WO2019214167A1 - Energy-absorbing protective structure of ceramic hollow floating ball and preparation method therefor - Google Patents

Energy-absorbing protective structure of ceramic hollow floating ball and preparation method therefor Download PDF

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Publication number
WO2019214167A1
WO2019214167A1 PCT/CN2018/111204 CN2018111204W WO2019214167A1 WO 2019214167 A1 WO2019214167 A1 WO 2019214167A1 CN 2018111204 W CN2018111204 W CN 2018111204W WO 2019214167 A1 WO2019214167 A1 WO 2019214167A1
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WIPO (PCT)
Prior art keywords
molecular weight
weight polyethylene
ultrahigh molecular
buoyancy ball
hollow buoyancy
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PCT/CN2018/111204
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French (fr)
Chinese (zh)
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张培志
何成贵
吴芬
郭方全
祁海
韩伟月
杜苗风
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上海材料研究所
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Publication of WO2019214167A1 publication Critical patent/WO2019214167A1/en

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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

Definitions

  • the invention relates to the technical field of material protection, in particular to an energy absorption protection structure of a ceramic hollow buoyancy ball and a preparation method thereof.
  • Deep dive technology is an important part of national defense security and marine resource development technology.
  • Deep-sea exploration technology is the key to the development and utilization of deep-sea resources, and deep-sea buoyancy materials are an important guarantee for deep-sea exploration.
  • the "Poseidon” unmanned submersible developed by the Woods Hole Oceanographic Institution is equipped with alumina ceramic hollow spheres and cans that can be used in the deep sea of 11,000m, but unfortunately The "Poseidon” has a submarine implosion accident, so it is urgent to find a structure that can effectively absorb the huge energy released after implosion when the ceramic hollow sphere is imploded in the deep sea, and avoid the interlocking implosion reaction.
  • the technical problem to be solved by the technical solution of the present invention is to reduce the influence of implosion when the hollow buoyancy ball is imploded in the deep sea, and avoid the interlocking implosion reaction.
  • the technical solution of the present invention provides an energy absorbing protection structure of a hollow buoyancy ball, and the energy absorbing protection structure covers the surface of the hollow buoyancy ball and is made of UHMWPE material.
  • the ultrahigh molecular weight polyethylene material of the present invention has a density of less than 1 g/cm 3 .
  • the hollow buoyancy ball of the present invention is a ceramic hollow buoyancy ball.
  • the energy absorbing protection structure of the hollow buoyancy ball comprises a spherical casing made of an ultra high molecular weight polyethylene fiber material, the spherical casing being disposed on the surface of the hollow buoyancy ball.
  • the spherical housing surface has a water passage hole.
  • the water passage hole has a pore diameter ranging from 1 mm to 10 mm, and more preferably from 3 mm to 5 mm.
  • the number of water holes provided in each hemispherical shell is 1 to 10, and more preferably 1 to 3.
  • the water passing holes are symmetrically disposed on the spherical casing.
  • the thickness of the spherical casing ranges from 2 mm to 50 mm, preferably from 10 mm to 40 mm, and more preferably from 20 mm to 30 mm, and the thickness of the spherical casing does not affect the buoyancy of the hollow buoyancy ball.
  • the spherical housing is composed of a first hemispherical shell and a second hemispherical shell, and the first hemispherical shell and the second hemispherical shell may be combined by threading, riveting, fastening or locking components.
  • the spherical housing can be manufactured by molding processes such as molding, injection, and the like.
  • an energy absorbing protection structure for a hollow buoyancy ball comprising an ultra high molecular weight polyethylene fiber and a resin layer, and the ultrahigh molecular weight polyethylene fiber is coated on the ceramic hollow buoyancy
  • the surface of the sphere forms an ultrahigh molecular weight polyethylene fiber layer, and a resin layer is coated on the ultrahigh molecular weight polyethylene fiber layer to cure the ultrahigh molecular weight polyethylene fiber layer.
  • the ultrahigh molecular weight polyethylene fibers are uniformly coated on any equator of the surface of the hollow buoyancy ball.
  • the ultrahigh molecular weight polyethylene fiber layer has a thickness ranging from 1 mm to 20 mm, preferably from 5 mm to 10 mm.
  • the resin used for curing in the resin layer has good bonding with the ultrahigh molecular weight polyethylene fiber.
  • the resin layer is made of an epoxy resin material.
  • the energy absorbing protection structure comprises a plurality of ultrahigh molecular weight polyethylene fiber layers, each layer is coated with a resin layer for curing, and the plurality of ultrahigh molecular weight polyethylene fiber layers and the plurality of resin layers form a multilayer composite structure. It can better absorb the energy generated by the implosion of the hollow buoyancy ball.
  • the energy absorbing protection structure of the hollow buoyancy ball comprises a spherical shell made of ultra high molecular weight polyethylene material, an ultrahigh molecular weight polyethylene fiber layer and a resin layer, and the spherical shell is sleeved on the ceramic hollow
  • a layer of ultrahigh molecular weight polyethylene fiber is coated on the surface of the spherical shell, and a resin layer is coated on the layer of ultrahigh molecular weight polyethylene fiber.
  • the energy absorbing protection structure comprises a spherical shell made of ultra high molecular weight polyethylene material and a plurality of ultra high molecular weight polyethylene fiber layers, each layer is coated with a resin layer for curing, and a plurality of ultra high molecular weight polyethylene The fibrous layer and the plurality of resin layers form a multilayer composite structure.
  • the thickness of the spherical shell of the energy absorbing protection structure ranges from 1 mm to 20 mm.
  • the sum of the thicknesses of the spherical shell and the ultrahigh molecular weight polyethylene fiber layer in the energy absorbing protection structure is 2 mm. ⁇ 30mm.
  • the ultrahigh molecular weight polyethylene material of the energy absorbing protection structure of the present invention has a material density of less than 1 g/cm 3 .
  • the energy absorbing protection structure of the hollow buoyancy ball of the present invention is an energy absorbing protection structure of the ceramic hollow buoyancy ball.
  • a hollow buoyancy ball comprising a ball and a hollow buoyancy ball energy absorbing protection structure of the present invention, the energy absorbing protection structure being sleeved on the surface of the sphere.
  • the hollow buoyancy ball is a ceramic hollow buoyancy ball.
  • the energy absorbing protection structure can be extended to be applied to a glass hollow buoyancy ball, a carbon fiber hollow buoyancy ball, and the like.
  • the technical solution of the present invention further provides a method for preparing a hollow buoyancy ball, comprising the following steps: Step S1: Pretreatment of ultra high molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultra high molecular weight polyethylene fiber material; Step S2: Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: ultrahigh molecular weight polyethylene non-woven fabric is prepared by using pretreated ultrahigh molecular weight polyethylene fiber as substrate, and then based on ultrahigh molecular weight polyethylene non-woven fabric The first hemispherical shell and the second hemispherical shell are made of material; Step S3: The combination of the whole spherical shell: the sphere of the hollow buoyancy ball is first placed in the first hemispherical shell, and then the second hemispherical shell is combined with the first hemispherical shell.
  • the step S2 is specifically: preparing the ultra-high molecular weight polyethylene non-woven fabric by using the pre-treated ultra-high molecular weight polyethylene fiber as a substrate, cutting the ultra-high molecular weight polyethylene non-woven fabric, and putting them into the mold one by one.
  • the layers are molded to form a first hemispherical shell and a second hemispherical shell, respectively.
  • a 3 mm thick hemispherical shell requires 20 layers of ultra high molecular weight polyethylene fiber cloth.
  • the hollow buoyancy ball in step S2 is a ceramic hollow buoyancy ball.
  • a method for preparing a hollow buoyancy ball comprising the steps of: Step S1: Pretreatment of ultra high molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultra high molecular weight polyethylene fiber material Step S2: Coating of Ultra High Molecular Weight Polyethylene Fiber: The pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the hollow buoyancy ball and coated with a resin for curing.
  • the method further includes the step S3: repeating the step S2 several times to form a multi-layer composite structure.
  • the hollow buoyancy ball in step S2 is a ceramic hollow buoyancy ball.
  • a method for preparing a hollow buoyancy ball comprising the steps of: Step S1: Pretreatment of ultra high molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultra high molecular weight polyethylene fiber material Step S2: Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: Ultrahigh molecular weight polyethylene non-woven fabric is prepared by using pretreated ultrahigh molecular weight polyethylene fiber as substrate, and then ultrahigh molecular weight polyethylene non-woven fabric is used.
  • the substrate has a first hemispherical shell and a second hemispherical shell;
  • Step S3 a combination of the entire spherical shell: first placing the sphere of the hollow buoyancy ball in the first hemispherical shell, and then combining the second hemispherical shell with the first hemispherical shell
  • Step S4 Coating of Ultra High Molecular Weight Polyethylene Fiber: The pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the entire spherical shell and coated with a resin for curing.
  • the method further includes the step S5: repeating the step S4 several times to form a multilayer composite structure.
  • the hollow buoyancy ball in step S4 is a ceramic hollow buoyancy ball.
  • the technical solution of the present invention has the following advantages: the technical solution of the present invention uses ultra high molecular weight polyethylene as the material of the energy absorbing protection structure of the ceramic hollow buoyancy ball, which can not only avoid the handling and installation of the ceramic hollow buoyancy ball. All the links are damaged by impact. More importantly, the ultra-high molecular weight polyethylene has sufficient strength to effectively absorb the huge energy released by the ceramic hollow buoyancy ball in the deep sea, thus avoiding the impact on other structures of the submersible. In particular, it can bring a sense of security to the occupants in the manned submersible, and the overall structure is simple and easy to manufacture.
  • FIG. 1 is a schematic structural view of a first hemispherical shell and a second hemispherical shell according to Embodiment 1 of the present invention
  • FIG. 2 is a schematic structural view of a first hemispherical shell (with a ceramic hollow buoyancy ball) according to Embodiment 1 of the present invention
  • FIG. 3 is a schematic view showing a manufacturing process of an energy absorbing protection structure of a ceramic hollow buoyancy ball according to Embodiment 1 of the present invention
  • FIG. 4 is a schematic structural view of an energy absorbing protection structure of a ceramic hollow buoyancy ball according to Embodiment 2 of the present invention.
  • FIG. 5 is a schematic view showing a manufacturing process of an energy absorbing protection structure of a ceramic hollow buoyancy ball according to Embodiment 2 of the present invention.
  • FIG. 6 is a schematic view showing a manufacturing process of an energy absorbing protection structure of a ceramic hollow buoyancy ball according to Embodiment 3 of the present invention.
  • the energy-absorbing protection structure of the ceramic hollow buoyancy ball according to the embodiment of the present invention includes a spherical casing, and the spherical casing is disposed on the surface of the ceramic hollow buoyancy ball 1.
  • the spherical casing of the embodiment includes the first The half ball shell 2 and the second hemisphere shell have the same structure as the second hemisphere shell, and the water passing holes 3 are provided thereon.
  • the thickness of the first half of the spherical shell 2 and the second hemispherical shell are both 10 mm, and the thickness is designed as long as it does not affect the buoyancy of the ceramic hollow buoyancy ball.
  • the first half of the spherical shell 2 and the second hemispherical shell are combined by a threaded structure, and in other embodiments, a riveting or locking assembly may also be used in combination.
  • the first half of the spherical shell 2 and the second hemispherical shell are made of an ultrahigh molecular weight polyethylene fiber material having a material density of 0.5 g/cm 3 , and the high performance polyethylene is used as a material for the energy absorbing protection structure of the ceramic hollow buoyancy ball. It has sufficient strength to effectively absorb the huge energy released by the ceramic hollow buoyancy ball in the deep sea, thus avoiding the impact on other structures of the submersible.
  • the ceramic hollow buoyancy ball of this embodiment is made by the following steps:
  • Step S1 Pretreatment of Ultra High Molecular Weight Polyethylene Fiber: The ultrahigh molecular weight polyethylene fiber material is subjected to plasma surface treatment.
  • Step S2 Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: preparing ultrahigh molecular weight polyethylene non-woven fabric by using pretreated ultrahigh molecular weight polyethylene fiber as a substrate, and cutting the ultrahigh molecular weight polyethylene non-woven fabric. And one by one is placed in the mold to perform layer molding, that is, after pressing a piece of non-woven fabric, another piece of cloth is added. In this embodiment, 67 layers of non-woven fabrics are required to form a hemispherical shell, respectively.
  • Step S3 Combination of the whole spherical shell: firstly, the sphere of the ceramic hollow buoyancy ball is placed in the first hemispherical shell, and then the second hemispherical shell is combined with the first hemispherical shell.
  • the energy absorbing protection structure of the ceramic hollow buoyancy ball comprises an ultrahigh molecular weight polyethylene fiber 2 and a resin layer, and uniformly coats the ultrahigh molecular weight poly on any equator on the surface of the ceramic hollow buoyancy ball 1.
  • the ethylene fiber 2 forms an ultrahigh molecular weight polyethylene fiber layer, and an epoxy resin layer is coated on the ultrahigh molecular weight polyethylene fiber layer to cure the ultrahigh molecular polyethylene fiber layer.
  • the ultrahigh molecular weight polyethylene fiber layer has a thickness of 20 mm, and the ultrahigh molecular weight polyethylene fiber 2 has a material density of 1 g/cm 3 .
  • the outer layer of the ball is wrapped with an ultra-high molecular weight polyethylene fiber layer which is energy-absorbing and explosion-proof. Therefore, the ceramic fragments are not generated when the casing is damaged, and the surrounding environment is not harmful.
  • the ceramic hollow buoyancy ball of this embodiment is made by the following steps:
  • Step S1 Pretreatment of Ultra High Molecular Weight Polyethylene Fiber: The ultrahigh molecular weight polyethylene fiber material is subjected to plasma surface treatment.
  • Step S2 Coating of the ultrahigh molecular weight polyethylene fiber: the pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the spherical body of the ceramic hollow buoyancy ball, and coated with a resin for curing.
  • the energy absorbing protection structure of the ceramic hollow buoyancy ball comprises a first hemispherical shell, a second hemispherical shell, an ultrahigh molecular weight polyethylene fiber layer and a resin cured layer.
  • the first half of the spherical shell and the second hemispherical shell have a thickness of 3 mm, and have a water passing hole thereon, and the first hemispherical shell 2 and the second hemispherical shell 3 are combined by a locking assembly to form a spherical shell.
  • the first half of the spherical shell 2 and the second hemispherical shell 3 are made of an ultrahigh molecular weight polyethylene fiber material having a material density of 0.95 g/cm 3 .
  • a plurality of ultra-high molecular weight polyethylene fibers are uniformly coated on any equator formed on the surface of the spherical shell formed to form a plurality of ultrahigh molecular weight polyethylene fiber layers, and each ultrahigh molecular weight polyethylene fiber layer is coated with a ring.
  • the oxy-resin layer, the cured ultra-high molecular polyethylene fiber layer, the plurality of ultra-high molecular weight polyethylene fiber layers and the epoxy resin layer form a multilayer composite structure.
  • the ultrahigh molecular weight polyethylene fibers preparing the spherical shell have the same material density as the polyethylene fibers forming the ultrahigh molecular weight polyethylene fiber layer, but in other embodiments of the present invention, the preparation of the spherical shell is super
  • the material density of the high molecular weight polyethylene fiber and the polyethylene fiber forming the ultrahigh molecular weight polyethylene fiber layer may be the same or different, and may be designed according to actual conditions.
  • Embodiment 1 combines the advantages of Embodiment 1 and Embodiment 2, and can effectively avoid the implosion reaction of the ceramic hollow buoyancy ball once the implosion occurs in the deep sea, and can absorb the huge energy released after the implosion.
  • the ceramic hollow buoyancy ball of this embodiment is made by the following steps:
  • Step S1 Pretreatment of Ultra High Molecular Weight Polyethylene Fiber: The ultrahigh molecular weight polyethylene fiber material is subjected to plasma surface treatment or ultraviolet surface treatment.
  • Step S2 Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: ultrahigh molecular weight polyethylene non-woven fabric is prepared by using pretreated ultrahigh molecular weight polyethylene fiber as substrate, and then based on ultrahigh molecular weight polyethylene non-woven fabric The first hemisphere shell and the second hemisphere shell are made of wood.
  • Step S3 Combination of the whole spherical shell: firstly, the sphere of the ceramic hollow buoyancy ball is placed in the first hemispherical shell, and then the second hemispherical shell is combined with the first hemispherical shell.
  • Step S4 Coating of the ultrahigh molecular weight polyethylene fiber: the pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the entire spherical shell, and coated with a resin for curing.
  • Step S5 Step S4 is repeated several times to form a multilayer composite structure.

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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)
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Abstract

Disclosed are an energy-absorbing protective structure of a ceramic hollow floating ball (1) and preparation method therefor. The energy-absorbing protective structure comprises spherical shells (2, 3) manufactured using a polyethylene material having an ultrahigh molecular weight. The spherical shells (2, 3) are provided on the surface of the ceramic hollow floating ball (1). The energy-absorbing protective structure manufactured using a polyethylene material having an ultrahigh molecular weight can prevent the ceramic hollow floating ball (1) from being damaged due to impacts during transportation and mounting, can effectively absorb large energy released by the ceramic hollow floating ball (1) during the occurrence of deep-sea implosion to prevent effects on other structures of a submersible and ensure the safety of the crew in a manned submersible, and is simple in the overall structure and easy-to-manufacture.

Description

陶瓷空心浮力球的吸能保护结构及其制备方法Energy-absorbing protection structure of ceramic hollow buoyancy ball and preparation method thereof 技术领域Technical field
本发明涉及材料防护技术领域，尤其涉及一种陶瓷空心浮力球的吸能保护结构及其制备方法。The invention relates to the technical field of material protection, in particular to an energy absorption protection structure of a ceramic hollow buoyancy ball and a preparation method thereof.
背景技术Background technique
深潜技术是国防安全和海洋资源开发技术的重要部分。海洋资源，尤其是深海资源的开发和利用，在各国家的发展战略中均占有重要地位，深海探测技术是深海资源开发利用的关键，而深海浮力材料则是实现深海探测的重要保证。Deep dive technology is an important part of national defense security and marine resource development technology. The development and utilization of marine resources, especially deep-sea resources, plays an important role in the development strategies of various countries. Deep-sea exploration technology is the key to the development and utilization of deep-sea resources, and deep-sea buoyancy materials are an important guarantee for deep-sea exploration.
美国伍德霍尔海洋研究所(Woods Hole Oceanographic Institution，WHOI)研制出的“海神号”无人潜水器，装备了可在11000m的深海中使用的氧化铝陶瓷空心球和罐体，但遗憾的是“海神号”发生了海底内爆事故，所以急需找寻一种结构能够在陶瓷空心球于深海发生内爆时，有效的吸收内爆后所释放的巨大能量，避免发生连锁的内爆反应。The "Poseidon" unmanned submersible developed by the Woods Hole Oceanographic Institution (WHOI) is equipped with alumina ceramic hollow spheres and cans that can be used in the deep sea of 11,000m, but unfortunately The "Poseidon" has a submarine implosion accident, so it is urgent to find a structure that can effectively absorb the huge energy released after implosion when the ceramic hollow sphere is imploded in the deep sea, and avoid the interlocking implosion reaction.
发明内容Summary of the invention
本发明技术方案所要解决的技术问题是在空心浮力球在深海发生内爆的时候，减少内爆的影响，避免发生连锁的内爆反应。The technical problem to be solved by the technical solution of the present invention is to reduce the influence of implosion when the hollow buoyancy ball is imploded in the deep sea, and avoid the interlocking implosion reaction.
为解决上述技术问题，本发明技术方案提供了一种空心浮力球的吸能保护结构，所述吸能保护结构覆盖在空心浮力球表面，由超高分子量聚乙烯(UHMWPE)材料制成。优选的，本发明所述的超高分子量聚乙烯材料的密度小于1g/cm 3。优选的，本发明所述空心浮力球为陶瓷空心浮力球。 In order to solve the above technical problem, the technical solution of the present invention provides an energy absorbing protection structure of a hollow buoyancy ball, and the energy absorbing protection structure covers the surface of the hollow buoyancy ball and is made of UHMWPE material. Preferably, the ultrahigh molecular weight polyethylene material of the present invention has a density of less than 1 g/cm 3 . Preferably, the hollow buoyancy ball of the present invention is a ceramic hollow buoyancy ball.
在本发明的一个方面，空心浮力球的吸能保护结构包括由超高分子量聚乙烯纤维材料制成的球状壳体，所述球状壳体设于所述空心浮力球表面。In one aspect of the invention, the energy absorbing protection structure of the hollow buoyancy ball comprises a spherical casing made of an ultra high molecular weight polyethylene fiber material, the spherical casing being disposed on the surface of the hollow buoyancy ball.
可选的，球状壳体表面具有通水孔。Optionally, the spherical housing surface has a water passage hole.
可选的，通水孔的孔径范围为1mm～10mm，进一步优选为3mm～5mm。Optionally, the water passage hole has a pore diameter ranging from 1 mm to 10 mm, and more preferably from 3 mm to 5 mm.
可选的，每个半球壳上设通水孔的数量为1～10个，进一步优选为1～3个。Optionally, the number of water holes provided in each hemispherical shell is 1 to 10, and more preferably 1 to 3.
可选的，所述通水孔对称地设于所述球状壳体上。Optionally, the water passing holes are symmetrically disposed on the spherical casing.
可选的，球状壳体的厚度范围为2mm～50mm，优选为10mm～40mm，进一步优选为20mm～30mm，球状壳体的厚度只要不影响空心浮力球的浮力即可。Optionally, the thickness of the spherical casing ranges from 2 mm to 50 mm, preferably from 10 mm to 40 mm, and more preferably from 20 mm to 30 mm, and the thickness of the spherical casing does not affect the buoyancy of the hollow buoyancy ball.
可选的，球状壳体由第一半球壳和第二半球壳组合而成，第一半球壳与第二半球壳可通过螺纹、铆接、扣接或锁定组件等方式进行组合。可选的，球状壳体可通过模压、注射等成型工艺制造完成。Optionally, the spherical housing is composed of a first hemispherical shell and a second hemispherical shell, and the first hemispherical shell and the second hemispherical shell may be combined by threading, riveting, fastening or locking components. Alternatively, the spherical housing can be manufactured by molding processes such as molding, injection, and the like.
本发明的另一方面，提供一种空心浮力球的吸能保护结构，所述吸能保护结构包括超高分子量聚乙烯纤维和树脂层，超高分子量聚乙烯纤维包覆于所述陶瓷空心浮力球表面形成超高分子量聚乙烯纤维层，树脂层涂设于所述超高分子量聚乙烯纤维层上，固化超高分子量聚乙烯纤维层。In another aspect of the invention, an energy absorbing protection structure for a hollow buoyancy ball is provided, the energy absorbing protection structure comprising an ultra high molecular weight polyethylene fiber and a resin layer, and the ultrahigh molecular weight polyethylene fiber is coated on the ceramic hollow buoyancy The surface of the sphere forms an ultrahigh molecular weight polyethylene fiber layer, and a resin layer is coated on the ultrahigh molecular weight polyethylene fiber layer to cure the ultrahigh molecular weight polyethylene fiber layer.
可选的，在空心浮力球表面的任意赤道上均匀包覆超高分子量聚乙烯纤维。Alternatively, the ultrahigh molecular weight polyethylene fibers are uniformly coated on any equator of the surface of the hollow buoyancy ball.
可选的，超高分子量聚乙烯纤维层的厚度范围为1mm～20mm，优选为5mm～10mm。Optionally, the ultrahigh molecular weight polyethylene fiber layer has a thickness ranging from 1 mm to 20 mm, preferably from 5 mm to 10 mm.
可选的，树脂层中用来固化的树脂与超高分子量聚乙烯纤维均具有良好的结合性，优选的，树脂层为环氧树脂材料制成。Alternatively, the resin used for curing in the resin layer has good bonding with the ultrahigh molecular weight polyethylene fiber. Preferably, the resin layer is made of an epoxy resin material.
可选的，吸能保护结构包括多个超高分子量聚乙烯纤维层，每层上均涂设树脂层进行固化，多个超高分子量聚乙烯纤维层和多个树脂层形成多层复合材料结构，可更好的吸收空心浮力球内爆产生的能量。Optionally, the energy absorbing protection structure comprises a plurality of ultrahigh molecular weight polyethylene fiber layers, each layer is coated with a resin layer for curing, and the plurality of ultrahigh molecular weight polyethylene fiber layers and the plurality of resin layers form a multilayer composite structure. It can better absorb the energy generated by the implosion of the hollow buoyancy ball.
在本发明的另一方面，空心浮力球的吸能保护结构包括由超高分子量聚乙烯材料制成的球状壳体、超高分子量聚乙烯纤维层和树脂层，球状壳体套设在陶瓷空心浮力球表面，超高分子量聚乙烯纤维层包覆在球状壳体表面，树脂层涂设在超高分子量聚乙烯纤维层上。In another aspect of the invention, the energy absorbing protection structure of the hollow buoyancy ball comprises a spherical shell made of ultra high molecular weight polyethylene material, an ultrahigh molecular weight polyethylene fiber layer and a resin layer, and the spherical shell is sleeved on the ceramic hollow On the surface of the buoyancy ball, a layer of ultrahigh molecular weight polyethylene fiber is coated on the surface of the spherical shell, and a resin layer is coated on the layer of ultrahigh molecular weight polyethylene fiber.
优选的，吸能保护结构包括由超高分子量聚乙烯材料制成的球状壳体和多个超高分子量聚乙烯纤维层，每层上均涂设树脂层进行固化，多个超高分子量聚乙烯纤维层和多个树脂层形成多层复合材料结构。Preferably, the energy absorbing protection structure comprises a spherical shell made of ultra high molecular weight polyethylene material and a plurality of ultra high molecular weight polyethylene fiber layers, each layer is coated with a resin layer for curing, and a plurality of ultra high molecular weight polyethylene The fibrous layer and the plurality of resin layers form a multilayer composite structure.
可选的，上述吸能保护结构的球状壳体的厚度范围为1mm～20mm，可选的，吸能保护结构中球状壳体与所述超高分子量聚乙烯纤维层的厚度之和范围为2mm～30mm。Optionally, the thickness of the spherical shell of the energy absorbing protection structure ranges from 1 mm to 20 mm. Optionally, the sum of the thicknesses of the spherical shell and the ultrahigh molecular weight polyethylene fiber layer in the energy absorbing protection structure is 2 mm. ~30mm.
可选的，本发明的吸能保护结构中超高分子量聚乙烯材料的材料密度均小于1g/cm 3。 Optionally, the ultrahigh molecular weight polyethylene material of the energy absorbing protection structure of the present invention has a material density of less than 1 g/cm 3 .
可选的，本发明的空心浮力球的吸能保护结构为陶瓷空心浮力球的吸能保护结构。Optionally, the energy absorbing protection structure of the hollow buoyancy ball of the present invention is an energy absorbing protection structure of the ceramic hollow buoyancy ball.
在本发明的另一方面，提供一种空心浮力球，所述空心浮力球包括球体和本发明的空心浮力球吸能保护结构，吸能保护结构套设在球体表面。可选的，空心浮力球为陶瓷空心浮力球。不限于此，该吸能保护结构可扩展应用于玻璃空心浮力球、碳纤维空心浮力球等。In another aspect of the invention, a hollow buoyancy ball is provided, the hollow buoyancy ball comprising a ball and a hollow buoyancy ball energy absorbing protection structure of the present invention, the energy absorbing protection structure being sleeved on the surface of the sphere. Optionally, the hollow buoyancy ball is a ceramic hollow buoyancy ball. Not limited to this, the energy absorbing protection structure can be extended to be applied to a glass hollow buoyancy ball, a carbon fiber hollow buoyancy ball, and the like.
本发明技术方案还提供了一种空心浮力球的制备方法，包括如下步骤：步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理或紫外线 表面处理；步骤S2：超高分子量聚乙烯纤维半球壳的制作：以预处理后的超高分子量聚乙烯纤维为基材制作超高分子量聚乙烯无纬布，再以超高分子量聚乙烯无纬布为基材制作第一半球壳和第二半球壳；步骤S3：整球壳的组合：先将空心浮力球的球体放置于第一半球壳内，再将第二半球壳与第一半球壳进行组合。The technical solution of the present invention further provides a method for preparing a hollow buoyancy ball, comprising the following steps: Step S1: Pretreatment of ultra high molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultra high molecular weight polyethylene fiber material; Step S2: Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: ultrahigh molecular weight polyethylene non-woven fabric is prepared by using pretreated ultrahigh molecular weight polyethylene fiber as substrate, and then based on ultrahigh molecular weight polyethylene non-woven fabric The first hemispherical shell and the second hemispherical shell are made of material; Step S3: The combination of the whole spherical shell: the sphere of the hollow buoyancy ball is first placed in the first hemispherical shell, and then the second hemispherical shell is combined with the first hemispherical shell.
可选的，步骤S2具体为：以预处理后的超高分子量聚乙烯纤维为基材制作超高分子量聚乙烯无纬布，将超高分子量聚乙烯无纬布进行裁剪，并逐一放入模具中进行层层模压，分别形成第一半球壳和第二半球壳。Optionally, the step S2 is specifically: preparing the ultra-high molecular weight polyethylene non-woven fabric by using the pre-treated ultra-high molecular weight polyethylene fiber as a substrate, cutting the ultra-high molecular weight polyethylene non-woven fabric, and putting them into the mold one by one. The layers are molded to form a first hemispherical shell and a second hemispherical shell, respectively.
可选的，在步骤S2中，3mm厚的半球壳需20层的超高分子量聚乙烯纤维布。Optionally, in step S2, a 3 mm thick hemispherical shell requires 20 layers of ultra high molecular weight polyethylene fiber cloth.
可选的，在步骤S2中的空心浮力球为陶瓷空心浮力球。Optionally, the hollow buoyancy ball in step S2 is a ceramic hollow buoyancy ball.
本发明的另一方面，提供一种空心浮力球的制备方法，包括以下步骤：步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理或紫外线表面处理；步骤S2：超高分子量聚乙烯纤维的包覆：将预处理后的超高分子量聚乙烯纤维绕空心浮力球的球体表面进行包覆，并涂覆树脂进行固化。In another aspect of the invention, a method for preparing a hollow buoyancy ball is provided, comprising the steps of: Step S1: Pretreatment of ultra high molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultra high molecular weight polyethylene fiber material Step S2: Coating of Ultra High Molecular Weight Polyethylene Fiber: The pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the hollow buoyancy ball and coated with a resin for curing.
可选的，还包括步骤S3：将步骤S2重复若干次，形成多层复合材料结构。Optionally, the method further includes the step S3: repeating the step S2 several times to form a multi-layer composite structure.
可选的，步骤S2中的空心浮力球为陶瓷空心浮力球。Optionally, the hollow buoyancy ball in step S2 is a ceramic hollow buoyancy ball.
本发明的另一方面，提供一种空心浮力球的制备方法，包括如下步骤：步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理或紫外线表面处理；步骤S2：超高分子量聚乙烯纤维半球壳的制作：以预处理后的超高分子量聚乙烯纤维为基材制作超高分子量聚乙烯无纬布，再以超高分子量聚乙烯无纬布为基材制作第一半球壳和第二半球壳；步骤S3：整球壳的组合：先将空心浮力球的球体放置于第一半球壳内，再将第二半球壳与第一半球壳进行组合；步骤S4：超高分子量聚乙烯纤维的包覆：将预处理后的超高分子量聚乙烯纤维绕整球壳表面进行包覆，并涂覆树脂进行固化。In another aspect of the invention, a method for preparing a hollow buoyancy ball is provided, comprising the steps of: Step S1: Pretreatment of ultra high molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultra high molecular weight polyethylene fiber material Step S2: Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: Ultrahigh molecular weight polyethylene non-woven fabric is prepared by using pretreated ultrahigh molecular weight polyethylene fiber as substrate, and then ultrahigh molecular weight polyethylene non-woven fabric is used. The substrate has a first hemispherical shell and a second hemispherical shell; Step S3: a combination of the entire spherical shell: first placing the sphere of the hollow buoyancy ball in the first hemispherical shell, and then combining the second hemispherical shell with the first hemispherical shell Step S4: Coating of Ultra High Molecular Weight Polyethylene Fiber: The pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the entire spherical shell and coated with a resin for curing.
优选的，还包括步骤S5：将步骤S4重复若干次，形成多层复合材料结构。Preferably, the method further includes the step S5: repeating the step S4 several times to form a multilayer composite structure.
优选的，步骤S4中的空心浮力球为陶瓷空心浮力球。Preferably, the hollow buoyancy ball in step S4 is a ceramic hollow buoyancy ball.
与现有技术相比，本发明的技术方案具有以下优点：本发明技术方案采用超高分子量聚乙烯作为陶瓷空心浮力球的吸能保护结构的材料，不仅可以避免陶瓷空心浮力球在搬运、安装的所有环节受到撞击损坏，更重要的是超高分子量的聚乙烯具有足够的强度有效地吸收陶瓷空心浮力球在深海发生内爆时所释放出的巨大能量，从而避免对潜器其它结构造成影响，尤其是能对载人潜水器中的乘员带来安全感，且整体结构简单，易于制造。Compared with the prior art, the technical solution of the present invention has the following advantages: the technical solution of the present invention uses ultra high molecular weight polyethylene as the material of the energy absorbing protection structure of the ceramic hollow buoyancy ball, which can not only avoid the handling and installation of the ceramic hollow buoyancy ball. All the links are damaged by impact. More importantly, the ultra-high molecular weight polyethylene has sufficient strength to effectively absorb the huge energy released by the ceramic hollow buoyancy ball in the deep sea, thus avoiding the impact on other structures of the submersible. In particular, it can bring a sense of security to the occupants in the manned submersible, and the overall structure is simple and easy to manufacture.
附图说明DRAWINGS
图1为本发明实施例1的第一半球壳与第二半球壳的结构示意图；1 is a schematic structural view of a first hemispherical shell and a second hemispherical shell according to Embodiment 1 of the present invention;
图2为本发明实施例1的第一半球壳(内置有陶瓷空心浮力球)的结构示意图；2 is a schematic structural view of a first hemispherical shell (with a ceramic hollow buoyancy ball) according to Embodiment 1 of the present invention;
图3为本发明实施例1的陶瓷空心浮力球的吸能保护结构的制作流程示意图；3 is a schematic view showing a manufacturing process of an energy absorbing protection structure of a ceramic hollow buoyancy ball according to Embodiment 1 of the present invention;
图4为本发明实施例2的陶瓷空心浮力球的吸能保护结构的结构示意图；4 is a schematic structural view of an energy absorbing protection structure of a ceramic hollow buoyancy ball according to Embodiment 2 of the present invention;
图5为本发明实施例2的陶瓷空心浮力球的吸能保护结构的制作流程示意图；5 is a schematic view showing a manufacturing process of an energy absorbing protection structure of a ceramic hollow buoyancy ball according to Embodiment 2 of the present invention;
图6为本发明实施例3的陶瓷空心浮力球的吸能保护结构的制作流程示意图。6 is a schematic view showing a manufacturing process of an energy absorbing protection structure of a ceramic hollow buoyancy ball according to Embodiment 3 of the present invention.
具体实施方式detailed description
下面结合实施例对本发明技术方案进行详细说明。The technical solution of the present invention will be described in detail below with reference to the embodiments.
实施例1Example 1
结合图1与图2所示，本发明实施例的陶瓷空心浮力球的吸能保护结构，包括球状壳体，球状壳体设于陶瓷空心浮力球1表面，本实施例的球状壳体包括第一半球壳2和第二半球壳，第一半球壳2与第二半球壳的结构一样，其上设有通水孔3。As shown in FIG. 1 and FIG. 2, the energy-absorbing protection structure of the ceramic hollow buoyancy ball according to the embodiment of the present invention includes a spherical casing, and the spherical casing is disposed on the surface of the ceramic hollow buoyancy ball 1. The spherical casing of the embodiment includes the first The half ball shell 2 and the second hemisphere shell have the same structure as the second hemisphere shell, and the water passing holes 3 are provided thereon.
第一半球壳2与第二半球壳的厚度均为10mm，厚度的设计只要不影响陶瓷空心浮力球的浮力即可。第一半球壳2与第二半球壳通过螺纹结构进行组合，在其他实施例中，还可采用铆接或锁定组件进行组合。The thickness of the first half of the spherical shell 2 and the second hemispherical shell are both 10 mm, and the thickness is designed as long as it does not affect the buoyancy of the ceramic hollow buoyancy ball. The first half of the spherical shell 2 and the second hemispherical shell are combined by a threaded structure, and in other embodiments, a riveting or locking assembly may also be used in combination.
第一半球壳2与第二半球壳由超高分子量聚乙烯纤维材料制成，其材料密度为0.5g/cm 3，采用该高性能聚乙烯作为陶瓷空心浮力球的吸能保护结构的材料，具有足够的强度有效地吸收陶瓷空心浮力球在深海发生内爆时所释放出的巨大能量，从而避免对潜器其它结构造成影响。 The first half of the spherical shell 2 and the second hemispherical shell are made of an ultrahigh molecular weight polyethylene fiber material having a material density of 0.5 g/cm 3 , and the high performance polyethylene is used as a material for the energy absorbing protection structure of the ceramic hollow buoyancy ball. It has sufficient strength to effectively absorb the huge energy released by the ceramic hollow buoyancy ball in the deep sea, thus avoiding the impact on other structures of the submersible.
如图3所示，本实施例的陶瓷空心浮力球由以下步骤制成：As shown in FIG. 3, the ceramic hollow buoyancy ball of this embodiment is made by the following steps:
步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理。Step S1: Pretreatment of Ultra High Molecular Weight Polyethylene Fiber: The ultrahigh molecular weight polyethylene fiber material is subjected to plasma surface treatment.
步骤S2：超高分子量聚乙烯纤维半球壳的制作：以预处理后的超高分子量聚乙烯纤维为基材制作超高分子量聚乙烯无纬布，将超高分子量聚乙烯无纬布进行裁剪，并逐一放入模具中进行层层模压，即压好一块无纺布后，再加入另一块布，在本实施例中，需要模压67层无纺布分别形成半球壳。Step S2: Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: preparing ultrahigh molecular weight polyethylene non-woven fabric by using pretreated ultrahigh molecular weight polyethylene fiber as a substrate, and cutting the ultrahigh molecular weight polyethylene non-woven fabric. And one by one is placed in the mold to perform layer molding, that is, after pressing a piece of non-woven fabric, another piece of cloth is added. In this embodiment, 67 layers of non-woven fabrics are required to form a hemispherical shell, respectively.
步骤S3：整球壳的组合：先将陶瓷空心浮力球的球体放置于第一半球壳，再将第二半球壳与第一半球壳进行组合。Step S3: Combination of the whole spherical shell: firstly, the sphere of the ceramic hollow buoyancy ball is placed in the first hemispherical shell, and then the second hemispherical shell is combined with the first hemispherical shell.
实施例2Example 2
如图4所示，本发明实施例的陶瓷空心浮力球的吸能保护结构包括超高分子量聚乙烯纤维2和树脂层，在陶瓷空心浮力球1表面的任意赤道上均匀包覆超高分子量聚乙烯纤维2，形成超高分子量聚乙烯纤维层，并在超高分子量聚乙烯纤维层上涂设环氧树脂层，固化超高分子聚乙烯纤维层。超高分子量聚乙烯纤维层的厚度为20mm，超高分子量聚乙烯纤维2的材料密度为1g/cm 3。 As shown in FIG. 4, the energy absorbing protection structure of the ceramic hollow buoyancy ball according to the embodiment of the present invention comprises an ultrahigh molecular weight polyethylene fiber 2 and a resin layer, and uniformly coats the ultrahigh molecular weight poly on any equator on the surface of the ceramic hollow buoyancy ball 1. The ethylene fiber 2 forms an ultrahigh molecular weight polyethylene fiber layer, and an epoxy resin layer is coated on the ultrahigh molecular weight polyethylene fiber layer to cure the ultrahigh molecular polyethylene fiber layer. The ultrahigh molecular weight polyethylene fiber layer has a thickness of 20 mm, and the ultrahigh molecular weight polyethylene fiber 2 has a material density of 1 g/cm 3 .
当陶瓷空心浮力球在深海发生内爆时，由于球外包裹有吸能防爆的超高分子量聚乙烯纤维层，因此壳体损毁时不会产生飞溅的陶瓷碎片，不会对周围环境造成危害。When the ceramic hollow buoyancy ball is imploded in the deep sea, the outer layer of the ball is wrapped with an ultra-high molecular weight polyethylene fiber layer which is energy-absorbing and explosion-proof. Therefore, the ceramic fragments are not generated when the casing is damaged, and the surrounding environment is not harmful.
如图5所示，本实施例的陶瓷空心浮力球由以下步骤制成：As shown in FIG. 5, the ceramic hollow buoyancy ball of this embodiment is made by the following steps:
步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理。Step S1: Pretreatment of Ultra High Molecular Weight Polyethylene Fiber: The ultrahigh molecular weight polyethylene fiber material is subjected to plasma surface treatment.
步骤S2：超高分子量聚乙烯纤维的包覆：将预处理后的超高分子量聚乙烯纤维绕陶瓷空心浮力球的球体表面进行包覆，并涂覆树脂进行固化。Step S2: Coating of the ultrahigh molecular weight polyethylene fiber: the pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the spherical body of the ceramic hollow buoyancy ball, and coated with a resin for curing.
实施例3Example 3
本发明实施例的陶瓷空心浮力球的吸能保护结构，包括第一半球壳、第二半球壳、超高分子量聚乙烯纤维层及树脂固化层。The energy absorbing protection structure of the ceramic hollow buoyancy ball according to the embodiment of the invention comprises a first hemispherical shell, a second hemispherical shell, an ultrahigh molecular weight polyethylene fiber layer and a resin cured layer.
第一半球壳与第二半球壳的厚度均为3mm，其上具有通水孔，第一半球壳2与第二半球壳3通过锁定组件进行组合形成球状壳体。第一半球壳2与第二半球壳3由超高分子量聚乙烯纤维材料制成，其材料密度为0.95g/cm 3。 The first half of the spherical shell and the second hemispherical shell have a thickness of 3 mm, and have a water passing hole thereon, and the first hemispherical shell 2 and the second hemispherical shell 3 are combined by a locking assembly to form a spherical shell. The first half of the spherical shell 2 and the second hemispherical shell 3 are made of an ultrahigh molecular weight polyethylene fiber material having a material density of 0.95 g/cm 3 .
在组合形成的球状壳体表面的任意赤道上均匀包覆有多层超高分子量聚乙烯纤维，形成多个超高分子量聚乙烯纤维层，每个超高分子量聚乙烯纤维层上均涂设环氧树脂层，固化超高分子聚乙烯纤维层，多个超高分子量聚乙烯纤维层和环氧树脂层形成多层复合材料结构。A plurality of ultra-high molecular weight polyethylene fibers are uniformly coated on any equator formed on the surface of the spherical shell formed to form a plurality of ultrahigh molecular weight polyethylene fiber layers, and each ultrahigh molecular weight polyethylene fiber layer is coated with a ring. The oxy-resin layer, the cured ultra-high molecular polyethylene fiber layer, the plurality of ultra-high molecular weight polyethylene fiber layers and the epoxy resin layer form a multilayer composite structure.
在本实施例中，制备球状壳体的超高分子量聚乙烯纤维与形成超高分子量聚乙烯纤维层的聚乙烯纤维的材料密度相同，但本发明的其它实施方式中，制备球状壳体的超高分子量聚乙烯纤维与形成超高分子量聚乙烯纤维层的聚乙烯纤维的材料密度可以相同，也可以不同，根据实际情况进行设计。In the present embodiment, the ultrahigh molecular weight polyethylene fibers preparing the spherical shell have the same material density as the polyethylene fibers forming the ultrahigh molecular weight polyethylene fiber layer, but in other embodiments of the present invention, the preparation of the spherical shell is super The material density of the high molecular weight polyethylene fiber and the polyethylene fiber forming the ultrahigh molecular weight polyethylene fiber layer may be the same or different, and may be designed according to actual conditions.
本实施例结合了实施例1与实施例2的优点，能够有效的避免一旦深海发生内爆时， 陶瓷空心浮力球发生连锁的内爆反应，且能够吸收内爆后所释放的巨大能量。This embodiment combines the advantages of Embodiment 1 and Embodiment 2, and can effectively avoid the implosion reaction of the ceramic hollow buoyancy ball once the implosion occurs in the deep sea, and can absorb the huge energy released after the implosion.
如图6所示，本实施例的陶瓷空心浮力球由以下步骤制成：As shown in Fig. 6, the ceramic hollow buoyancy ball of this embodiment is made by the following steps:
步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理或紫外线表面处理。Step S1: Pretreatment of Ultra High Molecular Weight Polyethylene Fiber: The ultrahigh molecular weight polyethylene fiber material is subjected to plasma surface treatment or ultraviolet surface treatment.
步骤S2：超高分子量聚乙烯纤维半球壳的制作：以预处理后的超高分子量聚乙烯纤维为基材制作超高分子量聚乙烯无纬布，再以超高分子量聚乙烯无纬布为基材制作第一半球壳和第二半球壳。Step S2: Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: ultrahigh molecular weight polyethylene non-woven fabric is prepared by using pretreated ultrahigh molecular weight polyethylene fiber as substrate, and then based on ultrahigh molecular weight polyethylene non-woven fabric The first hemisphere shell and the second hemisphere shell are made of wood.
步骤S3：整球壳的组合：先将陶瓷空心浮力球的球体放置于第一半球壳内，再将第二半球壳与第一半球壳进行组合。Step S3: Combination of the whole spherical shell: firstly, the sphere of the ceramic hollow buoyancy ball is placed in the first hemispherical shell, and then the second hemispherical shell is combined with the first hemispherical shell.
步骤S4：超高分子量聚乙烯纤维的包覆：将预处理后的超高分子量聚乙烯纤维绕整球壳表面进行包覆，并涂覆树脂进行固化。Step S4: Coating of the ultrahigh molecular weight polyethylene fiber: the pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the entire spherical shell, and coated with a resin for curing.
步骤S5：将步骤S4重复若干次，形成多层复合材料结构。Step S5: Step S4 is repeated several times to form a multilayer composite structure.
以上详细描述了本发明的具体实施例，应当理解，本领域的普通技术人员无需创造性劳动就可以根据本发明的构思作出诸多修改和变化。因此，凡本技术领域中技术人员依本发明的构思在现有技术的基础上通过逻辑分析、推理或者有限的实验可以得到的技术方案，皆应在由权利要求书所确定的保护范围内。The specific embodiments of the present invention have been described in detail hereinabove. It is understood that those skilled in the art can make various modifications and changes in accordance with the inventive concept. Therefore, any technical solution that can be obtained by a person skilled in the art based on the prior art based on the prior art by logic analysis, reasoning or limited experimentation should be within the scope of protection determined by the claims.

Claims (20)

  1. 一种空心浮力球的吸能保护结构，其特征在于，所述吸能保护结构覆盖在空心浮力球表面，由超高分子量聚乙烯材料制成。An energy absorbing protection structure for a hollow buoyancy ball, characterized in that the energy absorbing protection structure covers the surface of a hollow buoyancy ball and is made of an ultra high molecular weight polyethylene material.
  2. 如权利要求1所述的空心浮力球的吸能保护结构，其特征在于，所述超高分子量聚乙烯材料的密度小于1g/cm 3。 The energy absorbing protection structure for a hollow buoyancy ball according to claim 1, wherein said ultrahigh molecular weight polyethylene material has a density of less than 1 g/cm 3 .
  3. 如权利要求2所述的空心浮力球的吸能保护结构，其特征在于，所述吸能保护结构包括由超高分子量聚乙烯材料制成的球状壳体。The energy absorbing protection structure for a hollow buoyancy ball according to claim 2, wherein said energy absorbing protection structure comprises a spherical casing made of an ultrahigh molecular weight polyethylene material.
  4. 如权利要求3所述的空心浮力球的吸能保护结构，其特征在于，所述球状壳体表面具有通水孔。The energy absorbing protection structure for a hollow buoyancy ball according to claim 3, wherein the spherical casing surface has a water passing hole.
  5. 如权利要求3所述的空心浮力球的吸能保护结构，其特征在于，所述球状壳体的厚度范围为2mm～50mm。The energy absorbing protection structure for a hollow buoyancy ball according to claim 3, wherein the spherical casing has a thickness ranging from 2 mm to 50 mm.
  6. 如权利要求3所述的空心浮力球的吸能保护结构，其特征在于，所述球状壳体由第一半球壳和第二半球壳组合而成。The energy absorbing protection structure for a hollow buoyancy ball according to claim 3, wherein the spherical casing is composed of a first hemispherical shell and a second hemispherical shell.
  7. 如权利要求1所述的空心浮力球的吸能保护结构，其特征在于，所述吸能保护结构包括超高分子量聚乙烯纤维和树脂层，所述超高分子量聚乙烯纤维包覆于所述陶瓷空心浮力球表面形成超高分子量聚乙烯纤维层，所述树脂层涂设于所述超高分子量聚乙烯纤维层上。The energy absorbing protection structure for a hollow buoyancy ball according to claim 1, wherein the energy absorbing protection structure comprises an ultrahigh molecular weight polyethylene fiber and a resin layer, and the ultrahigh molecular weight polyethylene fiber is coated on the The surface of the ceramic hollow buoyancy ball forms an ultrahigh molecular weight polyethylene fiber layer, and the resin layer is coated on the ultrahigh molecular weight polyethylene fiber layer.
  8. 如权利要求7所述的空心浮力球的吸能保护结构，其特征在于，所述超高分子量聚乙烯纤维层的厚度范围为1mm～20mm。The energy absorbing protection structure for a hollow buoyancy ball according to claim 7, wherein the ultrahigh molecular weight polyethylene fiber layer has a thickness ranging from 1 mm to 20 mm.
  9. 如权利要求7所述的空心浮力球的吸能保护结构，其特征在于，所述树脂层为环氧树脂材料制成。The energy absorbing protection structure for a hollow buoyancy ball according to claim 7, wherein the resin layer is made of an epoxy resin material.
  10. 如权利要求7所述的空心浮力球的吸能保护结构，其特征在于，所述吸能保护结构包括多个超高分子量聚乙烯纤维层和多个树脂层形成的多层复合材料结构。The energy absorbing protection structure for a hollow buoyancy ball according to claim 7, wherein the energy absorbing protection structure comprises a plurality of ultrahigh molecular weight polyethylene fiber layers and a plurality of resin layers to form a multilayer composite structure.
  11. 如权利要求1所述的空心浮力球的吸能保护结构，其特征在于，所述吸能保护结构包括由超高分子量聚乙烯材料制成的球状壳体、超高分子量纤维层和树脂层，所述球状壳体套设在陶瓷空心浮力球表面，所述超高分子量聚乙烯纤维层包覆在球状壳体表面，树脂层涂设在超高分子量聚乙烯纤维层上。The energy absorbing protection structure for a hollow buoyancy ball according to claim 1, wherein the energy absorbing protection structure comprises a spherical casing made of an ultrahigh molecular weight polyethylene material, an ultrahigh molecular weight fiber layer and a resin layer. The spherical shell is sleeved on the surface of the ceramic hollow buoyancy ball, the ultra high molecular weight polyethylene fiber layer is coated on the surface of the spherical shell, and the resin layer is coated on the ultrahigh molecular weight polyethylene fiber layer.
  12. 如权利要求11所述的空心浮力球的吸能保护结构，其特征在于，所述吸能保护结构包括多个超高分子量聚乙烯纤维层和多个树脂层，所述多个超高分子量聚乙烯纤维层和多个树脂层形成多层复合材料结构。The energy absorbing protection structure for a hollow buoyancy ball according to claim 11, wherein said energy absorbing protection structure comprises a plurality of ultrahigh molecular weight polyethylene fiber layers and a plurality of resin layers, said plurality of ultrahigh molecular weight poly The vinyl fiber layer and the plurality of resin layers form a multilayer composite structure.
  13. 一种空心浮力球，其特征在于，所述空心浮力球包括球体和套设在球体表面的权利要求1-11任一项所述的吸能保护结构。A hollow buoyancy ball, comprising: a sphere and an energy absorbing protection structure according to any one of claims 1 to 11 disposed on a surface of the sphere.
  14. 如权利要求13所述的空心浮力球，其特征在于，所述空心浮力球为陶瓷空心浮力球或玻璃空心浮力球或碳纤维空心浮力球。The hollow buoyancy ball according to claim 13, wherein the hollow buoyancy ball is a ceramic hollow buoyancy ball or a glass hollow buoyancy ball or a carbon fiber hollow buoyancy ball.
  15. 一种空心浮力球的制备方法，其特征在于，包括如下步骤：A method for preparing a hollow buoyancy ball, comprising the steps of:
    步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理或紫外线表面处理；Step S1: Pretreatment of ultrahigh molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultrahigh molecular weight polyethylene fiber material;
    步骤S2：超高分子量聚乙烯纤维半球壳的制作：以预处理后的超高分子量聚乙烯纤维为基材制作超高分子量聚乙烯无纬布，再以超高分子量聚乙烯无纬布为基材制作第一半球壳和第二半球壳；Step S2: Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: ultrahigh molecular weight polyethylene non-woven fabric is prepared by using pretreated ultrahigh molecular weight polyethylene fiber as substrate, and then based on ultrahigh molecular weight polyethylene non-woven fabric Producing a first hemisphere shell and a second hemisphere shell;
    步骤S3：整球壳的组合：将空心浮力球的球体放置于第一半球壳内，将第二半球壳与第一半球壳进行组合。Step S3: Combination of the whole spherical shell: The sphere of the hollow buoyancy ball is placed in the first hemispherical shell, and the second hemispherical shell is combined with the first hemispherical shell.
  16. 如权利要求14所述的空心浮力球的制备方法，其特征在于，步骤S2为：以预处理后的超高分子量聚乙烯纤维为基材制作聚乙烯无纬布，将超高分子量聚乙烯无纬布进行裁剪，并逐一放入模具中进行层层模压，分别形成第一半球壳和第二半球壳。The method for preparing a hollow buoyancy ball according to claim 14, wherein the step S2 is: preparing a polyethylene non-woven fabric by using the pretreated ultrahigh molecular weight polyethylene fiber as a substrate, and the ultrahigh molecular weight polyethylene is not The weft is cut and placed into the mold one by one to form a first hemispherical shell and a second hemispherical shell, respectively.
  17. 一种空心浮力球的制备方法，其特征在于，包括以下步骤：A method for preparing a hollow buoyancy ball, comprising the steps of:
    步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理或紫外线表面处理；Step S1: Pretreatment of ultrahigh molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultrahigh molecular weight polyethylene fiber material;
    步骤S2：超高分子量聚乙烯纤维的包覆：将预处理后的超高分子量聚乙烯纤维绕空心浮力球的球体表面进行包覆，涂覆树脂进行固化。Step S2: Coating of the ultrahigh molecular weight polyethylene fiber: the pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the sphere of the hollow buoyancy ball, and coated with a resin to be cured.
  18. 如权利要求17所述的空心浮力球的制备方法，其特征在于，还包括步骤S3：将步骤S2重复若干次，形成多层复合材料结构。The method of preparing a hollow buoyancy ball according to claim 17, further comprising the step S3: repeating the step S2 several times to form a multilayer composite structure.
  19. 一种空心浮力球的制备方法，其特征在于，包括如下步骤：A method for preparing a hollow buoyancy ball, comprising the steps of:
    步骤S1：超高分子量聚乙烯纤维的预处理：将超高分子量聚乙烯纤维材料进行等离子表面处理或紫外线表面处理；Step S1: Pretreatment of ultrahigh molecular weight polyethylene fiber: plasma surface treatment or ultraviolet surface treatment of ultrahigh molecular weight polyethylene fiber material;
    步骤S2：超高分子量聚乙烯纤维半球壳的制作：以预处理后的超高分子量聚乙烯纤维为基材制作聚乙烯无纬布，再以超高分子量聚乙烯无纬布为基材制作第一半球壳和第二半球壳；Step S2: Preparation of ultrahigh molecular weight polyethylene fiber hemispherical shell: preparing polyethylene non-woven fabric by using pretreated ultrahigh molecular weight polyethylene fiber as substrate, and then making ultrahigh molecular weight polyethylene non-woven fabric as substrate Half sphere shell and second hemisphere shell;
    步骤S3：整球壳的组合：将空心浮力球的球体放置于第一半球壳内，将第二半球壳与第一半球壳进行组合；Step S3: combining the entire spherical shell: placing the sphere of the hollow buoyancy ball in the first hemispherical shell, and combining the second hemispherical shell with the first hemispherical shell;
    步骤S4：超高分子量聚乙烯纤维的包覆：将预处理后的超高分子量聚乙烯纤维绕球壳表面进行包覆，并涂覆树脂进行固化。Step S4: Coating of Ultra High Molecular Weight Polyethylene Fiber: The pretreated ultrahigh molecular weight polyethylene fiber is coated around the surface of the spherical shell and coated with a resin for curing.
  20. 如权利要求19所述的空心浮力球的制备方法，其特征在于，还包括步骤S5：将步骤S4重复若干次，形成多层复合材料结构。The method of preparing a hollow buoyancy ball according to claim 19, further comprising the step S5: repeating the step S4 several times to form a multilayer composite structure.
PCT/CN2018/111204 2018-05-11 2018-10-22 Energy-absorbing protective structure of ceramic hollow floating ball and preparation method therefor WO2019214167A1 (en)

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