公开(公告)号：US20160305283A1

公开(公告)日：2016-10-20

申请号：US15099880

申请日：2016-04-15

Applicant: SNECMA

Inventor： Serge Rene MORREALE ,  Dominik IGEL

IPC: F01D25/18 ,  F01D25/16 ,  F16J15/00 ,  F16J15/3252 ,  F16J15/447 ,  F16J15/3268

CPC classification number: F01D25/183 ,  F01D11/02 ,  F01D25/16 ,  F02C7/28 ,  F05D2220/30 ,  F05D2240/55 ,  F05D2260/98 ,  F16J15/002 ,  F16J15/162 ,  F16J15/324 ,  F16J15/3252 ,  F16J15/3268 ,  F16J15/442 ,  F16J15/447

Abstract: A sealing device for a turbine engine bearing oil enclosure including a rotor shaft; an annular cover secured to an engine casing and arranged around the rotor shaft to co-operate therewith to define an oil enclosure that is to receive a bearing (8) rotatably supporting the rotor shaft relative to the engine casing; a labyrinth seal mounted on the rotor shaft facing one end of the cover; an annular rim mounted inside the cover; a dynamic annular gasket interposed radially between the rim and the rotor shaft; and a clip for axially blocking the rim inside the cover and including at least one latch passing radially through the rim and being received radially inside a groove formed in the cover, is provided.

Abstract translation: 一种用于涡轮发动机的密封装置，其具有包括转子轴的油封壳; 固定到发动机壳体上的环形盖，围绕转子轴布置以与其配合，以限定油封，该油封可容纳相对于发动机壳体可旋转地支撑转子轴的轴承; 安装在转子轴上的迷宫式密封件，其面向盖的一端; 安装在所述盖内的环形边缘; 动态环形垫片径向插入在轮​​辋和转子轴之间; 以及夹子，其用于轴向地阻挡所述盖内的轮辋并且包括至少一个通过所述轮辋径向穿过并且径向地容纳在形成在所述盖中的凹槽内的闩锁。

公开(公告)号：US20150198065A1

公开(公告)日：2015-07-16

申请号：US14583910

申请日：2014-12-29

Applicant: SNECMA

Inventor： Catherine PIKOVSKY ,  Dominik IGEL ,  Boris LEMATTRE

IPC: F01D25/18 ,  F01D11/02

CPC classification number: F01D25/183 ,  B64D2027/005 ,  F01D11/02 ,  F02C7/28 ,  F02K3/062 ,  F02K3/072 ,  F05D2220/325 ,  Y02T50/66

Abstract: The primary subject-matter of the invention is a turbomachine assembly (1), comprising first (2) and second (3) bodies, at least one (2) of which is rotating relative to the other (3) around the axis of rotation (T) of the turbomachine (10), between which a tight zone (EH) is formed comprising a sealing gasket (16), a flowing fluid (H), in particular lubricant oil (H), able to circulate inside the first (2) and second (3) bodies and to be driven toward said at least one rotating body (2) from the other body (3), characterized in that said at least one rotating body (2) comprises means (4a, 4b, 4c; 5a, 5b) for guiding the rotation, in the direction of rotation (F3) of said at least one rotating body (2), of the flow of fluid (H) inside said at least one rotating body (2) so as to drive the flowing fluid (H) away from the tight zone (EH).

Abstract translation: 本发明的主要主题是涡轮机组件（1），其包括第一（2）和第二（3）主体，其中至少一个（2）相对于另一个（3）围绕旋转轴线旋转 （10），其间形成有紧密区域（EH），其包括密封垫圈（16），流体流体（H），特别是润滑油（H），其能够在第一（ 2）和第二（3）体，并且从另一主体（3）被驱动朝向所述至少一个旋转体（2），其特征在于，所述至少一个旋转体（2）包括装置（4a，4b，4c） ; 5a，5b），用于沿所述至少一个旋转体（2）的旋转方向（F3）引导所述至少一个旋转体（2）内部的流体（H）流动，从而 驱动流动的流体（H）远离紧密区域（EH）。