CN106499881A - Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies and preparation method thereof - Google Patents
Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies and preparation method thereof Download PDFInfo
- Publication number
- CN106499881A CN106499881A CN201611007287.6A CN201611007287A CN106499881A CN 106499881 A CN106499881 A CN 106499881A CN 201611007287 A CN201611007287 A CN 201611007287A CN 106499881 A CN106499881 A CN 106499881A
- Authority
- CN
- China
- Prior art keywords
- connecting piece
- metal connecting
- kevlar
- braidings
- inner tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/10—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements not embedded in the wall
-
- 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
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
-
- 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
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/01—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses adapted for hoses having a multi-layer wall
-
- 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
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/06—Protection of pipes or objects of similar shape against external or internal damage or wear against wear
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The present invention relates to a kind of Kevlar fiber reinforcements polytetrafluoroethylhose hose assembly and preparation method thereof.The politef inner tube for choosing certain internal diameter carries out Kevlar fibrages so as to which outer wall is coated with the Kevlar fibrous layers of 2 × 2 braidings；Determine the length of polytetrafluoroethylhose hose assembly；Kevlar fibrous layer outer cladding abrasionproof anti-ultraviolet sheaths in 2 × 2 braidings；Metal connecting piece sleeve is placed in outside the Kevlar fibrous layers of 2 × 2 braidings；By the metal jointing for being furnished with metal attaching nut insertion politef inner tube one end inwall, and the metal connecting piece sleeve being placed on outside the Kevlar fibrous layers of 2 × 2 braidings is combined with metal connecting piece, it is ensured that the Kevlar fibrous layers of 2 × 2 braidings are located between metal connecting piece sleeve and metal connecting piece joint；Segmentation is carried out to two ends metal connecting piece sleeve to withhold, that is, obtains required product.To bending, products obtained therefrom good bending property, can require that higher position is installed in narrow space.
Description
Technical field
The present invention relates to a kind of Kevlar fiber reinforcements polytetrafluoroethylhose hose assembly and preparation method thereof.
Background technology
Steel wire reinforced polytetrafluoroethylspiral hose is widely used to Aeronautics and Astronautics field, with high-low temperature resistant, corrosion resistant
The features such as erosion, ageing-resistant, lightweight, life-span length.As the transmission that a kind of flexible conduit is mainly used in medium, at present all kinds of
The systems such as space flight, aviation aircraft hydraulic pressure, fuel oil, lubricating oil, cold air, ethanol are used.
Elevated pressures can be born after steel wire reinforcement, but Aero-Space neighborhood is increasingly tight for the control of aircraft weight
Lattice, ordinary steel wire strengthen hose and can not meet some light-weighted requirements.It is thus desirable to a type product meets and work
While pressure is not less than braided steel wire enhancing flexible pipe, control in relatively low weight, and meet narrow, flexibility to have high demands feelings
Condition.Other products, such as rubber tube or metal bellowss is changed, there is the shortcomings of easily aging, reliability is low, weight is heavy again.
Content of the invention
It is an object of the invention to provide poly- four jaws vinyl hose component of a kind of Kevlar fiber reinforcements and preparation method thereof,
Products obtained therefrom can bear higher operating pressure（No more than 21MPa）, have and maintain lighter weight, meet aircraft light weight
The demand of change, while with good bending property, it is ensured that in the installation of small space.
A kind of Kevlar fiber reinforcements politef hose proposed by the present invention, by metal connecting piece nut, gold
Category connector joint, metal connecting piece sleeve, the Kevlar fibrous layers of 2 × 2 braidings and politef inner tube composition, wherein：
Politef inner tube is the hollow tubular structure in middle part, and politef inner tube two ends outer wall is coated with 2 × 2 braidings
Kevlar fibrous layers；The Kevlar fibrous layer outer walls of 2 × 2 braiding are coated with abrasionproof anti-ultraviolet sheath, abrasionproof UV resistance
Line sheath is slightly shorter than politef inner tube；Metal connecting piece sleeve be placed on be coated with 2 × 2 braidings Kevlar fibrolaminar poly-
Tetrafluoroethene inner tube two ends, and cover the abrasionproof anti-ultraviolet sheath of certain length；Metal connecting piece joint one end connects metal
Connector nut, the other end are inserted in politef inner tube two ends inwall, and connect metal sleeve.
In the present invention, the politef inner tube diameter is Φ 4mm ~ Φ 24mm.
In the present invention, the fiber that described 2 × 2 Kevlar fibrous layers for weaving are adopted is for Kevlar (aramid fiber) fiber.
The preparation method of Kevlar fiber reinforcements polytetrafluoroethylhose hose assembly proposed by the present invention, comprises the following steps that：
(1). the politef inner tube for choosing certain internal diameter carries out fibrage so as to which outer wall is coated with 2 × 2 braidings
Kevlar fibrous layers；
(2). determine polytetrafluoroethylhose hose assembly length, cut out a piece of cloth in a way with the minimum material to make two or more articles of clothing；
(3). in the Kevlar fibrous layer outer cladding abrasionproof anti-ultraviolet sheaths of 2 × 2 braidings；
(4). metal connecting piece sleeve is placed in outside the Kevlar fibrous layers of 2 × 2 braidings；
(5). metal connecting piece joint is connected with metal connecting piece nut；
(6). by the metal connecting piece joint for being furnished with metal connecting piece nut insertion politef inner tube one end inwall, and will put
Metal connecting piece sleeve outside the Kevlar fibrous layers of 2 × 2 braidings is combined with metal connecting piece joint, it is ensured that 2 × 2 braidings
Kevlar fibrous layers be located between metal connecting piece sleeve and metal connecting piece joint；
(7). it is pointed to politef inner tube and enters the metal connecting piece sleeve at two ends carry out segmentation and withhold, that is, obtains required product
Product.The beneficial effects of the present invention is：The internal diameter of Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies that the present invention is provided is
In narrow space, to bending, Φ 4mm ~ Φ 24mm, lightweight, good bending property can require that higher position is installed, and can
Ensure to dock with airborne equipment interface so as to normal transmission medium, do not leak, the failure such as breakage.
Description of the drawings
Fig. 1 is the structural diagrams of the present invention.
Label in figure：1 is metal connecting piece nut, and 2 is metal connecting piece joint, and 3 is metal connecting piece sleeve, and 4 are
Abrasionproof anti-ultraviolet sheath, 5 is the Kevlar fibrous layers of 2 × 2 braidings, and 6 is politef inner tube.
Specific embodiment
Accompanying drawing is combined below by embodiment and further illustrates the present invention.
Embodiment 1:
Internal diameter specification is as follows for the preparation process of the Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies of Φ 4mm：
1. choosing internal diameter carries out fibrage for the poly- four jaws ethylene inner tube of Φ 4mm so as to which outer wall is coated with the fibre of 2 × 2 braidings
Dimension layer.
2. assume that product length is 500mm, is cut out a piece of cloth in a way with the minimum material to make two or more articles of clothing.
3. metal connecting piece sleeve is placed in outside the Kevlar fibrous layers of 2 × 2 braidings.
4. metal connecting piece joint is connected with metal connecting piece nut.
5. the metal connecting piece joint for being furnished with metal connecting piece nut is inserted poly- four kryptons ethylene inner tube one end inwall, and will
The metal connecting piece sleeve being placed in outside the Kevlar fibrous layers of 2 × 2 braidings is combined with metal connecting piece joint, it is ensured that 2 × 2 compile
The Kevlar fibrous layers that knits are located between metal connecting piece sleeve and metal connecting piece joint.
6. the metal connecting piece sleeve at pair two ends carries out segmentation and withholds, that is, obtain required product.
The poly- four jaws vinyl hose component of Kevlar fiber reinforcements that specification is little 4mm is made by above-mentioned steps, length is
500mm .The gauge fiber reinforced TFE hose can bear elevated pressures（No more than 21MPa), weight compared with
Gently, and with good bending property, it is ensured that in the installation of small space, and ensure to dock with airborne equipment interface so as to just
Normal transmission medium, does not leak, the failure such as breakage.
Embodiment 2:
Internal diameter specification is as follows for the preparation process of the Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies of 24mm：
1. choosing internal diameter carries out fibrage for the politef inner tube of 24mm so as to which outer wall is coated with 2 × 2 braidings
Kevlar fibrous layers.
2. assume that product length is 500mm, is cut out a piece of cloth in a way with the minimum material to make two or more articles of clothing.
3. metal connecting piece sleeve is placed in outside the Kevlar fibrous layers of 2 × 2 braidings.
4. metal connecting piece joint is connected with metal connecting piece nut.
5. the metal connecting piece joint for being furnished with metal connecting piece nut is inserted poly- four jaws ethylene inner tube one end inwall, and will
The metal connecting piece set letter being placed in outside the Kevlar fibrous layers of 2 × 2 braidings is combined with metal connecting piece joint, it is ensured that 2 × 2 compile
The fibrous layer that knits is located between metal connecting piece sleeve and metal connecting piece joint.
6. the metal connecting piece sleeve at pair two ends carries out segmentation and withholds, that is, obtain required product.
The Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies that specification is 24mm are made by above-mentioned steps, length is
500mm.The specification Kevlar fiber reinforcement polytetrafluoroethylhose hose assembly can bear higher pressure（No more than 2lMPa）,
Lighter in weight, and with good bending property, it is ensured that in the installation of small space, and ensure to dock with airborne equipment interface,
Its normal transmission medium is made, is not leaked, the failure such as breakage.
Claims (4)
1. a kind of Kevlar fiber reinforcements polytetrafluoroethylhose hose assembly, by metal connecting piece nut, metal connecting piece joint, gold
Category connector sleeve, the Kevlar fibrous layers of 2 × 2 braidings and politef inner tube composition, it is characterised in that：
Politef inner tube is the hollow tubular structure in middle part, and politef inner tube two ends outer wall is coated with 2 × 2 braidings
Kevlar fibrous layers；The Kevlar fibrous layer outer walls of 2 × 2 braiding are coated with abrasionproof anti-ultraviolet sheath, abrasionproof UV resistance
Line sheath is slightly shorter than politef inner tube；Metal connecting piece sleeve be placed on be coated with 2 × 2 braidings Kevlar fibrolaminar poly-
Tetrafluoroethene inner tube two ends, and cover the abrasionproof anti-ultraviolet sheath of certain length；Metal connecting piece joint one end connects metal
Connector nut, the other end are inserted in politef inner tube two ends inwall, and connect metal sleeve.
2. Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies according to claim l, it is characterised in that described poly- four
Fluorothene inner tube diameter is Φ 4mm ~ Φ 24mm.
3. the preparation method of the Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies according to claim 1, its feature exist
In described 2 × 2 braidings the fiber that adopts of Kevlar fibrous layers for Kevlar (aramid fiber) fiber.
4. a kind of preparation method of the Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies as described in claim l, its feature
It is to comprise the following steps that：
(1) the politef inner tube for choosing certain internal diameter carries out fibrage so as to which outer wall is coated with 2 × 2 braidings
Kevlar fibrous layers；
(2) determine polytetrafluoroethylhose hose assembly length, cut out a piece of cloth in a way with the minimum material to make two or more articles of clothing；
(3) in the Kevlar fibrous layer outer cladding abrasionproof anti-ultraviolet sheaths of 2 × 2 braidings；
(4) metal connecting piece sleeve is placed in outside the Kevlar fibrous layers of 2 × 2 braidings；
(5) metal connecting piece joint is connected with metal connecting piece nut；
(6) by the metal connecting piece joint for being furnished with metal connecting piece nut insertion politef inner tube one end inwall, and will put
Metal connecting piece sleeve outside the Kevlar fibrous layers of 2 × 2 braidings is combined with metal connecting piece joint, it is ensured that 2 × 2 braidings
Kevlar fibrous layers be located between metal connecting piece sleeve and metal connecting piece joint；
(7) it is pointed to politef inner tube and enters the metal connecting piece sleeve at two ends carry out segmentation and withhold, that is, obtains required product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611007287.6A CN106499881A (en) | 2016-11-16 | 2016-11-16 | Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611007287.6A CN106499881A (en) | 2016-11-16 | 2016-11-16 | Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106499881A true CN106499881A (en) | 2017-03-15 |
Family
ID=58324653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611007287.6A Pending CN106499881A (en) | 2016-11-16 | 2016-11-16 | Kevlar fiber reinforcement polytetrafluoroethylhose hose assemblies and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106499881A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504357A (en) * | 2017-08-02 | 2017-12-22 | 合肥江淮朝柴动力有限公司 | A kind of injection pump lubricating oil pipe structure |
| CN109277773A (en) * | 2018-10-22 | 2019-01-29 | 沈阳兴华航空电器有限责任公司 | A kind of sealing-in assembly method shielding hose |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000346253A (en) * | 1999-06-07 | 2000-12-15 | Kohshin Rubber Co Ltd | Sprinkling hose |
| CN1676979A (en) * | 2004-03-29 | 2005-10-05 | 上海市塑料研究所 | High temperature and pressure-resistance polytetrafluoroethylene hose assembly and its preparing method |
| CN202091718U (en) * | 2011-06-10 | 2011-12-28 | 上海市塑料研究所 | Fire-proof polytetrafluoroethylene flexible pipe assembly |
| CN102679069A (en) * | 2012-05-18 | 2012-09-19 | 上海市塑料研究所 | Fiber reinforced polytetrafluoroethylene hose component and preparation method thereof |
| CN102679068A (en) * | 2012-05-18 | 2012-09-19 | 上海市塑料研究所 | Joint-rotatable polytetrafluoroethylene hose assembly and preparation method thereof |
-
2016
- 2016-11-16 CN CN201611007287.6A patent/CN106499881A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000346253A (en) * | 1999-06-07 | 2000-12-15 | Kohshin Rubber Co Ltd | Sprinkling hose |
| CN1676979A (en) * | 2004-03-29 | 2005-10-05 | 上海市塑料研究所 | High temperature and pressure-resistance polytetrafluoroethylene hose assembly and its preparing method |
| CN202091718U (en) * | 2011-06-10 | 2011-12-28 | 上海市塑料研究所 | Fire-proof polytetrafluoroethylene flexible pipe assembly |
| CN102679069A (en) * | 2012-05-18 | 2012-09-19 | 上海市塑料研究所 | Fiber reinforced polytetrafluoroethylene hose component and preparation method thereof |
| CN102679068A (en) * | 2012-05-18 | 2012-09-19 | 上海市塑料研究所 | Joint-rotatable polytetrafluoroethylene hose assembly and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504357A (en) * | 2017-08-02 | 2017-12-22 | 合肥江淮朝柴动力有限公司 | A kind of injection pump lubricating oil pipe structure |
| CN109277773A (en) * | 2018-10-22 | 2019-01-29 | 沈阳兴华航空电器有限责任公司 | A kind of sealing-in assembly method shielding hose |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170315 |