CN113335536A - Unmanned aerial vehicle and oil feeding system thereof - Google Patents
Unmanned aerial vehicle and oil feeding system thereof Download PDFInfo
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- CN113335536A CN113335536A CN202110905578.1A CN202110905578A CN113335536A CN 113335536 A CN113335536 A CN 113335536A CN 202110905578 A CN202110905578 A CN 202110905578A CN 113335536 A CN113335536 A CN 113335536A
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- 239000003921 oil Substances 0.000 claims abstract description 318
- 239000000295 fuel oil Substances 0.000 claims abstract description 18
- 239000000446 fuel Substances 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims 2
- 230000006978 adaptation Effects 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 abstract description 8
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000002828 fuel tank Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 2
- 206010029216 Nervousness Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/08—Helicopters with two or more rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/11—Propulsion using internal combustion piston engines
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Remote Sensing (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention relates to the technical field of aviation, and discloses an unmanned aerial vehicle and an oil supply system thereof. Wherein: the inlet of the oil outlet pipeline is connected with an oil outlet interface of the oil tank, and the outlet of the oil outlet pipeline is connected with the inlet of the oil delivery pipeline; a plurality of oil distribution ports are arranged between the inlet and the outlet of the oil supply pipeline at intervals, and each oil distribution port is respectively provided with an oil supply branch for supplying oil to a fuel oil system; the outlet of the oil feeding pipeline is connected with the inlet of the oil return pipeline, and the outlet of the oil return pipeline is connected with the oil return interface of the oil tank. This oil feeding system can be applicable to many rotor unmanned aerial vehicle to the pipeline arrangement is clear not mixed and disorderly, is favorable to saving pipeline overall length, compression oil feeding system overall weight, thereby is favorable to unmanned aerial vehicle's lightweight design.
Description
Technical Field
The invention relates to the technical field of aviation, in particular to an unmanned aerial vehicle oil supply system and an unmanned aerial vehicle with the same.
Background
Many rotor unmanned aerial vehicle is an unmanned rotor aircraft who has three and above rotor shaft, and it mainly includes the main fuselage to and wind a plurality of horn of main fuselage evenly distributed. The inner of every horn all links firmly with the main fuselage, and the rotor and be used for driving rotor pivoted engine are all installed to the outer end. Under the general condition, the engines on a plurality of arms of many rotor unmanned aerial vehicle are supplied oil by the oil tank that is located the main fuselage.
At present, how to set up an oil supply system is a technical problem to be solved urgently by technical personnel in the field.
Disclosure of Invention
In view of this, the present invention provides an unmanned aerial vehicle and an oil supply system thereof, which can be applied to a multi-rotor unmanned aerial vehicle.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an unmanned aerial vehicle oil feeding system, includes oil tank, oil outlet pipeline, oil supply branch road, returns the oil pipe way, wherein:
the inlet of the oil outlet pipeline is connected with the oil outlet interface of the oil tank, and the outlet of the oil outlet pipeline is connected with the inlet of the oil delivery pipeline;
a plurality of oil distribution ports are arranged between the inlet and the outlet of the oil supply pipeline at intervals, and each oil distribution port is respectively provided with the oil supply branch for supplying oil to a fuel oil system;
the outlet of the oil supply pipeline is connected with the inlet of the oil return pipeline, and the outlet of the oil return pipeline is connected with the oil return interface of the oil tank.
Optionally, in the unmanned aerial vehicle oil supply system, two oil supply pipelines are connected in parallel between an outlet of the oil outlet pipeline and an inlet of the oil return pipeline, and the two oil supply pipelines are annularly arranged on a top panel of the oil tank.
Optionally, in the unmanned aerial vehicle oil supply system, the inlet positions of the two oil supply pipelines are connected with the outlet of the oil outlet pipeline and the inlet of one oil supply branch through a first four-way joint;
and the outlet positions of the two oil delivery pipelines are connected with the inlet of the oil return pipeline and the inlet of one oil delivery branch through a second four-way joint.
Optionally, in the unmanned aerial vehicle oil supply system, the plurality of oil distribution ports are respectively connected with one oil supply branch through a three-way joint.
Optionally, in above-mentioned unmanned aerial vehicle oil feeding system, still include the adaptor, the adaptor link firmly set up on the top panel of oil tank, go out oil pipe with connecting piece between the oil feed way, the oil feed branch with connecting piece between the oil feed way, return oil pipe with connecting piece between the oil feed way are fixed the setting respectively on the adaptor.
Optionally, in above-mentioned unmanned aerial vehicle oil feeding system, be provided with the oil in going out the oil pipe way and strain, the top panel of oil tank is provided with and is used for installing the top recess that the oil strained.
Optionally, in above-mentioned unmanned aerial vehicle oil feeding system, the oil tank includes box and case lid be provided with on the case lid go out the oil interface the oil return interface to and the oil pump, wherein:
the oil pump is embedded in the case cover, and an oil outlet of the oil pump is located on the inner side of the case cover and connected with the oil outlet interface.
An unmanned aerial vehicle comprising an annular fuselage frame and a plurality of arms, and an unmanned aerial vehicle oil supply system as described above, wherein:
the plurality of the horn are arranged in sequence around the annular fuselage frame, and each horn is provided with a fuel oil system;
a plurality of oil delivery branches in the unmanned aerial vehicle oil supply system are respectively connected with one fuel oil system.
Optionally, in the above unmanned aerial vehicle, a side groove is provided on a side surface of an oil tank of the unmanned aerial vehicle oil supply system;
the annular machine body frame is provided with a clamping positioning part matched with the side groove.
Optionally, in the above unmanned aerial vehicle, the horn is a tubular hollow structure, and the oil feeding branch is inserted into an inner cavity of the horn.
Optionally, in the above unmanned aerial vehicle, an inner cavity of the horn is provided with a fixing member for positioning the oil feeding branch, and the fixing member includes a locking portion for being fixedly connected with the horn and a positioning hole for passing through the oil feeding branch.
According to the technical scheme, the oil supply pipeline of the unmanned aerial vehicle is provided with the oil distribution ports, so that the oil supply branches supply oil to the fuel oil systems respectively (in general, the oil distribution ports, the oil supply branches and the fuel oil systems are in one-to-one correspondence). Thereby, this oil feeding system can be applicable to many rotor unmanned aerial vehicle, and when using on many rotor unmanned aerial vehicle, the oil tank sets up in the main fuselage, and a plurality of oil supply branches are connected with the engine fuel oil system on a plurality of arms of unmanned aerial vehicle respectively, for its fuel feeding.
Moreover, in this oil feeding system, through set up a plurality of hydraulic fluid ports that divide on sending oil pipeline, a plurality of hydraulic fluid ports and a plurality of oil branches that send connect gradually, thereby realized arranging in proper order a plurality of oil branches that send, the interface that leads to when this kind of pipeline arrangement mode can avoid a plurality of oil branch direct connections oil tanks that send is complicated, the circuit is arranged verbose and disorderly, the fuselage is heavier scheduling problem, make the pipeline arrange clearly not disorderly, be favorable to saving the total length of pipeline, compression oil feeding system overall weight, thereby be favorable to unmanned aerial vehicle's lightweight design.
In addition, the unmanned aerial vehicle provided by the invention adopts the oil supply system, so that the beneficial effects are also achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle oil supply system provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an external shape of a fuel tank according to an embodiment of the present invention;
fig. 3 is a schematic flow diagram of fuel in an unmanned aerial vehicle fuel supply system provided by an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an unmanned aerial vehicle according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fixing member in an unmanned aerial vehicle oil supply system provided in an embodiment of the present invention.
Wherein:
1-an oil tank, 2-an oil pump, 3-an oil outlet pipeline, 4-an oil filter, 5-an oil feeding pipeline,
6-three-way joint, 7-oil delivery branch, 8-pressure relief valve, 9-oil return pipeline, 10-adapter,
31-a first four-way joint, 91-a second four-way joint,
101-stripe-shaped protrusions, 102-top grooves, 103-side grooves,
201-annular fuselage frame, 202-horn, 203-mount,
231-locking part, 232-positioning hole.
Detailed Description
The invention discloses an unmanned aerial vehicle and an oil supply system thereof, which can be suitable for a multi-rotor unmanned aerial vehicle.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, an unmanned aerial vehicle oil supply system (referred to as an oil supply system for short) provided in an embodiment of the present invention includes an oil tank 1, an oil outlet pipeline 3, an oil supply pipeline 5, an oil supply branch 7, and an oil return pipeline 9. Wherein: the inlet of the oil outlet pipeline 3 is connected with the oil outlet interface of the oil tank 1, and the outlet of the oil outlet pipeline 3 is connected with the inlet of the oil delivery pipeline 5; a plurality of oil distribution ports are arranged between the inlet and the outlet of the oil supply pipeline 5 at intervals, and each oil distribution port is respectively provided with an oil supply branch 7 for supplying oil to an engine fuel system (fuel system for short); the outlet of the oil feeding pipeline 5 is connected with the inlet of the oil return pipeline 9, and the outlet of the oil return pipeline 9 is connected with the oil return interface of the oil tank 1.
Referring to fig. 3, in the working process of the unmanned aerial vehicle, fuel oil in the oil tank 1 enters the oil delivery pipeline 5 through the oil outlet pipeline 3, and then is shunted by the oil delivery pipeline 5 to enter each oil delivery branch 7 to reach each fuel oil system for combustion. The quantity of fuel flowing into each fuel supply branch 7 depends on the quantity of fuel injected in the fuel system connected to the fuel supply branch 7. And finally, the fuel oil left after being shunted by all the oil shunting ports in the oil feeding pipeline 5 returns to the oil tank 1 through the oil return pipeline 9.
It can be seen that in the oil supply system provided in the embodiment of the present invention, the oil supply pipeline 5 is provided with a plurality of oil distribution ports, so as to supply oil to the plurality of fuel oil systems through the plurality of oil supply branches 7 respectively (in general, the plurality of oil distribution ports, the plurality of oil supply branches 7, and the plurality of fuel oil systems are in one-to-one correspondence). Thereby, this oil feeding system can be applicable to many rotor unmanned aerial vehicle, and when using on many rotor unmanned aerial vehicle, oil tank 1 sets up in the main fuselage, and a plurality of oil supply branch road 7 are connected with the engine fuel oil system on a plurality of horn of unmanned aerial vehicle respectively, for its fuel feeding.
Moreover, in this oil feeding system, through set up a plurality of hydraulic fluid ports that divide on oil feed pipeline 5, a plurality of hydraulic fluid ports that divide connect gradually with a plurality of oil feed branch road 7, thereby realized arranging in proper order a plurality of oil feed branch road 7, the interface that leads to when this kind of pipeline arrangement mode can avoid a plurality of oil feed branch road direct connections oil tanks is complicated, the circuit is arranged verbose and disorderly, the fuselage is heavier scheduling problem, make the pipeline arrange clearly not disorderly, be favorable to saving the total length of pipeline, compression oil feeding system overall weight, thereby be favorable to unmanned aerial vehicle's lightweight design.
Specifically, as shown in fig. 1, in the oil supply system, two oil supply pipelines 5 are arranged in parallel between an outlet of the oil outlet pipeline 3 and an inlet of the oil return pipeline 9, and the two oil supply pipelines 5 are annularly arranged on a top panel of the oil tank 1 to form an annular oil supply pipeline, so that a plurality of oil supply branches 7 connected to the oil supply pipelines 5 can be sequentially arranged in the circumferential direction around the central axis of the oil tank 1 and correspond to a plurality of arms of the unmanned aerial vehicle one by one to supply oil to a fuel system on each arm.
In the preferred embodiment, the oil outlet location of the oil tank 1 is located at (or near) the center of the annular oil feed line, and also at (or near) the center of the top panel of the oil tank 1. However, the present invention is not limited to this, and in other embodiments, the oil outlet position of the oil tank 1 may be disposed at other positions, and the present invention is not limited to this.
Specifically, in the above oil supply system:
the inlet positions of the two oil delivery pipelines 5 are provided with a first four-way joint 31 for shunting so as to be connected with the outlet of the oil outlet pipeline 3 and the inlet of one oil delivery branch 7 through the first four-way joint 31, namely: the inlet (one) of the first four-way joint 31 is connected with the outlet of the oil outlet pipeline 3, and three outlets of the first four-way joint 31 are respectively connected with the inlets of the two oil feeding pipelines 5 and the inlet of the oil feeding branch 7;
the outlet positions of the two oil feeding pipelines 5 are provided with a second four-way joint 91 for parallel flow and split flow, so that the two oil feeding pipelines are connected with the inlet of the oil return pipeline 9 and the inlet of one oil feeding branch 7 through the second four-way joint 91, namely: the inlets (two) of the second four-way joint 91 are respectively connected with the outlets of the two oil supply pipelines 5, and the outlets (two) of the second four-way joint 91 are respectively connected with the inlet of the oil return pipeline 9 and the inlet of one oil supply branch 7;
and a plurality of oil distributing ports on each oil feeding pipeline 5 are respectively connected with an oil feeding branch 7 through a three-way joint 6.
Further, as shown in fig. 1, in the oil supply system, an adaptor 10 is further included, the adaptor 10 is fixedly connected to a top panel of the oil tank 1, and the connecting members between the pipelines (i.e., the first four-way joint 31, the second four-way joint 91, and the three-way joint 6) are all fixedly disposed on the adaptor 10, so as to fix the sections of the pipelines in the oil supply system. There are many alternatives for the fastening of the respective connecting element to the adapter 10, such as welding, for example adhesive bonding, for example snap-fitting, for example by binding the connecting element or the line to the adapter 10 by means of a flexible locking element, for example by positioning the connecting element or the line on the adapter 10 by means of a semicircular fastener and fastening it by means of screws, etc.
Furthermore, there are several alternatives for the fastening between the adapter piece 10 and the fuel tank 1, for example by means of screws, snap-in grooves or adhesive bonding, which are fixedly mounted on the top panel of the fuel tank 1. Preferably, as shown in fig. 2, the top panel of the oil tank 1 is provided with a plurality of strip-shaped protrusions 101 for clamping and limiting the adaptor 10, and clamping and positioning installation grooves of the adaptor 10 are formed between radially adjacent strip-shaped protrusions 101.
Therefore, in the oil supply system, the fixed installation of each section of pipeline and the connecting piece on the oil tank 1 can be realized through the adapter piece 10, the self rigidity of the oil tank 1 is favorably ensured, and the processing difficulty of the oil tank 1 is favorably reduced.
Specifically, be provided with oil in above-mentioned oil feeding system's oil outlet pipeline 3 and strain 4, the top panel of oil tank 1 is provided with the top recess 102 that is used for installing oil and strains 4 to be favorable to reducing the oil and strain the stack height of 4 on oil tank 1, be favorable to reducing the unmanned aerial vehicle focus. Similarly, in other embodiments, the oil pump 2 can be disposed in the oil outlet pipeline 3 of the oil supply system, and the pressure release valve 8 is disposed in the oil return pipeline 9, and correspondingly, a groove is disposed on the upper surface of the oil tank 1, so that the pressure release valve 8 and the oil pump 2 are disposed in the groove, the stacking height of the pressure release valve 8 and the oil pump 2 on the oil tank 1 is reduced, and the center of gravity of the unmanned aerial vehicle is reduced. At the moment, the bottom of the groove for installing the pressure release valve 8 on the oil tank 1 and the bottom of the groove for installing the oil pump 2 are both provided with holes so as to enable a fuel pipeline connected with the pressure release valve 8 and the oil pump 2 to penetrate through the holes to be communicated into the oil tank 1. However, the present invention is not limited to this, and the installation manner of the relief valve 8 and the oil pump 2 is not particularly limited.
In a preferred embodiment, as shown in fig. 1, the fuel tank 1 includes a tank body and a tank cover. Wherein: the box cover is provided with the oil outlet interface connected with the inlet of the oil outlet pipeline 3, the oil return interface connected with the outlet of the oil return pipeline 9 and an oil pump 2. The oil pump 2 is embedded in the tank cover, the main body is embedded in the oil tank so as to pump fuel oil out of the oil tank 1, an oil outlet of the oil pump 2 is positioned on the inner side of the tank cover and connected with an oil outlet interface, and the oil outlet interface is connected with an inlet of the oil outlet pipeline 3; the outlet of the oil return pipeline 9 is connected with an oil return interface.
In the preferred embodiment, the joint of each section of pipeline can be a quick-connection joint so as to improve the working efficiency during installation or disassembly.
An embodiment of the present invention provides a drone, please refer to fig. 4, which comprises an annular fuselage frame 201 and a plurality of arms 202, and a drone oil supply system as described above. Wherein: a plurality of horn 202 are arranged in sequence around the annular fuselage frame 201, and each horn 202 is provided with a fuel oil system; a plurality of oil delivery branch roads 7 in the unmanned aerial vehicle oil supply system correspond to a plurality of horn 202 one-to-one, and are connected with a fuel oil system respectively.
Specifically, please refer to fig. 2 to 4, a side groove 103 is provided on a side surface of an oil tank 1 of the unmanned aerial vehicle oil supply system, and a clamping positioning portion adapted to the side groove 103 is provided on an annular body frame 201. Thus, the fuel tank 1 is fixedly mounted in the annular body frame 201 through the side grooves 103.
Specifically, a pressure relief valve 8 is provided in the return line 9, and the pressure relief valve 8 is fixedly mounted on the top panel of the oil tank 1, or may be fixedly mounted on the inner side of the annular body frame 201 shown in fig. 4.
Preferably, as shown in fig. 4 and 5, the horn 202 is a tubular hollow structure, and the oil feeding branch 7 is inserted into an inner cavity of the horn 202. Moreover, a fixing member 203 for positioning the oil feeding branch 7 is disposed in the inner cavity of the horn 202, and the fixing member 203 includes a locking portion 231 for being fixedly connected with the horn 202 and a positioning hole 232 for passing through the oil feeding branch 7. As can be seen, the fixing member 203 can prevent the oil feed branch 7 from shaking inside the arm 202.
Specifically, the locking portion 231 may be a screw lock or a snap lock; the positioning hole 232 may be a circular hole or an arc-shaped clamping groove.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (11)
1. The utility model provides an unmanned aerial vehicle oil feeding system, its characterized in that includes oil tank (1), oil outlet pipeline (3), oil supply pipeline (5), oil supply branch road (7), returns oil pipe way (9), wherein:
the inlet of the oil outlet pipeline (3) is connected with the oil outlet interface of the oil tank (1), and the outlet of the oil outlet pipeline (3) is connected with the inlet of the oil delivery pipeline (5);
a plurality of oil distribution ports are arranged between the inlet and the outlet of the oil supply pipeline (5) at intervals, and each oil distribution port is respectively provided with an oil supply branch (7) for supplying oil to a fuel oil system;
an outlet of the oil supply pipeline (5) is connected with an inlet of the oil return pipeline (9), and an outlet of the oil return pipeline (9) is connected with an oil return interface of the oil tank (1).
2. The unmanned aerial vehicle oil supply system of claim 1, wherein two oil supply pipelines (5) are arranged in parallel between an outlet of the oil outlet pipeline (3) and an inlet of the oil return pipeline (9), and the two oil supply pipelines (5) are annularly arranged on a top panel of the oil tank (1).
3. The unmanned aerial vehicle oil supply system of claim 2, wherein the inlet positions of the two oil supply pipelines (5) are connected with the outlet of the oil outlet pipeline (3) and the inlet of one oil supply branch (7) through a first four-way joint (31);
the outlet positions of the two oil delivery pipelines (5) are connected with the inlet of the oil return pipeline (9) and the inlet of one oil delivery branch (7) through a second four-way joint (91).
4. The unmanned aerial vehicle oil supply system of claim 2, wherein a plurality of the oil distribution ports are respectively connected with one of the oil feeding branches (7) through a tee joint (6).
5. The unmanned aerial vehicle oil supply system of claim 2, further comprising an adapter (10), wherein the adapter (10) is fixedly connected to a top panel of the oil tank (1), and a connecting member between the oil outlet pipeline (3) and the oil supply pipeline (5), a connecting member between the oil supply branch (7) and the oil supply pipeline (5), and a connecting member between the oil return pipeline (9) and the oil supply pipeline (5) are respectively and fixedly arranged on the adapter (10).
6. The unmanned aerial vehicle oil supply system of claim 1, wherein an oil filter (4) is disposed in the oil outlet pipeline (3), and a top surface plate of the oil tank (1) is provided with a top groove (102) for mounting the oil filter (4).
7. The unmanned aerial vehicle oil feeding system of claim 1, wherein the oil tank (1) comprises a tank body and a tank cover, the tank cover is provided with the oil outlet interface, the oil return interface, and an oil pump (2), wherein:
the oil pump (2) is embedded in the case cover, and an oil outlet of the oil pump (2) is located on the inner side of the case cover and connected with the oil outlet interface.
8. A drone, comprising an annular fuselage frame (201) and a plurality of booms (202), and a drone oil supply system according to any one of claims 1 to 7, wherein:
the plurality of the horn arms (202) are sequentially arranged around the annular fuselage frame (201), and a fuel system is arranged on each horn arm (202);
a plurality of oil delivery branch roads (7) in the unmanned aerial vehicle oil supply system are respectively connected with one fuel oil system.
9. A drone according to claim 8, characterised in that the side of the tank (1) of the drone's oil supply system is provided with side grooves (103);
annular fuselage frame (201) set up with the joint location portion of side recess (103) adaptation.
10. The unmanned aerial vehicle of claim 8, wherein the horn (202) is a tubular hollow structure, and the oil feed branch (7) is arranged in an inner cavity of the horn (202) in a penetrating manner.
11. The unmanned aerial vehicle of claim 10, wherein a fixing piece (203) for positioning the oil delivery branch (7) is arranged in an inner cavity of the horn (202), and the fixing piece (203) comprises a locking portion (231) for being fixedly connected with the horn (202) and a positioning hole (232) for penetrating through the oil delivery branch (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110905578.1A CN113335536B (en) | 2021-08-09 | 2021-08-09 | Unmanned aerial vehicle and oil feeding system thereof |
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| CN202110905578.1A CN113335536B (en) | 2021-08-09 | 2021-08-09 | Unmanned aerial vehicle and oil feeding system thereof |
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| CN106081132A (en) * | 2016-07-27 | 2016-11-09 | 辽宁壮龙无人机科技有限公司 | Fuel power many rotor wing unmanned aerial vehicles fuel feeding scheme |
| US20170240291A1 (en) * | 2016-02-22 | 2017-08-24 | Hylium Industries, Inc. | Fuel cell power pack for multicopter |
| CN107539468A (en) * | 2017-09-01 | 2018-01-05 | 牟正芳 | A kind of multi-rotor unmanned aerial vehicle |
| JP6856911B1 (en) * | 2019-08-30 | 2021-04-14 | 株式会社エアロジーラボ | Multicopter |
| CN112706931A (en) * | 2021-01-27 | 2021-04-27 | 西安九天航空科技有限公司 | Unmanned aerial vehicle fuel supply system and fuel supply and refueling control method |
| CN112758312A (en) * | 2020-12-30 | 2021-05-07 | 阿坝师范学院 | Plateau is with many rotor unmanned aerial vehicle |
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2021
- 2021-08-09 CN CN202110905578.1A patent/CN113335536B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170240291A1 (en) * | 2016-02-22 | 2017-08-24 | Hylium Industries, Inc. | Fuel cell power pack for multicopter |
| CN106081132A (en) * | 2016-07-27 | 2016-11-09 | 辽宁壮龙无人机科技有限公司 | Fuel power many rotor wing unmanned aerial vehicles fuel feeding scheme |
| CN107539468A (en) * | 2017-09-01 | 2018-01-05 | 牟正芳 | A kind of multi-rotor unmanned aerial vehicle |
| JP6856911B1 (en) * | 2019-08-30 | 2021-04-14 | 株式会社エアロジーラボ | Multicopter |
| CN112758312A (en) * | 2020-12-30 | 2021-05-07 | 阿坝师范学院 | Plateau is with many rotor unmanned aerial vehicle |
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Effective date of registration: 20231219 Address after: No. 1 Anshun Road, Automotive Industry Park, Economic Development Zone, Jiujiang City, Jiangxi Province, China, 335005 Patentee after: Jiangxi Zhuang long UAV Technology Co.,Ltd. Address before: 110172 door 4, No. 189-7 JINZI street, Hunnan East Road, Shenfu demonstration area, Shenyang City, Liaoning Province Patentee before: Shangliang Zhongyi (Shenyang) High-tech Technology Co.,Ltd. |