CN101498387A - Metal framework reinforced plastic composite pipes and method for manufacturing the same - Google Patents

Metal framework reinforced plastic composite pipes and method for manufacturing the same Download PDF

Info

Publication number
CN101498387A
CN101498387A CNA2008100453078A CN200810045307A CN101498387A CN 101498387 A CN101498387 A CN 101498387A CN A2008100453078 A CNA2008100453078 A CN A2008100453078A CN 200810045307 A CN200810045307 A CN 200810045307A CN 101498387 A CN101498387 A CN 101498387A
Authority
CN
China
Prior art keywords
plastic
metal
pipe
pipeline
metal skeleton
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
Application number
CNA2008100453078A
Other languages
Chinese (zh)
Inventor
甘国工
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CNA2008100453078A priority Critical patent/CN101498387A/en
Publication of CN101498387A publication Critical patent/CN101498387A/en
Pending legal-status Critical Current

Links

Images

Landscapes

  • Branch Pipes, Bends, And The Like (AREA)

Abstract

The invention provides a metal skeleton reinforced plastic composite pipe. The end part of the metal skeleton reinforced plastic composite pipe is provided with an internal sleeve with a lug boss; at least the outer circumference of the internal sleeve is connected with a plastic internal layer of the end part of the metal skeleton reinforced plastic composite pipeline with holes in a melting way; a pipeline connecting piece is connected with a plastic external layer of the end part of the metal skeleton reinforced plastic composite pipeline and the outer circumferential surface of the lug boss of the internal sleeve in a melting way; the pipeline connecting piece is in integral melting connection with the internal sleeve to form an annular U-shaped bell and spigot hole which totally wraps the plastic external layer and the internal layer of the end of the metal skeleton reinforced plastic composite pipeline and the end surface of the metal skeleton reinforced plastic composite pipeline in a melting way. The annular U-shaped bell and spigot hole of the metal skeleton reinforced plastic composite pipe totally and tightly wraps the plastic external layer and the plastic internal layer of the end of the metal skeleton reinforced plastic composite pipeline and the end surface of the metal skeleton reinforced plastic composite pipeline, the connection is firm and reliable without leakage, the connection position has high mechanical strength and prevents fluid from entering into a metal skeleton to result in corroding the metal skeleton, and the service life of the pipeline is long. The invention further provides a method for manufacturing the metal skeleton reinforced plastic composite pipe.

Description

Metal framework reinforced plastic composite pipe and manufacture method
Technical field:
What the present invention relates to is a kind of metal framework reinforced plastic composite pipe and manufacture method.
Background technique:
Being connected with the mechanical snap method between the plastic tube of known metal composite connects, as aluminium-plastic composite pipe, the electrical heating wire electric heating tubing that useful pipe connecting component joint socket inner chamber distributes is connected the two sides fusion with the cylindricality junction surface or the tapering junction surface of pipe fitting, also utilize spin friction to give birth to the method for heat fusing connection with the method for the conical surface between tubing and the pipe fitting together with the step end face heat fusing connection of tube intracavity just like number of patent application 200510021077.8, also just like number of patent application 03225501, this patent disclosure be a kind of aluminium-plastic composite pipe hot melt linkage structure, in addition also just like number of patent application 200510022348.1, this patent disclosure be a kind ofly " to lay respectively in the metal frame; the outer inner plastic of one deck at least tube wall tilted conical surface; one deck plastic outer layer tube wall tilted conical surface at least, adopt heat fusing heating resistance collar and glow plug respectively they to be added thermal recovery thermofusible spigot method between the inner conical surface of each tilted conical surface and plastic pipe joint socket and be connected to pipe network.”
In the above-mentioned known technology, use the mechanical snap method, can not give full play to the characteristics that pipe connecting member of plastics material can be tightly connected with metal composite plastic tube hot melt, can not prevent effectively that the pipe network fluid from strengthening the corrosion of skeleton to the metal in the composite pipe.
Electric heating wire heating and melting tubing and pipe fitting junction surface with the distribution of pipe connecting member of plastics material joint socket inner chamber, because of adding silk, electricity can only distribute at outer wall or tube intracavity, can not utilize plastics melting sealed between the ring-shaped step with tubing end and tube intracavity design, strengthen the corrosion of the sealing of skeleton and fluid so can not solve the metal of the metal composite pipe of the pipe network that connects to it, though taked to utilize plastic hoop to come sealing metal to strengthen skeleton plastic outer layer in the tube end face heating and melting connection skeleton in advance, but coefficient is different because metal and two kinds of material hot lines of plastics expand, plastic pipe electric heating melts when connecting, the cooling that reality is different because of line expands or welding is later is shunk different, plastic outer layer reality has order of magnitude difference because of linear expansion in plastic hoop and the metal frame, the reason of expanding with heat and contract with cold causes skeleton to withstand plastic hoop, produces the crack between the two and does not reach seal request.
(application number 200510021077.8) of the applicant's application utilizes the welding of spin friction heat fusing, this technology provides a kind of pipe end flange of steel-frame reinforced composite plastic pipe, pipe end flange is made up of with a plastics flange that is connected with end face spin friction heating and melting with the outer cone surface of multiple tube or pipe fitting end plastic composition pipeline or pipe fitting that Steel Skeleton strengthens, this flange has an inwall that is tapering and a step surface that is connected with the end face fusion of multiple tube or pipe fitting that matches with the tapering on multiple tube or pipe fitting outer cone surface, the outer cone surface of this inwall and step surface and multiple tube or pipe fitting contacts with end face and when producing spin friction, their contact friction face Yin Shengre and fusion, the smelt that produces couples together the outer cone surface and the fusion of pipe end face of flange inner wall and step end face and multiple tube and pipe fitting, make plastics flange become the pipe end flange that nonvolatil fusion is connected with multiple tube or pipe fitting, the pipe end flange hot melt of this pipeline or pipe fitting docks just can connect and is pipe network, this technology has realized better seal to the enhancing Steel Skeleton of pipeline or pipe fitting, solved the connection sealing difficult problem in metal enhancing framework composite tube road, this spin friction utilizes the fusion of the conical surface and end face to be connected, though preferably resolve the sealing of metal frame, but it is more at the complicated pipe fitting that need connect of design of pipe networks, when type is complicated, when being connected of more vertical with horizontal solid particularly arranged, only depend on and utilize spin friction melting tube end flange on pipeline or the pipe fitting, and with pipe end flange again hot melt to form pipe network be to be inconvenient to rotate to fetching.When networking, have vertically especially or when laterally connecting, or when being welded to form a net or arm, can't rotate the frictional heat welding.This method is than major diameter, on ground or bury when the ground straight tube connects abundant advantage is arranged, in connecting building and in the plane, sub-district or the less difficulty that has the rotation inconvenience when φ 200 is following of main body pipe network or diameter.
As number of patent application 200510022348.1, the pipe network that this invention metal composite plastic tube is connected with plastic pipe, there is coniform joint socket the plastic pipe termination, the metal frame mesosphere is arranged in the metal composite plastic tube, in the metal frame mesosphere, at least one deck plastic layer is arranged respectively on the outer wall, there is the cone that cooperates with the coniform joint socket of plastic pipe metal composite plastic tube termination, inner plastic tube wall end face is arranged on the cone, the metal frame tilted conical surface that cooperates with the joint socket inner conical surface, lay respectively in the metal frame, the outer inner plastic of one deck at least tube wall tilted conical surface, at least one deck plastic outer layer tube wall tilted conical surface adopts heat fusing heating resistance collar and glow plug respectively they to be added thermal recovery thermofusible spigot method and is connected to pipe network between the inner conical surface of each tilted conical surface and plastic pipe joint socket.Because of tube wall and pipe joint inner cavity surface all are conical surfaces, heat fusing body when heating the back socket joint each other on the conical surface of correspondence is because of extruding rather than push out junction surface, enough melts are not only arranged, enough pressure is also arranged, welding is good each other, but still exist the metal frame of pipeline end face to be connected weak link with the plastic pipe termination with inner plastic, particularly the metal composite plastic tube is applied under the abominable occasion of environment, as delivery, but coefficient has order of magnitude difference because metal and two kinds of material hot lines of plastics expand, cold and heat succeed each other for a long time, the generation crack does not reach seal request between the two because of the reason of expanding with heat and contract with cold causes to connect weak link place's plastics and metal frame.
Summary of the invention:
In view of above reason, the objective of the invention is in order to overcome above deficiency, provide a kind of multiple tube that makes to be connected firmly, seam crossing mechanical strength height, nothing are leaked, the metal framework reinforced plastic composite pipe of pipeline long service life.Another object of the present invention is for a kind of manufacture method of metal framework reinforced plastic composite pipe is provided.
Order of the present invention is achieved like this:
Metal framework reinforced plastic composite pipe of the present invention, metal framework reinforced plastic composite pipe end have the band boss inner layer sleeve, in the inner layer sleeve at least excircle be connected with the inner plastic fusion of the metal skeleton reinforced composite plastic pipeline end in hole with holes.
In the above-mentioned composite pipe pipe joint is arranged, pipe joint is connected with the plastic outer layer of metal skeleton reinforced composite plastic pipeline end and the boss outer peripheral surface fusion of inner layer sleeve, pipe joint and inner layer sleeve fusion connect as one and form an annular U type joint socket, the annular U type joint socket coats the plastic outer layer of metal skeleton reinforced composite plastic pipeline termination and inner plastic and the complete fusion of pipeline end face, and multiple tube is connected by pipe joint with multiple tube and forms pipe network.
Be compounded with metal frame in the above-mentioned pipe joint.
Fluted or boss on the end face of above-mentioned pipe joint.
The manufacture method of metal framework reinforced plastic composite pipe of the present invention is to make the inner layer sleeve of a band boss, couples together by hot melting way or molten mode to the excircle of major general's inner layer sleeve and the inner plastic fusion of metal skeleton reinforced composite plastic pipeline end of electric heating.
By hot melting way or the molten mode of electric heating the plastic outer layer of pipe joint and metal skeleton reinforced composite plastic pipeline end and the boss outer peripheral surface fusion of inner layer sleeve are coupled together again in the above-mentioned method, make pipe joint and inner layer sleeve fusion connect as one and form an annular U type joint socket, the annular U type joint socket is with plastic outer layer and the inner plastic and the complete fusion coating of pipeline end face of metal skeleton reinforced composite plastic pipeline termination, and multiple tube and multiple tube are connected to form pipe network by pipe joint.Pipe joint and internal layer cover form plastic outer layer and inner plastic and pipeline end face complete tight coat of pipe annular U type joint socket with the metal skeleton reinforced composite plastic pipeline termination, improved the joint mechanical strength widely, prevented that effectively fluid from sealing in metal frame it is corroded, be connected firmly, reliably, do not have to leak, guaranteed pipeline working life.
The manufacture method of above-mentioned metal framework reinforced plastic composite pipe is by the molten mode of hot melting way or electric heating side ring surface in the excircle of inner layer sleeve and the boss to be coupled together with the inner plastic and the fusion of pipeline end face of metal skeleton reinforced composite plastic pipeline end respectively, by hot melting way or the molten mode of electric heating the plastic outer layer of pipe joint and metal skeleton reinforced composite plastic pipeline end and the boss outer peripheral surface fusion of inner layer sleeve is coupled together again.The pipeline end face fusion of side ring surface and metal skeleton reinforced composite plastic pipeline end couples together in the boss, has improved pipeline end face seal reliability.
The manufacture method of above-mentioned metal framework reinforced plastic composite pipe, inner layer sleeve, pipe joint and before metal skeleton reinforced composite plastic pipeline is connected couple together plastic sealing ring and the fusion of metal skeleton reinforced composite plastic pipeline end face by hot melting way.Earlier the multiple tube end face is connected sealing with the plastic sealing ring fusion, further improved sealing reliability, can prevent effectively that more fluid from sealing in metal frame it is corroded.
The manufacture method of above-mentioned metal framework reinforced plastic composite pipe, when inner layer sleeve is connected by hot melting way or the molten mode of electric heating with metal skeleton reinforced composite plastic pipeline, inner layer sleeve is clung on the metal skeleton reinforced composite plastic pipeline inner plastic by mechanical type or air bag formula intramedullary expansion utensil.In order to reduce circulating resistance in the pipe network, should inner layer sleeve be done thin as far as possible, inner layer sleeve distortion when preventing that inner layer sleeve and metal skeleton reinforced composite plastic pipeline are connected by hot melting way or the molten mode of electric heating, be necessary to make the inner face that ring-type intramedullary expansion utensil withstands inner layer sleeve, inner layer sleeve can be connected with the fusion of metal skeleton reinforced composite plastic pipeline inner plastic better.Multiple tube and multiple tube can adopt electric heating wire or electric heating fusion to connect as one the formation pipe network by pipe joint.
The manufacture method of above-mentioned metal framework reinforced plastic composite pipe can put the plastics composite flange of metal flange or metal-containing skeleton in advance on pipe joint.
The manufacture method of above-mentioned metal framework reinforced plastic composite pipe, attachment hole is arranged on the pipe joint, and multiple tube and multiple tube or multiple tube and pipe coupling directly connect as one formation pipe network by the attachment hole on the pipe joint with multiple tube and multiple tube or multiple tube and pipe coupling with bolt.
The manufacture method of above-mentioned metal framework reinforced plastic composite pipe, it is with the vertical butt joint of metal aperture guipure or overlap joint or spiral butt joint or overlap joint and the tubular metal frame that forms through welding fabrication that metal frame in the metal skeleton reinforced composite plastic pipeline strengthens body, or the tubular metal frame that twines the warp-wise steel wire and its point of contact welding fabrication is formed with the broadwise steel wire, or left-handed and/or right hand helix twines the tubular metal frame that forms with steel wire, or the tubular metal frame that forms with braided steel wire.
The manufacture method of above-mentioned metal framework reinforced plastic composite pipe, inside and outside layer plastics and inner layer sleeve, pipe joint in the metal skeleton reinforced composite plastic pipeline are non-cross-linking refractory polyethylene.This pipeline material can be carried high temperature media, can carry out heat fusing with the common plastics flange again and be connected.
The present invention has adopted inner layer sleeve, can when making metal compounded pipe, factory directly inner layer sleeve and pipeline be made, very convenient when making site operation, the annular U type joint socket that inner layer sleeve and pipe joint form is with plastic outer layer and the inner plastic and the fully closely coating of pipeline end face of metal skeleton reinforced composite plastic pipeline termination, be connected firmly, reliably, do not have and leak joint mechanical strength height, and prevented that fluid from sealing in metal frame it is corroded, the pipeline long service life.
Description of drawings:
Fig. 1 is an inner layer sleeve schematic representation of the present invention.
Fig. 2 is inner layer sleeve of the present invention and multiple tube employing electric heating wire connection diagram.
Fig. 3 is that inner layer sleeve of the present invention, pipe joint and multiple tube adopt the electric heating wire connection diagram.
Fig. 4 is connected to form the pipe network schematic representation by pipe joint electric heating fusion for multiple tube of the present invention and multiple tube.
Fig. 5 is another schematic representation of inner layer sleeve of the present invention.
Fig. 6 is that inner layer sleeve of the present invention, pipe joint and multiple tube adopt electric heating fusion connection diagram.
Fig. 7 is connected to form another schematic representation of pipe network by pipe joint electric heating fusion for multiple tube of the present invention and multiple tube.
Fig. 8 adopts electric heating wire heating and melting connection diagram for the present invention clings to inner layer sleeve by mechanical type intramedullary expansion utensil on the metal skeleton reinforced composite plastic pipeline inner plastic.
Fig. 9 is the structural representation of intramedullary expansion utensil among Fig. 8.
Figure 10 is three-way pipeline link of the present invention and multiple tube employing electric heating wire connection diagram.
Figure 11 is for having pipe joint and the multiple tube employing electric heating wire connection diagram that metal strengthens skeleton among the present invention.
Figure 12 adopts the electric heating wire connection diagram for the pipe joint and the multiple tube of band pipe end flange among the present invention.
Figure 13 adopts the electric heating wire connection diagram for pipe joint and the multiple tube that the present invention contains attachment hole.
Figure 14 is another structural representation of the present invention.
Embodiment:
Embodiment 1:
Fig. 1, Fig. 2 have provided present embodiment 1 figure.Present embodiment 1 is at first to make an inner layer sleeve 1, and boss 2 is arranged in the inner layer sleeve 1, and outer peripheral surface is provided with electric heating wire 3, and first wiring terminal 4 is arranged.As shown in Figure 2, couple together by of inner plastic 9 fusions of the molten mode of electric heating metal skeleton reinforced composite plastic pipeline 10 ends in the outer peripheral surface of inner layer sleeve and hole with holes, boss 2 external diameters are identical with the multiple tube external diameter, there is the hole pattern steel sheet metal skeleton 7 in the hole with holes that is coated by plastic outer layer 8 and inner plastic 9 (or to twine the warp-wise steel wire and to the tubular metal frame of its point of contact welding fabrication formation in the metal skeleton reinforced composite plastic pipeline 10 in hole with holes with the broadwise steel wire, or left-handed and/or right hand helix twines the tubular metal frame that forms with steel wire, or the tubular metal frame that forms with braided steel wire).
Embodiment 2:
Fig. 1, Fig. 3, Fig. 4 have provided present embodiment 2 figure.Present embodiment 2 is basic same with embodiment 1, do not exist together is again with 6 energisings of second wiring terminal, by the molten mode of electric heating bipass pipe connecting 5 and the plastic outer layer 8 of metal skeleton reinforced composite plastic pipeline 10 ends and the boss outer peripheral surface fusion of inner layer sleeve are coupled together, make pipe joint and inner layer sleeve fusion connect as one and form an annular U type joint socket 11, annular U type joint socket 11 is with plastic outer layer 8 and the inner plastic 9 and the complete fusion coating of pipeline end face of metal skeleton reinforced composite plastic pipeline 10 terminations, in like manner, as shown in Figure 4, multiple tube 10 adopts the electric heating wire heating and melting to connect as one the formation pipe network with multiple tube 10 by pipe joint 5, because the annular U type joint socket is with plastic outer layer and the inner plastic and the fully closely coating of pipeline end face of metal skeleton reinforced composite plastic pipeline termination, be connected firmly, reliably, do not have and leak, joint mechanical strength height, and prevented that fluid from sealing in metal frame it is corroded.
Embodiment 3:
Fig. 5, Fig. 6, Fig. 7 have provided the embodiment of the invention 3 figure.Present embodiment 3 fundamental sum embodiments 1 together.Do not exist together is not have electric heating wire in inner layer sleeve, the pipe joint, by hot melting way inner layer sleeve, pipe joint and metal skeleton reinforced composite plastic pipeline fusion are coupled together, the annular U type joint socket 11 that forms in inner layer sleeve, the pipe joint coats the plastic outer layer of metal skeleton reinforced composite plastic pipeline termination and inner plastic and pipeline end face fully.
Embodiment 4:
Fig. 8, Fig. 9 have provided the embodiment of the invention 4 figure.Present embodiment 4 fundamental sum embodiments 1 together.Do not exist together is when inner layer sleeve 1 is connected with metal skeleton reinforced composite plastic pipeline 10 fusions, with endoporus support fixture 12 inner layer sleeve is pressed to inner plastic 9 in the multiple tube 10, the fusion junction surface is exerted pressure, and it is more firm, reliable that the fusion junction surface is connected.The mutually hinged movable annulus 13 and 15 in two ends is arranged in the endoporus support fixture 10, controlling mechanism 14 is arranged.
Embodiment 5:
Figure 10 has provided the embodiment of the invention 5 figure.Present embodiment 5 fundamental sum embodiments 4 together.Do not exist together is to adopt three-way pipeline link 16 and multiple tube 10 to adopt electric heating wire to be connected to form pipe network, when inner layer sleeve 1 is connected with metal skeleton reinforced composite plastic pipeline 10 fusions, with air bag 17 inner layer sleeve is pressed to inner plastic 9 in the multiple tube 10, the fusion junction surface is exerted pressure, and it is more firm, reliable that the fusion junction surface is connected.
Embodiment 6:
Figure 11 has provided the embodiment of the invention 6 figure.Present embodiment 6 fundamental sum embodiments 2 together.Not existing together is to have metal in the bipass pipe connecting 5 to strengthen skeleton 18, and pipe joint 5 has a planar end surface, can be connected with other pipe joint end face fusion.
Embodiment 7:
Figure 12 has provided the embodiment of the invention 7 figure.Present embodiment 7 is basic same with embodiment 6, do not exist together is to have pipe end flange 19 on pipe joint 5, the groove 20 that seal ring is installed is arranged on the pipe joint 5, and multiple tube and multiple tube connect as one the formation pipe network by the attachment hole on the pipe end flange 19 21.Cancelled the molten Placement of electric heating, easy to connect.
Embodiment 8:
Figure 13 has provided the embodiment of the invention 8 figure.Present embodiment 8 methods are that the metal insert 23 that has screw 22 is arranged on pipe joint 5, and multiple tube 10 directly connects as one the formation pipe network with multiple tube 10 by screw 22.The plastic outer layer 8 and the inner plastic 9 of pipe joint 5 and metal skeleton reinforced composite plastic pipeline 10 are non-cross-linking refractory polyethylene, and this pipeline material can be carried high temperature media.
Embodiment 9:
Figure 14 has provided the embodiment of the invention 9 figure.Present embodiment 9 fundamental sum embodiments 1 together.Not existing together is inner layer sleeve, pipe joint and before metal skeleton reinforced composite plastic pipeline is connected, and by hot melting way plastic sealing ring 24 and the fusion of metal skeleton reinforced composite plastic pipeline end face is coupled together.Earlier the multiple tube end face is connected sealing with the plastic sealing ring fusion, further improved sealing reliability.
The various embodiments described above are that foregoing of the present invention is further described, but this should be interpreted as that the scope of the above-mentioned theme of the present invention only limits to the foregoing description.All technology that realizes based on foregoing all belong to scope of the present invention.

Claims (13)

1, metal framework reinforced plastic composite pipe, it is characterized in that the metal framework reinforced plastic composite pipe end have the band boss inner layer sleeve, in the inner layer sleeve at least excircle be connected with the inner plastic fusion of the metal skeleton reinforced composite plastic pipeline end in hole with holes.
2, metal framework reinforced plastic composite pipe according to claim 1, it is characterized in that pipe joint is arranged, pipe joint is connected with the plastic outer layer of metal skeleton reinforced composite plastic pipeline end and the boss outer peripheral surface fusion of inner layer sleeve, pipe joint and inner layer sleeve fusion connect as one and form an annular U type joint socket, and the annular U type joint socket is with plastic outer layer and the inner plastic and the complete fusion coating of pipeline end face of metal skeleton reinforced composite plastic pipeline termination.
3, metal framework reinforced plastic composite pipe according to claim 2 is characterized in that being compounded with in the pipe joint metal frame.
4,, it is characterized in that fluted or boss on the end face of pipe joint according to claim 2 or 3 described metal framework reinforced plastic composite pipes.
5, the manufacture method of metal framework reinforced plastic composite pipe, it is characterized in that making the inner layer sleeve of band boss, couple together by hot melting way or molten mode to the excircle of major general's inner layer sleeve and the inner plastic of hole metal skeleton reinforced plastic multiple tube with holes end of electric heating.
6, the manufacture method of metal framework reinforced plastic composite pipe according to claim 5, it is characterized in that the plastic outer layer of pipe joint and metal skeleton reinforced composite plastic pipeline end and the boss outer peripheral surface fusion of inner layer sleeve being coupled together by hot melting way or the molten mode of electric heating, make pipe joint and inner layer sleeve fusion connect as one and form an annular U type joint socket, the annular U type joint socket is with plastic outer layer and the inner plastic and the complete fusion coating of pipeline end face of metal skeleton reinforced composite plastic pipeline termination, and multiple tube and multiple tube are connected to form pipe network by pipe joint.
7, the manufacture method of metal framework reinforced plastic composite pipe according to claim 6, it is characterized in that side ring surface in the excircle of inner layer sleeve and the boss being coupled together with the inner plastic and the fusion of pipeline end face of metal skeleton reinforced composite plastic pipeline end respectively, by hot melting way or the molten mode of electric heating the plastic outer layer of pipe joint and metal skeleton reinforced composite plastic pipeline end and the boss outer peripheral surface fusion of inner layer sleeve are coupled together again by the molten mode of hot melting way or electric heating.
8, according to the manufacture method of claim 6 or 7 described metal framework reinforced plastic composite pipes, it is characterized in that inner layer sleeve, pipe joint and before metal skeleton reinforced composite plastic pipeline is connected, plastic sealing ring and the fusion of metal skeleton reinforced composite plastic pipeline end face are coupled together by hot melting way.
9, according to the manufacture method of claim 5 or 6 or 7 described metal framework reinforced plastic composite pipes, when it is characterized in that inner layer sleeve is connected by hot melting way or the molten mode of electric heating with metal skeleton reinforced composite plastic pipeline, inner layer sleeve is clung on the metal skeleton reinforced composite plastic pipeline inner plastic by mechanical type or air bag formula intramedullary expansion utensil.
10,, it is characterized in that on pipe joint, to put in advance the plastics composite flange of metal flange or metal-containing skeleton according to the manufacture method of claim 6 or 7 described metal framework reinforced plastic composite pipes.
11,, it is characterized in that attachment hole is arranged on the pipe joint according to the manufacture method of claim 6 or 7 described metal framework reinforced plastic composite pipes.
12, according to the manufacture method of claim 5 or 6 or 7 described metal framework reinforced plastic composite pipes, it is characterized in that it is with the vertical butt joint of metal aperture guipure or overlap joint or spiral butt joint or overlap joint and the tubular metal frame that forms through welding fabrication that metal frame in the metal skeleton reinforced composite plastic pipeline strengthens body, or the tubular metal frame that twines the warp-wise steel wire and its point of contact welding fabrication is formed with the broadwise steel wire, or left-handed and/or right hand helix twines the tubular metal frame that forms with steel wire, or the tubular metal frame that forms with braided steel wire.
13,, it is characterized in that inside and outside layer plastics and inner layer sleeve, the pipe joint in the metal skeleton reinforced composite plastic pipeline is non-cross-linking refractory polyethylene according to the manufacture method of claim 6 or 7 described metal framework reinforced plastic composite pipes.
CNA2008100453078A 2008-01-30 2008-01-30 Metal framework reinforced plastic composite pipes and method for manufacturing the same Pending CN101498387A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2008100453078A CN101498387A (en) 2008-01-30 2008-01-30 Metal framework reinforced plastic composite pipes and method for manufacturing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2008100453078A CN101498387A (en) 2008-01-30 2008-01-30 Metal framework reinforced plastic composite pipes and method for manufacturing the same

Publications (1)

Publication Number Publication Date
CN101498387A true CN101498387A (en) 2009-08-05

Family

ID=40945589

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008100453078A Pending CN101498387A (en) 2008-01-30 2008-01-30 Metal framework reinforced plastic composite pipes and method for manufacturing the same

Country Status (1)

Country Link
CN (1) CN101498387A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101788085A (en) * 2010-03-10 2010-07-28 湖南振辉管业有限公司 Composite type plastic pipe with wound netting wire and strengthened bell mouth and manufacturing process thereof
CN103453235A (en) * 2013-08-02 2013-12-18 伦慧东 Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe
CN107379562A (en) * 2017-05-27 2017-11-24 王泽宇 The seamless hot melting and connecting method of the outer expanding of large-diameter steel plastic composite pressure pipe

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101788085A (en) * 2010-03-10 2010-07-28 湖南振辉管业有限公司 Composite type plastic pipe with wound netting wire and strengthened bell mouth and manufacturing process thereof
CN101788085B (en) * 2010-03-10 2011-06-15 湖南振辉管业有限公司 Composite type plastic pipe with wound netting wire and strengthened bell mouth and manufacturing process thereof
CN103453235A (en) * 2013-08-02 2013-12-18 伦慧东 Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe
CN103453235B (en) * 2013-08-02 2015-06-10 伦慧东 Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe
CN107379562A (en) * 2017-05-27 2017-11-24 王泽宇 The seamless hot melting and connecting method of the outer expanding of large-diameter steel plastic composite pressure pipe

Similar Documents

Publication Publication Date Title
CN101498385A (en) Metal framework reinforced plastic composite pipes and method for manufacturing the same
CN101498386A (en) Metal framework reinforced plastic composite pipe network and connecting method
CN201152409Y (en) Metallic skeleton reinforced composite plastic pipe network
CN101514771A (en) Metal plastic composite tube with thermoplastic tube end contact flange
CN201152408Y (en) Metal skeleton reinforced composite plastic pipeline
CN100404942C (en) Pipe network for connecting metal composite plastic pipe and plastic pipe
CN101498387A (en) Metal framework reinforced plastic composite pipes and method for manufacturing the same
CN201155624Y (en) Metal skeleton reinforced composite plastic pipeline
CN100357650C (en) Pipe end flange of steel-frame reinforced composite plastic pipe and method for fabricating same
CN211599878U (en) Combined sealing connector for plastic pipe
CN219809597U (en) Plastic electrofusion pipe fitting suitable for welding of different materials
CN100449192C (en) Pipe network for connecting holed metal skeleton reinforced plastic composite pipe and plastic connector
CN101173731A (en) Pipe connecting method
KR20090095693A (en) Saddle for Branching a Plastic Pipe and Branching Method Using the Same
CN201159344Y (en) Composite metal-plastic pipe with thermoplastic pipe adapting flange
CN210372482U (en) Connecting piece for oil gas pipeline installation
CN200961768Y (en) Metal composite plastic pipe and plastic pipe fitting connected pipe net
CN202992500U (en) Composite tube connecting part
CN202032227U (en) Electromagnetic fusion connecting structure for steel-lined plastic composite pipe
CN200961758Y (en) Pipe net with plastic connection member connecting pore-containing metal frame reinforced plastic composite tube
CN206694680U (en) A kind of HDPE double-wall corrugated pipes for being easy to connection
CN201688050U (en) Groove type high-frequency hot-melting composite pipe connector
CN215721343U (en) PERTII type flame-retardant pipe
CN219975771U (en) Lining pipe fitting for PPR pipe welding area
CN214171646U (en) Steel wire framework pipe connecting structure

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C12 Rejection of a patent application after its publication
RJ01 Rejection of invention patent application after publication

Open date: 20090805