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81. 发明授权

EP3156655B1 PUMP FOR CONVEYING A HIGHLY VISCOUS FLUID 有权
公开(公告)号：EP3156655B1
公开(公告)日：2018-12-05
申请号：EP16189946.3
申请日：2016-09-21
申请人： Sulzer Management AG
发明人： Rodrigues, Arnaldo
IPC分类号： F04D1/00 , F04D7/04 , F04D29/16 , F04D29/22
CPC分类号： F04D29/167 , F04D1/006 , F04D7/04 , F04D29/2266 , F04D29/2294 , F04D29/4293
摘要： A pump for conveying a highly viscous fluid is proposed comprising a casing (2) with at least a first inlet (3) and an outlet (4) for the fluid, an impeller (5) for conveying the fluid from the inlet (3) to the outlet (4), wherein the impeller (5) is arranged on a rotatable shaft (6) for rotation around an axial direction (A), and comprises a front shroud (7) facing the first inlet (3) of the pump, wherein the casing (2) is provided with a stationary impeller opening (8) for receiving the front shroud (7) of the impeller (5) and having a diameter (D), wherein the front shroud (7) and the stationary impeller opening (8) form a gap (9) having a width (R) in a radial direction perpendicular to the axial direction (A), wherein the ratio of the width (R) of the gap (9) and the diameter (D) of the impeller opening (8) is at least 0.0045.

82. 发明公开

EP3394960A1 KREISELPUMPE, INSBESONDERE UMWÄLZPUMPE 有权
公开(公告)号：EP3394960A1
公开(公告)日：2018-10-31
申请号：EP16820251.3
申请日：2016-12-21
申请人： KSB SE & Co. KGaA
发明人： HAUCK, Patrick , SCHULLERER, Joachim
IPC分类号： H02K5/128 , H02K5/124 , F04D13/06 , H02K19/14 , H02K1/24 , F04D1/00 , H02K1/27 , H02K1/04
CPC分类号： F04D13/0606 , F04D1/00 , F04D13/0626 , F04D13/064 , H02K1/04 , H02K5/124 , H02K5/128 , H02K19/14 , H02K2005/1287 , H02K2201/03 , H02K2213/03
摘要： The invention relates to a centrifugal pump, in particular a circulation pump, comprising a pump impeller and an integrated synchronous reluctance motor for driving the impeller, wherein the distance A between the magnetically active components of the laminated stator core (4) and of the laminated rotor core (3) is less than or equal to 3% of the stator bore diameter and separating means for protecting the current-conducting elements of the stator (4) from the conveyed medium are provided.

83. 发明公开

EP3371459A1 REGENERATIVE PUMP START STAGE FOR HIGH SPEED CENTRIFUGAL FUEL PUMP 有权
公开(公告)号：EP3371459A1
公开(公告)日：2018-09-12
申请号：EP16801634.3
申请日：2016-11-02
申请人： Eaton Intelligent Power Limited
发明人： CLEMENTS, Martin, A.
IPC分类号： F04D1/00 , F04D5/00 , F04D9/04 , F04D13/12 , F04D15/00 , F04D29/18 , F04D29/22 , F02C7/236
摘要： A centrifugal pump includes a selectable regenerative style pumping element, including a regenerative pump rotor and at least one side wall flow channel formed by a rotating disc. The regenerative pumping element is selectable between a first state in which the disc does not rotate with the impeller and a second state in which the disc rotates with the impeller.

84. 发明公开

EP3350449A1 PITOT TUBE STABILIZING ARRANGEMENTS 有权转让
公开(公告)号：EP3350449A1
公开(公告)日：2018-07-25
申请号：EP16847152
申请日：2016-09-13
申请人： ENVIROTECH PUMPSYSTEMS INC
发明人： NEILSON BRYCE
IPC分类号： F04D1/14 , F04D1/00 , F04D1/04 , F04D1/12 , F04D17/00
CPC分类号： G01F1/46 , F04D1/12 , G01F15/185
摘要： A pitot tube assembly for a centrifugal pump includes an extension arm having a tubular body with opposing ends, at least one pickup tube secured to one of the opposing ends of the extension arm, a terminal portion positioned at the other end of the extension arm and a tapered fitting provided toward the end of the extension arm opposite to the end of the extension arm to which the pickup tube is secured, where the tapered fitting provides a frustum surface for registration with a frustoconically-shaped bore of a portion of the pump to provide axial, radial and torsional stability to the pitot tube assembly during pump operation.

85. 发明授权

EP2484917B1 ANTI-VORTEX DEVICE AND DOUBLE-SUCTION VERTICAL PUMP PROVIDED WITH THE ANTI-VORTEX DEVICE 有权
公开(公告)号：EP2484917B1
公开(公告)日：2018-07-11
申请号：EP10818838.4
申请日：2010-09-24
申请人： Ebara Corporation
发明人： YAMANAKA, Takashi , KUDO, Dai , HONDA, Shuichiro , ENOMOTO, Takashi
IPC分类号： F04D1/00 , F04D13/08 , F04D29/42 , F04D29/44 , F04D29/54 , F04D29/66 , F04D29/70
CPC分类号： F04D13/08 , F04D1/006 , F04D29/4273 , F04D29/448 , F04D29/548 , F04D29/669 , F04D29/708
摘要： The present invention provides a vortex prevention device capable of preventing creation of air entrained vortex and also provides a double suction vertical pump having such a vortex prevention device. The vortex prevention device is used in combination with the double suction vertical pump which is installed in an open channel (1) and has an upper suction opening (10a) and a lower suction opening (10b). The vortex prevention device includes a plate member (20) as a vortex prevention structure arranged above the upper suction opening. The plate member (20) is arranged away from the upper suction opening (10a) such that a passage is formed between the plate member (20) and the upper suction opening (10a).

86. 发明授权

EP3073119B1 ELECTRICALLY DRIVEN PUMP 有权转让
标题翻译：电动泵
公开(公告)号：EP3073119B1
公开(公告)日：2018-05-09
申请号：EP16160915.1
申请日：2016-03-17
申请人： Zhejiang Sanhua Automotive Components Co., Ltd.
发明人： ZHANG, Rongrong , BAO, Junfeng , SHI, Chuliang , SONG, Hongmin , ZHANG, Junchao , ZHANG, Jun
IPC分类号： F04D29/58 , F04D1/00 , F04D13/06 , F04D29/42
CPC分类号： F04D13/0693 , F04D1/00 , F04D13/0646 , F04D29/426 , F04D29/5806 , F04D29/5813 , F04D29/588 , F04D29/5893
摘要： An electrically driven pump includes a first housing and a second housing, and the first housing and the second housing are fixed to form an impeller chamber for receiving an impeller. The second housing and a rear housing are fixed to form a first receiving chamber for receiving a motor assembly; and the motor assembly includes a stator and a rotor, the rotor is arranged in an inner cavity enclosed by the stator, and the rotor drives the impeller to rotate. An electronic control unit is cooperated with the motor assembly, and the electronic control unit controls the operation of the motor assembly. The electrically driven pump includes a cooling passage for accommodating a working medium, and the working medium in the cooling passage may exchange heat with the electronic control unit, thereby facilitating improving the service life of the electrically driven pump.

87. 发明公开

EP3299627A1 FÖRDERPUMPE 有权
标题翻译： PUMP
公开(公告)号：EP3299627A1
公开(公告)日：2018-03-28
申请号：EP17192607.4
申请日：2017-09-22
申请人： Speck Pumpen Verkaufsgesellchaft GmbH
发明人： HERGER, Armin
IPC分类号： F04D13/02 , F04D1/00 , F04D29/06 , F04D29/58
CPC分类号： F04D1/00 , F04D13/024 , F04D13/025 , F04D13/026 , F04D13/027 , F04D29/061 , F04D29/5806 , F04D29/588
摘要： Die Erfindung betrifft eine Förderpumpe für fluide Medien, insbesondere Umwälzpumpe für Swimmingpools oder Schwimmbäder, mit einem Pumpengehäuse (35), einem in dem Pumpengehäuse (35) angeordneten Laufrad (19), das drehfest auf einer Pumpenwelle (22) montiert ist, einer Antriebseinheit (27,28), die mit einem Antriebsmotor (32) verbindbar ist, wobei die Antriebseinheit (24,25,27,28) und die Pumpenwelle (22) über Innen- und Außenmagneten (25,28), die durch einen Spalttopf (29) voneinander getrennt sind, miteinander in magnetischer Wirkverbindung stehen und die Antriebseinheit (24,25,27,28) einen Innenrotor (27), auf dem die Innenmagneten (28) angeordnet sind und der drehfest mit einer Motorwelle (21) des Antriebsmotors (32) verbindbar ist, und einen drehfest mit der Pumpenwelle verbunden Außenrotor (24) umfasst, wobei der Außenrotor (24) die Außenmagneten (25) trägt und den Innenrotor (27) umgreift, und wobei der Innenrotor (27) Zusatzgewichte (33) aufweist, die als Anlaufbremse wirken.
摘要翻译：本发明涉及用于流体介质的进料泵，在用于游泳池或泳池的特定循环泵，其包括泵外壳（35），布置成一个在泵壳体（35），叶轮（19）旋转固定的方式上的泵轴（22）被安装（驱动单元 27,28），其（与驱动马达32）可以被连接，其特征在于，所述驱动单元（24,25,27,28），并通过内部和外部磁体泵轴（22）（25,28），其通过一间隙（29锅）在磁性作用连接互相分离，并且所述驱动单元（24,25,27,28）具有在其上的内磁体（28）被布置和不可旋转地内转子（27）（与驱动马达的马达轴21）（32 ）可连接，和一个旋转地固定到连接到外部转子（24），其中，所述外转子（24）承载所述外磁体（25）和内转子（27）围绕接合泵轴，并且其中所述内转子（27），附加的配重（33）作为一本起始书扮演mse。

88. 发明授权

EP2818725B1 Kreiselpumpe mit axial verschiebbarem, schliessbarem Laufrad 失效
标题翻译： Kreiselpumpe mit axial verschiebbarem，schliessbarem Laufrad
公开(公告)号：EP2818725B1
公开(公告)日：2017-09-13
申请号：EP13174142.3
申请日：2013-06-27
申请人： Grundfos Holding A/S
发明人： Blad, Thomas
IPC分类号： F04D29/042 , F04D15/00 , F04D1/00 , F04D13/06 , F04D29/041
CPC分类号： F04D29/042 , F04D1/00 , F04D13/064 , F04D15/0022 , F04D15/0038 , F04D29/0416 , F04D29/426 , F05D2270/62 , F05D2270/64

89. 发明公开

EP3051103A4 FUEL SYSTEM 有权
标题翻译： BRENNSTOFFSYSTEM
公开(公告)号：EP3051103A4
公开(公告)日：2017-05-17
申请号：EP14849799
申请日：2014-09-22
申请人： IHI CORP
发明人： OBA DAISUKE
IPC分类号： F02C9/30 , B60W10/10 , F02C7/236 , F02C7/32 , F02C9/28 , F04B23/08 , F04D1/00 , F04D13/02 , F04D15/00
CPC分类号： F02C9/30 , F02C7/236 , F02C7/32 , F02C9/263 , F02C9/32 , F04D1/00 , F04D7/02 , F04D13/022 , F04D13/028 , F04D13/04 , F04D15/0022 , F04D15/0066 , F05D2260/40 , F05D2270/301
摘要： A fuel system (1A) includes a centrifugal pump (2a) which pressurizes and delivers fuel (N) that is supplied to an aircraft engine (E), and a transmission (2c) which connects the engine (E) and the centrifugal pump (2a) to each other, is able to regulate a gear ratio and which modifies and transmits a rotational speed of rotational power that is output from the engine (E) to the centrifugal pump (2a).
摘要翻译：燃料系统（1A）包括对供给到飞机发动机（E）的燃料（N）进行加压并输送的离心泵（2a），以及连接发动机（E）和离心泵（E）的变速器（2c） 2a）能够调节传动比并且将从发动机（E）输出的旋转动力的旋转速度改变并传递到离心泵（2a）。

90. 发明公开

EP3156655A1 PUMP FOR CONVEYING A HIGHLY VISCOUS FLUID 审中-公开
标题翻译：输送高粘度流体的泵
公开(公告)号：EP3156655A1
公开(公告)日：2017-04-19
申请号：EP16189946.3
申请日：2016-09-21
申请人： Sulzer Management AG
发明人： Rodrigues, Arnaldo
IPC分类号： F04D1/00 , F04D7/04 , F04D29/16 , F04D29/22
CPC分类号： F04D29/167 , F04D1/006 , F04D7/04 , F04D29/2266 , F04D29/2294 , F04D29/4293
摘要： A pump for conveying a highly viscous fluid is proposed comprising a casing (2) with at least a first inlet (3) and an outlet (4) for the fluid, an impeller (5) for conveying the fluid from the inlet (3) to the outlet (4), wherein the impeller (5) is arranged on a rotatable shaft (6) for rotation around an axial direction (A), and comprises a front shroud (7) facing the first inlet (3) of the pump, wherein the casing (2) is provided with a stationary impeller opening (8) for receiving the front shroud (7) of the impeller (5) and having a diameter (D), wherein the front shroud (7) and the stationary impeller opening (8) form a gap (9) having a width (R) in a radial direction perpendicular to the axial direction (A), wherein the ratio of the width (R) of the gap (9) and the diameter (D) of the impeller opening (8) is at least 0.0045.
摘要翻译：提出了一种用于输送高粘度流体的泵，其包括具有用于流体的至少第一入口（3）和出口（4）的壳体（2），用于从入口（3）输送流体的叶轮（5）到出口（4），其中叶轮（5）布置在用于围绕轴向方向（A）旋转的可旋转轴（6）上，并且包括面向泵的第一入口（3）的前护罩（7），其中壳体（2）设置有用于接收叶轮（5）的前罩（7）并具有直径（D）的固定叶轮开口（8），其中前罩（7）和固定叶轮所述开口8在与所述轴向方向A垂直的径向方向上形成具有宽度R的间隙9，其中，所述间隙9的宽度R与所述直径D的比率R小于所述间隙9，叶轮开口（8）的长度至少为0.0045。

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