 4th gap thickness be 10mm.
It is high-strength low-temperature-resistant that the top panel, upper cross, which intersect bracket, upper support annulus, top annulus bracket,
Steel 9Ni steel, remaining is high-strength low-temperature-resistant carbon steel.
The low temperature resistant epoxy selects phillymasticTG-7B.
The upper cross intersects bracket and lower part right-angled intersection bracket is distributed on same vertical plane.
A kind of installation method of Large LNG ship Type B containment system support device, includes the following steps：
Step 1, Ship Structure is first put up, by lower part right-angled intersection bracket welding in Ship Structure,
Step 2, lower panel is welded on lower part right-angled intersection bracket, then successively justifies lower part annulus bracket and lower support
Boxing is connected on the upper surface of lower panel, forms lower frame, in the low temperature resistant epoxy of the upper surface of lower panel laying 10mm
Base resin layer,
Step 3, the supportive body that the first cylinder pressure-bearing wood and the second cylinder pressure-bearing wood form is put into lower support annulus
In, the low temperature resistant epoxy group tree of 10mm thickness is squeezed into the 4th gap between lower support annulus and the second cylinder pressure-bearing wood
Lipid layer,
Step 4, cabin structure is put up, upper cross is intersected into bracket welding on cabin structure,
Step 5, top panel is welded on upper cross to intersect on bracket, then successively justifies top annulus bracket and upper support
Boxing is connected on the lower surface of top panel, forms upper frame,
Step 6, after containment system lifting in place, upper frame is buckled into the first cylinder pressure-bearing wood and the second cylinder pressure-bearing
The upper end of the supportive body of wood composition, and passes through support element and supports upper frame to be formed, in the lower surface of top panel and
The first gap of 10mm is reserved between the upper end of supportive body, the low temperature resistant epoxy group tree of 10mm thickness is squeezed into first gap
Lipid layer, and the low temperature resistant epoxy of 10mm thickness is squeezed into the Second gap between upper support annulus and the second cylinder pressure-bearing wood
Base resin layer will be fixed as one between entire support device and cabin structure and Ship Structure,
Step 7, finally, the insulation screen of 500mm thickness is laid in support device surrounding.
Compared with prior art, beneficial effects of the present invention are：
1. support device of the present invention includes the first cylinder pressure-bearing wood and the second cylinder pressure-bearing wood, wherein the first cylinder is held
Pressed wood is the cylinder pressure-bearing wood of lateral stratiform superposition, and the second cylinder pressure-bearing wood is the tubular cylinder pressure-bearing of longitudinal stratiform superposition
Wood, the cylinder pressure-bearing wood of lateral stratiform superposition are primarily subjected to vertical load, the tubular cylinder pressure-bearing wood master of longitudinal stratiform superposition
Horizontal load is born, is tightly combined the two securely with strength adhesive among the two, the support of the composition of this design method
Main body just has two-phase anti-pressure ability, when bearing load, frictional force and pressure-bearing wood between two parts pressure-bearing wood with up and down
The frictional force of panel may be used to resist the movement of containment system.The device makes simple, easy for installation, such support master
Body can transmit vertical and horizontal direction load simultaneously, can bear any level direction load, playing prevents roll and pitch
Effect；2. vertical load can be born using right-angled intersection bracket in support device, play the dead weight of braced cuts system and subtracted
The effect of light heaving can meet vertical support, only rolling and the only function of pitching, vdiverse in function, structure arrangement simultaneously
Rationally, it can effectively meet structural strength and fatigue requires；3. support device of the present invention can reduce containment system support device
Quantity, save containment system peripheral clearance, reduce temperature conduction, improve Ship Structure temperature field, improve containment system it is exhausted
Edge layer integrality.
Support device of the present invention, when containment system generates relative vertical movement due to ship motion, containment system hangs down
Pressure-bearing wood is transferred to, then be transferred to and be installed on plate below the lower support seat of Ship Structure by top panel to load, is utilized
The structure counter-force that hull structural member generates resists the vertical load of containment system, it is final offset heaving and containment system from
Weight.
When containment system since ship motion generates relative horizontal movement（Roll and pitch moves）When, containment system bottom
Horizontal load（Horizontal and vertical load）Pressure-bearing wood is transferred to, then be transferred to and be installed on Ship Structure by upper support annulus
Lower support seat lower support annulus, using hull structural member generate structure counter-force resist containment system horizontal load,
It is final to offset roll and pitch movement.
General elasticity modulus difference of the woody body of pressure-bearing in resistance to compression direction and shearing resistance direction is larger, and permissible compression stress is long-range
In permitting stress, it is believed that the compressive mechanical property of pressure-bearing wood is better than shearing resistance mechanical property.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the B-B sectional views of Fig. 1.
Fig. 3 is the A-A sectional views of Fig. 1.
Fig. 4 is the C-C sectional views of Fig. 1.
Fig. 5 is the structure diagram after present invention installation.
Fig. 6 is support device individual tank installation site design sketch of the present invention.
Fig. 7 is distribution map of the support device of the present invention in LNG cargo tanks bottom.
Specific embodiment
As shown in Fig. 1-Fig. 7, the present embodiment Large LNG ship Type B containment system support device, the support device includes first
Cylinder pressure-bearing wood 1 and the second cylinder pressure-bearing wood 2, cylinder of the first cylinder pressure-bearing wood 1 for lateral stratiform superposition
Pressure-bearing wood, tubular cylinder pressure-bearing wood of the second cylinder pressure-bearing wood 2 for longitudinal stratiform superposition, the second cylinder pressure-bearing wood 2
The periphery for being set in the first cylinder pressure-bearing wood 1 forms supportive body, the inner wall and the first cylinder of the second cylinder pressure-bearing wood 2
It is adhesively fixed between the outer wall of pressure-bearing wood 1,
The upper surface of supportive body is equipped with top panel 5, its lower face is equipped with lower panel 9, is equipped in 5 upper surface of top panel upper
Portion's right-angled intersection bracket 3,9 lower surface of lower panel is equipped with lower part right-angled intersection bracket 7, in the second cylinder pressure-bearing wood 2
Upper support annulus 4 and lower support annulus 8 are respectively equipped on outer wall, top annulus is equipped in the outside of upper support annulus 4
Bracket 6, top annulus bracket 6 are fixed in the above 5 lower surface of plate, and the outside of lower support annulus 8 is equipped with lower part annulus bracket 10,
Lower part annulus bracket 10 is fixed on 9 upper surface of lower panel,
First gap, 4 and second cylinder pressure-bearing wood 2 of upper support annulus are equipped between top panel 5 and supportive body upper surface
Between be equipped with Second gap, between lower panel 9 and supportive body lower face be equipped with third gap, lower support annulus 8 and second
The 4th gap is equipped between cylinder pressure-bearing wood 2, the first gap, third gap, is poured into a mould in the 4th gap Second gap
Low temperature resistant epoxy.
Preferably, first gap in the present embodiment, Second gap, third gap, the 4th gap thickness be 10mm.
As further preferred, top panel 5, upper cross intersection bracket 3, upper support annulus 4, top in the present embodiment
Annulus bracket 6 is high-strength low-allow steel 9Ni steel.
As further preferred, the low temperature resistant epoxy selection phillymasticTG-7B of the present embodiment.
As still more preferably, the present embodiment upper cross intersects bracket 3 and lower part right-angled intersection bracket 7 is distributed in together
On one vertical plane.
The installation method of the present embodiment Large LNG ship Type B containment system support device, includes the following steps：
Step 1, Ship Structure 11 is first put up, lower part right-angled intersection bracket 7 is welded in Ship Structure 11,
Step 2, lower panel 9 is welded on lower part right-angled intersection bracket 7, then successively by lower part annulus bracket 10 and lower part branch
The upper surface that ring 8 is welded on lower panel 9 is held round, forms lower frame, in the resistance to low of the upper surface of the lower panel 9 laying 10mm
Temperature epoxy base resin layer,
Step 3, the supportive body of 2 composition of the first cylinder pressure-bearing wood 1 and the second cylinder pressure-bearing wood is put into lower support circle
In ring 8, the low temperature resistant ring of 10mm thickness is squeezed into the 4th gap between 8 and second cylinder pressure-bearing wood 2 of lower support annulus
Oxygroup resin layer,
Step 4, cabin structure 12 is put up, upper cross intersection bracket 3 is welded on cabin structure 12,
Step 5, top panel 5 is welded on upper cross to intersect on bracket 3, then successively by top annulus bracket 6 and top branch
The lower surface that ring 4 is welded on top panel 5 is held round, forms upper frame,
Step 6, after containment system lifting in place, upper frame is buckled into the first cylinder pressure-bearing wood 1 and the second cylinder is held
The upper end for the supportive body that pressed wood 2 forms, and pass through support element and support upper frame to be formed, in the following table of top panel 5
The first gap of 10mm is reserved between face and the upper end of supportive body, the low temperature resistant epoxy of 10mm thickness is squeezed into first gap
Base resin layer, and the resistance to low of 10mm thickness is squeezed into the Second gap between 4 and second cylinder pressure-bearing wood 2 of upper support annulus
Temperature epoxy base resin layer will be fixed as one between entire support device and cabin structure 12 and Ship Structure 11,
Step 7, finally, the insulation screen 13 of 500mm thickness is laid in support device surrounding.
Although above-described embodiment makes the present invention specific descriptions, those of ordinary skill in the art are come
It says, it is understood that can be modified within the spirit and scope for not departing from the present invention based on present disclosure
Or improve, these modification and improvement are all within the spirit and scope of the present invention.
Claims (6)
1. a kind of Large LNG ship Type B containment system support device, which is characterized in that the support device is held including the first cylinder
Pressed wood（1）With the second cylinder pressure-bearing wood（2）, the first cylinder pressure-bearing wood（1）Cylinder for the superposition of lateral stratiform is held
Pressed wood, the second cylinder pressure-bearing wood（2）For the tubular cylinder pressure-bearing wood of longitudinal stratiform superposition, the second cylinder pressure-bearing wood
（2）It is set in the first cylinder pressure-bearing wood（1）Periphery formed supportive body, the second cylinder pressure-bearing wood（2）Inner wall and
One cylinder pressure-bearing wood（1）Outer wall between be adhesively fixed,
The upper surface of supportive body is equipped with top panel（5）, its lower face be equipped with lower panel（9）, in the top panel（5）Upper surface
Intersect bracket equipped with upper cross（3）, lower panel（9）Lower surface is equipped with lower part right-angled intersection bracket（7）, in second cylinder
Body pressure-bearing wood（2）Outer wall on be respectively equipped with upper support annulus（4）With lower support annulus（8）, in upper support annulus（4）
Outside be equipped with top annulus bracket（6）, top annulus bracket（6）Be fixed in the above plate（5）Lower surface, lower support annulus
（8）Outside be equipped with lower part annulus bracket（10）, lower part annulus bracket（10）It is fixed on lower panel（9）Upper surface,
Top panel（5）First gap, upper support annulus are equipped between supportive body upper surface（4）With the second cylinder pressure-bearing
Wood（2）Between be equipped with Second gap, lower panel（9）Third gap, lower support annulus are equipped between supportive body lower face
（8）With the second cylinder pressure-bearing wood（2）Between be equipped with the 4th gap, the first gap, Second gap, third gap, the 4th
Low temperature resistant epoxy is poured into a mould in gap.
2. Large LNG ship Type B containment system support device according to claim 1, which is characterized in that described first is empty
Gap, Second gap, third gap, the 4th gap thickness be 10mm.
3. Large LNG ship Type B containment system support device according to claim 1, which is characterized in that the top panel
（5）, upper cross intersect bracket（3）, upper support annulus（4）, top annulus bracket（6）It is high-strength low-allow steel 9Ni
Steel.
4. Large LNG ship Type B containment system support device according to claim 1, which is characterized in that described low temperature resistant
Epoxy selects phillymasticTG-7B.
5. according to any Large LNG ship Type B containment system support devices of claim 1-4, which is characterized in that on described
Portion's right-angled intersection bracket（3）With lower part right-angled intersection bracket（7）It is distributed on same vertical plane.
A kind of 6. installation method of the Large LNG ship Type B containment system support device described in claim 5, it is characterised in that packet
Include following steps：
Step 1, Ship Structure is first put up（11）, by lower part right-angled intersection bracket（7）It is welded on Ship Structure（11）On,
Step 2, by lower panel（9）It is welded on lower part right-angled intersection bracket（7）On, then successively by lower part annulus bracket（10）With
Lower support annulus（8）It is welded on lower panel（9）Upper surface, formed lower frame, in the lower panel（9）Upper surface apply
If the low temperature resistant epoxy layer of 10mm,
Step 3, by the first cylinder pressure-bearing wood（1）With the second cylinder pressure-bearing wood（2）The supportive body of composition is put into lower part branch
Hold round ring（8）In, in lower support annulus（8）With the second cylinder pressure-bearing wood（2）Between the 4th gap in squeeze into 10mm thickness
Low temperature resistant epoxy layer,
Step 4, cabin structure is put up（12）, upper cross is intersected into bracket（3）It is welded on cabin structure（12）On,
Step 5, by top panel（5）It is welded on upper cross and intersects bracket（3）On, then successively by top annulus bracket（6）With
Upper support annulus（4）It is welded on top panel（5）Lower surface, formed upper frame,
Step 6, after containment system lifting in place, upper frame is buckled into the first cylinder pressure-bearing wood（1）With the second cylinder
Pressure-bearing wood（2）The upper end of the supportive body of composition, and pass through support element and support upper frame to be formed, in top panel（5）
Lower surface and supportive body upper end between reserve the first gap of 10mm, thick resistance to low of 10mm is squeezed into first gap
Temperature epoxy base resin layer, and in upper support annulus（4）With the second cylinder pressure-bearing wood（2）Between Second gap in squeeze into
The low temperature resistant epoxy layer of 10mm thickness, by entire support device and cabin structure（12）And Ship Structure（11）Between it is fixed
It is integrated,
Step 7, finally, the insulation screen of 500mm thickness is laid in support device surrounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711374806.7A CN108189970B (en) | 2017-12-19 | 2017-12-19 | Large LNG ship Type B containment system support device and its installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711374806.7A CN108189970B (en) | 2017-12-19 | 2017-12-19 | Large LNG ship Type B containment system support device and its installation method |
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| CN108189970A true CN108189970A (en) | 2018-06-22 |
| CN108189970B CN108189970B (en) | 2019-10-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109398599B (en) * | 2018-10-31 | 2020-08-07 | 沪东中华造船(集团)有限公司 | Installation method of planar insulation module for L NG shipboard containment system |
| CN117022548A (en) * | 2023-10-08 | 2023-11-10 | 上海蓝魂环保科技有限公司 | Secondary shielding system of B-type low-temperature liquid cargo containment system and ship body |
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|---|---|
| CN108189970B (en) | 2019-10-11 |
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