[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

FR3071293B1 - TURBOMACHINE PLANETARY OR EPICYCLOIDAL SPEED REDUCER - Google Patents

TURBOMACHINE PLANETARY OR EPICYCLOIDAL SPEED REDUCER Download PDF

Info

Publication number
FR3071293B1
FR3071293B1 FR1758669A FR1758669A FR3071293B1 FR 3071293 B1 FR3071293 B1 FR 3071293B1 FR 1758669 A FR1758669 A FR 1758669A FR 1758669 A FR1758669 A FR 1758669A FR 3071293 B1 FR3071293 B1 FR 3071293B1
Authority
FR
France
Prior art keywords
planetary
axis
turbomachine
satellites
speed reducer
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.)
Active
Application number
FR1758669A
Other languages
French (fr)
Other versions
FR3071293A1 (en
Inventor
Mathieu Jean Charrier
Marc Dominique Seyfrid
Adrien Louis Simon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Transmission Systems SAS
Original Assignee
Safran Transmission Systems SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Safran Transmission Systems SAS filed Critical Safran Transmission Systems SAS
Priority to FR1758669A priority Critical patent/FR3071293B1/en
Publication of FR3071293A1 publication Critical patent/FR3071293A1/en
Application granted granted Critical
Publication of FR3071293B1 publication Critical patent/FR3071293B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/042—Guidance of lubricant
    • F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
    • F16H57/0431—Means for guiding lubricant directly onto a tooth surface or to foot areas of a gear, e.g. by holes or grooves in a tooth flank
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0435—Pressure control for supplying lubricant; Circuits or valves therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0456—Lubrication by injection; Injection nozzles or tubes therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0467—Elements of gearings to be lubricated, cooled or heated
    • F16H57/0479—Gears or bearings on planet carriers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0482—Gearings with gears having orbital motion
    • F16H57/0486—Gearings with gears having orbital motion with fixed gear ratio
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/042—Guidance of lubricant
    • F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
    • F16H57/0423—Lubricant guiding means mounted or supported on the casing, e.g. shields or baffles for collecting lubricant, tubes or pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/042—Guidance of lubricant
    • F16H57/0427—Guidance of lubricant on rotary parts, e.g. using baffles for collecting lubricant by centrifugal force
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H57/082—Planet carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Details Of Gearings (AREA)

Abstract

Réducteur de vitesse à train planétaire ou épicycloïdal de turbomachine, comportant un solaire central d'axe X de rotation et une rangée annulaire de satellites disposés autour de l'axe X et engrenés avec ledit solaire, ledit solaire comportant des moyens d'accouplement à un arbre, les satellites étant portés par un porte-satellites et également engrenés avec une couronne annulaire s'étendant autour des satellites, l'un des éléments choisi parmi le porte-satellites et la couronne étant fixe et l'autre mobile et relié à des moyens d'accouplement à un autre arbre, le réducteur comportant en outre des moyens de lubrification des satellites qui comportent une rangée annulaire de canalisations d'huile (180) réparties autour de l'axe X et destinées chacune à acheminer de l'huile jusqu'à au moins un des satellites, caractérisé en ce qu'au moins un restricteur (190) de débit est rapporté et fixé dans au moins une desdites canalisations.Speed reducer with planetary or epicyclic turbomachine gear, comprising a central solar axis of rotation X and an annular row of satellites arranged around the X axis and meshed with said solar, said solar comprising means for coupling to a shaft, the planet wheels being carried by a planet carrier and also meshed with an annular ring extending around the planet wheels, one of the elements chosen from among the planet carrier and the ring gear being fixed and the other mobile and connected to means for coupling to another shaft, the reduction gear further comprising means for lubricating the satellites which comprise an annular row of oil pipes (180) distributed around the X axis and each intended to convey oil to 'to at least one of the satellites, characterized in that at least one flow restrictor (190) is attached and fixed in at least one of said pipes.

FR1758669A 2017-09-19 2017-09-19 TURBOMACHINE PLANETARY OR EPICYCLOIDAL SPEED REDUCER Active FR3071293B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1758669A FR3071293B1 (en) 2017-09-19 2017-09-19 TURBOMACHINE PLANETARY OR EPICYCLOIDAL SPEED REDUCER

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1758669 2017-09-19
FR1758669A FR3071293B1 (en) 2017-09-19 2017-09-19 TURBOMACHINE PLANETARY OR EPICYCLOIDAL SPEED REDUCER

Publications (2)

Publication Number Publication Date
FR3071293A1 FR3071293A1 (en) 2019-03-22
FR3071293B1 true FR3071293B1 (en) 2021-01-22

Family

ID=60450843

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1758669A Active FR3071293B1 (en) 2017-09-19 2017-09-19 TURBOMACHINE PLANETARY OR EPICYCLOIDAL SPEED REDUCER

Country Status (1)

Country Link
FR (1) FR3071293B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3096081B1 (en) * 2019-05-15 2021-04-23 Safran Helicopter Engines Sail turbomachine shaft pinion comprising a reticulated structure
FR3101129B1 (en) * 2019-09-24 2021-08-27 Safran Trans Systems OIL RESTRICTOR FOR EMERGENCY LUBRICATION OF AN AIRCRAFT TURBOMACHINE ELEMENT
DE102022102648A1 (en) 2022-01-31 2023-08-03 Schaeffler Technologies AG & Co. KG Planet carrier with rigidity-optimized oil passage; and planetary gears

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6349053U (en) * 1986-09-18 1988-04-02
US8690721B2 (en) * 2011-08-02 2014-04-08 United Technologies Corporation Journal pin oil supply for gear system

Also Published As

Publication number Publication date
FR3071293A1 (en) 2019-03-22

Similar Documents

Publication Publication Date Title
RU2606423C2 (en) Planetary gear for aircraft made with possibility of hovering
EP3019771B1 (en) Incorporation of a gear train in a pinion wall in a gearbox for a turbomachine
EP2396571B1 (en) Lubrication and cooling of a reduction gear with epicyclic gear train
FR3071293B1 (en) TURBOMACHINE PLANETARY OR EPICYCLOIDAL SPEED REDUCER
FR3035375B1 (en) EPICYCLOIDAL GEAR TRAIN REDUCER FOR A TURBOMACHINE.
US20210140533A1 (en) Drive
FR3084428B1 (en) PLANETARY OR EPICYCLOIDAL GEAR REDUCER CAGE FOR TURBOMACHINE
EP3106714A3 (en) A geared gas turbine engine
EP1767814A3 (en) A planetary gear wheel construction
EP3356699B1 (en) Load distribution in a speed reducer with two intermediate transmission lines
FR2973334A1 (en) HIGH INTEGRITY ROTARY ACTUATOR AND CONTROL METHOD
FR3084425B1 (en) REDUCER OR DIFFERENTIAL TYPE DEVICE FOR AN AIRCRAFT TURBOMACHINE
FR3065270B1 (en) ASSEMBLY COMPRISING AN EPICYCLOIDAL GEAR TRAIN
FR3062421B1 (en) FUEL PUMP DRIVE DEVICE FOR TURBOMACHINE
FR3076336B1 (en) SATELLITE CARRIER FOR AN EPICYCLOIDAL GEAR REDUCER
FR3095243B1 (en) TURBOMACHINE SPEED REDUCER
US10161481B2 (en) Device with two interlocked gear trains
EP2893171B1 (en) Drive gearbox on a turbomachine, consisting of a drive train with gear lines extending into non-parallel planes
EP3699458A3 (en) Assembly with planetary gear for a turbine engine
CN105020346A (en) Hollow shaft type precision 2K-V speed reduction device
FR3093550B1 (en) AIRCRAFT TURBOMACHINE MECHANICAL REDUCER
FR3064306B1 (en) RELAY ACCESSORIES FOR GAS TURBINE ENGINE
WO2018189476A1 (en) Planetary gearset
FR3110194B1 (en) AIRCRAFT TURBOMACHINE COMPRISING A DEVICE FOR LUBRICATING A BEARING
FR3092367B1 (en) AIRCRAFT TURBOMACHINE

Legal Events

Date Code Title Description
PLSC Publication of the preliminary search report

Effective date: 20190322

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8