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1. 发明申请

WO2022232910A1 PUMP NOISE ATTENUATOR AND METHOD THEREOF 审中-公开
公开(公告)号：WO2022232910A1
公开(公告)日：2022-11-10
申请号：PCT/CA2022/050657
申请日：2022-04-29
申请人： LEGGETT & PLATT CANADA CO.
发明人： BLENDEA, Horia , TINDALL, Paul
IPC分类号： F04B45/047 , B60N2/90 , F04B39/12 , F04B53/16 , F04B53/22 , H02K7/14
摘要： A pump assembly includes a pump with a pump body having a discharge passage, a motor to drive the pump to discharge compressed air through the discharge passage, a casing at least partially surrounding the pump and the motor, and a motor mount at least partially supporting the motor within the casing. The motor mount includes an outer axial wall, an inner axial wall, a radial wall extending between the outer and inner axial walls, a first plurality of projections extending from the radial wall toward the motor, and a second plurality of projections extending from the radial wall away from the motor. The first plurality of projections is arranged in an annular array extending in a circumferential direction of the radial wall, and consecutive projections in the circumferential direction are spaced apart by a distance greater than a width of one of the consecutive projections.

2. 发明申请

WO2022226955A1 皮带式抽油机移机装置审中-公开
公开(公告)号：WO2022226955A1
公开(公告)日：2022-11-03
申请号：PCT/CN2021/091256
申请日：2021-04-30
申请人：德瑞石油装备（青岛）有限公司
发明人：张聪 , 张健 , 宋洋洋
IPC分类号： E21B43/00 , F04B47/02 , F04B53/22
摘要：本发明公开了一种皮带式抽油机移机装置，包括：齿条导轨、相互连接的机架和底座，机架和底座均位于钢结构基础架的上方，并且机架和底座均能够贴紧或远离钢结构基础架；皮带式抽油机设置于机架的上方；机架的下方设置有至少四个缺口，缺口内设置有移机轮组件；移机轮组件能够于竖直方向上固定位置，以使得移机轮组件中的移机滚轮能够于钢结构基础架上滚动；齿条导轨设置于钢结构基础架内，并且齿条导轨位于底座的下方；钢结构基础架上设置有电机动力装置，电机动力装置中的齿轮能够与齿条导轨上的齿条相啮合，以能够驱动底座沿着钢结构基础架作往复运动。该装置解决了移机装置存在的运行不稳定、故障率高和移机效率低下的缺陷。

3. 发明申请

WO2022171337A1 LIQUID RESERVOIR 审中-公开
公开(公告)号：WO2022171337A1
公开(公告)日：2022-08-18
申请号：PCT/EP2021/085826
申请日：2021-12-15
申请人： HUSQVARNA AB
发明人： CLAUS, Ralf
IPC分类号： F04D13/08 , F04D29/60 , F04B23/02 , F04B53/22
摘要： A liquid reservoir (100) includes a body (102) defining a base (104) and a plurality of sides (106). The plurality of sides (106) and the base (104) define a volume (116) to store the liquid (101) therein. The liquid reservoir (100) also includes a pump (122) operatively mounted with the liquid reservoir (100). The liquid reservoir (100) is characterized in that the body (102) includes one or more mounting features (138), (140), (338) such that the one or more mounting features (138), (140), (338) allow removable mounting of the pump (122) towards the base (104) of the liquid reservoir (100).

4. 发明申请

WO2022169608A1 PISTON COUPLER FOR A RECIPROCATING PUMP 审中-公开
公开(公告)号：WO2022169608A1
公开(公告)日：2022-08-11
申请号：PCT/US2022/013118
申请日：2022-01-20
申请人： WAGNER SPRAY TECH CORPORATION
发明人： ZIENTARA, Daniel R. , KIEFFER, Joseph W.
IPC分类号： F04B15/02 , F04B9/103 , F04B17/06 , F04B53/14 , F04B53/16 , F04B53/22
摘要： A liquid delivery system (100) includes a reciprocating drive (210) and a liquid cylinder comprising a liquid piston (212), operably driven by the reciprocating drive, to pump a liquid along a flow path to a liquid applicator. The liquid delivery system includes a coupler (213) configured to couple the liquid piston to the reciprocating drive. The coupler includes a plurality of collar elements (215) and a biasing member (209) configured to apply a biasing force on the plurality of collar elements to retain the collar elements in a position that forms a collar (214) that couples the liquid piston to the reciprocating drive.

5. 发明申请

WO2022011712A1 一种长寿命的柱塞泵液力端审中-公开
公开(公告)号：WO2022011712A1
公开(公告)日：2022-01-20
申请号：PCT/CN2020/102809
申请日：2020-07-17
申请人：烟台杰瑞石油装备技术有限公司
发明人：李晓斌 , 姜琛 , 王继鑫 , 郭子蒙 , 李朋 , 李海龙
IPC分类号： F04B9/10 , F04B53/10 , F04B53/14 , F04B53/00 , F04B53/22 , E21B43/26 , E21B43/267
摘要：一种长寿命的柱塞泵液力端，其包括阀箱（1），柱塞（11）和盘根总成，阀箱（1）作为液体输送的容器，柱塞（11）通过盘根总成与阀箱（1）连接，盘根总成包括盘根组件，盘根套（16），盘根压帽（19），盘根套压帽（20），盘根套（16）与阀箱（1）密封连接，在盘根套（16）与柱塞（11）之间填充用于密封的盘根组件，盘根套压帽（20）用于固定盘根套（16），盘根压帽（19）用于固定盘根组件。通过分别对柱塞（11），吸入压盖（9），吸入压帽（12），排出压帽（2）的优化设计，提升了阀箱（1），吸入压盖（9），吸入压帽（12）和排出压帽（2）的使命寿命，从而提升柱塞泵液力端的使命寿命。

6. 发明申请

WO2021204676A1 PERISTALTIC PUMP 审中-公开
公开(公告)号：WO2021204676A1
公开(公告)日：2021-10-14
申请号：PCT/EP2021/058632
申请日：2021-04-01
申请人： SOCIÉTÉ DES PRODUITS NESTLÉ S.A.
发明人： PUGLIESE, Alexandre , PERENTES, Alexandre
IPC分类号： F04B43/12 , F04B53/06 , F04B53/22
摘要： The present invention is directed to a peristaltic pump (1), comprising a rotary body (2) with a plurality of squeeze sections (3) arrange circularly distributed and moveable about a rotation axis (A), a tube carrier (4) for carrying a flexible tube (5) along an arcuate engagement section (6) arcuately surrounding the rotary body (2), and an actuator (7) for selectively moving the tube carrier (4) relative to the rotary body (2) between a pump position in which a flexible tube (5) carried by the tube carrier (4) be positioned in engagement between the engagement section (6) and at least one of the squeeze sections (3) to allow for a pumping action when moving the rotary body (2) about the rotation axis (A), and a release position in which the flexible tube (5) carried by the tube carrier (4) be disengage from the plurality of squeeze sections (3) to allow for free flow through the flexible tube (5). The present invention is further directed to a pump system comprising the peristaltic pump (1), a flexible tube (5) be functionally carried by the tube carrier (4), a product supply be fluidly connected to an upstream end of the flexible tube (5), and a product discharge section be fluidly connected to a downstream end of the flexible tube (5). Moreover, the present invention is directed to a method for pumping a fluid by use of the pump system (100).

7. 发明申请

WO2021073531A1 一种用于制动系统的活塞泵组及其控制方法审中-公开
公开(公告)号：WO2021073531A1
公开(公告)日：2021-04-22
申请号：PCT/CN2020/120884
申请日：2020-10-14
申请人：比亚迪股份有限公司
发明人：姚宇刚 , 刘国杉 , 苏东林 , 刘静 , 张楠
IPC分类号： F04B49/14 , F04B53/00 , F04B53/14 , F04B53/22 , B60T11/16
摘要：一种用于制动系统的活塞泵组及其控制方法，活塞泵组包括活塞(2)、具有工作腔的泵体(1)和用于带动活塞(2)在工作腔内运动的传动机构(3)，传动机构(3)包括丝杆传动组件(32)、从动件(33)和用于将动力传递给丝杆传动组件(32)的行星齿轮组件(31)，从动件(33)与活塞(2)固定连接，丝杆传动组件(32)用于带动从动件(33)相对工作腔进行运动，丝杆传动组件(32)与从动件(33)之间设置有用于限制从动件(33)运动的限位部件(34)。上述活塞泵组通过限位部件(34)实现活塞的零点校准。

8. 发明申请

WO2021015610A1 COMPRESSOR AND METHOD FOR COMPRESSING A FLUID 审中-公开
公开(公告)号：WO2021015610A1
公开(公告)日：2021-01-28
申请号：PCT/NL2020/000014
申请日：2020-07-21
申请人： KÖMCÜ, Tancel
发明人： KÖMCÜ, Tancel
IPC分类号： F04B19/00 , F04B9/06 , F04B27/06 , F04B33/00 , F04B35/04 , F04B39/12 , F04B41/02 , F04B53/22
摘要： Compressor (1) for compressing a fluid, in particular a gas, with, the compressor (1) comprising at least one hollow cylinder (2) extending along the longitudinal axis (C) of the cylinder (2) between two cylinder ends (3a, 3b) and bounding a cylinder chamber (B), with the cylinder chamber (B) containing a piston (4) that reciprocates along the longitudinal axis (C) of the cylinder (2) and that separates the cylinder chamber (B) into two sub-chambers (Da, Db), which are each adjacent to one, but not the same, of the two cylinder ends (3a, 3b), with at least one, but preferably each of the cylinder ends (3a, 3b) being provided with a separate inlet (5a, 5b) for fluid to enter the cylinder chamber (B) and a separate outlet (6a, 6b) to allow fluid to exit the cylinder chamber (B) and be directed to an external tank (7).

9. 发明申请

WO2020258438A1 一种洗手池泵审中-公开
公开(公告)号：WO2020258438A1
公开(公告)日：2020-12-30
申请号：PCT/CN2019/098118
申请日：2019-07-29
申请人：苏州优德通力科技有限公司
发明人：王晛 , 谢冬元
IPC分类号： F04B51/00 , F04B43/04 , F04B53/00 , F04B53/22
摘要：本发明公开了一种洗手池泵，包括泵体、检测铜极片、抱箍装置、锁紧螺钉、接线盒、定位柱、信号盒以及信号线，所述的检测铜极片通过相配合的抱箍装置和锁紧螺钉紧贴设置在泵体的进水口外表面上，所述的接线盒通过定位柱设置在进水口的一侧边并位于检测铜极片的对面，所述的信号盒通过定位柱设置在进水口的另一侧边并与检测铜极片相连接，所述的信号线分别与接线盒和信号盒密封连接。通过上述方式，本发明提供的洗手池泵，采用非接触式传感器，非接触式传感器和水泵的一体化设计，用铜极片来探测流量，铜极片和水不接触，所以不存在堵塞、漏水等情况，可靠性高，避免了频繁启动，在大、中、小流量的情况下都能可靠运行，客户体验感好。

10. 发明申请

WO2020139693A1 PERISTALTIC PUMP ASSEMBLY AND SYSTEM 审中-公开
公开(公告)号：WO2020139693A1
公开(公告)日：2020-07-02
申请号：PCT/US2019/067447
申请日：2019-12-19
申请人： AVENT, INC.
发明人： WANG, Ruoya , BROWN, Michael D. , BARRETT, Jennifer J. , WU, Kun-Chi , COUCH, Claire B. , DRIVER, Ken
IPC分类号： F04B43/12 , A61M5/142 , F04B53/16 , F04B53/22
摘要： Pump assemblies and systems are provided. For example, a pump assembly comprises a pump head, a bezel surrounding an outer perimeter of the pump head, a motor, and tubing. The bezel comprises a bezel upper side, a bezel lower side opposite the bezel upper side, a bezel inlet side extending from the bezel upper side to the bezel lower side, and a bezel outlet side opposite the bezel inlet side and extending from the bezel upper side to the bezel lower side. The bezel defines an inlet channel on the bezel inlet side and an outlet channel on the bezel outlet side, each of the inlet channel and the outlet channel guiding the tubing into the pump head. An exemplary pump system comprises a plurality of pump assemblies that each supply a fluid to a cooling circuit and a base for supporting the plurality of pump assemblies.

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