HRP20211369T1 - Letjelica s više rotora - Google Patents

Letjelica s više rotora Download PDF

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Publication number
HRP20211369T1
HRP20211369T1 HRP20211369TT HRP20211369T HRP20211369T1 HR P20211369 T1 HRP20211369 T1 HR P20211369T1 HR P20211369T T HRP20211369T T HR P20211369TT HR P20211369 T HRP20211369 T HR P20211369T HR P20211369 T1 HRP20211369 T1 HR P20211369T1
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HR
Croatia
Prior art keywords
aircraft
rotors
rotor
above patent
multiple rotors
Prior art date
Application number
HRP20211369TT
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English (en)
Inventor
Anders Ljung
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Acc Innovation Ab
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Publication of HRP20211369T1 publication Critical patent/HRP20211369T1/hr

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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
    • B64D35/00—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions
    • B64D35/04—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions characterised by the transmission driving a plurality of propellers or rotors
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
    • A63H27/00—Toy aircraft; Other flying toys
    • A63H27/12—Helicopters ; Flying tops
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C39/00—Aircraft not otherwise provided for
    • B64C39/02—Aircraft not otherwise provided for characterised by special use
    • B64C39/024—Aircraft not otherwise provided for characterised by special use of the remote controlled vehicle type, i.e. RPV
    • 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
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00—Type of UAV
    • B64U10/10—Rotorcrafts
    • B64U10/13—Flying platforms
    • B64U10/14—Flying platforms with four distinct rotor axes, e.g. quadcopters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00—Type of UAV
    • B64U10/25—Fixed-wing aircraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U30/00—Means for producing lift; Empennages; Arrangements thereof
    • B64U30/20—Rotors; Rotor supports
    • B64U30/29—Constructional aspects of rotors or rotor supports; Arrangements thereof
    • B64U30/296—Rotors with variable spatial positions relative to the UAV body
    • B64U30/297—Tilting rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U50/00—Propulsion; Power supply
    • B64U50/10—Propulsion
    • B64U50/12—Propulsion using turbine engines, e.g. turbojets or turbofans
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00—Type of UAV
    • B64U10/10—Rotorcrafts
    • B64U10/13—Flying platforms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00—Type of UAV
    • B64U10/10—Rotorcrafts
    • B64U10/13—Flying platforms
    • B64U10/16—Flying platforms with five or more distinct rotor axes, e.g. octocopters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U2201/00—UAVs characterised by their flight controls
    • B64U2201/20—Remote controls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U2201/00—UAVs characterised by their flight controls
    • B64U2201/20—Remote controls
    • B64U2201/202—Remote controls using tethers for connecting to ground station
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U30/00—Means for producing lift; Empennages; Arrangements thereof
    • B64U30/20—Rotors; Rotor supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U50/00—Propulsion; Power supply
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U50/00—Propulsion; Power supply
    • B64U50/30—Supply or distribution of electrical power
    • B64U50/34—In-flight charging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U80/00—Transport or storage specially adapted for UAVs
    • B64U80/50—Transport or storage specially adapted for UAVs the UAVs being disassembled

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Remote Sensing (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Hydraulic Motors (AREA)
  • Gas Burners (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)

Claims (19)

1. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') koja sadrži, najmanje prvi, drugi i treći rotor (10, 20, 30), koji se svaki mogu rotirati pomoću namjenskog prvog drugog i trećeg hidrauličkog motora (11, 21, 31), najmanje jednu pogonsku jedinicu (2), najmanje prvu, drugu i treću hidrauličku pumpu (12, 22, 32) namijenjenu odgovarajućem prvom, drugom i trećem hidrauličkom motoru ( (11, 21, 31), pri čemu je svaka hidraulička pumpa (12, 22, 32) raspoređena tako da osigurava tekućinu pod tlakom za svaki hidraulički motor (11, 21, 31) za pogon hidrauličkog motora (11, 21, 31) i za rotiranje odgovarajućeg rotora (10, 20, 30), upravljačku jedinicu (6) za upravljanje radom letjelice s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1''''''), pri čemu je upravljanje letjelicom s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') postavljeno tako da se provodi mijenjanjem protoka tekućine pod tlakom koja se dovodi na svaki odgovarajući hidraulični motor (11, 21, 31), naznačena time što su hidrauličke pumpe (12, 22, 32, 42) postavljene su na jednom izlaznom vratilu (3) pogonske jedinice (2), a protokom tekućine pod tlakom predviđenim za svaki hidraulički motor (11, 21, 31) se pojedinačno može upravljati pomoću najmanje jednog upravljačkog ventila (13, 23, 33) konfiguriranog za upravljanje protokom tekućine pod tlakom iz svake hidrauličke pumpe (12, 22, 32) prema njezinom namjenskom hidrauličkom motoru (11, 21, 31).
2. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što nadalje sadrži odašiljačko/prijemnu jedinicu (8) za primanje naredbi daljinskog upravljanja za letjelicu s više rotora (1).
3. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što najmanje jedna pogonska jedinica (2) koristi zapaljivo gorivo, poželjno se gorivo osigurava za pogonsku jedinicu (2) iz dovoda goriva (50) koji se nalazi na letjelici s više rotora (1).
4. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema patentnom zahtjevu 3, naznačena time što se gorivo koje koristi pogonska jedinica (2) dovodi iz vanjskog dovoda goriva (60), poželjno vanjskog dovoda (60) koji se nalazi na tlu, a gorivo se dovodi kroz vod za gorivo (59) crpljenjem od tla prema gore.
5. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što je najmanje jedna pogonska jedinica (2) plinska turbina.
6. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što je nadalje opremljena s najmanje jednom žiroskopskom jedinicom (9) povezanom s upravljačkom jedinicom (6), pri čemu najmanje jedna žiroskopska jedinica (9) može osjetiti oba kretanja i gibanje oko vertikalne osi i napadni kut letjelice s više rotora (1), te daje ulaz upravljačkoj jedinici (6) radi neovisnog i stabilnog upravljanja letjelicom s više rotora (1).
7. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što svaka hidraulička pumpa (12, 22, 32, 42) ima dobavni vod (14, 24, 34, 44) do svakog namjenskog hidrauličkog motora (11, 21, 31, 41), te da se putem upravljanja namjenskim upravljačkim ventilom (13, 23, 33, 43) na svakom dovodnom vodu (14, 24, 34, 44), upravlja protokom fluida do svakog hidrauličkog motora (11, 21, 31, 41), pri čemu je upravljački ventil (13, 23, 33, 43) povezan s upravljačkom jedinicom (6), pri čemu je svaki upravljački ventil (13, 23, 33, 43) postavljen tako da ispušta protok iz odgovarajućeg dovodnog voda (14, 24, 34, 44).
8. Letjelica s više rotora (1, 1', 1", 1''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što letjelica s više rotora (1) ima četiri rotora (10, 20, 30, 40), a svaki rotor (10, 20, 30, 40) se napaja i kontrolira u skladu s bilo kojim od opisanih rotora (10, 20, 30, 40) u bilo kojem od prethodnih zahtjeva, poželjno su rotori (10, 20, 30, 40) povezani u parove tako da dva ili četiri rotora (10, 20, 30, 40) imaju istu veličinu i konfiguraciju.
9. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što su svaki hidraulički motor (11, 21, 31, 41) i svaki rotor (10, 20, 30, 40) postavljeni na zasebnom kraku (18, 28, 38, 48), poželjno su rotori (10, 20, 30, 40) povezani u parove tako da dva ili četiri rotora (10, 20, 30, 40) imaju istu veličinu i konfiguraciju.
10. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što je smjer rotacije odgovarajućeg rotora (10, 20, 30, 40) postavljen tako da je moguće postići nulto rotacijsko kretanje letjelice s više rotora (1) i nema potrebe za bilo kojim rotorom koji se ne koristi u svrhu potiska.
11. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što su os rotacije (7) odgovarajućeg rotora (10, 20, 30, 40) i hidraulički motor (11, 21, 31, 41) koaksijalni, poželjno se najmanje jedan od rotora (10, 20, 30, 40) može zakretati.
12. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što sadrži samo-zabrtvljujući spremnik za gorivo (50).
13. Letjelica s više rotora (1") prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što se nadalje sastoji od fiksnih krila (53, 54) za dodavanje potiska kada se letjelica s više rotora (1), kreće naprijed u tekućem mediju.
14. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što sve navedene najmanje tri hidraulične pumpe (12, 22, 32, 42) primaju isti rotacijski ulaz.
15. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što pogonska jedinica (2) prenosi snagu na odgovarajuću hidrauličku pumpu (12, 22, 32, 42) preko zupčanika (70), tako da svaka hidraulička pumpa prima isti rotacijski ulaz.
16. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što letjelica s više rotora ima najmanje pet rotora (10, 20, 30, 40), i svaki rotor (10, 20, 30, 40) se napaja i kontrolira u skladu s bilo kojim od opisanih rotora (10, 20, 30, 40) u bilo kojem od gore navedenih zahtjeva.
17. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od gore navedenih patentnih zahtjeva, naznačena time što rotori imaju fiksni napadni kut.
18. Letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') prema bilo kojem od patentnih zahtjeva 1-16, naznačena time što rotori (10, 20, 30, 40) imaju napadni kut koji se može ručno podešavati kada letjelica s više rotora (1, 1', 1", 1''', 1'''', 1''''', 1'''''') nije u funkciji.
19. Letjelica s više rotora (1, 1', 1", 1''', 1"", 1''''', 1'''''') prema bilo kojem od patentnih zahtjeva 1-16 ili 18, naznačena time što rotori (10, 20, 30, 40) imaju napadni kut koji se može podesiti u letu.
HRP20211369TT 2014-10-30 2021-08-30 Letjelica s više rotora HRP20211369T1 (hr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/SE2014/051288 WO2016068767A1 (en) 2014-10-30 2014-10-30 Multi-rotor aerial vehicle
EP15854629.1A EP3212502B1 (en) 2014-10-30 2015-10-28 Multi-rotor aerial vehicle
PCT/SE2015/051142 WO2016068784A1 (en) 2014-10-30 2015-10-28 Multi-rotor aerial vehicle

Publications (1)

Publication Number Publication Date
HRP20211369T1 true HRP20211369T1 (hr) 2021-11-26

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Application Number Title Priority Date Filing Date
HRP20211369TT HRP20211369T1 (hr) 2014-10-30 2021-08-30 Letjelica s više rotora

Country Status (14)

Country Link
US (1) US10906664B2 (hr)
EP (1) EP3212502B1 (hr)
JP (1) JP6720201B2 (hr)
KR (1) KR102421773B1 (hr)
CN (1) CN107207097B (hr)
AU (1) AU2015340042B2 (hr)
DK (1) DK3212502T3 (hr)
ES (1) ES2896199T3 (hr)
HR (1) HRP20211369T1 (hr)
IL (1) IL251794B2 (hr)
RS (1) RS62411B1 (hr)
RU (1) RU2693616C2 (hr)
TW (1) TWI686327B (hr)
WO (2) WO2016068767A1 (hr)

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