CN2818931Y - High-pressure container - Google Patents

High-pressure container Download PDF

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Publication number
CN2818931Y
CN2818931Y CN 200520085588 CN200520085588U CN2818931Y CN 2818931 Y CN2818931 Y CN 2818931Y CN 200520085588 CN200520085588 CN 200520085588 CN 200520085588 U CN200520085588 U CN 200520085588U CN 2818931 Y CN2818931 Y CN 2818931Y
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CN
China
Prior art keywords
container
pressure
end cap
hydraulic cylinder
cylinder
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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.)
Expired - Fee Related
Application number
CN 200520085588
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Chinese (zh)
Inventor
张晓东
曹志敏
许淑梅
于新生
安伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ocean University of China
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Ocean University of China
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ocean University of China filed Critical Ocean University of China
Priority to CN 200520085588 priority Critical patent/CN2818931Y/en
Application granted granted Critical
Publication of CN2818931Y publication Critical patent/CN2818931Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a high-pressure container, which comprises a container end cover which can be opened quickly, a hydraulic cylinder and a pre-pressing cylinder which are controlled by a pressure control mechanism are arranged on the container end cover, wherein the hydraulic cylinder is communicated with the container by a pipeline, the hydraulic cylinder and the pre-pressing cylinder are also fixed on an upper beam disk, the periphery of the upper beam disk is supported at least by three upright columns which are also fixed on a base seat and a trolley which is loaded with the container is movably arranged on the base seat. The hydraulic cylinder and the container have the functions of stability and quick pressure relief in the process of pressure relief by the container end cover of the utility model because the container end cover can be opened quickly, and the container can complete the pressure relief process in 10-20 seconds in general. The utility model is particularly suitable for laboratory substitute natural gas hydrate which can finish the pressure relief in 10-20 seconds, the hydrate can be taken out as soon as possible after the pressure is reduced, the hydrate can not be decomposed and the quickly opened container end cover of the utility model can be completely competent for the occasions.

Description

High-pressure bottle
Technical field
The utility model 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 purpose of this utility model is that a kind of high-pressure bottle that is provided with quick unlatching end cap will be provided, to be adapted to that high-pressure bottle is carried out frequent unlatching.
Task of the present utility model 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.
Advantage of the present utility model is: 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 shifted onto under this end cap restart 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 is with 10---just can finish stress-relief process in 20 seconds.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
Embodiment of the present utility model further specifies 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 utility model 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 is with 10---just can finish stress-relief process in 20 seconds.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 domain of the present utility model, makes amendment for the foregoing description, and it all is possible adding and replacing, and it does not all exceed protection domain of the present utility model.

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.
CN 200520085588 2005-08-02 2005-08-02 High-pressure container Expired - Fee Related CN2818931Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520085588 CN2818931Y (en) 2005-08-02 2005-08-02 High-pressure container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520085588 CN2818931Y (en) 2005-08-02 2005-08-02 High-pressure container

Publications (1)

Publication Number Publication Date
CN2818931Y true CN2818931Y (en) 2006-09-20

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CN 200520085588 Expired - Fee Related CN2818931Y (en) 2005-08-02 2005-08-02 High-pressure container

Country Status (1)

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CN (1) CN2818931Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100412422C (en) * 2005-08-02 2008-08-20 中国海洋大学 High-pressure container
CN105757235A (en) * 2016-05-16 2016-07-13 江苏久维压力容器制造有限公司 Tank cover compression type pressure container
CN105805309A (en) * 2016-05-16 2016-07-27 江苏久维压力容器制造有限公司 Dual compression pressure vessel with two cover bodies
CN107592825A (en) * 2015-05-12 2018-01-16 各星有限公司 Clamping device for reactor assembly
CN114321368A (en) * 2021-11-30 2022-04-12 赣州潜行精密制造有限公司 Visible deep water pressure cylinder

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100412422C (en) * 2005-08-02 2008-08-20 中国海洋大学 High-pressure container
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
CN105757235A (en) * 2016-05-16 2016-07-13 江苏久维压力容器制造有限公司 Tank cover compression type pressure container
CN105805309A (en) * 2016-05-16 2016-07-27 江苏久维压力容器制造有限公司 Dual compression pressure vessel with two cover bodies
CN105757235B (en) * 2016-05-16 2017-11-24 江苏久维压力容器制造有限公司 A kind of cover compression type pressure vessel
CN114321368A (en) * 2021-11-30 2022-04-12 赣州潜行精密制造有限公司 Visible deep water pressure cylinder

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