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公开(公告)号：US20230323969A1
公开(公告)日：2023-10-12
申请号：US18209483
申请日：2023-06-14
发明人： Xiaosong WEI , Chen JIANG , Haiping CUI , Xiaobin LI , Wenping CUI , Peng LI , Anpeng GE
IPC分类号： F16K15/06
CPC分类号： F16K15/063 , E21B43/2607
摘要： A valve spring holder, a valve box, and a plunger pump. The valve spring holder includes a body part, a first supporting part, a second supporting part, a spring mounting part, and a limiting groove. The first supporting part is connected to a first end part of the body part. The second supporting part is connected to a second end part of the body part. The spring mounting part is connected to a middle part of the body part. The first supporting part includes a first supporting surface, the second supporting part includes a second supporting surface, the first supporting surface and the second supporting surface are in contact with the valve box, and the limiting groove is located in at least one of the first supporting part and second supporting part, and is exposed to at least one of the first supporting surface and second supporting surface.
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公开(公告)号：US20220316461A1
公开(公告)日：2022-10-06
申请号：US17364237
申请日：2021-06-30
发明人： Baojie WANG , Hailong LI , Haiping CUI , Xiaobin LI , Jixin WANG , Peng LI , Chen JIANG , Shulin ZHANG , Wenping CUI , Anpeng GE
摘要： A plunger, a hydraulic end and a plunger pump are disclosed. The plunger includes a plunger body, the plunger body includes a flow channel; a first liquid inlet hole is located in the plunger body and passes through the sidewall of the plunger body; the plunger body includes a first end portion and a second end portion, a flow channel extends from the first end portion to the second end portion, a part of the flow channel close to the first end portion is closed, the flow channel extends to the second end portion and forms a first opening, the first liquid inlet hole is communicated with the flow channel, the first valve assembly is located at the first opening, and is configured to allow fluid to flow out from the flow channel at the first opening and prevent fluid from flowing back to the flow channel from outside.
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公开(公告)号：US20230017968A1
公开(公告)日：2023-01-19
申请号：US17954436
申请日：2022-09-28
发明人： Wenjie DENG , Baoguo JIAN , Weichen LIU , Peng LI , Jixin WANG , Xiaosong WEI , Chen JIANG , Xiaobin LI , Wenping CUI , Anpeng GE
摘要： A valve spring fixing device and a plunger pump are disclosed. The valve spring fixing device includes a spring fixing piece, which includes a first supporting surface and a second supporting surface located at two ends of the spring fixing piece, and an intermediate portion located between the first supporting surface and the second supporting surface; and a spring mounting portion connected with the intermediate portion and configured to mount a valve spring, the first supporting surface and the second supporting surface are configured to contact with a valve box to fix the valve spring fixing device.
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公开(公告)号：US20220243724A1
公开(公告)日：2022-08-04
申请号：US17231631
申请日：2021-04-15
发明人： Xiaobin LI , Jixin WANG , Baojie WANG , Haiping CUI , Peng LI , Shulin ZHANG , Hailong LI
摘要： A fluid splitter, a fluid end, and a plunger pump are provided. The fluid splitter includes: a body having a shape of column and including a first end, a second end, and a side surface connecting the first end and the second end; a first opening, located at the side surface of the body; a first cavity, located at the first end; a first channel, communicated with the first opening and the first cavity, respectively, the first channel extending from the first opening to the first cavity and being configured to allow fluid to flow therethrough; a second opening, located at the side surface of the body; a second cavity, located at the second end; and a second channel, communicated with the second opening and the second cavity, respectively, the second channel extending from the second opening to the second cavity and being configured to allow fluid to flow therethrough.
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公开(公告)号：US20230144116A1
公开(公告)日：2023-05-11
申请号：US17973551
申请日：2022-10-26
发明人： Bingzhuang LI , Ruijie DU , Zhongquan SUN , Wenping CUI , Peng LI , Baoguo JIAN
CPC分类号： F04B49/065 , F04B53/147 , F04B53/18 , F04B2201/0402
摘要： The present application relates to a plunger pump, and the technical field of high-pressure media transport equipment. The plunger pump comprises a fixed component, a motion component and a fault diagnosis module, the motion component is provided on the fixed component, and the motion component is movable relative to the fixed component. The fault diagnosis module comprises a temperature sensing component and a processing unit, the fixed component is provided with one or more temperature detection holes, the temperature sensing component is at least partially located in the one or more temperature detection holes, and the temperature sensing component is contactable to lubricating oil flowing through the motion component; the processing unit is connected to the temperature sensing component, and the processing unit performs monitoring and fault diagnosis on the plunger pump based on a temperature value sensed by the temperature sensing component.
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公开(公告)号：US20230001524A1
公开(公告)日：2023-01-05
申请号：US17687421
申请日：2022-03-04
发明人： Chen JIANG , Xiaobin LI , Jixin WANG , Baojie WANG , Baoguo JIAN , Peng LI
IPC分类号： B23P19/02 , F16K51/00 , B23P19/027
摘要： A puller includes a first claw and a second claw arranged opposite to each other. The first claw includes a first pulling part, a first limiting part and a first connecting part. The first limiting part includes a first body part, a first notch part and a second notch part. The second claw includes a second pulling part, a second limiting part and a second connecting part. The second limiting part includes a second body part, a third notch part and a fourth notch part. A size of the second pulling part is smaller than or equal to a size of the second notch part.
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公开(公告)号：US20230138582A1
公开(公告)日：2023-05-04
申请号：US17846050
申请日：2022-06-22
发明人： Xiaobin LI , Baojie WANG , Jixin WANG , Peng LI , Chen JIANG , Haiping CUI , Shulin ZHANG , Anpeng GE
摘要： A cover, a fluid end and a plunger pump are provided. The cover includes: a body, the body being cylindrical, and the body including a first end, a second end, and a side surface connecting the first end and the second end; a main flow channel extending along an axis of the body; a plurality of subsidiary flow channels, each of the plurality of subsidiary flow channels being communicated with the main flow channel; a first opening, located at the first end and communicated with the main flow channel; and a plurality of second openings, located at the side surface of the body; each of the plurality of subsidiary flow channels being communicated with at least one of the plurality of second openings.
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公开(公告)号：US20220341415A1
公开(公告)日：2022-10-27
申请号：US17375233
申请日：2021-07-14
发明人： Wenjie DENG , Baoguo JIAN , Weichen LIU , Haiping CUI , Peng LI , Jixin WANG
摘要： A valve spring seat sleeve, a valve assembly, and a plunger pump are disclosed. The valve spring seat sleeve includes a cylindrical hollow structure, a first fluid hole, a first notch and a second notch; the cylindrical hollow structure includes a plunger passage; the first fluid hole passes through a sidewall of the cylindrical hollow structure and communicated with the plunger passage; the first notch and the second notch are located on a side of the cylindrical hollow structure opposite to the first fluid hole; the cylindrical hollow structure includes a first end portion, a second end portion and an intermediate portion, a center of the first fluid hole is located at the intermediate portion, the cylindrical hollow structure further includes a spring mounting portion located between the first notch and the second notch.
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