JP2001115907A - Fuel supply device for internal combustion engine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fuel supply device for an internal combustion engine capable of improving combustion efficiency of fuel by atomizing molecules of fuel used for the internal combustion engine by magnetic force of a magnet, and reducing discharge quantity of harmful exhaust gas and fuel consumption to the minimum. SOLUTION: This fuel supply device for an internal combustion engine is provided with a first magnet 4 installed on a fuel injection valve 3 provided on a cylinder 2, and plural second magnets 6 installed at a specified interval on an outer circumferential part of a fuel oil supply pipe 5 connected to the fuel injection valve 3 at a close part to the fuel injection valve 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fuel supply system for an internal combustion engine in which molecules of fuel oil used in a fuel supply device for the internal combustion engine are atomized by a magnetic force of a magnet body to improve the combustion efficiency of the fuel. The present invention relates to a fuel supply device.

[0002]

2. Description of the Related Art Conventionally, for example, with respect to light oil used in a diesel engine, a component of the light oil is reformed by a magnetic force using a magnet to reduce the incomplete combustion rate of the light oil and reduce nitrogen oxides. Devices that suppress generation and improve fuel efficiency are known.

In this case, a plate-shaped permanent magnet having poles in the thickness direction is provided in a casing having a fuel oil passage therein, the planes of which are opposed to each other at a predetermined distance from each other, and from the upstream of the passage. They are arranged side by side toward the downstream.

In this method, fuel oil is circulated in a casing, and is moved between a plurality of permanent magnets, whereby the fuel oil is magnetized, its molecules are atomized, and the components of the fuel oil are modified. Qualified.

However, since this device is provided with a casing in a fuel oil supply line, the device itself becomes large, and when used in a fuel supply device for an internal combustion engine for an automobile, a sufficient mounting space is required. Was not obtained and it was difficult to use.

Particularly, in this device, since the fuel oil magnetized in the casing is sent again to the supply pipe, the component reforming of the fuel oil may be returned or the effect may be reduced.

[0007]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and has a first magnet body attached to a fuel injection valve provided in a cylinder, and a first magnet body connected to the fuel injection valve. By providing a plurality of second magnet bodies attached at predetermined intervals to the outer peripheral portion of the fuel oil supply pipe in the vicinity of the fuel injection valve, the molecules of the fuel used for the internal combustion engine are finely divided by the magnetic force of the magnet body. To provide a fuel supply device for an internal combustion engine capable of improving the combustion efficiency of the fuel and reducing the emission of harmful exhaust gas and the fuel consumption as much as possible. And

[0008]

According to the present invention, there is provided a fuel supply system comprising: a first magnet body attached to a fuel injection valve provided in a cylinder; and a fuel injection valve connected to the fuel injection valve. And a plurality of second magnet bodies attached at predetermined intervals to the outer peripheral portion of the fuel supply pipe in the vicinity of the fuel supply pipe.

A first magnet body attached to a fuel injection valve provided in the cylinder; and a plurality of magnet bodies connected to the fuel injection valve and attached at predetermined intervals to an outer peripheral portion of a fuel supply pipe near the fuel injection valve. And a second magnet body of
The fuel supply device for an internal combustion engine has a configuration in which the magnetic flux density increases from the second magnet body toward the second magnet body.

A first magnet body attached to a fuel injection valve provided on a cylinder; and a plurality of magnet bodies connected to the fuel injection valve and attached at predetermined intervals to an outer peripheral portion of a fuel supply pipe near the fuel injection valve. An internal combustion engine provided with a magnetic flux density increasing from the second magnet body to the first magnet body, and having different polarities of these adjacent second magnet bodies. Configuration of the fuel supply device for use.

Further, a coating member made of a non-magnetic material is provided on the first and second magnet bodies.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of a fuel supply device for an internal combustion engine according to the present invention will be described with reference to the drawings. In FIGS. 1 to 2 and 6, reference symbol A denotes a fuel supply device for an internal combustion engine, which includes a first magnet body 4 attached to a fuel injection valve 3 provided in a cylinder 2 of an internal combustion engine 1 such as a diesel engine or a gasoline engine. A plurality of second magnet bodies 6 connected to the fuel injection valve 3 and attached at predetermined intervals to an outer peripheral portion of the fuel supply pipe 5 near the fuel injection valve 3.

The first magnet body 4 uses a permanent magnet such as a ferrite magnet or a rare earth magnet as shown in FIG.
As shown in FIG. 4 (a), a pair of half-cylindrical bodies is used to connect the fuel supply pipe 5, as shown in FIG. 4 (a). As shown in FIG. 4 (b), the fuel injection valve 3 is formed with a concave fitting portion 7 so as to be sandwiched between the mounting portion 7a and the outer peripheral portion of the outer end portion of the fuel supply pipe 5. Or a half-shaped pair is fitted.

The second magnet body 6 uses a permanent magnet or an electromagnet such as a ferrite magnet or a rare earth magnet, and is provided around the fuel supply pipe 5 with an adhesive or the like, as shown in FIG. As in the case of using a permanent magnet,
The cylindrical body is formed in a half-split shape, and the two are provided in a pair.
As shown in the figure, the fuel supply pipe 5 is mounted between the injection pump 10 connected to the fuel tank 9 and the fuel injection valve 3 so as to be sandwiched in the outer peripheral portion of the fuel supply pipe 5.

A plurality of the second magnet bodies 6 are provided at intervals in the fuel supply pipe 5 as close as possible to the fuel injection valve 3, and as shown in FIG. , 6,... Are provided with different N and S polarities. Thus, the repulsion and adsorption of the magnetic flux of the second magnet body 6 promotes the atomization of the molecules of the lines of magnetic force to the fuel oil.

The plurality of second magnet bodies 6, 6
The magnetic flux density is increased from 6... Toward the first magnet body 4. For example, in FIG.
The second magnet body 6 attached at the position
The second magnet body 6 attached at the position of 0 gauss to 3000 gauss or more and provided so as to gradually increase the magnetic flux density is set at the position of 3000 gauss to 4000 gauss or more. The two magnet body 6 is 35
The first magnet body 4 attached to the position from 00 Gauss to 4500 Gauss or more is set to 5000 Gauss or more.

As described above, by gradually increasing the magnetic flux density, the degree of decomposition of the fuel can be improved.

In FIG. 5, reference numeral 11 denotes a covering member mounted on the first and second magnet bodies 4 and 6, such as stainless steel,
A non-magnetic material formed of a heat-resistant synthetic resin or the like, which effectively acts on the fuel without leaking the magnetic force of the first and second magnet bodies 4 and 6 to the outside.
By attaching the covering member 11, the first and second magnet bodies 4, 6 can be fixed to the fuel injection valve 3 and the fuel supply pipe 5, and the fixing can be performed using a conventional adhesive. And means such as screws and wires.

Therefore, the embodiment of the fuel supply apparatus A for an internal combustion engine according to the present invention configured as described above has the following effects. First, the first magnet body 4 is connected to the internal combustion engine 1.
3 to the fuel injection valve 3 attached to the cylinder 2 in FIG.
And as shown in FIG. 4, it is attached at an appropriate place such as a nut portion or a flange portion.

Further, at a position as close as possible to the fuel injection pipe 3 with respect to the fuel supply pipe 5 connected to the fuel injection valve 3, the arrangement is as shown in FIG.
At predetermined intervals, a plurality of second magnet bodies 6 are attached.

At this time, the first and second magnet bodies 4 and 6 shown in FIG.
0 gauss or more, and the second magnet body 6 is 350
The second magnet body 6 of 0 gauss has a magnetic flux density of 4000 gauss and the first magnet body 4 has a magnetic flux density of 5000 gauss or more.

The N and S polarities of the second magnet body 6 are mounted, for example, in an arrangement as shown in FIG.
In particular, the N and S polar arrangements of a pair of corresponding second magnet bodies 6 and 6 attached to the fuel supply pipe 5 in a half-split manner are provided with their polarities aligned as shown in FIG. In this case, the magnetic field g generated in the fuel supply pipe 5 is formed so as to protrude outside the second magnet body 6, and the magnetic force is magnetized in a wide range in the length direction of the fuel supply pipe 5. . Also,
As shown in FIG. 8B, when the magnetic poles are provided with different polarities, the magnetic field g generated in the fuel supply pipe 5 is formed concentrated inside the second magnet body 6. By an appropriate combination of these, the fuel passing through the fuel supply pipe 5 is subjected to magnetic attraction and repulsion, so that decomposition and rectification of fuel molecules are performed.

In this state, when the fuel in the fuel tank 9 is pumped up by the injection pump 10 and sent to the fuel supply pipe 5, the fuel that has reached the mounting position of the second magnet body 6 in the fuel supply pipe 5 is In the magnetic field of the attraction (attraction) and repulsion of the two-magnet body 6, the molecules are reduced into fine particles by receiving the magnetic force.

Further, with the flow in the fuel supply pipe 5, the magnetic force of the second magnet body 6 also receives the magnetic force at the mounting positions of the adjacent second magnet bodies 6 in the same manner. Is performed.

The fuel that has reached the fuel injection valve 3 is further atomized by the magnetic force of a higher magnetic flux density acting on the first magnet body 4 provided on the fuel injection valve 3.

Therefore, the fine particles of fuel ejected from the injection port of the fuel injection valve 3 are supplied into the cylinder 2 and are completely burned with high combustion efficiency, so that the output of the internal combustion engine is increased and the fuel consumption rate is increased. And the emission of harmful nitrogen oxides (NOx), which is a source of pollution, is reduced as much as possible.

As shown in FIG. 5, by providing the covering member 11 on the outer peripheral portion of the second magnet body 6, the magnetic force of the second magnet body 6 does not leak to the outside, and the fuel supply pipe 5 Works on fuel passing through.

FIGS. 6 and 7 show a fuel supply device for an internal combustion engine in which an electromagnet is used for the second magnet body 6. A coil having a predetermined number of turns of a wire is provided at a plurality of locations on the outer periphery of a fuel supply pipe 5. I have.

The arrangement of the plurality of second magnet bodies 6 is, for example, as shown in FIGS. 6 and 7, right-handed at the position, left-handed at the position, and so on. In the position, by providing the right-handed winding, the polarity of N and S can be changed, whereby the attraction and repulsion are promoted in the magnetic field, and the fine particles of the fuel molecules are activated.

In this example, the first magnet body 4 is
It is preferable to use the permanent magnet used in the first embodiment, which does not affect the electronic control unit in the internal combustion engine.

[0031]

According to the present invention having the above-described structure, the first and second magnet bodies are arranged at the position closest to the fuel injection valve and in the fuel supply pipe for feeding the fuel to the internal combustion engine. Since the fuel passing through the magnetic field of these magnets is atomized, the molecules are atomized by the attraction and repulsion, and are completely burned with high combustion efficiency.
The output of the internal combustion engine is increased, the fuel consumption rate is improved, and the emission of harmful nitrogen oxides (NOx), which is a pollution source, is reduced as much as possible. Further, since this device can be easily and quickly attached to an existing internal combustion engine at low cost, it can be easily used in, for example, general vehicles. And so on.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing a first embodiment of a fuel supply device for an internal combustion engine according to the present invention.

FIG. 2 is an explanatory diagram showing a state in which the fuel supply device for an internal combustion engine in FIG. 1 is attached to the internal combustion engine.

FIG. 3 is a perspective view showing a state in which the fuel supply device for an internal combustion engine in FIG. 1 is used for a fuel injection valve.

FIG. 4 is a partial plan view showing a state where the fuel injection valve in FIG. 3 is attached to each part.

FIG. 5 is a cross-sectional view showing a mounting state of a covering member provided on a first or second magnet body of the fuel supply device for an internal combustion engine in FIG. 1;

FIG. 6 is an explanatory view showing a second magnet body of another example of the fuel supply device for an internal combustion engine in FIG. 1;

FIG. 7 is an explanatory diagram showing an example of the arrangement of second magnet bodies in FIG. 7;

FIG. 8 is an explanatory view showing each example of a polarity arrangement of the second magnet body in FIG. 1;

[Explanation of symbols]

 2 Cylinder 3 Fuel injection valve 4 First magnet body 5 Fuel supply pipe 6 Second magnet body 11 Coating member

Claims (4)

[Claims] 1. A first magnet body attached to a fuel injection valve provided in a cylinder, and a plurality of magnet bodies connected to the fuel injection valve and attached at predetermined intervals to an outer peripheral portion of a fuel supply pipe near the fuel injection valve. A fuel supply device for an internal combustion engine, comprising: 2. A first magnet body attached to a fuel injection valve provided on a cylinder, and a plurality of magnet bodies connected to the fuel injection valve and attached at predetermined intervals to an outer peripheral portion of a fuel supply pipe near the fuel injection valve. A fuel supply device for an internal combustion engine, wherein the magnetic flux density is increased from the second magnet body toward the second magnet body. 3. A first magnet body attached to a fuel injection valve provided in a cylinder, and a plurality of magnet bodies connected to the fuel injection valve and attached at predetermined intervals to an outer peripheral portion of a fuel supply pipe near the fuel injection valve. The magnetic flux density is increased from the second magnet body toward the first magnet body, and the adjacent second magnet bodies are provided with different polarities. A fuel supply device for an internal combustion engine. 4. The fuel supply device for an internal combustion engine according to claim 1, wherein the first and second magnet bodies are provided with a non-magnetic covering member.