CN103121515A - Vibration-proof liquid management inner core - Google Patents
Vibration-proof liquid management inner core Download PDFInfo
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- CN103121515A CN103121515A CN2013100457949A CN201310045794A CN103121515A CN 103121515 A CN103121515 A CN 103121515A CN 2013100457949 A CN2013100457949 A CN 2013100457949A CN 201310045794 A CN201310045794 A CN 201310045794A CN 103121515 A CN103121515 A CN 103121515A
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Abstract
The invention discloses a vibration-proof liquid management inner core. The vibration-proof liquid management inner core comprises a clapboard 1, an angle coarse particle collector 2, a coarse particle collector, a corner collector 3, and a bottom collector, wherein the coarse collector is connected between the clapboard 1 and the bottom collector, the angle coarse particle collector 2, the corner collector 3 are connected with the clapboard 1, the coarse particle collector comprises a force bearing barrel, a first thick mesh 7, a third supporting and pressing board 13, a second thick mesh 14, and a fourth supporting and pressing board 15, wherein the force bearing barrel comprises an adapter ring 5, an outer barrel 6, and an inner barrel 8, the bottom collector comprises a third collecting shell 9, a first supporting and pressing board 10, a thin mesh 11, and a second supporting and pressing board 12, wherein the bottom collecting shell is provided with a liquid outlet, and a thick collecting mesh structure is assembled by the third supporting and pressing board 13, the second thick mesh 14, and the fourth supporting and pressing board 15 from top to bottom. The vibration-proof liquid management inner core has the advantages of being simple in structure, and capable of effectively improving mechanical environmental adaptation of a storage tank, enhancing reliability of a system, and meanwhile meeting a mass flow requirement of the system.
Description
Technical field
The present invention relates to the propellant tank of aerospacecraft propulsion system, especially relate to and a kind ofly can realize gas-liquid separation and can bear the liquid management inner core of more abominable mechanical environment at local management formula surface tension propellant tank working process.
Background technology
Along with the development of space technology, on satellite widespread use the appearance of low thrust, rail control propulsion subsystem.Tank in this propulsion subsystem is mainly used in storing propellant and pressurization gas, and guarantees in the satellite flight stage, by propellant management device discharge target flow without gas, without the propellant feed driving engine of pressure disturbance.In recent years, propellant tank has the various ways such as piston type tank, bladder propellant tank, Metal diaphragm tank, metal bellows tank and surface tension propellant tank, and net formula surface tension propellant tank commonly used relies on the surface tension of liquid net that propellant is managed exactly at present.Its inner management device is called the liquid management inner core.
Along with the development of space propulsion system, propellant tank is more and more higher to the adaptive demand of its mechanical environment.At present local management formula surface tension propellant tank commonly used is managed cabin and non-management cabin by baffle for separating, because dividing plate is the large tracts of land thin-wall construction, be damaged in the dynamic environmental test of being everlasting, affect the normal use of tank, although can improve its mechanical environment comformability by modes such as thickening or reinforcements, but have little effect, this has limited the range of use of local management formula surface tension propellant tank greatly.
The present invention develops a kind of antivibration liquid management inner core on this basis.
Through consulting, retrieve pertinent data, find no the surface tension propellant tank that similar antivibration liquid management inner core is used for the aerospacecraft propulsion system.
Summary of the invention
The invention provides a kind of local management formula surface tension propellant tank antivibration liquid management inner core.This antivibration liquid management inner core is arranged on the liquid end exit of surface tension propellant tank.
according to an aspect of the present invention, provide a kind of antivibration liquid management inner core, comprise dividing plate 1, the thick catcher 2 in angle, thick catcher, angle catcher 3, bottom collector, wherein: described thick catcher is connected between dividing plate 1 and bottom collector, the thick catcher 2 in described angle, angle catcher 3 is connected in dividing plate 1, and described thick catcher comprises loaded cylinder, the first coarse net sheet 7, the 3rd pressing plate 13, the second coarse net sheet 14, the 4th pressing plate 15, described loaded cylinder comprises adapter ring 5, urceolus 6, inner core 8, described bottom collector comprise end receipts shell 9, first pressing plate 10, fine-structure mesh sheet 11, second pressing plate 12, shell 9 is received with liquid outlet in the end, described the 3rd pressing plate 13, the second coarse net sheet 14, the 4th pressing plate 15 is assembled into thick receipts net chip architecture from top to bottom successively, described thick receipts net chip architecture is horizontally installed in described inner core 8, and inner core 8 is arranged in described urceolus 6, and the first coarse net sheet 7 is between inner core 8 and urceolus 6, urceolus 6 is assemblied in end receipts shell 9, described first pressing plate 10, fine-structure mesh sheet 11, second pressing plate 12 is assembled into end receipts net chip architecture from top to bottom successively, and receive the net chip architecture and is arranged in receipts shell 9 of the described end at the end, and adapter ring 5 is connected between urceolus 6 and dividing plate 1.The inner core 6 of thick catcher, urceolus 8 simultaneously as the part of loaded cylinder, play the load effect with adapter ring 5.
Preferably, described the first coarse net sheet 7 is the central column layout, and the second coarse net sheet 14 is that planar rondure is arranged.
Preferably, the height of described the first coarse net sheet 7 is no more than 2/3rds of loaded cylinder height.
Preferably, the diameter of described the second coarse net sheet 14 and fine-structure mesh sheet 11 diameters are smaller.
Preferably, the wall thickness of described inner core 6, urceolus 8 and end receipts shell 9 is 1～3mm.
Preferably, described inner core 8, the first coarse net sheet 7, urceolus 6 are the tapered cylinder cylinder, and tapering is 0.5 °～5 °.
Preferably, described urceolus 6 and inner core 8 be uniform some holes on wall, realize liquid communication, can realize certain anti-shake effect.
Preferably, described angle catcher 3 is cylindrical-shaped structure, circumferentially except with wall catcher 4 join domains the fine-structure mesh sheet all is set.
Preferably, also comprise wall catcher 4, described wall catcher 4 connects described angle catcher 3.
Fig. 1 is the schematic diagram of antivibration liquid management inner core, and Fig. 2 is the schematic diagram of traditional liquid management inner core.The dividing plate of traditional liquid management inner core is the large-area thin plate structure, and vibration resistance is relatively poor, although can improve by reinforcement, effect is little.The present invention is arranged on thick catcher between dividing plate and bottom collector, both satisfied the bubble collecting function, improve again the mechanical structure of PMD, improved its force structure, avoided the parts such as dividing plate and passage in use to occur significantly/problem of high-frequency vibration.
In addition, thick catcher and loaded cylinder Integration Design have been simplified core arrangement, and simultaneously thick catcher can be arranged larger screen area, realizes large traffic demand.
The beneficial effect of this antivibration liquid management inner core is: thoroughly solved the problem of dividing plate mechanical environment bad adaptability, greatly increased the reliability of system; Simultaneously, can satisfy preferably the large flow needs of system.
Description of drawings
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 is antivibration liquid management inner core schematic diagram.
Fig. 2 is traditional liquid management inner core schematic diagram.
Fig. 3 is the connection structure schematic diagram between the 3rd pressing plate, the second coarse net sheet, the 4th pressing plate;
Fig. 4 is the connection structure schematic diagram between first pressing plate, fine-structure mesh sheet, second pressing plate;
Fig. 5 is the connection structure schematic diagram between urceolus, the first coarse net sheet, inner core.
In figure: 1 is dividing plate, and 2 is the thick catcher in angle, and 3 is the angle catcher, 4 is the wall catcher, and 5 is adapter ring, and 6 is urceolus, 7 is the first coarse net sheet, and 8 is inner core, and 9 for receiving shell in the end, 10 is first pressing plate, 11 is the fine-structure mesh sheet, and 12 is second pressing plate, and 13 is the 3rd pressing plate, 14 is the second coarse net sheet, and 15 is the 4th pressing plate.
The specific embodiment
The present invention is described in detail below in conjunction with specific embodiment.Following examples will help those skilled in the art further to understand the present invention, but not limit in any form the present invention.Should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
In the present embodiment, described antivibration liquid management inner core is all-metal construction, adopts the material manufacturing compatible with propellant I level.In manufacturing process, first assemble each net sheet and corresponding pressure plate structure, namely assemble the second coarse net sheet 14 and the 3rd pressing plate 13, the 4th the thick net chip architecture of receiving of pressing plate 15 formation, assembling fine-structure mesh sheet 11 and first pressing plate 10, second pressing plate 12 form end receipts net chip architecture.Carry out corresponding net sheet test after assembling, test by after can carry out follow-up installation step.
Along tank inner walls face, assemble from bottom to top afterwards.First assemble bottom collector (receive shell 9 and receives the net chip architecture end of with at the end), then the thick net chip architecture of receiving of assembling to inner core 8, is assembled urceolus 6, the first coarse net sheet 7 and inner core 8 afterwards, and assembling urceolus 6 is received shell 9 on earth, assembling adapter ring 5.
Receive shell 9 and be generally 2～8 with wall catcher 4(at the assembling end), assemble in diaphragm 1 is generally 2～8 with angle catcher 3(), assemble in diaphragm 1 is generally 2～8 with the thick catcher 2(in angle), then assemble respectively adapter ring 5 and dividing plate 1, angle catcher 3 and wall catcher 4.In the fitting process of adapter ring 5 and dividing plate 1, angle catcher 3 and wall catcher 4, note the coordination of physical dimension.
After the assembling of antivibration liquid management inner core is completed, assemble with the tank housing after the certification testing of being correlated with.Note the physical dimension coordination of end receipts shell 9, dividing plate 1 and tank housing in fitting process.
After adopting this kind structure, with respect to traditional local management formula surface tension propellant tank, loaded cylinder connecting partition, thick catcher and bottom collector have changed the force environment of dividing plate, have greatly improved its mechanical environment comformability; Loaded cylinder adopts open texture, can effectively reduce and manage liquid sloshing in the cabin, the reliability when improving tank work; The loaded cylinder structure is easily changed, and can realize different version and different purposes by the change loaded cylinder according to different task needs, such as anti-shake, loss of weight or water conservancy diversion etc.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (9)
1. an antivibration liquid management inner core, is characterized in that, comprises dividing plate (1), the thick catcher in angle (2), thick catcher, angle catcher (3), bottom collector, wherein: described thick catcher is connected between dividing plate (1) and bottom collector, the thick catcher in described angle (2), angle catcher (3) is connected in dividing plate (1), and described thick catcher comprises loaded cylinder, the first coarse net sheet (7), the 3rd pressing plate (13), the second coarse net sheet (14), the 4th pressing plate (15), described loaded cylinder comprise adapter ring (5), urceolus (6), inner core (8), described bottom collector comprise end receipts shell (9), first pressing plate (10), fine-structure mesh sheet (11), second pressing plate (12), shell (9) is received with liquid outlet in the end, described the 3rd pressing plate (13), the second coarse net sheet (14), the 4th pressing plate (15) is assembled into thick receipts net chip architecture from top to bottom successively, described thick receipts net chip architecture is horizontally installed in described inner core (8), inner core (8) is arranged in described urceolus (6), the first coarse net sheet (7) is positioned between inner core (8) and urceolus (6), urceolus (6) is assemblied in end receipts shell (9), described first pressing plate (10), fine-structure mesh sheet (11), second pressing plate (12) is assembled into end receipts net chip architecture from top to bottom successively, and receive the net chip architecture and is arranged in described end receipts shells (9) at the end, and adapter ring (5) is connected between urceolus (6) and dividing plate (1).
2. antivibration liquid management inner core according to claim 1, is characterized in that, described the first coarse net sheet (7) is the central column layout, and the second coarse net sheet (14) is that planar rondure is arranged.
3. antivibration liquid management inner core according to claim 2, is characterized in that, the height of described the first coarse net sheet (7) is no more than 2/3rds of loaded cylinder height.
4. antivibration liquid management inner core according to claim 2, is characterized in that, the diameter of described the second coarse net sheet (14) and fine-structure mesh sheet (11) diameter are smaller.
5. antivibration liquid management inner core according to claim 1, is characterized in that, the wall thickness that shell (9) is received at described inner core (6), urceolus (8) and the end is 1～3mm.
6. antivibration liquid management inner core according to claim 1, is characterized in that, described inner core (8), the first coarse net sheet (7), urceolus (6) are the tapered cylinder cylinder, and tapering is 0.5 °～5 °.
7. antivibration liquid management inner core according to claim 1, is characterized in that, described urceolus (6) and inner core (8) be uniform some holes on wall.
8. antivibration liquid management inner core according to claim 1, is characterized in that, also comprises wall catcher (4), and described wall catcher (4) connects described angle catcher (3).
9. antivibration liquid management inner core according to claim 8, is characterized in that, described angle catcher (3) is cylindrical-shaped structure, circumferentially except with wall catcher (4) join domain the fine-structure mesh sheet all is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100457949A CN103121515A (en) | 2013-02-05 | 2013-02-05 | Vibration-proof liquid management inner core |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100457949A CN103121515A (en) | 2013-02-05 | 2013-02-05 | Vibration-proof liquid management inner core |
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| CN103121515A true CN103121515A (en) | 2013-05-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105173462A (en) * | 2015-08-25 | 2015-12-23 | 中国人民解放军国防科学技术大学 | Liquid storage device and model selection method thereof |
| CN105346733A (en) * | 2015-08-07 | 2016-02-24 | 上海空间推进研究所 | Star lander storage box propellant management device and manufacturing method thereof |
| CN107327355A (en) * | 2017-07-28 | 2017-11-07 | 北京宇航系统工程研究所 | A kind of spacecraft propulsion agent management method |
| CN111232250A (en) * | 2020-01-17 | 2020-06-05 | 上海空间推进研究所 | Plate type surface tension storage tank |
| CN112284658A (en) * | 2020-09-17 | 2021-01-29 | 沈阳航天新光集团有限公司 | Method for enhancing vibration resistance of non-metal diaphragm storage tank and test method |
| CN112459925A (en) * | 2020-11-02 | 2021-03-09 | 中国运载火箭技术研究院 | Built-in baffle type storage box |
Citations (4)
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| US4489745A (en) * | 1981-11-21 | 1984-12-25 | Erno Raumfahrttechnik Gmbh/Mbb | Fuel tank for use in a low-gravity environment |
| US5240038A (en) * | 1991-07-08 | 1993-08-31 | Societe Europeenne De Propulsion | Surface tension tank with multiple delivery rates |
| CN101294656A (en) * | 2007-02-03 | 2008-10-29 | 阿斯特利乌姆有限公司 | Tank for storing cryogenic fluids and storable fuels |
| CN203211518U (en) * | 2013-02-05 | 2013-09-25 | 上海空间推进研究所 | Vibration-proof liquid managing inner core |
-
2013
- 2013-02-05 CN CN2013100457949A patent/CN103121515A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4489745A (en) * | 1981-11-21 | 1984-12-25 | Erno Raumfahrttechnik Gmbh/Mbb | Fuel tank for use in a low-gravity environment |
| US5240038A (en) * | 1991-07-08 | 1993-08-31 | Societe Europeenne De Propulsion | Surface tension tank with multiple delivery rates |
| CN101294656A (en) * | 2007-02-03 | 2008-10-29 | 阿斯特利乌姆有限公司 | Tank for storing cryogenic fluids and storable fuels |
| CN203211518U (en) * | 2013-02-05 | 2013-09-25 | 上海空间推进研究所 | Vibration-proof liquid managing inner core |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105346733A (en) * | 2015-08-07 | 2016-02-24 | 上海空间推进研究所 | Star lander storage box propellant management device and manufacturing method thereof |
| CN105173462A (en) * | 2015-08-25 | 2015-12-23 | 中国人民解放军国防科学技术大学 | Liquid storage device and model selection method thereof |
| CN107327355A (en) * | 2017-07-28 | 2017-11-07 | 北京宇航系统工程研究所 | A kind of spacecraft propulsion agent management method |
| CN111232250A (en) * | 2020-01-17 | 2020-06-05 | 上海空间推进研究所 | Plate type surface tension storage tank |
| CN111232250B (en) * | 2020-01-17 | 2021-10-29 | 上海空间推进研究所 | Plate type surface tension storage tank |
| CN112284658A (en) * | 2020-09-17 | 2021-01-29 | 沈阳航天新光集团有限公司 | Method for enhancing vibration resistance of non-metal diaphragm storage tank and test method |
| CN112459925A (en) * | 2020-11-02 | 2021-03-09 | 中国运载火箭技术研究院 | Built-in baffle type storage box |
| CN112459925B (en) * | 2020-11-02 | 2022-03-04 | 中国运载火箭技术研究院 | Built-in baffle type storage box |
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Application publication date: 20130529 |