JP2002343189A - Switch device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a switch device small-sized and enabled to switch a large current. SOLUTION: The switch is constituted of an wafer 1 equipped with a fixed contact point, the first and second movable contact points 2, 3, the first and second actuators 4, 5, the first and second elastic members 6, 7, the first and second sliders 8, 9, and a housing 10. The first to the fourth fixed contact points 31, 32, 34, 35 are arranged in a row at the bottom face of the wafer 1 separated by a required width, and the first movable contact point 2 is arranged swinging possibly on the first and second fixed contact points 31, 32, and the second movable contact point 3 is arranged swinging possibly on the third and fourth fixed contact points 34, 35. Further, the first slider 8 equipped with the first actuator 4 and the first elastic member 6 is arranged on the first movable contact point 2, and the second slider 9 equipped with the second actuator 5 and the second elastic member 7 is arranged on the second movable contact point 3, and the first movable contact point 2 is swung and operated by the first slider 8, and the second movable contact point 3 is swung and operated by the second slider 9.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a switch device, and more particularly to a switching device, in which a movable contact is swung about a fulcrum, and a contact operation and a contact release operation are performed between the movable contact and a fixed contact.
The present invention relates to a so-called seesaw switch device.

[0002]

2. Description of the Related Art A seesaw type switch device is widely used as a power switch for turning on / off a power to a power window motor of an automobile, for example.

FIGS. 17 to 19 show an example of a conventionally known seesaw switch device. FIG. 17 is an exploded perspective view of a conventional switch device, FIG. 18 is an operation explanatory diagram of the conventional switch device, and FIG. 19 is a circuit showing a power supply circuit of a power window motor using the conventional switch device. FIG.

As shown in FIG. 17, the switch device of this embodiment comprises first to fourth fixed contacts 100a, 100b, 10
1a, 101b, a first movable contact 103 selectively contacted with the first fixed contact 100a or the second fixed contact 100b, and a third fixed contact 1
01a or the fourth movable contact 104 selectively contacted with the fourth fixed contact 101b, and the first movable contact 103
A first actuator 105 abutting against the second
Actuator 1 contacting the movable contact 104
06, a first elastic member 107 for constantly bringing the first actuator 105 into elastic contact with the first movable contact 103,
A second elastic member 108 for constantly bringing the second actuator 106 into elastic contact with the second movable contact 104;
And an operation unit 109 that swings the first movable contact 103 and the second movable contact 104 via second actuators 105 and 106.

The wafer 102 is formed of an insulating plastic material, and has first and second contact storage portions 110a and 110b arranged in two rows, and substantially the center of each of the contact storage portions 110a and 110b. Movable contact support portions 111a and 111b provided symmetrically with each other
And two opposing contact receiving portions 110a and 110b.
An operation unit attachment portion 112 extending upward from one side surface is integrally formed. The first contact housing 110
The first fixed contact 100a and the second fixed contact 100b are set on the bottom surface of the second contact housing 1a.
The third fixed contact 101a and the fourth fixed contact 101b are set on the bottom surface of 10b. An operation unit mounting hole 113 for mounting the operation unit 109 to be pivotable is coaxially formed in the operation unit mounting unit 112.

The first movable contact 103 and the second movable contact 104 are each formed by bending a strip-shaped metal plate into a substantially M-shape. The first movable contact 103 is accommodated in the first movable contact accommodating portion 110a, and a substantially central portion thereof
Is supported by the movable contact support portion 111a. On the other hand, the second movable contact 104 is connected to the second movable contact housing 110b.
And a substantially central portion thereof is supported by the second movable contact support portion 111b. Thereby, the first switch unit 2 shown in FIG. 19 is provided with the first and second fixed contacts 100a and 100b and the first movable contact 103.
19, and the third and fourth fixed contacts 101a and 101b and the second movable contact 104 constitute a second switch unit 300 shown in FIG.

The operating section 109 is also formed of an insulating plastic material, and is provided with a knob 114 to be touched by a user's finger and a lever 1 protruding from the lower surface of the knob 114.
15 and a support shaft 116 protruding outward from opposing side surfaces of the lever 115 are integrally formed. A first housing recess 117 for housing the first actuator 105 and the first elastic member 107 so that the first actuator 105 and the first elastic member 107 can be moved in and out, and a second housing 106 and a second elastic member There is formed a second storage recess 118 for storing the storage 108 in a removable manner.
The operation section 109 is swingably movable with respect to the wafer 102 by inserting a support shaft 116 protruding from a lever 115 into an operation section mounting hole 113 formed in the operation section mounting section 112 of the wafer 102. It is attached.

[0008] First and second actuators 105, 1
Reference numeral 06 denotes a plastic material or a metal material having excellent lubricity, and the first or second storage recesses 117 and 1 respectively.
It is formed in a rod-like shape having a diameter that can be inserted into the inside 18. The first and second elastic members 107 and 108 can be inserted into the first or second storage recesses 117 and 118, and the first and second actuators 105 and 108 are provided at one end.
It comprises a coil spring having a diameter capable of locking the 106. The first actuator 105 and the first elastic member 107 are inserted into a first storage recess 117 formed on the lower surface of the lever 115, and are urged downward by the first elastic member 107. Of the actuator 105 is the first contact housing 11
Oa is elastically contacted with the surface of the first movable contact 103 housed in Oa. The second actuator 106 and the second elastic member 108 are inserted into a second storage recess 118 formed on the lower surface of the lever 115, and are urged downward by the second elastic member 108. The tip of the second actuator 106 is connected to the second contact housing 110.
b, it is elastically contacted with the surface of the second movable contact 104 housed in b.

In the thus constructed switch device of the present embodiment, when the operating portion 109 is not operated and the lever 115 is in the neutral position, as shown in FIG. One end contacts the second fixed contact 100b, and one end of the second movable contact 104 is connected to the fourth fixed contact 10b.
1b. Therefore, in the circuit of FIG.
Since the first movable contact 103 and the second movable contact 104 are both connected to the ground terminal G of the battery B, power is not supplied from the battery B to the motor M, and the motor M is maintained in a stopped state.

In this state, when the operating unit 109 is operated to rotate the lever 115 counterclockwise, the first actuator 105 causes the first movable contact 103 to move in the direction of the first fixed contact 100a. It slides while pressing the first movable contact 103. Then, the first actuator 105
Exceeds the first movable contact support portion 111a, the first movable contact 103 swings clockwise around the first movable contact support portion 111a by the elastic force of the first elastic member 107, As shown in FIG. 18B, the other end of the first movable contact 103 comes into contact with the first fixed contact 100a, and comes into a non-contact state with the second fixed contact 100b. On the other hand, by rotating the lever 115, the second actuator 106 also slides on the second movable contact 104 in the direction of the third fixed contact 101a. Since it is already in contact with the contact point 101b, it does not swing and is kept in the same state as shown in FIG. Therefore, in the circuit of FIG.
Is connected to the plus terminal B ^{+ of the} battery B, and the second movable contact 104 is connected to the ground terminal G of the battery B, so that one end of the motor M is supplied with power from the battery B, M rotates in the first direction.

Also, the lever 1 is changed from the state shown in FIG.
15 is rotated clockwise, the second movable contact 104 swings, and the other end of the second movable contact 104 is connected to the third fixed contact 101a. And the first movable contact 103 does not swing and is kept in contact with the second fixed contact 100b. Therefore, in the circuit of FIG. 19, the second movable contact 104 is connected to the positive terminal B ^{+ of the} battery B, and the first movable contact 103 is connected to the ground terminal G of the battery B. Is supplied with power from the battery B, and the motor M rotates in the second direction.

[0012]

The switch device according to the prior art includes a first movable contact 103 and a second movable contact 1.
04 are arranged in two rows, the lateral dimension w of the switch device is increased, and the first and second actuators 105 and 106 are moved from the neutral position in two opposite directions, whereby each movable contact Since the connection between the fixed contacts 103, 104 and the fixed contacts 100a, 100b, 101a, 101b is switched, each movable contact 103, 1
The length 1 of the switch device 04 is inevitably increased, and the vertical dimension L of the switch device is also increased.

Therefore, when the switch device according to the conventional example is applied to a switch box for a power window,
Since a plurality of switch devices are arranged in parallel in the width direction and the length direction of this type of switch box, the size of the switch box for the power window is increased, and the degree of freedom in designing the interior of the vehicle is reduced.

In particular, in recent years, it has been considered to provide a motor having a larger rated current in order to improve the performance of the power window device. However, in order to allow a large current to flow between the contacts, the setting of each contact is required. Such an inconvenience becomes conspicuous because it is necessary to increase the interval, and in the switch device according to the conventional example, the width dimension w and the length dimension L are necessarily increased.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned deficiencies of the prior art, and an object of the present invention is to provide a small-sized switch device capable of switching a large current.

[0016]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention firstly provides first to fourth fixed contacts arranged in a line at a required interval, and the first to fourth fixed contacts. A first movable contact pivotally disposed on first and second fixed contacts of the first to fourth fixed contacts, and the first to fourth fixed contacts.
A second movable contact slidably disposed on third and fourth fixed contacts of the fixed contacts, and a slidably disposed first movable contact on the first movable contact. A first slider for swinging a contact, and a second slider slidably disposed on the second movable contact and swinging the second movable contact; The first slider and the second slider are arranged at the closest position on the same axis, and when operated, the first slider moves in a direction away from the second slider and the first slider moves.
Or the second slider is moved in a direction away from the first slider to swing the second movable contact.

As described above, the first to fourth fixed contacts are arranged in a line at a required interval, and the first to fourth fixed contacts are placed on the first and second fixed contacts among the first to fourth fixed contacts. When the first movable contact and the first slider are arranged, and the second movable contact and the second slider are arranged on the third and fourth fixed contacts, the first and second fixed contacts and the second slider are arranged. The width of the switch device can be reduced as compared with the case where the one movable contact, the third and fourth fixed contacts, and the second movable contact are arranged in two rows. Further, when the first and second sliders are closest to each other on the same axis during non-operation, and when the operation of the slider is regulated so that one slider moves in a direction away from the other slider during operation, the slider is moved. As compared with the case where the operation of the slider is regulated so as to be able to move in two opposite directions from the neutral position, the moving distance of the slider, and thus the length of the first and second movable contacts, can be shortened. Can be reduced in length. Therefore, the volume of the switch device can be reduced as a whole, and when the switch device is applied to a switch box for a power window, the switch box can be reduced in size, and the degree of freedom in designing the interior of an automobile can be increased.

In addition, the first to fourth fixed contacts are arranged in a line at a predetermined interval, and the first and second sliders are brought closest to each other on the same axis when not operated, and one of the sliders is operated when operated. Is moved in a direction away from the other slider, the fixed contacts to which a large current is applied are arranged at both ends, so that the fixed contacts to which a large current is applied without increasing the overall length dimension. Can be set at a large interval, so that a large current can be switched without increasing the size of the switch device.

The present invention also provides, secondly, first to fourth fixed contacts arranged in a line at a predetermined interval, and first and fourth fixed contacts of the first to fourth fixed contacts. A first movable contact that is swingably disposed on the second fixed contact, and a first movable contact that is swingably disposed on the third and fourth fixed contacts of the first to fourth fixed contacts. 2 movable contacts and the first
A first slider slidably disposed on a movable contact of the first movable contact and swingably operating the first movable contact; and a second slider slidably disposed on the second movable contact of the second movable contact A second slider for swinging the first slider, the first slider and the second slider.
And an operating unit for applying an operating force to the first slider or the second slider, wherein the first slider and the second slider are the same when the operating unit is not operated. The first slider is arranged at a position closest to the axis, and when operating the operating unit, the first slider moves in a direction away from the second slider by an operating force of the operating unit to move the first movable unit. The contact is rocked or the second slider is moved in a direction away from the first slider to rock the second movable contact.

As described above, when the operating section is disposed between the first slider and the second slider, the two sliders can be operated with one operating section, so that the operability is the same as that of the conventional switch device. Can be obtained. In addition, since the switch device and the operation unit are configured as separate and independent units, the switch device having the same configuration can be applied to both a swing operation unit and a sliding operation unit. Can be enhanced. Furthermore, since the switch device and the operation unit are configured as independent units, the degree of freedom of the arrangement of the switch device with respect to the operation unit can be increased. Thus, the size of the device to which the switch device is applied can be reduced. Others have the same functions and effects as the first problem solving means.

Further, the third aspect of the present invention is directed to a configuration in which, when not operated, the operating portion of the second means for solving the problem is elastically contacted with both the first slider and the second slider. did.

As described above, when the operating portion is brought into elastic contact with both the first slider and the second slider at the time of non-operation, when the operating portion is operated in the direction of the first slider, the second portion can be used. When the slider is operated in the direction of the slider, no play occurs between the operating section and each slider, so that the operational feeling of the operating section can be improved.

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a switch device according to the present invention will be described below with reference to FIGS.
1 is an exploded perspective view of the switch device according to the embodiment, FIG. 2 is a plan view of a wafer, FIG. 3 is a cross-sectional view taken along line AA of FIG.
5 is a plan view of the movable contact, FIG. 5 is a side view of the movable contact, FIG. 6 is a side view of the actuator, FIG. 7 is a plan view of the actuator, FIG. 8 is a side view of the slider, and FIG. FIG. 10 is a plan view of the housing, and FIG.
FIG. 12 is a sectional view taken along the line DD in FIG. 10.

As shown in FIG. 1, the switch device of the present embodiment comprises a wafer 1 provided with fixed contacts, first and second movable contacts 2 and 3, first and second actuators 4,
5, first and second elastic members 6, 7, first and second elastic members 6, 7,
, And a housing 10.

The wafer 1 is, as shown in FIGS.
Resin part 1 molded with insulating plastic material
1 and a metal part 12 formed integrally with the resin part 11.

As shown in these figures, the resin portion 11
The bottom surface 21 and the side wall 2 erected from the long side of the bottom surface 21
2 and a side wall 23 rising from the short side of the bottom surface 21 are formed in an elongated rectangular container shape, and one side of the center of the long side direction center (in the case of this example, FIG. The left side of FIG. 3) is the first contact storage section 24, and the other side is the second
Of the contact storage portion 25. Each contact storage part 24, 2
5 are provided on the inner surface of the side wall 22, 3 to 6 ridges 26 for suppressing the swinging of the first or second movable contact 2, 3.
a, 26b and 26c are formed symmetrically.
On the outer surface of the side wall 22, two pairs of four locking claws 27 for snap-connecting the housing 10, and a housing contact protrusion 28 for regulating the mounting position of the housing 10 with respect to the resin portion 11 are provided. Are protruding.

As shown in FIG. 3, the metal part 12 includes a first fixed contact 31, a second fixed contact 32, and a first fixed contact 31 provided between the first and second fixed contacts 31, 32. The first movable contact support portion 33, the third fixed contact 34, the fourth fixed contact 35, and the third and fourth fixed contacts 34, 3
5 and a second movable contact support portion 36 provided between the first contact storage portion 24 and the second contact storage portion 2.
5 are arranged in a line. Each of these fixed contacts 3
One end of each of the support portions 33, 36 and the support portions 33, 36 protrudes outward from one side surface of the resin portion 11 so as to be electrically connected to a printed wiring board (not shown). One end of the first movable contact support 33 and the second movable contact support 36 is erected upward and protrudes into the first contact storage 24 and the second contact storage 25. I have.

The first and second movable contacts 2 and 3 are formed in the same shape and the same size by bending a strip-shaped metal plate.
The first and second movable contacts 2 and 3 of this example are shown in FIGS.
As shown in FIG. 5, both ends are in contact with the first fixed contact 31 or the third fixed contact 34, and the wide first contact portion 41 is in contact with the second fixed contact 32 or the fourth fixed contact 35. A second contact portion 42 having a narrow width is formed, and two pairs of four protrusions 43 and 44 are provided on a middle side portion thereof at a required interval.
Are symmetrically projected. The protrusions 43 and 44 are set at intervals so that the protrusions 26b formed on the inner surface of the resin portion 11 can be inserted.
Are turned downward so that the first and second movable contacts 2 and 3 can operate smoothly in the first or second contact storage portions 24 and 25. The outer sides of the projections 43 and 44 are abutting portions of the ridges 26 a and 26 c formed on the inner surface of the resin portion 11.
By contacting the protruding ridges 26a, 26c with the contact portions, the first and second movable contacts 2, 3 in the first or second contact storage portions 24, 25 are prevented from swinging. It has become.

As shown in FIG. 5, the first and second movable contacts 2 and 3 are bent so that the first contact portion 41 and the second contact portion 42 are inclined at a predetermined angle. When one contact portion is brought into contact with one fixed contact, the contact between the other contact portion and the other fixed contact is cut off.

The first and second movable contacts 2, 3
The first contact portion 41 is on the first fixed contact 31 or the third fixed contact 34 side, and the second contact portion 42 is on the second fixed contact 32
Alternatively, the first contact accommodating portion 24 formed on the resin portion 11 is formed by inserting the ridge 26b toward the fourth fixed contact 35 and between the two pairs of protrusions 43 and 44.
And the second contact storage portion 25. As a result, the first and second movable contacts 2 and 3 are swingably supported by the first and second movable contact supports 35 and 36 erected on the bottom surface of the resin portion 11, respectively.

The first and second actuators 4, 5 are:
It is formed in the same shape and the same size with an insulating plastic material. As shown in FIGS. 6 and 7, the first and second actuators 4 and 5 of the present example include a movable contact driving unit 51 having a lower end formed in an arc shape, and an upper surface of the movable contact driving unit 51. A pin 52 protruding from a central portion;
1 and a sliding guide portion 53 standing upright around the pin 52 from the side surface portion. A gap between the pin 52 and the sliding guide portion 53 is formed by a first or second elastic member 6,7. Insertion part of.

The first and second elastic members 6 and 7 are provided with pins 5 formed on the first and second actuators 4 and 5, respectively.
It has a coil spring having a diameter that can be inserted into the gap between the slide guide 2 and the sliding guide 53.

The first and second sliders 8 and 9 are formed in the same shape and the same size using an insulating plastic material. As shown in FIGS. 8 and 9, the first and second sliders 8 and 9 of this example include a pressing portion 61 formed in a hollow prism shape,
And two supporting portions 62 projecting from two opposite sides of the lower end portion of the pressing portion 61 and arranged in parallel with each other. A pin 63 having the same diameter as the pin 52 formed on the first and second actuators 4 and 5 projects downward. At both ends of the support portion 62, abutting portions 64 that are in contact with the wafer 1 and the housing 10 described below are protrudingly provided.

The first and second actuators 4, 5
Are removably accommodated in hollow pressing portions 61 formed in the first or second sliders 8, 9 via the first or second elastic members 6, 7, respectively. The upper and lower ends of the first and second elastic members 6, 7 are formed on the top plate 61a of the first or second slider 8, 9 and the first and second actuators 4, 5, respectively. The first and second actuators 4 and 5 are always urged in a direction in which the first and second actuators 4 and 5 protrude from the first or second sliders 8 and 9. At the upper end and the lower end of the first and second elastic members 6 and 7, a pin 63 protruding from the first or second slider 8 and 9 and a first or second actuator 4 respectively. , 5 are inserted through the pins 52 to prevent the first and second elastic members 6, 7 from swinging.

The housing 10 is formed of an insulating plastic material. As shown in FIGS. 10 to 12, the contact accommodating portions 24, 2 formed on the wafer 1 are formed.
5 is formed in an elongated rectangular container shape with a top plate 71 covering the wafer 5 and side walls 72 and 73 attached to the outer surfaces of the side walls 22 and 23 formed on the wafer 1. The top plate 71 is provided with an opening 74 for inserting the pressing portion 61 formed on the first and second sliders 8 and 9. In addition, two pairs of four tongue pieces 75 project downward from the lower portion of the side wall 72, and a locking claw 27 formed on the resin portion 11 of the wafer 1 is formed at a portion where the tongue pieces 75 are formed. A locking hole 76 to be snap-coupled is formed, and a slope 77 for facilitating snap connection between the locking claw 27 and the locking hole 76 is formed at a lower end portion of the inner surface thereof. On the inner surface of the side wall 72, a stopper 78 for regulating the sliding ends of the sliders 8, 9 is formed at a portion in contact with the top plate 71. Further, on the outer surface of one of the two side walls 73 formed in parallel with each other, a plurality of (six in the example of FIG. 10) for abutting the housing 10 against a printed wiring board (not shown). A plurality of abutting projections 79 project through the positioning holes formed in the printed wiring board (not shown) for positioning the switch device with respect to the printed wiring board (two pieces in the example of FIG. 10). The positioning projection 80 of FIG. In addition, the side wall 73 is provided with a contact step 82 for abutting against the upper surface of the side wall 23 formed on the resin portion 11 of the wafer 1.

The housing 10 is provided with the first or second housing.
The first or second elastic member 6,
The first and second actuators 4 and 5 inserted through the first and second movable contacts 7 and 8 respectively contact the first and second movable contacts 2 and 3 accommodated in the wafer 1 and The contact portions 64 formed on the lower surfaces of the support portions 62 of the second sliders 8 and 9 are snap-joined to the wafer 1 in a state where the contact portions 64 are in contact with the side walls 22 of the wafer 1. The snap connection between the wafer 1 and the housing 10 is performed by the top plate 71 of the housing 10.
The first and second sliders 8, 9 are inserted into the opening 74 formed in
Of the housing abutment protrusion 28 formed on the wafer 1 and the side wall 72 formed on the housing 10.
The locking claw 27 formed on the wafer 1 is opened in the housing 10 in a state where the lower surface of the wafer 1, the upper surface of the side wall 23 formed on the wafer 1 and the contact step 82 formed on the housing 10 abut against each other. This is performed by engaging with the locking hole 76 that has been made. As a result, the contact portions 64 formed on the upper surfaces of the support portions 62 of the first and second sliders 8 and 9 are formed.
Are elastically contacted with the top plate 71 of the housing 10 by the elastic force of the first and second elastic members 6 and 7, and the first and second elastic members
Sliders 8 and 9 are slidably held within a range regulated by a stopper 78 formed in the housing 10.

Hereinafter, the operation of the switch device according to the embodiment configured as described above will be described with reference to FIGS. FIG. 13 is a cross-sectional view of the switch device according to the embodiment when not operated, and FIG. 14 is a cross-sectional view of the switch device according to the embodiment when the first slider is operated.

As shown in FIG. 13, when no operation is performed, both the first and second sliders 8, 9 are moved toward the center of the wafer 1 in the longitudinal direction.
Are closest to each other on the same axis. At this time, the first actuator 4 is in contact with the first movable contact 2 on the right side of the first movable contact support portion 33, and the first movable contact 2 has an elastic force of the first elastic member 6. As a result, it is swung clockwise about the first movable contact support 33,
Is in electrical contact with the fixed contact 32 of the first embodiment. On the other hand, the first actuator 5 is in contact with the second movable contact 3 on the left side of the second movable contact support 36, and the second movable contact 3
Is pivoted counterclockwise around the second movable contact support portion 36 by the elastic force of the second elastic member 7 and is in electrical contact with the fourth fixed contact 35.

When the first slider 8 is moved away from the second slider 9 from this state, the first actuator 4 is moved to the first elastic member 6 as shown in FIG.
The first movable contact 2 moves to the left of the first movable contact support portion 33 against the elastic force of the first movable contact support portion 33 around the first movable contact support portion 33 by the elastic force of the first elastic member 6. Rocked clockwise. As a result, the electrical contact between the first movable contact 2 and the second fixed contact 32 is released, the first movable contact 2 is electrically contacted with the first fixed contact 31, and the contact switching is performed. Is performed. In this state, when the operating force applied to the first slider 8 is removed, the first actuator 4 moves along the slope formed on the first movable contact 2 by the elastic force of the first elastic member 6. The first movable contact support 33
And returns to the original position shown in FIG.

The same applies to the case where the second slider 9 is moved in the direction away from the first slider 8,
The second actuator 5 moves to the left side of the second movable contact support portion 36 against the elastic force of the second elastic member 7,
The movable contact 3 is pivoted clockwise around the second movable contact support 36 by the elastic force of the second elastic member 7. As a result, the second movable contact 3 and the fourth fixed contact 35
Electrical contact with the second movable contact 3 is released.
Is electrically contacted with the fixed contact 34, and the contact is switched. In this state, when the operation force applied to the second slider 9 is removed, the second actuator 5 moves along the slope formed on the second movable contact 3 by the elastic force of the second elastic member 7. To the right side of the second movable contact support portion 36, and returns to the original position shown in FIG.

Accordingly, similarly to the switch device according to the conventional example, the driving direction of the motor provided in the vehicle power window device can be switched.

The switch device according to the present embodiment has a first
The fourth to fourth fixed contacts 31, 32, 34, 35 are arranged on the same axis at a required interval, and the first and second fixed contacts 31, 32 of the first to fourth fixed contacts are arranged. Since the first movable contact 2 and the first slider 8 are arranged on the upper side, and the second movable contact 3 and the second slider 9 are arranged on the third and fourth fixed contacts 34 and 35. , The first and second fixed contacts, the first movable contact and the third and fourth fixed contacts.
The fixed contact and the second movable contact are located on different axes.
The width dimension w of the switch device can be smaller than that of the conventional switch devices arranged in a row. Further, since the first and second actuators 4 and 5 are moved only in one direction, the first and second actuators 4 and 5 are moved in two opposite directions from the neutral position as compared with the conventional switch device. Thus, the moving distance of the actuators 4, 5 and thus the lengths of the first and second movable contacts 2, 3 can be reduced, and the length of the switch device can be reduced. Therefore, the volume of the switch device can be reduced as a whole, and when the switch device is applied to a switch box for a power window, the switch box can be reduced in size, and the degree of freedom in designing the interior of an automobile can be increased.

The first to fourth fixed contacts 31, 3
2, 34, 35 are arranged on the same axis at a required interval, and the first and second sliders 8, 9 are closest to each other on the same axis when not operated, and one slider is moved to the other during operation. Since the slider is moved in the direction away from the slider, the fixed contacts to which a large current is applied are arranged at both ends, so that the fixed contacts to which a large current is applied without increasing the overall length dimension The interval can be increased, and a large current can be switched without increasing the size of the switch device.

In the embodiment, when the operation force applied to the first or second sliders 8, 9 is removed after the first or second sliders 8, 9 are operated, the first or second sliders 8, 9 are removed. The automatic return type switch device in which the first or second slider 8, 9 automatically returns to the original position has been described as an example, but by devising the shapes of the first and second movable contacts 2, 3, A lock-type switch device in which the first or second slider 8, 9 is automatically locked to the operation position may be used.

FIGS. 15 and 16 show examples of usage of the switch device configured as described above. FIG.
And the second sliders 8 and 9 are installed in parallel with the horizontally arranged printed wiring board 90, and these first and second sliders 8 and 9 are installed.
In the case where the sliders 8 and 9 are operated by an operation unit 93 having a lever 91 disposed perpendicular to the printed wiring board 90 and a knob 92 provided at an upper end of the lever 91. FIG. 16 shows that the first and second sliders 8 and 9 are installed vertically with respect to a horizontally arranged printed wiring board 90, and the first and second sliders 8 and 9 are installed vertically.
9 is a lever 91 disposed perpendicular to the printed wiring board 90 and a knob 9 provided at the upper end of the lever 91.
2 shows an example of a usage pattern in the case of operating with the operation unit 93 having 2.

The operation unit 93 is slidably or slidably provided on an electric device provided with the switch device according to the present invention, for example, a switch box of an automobile power window device, and is formed integrally with the operation unit 93. Lever 91 is set between the first and second sliders 8 and 9. Therefore, the first or second slider 8, 9 is selected by sliding or swinging the operation unit 93 from the neutral position in the direction for driving the first slider 8 or the direction for driving the second slider 9. Can be driven.

The lever 91 provided on the operating portion 93 is used when the operating portion 93 is operated in the driving direction of the first slider 8 and when the operating portion 93 is operated in the driving direction of the second slider 9. Also, in order to prevent play between the lever 91 and each of the sliders 8 and 9 and to improve the operation feeling of the operation portion 93, both the first slider 8 and the second slider 9 are elastically contacted. Is particularly desirable.

As described above, since the width dimension w of the switch device according to the present invention can be reduced, when the switch device is arranged as shown in FIG. 15, the height of the switch setting portion in the electric device provided with the switch device is determined. The dimension H can be reduced, and when arranged as shown in FIG. 16, the width dimension W of the switch setting portion in the electric device provided with the switch device can be reduced.

As described above, the switch device according to the present invention comprises:
Since the two sliders 8 and 9 can be operated with one operation section 93, the same operability as that of the conventional switch device can be obtained. Further, in the switch device according to the present invention, the switch device and the operation unit 93 are configured as separate independent members, so that the switch device having the same configuration is applied to both the swing operation unit and the sliding operation unit. And the versatility of the switch device can be improved. Furthermore, since the switch device and the operation unit 93 are configured as separate and independent units, the degree of freedom of the arrangement of the switch device with respect to the operation unit 93 can be increased, and from this point, the versatility of the switch device can be improved. In addition, the size of the device to which the switch device is applied can be reduced.

[0050]

As described above, according to the present invention, the first to fourth fixed contacts are arranged on the same axis at a required interval, and the first to fourth fixed contacts are arranged on the same axis. Since the first movable contact and the first slider are arranged on the first and second fixed contacts, and the second movable contact and the second slider are arranged on the third and fourth fixed contacts. , The width of the switch device as compared with the case where the first and second fixed contacts and the first movable contact and the third and fourth fixed contacts and the second movable contact are arranged in two rows on different axes. Dimensions can be reduced. In addition, the first and second sliders are closest to each other on the same axis when not operating, and the operation of the slider is regulated so that one slider moves in a direction away from the other slider during operation. As compared with the case where the operation of the slider is restricted so that the slider can be moved in two opposite directions from the neutral position, the moving distance of the slider, and hence the lengths of the first and second movable contacts, can be shortened. Can be reduced in length. Therefore, the volume of the switch device can be reduced as a whole, and when the switch device is applied to a switch box for a power window, the switch box can be reduced in size, and the degree of freedom in designing the interior of an automobile can be increased.

Further, the first to fourth fixed contacts are arranged on the same axis at a required interval, and the first and second fixed contacts are arranged on the same axis.
When the slider is not operated, bring it closest on the same axis,
During operation, one slider is moved in the direction away from the other slider, so by arranging fixed contacts to which a large current is applied at both ends, large currents can be achieved without increasing the overall length. Can be set longer, and a large current can be switched without increasing the size of the switch device.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a switch device according to an embodiment.

FIG. 2 is a plan view of a wafer constituting the switch device according to the embodiment.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a plan view of a movable contact included in the switch device according to the embodiment.

FIG. 5 is a side view of a movable contact included in the switch device according to the embodiment.

FIG. 6 is a side view of an actuator constituting the switch device according to the embodiment.

FIG. 7 is a plan view of an actuator included in the switch device according to the embodiment.

FIG. 8 is a side view of a slider included in the switch device according to the embodiment.

FIG. 9 is a sectional view taken along line BB of FIG. 8;

FIG. 10 is a plan view of a housing constituting the switch device according to the embodiment.

FIG. 11 is a sectional view taken along the line CC in FIG. 10;

FIG. 12 is a sectional view taken along line DD of FIG. 10;

FIG. 13 is a cross-sectional view of the switch device according to the embodiment when not operated.

FIG. 14 is a cross-sectional view of the switch device according to the embodiment when the first slider is operated.

FIG. 15 is a perspective view showing a usage example of the switch device according to the present invention.

FIG. 16 is a perspective view showing another example of usage of the switch device according to the present invention.

FIG. 17 is an exploded perspective view of a switch device according to a conventional example.

FIG. 18 is an operation explanatory view of a switch device according to a conventional example.

FIG. 19 is a circuit diagram showing a power supply circuit of a power window motor using a switch device according to a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Wafer 2 1st movable contact 3 2nd movable contact 4 1st actuator 5 2nd actuator 6 1st elastic member 7 2nd elastic member 8 1st slider 9 2nd slider 10 Housing 31st 1 fixed contact 32 second fixed contact 34 third fixed contact 35 fourth fixed contact 92 operation unit

Claims (3)

[Claims] 1. A first to a fourth fixed contact arranged in a row at a predetermined interval, and swinging on first and second fixed contacts of the first to fourth fixed contacts. A first movable contact movably disposed; a second movable contact oscillatably disposed on third and fourth fixed contacts of the first to fourth fixed contacts; A first slider slidably disposed on one movable contact and swinging the first movable contact; and a second slider slidably disposed on the second movable contact. A second slider for swinging a contact, wherein when not operated, the first slider and the second slider are arranged at the closest positions on the same axis, and when operated, the first slider Moves in a direction away from the second slider to swing the first movable contact, or Switch device in which the second slider is characterized in that swinging the moving the second movable contact in a direction away from the first slider. 2. A first to a fourth fixed contact arranged in a row at a required interval, and swinging on the first and second fixed contacts of the first to fourth fixed contacts. A first movable contact movably disposed; a second movable contact oscillatably disposed on third and fourth fixed contacts of the first to fourth fixed contacts; A first slider slidably disposed on one movable contact and swinging the first movable contact; and a second slider slidably disposed on the second movable contact. A second slider that swings a contact, and an operating unit that is disposed between the first slider and the second slider and applies an operating force to the first slider or the second slider. When the operation unit is not operated, the first slider and the second slider are positioned closest to each other on the same axis. Arranged, upon operation of the operation unit, the operation force of the operation unit,
Either the first slider moves in a direction away from the second slider and swings the first movable contact, or the second slider moves in a direction away from the first slider. A switch device for swinging the second movable contact. 3. The switch device according to claim 2, wherein the operating portion is in elastic contact with both the first slider and the second slider when not operating.