JP2001026224A - Engine starting switch attaching mechanism - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a clutch pedal switch from being operated when a clutch pedal is operated after an engine is started. SOLUTION: This engine starting switch attaching mechanism is adapted to start an engine only when a clutch pedal 1 is operated, using a clutch pedal switch 5 for detecting a rotational position of the clutch pedal 1. The mechanism further has a clutch pedal switch 5 so adapted to operate at a stepping position of the clutch pedal 1, and means for holding the clutch pedal switch 5 at an non-operating position after the engine has been once started.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an engine start switch mounting structure for detecting an operation when a clutch pedal is depressed and performing the next operation such as engine start.

[0002]

2. Description of the Related Art In recent years, when starting an engine of a manual vehicle, a specification has been adopted in which the engine cannot be started unless a clutch pedal is depressed. 5 and 6 show the mounting structure of the engine start switch of the manual vehicle. A stay 103 for pushing a switch is attached to a base end of a pedal arm 102 of a clutch pedal 101 supported on a pedal shaft 100, and a switch 104 is mounted within a turning range of the stay 103 via a bracket 105 or the like on an instrument panel. Etc. are provided on the vehicle body side.

When the clutch pedal 101 is depressed, the clutch pedal 101 rotates about the pedal shaft 100, and the switch 104 is pushed by the switch pushing stay 103 provided on the pedal arm 102.
Switch on. Thus, the engine can be started only when the clutch is disengaged (when the clutch pedal 101 is fully depressed, that is, when the pedal is fully stroked).

[0004]

However, in the above-described structure, the switch 104 operates every time the clutch pedal 101 is depressed even after the engine is started.
There were problems such as reduced durability of the switch 104 and generation of operation noise. Prior art using a proximity switch to increase the durability of the switch (Japanese Utility Model Laid-Open No. 6-71259).
It has been known. However, in this prior art, since a stopper for protecting the proximity switch is provided,
There is a problem that sound is generated when the stopper comes into contact with the bracket.

SUMMARY OF THE INVENTION It is an object of the present invention to provide an engine start switch mounting structure capable of avoiding the operation of the clutch pedal switch when operating the clutch pedal after the engine is started.

[0006]

According to the present invention, there is provided an engine start switch provided with a clutch pedal switch for detecting a rotational position of a clutch pedal, so that the engine can be started only when the clutch pedal switch is operated. In the above mounting structure, the clutch pedal switch is provided so as to operate at a position where the clutch pedal is depressed, and means for holding the clutch pedal switch at a position where the clutch pedal switch is not operated once the engine is started is provided. Also, the clutch pedal switch is movably disposed between a position where the clutch pedal is depressed and a position where the clutch pedal is not depressed, and a position where the key switch is operated at the depressed position of the clutch pedal when the key switch is at the operation position of the starting motor. Means for moving the clutch pedal switch to a position where the clutch pedal switch is not operated at the depressed position of the clutch pedal when the key switch is at a position other than the operation position of the starting motor. Further, when the key switch is in the operating position of the starting motor between the fixed bracket and the movable bracket, the key switch is activated and approaches each other, and when the key switch is out of the operating position of the starting motor, it is deactivated. Provide an electromagnet, attach the clutch pedal switch to the movable bracket,
A repelling means is provided for moving the clutch pedal switch to a position where the clutch pedal switch operates when the electromagnet is actuated, and moving the clutch pedal switch to a position where the clutch pedal switch does not operate when the electromagnet is not actuated. It is in.

When the engine is started, a clutch pedal switch which operates at the position where the clutch pedal is depressed is provided, and once the engine is started, the clutch pedal switch is moved to a position where the clutch pedal is not operated at the position where the clutch pedal is depressed. Thus, the problem of pressing the clutch pedal switch after starting the engine is avoided.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a conceptual diagram showing a state of a clutch pedal switch at the time of engine start, FIG. 2 is a conceptual diagram showing a state of a clutch pedal switch after engine start, and FIG. 3 is an exploded perspective view of a clutch pedal switch mounting portion. 1 to 3, reference numeral 1 denotes a pedal shaft 2.
The clutch pedal supported by the
The base end 3a of the pedal arm 3 is swingably supported by the pedal shaft 2. A plate-shaped stay 4 is mounted on the base end 3a of the pedal arm 3, and the distal end 4a of the stay 4
It extends so as to rotate about the pedal shaft 2.

Reference numeral 5 denotes a clutch pedal switch as an engine start switch. Reference numerals 6 and 7 denote a pair of switch mounting brackets which are slidably and concentrically combined with each other. The outer fixed side bracket 7 is supported by the vehicle body 8 such as an instrument panel. On the other hand, the inner movable-side bracket 6 is slidably supported on the outer fixed-side bracket 7.
The clutch pedal switch 5 is supported on the axis of. The movable side bracket 6 and the fixed side bracket 7 have side walls 6a, 7a facing each other in the axial direction.
A spring 9 for keeping a constant distance between the side walls 6a and 7a, and electromagnets 10a and 10b for attracting each other in the axial direction are provided on opposing surfaces of the side walls 6a and 7a. The electromagnets 10a and 10b are energized and actuated when the key switch operates the ignition switch (while the cell motor is being driven), and the side walls 6 are activated.
The clutch pedal switch 5 is moved to the operating position in accordance with the approach of a and 7a. When the key switch is at a position other than the ignition switch (other than the operation position of the starting motor), the electromagnets 10a and 10b are not energized, and the side walls 6a and 7a are separated from each other by the action of the spring 9. I have. The movable side bracket 6 has a stopper 6 b for preventing the movable bracket 6 from coming off the bracket 7.
It is provided at the end opposite to a.

Next, the operation of the engine start switch mounting structure of the present invention will be described in detail with reference to the flowchart of FIG. At the time of starting the engine, it is confirmed whether or not the position of the engine key is located at the ignition IG (chart S1). When the key is located at the ignition IG, the electromagnets 10a and 10b are energized to operate (chart S2), and the clutch pedal switch 5 is moved closer to the stay 4. And clutch pedal 1
To check if the clutch pedal switch 5 is turned on (chart S).
3). When the clutch pedal switch 5 is operated, the starter motor is operated (chart S4). Next, when the key is moved to the engine starting position (chart S5), the starter motor stops (chart S6), and the electromagnets 10a and 10a are stopped.
The power supply to b is stopped (chart S7), the resilience of the spring 9 works, and the clutch pedal switch 5 is moved to a position away from the stay 4.

As described above, once the clutch pedal switch 5 is depressed and the clutch pedal switch 5 is once pressed to start the engine, the clutch pedal switch 5 is not depressed even if the clutch pedal 1 is depressed (the position indicated by the solid line in FIG. 2). ), The durability of the clutch pedal switch 5 can be improved, and no operation sound for pressing the clutch pedal switch 5 is generated.

The present invention is not limited to the above-described embodiment. For example, the electromagnets 10a and 10b may be connected to the electromagnets 10a and 10b when the key switch operates the ignition switch. The power supply to 10b may be stopped and cut off. In this case, the clutch pedal switch 5 may be moved to the operating position by the resilience of the spring when the electromagnets 10a and 10b are turned off. And the electromagnets 10a, 10b
The clutch pedal switch 5 may be moved to a position where the clutch pedal switch 5 is not operated when the is operated. Also, the electromagnets 10a, 1
Instead of 0b, a method of moving the switch stay by driving a motor is also possible. In addition, it goes without saying that the present invention can be carried out with appropriate changes within a scope that does not change the gist of the present invention.

[0013]

As described above, according to the mounting structure of the engine start switch according to the present invention, the clutch pedal switch for detecting the rotational position of the clutch pedal is provided, and the engine can be started only when the clutch pedal switch is operated. In the mounting structure of the engine start switch
The clutch pedal switch is provided so as to operate at the position where the clutch pedal is depressed, and means for holding the clutch pedal switch at a position where the clutch pedal switch is not operated after the engine has been started is provided, so that the durability of the clutch pedal switch is improved. And operation noise can be prevented. Also, the clutch pedal switch is movably disposed between a position where the clutch pedal is depressed and a position where the clutch pedal is not depressed, and a position where the key switch is operated at the depressed position of the clutch pedal when the key switch is at the operation position of the starting motor. Means for moving the clutch pedal switch to a position where the key switch is not operated at the depressed position of the clutch pedal when the key switch is at a position other than the operating position of the starting motor. Performance can be improved, and the generation of operation noise can be prevented. Further, when the key switch is in the operating position of the starting motor between the fixed bracket and the movable bracket, the key switch is activated and approaches each other, and when the key switch is out of the operating position of the starting motor, it is deactivated. Provide an electromagnet, attach the clutch pedal switch to the movable bracket,
When the electromagnet is actuated, the clutch pedal switch is moved to a position where the clutch pedal is operated at the depressed position of the clutch pedal. When the clutch pedal switch is unnecessary, the clutch pedal switch can be removed from the operation area without an electric input. It is possible to provide a device excellent in durability and soundproofing without a mechanical operation part. Since a special separate circuit is not required by interlocking with the starting motor, the circuit configuration can be simplified.

[Brief description of the drawings]

FIG. 1 is a conceptual diagram showing a state of a clutch pedal switch at the time of engine start according to an embodiment of an engine start switch mounting structure according to the present invention.

FIG. 2 is a conceptual diagram showing a state of a clutch pedal switch after starting an engine according to an embodiment of an engine starting switch mounting structure according to the present invention.

FIG. 3 is an exploded perspective view of a clutch pedal switch mounting portion of FIG. 1;

FIG. 4 is a flowchart showing the operation of an engine start switch according to the present invention.

FIG. 5 is a perspective view showing a mounting structure of a conventional engine start switch.

FIG. 6 is a side view of FIG. 5;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Clutch pedal 2 Pedal axis 3 Pedal arm 4 Stay 5 Clutch pedal switch 6 Movable bracket 7 Fixed bracket 8 Body 9 Spring 6a, 7a Side wall 10a, 10b Electromagnet

Claims (3)

[Claims] 1. An engine start switch mounting structure in which a clutch pedal switch for detecting a rotational position of a clutch pedal is provided and an engine can be started only when the clutch pedal switch is operated, the engine is operated at a depressed position of the clutch pedal. And a means for holding the clutch pedal switch at a position where the clutch pedal switch is not operated once the engine is started. The clutch pedal switch is movably disposed between a position where the clutch pedal is depressed and a position where the clutch pedal is not depressed. When the key switch is in the operation position of the starting motor, the clutch pedal switch is depressed when the clutch pedal is depressed. Means for moving the clutch pedal switch to an operating position, and for moving the clutch pedal switch to a position where the clutch pedal switch is not operated when the clutch pedal is depressed when the key switch is at a position other than the operating position of the starting motor. The mounting structure of the engine start switch according to claim 1. 3. When the key switch is in the operating position of the starting motor between the fixed bracket and the movable bracket, the key switch is activated and approaches each other, and when the key switch is out of the operating position of the starting motor, it is not activated. An electromagnet that is in a state is provided, the clutch pedal switch is mounted on a movable bracket, the clutch pedal switch is moved to a position where the clutch pedal switch is operated at a depressed position of the clutch pedal when the electromagnet is operated, and the clutch pedal switch is moved at a depressed position when the electromagnet is not operated. 3. The mounting structure for an engine start switch according to claim 2, wherein a repelling means for moving the clutch pedal switch is provided at a position where it does not operate.