Claims (11)
1. Hydraulisk smøreapparat til ct doseringssystem for cylindersmøreolie, for eksempel i skibsmotorer, hvilket doscringssystem omfatter et hydraulisk drevet smøreapparat til levering af smøreolie og omfattende mindst et hydraulikstempel og som kan sættes under tryk med hydraulikolie, el antal doseringsstempler samt en fordelerplade, der ved sin ene side er i kontakt med nævnte doseringsstempler, og som ved sin anden side er i kontakt med nævnte mindst ene hydraulikstempel til forskydning af fordelerpladen for aktivering af doseringsstempleme, kendetegnet ved, at hydraulikstem-plet har en indre boring forløben de i hydraulikstemplets forskydningsretning, at boringen er forsynet med en indsats omfattende en indsatscylinder, hvori der er tilvejebragt et hult indsatsslempel, som er i kontakt med en forsyningsåbning for hydraulikolien.1. Hydraulic lubricator for a dosing system for cylinder lubricating oil, for example in ship engines, which dosing system comprises a hydraulically driven lubricant for delivery of lubricating oil and comprising at least one hydraulic piston and which can be pressurized with hydraulic oil, el number of dosing pistons and a distributor plate which at its one side is in contact with said metering pistons and which, on its other side, is in contact with said at least one hydraulic piston for displacing the distributor plate for activating the metering pistons, characterized in that the hydraulic piston has an inner bore which extends in the direction of displacement of the hydraulic piston, that the bore is provided with an insert comprising an insert cylinder in which a hollow insert sill is provided which is in contact with a supply opening for the hydraulic oil.
2. Hydraulisk smøreapparat ifølge krav 1. kendetegnet ved, at indsatsstemplet er skinet ind i en boring gennem hvilken hydraulikolien leveres.Hydraulic lubricator according to claim 1, characterized in that the insert piston is shined into a bore through which the hydraulic oil is delivered.
3. Hydraulisk smøreapparat ifølge krav 1 eller 2, kendetegnet ved, at udvekslingsforholdet mellem tværsnitsarealet af det mindst ene hydrauliske stempel og tværsnitsarea-let for doseringsstempleme er mindre end 7 og fortrinsvis mindre end 5.Hydraulic lubricator according to claim 1 or 2, characterized in that the interchange ratio between the cross-sectional area of the at least one hydraulic piston and the cross-sectional area of the metering pistons is less than 7 and preferably less than 5.
4. Hydraulisk smøreapparat ifølge ethvert af de foregående krav, kendetegnet ved, at der mellem indsatsstemplets yderside og hydraulikstemplets boring er tilvejebragt et dræn for hydraulikolien,Hydraulic lubricator according to any one of the preceding claims, characterized in that a drain for the hydraulic oil is provided between the outside of the insert piston and the bore of the hydraulic piston.
5. Hydraulisk smøreapparat ifølge ethvert af de foregående krav, kendetegnet ved, at hydraulikstemplets boring, indsaiscylinderen og indsatsstemplet har et cirkulært tværsnit og er anbragt koncentrisk om en central akse.Hydraulic lubricator according to any one of the preceding claims, characterized in that the bore of the hydraulic piston, the insertion cylinder and the insert piston has a circular cross section and is located concentrically about a central axis.
6. Hydraulisk smøreapparat ifølge ethvert af de foregående krav, kendetegnet ved, at doseringssystemet omfatter en forsyningsledning samt en returledning, der er forbundet med smøreapparatet via en eller flere ventiler for levering af hydraulikolie, en central hydraulikolieforsyningspumpe, der via forsyningsledningen er forbundet med hy-draulikcySindre, der hver har et hydraujifcstempel og som kan sættes under tryk med hydraulikolic, et antal indsprøjtningsenheder, der modsvarer et multiplum af cylinder- antallet i motoren, og som er forbundet med hver sin dosenngscylinder med et dose-ringsstempe! samt cn forsyningsledning for cylindersmøreolie.Hydraulic lubricator according to any one of the preceding claims, characterized in that the metering system comprises a supply line and a return line connected to the lubricant via one or more valves for delivery of hydraulic oil, a central hydraulic oil supply pump connected via the supply line to the hydraulic oil. draulic cylinders, each of which has a hydraulic plunger and which can be pressurized with hydraulic colic, a plurality of injection units corresponding to a multiple of the cylinder number in the motor and which are connected to each dosing cylinder with a dosing plunger! and a supply line for cylinder lubricating oil.
7. Hydrauiikstempel til brug i et hydraulisk smøreapparai til et doseringssystem for cylindersmoreolie, for eksempel i skibsmotorer, hvilket doseringssystem omfatter et hydraulisk drevet smøreapparat til levering af smøreolie og omfattende mindst et hydraulikstempel og som kan sættes under tryk med hydraulikoHe, et antal doserings-stempler samt en fordelerplade, der ved sin ene side er i kontakt med nævnte dose-ringsstempler, og som ved sin anden side er i kontakt med nævnte mindst ene hydraulikstempel til forskydning af fordelerpladen for aktivering af doseringsstcmplemc, kendetegnet ved, at det har en indre boring foriøbende i hydraulikstemplets forskyd-mngsretmng, at boringen er forsynet med en indsats omfattende en indsatscylinder hvori der er tilvejebragt et hult indsatsstempel, som er i kontakt med cn forsyningsåb-nirtg for hydraulikolien.A hydraulic piston for use in a hydraulic lubricator for a cylinder lubricating oil dosing system, for example in ship engines, said dosing system comprising a hydraulically driven lubricant for delivering lubricating oil and comprising at least one hydraulic piston and which can be pressurized with hydraulic oil, a plurality of dosing pistons and a distributor plate which, on one side, is in contact with said dosing pistons and which on its other side is in contact with said at least one hydraulic piston for displacing the distributor plate for activating the dosing plunger, characterized in that it has an internal bore provided, in the displacement direction of the hydraulic piston, that the bore is provided with an insert comprising an insert cylinder in which a hollow insert piston is provided which is in contact with a supply opening for the hydraulic oil.
8. Hydrauiikstempel ifolge krav 7, kendetegnet ved, at indsatsstemplet er skruet ind i en boring gennem hvilken hydraulikolien leveres.Hydraulic piston according to claim 7, characterized in that the insert piston is screwed into a bore through which the hydraulic oil is delivered.
9. Hydrauiikstempel ifølge krav 7 eller 8, kendetegnet ved, at udvekslingsforholdet mellem tværsnitsarealet af det mindst ene hydrauliske stempel og tværsnitsarealet for doseringsstemplerne er mindre end 7 og fortrinsvis mindre end 5.Hydraulic piston according to claim 7 or 8, characterized in that the exchange ratio between the cross-sectional area of the at least one hydraulic piston and the cross-sectional area of the metering pistons is less than 7 and preferably less than 5.
10. Hydrauiikstempel ifølge ethvert af kravene 7 - 9, kendetegnet ved, at der mellem indsatsstemplets yderside og hydraulikstemplets boring er tilvejebragt et dræn for hydraulikolien.Hydraulic piston according to any of claims 7 - 9, characterized in that a drain for the hydraulic oil is provided between the outside of the insert piston and the bore of the hydraulic piston.
11. Hydrauiikstempel ifølge ethvert af kravene 7-10, kendetegnet ved, at hydraulikstemplets boring, indsatscylinderen og indsatsstemplet har et cirkulært tværsnit og er anbragt koncentrisk om en central akse.Hydraulic piston according to any one of claims 7-10, characterized in that the bore of the hydraulic piston, the insert cylinder and the insert piston have a circular cross-section and are located concentrically about a central axis.