CN103851283A - Catalyst pipeline - Google Patents
Catalyst pipeline Download PDFInfo
- Publication number
- CN103851283A CN103851283A CN201410013603.5A CN201410013603A CN103851283A CN 103851283 A CN103851283 A CN 103851283A CN 201410013603 A CN201410013603 A CN 201410013603A CN 103851283 A CN103851283 A CN 103851283A
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- CN
- China
- Prior art keywords
- pipeline
- sleeve pipe
- pipe
- catalyzer
- present
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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
- F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
- F16L13/02—Welded joints
Abstract
The invention relates to a catalyst pipeline, which comprises a first pipeline, a second pipeline, a third pipeline, a sleeve pipe, an annular welding seam, a pipeline joint seam and a pipeline cut, wherein after the first pipeline and the second pipeline are in butt joint, the sleeve pipe is sheathed on the outer circle; the first pipeline is fixedly bonded at the outer circle part above the sleeve pipe, and the second pipeline is fixedly bonded at the outer circle part under the sleeve pipe. The catalyst pipeline belongs to the field of crude oil processing, and a method for catalyst pipeline connection during the refinery plant crude oil processing is provided.
Description
Technical field
The present invention relates to a kind of catalyzer pipeline, particularly relate to a kind of economy, the connection of rational refinery device catalyzer pipeline.
Background technique
Catalyst transport pipeline belongs to comparatively special a kind of process pipe.The device technique flow process requirement that need to regenerate to catalyzer according to continuous aromatization etc., in course of reaction, in order to guarantee carrying out continuously of reaction, need to constantly the deposit carbon that runs up to catalyst surface in course of reaction be disposed, catalyzer needs several stages such as experience " outflow-catalyst regeneration-Returning reactor from reactor ".In this course of conveying, just inevitably use pipeline to carry catalyzer.For the area of contact in augmenting response process, catalyzer is often made into fine particle shape, minimum catalyzer diameter only has 1.6mm, and in the time of catalyzer pipeline course of conveying, the transporting velocity of catalyzer can reach 5m/s, in the case, the projection of pipe interior joint or gap, all can cause heavy wear to destroy to catalyzer.And then the effect of impact reaction, and the finished product pipeline of buying is due to the problem of manufacturing and transporting, and is usually 6m or 12m scale pipeline while transporting scene to.And the length of catalyzer pipeline is often designed to pipeline section different in size according to the situation such as equipment size, technological requirement, this just requires job site some pipelines different in size must be coupled together.
At present, conventional pipeline Placement is welded to connect with flange and is connected.Because directly welding and flange connection can inevitably cause pipe interior projection or gap.Wearing and tearing to catalyzer are more serious.Therefore how to solve the connectivity problem of catalyst transport pipeline, just become the key of this type of piping design.
As can be seen here, above-mentioned existing catalyzer pipeline, in structure and use, obviously still has inconvenience and defect, and is urgently further improved.Therefore how to found a kind of catalyzer pipeline of new structure, also becoming the current industry utmost point needs improved target.
Summary of the invention
The object of the invention is to, overcome the defect that existing catalyzer pipeline exists, is to make its proposition a kind of not only cost-saving but also can guarantee the stable for a long time method of carrying of catalyzer and a kind of catalyzer pipeline of new structure, technical problem to be solved are provided.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of catalyzer pipeline proposing according to the present invention, comprising: the first pipeline, second pipe, the 3rd pipeline, sleeve pipe, fillet weld, pipeline joint-seam, conduits cut, wherein: after described the first pipeline docks with described second pipe, cylindrical is arranged with sleeve pipe; Above described sleeve pipe, cylindrical place and the first pipeline are fixed, and cylindrical place, below and the second pipe of sleeve pipe are fixed.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid catalyzer pipeline, is characterized in that being provided with conduits cut at the first pipeline, second pipe joint.
Aforesaid catalyzer pipeline, is characterized in that between internal surface of sleeve pipe and connected pipe, gap is not more than 0.2mm.
Aforesaid catalyzer pipeline, is characterized in that pipeline joint-seam and second pipe end distance are 150mm.
The present invention compared with prior art has obvious advantage and beneficial effect.As known from the above, for achieving the above object, the invention provides a kind of catalyzer pipeline, comprising: the first pipeline, second pipe, the 3rd pipeline, sleeve pipe, fillet weld, pipeline joint-seam, conduits cut, wherein: after described the first pipeline docks with described second pipe, cylindrical is arranged with sleeve pipe; Above described sleeve pipe, cylindrical place and the first pipeline are fixed, and cylindrical place, below and the second pipe of sleeve pipe are fixed.The new the present invention of this practicality adopts following technological scheme: 1, catalyst transport pipeline adopts identical pipeline docking; 2, the outside sleeve pipe that adopts of mating interface connects; 3, sleeve pipe adopts machine tooling, ensures that between sleeve pipe and connected pipe, gap is not more than 0.2mm; 4, sleeve pipe and catalyst transport pipeline adopt fillet weld seam.
By technique scheme, catalyzer pipeline of the present invention at least has following advantages and beneficial effect: the projection that adopts this pattern can avoid pipe interior to cause due to welding, ensure that catalyzer is not destroyed in pipe conveying procedure, the working life of extending catalyst, saveall operating cost.From security standpoint, adopt this kind of welding manner, the possibility of avoiding this point to leak, increases the Security of piping.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification, and for above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the constructional device schematic diagram of catalyzer pipeline of the present invention.
1: the first pipeline 2: second pipe
3: the three pipelines 4: sleeve pipe
5: fillet weld 6: pipeline joint-seam
7: conduits cut
Embodiment
Technological means and effect of taking for reaching predetermined goal of the invention for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of catalyzer pipeline, structure, feature and effect thereof of proposing according to the present invention, be described in detail as follows.
Refer to shown in Fig. 1, Fig. 1 is the constructional device schematic diagram of catalyzer pipeline of the present invention.
The invention provides a kind of catalyzer pipeline, comprising: the first pipeline 1, second pipe 2, the 3rd pipeline 3, sleeve pipe 4, fillet weld 5, pipeline joint-seam 6, conduits cut 7, wherein:
After described the first pipeline 1 docks with described second pipe 2, cylindrical is arranged with sleeve pipe 4;
Above described sleeve pipe 4, cylindrical place and the first pipeline 1 are fixed, and cylindrical place, below and the second pipe 2 of sleeve pipe 4 are fixed.
A kind of catalyzer pipeline provided by the invention, in the time of application, as shown in the figure:
Because pipeline wall thickness allows 12.5% error in process of production, and the pipeline roundness difference of different batches, therefore, in design and work progress, can not directly adopt two same specification pipeline docking, the Connecting format that adopts sleeve pipe to connect.
For obtaining the docking pipeline of identical wall thickness, before connecting two pipelines, first wherein the first pipeline 1 smoothly cuts 150mm, obtains second pipe 2, welding the 3rd pipeline 3.After having welded, because pipeline joint-seam 6 is 150mm with second pipe 2 end distances, can use with straight grinder level and smooth inner-walls of duct polishing, now, because the end of the first pipeline 1 and second pipe 2 is to intercept and make with same pipeline, therefore, there is not foozle, guaranteed that conduits cut 7 places are without projection or gap.Then put the sleeve pipe 4 having customized, then the cylindrical place, top of sleeve pipe 4 and the first pipeline 1 adopt fillet weld 5 fixed, and cylindrical place, below and the second pipe 2 of sleeve pipe 4 adopt fillet weld 5 fixed.
What assurance sleeve pipe 4 two ends were equidistant covers two pipeline joints.Adopt fillet weld form by sleeve pipe and pipeline welding to be connected, finally complete seamless, the docking of nothing projection of catalyzer pipeline.
Wherein: the first pipeline 1, the 3rd pipeline 3 are of a size of
sleeve pipe 4 is of a size of
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, but not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (4)
1. a catalyzer pipeline, is characterized in that comprising: the first pipeline (1), second pipe (2), the 3rd pipeline (3), sleeve pipe (4), fillet weld (5), pipeline joint-seam (6), conduits cut (7), wherein:
After described the first pipeline (1) docks with described second pipe (2), cylindrical is arranged with sleeve pipe (4);
Cylindrical place, top and the first pipeline (1) at described sleeve pipe (4) are fixed, and cylindrical place, below and the second pipe (2) of sleeve pipe (4) are fixed.
2. catalyzer pipeline as claimed in claim 1, is characterized in that being provided with conduits cut (7) at the first pipeline (1), second pipe (2) joint.
3. catalyzer pipeline as claimed in claim 1, is characterized in that between internal surface of sleeve pipe and connected pipe, gap is not more than 0.2mm.
4. catalyzer pipeline as claimed in claim 1, is characterized in that pipeline joint-seam (6) and second pipe (2) end distance are 150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410013603.5A CN103851283A (en) | 2014-01-10 | 2014-01-10 | Catalyst pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410013603.5A CN103851283A (en) | 2014-01-10 | 2014-01-10 | Catalyst pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103851283A true CN103851283A (en) | 2014-06-11 |
Family
ID=50859269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410013603.5A Pending CN103851283A (en) | 2014-01-10 | 2014-01-10 | Catalyst pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103851283A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599063A (en) * | 2018-05-21 | 2018-09-28 | 深圳市沃尔核材股份有限公司 | The connection method and connection structure of a kind of wind tower with two tube type bus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07310870A (en) * | 1994-05-18 | 1995-11-28 | Kubota Corp | Pipe connecting structure in fluid piping |
| JPH1122872A (en) * | 1997-07-01 | 1999-01-26 | Daido Steel Co Ltd | Pipe fitting and method for joining pipe using the same |
| RU2249147C1 (en) * | 2003-07-24 | 2005-03-27 | Общество с ограниченной ответственностью "Научно-производственное предприятие Валок-Чугун" (ООО "НПП Валок-Чугун") | Pipe line unit |
| CN201218372Y (en) * | 2008-06-19 | 2009-04-08 | 中国石油天然气集团公司 | Screw connector of bi-metal composite pipe |
| CN201706091U (en) * | 2010-06-29 | 2011-01-12 | 佛山市中辰钢结构有限公司 | Pipe connection component |
-
2014
- 2014-01-10 CN CN201410013603.5A patent/CN103851283A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07310870A (en) * | 1994-05-18 | 1995-11-28 | Kubota Corp | Pipe connecting structure in fluid piping |
| JPH1122872A (en) * | 1997-07-01 | 1999-01-26 | Daido Steel Co Ltd | Pipe fitting and method for joining pipe using the same |
| RU2249147C1 (en) * | 2003-07-24 | 2005-03-27 | Общество с ограниченной ответственностью "Научно-производственное предприятие Валок-Чугун" (ООО "НПП Валок-Чугун") | Pipe line unit |
| CN201218372Y (en) * | 2008-06-19 | 2009-04-08 | 中国石油天然气集团公司 | Screw connector of bi-metal composite pipe |
| CN201706091U (en) * | 2010-06-29 | 2011-01-12 | 佛山市中辰钢结构有限公司 | Pipe connection component |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599063A (en) * | 2018-05-21 | 2018-09-28 | 深圳市沃尔核材股份有限公司 | The connection method and connection structure of a kind of wind tower with two tube type bus |
| CN108599063B (en) * | 2018-05-21 | 2024-01-05 | 深圳市沃尔核材股份有限公司 | Connection method and connection structure of two tubular buses for wind power tower |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140611 |