CN104295738B - Pressure vessel inlet and outlet material opening collection pipe flange and pressure vessel thereof - Google Patents
Pressure vessel inlet and outlet material opening collection pipe flange and pressure vessel thereof Download PDFInfo
- Publication number
- CN104295738B CN104295738B CN201410599969.5A CN201410599969A CN104295738B CN 104295738 B CN104295738 B CN 104295738B CN 201410599969 A CN201410599969 A CN 201410599969A CN 104295738 B CN104295738 B CN 104295738B
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- pressure vessel
- flange
- conical surface
- hole
- surface edge
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- 239000000463 material Substances 0.000 title claims abstract description 48
- 230000007306 turnover Effects 0.000 claims description 19
- 238000003032 molecular docking Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000008676 import Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000005242 forging Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035772 mutation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J12/00—Pressure vessels in general
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention discloses a pressure vessel inlet and outlet material opening collection pipe flange and a pressure vessel of the pressure vessel inlet and outlet material opening collection pipe flange. The collection pipe flange and a shell of the pressure vessel are connected in a butt joint mode, installed and welded. The collection pipe flange comprises a flange body. An inwards-concave annular step face is arranged on the flange body. A through hole is formed in the center of the annular step face. Bolt holes are evenly distributed in the circumferential direction of the annular step face. The inner wall face of the collection pipe flange is a conical surface, and the portion, above the central line of the through hole, of the edge of the upper portion of the conical surface is a cambered surface. The pressure vessel comprises a cylinder, end sockets and an inlet and outlet material opening, wherein the end sockets are arranged at the two ends of the cylinder, and the inlet and outlet material opening is connected with the opening collection pipe flange which is the pressure vessel inlet and outlet material opening collection pipe flange. The collection pipe flange can meet the requirements for bearing internal pressure and being resistant to fatigue, not prone to material blockage, easy to weld and low in cost at the same time, the pressure vessel can be resistant to fatigue, materials can not be accumulated, the opening can not be blocked, and the service life of the pressure vessel is prolonged.
Description
Technical field
The application is related to for petroleum refining and chemical industry, Coal Chemical Industry, chemical fertilizer industry and other various chemical industry, air-conditioning, skies
There is load in the various high-temperature high-voltage reaction devices or technical field of heat exchangers in cold, electric power facility equipment etc., more particularly to one kind
The dynamic pressure vessel turnover material mouthpiece flange of circulation or operating parameter Jing ordinary waves and its pressure vessel.
Background technology
There is mouthpiece on vessel shell, by the difference of the size and adapter function of container technological parameter, adapter
Structure is different.As pressure vessel Jing is often operated at high temperature under high pressure, or there is circulation repeatable operation, so mouthpiece
Must have lasting high intensity and excellent sealing.
The mouthpiece of traditional pressure vessel, only increased wall thickness with the one of the case weld of pressure vessel section.When
When specification is not standard size needed for thick-walled pipe, processed using the thick-walled pipe of close specification, or manufactured using forging.
Traditional pressure vessel opening adapter as shown in Figure 1, on the housing 1 of pressure vessel by angle welding 4 groups be welded with
The mouthpiece 3 of heavy wall strengthening segment 2, is right-angle structure 5 at 1 inwall of close vessel shell in mouthpiece 3.Said structure
There is problems with：One be heavy wall strengthening segment 2 and mouthpiece 3 height it is higher compared with the wall thickness of housing 1, stiffness difference compared with
Greatly, intrinsic pressure effect can only be born, not endurance；Two is due to being at the inwall of the housing 1 of pressure vessel in mouthpiece 3
One right-angle structure 5, will increase energy consumption because of fluid turn sharp, wash away nozzle inner wall, gather material, and viscous fluid is easily blocked up
Plug.If in the metal level of nozzle inner wall built-up welding resistance to erosion, causing intensity and toughness to be mutated, then reduce the tired longevity of circulate operation
Life.
Therefore, research and develop one kind can take into account simultaneously by intrinsic pressure, endurance, not putty, easily the technical requirements such as welding and it is low into
Between the material opening adapter for being applied to petrochemical industry reactor of this cost-effectiveness requirement and vessel shell
Attachment structure has important engineering significance.
Application content
The purpose of the application be to avoid weak point of the prior art and provide one kind can and meanwhile take into account by it is intrinsic pressure,
The pressure vessel turnover material mouthpiece flange of endurance, not putty, easily welding and low cost and its pressure vessel.
The purpose of the application is achieved through the following technical solutions：
The housing pair of material mouthpiece flange, the adapter flange and pressure vessel is passed in and out there is provided a kind of pressure vessel
A group weldering is connect, the adapter flange includes flange body, and the flange body is provided with the annular table terrace of indent, the annular
The center of step surface offers through hole, and the annular table terrace has been uniformly distributed circumferentially bolt hole, the adapter flange it is interior
Wall in the conical surface arrange, and the upper conical surface edge above the through hole centrage in cambered surface setting.
Wherein, the lower conical surface edge below the through hole centrage is grouped into by cambered surface part and non-arc face.
Wherein, the arc length positioned at non-arc face part in the lower conical surface edge below the through hole centrage is lower conical surface edge
The 1/18～1/3 of total arc length.
Wherein, the arc length positioned at non-arc face part in the lower conical surface edge below the through hole centrage is lower conical surface edge
The 1/6～1/3 of total arc length.
Wherein, the arc length positioned at non-arc face part in the lower conical surface edge below the through hole centrage is lower conical surface edge
The 1/6 of total arc length.
Wherein, the non-arc face sets up the underface that is placed in the through hole centrage separately and is symmetrical with vertical centrage
Centrage.
Wherein, the bolt hole is arranged across horizontal center line and the distribution of vertical centrage.
Wherein, the quantity of the bolt hole is four integral multiple.
Wherein, the quantity of the bolt hole is eight.
A kind of pressure vessel is additionally provided, cylinder, the end socket for being arranged at cylinder two ends and turnover material opening is included,
The turnover material opening is connected with mouthpiece flange, wherein, the mouthpiece flange is any of the above-described described one kind
Pressure vessel passes in and out material mouthpiece flange.
The beneficial effect of the application：Compared with prior art, the adapter flange of the application its highly with traditional band reinforcement
Section height of nozzle is compared, and is more close to housing wall thickness, easily harmonious with housing rigidity, and the internal face of adapter flange is
The conical surface is arranged, and is difficult to gather material, and the upper conical surface edge above through hole centrage is arranged in cambered surface, is made near pressure
Round and smooth at the inner walls of container, reduction stress concentration, by intrinsic pressure, while the inwall of the adapter flange as turnover material opening
The cambered surface at upper conical surface edge causes material to change flow direction generation flow-disturbing whirlpool at cambered surface and turnover is more easy under effect of inertia,
Improve material turnover efficiency and do not block import and export, lower conical surface edge does not do cambered surface and processes and at utmost retains stablizing for its structure
Property, the structural mutation degree between adapter flange and the housing of pressure vessel is relaxed, is conducive to adapter flange to bear fatigue load,
And non-arc face part is set at lower conical surface edge, it is to cause material under Gravitative Loads toward dirty, under flange inner wall
Portion arranges the taper seat less than Self-locking angle θ, saves technique and cost.The pressure vessel of the application is due to using above-mentioned adapter flange
So that the pressure vessel both endurance, and do not gather feed blocking import and export so that the service life of pressure vessel extends.
Description of the drawings
The application is described further using accompanying drawing, but the embodiment in accompanying drawing does not constitute any limit to the application
System, for one of ordinary skill in the art, on the premise of not paying creative work, can be being obtained according to the following drawings
Other accompanying drawings.
Fig. 1 is the structural representation of the companion flange in existing conventional art.
Fig. 2 is a kind of structural representation at a visual angle of pressure vessel turnover material mouthpiece flange of the application.
Fig. 3 is that a kind of partial structurtes at another visual angle of pressure vessel turnover material mouthpiece flange of the application are illustrated
Figure.
Include in Fig. 1, Fig. 2 and Fig. 3：
The housing 1 of pressure vessel, heavy wall strengthening segment 2, mouthpiece 3, angle welding 4, right-angle structure 5；
It is flange body 6, annular table terrace 7, bolt hole 8, through hole 9, the upper conical surface 10, the lower conical surface 11, upper conical surface edge 12, logical
Centerline hole 13, vertical centrage 14, horizontal center line 15, the non-arc face part 16 at lower conical surface edge, docking group weld seam 17, under
Conical surface edge 18.
Specific embodiment
With the following Examples the application is described in further detail.
Embodiment 1.
A kind of pressure vessel passes in and out material mouthpiece flange, and as shown in Figure 2 to Figure 3, centered on which, line level, flange are close
The vertical mounting structure of front cover, the adapter flange are connected by docking group weld seam 17 with the housing 1 of pressure vessel, and the adapter is convex
Edge includes flange body 6, and the flange body 6 is provided with the annular table terrace 7 of indent, the center of the annular table terrace 7
Through hole 9 is offered, the annular table terrace 7 has been uniformly distributed circumferentially bolt hole 8, and the internal face of the adapter flange is in the conical surface
Arrange, and the upper conical surface edge 12 above the through hole centrage 13 in cambered surface setting.Wherein, mouthpiece flange and pressure
The housing 1 of force container using docking group weldering welding by the way of, compared to existing technology in angle welding 4 be easier soldering tip, and
The quality inside weld seam can be checked by current detection meanss.Mouthpiece flange can adopt the knot of forging or thick-walled pipe
Structure, the adapter flange of big specification is typically based on forging.
Compared with prior art, the internal face of adapter flange is arranged for the conical surface, is difficult to gather material, also makes Flow of Goods and Materials empty
Between have an appropriate progressive formation, fluid stable, and the upper conical surface edge 12 above through hole centrage 13 be in cambered surface
Arrange, make round and smooth at 1 inwall of housing of pressure vessel, reduction stress concentration, by intrinsic pressure, while as turnover material opening
Adapter flange inwall on the cambered surface at conical surface edge 12 cause material to change flow direction at the cambered surface to produce slight flow-disturbing whirlpool
Whirlpool is more easy to turnover under effect of inertia, also avoids material turn sharp from causing collision crashing or wash away strongly damage inwall, improves
Material turnover efficiency does not block import and export, and lower conical surface edge 18 does not do cambered surface and processes the stability at utmost retaining its structure,
The structural mutation degree between adapter flange and the housing 1 of pressure vessel is relaxed, is conducive to adapter flange to bear fatigue load, and
And non-arc face part 16 is set at lower conical surface edge 18 so that material is past dirty under Gravitative Loads, only under flange inner wall
Portion arranges the taper seat of Self-locking angle, saves technique and cost.
Specifically, the lower conical surface edge 18 below the through hole centrage 13 is by cambered surface part and non-arc face part 16
Composition.
Specifically, under the arc length positioned at non-arc face part 16 in the lower conical surface edge 18 below the through hole centrage 13 is
The 1/18～1/3 of 18 total arc length of conical surface edge.
Specifically, under the arc length positioned at non-arc face part 16 in the lower conical surface edge 18 below the through hole centrage 13 is
The 1/6～1/3 of 18 total arc length of conical surface edge.
Specifically, the arc length positioned at non-arc face part 16 in the lower conical surface edge below the through hole centrage 13 is lower cone
The 1/6 of 18 total arc length of face edge.
Specifically, non-arc face part 16 is arranged at the underface of the through hole centrage 13 and with vertical centrage
14 is symmetrical center line.Advantageously in turnover and internal pressure-resistant and the endurance of material.
Specifically, the bolt hole is arranged across horizontal center line 15 and the distribution of vertical centrage 14.Entirety improves flange
Force-bearing situation, endurance increase the service life.
Specifically, the quantity of the bolt hole 8 is four integral multiple.Preferably, the quantity of the bolt hole 8 is eight.
Good stability, beneficial to the impact for tolerating intrinsic pressure effect.
Embodiment 2.
A kind of pressure vessel, includes cylinder, the end socket for being arranged at cylinder two ends and turnover material opening, the turnover
Material opening is connected with mouthpiece flange, wherein, the mouthpiece flange is that a kind of pressure vessel described in embodiment 1 enters
Go out material mouthpiece flange.The pressure vessel both endurance, and do not gather feed blocking import and export so that pressure vessel
Service life extends.
Finally it should be noted that above example is only illustrating the technical scheme of the application, rather than the application is protected
The restriction of shield scope, although having made to explain to the application with reference to preferred embodiment, one of ordinary skill in the art should
Work as understanding, the technical scheme of the application can be modified or equivalent, without deviating from the reality of technical scheme
Matter and scope.
Claims (10)
1. a kind of pressure vessel passes in and out material mouthpiece flange, it is characterised in that：The shell of the adapter flange and pressure vessel
Body docking group is welded, and the adapter flange includes flange body, and the flange body is provided with the annular table terrace of indent, described
The center of annular table terrace offers through hole, and the annular table terrace has been uniformly distributed circumferentially bolt hole, the adapter flange
Internal face in the conical surface arrange, and the upper conical surface edge above the through hole centrage in cambered surface setting.
2. a kind of pressure vessel according to claim 1 passes in and out material mouthpiece flange, it is characterised in that：Positioned at described
Lower conical surface edge below through hole centrage is grouped into by cambered surface part and non-arc face.
3. a kind of pressure vessel according to claim 2 passes in and out material mouthpiece flange, it is characterised in that：Positioned at described
In lower conical surface edge below through hole centrage, the arc length of non-arc face part is the 1/18～1/3 of the total arc length in lower conical surface edge.
4. a kind of pressure vessel according to claim 3 passes in and out material mouthpiece flange, it is characterised in that：Positioned at described
In lower conical surface edge below through hole centrage, the arc length of non-arc face part is the 1/6～1/3 of the total arc length in lower conical surface edge.
5. a kind of pressure vessel according to claim 4 passes in and out material mouthpiece flange, it is characterised in that：Positioned at described
In lower conical surface edge below through hole centrage, the arc length of non-arc face part is the 1/6 of the total arc length in lower conical surface edge.
6. a kind of pressure vessel as claimed in any of claims 2 to 5 passes in and out material mouthpiece flange, its feature
It is：The non-arc face sets up the underface that is placed in the through hole centrage separately and with vertical centrage as symmetrical center line.
7. a kind of pressure vessel according to claim 1 passes in and out material mouthpiece flange, it is characterised in that：The bolt
Hole is arranged across horizontal center line and the distribution of vertical centrage.
8. a kind of pressure vessel according to claim 1 passes in and out material mouthpiece flange, it is characterised in that：The bolt
The quantity in hole is four integral multiple.
9. a kind of pressure vessel according to claim 8 passes in and out material mouthpiece flange, it is characterised in that：The bolt
The quantity in hole is eight.
10. a kind of pressure vessel, includes cylinder, the end socket for being arranged at cylinder two ends and turnover material opening, the turnover
Material opening is connected with mouthpiece flange, it is characterised in that：The mouthpiece flange is any one in claim 1 to 9
A kind of pressure vessel turnover material mouthpiece flange described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410599969.5A CN104295738B (en) | 2014-10-31 | 2014-10-31 | Pressure vessel inlet and outlet material opening collection pipe flange and pressure vessel thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410599969.5A CN104295738B (en) | 2014-10-31 | 2014-10-31 | Pressure vessel inlet and outlet material opening collection pipe flange and pressure vessel thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104295738A CN104295738A (en) | 2015-01-21 |
| CN104295738B true CN104295738B (en) | 2017-04-26 |
Family
ID=52315595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410599969.5A Active CN104295738B (en) | 2014-10-31 | 2014-10-31 | Pressure vessel inlet and outlet material opening collection pipe flange and pressure vessel thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104295738B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772091A (en) * | 2015-03-30 | 2015-07-15 | 茂名重力石化机械制造有限公司 | Reactor with inner supporting structure |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE130421T1 (en) * | 1992-01-10 | 1995-12-15 | Technical Products Group Inc | POLE PIECE FOR A FIBER WOUND PRESSURE VESSEL. |
| JPH1194172A (en) * | 1997-09-25 | 1999-04-09 | Ishikawajima Harima Heavy Ind Co Ltd | Small diameter nozzle |
| JP4272604B2 (en) * | 2004-08-23 | 2009-06-03 | 日本発條株式会社 | Pressure vessel and pressure accumulator / buffer |
| JP5179458B2 (en) * | 2009-11-11 | 2013-04-10 | 八千代工業株式会社 | Pressure vessel seal structure |
| DE102010018700B4 (en) * | 2010-04-29 | 2019-05-09 | Magna Steyr Fahrzeugtechnik Ag & Co. Kg | pressure vessel |
| CN204153132U (en) * | 2014-10-31 | 2015-02-11 | 茂名重力石化机械制造有限公司 | A kind of pressurized container turnover material mouthpiece flange and pressurized container thereof |
-
2014
- 2014-10-31 CN CN201410599969.5A patent/CN104295738B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104295738A (en) | 2015-01-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 525024 Guangdong City, Maoming Province Ring West Road, No. 91 Applicant after: Maoming gravity Petrochemical Equipment Co Ltd Address before: 525024 Maoming City, Guangdong Province West Road, Maoming City, the gravity of the Petrochemical Machinery Manufacturing Co., Ltd., Applicant before: The Challenge Petrochemical Machinery Corporation |
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| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |