EP0781905B1 - Method for cleaning internal combustion engine circuits - Google Patents

Method for cleaning internal combustion engine circuits Download PDF

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Publication number
EP0781905B1
EP0781905B1 EP96907521A EP96907521A EP0781905B1 EP 0781905 B1 EP0781905 B1 EP 0781905B1 EP 96907521 A EP96907521 A EP 96907521A EP 96907521 A EP96907521 A EP 96907521A EP 0781905 B1 EP0781905 B1 EP 0781905B1
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EP
European Patent Office
Prior art keywords
internal combustion
combustion engine
cleaning
engine
suction
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EP96907521A
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German (de)
French (fr)
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EP0781905A1 (en
Inventor
Tomas Sanahuja Queralt
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
    • B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/06—Cleaning; Combating corrosion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/04—Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/06—Cleaning; Combating corrosion
    • F01P2011/065—Flushing

Definitions

  • the invention relates to a method for cleaning Circuits of internal combustion engines with the help of a Cleaning device, a suction and pressure pump, a Filters, a container, a suction opening and an outlet opening Has.
  • Devices of this type which are in the cycle of a Internal combustion engine, usually a car engine Add a number of chemical substances to the liquid. The Liquid and the substances are then combined with that of the Device self-generated pressure or simply through the the effect of the internal combustion engine caused the water to circulate moved for cleaning by the circuit.
  • the motor circuit located drain plug so that the water with or without the help of a pressure pump from inside the circuit expires, usually under the vehicle. Subsequently the drain plug is reinserted and the circuit again filled, either with water or with water and a suitable one Additive, e.g. an antifreeze.
  • Additive e.g. an antifreeze.
  • WO-A-9 426 431 is a generic device known, with the help of which to be cleaned Liquid in an internal combustion engine Canister can be pumped. Then one Cleaning liquid through the cleaning device in the pumped cleaning engine. If the engine is cleaned, the Cleaning liquid removed again and the original Liquid pumped back into the internal combustion engine.
  • the present invention relates to an improved method for Cleaning circuits of internal combustion engines, in which first the inside of the circuit of the internal combustion engine contained liquid through the suction opening with the help of the suction and pressure pump is sucked off and through the filter into the container is pumped with the liquid pumped into the container Detergent is added and then again with the Suction and pressure pump connected outlet via a predetermined time through the interior of the circuit to be cleaned is pumped.
  • This invention finds application in the device and device manufacturing for the auto accessories industry Industry.
  • the inventive method for cleaning Circuits of internal combustion engines is within the Industry for which it is intended, new.
  • the procedure meets all requirements for an engine wash in a simplified Shape.
  • the cleaning device for circuits from Internal combustion engines consist of a frame, housing or Frame in the form of a parallelepiped, with associated wheels for movement, which can be of any shape.
  • the Device can also have two wheels on the underside of the bottom and have two feet that are horizontal in line with the Stand.
  • the internal combustion engine to be cleaned is immediately over a Hose or the like with one of the openings on the front of the Device connected.
  • suction and pressure pump outgoing suction is the in the circuit of the Internal fluid contained in the internal combustion engine is suctioned off completely.
  • the aspirated liquid in the container of the device arrives, it is filtered to find an existing one in the circuit To be able to determine damage.
  • any metal residues found in the filter can be Break in the circuit itself or on another drive element of the vehicle. Thus it is possible to identify the cause remove before worse damage occurs.
  • the liquid that has flowed into the container after filtering mixes with the liquid already present there with suitable additives and then slowly in pumped back the engine circuit that is cleaned. With a certain speed and a certain force or a certain pressure in the Circuit pumped liquid cleans the circuit and the cooler.
  • the device has a manometer and a clock that it starts and again after the specified time stops. The device then sucks in the liquid the additives again, so that possible residues slowly can expire. After that, the output of the engine, which is called Drain was used, closed, and the cycle and the Radiators are filled with water so that the engine is normal can work.
  • the device is removed from the to be cleaned Engine and engine circuit as well as the coolers any liquid, in the air blown inside the circuit and the cooler to completely clean and dry them. After that they are mixed with water or with water with an additive, e.g. filled with an antifreeze.
  • FIGS. 1 and 2 show, the device for cleaning Circuits of internal combustion engines a frame or a Frame 1 in the form of a parallelepiped in a known manner interconnected angle iron or similar material.
  • the Frame has inner support elements 2, the wheels or feet or one Have combination of wheels and feet, with the wheels in one Direction are arranged continuously and can be free running.
  • a support plate Near the lower end of the frame 1 is a support plate their surface arranged horizontally in the frame.
  • two holding plates 4 and 4 ' arranged the one hand the front of the frame of the Cover device and the other hand as holders for several pipes with built-in valves and regulators, as well serve a filter connected to the internal combustion engine, the Circuit to be cleaned, can be connected.
  • a left tap 15 is used to drain the circuit Contraption.
  • the left tap 15 opens and closes the drain and the water flow for a tap 14, so that in the engine and detergents and water in the coolers can be completely rinsed out.
  • a central valve 15a regulates the pressure of a pump 7 for the Engine and radiator washing, as well as the water flow to the engine.
  • On this line is one of an air inlet and one Manometer 12 arranged device 13 which is removing the water from the engine and the radiators with the help of air regulates and ensures that the water of the circuit from the Inside the engine and the radiator completely in the Device collecting container flows.
  • Another tap 15b is on the right on the front side not far from that Water inflow to the engine arranged. Located on this line the tap 14 for the water supply from the network to the device, i.e. to the water tank.
  • the device for performing the method has a filter 6 for the residues from the engine circuit and the radiators, one Outlet opening 17 for the water from the device to the engine connected to the outlet opening 18, and the suction opening 19 for the water from the engine.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Detergent Compositions (AREA)

Abstract

The machine has a metal frame with wheels and feet (2), suction and delivery pump (7) mounted on a lower platform and storage tank (5) at an upper level, connected by pipes (9,10). Aqueous fluid, e.g. coolant, is sucked from the engine and passes through stop valve (15) and operating valve (14) into filter (6) and tank (5). Water contg. suitable cleaning agent is then pumped into the engine, withdrawn through the filter and the engine finally filled with the correct fluid contg. anti-freeze, etc. The process can be automated by addn. of pressure gauges, timers, etc.

Description

Die Erfindung betrifft ein Verfahren zur Reinigung von Kreisläufen von Verbrennungsmotoren mit Hilfe einer Reinigungsvorrichtung, die eine Saug- und Druckpumpe, einen Filter, einen Behälter, eine Saugöffnung und eine Auslaßöffnung hat.The invention relates to a method for cleaning Circuits of internal combustion engines with the help of a Cleaning device, a suction and pressure pump, a Filters, a container, a suction opening and an outlet opening Has.

Bekannt sind derartige Vorrichtungen, die der im Kreislauf eines Verbrennungsmotors, meist eines Automotors, befindlichen Flüssigkeit eine Reihe chemischer Stoffe zusetzen. Die Flüssigkeit und die Stoffe werden dann zusammen mit dem von der Vorrichtung selbst erzeugten Druck oder einfach durch die durch die Wirkung des Verbrennungsmotors bewirkte Umwälzung des Wassers zur Erzielung einer Reinigung durch den Kreislauf bewegt.Devices of this type are known which are in the cycle of a Internal combustion engine, usually a car engine Add a number of chemical substances to the liquid. The Liquid and the substances are then combined with that of the Device self-generated pressure or simply through the the effect of the internal combustion engine caused the water to circulate moved for cleaning by the circuit.

Nach einer vorgegebenen Zeit wird ein im Kreislauf des Motors befindlicher Ablaufstopfen entfernt, so daß das Wasser mit oder ohne Hilfe einer Druckpumpe aus dem Inneren des Kreislaufes abläuft, und zwar in der Regel unter das Fahrzeug. Anschließend wird der Ablaufstopfen wieder eingesetzt und der Kreislauf erneut gefüllt, entweder mit Wasser oder mit Wasser und einem geeigneten Zusatzstoff, z.B. einem Frostschutzmittel. After a given period of time, the motor circuit located drain plug so that the water with or without the help of a pressure pump from inside the circuit expires, usually under the vehicle. Subsequently the drain plug is reinserted and the circuit again filled, either with water or with water and a suitable one Additive, e.g. an antifreeze.

Aus der WO-A-9 426 431 ist eine gattungsgemäße Vorrichtung bekannt, mit deren Hilfe die in einem zu reinigenden Verbrennungsmotor befindliche Flüssigkeit in einen Auffangbehälter gepumpt werden kann. Anschließend wird eine Reinigungsflüssigkeit über die Reinigungsvorrichtung in den zu reinigenden Motor gepumpt. Ist der Motor gereinigt, so wird die Reinigungsflüssigkeit wieder entfernt und die ursprüngliche Flüssigkeit in den Verbrennungsmotor zurückgepumpt.WO-A-9 426 431 is a generic device known, with the help of which to be cleaned Liquid in an internal combustion engine Canister can be pumped. Then one Cleaning liquid through the cleaning device in the pumped cleaning engine. If the engine is cleaned, the Cleaning liquid removed again and the original Liquid pumped back into the internal combustion engine.

Die vorliegende Erfindung betrifft ein verbessertes Verfahren zur Reinigung von Kreisläufen von Verbrennungsmotoren, bei dem zunächst die im Inneren des Kreislaufes des Verbrennungsmotors enthaltene Flüssigkeit über die Saugöffnung mit Hilfe der Saug- und Druckpumpe abgesaugt und über den Filter in den Behälter gepumpt wird, die in den Behälter gepumpte Flüssigkeit mit Reinigungsmittel versetzt wird und dann erneut durch die mit der Saug- und Druckpumpe verbundene Auslassöffnung über eine vorgegebene Zeit durch das Innere des zu reinigenden Kreislaufes gepumpt wird.The present invention relates to an improved method for Cleaning circuits of internal combustion engines, in which first the inside of the circuit of the internal combustion engine contained liquid through the suction opening with the help of the suction and pressure pump is sucked off and through the filter into the container is pumped with the liquid pumped into the container Detergent is added and then again with the Suction and pressure pump connected outlet via a predetermined time through the interior of the circuit to be cleaned is pumped.

Vorteilhaft wird die in den zu reinigenden Verbrennungsmotor gepumpte Flüssigkeit über eine vorgegebene Zeit durch das Innere des Verbrennungsmotors gepumpt und wird anschließend die Flüssigkeit mit dem Reinigungsmittel durch die Saugöffnung abgesaugt, wobei die gesamte abgesaugte Flüssigkeit in dem Behälter verbleibt, aus dem sie nach Öffnen eines zugeordneten Ventils durch eine Auslaßöffnung in die Kanalisation oder einen Sammelbehälter abgelassen wird.It is advantageous to clean the internal combustion engine pumped liquid through the interior for a predetermined time the internal combustion engine is pumped and then the Liquid with the cleaning agent through the suction opening aspirated, with all of the aspirated liquid in the Container remains, from which they open after opening an assigned one Valve through an outlet into the sewage system or Collecting container is drained.

Vorzugsweise wird nach dem Entfernen der Flüssigkeit mit den Reinigungsstoffen aus dem Verbrennungsmotor zum Trocknen und Reinigen Luft in das Innere des gereinigten Kreislaufes des Verbrennungsmotors geblasen. Preferably after removing the liquid with the Cleaning agents from the internal combustion engine for drying and Purify air inside the cleaned circuit of the Blown internal combustion engine.

Diese Erfindung findet ihre Anwendung in der mit der Vorrichtung und der Geräteherstellung für die Autozubehörindustrie befaßten Industrie. Das erfindungsgemäße Verfahren zur Reinigung von Kreisläufen von Verbrennungsmotoren ist innerhalb des Industriezweiges, für den sie gedacht ist, neu. Das Verfahren erfüllt alle Anforderungen für eine Motorwäsche in vereinfachter Form. This invention finds application in the device and device manufacturing for the auto accessories industry Industry. The inventive method for cleaning Circuits of internal combustion engines is within the Industry for which it is intended, new. The procedure meets all requirements for an engine wash in a simplified Shape.

Die Reinigungsvorrichtung für Kreisläufe von Verbrennungsmotoren besteht aus einem Rahmen, Gehäuse oder Gestell in Form eines Parallelepipedons, mit zugehörigen Rädern zur Bewegung, die von beliebiger Form sein können. Die Vorrichtung kann auch an zwei Stellen der Unterseite zwei Räder und zwei Füße haben, die horizontal in einer Linie mit dem Gestell stehen. An der Vorderseite des Gestells sind zwei Halteplatten angeordnet, an denen die wesentlichen Bestandteile der Öffnungen, die an den Motorkreislauf angeschlossen werden, sowie die zugehörigen Ventile und Regler, zusammen mit einem Filter, befestigt sind.The cleaning device for circuits from Internal combustion engines consist of a frame, housing or Frame in the form of a parallelepiped, with associated wheels for movement, which can be of any shape. The Device can also have two wheels on the underside of the bottom and have two feet that are horizontal in line with the Stand. There are two on the front of the frame Holding plates arranged on which the essential components the openings that are connected to the motor circuit, as well as the associated valves and regulators, together with a Filters are attached.

Über einer horizontal im Gestell angeordneten Tragplatte ist eine Saug- und Druckpumpe angebracht, die mit einer Flüssigkeit in einem über der Saug- und Druckpumpe angeordneten Behälter zusammenwirkt, der mit herkömmlichen Halterungen am Rahmen oder Gestell befestigt ist.One is above a support plate arranged horizontally in the frame Suction and pressure pump attached with a liquid in a container arranged above the suction and pressure pump interacts with conventional brackets on the frame or Frame is attached.

Der zu reinigende Verbrennungsmotor wird unmittelbar über einen Schlauch od.dgl. mit einer der Öffnungen an der Vorderseite der Vorrichtung verbunden. Durch die von der Saug- und Druckpumpe ausgehende Saugwirkung wird die im Kreislauf des Verbrennungsmotors enthaltene Flüssigkeit vollständig abgesaugt. Bevor die abgesaugte Flüssigkeit in den Behälter der Vorrichtung gelangt, wird sie gefiltert, um einen im Kreislauf vorhandenen Schaden feststellen zu können. Bei diesem Reinigungsvorgang können eventuell im Filter vorgefundene Metallreste auf einen Bruch im Kreislauf selbst oder an einem anderen Antriebselement des Fahrzeuges hinweisen. Somit ist es möglich, die Ursache zu beseitigen, bevor schlimmere Schäden entstehen. The internal combustion engine to be cleaned is immediately over a Hose or the like with one of the openings on the front of the Device connected. By the suction and pressure pump outgoing suction is the in the circuit of the Internal fluid contained in the internal combustion engine is suctioned off completely. Before the aspirated liquid in the container of the device arrives, it is filtered to find an existing one in the circuit To be able to determine damage. During this cleaning process any metal residues found in the filter can be Break in the circuit itself or on another drive element of the vehicle. Thus it is possible to identify the cause remove before worse damage occurs.

Die nach dem Filtern in den Behälter geflossene Flüssigkeit vermischt sich mit der dort bereits vorhandenen Flüssigkeit, wird mit geeigneten Zusatzstoffen versetzt und anschließend langsam in den Motorkreislauf, der gereinigt wird, zurückgepumpt. Die mit einer bestimmten Geschwindigkeit und einer bestimmten Kraft bzw. einem bestimmten Druck während einer vorgegebenen Zeit in den Kreislauf hineingepumpte Flüssigkeit reinigt den Kreislauf und die Kühler. Die Vorrichtung hat einen Manometer und eine Uhr, die sie in Gang setzt und nach Ablauf der vorgegebenen Zeit wieder anhält. Anschließend saugt die Vorrichtung die Flüssigkeit mit den Zusatzstoffen wieder ab, damit mögliche Rückstände langsam ablaufen können. Danach wird der Ausgang des Motors, der als Ablauf benutzt wurde, verschlossen, und der Kreislauf und die Kühler werden mit Wasser gefüllt, so daß der Motor normal arbeiten kann.The liquid that has flowed into the container after filtering mixes with the liquid already present there with suitable additives and then slowly in pumped back the engine circuit that is cleaned. With a certain speed and a certain force or a certain pressure in the Circuit pumped liquid cleans the circuit and the cooler. The device has a manometer and a clock that it starts and again after the specified time stops. The device then sucks in the liquid the additives again, so that possible residues slowly can expire. After that, the output of the engine, which is called Drain was used, closed, and the cycle and the Radiators are filled with water so that the engine is normal can work.

Sobald die vorgegebene Zeit für die Reinigung des Motorkreislaufes mit dem Wasser und den Reinigungsstoffen abgelaufen ist, entfernt die Vorrichtung aus dem zu reinigenden Motor und Motorkreislauf sowie den Kühlern jegliche Flüssigkeit, in dem Luft in das Innere des Kreislaufs und die Kühler geblasen wird, um sie vollständig zu reinigen und zu trocknen. Danach werden sie mit Wasser oder mit Wasser mit einem Zusatzstoff, z.B. mit einem Frostschutzmittel gefüllt.As soon as the specified time for cleaning the Motor circuit with the water and cleaning agents has expired, the device is removed from the to be cleaned Engine and engine circuit as well as the coolers any liquid, in the air blown inside the circuit and the cooler to completely clean and dry them. After that they are mixed with water or with water with an additive, e.g. filled with an antifreeze.

Die Erfindung ist in den Zeichnungen beispielhaft und nicht eingrenzend dargestellt. Es zeigen:

Fig. 1
eine Vorrichtung zur Durchführung des erfindungsgemäßen Verfahrens in Vorderansicht und
Fig. 2
die Vorrichtung nach Fig. 1 in Seitenansicht.
The invention is illustrated in the drawings by way of example and not in a limiting manner. Show it:
Fig. 1
a device for performing the method according to the invention in front view and
Fig. 2
the device of FIG. 1 in side view.

Wie die Fig. 1 und 2 zeigen, hat die Vorrichtung zum Reinigen von Kreisläufen von Verbrennungsmotoren einen Rahmen oder ein Gestell 1 in Form eines Parallelepipedons aus in bekannter Weise miteinander verbundenen Winkeleisen oder ähnlichem Material. Das Gestell hat innere Stützelemente 2, die Räder oder Füße oder eine Kombination aus Rädern und Füßen haben, wobei die Räder in eine Richtung laufend angeordnet sind und freilaufend sein können.1 and 2 show, the device for cleaning Circuits of internal combustion engines a frame or a Frame 1 in the form of a parallelepiped in a known manner interconnected angle iron or similar material. The Frame has inner support elements 2, the wheels or feet or one Have combination of wheels and feet, with the wheels in one Direction are arranged continuously and can be free running.

Nahe dem unteren Ende des Gestells 1 ist eine Tragplatte mit ihrer Oberfläche horizontal verlaufend in dem Gestell angeordnet. An der Vorderseite des Gestells 1 sind zwei Halteplatten 4 und 4' angeordnet, die einerseits die Vorderseite des Gestells der Vorrichtung abdecken und die andererseits als Halterungen für mehrere Rohrleitungen mit eingebauten Ventilen und Reglern, sowie einem Filter dienen, die an den Verbrennungsmotor, dessen Kreislauf gereinigt werden soll, anschließbar sind.Near the lower end of the frame 1 is a support plate their surface arranged horizontally in the frame. At the front of the frame 1 are two holding plates 4 and 4 ' arranged the one hand the front of the frame of the Cover device and the other hand as holders for several pipes with built-in valves and regulators, as well serve a filter connected to the internal combustion engine, the Circuit to be cleaned, can be connected.

Vor den Platten 4 und 4' sind mehrere Rohrleitungen mit Saug- und Pumpöffnungen angebracht. Zwei mit dem Rohrleitungssystem verbundene Öffnungen dienen als Auslaßöffnungen 17 und 18 für die aus dem Motorkreislauf durch eine Saugöffnung 19 der entsprechenden Leitung abgesaugte Flüssigkeit. Entweder wird die abgesaugte Flüssigkeit durch die Auslaßöffnung 18 zur Reinigung wieder in den Verbrennungsmotor zurückgepumpt oder sie wird durch die Auslaßöffnung 17 in die Kanalisation oder einen Sammeltank abgelassen.In front of the plates 4 and 4 'are several pipes with suction and Pump openings attached. Two with the piping system Connected openings serve as outlet openings 17 and 18 for the from the engine circuit through a suction opening 19 of the appropriate line sucked liquid. Either it will aspirated liquid through the outlet opening 18 for cleaning pumped back into the internal combustion engine or it will be through the outlet opening 17 into the sewage system or a collecting tank drained.

Ein linker Hahn 15 dient zum Entleeren des Kreislaufs der Vorrichtung. Der linke Hahn 15 öffnet und schließt den Abfluß sowie den Wasserzufluß für einen Hahn 14, so daß das im Motor und in den Kühlern befindliche Reinigungsmittel und Wasser vollständig ausgespült werden können. A left tap 15 is used to drain the circuit Contraption. The left tap 15 opens and closes the drain and the water flow for a tap 14, so that in the engine and detergents and water in the coolers can be completely rinsed out.

Ein mittlerer Hahn 15a reguliert den Druck einer Pumpe 7 für die Motor- und Kühlerwäsche, sowie den Wasserzufluß zum Motor. An dieser Leitung ist ein aus einem Lufteinlaß und einem Manometer 12 bestehendes Gerät 13 angeordnet, das das Entfernen des Wassers aus dem Motor und den Kühlern mit Hilfe von Luft regelt und dafür sorgt, daß das Wasser des Kreislaufs aus dem Inneren des Motors und der Kühler vollständig in den Sammelbehälter der Vorrichtung fließt.A central valve 15a regulates the pressure of a pump 7 for the Engine and radiator washing, as well as the water flow to the engine. On this line is one of an air inlet and one Manometer 12 arranged device 13 which is removing the water from the engine and the radiators with the help of air regulates and ensures that the water of the circuit from the Inside the engine and the radiator completely in the Device collecting container flows.

Ein weiterer Hahn 15b ist rechts an der Stirnseite unweit dem Wasserzufluß zum Motor angeordnet. An dieser Leitung befindet sich der Hahn 14 für den Wasserzulauf vom Netz zur Vorrichtung, d.h. zum Wasserbehälter.Another tap 15b is on the right on the front side not far from that Water inflow to the engine arranged. Located on this line the tap 14 for the water supply from the network to the device, i.e. to the water tank.

Die Vorrichtung zur Durchführung des Verfahrens hat einen Filter 6 für die aus dem Motorkreislauf und den Kühlern stammenden Rückstände, eine Auslaßöffnung 17 für das Wasser von der Vorrichtung zum Motor verbunden mit der Auslaßöffnung 18, und die Saugöffnung 19 für das Wasser aus dem Motor.The device for performing the method has a filter 6 for the residues from the engine circuit and the radiators, one Outlet opening 17 for the water from the device to the engine connected to the outlet opening 18, and the suction opening 19 for the water from the engine.

Sobald die abgepumpte Flüssigkeit keine Rückstände mehr enthält, die eine Regelwidrigkeit im Motor vermuten lassen, wird während einer vorgegebenen Zeit Wasser in den Kreislauf und die Kühler gepumpt, damit das Wasser dort unmittelbar wirken kann. Diese Flüssigkeit wird anschließend durch die Vorrichtung entfernt, bis eine vollständige Reinigung erreicht und das Innere der Kühler und Kreisläufe völlig trocken ist. Danach wird der Kreislauf mit Wasser oder mit Wasser mit einem Zusatzstoff gefüllt.As soon as the pumped liquid no longer contains any residues, which suggest an irregularity in the engine will be during a predetermined time water in the circuit and the cooler pumped so that the water can work there directly. This Liquid is then removed through the device until a complete cleaning is achieved and the inside of the cooler and circuits are completely dry. After that, the cycle with Water or filled with water with an additive.

Nach Abschluß der Reinigung wird durch Öffnen eines entsprechenden Ventils das im Behälter 5 gesammelte Wasser durch die Ausflußöffnung 17 abgelassen.After cleaning is completed, open a corresponding valve through the water collected in container 5 the outlet opening 17 drained.

Claims (3)

  1. Method of cleaning internal combustion engine circuits by means of a cleaning device, which has a suction and pressure pump (7), a filter (6), a container (5), a suction port (19) and an outlet port (18),
    characterized in that
    first of all the fluid contained in the interior of the internal combustion engine circuit is drawn off via the suction port (19) by means of the suction and pressure pump (7) and is pumped via the filter (6) into the container (5),
    in that the fluid pumped into the container (5) is mixed with cleaning agents and is then again pumped over a given period of time through the outlet port (18) connected with the suction and pressure pump (7) through the interior of the circuit to be cleaned.
  2. Method according to Claim 1,
    characterized in that
    the fluid pumped into the internal combustion engine to be cleaned is pumped over a given period of time through the interior of the internal combustion engine,
    and in that then the fluid with the cleaning agent is drawn off through the suction port (19), all the drawn-off fluid remaining in the container (5), from which, after opening of an associated valve, it is discharged through an outlet port (17) into the sewage system or into a collection container.
  3. Method according to Claim 2,
    characterized in that,
    after removal of the fluid with the cleaning substances from the internal combustion engine, air is blown into the interior of the cleaned circuit of the internal combustion engine for purposes of drying and cleaning.
EP96907521A 1995-04-17 1996-04-03 Method for cleaning internal combustion engine circuits Expired - Lifetime EP0781905B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ES9501031U 1995-04-17
ES09501031U ES1030735Y (en) 1995-04-17 1995-04-17 PERFECTED CLEANER, APPLICABLE IN INTERNAL COMBUSTION ENGINE CIRCUITS.
PCT/ES1996/000074 WO1996033341A1 (en) 1995-04-17 1996-04-03 Improved cleaning machine, applicable to internal combustion engine circuits

Publications (2)

Publication Number Publication Date
EP0781905A1 EP0781905A1 (en) 1997-07-02
EP0781905B1 true EP0781905B1 (en) 2001-01-24

Family

ID=8290509

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96907521A Expired - Lifetime EP0781905B1 (en) 1995-04-17 1996-04-03 Method for cleaning internal combustion engine circuits

Country Status (6)

Country Link
EP (1) EP0781905B1 (en)
AT (1) ATE198924T1 (en)
AU (1) AU5111596A (en)
DE (1) DE59606380D1 (en)
ES (1) ES1030735Y (en)
WO (1) WO1996033341A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2800997B2 (en) * 1994-12-15 1998-09-21 廉正 赤澤 Engine coolant changer
CN103968225A (en) * 2013-02-06 2014-08-06 陈信勋 Engine cleaning method and engine cleaner thereof
CN109465254A (en) * 2018-11-12 2019-03-15 天津天绿健科技有限公司 A kind of residual water water treatment facilities of water quality detection pipeline

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4276914A (en) * 1978-05-22 1981-07-07 Albertson Robert V Cleaning apparatus and method
US4877043A (en) * 1987-03-20 1989-10-31 Maurice Carmichael Internal combustion engine scrubber
US4787348A (en) * 1988-01-25 1988-11-29 Parker Automotive Corporation Carbon-cleaning apparatus for diesel engines
US5090458A (en) * 1988-05-31 1992-02-25 First Brands Corporation Cleaning apparatus and method
US5318700A (en) * 1992-08-07 1994-06-07 Wynn Oil Company Engine and radiator coolant treatment and handling, enabling coolant reuse
AU4382493A (en) * 1993-05-18 1994-12-12 Enginewity International, Inc. Engine cleaning processes and apparatus

Also Published As

Publication number Publication date
AU5111596A (en) 1996-11-07
WO1996033341A1 (en) 1996-10-24
ES1030735U (en) 1995-09-16
EP0781905A1 (en) 1997-07-02
ES1030735Y (en) 1996-03-01
DE59606380D1 (en) 2001-03-01
ATE198924T1 (en) 2001-02-15

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