CN1730991A - High-pressure container - Google Patents
High-pressure container Download PDFInfo
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- CN1730991A CN1730991A CN 200510044199 CN200510044199A CN1730991A CN 1730991 A CN1730991 A CN 1730991A CN 200510044199 CN200510044199 CN 200510044199 CN 200510044199 A CN200510044199 A CN 200510044199A CN 1730991 A CN1730991 A CN 1730991A
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Abstract
The present invention is one kind of high pressure container with quickly opened end cover. The end cover is provided with hydraulic cylinder and pre-pressurized cylinder controlled with one pressure control mechanism, and the hydraulic cylinder is communicated with the container via pipeline, and the hydraulic cylinder and the pre-pressurized cylinder are fixed also on the upper beam plate supported with at least three uprights on the pedestal, on which the container bearing bogie is set. The quickly opened container cover makes the hydraulic cylinder and the container pressure relieved stably and quickly in 10-20 sec. The present invention is especially suitable for in lab to synthesize natural gas hydrate to avoid the decomposition of the synthesized hydrate.
Description
Technical field
The present invention relates to the improvement of deep-sea detecting, deep-sea simulation, deep-sea scope, it specifically is the quick opening device of a kind of high-pressure bottle, the container end that this high-pressure bottle can be opened more easily fast, it belongs to the structure-design technique field of high-pressure bottle.
Background technique
Because seawater has certain pressure, particularly at the deep-sea, for example at 6000 meters deep-sea, hydraulic pressure can reach 60Mpa in the ocean.At present, design field at high-pressure bottle, the sealing of high-pressure bottle is the problem of a key, the main difficult point of the sealing of high-pressure bottle just is the problem of the huge axial force that produces that needs solution high pressure brings on container end, for example: the container of diameter 260mm, working pressure 40MPa acts on the axial force F=3.1415926/4*D on the end cap
2* P=2122640N, about 212 tons.Seal form commonly used mainly contains plain cushion sealing, the sealing of O type circle, seal with double-cone, wood closure, Caza sealing etc., referring to " State Standard of the People's Republic of China's Steel Pressure Vessels GB150-1998 ".Wherein the three kinds of schemes in front are along with the increase of container internal pressure, and the pressure between end cap and the high-pressure bottle cylindrical shell diminishes, and belong to non axial self-tightening sealing mode; The two kinds of schemes in back then are the increases along with container internal pressure, and it is big that the pressure between end cap and the high-pressure bottle cylindrical shell becomes, and belongs to the axial self-seal mode.First three plants the axial force that sealing means generally uses the pretightening force of bolt to come the balance high pressure to produce, and during unlatching, unclamp all bolts.And to unclamp a plurality of thicker bolts, and need to take many times, open very slow.Wood closure takes to process a groove on barrel, place four cyclizations in the groove, use four cyclizations to block the upper end cap that is placed under it, bear axial force by the groove on four cyclizations and the barrel, this structure more complicated, and use this scheme open operation to bother very much, adopt the mode of wood closure, also to unclamp a plurality of less relatively bolts, and the parts such as four cyclizations of more difficult taking-up, open also very slowly, the pressurized container that approximately unclamps a diameter 260mm bore generally needed about 30-60 minute.Caza sealing is to adopt at the end cap and the cylindrical shell outside all to process outside thread, puts the female sleeve of processing in its outside then, and this structural requirement machining accuracy is higher, and processing is difficulty relatively, also more complicated of step during unlatching, and it is not too convenient to use.At present these sealing means commonly used are relatively to be suitable for for opening the not too frequent application of number of times, but if high-pressure bottle is carried out frequent unlatching, then seeming is not easily, and very tired.For example aspect the withstand voltage experiment of deep-sea instrument, instrument of every experiment or parts all need to open once, use these sealing means to make operation require great effort very much, require opening speed occasion faster at some, for example: in the laboratory, use high-pressure bottle synthesis of natural air water and thing, will take out it after gas water and thing are synthetic, after the high-pressure bottle release, will not decompose if gas water and thing do not take out as early as possible, can't be competent at all at the above-mentioned conventional sealing means of these occasions.
Summary of the invention
The objective of the invention is to provide a kind of high-pressure bottle that is provided with quick unlatching end cap, to be adapted to that high-pressure bottle is carried out frequent unlatching.
Task of the present invention is finished by following technological scheme, has developed a kind of high-pressure bottle, and it comprises the container end of quick unlatching.Described this end cap is provided with oil hydraulic cylinder and the precompression cylinder by pressure control mechanism control, wherein is communicated with by pipeline between oil hydraulic cylinder and this container; Oil hydraulic cylinder and precompression cylinder are fixed on the upper beam dish, are supported by three root posts at least around this dish, and all columns also are fixed on the base, the movable dolly that loads this container that is provided with on base.
Described oil hydraulic cylinder, it is arranged on three oil hydraulic cylinders on this end cap at least, and the piston area sum of all cylinders and the cross-section area of this container are complementary.
Described precompression cylinder, its piston rod outer end is fixedly installed on this end cap, and this prefabricating oil cylinder is the power of opening end cap to be provided all the time or to be pressed on pretightening force on this end cap.
Between the described high-pressure bottle, itself and this end cap or adopt the sealing of O type circle, or the plain cushion sealing, or adopt the seal with double-cone structure.
The invention has the advantages that: because described high-pressure bottle comprises the container end of quick unlatching, which is provided with oil hydraulic cylinder and precompression cylinder by pressure control mechanism control, wherein be communicated with by pipeline between oil hydraulic cylinder and this container, wherein the pressure in oil hydraulic cylinder and this container is consistent by pressure control device, perhaps use pipeline that oil hydraulic cylinder and this container directly are communicated with, guarantee that its pressure is consistent in some occasion.Be arranged on this end cap owing at least three of oil hydraulic cylinders again, the piston area sum of all oil hydraulic cylinders and the cross-section area of this container are complementary, for keeping the stability in supercharging and the stress-relief process, the area sum of oil hydraulic cylinder can be slightly larger than the sectional area of this container, to keep remaining positive interaction force between end cap and the container.Therefore, the axial force that acts on the end cap that produces owing to high pressure in the high-pressure bottle can be by all oil hydraulic cylinder balances.The precompression cylinder that is fixed on the upper beam dish can provide the power of opening end cap and the pretightening force that compresses this container end.Because supported by three root posts at least around the upper beam dish, all columns also are fixed on the base, the movable dolly that loads this container that is provided with on base.This dolly can be movable on base, after being used for this high-pressure bottle release and lifting this end cap by precompression cylinder, pull out this container to this end cap outside, again experiment material is put into container, then this container is passed through charging carriage, this container is shifted onto under this end cap, restarted prefabricating oil cylinder, promptly produce the needed pretightening force of sealing.Because it is consistent that oil hydraulic cylinder and this container pressure remain, therefore make oil hydraulic cylinder and this container in stress-relief process, have stable and release rapid, this general container just can be finished stress-relief process with 10-20 second.And because the production seriation of high-pressure and hydraulic oil cylinder selects for use the high-pressure and hydraulic oil cylinder to come the scheme cost of balancing axial thrust also lower.
Accompanying drawing and embodiment thereof
Embodiments of the invention further specify as follows in conjunction with the accompanying drawings:
Fig. 1 is for high-pressure bottle and open end cap master TV structure schematic representation fast.
Fig. 2 is a high-pressure bottle structure plan view.
Referring to Fig. 1, a kind of high-pressure bottle that Fig. 2 makes, it comprises the container end 5 of quick unlatching.Described this end cap 5 is provided with oil hydraulic cylinder 3 and the precompression cylinder 4 by pressure control mechanism 9 control, and wherein pressure control mechanism 9 and oil hydraulic cylinder 3 and this container 6 are communicated with by pipeline; Oil hydraulic cylinder 3 and precompression cylinder 4 also are fixed on the upper beam dish 1, are supported by three root posts 2 at least around this dish 1, and all columns 2 also are fixed on the base 8, and activity is provided with the dolly 7 that loads this container 6 on base 8.
Described oil hydraulic cylinder 3, it is arranged on four oil hydraulic cylinders 3 on this end cap 5, and the piston area sum of all cylinders 3 and the cross-section area of this container 6 are complementary.
Described precompression cylinder 4, its piston rod outer end are fixedly installed on this end cap 5, and this precompression cylinder 4 is the power of opening end cap 5 to be provided all the time or to be pressed on pretightening force on this end cap 5.
Between the described high-pressure bottle 6, itself and this end cap 5 or adopt the sealing of O type circle, or the plain cushion sealing, or adopt the seal with double-cone structure.
High-pressure bottle of the present invention is specifically used in the experiment of laboratory synthesis of natural gas hydrate, and its operating process is as follows:
At first, this high-pressure bottle 6 is pulled out to the outer fix of container end 5, again experiment material is put into this container 6, then, with high-pressure bottle 6 shift onto this end cap 5 under, start precompression cylinder 4 and this end cap 5 is depressed be sealed in the needed pretightening force of these container 6 ports and provide by precompression cylinder 4.In precompression cylinder 4 pressurizations simultaneously, the pressure of oil hydraulic cylinder 3 and this container 6 increases synchronously, and both cancel out each other.Pressure between this end cap 5 and this container 6 remains the pretightening force that precompression cylinder 4 produces.
During openable container end cap 5, the synchronous pressure release of pressure of oil hydraulic cylinder 3 and this container 6 is reduced, the pressure release time is shorter, and generally this container just can be finished stress-relief process with 10-20 second.After this container 6 is normal pressure, precompression cylinder 4 releases, and oppositely move upward, lift this end cap 5, precompression cylinder 4 drives on the end cap 5 and moves a very little distance after the pressure release, end cap 5 and high-pressure bottle are disengaged, just can pull out following container, the whole operation time is very short, be no more than 2 minutes at most, realized quick unlatching high-pressure bottle, taken out the gas hydrates of making as early as possible, in order to avoid the purpose of this decomposition of hydrate.
Those of ordinary skill in the art can understand, and in protection scope of the present invention, makes amendment for the foregoing description, and it all is possible adding and replacing, and it does not all exceed protection scope of the present invention.
Claims (4)
1, a kind of high-pressure bottle, the container end that it comprises quick unlatching is characterized in that: described this end cap is provided with oil hydraulic cylinder and the precompression cylinder by pressure control mechanism control, wherein is communicated with pressure by pipeline between oil hydraulic cylinder and this container and is consistent; Oil hydraulic cylinder and precompression cylinder also are fixed on the upper beam dish, are supported by three root posts at least around this dish, and all columns also are fixed on the base, the movable dolly that loads this container that is provided with on base.
2, according to the described high-pressure bottle of claim 1, it is characterized in that: described oil hydraulic cylinder, it is arranged on three oil hydraulic cylinders on this end cap at least, and the piston area sum of all cylinders and the cross-section area of this container are complementary.
3, according to the described high-pressure bottle of claim 1, it is characterized in that: described precompression cylinder, its piston rod outer end is fixedly installed on this end cap, and this prefabricating oil cylinder is the power of opening end cap to be provided all the time or to be pressed on pretightening force on this end cap.
4, according to the described high-pressure bottle of claim 1, it is characterized in that: between the described high-pressure bottle, itself and this end cap or adopt the sealing of O type circle, or the plain cushion sealing, or adopt the seal with double-cone structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100441999A CN100412422C (en) | 2005-08-02 | 2005-08-02 | High-pressure container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100441999A CN100412422C (en) | 2005-08-02 | 2005-08-02 | High-pressure container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1730991A true CN1730991A (en) | 2006-02-08 |
| CN100412422C CN100412422C (en) | 2008-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100441999A Expired - Fee Related CN100412422C (en) | 2005-08-02 | 2005-08-02 | High-pressure container |
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| Country | Link |
|---|---|
| CN (1) | CN100412422C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782437A (en) * | 2016-05-16 | 2016-07-20 | 江苏久维压力容器制造有限公司 | Double-cover pressing type pressure vessel |
| CN107592825A (en) * | 2015-05-12 | 2018-01-16 | 各星有限公司 | Clamping device for reactor assembly |
| CN110773082A (en) * | 2019-11-07 | 2020-02-11 | 河南省锅炉压力容器安全检测研究院 | Pressure vessel with overpressure protection |
| CN112065791A (en) * | 2020-08-14 | 2020-12-11 | 华中科技大学 | Full-working-condition test equipment and test bed for full-sea-depth buoyancy regulating system |
| CN113664507A (en) * | 2021-07-12 | 2021-11-19 | 合肥通用机械研究院有限公司 | Ultrahigh-pressure container pre-tightening device and pre-tightening method using same |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2260411B2 (en) * | 1972-12-09 | 1975-01-30 | Eisenwerke Kaiserslautern Gmbh, 6750 Kaiserslautern | Quick instructor's lock for apparatus containers |
| CN86102521A (en) * | 1986-10-03 | 1988-04-13 | 化学工业部上海化工研究院 | Quick open type high pressure vessel |
| JPH08219284A (en) * | 1995-02-17 | 1996-08-27 | Toshiba Corp | Device for closing opening part of pressure vessel and closing device for pressure test |
| JP4421028B2 (en) * | 1999-09-29 | 2010-02-24 | 株式会社神戸製鋼所 | Pressure treatment device |
| US6684899B2 (en) * | 2001-08-27 | 2004-02-03 | Rudolph Caparros | Apparatus for safely containing and delivering hazardous fluid substances from at least two supply cylinders |
| JP3798986B2 (en) * | 2002-01-30 | 2006-07-19 | バロテックハニュウダ株式会社 | Pressure vessel lid quick opening and closing device |
| CN2818931Y (en) * | 2005-08-02 | 2006-09-20 | 中国海洋大学 | High-pressure container |
-
2005
- 2005-08-02 CN CNB2005100441999A patent/CN100412422C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107592825A (en) * | 2015-05-12 | 2018-01-16 | 各星有限公司 | Clamping device for reactor assembly |
| CN107592825B (en) * | 2015-05-12 | 2021-03-26 | 各星有限公司 | Clamping device for reactor system |
| CN105782437A (en) * | 2016-05-16 | 2016-07-20 | 江苏久维压力容器制造有限公司 | Double-cover pressing type pressure vessel |
| CN110773082A (en) * | 2019-11-07 | 2020-02-11 | 河南省锅炉压力容器安全检测研究院 | Pressure vessel with overpressure protection |
| CN110773082B (en) * | 2019-11-07 | 2022-06-24 | 河北润丰低温设备有限公司 | Pressure vessel with overpressure protection |
| CN112065791A (en) * | 2020-08-14 | 2020-12-11 | 华中科技大学 | Full-working-condition test equipment and test bed for full-sea-depth buoyancy regulating system |
| CN112065791B (en) * | 2020-08-14 | 2022-05-20 | 华中科技大学 | Full-working-condition test equipment and test bed for full-sea-depth buoyancy regulating system |
| CN113664507A (en) * | 2021-07-12 | 2021-11-19 | 合肥通用机械研究院有限公司 | Ultrahigh-pressure container pre-tightening device and pre-tightening method using same |
| CN113664507B (en) * | 2021-07-12 | 2022-07-19 | 合肥通用机械研究院有限公司 | Ultrahigh-pressure container pre-tightening device and pre-tightening method using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100412422C (en) | 2008-08-20 |
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Granted publication date: 20080820 |