JP2604409Y2 - Switch device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a switching device for interrupting an electric current, and more particularly to a switching device suitable for operating a sunroof mounted on an automobile.

[0002]

2. Description of the Related Art As a structure of a sunroof of an automobile, there is known a structure having a slide mechanism and a tilt mechanism of a roof panel. When operating these mechanisms, for example, the slide mechanism is operated by operating a slide switch.
A structure in which a tilt mechanism is operated by operating a push switch is used. That is, the slide switch and the push switch are separately provided, and the operation of each mechanism corresponds to each switch operation.

[0003]

In the structure provided with the separate switch devices as described above, a plurality of switch devices must be operated in order to operate one roof panel. This is not always preferable as a switch device that is operated at a time.

In addition, the provision of a separate switch device increases the number of parts, increases the number of manufacturing steps of the vehicle, and further hinders the weight reduction of the vehicle.

Therefore, in the present invention , two knobs are used with one knob.
It is an object to provide a switch device capable of operating a switch mechanism .

[0006]

According to the present invention, in order to achieve the above object, the present invention operates in conjunction with one-way operation of a knob.
The first switch mechanism that operates
And a second switch mechanism that operates
Therefore, a switch configured to operate two switch mechanisms
In the device, the knob extends along one direction in which it is operated
The first guide and the knob extend along the other direction in which the knob is operated
A knob provided with a second guide portion, and the first and second
Engage with the guide and make it slidable in the extension direction.
First, which is driven and moved by the guide unit in a direction other than the direction
With a second slider, the knob is operated in one direction.
The first slider slides on the first guide and the second slider
The rider is driven by the second guide portion to move the first slide.
When the switch mechanism is operated in the other direction,
The second slider slides on the second guide, and the first slider
The rider is driven by the first guide portion to move the second slide.
A switch device characterized in that the switch mechanism is configured to operate in conjunction with each other.

[0007]

[Action] For example, it can be constituted by the guide portion of the knob vertical guide portion extending in the vertical direction and the horizontal guide portion extended in the (first guide portion) and the horizontal direction (second guide portion) .
Hereinafter, the operation of the switch device having the knob will be described.

When the operator pushes the knob substantially vertically, the slider (second slide) engaged with the horizontal guide portion is pressed.
Da) is moved downward, the switch mechanism (first switch mechanism interlocked with the slider) is interrupted in the appropriate circuit is operated is performed. At this time, since the vertical guide is moved in the extending direction, the slider (first slider) engaged with the vertical guide slides on the vertical guide, and the slider almost moves. do not do. Therefore, the switch mechanism (second switch mechanism) linked to the slider is not operated.

On the other hand, when the operator moves the knob in a substantially horizontal direction, it engaged slider is moved in the horizontal direction to the vertical guide portion, a switch mechanism for interlocking the slider is operated intermittently the appropriate circuit Done. At this time, since the horizontal guide is moved in the same horizontal direction as the extending direction, the slider engaged with the horizontal guide slides the guide.
Dynamic, and the slider does not move almost. For this reason, the switch mechanism linked to the slider is not operated.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. In this embodiment, a switch device suitable for operating a roof panel of an automobile will be described.

As shown in FIGS. 1 and 6, the switch device 10 includes a switch case 12 in which a knob 14 is engaged.
A printed circuit board 18 is fixed to the switch base 16, and the switch case 12 and the switch base 16 are combined.

As shown in FIG. 1 and FIG.
An edge portion 14a is formed on the peripheral edge of the knob 1.
A notch formed by a gentle slope is formed substantially at the center of the lower side of the edge 14a along the sliding direction of No. 4, and the notch serves as a cam portion 14b. At approximately the center of the cam portion 14b, the slopes of the cam portions 14b on both sides are joined to form a cam apex portion 14c. It is desirable to provide a semi-transparent mark for appropriate transmitted illumination at a substantially central portion of the upper surface of the knob 14.

A guide plate 20 is integrally mounted inside one edge portion 14a on which the cam portion 14b is formed. The guide plate 20, and the horizontal hole 20b which extends vertically holes 20a and horizontal direction extending in the vertical direction Yes forms, and the these vertical hole 20a and the horizontal hole 20b
The first and second guide portions are configured. A notch having an appropriate width in the vertical direction is formed at a lower portion of the outer surface of the guide plate 20, and serves as an engaging portion 20c.

On the other hand, two sliders 2 having a substantially rectangular parallelepiped shape
A substantially cylindrical boss portion 22a is formed on one side surface of the guide plate 20, and the boss portion 22a is engaged with the vertical hole 20a and the horizontal hole 20b of the guide plate 20, respectively. In addition, these two sliders 22 are the first,
This constitutes a second slider. A bifurcated movable contact piece 24 is fixed to the side surface of the slider 22 opposite to the side surface on which the boss portion 22a is formed as a switch mechanism, and the tip of the movable contact piece 24 protrudes from the slider side surface. A contact portion 24a is formed.

As shown in FIGS. 1 and 3, an edge 12a protruding substantially in the horizontal direction is formed on the peripheral edge of the upper surface of the switch case 12 having a substantially rectangular parallelepiped shape. A hook portion 12b is provided at an appropriate position for attachment to an interior panel of a vehicle. The edge 12a
A knob sliding portion 12c is formed by forming a concave surface on the upper surface surrounded by the knob sliding portion 12c from the short side of the edge portion 12a.
A gentle slope is formed.

A substantially central portion of the knob sliding portion 12c is located further below to form a knob receiving portion 12d, and a step is formed at both ends of the knob receiving portion 12d. In addition, approximately in the center of the knob housing 12d,
As shown in FIGS. 1 and 4, an illumination hole 12e is formed, and an edge of the illumination hole 12e is a light shielding wall 12f protruding upward.

A substantially circular through hole is formed between the side wall of one side of the light shielding wall 12f and the side wall of the knob accommodating portion 12d opposed to the side wall to form a spring hole 12g. ing. Notch grooves are formed in the side wall surface of the light shielding wall 12f adjacent to the spring hole 12g and the side wall surface of the knob housing portion 12d, and a circular shape substantially equal to the spring hole 12g is formed by the two notch grooves. A cam ball guide 12h is formed as a substantially cylindrical space.

On the other hand, a guide plate hole 12i extending in the sliding direction of the knob 14 adjacent to the side wall on the other side of the light shielding wall 12f.
A cam ball support wall 12j is provided substantially vertically adjacent to the outside of the guide plate hole 12i.

As shown in FIG. 4, the cam ball support wall 12
A spring hole 12k having a substantially circular cross section and an appropriate depth is formed between j and the side wall surface of the knob accommodating portion 12d facing the cam ball support wall 12j.

Notch grooves are formed in the wall surface of the cam ball support wall 12j adjacent to the spring hole 12k and the side wall surface of the knob accommodating portion 12d. A substantially cylindrical space having the same circular shape as the top surface and the bottom surface is formed, and the cam ball guide portion 12
n.

The knob 14 of the switch case 12
Of the cam ball support wall 12
Only the side wall is provided on the side facing j, the side wall of the other side is not provided, and the bottom surface is not provided. As shown in FIGS. 3 and 4, a guide rail 12m extending along the sliding direction of the knob 14 projects below the inner side surface of the side wall facing the cam ball support wall 12j. It is formed.

As shown in FIGS. 1 and 5, the switch base 16 has a substantially rectangular parallelepiped shape, and the bottom 16a of the switch base 16 projects to one side. The switch base 16 has a size substantially equal to the space below the switch case 12, and can be freely fitted into this space.

On both side edges of the side wall adjacent to the protruding bottom portion 16a, a substrate groove 1 extending substantially vertically is provided.
6b is formed, and a part of the side wall is provided with a concave portion to form a component housing 16c. The above-described substrate groove 16
When the printed board 18 is engaged with the component b, components such as the LED 26 attached to the surface of the printed board 18 are accommodated in the component accommodating portion 16c, and the printed pattern on the back surface is oriented in the direction in which the bottom portion 16a extends. To

Further, a connector hole 16d is formed by connecting the side wall having the component accommodating portion 16c and the opposite side wall, and a connector connection portion 18a is provided on the printed circuit board 18 at a position facing the connector hole 16d. is there.

Further, a fixed contact 18b is provided as a switch mechanism at a position where the movable contact piece 24 of the slider 22 of the printed pattern of the printed circuit board 18 comes into contact, and corresponds to the position of the fixed contact 18b. A slider guide 16e for limiting the sliding range of the slider 22 is provided on the bottom 16a. Further, when the switch base 16 is fitted into the switch case 12, a spring housing hole 16f of a hole having an appropriate depth is formed in a portion located below the spring hole 12g.

The switching device 1 constructed as described above
1 and 4, the urging spring 28 is inserted into the spring hole 12k of the switch case 12, and the cam ball 30 is loosely inserted into the cam ball guide portion 12n, as shown in FIGS. The cam ball 30 is supported above 28.

The guide plate 20 of the knob 14 is loosely inserted into the guide plate hole 12i from above the switch case 12 in this state, and the engaging portion 20c of the guide plate 20 is engaged with the guide rail 12m of the switch case 12. At this time, the cam portion 14b of the knob 14 is loosely inserted between the two walls constituting the cam ball guide portions 12h and 12n, and the cam ball 30 is engaged with the cam portion 14c.

The vertical hole 2 of the guide plate 20 of the knob 14
The boss 22a of the slider 22 is engaged with the horizontal hole 20a and the horizontal hole 20b. The movable contact piece 24 is fixed to the slider 22 in advance. On the other hand, the substrate groove 16 of the switch base 16
b, the printed circuit board 18 is engaged,
The ED 26 is pointed upward. Further, the urging spring 28 is inserted into the spring accommodating hole 16f of the switch base 16, and the cam ball 30 is supported above the urging spring 28. From above the switch base 16 in this state, the switch case 12
The switch device 10 is completed as shown in FIG.

When the switch device 10 is not operated, as shown in FIGS. 3A, 4 and 7A,
The biasing spring 28 pushes the cam ball 30 upward, and the cam ball 3
0 is engaged with the cam vertex portion 14c of the knob 14, and the knob 1
4 is pushed upward substantially at the center of the knob accommodating portion 12d.

At this time, the lower end of the engaging portion 20c of the guide plate 20 of the knob 14 is engaged with the guide rail 12m of the switch case 12, so that the knob 14 is prevented from jumping upward. As shown in FIGS. 4 and 5, the slider 22 engaged with the guide plate 20 is in contact with the slider guide 16 e of the switch base 16,
The contact portion 24 a of the movable contact piece 24 of the slider 22 is pressed against the fixed contact 18 b of the printed circuit board 18.

The operation of the embodiment of the switch device 10 according to the present invention configured as described above will be described below. The switch device 10 is mounted at an appropriate position on the interior panel of the vehicle. By operating the switch device 10, the tilt mechanism and the slide mechanism of the roof panel of the vehicle are operated.

For example, when operating the tilt mechanism of the roof panel, the knob 14 is pushed almost vertically. FIG.
As shown in (b), the cam ball 30 engaging with the cam vertex portion 14c is pushed in against the urging force of the urging spring 28,
The lower end surface of the edge 14a of the knob 14 abuts on the knob housing 12d.

Then, as shown in FIG. 3B, when the horizontal hole 20b of the guide plate 20 moves downward, the slider 22 engaged with the horizontal hole 20b moves downward,
The movable contact piece 24 fixed to the slider 22 is the fixed contact 1
8b, the first switch mechanism operates, the switch device 10 is turned on, and the tilt mechanism of the roof panel operates.

By setting a circuit for emitting the LED 26 when the switch device 10 is turned on, as shown in FIG. 4, the emitted light passes through the illumination hole 12e and the inside of the light shielding wall 12f. And the edge 14 of the knob 14
Irradiated only inside the knob 14 without leaking from a. For this reason, the translucent mark provided on the upper surface of the knob 14 emits light, and the operation of the switch can be confirmed.

Further, as shown in FIG.
Is pushed down, the vertical hole 20a of the guide plate 20 is also moved downward, but the slider 2 engaged with this vertical hole 20a
In No. 2, since the sliding in the vertical direction is restricted by the slider guide 16e shown in FIG. 5, the slider 22 is not moved in any direction.

Further, as shown in FIG.
When the knob 14 is urged to slide in the horizontal direction while the knob 4 is pushed in, the edge 14a of the knob 14 comes into contact with the side of the step at the end of the knob receiving portion 12d, and the movement of the knob 14 is stopped. Limited. For this reason, it is prevented that the knob 14 is slid in the horizontal direction while being pushed.

When the urging force for pushing the knob 14 is released, the cam ball 30 pushed up by the urging spring 28 presses the knob 14 upward, as shown in FIG.
The lower end of the engaging portion 20c of the guide plate 20 is a guide rail 12m.
The knob 14 is moved upward until it comes into contact with. At this time, as shown in FIG. 3B, the slider 2 engaged with the horizontal hole 20b of the guide plate 20
2 is also slid upward, so that the movable contact piece 24 fixed to the slider 22 and the fixed contact 18b are separated from each other.
0 is turned off.

On the other hand, when the sliding mechanism of the roof panel is operated, the knob 14 is slid in one of substantially horizontal directions depending on whether the roof panel is opened or closed. As shown in FIG. 7C, the cam ball 30 is pushed in by the slope of the cam portion 14b against the urging force of the urging spring 28, and as shown in FIG. Is brought into contact with the end of the guide plate hole 12i.

When the vertical hole 20a of the guide plate 20 moves to the side, the slider 22 engaged with the vertical hole 20a moves in the same direction, and the movable contact piece 24 fixed to the slider 22 is moved. It is connected to the fixed contact 18b and the second
The switch mechanism operates, the switch device 10 is turned on, and the slide mechanism of the roof panel operates.

When the knob 14 is slid, the guide plate 2
0 horizontal hole 20b is also moved to the side, but horizontal hole 20b
The slider 22 engaged with the slider 22 is restricted from sliding in the lateral direction by the slider guide 16e shown in FIG. 5, so that the slider 22 is not moved in any direction.

Further, as shown in FIG.
When the knob 14 is urged to be pushed downward while the knob 4 is slid, the edge 14a of the knob 14
Since the movement of the knob 14 is restricted by contacting the upper part of the step at the end of d, the knob 14 is prevented from being pushed downward while being slid in the horizontal direction.

When the urging force for sliding the knob 14 is released, the cam ball 30 pushed up by the urging spring 28 presses the slope of the cam portion 14b upward, as shown in FIG. 14 is moved upward by the engaging portion 2 of the guide plate 20.
0c and the guide rail 12m, the knob 14 moves in the opposite direction of the sliding direction,
The cam ball 30 slides until it engages with the cam apex portion 14c of the cam portion 14b, and is returned to the original position.

At this time, as shown in FIG. 3C, the slider 22 engaged with the vertical hole 20a of the guide plate 20 also slides in the same direction, and the movable contact piece 24 fixed to the slider 22 is moved.
And the fixed contact 18b are separated, the switch device 10 is turned off, and the operation of the slide mechanism of the roof panel is stopped.

Therefore, according to the present embodiment, the guide portion of the knob 14 is constituted by the vertical hole 20a and the horizontal hole 20b, and the extending direction of the vertical hole 20a and the horizontal hole 20b is substantially perpendicular. I have. Further, the slider 22 engaged with the vertical hole 20a and the horizontal hole 20b is structured to be slid in only one direction by the slider guide 16e of the switch base 16.

Therefore, when the knob 14 moves in one direction, the slider 22 that engages with the guide portion perpendicular to this direction
Only the slider is slid, the other slider 22 is not moved in any direction, the switching of the switch mechanism corresponding to each moving direction of the knob 14 is reliably performed, and no malfunction occurs.

In this embodiment, the switch mechanism interlocked with each slider 22 includes a movable contact piece 24 fixed to the slider 22 and a fixed contact 18 disposed on the printed circuit board 18.
b. Therefore, the operation is reliably performed with a minimum number of parts.

Further, according to the present embodiment, the cam portion 14b is provided at the edge portion 14a of the knob 14, and the cam portion 14b is pressed upward by the cam ball 30 and the biasing spring 28. The return of the position with respect to the vertical movement and the return of the position with respect to the horizontal sliding can be performed by the same biasing spring 28. For this reason,
There is no need to provide a separate biasing spring for returning the position to the movement of the knob 14 in each direction, and the number of parts does not increase.

In this embodiment, the switch case 12
Steps are formed at both ends of the knob receiving portion 12d, so that the knob 14 is prevented from sliding in the horizontal direction when being pushed, or from being pushed downward when being pushed in the horizontal direction. You. For this reason, only one operation of the switch mechanism is performed, and no erroneous operation is performed even when the switch device 10 is operated by groping.

In this embodiment, the guide plate 2 of the knob 14 is used.
0 is provided with a vertical hole 20a and a horizontal hole 20b.
2, the knob 14 and the slider 22 are configured to be slidable by engaging with each other. However, the knob 14 and the slider 22 are configured to be slidable with each other. Any other structure may be used.

For example, it is possible to adopt a structure in which a boss portion is formed as a guide portion on the guide plate 20 and a guide hole extending in an appropriate direction is provided in the slider 22. Therefore, an appropriate structure can be selected according to the relationship with other parts and the convenience of design, and a switch device having a more rational structure can be obtained.

In this embodiment, the structure of the switch device suitable for operating the roof panel of the automobile has been described. However, the structure may be suitable for other industrial products. In any case, the effects of the present embodiment are not impaired, such as the number of components can be reduced.

Further, in the above-described embodiment, two sets of the return members including the biasing spring 28 and the cam ball 30 are provided at the lower portion on both sides of the knob 14, but one set of the return members may be used. .

[0053]

As described above, according to the switch device of the present invention, the knob is provided with a guide portion extending in an appropriate direction.
A slidable slider is engaged with this guide, and a switch mechanism that operates by sliding in a direction substantially perpendicular to the extension direction of the guide with which the slider engages is interlocked. A separate switch mechanism is operated for each direction. For this reason, a plurality of operations can be operated with one switch device, and the number of switch devices such as a machine product having a plurality of operation mechanisms can be reduced. In addition, manufacturing costs can be reduced.

Further, by moving the knob in a direction substantially perpendicular to the direction in which the guide portion extends, the slider engaged with the guide portion slides in substantially the same direction as the knob movement direction and interlocks. Since the switch mechanism is operated, the switch mechanism operated by one movement of the knob can be limited to any one. Therefore, only one operation of the mechanism connected to each switch mechanism can be selected according to the operation direction of the knob, and erroneous operation by the operator can be prevented.

Further, since the angle of each guide portion of the knob can be appropriately set, for example, a switch device having a structure for moving the knob vertically and horizontally, and a structure for pushing the knob in a plurality of oblique directions. , And can be widely applied to a mechanism such as a product to which the switch device is attached.

[Brief description of the drawings]

FIG. 1 is a schematic exploded perspective view showing one embodiment of a switch device according to the present invention.

FIG. 2 is an exploded perspective view showing a relationship between a knob provided in the switch device, a guide plate, and a slider.

3A and 3B are cross-sectional views of the switch device taken along the line AA of FIG. 6, wherein FIG. 3A shows a normal state, FIG. 3B shows a state where a knob is pushed in, and FIG. Indicates when it was done.

FIG. 4 is a sectional view of the switch device taken along line BB in FIG. 6;

FIG. 5 is a schematic perspective view showing a relationship between a switch base provided in the switch device and a printed circuit board.

FIG. 6 is a schematic perspective view showing an assembled state of the switch device.

FIGS. 7A and 7B are partial views showing an operation state of a knob provided in the switch device, wherein FIG. 7A shows a normal state, FIG. 7B shows a state where the knob is pushed in, and FIG. Indicates time.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Switch device 12 Switch case 14 Knob 14b Cam part 16 Switch base 18 Printed circuit board 18b Fixed contact 20 Guide plate 20a Vertical hole 20b Horizontal hole 22 Slider 22a Boss part 24 Movable contact piece 28 Urging spring 30 Cam ball

Claims (1)

(57) [Scope of request for utility model registration] 1. A control device which operates in conjunction with a one-way operation of a knob.
Operates in conjunction with 1 switch mechanism and other direction operation of knob
With a second switch mechanism, and a single knob
A switch device configured to operate two switch mechanisms
In the first, the knob extends along one direction in which the knob is operated.
The guides and knobs are extended along the other direction in which the knob is operated.
A knob provided with two guides, and the first and second guides
And slidable in the extension direction, except in the extension direction
First and second drivingly moved by the guide portion in the direction of
A first slider according to one-way operation of the knob.
Slider slides on the first guide, and the second slider
The first switch unit is driven and moved by the second guide unit.
The mechanism operates in conjunction with the other direction of the knob.
A slider slides on the second guide, and the first slider moves on the second guide.
The second switch mechanism is driven and moved by the first guide portion.
Characterized in that the switch device is operated in conjunction with the switch device.