CN110945241B - 活塞泵、尤其用于内燃机的燃料高压泵 - Google Patents

活塞泵、尤其用于内燃机的燃料高压泵 Download PDF

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Publication number
CN110945241B
CN110945241B CN201880048464.6A CN201880048464A CN110945241B CN 110945241 B CN110945241 B CN 110945241B CN 201880048464 A CN201880048464 A CN 201880048464A CN 110945241 B CN110945241 B CN 110945241B
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CN
China
Prior art keywords
pump
seal
piston
sealing
pump piston
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
CN201880048464.6A
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English (en)
Chinese (zh)
Other versions
CN110945241A (zh
Inventor
S·芙洛
K·科赫
F·尼切
A·普利施
D·乌伦布洛克
J·吉斯勒
E·卡基尔
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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Publication date
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Publication of CN110945241A publication Critical patent/CN110945241A/zh
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Publication of CN110945241B publication Critical patent/CN110945241B/zh
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F04B1/0448—Sealing means, e.g. for shafts or housings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/442—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston means preventing fuel leakage around pump plunger, e.g. fluid barriers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F04B1/0408—Pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F04B1/0421—Cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F04B1/0439—Supporting or guiding means for the pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Fuel-Injection Apparatus (AREA)
CN201880048464.6A 2017-07-20 2018-06-07 活塞泵、尤其用于内燃机的燃料高压泵 Active CN110945241B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102017212484.9A DE102017212484A1 (de) 2017-07-20 2017-07-20 Kolbenpumpe, insbesondere Kraftstoff-Hochdruckpumpe für eine Brennkraftmaschine
DE102017212484.9 2017-07-20
PCT/EP2018/065042 WO2019015863A1 (de) 2017-07-20 2018-06-07 Kolbenpumpe, insbesondere kraftstoff-hochdruckpumpe für eine brennkraftmaschine

Publications (2)

Publication Number Publication Date
CN110945241A CN110945241A (zh) 2020-03-31
CN110945241B true CN110945241B (zh) 2022-06-10

Family

ID=62631059

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201880048464.6A Active CN110945241B (zh) 2017-07-20 2018-06-07 活塞泵、尤其用于内燃机的燃料高压泵

Country Status (3)

Country Link
CN (1) CN110945241B (de)
DE (1) DE102017212484A1 (de)
WO (1) WO2019015863A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020214037A1 (de) * 2020-04-03 2021-10-07 Robert Bosch Gesellschaft mit beschränkter Haftung Kraftstoff-Hochdruckpumpe
DE102021201388A1 (de) * 2021-02-15 2022-08-18 Robert Bosch Gesellschaft mit beschränkter Haftung Kraftstoff-Hochdruckpumpe, sowie Verfahren zur Herstellung einer Kraftstoff-Hochdruckpumpe
DE102021208590A1 (de) * 2021-08-06 2023-02-09 Robert Bosch Gesellschaft mit beschränkter Haftung Kolbenpumpe, insbesondere Kraftstoff-Hochdruckpumpe für eine Brennkraftmaschine
WO2023110485A1 (de) * 2021-12-16 2023-06-22 Robert Bosch Gmbh Kolbenpumpe, insbesondere kraftstoff-hochdruckpumpe für eine brennkraftmaschine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1594124A (en) * 1977-04-30 1981-07-30 Lucas Industries Ltd Liquid fuel injection pumps
CN1155923A (zh) * 1995-05-31 1997-07-30 罗伯特·博施有限公司 活塞泵
DE19519833A1 (de) * 1995-05-31 1996-12-05 Bosch Gmbh Robert Kolbenpumpe
CN2861538Y (zh) * 2005-09-25 2007-01-24 方高云 压缩机机械轴封
IT1396143B1 (it) * 2009-11-03 2012-11-16 Magneti Marelli Spa Pompa carburante con ridotta usura di una guarnizione per un sistema di iniezione diretta
DE102009047590B4 (de) * 2009-12-07 2022-05-19 Robert Bosch Gmbh Kolbenpumpe mit einer Dichtungsanordnung
WO2014095120A1 (de) * 2012-12-20 2014-06-26 Robert Bosch Gmbh Kolben-kraftstoffpumpe für eine brennkraftmaschine
DE102014225925A1 (de) * 2014-12-15 2016-06-16 Elringklinger Ag Dichtungsanordnung und Verfahren zur Montage einer Dichtungsanordnung
CN204476730U (zh) * 2015-03-13 2015-07-15 中国石油化工股份有限公司 柱塞式注水泵函体的密封和防渗结构

Also Published As

Publication number Publication date
DE102017212484A1 (de) 2019-01-24
WO2019015863A1 (de) 2019-01-24
CN110945241A (zh) 2020-03-31

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