CN104295738A - 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
- CN104295738A CN104295738A CN201410599969.5A CN201410599969A CN104295738A CN 104295738 A CN104295738 A CN 104295738A CN 201410599969 A CN201410599969 A CN 201410599969A CN 104295738 A CN104295738 A CN 104295738A
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- China
- Prior art keywords
- flange
- pressurized container
- conical surface
- center line
- pressure vessel
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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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J12/00—Pressure vessels in general
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- 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 relates to for the various high-temperature high-voltage reaction device in petroleum refining and chemical industry, Coal Chemical Industry, chemical fertilizer industry and other various chemical industry, air-conditioning, air cooling, electric power facility equipment etc. or technical field of heat exchangers, and particularly a kind of exist the pressurized container turnover material mouthpiece flange and pressurized container thereof that loading cycle or operating parameter often fluctuate.
Background technique
Vessel shell there is mouthpiece, different by the difference of the size of container process parameter and adapter function, joint pipe structure.Mouthpiece because pressurized container often operates at high temperature under high pressure, or has circulation repeatable operation, so must have lasting high strength and excellent sealing.
The mouthpiece of traditional pressurized container, only adds wall thickness at one section of the case weld with pressurized container.When specification needed for thick walled tube is not standard measure, adopt the thick walled tube of close specification to process, or adopt forging manufacture.
Traditional pressurized container opening adapter as shown in Figure 1, the housing 1 of pressurized container is had the mouthpiece 3 of heavy wall strengthening segment 2 by fillet weld 4 assembly welding, in mouthpiece 3, close vessel shell 1 inwall place is right-angle structure 5.There is following problem in said structure: one is heavy wall strengthening segment 2 and height height compared with the wall thickness of housing 1 of mouthpiece 3, and stiffness difference is comparatively large, can only bear interior pressure effect, not endurance; Two is that will increase energy consumption because of fluid turn sharp, wash away nozzle inner wall, gather material, viscous fluid easily blocks because the inwall place of the housing 1 near pressurized container in mouthpiece 3 is a right-angle structure 5.If at the metal layer of nozzle inner wall built-up welding resistance to erosion, then cause intensity and toughness to suddenly change, then reduce the fatigue life of cycling.
Therefore, research and develop a kind of material opening being applied to petrochemical industry reactor can simultaneously taken into account by the cost-effectiveness requirement of the technical requirementss such as interior pressure, endurance, not putty, easily welding and low cost to take over linkage structure between vessel shell there is important engineering significance.
application content
The object of the application is to avoid deficiency of the prior art and provides a kind of pressurized container can simultaneously taken into account by interior pressure, endurance, not putty, easily welding and low cost to pass in and out material mouthpiece flange and pressurized container thereof.
The object of the application is achieved through the following technical solutions:
providea kind of pressurized container turnover material mouthpiece flange, described adapter flange docks assembly welding with the housing of pressurized container, described adapter flange includes flange body, described flange body is provided with the annular table terrace of indent, the center of described annular table terrace offers through hole, described annular table terrace has been uniformly distributed circumferentially bolt hole, and the internal face of described adapter flange is conical surface setting and the upper conical surface edge be positioned at above described through hole center line is cambered surface setting.
Wherein, the lower conical surface edge be positioned at below described through hole center line is made up of cambered surface part and non-arc face portion.
Wherein, the arc length being arranged in the lower conical surface edge non-arc face portion below described through hole center line is 1/18 ~ 1/3 of the total arc length in lower conical surface edge.
Wherein, the arc length being arranged in the lower conical surface edge non-arc face portion below described through hole center line is 1/6 ~ 1/3 of the total arc length in lower conical surface edge.
Wherein, the arc length being arranged in the lower conical surface edge non-arc face portion below described through hole center line is 1/6 of the total arc length in lower conical surface edge.
Wherein, described non-arc face portion to be arranged at immediately below described through hole center line and with vertical center line for symmetrical center line.
Wherein, described bolt hole is arranged across horizontal center line and the distribution of vertical center line.
Wherein, the quantity of described bolt hole is the integral multiple of four.
Wherein, the quantity of described bolt hole is eight.
additionally providea kind of pressurized container, include cylindrical shell, be arranged at the end socket at cylindrical shell two ends and turnover material opening, described turnover material opening is connected with mouthpiece flange, and wherein, described mouthpiece flange is above-mentioned arbitrary described a kind of pressurized container turnover material mouthpiece flange.
The beneficial effect of the application: compared with prior art, its height of the adapter flange of the application is compared with traditional band reinforcement section height of nozzle, more close with housing wall thickness, more easily harmonious with housing rigidity, and the internal face of adapter flange is conical surface setting, not easily gather material, and the upper conical surface edge be positioned at above through hole center line is, and cambered surface is arranged, make the inner walls place near pressurized container round and smooth, stress concentration is fallen, by interior pressure, make material change flow direction generation flow-disturbing whirlpool at cambered surface place as the cambered surface at conical surface edge on the inwall of the adapter flange of turnover material opening more easily to pass in and out under effect of inertia simultaneously, improve material turnover efficiency and do not block import and export, lower conical surface edge does not do the stability that cambered surface process at utmost retains its structure, relax the structural mutation degree between adapter flange and the housing of pressurized container, be conducive to adapter flange and bear fatigue load, and non-arc face portion is set at lower conical surface edge, for making material under Gravitative Loads toward dirty, the conical surface being less than Self-locking angle θ is only set in the bottom of flange inner wall, save technique and cost.The pressurized container of the application makes this pressurized container both endurances owing to adopting above-mentioned adapter flange, and does not gather feed blocking import and export, and the working life of pressurized container is extended.
Accompanying drawing explanation
Utilize accompanying drawing to be described further the application, but the embodiment in accompanying drawing does not form any restriction to the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the following drawings.
Fig. 1 is the structural representation of the companion flange in existing conventional art.
Fig. 2 is the structural representation at a visual angle of a kind of pressurized container turnover material mouthpiece flange of the application.
Fig. 3 is the partial structurtes schematic diagram at another visual angle of a kind of pressurized container turnover material mouthpiece flange of the application.
Include in Fig. 1, Fig. 2 and Fig. 3:
The housing 1 of pressurized container, heavy wall strengthening segment 2, mouthpiece 3, fillet weld 4, right-angle structure 5;
The non-arc face portion 16 of 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, through hole center line 13, vertically center line 14, horizontal center line 15, lower conical surface edge, docking assembly welding seam 17, lower conical surface edge 18.
Embodiment
With the following Examples the application is described in further detail.
embodiment 1.
A kind of pressurized container turnover material mouthpiece flange, as shown in Figure 2 to Figure 3, line level centered by it, the vertical mounting structure in flange seal face, the housing 1 of described adapter flange and pressurized container stitches 17 be connected by docking assembly welding, described adapter flange includes flange body 6, described flange body 6 is provided with the annular table terrace 7 of indent, the center of described annular table terrace 7 offers through hole 9, described annular table terrace 7 has been uniformly distributed circumferentially bolt hole 8, the internal face of described adapter flange is that the conical surface is arranged, and the upper conical surface edge 12 be positioned at above described through hole center line 13 is arranged in cambered surface.Wherein, mouthpiece flange adopts the mode of docking assembly welding and welding with the housing 1 of pressurized container, the easier soldering tip of fillet weld 4 compared to existing technology, and checks the quality of weld seam inside by current detection means.Mouthpiece flange can adopt the structure of forging or thick walled tube, and the adapter flange of large gauge size is generally based on forging.
Compared with prior art, the internal face of adapter flange is that the conical surface is arranged, not easily gather material, also Flow of Goods and Materials space is made to have a suitable progressive formation, fluid stable, and the upper conical surface edge 12 be positioned at above through hole center line 13 is arranged in cambered surface, make the housing 1 inwall place near pressurized container round and smooth, stress concentration is fallen, by interior pressure, make material produce slight flow-disturbing whirlpool at cambered surface place change flow direction as the cambered surface at conical surface edge 12 on the inwall of the adapter flange of turnover material opening more easily to pass in and out under effect of inertia simultaneously, also material turn sharp is avoided to cause collision crashing or strongly wash away damage inwall, improve material turnover efficiency and do not block import and export, lower conical surface edge 18 does not do the stability that cambered surface process at utmost retains its structure, relax the structural mutation degree between adapter flange and the housing 1 of pressurized container, be conducive to adapter flange and bear fatigue load, and non-arc face portion 16 is set at lower conical surface edge 18, make material under Gravitative Loads toward dirty, the conical surface of Self-locking angle is only set in the bottom of flange inner wall, save technique and cost.
Concrete, the lower conical surface edge 18 be positioned at below described through hole center line 13 is made up of cambered surface part and non-arc face portion 16.
Concrete, the arc length being arranged in the lower conical surface edge 18 non-arc face portion 16 below described through hole center line 13 is 1/18 ~ 1/3 of the total arc length in lower conical surface edge 18.
Concrete, the arc length being arranged in the lower conical surface edge 18 non-arc face portion 16 below described through hole center line 13 is 1/6 ~ 1/3 of the total arc length in lower conical surface edge 18.
Concrete, the arc length being arranged in the lower conical surface edge non-arc face portion 16 below described through hole center line 13 is 1/6 of the total arc length in lower conical surface edge 18.
Concrete, described non-arc face portion 16 to be arranged at immediately below described through hole center line 13 and with vertical center line 14 for symmetrical center line.Advantageously in the turnover of material and internal pressure-resistant and endurance.
Concrete, described bolt hole distributes across horizontal center line 15 and vertical center line 14 and arranges.Entirety improves the force-bearing situation of flange, and endurance increases the service life.
Concrete, the quantity of described bolt hole 8 is the integral multiple of four.Preferably, the quantity of described bolt hole 8 is eight.Good stability, is beneficial to the impact of the effect of pressure in tolerance.
embodiment 2.
A kind of pressurized container, include cylindrical shell, be arranged at the end socket at cylindrical shell two ends and turnover material opening, described turnover material opening is connected with mouthpiece flange, and wherein, described mouthpiece flange is a kind of pressurized container turnover material mouthpiece flange described in embodiment 1.This pressurized container both endurances, and do not gather feed blocking import and export, the working life of pressurized container is extended.
Finally should be noted that; above embodiment is only in order to illustrate the technological scheme of the application; but not the restriction to the application's protection domain; although done to explain to the application with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technological scheme of the application or equivalent replacement, and not depart from essence and the scope of technical scheme.
Claims (10)
1. a pressurized container turnover material mouthpiece flange, it is characterized in that: described adapter flange docks assembly welding with the housing of pressurized container, described adapter flange includes flange body, described flange body is provided with the annular table terrace of indent, the center of described annular table terrace offers through hole, described annular table terrace has been uniformly distributed circumferentially bolt hole, and the internal face of described adapter flange is conical surface setting and the upper conical surface edge be positioned at above described through hole center line is cambered surface setting.
2. a kind of pressurized container turnover material mouthpiece flange according to claim 1, is characterized in that: the lower conical surface edge be positioned at below described through hole center line is made up of cambered surface part and non-arc face portion.
3. a kind of pressurized container turnover material mouthpiece flange according to claim 2, is characterized in that: the arc length being arranged in the lower conical surface edge non-arc face portion below described through hole center line is 1/18 ~ 1/3 of the total arc length in lower conical surface edge.
4. a kind of pressurized container turnover material mouthpiece flange according to claim 3, is characterized in that: the arc length being arranged in the lower conical surface edge non-arc face portion below described through hole center line is 1/6 ~ 1/3 of the total arc length in lower conical surface edge.
5. a kind of pressurized container turnover material mouthpiece flange according to claim 4, is characterized in that: the arc length being arranged in the lower conical surface edge non-arc face portion below described through hole center line is 1/6 of the total arc length in lower conical surface edge.
6. a kind of pressurized container turnover material mouthpiece flange as claimed in any of claims 2 to 5, is characterized in that: described non-arc face portion to be arranged at immediately below described through hole center line and with vertical center line for symmetrical center line.
7. a kind of pressurized container turnover material mouthpiece flange according to claim 1, is characterized in that: described bolt hole is arranged across horizontal center line and the distribution of vertical center line.
8. a kind of pressurized container turnover material mouthpiece flange according to claim 1, is characterized in that: the quantity of described bolt hole is the integral multiple of four.
9. a kind of pressurized container turnover material mouthpiece flange according to claim 8, is characterized in that: the quantity of described bolt hole is eight.
10. a pressurized container, include cylindrical shell, be arranged at the end socket at cylindrical shell two ends and turnover material opening, described turnover material opening is connected with mouthpiece flange, it is characterized in that: described mouthpiece flange is a kind of pressurized container turnover material mouthpiece flange in claim 1 to 9 described in any one.
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 true CN104295738A (en) | 2015-01-21 |
| CN104295738B CN104295738B (en) | 2017-04-26 |
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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 |
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| CN (1) | CN104295738B (en) |
Cited By (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 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1074281A (en) * | 1992-01-10 | 1993-07-14 | 布伦瑞克公司 | The improved mouth of pipe of filament winding pressing pressure container |
| JPH1194172A (en) * | 1997-09-25 | 1999-04-09 | Ishikawajima Harima Heavy Ind Co Ltd | Small bore pipe nozzle stub |
| CN1740575A (en) * | 2004-08-23 | 2006-03-01 | 日本发条株式会社 | Pressure container and pressure accumulating/buffer apparatus |
| CN102062211A (en) * | 2009-11-11 | 2011-05-18 | 八千代工业株式会社 | Pressure vessel having improved sealing arrangement |
| CN102392894A (en) * | 2010-04-29 | 2012-03-28 | 玛格纳斯太尔汽车技术股份公司 | Pressure container |
| 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
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1074281A (en) * | 1992-01-10 | 1993-07-14 | 布伦瑞克公司 | The improved mouth of pipe of filament winding pressing pressure container |
| JPH1194172A (en) * | 1997-09-25 | 1999-04-09 | Ishikawajima Harima Heavy Ind Co Ltd | Small bore pipe nozzle stub |
| CN1740575A (en) * | 2004-08-23 | 2006-03-01 | 日本发条株式会社 | Pressure container and pressure accumulating/buffer apparatus |
| CN102062211A (en) * | 2009-11-11 | 2011-05-18 | 八千代工业株式会社 | Pressure vessel having improved sealing arrangement |
| CN102392894A (en) * | 2010-04-29 | 2012-03-28 | 玛格纳斯太尔汽车技术股份公司 | Pressure container |
| 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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104295738B (en) | 2017-04-26 |
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| Date | Code | Title | Description |
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| 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 |