CN107061917B - Delivery pipe used in the anticorrosive high-intensitive Offshore Engineering of one kind - Google Patents
Delivery pipe used in the anticorrosive high-intensitive Offshore Engineering of one kind Download PDFInfo
- Publication number
- CN107061917B CN107061917B CN201710188148.6A CN201710188148A CN107061917B CN 107061917 B CN107061917 B CN 107061917B CN 201710188148 A CN201710188148 A CN 201710188148A CN 107061917 B CN107061917 B CN 107061917B
- Authority
- CN
- China
- Prior art keywords
- tube body
- wall
- heating sheet
- delivery pipe
- welded
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
-
- 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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/006—Screw-threaded joints; Forms of screw-threads for such joints with straight threads
- F16L15/007—Screw-threaded joints; Forms of screw-threads for such joints with straight threads with more than one threaded section
-
- 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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
- F16L23/026—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes by welding
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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
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
-
- 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
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/35—Ohmic-resistance heating
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Prevention Of Electric Corrosion (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Pipeline Systems (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Delivery pipe used in a kind of anticorrosive high-intensitive Offshore Engineering of disclosure of the invention, including conveying tube body, threaded connector, connecting flange and support frame, the conveying tube body includes outer tube body and interior tube body, the threaded connector and connecting flange are respectively welded in the both ends of conveying tube body, protective shell is welded on the outer wall of the outer tube body, and interior tube body is welded on the inner wall of outer tube body, arc groove is offered on the outer wall of said inner tube body, electric calorifie installation is provided on the inner wall of the arc groove, the electric calorifie installation includes heating sheet and mounting plate, the mounting plate is fixed on heating sheet, fixation hole is offered on the two sides of the connecting sleeve and connecting flange, support frame as described above is welded in the bottom of connecting sleeve.Delivery pipe used in the anticorrosive high-intensitive Offshore Engineering can quickly eliminate the fouling block inside interior tube body, guarantee that oil transportation is unimpeded while easy to operate, practical.
Description
Technical field
Invention is related to oil transportation device technical field, and specially a kind of anticorrosive high-intensitive Offshore Engineering is used
Delivery pipe.
Background technique
Currently, being applied to the industries such as petroleum, chemical industry, electric power, ship, metallurgy, machinery, weaving, food, building, pharmacy
Pipe fitting requires have higher intensity, resistance to pressure, corrosion-resistant, high temperature resistance, currently, using petroleum pipeline transfer oil,
At low cost, intermediate link waste is few, but to the more demanding of pipeline and pipe joint.
Oil pipeline is placed in field, and winter temperature is lower, while paraffin content is high in petroleum, the easy fouling of pipeline, easy frozen block,
In order to guarantee that oil transportation is unimpeded, need to heat on petroleum pipeline to solve the problems, such as oil transportation difficulty, existing petroleum pipeline
In order to improve its intensity, resistance to pressure, corrosion resistance, usually multilayered structure, results in integral tube wall thickness to increase, when outer in this way
When bound pair petroleum pipeline is heated, heating speed is slow, not very practical.In view of the above defect existing in the prior art, have
Necessity is further improved, and is made it more for practicability, can just be met actual use situation.
Summary of the invention
Invention is designed to provide delivery pipe used in the anticorrosive high-intensitive Offshore Engineering of one kind, on solving
State the existing petroleum pipeline winter easy fouling proposed in background technique, easy frozen block, and the problem that heating effect is bad.
To achieve the above object, invention provides the following technical solutions: the anticorrosive high-intensitive Offshore Engineering of one kind is made
Delivery pipe, including conveying tube body, threaded connector, connecting flange and support frame, the conveying tube body include outer
Tube body and interior tube body, and convey and be connected between tube body by connecting sleeve, the threaded connector and connecting flange difference
The both ends of conveying tube body are welded in, and threaded connector is mutually engaged with wall is threadedly coupled, and is welded on the outer wall of the outer tube body
There is protective shell, and be welded with interior tube body on the inner wall of outer tube body, arc groove, and interior tube body are offered on the outer wall of said inner tube body
Inner wall on be provided with corrosion-resistant coating, be provided with electric calorifie installation on the inner wall of the arc groove, and the both ends of arc groove inner wall are solid
Dingan County is equipped with sliding groove, and the electric calorifie installation includes heating sheet and mounting plate, and heating sheet both ends are mutually engaged with sliding groove, institute
It states mounting plate to be fixed on heating sheet, fixation hole, and connector sleeve is offered on the two sides of the connecting sleeve and connecting flange
Pipe is internally provided with threaded connection wall, and support frame as described above is welded in the bottom of connecting sleeve.
Preferably, the spacing of the connecting flange and conveying tube body one end is equal to the length of threaded connector.
Preferably, the arc groove number be four, and within body central point be center of circle circular array be distributed.
Preferably, the arc-shaped shape of the heating sheet, and heating sheet is equal with arc groove radian, while between the two in fitting
Shape.
Preferably, the threaded connection wall is in I-shaped, and the pipe thickness phase of the spacing of upper and lower side and threaded connector
Deng, and the inner wall of threaded connector is equipped with screw thread.
Compared with prior art, advantageous effect of the invention is: defeated used in the anticorrosive high-intensitive Offshore Engineering
The arc groove for offering circular array distribution on the interior tube body of pipe is sent, and heating sheet is installed inside arc groove, such inner tube
Internal portion leads to fouling because of weather cold, when obstruction, can be heated to interior tube body by heating sheet, thus can be fast
Speed eliminates the fouling block inside interior tube body, guarantees that oil transportation is unimpeded while easy to operate, practical, heating sheet and arc
Slot radian is consistent, and in fitting shape, thus heat transfer can be made uniform, heat transfer effect is good, structurally reasonable.
Detailed description of the invention
Fig. 1 is invention delivery pipe body construction diagrammatic cross-section；
Fig. 2 is inventive structure schematic diagram；
Fig. 3 is invention arc groove partial structurtes enlarged diagram；
Fig. 4 is 2 structure schematic side view of invention figure.
In figure: 1, conveying tube body, 2, threaded connector, 3, connecting flange, 4, outer tube body, 5, protective shell, 6, interior tube body,
7, arc groove, 8, sliding groove, 9, corrosion-resistant coating, 10, electric calorifie installation, 11, heating sheet, 12, mounting plate, 13, connecting sleeve, 14,
It is threadedly coupled wall, 15, fixation hole, 16, support frame.
Specific embodiment
Below in conjunction with the attached drawing in inventive embodiments, the technical solution in inventive embodiments is carried out clearly and completely
Description, it is clear that described embodiment is only invention a part of the embodiment, instead of all the embodiments.Based in invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
Belong to the range of invention protection.
Fig. 1-4 is please referred to, invention provides a kind of technical solution: used in the anticorrosive high-intensitive Offshore Engineering of one kind
Delivery pipe, including conveying tube body 1, threaded connector 2, connecting flange 3, outer tube body 4, protective shell 5, interior tube body 6, arc groove 7,
Sliding groove 8, electric calorifie installation 10, heating sheet 11, mounting plate 12, connecting sleeve 13, is threadedly coupled wall 14, fixation hole at corrosion-resistant coating 9
15 and support frame 16, conveying tube body 1 includes outer tube body 4 and interior tube body 6, and conveys and pass through connecting sleeve between tube body 1
13 are connected, and threaded connector 2 and connecting flange 3 are respectively welded in the both ends of conveying tube body 1, connecting flange 3 and delivery pipe
The spacing of 1 one end of ontology is equal to the length of threaded connector 2, when conveying tube body 1 is connected through a screw thread first 2 and connecting sleeve 13
After connection, connecting flange 3 can fit with conveying tube body 1, delivery pipe ontology 1 can be made to connect with connecting sleeve 13 in this way
Stronger, integral strength is big, and above-mentioned threaded connector 2 is engaged with threaded connection 14 phase of wall, is welded on the outer wall of outer tube body 4
It is connected to protective shell 5, and is welded with interior tube body 6 on the inner wall of outer tube body 4, arc groove 7, arc are offered on the outer wall of interior tube body 6
7 numbers of slot are four, and are distributed by center of circle circular array of 6 central point of interior tube body, and are set on the inner wall of above-mentioned interior tube body 6
It is equipped with corrosion-resistant coating 9, electric calorifie installation 10 is provided on the inner wall of arc groove 7, and the both ends of 7 inner wall of arc groove are fixedly installed with cunning
Dynamic slot 8, electric calorifie installation 10 includes heating sheet 11 and mounting plate 12, and 11 both ends of heating sheet are engaged with 8 phase of sliding groove, by adding
Backing 11 can be free to slide in sliding groove 8, in this way can be taken heating sheet 11 out of arc groove 7 using mounting plate 12
Out, the arc-shaped shape of heating sheet 11, and heating sheet 11 is equal with 7 radian of arc groove, while between the two in fitting shape, mounting plate 12
It is fixed on heating sheet 11, fixation hole 15 is offered on the two sides of connecting sleeve 13 and connecting flange 3, and in connecting sleeve 13
Portion, which is provided with, is threadedly coupled wall 14, and support frame 16 is welded in the bottom of connecting sleeve 13, and it is in I-shaped for being threadedly coupled wall 14, and on
The spacing of lower end is equal with the pipe thickness of threaded connector 2, and the inner wall of threaded connector 2 is equipped with screw thread, such screw thread
The inside and outside wall of connector 2 can be threadedly coupled with wall 14 is threadedly coupled, good airproof performance.
Working principle: when using delivery pipe used in the anticorrosive high-intensitive Offshore Engineering, pass through support frame
16 is good by 13 fixed placement of connecting sleeve, and tube body 1 and connecting sleeve will be conveyed by being connected through a screw thread first 2 and being threadedly coupled wall 14
13 are connected, and when connecting flange 3 is bonded with connecting sleeve 13, screw is installed on fixation hole 15, can will thus convey
Tube body 1 and 13 fixation of connecting sleeve, protective shell 5 can protect outer tube body 4, can prevent it from being broken by external object
It is bad, its durability is improved, corrosion-resistant coating 9 can prevent petroleum from corroding to interior tube body 6, when 6 internal incrustation of interior tube body blocks
When, so that heating sheet 11 is powered and start to work, heating sheet 11 generates heat and passes to interior tube body 6, so as to eliminate inner tube
6 internal incrustation block of body ensures that oil transportation is unimpeded, and here it is the whole work process of the device.
Although invention is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equal
Replacement, all within the spirit and principle of invention, any modification, equivalent replacement, improvement and so on should be included in invention
Within protection scope.
Claims (4)
1. anticorrosive high intensity delivery pipe used in a kind of Offshore Engineering, including conveying tube body (1), threaded connector
(2), connecting flange (3) and support frame (16), it is characterised in that: the conveying tube body (1) includes outer tube body (4) and inner tube
Body (6), and convey and be connected between tube body (1) by connecting sleeve (13), the threaded connector (2) and connecting flange
(3) it is respectively welded in the both ends of conveying tube body (1), and threaded connector (2) is mutually engaged with wall (14) are threadedly coupled, it is described outer
It is welded on the outer wall of tube body (4) protective shell (5), and is welded with interior tube body (6), said inner tube body on the inner wall of outer tube body (4)
(6) it is offered on outer wall arc groove (7), and is provided with corrosion-resistant coating (9) on the inner wall of interior tube body (6), the arc groove (7)
Inner wall on be provided with electric calorifie installation (10), and the both ends of arc groove (7) inner wall are fixedly installed with sliding groove (8), the electric heating
Device (10) includes heating sheet (11) and mounting plate (12), and heating sheet (11) both ends are mutually engaged with sliding groove (8), the peace
Loading board (12) is fixed on heating sheet (11), offers fixation on the two sides of the connecting sleeve (13) and connecting flange (3)
Hole (15), and connecting sleeve (13) is internally provided with and is threadedly coupled wall (14), support frame as described above (16) is welded in connecting sleeve
(13) bottom.
2. anticorrosive high intensity delivery pipe, feature used in a kind of Offshore Engineering according to claim 1 exist
In: arc groove (7) number is four, and is distributed by center of circle circular array of interior tube body (6) central point.
3. anticorrosive high intensity delivery pipe, feature used in a kind of Offshore Engineering according to claim 1 exist
In: the arc-shaped shape of the heating sheet (11), and heating sheet (11) is equal with arc groove (7) radian, while between the two in fitting
Shape.
4. anticorrosive high intensity delivery pipe, feature used in a kind of Offshore Engineering according to claim 1 exist
In: the threaded connection wall (14) is in I-shaped, and the spacing of upper and lower side is equal with the pipe thickness of threaded connector (2), and
The inner wall of threaded connector (2) is equipped with screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710188148.6A CN107061917B (en) | 2017-03-27 | 2017-03-27 | Delivery pipe used in the anticorrosive high-intensitive Offshore Engineering of one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710188148.6A CN107061917B (en) | 2017-03-27 | 2017-03-27 | Delivery pipe used in the anticorrosive high-intensitive Offshore Engineering of one kind |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107061917A CN107061917A (en) | 2017-08-18 |
| CN107061917B true CN107061917B (en) | 2019-04-16 |
Family
ID=59620293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710188148.6A Expired - Fee Related CN107061917B (en) | 2017-03-27 | 2017-03-27 | Delivery pipe used in the anticorrosive high-intensitive Offshore Engineering of one kind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107061917B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000110985A (en) * | 1998-10-06 | 2000-04-18 | Japan Insulation Co Ltd | Heat transfer member for trace pipe and alternative execution work method therefor |
| US9062808B2 (en) * | 2012-11-20 | 2015-06-23 | Elwha Llc | Underwater oil pipeline heating systems |
| CN203223701U (en) * | 2013-02-28 | 2013-10-02 | 潘成军 | Crude oil conveying pipe |
| CN104633366B (en) * | 2015-02-03 | 2016-09-07 | 南通亿硕新材料科技有限公司 | It is incubated corrosion resistant oil pipeline |
| GB2535474B (en) * | 2015-02-16 | 2018-05-16 | Acergy France SAS | Subsea pipe-in-pipe structures |
| CN204829091U (en) * | 2015-08-17 | 2015-12-02 | 温州博远工业设计有限公司 | Novel stone oil pipe body and bearing structure |
| CN106151776B (en) * | 2016-07-26 | 2018-01-02 | 马成学 | A kind of novel anticorrosion is incubated crude oil pipeline |
-
2017
- 2017-03-27 CN CN201710188148.6A patent/CN107061917B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN107061917A (en) | 2017-08-18 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20200327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |