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WO2018166783A1 - Soupape - Google Patents

Soupape Download PDF

Info

Publication number
WO2018166783A1
WO2018166783A1 PCT/EP2018/054748 EP2018054748W WO2018166783A1 WO 2018166783 A1 WO2018166783 A1 WO 2018166783A1 EP 2018054748 W EP2018054748 W EP 2018054748W WO 2018166783 A1 WO2018166783 A1 WO 2018166783A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve
housing
mounting
guide element
valve body
Prior art date
Application number
PCT/EP2018/054748
Other languages
German (de)
English (en)
Inventor
Jonas NESENSOHN
Okke Venekamp
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
Publication of WO2018166783A1 publication Critical patent/WO2018166783A1/fr

Links

Classifications

    • 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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring

Definitions

  • the present invention relates to a valve. State of the art
  • valves are used, which are based on the principle of the automatic check valve.
  • EP 1640584 AI such a valve is proposed, which as a compressor bypass for multi-stage Aufladungssyteme in internal combustion engines with
  • This valve includes one in one
  • Valve housing recorded displacer.
  • the displacement body is divided into a first displacement part and a second displacement part, wherein the first displacement part facing the upstream side closes or releases the compressor bypass.
  • a disadvantage is the complex structure of the proposed valve due to the large number of components, their complex geometry and the associated long tolerance chains.
  • DE 10 2011 106 979 AI a valve in a supercharger for internal combustion engines is also proposed, which is based on the principle of the check valve.
  • Another disadvantage is the complicated construction of the proposed valve due to the long tolerance chains associated with the plurality of components and their complex geometry.
  • the device according to the invention with the characterizing part of claim 1 has the advantage that the flange of the valve, the valve mounting and the valve body are arranged in a valve housing.
  • a valve which consists of a valve housing, in which the valve mounting is arranged.
  • the valve body is arranged with a guide element in the opening of the valve mounting so that the valve body faces the outflow side of the valve and the valve closes or releases and the valve mounting faces the inflow side of the valve.
  • valve housing is made in one piece together with the valve mounting.
  • the one-piece design allows, for example, the execution of the valve housing by a casting process, in particular by an injection molding process. This allows a cost-effective production of the housing, which is particularly suitable for the production of large numbers.
  • valve housing and the valve mounting are advantageously designed in several parts.
  • the multi-part design allows, for example, the combination different materials for the valve body and for the valve mounting.
  • a multi-part design is then preferably suitable if, for example, in one embodiment of the valve housing different valve properties by different valve springs and / or
  • Valve bearing is firmly connected to the valve body.
  • joining methods for example, pressing, gluing or screwing can be used.
  • Valve housing leads to an advantageous longer life of the valve.
  • valve mounting by one or more webs with the
  • Valve housing connected Particularly favorable is the use of 3 webs.
  • a plurality of webs can be made smaller and thus simpler than one or a few webs.
  • a sliding bearing is arranged in the opening of the valve mounting, in which the guide element of the valve is guided.
  • a sliding bearing favors the reproducibility of the valve parameters and reduces the
  • the valve body is enclosed by a sealing element.
  • This valve is located on the inside of the valve when the valve is closed.
  • the sealing element ensures a tolerance compensation with the valve closed, so that the cost of producing the sealing surface is reduced on the inside of the valve body.
  • the valve is formed from the valve housing and the outlet housing.
  • the outlet housing is advantageous by a flange with connected to the valve body. This creates a simple and robust assembly.
  • tubular shaft which receives the valve spring. When the valve is fully open, the tubular shaft completely covers the valve spring so that it no longer influences the flow in an advantageous manner.
  • valve spring on the guide element with a disc.
  • this disc advantageously covers the valve spring located in the shaft. This ensures that the flow is no longer influenced by the valve spring when the valve is fully open.
  • Fig. 1 an exemplary schematic representation of a
  • FIG. 1 is merely a schematic representation of the device according to the invention or its components according to embodiments of the invention. In particular distances and size relations are not in the figure
  • FIG. 1 shows a schematic representation of the valve 2 according to the invention.
  • the valve 2 is constructed from a valve housing 3 with a in the
  • Valve housing 3 arranged valve mounting 5, a valve body 4 with a Guide element 8.
  • the guide element 8 is arranged in an opening of the valve mounting 5.
  • the valve body 4 faces the outflow side of the valve 2
  • the valve support 5 faces the inflow side of the valve.
  • the valve body 4 opens and closes the valve 2.
  • Embodiment consists of the valve housing 3 and the valve mounting 5 in one piece and can, for example, in the mass production without cutting in a
  • Injection molding be made. In the individual production that can be made.
  • Valve housing 3 and the valve mounting 5 are made in one piece machined.
  • the valve mounting 5 can be produced as a separate part. This valve mounting 5 is inserted into the valve housing 2, so that a firm connection between the two parts valve housing 2 and valve mounting 5 is formed. As preferred joining methods, for example, pressing, gluing or screwing can be used.
  • the valve mounting 5 is connected to one or more webs 21 to the housing.
  • the webs 21 may be provided with a streamlined cross-section to minimize the effect on the flow of the fluid.
  • the webs 21 can be arranged symmetrically or asymmetrically. With that you can
  • Flows of the valve are used for the arrangement of the webs. Also, the webs 21 can be performed with different cross-sections.
  • the valve mounting 5 and the valve housing 3 can be made of plastic or metallic materials. The simple structure of the
  • Valve body 4 is achieved by the design as a flat, round disc with a bore for receiving the guide member 8 and a groove for receiving a sealing element 13.
  • the valve body 4 can be made of plastic or of a metallic material.
  • the guide member 8 carries the valve body 4 and is made in this embodiment of a
  • valve spring 16 is held by a disc 17 on the guide element 8, which corresponds in its outer diameter to the outer diameter of the shaft 19, so that the valve spring 16 is completely covered when the valve 2 is fully open and does not affect the fluid flow.
  • the through the maximum possible valve travel certain largest opening of the valve 2 is limited by the length of the guide member 8 and the height of the shaft 19.
  • Opening characteristic of the valve 2 is determined by the bias of the valve spring 16.
  • the pressure difference between the inflow side and the outflow side, in conjunction with the surface of the valve body 4 for opening the valve 2, has to bring about an opening force that is greater than the pretensioning force of the valve spring 16.
  • the valve 2 consists of the valve housing 3 with the built-in valve housing 3 components valve support 5, valve body 4 and guide member 8 and the outlet housing 9.
  • the valve housing 3 with the built-in components directly under elimination of the outlet housing 9 to another component with the help of the flange 10th
  • the valve 2 can be used in a variety of applications. It can be used as a cost-effective and robust alternative to the prior art as a bypass valve for the multi-stage supercharging of internal combustion engines. Furthermore, the cost-effective valve according to the invention can be used as a shut-off valve for the anode and cathode side of fuel cells in order to prevent the penetration of unwanted fluids, in particular ambient air with the oxygen contained therein in the parked state of the fuel cell.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Check Valves (AREA)

Abstract

La présente invention concerne une soupape (1) comprenant un support (5) disposé dans un carter de soupape (3), un corps de soupape (4) pourvu d'un élément de guidage (8), l'élément de guidage étant disposé dans un orifice (7) ménagé dans le support ; le corps de soupape est tourné vers le côté sortie et ferme ou ouvre la soupape, et le support est orienté vers le côté entrée.
PCT/EP2018/054748 2017-03-14 2018-02-27 Soupape WO2018166783A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017204253.2 2017-03-14
DE102017204253.2A DE102017204253A1 (de) 2017-03-14 2017-03-14 Ventil

Publications (1)

Publication Number Publication Date
WO2018166783A1 true WO2018166783A1 (fr) 2018-09-20

Family

ID=61563370

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/054748 WO2018166783A1 (fr) 2017-03-14 2018-02-27 Soupape

Country Status (2)

Country Link
DE (1) DE102017204253A1 (fr)
WO (1) WO2018166783A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019208943A1 (de) 2019-06-19 2020-12-24 Robert Bosch Gmbh Ventil

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR723929A (fr) * 1931-10-08 1932-04-18 Vermorel Ets Dispositif de clapet pour pompes et analogues
US2182278A (en) * 1937-05-01 1939-12-05 Brauer Walter Valve locking device
GB1136091A (en) * 1965-04-15 1968-12-11 Goblin Ltd B V C Improvements in fluid-pressure non-return valves
EP1640584A1 (fr) 2004-09-16 2006-03-29 Robert Bosch Gmbh Vanne de dérivation de compresseur pour suralimentation sequentielle
US20080067466A1 (en) * 2006-09-15 2008-03-20 Toyoda Gosei Co., Ltd. Valve device for fuel tank
DE102011106979A1 (de) 2010-07-05 2012-01-05 Handtmann Systemtechnik Gmbh & Co. Kg Verbrennungskraftmaschine mit einer Aufladevorrichtung zum Verdichten eines Betriebsgases
US20130037739A1 (en) * 2011-08-11 2013-02-14 Matthew David Millard Dripfree gasoline nozzle
CA2967924A1 (fr) * 2014-11-21 2016-05-26 Sumitomo Metal Mining Co., Ltd. Clapet conique

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR723929A (fr) * 1931-10-08 1932-04-18 Vermorel Ets Dispositif de clapet pour pompes et analogues
US2182278A (en) * 1937-05-01 1939-12-05 Brauer Walter Valve locking device
GB1136091A (en) * 1965-04-15 1968-12-11 Goblin Ltd B V C Improvements in fluid-pressure non-return valves
EP1640584A1 (fr) 2004-09-16 2006-03-29 Robert Bosch Gmbh Vanne de dérivation de compresseur pour suralimentation sequentielle
US20080067466A1 (en) * 2006-09-15 2008-03-20 Toyoda Gosei Co., Ltd. Valve device for fuel tank
DE102011106979A1 (de) 2010-07-05 2012-01-05 Handtmann Systemtechnik Gmbh & Co. Kg Verbrennungskraftmaschine mit einer Aufladevorrichtung zum Verdichten eines Betriebsgases
US20130037739A1 (en) * 2011-08-11 2013-02-14 Matthew David Millard Dripfree gasoline nozzle
CA2967924A1 (fr) * 2014-11-21 2016-05-26 Sumitomo Metal Mining Co., Ltd. Clapet conique

Also Published As

Publication number Publication date
DE102017204253A1 (de) 2018-09-20

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