CN2345705Y

CN2345705Y - Device for cleaning vehicle engine combustion chamber

Info

Publication number: CN2345705Y
Application number: CN 97230894
Authority: CN
Inventors: 邹亚雄
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-12-30
Filing date: 1997-12-30
Publication date: 1999-10-27
Anticipated expiration: 2007-12-30

Abstract

The utility model relates to a device for cleaning automobile engine combustion chambers, which is composed of an oil tank in a casing body, a pump, a filter, a valve and a control device. The utility model is characterized in that a three-way joint, a switching valve, an oil return pipe, an oil inlet pressure gauge and an oil inlet pipe are connected to an oil inlet and an oil outlet; a relay oil groove and an oil pump are connected under the oil inlet and the oil outlet; a filtering cleaner and a high pressure releasing valve are connected to the oil pump; the other circuit is connected with a flow direction control valve, a one-way valve and the three-way joint; a side oil opening pipe is connected to an oil pressure controller. The utility model can ensure the accuracy of pressure, reduces the phenomena of the burn of the oil pump and the idle rotation of an oil spraying system caused by man-made control errors, can regulate and prepare mixed liquid with proper concentration by using a replenishment oil tank and makes the cleaning effect of combustion chambers better.

Description

The device of a kind of cleaning vehicle engine combustion chamber.

The utility model relates to a kind of service equipment of motor car engine, particularly the device of a cleaning vehicle engine combustion chamber.

The birth of automobile bring human convenience of going, but it is made waste gas everywhere, also makes environment be damaged.Formation of automobile exhaust gases starts from the incomplete of burning, point out according to expert's research, because oil product is in extractive process, some material is not decomposed effectively, therefore cause and when burning, produced harmful matter, these harmful matters one side in atmosphere, then accumulate in the porthole and the piston head place of firing chamber by emission by exhaust pipe on the other hand, cause so-called carbon deposit phenomenon.Therefore, can determine that reason that waste gas produces and engine combustion chamber are contaminated has an absolute relation.If adopt to remove the mode that cylinder gasket comes decarbonizing, process complexity then, and costly, and cause the damage of car easily.Bragging about the additive as the clean burning chamber in the market is it directly to be dropped in the automotive oil tank or by means of pressurized air or squeezing into of alternating current motor pump reach; These drop into the method for additive to fuel tank, have in fact had many drawbacks, as:

1, direct throw-in type makes that because of the number of trapped fuel in the fuel tank differs the proportions of ingredients between additive and oil product is difficult to correct control, and influences the effect that the firing chamber is cleaned.

2, utilize pressurized air to pour into additive, except still having the unmanageable problem of proportions of ingredients; Maximum difficulty is exactly that source of compressed air is difficult to seek, and is mostly the source of the gas fixed, and its operation is gone up and be inconvenient; Moreover, utilize pressurized air to pour into additive, adding each time or change medicament just must be with the operation that begins behind the system decompression, inconvenience and dangerous in the operation; In addition,, lacked the circuit design of oil return, produced though can clean the dead angle that to remove because pressurized air has adopted the pipeline of sealed mode.

3, utilize alternating current motor to irritate and send additive, maximum tired scratching is the source problem that comes of electric power; Because the mode of DC generation is all adopted in the running of automobile, therefore to utilize the interchange electrified irrigation to send additive, can't carry out whenever and wherever possible in the operation; And a little less than alternating current motor also is highly brittle to the chemical resistance of additive.

The utility model is to provide a kind of and is located between automobile fuel pump, fuel tank and the injection system, can not change under the automobile normal operation, utilizes the device of the electric power purification car engine firing chamber of automobile itself.

The purpose of this utility model is to realize like this, the device of cleaning vehicle engine combustion chamber is made up of the fuel tank in the housing, pump, filter, valve and control means, also comprise, the oil inlet and outlet of make-up tank below upwards connects a tee union, connect second again and flow to switching valve and tee union, connect the first-class return tube that behind switching valve, connects by this tee union left side, on connect another tee union, and be connected to the input pressure table on the tee union thus, a left side connects an oil inlet pipe; The downward pipe of the oil inlet and outlet of make-up tank connects a relaying oil groove, and the right side connects an oil pump again; Connect filter cleaner and another high pressure relief valve on the oil pump, wherein the downward pipe of high pressure relief valve is connected to the relaying oil groove, filter cleaner then upwards pipe connect a tee union, with connect a fuel-displaced pressure gauge on this tee union, the right side connects an oil outlet tube; An other return tube left side connects one and flows on the tee union that control valve, one-way valve be connected to oil inlet and outlet top again; In addition the survey hydraulic fluid port that becomes same level height with oil inlet and outlet at make-up tank then pipe be connected on the oil pressure control.

Illustrate:

Fig. 1 is an external structure stereogram of the present utility model.

Fig. 2 is the utility model internal duct schematic representation.

Fig. 3 is an operating principle explanatory drawing of the present utility model.

In conjunction with the embodiments the utility model is described further with reference to the accompanying drawings below.

Outer container 1 top cover arrangement oil cap 10, input pressure table 11, fuel-displaced pressure gauge 12, function selection button 13, oil pump switch starter 14 and a power line 15, and the dual-side of outer container 1 respectively is provided with an oil outlet tube 17, oil inlet pipe 17a and the two pairs of return tubes 18,18a (wherein oil inlet pipe 17a, return tube 18a are not shown in the figures); Outer container 1 is divided into four rollers 19 to make things convenient for moving of casing.

The oil inlet pipe 17a of outer container 1 one sides utilizes a tee union 20 upwards to be connected to input pressure table 11, be connected to a pair of

switching valve

30,31 that flows to downwards, wherein first-classly be connected to return tube 18a left to switching valve 30, second flows to switching valve 31 connects the oil inlet and outlet 40 that a tee union 21 is connected to make-up tank 4 downwards; The oil outlet 40 downward pipes of crossing of make-up tank 4 are received a relaying oil groove 5, and pipe is to an oil pump 6 to the right from this oil groove, and oil pump 6 is again to upper connecting tube to a filter cleaner 7 and high pressure relief valve 8; Wherein filter cleaner 7 upwards pipe connect through a tee union 22 and upwards be connected to fuel-displaced pressure gauge 12 again, the then downward pipe of high pressure relief valve 8 is connected to relaying oil groove 5; 22 of the tee unions of above-mentioned fuel-displaced pressure gauge 12 pipe to the right are connected to oil outlet tube 17 on the outer container 1; In addition from the return tube 18 of outer container 1 connect left one flow to control valve 180 again pipe connect an one-way valve 181, receive at last on the tee union 21 at make-up tank 4 places; On make-up tank 4, be 41 pipes of a horizontally disposed survey hydraulic fluid port and connect an oil pressure control 42 with oil inlet and outlet 40.Be that oil inlet pipe 17a is received on the fuel pump 90 of automobile during the utility model practical operation, return tube 18a then receives on the fuel tank 91 of automobile; Oil outlet tube 17 is received on the injection system 92 of automobile simultaneously injection system 92 1 ends and is then received on the return tube 18 in addition; The oil-way system of automobile is directly received on the injection system 92 from fuel pump 90, then injection system 92 again pipe be connected on the fuel tank 91; So automobile fuel pump 90 is imported fuel oil in the injection system 92 and is made the engine pistons motion produce kinetic energy by the nozzle ejection, and the unburnt oil of unnecessary ejection then is back to by the road in the automotive oil tank 91 and continues to recycle; The utility model is that the oil-way system of above-mentioned automobile is done an interception, and moderately between cut fuel pump, fuel tank and injection system, do effective connection, so when operating the injection system of the utility model startup automobile subsequently, automobile still can be kept the normal operation of each system.

The utility model starts automobile earlier at the operation initial stage, power line 15 is received on the power supply of 12 volts in automobile, and the function selection button on the outer container 1 13 switched to " oil-feed " position, this moment is first-class to be closed form to switching valve 30, and second flow to switching valve 31 and be open shape; Fuel pump 90 like this flows to switching valve 31 injection make-up tanks 4 with fuel oil through oil inlet pipe 17a, second to be mixed mutually with the quantitative additive of before having inserted at case; When oil level arrives the fuel tank height of setting, oil pressure control 42 flows to second that switching valve 31 cuts out and first-classly opens to switching valve 30, allow fuel oil not reinject in the make-up tank 4 and in the turn of tidal stream back-steam car fuel tank 91, in make-up tank 4, had the mixed solution that is mixed into by quantitative fuel oil and quantitative additive this moment.

Finish behind the fuel oil suitable capacity ground injection make-up tank 4, function selection button 13 is switched to " running " position, need confirm at the same time whether the power line 15 of outer container 1 is received on the cigarette lighter or battery of automobile, so that borrow power line 15 that the running power supply of 612 volts in oil pump is provided; Then press oil pump switch starter 14, oil pump 6 entrys into service are sent the mixture pumps in the make-up tank 4 and are produced oil pipe 17 through filter cleaner 7, tee union 22 and enter in the injection system 92, borrow the ejection of the nozzle in the injection system 92, and under porthole moves simultaneously, (therefore carve automobile in operating condition) thorough nozzle and the porthole in clean burning chamber; In above-mentioned clean burning chamber, the oil return phenomenon that is produced by injection system 92 can send back to mixed solution in the make-up tank 4 through return tube 18 and recycles; In addition, the utility model can be from the observation of input pressure table 11 and fuel-displaced pressure gauge 12 in the operation operation process, learn in the device that whether normal the pressure of System Operation is reaching the purpose that the oneself detects, and the fuel-displaced pressure to injection system of appropriateness adjustment reaches the injection pressure that meets former car type; Moreover, when high pressure relief valve 8 of the present utility model can cause that loine pressure raises at filter cleaner 7 obstructions, automatically open and mixed solution is directed to relaying oil groove 5 places and cuts off the electricity supply, end the running of this device, so can avoid the air transport of injection system 92 under no mixed solution supply to do the infringement that is caused; Another safety measure of the present utility model is, borrow in the oil pressure control 42 monitoring make-up tanks 4 oil, when oil capacity did not reach 1/3rd height, oil pump 6 can't start guaranteeing can not dally and burns; Oil pressure control 42 in addition, and in the time of still the oil circuit leakage of oil taking place in the utility model operation process and cause variation in pressure, can cut off the electricity supply decommissions in good time.

The utility model has the advantages that:

1, oil-feed is independently controlled with different pipe-line systems respectively with fuel-displaced, not only can guarantee the standard of pressure True property, and can oneself's detection operational pressure not need by any external instrument again.

2, the design of oil pressure control and high pressure relief valve, the Security when making operation improves, and has reduced the phenomenon that the oil pump that mistake produced burns and injection system dallies of artificial control.

3, utilize make-up tank can allocate suitable mixed liquid concentration, make the effect of clean burning chamber more certain.

4, directly fuel oil is injected make-up tank and mixes by fuel pump, and when filling with automatic fuel cutoff, so can not cause mixed solution to leak outside and injure vehicle body baking vanish or engine.

5, having the Operation System of oil-feed and oil return can be compatible with the engine and the oil supply system of various automobiles; Therefore can clean the car type that comprises diesel-oil vehicle, Carburetor car and any injection system.

6, the control mode in complete mechanical generation does not have numerous and diverse computer design, keeps in repair quite easy.

7, the power resources of oil pump are directly helped the electric power from automobile, do not need to be the power issue worry again, and do not have tired the scratching in pressurized air source.

Claims

1, the device of a kind of cleaning vehicle engine combustion chamber, by the fuel tank in the housing, pump, filter, valve and control means are formed, the oil inlet and outlet (40) that it is characterized in that make-up tank (4) below upwards connects a tee union (21), connect second again and flow to switching valve (31) and tee union, connect the first-class return tube (18a) that behind switching valve (30), connects by this tee union left side, on connect another tee union (20), and be connected to input pressure table (11) on the tee union (20) thus, a left side connects an oil inlet pipe (17a), the oil inlet and outlet (40) of make-up tank (4) pipe downwards connects a relaying oil groove (5), and the right side connects an oil pump (6) again; Connect filter cleaner (7) and another high pressure relief valve (8) on the oil pump (6), wherein high pressure relief valve (8) to lower linking tube to relaying oil groove (5), filter cleaner (7) then upwards pipe connect a tee union (22), connect a fuel-displaced pressure gauge (12) on the tee union (22), the right side connects an oil outlet tube (17); An other return tube (a 18) left side connects one and flows to control valve (180), and one-way valve (181) is connected on the tee union (21) of oil inlet and outlet (40) top again; In addition the survey hydraulic fluid port (41) that becomes same level height with oil inlet and outlet (40) at make-up tank (4) then pipe be connected on the oil pressure control (42).