CN105090627A - Bimetal composite pipe - Google Patents
Bimetal composite pipe Download PDFInfo
- Publication number
- CN105090627A CN105090627A CN201510523519.2A CN201510523519A CN105090627A CN 105090627 A CN105090627 A CN 105090627A CN 201510523519 A CN201510523519 A CN 201510523519A CN 105090627 A CN105090627 A CN 105090627A
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- Prior art keywords
- pipe
- composite
- metallurgical
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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
- F16L9/00—Rigid pipes
- F16L9/02—Rigid pipes of metal
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a bimetal composite pipe. The combining face of a lining pipe and a base layer pipe is composed of mechanical combining part sections and metallurgical combining part sections at intervals. At least one of metallurgical combining part section is arranged except the pipe end. The bimetal composite pipe has the beneficial effect of a mechanical composite pipe low in cost and also has the beneficial effects of a metallurgical composite pipe high in combining strength and good in using performance, and the work conditions that the mechanical composite pipe cannot be used can be met; and meanwhile usage of part of metallurgical composite pipes can be replaced, cost is moderate, batch production is facilitated, and good application prospects are achieved.
Description
Technical field
The present invention relates to metal composite pipe technical field, is specifically related to the composite bimetal pipe that a kind of intermittent type arranges metallurgical composite part position.
Background technique
Composite bimetal pipe, is mainly used in the occasion such as the conveying containing Korrosionsmedium, heat exchanger heat-shift.Usually, basic unit effective come pressure-bearing, lining is effective resists aggressive medium.At present, outer composite bimetal pipe on the market mainly can be divided into mechanical composite tube and metallurgical composite pipe two class, is specifically described as follows,
(1) mechanical composite tube lining pipe is penetrated basic unit's pipe, two pipe Coaxial Superimposeds, then by certain technique as hydraulic pressure, spinning, the method internal lining pipe generation plastic deformation such as to fire, basic unit's pipe does not occur or slight plastic deformation, thus both are closely linked, junction plane belongs to machine joint, but, when high temperature and Long-Time Service, the defects such as easy generation layering, cause bimetal tube to lose efficacy, advantage is that production prices are cheap, is convenient to batch production.
(2) metallurgical composite pipe forms metallurgical composite bed by certain technique between lining pipe and basic unit's pipe, and junction plane belongs to metallurgical bonds, and adhesive strength is high, and usability is good, and the making price of metallurgical composite bed is partially expensive, and cost is high, is unfavorable for batch production.
Summary of the invention
Technical problem solved by the invention is existing mechanical composite tube, when high temperature and Long-Time Service, easily the defects such as layering occurs, bimetal tube is caused to lose efficacy, and metallurgical composite pipe, the making price of metallurgical composite bed is partially expensive, is unfavorable for the problem produced in batches.Composite bimetal pipe of the present invention, has the advantage that mechanical composite tube cost is low, and the adhesive strength again with metallurgical composite pipe is high, the advantage that usability is good, and moderate cost, be convenient to batch production, have a good application prospect.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of composite bimetal pipe, it is characterized in that: the composite pipe body comprising lining pipe and basic unit's pipe formation, described lining pipe is arranged on the inwall of basic unit's pipe, or described lining pipe is arranged on the outer wall of basic unit's pipe, the junction plane of described lining pipe and basic unit's pipe is machine joint section, the distribution of metallurgical bonds section intermittent type is formed, described metallurgical bonds section is positioned at two pipe ends of composite pipe body, and has one section of metallurgical bonds section in composite pipe body at least.
Aforesaid composite bimetal pipe, is characterized in that: the length of each machine joint section is 500 ~ 6000mm.
Aforesaid composite bimetal pipe, is characterized in that: the length of each machine joint section is 1000 ~ 2000mm.
Aforesaid composite bimetal pipe, is characterized in that: the length of each metallurgical bonds section is 20 ~ 4000mm.
Aforesaid composite bimetal pipe, is characterized in that: the length of each metallurgical bonds section is 100 ~ 300mm.
Aforesaid composite bimetal pipe, is characterized in that: described basic unit pipe is carbon steel pipes.
Aforesaid composite bimetal pipe, is characterized in that: described lining pipe is corrosion resisting alloy pipe.
The invention has the beneficial effects as follows: composite bimetal pipe of the present invention, the junction plane of lining pipe and basic unit's pipe is machine joint section, the distribution of metallurgical bonds section intermittent type is formed, metallurgical bonds section has one at least, composite bimetal pipe is made to have the low advantage of mechanical composite tube cost, the adhesive strength again with metallurgical composite pipe is high, the advantage that usability is good, the working condition that mechanical type composite pipe cannot use can be met, the use of partial metallurgical composite pipe can be replaced simultaneously, moderate cost, be convenient to batch production, have a good application prospect.
Accompanying drawing explanation
Fig. 1 is the vertical section structure schematic diagram of composite bimetal pipe of the present invention.
Fig. 2 is an embodiment of composite bimetal pipe of the present invention.
The implication marked in accompanying drawing is as follows:
1: lining pipe; 2: basic unit manages; 3: machine joint section; 4: metallurgical bonds section.
Embodiment
Below in conjunction with Figure of description, the present invention is further illustrated.
Intermittent type of the present invention arranges the composite bimetal pipe of metallurgical composite part position, the junction plane of lining pipe and basic unit's pipe is machine joint section, the distribution of metallurgical bonds section intermittent type is formed, metallurgical bonds section has one at least, composite bimetal pipe is made to have the low advantage of mechanical composite tube cost, the adhesive strength again with metallurgical composite pipe is high, the advantage that usability is good, the working condition that mechanical type composite pipe cannot use can be met, the use of partial metallurgical composite pipe can be replaced simultaneously, moderate cost, be convenient to batch production, as shown in Figure 1, comprise the composite pipe body of lining pipe 1 and basic unit's pipe 2 formation, lining pipe 1 is arranged on the inwall of basic unit's pipe 2, or lining pipe 1 is arranged on the outer wall of basic unit's pipe 2, determine according to the actual requirements, the junction plane of lining pipe 1 and basic unit's pipe 2 is machine joint section 3, the distribution of metallurgical bonds section 4 intermittent type is formed, metallurgical bonds section 4 is positioned at two pipe ends of composite pipe body, and in composite pipe body, have one section of metallurgical bonds section 4 at least, the length of each machine joint section 3 is 500 ~ 6000mm, preferred length is 1000 ~ 2000mm, the length of each metallurgical bonds section 4 is 20 ~ 4000mm, preferred length is 100 ~ 300mm, each metallurgical bonds section 4 in junction plane can be uniformly distributed at equal intervals along composite bimetal pipe length direction, composite bimetal pipe of the present invention like this has the low advantage of mechanical composite tube cost, the adhesive strength again with metallurgical composite pipe is high, the advantage that usability is good, the working condition that mechanical type composite pipe cannot use can be met, the use of partial metallurgical composite pipe can be replaced simultaneously.
Described basic unit pipe 2 is carbon steel pipes, it has good mechanical mechanics property, pressure can be born and low price, described lining pipe 1 is corrosion resisting alloy pipe, it has good decay resistance, but price is relatively expensive, the material trademark of carbon steel pipes can select 20# here, and the material trademark of corrosion resisting alloy pipe can select 316L.
As shown in Figure 2, one embodiment of the present of invention, the length of two end metallurgical bonds section M1 of lining pipe 1 and basic unit's pipe 2 junction plane is 200mm, be spacedly distributed in junction plane 3 place metallurgical bonds section M2, its length is 300mm, and amount to, metallurgical bonds section is 5 sections.
In sum, intermittent type of the present invention arranges the composite bimetal pipe of metallurgical composite part position, the junction plane of lining pipe and basic unit's pipe is machine joint section, the distribution of metallurgical bonds section intermittent type is formed, metallurgical bonds section has one at least, composite bimetal pipe is made to have the low advantage of mechanical composite tube cost, the adhesive strength again with metallurgical composite pipe is high, the advantage that usability is good, the working condition that mechanical type composite pipe cannot use can be met, the use of partial metallurgical composite pipe can be replaced simultaneously, moderate cost, be convenient to batch production, have a good application prospect.
More than show and describe basic principle of the present invention and major character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (7)
1. a composite bimetal pipe, it is characterized in that: comprise lining pipe (1) and basic unit's pipe (2) composite pipe body of forming, described lining pipe (1) is arranged on the inwall of basic unit's pipe (2), or described lining pipe (2) is arranged on the outer wall of basic unit's pipe (1), the junction plane of described lining pipe (1) and basic unit's pipe (2) is machine joint section (3), the distribution of metallurgical bonds section (4) intermittent type is formed, described metallurgical bonds section (4) is positioned at two pipe ends of composite pipe body, and has one section of metallurgical bonds section (4) in composite pipe body at least.
2. composite bimetal pipe according to claim 1, is characterized in that: the length of each machine joint section (3) is 500 ~ 6000mm.
3. composite bimetal pipe according to claim 2, is characterized in that: the length of each machine joint section (3) is 1000 ~ 2000mm.
4. composite bimetal pipe according to claim 1, is characterized in that: the length of each metallurgical bonds section (4) is 20 ~ 4000mm.
5. composite bimetal pipe according to claim 4, is characterized in that: the length of each metallurgical bonds section (4) is 100 ~ 300mm.
6. composite bimetal pipe according to claim 1, is characterized in that: described basic unit's pipe (2) is carbon steel pipes.
7. composite bimetal pipe according to claim 1, is characterized in that: described lining pipe (1) is corrosion resisting alloy pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510523519.2A CN105090627A (en) | 2015-08-25 | 2015-08-25 | Bimetal composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510523519.2A CN105090627A (en) | 2015-08-25 | 2015-08-25 | Bimetal composite pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105090627A true CN105090627A (en) | 2015-11-25 |
Family
ID=54571663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510523519.2A Pending CN105090627A (en) | 2015-08-25 | 2015-08-25 | Bimetal composite pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105090627A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4210547C1 (en) * | 1992-03-31 | 1993-06-03 | Heinrich Dr. Moresnet-Chapelle Be Hampel | |
| US20050006899A1 (en) * | 2003-07-09 | 2005-01-13 | Lewis John K. | Weldable conduit and method |
| WO2008077312A1 (en) * | 2006-12-22 | 2008-07-03 | Beijing Safetech Pipeline Co., Ltd. | A metal composite pipe, a producing method thereof and a continuous anticorrosion pipeline produced by the metal composite pipes |
| CN201407423Y (en) * | 2009-05-22 | 2010-02-17 | 西安向阳航天材料股份有限公司 | Double-metal composite bend pipe with both metallurgical bonding ends and mechanical bonding middle part |
| CN203560610U (en) * | 2013-08-31 | 2014-04-23 | 宝鸡石油钢管有限责任公司 | Mechanical composite pipe with overlay-welded corrosion-resistant alloy layer on pipe end |
| CN204901092U (en) * | 2015-08-25 | 2015-12-23 | 江苏众信绿色管业科技有限公司 | Bimetallic multiple -unit tube |
-
2015
- 2015-08-25 CN CN201510523519.2A patent/CN105090627A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4210547C1 (en) * | 1992-03-31 | 1993-06-03 | Heinrich Dr. Moresnet-Chapelle Be Hampel | |
| US20050006899A1 (en) * | 2003-07-09 | 2005-01-13 | Lewis John K. | Weldable conduit and method |
| WO2008077312A1 (en) * | 2006-12-22 | 2008-07-03 | Beijing Safetech Pipeline Co., Ltd. | A metal composite pipe, a producing method thereof and a continuous anticorrosion pipeline produced by the metal composite pipes |
| CN201407423Y (en) * | 2009-05-22 | 2010-02-17 | 西安向阳航天材料股份有限公司 | Double-metal composite bend pipe with both metallurgical bonding ends and mechanical bonding middle part |
| CN203560610U (en) * | 2013-08-31 | 2014-04-23 | 宝鸡石油钢管有限责任公司 | Mechanical composite pipe with overlay-welded corrosion-resistant alloy layer on pipe end |
| CN204901092U (en) * | 2015-08-25 | 2015-12-23 | 江苏众信绿色管业科技有限公司 | Bimetallic multiple -unit tube |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151125 |