CN106542103B - A kind of monoblock type compartment structure liquid propellant conveying device - Google Patents
A kind of monoblock type compartment structure liquid propellant conveying device Download PDFInfo
- Publication number
- CN106542103B CN106542103B CN201610987503.1A CN201610987503A CN106542103B CN 106542103 B CN106542103 B CN 106542103B CN 201610987503 A CN201610987503 A CN 201610987503A CN 106542103 B CN106542103 B CN 106542103B
- Authority
- CN
- China
- Prior art keywords
- tank shell
- partition
- conveying device
- fixedly mounted
- liquid propellant
- Prior art date
- 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.)
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- 239000007788 liquid Substances 0.000 title claims abstract description 58
- 239000003380 propellant Substances 0.000 title claims abstract description 50
- 238000005192 partition Methods 0.000 claims abstract description 54
- 239000007787 solid Substances 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 206010020852 Hypertonia Diseases 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/02—Tanks
- B64D37/06—Constructional adaptations thereof
- B64D37/08—Internal partitioning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/32—Safety measures not otherwise provided for, e.g. preventing explosive conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/22—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
- B64G1/40—Arrangements or adaptations of propulsion systems
- B64G1/402—Propellant tanks; Feeding propellants
Abstract
A kind of monoblock type compartment structure liquid propellant conveying device, is related to pressurizing transmission system field;Wherein, tank shell is the shell structure of liquid propellant conveying device;First partition, second partition are radially secure mounted on the inside of tank shell;Energy dissipating air slot is provided at both ends with super charge mouth and pressurized exhaust gas mouth;Anti-shake baffle is fixedly mounted on tank housing cavity;Baffle check valve is respectively and fixedly installed in the bottom side of the wall of first partition, in the bottom side of the wall of second partition;In first partition side, it is parallel to first partition and is provided with flow-guiding channel;In second partition side, it is parallel to second partition and is provided with flow-guiding channel;Flowline is fixedly mounted on the madial wall of tank shell low side, and stretches out tank shell;It swings liquid trap and is fixedly mounted on one end that flowline is located in tank shell vertically;The present invention simplifies the course of work;Tank is simple in structure, mass of system and volume reduce.
Description
Technical field
The present invention relates to a kind of pressurizing transmission system field, especially a kind of monoblock type compartment structure liquid propellant conveying
Device.
Background technology
Existing entirety compartment-type tank is applied to aviation field, and main technical content is to make full use of fuselage interior empty
Between, by airframe structure outer housing directly as tank outside wall surface, inside is free of oil sac, by encapsulation process, by fuselage load knot
The compartment of several spatial positions independences and internal connection is divided into structure or wing.By monoblock type compartment structure tank, both may be used
It makes full use of fuselage interior structural capacity to fill propellant more, increases voyage and cruise duration, can also realize the suitable of propellant
Sequence is conveyed to be controlled with overall barycenter.
Existing entirety compartment-type tank is disadvantageous in that its course of work needs control system to participate in the overall process, for reality
The lower sequentially-fed of existing various complicated overloads, needs installation sensor and control mechanism in each compartment, control system according to
The propellant expenditure situation of each compartment controls the opening and closing of each compartment propellant energy properties pipeline, thus leads to work control
Process processed and tank internal structure composition are complex, and mass of system and spatial volume are also larger.
In conclusion the sequentially-fed of monoblock type compartment tank can adapt to the propellant barycenter control of complicated trajectory
With Sloshing suppression requirement, but the coupling operational process of existing scheme and control system, the problems such as quality and volume are larger limit
Its application.
Invention content
It is an object of the invention to overcome the above-mentioned deficiency of the prior art, a kind of monoblock type compartment structure liquid propulsion is provided
Agent conveying device, patent of the present invention are applied to the trajectory pattern of complicated overload, meet liquid propellant sequentially-fed, barycenter
While variation control requires, cancel the coupled relation of existing whole compartment-type tank and control system, tank is in propellant
It is automatic work to convey in overall process, simplifies the course of work;Tank is simple in structure, mass of system and volume reduce.
The above-mentioned purpose of the present invention is achieved by following technical solution:
A kind of monoblock type compartment structure liquid propellant conveying device, including first partition, second partition, energy dissipating air guide
Slot, bubble mesh screen, baffle check valve, flow-guiding channel, swings liquid trap, tank shell, super charge mouth, supercharging at anti-shake baffle
Exhaust outlet, flowline;Wherein, tank shell is the shell structure of liquid propellant conveying device;First partition is radially solid
Dingan County is mounted in the inside of tank shell;Second partition is radially secure mounted on the inside of tank shell;Energy dissipating air slot is fixed
On the inner wall of tank case top;One end of energy dissipating air slot is provided with super charge mouth, energy dissipating air slot it is another
End is provided with pressurized exhaust gas mouth;Anti-shake baffle is fixedly mounted on tank housing cavity;Bubble mesh screen is respectively and fixedly installed to first
Partition board and the junction of tank enclosure interior bottom surface, the junction of second partition and tank enclosure interior bottom surface;Baffle check valve
It is respectively and fixedly installed in the bottom side of the wall of first partition, in the bottom side of the wall of second partition;In first partition side, it is parallel to
First partition is provided with flow-guiding channel;In second partition side, it is parallel to second partition and is provided with flow-guiding channel;Flowline is solid
Dingan County is mounted in the madial wall of tank shell low side, and stretches out tank shell;It swings liquid trap and is fixedly mounted on flowline vertically
One end in tank shell.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveying device, the first partition and second partition
The internal cavity of tank shell is divided into front deck, middle deck and rear deck totally three cabins.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveying device, the air slot, super charge mouth
The top of tank shell front deck is fixedly mounted on pressurized exhaust gas mouth.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveying device, before the anti-shake baffle is separately mounted to
On the inner wall in cabin, middle deck and rear deck;Wherein, it is located at the anti-shake baffle of front deck, is respectively perpendicular to tank shell axis direction and edge
Tank shell axis direction is fixedly mounted on the inner wall of front deck;Positioned at the anti-shake baffle of middle deck, it is respectively perpendicular to tank shell
It axis direction and is fixedly mounted on the inner wall of middle deck along tank shell axis direction;Positioned at the anti-shake baffle of rear deck, perpendicular to
Tank shell axis direction is fixedly mounted on the inner wall of middle deck.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveying device, 2 bubble mesh screens are located at
Front deck, middle deck;The import direction of the baffle check valve is respectively facing front deck, middle deck.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveying device, the flow-guiding channel is separately positioned on list
To the direction of valve outlet.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveying device, after flowline is located at tank shell
Cabin, flowline is axially parallel to be fixedly mounted on the inner wall of tank shell, and axially extending tank shell.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveying device, flowline stretches out the pipe of tank shell
Filter is installed, flowline stretches out one end of tank shell and tank vacuumizes filling interface and is fixedly connected on road.
The present invention has the following advantages that compared with prior art:
(1) tank inner structure part work whole process of the present invention is automatic adjustment, unidirectional by the baffle between compartment
Valve realizes that the sequentially-fed of each compartment, overall process are participated in without control system;
(2) present invention by partition board by be separated into that several spatial positions are independent inside tank and internal connection every
Cabin, the storage of propellant subdivision and conveying, realize barycenter control and Sloshing suppression;
(3) present invention has by inner structure parts such as energy dissipating air slot, bubble mesh screen, baffle check valve, flow-guiding channels
Effect realizes gas-liquid isolation;
(4) present invention keeps the tank oil outlet under positive minusg change condition to be always positioned at and pushes away by swinging liquid trap
Into in agent, gas enclosure is prevented.
Description of the drawings
Fig. 1 is the empty oil condition liquid propellant conveying device overall structure diagram of the present invention;
Fig. 2 is half oil of the present invention, negative G condition liquid propellant conveying device in transportation work procedure chart;
Fig. 3 is the few oil of the present invention, positive g state liquid propellant conveying device conveying latter stage status diagram.
Specific implementation mode
The present invention is described in further detail in the following with reference to the drawings and specific embodiments:
It is as shown in Figure 1 empty oil condition liquid propellant conveying device overall structure diagram, as seen from the figure, a kind of entirety
Formula compartment structure liquid propellant conveying device, including first partition 1, second partition 2, energy dissipating air slot 3, anti-shake baffle 4, gas
Indulge in serfing the Net sieve 5, baffle check valve 6, flow-guiding channel 7, swing liquid trap 8, tank shell 9, super charge mouth 10, pressurized exhaust gas mouth
11, flowline 12;Wherein, tank shell 9 is the shell structure of liquid propellant conveying device;First partition 1 is radially solid
Dingan County is mounted in the inside of tank shell 9;Second partition 2 is radially secure mounted on the inside of tank shell 9;Energy dissipating air slot 3
It is fixedly mounted on the inner wall at 9 top of tank shell;One end of energy dissipating air slot 3 is provided with super charge mouth 10, energy dissipating air guide
The other end of slot 3 is provided with pressurized exhaust gas mouth 11;Anti-shake baffle 4 is fixedly mounted on 9 inner cavity of tank shell;Bubble mesh screen 5 is distinguished
It is fixedly mounted on junction, second partition 2 and 9 inner bottom surface of tank shell of first partition 1 and 9 inner bottom surface of tank shell
Junction;Baffle check valve 6 is respectively and fixedly installed in the bottom side of the wall of first partition 1, in the bottom side of the wall of second partition 2;
In 1 side of first partition, it is parallel to first partition 1 and is provided with flow-guiding channel 7;In 2 side of second partition, it is parallel to second partition
2 are provided with flow-guiding channel 7;Flowline 12 is fixedly mounted on the madial wall of 9 low side of tank shell, and stretches out tank shell 9;Pendulum
Dynamic liquid trap 8 is fixedly mounted on one end that flowline 12 is located in tank shell 9 vertically.
Wherein, the internal cavity of tank shell 9 is divided into front deck, middle deck and rear deck and is total to by first partition 1 and second partition 2
Three cabins;Air slot 3, super charge mouth 10 and pressurized exhaust gas mouth 11 are fixedly mounted on the top of 9 front deck of tank shell.
Anti-shake baffle 4 is separately mounted on the inner wall of front deck, middle deck and rear deck;Wherein, it is located at the anti-shake baffle 4 of front deck,
It is respectively perpendicular to 9 axis direction of tank shell and is fixedly mounted on the inner wall of front deck along 9 axis direction of tank shell;In being located at
The anti-shake baffle 4 in cabin is respectively perpendicular to 9 axis direction of tank shell and is fixedly mounted on middle deck along 9 axis direction of tank shell
Inner wall on;Positioned at the anti-shake baffle 4 of rear deck, it is fixedly mounted on the inner wall of middle deck perpendicular to 9 axis direction of tank shell.
2 bubble mesh screens 5 are located at front deck, middle deck;The import direction of the baffle check valve 6 be respectively facing front deck,
Middle deck.
Flow-guiding channel 7 is separately positioned on the direction of the outlet of check valve 6.
Flowline 12 is located at the rear deck of tank shell 9, and flowline 12 is axial parallel to be fixedly mounted on tank shell 9
Inner wall on, and axially extending tank shell 9.
Filter 13 is installed on the pipeline of the stretching tank of flowline 12 shell 9, flowline 12 stretches out tank shell 9
One end and tank vacuumize filling interface 14 and be fixedly connected.
Be illustrated in figure 2 half oil, negative G condition liquid propellant conveying device in transportation work procedure chart, can by figure
Know, dash area represents liquid propellant, and shadow-free part represents pressurization gas, and gas-liquid interface is under minusg effect in certain
Angle turns forward, and swings liquid trap 8 at this time and is swung with minusg, therefore same as gas-liquid interface tilts at an angle.
It is illustrated in figure 3 few oil, positive g state liquid propellant conveying device conveying latter stage status diagram, it can by figure
Know, dash area represents liquid propellant, and shadow-free part represents pressurization gas, and gas-liquid interface is under positive g effect in certain
Angle tilts backwards, and swings that liquid trap 8 is same with gas-liquid interface tilts at an angle at this time, and holding oil outlet is immersed in always
In propellant.
Tank shell shape can be designed according to body concrete structure scheme, and cylindrical type, Ring-cylindrical, abnormity knot may be selected
Structure etc..
1) pressurization gas enters tank internal pressurization by super charge mouth, when hypertonia, passes through pressurized exhaust gas mouth
Discharge, tank pressure is maintained in scope of design;
2) energy dissipating air slot can be such that the entrance velocity of pressurization gas substantially reduces, to reduce the disturbance to liquid level;In addition
Air-flow can be made to keep gas-liquid separation face held stationary and pressure uniform even into ullage space;
3) overall space inside tank realizes that the structure design of compartmentalization, propellant are divided into each compartment by partition board
Interior storage realizes sequentially-fed under the collective effect of pressurization gas extruding, overload and baffle check valve, and then realizes tank
The purpose that Sloshing suppression, barycenter control, partition board both sides are non-bearing structural member since pressure is identical;
4) flapper check valve door is arranged on partition board keeps the conveying of each compartment to be connected to, while preventing in works such as minusgs
It is flowed back with propellant, flapper check valve provides pre- intensifying force by torsionspring, and simple in structure, circulation area is big, and flow resistance is small;
5) partition board baffle one-way cock exit is provided with flow-guiding channel, plays the role of two:A) one compartment in front
Propellant through flapper check valve door, latter one compartment is entered by flow-guiding channel, plays guide functions;B) front one
After the propellant expenditure of compartment, pressurization gas is passed through enters latter one compartment by flow-guiding channel, weaken pressurization gas and
The mixing effect of liquid propellant;
6) bubble mesh screen can be in the case where there is a small amount of pressurization gas to be mixed into liquid propellant state, will be gas-insulated, and liquid is made to push away
Next compartment is entered by baffle check valve into agent;
7) liquid trap is arranged near tank oil outlet, can be under positive minusg change condition, with liquid propellant
It moves together so that oil outlet is submerged always in liquid propellant, prevents gas enclosure;
8) slosh frequency and slosh damping can be changed as rigid structure in anti-shake baffle, meets control system requirement.
The content that description in the present invention is not described in detail belongs to the known technology of those skilled in the art.
Claims (8)
1. a kind of monoblock type compartment structure liquid propellant conveying device, it is characterised in that:Including first partition (1), second every
Plate (2), anti-shake baffle (4), bubble mesh screen (5), baffle check valve (6), flow-guiding channel (7), swings collection at energy dissipating air slot (3)
Liquid device (8), tank shell (9), super charge mouth (10), pressurized exhaust gas mouth (11), flowline (12);Wherein, tank shell
(9) it is the shell structure of liquid propellant conveying device;First partition (1) is radially secure mounted on the interior of tank shell (9)
Portion;Second partition (2) is radially secure mounted on the inside of tank shell (9);Energy dissipating air slot (3) is fixedly mounted on tank shell
On inner wall at the top of body (9);One end of energy dissipating air slot (3) is provided with super charge mouth (10), energy dissipating air slot (3) it is another
End is provided with pressurized exhaust gas mouth (11);Anti-shake baffle (4) is fixedly mounted on tank shell (9) inner cavity;Bubble mesh screen (5) is solid respectively
Dingan County is mounted in junction, second partition (2) and tank shell (9) inside of first partition (1) and tank shell (9) inner bottom surface
The junction of bottom surface;Baffle check valve (6) is respectively and fixedly installed in the bottom side of the wall of first partition (1), second partition (2)
In bottom side of the wall;In first partition (1) side, it is parallel to first partition (1) and is provided with flow-guiding channel (7);In second partition (2)
Side is parallel to second partition (2) and is provided with flow-guiding channel (7);Flowline (12) is fixedly mounted on tank shell (9) low side
Madial wall, and stretch out tank shell (9);Swing liquid trap (8) is fixedly mounted on flowline (12) and is located at tank shell vertically
One end in body (9).
2. a kind of monoblock type compartment structure liquid propellant conveying device according to claim 1, it is characterised in that:It is described
First partition (1) and second partition (2) internal cavity of tank shell (9) is divided into front deck, middle deck and rear deck totally three
Cabin.
3. a kind of monoblock type compartment structure liquid propellant conveying device according to claim 2, it is characterised in that:It is described
Energy dissipating air slot (3), super charge mouth (10) and pressurized exhaust gas mouth (11) be fixedly mounted on the top of tank shell (9) front deck
Portion.
4. a kind of monoblock type compartment structure liquid propellant conveying device according to claim 2, it is characterised in that:It is described
Anti-shake baffle (4) is separately mounted on the inner wall of front deck, middle deck and rear deck;Wherein, it is located at the anti-shake baffle (4) of front deck, respectively
It is fixedly mounted on the inner wall of front deck perpendicular to tank shell (9) axis direction and along tank shell (9) axis direction;In being located at
The anti-shake baffle (4) in cabin is respectively perpendicular to tank shell (9) axis direction and is fixedly mounted along tank shell (9) axis direction
On the inner wall of middle deck;Positioned at the anti-shake baffle (4) of rear deck, perpendicular to tank shell (9), axis direction is fixedly mounted on middle deck
Inner wall on.
5. a kind of monoblock type compartment structure liquid propellant conveying device according to claim 2, it is characterised in that:It is described
2 bubble mesh screens (5) are located at front deck, middle deck;The import direction of the baffle check valve (6) is respectively facing front deck, middle deck.
6. a kind of monoblock type compartment structure liquid propellant conveying device according to claim 5, it is characterised in that:It is described
Flow-guiding channel (7) is separately positioned on the direction of baffle check valve (6) outlet.
7. a kind of monoblock type compartment structure liquid propellant conveying device according to claim 2, it is characterised in that:It is fuel-displaced
Pipeline (12) is located at the rear deck of tank shell (9), and flowline (12) is axial parallel to be fixedly mounted on the interior of tank shell (9)
On wall, and axially extending tank shell (9).
8. a kind of monoblock type compartment structure liquid propellant conveying device according to claim 7, it is characterised in that:It is fuel-displaced
Filter (13) is installed, flowline (12) stretches out tank shell (9) on the pipeline of pipeline (12) stretching tank shell (9)
One end vacuumizes filling interface (14) with tank and is fixedly connected.
Priority Applications (1)
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CN201610987503.1A CN106542103B (en) | 2016-11-09 | 2016-11-09 | A kind of monoblock type compartment structure liquid propellant conveying device |
Applications Claiming Priority (1)
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CN201610987503.1A CN106542103B (en) | 2016-11-09 | 2016-11-09 | A kind of monoblock type compartment structure liquid propellant conveying device |
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CN106542103A CN106542103A (en) | 2017-03-29 |
CN106542103B true CN106542103B (en) | 2018-08-31 |
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CN109733625B (en) * | 2018-12-28 | 2021-02-05 | 北京奥航坤宇科技有限公司 | Novel monocoque bulkhead oil tank of unmanned aerial vehicle |
CN110525667A (en) * | 2019-08-14 | 2019-12-03 | 湖南航天宏图无人机系统有限公司 | A kind of unmanned plane fuel tank |
CN112319861B (en) * | 2020-10-26 | 2022-04-22 | 中国运载火箭技术研究院 | Storage box layout method for horizontal take-off and landing spacecraft mass center control |
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 |
CN114379797A (en) * | 2021-12-28 | 2022-04-22 | 中电科芜湖通用航空产业技术研究院有限公司 | Unmanned aerial vehicle oil tank and unmanned aerial vehicle |
CN115158678B (en) * | 2022-09-06 | 2022-12-27 | 北京凌空天行科技有限责任公司 | Aircraft liquid propellant storage tank |
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US2703607A (en) * | 1949-03-25 | 1955-03-08 | Milo R Simmonds | Multiple cell fuel tank arrangement |
US8851424B2 (en) * | 2010-05-06 | 2014-10-07 | Embraer S.A. | Systems and methods to provide compliance with structural load requirements for aircraft with additional fuel tankage |
CN103241382A (en) * | 2013-04-27 | 2013-08-14 | 哈尔滨飞机工业集团有限责任公司 | Oil transport and venting structure of auxiliary oil tank |
CN204355282U (en) * | 2014-12-08 | 2015-05-27 | 江西洪都航空工业集团有限责任公司 | A kind of aircraft fuel anti-shake component |
CN104908958A (en) * | 2015-05-28 | 2015-09-16 | 河南翱翔航空科技有限公司 | Wing fuel tank |
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