CN1100230C - Connection method of metal skeleton reinforced composite plastic pipeline - Google Patents
Connection method of metal skeleton reinforced composite plastic pipeline Download PDFInfo
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- CN1100230C CN1100230C CN00112848A CN00112848A CN1100230C CN 1100230 C CN1100230 C CN 1100230C CN 00112848 A CN00112848 A CN 00112848A CN 00112848 A CN00112848 A CN 00112848A CN 1100230 C CN1100230 C CN 1100230C
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- multiple tube
- flange
- reinforced composite
- metal skeleton
- composite plastic
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Abstract
The present invention provides a connection method of metal skeleton reinforced plastic composite pipelines. The method comprises the steps that a plastic flange satisfying operating pressure is manufactured, the inner circle surface of the plastic flange is respectively melted or welded with metal skeleton reinforced plastic composite pipelines or the outer circle surfaces of pipeline joints or is bonded by a binder so as to integrally connect the plastic flange with plastics penetrating the inner layer and the outer layer of the metal skeleton with a hole on the metal reinforced plastic composite pipelines or the pipeline joints to form a pipe end flange, and the composite pipelines are connected by the pipe end flange, or the composite pipelines and the pipeline joints are connected by the pipe end flange. The connection method has the advantages of firm connection, high mechanical strength at seams, no leakage and long service life of pipelines.
Description
Technical field:
What the present invention relates to is a kind of connecting means of metal skeleton reinforced composite plastic pipeline.
Background technique:
Being rigidly connected of overall plastic pipe, prior art are divided into the adhesives connection, fusion weld connects.Adhesives convenient and quick construction, this method are generally better to the easy adhered plastics pipe of PVC.But the TPO plastics are difficult for bonding, the particularly overall plastic pipe of polyethylene and polypropylene.The connecting means that this class hot melting plastic tube adopts fusion weld to connect, having the intensity height, connect reliable advantage, is example with polyethylene, polypropylene tube, end face with pipe during fusion weld gets up with the end face fusion weld of other pipe or pipe joint, reaches the connection of tube and tube or tube and tube road joint.The wall thickness of weld pipe surpasses former thickness of pipe wall more than 20% after the melting welding, and reality has increased weld joint tube wall bearing capacity, is a kind of economical and practical connecting means.This connecting means is generally adopted in engineering.
The metal framework reinforced plastic composite pipe (patent 942398874) that is applied to the elevated pressures working environment is because of there being the metal frame that contains the aperture in the middle of tube wall, it is not the pressure-bearing effect that plastic layer on the skeleton inside and outside wall is mainly born antisepsis, plastics thickness than the wall thickness of overall plastic pipe many, this in addition pipe generally is applied in than overall plastic pipe and bears in the bigger working pressure engineering, if adopt the method for conventional overall plastic pipe fusion weld and the method joint of adhesives not to reach bearing requirements, because of welding as if after the end face fusion with tube and tube or tube and tube road joint, can because of the metal frame in the middle of the tube wall to the top, the tube wall plastics can't be compressed, pile up, increase wall thickness and increase bearing capacity.
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 use multiple tube to be connected firmly, seam crossing mechanical strength height, nothing are leaked, the connecting means of the metal skeleton reinforced composite plastic pipeline of pipeline long service life.
Order of the present invention is achieved like this:
The connecting means of metal skeleton reinforced composite plastic pipeline of the present invention is will the pipe end plastic overmold of metal frame in the metal skeleton reinforced composite plastic pipeline in aperture or the pipe coupling be arranged, make a plastics flange that satisfies working pressure, be connected as a single entity and form pipe end flange with the metal skeleton reinforced composite plastic pipeline that the aperture is arranged or pipe coupling external peripheral surface fusion weld or with the plastics that adhesives connects the metal frame internal and external layer that the aperture is arranged in plastics flange and metal skeleton reinforced composite plastic pipeline or the pipe coupling respectively with the inner circumferential surface of plastics flange, multiple tube is connected by pipe end flange with pipe coupling with multiple tube or multiple tube.
Above-mentioned multiple tube and multiple tube or multiple tube and pipe coupling connect as one by the pipe end flange fusion.
Above-mentioned multiple tube adopts electric heating wire or electric heating fusion to be connected with pipe coupling by pipe end flange with multiple tube or multiple tube.
Above-mentioned multiple tube and multiple tube or multiple tube and pipe coupling are one by the pipe end flange fusion weld.
Above-mentioned welded pipe end flange or form pipe end flange again with the plastics composite flange that can in multiple tube or pipe coupling, put metal flange or metal-containing skeleton before the adhesives pipe end flange in advance.
On the above-mentioned pipe end flange attachment hole is arranged, multiple tube directly is connected with multiple tube or multiple tube multiple tube by the attachment hole on the pipe end flange with bolt with pipe coupling with multiple tube or multiple tube with pipe coupling.
Above-mentioned plastics flange inner circumferential surface and multiple tube or pipe coupling external peripheral surface are that fusion connects as one and forms pipe end flange by the plastic hoop electric heating of the charged heated filament of moulding in advance.
Above-mentioned multiple tube is to be connected by the clip that is coated on the pipe end flange with multiple tube or multiple tube with pipe coupling.
The outer surface of above-mentioned plastics flange has domatic.
Above-mentioned plastics flange periphery tapering symmetry is equipped with and cooperates the inner cone snap ring that slides with it, and adpting flange is contained on the inner cone snap ring and by connecting bolt multiple tube is connected with pipe coupling with multiple tube or multiple tube.
Above-mentioned plastics flange is the overall plastic flange that bolt hole is arranged.
Fluted or boss on the end face of above-mentioned plastics flange.
Above-mentioned multiple tube is to have the metal skeleton reinforced composite plastic pipeline of strengthening convex tendon.
Above-mentioned multiple tube is the metal skeleton reinforced composite plastic pipeline with foaming layer.
Above-mentioned multiple tube is the metal skeleton reinforced composite plastic pipeline that foaming layer coats matter password protection sheath outward.
Above-mentioned multiple tube is the metal skeleton reinforced composite plastic pipeline that interior outer plastic layer is made up of different plastics.
Above-mentioned multiple tube is a double-level-metal skeleton reinforced plastic multiple tube.
On the above-mentioned metal frame aperture is arranged,, play humidification so inside and outside layer plastics connect together by the aperture.The skeleton internal and external layer be not only plastics after flange is connected and bear pulling force and pressure, and plastics and metal frame connect, metal frame helps to have played humidification.
The inventive method has adopted pipe end flange, can make metal compounded pipe to directly piping flange being made at factory, very convenient when making site operation, multiple tube is connected firmly, seam crossing mechanical strength height, the long service life of no leakage, pipeline or pipe coupling.
Description of drawings:
Fig. 1 is the pipe end flange and the pipeline connection diagram of band metal frame.
Fig. 2 is the pipeline connection diagram of two band pipe end flanges among Fig. 1.
Fig. 3 is the pipeline of the band pipe end flange among Fig. 1 and the connection diagram of pipe coupling.
Fig. 4 is pipe end flange and the pipeline connection diagram that contains attachment hole.
Fig. 5 is the pipeline and the pipe coupling connection diagram of the band pipe end flange among Fig. 4.
Fig. 6 is pipe end flange and the pipeline connection diagram that metal flange is housed.
Fig. 7 is the pipeline and the pipe coupling connection diagram of the band pipe end flange among Fig. 6.
Fig. 8 will contain the pipeline connection diagram of pipe end flange with metal clip for figure.
Fig. 9 is the left view of Fig. 8.
Figure 10 is the pipeline schematic representation that contains pipe end flange inner cone snap ring adpting flange.
Figure 11 is an A-A sectional view among Figure 10.
Figure 12 is for using metal-containing skeleton reinforced plastic sleeve pipe with two multiple tube connection diagrams.
Figure 13 for plastics flange with the be formed by connecting schematic representation of pipe end flange of the plastic hoop of forming belt electric heating wire in advance and pipeline.
Figure 14 is hollow convex tendon multiple tube and pipe end flange connection diagram.
Figure 15 is solid convex tendon multiple tube and pipe end flange connection diagram.
Figure 16 is band insulating foam layer multiple tube and pipe end flange connection diagram.
Figure 17 is the multiple tube and the pipe end flange connection diagram of band insulating foam layer and the close layer of matter.
Figure 18 is the multiple tube and the pipe coupling connection diagram of band insulating foam layer and the close layer of matter.
Figure 19 is that two Clad Steel skeletons strengthen the multiple tube connection diagram.
Embodiment:
Embodiment 1:
Fig. 1～2 have provided the used schematic representation of present embodiment 1 method.The present embodiment method is at first to make a plastics flange 1 that satisfies working pressure, metal frame 2 is arranged in the plastics flange 1, metal frame is stretched in the plastics flange by the termination of the metal frame composite plastic pipe 3 of plastic overmold and the inner circumferential surface of plastics flange and pipe head place are bonded into one and form pipe end flange 4 with binder.As shown in Figure 2, just the pipeline of two band pipe end flanges can be linked together with the method for melting charge with welding.
Embodiment 2:
Fig. 1, Fig. 3 have provided embodiment 2 the used schematic representation of connecting means.Present embodiment 2 methods basic with embodiment 1 with, an i.e. bonding pipe end flange 4 on multiple tube earlier, pipe line made up of full plastics joint 6 end faces with the method for melting charge 5 usefulness fusion weld that pipe end flange shown in Figure 3 is direct then and that satisfy working pressure weld together.
Embodiment 3:
Fig. 4, Fig. 5 have provided the used schematic representation of present embodiment 3 methods.Present embodiment 3 methods are at first to be that the method for electricity consumption heating and melting is welded one and can be satisfied the plastics flange 8 of working pressure and form pipe end flange 9 on metal compounded pipe 7, and connecting through hole 10 is set on the pipe end flange periphery.As shown in Figure 5, passing in pipe end flange and the pipe coupling 12 upper cap nut of connecting through hole thread bush respectively with several bolts 11 tightens multiple tube is connected with pipe coupling.
Embodiment 4:
Fig. 6, Fig. 7 have provided the used schematic representation of embodiment's 4 methods.On the pipe end flange on the multiple tube 13 15, put the metal flange 16 that contains connecting through hole as shown in Figure 6 earlier.As shown in Figure 7, passing metal flange respectively with several bolts 14 puts nut screwing clamping with connecting through hole rear thread in the pipe coupling 17 and makes and multiple tube can be connected with pipe coupling.
Embodiment 5:
Fig. 8, Fig. 9 have provided the used schematic representation of present embodiment 5 methods.The present embodiment method is to weld a pipe end flange 20,21 respectively on two multiple tubes 18,19, is stuck on the two multiple tube pipe end flanges with metal clip 22 then and two multiple tubes are connected.
Embodiment 6:
Figure 10, Figure 11 have provided the used schematic representation of present embodiment 6 methods.This method is a welding plastics flange and form pipe end flange 24 on metal compounded pipe 23.The movably inner cone snap ring 26,27 on the pipe end flange of being enclosed within that cooperates is with it arranged in pipe end flange tapering 25, be enclosed within the metal flange that several connecting through holes are arranged 28 on the pipe end flange and be pressed on the step on the inner cone snap ring 26,27.The attachment hole that connecting bolt is through on the flange of metal flange 28 and another multiple tube (or pipe coupling) just can link together two multiple tubes.
Can be as shown in figure 12 metal compounded pipe 30 and metal compounded pipe joint 31 be integral both with adhesives with the reinforced plastic sleeve pipe 29 that contains metal frame.
The external peripheral surface of the inner circumferential surface of plastics flange 32 and multiple tube 33 is that the plastic hoop 34 electric heating fusions of the charged heated filament by moulding in advance connect as one and form pipe end flange 35 as shown in figure 13.
Figure 14 is the connection diagram of hollow convex tendon multiple tube 36 and pipe end flange 37 shown in being.
Shown in Figure 15 is to put metal flange 39 (or plastic overmold metal flange) earlier to be connected with solid convex tendon multiple tube 40 then before connecting tube end flange 38.
Shown in Figure 16 is that band insulating foam layer multiple tube 41 is connected by the electric heating fusion with pipe end flange 42.
Shown in Figure 17 is that in addition the close layer of matter multiple tube 43 and pipe end flange 44 are connected by tackiness agent the band insulating foam layer.
Shown in Figure 180 be insulating foam layer in addition the close layer of matter multiple tube 45 connect as one with pipe end flange 46 and then be connected with pipe line made up of full plastics joint 48 by melting charge 47.
Shown in Figure 19 be two Clad Steel skeletons strengthen multiple tube 49,50 respectively by electric heating wire with after pipe end flange 51,52 fusions are connected, two pipe end flanges connect as one two multiple tubes by melting charge 53 fusions connection again.
Claims (16)
1, the connecting means of metal skeleton reinforced composite plastic pipeline, this method is will the pipe end plastic overmold of metal frame in the metal skeleton reinforced composite plastic pipeline in aperture or the pipe coupling be arranged, make a plastics flange that satisfies working pressure, be connected as a single entity and form pipe end flange with metal skeleton reinforced composite plastic pipeline or pipe coupling external peripheral surface fusion weld or with the plastics that adhesives connects the metal frame internal and external layer that the aperture is arranged in plastics flange and metal reinforced plastic multiple tube or the pipe coupling respectively with the inner circumferential surface of plastics flange, multiple tube is connected by pipe end flange with pipe coupling with multiple tube or multiple tube.
2, the connecting means of metal skeleton reinforced composite plastic pipeline according to claim 1 is characterized in that multiple tube and multiple tube or multiple tube and pipe coupling connect as one by the pipe end flange fusion.
3, the connecting means of metal skeleton reinforced composite plastic pipeline according to claim 2 is characterized in that multiple tube adopts electric heating wire or electric heating fusion to be connected with pipe coupling by pipe end flange with multiple tube or multiple tube.
4, the connecting means of metal skeleton reinforced composite plastic pipeline according to claim 1 is characterized in that the welded pipe end flange or forms pipe end flange again with the adhesives pipe end flange can put metal flange or metal-containing skeleton in advance in multiple tube or pipe coupling plastics composite flange.
5, the connecting means of metal skeleton reinforced composite plastic pipeline according to claim 4, it is characterized in that attachment hole is arranged on the pipe end flange, multiple tube directly is connected with multiple tube or multiple tube multiple tube by the attachment hole on the pipe end flange with bolt with pipe coupling with multiple tube or multiple tube with pipe coupling.
6, the connecting means of metal skeleton reinforced composite plastic pipeline according to claim 4 is characterized in that plastics flange inner circumferential surface and multiple tube or pipe coupling external peripheral surface are that the plastic hoop electric heating of the charged heated filament by moulding in advance and fusion connect as one and form pipe end flange.
7, the connecting means of metal skeleton reinforced composite plastic pipeline according to claim 1 is characterized in that multiple tube is to be connected by the clip that is coated on the pipe end flange with multiple tube or multiple tube with pipe coupling.
8,, it is characterized in that the outer surface of plastics flange has domatic according to the connecting means of one of claim 1-7 described metal skeleton reinforced composite plastic pipeline.
9, according to the connecting means of one of claim 1-7 described metal skeleton reinforced composite plastic pipeline, it is characterized in that plastics flange periphery tapering symmetry is equipped with the inner cone snap ring that cooperates slip with it, adpting flange is contained on the inner cone snap ring and by connecting bolt multiple tube is connected with pipe coupling with multiple tube or multiple tube.
10,, it is characterized in that plastics flange is the overall plastic flange that bolt hole is arranged according to the connecting means of one of claim 1-7 described metal skeleton reinforced composite plastic pipeline.
11,, it is characterized in that fluted or boss on the end face of plastics flange according to the connecting means of one of claim 1-7 described metal skeleton reinforced composite plastic pipeline.
12,, it is characterized in that multiple tube is to have the metal skeleton reinforced composite plastic pipeline of strengthening convex tendon according to the connecting means of one of claim 1-7 described metal skeleton reinforced composite plastic pipeline.
13,, it is characterized in that multiple tube is the metal skeleton reinforced composite plastic pipeline with foaming layer according to the connecting means of one of claim 1-7 described metal skeleton reinforced composite plastic pipeline.
14, the connecting means of metal skeleton reinforced composite plastic pipeline according to claim 13 is characterized in that multiple tube is the metal skeleton reinforced composite plastic pipeline that foaming layer is coated with matter password protection sheath.
15,, it is characterized in that multiple tube is the metal skeleton reinforced composite plastic pipeline that interior outer plastic layer is made up of different plastics according to the connecting means of one of claim 1-7 described metal skeleton reinforced composite plastic pipeline.
16,, it is characterized in that multiple tube is a double-level-metal skeleton reinforced plastic multiple tube according to the connecting means of one of claim 1-7 described metal skeleton reinforced composite plastic pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00112848A CN1100230C (en) | 2000-04-14 | 2000-04-14 | Connection method of metal skeleton reinforced composite plastic pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00112848A CN1100230C (en) | 2000-04-14 | 2000-04-14 | Connection method of metal skeleton reinforced composite plastic pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1269482A CN1269482A (en) | 2000-10-11 |
| CN1100230C true CN1100230C (en) | 2003-01-29 |
Family
ID=4582675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00112848A Expired - Fee Related CN1100230C (en) | 2000-04-14 | 2000-04-14 | Connection method of metal skeleton reinforced composite plastic pipeline |
Country Status (1)
| Country | Link |
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| CN (1) | CN1100230C (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE403822T1 (en) * | 2001-10-03 | 2008-08-15 | Petrotechnik Ltd | COUPLING |
| CN100447475C (en) * | 2004-04-07 | 2008-12-31 | 于建新 | Flexible active sleeve joint of polythylene polypropylene tubing and tube element with skeleton and their prodn. process |
| CN100357650C (en) * | 2005-06-13 | 2007-12-26 | 甘国工 | Pipe end flange of steel-frame reinforced composite plastic pipe and method for fabricating same |
| CN101893148B (en) * | 2010-06-07 | 2021-11-30 | 华瀚科技有限公司 | Plastic-steel wound pipe joint, plastic-steel wound pipe with joint and manufacturing method |
| CN103267192B (en) * | 2013-05-31 | 2015-07-15 | 陕西延长石油(集团)有限责任公司研究院 | Flexible composite tube connector and connection method thereof |
| CN103411041B (en) * | 2013-08-08 | 2015-12-30 | 张永斌 | Submersible pump compound water inlet |
| WO2016168754A1 (en) * | 2015-04-17 | 2016-10-20 | Meissner Filtration Products, Inc. | Modular molding |
| CN106764209A (en) * | 2016-12-27 | 2017-05-31 | 重庆永高塑业发展有限公司 | Facilitate connecting-type plastic conduit |
| DE102017209657A1 (en) * | 2017-06-08 | 2018-12-13 | Robert Bosch Gmbh | Housing for an electrical appliance with a tightly molded housing part |
| CN116658705A (en) * | 2023-07-24 | 2023-08-29 | 康泰塑胶科技集团有限公司 | High-pressure composite pipe, composite pipe joint and production process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610471A (en) * | 1985-10-29 | 1986-09-09 | Coupling Systems, Inc. | Flange adapters |
| US4660865A (en) * | 1986-04-21 | 1987-04-28 | Workman Jack L | Method and apparatus for coupling a connector to thermoplastic pipe |
| US4702498A (en) * | 1985-10-31 | 1987-10-27 | Georg Fischer Aktiengesellschaft | Flange connection for fiber-reinforced plastic pipe pieces |
| CN2252931Y (en) * | 1996-03-13 | 1997-04-23 | 孙洪伟 | Metal flange connection of plastic compound tube |
-
2000
- 2000-04-14 CN CN00112848A patent/CN1100230C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610471A (en) * | 1985-10-29 | 1986-09-09 | Coupling Systems, Inc. | Flange adapters |
| US4702498A (en) * | 1985-10-31 | 1987-10-27 | Georg Fischer Aktiengesellschaft | Flange connection for fiber-reinforced plastic pipe pieces |
| US4660865A (en) * | 1986-04-21 | 1987-04-28 | Workman Jack L | Method and apparatus for coupling a connector to thermoplastic pipe |
| CN2252931Y (en) * | 1996-03-13 | 1997-04-23 | 孙洪伟 | Metal flange connection of plastic compound tube |
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| Publication number | Publication date |
|---|---|
| CN1269482A (en) | 2000-10-11 |
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