WO2009121646A1 - Électrovanne avec induit en plusieurs parties, sans guidage de l'induit - Google Patents

Électrovanne avec induit en plusieurs parties, sans guidage de l'induit Download PDF

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Publication number
WO2009121646A1
WO2009121646A1 PCT/EP2009/051215 EP2009051215W WO2009121646A1 WO 2009121646 A1 WO2009121646 A1 WO 2009121646A1 EP 2009051215 W EP2009051215 W EP 2009051215W WO 2009121646 A1 WO2009121646 A1 WO 2009121646A1
Authority
WO
WIPO (PCT)
Prior art keywords
solenoid valve
armature
anchor bolt
valve according
plate
Prior art date
Application number
PCT/EP2009/051215
Other languages
German (de)
English (en)
Inventor
Michael Kurz
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
Priority to CN200980112265.8A priority Critical patent/CN101990597B/zh
Publication of WO2009121646A1 publication Critical patent/WO2009121646A1/fr

Links

Classifications

    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
    • 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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0014—Valves characterised by the valve actuating means
    • F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
    • F02M63/0024—Valves characterised by the valve actuating means electrical, e.g. using solenoid in combination with permanent magnet
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • F02M63/0042—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing combined with valve seats of the lift valve 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
    • 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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0043—Two-way valves

Definitions

  • Solenoid valve for controlling the fuel pressure in a control chamber of an injection valve, such as a common rail injection system.
  • a Hubb ⁇ wegung a valve piston is controlled by the fuel pressure in the control chamber, with which a Einspritzöfrnung the injection valve is opened or closed.
  • the solenoid valve comprises an electromagnet, a movable armature and a valve member which is moved with the armature and acted upon by a valve closing spring in the closing direction and which cooperates with the valve seat of the magnet valve and thus controls the fuel drain from the control chamber.
  • the armature of the solenoid valve is designed as a two-part armature, so as to reduce the moving mass of the unit armature / valve member and thus the bouncing kinetic energy.
  • the two-piece anchor comprises an anchor bolt and an anchor plate slidably received on the anchor bolt against the force of a return spring in the closing direction of the valve member under the action of its inertial mass, which is secured to the anchor by means of a lock washer and a securing sleeve surrounding it.
  • Additional damping devices are used, including one moving with the anchor plate and one fixed part.
  • the armature plate movable member includes a fixed portion facing shoulder for effecting damping of the ringing of the armature plate upon dynamic displacement thereof.
  • the other part of the damping device is formed on a stationary part of the solenoid valve as an overstroke. This limits the maximum path length by which the anchor plate can move on the anchor bolt in the axial direction.
  • the Oberhubanschlag can be formed by a front side of the anchor bolt leading, fixedly arranged in the solenoid valve slider or by a slider upstream part, such as a disc.
  • the armature assembly comprises an anchor bolt, an anchor plate and a valve clamping screw designed as a dowel screw with anchor bolt guide section.
  • a pre-assembly taking place outside of the injector allows a common adjustment of the tolerances of armature stroke and overtravel by means of a conically or cylindrically shaped dowel pin which connects the armature plate with the anchor bolt. It has proved to be disadvantageous that the number of elements to be mounted and thus the tolerance chain increases. To set a given stroke tight To- wreaths for the elements to be connected dowel pin, anchor bolt and anchor plate and Auma ⁇ meöffeept the dowel pin must be complied with, furthermore there is a rather complex installation.
  • a solenoid valve is obtained in particular for actuating a fuel injector, which has a very low Prcplne Trent, since especially with tightly accumulated injections such as the above-mentioned closely associated pre-injections, the influence of the solenoid valve is very large.
  • the lower its switching times are, ie the lower its tendency to bounce, the shorter distances between pre-injection and main injection can be achieved.
  • FIG. 2 shows the solenoid valve with a multi-part armature according to the illustration in FIG. 1 in an energization phase of the magnet coil;
  • FIG. 3 shows the solenoid valve shortly after the closing element has hit the valve seat
  • Figure 3.1 is a detail drawing of the multi-part anchor and Figure 4 is atypsvanante a contact surface on the "V e ⁇ tüstuck for supporting the Anke ⁇ latte the multi-part armature
  • Figure 1 shows the erf ⁇ ndungsgehold proposed solenoid valve for actuating a fuel injector in a Riihephase, d h in de-energized solenoid
  • a fuel injector 10 comprises a solenoid valve, which comprises a multi-part armature 16 together with anchor plate 18 and armature bolt 20 and a magnet coil 36 received by a magnetic pulse 38.
  • the solenoid 36 of the solenoid valve is energized via indicated electrical contacts 40
  • the fuel injector 10 comprises an injector body 12, in which a vent piece 14 is accommodated.
  • a control chamber 86 which is acted upon by fuel at system pressure via a feed throttle (not shown in FIG. 1)
  • Control chamber 86 of the valve stump 14 prevails, corresponds to the system pressure p or control pressure P S T generated by a high-pressure delivery unit, such as a high-pressure conveyor pump
  • the Schheß- element 22 opens or closes emen valve seat 26, which is located on a planar surface formed within a recess of the valve stucco 14 above the mouth of a drain channel 82 Ablauikanal the 82nd extends from the control chamber 86 of the valve stucco 14 to the Schheßelement 22 is preferably located in the drain passage 82 at least one outlet throttle 84 Depending on whether the closing element 22 - here spherically formed - via the solenoid valve 16, 36 is open or closed, the control chamber 86 is depressurized or not When pressure relief of the control chamber moves m Figure 1, not shown, preferably needle-shaped Emspntzventilglied with its projecting into the control chamber 86 front side and are at the combustion chamber end of the fuel injector 10 at least one Einspntzoffhung free, so that under System pressurized fuel in the combustion chamber of a
  • valve seat / 26 in the valve piece 14 is formed in a valve seat diameter 28.
  • the recess on whose bottom surface the valve seat 26 is formed comprises a nngför- o-mig formed contact surface 30.
  • the multi-part armature 16 as shown in Figure 1 is acted upon by a closing spring 32.
  • the closing spring 32 is supported on a stop sleeve 44.
  • the stop sleeve 44 wiedemm is supported with the interposition of a Ankerhubeinstüin 46 through a discharge nozzle 34 of Niederdruckb ⁇ heimes the fuel injector 10.
  • the upper stroke stopper 48 or its position relative to the anchor bolt 20 of the multi-part armature 16 represents the upper stroke limit of the multi-part armature 16.
  • the act in the closing direction of Schusedelement ⁇ s 22 The closing spring 32 is supported on a spring force adjusting disk 42, via the thickness of which the spring force acting on the multi-part armature 16 in the closing direction, exerted by the closing spring 32, can be adjusted.
  • a residual air gap 58 between the armature plate surface 54 and a magnet underside 52 of the magnetic coil 36 that can be energized via the electrical contacts 40 is adjusted via a residual air gap disk 50 supporting the magnet sleeve 38.
  • valve seat 26 of the valve member 14 is closed by the spherical closure member 22 due to the action of the closing spring 32.
  • the outlet channel 82 with at least one outlet throttle 84 received therein it is not possible for any volume of the column to flow out of the control chamber 86 in the valve piece 14 that is under control pressure level p ⁇ r, ie. the pressure level in the control chamber 86 is maintained.
  • an injection valve member which is acted upon via the control chamber and is preferably needle-shaped is placed in its combustion chamber-side seat, so that at least one injection opening provided on the combustion chamber end of the fuel injector remains closed.
  • the magnet sleeve 38 in which the magnetic coil 36 is mounted and which is supported on the residual air gap disk 50, is frictionally connected by means of a union nut 88 with the injector body 12 of the fuel injector 10.
  • FIG. 2 shows the inventively proposed solenoid valve according to the embodiment in FIG. 1 with the solenoid energized.
  • the magnetic coil 36 when the magnetic coil 36 is strained, via the electrical contacts 40, pulling of the armature plate 18, which is slidably received on the armature bolt 20, takes place in the direction of the magnet coil 36.
  • the Ankerplattc 18 is moved up the anchor bolt 20 and the multi-part armature 16 thus pulled against the solenoid side 52.
  • F M denotes the magnetic force generated by the electromagnet
  • F A denotes the force generated by the closing spring 22
  • F H (f (ps ⁇ )) the pressure force generated by the pressure in the disturbing space, below the closing element 22.
  • the driver slot 56 can have 0 ⁇ m ⁇ h ⁇ 20 ⁇ m.
  • solenoid 36 of the multi-part armature I with calotte 23 and closing element 22 is now pressed out of the seat due to the emerging from the open valve seat 26 control chamber volume, which is under control chamber pressure PST.
  • the multipart anchor 16% 'e ⁇ approud up to the upper stroke stop 48 of the stop sleeve 44, between the bottom 52 and the anchor plate surface 54 remains the residual air gap 58. This varies depending on the position of the anchor plate 18 which is slidably received on the anchor bolt 20, between 30 microns and 50 ⁇ m.
  • valve piece 14 is clamped in the injector body 12 via a valve clamping nut 80, while - analogous to the illustration according to FIG. 1 - the magnet sleeve 38, within which the magnet coil
  • the closing spring which is received on the lateral surface of the stop sleeve 44 and the Federkraftemstellin 42 is supported, compresses, this state acts dhm the spring force of the attraction exerted by the energized solenoid 36, opposite
  • the spring force Fi which is applied by the closing spring 32 is smaller than the magnetic force F 2 , previously by the energized solenoid 36 has been applied, and greater than the force F 3 , which counteracts depending on the pressure level psr in the control chamber 36 of the force Fi applied by the closing spring 32.
  • the multi-piece armature 16, i. the armature pin 18 together with the closing element 22 received thereon and the armature plate 18 bounce again out of the valve seat 26 after the first impact in the area of the hardened valve seat 26.
  • the anchor plate 18, the mass of which is structurally higher than that of the anchor bolt 20 is decoupled from the anchor bolt 20 after hitting the valve seat 26. can move relative to this.
  • the anchor plate 18 continues in the direction of the valve seat 26th
  • the damping chamber 73 formed by the damper gap 56 increases, as shown in FIG. 3, as a result of which the driver gap $ 6, which forms the damping chamber 73, increases with a damper throttle 72 formed in the anchor bolt 20
  • the central anchorage bolt 62 of the anchor bolt 20 is filled with available fuel.
  • the armature plate 18 is further braked in its downward movement by the return spring 74.
  • FIG Damper throttle 72 determined in the case of a radial seal by the first diameter 66 shown in FIG. 2 at the neck of the anchor plate 18 or the second diameter 70, ie the outer diameter of the anchor bolt 20, the degree of damping in the driver gap 56, which forms the damping chamber 73, is determined by FIG Damper throttle 72 determined.
  • the armature plate 18 of the multi-part armature 16 on the one hand be prevented from swinging back by the dampening space 73 filled with fuel fluid, formed by the entrainment gap 56, which would lead to a renewed, albeit brief, opening of the valve seat 26;
  • the anchor bolt 20 experiences on its surface plan a force acting in the closing direction.
  • the anchor plate 18 is fixed by the return spring 74, which is supported on a collar of the valve member 14.
  • the anchor plate 18 is brought back into the starting position during an injection break by the return spring 74.
  • the gap width is 56, i. the Mit Economicsspalt, which forms the damping chamber 73, 0 microns.
  • FIG 3.1 is an enlarged view of the Mit lovedspaltes 76 between a collar on the anchor bolt 20 and the inside of the anchor plate 18 can be seen.
  • the damper throttle 72 runs.
  • the Mit lovedspalt 56 which forms the damping chamber 73, upon impact of the armature plate 18 and the other Movement in the direction of the valve seat 26 filled with fuel volume.
  • the armature plate 18 is braked and the force described above is exerted on the armature bolt 20.
  • the solenoid valve 16, 36 thus does not tend to bounce, ie to reopen the closing element 22 once it has been closed from J goe v closed.
  • an upper side of the anchor plate 18, which defines the residual air gap 58, is designated by reference numeral 54, while a lower side of the anchor plate 18 is designated by reference numeral 78.
  • at least one discharge head 60 extends, by means of which the control plate 18 bypasses the radial surface of the anchor plate. ermengc by the limer of the anchor bolt 20 and is flushed by the aligned with this interior of the stop sleeve 44 in the direction of the low-pressure side return.
  • FIG. 4 shows an alternative embodiment of the contact surface on the upper side of the valve piece.
  • a driver disk 76 is located on the annular contact surface 30 and is movably received on the lateral surface of the anchor bolt 20 when closing with the anchor plate bottom 78 Anchor plate 18 cooperates. Due to the height of the drive plate 76, the maximum height of the Mit supportivespaltes 56, which defines the Dämpfingsraum 73, be limited. The thickness of the Mitnchm ⁇ rschei- 76 applied to the contact surface 30 of the Venril culturess 14, determines the maximum height of Mimehm ⁇ rspaltes 56. In an extreme case can be too large designed damper throttle 72 and thus to low damping residual energy from the drive plate 76 at the top of the contact surface 30 of the Valve piece 14 of the fuel injector 10 are received.
  • FIGS. 1, 2 and 3 shows, analogously to the illustration according to FIGS. 1, 2 and 3, the remaining components of the fuel injector 10 proposed according to the invention for injecting fuel into combustion engines.
  • the multi-part armature 16, the anchor bolt 20 and the armature plate 18 comprising, is acted upon by the closing spring 32, which is supported on an upper collar of Anschlag ⁇ mlse 44 and having the upper stroke stop 48.
  • the closing spring 32 in turn acts on the spring force adjustment disc 42, which encloses the stop sleeve 44 in the region of the upper stroke stop 48.
  • damper throttle 72 which, as described in connection with FIG Further axial movement of the armature plate 18 in the direction of the valve seat 26 is filled with fuel again and thus represents a damping volume, which prevents a swinging back of the armature plate 18 after hitting the contact surface 30 and on the drive plate 76.
  • FIG. 4 designate components of the magnetic valve or of the fuel injector 10 which have already been described in connection with FIGS. 1, 2, 3 and 3.1.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

L'invention concerne une électrovanne (16, 36) destinée à actionner un injecteur de carburant (10) qui comprend un élément soupape (14) dans lequel est réalisée une chambre de commande (86). La sortie (82) de cette dernière peut être ouverte ou fermée à l'aide d'un élément de fermeture (22) qui peut être actionné à l'aide de l'électrovanne (16, 36). Une plaque d'induit (18) est montée avec amortissement hydraulique (72, 56, 73) sur un boulon d'induit (20) possédant une sortie (62) centrée.
PCT/EP2009/051215 2008-04-01 2009-02-04 Électrovanne avec induit en plusieurs parties, sans guidage de l'induit WO2009121646A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200980112265.8A CN101990597B (zh) 2008-04-01 2009-02-04 具有多件式衔铁、没有衔铁导向的电磁阀

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200810000907 DE102008000907A1 (de) 2008-04-01 2008-04-01 Magnetventil mit mehrteiligem Anker ohne Ankerführung
DE102008000907.5 2008-04-01

Publications (1)

Publication Number Publication Date
WO2009121646A1 true WO2009121646A1 (fr) 2009-10-08

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ID=40637790

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/051215 WO2009121646A1 (fr) 2008-04-01 2009-02-04 Électrovanne avec induit en plusieurs parties, sans guidage de l'induit

Country Status (3)

Country Link
CN (1) CN101990597B (fr)
DE (1) DE102008000907A1 (fr)
WO (1) WO2009121646A1 (fr)

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CN104131925A (zh) * 2014-06-30 2014-11-05 福建省莆田市中涵机动力有限公司 高压共轨喷油器冠球控制阀

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FR2988021B1 (fr) * 2012-03-15 2015-01-09 Bosch Gmbh Robert Procede de realisation d'une soupape ainsi qu'outil de matricage d'une calotte dans la broche d'induit d'une soupape
DE102012218667B4 (de) 2012-10-12 2014-06-05 Continental Automotive Gmbh Magnetventil
DE102012221157A1 (de) * 2012-11-20 2014-05-22 Robert Bosch Gmbh Druckregelventil für einen Hochdruckspeicher eines Verbrennungsmotors
DE102012022694A1 (de) * 2012-11-20 2014-05-22 Robert Bosch Gmbh Regelventil, insbesondere für eine elektroproportionale Schwenkwinkelregelung einer Hydromaschine
CN103104391B (zh) * 2013-02-05 2016-03-16 中国第一汽车股份有限公司无锡油泵油嘴研究所 带控制阀的电控柴油机喷油器
DE102013220047B4 (de) * 2013-10-02 2016-07-28 Linz Center Of Mechatronics Gmbh Hydraulikventil
CN104033304B (zh) * 2014-06-30 2016-05-18 福建省莆田市中涵机动力有限公司 共轨喷油器整体式控制球阀
FR3023326B1 (fr) * 2014-07-07 2016-07-01 Delphi Int Operations Luxembourg Sarl Injecteur de carburant
DE102014225323A1 (de) * 2014-12-09 2016-06-09 Robert Bosch Gmbh Schalt- oder Druckregelventil für ein Karftstoffeinspritzsystem
IT201600114608A1 (it) * 2016-11-14 2018-05-14 Magneti Marelli Spa Pompa di alimentazione carburante
CN106894926B (zh) * 2017-01-25 2018-12-18 中国第一汽车股份有限公司 电控燃料喷射阀的控制阀

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EP1757799A1 (fr) * 2004-06-03 2007-02-28 Bosch Corporation Soupape d"injection de carburant

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104131925A (zh) * 2014-06-30 2014-11-05 福建省莆田市中涵机动力有限公司 高压共轨喷油器冠球控制阀
CN104131925B (zh) * 2014-06-30 2017-05-31 莆田市宏业精密机械有限公司 高压共轨喷油器冠球控制阀

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