CN209467332U - Helicopter continuous fuel feeding composite system and helicopter - Google Patents
Helicopter continuous fuel feeding composite system and helicopter Download PDFInfo
- Publication number
- CN209467332U CN209467332U CN201822258515.8U CN201822258515U CN209467332U CN 209467332 U CN209467332 U CN 209467332U CN 201822258515 U CN201822258515 U CN 201822258515U CN 209467332 U CN209467332 U CN 209467332U
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- fuel
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- 239000000446 fuel Substances 0.000 title claims abstract description 163
- 239000002131 composite material Substances 0.000 title claims abstract description 22
- 239000003921 oil Substances 0.000 claims description 63
- 239000002828 fuel tank Substances 0.000 claims description 23
- 239000000295 fuel oil Substances 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 7
- 229920000271 Kevlar® Polymers 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 5
- 239000004761 kevlar Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000000346 nonvolatile oil Substances 0.000 claims description 3
- 230000037237 body shape Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 14
- 239000012530 fluid Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000037396 body weight Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005779 cell damage Effects 0.000 description 1
- 208000037887 cell injury Diseases 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005507 spraying 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; 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
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
Abstract
The utility model discloses a kind of helicopter continuous fuel feeding composite system and helicopter, the helicopter continuous fuel feeding composite system includes external fuel cell and built-in oil-tank, and the inner cavity of the external fuel cell and the inner cavity of built-in oil-tank communicate;The external fuel cell includes the nearside tank and offside tank for being symmetricly set on body two sides;The built-in oil-tank is between nearside tank and offside tank.Helicopter continuous fuel feeding composite system provided by the utility model, can cooperate the integral layout of body, make full use of body space, add external fuel cell, improve the fuel load of oil tank system, increase cruise duration.
Description
Technical field
The utility model relates to aviation aircraft and technical field of mechanical design, and in particular to a kind of helicopter continuous fuel feeding
Composite system and helicopter.
Background technique
Helicopter is widely used in the fields such as environment survey, scientific experiment, pesticide spraying, mountain forest fire-fighting, at present helicopter
Substantially power being provided using engine, cruise duration is one of the important indicator as measurement machine performance, but due to helicopter
The reasons such as small in size, the streamlined curved design of fuselage, internal structure complexity, the capacity of fuel tank is smaller, and cruise duration is difficult to ensure.
Therefore, in order to solve the above problem, a kind of helicopter continuous fuel feeding composite system is needed, the entirety of body can be cooperated
Layout, makes full use of body space, adds external fuel cell, improve the fuel load of oil tank system, increase cruise duration.
Summary of the invention
In view of this, it is multiple to provide helicopter continuous fuel feeding the purpose of the utility model is to overcome defect in the prior art
Collaboration system, can cooperate the integral layout of body, make full use of body space, add external fuel cell, improve fuel tank system
The fuel load of system, increases cruise duration.
The helicopter continuous fuel feeding composite system of the utility model, including built-in oil-tank and for expanding the outer of tankage
Fuel tank is hung, the inner cavity of the external fuel cell and the inner cavity of built-in oil-tank communicate;The external fuel cell includes being symmetricly set on body
The nearside tank and offside tank of two sides;The built-in oil-tank is between nearside tank and offside tank.
Further, there is the external fuel cell the complex-curved shape of streamline and body shape to seamlessly transit, and ensure that straight
Equipment is risen for smooth aerodynamic configuration;It is provided with pouring orifice at the top of the external fuel cell, bottom is provided with oil outlet;It is described fuel-displaced
Mouth is connected with the connected pipes for communicating with built-in oil-tank, ensure that helicopter has smooth aerodynamic configuration, external fuel cell
Smooth transition may not necessarily increase covering for aerodynamic configuration outside external fuel cell, be equivalent to external fuel cell and covering closes two
It is one, reduces body weight and production cost.
Further, the external fuel cell exterior bottom is provided with bottom holding recess part, and outside top is provided with top
Holding recess part;The top holding recess part pass through the conformal fitting limitation external fuel cell of the holding block that is fixed on the machine body to
It goes up, is outside, being moved forward or rearward.
Further, the list for preventing the fuel oil in built-in oil-tank from flowing to external fuel cell is provided in the connected pipes
To valve, fuel oil, which will not flow backward to external fuel cell, when external fuel cell damage, in built-in oil-tank causes to reveal, and remains in built-in oil-tank
Remaining fuel oil can allow helicopter to continue flight to which safety is maked a return voyage.
Further, the oil outlet is arranged at plug-in tank bottoms center, and the external fuel cell is provided with for guaranteeing
Fuel-displaced smoothly oil outlet recessed portion, hydraulic fluid port recessed portion provide shape similar to the inclined surface of funnel, even if going out during aircraft
Existing tilting action, fuel oil will not quickly focus on oil tank body front or rear portion, and fuel oil movement has a buffering;And fuel tank
When ontology tilts identical angle, the center of oil outlet recessed portion is set relative to the centre distance for being not provided with oil outlet recessed portion
The minimum point height of oil tank body is lower, therefore setting oil outlet recessed portion can guarantee that oil tank body goes out when helicopter is in flight
Oil is smooth, sufficient.
Further, the built-in oil-tank include fuel tank main body, positioned at fuel tank main body bottom external fuel cell connector, be located at
Oil filler at the top of fuel tank main body, for the positioning device of fixed oil tank main body, positioned at fuel tank main body bottom for externally supplying
The fuel pump and fuel feed pump of oil;The external fuel cell connector can be connected with external fuel cell or can be blocked using plug.It carries out
When short distance flight, the external fuel cell connector is blocked with plug, and external fuel cell is removed, and can reduce weight, saves energy
Source;When carrying out long-distance flight, plug is opened and external fuel cell is mounted on body, is connected to plug-in oil by connected pipes
Case and built-in oil-tank meet the continuation of the journey demand of long-distance flight.
Further, the external fuel cell connector height is lower than external fuel cell minimum point, and external fuel cell connector height is lower than
Fuel oil in external fuel cell directly can be supplied to built-in oil-tank by gravity by external fuel cell minimum point, not need to be equipped with to external fuel cell
Fuel pump.
Further, the built-in oil-tank material uses kevlar fabric, light-weight using closed moulding technology, corrosion-resistant,
Existing enough intensity has certain toughness again, and the fillet that edges and corners are integrated after molding, there is no metallic oil tank welding to ask
The corner angle of topic and soft tank, it is not easy to damage, fuel oil leakage possibility, which occurs, to be reduced, and dead oil is reduced in case, is improved fuel oil and is utilized
Rate.
Further, the middle part setting in the built-in oil-tank is reduced the anti-of oil liquid shaking and swings plate and detect fuel oil surplus
Fuel level sensor.
The utility model additionally provides a kind of helicopter, and the compound system of helicopter continuous fuel feeding is equipped on helicopter body
System.
The beneficial effects of the utility model are: helicopter continuous fuel feeding composite system disclosed by the utility model and going straight up to
Machine cooperates the integral layout of body, makes full use of body by adding external fuel cell in helicopter continuous fuel feeding composite system
Space improves the fuel load of oil tank system, increases the cruise duration of helicopter.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples:
Fig. 1 is the fuel tank assembly structural schematic diagram of the utility model;
Fig. 2 is the oil tank system front view of the utility model;
Fig. 3 is the oil tank system side view of the utility model;
Fig. 4 is the oil tank system structural schematic diagram of the utility model;
Fig. 5 is the nearside tank 1a structural schematic diagram of the utility model;
Fig. 6 is the offside tank 1b structural schematic diagram of the utility model;
Fig. 7 is the short limb assembly structure schematic diagram of the utility model;
Fig. 8 is the built-in oil-tank structural schematic diagram of the utility model;
Fig. 9 is the built-in oil-tank partial sectional view of the utility model;
Figure 10 is the structural schematic diagram for preventing swinging plate in the built-in oil-tank of the utility model.
Specific embodiment
Fig. 1 is the fuel tank assembly structural schematic diagram of the utility model, and Fig. 2 is the oil tank system front view of the utility model,
Fig. 3 is the oil tank system side view of the utility model, and Fig. 4 is the oil tank system structural schematic diagram of the utility model, and Fig. 5 is this reality
With novel nearside tank 1a structural schematic diagram, Fig. 6 is the offside tank 1b structural schematic diagram of the utility model, and Fig. 7 is that this is practical new
The short limb assembly structure schematic diagram of type, Fig. 8 are the built-in oil-tank structural schematic diagram of the utility model, and Fig. 9 is the utility model
Built-in oil-tank partial sectional view, Figure 10 are the structural schematic diagram for preventing swinging plate in the built-in oil-tank of the utility model.As shown, this
Helicopter continuous fuel feeding composite system in embodiment, the external fuel cell 1 including built-in oil-tank 2 and for expanding tankage,
The inner cavity of the external fuel cell 1 and 2 inner cavities of built-in oil-tank communicate;The external fuel cell 2 includes being symmetricly set on 4 two sides of body
Nearside tank 1a and offside tank 1b;The built-in oil-tank 2 is between nearside tank 1a and offside tank 1b.Short limb assembly 3 is fixed on
On body 4 and support can be provided for external fuel cell 1, the fuel tank assembly is fixed on body 4.By increasing outside built-in oil-tank 2
If external fuel cell 1, using the limited space of body 4, the fuel load of oil tank system is significantly improved, cruise duration is increased.
In the present embodiment, 1 bottom of external fuel cell is fixed on short limb assembly 3, and top is fixed on body 4;It is described
External fuel cell 1 includes the nearside tank 1a and offside tank 1b for being symmetricly set on 4 two sides of body;The built-in oil-tank 2 is located at nearside tank
Between 1a and offside tank 1b, 2 bottom and top of built-in oil-tank are each attached on body 4.The nearside tank and offside tank hold
Amount is 25L, and cruise duration increases 5 hours after the helicopter equipped with external fuel cell 1 fills it up with fuel oil.
In the present embodiment, there is the external fuel cell 1 the complex-curved shape of streamline and 4 shape of body to seamlessly transit, and guarantee
Helicopter has a smooth aerodynamic configuration;It is provided with pouring orifice 11 at the top of the external fuel cell 1, bottom is provided with oil outlet
12;The oil outlet 12 is connected with the connected pipes 13 for communicating with built-in oil-tank 2.External fuel cell smooth transition may not necessarily
In order to which aerodynamic configuration increases covering outside external fuel cell, it is equivalent to external fuel cell and is combined into one with covering, reduce body
Weight and production cost;The external fuel cell 1 is provided with close to 4 side of body between engine protrusion point holding enough
The resigning recessed portion 14 of gap, while space can be made full use of, it ensure that ultra-large volume under the premise of guaranteeing aerodynamic configuration.It is described
1 shell of external fuel cell that oil outlet 12 is arranged around 1 bottom centre of external fuel cell, oil outlet 12 is provided with fuel-displaced for guaranteeing
Smoothly oil outlet recessed portion 15, oil outlet recessed portion 15 provide shape similar to the inclined surface of funnel, even if during aircraft
There is tilting action, fuel oil will not quickly focus on 1 front of external fuel cell or rear portion, and fuel oil movement has a buffering;And
When external fuel cell 1 tilts identical angle, the center of oil outlet recessed portion 15 is set relative to being not provided with oil outlet recessed portion 15
The minimum point height of centre distance external fuel cell 1 it is lower.Therefore setting oil outlet recessed portion 15 can guarantee external fuel cell 1 straight
The machine of liter is fuel-displaced smooth, sufficient in flight.
In the present embodiment, it is provided in the connected pipes 13 for preventing the fuel oil in built-in oil-tank 2 from flowing to plug-in oil
The check valve of case 1.The external fuel cell 1 uses Kevlar material, this material oil resistant and intensity height, under attack in support frame
When, adequately protect aircraft;The pouring orifice 11 and oil outlet 12 distinguish co-curing on Kevlar material, structural strength high sealing
Performance is good, is hardly damaged and can prevent oil leak.Additionally due to the presence of check valve, nearside tank 1a and offside tank 1b are non-interference,
Built-in oil-tank 2 will not be influenced by two external fuel cells 1, and when external fuel cell 1 damages, fuel oil will not in built-in oil-tank 2
Flowing backward to external fuel cell 1 causes to reveal, and Fuel Remained can allow helicopter to continue flight to which safety is returned in built-in oil-tank 2
Boat.
In the present embodiment, 1 exterior bottom of external fuel cell is provided with bottom holding recess part 16, and outside top is provided with
Top holding recess part 17;The top holding recess part 17 is limited by the conformal fitting of holding block 41 being fixed on body 4
Direction is mobile up and out, forward or backward for external fuel cell 1.It is described in this specification to refer to upwards by 4 bottom of helicopter body
To the direction at 4 top of body, refers to by the direction at the top of helicopter body 4 to 4 bottom of body downwards, refer to outward by external fuel cell
1 is directed away from the direction of body 4, inwardly refers to by external fuel cell 1 towards the direction close to body 4, refers to forward from 4 tail of body
Portion refers to the direction from 4 head of body to 4 tail portion of body to the direction on 4 head of body backward;Above outside refers to plug-in oil
Case 1 is far from 4 side of body, and bottom holding recess part 16 is located on incline of 1 bottom of external fuel cell far from body 4, and top is fixed
Recessed portion 17 is located at 1 top of external fuel cell far from the incline of body 4.41 one end of block is held tightly to be detachably mounted to hold block branch tightly
On frame 42, one end with top holding recess part 17 is conformal is bonded, described 41 one end of holding block bracket is fixed on body 4, one end
It is fixed on and holds tightly on block 41.Since top holding recess part 17 is on top incline of the external fuel cell 1 far from 4 one side of body, because
This holds the corresponding face of holding recess part 17 at the top of the conformal fitting in front and back two sides of block 41 tightly, thus will limit external fuel cell 1 to
It is preceding or move backward, it holds block 41 tightly and will limit external fuel cell 1 close to the end face of body 4 fitting top holding recess part 17 and be moved out
Dynamic, the contact surface of holding 41 bottom of block and external fuel cell 1 will limit external fuel cell 1 and move up.
In the present embodiment, since external fuel cell 1 has the complex-curved shape of streamline, inside is provided with resigning recessed portion 14,
Outside is provided with bottom holding recess part 16 and top holding recess part 17, and bottom is provided with oil outlet recessed portion 15, causes outer
It is uneven to hang 1 shape of fuel tank, reduces internal oil shaking, it is no longer necessary to which the anti-plate that swings is used to weaken oil liquid shaking, therefore can
To cancel the anti-setting for swinging plate, material is saved, fuel tank weight is alleviated.
In the present embodiment, the short limb assembly 3 includes that short limb main body 31 connects framework 32 with short limb;The short limb connects frame
32 one end of body is fixed on body 4, and one end is connected in short limb main body 31.
In the present embodiment, be arranged in the short limb connection framework 32 restricted external fuel cell 1 downwards, outward, forward or to
The inner side limiting-position block 34 that the lower outside limited block 33 and limitation external fuel cell 1 moved afterwards is downward, moves inward.Term position is explained
It is described above.
In the present embodiment, the lower outside limited block 33 with the bottom holding recess part 16 of external fuel cell 1 is conformal is bonded, institute
State the bottom wall of inner side limiting-position block 34 and external fuel cell 1 with corner shape is conformal between inner wall is bonded.Bottom holding recess part 16
In on incline of 1 bottom of external fuel cell far from body 4, the front and back two sides limitation external fuel cell 1 of lower outside limited block 33 forward or
It moves backward, lower outside limited block 33 limits external fuel cell 1 close to body 4 on one side and is displaced outwardly, 33 top of lower outside limited block
It is moved down with 1 contact surface of external fuel cell limitation external fuel cell 1;Inner side limiting-position block 34 is bonded with 1 contact surface corner of external fuel cell
Place is a curved surface, and limitation external fuel cell 1 is downward, moves inward.
In the present embodiment, the built-in oil-tank 2 includes fuel tank main body, the external fuel cell connector positioned at fuel tank main body bottom
21, the oil filler 22 at the top of fuel tank main body, the positioning device for fixed oil tank main body, the use positioned at fuel tank main body bottom
In the fuel pump 26 and fuel feed pump 27 of external fuel feeding;The external fuel cell connector 21 can be connected with external fuel cell or can use
Plug blocks.
In the present embodiment, 2 bottom of built-in oil-tank is provided with the external fuel cell connector 21 being connected with connected pipes 13, institute
21 height of external fuel cell connector is stated lower than 1 minimum point of external fuel cell;The positioning device includes positioned at the top at 2 top of built-in oil-tank
Portion's mounting device 23, and the bottom erection support 24 positioned at 2 bottom of built-in oil-tank;It is provided with and puts on 2 bottom surface of built-in oil-tank
Hydraulic fluid port 25, fuel pump 26 and the fuel feed pump 27 being connect with fuel pump 26;Middle part setting in the built-in oil-tank 2 is reduced oil liquid
The anti-fuel level sensor 29 for swinging plate 28 and detecting fuel oil surplus shaken.21 height of external fuel cell connector is most lower than external fuel cell 1
Fuel oil in external fuel cell 1 directly can be supplied to built-in oil-tank 2 by gravity by low spot, not need to be equipped with fuel pump to external fuel cell 1;
Fuel outlet 25, fuel pump 26 and fuel feed pump 27 are located at 2 bottom of built-in oil-tank, convenient for externally draining the oil and external fuel feeding.
In the present embodiment, the top mounting device 23 is installation trunnion, and described installation trunnion one end is fixed on built-in oil
On case 2, one end is fixed on body 4;24 bottom of bottom erection support is provided with a fixed link 241 vertical with fuel tank,
The cushion 242 contacted with reeded one end with bottom erection support 24, installation in groove are provided in the fixed link 241
There is the bottom mounting bracket 243 that can be detachably connected with body 4.
In the present embodiment, 2 bottom of built-in oil-tank, which is provided with from 2 external-to-internal of built-in oil-tank, is sequentially fixed at bottom wall
On pressing plate 210, sealing ring retainer 211, sealing ring 212 and oil pump mounting plate 213;The fuel pump 26 and fuel feed pump 27 are pacified
On oil pump mounting plate 213.
In the present embodiment, 2 material of built-in oil-tank uses kevlar fabric, light-weight, corrosion-resistant, existing enough intensity
There is certain toughness again;The built-in oil-tank 2 uses closed moulding technology, and the fillet that edges and corners are integrated after molding is not deposited
In the corner angle of metallic oil tank Welding Problems and soft tank, fuel oil leakage possibility, which occurs, to be reduced, and dead oil is reduced in case, improves fuel oil
Utilization rate.Co-curing external fuel cell connector 21, oil filler 22, fuel outlet 25, the interface 214 for installing fuel level sensor, oil pump peace
Loading board interface is easily installed fuel pump, fuel level sensor, reduces oil leak probability of happening.
In the present embodiment, the anti-plate 29 that swings is point plate for showing multiple rows of through-hole, and fuel oil is anti-to swing 29 liang of plate when shaking
When side carries out fluid exchange, through-hole can reduce fuel flow speed to weaken the shaking of fuel oil.
In the present embodiment, the oil filler 22 is mounted obliquely on built-in oil-tank 2, and least significant end stretches out body 4, convenient for adding
Oil;When carrying out long-distance flight, the external external fuel cell 1 of the external fuel cell connector 21;It is described plug-in when carrying out short distance flight
Fuel tank connector 21 is blocked with plug, and will be held block 41 tightly and removed to remove external fuel cell 1, and weight is mitigated, energy saving.
In the present embodiment, the reinforcement that increase by 2 intensity of built-in oil-tank is provided in the middle part of 2 antetheca of built-in oil-tank and rear wall is recessed
Platform 215, the reinforcement concave station 215 are quadrangle star, and the quadrangle star centre is that a rectangle reinforces boss 216, the quadrangle
Four wedge angles of star are originated from concave station 216 is reinforced to the extension of 2 corner direction of built-in oil-tank.
Helicopter in the present embodiment is equipped with above-mentioned helicopter continuous fuel feeding composite system on helicopter body.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of helicopter continuous fuel feeding composite system, it is characterised in that: including built-in oil-tank and for expanding tankage
External fuel cell, the inner cavity of the external fuel cell and the inner cavity of built-in oil-tank communicate;The external fuel cell includes being symmetricly set on machine
The nearside tank and offside tank of body two sides;The built-in oil-tank is between nearside tank and offside tank.
2. helicopter continuous fuel feeding composite system according to claim 1, it is characterised in that: the external fuel cell has stream
The complex-curved shape of line and body shape seamlessly transit, and ensure that helicopter has smooth aerodynamic configuration;The external fuel cell
Top is provided with pouring orifice, and bottom is provided with oil outlet;The oil outlet is connected with the oil of the connection for communicating with built-in oil-tank
Pipe.
3. helicopter continuous fuel feeding composite system according to claim 1, it is characterised in that: bottom on the outside of the external fuel cell
Portion is provided with bottom holding recess part, and outside top is provided with top holding recess part;The top holding recess part passes through solid
The holding block being scheduled on body conformal fitting limitation external fuel cell up and out, be moved forward or rearward.
4. helicopter continuous fuel feeding composite system according to claim 2, it is characterised in that: setting in the connected pipes
There is the check valve for preventing the fuel oil in built-in oil-tank from flowing to external fuel cell.
5. helicopter continuous fuel feeding composite system according to claim 2, it is characterised in that: the oil outlet setting is outside
Tank bottoms center is hung, the external fuel cell is provided with for guaranteeing fuel-displaced smoothly oil outlet recessed portion.
6. helicopter continuous fuel feeding composite system according to claim 1, it is characterised in that: including fuel tank main body, be located at
External fuel cell connector, the oil filler at the top of fuel tank main body, the positioning dress for fixed oil tank main body of fuel tank main body bottom
It sets, the fuel pump and fuel feed pump for external fuel feeding positioned at fuel tank main body bottom;The external fuel cell connector can be with plug-in oil
Case is connected or can be blocked using plug.
7. helicopter continuous fuel feeding composite system according to claim 6, it is characterised in that: the external fuel cell connector is high
Degree is lower than external fuel cell minimum point.
8. helicopter continuous fuel feeding composite system according to claim 1, it is characterised in that: the built-in oil-tank material is adopted
With kevlar fabric, closed moulding technology is used.
9. helicopter continuous fuel feeding composite system according to claim 1, it is characterised in that: in the built-in oil-tank
Portion's setting is reduced the anti-fuel level sensor for swinging plate and detecting fuel oil surplus of oil liquid shaking.
10. a kind of helicopter, it is characterised in that: be equipped on helicopter body straight as claimed in any one of claims 1-9 wherein
The machine of liter continues fuel feeding composite system.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201811315027 | 2018-11-06 | ||
CN2018113150274 | 2018-11-06 |
Publications (1)
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CN209467332U true CN209467332U (en) | 2019-10-08 |
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CN201822258515.8U Active CN209467332U (en) | 2018-11-06 | 2018-12-29 | Helicopter continuous fuel feeding composite system and helicopter |
CN201811639654.3A Withdrawn CN109502036A (en) | 2018-11-06 | 2018-12-29 | Helicopter fuel tank assembly and helicopter |
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CN201811639654.3A Withdrawn CN109502036A (en) | 2018-11-06 | 2018-12-29 | Helicopter fuel tank assembly and helicopter |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109502036A (en) * | 2018-11-06 | 2019-03-22 | 珠海隆华直升机科技有限公司 | Helicopter fuel tank assembly and helicopter |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111259488B (en) * | 2020-01-09 | 2023-07-11 | 北京空天技术研究所 | Oil transportation and thermal management integrated system for controlling temperature rise of fuel oil of high-speed aircraft |
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US4860972A (en) * | 1988-02-09 | 1989-08-29 | Era Aviation, Inc. | Auxiliary fuel tanks for aircraft |
RU2021168C1 (en) * | 1992-04-10 | 1994-10-15 | Товарищество с ограниченной ответственностью "Аэротон" | Method of use of fuel from tank and fuel system of aircraft |
US6491255B1 (en) * | 2000-12-15 | 2002-12-10 | Jeff Bracken | Crashworthy external auxiliary fuel tank for aircraft |
CN2506540Y (en) * | 2001-11-07 | 2002-08-21 | 哈尔滨飞机工业(集团)有限责任公司 | External hanging device for helicopter |
US7104503B1 (en) * | 2004-06-16 | 2006-09-12 | Robert Callahan | Aircraft loading apparatus |
CN202518454U (en) * | 2012-03-09 | 2012-11-07 | 陕西飞机工业(集团)有限公司 | Support device for external store on back of aircraft |
CN203958624U (en) * | 2014-07-09 | 2014-11-26 | 湖北易瓦特科技有限公司 | Depopulated helicopter and fuel tank |
CN206242912U (en) * | 2016-11-10 | 2017-06-13 | 济南东冠汽车零部件有限公司 | The fuel tank that a kind of anti-fluid is collided |
CN206750163U (en) * | 2017-09-25 | 2017-12-15 | 西安天问智能科技有限公司 | Anti-oscillating liquid fuel tank and rotor craft |
CN108069038B (en) * | 2017-12-13 | 2020-12-29 | 中国航空工业集团公司成都飞机设计研究所 | Airborne triple-linkage hybrid suspension system and use method thereof |
CN209467332U (en) * | 2018-11-06 | 2019-10-08 | 珠海隆华直升机科技有限公司 | Helicopter continuous fuel feeding composite system and helicopter |
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2018
- 2018-12-29 CN CN201822258515.8U patent/CN209467332U/en active Active
- 2018-12-29 CN CN201811639654.3A patent/CN109502036A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109502036A (en) * | 2018-11-06 | 2019-03-22 | 珠海隆华直升机科技有限公司 | Helicopter fuel tank assembly and helicopter |
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