WO2022252711A1 - 聚醚酮酮(pekk)挤出型材 - Google Patents

聚醚酮酮(pekk)挤出型材 Download PDF

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WO2022252711A1
WO2022252711A1 PCT/CN2022/077822 CN2022077822W WO2022252711A1 WO 2022252711 A1 WO2022252711 A1 WO 2022252711A1 CN 2022077822 W CN2022077822 W CN 2022077822W WO 2022252711 A1 WO2022252711 A1 WO 2022252711A1
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arc
ring
pipe body
pekk
wave
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PCT/CN2022/077822
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English (en)
French (fr)
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邱剑锷
吴晓明
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浙江科赛新材料科技有限公司
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Publication of WO2022252711A1 publication Critical patent/WO2022252711A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/14—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
    • F16L9/19—Multi-channel pipes or pipe assemblies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint

Definitions

  • the utility model belongs to the technical field of profiles, in particular to a polyether ketone ketone (PEKK) extrusion profile.
  • PEKK polyether ketone ketone
  • Polyetherketoneketone is a semi-crystalline high-performance engineering thermoplastic that is relatively easy to process. It has high thermal stability, excellent chemical resistance and excellent mechanical properties over a wide temperature range.
  • the phenyl ring linked to the keto group provides high modulus and long-term thermo-oxidative stability, while the ether linkage imparts toughness, ductility and ease of processing.
  • PEKK has excellent resistance to hydrolysis in hot water and steam and can be used continuously in structural applications at temperatures up to 255°F (125°C) with little or no permanent loss of physical properties up to 400° F (205°C), so that it can be used for the protection of automobile cables or the transportation of liquids after being made into pipes.
  • the existing profile structure is not firm enough.
  • the purpose of the utility model is to solve the above problems and provide a polyether ketone ketone (PEKK) extruded profile with reasonable design and firm structure.
  • PEKK polyether ketone ketone
  • the utility model adopts the following technical solutions: the polyether ketone ketone (PEKK) extruded profile is characterized in that it includes an inner pipe body and an outer pipe body, and the distance between the inner pipe body and the outer pipe body There is an isolating ring between the isolating ring and the inner pipe body, and there are at least four arc-shaped supports evenly distributed along the circumferential direction, and the ends of the two adjacent arc-shaped supports are connected to form a closed loop.
  • PEKK polyether ketone ketone
  • the outer two ends of the arc-shaped support body are respectively connected with the inner wall of the spacer ring, the inner side wall of the arc-shaped support body is connected with the outer wall of the inner tube body, and the spacer ring and the outer tube body are provided with
  • the wave ring, the crest of the wave ring is integrated with the inner wall of the outer tube, and the wave trough of the wave ring is integrated with the outer wall of the isolation ring.
  • a support plate is provided between the arc-shaped support body and the spacer ring, the inner end of the support plate is arranged in the middle of the arc-shaped support body, and the outer end of the support plate The end is arranged on the inner wall of the inner tube, and the support plate is respectively connected with the arc-shaped support body and the spacer ring as a whole.
  • polyether ketone ketone (PEKK) extruded profile described above four arc-shaped supports uniformly distributed along the circumferential direction are arranged between the spacer ring and the inner pipe body, and the wave ring has eight There are wave crests and eight wave troughs, and the outer end of each support plate corresponds to one of the wave troughs in the wave ring. The ends of the shaped supports jointly correspond to a trough of the wave ring.
  • PEKK polyether ketone ketone
  • the inner pipe body is made of polyetherketoneketone material compounded with glass fibers.
  • the outer tube body is made of polyetherketoneketone material compounded with carbon fibers.
  • the arc-shaped support body, spacer ring and wave ring are made of polyether ketone ketone material.
  • any two adjacent arc-shaped supports are provided with arc-shaped chamfers.
  • arc chamfers are provided between both sides of each peak of the wave ring and the outer tube body, and each wave trough of the wave ring has two Arc chamfers are provided between the side and the isolation ring, both sides of the arc-shaped support body and the inner pipe body are provided with arc chamfers, and the two ends of the arc-shaped support body and the isolation ring are all provided with arc chamfers.
  • Arc chamfers are provided, and arc chamfers are respectively provided between the two sides of the support plate, the isolation ring and the inner pipe body.
  • the outer wall of the outer tube is provided with at least two positioning grooves arranged in the axial direction and evenly distributed along the circumferential direction.
  • the advantages of the polyether ketone ketone (PEKK) extruded profile are: 1.
  • the design is reasonable, the structure is firm, and the impact resistance can effectively ensure safety.
  • Wear-resistant can effectively provide long-term protection and ensure the safety of use.
  • It has excellent flame retardancy, which further improves the safety.
  • Fig. 1 is a schematic diagram of the pipe body structure provided by the utility model.
  • the polyether ketone ketone (PEKK) extruded profile comprises an inner tube body 1 and an outer tube body 2, and an isolation ring 3 is arranged between the inner tube body 1 and the outer tube body 2, and the isolation ring 3 and the outer tube body 2
  • the outer ends of the arc-shaped supports 4 are respectively It is integrated with the inner wall of the isolation ring 3, and the inner and outer walls of the arc-shaped support body 4 are integrated with the outer wall of the inner tube body 1.
  • a wave ring 5 is arranged between the isolation ring 3 and the outer tube body 2, and the crest of the wave ring 5 is connected to the outer tube
  • the inner wall of the body 2 is connected as a whole, and the trough of the wave ring 5 is connected with the outer wall of the spacer ring 3;
  • the inner pipe body 1 is made of polyether ketone ketone material compounded with glass fiber;
  • the outer pipe body 2 is made of polyether compound compounded with carbon fiber It is made of ketone material;
  • the arc-shaped support body 4, the spacer ring 3 and the wave ring 5 are made of polyether ketone ketone material.
  • a support plate 6 is provided between the arc-shaped support body 4 and the isolation ring 3, the inner end of the support plate 6 is arranged in the middle of the arc-shaped support body 4, and the outer end of the support plate 6 is arranged On the inner wall of the inner tube body 1, the support plate 6 is connected with the arc-shaped support body 4 and the spacer ring 3 as a whole.
  • arc-shaped support bodies 4 are evenly distributed along the circumferential direction between the spacer ring 3 and the inner pipe body 1, and the wave ring 5 has eight crests and eight troughs, and each support plate 6 outer Each end corresponds to one of the wave troughs of the wave ring 5, and the two ends of the arc-shaped support body 4 correspond to two wave troughs of the wave ring 5 on both sides of the support plate 6, and the ends of the adjacent arc-shaped support bodies 4 jointly correspond to the wave ring A trough of 5.
  • the included angle between the axes of any two adjacent support plates 6 is 90 degrees.
  • arc-shaped chamfers 41 are provided between any two adjacent arc-shaped support bodies 4; arc-shaped chamfers are respectively provided between the two sides of each wave crest of the wave ring 5 and the outer tube body 2, Both sides of each trough of the wave ring 5 and the spacer ring 3 are provided with arc chamfers, both sides of the arc support body 4 and the inner pipe body 1 are provided with arc chamfers, and the two ends of the arc support body 4 Arc chamfers are provided between the spacer ring 3 and the support plate 6 on both sides, the spacer ring 3 and the inner tube body 1 are respectively provided with arc chamfers
  • the outer wall of the outer tube body 2 is provided with at least two positioning grooves 21 arranged axially and evenly distributed along the circumferential direction.
  • cables or liquids can be installed in the inner pipe body 1 , and the cables or liquids in the inner pipe 1 can be effectively protected through the protective structure outside the inner pipe 1 .

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

一种聚醚酮酮(PEKK)挤出型材，包括内管体（1）和外管体（2），内管体（1）与外管体（2）之间设有隔离环（3），隔离环（3）与内管体（1）之间设有至少四个沿圆周方向上均匀分布的弧形支撑体（4），相邻两个弧形支撑体（4）首尾两端相连呈闭环状，弧形支撑体（4）外侧两端分别与隔离环（3）内壁连为一体，弧形支撑体（4）内侧外壁与内管体（1）外壁连为一体，隔离环（3）与外管体（2）之间设有波浪环（5），波浪环（5）的波峰与外管体（2）内壁连为一体，波浪环（5）的波谷与隔离环（3）外壁连为一体。与现有的技术相比，本聚醚酮酮(PEKK)挤出型材的优点在于：设计合理，结构牢固，抗冲击，能够有效的保障安全性。

Description

聚醚酮酮(PEKK)挤出型材 技术领域
本实用新型属于型材技术领域，尤其是涉及一种聚醚酮酮(PEKK)挤出型材。
背景技术
聚醚酮酮(PEKK)是一种半结晶高性能工程热塑性塑料，相对易于加工。在宽温度范围内，它具有很高的热稳定性，出色的耐化学性和出色的机械性能。与酮基连接的苯环提供高模量和长期的热氧化稳定性，而醚键则具有韧性，延展性并易于加工。PEKK在热水和蒸汽中有着出色的抗水解性，可在高达255°F(125℃)的温度下连续用于结构应用，而其物理性能几乎没有或没有永久性损失，最高可达400°F(205℃)，从而制成管材后可用于汽车线缆的保护或液体的输送。但是，现有的型材结构不够牢固。
发明内容
本实用新型的目的是针对上述问题，提供一种设计合理，结构牢固的聚醚酮酮(PEKK)挤出型材。
为达到上述目的，本实用新型采用了下列技术方案：本聚醚酮酮(PEKK)挤出型材，其特征在于，包括内管体和外管体，所述的内管体与外管体之间设有隔离环，所述的隔离环与内管体之间设有至少四个沿圆周方向上均匀分布的弧形支撑体，相邻两个弧形支撑体首尾两端相连呈闭环状，所述的弧形支撑体外侧两端分别与隔离环内壁连为一体，所述的弧形支撑体内侧外壁与内管体外壁连为一体，所述的隔离环与外管体之间设有波浪环，所述的波浪环的波峰与外管体内壁连为一体，波浪环的波谷与隔离环 外壁连为一体。
在上述的聚醚酮酮(PEKK)挤出型材中，所述的弧形支撑体与隔离环之间设有支撑板，所述的支撑板内端设置在弧形支撑体中部，支撑板外端设置在内管体内壁上，所述的支撑板分别与弧形支撑体和隔离环连为一体。
在上述的聚醚酮酮(PEKK)挤出型材中，所述的隔离环与内管体之间设有四个沿圆周方向上均匀分布的弧形支撑体，所述的波浪环有八个波峰和八个波谷，每块支撑板外端均对应有波浪环其中的一个波谷，所述的弧形支撑体两端分别对应有支撑板两侧的波浪环的两个波谷，且相邻弧形支撑体端部共同对应波浪环的一个波谷。
在上述的聚醚酮酮(PEKK)挤出型材中，所述的内管体为复合有玻璃纤维的聚醚酮酮材料制成。
在上述的聚醚酮酮(PEKK)挤出型材中，所述的外管体为复合有碳纤维的聚醚酮酮材料制成。
在上述的聚醚酮酮(PEKK)挤出型材中，所述的弧形支撑体、隔离环和波浪环为聚醚酮酮材料制成。
在上述的聚醚酮酮(PEKK)挤出型材中，任意相邻两块支撑板轴线之间的夹角角度为90度。
在上述的聚醚酮酮(PEKK)挤出型材中，任意相邻两块弧形支撑体之间均设有弧形倒角。
在上述的聚醚酮酮(PEKK)挤出型材中，所述的波浪环的每个波峰两侧与外管体之间分别设有圆弧倒角，所述的波浪环的每个波谷两侧与隔离环之间均设有圆弧倒角，所述的弧形支撑体两侧与内管体均设有圆弧倒角，所述的弧形支撑体两端与隔离环之间均设有圆弧倒角，所述的支撑板两侧与隔离环和内管体之间均分别设有圆弧倒角。
在上述的聚醚酮酮(PEKK)挤出型材中，所述的外管体外壁 上设有至少两条轴向设置且沿圆周方向上均匀分布的定位槽。
与现有的技术相比，本聚醚酮酮(PEKK)挤出型材的优点在于：1、设计合理，结构牢固，抗冲击能够有效的保障安全性。2、耐磨损，能够长期有效的提供防护，保障使用的安全性。3、具有出色的阻燃性，更进一步的提升了安全性。
附图说明
图1是本实用新型提供的管体结构示意图。
图中，内管体1、外管体2、隔离环3、弧形支撑体4、波浪环5、支撑板6、弧形倒角41、定位槽21。
具体实施方式
如图1所示，本聚醚酮酮(PEKK)挤出型材，包括内管体1和外管体2，内管体1与外管体2之间设有隔离环3，隔离环3与内管体1之间设有至少四个沿圆周方向上均匀分布的弧形支撑体4，相邻两个弧形支撑体4首尾两端相连呈闭环状，弧形支撑体4外侧两端分别与隔离环3内壁连为一体，弧形支撑体4内侧外壁与内管体1外壁连为一体，隔离环3与外管体2之间设有波浪环5，波浪环5的波峰与外管体2内壁连为一体，波浪环5的波谷与隔离环3外壁连为一体；内管体1为复合有玻璃纤维的聚醚酮酮材料制成；外管体2为复合有碳纤维的聚醚酮酮材料制成；弧形支撑体4、隔离环3和波浪环5为聚醚酮酮材料制成。
更具体的说，为了进一步的提高结构牢固性，弧形支撑体4与隔离环3之间设有支撑板6，支撑板6内端设置在弧形支撑体4中部，支撑板6外端设置在内管体1内壁上，支撑板6分别与弧形支撑体4和隔离环3连为一体。
本实施例中，隔离环3与内管体1之间设有四个沿圆周方向上均匀分布的弧形支撑体4，波浪环5有八个波峰和八个波谷， 每块支撑板6外端均对应有波浪环5其中的一个波谷，弧形支撑体4两端分别对应有支撑板6两侧的波浪环5的两个波谷，且相邻弧形支撑体4端部共同对应波浪环5的一个波谷。
作为优选地，任意相邻两块支撑板6轴线之间的夹角角度为90度。
为了提高结构强度，任意相邻两块弧形支撑体4之间均设有弧形倒角41；波浪环5的每个波峰两侧与外管体2之间分别设有圆弧倒角，波浪环5的每个波谷两侧与隔离环3之间均设有圆弧倒角，弧形支撑体4两侧与内管体1均设有圆弧倒角，弧形支撑体4两端与隔离环3之间均设有圆弧倒角，支撑板6两侧与隔离环3和内管体1之间均分别设有圆弧倒角
为了便于固定，外管体2外壁上设有至少两条轴向设置且沿圆周方向上均匀分布的定位槽21。
使用时，可在内管体1内安装线缆或输送液体，通过内管材1外部的防护结构，有效对内管材1内的线缆或液体提供防护。
本文中所描述的具体实施例仅仅是对本实用新型精神作举例说明。本实用新型所属技术领域的技术人员可以对所描述的具体实施例做各种各样的修改或补充或采用类似的方式替代，但并不会偏离本实用新型的精神或者超越所附权利要求书所定义的范围。
尽管本文较多地使用了内管体1、外管体2、隔离环3、弧形支撑体4、波浪环5、支撑板6、弧形倒角41、定位槽21等术语，但并不排除使用其它术语的可能性。使用这些术语仅仅是为了更方便地描述和解释本实用新型的本质,把它们解释成任何一种附加的限制都是与本实用新型精神相违背的。

Claims (10)

  1. 一种聚醚酮酮(PEKK)挤出型材，其特征在于，包括内管体(1)和外管体(2)，所述的内管体(1)与外管体(2)之间设有隔离环(3)，所述的隔离环(3)与内管体(1)之间设有至少四个沿圆周方向上均匀分布的弧形支撑体(4)，相邻两个弧形支撑体(4)首尾两端相连呈闭环状，所述的弧形支撑体(4)外侧两端分别与隔离环(3)内壁连为一体，所述的弧形支撑体(4)内侧外壁与内管体(1)外壁连为一体，所述的隔离环(3)与外管体(2)之间设有波浪环(5)，所述的波浪环(5)的波峰与外管体(2)内壁连为一体，波浪环(5)的波谷与隔离环(3)外壁连为一体。
  2. 根据权利要求书1所述的聚醚酮酮(PEKK)挤出型材，其特征在于，所述的弧形支撑体(4)与隔离环(3)之间设有支撑板(6)，所述的支撑板(6)内端设置在弧形支撑体(4)中部，支撑板(6)外端设置在内管体(1)内壁上，所述的支撑板(6)分别与弧形支撑体(4)和隔离环(3)连为一体。
  3. 根据权利要求书2所述的聚醚酮酮(PEKK)挤出型材，其特征在于，所述的隔离环(3)与内管体(1)之间设有四个沿圆周方向上均匀分布的弧形支撑体(4)，所述的波浪环(5)有八个波峰和八个波谷，每块支撑板(6)外端均对应有波浪环(5)其中的一个波谷，所述的弧形支撑体(4)两端分别对应有支撑板(6)两侧的波浪环(5)的两个波谷，且相邻弧形支撑体(4)端部共同对应波浪环(5)的一个波谷。
  4. 根据权利要求书2或3所述的聚醚酮酮(PEKK)挤出型材，其特征在于，所述的内管体(1)为复合有玻璃纤维的聚醚酮酮材料制成。
  5. 根据权利要求书4所述的聚醚酮酮(PEKK)挤出型材，其特征在于，所述的外管体(2)为复合有碳纤维的聚醚酮酮材料制成。
  6. 根据权利要求书5所述的聚醚酮酮(PEKK)挤出型材，其特征在于，所述的弧形支撑体(4)、隔离环(3)和波浪环(5)为聚醚酮酮材料制成。
  7. 根据权利要求书2或3所述的聚醚酮酮(PEKK)挤出型材，其特征在于，任意相邻两块支撑板(6)轴线之间的夹角角度为90度。
  8. 根据权利要求书2或3所述的聚醚酮酮(PEKK)挤出型材，其特征在于，任意相邻两块弧形支撑体(4)之间均设有弧形倒角(41)。
  9. 根据权利要求书8所述的聚醚酮酮(PEKK)挤出型材，其特征在于，所述的波浪环(5)的每个波峰两侧与外管体(2)之间分别设有圆弧倒角，所述的波浪环(5)的每个波谷两侧与隔离环(3)之间均设有圆弧倒角，所述的弧形支撑体(4)两侧与内管体(1)均设有圆弧倒角，所述的弧形支撑体(4)两端与隔离环(3)之间均设有圆弧倒角，所述的支撑板(6)两侧与隔离环(3)和内管体(1)之间均分别设有圆弧倒角。
  10. 根据权利要求书1或2或3所述的聚醚酮酮(PEKK)挤出型材，其特征在于，所述的外管体(2)外壁上设有至少两条轴向设置且沿圆周方向上均匀分布的定位槽(21)。
PCT/CN2022/077822 2021-05-31 2022-02-25 聚醚酮酮(pekk)挤出型材 WO2022252711A1 (zh)

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