CN105605338B - A kind of flexible compound liner pipe connection - Google Patents
A kind of flexible compound liner pipe connection Download PDFInfo
- Publication number
- CN105605338B CN105605338B CN201610095072.8A CN201610095072A CN105605338B CN 105605338 B CN105605338 B CN 105605338B CN 201610095072 A CN201610095072 A CN 201610095072A CN 105605338 B CN105605338 B CN 105605338B
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- CN
- China
- Prior art keywords
- flexible compound
- lining pipe
- internal lining
- pipeline
- connector
- 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.)
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Classifications
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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
Abstract
The present invention provides a kind of flexible compound internal lining pipe, and its technical scheme is：Mainly by connector（1）, outer sleeve（2）, solidfied material（3）, pipeline（4）, flexible compound internal lining pipe（5）And protective layer（5‑1）, aramid fiber reinforcement fibrous layers（5‑2）, antiseepage theca interna（5‑3）Constitute；Lining quality of the present invention is high, and bearing capacity is strong, and liner installation can be carried out on pressure piping, thus the present invention makes lining technique scope further expand, with significant economic benefit.
Description
Technical field
The present invention relates to internal lining pipe interconnection technique field, especially a kind of flexible compound liner pipe connection.
Background technology
Compare lining composite soft tube technology inside widely used pipeline at present exactly to have made compound soft bushing pipe in advance
Cheng Hou, the adding additives inside composite soft tube（Resinae）Pulled in afterwards by upset or through traction in pipeline, then reusable heat
The bonding agent that steam pressurization, hot water circulation heated, compressed air add the technologies such as ultraviolet ray machine to allow on compound bushing pipe solidifies, and makes pipe
Compound bushing pipe fourth contact in road is close on the inwall of pipeline, realizes pipe lining.Due to this technology have binding agent as
Intermediate medium, thus the hardening time of binding agent be relatively difficult to grasp, if the too low measure that also take heating of temperature is this
Consume substantial amounts of heat energy.Further, since binding agent can produce flowing before no solidification, if after hardening time does not catch up with,
Pipeline after liner is it sometimes appear that the even state of became uneven, lining quality is poor, the connection of the compound lining and pipeline of solidification
It is fairly simple, so, existing composite soft tube lining technique liner pipe can not bear elevated pressures, can only be in low pressure pipeline or row
Dirty pipe applications, exist and use the problem of scope is small.
The content of the invention
It is an object of the invention to provide a kind of flexible compound liner pipe connection, overcome the shortcomings of that prior art is present,
Other firing equipment is not needed, makes the connection between pipeline reliable.
The object of the present invention is achieved like this：Flexible compound internal lining pipe includes protective layer, aramid fiber reinforcement fibrous layers, antiseepage
Theca interna, turns into a cylinder, protective layer is after the nestable solidification of protective layer, aramid fiber reinforcement fibrous layers, antiseepage theca interna is integral
Outer layer, antiseepage theca interna is internal layer, and aramid fiber reinforcement fibrous layers are between the two, are lining in flexible compound internal lining pipe in pipeline,
Original state of the aramid fiber reinforcement fibrous layers when being nested solidification with protective layer, antiseepage theca interna is diamond-mesh structure, in flexibility
After being lining in compound lining pipe in pipeline, its permanent state is vertical network structure, and pipeline is lining in flexible compound internal lining pipe
Before interior, outer sleeve links into an integrated entity with pipeline, and in the part insertion flexible compound internal lining pipe of connector, connector is exposed at flexibility
The part of compound lining pipe is fluted, groove position on the outer wall of the connector in connection end, insertion flexible compound internal lining pipe
Diameter be less than point diameter, the front end of connector is formed chuck, fluted inside outer sleeve, the internal diameter at groove position is more than
Two ends internal diameter, is provided with fill orifice on outer sleeve, and the groove of this fill orifice correspondence thereon irrigates solidfied material through fill orifice, makes place
Flexible compound internal lining pipe between outer sleeve and connector reduces diameter in the unit with grooves in outer wall section deformation of connector and is connected head
The chuck of front end block, make flexible compound internal lining pipe and pipe lining integral.
Beneficial effect of the present invention：Reasonable in design is practical, and the intermediate layer of flexible compound internal lining pipe is to employ aramid fiber to add
The special construction of strong fibrage, after the completion of pipeline lining dress, to mounted one initial pressurization of flexible compound internal lining pipe
Process, makes after protective layer, antiseepage theca interna gradually expanded by pressure, the structure of whole composite soft tube occurs under the effect of the pressure
The phenomenon of lateral magnification longitudinal contraction, the structure of aramid fiber reinforcing fibre braiding layer therebetween also constantly changes, by original water chestnut
Shape network structure becomes orthogonal network structure, after pressure expanded stopping, and flexible compound internal lining pipe is in aramid fiber reinforcing fibre
Ectonexine is formed a ring stiffness very strong rigid structure multiple tube, the inwall for making it be close to pipeline under the support of layer
On, the internal pressure of flexible compound internal lining pipe will not also be produced after eliminating collapses.The attachment means that the present invention is designed make flexible multiple
The two ends for closing internal lining pipe are injected after solidfied material solidifies with regard to that can be fixed on pipeline through being pressurizeed in cyclic structure, in attachment means
Connector can also be reliably connected with another pipeline.Therefore, lining quality of the present invention is high, and bearing capacity is strong, can be in height
Liner installation is carried out on pressure pipeline, thus the present invention makes lining technique scope further expand, with significant economic benefit.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is flexible compound internal lining pipe structure schematic diagram of the invention.
Embodiment
As shown in Figure 1 and Figure 2, a kind of flexible compound liner pipe connection, mainly by connector 1, outer sleeve 2, solidfied material
3rd, pipeline 4, flexible compound internal lining pipe 5 and protective layer 5-1, aramid fiber reinforcement fibrous layers 5-2, antiseepage theca interna 5-3 are constituted；Protective layer
Turn into a tubular structure, protective layer 5-1 after the nestable solidification of 5-1, aramid fiber reinforcement fibrous layers 5-2, antiseepage theca interna 5-3 is integral
For outer layer, antiseepage theca interna 5-3 is internal layer, and aramid fiber reinforcement fibrous layers 5-2 is between the two, the liner of flexible compound internal lining pipe 5
In in pipeline 4, aramid fiber reinforcement fibrous layers 5-2 is initially diamond-mesh structure, tubular flexible compound internal lining pipe is easily changed outer
Shape, its internal structure can't be destroyed beneficial to installation exercise.After being lining in flexible compound internal lining pipe 5 in pipeline 4, repressurization makes
Flexible compound internal lining pipe intermediate layer forms ring stiffness after diamond-mesh structural change is vertical stratification.Outer sleeve 2 and pipeline
4 link into an integrated entity, and in the part insertion flexible compound internal lining pipe 5 of connector 1, connector 1 is exposed at flexible compound internal lining pipe 5
Part is connection end, and connecting portion can be flange or screw thread, or other connections structure, insert flexible compound
Fluted on the outer wall of connector 1 in internal lining pipe 5, the diameter at groove position is less than point diameter, makes the front end shape of connector 1
Into chuck, the inside of outer sleeve 2 is fluted, and the internal diameter at groove position is more than two ends internal diameter, and fill orifice is provided with outer sleeve 2, this
The groove of fill orifice correspondence thereon, irrigates solidfied material through fill orifice, makes in the flexible compound between outer sleeve 2 and connector 1
Internal lining pipe 5 is blocked in the chuck that the front end that diameter is connected first 1 is reduced in the unit with grooves in outer wall section deformation of connector 1, makes flexible compound
Internal lining pipe 5 and the liner of pipeline 4 are integral.
The intensity of aramid fiber is 5 ~ 6 times of steel wire, and modulus is 2 ~ 3 times of steel wire or glass fibre, and toughness is steel wire
2 times, and weight is only 1/5 of steel wire or so, aramid fiber have high temperature resistant, acid-fast alkali-proof, lightweight, insulation, it is anti-aging,
The premium properties such as life cycle length, when with protective layer 5-1, antiseepage theca interna 5-3 solidification integral compression, the rhombus net of braiding
Shape structure reforms into orthogonal network structure, flexible compound internal lining pipe 5 is penetrated the liner restored to the original state after pipeline 4 tightly
In in pipeline 4.
Protective layer 5-1 is produced using now widely used modified polyethylene material, with wear-resisting, damage resistant performance,
Its effect is to protect tubing not to be destroyed in transport and interspersed operation process；Antiseepage theca interna 5-3 is medium antiseepage inner membrance
Layer, it can use different materials according to the different medium of conveying.Protective layer 5-1, aramid fiber reinforcement fibrous layers 5-2, in antiseepage
Film layer 5-3 flexible compound internal lining pipes 5 for being made after synthesis processing are lightweight, intensity is high, and gross thickness is no more than 6 millimeters,
Tabular can be flattened into transportation to be wrapped on reel, reduced volume and be readily transported.Make pipeline after being lining in it in pipeline
With high temperature resistant, acid-fast alkali-proof, insulation, anti-aging, the production cycle is long the features such as.
Claims (1)
1. a kind of flexible compound liner pipe connection, flexible compound internal lining pipe（5）Including matcoveredn（5-1）, aramid fiber
Reinforcement fibrous layers（5-2）, antiseepage theca interna（5-3）, protective layer（5-1）, aramid fiber reinforcement fibrous layers（5-2）, antiseepage theca interna（5-
3）Turn into a cylinder, protective layer after nestable solidification is integral（5-1）For outer layer, antiseepage theca interna（5-3）For internal layer, aramid fiber adds
Strong fibrous layer（5-2）In between the two, flexible compound internal lining pipe（5）Pipeline is lining in being used for（4）In, it is characterised in that：
Aramid fiber reinforcement fibrous layers（5-2）With protective layer（5-1）, antiseepage theca interna（5-3）Original state during nestable solidification is rhombus
Network structure, in flexible compound internal lining pipe（5）Inside it is lining in pipeline（4）After interior, its permanent state is vertical network structure, outer sleeve
（2）With pipeline（4）Link into an integrated entity, connector（1）A part insertion flexible compound internal lining pipe（5）It is interior, connector（1）It is exposed at
Flexible compound internal lining pipe（5）Outer part is connection end, inserts flexible compound internal lining pipe（5）Interior connector（1）Outer wall on
Fluted, the diameter at groove position is less than point diameter, makes connector（1）Front end formed chuck, outer sleeve（2）Inside has recessed
Groove, the internal diameter at groove position is more than two ends internal diameter, in outer sleeve（2）Fill orifice is provided with, this fill orifice corresponds to groove thereon,
Solidfied material is irrigated through fill orifice（3）, make to be in outer sleeve（2）With connector（1）Between flexible compound internal lining pipe（5）In connection
Head（1）Unit with grooves in outer wall section deformation reduce diameter be connected head（1）The chuck of front end block, make flexible compound internal lining pipe（5）
With pipeline（4）Liner is integral.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095072.8A CN105605338B (en) | 2016-02-22 | 2016-02-22 | A kind of flexible compound liner pipe connection |
| PCT/CN2017/074104 WO2017143954A1 (en) | 2016-02-22 | 2017-02-20 | Flexible composite lining pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095072.8A CN105605338B (en) | 2016-02-22 | 2016-02-22 | A kind of flexible compound liner pipe connection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105605338A CN105605338A (en) | 2016-05-25 |
| CN105605338B true CN105605338B (en) | 2017-10-20 |
Family
ID=55985514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610095072.8A Active CN105605338B (en) | 2016-02-22 | 2016-02-22 | A kind of flexible compound liner pipe connection |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105605338B (en) |
| WO (1) | WO2017143954A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605338B (en) * | 2016-02-22 | 2017-10-20 | 山东柯林瑞尔管道工程有限公司 | A kind of flexible compound liner pipe connection |
| CN110283446A (en) * | 2019-05-25 | 2019-09-27 | 招商局重工（江苏）有限公司 | The inner lining material and preparation method thereof of nonmetal flexible multiple tube |
| EP4122692A1 (en) * | 2021-07-21 | 2023-01-25 | Fibron Pipe GesmbH | Plastic composition, plastic pipe, use and manufacturing method |
| CN115850975A (en) * | 2022-11-08 | 2023-03-28 | 常州威斯双联科技有限公司 | Heat conduction gel for filling battery and preparation process thereof |
| CN116355399B (en) * | 2023-05-19 | 2023-08-04 | 山东祥龙新材料股份有限公司 | Flexible extrusion nylon material, preparation method and application thereof |
| CN116622129B (en) * | 2023-07-24 | 2023-09-12 | 山东和瑞新材料科技有限公司 | Calcium-zinc stabilizer for PVC |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4156540A (en) * | 1977-08-30 | 1979-05-29 | Parker-Hannifin Corporation | Sealant for hose fittings |
| DE3904996A1 (en) * | 1989-02-18 | 1990-08-23 | Freudenberg Carl Fa | HOSE CONNECTION |
| CN2099891U (en) * | 1991-07-10 | 1992-03-25 | 周广先 | Filling type thin wall plastic pipe connect |
| CN1163996A (en) * | 1997-04-07 | 1997-11-05 | 许道滋 | Multi-layer plastic pipe and pipe joint thereof |
| JP4294774B2 (en) * | 1998-11-25 | 2009-07-15 | 櫻護謨株式会社 | How to connect the hose and the fitting |
| CN1098307C (en) * | 2000-10-26 | 2003-01-08 | 招远市海星塑料厂 | Modified UPVC plastic pipe and its preparing process |
| CN1285849C (en) * | 2004-03-10 | 2006-11-22 | 孟庆义 | Flexible composite high pressure pipeline |
| CN203336144U (en) * | 2013-06-19 | 2013-12-11 | 广东华捷钢管实业有限公司 | Pipe with ends provided with bushings |
| CN105605338B (en) * | 2016-02-22 | 2017-10-20 | 山东柯林瑞尔管道工程有限公司 | A kind of flexible compound liner pipe connection |
-
2016
- 2016-02-22 CN CN201610095072.8A patent/CN105605338B/en active Active
-
2017
- 2017-02-20 WO PCT/CN2017/074104 patent/WO2017143954A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN105605338A (en) | 2016-05-25 |
| WO2017143954A1 (en) | 2017-08-31 |
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