CN206055050U - The pipeline compensator that catalyst cracker is used - Google Patents
The pipeline compensator that catalyst cracker is used Download PDFInfo
- Publication number
- CN206055050U CN206055050U CN201621084252.8U CN201621084252U CN206055050U CN 206055050 U CN206055050 U CN 206055050U CN 201621084252 U CN201621084252 U CN 201621084252U CN 206055050 U CN206055050 U CN 206055050U
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- China
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- pipe nipple
- guide shell
- corrugated tube
- ring flat
- plate
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Abstract
The pipeline compensator that a kind of catalyst cracker is used, including the front pipe nipple, compensation corrugated tube and rear pipe nipple that are sequentially connected, otic placode is distributed on front pipe nipple and rear pipe nipple and bolt draw bar is assembled, guide shell is provided with compensation corrugated tube, guide shell is connected ring flat-plate by guide shell and is connected with front pipe nipple, obstruct corrugated tube is provided with outside guide shell, the front end for intercepting corrugated tube is connected with guide shell, the rear end for intercepting corrugated tube is connected with rear pipe nipple；It is provided with closing ring flat-plate afterwards between pipe nipple and guide shell, in rear pipe nipple, is provided with stop flange, on stop flange, be distributed axial top pressure screw, each axial top pressure screw is rotatably connected with closing ring flat-plate respectively；Pipe nipple, obstruct corrugated tube, guide shell and closed-loop plate shape are into filling high-temperature fibre in a ring seal cavity, the closed cavity afterwards.This utility model can avoid coking is formed in corrugated tube, meet existing catalyst cracker job requirement, it is ensured that pipeline compensator reliably working, extend its service life.
Description
Technical field
This utility model is related to pipe line compensating device, and in particular to the pipeline compensator that a kind of catalyst cracker is used.
Background technology
The oil-gas pipeline of oil plant catalyst cracker needs to assemble pipeline compensator, to compensate the thermal stretching of pipeline.Mesh
Before, the pipeline compensator that catalyst cracker is used, the generally internal metal corrugated expension joint for being provided with guide shell, this kind are mended
Repay, in the course of the work, medium enters into compensation by the gap in pipeline
Coking can be formed in compensation corrugated tube in corrugated tube.The work of compensator can be had a strong impact on after coking is formed in compensation corrugated tube
Performance and used life.Brought in compensation corrugated tube by solving the problems, such as that pipeline medium is entered into, including first patent
Including application CN200993293Y and CN205208017U, the improvement of various ways is carried out to pipeline compensator, but all can not
It is fully solved the harmful effect that pipeline medium is produced to metal bellowss.With Petrochemical Enterprises fcc raw material heaviness trend
Increasingly sharpen, in compensator corrugated tube coking brought it is particularly problematic.
The content of the invention
The purpose of this utility model is for the problems referred to above, there is provided the compensation of pipeline that a kind of catalyst cracker is used
Device, the pipeline compensator can avoid coking is formed in corrugated tube, meet existing catalyst cracker job requirement, improve pipe
The service life of road compensator.
The technical scheme for realizing above-mentioned purpose is：The pipeline compensator that a kind of catalyst cracker is used, including by it is front extremely
Front pipe nipple, compensation corrugated tube and the rear pipe nipple being sequentially connected afterwards, Relative distribution on described front pipe nipple and rear pipe nipple
Otic placode simultaneously assembles bolt draw bar, is provided with guide shell in described compensation corrugated tube, and the front end of the guide shell is connected by guide shell
Ring flat-plate is connected with described front pipe nipple, outside the guide shell is provided with obstruct corrugated tube, before the obstruct corrugated tube
End is fixedly connected with described guide shell, and the rear end of the obstruct corrugated tube is fixedly connected with described rear pipe nipple；Described
It is provided with closing ring flat-plate afterwards between pipe nipple and guide shell, in described rear pipe nipple, is provided with stop flange, divides on the stop flange
The axial top pressure screw being connected by screw thread is furnished with, the front end of each axial top pressure screw respectively can with described closing ring flat-plate
Rotate connection；Described rear pipe nipple, corrugated tube, guide shell and closed-loop plate shape are intercepted into the closed cavity of an annular, the envelope
Close filling high-temperature fibre in cavity.
The pipeline compensator that above-mentioned catalyst cracker is used, described high-temperature fibre are alumina silicate fibre.
The pipeline compensator that above-mentioned catalyst cracker is used, the front end of the axial top pressure screw are provided with radial convex
Head, is provided with the plush copper cutting ferrule rotatably coordinated with the radial direction plush copper behind the closing ring flat-plate.
The pipeline compensator that this catalyst cracker is used, by lengthening guide shell, while by rear pipe nipple, obstruct ripple
Filling high-temperature fibre in the annular space that stricture of vagina pipe and guide shell are formed, and by by closing ring flat-plate, axial top pressure screw and limit
The high-temperature fibre of filling is compacted and is closed by the closed system of position flange composition, realizes pipeline medium and wavy metal
The obstruct completely of pipe, so as to thoroughly solve pipeline medium to the issuable harmful effect of compensator metal bellowss,
Including avoiding coking is formed in corrugated tube, existing catalyst cracker job requirement is met, it is ensured that pipeline compensator reliability work
Make, double to extend its service life.
Description of the drawings
Fig. 1 is the pipeline compensator structural representation that this catalyst cracker is used.
Fig. 2 is I partial enlarged drawing of Fig. 1.
In figure：1st, front pipe nipple；2nd, compensate corrugated tube；3rd, rear pipe nipple；4th, otic placode；5th, bolt draw bar；6th, guide shell；7、
Guide shell connects ring flat-plate；8th, intercept corrugated tube；9th, close ring flat-plate；10th, stop flange；11st, axial top pressure screw；12nd, high temperature resistant
Fiber；13rd, radial direction plush copper；14th, plush copper cutting ferrule.
Specific embodiment
With reference to the accompanying drawings and examples specific embodiment of the present utility model is illustrated.
Fig. 1 gives the concrete structure of the pipeline compensator that this catalyst cracker is used, and it is included from front to back successively
Front pipe nipple 1, compensation corrugated tube 2 and the rear pipe nipple 3 for connecting, front pipe nipple 1 and rear pipe nipple 3 have identical inner and outer pipe
Footpath, compensation corrugated tube 2 are metal bellowss.Front pipe nipple 1, compensation corrugated tube 2 and rear pipe nipple 3 are respectively by being weldingly connected.
Circumferential otic placode 4, the two relative assembling bolts of otic placode 4 are respectively welded in the opposite end of front pipe nipple 1 and rear pipe nipple 3
Pull bar 5, such as Fig. 1 embodiments, the both sides of each otic placode 4 assemble pull bar fixing nut respectively.Water conservancy diversion is provided with compensation corrugated tube 2
Cylinder 6, the front end of the guide shell 6 are connected the internal ring side of ring flat-plate 7 by being weldingly connected with guide shell, outside guide shell connection ring flat-plate 7
Ring side is connected with the inwall of front pipe nipple 1 by welding.Obstruct corrugated tube 8 is provided with the outside of guide shell 6, corrugated tube 8 is intercepted
Front end be located at the medium position of guide shell 6, and be fixed by welding in the outside wall surface of guide shell 6.After intercepting corrugated tube 8
End is positioned at the middle part of rear pipe nipple 3, and is fixed by welding on the internal face of rear pipe nipple 3.In rear pipe nipple 3 and guide shell
Closing ring flat-plate 9 is provided between 6, the outer annular edge of the closing ring flat-plate 9 is engaged with the internal face of rear pipe nipple 3, the closing ring flat-plate 9
Internal ring side be engaged with the outside wall surface of guide shell 6.Stop flange 10 is provided with rear pipe nipple 3, the stop flange 10
In the rear of guide shell 6, and it is fixed by welding on the internal face of rear pipe nipple 3.Circumferentially uniform point on stop flange 10
It is furnished with the axial top pressure screw 11 being connected by screw thread, axial top pressure screw 11 is six square head screws, each axial top pressure spiral shell
The front end of nail 11 is rotatably connected with closing ring flat-plate 9 respectively.Afterwards pipe nipple 3, intercept corrugated tube 8, guide shell 6 and closing ring flat-plate 9
The closed cavity of an annular is formed, filling high-temperature fibre 12 in the closed cavity.The 12 preferred aluminium silicate fiber of high-temperature fibre
Dimension.
The pipeline compensator that this catalyst cracker is used, the axial top pressure screw 11 are rotatable with closing ring flat-plate 9
Connection can adopt various structures.Fig. 1, Fig. 2 embodiment is to arrange radial direction plush copper 13 in the front end of axial top pressure screw 11, in closing
Behind ring flat-plate 9, welding and the 13 rotatable plush copper cutting ferrule 14 for coordinating of radial direction plush copper, realize axial top pressure screw 11 and closing
Ring flat-plate 9 is rotatably connected.
Claims (3)
1. the pipeline compensator that a kind of catalyst cracker is used, including the front pipe nipple being sequentially connected from front to back（1）, compensation
Corrugated tube（2）With rear pipe nipple（3）, described front pipe nipple（1）With rear pipe nipple（3）Upper Relative distribution otic placode（4）And assemble
Bolt draw bar（5）, described compensation corrugated tube（2）Guide shell is provided with inside（6）, the guide shell（6）Front end by guide shell connect
Connect ring flat-plate（7）With described front pipe nipple（1）It is connected, in the guide shell（6）Outside be provided with obstruct corrugated tube（8）, should
Intercept corrugated tube（8）Front end and described guide shell（6）It is fixedly connected, the obstruct corrugated tube（8）Rear end with it is described after
Pipe nipple（3）It is fixedly connected, it is characterized in that：In described rear pipe nipple（3）With guide shell（6）Between be provided with closing ring flat-plate（9）,
Described rear pipe nipple（3）Stop flange is provided with inside（10）, the stop flange（10）On be distributed with what is be connected by screw thread
Axial top pressure screw（11）, each axial top pressure screw（11）Front end respectively with described closing ring flat-plate（9）It is rotatably connected；Institute
The rear pipe nipple stated（3）, intercept corrugated tube（8）, guide shell（6）With closing ring flat-plate（9）The closed cavity of an annular is formed, the envelope
Close filling high-temperature fibre in cavity（12）.
2. the pipeline compensator that catalyst cracker according to claim 1 is used, is characterized in that：Described high temperature resistant is fine
Dimension（12）For alumina silicate fibre.
3. the pipeline compensator that catalyst cracker according to claim 1 is used, is characterized in that：The axial top pressure spiral shell
Nail（11）Front end be provided with radial direction plush copper（13）, the closing ring flat-plate（9）Behind be provided with and the radial direction plush copper（13）Rotatably
The plush copper cutting ferrule of cooperation（14）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084252.8U CN206055050U (en) | 2016-09-28 | 2016-09-28 | The pipeline compensator that catalyst cracker is used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084252.8U CN206055050U (en) | 2016-09-28 | 2016-09-28 | The pipeline compensator that catalyst cracker is used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206055050U true CN206055050U (en) | 2017-03-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621084252.8U Active CN206055050U (en) | 2016-09-28 | 2016-09-28 | The pipeline compensator that catalyst cracker is used |
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| Country | Link |
|---|---|
| CN (1) | CN206055050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195507A (en) * | 2016-09-28 | 2016-12-07 | 秦皇岛开发区诺实管业有限公司 | The pipeline compensator that catalyst cracker uses |
-
2016
- 2016-09-28 CN CN201621084252.8U patent/CN206055050U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195507A (en) * | 2016-09-28 | 2016-12-07 | 秦皇岛开发区诺实管业有限公司 | The pipeline compensator that catalyst cracker uses |
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