CN106542103A - A kind of monoblock type compartment structure liquid propellant conveyer device - Google Patents
A kind of monoblock type compartment structure liquid propellant conveyer device Download PDFInfo
- Publication number
- CN106542103A CN106542103A CN201610987503.1A CN201610987503A CN106542103A CN 106542103 A CN106542103 A CN 106542103A CN 201610987503 A CN201610987503 A CN 201610987503A CN 106542103 A CN106542103 A CN 106542103A
- Authority
- CN
- China
- Prior art keywords
- tank housing
- tank
- conveyer device
- baffle plate
- 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.)
- Granted
Links
- 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 24
- 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
- 238000000926 separation method Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001939 inductive effect Effects 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
- 230000008901 benefit Effects 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
- 230000008520 organization Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT 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; ARRANGEMENT 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
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Remote Sensing (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A kind of monoblock type compartment structure liquid propellant conveyer device, is related to pressurizing transmission system field；Wherein, shell structure of the tank housing for liquid propellant conveyer device；The radially secure inside installed in tank housing of first dividing plate, second partition；The two ends of energy dissipating air slot are provided with super charge mouth and pressurized exhaust gas mouth；Anti-shake baffle plate is fixedly mounted on tank housing cavity；Baffle plate check valve is respectively and fixedly installed in the bottom side of the wall of the first dividing plate, in the bottom side of the wall of second partition；In the first dividing plate side, the first dividing plate is provided with flow-guiding channel；In second partition side, second partition is provided with flow-guiding channel；Flowline is fixedly mounted on the medial wall of tank housing low side, and stretches out tank housing；Swing liquid trap and be vertically fixedly mounted on the one end of flowline in tank housing；The present invention simplifies the course of work；Tank simple structure, mass of system and volume reduce.
Description
Technical field
The present invention relates to a kind of pressurizing transmission system field, particularly a kind of monoblock type compartment structure liquid propellant conveying
Device.
Background technology
Existing overall compartment-type tank is applied to aviation field, and its main technical content is to make full use of fuselage interior empty
Between, it is by airframe structure shell body directly as tank outside wall surface, internal not contain oil sac, through encapsulation process, fuselage load is tied
Be divided in structure or wing some locus it is independent, and internal connection separation.By monoblock type compartment structure tank, both may be used
Make full use of fuselage interior structural capacity to fill propellant more, increase voyage and cruising time, the suitable of propellant can also be realized
Sequence is conveyed and overall barycenter control.
Existing overall 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 install sensor and controlling organization in each separation, control system according to
Thus the propellant expenditure situation of each separation causes work control controlling the opening and closing of each separation propellant energy properties pipeline
Process processed and tank internal structure composition are complex, and mass of system and spatial volume are also larger.
In sum, the sequentially-fed of monoblock type separation tank can adapt to the propellant barycenter control of complicated trajectory
Require with Sloshing suppression, but limit the problems such as the coupling operational process of existing scheme and control system, quality and larger volume
Its application.
The content of the invention
It is an object of the invention to overcome the above-mentioned deficiency of prior art, there is provided a kind of monoblock type compartment structure liquid propulsion
Agent conveyer device, patent of the present invention are applied to the trajectory pattern of complicated overload, meet liquid propellant sequentially-fed, barycenter
While change control is required, cancel the coupled relation of existing overall compartment-type tank and control system, tank is in propellant
Work automatically is in conveying overall process, simplifies the course of work；Tank simple 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 conveyer device, including the first dividing plate, second partition, energy dissipating inducing QI
Groove, anti-shake baffle plate, bubble mesh screen, baffle plate check valve, flow-guiding channel, swing liquid trap, tank housing, super charge mouth, supercharging
Air vent, flowline；Wherein, shell structure of the tank housing for liquid propellant conveyer device；First dividing plate is radially solid
Dingan County is mounted in the inside of tank housing；The radially secure inside installed in tank housing of second partition；Energy dissipating air slot is fixed
On the inwall 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 plate is fixedly mounted on tank housing cavity；Bubble mesh screen is respectively and fixedly installed to first
The junction of the junction, second partition and tank enclosure interior bottom surface of dividing plate and tank enclosure interior bottom surface；Baffle plate check valve
Be respectively and fixedly installed in the bottom side of the wall of the first dividing plate, in the bottom side of the wall of second partition；In the first dividing plate side, parallel to
First dividing plate is provided with flow-guiding channel；In second partition side, second partition is provided with flow-guiding channel；Flowline is solid
Dingan County is mounted in the medial wall of tank housing low side, and stretches out tank housing；Swing liquid trap and be vertically fixedly mounted on flowline
One end in tank housing.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveyer device, the first described dividing plate and second partition
The internal cavity of tank housing is divided into into front deck, middle deck and rear deck totally three cabins.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveyer device, described air slot, super charge mouth
The top of tank housing front deck is fixedly mounted on pressurized exhaust gas mouth.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveyer device, before the anti-shake baffle plate is separately mounted to
On the inwall of cabin, middle deck and rear deck；Wherein, positioned at the anti-shake baffle plate of front deck, tank housing axis direction and edge are respectively perpendicular to
Tank housing axis direction is fixedly mounted on the inwall of front deck；Positioned at the anti-shake baffle plate of middle deck, tank housing is respectively perpendicular to
Axis direction and it is fixedly mounted on the inwall of middle deck along tank housing axis direction；Positioned at the anti-shake baffle plate of rear deck, perpendicular to
Tank housing axis direction is fixedly mounted on the inwall of middle deck.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveyer device, 2 bubble mesh screens are located at respectively
Front deck, middle deck；The import direction of the baffle plate check valve is respectively facing front deck, middle deck.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveyer device, the flow-guiding channel is separately positioned on list
To the direction of valve outlet port.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveyer device, after flowline is located at tank housing
Cabin, what flowline was axially in parallel are fixedly mounted on the inwall of tank housing, and axially extending tank housing.
In a kind of above-mentioned monoblock type compartment structure liquid propellant conveyer device, flowline stretches out the pipe of tank housing
Filter is installed on road, flowline is stretched out one end of tank housing and is fixedly connected with tank evacuation filling interface.
The present invention is had the advantage that compared with prior art：
(1) tank inner structure part work whole process of the present invention is and automatically adjusts, unidirectional by the baffle plate between separation
Valve realizes the sequentially-fed of each separation, and overall process is participated in without the need for control system；
(2) present invention by dividing plate by be separated into inside tank that several locus are independent 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 plate check valve, flow-guiding channels
Effect realizes that gas-liquid completely cuts off；
(4) present invention keeps the tank oil-out under positive minusg change condition to be always positioned at pushing away by swinging liquid trap
Enter in agent, prevent gas enclosure.
Description of the drawings
Fig. 1 is present invention sky oil condition liquid propellant conveyer device overall structure diagram；
Fig. 2 is half oil of the present invention, negative G condition liquid propellant conveyer device in transportation work procedure chart；
Fig. 3 is the few oil of the present invention, positive g state liquid propellant conveyer device conveying latter stage view.
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
Sky oil condition liquid propellant conveyer device overall structure diagram is illustrated in figure 1, it is as seen from the figure, a kind of overall
Formula compartment structure liquid propellant conveyer device, including the first dividing plate 1, second partition 2, energy dissipating air slot 3, anti-shake baffle plate 4, gas
Indulge in serfing the Net sieve 5, baffle plate check valve 6, flow-guiding channel 7, swing liquid trap 8, tank housing 9, super charge mouth 10, pressurized exhaust gas mouth
11st, flowline 12；Wherein, shell structure of the tank housing 9 for liquid propellant conveyer device；First dividing plate 1 is radially solid
Dingan County is mounted in the inside of tank housing 9；The radially secure inside installed in tank housing 9 of second partition 2；Energy dissipating air slot 3
It is fixedly mounted on the inwall at the top of tank housing 9；One end of energy dissipating air slot 3 is provided with super charge mouth 10, energy dissipating inducing QI
The other end of groove 3 is provided with pressurized exhaust gas mouth 11；Anti-shake baffle plate 4 is fixedly mounted on 9 inner chamber of tank housing；Bubble mesh screen 5 is distinguished
It is fixedly mounted on junction, second partition 2 and 9 inner bottom surface of tank housing of the first dividing plate 1 and 9 inner bottom surface of tank housing
Junction；Baffle plate check valve 6 is respectively and fixedly installed in the bottom side of the wall of the first dividing plate 1, in the bottom side of the wall of second partition 2；
In 1 side of the first dividing plate, the first dividing plate 1 is provided with flow-guiding channel 7；In 2 side of second partition, parallel to second partition
2 are provided with flow-guiding channel 7；Flowline 12 is fixedly mounted on the medial wall of 9 low side of tank housing, and stretches out tank housing 9；Pendulum
Dynamic liquid trap 8 is vertically fixedly mounted on the one end of flowline 12 in tank housing 9.
Wherein, the internal cavity of tank housing 9 is divided into front deck, middle deck and rear deck altogether by the first dividing plate 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 housing.
Anti-shake baffle plate 4 is separately mounted on the inwall of front deck, middle deck and rear deck；Wherein, positioned at the anti-shake baffle plate 4 of front deck,
It is respectively perpendicular to 9 axis direction of tank housing and is fixedly mounted on the inwall of front deck along 9 axis direction of tank housing；In being located at
The anti-shake baffle plate 4 in cabin, is respectively perpendicular to 9 axis direction of tank housing and is fixedly mounted on middle deck along 9 axis direction of tank housing
Inwall on；Positioned at the anti-shake baffle plate 4 of rear deck, it is fixedly mounted on the inwall of middle deck perpendicular to 9 axis direction of tank housing.
2 bubble mesh screens 5 are located at front deck, middle deck respectively；The import direction of the baffle plate 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 housing 9, and what flowline 12 was axially in parallel is fixedly mounted on tank housing 9
Inwall on, and axially extending tank housing 9.
Flowline 12 stretches out and filter 13 is provided with the pipeline of tank housing 9, and flowline 12 stretches out tank housing 9
One end and tank evacuation filling interface 14 be fixedly connected.
Half oil, negative G condition liquid propellant conveyer device are illustrated in figure 2 in transportation work procedure chart, can by figure
Know, dash area represents liquid propellant, shadow-free part represents pressurization gas, and gas-liquid interface is under minusg effect in certain
Angle turns forward, and now swings liquid trap 8 and swings with minusg, therefore equally inclines at an angle with gas-liquid interface.
Few oil, positive g state liquid propellant conveyer device conveying latter stage view are illustrated in figure 3, can by figure
Know, dash area represents liquid propellant, shadow-free part represents pressurization gas, and gas-liquid interface is under positive g effect in certain
Angle is tilted backwards, and is now swung liquid trap 8 and is equally inclined at an angle with gas-liquid interface, keeps oil-out to be immersed in all the time
In propellant.
Tank housing profile can be designed according to body concrete structure scheme, and column type, Ring-cylindrical, abnormity knot may be selected
Structure etc..
1) pressurization gas enter tank internal pressurization by super charge mouth, when hypertonia, by pressurized exhaust gas mouth
Discharge, tank pressure is maintained in scope of design；
2) energy dissipating air slot substantially reduces can the entrance velocity of pressurization gas, to reduce the disturbance to liquid level；In addition
Air-flow can be made to make gas-liquid separation face held stationary and pressure uniform even into ullage space；
3) overall space inside tank realizes the structure design of compartmentalization by dividing plate, and propellant is divided into each separation
Interior storage, under the collective effect of pressurization gas extruding, overload and baffle plate check valve realizes sequentially-fed, and then realizes tank
Sloshing suppression, the purpose of barycenter control, dividing plate both sides are identical due to pressure, are non-bearing structural member；
4) flapper check valve door is arranged on dividing plate keeps the conveying of each separation to connect, while preventing from making in minusg etc.
Flowed back with propellant, flapper check valve provides pre- intensifying force by torsionspring, simple structure, circulation area are big, and flow resistance is little；
5) dividing plate baffle plate one-way cock exit is provided with flow-guiding channel, plays two effects：A) separation before
Propellant Jing flapper check valve doors, by flow-guiding channel enter latter one separation, play guide functions；B) one before
After the propellant expenditure of separation is finished, pressurization gas Jing by flow-guiding channel enter latter one separation, weaken pressurization gas with
The mixing effect of liquid propellant；
6) bubble mesh screen can have a small amount of pressurization gas to be mixed under liquid propellant state, will be gas-insulated, push away liquid
Enter agent and next separation is entered by baffle plate check valve；
7) liquid trap is arranged near tank oil-out, can be under positive minusg change condition, with liquid propellant
Move together so that oil-out submergence all the time is located in liquid propellant, prevents gas enclosure；
8) anti-shake baffle plate can change slosh frequency and slosh damping as rigid structure, meet control system requirement.
The content not being described in detail in description of the invention belongs to the known technology of those skilled in the art.
Claims (8)
1. a kind of monoblock type compartment structure liquid propellant conveyer device, it is characterised in that：Including the first dividing plate (1), second every
Plate (2), energy dissipating air slot (3), anti-shake baffle plate (4), bubble mesh screen (5), baffle plate check valve (6), flow-guiding channel (7), swing collection
Liquid device (8), tank housing (9), super charge mouth (10), pressurized exhaust gas mouth (11), flowline (12)；Wherein, tank housing
(9) it is the shell structure of liquid propellant conveyer device；First dividing plate (1) is radially secure installed in the interior of tank housing (9)
Portion；The radially secure inside installed in tank housing (9) of second partition (2)；Energy dissipating air slot (3) is fixedly mounted on tank shell
On inwall 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 plate (4) is fixedly mounted on tank housing (9) inner chamber；Bubble mesh screen (5) is solid respectively
It is internal with tank housing (9) with the junction of tank housing (9) inner bottom surface, second partition (2) that Dingan County is mounted in the first dividing plate (1)
The junction of bottom surface；Baffle plate check valve (6) is respectively and fixedly installed in the bottom side of the wall of the first dividing plate (1), second partition (2)
In bottom side of the wall；In the first dividing plate (1) side, the first dividing plate (1) is provided with flow-guiding channel (7)；In second partition (2)
Side, is provided with flow-guiding channel (7) parallel to second partition (2)；Flowline (12) is fixedly mounted on tank housing (9) low side
Medial wall, and stretch out tank housing (9)；Swing liquid trap (8) flowline (12) is vertically fixedly mounted on positioned at tank shell
One end in body (9).
2. a kind of monoblock type compartment structure liquid propellant conveyer device according to claim 1, it is characterised in that：It is described
The first dividing plate (1) and second partition (2) internal cavity of tank housing (9) is divided into into front deck, middle deck and rear deck totally three
Cabin.
3. a kind of monoblock type compartment structure liquid propellant conveyer device according to claim 2, it is characterised in that：It is described
Air slot (3), super charge mouth (10) and pressurized exhaust gas mouth (11) be fixedly mounted on the top of tank housing (9) front deck.
4. a kind of monoblock type compartment structure liquid propellant conveyer device according to claim 2, it is characterised in that：It is described
Anti-shake baffle plate (4) is separately mounted on the inwall of front deck, middle deck and rear deck；Wherein, positioned at the anti-shake baffle plate (4) of front deck, respectively
It is fixedly mounted on the inwall of front deck perpendicular to tank housing (9) axis direction and along tank housing (9) axis direction；In being located at
The anti-shake baffle plate (4) in cabin, is respectively perpendicular to tank housing (9) axis direction and fixedly mounts along tank housing (9) axis direction
On the inwall of middle deck；Positioned at the anti-shake baffle plate (4) of rear deck, middle deck is fixedly mounted on perpendicular to tank housing (9) axis direction
Inwall on.
5. a kind of monoblock type compartment structure liquid propellant conveyer 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 respectively；The import direction of the baffle plate check valve (6) is respectively facing front deck, middle deck.
6. a kind of monoblock type compartment structure liquid propellant conveyer device according to claim 5, it is characterised in that：It is described
Flow-guiding channel (7) is separately positioned on the direction that check valve (6) is exported.
7. a kind of monoblock type compartment structure liquid propellant conveyer device according to claim 2, it is characterised in that：It is fuel-displaced
Rear deck of the pipeline (12) positioned at tank housing (9), what flowline (12) was axially in parallel is fixedly mounted on the interior of tank housing (9)
On wall, and axially extending tank housing (9).
8. a kind of monoblock type compartment structure liquid propellant conveyer device according to claim 7, it is characterised in that：It is fuel-displaced
Pipeline (12) stretches out and filter (13) is provided with the pipeline of tank housing (9), and flowline (12) stretches out tank housing (9)
One end is fixedly connected with tank evacuation filling interface (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610987503.1A CN106542103B (en) | 2016-11-09 | 2016-11-09 | A kind of monoblock type compartment structure liquid propellant conveying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106542103A true CN106542103A (en) | 2017-03-29 |
| CN106542103B CN106542103B (en) | 2018-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610987503.1A Active CN106542103B (en) | 2016-11-09 | 2016-11-09 | A kind of monoblock type compartment structure liquid propellant conveying device |
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| Country | Link |
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| CN (1) | CN106542103B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108569135A (en) * | 2018-04-17 | 2018-09-25 | 国机重工集团常林有限公司 | Overflow oil tank |
| CN109733625A (en) * | 2018-12-28 | 2019-05-10 | 北京奥航坤宇科技有限公司 | A kind of novel monocoque compartment fuel tank of unmanned plane |
| 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 |
| CN112319861A (en) * | 2020-10-26 | 2021-02-05 | 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 |
| 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 |
| 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 |
| CN115158678A (en) * | 2022-09-06 | 2022-10-11 | 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 |
| US20110272526A1 (en) * | 2010-05-06 | 2011-11-10 | Embraer - Empresa Brasileira De Aeronautica S.A. | Systems and methods to provide compliance with structural load requirements for aircraft with additional fuel tankage |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108569135A (en) * | 2018-04-17 | 2018-09-25 | 国机重工集团常林有限公司 | Overflow oil tank |
| CN109733625A (en) * | 2018-12-28 | 2019-05-10 | 北京奥航坤宇科技有限公司 | A kind of novel monocoque compartment fuel tank of unmanned plane |
| 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 |
| CN112319861A (en) * | 2020-10-26 | 2021-02-05 | 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 |
| 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 |
| 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 |
| CN115158678A (en) * | 2022-09-06 | 2022-10-11 | 北京凌空天行科技有限责任公司 | Aircraft liquid propellant storage tank |
| 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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| Publication number | Publication date |
|---|---|
| CN106542103B (en) | 2018-08-31 |
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