CN2204860Y

CN2204860Y - Oil saving and smoke eliminating device of diesel engine

Info

Publication number: CN2204860Y
Application number: CN94211006U
Authority: CN
Inventors: 叶仕清; 甘荣仙
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-05-06
Filing date: 1994-05-06
Publication date: 1995-08-09
Anticipated expiration: 2004-05-06

Abstract

The utility model relates to an oil saving and black smoke eliminating device of a diesel engine. The utility model is characterized in that a high-pressure oil passage between the oil pipe joints of the oil gun and the fuel injection pump of the diesel engine is provided with an electric heater which can heat the oil before flowing through the oil gun; the electric heater is made into a tubular body, the middle part is wound with an electric heating wire, and the internal cavity is communicated with the oil passage. The two electrodes of the electric heating wire are respectively connected with the output end of an accumulator and the ground. The utility model has the advantages of simple structure and convenient installation; the oil flowing across the inner cavity can be heated stably, and the oil in a cylinder can be combusted sufficiently in order to achieve the goal of oil saving and elimination of black smoke.

Description

Oil saving and smoke eliminating device of diesel engine

The utility model belongs to a kind of firing effect of diesel oil in motor that improve, and reduces the power-saving technology of tail gas environmental pollution, is particularly suited for using on the diesel car.

Diesel engine is widely used in fields such as communications and transportation, generating, exploration, farm machinery as a kind of internal-combustion engine that power is provided.But since oil supply system adopt always cold oil from fuel tank through low pressure fuel pipe, filter cleaner to oil feed pump, high-pressure pipeline, oil atomizer gun, oil nozzle, enter the fuel system of engine cylinder combustion chamber at last.In this process, diesel oil is in the low temperature situation, and temperature reduces relatively in the cylinder, is diesel oil is with black smoke in incomplete combustion, the tail gas in cylinder major reason.Both pollute environment, wasted the energy again.Secondly, existing cold oil supply mode under the harsh climate condition, makes that the startup of motor is very difficult in the winter time, is the thing that operator feel tired brain.Application number is exactly a kind of way that addresses this problem for the technology of " 87104768.3 ".Concrete scheme is that pair of discharge electrodes is installed in oil circuit, in discharge process, and the localized hyperthermia that produces between two electrodes, make the sub-fraction fuel oil be converted into gaseous state, volumetric expansion improves injection pressure, strengthens atomization quality and reaches raising firing effect, fuel-efficient purpose.Because the discontinuity of two electrode discharges, the temperature of generation only work to the fraction fuel oil again.So, before fuel oil enters oil nozzle, the great amount of fuel oil temperature is raise, therefore, can reduce the interior temperature of cylinder because of the fuel oil temperature that enters cylinder still is in low-temperature condition, influence firing effect.More be difficult to solve the winter fuel oil and frozen the problem that is difficult to start.

The purpose of this utility model provides a kind ofly can stablize the electric-heating technology of heating to the fuel oil that enters before the oil nozzle, make the diesel oil in the oil circuit obtain the fully chance of heating, thereby reach the diesel oil of supplying with through preheating to cylinder and improve firing effect, reduce the content of combustible gas in the tail gas, eliminate the black smoke phenomenon.

The scheme that realizes above-mentioned purpose is as follows:

In the high pressure oil pipeline between the oil connection of the oil atomizer gun of diesel engine and Injection Pump, inserting one can be to the heater of the continuous heating of the fuel oil before the oil atomizer gun of flowing through, main points are that heater is made the tubular body that inner chamber can be communicated with oil atomizer gun and high-pressure oil pipe, after handle through insulating at the tubular body middle part, be wound with the electric heating wire that the diesel oil of the inner chamber of flowing through can be heated, the two poles of the earth of electric heating wire are drawn the back and are joined with the storage battery output polar, form a tubular electric heating.This just constitutes the diesel engine fuel-economizing black smoke cancellation element that can make The pre-heat treatment to diesel oil.

The hexagonal spiral shell head that the same tubular body wall of a pair of complete symmetry of tubular electric heating middle part making fuses, coiling electric heating wire in the annular slot between two hexagonal spiral shell heads, the two end part of tubular body are shaped on the inipple that is connected with high-pressure oil pipe with oil atomizer gun.

Between electric heating wire is with tubular body, electric heating wire is with all being shaped on isolation layer between shell, and shell is fixed together with tubular body.The perforate on isolation layer and the housing of one utmost point of electric heating wire is drawn, and as positive pole, another utmost point of electric heating wire is as the ground end, and bonding is connected on the tubular body.

All be shaped on a circle as the ring-type concave station that shell is installed in the inboard of two hexagonal spiral shell heads of tubular body, on concave station, have the little screw of affixed shell, the tinsel of two size shape unanimities is wrapped on the ring-type concave station, fix by the screw screw.

The electric heater that as above makes is attached between diesel engine oil atomizer gun and high-pressure oil pipe, again the positive pole of drawing is received on the output electrode of storage battery; Promptly constitute a diesel engine fuel-economizing black smoke cancellation element.It is simple in structure, make and install easily, and using effect is good.

The utility model has the advantages that and adopt electric heating wire oil plant heating in the pipeline, fuel oil temperature obtains stable the raising, fuel oil is fully burned in the firing chamber, improve engine efficiency, reduce the combustible gas content in the tail gas, saved the energy, eliminated the black smoke in the tail gas, reduced pollution environment.Through in the use of last two year of daily output Nissan diesel-oil vehicle, save diesel oil more than 10 liters for per 100 kilometers, do not have dense black pneumatolytic part in the tail gas yet and occur.Secondly, this installs easy manufacturing, and volume is little, is convenient to install in oil feed line; Simultaneously, generator has dump energy usually, so use this device needn't increase new electric energy supply arrangement, does not change the oil circuit supply structure of diesel engine.Device can reach more than 3 years working life, and is easy to utilize.

Fig. 1, the utility model structural representation;

Fig. 2, tubular body shape figure;

Fig. 3, the utility model mounting type schematic representation.

Below in conjunction with accompanying drawing,, scheme of the present utility model is described further as an embodiment:

With reference to Fig. 1,2, the main body of electric heater of the present utility model is made the tubular body 1 that inner chamber 2 is communicated with oil atomizer gun and high-pressure oil pipe with steel material, and the two ends outer wall is processed with the inipple 3 that is connected with high-pressure oil pipe with oil atomizer gun.The space of 4 on hexagonal spiral shell head 4, two spiral shell heads that the middle part of tubular body is shaped on the projection of two span uniformities constitutes the annular slot 13 that twines electric heating wire 7.The inboard of hexagonal spiral shell head 4 is shaped on the ring-type concave station 10 that a circle is used to install electric heating wire shell 8.Respectively have the little screw 14 of two adjacent set casings in the arbitrary position of the concave station 10 of each hexagonal spiral shell head, respectively open two same apertures again differing on the symmetrical positions of 180 degree with these two holes.At bottom pad one deck sheet mica 12 conducts of the annular slot 13 that twines electric heating wire 7 and the insulating medium of tubular body 1 outer wall, at the outer surface winding electric heating wire 7 of sheet mica 12, one of electric heating wire extremely directly is connected on the tubular body 1, and bonding is as the ground end; Can on the sidewall of hexagonal spiral shell head 4, open little screw, affixed with screw 11.Another utmost point of electric heating wire 7 is drawn as positive pole 6, joins with the storage battery output polar.

At electric wire layer's outer side surface, wrap up one deck sheet mica 9 again, as the isolation layer of electric wire layer with 8 on shell.Should leave the hole that allows electric heating wire positive pole 6 pass on this stratus master slice 9.Last on the inboard concave station 10 of hexagonal spiral shell head two tinsels, be wrapped on the concave station 10 by eight screws 14 and screw 5, form electric heating wire shell 8.Also have the hole that allows electric heating wire 7 positive poles 6 pass on the shell 8.After again electrode being handled through insulating, be pressed abd fixed on the shell unlikely easily damage with the insulation screwed pipe.So just make a diesel engine fuel-economizing black smoke cancellation element.

With reference to Fig. 3, one end of the above-mentioned electric heater that makes 17 inlet with oil atomizer gun 15 is connected, the other end connects with the high-pressure oil pipe 19 that the oil connection 18 of Injection Pump is connected, and the positive pole 6 of heater 17 connects with the output polar of storage battery 16, adds control switch K again on circuit.Like this, from the diesel oil that fuel tank is sent here, when flowing through heater, the stable heat energy heat temperature raising by electric heating wire produces just enters oil atomizer gun then, sprays in the cylinder.Can improve the temperature of cylinder combustion oil, diesel oil is fully burned, improve fuel utilization ratio, reduce the content of inflammable gas in the tail gas, make no black smoke appearance in the tail gas, improve the pollution problem of diesel engine environment.With daily output Nissan diesel oil lorry is example, uses each electric power to be not less than 6 heaters of 50 watts, and hundred kilometers fuel-economizings are more than 10 liters, and the tail gas of discharge is light shape cyan gas.So, the utlity model has oil-saving effect preferably, the function of black smoke elimination is preferably arranged again; Apparatus structure is simple, makes easily, is convenient to install.It is a kind of economical and practical energy saving device.

Claims

1, a kind of diesel engine fuel-economizing black smoke cancellation element, in the pipeline of the high-pressure oil pipe (19) between the oil connection (18) of the oil atomizer gun (15) of diesel engine and Injection Pump, inserting one can be to the heater (17) of the continuous heating of the fuel oil before the oil atomizer gun of flowing through, it is characterized in that heater makes the tubular body (1) that inner chamber (2) can be communicated with oil atomizer gun (15) and high-pressure oil pipe (19), after handle through insulating at the tubular body middle part, be wound with the electric heating wire (7) that the diesel oil of the inner chamber of flowing through (2) can be heated, the two poles of the earth of electric heating wire are drawn back same storage battery (16) output polar and are joined, and form a tubular electric heating (17).

2, diesel engine fuel-economizing black smoke cancellation element according to claim 1, it is characterized in that tubular electric heating (17) middle part makes the hexagonal spiral shell head (4) that the same tubular body wall of a pair of complete symmetry fuses, coiling electric heating wire (7) in the annular slot (13) between two hexagonal spiral shell heads, the two end part of tubular body are shaped on the inipple (3) that same oil atomizer gun (15) is connected with high-pressure oil pipe (19).

3, diesel engine fuel-economizing black smoke cancellation element according to claim 1 and 2 is characterized in that between the same tubular body of electric heating wire (7) (1), all be shaped on isolation layer (12), (9) between the same shell of electric heating wire (7) (8).

4, diesel engine fuel-economizing black smoke cancellation element according to claim 1 and 2, it is characterized in that all being shaped on a circle as the ring-type concave station (10) that shell is installed in the inboard of two hexagonal spiral shell heads (4) of tubular body (1), on concave station (10), have the little screw (14) of affixed shell, the tinsel of two size shape unanimities is wrapped on the ring-type concave station (10), fixes by screw (5), screw (14).