CN110466723A - Energy-absorbing protection structure of ceramic hollow buoyant spheres and preparation method thereof - Google Patents
Energy-absorbing protection structure of ceramic hollow buoyant spheres and preparation method thereof Download PDFInfo
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- CN110466723A CN110466723A CN201810449187.1A CN201810449187A CN110466723A CN 110466723 A CN110466723 A CN 110466723A CN 201810449187 A CN201810449187 A CN 201810449187A CN 110466723 A CN110466723 A CN 110466723A
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- molecular weight
- weight polyethylene
- high molecular
- buoyant spheres
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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
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D22/00—Producing hollow articles
- B29D22/04—Spherical articles, e.g. balls
-
- 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
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
- B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Laminated Bodies (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
Technical solution of the present invention discloses a kind of energy-absorbing protection structure of ceramic hollow buoyant spheres, including the spherical shell made of ultra high molecular weight polyethylene fiber material, the spherical shell are set to the ceramic hollow buoyancy ball surface.Material of the technical solution of the present invention using ultra-high molecular weight polyethylene as the energy-absorbing protection structure of ceramic hollow buoyant spheres; it can not only be damaged in all links carried, installed by shock to avoid ceramic hollow buoyant spheres; more importantly there is the polyethylene of super high molecular weight enough intensity to effectively absorb the huge energy that ceramic hollow buoyant spheres are released in deep-sea generation implosion; to avoid impacting latent device other structures; it can especially ensure the occupant safety in manned underwater vehicle; and overall structure is simple, it is easily fabricated.
Description
Technical field
The present invention relates to the energy-absorbing of material protection technical field more particularly to a kind of ceramic hollow buoyant spheres protection structure and
Preparation method.
Background technique
Deep submergence technology is the pith of national defense safety and marine resources development technology.Marine resources, especially deep-sea money
The development and utilization in source occupies an important position in the development strategy of various countries, and deep-sea detecting technology is deep-ocean resource exploitation
The key utilized, and deep-sea buoyant material is then the important guarantee for realizing deep-sea detecting.
It develops Woodhall institute of oceanography, the U.S. (Woods Hole Oceanographic Institution, WHOI)
" Poseidon " unmanned submersible out, be equipped with can in aluminium oxide ceramics hollow sphere and tank body used in the deep-sea of 11000m,
But regrettably seabed implosion accident has occurred in " Poseidon ", so being badly in need of looking for a kind of structure can be in ceramic hollow ball in depth
It is effective to absorb the huge energy discharged after implosion when implosion occurs for sea, it avoids that chain implosion reaction occurs.
Summary of the invention
The technical problem to be solved is that subtract when at deep-sea implosion occurs for hollow buoyant spheres for technical solution of the present invention
The influence of few implosion avoids that chain implosion reaction occurs.
In order to solve the above technical problems, technical solution of the present invention provides a kind of energy-absorbing protection structure of hollow buoyant spheres,
The energy-absorbing protection structure is covered on hollow buoyancy ball surface, is made of ultra-high molecular weight polyethylene (UHMWPE) material.It is preferred that
, the density of superhigh molecular weight polyethylene material of the present invention is less than 1g/cm3.Preferably, hollow buoyancy of the present invention
Ball is ceramic hollow buoyant spheres.
In one aspect of the invention, the energy-absorbing protection structure of hollow buoyant spheres includes by ultra high molecular weight polyethylene fiber
Spherical shell made of material, the spherical shell are set to the hollow buoyancy ball surface.
Optionally, spherical shell surface has limbers.
Optionally, the pore diameter range of limbers is 1mm~10mm, further preferably 3mm~5mm.
Optionally, the quantity of limbers is set on each hemispherical Shell as 1~10, further preferably 1~3.
Optionally, the limbers is symmetrically set on the spherical shell.
Optionally, the thickness range of spherical shell be 2mm~50mm, preferably 10mm~40mm, further preferably
20mm~30mm, as long as the thickness of spherical shell does not influence the buoyancy of hollow buoyant spheres.
Optionally, spherical shell is composed of the first hemispherical Shell and the second hemispherical Shell, the first hemispherical Shell and the second hemisphere
Shell can be combined by modes such as screw thread, riveting, snapping or locked components.Optionally, spherical shell can be by being molded, injecting
Etc. moulding process manufacture complete.
Another aspect of the present invention, provides a kind of energy-absorbing protection structure of hollow buoyant spheres, and the energy-absorbing protects structure packet
Ultra high molecular weight polyethylene fiber and resin layer are included, ultra high molecular weight polyethylene fiber is coated on the ceramic hollow buoyant spheres table
Face forms ultra high molecular weight polyethylene fiber layer, and resin layer, which applies, to be set on the ultra high molecular weight polyethylene fiber layer, and solidification is super
High molecular weight polyethylene fiber layer.
Optionally, ultra high molecular weight polyethylene fiber is uniformly coated on any equator of hollow buoyancy ball surface.
Optionally, the thickness range of ultra high molecular weight polyethylene fiber layer is 1mm~20mm, preferably 5mm~10mm.
Optionally, it is used to cured resin in resin layer and ultra high molecular weight polyethylene fiber all has good combination
Property, it is preferred that resin layer is made of epoxide resin material.
Optionally, energy-absorbing protection structure includes multiple ultra high molecular weight polyethylene fiber layers, is coated with resin layer on every layer
Solidified, multiple ultra high molecular weight polyethylene fiber layers and multiple resin layers form multilayer materials structure, can be better
Absorb the energy that hollow buoyant spheres implosion generates.
In another aspect of this invention, the energy-absorbing protection structure of hollow buoyant spheres includes by superhigh molecular weight polyethylene material
Manufactured spherical shell, ultra high molecular weight polyethylene fiber layer and resin layer, spherical shell are set in ceramic hollow buoyant spheres table
Face, ultra high molecular weight polyethylene fiber layer are coated on spherical shell surface, and resin layer painting is located at ultra high molecular weight polyethylene fiber
On layer.
Preferably, energy-absorbing protection structure includes the spherical shell made of superhigh molecular weight polyethylene material and multiple superelevation
Molecular weight polyethylene fibrous layer is coated with resin layer on every layer and is solidified, multiple ultra high molecular weight polyethylene fiber layers and more
A resin layer forms multilayer materials structure.
Optionally, the thickness range of the spherical shell of above-mentioned energy-absorbing protection structure is 1mm~20mm, and optionally, energy-absorbing is protected
The sum of thickness of spherical shell and ultra high molecular weight polyethylene fiber layer range is 2mm~30mm in protection structure.
Optionally, the density of material of superhigh molecular weight polyethylene material is respectively less than 1g/ in energy-absorbing of the invention protection structure
cm3。
Optionally, the energy-absorbing protection structure of hollow buoyant spheres of the invention is that the energy-absorbing of ceramic hollow buoyant spheres protects knot
Structure.
In another aspect of this invention, a kind of hollow buoyant spheres are provided, the hollow buoyant spheres include sphere and the present invention
Hollow buoyant spheres energy-absorbing protect structure, energy-absorbing protection structure be set in spherome surface.Optionally, hollow buoyant spheres are that ceramics are empty
Heart buoyant spheres.Without being limited thereto, which protects structure is expansible to be applied to glass hollow buoyant spheres, the hollow buoyant spheres of carbon fiber
Deng.
Technical solution of the present invention additionally provides a kind of preparation method of hollow buoyant spheres, includes the following steps: step S1: super
The pretreatment of high molecular weight polyethylene fiber: ultra high molecular weight polyethylene fiber material is subjected to Surface Treatment with Plasma or ultraviolet
Line surface treatment；Step S2: the production of ultra high molecular weight polyethylene fiber hemispherical Shell: with pretreated superhigh molecular weight polyethylene
Alkene fiber is that substrate makes ultrahigh molecular weight polyethylene weftless fabrics, then using ultrahigh molecular weight polyethylene weftless fabrics is that substrate makes the
One hemispherical Shell and the second hemispherical Shell；Step S3: the sphere of hollow buoyant spheres first the combination of whole spherical shell: is placed in the first hemispherical Shell
It is interior, then the second hemispherical Shell and the first hemispherical Shell are combined.
Optionally, step S2 specifically: make superelevation point by substrate of pretreated ultra high molecular weight polyethylene fiber
Sub- weight northylen laminated cloth, ultrahigh molecular weight polyethylene weftless fabrics are cut, and are put into mold one by one and are carried out mould layer by layer
Pressure, is respectively formed the first hemispherical Shell and the second hemispherical Shell.
Optionally, in step s 2, the hemispherical Shell of 3mm thickness needs 20 layers of ultra high molecular weight polyethylene fiber cloth.
Optionally, hollow buoyant spheres in step s 2 are ceramic hollow buoyant spheres.
Another aspect of the present invention provides a kind of preparation method of hollow buoyant spheres, comprising the following steps: step S1: super
The pretreatment of high molecular weight polyethylene fiber: ultra high molecular weight polyethylene fiber material is subjected to Surface Treatment with Plasma or ultraviolet
Line surface treatment；Step S2: the cladding of ultra high molecular weight polyethylene fiber: by pretreated ultra high molecular weight polyethylene fiber
Spherome surface around hollow buoyant spheres is coated, and coated with resins is solidified.
Optionally, further include step S3: by step S2 repeated several times, forming multilayer materials structure.
Optionally, the hollow buoyant spheres in step S2 are ceramic hollow buoyant spheres.
Another aspect of the present invention provides a kind of preparation method of hollow buoyant spheres, includes the following steps: step S1: super
The pretreatment of high molecular weight polyethylene fiber: ultra high molecular weight polyethylene fiber material is subjected to Surface Treatment with Plasma or ultraviolet
Line surface treatment；Step S2: the production of ultra high molecular weight polyethylene fiber hemispherical Shell: with pretreated superhigh molecular weight polyethylene
Alkene fiber is that substrate makes ultrahigh molecular weight polyethylene weftless fabrics, then using ultrahigh molecular weight polyethylene weftless fabrics is that substrate makes the
One hemispherical Shell and the second hemispherical Shell；Step S3: the sphere of hollow buoyant spheres first the combination of whole spherical shell: is placed in the first hemispherical Shell
It is interior, then the second hemispherical Shell and the first hemispherical Shell are combined；Step S4: the cladding of ultra high molecular weight polyethylene fiber: will be pre-
Ultra high molecular weight polyethylene fiber that treated is coated around whole spherical shell surface, and coated with resins is solidified.
Preferably, further include step S5: by step S4 repeated several times, forming multilayer materials structure.
Preferably, the hollow buoyant spheres in step S4 are ceramic hollow buoyant spheres.
Compared with prior art, technical solution of the present invention has the advantage that technical solution of the present invention using superelevation point
Material of the sub- weight northylen as the energy-absorbing protection structure of ceramic hollow buoyant spheres, can not only exist to avoid ceramic hollow buoyant spheres
It carries, all links of installation are damaged by shock, it is often more important that there is the polyethylene of super high molecular weight enough intensity to have
Effect ground absorbs ceramic hollow buoyant spheres and the huge energy released when implosion occurs at deep-sea, to avoid to the other knots of latent device
It is configured to influence, can especially bring the sense of security to the occupant in manned underwater vehicle, and overall structure is simple, it is easily fabricated.
Detailed description of the invention
Fig. 1 is the first hemispherical Shell of the embodiment of the present invention 1 and the structural schematic diagram of the second hemispherical Shell；
Fig. 2 is the structural schematic diagram of the first hemispherical Shell (being built-in with ceramic hollow buoyant spheres) of the embodiment of the present invention 1；
Fig. 3 is that the energy-absorbing of the ceramic hollow buoyant spheres of the embodiment of the present invention 1 protects the production process schematic diagram of structure；
Fig. 4 is that the energy-absorbing of the ceramic hollow buoyant spheres of the embodiment of the present invention 2 protects the structural schematic diagram of structure；
Fig. 5 is that the energy-absorbing of the ceramic hollow buoyant spheres of the embodiment of the present invention 2 protects the production process schematic diagram of structure；
Fig. 6 is that the energy-absorbing of the ceramic hollow buoyant spheres of the embodiment of the present invention 3 protects the production process schematic diagram of structure.
Specific embodiment
Technical solution of the present invention is described in detail below with reference to embodiment.
Embodiment 1
In conjunction with shown in Fig. 1 and Fig. 2, the energy-absorbing of the ceramic hollow buoyant spheres of the embodiment of the present invention protects structure, including spherical
Shell, spherical shell are set to 1 surface of ceramic hollow buoyant spheres, and the spherical shell of the present embodiment includes the first hemispherical Shell 2 and second
Hemispherical Shell, the first hemispherical Shell 2 which is provided with limbers 3 as the structure of the second hemispherical Shell.
The thickness of first hemispherical Shell 2 and the second hemispherical Shell is 10mm, as long as the design of thickness does not influence ceramic hollow and floats
The buoyancy of power ball.First hemispherical Shell 2 is combined with the second hemispherical Shell by helicitic texture, in other embodiments, also
Riveting can be used or locked component is combined.
First hemispherical Shell 2 is made with the second hemispherical Shell of ultra high molecular weight polyethylene fiber material, and density of material is
0.5g/cm3, the material of structure is protected as the energy-absorbing of ceramic hollow buoyant spheres using the high-performance polyethylene, is had enough
Intensity effectively absorbs ceramic hollow buoyant spheres and the huge energy released when implosion occurs at deep-sea, to avoid to latent device
Other structures impact.
As shown in figure 3, the ceramic hollow buoyant spheres of the present embodiment are made of following steps:
Step S1: the pretreatment of ultra high molecular weight polyethylene fiber: ultra high molecular weight polyethylene fiber material is carried out etc.
Ion surface processing；
Step S2: the production of ultra high molecular weight polyethylene fiber hemispherical Shell: with pretreated ultra-high molecular weight polyethylene
Fiber is that substrate makes ultrahigh molecular weight polyethylene weftless fabrics, ultrahigh molecular weight polyethylene weftless fabrics is cut, and one by one
It is put into mold and is molded layer by layer, that is, after pressing one block of non-woven fabrics, add an another piece of cloth, in the present embodiment, need mould
67 layers of non-woven fabrics are pressed to be respectively formed hemispherical Shell；
Step S3: the combination of whole spherical shell: being first placed in the first hemispherical Shell for the sphere of ceramic hollow buoyant spheres, then by second
Hemispherical Shell is combined with the first hemispherical Shell.
Embodiment 2
As shown in figure 4, the energy-absorbing protection structure of the ceramic hollow buoyant spheres of the embodiment of the present invention includes that super high molecular weight is poly-
Vinyl fiber 2 and resin layer uniformly coat ultra-high molecular weight polyethylene fibre on any equator on 1 surface of ceramic hollow buoyant spheres
Dimension 2 forms ultra high molecular weight polyethylene fiber layer, and is coated with epoxy resin layer on ultra high molecular weight polyethylene fiber layer, Gu
Change ultra high molecular polyethylene fibrous layer.Ultra high molecular weight polyethylene fiber layer with a thickness of 20mm, ultra-high molecular weight polyethylene is fine
The density of material of dimension 2 is 1g/cm3。
When ceramic hollow buoyant spheres are when implosion occurs for deep-sea, since to be wrapped with the explosion-proof super high molecular weight of energy-absorbing poly- for ball
Vinyl fiber layer, therefore the potsherd of splashing will not be generated when shell damage, it will not cause damages to ambient enviroment.
As shown in figure 5, the ceramic hollow buoyant spheres of the present embodiment are made of following steps:
Step S1: the pretreatment of ultra high molecular weight polyethylene fiber: ultra high molecular weight polyethylene fiber material is carried out etc.
Ion surface processing；
Step S2: the cladding of ultra high molecular weight polyethylene fiber: by pretreated ultra high molecular weight polyethylene fiber around
The spherome surface of ceramic hollow buoyant spheres is coated, and coated with resins is solidified.
Embodiment 3
The energy-absorbings of the ceramic hollow buoyant spheres of the embodiment of the present invention protects structure, including the first hemispherical Shell, the second hemispherical Shell,
Ultra high molecular weight polyethylene fiber layer and resin-cured layer.
The thickness of first hemispherical Shell and the second hemispherical Shell is 3mm, has limbers, the first hemispherical Shell 2 and second thereon
Hemispherical Shell 3 is combined to form spherical shell by locked component.First hemispherical Shell 2 and the second hemispherical Shell 3 are by super high molecular weight
Polyethylene fiber material is made, density of material 0.95g/cm3。
It is fine that multilayer ultra-high molecular weight polyethylene is uniformly coated on any equator on the spherical shell surface that combination is formed
Dimension, forms multiple ultra high molecular weight polyethylene fiber layers, is coated with epoxy resin on each ultra high molecular weight polyethylene fiber layer
Layer solidifies ultra high molecular polyethylene fibrous layer, and it is multiple that multiple ultra high molecular weight polyethylene fiber layers and epoxy resin layer form multilayer
Condensation material structure.
In the present embodiment, it prepares the ultra high molecular weight polyethylene fiber of spherical shell and forms ultra-high molecular weight polyethylene
The density of material of the polyethylene fibre of fibrous layer is identical, but in other embodiments of the present invention, prepares the superelevation of spherical shell
Molecular weight polyethylene fiber can be identical with the density of material for the polyethylene fibre for forming ultra high molecular weight polyethylene fiber layer,
Can be different, it is designed according to the actual situation.
The present embodiment combines the advantages of embodiment 1 and embodiment 2, once it can effectively avoid deep-sea that implosion occurs
When, chain implosion reaction occurs for ceramic hollow buoyant spheres, and can absorb the huge energy discharged after implosion.
As shown in fig. 6, the ceramic hollow buoyant spheres of the present embodiment are made of following steps:
Step S1: the pretreatment of ultra high molecular weight polyethylene fiber: ultra high molecular weight polyethylene fiber material is carried out etc.
Ion surface processing or UV surface processing；
Step S2: the production of ultra high molecular weight polyethylene fiber hemispherical Shell: with pretreated ultra-high molecular weight polyethylene
Fiber is that substrate makes ultrahigh molecular weight polyethylene weftless fabrics, then makes first by substrate of ultrahigh molecular weight polyethylene weftless fabrics
Hemispherical Shell and the second hemispherical Shell；
Step S3: the sphere of ceramic hollow buoyant spheres: being first placed in the first hemispherical Shell by the combination of whole spherical shell, then by
Two hemispherical Shells are combined with the first hemispherical Shell；
Step S4: the cladding of ultra high molecular weight polyethylene fiber: by pretreated ultra high molecular weight polyethylene fiber around
Whole spherical shell surface is coated, and coated with resins is solidified.
Step S5: by step S4 repeated several times, multilayer materials structure is formed.
Specific embodiments of the present invention are described in detail above, it should be understood that those skilled in the art are without wound
The property made labour, which according to the present invention can conceive, makes many modifications and variations.Therefore, all technician in the art
Pass through the available technology of logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Scheme, all should be within the scope of protection determined by the claims.
Claims (20)
1. a kind of energy-absorbing of hollow buoyant spheres protects structure, which is characterized in that the energy-absorbing protection structure is covered on hollow buoyancy
Ball surface is made of superhigh molecular weight polyethylene material.
2. the energy-absorbing of hollow buoyant spheres as described in claim 1 protects structure, which is characterized in that the superhigh molecular weight polyethylene
The density of alkene material is less than 1g/cm3。
3. the energy-absorbing of hollow buoyant spheres as claimed in claim 2 protects structure, which is characterized in that the energy-absorbing protects structure packet
Include the spherical shell made of superhigh molecular weight polyethylene material.
4. the energy-absorbing of hollow buoyant spheres as claimed in claim 3 protects structure, which is characterized in that the spherical shell surface tool
There is limbers.
5. the energy-absorbing of hollow buoyant spheres as claimed in claim 3 protects structure, which is characterized in that the thickness of the spherical shell
Range is 2mm~50mm.
6. the energy-absorbing of hollow buoyant spheres as claimed in claim 3 protects structure, which is characterized in that the spherical shell is by first
Hemispherical Shell and the second hemispherical Shell are composed.
7. the energy-absorbing of hollow buoyant spheres as described in claim 1 protects structure, which is characterized in that the energy-absorbing protects structure packet
Ultra high molecular weight polyethylene fiber and resin layer are included, the ultra high molecular weight polyethylene fiber is coated on the ceramic hollow buoyancy
Ball surface forms ultra high molecular weight polyethylene fiber layer, and the resin layer, which applies, is set to the ultra high molecular weight polyethylene fiber layer
On.
8. the energy-absorbing of hollow buoyant spheres as claimed in claim 7 protects structure, which is characterized in that the superhigh molecular weight polyethylene
The thickness range of alkene fibrous layer is 1mm~20mm.
9. the energy-absorbing of hollow buoyant spheres as claimed in claim 7 protects structure, which is characterized in that the resin layer is asphalt mixtures modified by epoxy resin
Rouge material is made.
10. the energy-absorbing of hollow buoyant spheres as claimed in claim 7 protects structure, which is characterized in that the energy-absorbing protects structure
The multilayer materials structure formed including multiple ultra high molecular weight polyethylene fiber layers and multiple resin layers.
11. the energy-absorbing of hollow buoyant spheres as described in claim 1 protects structure, which is characterized in that the energy-absorbing protects structure
Including the spherical shell made of superhigh molecular weight polyethylene material, ultra-high molecular weight fibers layer and resin layer, the spherical shell
Body is set in ceramic hollow buoyancy ball surface, and the ultra high molecular weight polyethylene fiber layer is coated on spherical shell surface, resin
Layer is applied and is located on ultra high molecular weight polyethylene fiber layer.
12. the energy-absorbing of hollow buoyant spheres as claimed in claim 11 protects structure, which is characterized in that the energy-absorbing protects structure
Including multiple ultra high molecular weight polyethylene fiber layers and multiple resin layers, the multiple ultra high molecular weight polyethylene fiber layer and more
A resin layer forms multilayer materials structure.
13. a kind of hollow buoyant spheres, which is characterized in that the hollow buoyant spheres include sphere, and are set in the power of spherome surface
Benefit requires the described in any item energy-absorbing protection structures of 1-11.
14. hollow buoyant spheres as claimed in claim 13, which is characterized in that the hollow buoyant spheres are ceramic hollow buoyant spheres
Or glass hollow buoyant spheres or the hollow buoyant spheres of carbon fiber.
15. a kind of preparation method of hollow buoyant spheres, which comprises the steps of:
Step S1: ultra high molecular weight polyethylene fiber material the pretreatment of ultra high molecular weight polyethylene fiber: is subjected to plasma
Surface treatment or UV surface processing；
Step S2: the production of ultra high molecular weight polyethylene fiber hemispherical Shell: with pretreated ultra high molecular weight polyethylene fiber
Ultrahigh molecular weight polyethylene weftless fabrics are made for substrate, then make the first hemisphere by substrate of ultrahigh molecular weight polyethylene weftless fabrics
Shell and the second hemispherical Shell；
Step S3: the combination of whole spherical shell: the sphere of hollow buoyant spheres is placed in the first hemispherical Shell, by the second hemispherical Shell and
One hemispherical Shell is combined.
16. the preparation method of hollow buoyant spheres as claimed in claim 15, which is characterized in that step S2 are as follows: after pretreatment
Ultra high molecular weight polyethylene fiber be substrate make polythene weft-less cloth, ultrahigh molecular weight polyethylene weftless fabrics are cut out
It cuts, and is put into mold is molded layer by layer one by one, be respectively formed the first hemispherical Shell and the second hemispherical Shell.
17. a kind of preparation method of hollow buoyant spheres, which comprises the following steps:
Step S1: ultra high molecular weight polyethylene fiber material the pretreatment of ultra high molecular weight polyethylene fiber: is subjected to plasma
Surface treatment or UV surface processing；
Step S2: the cladding of ultra high molecular weight polyethylene fiber: by pretreated ultra high molecular weight polyethylene fiber around hollow
The spherome surface of buoyant spheres is coated, and coated with resins is solidified.
18. the preparation method of hollow buoyant spheres as claimed in claim 17, which is characterized in that further include step S3: by step
S2 repeated several times form multilayer materials structure.
19. a kind of preparation method of hollow buoyant spheres, which comprises the steps of:
Step S1: ultra high molecular weight polyethylene fiber material the pretreatment of ultra high molecular weight polyethylene fiber: is subjected to plasma
Surface treatment or UV surface processing；
Step S2: the production of ultra high molecular weight polyethylene fiber hemispherical Shell: with pretreated ultra high molecular weight polyethylene fiber
Polythene weft-less cloth is made for substrate, then using ultrahigh molecular weight polyethylene weftless fabrics is substrate the first hemispherical Shell of production and the second half
Spherical shell；
Step S3: the combination of whole spherical shell: the sphere of hollow buoyant spheres is placed in the first hemispherical Shell, by the second hemispherical Shell and
One hemispherical Shell is combined；
Step S4: the cladding of ultra high molecular weight polyethylene fiber: by pretreated ultra high molecular weight polyethylene fiber around spherical shell
Surface is coated, and coated with resins is solidified.
20. the preparation method of hollow buoyant spheres as claimed in claim 19, which is characterized in that further include step S5: by step
S4 repeated several times form multilayer materials structure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810449187.1A CN110466723B (en) | 2018-05-11 | 2018-05-11 | Energy-absorbing protection structure of ceramic hollow buoyancy ball and preparation method thereof |
| PCT/CN2018/111204 WO2019214167A1 (en) | 2018-05-11 | 2018-10-22 | Energy-absorbing protective structure of ceramic hollow floating ball and preparation method therefor |
Applications Claiming Priority (1)
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|---|---|---|---|
| CN201810449187.1A CN110466723B (en) | 2018-05-11 | 2018-05-11 | Energy-absorbing protection structure of ceramic hollow buoyancy ball and preparation method thereof |
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| CN110466723B CN110466723B (en) | 2022-07-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117465640A (en) * | 2023-12-08 | 2024-01-30 | 上海交通大学 | Light composite spherical pressure-resistant structure for deep sea implosion protection and deep sea submersible vehicle |
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| CN117465640A (en) * | 2023-12-08 | 2024-01-30 | 上海交通大学 | Light composite spherical pressure-resistant structure for deep sea implosion protection and deep sea submersible vehicle |
Also Published As
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| CN110466723B (en) | 2022-07-29 |
| WO2019214167A1 (en) | 2019-11-14 |
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