EP2363606B1 - Soupape de compresseur pour controller une machine à pistons - Google Patents
Soupape de compresseur pour controller une machine à pistons Download PDFInfo
- Publication number
- EP2363606B1 EP2363606B1 EP20100005035 EP10005035A EP2363606B1 EP 2363606 B1 EP2363606 B1 EP 2363606B1 EP 20100005035 EP20100005035 EP 20100005035 EP 10005035 A EP10005035 A EP 10005035A EP 2363606 B1 EP2363606 B1 EP 2363606B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- valve
- sealing element
- seat
- bore
- compressor
- 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.)
- Not-in-force
Links
Images
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
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1006—Adaptations or arrangements of distribution members the members being ball valves
-
- 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
- F04B53/10—Valves; Arrangement of valves
- F04B53/1002—Ball valves
- F04B53/1007—Ball valves having means for guiding the closure member
-
- 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
- F04B53/10—Valves; Arrangement of valves
- F04B53/1002—Ball valves
- F04B53/101—Ball valves having means for limiting the opening height
- F04B53/1012—Ball valves having means for limiting the opening height and means for controlling the opening height
Definitions
- the invention relates to a compressor valve for controlling a piston engine for the inlet of a gas into the working space or the outlet of a gas from the working space of the piston machine with at least one valve seat, a valve catcher and a sealing element.
- a compressor with a valve mechanism in which a gas passage is formed which has first and second end portions facing one another for passage of a gaseous fluid.
- a valve seat member is press-fitted into the first end portion of the gas passage, and thus a valve chamber is defined.
- a valve body for preventing backflow of the gaseous fluid upon contact of the valve body with the valve seat member is movably disposed in the valve chamber.
- a valve stopper for preventing displacement of the valve body is provided, wherein the gas passage is not closed.
- an air or gas compressor which is constructed with a series of small, separate, independent openings from the suction passage.
- the openings are arranged in a circle with a larger diameter than the inner diameter of the cylinder in the cylinder head or around the cylinder end with a small lightweight suction valve, which is mounted on each opening.
- the suction valves are fitted in recesses in the cylinder end and are held upwards by springs against a seat on the underside of the cylinder head.
- a compressor which uses a ball as a sealing element, which is stabilized by a spring on its valve seat.
- the spring is housed in a recess in the valve catcher.
- a ball valve having a housing, a ball and a sleeve.
- a radially inwardly projecting inner collar is provided in each case, which has an annular groove whose bottom is located in a radial plane into which a ring seat is inserted.
- a gutter is formed on the inner collar, which is umbiegbar against the ring seat so that it is fixed by the bent gutter to the annular groove. This prevents deformation of the ring seat when the ball valve is exposed to high pressures and temperatures.
- a check valve for vacuum pumps having a valve housing forming a passageway with an inlet end and an outlet end.
- the valve has an elastomeric insert, which is arranged in the valve housing between the inlet end and the outlet end and forms a valve seat.
- a ball arranged to bear against the valve seat to prevent the passage of gaseous media from the outlet end to the inlet end. The ball is displaceable in operation by a gaseous pressurized medium in the inlet end of the valve seat to allow the passage of the gaseous medium from the inlet end to the outlet end.
- Ring and Poppet valves with profiled valve elements are suitable for use under difficult conditions, because due to the ring geometry better flow and sealing than with a plate valve can be expected.
- a disadvantage of the self-cleaning is that the sealing elements are stressed substantially at one point on the circumference by the rotational movement about the central axis. Thus, wear always takes place always at the same place on the circumference of the sealing element, since only one degree of freedom is present.
- the invention has for its object to provide for a piston engine, in particular a compressor or a vacuum pump, a compressor valve in which the respective sealing element has a plurality of degrees of freedom, so that a uniform wear is given in the respective sealing element, and sticking due to a strong Reduces pollution caused by contaminated gases, deposits and residual oil and the abrasion of piston rings and guide rings and a better tightness is achieved and a simple and cost-effective production, repair and maintenance is possible.
- the sealing element between the valve seat and the valve catcher is arranged, wherein the valve seat and the valve catcher are designed in two pieces.
- the sealing element rests in Valve seat on a seat bar, which is circumferentially attached to one end of a collar bushing or bore in the valve seat.
- the sealing element is held in a receptacle which is attached to one end of the valve catcher.
- the seat bar is formed profiled on the collar bushing or bore.
- the seat bar is formed depending on the diameter of the sealing element and the diameter of the collar bushing or bore at a predetermined angle. Due to the adaptation of the seat bar to the diameter of the sealing element, a sealing of the sealing element is always ensured centrally on the seat bar, so that the sealing element is always located centrally in a stable working position.
- the sealing element on the collar bush or the bore with the seat bar has a line contact, wherein the line contact of the sealing element is connected to a higher density of the valve and reduces sticking of the sealing element.
- a geometric shape is advantageous, which is adapted to the shape of the sealing element.
- valve catcher is equipped with a socket in which a spring is accommodated which engages with the sealing member at a predetermined tension.
- Fig. I is a sectional view of a compressor valve for a piston engine with at least one sealing element 03 is shown, which is designed in the form of a spherical shape.
- the compressor valve comprises at least one valve seat 01 and a valve catcher 02, wherein the sealing element 03 is arranged between the valve seat and the valve catcher.
- the sealing element 03 is mounted above a mounted in the valve seat collar bushing 04 or bore 06 and immersed in the collar bush or bore to about a quarter of its surface.
- Fig. II is a partial sectional view of a detail of a compressor valve for a piston engine is shown, wherein the sealing element 03 rests in the immersed to about a quarter of the surface layer above the collar bushing 04 on a circumferential seat rail 05.
- the circumferential seat bar 05 may be attached to the upper end of the collar bushing 04 or the bore 06 when the collar bush 04 is waived.
- the proposed collar bushing 04 is arranged in the bore 06 in the valve seat 01.
- the sealing element 03 is held in a receptacle 07 which is mounted in the valve catch 02 relative to the valve seat 01, with a distance relative to the seat rail 05 in the valve seat 01.
- the receptacle 07 in the valve catcher 02 is in the immediate vicinity of End of a sleeve 08 is provided, which is mounted in a recess in the valve catch 02.
- a spring 09 is housed in the socket 08 .
- the spring 09 presses with a predetermined force on the sealing element 03, so that the sealing element is under a predetermined voltage.
- the sealing element 03 is less than half of its surface immersed in the valve catcher 02.
- sealing element 03 Due to the spherical shape of the sealing element 03 there is the possibility that the sealing element can rotate freely in all directions in the gas flow. Due to the free mobility of the sealing element 03 occurring wear of the sealing element is transmitted not only to a limited circumferential point of the sealing element, but on the entire surface of the sealing element. Due to the distribution of the occurring wear on the entire surface of the sealing element 03 a longer service life for the sealing element and thus for the compressor valve and the entire compressor system is achieved in this way.
- the sealing elements 03 have only a line contact, which leads to a better tightness and also significantly reduces the problem of sticking the sealing elements.
- the sealing element 03 When opening the valve, the sealing element 03 is moved by the seat bar 05 in the receptacle 07 for the sealing element, wherein the spring 09, which is guided in the sleeve 08, stretched and thus the sealing element 03 is damped.
- the prestressed spring 09 acts in a time-supporting manner on the sealing element 03, so that leaks during the closing process are suppressed.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
- Lift Valve (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Check Valves (AREA)
Claims (3)
- Soupape de compresseur pour contrôler une machine à pistons pour l'admission d'un gaz dans un espace de travail ou l'évacuation d'un gaz d'un espace de travail de la machine à piston avec au moins un siège de soupape (01), un récepteur de soupape (02), et un élément d'étanchéité (03), l'élément d'étanchéité (03) présentant une structure sphérique et étant disposé entre le siège de soupape (01) et le récepteur de soupape (02), caractérisé en ce que le siège de soupape (01) et le récepteur de soupape (02) sont réalisés en deux pièces, en ce que l'élément d'étanchéité (03) repose dans le siège de soupape (01) sur un listeau de siège (05) qui est monté en périphérie sur une extrémité d'une douille à collerette (04) ou d'un alésage (06) dans le siège de soupape (01), en ce que l'élément d'étanchéité (03) est maintenu dans le récepteur de soupape (02) dans un logement (07) qui est disposé à une extrémité du récepteur de soupape (02), en ce que le listeau de siège (05) sur la douille à collerette (04) ou l'alésage (06) est réalisé profilé, en ce que le listeau de siège (05) est constitué en fonction du diamètre de l'élément d'étanchéité (03) et du diamètre de la douille à collerette (04) ou de l'alésage (06) avec un angle préalablement défini, en ce que l'élément d'étanchéité (03) est disposé au centre sur le listeau de siège (05) dans une position de travail stable, en ce que l'élément d'étanchéité (03) présente sur la douille à collerette (04) ou l'alésage (06) avec le listeau de siège (05) un contact linéaire, en ce que le contact linéaire formé entre le listeau de siège (05) et l'élément d'étanchéité (03) assure une étanchéité élevée de la soupape et réduit un collage de l'élément d'étanchéité (03) .
- Soupape de compresseur selon la revendication 1, caractérisé en ce que le logement (07) pour l'élément d'étanchéité (03) est pourvu dans le récepteur de soupape (02) d'une forme géométrique qui est adaptée à la forme de l'élément d'étanchéité (03) pour un contact linéaire étroit.
- Soupape de compresseur selon la revendication 1, caractérisé en ce que le récepteur de soupape (02) présente un ressort (09) placé dans une douille (08) et en ce que le ressort (09) se trouve en prise avec l'élément d'étanchéité (03) avec une tension préalablement définie.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200910021814 DE102009021814A1 (de) | 2009-05-18 | 2009-05-18 | Kompressorventil |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2363606A2 EP2363606A2 (fr) | 2011-09-07 |
EP2363606A3 EP2363606A3 (fr) | 2012-07-18 |
EP2363606B1 true EP2363606B1 (fr) | 2013-12-25 |
Family
ID=43217551
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20100005035 Not-in-force EP2363606B1 (fr) | 2009-05-18 | 2010-05-12 | Soupape de compresseur pour controller une machine à pistons |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2363606B1 (fr) |
DE (1) | DE102009021814A1 (fr) |
DK (1) | DK2363606T3 (fr) |
RU (1) | RU2010119711A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013211292A1 (de) * | 2013-06-17 | 2014-12-18 | J.P. Sauer & Sohn Maschinenbau Gmbh | Verfahren zum Betrieb und zur Wartung eines Kompressors |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB253654A (en) * | 1925-04-14 | 1926-06-24 | Arthur Guy Enock | Improvements in air or gas compressors |
FR1091988A (fr) * | 1953-01-26 | 1955-04-18 | Burckhardt Ag Maschf | Soupape automatique d'aspiration et de refoulement pour compresseurs ou pompes à haute pression |
US3346008A (en) * | 1964-03-16 | 1967-10-10 | Scaramucci Domer | Ball check valve |
IT1276456B1 (it) * | 1995-06-30 | 1997-10-31 | Ferrero Rubinetteria Di Riccar | Sistema di fissaggio perfezionato per sedi di valvole a sfera e simili e metodo per il suo ottenimento. |
JP2000257575A (ja) * | 1999-03-05 | 2000-09-19 | Sanden Corp | 圧縮機 |
EP1400690A2 (fr) * | 2002-09-20 | 2004-03-24 | The BOC Group plc | Clapet anti-retour pour pompes à vide |
-
2009
- 2009-05-18 DE DE200910021814 patent/DE102009021814A1/de not_active Withdrawn
-
2010
- 2010-05-12 DK DK10005035T patent/DK2363606T3/en active
- 2010-05-12 EP EP20100005035 patent/EP2363606B1/fr not_active Not-in-force
- 2010-05-17 RU RU2010119711/06A patent/RU2010119711A/ru unknown
Also Published As
Publication number | Publication date |
---|---|
EP2363606A3 (fr) | 2012-07-18 |
RU2010119711A (ru) | 2011-11-27 |
DK2363606T3 (en) | 2014-03-17 |
DE102009021814A1 (de) | 2010-12-30 |
EP2363606A2 (fr) | 2011-09-07 |
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