KR20130123514A - A fuel inlet locking apparatus - Google Patents

Abstract

The present invention relates to a locking device of an oil-hole for a vehicle. The locking device of the oil-hole includes an oil-door installed to be able to rotate so that a fuel injection unit, in which the oil-hole for inputting a fuel is installed, can be opened or closed; a control unit transmitting an opening signal for opening the oil-door by corresponding to the open operation of a user; an engine operation detecting unit detecting whether the engine of the vehicle is in an on-state or an off-state; an electric control unit transmitting a release signal by receiving the opening signal transmitted from the control unit when the engine operation detecting unit determined that the engine is in the off-state; a first locking unit maintaining a locked state of the oil-door by being installed on the fuel injection unit and releasing the locked state when receiving the release signal from the electric control unit; an oil-cap opening and closing the oil-hole; and a second locking unit maintaining the locked state of the oil-cap by being installed in the fuel injection unit and releasing the locked stated when receiving the release signal from the electric control unit. The locking device of the oil-hole of the vehicle, according to this invention, prevents safety accidents such as fire or the wastage of oil caused by internal slippage of the engine during refueling by maintaining an opening and closing unit of the oil-door to be locked while the engine is operated and preventing the oil-door from being opened even through a user controls the control unit to open the oil-door.

Description

A fuel inlet locking apparatus

The present invention relates to a vehicle filling port locking device, which can automatically detect this if the ignition is not turned off when the vehicle is refueled, so that the fuel door is not opened, thereby preventing safety accidents such as oil waste, explosion, and fire due to engine idle. A vehicle filling port locking device.

If the driver is to refuel the car at the gas station when the engine is in operation, there is a problem of fire risk by the injection of highly flammable fuel, energy waste due to engine idle, and air pollution due to exhaust gas. For this reason, it is mandatory for the driver to stop the engine of the vehicle when refueling at the gas station.

By the way, in the conventional general vehicle oiling door control device, when the driver operates the oiling door lever mounted around the driver's seat, the oiling door is opened regardless of the engine operating state of the automobile.

Therefore, when the driver is not aware that the engine is in operation, the fuel door lever is operated to open the fuel door and to refuel the car, which causes the risk of fire accident and engine idle during fueling. There is a problem that causes energy waste.

The present invention is to solve the above problems, in the state that the engine of the vehicle is not turned off to maintain the opening and closing means of the fuel door in the lock (Lock) state so as to operate the lever for opening the fuel door does not open the fuel door Therefore, to provide a vehicle filling port locking device that can prevent safety accidents such as oil waste and fire due to engine idling during fueling.

In addition, the present invention is to provide a vehicle filling hole locking device that can control the opening and closing of the filling hole by double not only the fuel door, but also the fuel cap closing the filling hole in the state that the engine is not turned off.

In addition, the present invention provides a vehicle filling hole locking device that can prevent the vehicle running in the state in which the fuel door is opened by maintaining the engine of the vehicle in the drive-off state when the fuel injection port or the fuel injection portion provided with the fuel injection port is open. Has its purpose.

In order to achieve the above object, a vehicle filling hole locking device includes a fueling door rotatably installed in a vehicle body to open and close a fuel injection part in which a filling hole for injecting fuel is provided, and the fueling in response to an open operation of a user. An operation unit for transmitting an open signal for opening the door, an engine drive detection unit for detecting whether the engine of the vehicle is in a drive-on state or a drive-off state, and the engine drive detection unit by receiving the open signal sent from the operation unit And an electronic control unit that transmits a release signal when the engine is determined to be in a drive-off state, and is installed in the fuel injection unit to maintain a lock state for the fuel door while receiving the release signal from the electronic control unit. A first locking portion for releasing the locked state, an oil cap for opening and closing the oil hole, and an upper portion And a second locking unit installed in the fuel injection unit to maintain the lock state for the fuel cap and release the lock state when the release signal is received from the electronic control unit.

In addition, a driving button for transmitting a driving signal to the electronic control unit by a user's operation to drive the engine of the vehicle, and a fuel door opening / closing detection unit installed in the fuel injection unit to detect the open / closed state of the fuel injection unit. And the electronic control unit receives the driving signal sent from the driving button and applies a start signal to the engine driving unit when it is determined that the fuel injection unit is closed through the fuel door opening and closing detecting unit. do.

The electronic control unit determines that the fuel injection unit is open through the fuel door opening / closing detection unit, and receives the driving signal sent from the driving button, and sends an alarm signal to the engine driving unit without transmitting the start signal. And an alarm unit configured to transmit and receive the alarm signal and generate a warning sound.

The fuel door includes a main body provided with a catching ring protruding from one side toward the fuel injection part and a hinge member rotatably supporting the main body to the fuel injection part, wherein the first locking part is installed inside the vehicle body and is normally And a first solenoid provided with a first rod protruding toward the fuel injection unit to restrain the locking ring and being retracted toward the inside of the vehicle body when the release signal is received. A lower portion of the head portion extending downward to have an outer diameter smaller than the outer diameter of the head portion, the body portion being inserted while being screwed into the oil hole, and the bottom of the head portion between the head portion and the body portion has a circumferential direction of the head portion. A plurality of reverse rotation prevention grooves are formed along the second locking portion, the oil cap A second solenoid provided on one side of the fuel injection part facing the bottom surface of the head part when closing the gas inlet, a second rod installed inside the second solenoid, and a second elastic spring at the end of the second rod; It is elastically supported by the anti-rotation preventing groove is inserted into the normal anti-rotation preventing groove, characterized in that it comprises a reverse rotation preventing member which is separated from the reverse rotation preventing groove when the second rod is retracted by the release signal. .

According to the vehicle filling port locking device according to the present invention, the opening and closing means of the fuel door is kept in a locked state when the engine of the vehicle is not turned off so that the fuel door is not opened even if the user operates the operation unit to open the fuel door. By doing so, it is possible to prevent safety accidents such as oil waste and fire caused by engine idling during fueling.

In addition, the present invention is to provide a vehicle filling hole locking device that can control the opening and closing of the filling hole by double not only the fuel door, but also the fuel cap closing the filling hole in the state that the engine is not turned off.

In addition, the present invention can be prevented from running the vehicle in the state that the fuel door is opened by not driving the engine of the vehicle when the fuel injection port or the fuel injection portion provided with the fuel injection port is open.

1 is a perspective view schematically showing a vehicle filling hole lock according to the present invention.
FIG. 2 is an enlarged perspective view illustrating a fuel injection unit in which a first locking unit and a second locking unit illustrated in FIG. 1 are installed.
3 is a plan view illustrating a state in which a first locking portion and a second locking portion are installed in the fuel injection unit illustrated in FIG. 2.
Figure 4 is an excerpt perspective view extracting the second locking portion shown in Figs.
FIG. 5 is a block diagram illustrating the components of the vehicle filling port locking device according to the first embodiment of the present invention shown in FIGS. 1 to 4.
Figure 6 is a block diagram illustrating the components of the vehicle oil filling lock according to the second embodiment of the present invention.

DETAILED DESCRIPTION A vehicle filling hole locking device according to a preferred embodiment of the present invention will now be described in detail with reference to the accompanying drawings. FIGS. 1 to 5 illustrate a vehicle filling hole locking device according to a first embodiment of the present invention.

1 to 5, the vehicle filling hole locking device of the present invention includes an oiling door 200 installed in the fuel injection unit 100, an operation unit 10, an engine driving detection unit 20, and an electronic control unit ( 30), the first locking portion 40, the lubrication cap 300, and the second locking portion 50.

The fuel door 200 is rotatably installed in the vehicle body so as to open and close the fuel injection unit 100 in which the fuel injection port 101 for injecting fuel is provided. The fuel door 200 has a main body 210 provided with a catching ring 240 protruding from one side toward the fuel injection unit 100, and rotatably supporting the main body 210 to the fuel injection unit 100. Hinge member 220 is included.

The main body 210 has a bent portion 230 which is bent to engage with the hinge member 220 is extended, and the catch ring 240 is opposite to the bent portion 230 from the center of the main body 210. Formed. The locking ring 240 has a locking hole 241 through which the first rod 42 of the first locking part 40 to be described later penetrates in a direction parallel to the plane of the main body 210. The hook ring 240 may retract the first rod 42 when the fuel door 200 is rotated in a direction of closing the fuel injection unit 100 in a state in which the first rod 42 to be described later is protruded. One side is formed to be inclined so that.

The hinge member 220 is fixed to one side of the fuel injection unit 100, the other side is coupled to the bent portion 230 to be bent from the main body. Although not shown in the drawing, the hinge member 220 has a torsion for rotating the main body 210 in a direction in which the fuel injection unit 100 can be automatically opened when the lock state of the oil supply door 200 is released. The spring can be combined.

The operation unit 10 transmits an open signal 11 for opening the fuel door 200 to the electronic control unit 30 which will be described later in response to the user's open operation. As the electric signal flows and the push operation is completed, the automatic return contact type push button switch which cuts off the electric signal by automatically falling two contacts can be applied.

The engine driving detection unit 20 detects whether the engine of the vehicle is in a driving on state or a driving off state and detects the presence or absence of a current applied to the ignition device of the vehicle for igniting fuel in the cylinder. Applicable

Alternatively, the engine drive detection unit 20 may apply a rotary encoder for measuring the rotation speed of the crankshaft connected to the piston.

In this embodiment, the engine is turned off refers to a state in which a cycle consisting of intake, compression, explosion, and exhaust is not repeated in a gasoline or diesel engine.

When the electronic control unit 30 receives the opening signal 11 sent from the operation unit 10 and determines that the engine is in the driving off state through the engine driving detection unit 20, the oiling door 200 is provided. And a release signal 31 for releasing the locking state of the first locking portion 40 and the second locking portion 50 with respect to the oil cap 300.

Whether the engine is driven on or off may be determined depending on whether the engine drive detection unit 20 receives the detection signal 21 transmitted from the engine control unit 30 to the electronic control unit 30. For example, when the ammeter is applied to the engine driving detection unit 20, when it is sensed that current flows to the ignition device through the ammeter, it is determined that the engine is driven on, otherwise it is determined that the engine is driven off. Can be. In contrast, when the rotary encoder is applied, when the pulse is sent from the rotary encoder to the electronic control unit 30, it is determined that the engine is driven on, otherwise it is determined that the engine is driven off.

The first locking unit 40 is installed in the fuel injection unit 100 to maintain the lock state for the fuel door 200 and release the lock state when the release signal 31 is received from the electronic control unit 30. The first solenoid 41 including the first rod 42 is included.

The first rod 42 is inserted into an elastic spring (not shown) to maintain a state of restraining the locking ring 240 of the lubrication door 200 in a state of being inserted into the first solenoid 41 installed inside the vehicle body. By protruding toward the fuel injection unit 100, when the release signal 31 is received by the first solenoid 41, it is retracted toward the inside of the vehicle body to release the lock state of the fuel door 200.

An end portion of the first rod 42 is inclined when the locking ring 240 of the fuel door 200 is rotated in a direction of closing the fuel injection unit 100 while being in contact with the first rod 42 ( It is formed in a curved shape so as to be retracted while rubbing on one side of the 240.

The oil cap 300 opens and closes the oil inlet 101 and includes a head 310 and a body 350.

The body portion 350 extends downward to have a small outer diameter of the outer alarm of the head portion 310 at the bottom of the head portion 310 and is threaded to be inserted while being screwed into the oil hole 101.

A plurality of reverse rotation preventing grooves 311 are formed in the bottom of the head portion 310 between the head portion 310 and the body portion 350 along the circumferential direction of the head portion 310.

The reverse rotation preventing groove 311 is introduced into a triangle shape and has a first inclined surface 312 and a second inclined surface 313 facing each other, the first inclined surface 312 is the head portion 310 or the body portion 350 It is formed to have a steep inclination in the direction parallel to the axial direction of, the second inclined surface 313 is formed to have a relatively gentle inclination with respect to the bottom of the head portion 310. The reverse rotation preventing grooves 311 are formed such that the first inclined surface 312 and the second inclined surface 313 are connected to each other to be adjacent to each other along the circumferential direction of the head 310.

The second locking unit 50 is installed in the fuel injection unit 100 to maintain the lock state for the fuel cap 300, and when the release signal 31 is received from the electronic control unit 30, the locked state. A second solenoid 51 installed at one side of the fuel injection unit 100 opposite the bottom surface of the head unit 310 when the oil cap 300 closes the oil hole 101 by releasing the oil supply cap 300; It is elastically supported by the second elastic spring 54 at the end of the second rod 52 and the second rod 52 installed inside the second solenoid 51, and usually in the reverse rotation preventing groove 311 When the second rod 52 is retracted by the release signal 31 while being inserted, the reverse rotation preventing member 53 is separated from the reverse rotation preventing groove 311.

The reverse rotation preventing member 53 has a hollow portion 53a into which the second rod 52 and the second elastic spring 54 are inserted, and is inserted into the reverse rotation preventing groove 311. A curved surface 53b is formed at one side such that the head portion 310 may move downward by the second inclined surface 313 while rubbing against the second inclined surface 313 when the head 310 rotates in a clockwise direction.

The reverse rotation preventing member 53 is separated from the reverse rotation preventing groove 311 or rotates again by the second elastic spring 54 when the oil cap 300 is rotated clockwise to close the oil filling port 101. Repeatedly entering the prevention groove 311, and when the oil cap 300 is to be rotated counterclockwise, the end is caught by the first inclined surface 312 to block the oil cap 300 from rotating.

That is, although the user can rotate the oil cap 300 in the direction in which the user closes the oil hole by the reverse rotation preventing member 53 and the reverse rotation preventing groove 311, the release signal is applied to the second solenoid 51. Before reaching, it is to block the rotation of the filling cap 300 so that the filling hole 101 cannot be opened.

Unlike the illustrated figure, a plurality of the second locking portions 50 may be installed around the filling hole 101.

On the other hand, Figure 6 shows a vehicle filling port locking device according to a second embodiment of the present invention. Referring to FIG. 6, the vehicle filling hole locking device further includes a driving button 60 and an oiling door opening and closing detecting unit 70.

The drive button 60 transmits a drive signal 61 to the electronic control unit 30 by a user's operation in order to drive on the engine of the vehicle.

The fuel door opening / closing detection unit 70 is installed in the fuel injection unit 100 to detect the open / closed state of the fuel injection unit 100.

The fuel door opening / closing detection unit 70 may apply a photodiode installed on the inner surface of the fuel door or inside the fuel injection unit. Alternatively, when the fuel door is rotated in a direction to close the fuel injection unit by being installed on the hinge member. It is also possible to apply a sensor for detecting the pressure pressurized by the bent portion.

The electronic control unit 30 receives the driving signal 61 transmitted from the driving button 60 and the fuel injection unit 100 is closed through the fuel door opening and closing detecting unit 70. When it is determined, the start signal 32 is applied to the engine driving unit 80.

The vehicle filling hole locking device according to the present invention further includes an alarm unit 90 that generates a warning sound to the driver to prevent the fuel injection unit 100 from traveling in an open state.

The electronic control unit 30 transmits the drive signal 61 sent from the drive button 60 in a state where the fuel injection unit 100 is determined to be opened through the fuel door opening / closing detection unit 70. When receiving the alarm signal 33 is sent to the engine driver 80 without transmitting the start signal (32).

When the alarm unit 90 receives the alarm signal 33 transmitted from the electronic control unit 30, the alarm unit 90 generates a warning sound corresponding thereto.

As described above, since the engine does not operate while the fuel injection unit is open, not only the engine can be turned on during fueling but also the fuel injection unit can be prevented from running.

Although the control unit, the electronic control unit, the first and second locking units of the vehicle oil filling device lock device according to the present invention implement a control system using a wired communication method, the transmission / receiving unit is not limited to the wired communication method. By further comprising a wireless communication method can be implemented.

Vehicle filling device locking device according to the present invention described above has been described with reference to an embodiment shown in the drawings but this is only illustrative, and those skilled in the art from various modifications and other equivalents therefrom It will be appreciated that embodiments are possible.

Accordingly, the true scope of the present invention should be determined by the appended claims.

10:
20: engine driving detection unit
30: Electronic control unit
40: first locking part
50: second locking part
60: drive button
70: oil door opening and closing detection unit
80: engine driving part
90: alarm unit
100: fuel injection unit
200: oiling door
300: oil cap

Claims (4)

An oiling door rotatably installed in the vehicle body so as to open and close a fuel injection unit provided with an oil filling port for injecting fuel;
An operation unit which transmits an open signal for opening the fuel door in response to a user's open operation;
An engine driving detection unit detecting whether the engine of the vehicle is in a driving on state or a driving off state;
An electronic control unit which receives the opening signal sent from the operation unit and sends a release signal when it is determined that the engine is in a drive-off state through the engine drive detection unit;
A first locking unit installed in the fuel injection unit to maintain a lock state on the fuel door and release the lock state when the release signal is received from the electronic control unit;
An oil cap for opening and closing the oil hole;
And a second locking part installed at the fuel injection part to maintain a lock state on the fuel cap and release the lock state when the release signal is received from the electronic control unit. The method of claim 1,
A drive button for transmitting a drive signal to the electronic control unit by a user's operation to drive the engine of the vehicle;
And a fuel door opening / closing detecting unit installed in the fuel injection unit so as to detect an open / closed state of the fuel injection unit.
The electronic control unit
And a start signal applied to an engine driving unit when the fuel injection unit is closed by receiving the driving signal transmitted from the driving button, and the fuel injection unit is closed. 3. The method of claim 2,
The electronic control unit determines that the fuel injection unit is open through the fuel door opening / closing detection unit, and receives the driving signal sent from the driving button, and sends an alarm signal to the engine driving unit without transmitting the start signal. Send it out,
And an alarm unit configured to receive the alarm signal and generate a warning sound. The method of claim 1,
The fuel door includes a main body provided with a catch ring protruding from one side toward the fuel injection unit and a hinge member rotatably supporting the main body to the fuel injection unit,
The first locking part is provided inside the vehicle body and protrudes toward the fuel injection unit so as to restrain the locking ring in a normal manner, and when the release signal is received, the first rod is provided with a first rod that is retracted toward the inside of the vehicle body. and,
The oil cap includes a head portion and a body portion extending downward from the bottom surface of the head portion to have an outer diameter smaller than the outer diameter of the head portion and being screwed into the oil hole, wherein the body portion is disposed between the head portion and the body portion. The bottom of the head portion is formed with a plurality of reverse rotation prevention grooves in the circumferential direction of the head portion,
The second locking part is provided with a second solenoid installed on one side of the fuel injection part facing the bottom surface of the head part when the fuel cap closes the oil inlet, a second rod provided inside the second solenoid, and the second locking part. It is elastically supported by the second elastic spring at the end of the two rods and is inserted into the reverse rotation preventing groove normally, and is reversed from the reverse rotation preventing groove when the second rod is retracted by the release signal. Vehicle filling port lock characterized in that it comprises a prevention member.

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