CN107813915A - A kind of deformable lifebuoy based on conductive shapes memory polymer - Google Patents
A kind of deformable lifebuoy based on conductive shapes memory polymer Download PDFInfo
- Publication number
- CN107813915A CN107813915A CN201710749892.9A CN201710749892A CN107813915A CN 107813915 A CN107813915 A CN 107813915A CN 201710749892 A CN201710749892 A CN 201710749892A CN 107813915 A CN107813915 A CN 107813915A
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- CN
- China
- Prior art keywords
- memory polymer
- lifebuoy
- conductive
- deformable
- conductive shapes
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/08—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
- B63C9/13—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like attachable to body member, e.g. arm, neck, head or waist
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/08—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
- B63C9/20—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like characterised by signalling means, e.g. lights
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Laminated Bodies (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The present invention relates to a kind of deformable lifebuoy based on conductive shapes memory polymer, including lifebuoy body, end cover, supply unit, partiting thermal insulation coating, charging hole, switch, drawstring, conduit.Lifebuoy this volume surrounding that the lifebuoy body is prepared by conductive shapes memory polymer, flexible closed cell foam, conduit and the soft corrugated plastic pipe of filling form；The glass transition temperature of the conductive shapes memory polymer is 30 DEG C~80 DEG C, and this volume surrounding of lifebuoy can be shunk at a temperature of predeformation by drawstring makes lifebuoy body distortion.The present invention can realize change in size using the lifebuoy of conductive shapes memory polymer material by predeformation, can both meet that the people of the different bodily forms uses, and be easy to a large amount of storages again and carry.Meanwhile the deformable lifebuoy of conductive shapes memory polymer is set to use the probability searched and rescued during lifebuoy at night in illuminating at night so as to significantly improve drowning person by adding fluorescer.
Description
Technical field
The present invention is a kind of lift-buoy, more particularly to a kind of deformable lifebuoy.
Background technology
Lifebuoy is a kind of water survival gear, using than wide, the shipping of design ship, operation at sea, is fought flood and relieve victims
And water tourism stress-relieving activity etc..The carrying mode of solid lifebuoy is typically to hang over hull both sides, and area occupied is larger, ship
Upper standby lifebuoy limited amount, needs can not be usually met when meeting with an accidet.At present, the solid lifebuoy size of in the market
Necessarily, people's use for diminutive in stature is made troubles, when having lifebuoy in arms for a long time on the water and waiting for rescue, because muscle power is not
It is enough and overboard.Searched and rescued for night on the water surface, existing lifebuoy is all to have fluorescent belt on circle body, is advantageous to search for people in danger
Member.
Shape-memory polymer (Shape Merrory Polymers, abbreviation SMP), also known as shape remember macromolecule, are
Refer to original shape product, after changing its primary condition under certain conditions and fixing, by external condition (as heat,
Electricity, light, chemical co-ordination etc.) stimulation can recover the high polymer material of its original shape again.Shape-memory polymer (SMPs) has
Have the advantages that big deflection, easy figuration, not corrosion, light inexpensive, response temperature are conveniently adjusted, receive extensive concern.Thermic
Type SMP：It is deformed above in room temperature, and deformation can be fixed in room temperature and can be deposited for a long time, when temperature rises to a certain specific response again
During temperature, product can reply the polymer of original shape quickly.Electroluminescent type SMP is thermotropic shape memoryHigh polymer materialWith tool
Have conductivity material (such asConductive black, CNT andConducting polymerDeng) composite.Its memory mechanism and thermic
Induction type shape memory high molecule is identical, and the composite raises system temperature by heat caused by electric current, causes shape
Reply, so both conductive energy, have good shape memory function again.
The content of the invention
It is a primary object of the present invention to provide a kind of deformable lifebuoy based on conductive shapes memory polymer, with solution
Certainly solid lifebuoy area occupied is big at present, the problem of unadjustable solid lifebuoy size.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：
A kind of deformable lifebuoy based on conductive shapes memory polymer, it is characterised in that：Including lifebuoy body, close
Lid, supply unit, charging hole, switch, drawstring, conduit are blocked,
The lifebuoy body is annular in shape, mainly by conductive shapes memory polymer outer layer, flexible closed cell foam and soft
Corrugated plastic pipe forms；The flexible closed cell is foam-filled to be located at soft in the inside of the outer layer, the soft corrugated plastic pipe
The center of matter closed-cell foam and run through whole lifebuoy body；
Supply unit is loaded on the lifebuoy body interior, and is electrically connected by switching with conductive shapes memory polymer outer layer
Connect；The supply unit also electrically connects with charging hole；
The conduit that one end communicates therewith, the other end extension of the conduit are provided with the soft corrugated plastic pipe
To the body exterior；The drawstring runs through the corrugated plastic pipe, and end is extended out by conduit；The conduit
It is upper that end cover is housed.
Preferably, the end of drawstring is fixed on end cover.
Preferably, the surfaces externally and internally of the conductive shapes memory polymer outer layer is coated with partiting thermal insulation coating.
Preferably, the glass transition temperature of the conductive shapes memory polymer is 30 DEG C~80 DEG C.
Preferably, the conductive shapes memory polymer is Intrinsic conduction shape memory polymer or remembered with conventional shape
Polymer is recalled for one kind in the conducing composite material of matrix addition conductive filler composition；
The Intrinsic conduction shape memory polymer is conductive polyethylene shape-memory polymer, electrically conductive polyaniline shape note
Recall one kind in polymer, electric polypyrrole shape-memory polymer, conductive polythiophene shape-memory polymer；
The conventional shape memory polymer is polyethylene, polyvinyl chloride, polyurethane, ethylene-vinyl acetate copolymer, third
Alkene nitrile-butadiene-styrene, PLA, epoxy, polystyrene, polyester, polypropylene, PET, poly- carbon
One or more in acid esters, methyl methacrylate, polyether-ether-ketone and Lauxite, the conductive filler for be carbon dust,
One or more in CNT, graphite, graphene, Ketjen black.
Preferably, the flexible closed cell foam is polyurethane foam, acrylonitrile-butadiene-styrene (ABS) foam, PLA bubble
One kind in foam, epoxy foam, polystyrene foam, polyester form, polyethylene, polypropylene foam, polyvinyl chloride foam
Or multiple combinations.
Preferably, the switch and charging hole are arranged on the conduit, and are sealed by end cover.
Preferably, the end cover and conduit are connected through a screw thread.
Preferably, fluorescent component is included in the conductive shapes memory polymer of the conductive shapes memory polymer outer layer.
The beneficial effects of the invention are as follows：
The present invention can realize change in size using the lifebuoy of conductive shapes memory polymer material by predeformation, both may be used
To meet that the people of the different bodily forms uses, it is easy to a large amount of storages again and carries.Meanwhile remember conductive shapes by adding fluorescer
The deformable lifebuoy of polymer can be in illuminating at night, so as to significantly improve drowning person using being searched and rescued during lifebuoy at night
Probability.
Brief description of the drawings
Fig. 1 is the schematic diagram before the deformable lifebuoy use of the present invention based on shape-memory polymer；
Fig. 2 is schematic diagram when the deformable lifebuoy expansion of the present invention based on shape-memory polymer uses；
Fig. 3 is the schematic diagram of the deformable lifebuoy longitudinal section of the present invention based on shape-memory polymer；
Fig. 4 is the schematic diagram of the deformable lifebuoy cross section of the present invention based on shape-memory polymer.
In figure：
1. lifebuoy body, 2. end covers, 3. supply units, 4. partiting thermal insulation coatings, 5. charging holes, 6. switches, 7.
Drawstring, 8. conduits, 9. soft corrugated plastic pipes, 10. conductive shapes memory polymer outer layers, 11. flexible closed cell foams.
Embodiment
Below by specific embodiment, the present invention is described in further detail.
It is the deformable lifebuoy original shape of the present invention based on conductive shapes memory polymer respectively shown in Fig. 1, Fig. 2
The schematic diagram of state and use state.
As shown in Figure 2, Figure 3, Figure 4, the deformable lifebuoy of the present invention based on conductive shapes memory polymer, bag
Include lifebuoy body 1, end cover 2, supply unit 3, partiting thermal insulation coating 4, charging hole 5, switch 6, drawstring 7, conduit 8,
Soft corrugated plastic pipe 9, conductive shapes memory polymer outer layer 10, flexible closed cell foam 11.
The lifebuoy body 1 is annular in shape, mainly by conductive shapes memory polymer outer layer 10, the and of flexible closed cell foam 11
Soft corrugated plastic pipe 9 forms；The flexible closed cell foam 11 is filled in the inside of the outer layer 10, the soft corrugated plastic
Pipe 9 is located at the center of flexible closed cell foam and runs through whole lifebuoy body 1.Conductive shapes memory polymer outer layer 10
Glass transition temperature be 30 DEG C~80 DEG C；Intrinsic conduction shape memory polymer can be selected or with conventional shape memory
Polymer is one kind in the conducing composite material of matrix addition conductive filler composition.The intrinsic conduction shape memory polymers
Thing is conductive polyethylene shape-memory polymer, electrically conductive polyaniline shape-memory polymer, electric polypyrrole shape memory polymers
One kind in thing, conductive polythiophene shape-memory polymer；The conventional shape memory polymer be polyethylene, polyvinyl chloride,
Polyurethane, ethylene-vinyl acetate copolymer, acrylonitrile-butadiene-styrene (ABS), PLA, epoxy, polystyrene, polyester, poly- third
One kind or more in alkene, PET, makrolon, methyl methacrylate, polyether-ether-ketone and Lauxite
Kind, it is one or more in carbon dust, CNT, graphite, graphene, Ketjen black that the conductive filler, which is,.
The flexible closed cell foam 11 is polyurethane foam, acrylonitrile-butadiene-styrene (ABS) foam, PLA foam, ring
One or more in oxygen foam, polystyrene foam, polyester form, polyethylene, polypropylene foam, polyvinyl chloride foam
Combination.
Supply unit 3 is loaded on inside the lifebuoy body 1, and passes through switch 6 and conductive shapes memory polymer outer layer
10 electrical connections；The supply unit 3 also electrically connects with charging hole 5.
The conduit 8 that one end communicates therewith, the other end of the conduit 8 are provided with the soft corrugated plastic pipe 9
Extend to the body exterior；The drawstring 7 runs through the corrugated plastic pipe 9, and end is extended out by conduit 8；Institute
State and end cover 2 is housed on conduit 8, end cover 2 is connected through a screw thread with conduit 8, avoids water from entering lifebuoy body
1。
Lifebuoy body 1 is used as using conductive ethylene acetate ethylene copolymer (abbreviation EVA) shape memory polymer material
Conductive shapes memory polymer outer layer 10.Before use, as shown in figure 1, lifebuoy body 1 is contracted in minimum dimension, conveniently take
Band.By lower switch 6, after heating the of short duration time to conductive EVA shape-memory polymers outer layer 10 by built-in power device 3, reach
To conductive EVA shape-memory polymers outer layer 10 more than 50 DEG C of recovery temperature when, conductive shapes memory polymer outer layer 10 from
It is dynamic to recover deformation expansion, drive drawstring 7, soft corrugated plastic pipe 9 and flexible closed cell polyurethane foam 11 to deploy, make lifebuoy sheet
Body 1 reaches the state shown in Fig. 2；Closing switch 6 makes supply unit 3 stop heating, keeps this shape to treat that lifebuoy body 1 is cold
But after causing room temperature, shape can come into operation after fixing, as shown in Figure 2.
In order to meet the librarian use of diminutive in stature, it is necessary to when reducing the internal diameter of lifebuoy body 1, lower switch can be pressed again
6, after heating the of short duration time to conductive EVA shape-memory polymers outer layer 10 by built-in power device 3, reach conductive EVA shapes
When more than the predeformation temperature 50 C of shape memory polymer outer layer 10, by pulling drawstring 7 to provide predeformation power, make soft waveform
Plastic tube 9, conductive EVA shape-memory polymers outer layer 10 and flexible closed cell polyurethane foam 11 shrink suitable dimension, keep pre-
Deformation force is constant, and closing switch 6 makes supply unit 3 stop heating, keeps this shape to treat that the cooling of lifebuoy body 1 causes room temperature
Afterwards, shape can come into operation after fixing.Extension drawstring 7 fills in conduit 8, then screws on end cover 2, ensures that water will not
Into lifebuoy body 1.
When lifebuoy body 1 under Fig. 2 states after use, it is necessary to when being retracted to minimum dimension Fig. 1 states, in repetition
Process is stated, when the lifebuoy body 1 is reached Fig. 1 states by pulling drawstring 7, stops heating, after keeping shape, you can conveniently take
Band.
Partiting thermal insulation coating 4 is covered in the inner side and outer side of conductive shapes memory polymer outer layer 10, plays heat-insulated and exhausted
The effect of edge；In conduit 8, charging hole 5 is the interface to be charged to supply unit 3 for charging hole 5 and switch 6；Drawstring 7 is fixed
On end cover 2, by conduit 8 and soft corrugated plastic pipe 9, soft corrugated plastic pipe 9 had both facilitated the motion of drawstring 7,
It is again convenient to shrink.Fluorescent component is included in the conductive shapes memory polymer of conductive EVA shape-memory polymers outer layer 10, can be with
Make lifebuoy body 1 luminous at night.
The embodiment is preferred embodiment of the invention, but the present invention is not limited to above-mentioned embodiment, not
Away from the present invention substantive content in the case of, those skilled in the art can make it is any it is conspicuously improved, replace
Or modification belongs to protection scope of the present invention.
Claims (9)
- A kind of 1. deformable lifebuoy based on conductive shapes memory polymer, it is characterised in that：Including lifebuoy body (1), End cover (2), supply unit (3), charging hole (5), switch (6), drawstring (7), conduit (8),The lifebuoy body (1) annularly, mainly by conductive shapes memory polymer outer layer (10), flexible closed cell foam (11) Formed with soft corrugated plastic pipe (9)；The flexible closed cell foam (11) is filled in the inside of the outer layer (10), described soft Corrugated plastic pipe (9) is located at the center of flexible closed cell foam and runs through whole lifebuoy body (1)；Supply unit (3) is internal loaded on the lifebuoy body (1), and by switching (6) and conductive shapes memory polymers beyond the region of objective existence Layer (10) electrical connection；The supply unit (3) also electrically connects with charging hole (5)；Be provided with the conduit (8) that one end communicates therewith on the soft corrugated plastic pipe (9), the conduit (8) it is another End extends to the body exterior；The drawstring (7) runs through the corrugated plastic pipe (9), and end is extended by conduit (8) Out；End cover (2) is housed on the conduit (8).
- A kind of 2. conductive deformable lifebuoy based on shape-memory polymer according to claim 1, it is characterised in that： The end of drawstring (7) is fixed on end cover (2).
- A kind of 3. deformable lifebuoy based on conductive shapes memory polymer according to claim 1, it is characterised in that： The surfaces externally and internally of the conductive shapes memory polymer outer layer (10) is coated with partiting thermal insulation coating (4).
- A kind of 4. deformable lifebuoy based on conductive shapes memory polymer according to claim 2, it is characterised in that： The glass transition temperature of the conductive shapes memory polymer is 30 DEG C~80 DEG C.
- A kind of 5. deformable lifebuoy based on conductive shapes memory polymer according to claim 2, it is characterised in that： The conductive shapes memory polymer is Intrinsic conduction shape memory polymer or using conventional shape memory polymer as matrix Add one kind in the conducing composite material of conductive filler composition；The Intrinsic conduction shape memory polymer is that conductive polyethylene shape-memory polymer, electrically conductive polyaniline shape memory gather One kind in compound, electric polypyrrole shape-memory polymer, conductive polythiophene shape-memory polymer；The conventional shape memory polymer be polyethylene, polyvinyl chloride, polyurethane, ethylene-vinyl acetate copolymer, acrylonitrile- Butadiene-styrene, PLA, epoxy, polystyrene, polyester, polypropylene, PET, makrolon, first One or more in base methyl acrylate, polyether-ether-ketone and Lauxite, it is carbon dust, carbon nanometer that the conductive filler, which is, One or more in pipe, graphite, graphene, Ketjen black.
- A kind of 6. deformable lifebuoy based on conductive shapes memory polymer according to claim 1, it is characterised in that： The flexible closed cell foam (11) is polyurethane foam, acrylonitrile-butadiene-styrene (ABS) foam, PLA foam, epoxy bubble One or more groups in foam, polystyrene foam, polyester form, polyethylene, polypropylene foam, polyvinyl chloride foam Close.
- A kind of 7. conductive deformable lifebuoy based on shape-memory polymer according to claim 1, it is characterised in that： The switch (6) and charging hole (5) are arranged on the conduit (8), and are sealed by end cover (2).
- A kind of 8. deformable lifebuoy based on conductive shapes memory polymer according to claim 1, it is characterised in that： The end cover (2) and conduit (8) are connected through a screw thread.
- A kind of 9. deformable lifebuoy based on conductive shapes memory polymer according to claim 1, it is characterised in that： Fluorescent component is included in the conductive shapes memory polymer of the conductive shapes memory polymer outer layer (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710749892.9A CN107813915B (en) | 2017-08-28 | 2017-08-28 | A kind of deformable lifebuoy based on conductive shapes memory polymer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710749892.9A CN107813915B (en) | 2017-08-28 | 2017-08-28 | A kind of deformable lifebuoy based on conductive shapes memory polymer |
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| CN107813915A true CN107813915A (en) | 2018-03-20 |
| CN107813915B CN107813915B (en) | 2019-06-28 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102786777A (en) * | 2012-08-06 | 2012-11-21 | 江苏大学 | Intrinsic conduction shape memory polymer and preparation method thereof |
| CN204674799U (en) * | 2015-04-29 | 2015-09-30 | 上海锦泽诚工业防护用品有限公司 | A kind of multi-functional exposure suit with position fixing system |
| CN106585924A (en) * | 2016-12-19 | 2017-04-26 | 青岛奥海特船舶有限公司 | Life ring for ship |
| CN206327547U (en) * | 2016-11-21 | 2017-07-14 | 东台市海鸥航海设备有限公司 | A kind of location tracking safe buoy |
| JP2017217990A (en) * | 2016-06-07 | 2017-12-14 | 盟子 冨田 | Floating body for evacuation from tidal wave |
-
2017
- 2017-08-28 CN CN201710749892.9A patent/CN107813915B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102786777A (en) * | 2012-08-06 | 2012-11-21 | 江苏大学 | Intrinsic conduction shape memory polymer and preparation method thereof |
| CN204674799U (en) * | 2015-04-29 | 2015-09-30 | 上海锦泽诚工业防护用品有限公司 | A kind of multi-functional exposure suit with position fixing system |
| JP2017217990A (en) * | 2016-06-07 | 2017-12-14 | 盟子 冨田 | Floating body for evacuation from tidal wave |
| CN206327547U (en) * | 2016-11-21 | 2017-07-14 | 东台市海鸥航海设备有限公司 | A kind of location tracking safe buoy |
| CN106585924A (en) * | 2016-12-19 | 2017-04-26 | 青岛奥海特船舶有限公司 | Life ring for ship |
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| Publication number | Publication date |
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| CN107813915B (en) | 2019-06-28 |
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