CN104565607A - Quick connection structure and connection method for high-pressure steel-plastic composite pipes - Google Patents
Quick connection structure and connection method for high-pressure steel-plastic composite pipes Download PDFInfo
- Publication number
- CN104565607A CN104565607A CN201310468866.0A CN201310468866A CN104565607A CN 104565607 A CN104565607 A CN 104565607A CN 201310468866 A CN201310468866 A CN 201310468866A CN 104565607 A CN104565607 A CN 104565607A
- Authority
- CN
- China
- Prior art keywords
- steel
- plastic
- steel pipe
- buckle
- voltage tube
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- 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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/025—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the pipe ends having integral collars or flanges
- F16L19/028—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the pipe ends having integral collars or flanges the collars or flanges being obtained by deformation of the pipe wall
- F16L19/0286—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member the pipe ends having integral collars or flanges the collars or flanges being obtained by deformation of the pipe wall and being formed as a flange
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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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe
Abstract
The invention discloses a quick connection structure and a connection method for high-pressure steel-plastic composite pipes. The connection structure comprises double-sided horse tooth metal rings, male connector threads and fastener nut sleeves, wherein steel pipe convex rings are arranged at the ends of the steel pipes connected in pairs; the fastener ends of the fastener nut sleeves are clamped on the steel pipe convex rings, and the nut ends of the fastener nut sleeves are matched with the male connector threads; plastic pipes in the connection structure are subjected to flanging or fusion welding to form plastic flanges. According to the connection structure, the steel-plastic composite pipes can be easily butted, the problems in quick construction, corrosion, scaling, external destruction resistance, emergent repair and the like of the steel-plastic composite pipes are radically solved, and the running cycle of the pipelines can reach 50 years.
Description
Technical field
The present invention relates to steel plastic compount high pressure tube technology field, be specifically related to a kind of steel plastic compount high-voltage tube fast joint structure and connecting means.
Background technique
The oil field developments such as China's grand celebration, triumph, North China, Central Plains enter the middle and later periods, and water content is comparatively large, and Shengli Oil Field Partial Block is moisture reaches 95%, the produced-water reinjection stratum after oil-water separation, and pressure is high and corrosivity strong, and steel pipe life cycle is short, note polymerizing technology applied by old filed in increase production, obtain gratifying effect, but high pressure polymer injection severe corrosive and abrasion to make in steel pipe anticorrosive coat by very quick-wearing, corrode very fast, working life is short, add development cost, for this reason, test high-pressure glass fibre reinforced plastic pipe replaces steel pipe, certain progress is achieved at below 12MPa, solve etching problem, but more than 20MPa cannot use because of pipe shaft infiltration under glass fibre reinforced plastics (fiberglass resin) pipe high pressure, the anti-outer impact capacity of Glass Steel Tube is poor simultaneously, hitting property of water resistant difference, difficulty of construction is large, curing time is long, very large difficulty is caused to pipeline modification and accident maintenance.
In the prior art; the open source literature that can solve the problem comprises following: the patent No. is 99112265,99221210,99222235,00256989,01218329,02269391,200710013071; 200720017449; 200720017450 and 200920020636 etc.; glass fibre resin-immersing composite pipe described in above open source literature; because internal layer is metal, easy fouling, perishablely not apply in engineering; Described polythene glass fibre resin-immersing composite pipe, gather in pipeline in Shengli Oil Field high pressure injection and applied, solve extreme pressure (70MPa can be reached) infiltration and corrosion and wear problem, but its construction requirement is high, difficulty large, joint long have impact on curing time is promoted the use of.
Number of patent application is 201210094560,201210094565, composite high pressure pipe fast joint structure described in above open source literature and connecting means, joint connecting structure butt seam job site cannot adjust, the slips of sizes need be equipped with, very accurate to the impregnated glass fiber quantitative requirement of filling, add difficulty of construction, reduce reliability.
Profit application number is 2011310279995,2013103283192, composite high pressure pipe fast joint structure described in above open source literature and connecting means, scene needs inner layer plastic tube melting welding or coils in advance, bring inconvenience to construction and transport, cutting job site needs electric power supporting, and speed is also slower, so the linkage structure technology (being also applicable to steel-plastic composite pipe) of necessary this steel-plastic composite pipe of exploitation, completely newly to draw the connecting means of this composite pipe for this linkage structure simultaneously.
In view of this, for the problems referred to above, linkage structure of the steel-plastic composite pipe high-voltage quick joint of the above-mentioned disappearance of a kind of effective improvement and attaching method thereof is proposed.
Summary of the invention
The object of the present invention is to provide steel plastic compount high-voltage tube fast joint structure and connecting means, solve extreme pressure composite pipe rapid construction problem, simply easy during construction, make staff easily achieve the docking of this steel-plastic composite pipe by linkage structure and brand-new method, completely eliminate installation time that prior art exists long or flange rubber sealed high pressure lower contact seepage and have impact on the problem promoted the use of.
In order to reach above-mentioned purpose, the invention provides the linkage structure of steel-plastic composite pipe, comprising two-sided gingival cyst of mucous gland in the newborn metal ring, joint male thread and buckle ut socket, on buckle ut socket, one end is processed with buckle platform ring;
The steel tube head that described steel plastic compount high-voltage tube fast joint structure connects between two is welded steel pipe bulge loop and joint male thread respectively;
Described buckle ut socket buckle end is stuck on steel pipe bulge loop, and nut end matches with joint male thread, carries out preservative treatment inside described two-sided gingival cyst of mucous gland in the newborn metal ring;
The plastic tube of described steel plastic compount high-voltage tube fast joint structure inside goes out plastics flange by flange or melting welding.Closely cooperate between described buckle ut socket, steel pipe bulge loop, plastic tube flange;
Can machined grooves rotate firmly so that special spanner is stuck on groove outside described buckle ut socket and on the welding ends of joint male thread.
In order to reach another object above-mentioned, the invention provides steel plastic compount high-voltage tube rapid structural and connecting means, its step is as follows:
1) be first prefabricated in the factory two sections of steel plastic compount high-voltage tube two ends of needs docking flange; After transporting mounting point to, two-sided gingival cyst of mucous gland in the newborn metal ring is placed in the middle of two pipeline sections;
2) be stuck on steel pipe bulge loop in advance by buckle ut socket one end of a steel, the other end coordinates with joint male thread, and the gingival cyst of mucous gland in the newborn on the two-sided gingival cyst of mucous gland in the newborn metal ring two sides made that screws up with a wrench penetrates in plastics flange;
The plastic tube material of described steel plastic compount high-voltage tube fast joint structure is the composite material of plastics, rubber and plastic, rubber;
Described steel pipe is that steel pipe or steel pipe are wound around leaching fat glass fibre outward.
Compared to prior art, the present invention makes steel plastic compount high-voltage tube fast joint structure easily simply dock, the rapid construction of thorough solution steel-plastic composite pipe, abrasion and the problem such as burn into rapid rush-repair and anti-outside destroy, the operation period of pipeline is hopeful to bring up to 50 ~ 100 years, and after pipeline construction completes, substantially need not carry out the maintaining in later stage, greatly reduce the maintenance cost in running, the operation period cost of pipeline reduces greatly.
Accompanying drawing explanation
Fig. 1 is the Longitudinal cross section schematic of steel plastic compount high-voltage tube fast joint structure of the present invention when applying.
Embodiment
Detailed description for the present invention and technology contents, coordinate accompanying drawing to be described as follows, but accompanying drawing only provides with reference to the use with explanation, is not used for being limited the present invention.
As shown in the figure, the structure of steel plastic compount high-voltage tube fast joint structure and connecting means, structure is formed primarily of steel pipe 1, buckle ut socket 2, steel pipe bulge loop 3, two-sided gingival cyst of mucous gland in the newborn metal ring 4, plastics flange 5, joint male thread 6 and plastic tube 7.Its construction manufacturing method is as follows:
1, first will at steel pipe two ends welded joint male thread 6 and steel pipe bulge loop 3, namely rapid pipe joint steel pipe 1 completes;
2, intercept the plastic tube 7 that external diameter is a bit larger tham warp in metal tube, length is greater than steel pipe 1 length, enter in steel pipe 1 with special tooling undergauge rear haulage, naturally expand on steel pipe 1 inwall;
3, at steel pipe 1 two, plastic tube 7 flange or mould are founded and make plastics flange 5;
4, the two-sided gingival cyst of mucous gland in the newborn metal ring 4 of processing and fabricating;
5, processing and fabricating bayonet nut sleeve 2, processes symmetry plane or axial notch outside sleeve;
Namely steel plastic compount high-voltage tube fast joint structure completes.
6, the connecting means of steel plastic compount high-voltage tube fast joint structure: buckle ut socket 2 one end of a steel is stuck on steel pipe bulge loop 3 in advance, two-sided gingival cyst of mucous gland in the newborn metal ring 4 is placed in the middle of the pipeline section of connection, buckle ut socket 2 the other end of steel coordinates with joint male thread 6, screws up with a wrench and makes the gingival cyst of mucous gland in the newborn on two-sided gingival cyst of mucous gland in the newborn metal ring 4 two sides penetrate in plastics flange 5;
Can processing plane or groove rotate firmly so that special spanner is stuck on plane or groove outside described buckle ut socket 2;
Described plastic tube 7 material is the composite material of plastics, rubber and plastic, rubber;
described steel pipe 1 soaks fat glass fibre for steel pipe or steel pipe are wound around outward.
The foregoing is only preferred embodiment of the present invention, be not used to limit the scope of the claims of the present invention, other use the equivalence of patent spirit of the present invention to change, and all should all belong to the scope of the claims of the present invention.
Claims (6)
1. steel plastic compount high-voltage tube fast joint structure and connecting means, it is characterized in that, comprise two-sided gingival cyst of mucous gland in the newborn metal ring, joint male thread and buckle ut socket, on buckle ut socket, one end is processed with buckle platform ring, the steel tube head that described steel plastic compount high-voltage tube fast joint structure connects between two is welded steel pipe bulge loop and joint male thread respectively, described buckle ut socket buckle end is stuck on steel pipe bulge loop, nut end matches with joint male thread, carries out preservative treatment inside described two-sided gingival cyst of mucous gland in the newborn metal ring.
2. steel plastic compount high-voltage tube fast joint structure according to claim 1 and connecting means, it is characterized in that, the plastic tube of described steel plastic compount high-voltage tube fast joint structure inside goes out plastics flange by flange or melting welding, closely cooperates between described buckle ut socket, steel pipe bulge loop, plastic tube flange.
3. steel plastic compount high-voltage tube fast joint structure according to claim 1 and 2 and connecting means, is characterized in that, can machined grooves rotate firmly so that special spanner is stuck on groove outside described buckle ut socket and on the welding ends of joint male thread.
4. steel plastic compount high-voltage tube fast joint structure according to claim 1 and 2 and connecting means, its step is as follows:
1) be first prefabricated in the factory two sections of steel plastic compount high-voltage tube two ends of needs docking flange; After transporting mounting point to, two-sided gingival cyst of mucous gland in the newborn metal ring is placed in the middle of two pipeline sections;
2) be stuck on steel pipe bulge loop by buckle ut socket one end of a steel, the other end coordinates with joint male thread, and the gingival cyst of mucous gland in the newborn on the two-sided gingival cyst of mucous gland in the newborn metal ring two sides made that screws up with a wrench penetrates in plastics flange, so far realizes the firm connection of steel-plastic composite pipe.
5. steel plastic compount high-voltage tube fast joint structure according to claim 1 and 2 and connecting means, is characterized in that, described plastic tube material is the composite material of plastics, rubber and plastic, rubber.
6. steel plastic compount high-voltage tube fast joint structure according to claim 1 and 2 and connecting means, is characterized in that, described steel pipe is that steel pipe or steel pipe are wound around leaching fat glass fibre outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468866.0A CN104565607A (en) | 2013-10-10 | 2013-10-10 | Quick connection structure and connection method for high-pressure steel-plastic composite pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468866.0A CN104565607A (en) | 2013-10-10 | 2013-10-10 | Quick connection structure and connection method for high-pressure steel-plastic composite pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104565607A true CN104565607A (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310468866.0A Pending CN104565607A (en) | 2013-10-10 | 2013-10-10 | Quick connection structure and connection method for high-pressure steel-plastic composite pipes |
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| CN (1) | CN104565607A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730641A (en) * | 2018-08-03 | 2018-11-02 | 克拉玛依双信防腐技术有限公司 | The connection structure of corrosion-proof pipe line and connection method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1906826A (en) * | 1930-07-12 | 1933-05-02 | United Superior Union Company | Pipe coupling |
| US3482860A (en) * | 1967-11-06 | 1969-12-09 | Us Air Force | Vacuum type all metal connector for tubing |
| CN101994883A (en) * | 2009-08-13 | 2011-03-30 | 葛修华 | Structure of space tap water pipeline joint |
| CN102016364A (en) * | 2008-04-22 | 2011-04-13 | 株式会社富士金 | Fluid coupling and retainer for fluid coupling |
| CN202868139U (en) * | 2012-09-21 | 2013-04-10 | 康庆刚 | Flanged joint type lining teflon pipeline and bend and reducing pipe |
| CN203115345U (en) * | 2013-01-21 | 2013-08-07 | 章明伟 | Connecting sealing device between steel-plastic composite steel tube with flange and flange pipe or flange pipe fitting |
-
2013
- 2013-10-10 CN CN201310468866.0A patent/CN104565607A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1906826A (en) * | 1930-07-12 | 1933-05-02 | United Superior Union Company | Pipe coupling |
| US3482860A (en) * | 1967-11-06 | 1969-12-09 | Us Air Force | Vacuum type all metal connector for tubing |
| CN102016364A (en) * | 2008-04-22 | 2011-04-13 | 株式会社富士金 | Fluid coupling and retainer for fluid coupling |
| CN101994883A (en) * | 2009-08-13 | 2011-03-30 | 葛修华 | Structure of space tap water pipeline joint |
| CN202868139U (en) * | 2012-09-21 | 2013-04-10 | 康庆刚 | Flanged joint type lining teflon pipeline and bend and reducing pipe |
| CN203115345U (en) * | 2013-01-21 | 2013-08-07 | 章明伟 | Connecting sealing device between steel-plastic composite steel tube with flange and flange pipe or flange pipe fitting |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730641A (en) * | 2018-08-03 | 2018-11-02 | 克拉玛依双信防腐技术有限公司 | The connection structure of corrosion-proof pipe line and connection method |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |