JPH0766713B2 - Convenience switch for automobiles - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle combination switch for switching at least a turn signal and a wiper operation for a vehicle.

2. Description of the Related Art Conventionally, in this type of switch, a tongue signal switch is originally attached near the handle, and other switches and the like are attached to a dashboard. However, in recent years, the operability and safety of driving cars have been further improved, and car electronics have been advancing, and indispensable things for driving operation have been concentrated near the steering wheel, and the dashboard has TV, car audio, various sensors and other mirrors. Controls etc. were attached. In addition, the use of electronics was intensified. The handle concentrated type developed in that is explained.

FIG. 10 shows the structure of a conventional automobile combination switch. In FIG. 10, reference numeral 1 denotes a main body in which a shaft hole 2 through which a handle shaft passes is provided in a central portion, and inside the operation units 5 and 6 by operating levers 3 and 4 swingably mounted on the main body 1. Each switch incorporated in the is controlled. The operation unit 5 is the operation lever 3
The washer switch 7 provided at the tip of the operation lever and the wiper switch 8 which is controlled by swinging the operating lever 3 back and forth. The operation unit 6 switches the turn signal switch by swinging the operating lever 4 back and forth to swing up and down. Thus, the dimmer switch is changed over, and the light control switch is changed over by turning the knob 9 provided at the tip of the operation lever 4.

Here, the wiper switch 8 was connected as shown in FIG. That is, the other end of the battery A whose one end is grounded is connected to the terminal 4 of the wiper relay circuit F, the + terminal of the wiper motor circuit F, and the wiper switch 8 via the series circuit of the ignition switch B and the fuse E, respectively. The terminal 3 of the wiper relay circuit F is connected to the S terminal of the wiper motor circuit G, and the terminals 1 and 2 of the wiper relay circuit F are connected to the wiper switch 8, respectively. The +1 terminal and the +2 terminal of the wiper motor circuit G are connected to the wiper switch 8, and the E terminal of the wiper motor circuit G is connected to the ground.

The wiper relay circuit F is configured as follows.
A series circuit of a resistor R ₂ and a capacitor C is connected between the terminals 4 and 3, and a base of the transistor Q is connected to a connection point of the resistor R ₂ and the capacitor C via a series circuit of a base resistor R ₁ and a diode D. It is connected. The collector of the transistor Q is connected to the terminal 4 via the relay coil L,
The emitter is connected to terminal 1. A resistor R ₃ is connected between the base and the emitter of the transistor Q, and a protective Zener diode ZD is connected between the collector and the emitter. The fixed terminal a of the relay switch S ₁ operated by the relay coil L is connected to the terminal 4, the fixed terminal b is connected to the terminal 3, and the movable terminal is connected to the terminal 2.

The wiper motor circuit G is composed of a wiper motor M having three brushes and a motor interlocking switch S2 interlocking with the wiper motor M. The movable terminal of the motor interlocking switch S2 is connected to the S terminal, the fixed terminal c is connected to the + terminal, the fixed terminal d is connected to the E terminal, and the wiper motor M is connected.
Of brushes e. The other brush f of the wiper motor M is connected to the +1 terminal, and the brush g is connected to the +2 terminal.

Further, the wiper switch 8 is composed of a mechanical lock switch, and when operated by hand, OFF for keeping the wiper inoperative state, INT for intermittent wiper operation, LO for continuous low speed operation, continuous high speed operation. It is structured so that it can be controlled in four stages of performing HI.

SUMMARY OF THE INVENTION However, the above-mentioned conventional combination switch for an automobile includes an operation lever 3 for controlling an operation unit 5 including a wiper switch 8, a washer switch 7, etc., a turn signal switch, a light control switch, a dimmer switch, etc. It is composed of two operating levers 3 and 4 and an operating lever 4 for controlling the operating unit 6.
Since the various switches are controlled by the two operation levers 3 and 4, the number of parts is large and the cost is high, and both hands are used for operation, which is disadvantageous in terms of operability and space. . The present invention solves such a conventional problem, and it is possible to reduce the cost, and various kinds of operation switches other than the above, which are conventionally present in a dashboard or the like, can be arranged in the space of the other operation lever that is vacant for high-density mounting. It is possible to provide a combination switch for automobiles that is highly safe and has excellent operability even when the seat belt is worn, while enabling operation with only one hand, while enabling operation with both hands. It is intended.

In order to achieve the above-mentioned object, the present invention has a main body fixed to a handle shaft portion, at least one operation lever attached to the main body so as to be swingable, and A turn signal switch that is operated by swinging a single operating lever, and the operating lever that operates the turn signal switch has at least a push button switch or swing that serves as an operating unit such as a light control switch or a wiper switch. It is provided with a switch section, and the output signals of these switch sections are inputted as an input signal and connected to an electric circuit for selecting an operation mode based on the input signal.

Therefore, according to the present invention, by the above electric circuit,
By simplifying the operation unit and housing the wiper switch, the light control switch and the like in one operation lever, the number of parts can be reduced as a whole and the cost can be reduced. In addition, what was conventionally operated with both hands can now be operated with only one hand, which improves safety and provides extremely good operability.

Embodiment FIG. 1 to FIG. 9 show the constructions of one embodiment of the present invention and another embodiment.

In FIG. 1, reference numeral 11 denotes a main body of an apparatus having a shaft hole 12 through which a handle shaft penetrates in a central portion thereof. Each built-in switch is controlled. By swinging the operation lever 13 of the operation unit 14 back and forth, a turn signal switch (not shown) arranged on the lower surface of the body 11 is switched, and swinging up and down causes the body 11 to move.
The dimmer switch (not shown) arranged on the lower surface of the switch is switched. In FIGS. 2 and 3, a coil spring 17 and a ball 18 at the tip thereof are arranged in a fixed knob 16 arranged on a shaft 15 made of a conductive metal cylinder of the operating lever 13. Further, a moderating plate 19, a contact piece 20, and a terminal plate 21 are sequentially inserted further in the end thereof and locked by a retaining ring 22 to form a rotary switch portion operated by a movable knob 24 described later. Further, the coil spring 23 is arranged on the retaining ring 22, the movable knob 24 is disposed on the fixed knob 16, and the retaining ring 25 is rotatably locked. A contact receiver 27 having a fixed contact 26 is arranged at the tip of the shaft 15, a conducting plate 28 is arranged thereon, and a movable contact 29 composed of a coil spring is further arranged thereon to form a push button switch portion. At the same time, insert a button 31 having an engaging portion into the opening 30 at the tip of the movable knob 24 from the rear,
It is arranged slidably so that the push button switch section can be operated. An opening 32 of the shaft 15 is provided in the fixing knob 16.
A contact receiver 34 having a fixed contact 33, and
A movable contact consisting of a conducting plate 35 and a coil spring on top of this
36 is arranged, and a button 37 having an engaging portion is further inserted on the opening 36 so as to be slidably arranged to form another push button switch portion.

The operation of the above embodiment will be described. In the above embodiment, when the button 31 is pressed, the fixed contact 26 and the conducting plate 28 are brought into conduction through the movable contact 29, whereby the IC 101 of FIG.
Is applied to the IC 101, and this signal is processed by the IC 101 to control the wiper motor (Fig. 76). Every time you press button 31, IC
A signal is added to 101, and the wiper operation mode is turned off at the ring counter 102 → Into → Low → High → Off (OFF → INT →
LO → HI → OFF).

Here, the circuit of the IC 101 will be described. In FIG. 4, when the wiper switch 29 is turned on (ON), the chattering prevention circuit 72 becomes the input terminal low (LO) level, and the chattering of the wiper switch 39 is removed. Ring counter 10
2 is input to the ring counter 102, and the ring counter 102 counts the number of times the wiper switch signal is turned on and is decoded into states 0, 1, 2, and 3. Of the decoded states 0, 1, 2, and 3, 0 constitutes the wiper operation mode OFF state without changing the output forces OUT1 and OUT2. 1 state is low frequency oscillation circuit 8
The INT (INT) time is set by 3 and the volume 87 and the capacitor 88, which is input to the rising trigger circuit 84, an AND circuit is provided at the output gate 75, and is output to OUT1 to form the wiper operation mode INT state. Two states are output gate 75 O
R circuit is provided and output to OUT1 Wiper operation mode Low (L
O) Configure states. The three states are output to OUT2 and constitute the wiper operation mode high (HI) state. The clock circuit 81, clock generation resistor 85, clock generation capacitor
The frequency divider 86 and the frequency divider 82 form a circuit for supplying timing time to the chattering prevention circuit 72 and the rising trigger circuit 84.

It should be noted that + 12V is supplied from the battery 76a to the power supply circuit 80 through the ignition switch 91, and the power supply circuit 80 supplies the stabilized DC power supply to the IC 101.

Next, referring to FIG. 9, the outputs of OUT1 and OTU2 in FIG. 4 are connected to the drive circuit 77 and the drive circuit 78, and the wiper motor 7 is connected.
Set 6 to operate LO and HI.

Next, the contact piece 20 is rotated by rotating the movable knob 24 shown in FIGS.
And the terminals on the terminal board 21 become conductive, and the light control switch is switched off → tail → head (OFF → TAIL → HEAD). Further, by pressing a button 37 provided on the fixed knob 16 shown in FIGS. 2 and 3, a washer switch 90, which is another push button switch portion, is formed. The conducting plate 35, the fixed contact 33, and the movable contact shown in FIG. 36 becomes conductive and the washer motor 89 is energized. According to the above-described embodiment, the washer switch 90 and the mist switch 92 including the fixed contact 51, the conducting plate 53, and the movable contact 54 are incorporated in the operation lever 13, so that the number of components is small and the switches can be switched. Since it is converted to an electric signal, the switch operation feels good, and the combination switch for automobiles has excellent operability and high safety. In addition to the above switches, for example, a mist mechanism, an intermittent time adjusting potentiometer, a rear wiper switch, an auto drive switch, etc. may be attached to the operation unit 14 and the operation lever 13 if necessary.

Further, in the above embodiment, the shaft 15 is used as the ground of the washer switch 90. In addition, the wiper operation mode display was provided from OFF to HI in the circumferential direction of the operating lever 13 as shown in Fig. 2.
As a side, INT, LO, and HI may be provided linearly in order toward the fixed knob 16 side.

5 to 8 show the main part of another embodiment. In this embodiment, 40 is a shaft made of a conductive metal cylinder, and a coil is provided in a fixed knob 41 arranged on the shaft 40. A spring 42 and a ball 43 are arranged, and a moderation plate 44 and a contact piece 4 are provided in front of it.
5. Insert the terminal plate 46 and lock it with the retaining ring 47. The coil spring 48 is arranged on the retaining ring 47, the movable knob 49 is arranged on the fixed knob 41, and the movable knob 49 is locked by the retaining ring 50.
To form a rotary switch section operated by. A contact receiver 52 provided with a fixed contact 51 at the tip of the shaft 40 is arranged, a conducting plate 53 is arranged thereon, and a movable contact 54 composed of a coil spring is further arranged thereon, and the movable knob 49 A button 56 having an engaging portion is inserted into the opening 55 at the distal end so as to be slidable, thereby forming a push button switch portion operated by the button 56. In the fixed knob 41, a contact receiver 59 having a fixed contact 58 is arranged in an opening 57 of the shaft 40, and a conductive plate 60 and a movable contact 61 composed of a coil spring are arranged on the contact receiver 59. It is held in the opening 57 of 41. Further, a button 62 having an engaging portion is inserted into the opening 41a above this so as to be slidable to form another push button switch portion. Further, in the fixed knob 41, a terminal plate 65 having a contact 63, a contact 64, a pin 70, a coil spring 67, and a knob 70 in which the contacts 68, 69 are arranged are swingably arranged to constitute a swing switch section. Has been done.

The up and down sides of the knob 70 are fixed knob 41 as shown in FIG.
It is slightly above the surface.

Next, the operation of another embodiment shown in FIGS. 5 to 8 will be described. By pressing the button 62, the fixed contact 58 of the other push button switch section and the conduction plate 60 become conductive through the movable contact 61 (33, 35, 36 in FIG. 9), and the washer motor
89 is energized and washer fluid is jetted. Next, by pushing the up side of the button 70 of the swing switch section, the contact point 68 and the contact point 63 are brought into conduction, the switch 71 of FIG. 8 is turned on, and this signal is a chattering prevention circuit 72, a quaternary counter 73, a decoder 74. The output signal is output from the output gate 75, and the wiper motor 76 is operated by the motor drive circuit 77 or 78 shown in FIG.

Further, the clock circuit 81, the clock generating resistor 85, the clock generating capacitor 86, and the frequency divider 82 in FIG. 8 constitute a circuit for supplying timing time to the chattering prevention circuit 72 and the quaternary counter 73, and the quaternary The counter 73 has a circuit configuration that can be reset and preset when the switches 71 and 79 are turned on for a certain period of time or longer. Button 70 again
, Wiper motor 76 is turned off every time
→ INT → LO → HI and the operation mode is switched by the circuit configuration in Fig. 8. When button 70 is operated in the Down direction, HI → LO
→ INT → OFF, the operation mode is switched in the opposite direction to the up direction, and the button 70 can be reset and preset by operating the switch in the up direction and the down direction for a certain time or more. Then, the contact piece 45 and the terminal on the terminal board 46 are electrically connected by the rotation of the movable knob 49, and the light control switch is switched from OFF to TAIL to HEAD. Next, when the button 56 for the mist switch is pressed, the fixed contact 51 and the conduction plate 53 are electrically connected through the movable contact 54 by the pressing of the button 56, the wiper motor 76 is operated, and while the button 56 is continuously pressed, the wiper motor 76 is pressed. Continues to rotate, and when the button 56 is released, the wiper motor 76 automatically stops.

Therefore, in another embodiment, the button 70 of the swing switch section is
With the swinging operation, the wiper can be easily switched from OFF to HI and from HI to OFF, and the button 70 is arranged in the up and down direction of the operating lever 13. it can.

In addition, by combining the above two embodiments, it is possible to replace the wiper switch with the light control switch and the washer switch with the mist switch according to the customer's preference, which makes it extremely versatile.

Furthermore, in the place where the operation lever 13 is not attached,
Various operation units arranged on the dashboard, for example, operation units related to audio, air conditioner, etc. can be arranged, and a composite switch with extremely high added value can be obtained.

As is apparent from the above embodiment, the present invention provides a push button switch part or a swing switch part on the operation lever,
By connecting an electric circuit for selecting an operation mode to this switch part, it is possible to use two operation levers as one, and the number of constituent parts is low and the operability is low In addition to being a combination switch, it is possible to realize a device for each other operation unit because it is possible to mount and mount the dashboard at a high density and the other part where the operation lever is attached is vacant.

[Brief description of drawings]

FIG. 1 is a top view of an embodiment of the present invention, FIG. 2 is a top view of a main portion thereof, FIG. 3 is a sectional view taken along the line CC ′ of FIG. 2, and FIGS.
Is a circuit diagram thereof, FIG. 5 is a top view of another embodiment of the present invention,
FIG. 6 is a sectional view taken along the line AA ′ in FIG. 5, and FIG. 7 is a sectional view in FIG.
FIG. 8 is a circuit diagram of an embodiment of the present invention, FIG. 10 is a top view of a conventional example, and FIG. 11 is a wiring configuration diagram thereof. 13 …… Operating lever, 76 …… Wiper motor, 89 …… Washer motor, 90 …… Washer switch, 92 …… Mist switch.

Claims (1)

[Claims] 1. A main body fixed to a handle shaft portion, a turn signal switch and a dimmer switch arranged on the main body, and swingably attached to the main body, and the turn signal switch is oscillated in one direction. Is a combination switch for an automobile comprising an operating lever for operating the dimmer switch by swinging in the other direction, the operating lever being a shaft, a fixed knob fixed to the shaft, and the shaft. At least a movable knob rotatably mounted, a rotary switch section operated by rotation of the movable knob, a push button switch section operated by a button slidably mounted on the tip of the movable knob, It consists of either the push button switch part or swing switch part provided on the fixed knob. Section, the other push button switch section or the swing switch section counts the output signal as an input signal, and is connected to an electric circuit for selecting an operation mode based on the counted signal. Combination switch.