CN1967000A - Friction system and valve provided with the system for controlling fluid - Google Patents

Friction system and valve provided with the system for controlling fluid Download PDF

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Publication number
CN1967000A
CN1967000A CNA200610146328XA CN200610146328A CN1967000A CN 1967000 A CN1967000 A CN 1967000A CN A200610146328X A CNA200610146328X A CN A200610146328XA CN 200610146328 A CN200610146328 A CN 200610146328A CN 1967000 A CN1967000 A CN 1967000A
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China
Prior art keywords
layer
valve
armature
friction
basic unit
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Granted
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CNA200610146328XA
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Chinese (zh)
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CN1967000B (en
Inventor
阿卜杜拉·安萨里
弗朗克·米勒
马丁·默勒
埃尔马·奥克伦特
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Robert Bosch GmbH
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Robert Bosch GmbH
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    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0257—Details of the valve closing elements, e.g. valve seats, stems or arrangement of flow passages
    • F02M21/026—Lift valves, i.e. stem operated valves
    • F02M21/0263—Inwardly opening single or multi nozzle valves, e.g. needle valves
    • F02M21/0266—Hollow stem valves; Piston valves; Stems having a spherical tip
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0296—Manufacturing or assembly; Materials, e.g. coatings
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0635—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding
    • F02M51/0639—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding the armature acting as a valve
    • 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
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
    • 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
    • F02M61/166—Selection of particular materials
    • 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
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • 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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0248—Injectors
    • F02M21/0251—Details of actuators therefor
    • F02M21/0254—Electric actuators, e.g. solenoid or piezoelectric
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8092—Fuel injection apparatus manufacture, repair or assembly adjusting or calibration
    • 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
    • F02M2200/90—Selection of particular materials
    • F02M2200/9038—Coatings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Magnetically Actuated Valves (AREA)
  • Valve Device For Special Equipments (AREA)
  • Lubricants (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

Tribosystem, comprehensively a first friction partner (9) and a second friction partner (10), whereby the first friction partner (9) and/or the second friction partner (10) a two-part layer with a hard bottom layer (11; 14) and an outside glide layer (12; 15) covered, whereby the outside glide layer (12; 15) a fixed lubricant layer is. In addition, the invention relates to a valve for controling fluids, especially for the air, which valve has the tribosystem of the invention.

Description

Friction system and have the valve that is used to control fluid of this friction system
Technical field
The present invention relates to the dry type friction system and have this friction system be used to control fluid, in particular for the valve of control gaseous.The invention still further relates to internal-combustion engine with this valve.
Background technique
Friction system (Tribosysteme) comprises the first friction side and the second friction side, and these friction sides move relative to each other, and wherein produces friction.In the dry type friction system, two friction side's phase mutual friction under the situation of no liquid oiling agent.For the dry type friction system for example known the lubricated media of use solid material.These friction systems for example appear in the valve.
The valve that is used for controlling fluid is for example known as injection valve at internal-combustion engine.Except known liquid fuel, recently for example in fuel cell or in gas engine also more and more using gases act as a fuel.Often use at this by the known valve of the internal-combustion engine that is used for liquid fuel.But when using gases acted as a fuel, because the non-lubrication property of vaporized fuel especially produces friction problem at this, these friction problems caused the valve life-span short.
By DE 103 22 916 A1 known a kind of valve that is used to control fluid, in this valve, have a coating made from chromium on the side that deviates from the valve closure member at this armature on the armature.This coating has especially reduced the wearing and tearing on the collision area of armature and pole piece.
Summary of the invention
According to the present invention, a kind of friction system has been proposed, this friction system comprises one first friction side and one second friction side, wherein, the first friction side and/or the second friction side comprise the layer of a bilayer, the layer of this bilayer has the sliding layer of a hard basic unit and an outside, and this outside sliding layer is the solid lubricant layer.
According to the present invention, a kind of valve that is used to control fluid has been proposed, this valve comprises: an eletromagnetic-operating unit that is used to operate an armature, valve closure member of this armature operation; A valve seat and a valve opening, wherein, the such acting in conjunction of valve closure member and valve seat, making can be controlled by the fluid of valve opening, armature comprises one first guiding area, parts adjacent with armature comprise one second guiding area, constitute the friction system of a described type between first and second guiding area.
According to the present invention, a kind of internal-combustion engine has also been proposed, this internal-combustion engine comprises the valve of described type.
By contrast, friction system according to the present invention has its advantage: even also can guarantee when not using liquid lubricated media enough lubricated.This friction system is in this simple structure and can be simply and make inexpensively.According to the present invention, this friction system comprises one first friction side and one second friction side, and wherein, the first friction side and/or the second friction side comprise the layer of a bilayer, and the layer of this bilayer has the sliding layer of a hard basic unit and an outside.Outside sliding layer is the solid lubricant layer.Therefore, outside sliding layer is applied in the hard basic unit, thus, and hard grassroots support solid lubricant layer.
Following content belongs to technological scheme of the present invention.
The solid lubricant layer is carbon-coating, for example stone mill especially preferably, or a lubricated enamelled coating, or a curing molybdenum layer or a layer that comprises PTFE.
Hard basic unit is the fringe region layer of a sclerosis of base material preferably.This base material is the soft magnetism base material preferably.
Scheme as an alternative, hard basic unit is a layer that is coated on the base material preferably.This is coated in the hard basic unit chromium layer or comprise the layer of chromium preferably on the base material, or a boride layer, or a layer or an electroless nickel layer that comprises boron.
In addition preferably, the valve that is used to control fluid comprises according to friction system of the present invention.The valve that is used to control fluid according to the present invention has advantage, and promptly this valve has high lasting stability.Obtain especially little guiding wearing and tearing according to the present invention at this.In addition, the transverse force that is produced can reduce by means of nonmagnetic separate layer according to the present invention.This reaches like this according to the present invention: first guiding area that is provided with the armature made from soft magnetic material, second guiding area of this first guiding area and an adjacent component constitutes a friction system, wherein, first and/or second guiding area comprises the layer of a bilayer, and the layer of this bilayer has hard basic unit and outside sliding layer.Therefore, according to the present invention, at least one friction side has the layer of a bilayer, and wherein, a basic unit has enough hardness, is coated with the sliding layer of an outside in this hard basic unit.Can provide reliably according to support effect of the present invention the sliding layer of the outside of on lubrication technology, working by this hard basic unit thus.The layer of this bilayer can relatively simply and inexpensively provide, and especially is issued to the valve life-span of significant prolongation thus in the situation of using this valve with gaseous medium.Thus, according to the present invention, because additional parts hardness, the guiding wearing and tearing on the armature can reduce significantly.Another advantage results from: hard basic unit can not be magnetized or only can be magnetized on not half.Thus, this hard basic unit is a magnetic " air gap ", i.e. nonmagnetic basically zone, and this zone reduces horizontal magnetic force in solenoid valve.
A guiding area of preferred this valve is configured to double-deck layer, and another guiding area is preferably configured as a layer with individual layer of friction coefficient.Between these two guiding areas, obtain a friction pair thus, but this friction pair cost provide especially cheaply because in these guiding areas only one be configured to double-deck layer, and this friction pair has the wearing character of improvement.
The inner side surface that is used for second guiding area of armature guiding preferably is arranged on a columnar component of this valve.This columnar component preferably experiences the finishing process at this, and thus, this columnar component has accurate Inner Dimension.
In addition, preferably on armature, directly or integratedly be configured with a valve closure member.Can obtain a compact especially valve thus.
By preferably a kind of gaseous medium of fluid, in particular for come the gaseous medium of driving machine motor-car by means of fuel cell or gas engine according to valve according to the present invention control.Certainly, this valve also can use in fixing equipment.
Advantageously, described first guiding area of armature comprises the layer of a bilayer, and the layer of this bilayer has hard basic unit and outside sliding layer, and second guiding area comprises a layer with individual layer of friction coefficient.
Advantageously, second guiding area constitutes by the sliding layer of an individual layer made from solid lubricant.
Advantageously, described parts adjacent with armature, that have second guiding area are columnar components.
Advantageously, armature is made with a kind of soft magnetism base material, and the sclerosis that this hard link base layer is crossed the soft magnetism base material is made.
Advantageously, be configured with a valve closure member integratedly on armature, this valve closure member especially has a seal element.
Description of drawings
Describe embodiments of the invention with reference to the accompanying drawings in detail.Accompanying drawing is represented:
Fig. 1 is according to the schematic cross sectional view of the part of the valve of first embodiment of the invention,
Fig. 2 reaches according to the schematic cross sectional view of the part of the valve of second embodiment of the invention
Fig. 3 is according to the schematic cross sectional view of the part of the valve of third embodiment of the invention.
Embodiment
Fig. 1 represents the part according to the valve 1 of first embodiment of the invention, and this valve has according to dry type friction system of the present invention.Valve 1 is a solenoid valve, and it comprises a unshowned eletromagnetic-operating unit with armature 2.Armature 2 usefulness soft magnetism base materials are made, and are placed in the columned guide element 3.The sleeve that columned guide element 3 can be a deep drawn or the pipe of a seamless stretching.Armature 2 also constitutes integral body with a valve closure member 4, and the end face of this valve closure member is provided with a seal element 5.As by shown in the double-head arrow A among Fig. 1, armature 2 can the to-and-fro motion point-blank on the axial direction X-X of valve of columned relatively guide element 3.In the case, by this straight reciprocating motion, armature 2 can discharge or close a valve opening 7, and its mode is valve closure member 4 and valve seat 6 actings in conjunction.
In the open mode shown in Fig. 1, fluid can for example be ejected into the firing chamber of an internal-combustion engine by valve opening 7 from a pressure chamber 8.
In addition, on the excircle of armature 2, also be configured with one first guiding area 9 (the first friction side), for armature 2 is led second guiding area 10 (the second friction side) acting in conjunction on the inner side surface of this first guiding area and columned guide element 3.As from appreciable Fig. 1, first guiding area 9 on the armature 2 constitutes by the sliding layer 12 of a hard basic unit 11 and an outside.The fringe region layer of a sclerosis of the soft magnetism base material that this hard basic unit 11 is an armature.In this first embodiment, outside sliding layer 12 is solid lubricant layers with the thickness that is less than or equal to 10 μ m made from graphite.First guiding area 9 with sliding layer 12 of hard basic unit 11 and outside is constructed in this whole circumference along armature 2.It should be noted, a plurality of guiding areas that separate also can be set on armature, on these guiding areas, respectively be configured with double-deck layer.Second guiding area 10 constitutes by the internal face of columned guide element 3.The basic unit 11 of the sclerosis by using the inside and be coated in the sliding layer 12 of the outside in this basic unit is even also can obtain the lasting stability of the improvement of valve under the high situation of vibration acceleration.Can guarantee less guiding wearing and tearing in addition.Valve 1 according to this first embodiment of the present invention is specially adapted to gaseous medium at this, in these gaseous mediums owing to there is very little lubrication in dry gas.In addition, the basic unit 11 by sclerosis guarantees: because very little transverse force does not appear in the basic unit of magnetizable sclerosis, thus, the oblique position of armature 2 reduces significantly.Also can guarantee the more favourable opening characteristic and the closing characteristics of armature 2 thus.In addition, the basic unit of the sclerosis of the inside also provides a supporting role for the sliding layer 12 of the outside of working on lubrication technology at this.
Describe according to a second embodiment of the present invention valve 1 below with reference to Fig. 2, wherein, come mark with identical reference number with part identical on identical among first embodiment or the function.
Second embodiment is basically corresponding to first embodiment, and is wherein different with first embodiment, and second guiding area 10 of the inside of this columned guide element is provided with an additional sliding layer 13 on the columned guide element 3.Sliding layer 13 is on the whole length of the stroke that is configured in armature 2 on the axial direction X-X and be configured on the whole inner circumference of guide element 3.In this embodiment, second sliding layer 13 is solid lubricants.The layer by a bilayer as among first embodiment of first guiding area 9 on the armature 2 constitutes, and wherein, also is provided with a solid lubricant layer as sliding layer 12 in the basic unit 11 of sclerosis.Therefore, this second embodiment's friction system comprises double-deck layer on the one hand, and the layer of this bilayer is made up of the basic unit and the solid lubricant of sclerosis, comprises the layer of being made up of solid lubricant on the other hand.This solid lubricant layer is for example made or anti-friction lacquer with graphite.
Describe valve 1 below with reference to Fig. 3, wherein, come mark with identical reference number with part identical on identical among the above embodiment or the function according to third embodiment of the invention.
Different with above embodiment, in valve 1 according to the 3rd embodiment, not only on armature 2, be configured with the layer of a bilayer, the layer of this bilayer is made up of hard basic unit 11 and sliding layer 12, and on columned guide element 3, being configured with the layer of a bilayer, the layer of this bilayer has hard basic unit 14 and a sliding layer 15.Thus, comprise that according to the 3rd embodiment's friction system a layer by two bilayers forms sliding pair.In the case, on armature 2, be configured with basic unit 11 and sliding layer 12 of a sclerosis, on columned guide element 3, be configured with the basic unit 14 of a sclerosis and the sliding layer 15 of an outside.Basic unit 11 and 14 can be base material sclerosis exterior layer or be coated on the base material and for example make as hard basic unit with chromium or chemical nickel.
It should be noted that in described all embodiments, in order further to improve friction factor, especially described columned guide element 3 can reach accurate dimensions by means of the finishing process.This finishing process for example can be undertaken by the extruding of a ball or pin.Especially can compensate the dispersion degree of the layer of the outside on the columned guide element thus.

Claims (14)

1. friction system comprises one first friction side (9) and one second friction side (10), and wherein, this first friction side (9) and/or this second friction side (10) comprise the layer of a bilayer, and the layer of this bilayer has hard basic unit (11; 14) and the sliding layer (12 of an outside; 15), this outside sliding layer (12; 15) be the solid lubricant layer.
2. according to the friction system of claim 1, it is characterized in that: this solid lubricant layer is a carbon-coating or lubricated enamelled coating or a curing molybdenum layer or a layer that comprises PTFE.
3. according to one friction system in the above claim, it is characterized in that: this hard basic unit is the fringe region layer of a sclerosis of base material.
4. according to the friction system of claim 1 or 2, it is characterized in that: this hard basic unit is a layer that is coated on the base material.
5. according to the friction system of claim 4, it is characterized in that: this hard basic unit that is coated on the base material is a chromium layer or the layer that comprises chromium, or a boride layer, or a layer that comprises boron, or an electroless nickel layer.
6. be used to control the valve of fluid, comprise: an eletromagnetic-operating unit that is used to operate an armature (2), this armature operation valve closure member (4); A valve seat (6) and a valve opening (7), wherein, this valve closure member (4) and this valve seat (6) acting in conjunction like this, making can be controlled by the fluid of this valve opening (7), this armature (2) comprises one first guiding area (9), parts (3) adjacent with this armature (2) comprise one second guiding area (10), one friction system in above claim of basis of formation between first and second guiding area (9,10).
7. according to the valve of claim 6, it is characterized in that: described first guiding area (9) of this armature (2) comprises the layer of a bilayer, the layer of this bilayer has hard basic unit and outside sliding layer, and this second guiding area (10) comprises a layer with individual layer of friction coefficient.
8. according to the valve of claim 7, it is characterized in that: this second guiding area (10) constitutes by the sliding layer (13) of an individual layer made from solid lubricant.
9. according to one valve in the claim 6 to 8, it is characterized in that: described parts (3) adjacent with this armature (2), that have this second guiding area (10) are columnar components (3).
10. according to the valve of claim 9, it is characterized in that: this columnar component experience finishing process.
11. according to one valve in the claim 6 to 10, it is characterized in that: this armature (2) is made with a kind of soft magnetism base material, the sclerosis that this hard link base layer is crossed this soft magnetism base material is made.
12. according to one valve in the claim 6 to 11, it is characterized in that: be configured with a valve closure member (4) on this armature (2) integratedly, this valve closure member especially has a seal element (5).
13. according to one valve in the claim 6 to 12, it is characterized in that: this fluid is a kind of gaseous medium.
14. internal-combustion engine, it comprises according to one valve in the claim 6 to 13.
CN200610146328XA 2005-11-14 2006-11-09 Valve for controlling fluid Active CN1967000B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005054132.1A DE102005054132B4 (en) 2005-11-14 2005-11-14 Valve for controlling a fluid with a tribological system
DE102005054132.1 2005-11-14

Publications (2)

Publication Number Publication Date
CN1967000A true CN1967000A (en) 2007-05-23
CN1967000B CN1967000B (en) 2012-08-15

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CN200610146328XA Active CN1967000B (en) 2005-11-14 2006-11-09 Valve for controlling fluid

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Country Link
CN (1) CN1967000B (en)
BR (1) BRPI0604753B1 (en)
DE (1) DE102005054132B4 (en)
IT (1) ITMI20062149A1 (en)

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CN102278490A (en) * 2010-06-10 2011-12-14 沃泰阀门(昆山)有限公司 Faucet valve provided with special sealing surface
CN104584151A (en) * 2012-08-17 2015-04-29 罗伯特·博世有限公司 Armature for actuator device
CN108223886A (en) * 2017-08-08 2018-06-29 河南航天液压气动技术有限公司 A kind of proportional flow control valve and its Electromagnetic Control mechanism

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DE202008003137U1 (en) * 2008-03-05 2009-07-30 Eto Magnetic Gmbh Electromagnetic actuator
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DE102008048514A1 (en) * 2008-09-23 2010-03-25 Schaeffler Kg Electromagnetic valve i.e. 2/2-way-seat valve, has inlet channel attached to pressure medium chamber, and seal designed as thin section, which is attached on inner surface of valve guide and/or on outer surface of valve closing member
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DE102005054132A1 (en) 2007-05-16
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