ES2656663T3 - Bomba de combustible de pistón para un motor de combustión interna - Google Patents

Bomba de combustible de pistón para un motor de combustión interna Download PDF

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Publication number
ES2656663T3
ES2656663T3 ES13808000.7T ES13808000T ES2656663T3 ES 2656663 T3 ES2656663 T3 ES 2656663T3 ES 13808000 T ES13808000 T ES 13808000T ES 2656663 T3 ES2656663 T3 ES 2656663T3
Authority
ES
Spain
Prior art keywords
piston
fuel pump
pump
guide section
piston fuel
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
ES13808000.7T
Other languages
English (en)
Inventor
Soeren Stritzel
Thomas Sebastian
Heiko Jahn
Achim LAUB
Peter Ropertz
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Application granted granted Critical
Publication of ES2656663T3 publication Critical patent/ES2656663T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/143—Sealing provided on the piston
    • 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
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • 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
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/025—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by a single piston
    • 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
    • F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/56—Other sealings for reciprocating rods

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Reciprocating Pumps (AREA)

Abstract

Bomba de combustible de pistón (18) con un pistón de la bomba (28), que presenta una sección final (52) orientada a un accionamiento (29), donde el pistón de la bomba (28) se guía radialmente por medio de al menos una primera y al menos una segunda sección de guía (51, 72), donde la primera y la segunda sección de guía (51, 72) están separadas axialmente, donde la primera sección de guía (51) se dispone en un cilindro de la bomba (40) de la bomba de combustible de pistón (18) y la segunda sección de guía (72) se dispone en la zona de la sección final (52) orientada al accionamiento (29), caracterizada porque la segunda sección de guía (72) está dispuesta directamente adyacente a un sello del pistón (68) y porque la bomba de combustible de pistón comprende un soporte del sello (54), que soporta tanto el sello del pistón (68) como también la segunda sección de guía (72), donde el soporte del sello (54) en un entorno de la sección final inferior (52) está dispuesta firmemente en una carcasa de la bomba (26) de la bomba de combustible de pistón (18).

Description

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Claims (1)

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ES13808000.7T 2012-12-20 2013-12-17 Bomba de combustible de pistón para un motor de combustión interna Active ES2656663T3 (es)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE102012224029 2012-12-20
DE102012224029 2012-12-20
DE102013226062 2013-12-16
DE102013226062.8A DE102013226062A1 (de) 2012-12-20 2013-12-16 Kolben-Kraftstoffpumpe für eine Brennkraftmaschine
PCT/EP2013/076799 WO2014095781A1 (de) 2012-12-20 2013-12-17 Kolben-kraftstoffpumpe für eine brennkraftmaschine

Publications (1)

Publication Number Publication Date
ES2656663T3 true ES2656663T3 (es) 2018-02-28

Family

ID=49515324

Family Applications (2)

Application Number Title Priority Date Filing Date
ES13785376.8T Active ES2620354T3 (es) 2012-12-20 2013-10-17 Bomba de combustible de pistón para un motor de combustión interna
ES13808000.7T Active ES2656663T3 (es) 2012-12-20 2013-12-17 Bomba de combustible de pistón para un motor de combustión interna

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES13785376.8T Active ES2620354T3 (es) 2012-12-20 2013-10-17 Bomba de combustible de pistón para un motor de combustión interna

Country Status (8)

Country Link
US (2) US10767644B2 (es)
EP (2) EP2935859B1 (es)
JP (2) JP6080976B2 (es)
KR (2) KR102089243B1 (es)
CN (2) CN104870802B (es)
DE (2) DE102013226088A1 (es)
ES (2) ES2620354T3 (es)
WO (2) WO2014095120A1 (es)

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DE102014202794A1 (de) * 2014-02-17 2015-08-20 Robert Bosch Gmbh Kolben-Kraftstoffpumpe für eine Brennkraftmaschine
DE102014202809A1 (de) * 2014-02-17 2015-08-20 Robert Bosch Gmbh Kolben-Kraftstoffpumpe für eine Brennkraftmaschine
WO2016055250A1 (en) * 2014-10-09 2016-04-14 Robert Bosch Gmbh Pump for supplying fuel at high pressure to an internal combustion engine
DE102014226316A1 (de) 2014-12-17 2016-06-23 Robert Bosch Gmbh Kolben-Kraftstoffpumpe für eine Brennkraftmaschine
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JP6350416B2 (ja) * 2015-06-30 2018-07-04 株式会社デンソー 高圧ポンプ
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DE102017212484A1 (de) * 2017-07-20 2019-01-24 Robert Bosch Gmbh Kolbenpumpe, insbesondere Kraftstoff-Hochdruckpumpe für eine Brennkraftmaschine
DE102017212490A1 (de) * 2017-07-20 2019-01-24 Robert Bosch Gmbh Kolbenpumpe, insbesondere Kraftstoff-Hochdruckpumpe für eine Brennkraftmaschine
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DE112018006859T5 (de) * 2018-02-13 2020-10-01 Cummins Inc. Kraftstoffpumpe mit unabhängiger Kolbenabdeckung und -dichtung
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DE102019130684A1 (de) * 2019-11-14 2021-05-20 Man Energy Solutions Se Kolbenpumpe
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DK180589B1 (en) 2020-02-26 2021-09-23 Man Energy Solutions Filial Af Man Energy Solutions Se Tyskland Fuel pump with improved sealing properties
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DE102020206991A1 (de) 2020-06-04 2021-12-09 Robert Bosch Gesellschaft mit beschränkter Haftung Kraftstoff-Hochdruckpumpe, sowie Hochdruckdichtung zur Verwendung in einer Kraftstoff-Hochdruckpumpe
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DE102020215451A1 (de) 2020-12-08 2022-06-09 Robert Bosch Gesellschaft mit beschränkter Haftung Kraftstoff-Hochdruckpumpe sowie Verfahren zum Herstellen einer Kraftstoff-Hochdruckpumpe
EP4019911B1 (en) * 2020-12-28 2024-06-12 Goodrich Corporation Seal for fluid level sensing assembly
DE102021201388A1 (de) 2021-02-15 2022-08-18 Robert Bosch Gesellschaft mit beschränkter Haftung Kraftstoff-Hochdruckpumpe, sowie Verfahren zur Herstellung einer Kraftstoff-Hochdruckpumpe

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Also Published As

Publication number Publication date
KR102100095B1 (ko) 2020-04-13
CN104870802A (zh) 2015-08-26
JP6045717B2 (ja) 2016-12-14
KR20150093709A (ko) 2015-08-18
CN104854341A (zh) 2015-08-19
DE102013226062A1 (de) 2014-06-26
EP2935860A1 (de) 2015-10-28
DE102013226088A1 (de) 2014-06-26
WO2014095120A1 (de) 2014-06-26
CN104870802B (zh) 2018-11-02
JP2016500421A (ja) 2016-01-12
EP2935859A1 (de) 2015-10-28
US10767644B2 (en) 2020-09-08
KR102089243B1 (ko) 2020-03-16
US10428814B2 (en) 2019-10-01
JP2016500418A (ja) 2016-01-12
EP2935859B1 (de) 2016-12-21
EP2935860B1 (de) 2017-10-18
JP6080976B2 (ja) 2017-02-15
ES2620354T3 (es) 2017-06-28
KR20150093710A (ko) 2015-08-18
CN104854341B (zh) 2018-04-10
US20150308394A1 (en) 2015-10-29
US20150369190A1 (en) 2015-12-24
WO2014095781A1 (de) 2014-06-26

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