CN104843152A - Method and ship for stopping flooding of ship cabin - Google Patents
Method and ship for stopping flooding of ship cabin Download PDFInfo
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- CN104843152A CN104843152A CN201510276583.5A CN201510276583A CN104843152A CN 104843152 A CN104843152 A CN 104843152A CN 201510276583 A CN201510276583 A CN 201510276583A CN 104843152 A CN104843152 A CN 104843152A
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- expandable polystyrene
- polystyrene foam
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- ship storehouse
- adhesive solidification
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Abstract
The invention relates to the technical field of shipbuilding, in particular to a method and a ship for stopping flooding of a ship cabin. The method includes filling expandable polystyrene foam filler into the ship cabin. Since the expandable polystyrene foam filler is light and non-absorbable, flooding into the ship cabin is well stopped by the foam filler and the ship cannot sink when the ship cabin is burst and encounters accidents, and finally safety performance of the ship is improved.
Description
Technical field
The present invention relates to marine technology field, be specifically related to a kind of method that ship storehouse is not easily intake and the hull that ship storehouse is not easily intake.
Background technology
On April 15th, 1912, the luxurious large ship " Titanic " carrying No. 1316 passengers and 891 crewman bumps against with iceberg and sinks, and this perils of the sea is considered to one of 20th century human world ten calamity.
Before 20th century, in the slow long history of human society, once had how much similar tragedy occurs, the generation of this kind of tragedy has certain associating with the development of shipbuilding science and technology at that time.Because hull made at that time, its ship chamber structure mostly is hole capital after selling all securities structure, just in case occur to meet outer (such as hull breaks, and hull touches Jiao, the boat ran foul with each other) then often leak enter Chuan Cang, thus causes Hull sinkage, the accident of shipwreck or sinking.
For solving the problems of the technologies described above, publication number be the Chinese invention patent application of CN1289704A disclose a kind of boats and ships are not sunk method and not shipwreck, adopt in this technical scheme and be filled with lightweight polymer Charge between the inside and outside wall of boats and ships, thus improve the buoyancy of boats and ships, make it not sink.But, this light filler specifically what composition and concrete performance requriements thereof is not described in this technical scheme, and different materials has different performances, price and production technology, only cannot solve according to this technical scheme the technical matters that boats and ships easily intake well at all, more cannot be carried out commercial application.
Expandable polystyrene (EPS) has excellent lasting heat insulation property, unique buffering aseismicity, resistance to aging and water resistance, thus it is widely used in the fields such as packaging, building materials, fishery, workmanship, it is field of application product the most widely in the world, and have cheap, use amount is a little large, raw material very easily obtains.
Summary of the invention
An object of the present invention is to avoid weak point of the prior art and provides a kind of cost-saving, that raw material easily obtains, preparation technology simply makes ship storehouse not easily intake method, and the method can avoid the accident causing Hull sinkage at the time of emergency due to the water inlet of ship storehouse.
Two of object of the present invention is to avoid weak point of the prior art and provides a kind of cost-saving, that raw material easily obtains, preparation technology simply makes ship storehouse not easily intake hull, and this hull can avoid the accident causing due to the water inlet of ship storehouse sinking.
Object of the present invention is achieved through the following technical solutions:
The invention provides a kind of method that ship storehouse is not easily intake, the method fills expandable polystyrene foam insert in the hole capital after selling all securities structure in ship storehouse, and the preparation method of described expandable polystyrene foam insert comprises the following steps:
(1) prefoam:
By expandable polystyrene under the condition of steam pressure 0.01 ~ 0.05Mpa, temperature 95 ~ 105 DEG C, time of heat 10 ~ 100s, use continous way foaming machine or batch foaming machine to foam, making density is 5 ~ 50kg/m
3expandable polystyrene foam beads;
(2) slaking:
Expandable polystyrene foam beads prepared by step a at room temperature slaking 6 ~ 10h;
(3) compression molding or adhesive solidification shaping:
Compression molding or the shaping method of adhesive solidification is adopted by the expandable polystyrene foam beads of step (2) slaking to make the expandable polystyrene foam board of required size size, wherein:
The method of described compression molding comprises the following steps:
A1, eps foam panel machine or automatic moulding machine compression molding:
Eps foam panel machine or automatic moulding machine is adopted to carry out compression molding, mould used adopts aluminium-making mould, forming pressure is 0.05 ~ 0.15Mpa, time of heat is 10 ~ 80s, after vacuum cooling or water cooling, make the expandable polystyrene foam board of required size size and shape;
Wherein, for employing automatic moulding machine, the expandable polystyrene foam board after shaping determines according to the size and shape of mould;
Wherein, for employing eps foam panel machine, expandable polystyrene foam board after shaping, also needs through cutting action: adopt heating wire to cut into the expandable polystyrene foam insert of required size and shape described expandable polystyrene foam board.
A2, oven dry:
The expandable polystyrene foam board made by step a, after 62 ~ 68 DEG C of drying rooms are dried, is the expandable polystyrene foam insert that can be used for filling ship storehouse;
The shaping method of described adhesive solidification comprises the following steps:
B1, prepare adhesive solidification agent:
Adhesive agent and curing agent are added in stirred vessel according to the percentage by weight of 10:1, after dispersed with stirring is even, make adhesive solidification agent;
B2, mixing of materials:
Under the speed of agitator of 450 ~ 550rpm, the expandable polystyrene foam beads that slaking prepared by step (2) is good is added in adhesive solidification agent prepared by step b1, mass ratio 1:1.2 ~ the 1:1.8 of described adhesive solidification agent and the good expandable polystyrene foam beads of described slaking, after stirring 15 ~ 20min, make mixed material;
B3, hot-forming:
Be transferred in hot pressing die by the mixed material that step b2 obtains, forming pressure is 0.05 ~ 0.15Mpa, pressurize 40 ~ 60s, after cooling 10 ~ 15min, is namely shaped to the expandable polystyrene foam board with certain size size;
B4, cutting:
The expandable polystyrene foam board made by step b3 adopts electric saw to carry out cutting into the expandable polystyrene foam insert of required size and shape.
Preferably, in described step a1, obtain the expandable polystyrene foam board with certain size size after adopting the compression molding of eps foam panel machine, also need through cutting action: adopt heating wire to cut into the expandable polystyrene foam insert of required size and shape described expandable polystyrene foam board.
Preferably, in described step b1, described lining cement is phenol resin, epoxy resin or furane resin;
Described curing agent be by concentration be 30 ~ 50% benzene sulfonic acid solution and concentration be 30 ~ 40% the mixed liquor made according to percentage by weight 1:1 of phosphoric acid solution.
Preferably, in step (1), described expandable polystyrene is the flame retardant type expandable polystyrene containing fire retardant.
Preferably, the density of expandable polystyrene particle that prepared by described step (1) is 15 ~ 30 kg/m
3, this scope is relative to high density 30 ~ 50 kg/m
3with lower density 5 ~ 15 kg/m
3expandable polystyrene particle, had the economy of good mechanical strength and product price concurrently; Although this is because adopt high density intensity better, but cost is corresponding increase by more than 1 times also, and for lower density, although cost is lower, but too low foam density, the mechanical strength of the expandable polystyrene foam insert making to make should there be is mutually decline by a relatively large margin, thus cause the ship storehouse after filling can not bear larger shock.
The present invention also provides a kind of hull that ship storehouse is not easily intake, and comprises ship storehouse, is filled with the expandable polystyrene foam insert adopting said method to prepare in described ship storehouse.
the invention has the beneficial effects as follows:
Compared with prior art, the present invention has the following advantages:
(1) of the present inventionly a kind ofly making the method that ship storehouse not easily intakes be by filling expandable polystyrene foam insert in the hole capital after selling all securities structure in ship storehouse, to improve the impact resistant capability in ship storehouse and not easily to intake, thus avoiding the accident that shipwreck occurs.This expandable polystyrene foam insert is the expandable polystyrene particle first forming certain density through prefoam, then slaking, make expandable polystyrene foam board through compression molding or the shaping method of adhesive solidification again, finally cut into the expandable polystyrene foam insert of required form and size.Expandable polystyrene foam insert prepared by said method have lightweight, not easily absorb water, excellent mechanical characteristics and buffering aseismicity, thus when Chuan Cang breaks or boats and ships run into contingency, owing to there being foam insert in ship storehouse, thus not easily intake, can not Hull sinkage be caused, improve the safety performance of boats and ships;
(2) preparation technology of the present invention is simple, low in raw material price, very easily to obtain, thus commercial application expandable polystyrene foam insert of the present invention being used for shipbuilding can be realized, promote the development of waterproof impact resistance marine technology further.
Detailed description of the invention
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
embodiment 1.
By 100kg flame retardant type expandable polystyrene (EPS, product grade: Dragon King's board, specification F-SB), Japanese DAISEN DYHL500 batch foaming machine carries out prefoam, and the steam pressure of prefoam is 0.025Mpa, and feed intake 7kg every batch, time of heat 35s, prefoam density is 20kg/m
3, after foaming, form EPS particle; Then the EPS particle windmill foamed is conveyed into and adopts among nylon net bag finish mix storehouse, room temperature curing is after 8 hours, adopt German KURTZ company to produce K1214 forming machine and carry out compression molding, moulded dimension is 500*500*300mm, and time shaping, solid model steam pressure is 0.08Mpa, and shifting formwork steam pressure is 0.1Mpa, time of heat adds up to 18s, water-cooled 10s, vacuum cooling 80s, molding cycle is 160s; The eps foam sheet material of shaping rear acquisition, after drying at 65 DEG C of drying rooms, namely obtains the eps foam weighting material of required size and shape, can be used directly in ship storehouse as weighting material.
embodiment 2.
By 100kg flame retardant type expandable polystyrene (product grade: Dragon King's board, specification F-SB), at Japanese DAISEN
DYHL500 batch foaming machine foams, and prefoam steam pressure is 0.025Mpa, and feed intake 7kg every batch, time of heat 35s, and prefoam density is 20kg/m
3, after foaming, form EPS particle; Then the EPS particle windmill foamed is conveyed into and adopts among nylon net bag finish mix storehouse, room temperature curing is after 8 hours, adopt Hangzhou Fang Yuan company to produce PSZ6000 panel machine and carry out compression molding, board dimension is 6000*1200*650mm, and time shaping, solid model steam pressure is 0.06Mpa, and shifting formwork steam pressure is 0.08Mpa, time of heat adds up to 25s, exhaust 10s, vacuum cooling 250s, molding cycle is 380s.The eps foam sheet material made after shaping, after drying at 65 DEG C of drying rooms, adopts 6m cutting machine, cuts into the eps foam weighting material being of a size of 500*500*500, be namely used in ship storehouse as weighting material with heating wire.
embodiment 3.
By 100kg flame retardant type expandable polystyrene (product grade: Dragon King's board, specification F-SB), Japanese DAISEN DYHL500 batch foaming machine foams, prefoam steam pressure is 0.035Mpa, feed intake 10.5kg every batch, time of heat 55s, and prefoam density is 30kg/m
3, after foaming, form EPS particle; Then the EPS particle windmill foamed is conveyed into and adopts among nylon net bag finish mix storehouse, room temperature curing is after 9 hours, adopt Hangzhou Fang Yuan company to produce PSZ6000 panel machine and carry out compression molding, board dimension is 6000*1200*650mm, and time shaping, solid model steam pressure is 0.06Mpa, and shifting formwork steam pressure is 0.08Mpa, time of heat adds up to 18s, exhaust 10s, vacuum cooling 400s, molding cycle is 560s.The eps foam sheet material made after shaping, after drying at 65 DEG C of drying rooms, adopts 6m cutting machine, cuts into the eps foam weighting material being of a size of 500*500*500, be namely used in ship storehouse as weighting material with heating wire.
embodiment 4.
With 100kg flame retardant type expandable polystyrene (product grade: Dragon King's board, specification F-SB), Japanese DAISEN DYHL500 batch foaming machine foams, prefoam steam pressure is 0.025Mpa, feed intake 7Kg every batch, time of heat 35s, and prefoam density is 20kg/m
3, after foaming, form EPS particle; Then be conveyed into by the EPS particle windmill foamed and adopt among nylon net bag finish mix storehouse, room temperature curing is stand-by after 8 hours.
With 100 parts of phenol resins for base-material, be placed in the container of a band stirring, add the benzene sulfonic acid of 5 part 30% respectively, then add the phosphoric acid of 5 part 40%, dispersed with stirring evenly makes adhesive solidification agent afterwards;
The 1000L EPS particle that slaking is good is measured with the measuring cup of 100L, then under the mechanical agitation of 500rpm, add adhesive solidification agent prepared by above-mentioned steps and prepare mixed material, the EPS particle that wherein slaking is good and the mass ratio of adhesive solidification agent are 1:1.5, after stirring 15min, gained mixed material is transferred in hot pressing die, mold closing, pass into vapours, boost to 0.06Mpa, and pressurize 50s, exhaust 5s, after cooling 10min, die sinking, discharging, obtain the eps foam sheet material of having shaped, then electric saw cutting can be adopted, namely the eps foam weighting material cutting into required size and shape can be used in ship storehouse as weighting material.
Real
execute example 5.
With 100kg flame retardant type expandable polystyrene (product grade: Dragon King's board, specification F-SB), Japanese DAISEN DYHL500 batch foaming machine foams, prefoam steam pressure is 0.025Mpa, feed intake 7Kg every batch, time of heat 35s, and prefoam density is 20kg/m
3, after foaming, form EPS particle; Then be conveyed into by the EPS particle windmill foamed and adopt among nylon net bag finish mix storehouse, room temperature curing is stand-by after 8 hours.
With 100 parts of epoxy resin for base-material, be placed in the container of a band stirring, add the benzene sulfonic acid of 5 part 40% respectively, then add the phosphoric acid of 5 part 40%, dispersed with stirring evenly makes adhesive solidification agent afterwards;
The 1000L EPS particle that slaking is good is measured with the measuring cup of 100L, then under the mechanical agitation of 500rpm, add adhesive solidification agent prepared by above-mentioned steps and prepare mixed material, the EPS particle that wherein slaking is good and the mass ratio of adhesive solidification agent are 1:1.3, after stirring 15min, gained mixed material is transferred in hot pressing die, mold closing, pass into vapours, boost to 0.06Mpa, and pressurize 50s, exhaust 5s, after cooling 10min, die sinking, discharging, obtain the eps foam sheet material of having shaped, then electric saw cutting can be adopted, namely the eps foam weighting material cutting into required size and shape can be used in ship storehouse as weighting material.
embodiment 6.
With 100kg flame retardant type expandable polystyrene (product grade: Dragon King's board, specification F-SB), Japanese DAISEN DYHL500 batch foaming machine foams, prefoam steam pressure is 0.025Mpa, feed intake 7Kg every batch, time of heat 35s, and prefoam density is 20kg/m
3, after foaming, form EPS particle; Then be conveyed into by the EPS particle windmill foamed and adopt among nylon net bag finish mix storehouse, room temperature curing is stand-by after 8 hours;
With 100 parts of furane resins for base-material, be placed in the container of a band stirring, add the benzene sulfonic acid of 5 part 40% respectively, then add the phosphoric acid of 5 part 40%, dispersed with stirring evenly makes adhesive solidification agent afterwards;
The 1000L EPS particle that slaking is good is measured with the measuring cup of 100L, then under the mechanical agitation of 500rpm, add adhesive solidification agent prepared by above-mentioned steps and prepare mixed material, the EPS particle that wherein slaking is good and the mass ratio of adhesive solidification agent are 1:1.8, after stirring 15min, gained mixed material is transferred in hot pressing die, mold closing, pass into vapours, boost to 0.06Mpa, and pressurize 50s, exhaust 5s, after cooling 10min, die sinking, discharging, obtain the eps foam sheet material of having shaped, then electric saw cutting can be adopted, namely the eps foam weighting material cutting into required size and shape can be used in ship storehouse as weighting material.
embodiment 7.
A kind of hull that ship storehouse is not easily intake of the present invention, comprises ship storehouse, is filled with the expandable polystyrene foam insert adopting the method for embodiment 1 to embodiment 6 to prepare in ship storehouse.
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although done to explain to the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (7)
1. the method making ship storehouse not easily intake, is characterized in that: the method fills expandable polystyrene foam insert in the hole capital after selling all securities structure in ship storehouse, and the preparation method of described expandable polystyrene foam insert comprises the following steps:
(1) prefoam:
By expandable polystyrene under the condition of steam pressure 0.01 ~ 0.05Mpa, temperature 95 ~ 105 DEG C, time of heat 10 ~ 100s, use continous way foaming machine or batch foaming machine to foam, making density is 5 ~ 50kg/m
3expandable polystyrene foam beads;
(2) slaking:
Expandable polystyrene foam beads prepared by step a at room temperature slaking 6 ~ 10h;
(3) compression molding or adhesive solidification shaping:
Compression molding or the shaping method of adhesive solidification is adopted by the expandable polystyrene foam beads of step (2) slaking to make the expandable polystyrene foam board of required size size, wherein:
The method of described compression molding comprises the following steps:
A1, eps foam panel machine or automatic moulding machine compression molding:
Mould used adopts aluminium-making mould, and forming pressure is 0.05 ~ 0.15Mpa, and time of heat is 10 ~ 80s, after vacuum cooling or water cooling, makes the expandable polystyrene foam board of required size size and shape;
A2, oven dry:
The expandable polystyrene foam board made by step a, after 62 ~ 68 DEG C of drying rooms are dried, is the expandable polystyrene foam insert that can be used for filling ship storehouse;
The shaping method of described adhesive solidification comprises the following steps:
B1, prepare adhesive solidification agent:
Adhesive agent and curing agent are added in stirred vessel according to the percentage by weight of 10:1, after dispersed with stirring is even, make adhesive solidification agent;
B2, mixing of materials:
Under the speed of agitator of 450 ~ 550rpm, the expandable polystyrene foam beads that slaking prepared by step (2) is good is added in adhesive solidification agent prepared by step b1, mass ratio 1:1.2 ~ the 1:1.8 of described adhesive solidification agent and the good expandable polystyrene foam beads of described slaking, after stirring 15 ~ 20min, make mixed material;
B3, hot-forming:
Be transferred in hot pressing die by the mixed material that step b2 obtains, forming pressure is 0.05 ~ 0.15Mpa, pressurize 40 ~ 60s, after cooling 10 ~ 15min, is namely shaped to the expandable polystyrene foam board with certain size size;
B4, cutting:
The expandable polystyrene foam board made by step b3 adopts electric saw to carry out cutting into the expandable polystyrene foam insert of required size and shape.
2. a kind of method that ship storehouse is not easily intake according to claim 1, it is characterized in that: in described step a1, adopt the expandable polystyrene foam board after the compression molding of eps foam panel machine, also need through cutting action: adopt heating wire to cut into the expandable polystyrene foam insert of required size and shape described expandable polystyrene foam board.
3. a kind of method that ship storehouse is not easily intake according to claim 1, it is characterized in that: in described step b1, described lining cement is phenol resin, epoxy resin or furane resin;
Described curing agent be by concentration be 30 ~ 50% benzene sulfonic acid solution and concentration be 30 ~ 40% the mixed liquor made according to percentage by weight 1:1 of phosphoric acid solution.
4. a kind of method that ship storehouse is not easily intake according to claim 1, is characterized in that: in step (1), and described expandable polystyrene is the flame retardant type expandable polystyrene containing fire retardant.
5. a kind of method that ship storehouse is not easily intake according to claim 1 any one, is characterized in that: the density of expandable polystyrene particle prepared by described step (1) is 15 ~ 30 kg/m
3.
6. a kind of method that ship storehouse is not easily intake according to claim 1, it is characterized in that: in described step (1), steam pressure is 0.025Mpa, and temperature is 100 DEG C, and time of heat is 35s.
7. the hull making ship storehouse not easily intake, comprises ship storehouse, it is characterized in that: be filled with the expandable polystyrene foam insert adopting the method described in claim 1 to 6 any one to prepare in described ship storehouse.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276583.5A CN104843152B (en) | 2015-05-27 | 2015-05-27 | It is a kind of ship storehouse is difficult method and hull into water |
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| CN201510276583.5A CN104843152B (en) | 2015-05-27 | 2015-05-27 | It is a kind of ship storehouse is difficult method and hull into water |
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| CN104843152B CN104843152B (en) | 2017-09-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835286A (en) * | 2016-04-29 | 2016-08-10 | 芜湖美威包装品有限公司 | Foamed plastic laminating blending forming process |
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| CN105835286A (en) * | 2016-04-29 | 2016-08-10 | 芜湖美威包装品有限公司 | Foamed plastic laminating blending forming process |
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Effective date of registration: 20210112 Address after: Room 305, 166 Dongfang Avenue, free trade zone, Binhai New Area, Tianjin 300450 Patentee after: Tianjin xinlongqiao Engineering Plastics Co.,Ltd. Address before: 315040 Room 802, building 4, Crown Garden Phase II, no.1188 Jiangnan Road, Ningbo City, Zhejiang Province Patentee before: Fu Jianing |