JPH08339738A - Switch structure - Google Patents

Abstract

(57) [Summary] [Purpose] To eliminate the need for on / off switches and the soldering work required to mount these switches on a board, to reduce the number of assembly steps and improve assembly workability. Provide a switch structure capable of [Structure] A plurality of contact portions 26, 2 on the substrate facing surface portion 21A
A plurality of sets of electrode parts 5A, 5B, and 5C, each including 7, 28, and 29, are provided, and the electrode parts 5A, 5B, and 5C are
Power supply terminal 4 connected to the contact parts 26, 27, 28, 29 of
2A, 42B and motor connection terminals 43A, 43B, 43
Connector 4 having C and 43D, and connector facing surface 3A
The plurality of switch patterns 15, 16, 17, 18 are provided in the
A substrate 3 for switching the short-circuiting of the contact portions 26, 27, 28, 29 of C, and a switch drive mechanism portion 2 for moving the substrate 3 by moving the man switch knob 8 in one of the multiple directions. Equipped with.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a switch structure used for vertical and horizontal angle adjustment of a movable mirror of a vehicle.

[0002]

2. Description of the Related Art A conventional switch structure of this type is shown in FIG. This switch structure includes a case 51, a drive shaft 52, a stopper 53, a substrate 54, and a cover 55. The stopper 53 has a cross-shaped plunger guide groove portion 56 at the center thereof. Switch insertion holes 57 are formed in four directions centering on the plunger guide groove 56. Further, four switches 58 are mounted on the board 54 so as to be positioned in four directions.

The drive shaft 52 is provided with a hemispherical sliding surface portion 60 on a shaft portion 59, and a spring 61 and a plunger 62 are provided in a plunger insertion hole portion (not shown) formed at a tip portion of the shaft portion 59. Is provided, and pressing piece portions 63 are provided on four sides of the back surface of the shaft portion 59.

Then, the shaft portion 59 of the drive shaft 52 is inserted into the insertion hole portion 64 of the case 51, and the man switch knob 65 is attached to the shaft portion 59, and the sliding surface portion 60 of the drive shaft 52 is the above-mentioned. It is inserted into a shaft support portion (not shown) on the back side of the switch mounting portion 66 of the case 51. In addition, the stopper 53 is placed on the substrate 54 and the switch 58 is attached.
Is inserted in the switch insertion hole 57, and the case 51
With the cover 55 attached to the drive shaft 52, the plunger 62 of the drive shaft 52 is located at the center neutral portion 56a of the plunger guide groove 56, and the pressing piece 63 faces the push button 67 of the switch 58. There is. Further, 70 is an auto switch.

When the man switch knob 65 is moved leftward as shown in (1) and (2) of FIG.
The sliding surface portion 60 of the drive shaft 52 serves as a fulcrum, and the plunger 62 of the drive shaft 52 moves from the neutral portion 56a of the cross-shaped plunger guide groove portion 56 to the groove 56b on the right side. The pressing piece 63 presses the push button 67 of the switch 58 on the right side, and the switch 58 is turned on.

Similarly, when the man switch knob 65 is moved to the right, the pressing piece 63 of the drive shaft 52 presses the push button 67 of the left switch 58, and the switch 58 is turned on. When the man switch knob 65 is moved upward, the pressing piece 63 of the drive shaft 52 presses the push button 67 of the lower switch 58, the switch 58 is turned on, and the man switch knob 65 is lowered. When moving in the direction, the pressing piece 63 of the drive shaft 52 presses the push button 67 of the upper switch 58, and the switch 58 is turned on.

[0007]

However, in the structure of the conventional example described above, the switch 58 which is operated by the operation of the man switch knob 65 in four directions is required,
In addition, soldering work is required to mount these switches 58 on the board 54, and there is a problem that the number of assembly steps of the switch structure is large and the assembly workability is poor.

The present invention solves the above problems, and an object thereof is to eliminate the need for on / off switches and the soldering work for mounting these switches on a substrate. Another object of the present invention is to provide a switch structure that can reduce the number of assembling steps and improve the assembling workability.

[0009]

In order to achieve the above-mentioned object, a switch structure according to the invention of claim 1 provides a plurality of electrode parts each having a plurality of contact parts on the substrate facing surface part, A connector having a terminal group connected to the contact part of the electrode part of the connector, a board having a plurality of switch patterns on the surface facing the connector and switching the contact part of the electrode part of the connector by moving, and a man switch knob And a substrate moving means for moving the substrate by moving the substrate in one of the multiple directions.

Further, in order to achieve the above object, the switch structure according to the invention of claim 2 is the switch structure according to claim 1, wherein the contact portion is transferred to the connector facing surface of the substrate by a spring force. It is composed of a conductive ball movably pressed.

Further, in order to achieve the above object, the switch structure according to the invention of claim 3 is the switch structure according to claim 1, wherein the connectors are arranged on four sides of the board facing surface portion in a connector housing. A plurality of contact contact portions, a plurality of power supply terminals, a plurality of connection terminals, and a connection pattern for connecting the contact contact portions and the power supply terminals and the connection terminals are attached by insert molding, and the contact contact portions are electrically conductive via springs. A ball is provided as a contact portion, and the power supply terminal and the connection terminal are inserted into a mating connector fitting portion provided in the connector housing.

[0012]

The manipulator knob of the board moving means is moved in one of the multiple directions to move the board, and a plurality of switch patterns provided on the connector facing surface of the board causes the electrode portion of the connector to move. Switch the short-circuit of the contact part of and switch operation.

Therefore, an on / off switch which operates by operating the man switch knob in four directions becomes unnecessary, and further, when mounting these switches on a substrate, soldering work is not required, and the switch structure is assembled. The number of steps can be reduced, and the assembling workability can be improved.

[0014]

Embodiments of the present invention will now be described in detail with reference to the drawings. 1 is an exploded perspective view of a switch structure according to the present invention, FIG. 2 is a sectional view taken along the line AA of FIG. 1, FIG. 3 is a plan view of a connector facing surface of a substrate of the same switch structure, and FIG. 4 is the same switch. It is a top view of the connector of a structure.

The switch structure according to the present invention has a case 1
And a switch drive mechanism section 2 which is a board moving means, a board (PWB) 3, a connector 4, and an electrode section 5.

A switch mounting portion 1A is provided on the front surface 1a of the case 1, and a hemispherical concave receiving surface portion (not shown) is formed on the back side of the switch mounting portion 1A of the case 1. A hole 6 is formed in the central portion of the stick switch mounting portion 1A so as to extend to the center of the receiving surface portion. Further, engaging hole portions 7 are provided in the facing surface portions 1b and 1c of the four peripheral wall portions 1B of the case 1.

The switch drive mechanism 2 includes a man switch knob 8, a drive shaft 9, a spring receiving member 10, and a spring 11. The drive shaft 9 has a board mounting portion 12 at its base. , And has knob mounting portions 13 each having a knob mounting pin hole 13a on the front side. The knob mounting portion 13 of the drive shaft 9 has the knob mounting pin hole 13a.
The pin 13A inserted into the man switch knob 8
The drive shaft 9 is inserted into the hole 6 of the stick switch mounting portion 5, and the spring receiving member 10 is movably provided in the insertion portion of the drive shaft 9. The spring 11 is interposed between the receiving member 10 and the board mounting portion 12, and the spring receiving member 10 is in contact with the receiving surface portion by the spring force of the spring 11. Spring force holds the drive shaft 9 swingably.

The substrate 3 has a square shape, and a mounting hole 14 is formed in the central portion thereof.
As shown in FIG. 3, on the connector facing surface portion 3A, the first, second, third, and fourth switch patterns 15, 1 are formed in four directions.
6, 17, and 18 are formed. And the first, second,
Third and fourth switch patterns 15, 16, 17, 18
Is two parallel pattern contact parts 1 of different lengths.
The first and second switch patterns 15 and 16 have a shape in which 9A and 19B are short-circuited at the connection pattern portion 19C.
Is line-symmetrical with respect to a straight line passing through the center of the substrate 3, and the third and fourth switch patterns 17, 18 are line-symmetrical with respect to a straight line passing through the center of the substrate 3 and perpendicular to the straight line B.

Then, the board mounting portion 12 of the drive shaft 9 of the switch driving mechanism portion 2 is inserted into the mounting hole portion 14 of the board 3 so that the board 3 can swing on the drive shaft 9. It is installed.

The connector 4 has a connector housing 20. The connector housing 20 has a square block-shaped connector main body 21,
A peripheral wall portion 22 is formed around the inner surface portion 21A of the connector body 21, and a mating connector fitting portion 23 is formed on the outer surface portion 21B of the connector body 21. Further, the inner surface portion 21A of the connector main body 21 is provided with a rectangular recess 24 located at the center thereof, and the recess 2
Four sets of electrode mounting portions 25, each of which is a set of three electrode insertion recessed portions 25a, are formed in four directions centering around 4, and a locking projection 30 is provided on the facing surface portion of the connector body 21. .

The connector housing 20 is a motor which is integrated with the connector housing 20 and includes contact contact portions 31A, 31B and 31C, connection patterns described later, two power supply terminals 42A and 42B, and four connection terminals. The connection terminals 43A, 43B, 43C, 43D are attached by insert molding. The contact point contact portions 31A, 31B, 31C are located at the bottom of the electrode insertion recess 25a. And these four sets of electrode mounting parts 2
5, the contact insertion portions 31A, 31
The spring 40 and the conductive ball 4 are stacked on B and 31C.
The first, second, third, and fourth contact portions 26, 27, 28, and 29 of the electrode portion 5 are configured by attaching 1 and 2.

In this case, the first, second, third, and
The outer contact contact portions 31A of the fourth contact portions 26, 27, 28, 29 are connected to each other by a bus bar 32 which is a conductive pattern, and a power supply connection pattern portion 33 extends inward from the bus bar 32, The power supply connection pattern portion 33 is connected to one power supply terminal 42A inserted into the mating connector fitting portion 23.

Further, the first and second contact portions 2 of the electrode portion 5
The inner contact contact portions 31B of the electrodes 6, 27 are short-circuited by the conductive pattern 34, and the inner contact portions 31B of the third and fourth contact portions 28, 29 of the electrode portion 5 are short-circuited by the conductive pattern 35. The conductive pattern 34 is provided with a power supply connection pattern portion 34A. In addition, the first, second, third, and fourth contact portions 26, 27, 28, 2 of the electrode portion 5
The intermediate contact portions 31C of 9 are connected to the motor connection pattern portions 36, 37, 38 and 39, respectively, and the power supply connection pattern portion 34A is the mating connector fitting portion 23.
Is connected to the other power supply terminal 42B, and the motor connection pattern portions 36, 37, 38, 39 are inserted into the mating connector fitting portion 23. The motor connection terminals 43A, 43B, 43C, 43D. It is connected to the.

Then, the connector 4 is provided in the case 1.
And the locking projection 30 of the connector 4 is locked in the locking hole portion 7 of the case 1 to integrate the two.
The balls 41 are rotatably pressed against the connector facing surface portion 3A of the substrate 3 by receiving the compression reaction force of the spring 40.

Then, when the man switch knob 8 is in the neutral position, as shown in FIG.
The switch pattern 15 of the first of the electrode portion 5 of the connector 3
The inner side of the contact point portion 26 and the intermediate ball 41 contact with each other, the inner side of the second contact portion 27 of the electrode portion 5 of the connector 3 and the intermediate ball 41 contact with the second switch pattern 16 of the substrate 3, The third switch pattern 17 of the substrate 3 is contacted by the inner and intermediate balls 41 of the third contact portion 28 of the electrode part 5 of the connector 3, and the fourth switch pattern 18 of the substrate 3 is connected to the electrode of the connector 3. The inner side of the fourth contact portion 29 of the portion 5 and the intermediate ball 41 are in contact with each other.

Next, the operation of the switch structure configured as described above will be described. In the mating connector fitting portion 23 of the switch structure, two power supply terminals (not shown) connected to the power supply V and a movable mirror (not shown) up and down operation motor M1 and left and right operation motor M2. Connector (not shown) equipped with each motor terminal (not shown) of the above, the power supply connection terminals 42A and 42B are in contact with the two power supply terminals of the power supply V, and the motor terminals are connected to each other. The motor connection terminals 43A, 43B, 43C, 43D are in contact with each other.

When the man switch knob 8 is moved downward in FIG. 5, the end of the spring receiving member 10 serves as a fulcrum to rotate the drive shaft 28 upward so that the substrate 3 is moved upward. Move in the direction. For this reason, as shown in FIG. 6, the first switch pattern 15 of the board 3 short-circuits the outer side and the intermediate ball 41 of the first contact portion 26 of the electrode section 5 of the connector 3 to each other, and The second switch pattern 16 short-circuits the inner and middle balls 41 of the second contact portion 27 of the electrode portion 5 of the connector 3 to each other, causing a current to flow in the circuit R1 of the vertical operation motor M1. The mirror surface (not shown) of the movable mirror is adjusted upward by the forward rotation of M1.

When the man switch knob 8 is moved downward in FIG. 5, the end of the spring receiving member 10 serves as a fulcrum to pivot the drive shaft 28 downward so that the substrate 3 is lowered. Move in the direction. For this reason, as shown in FIG. 7, the first switch pattern 15 of the substrate 3 short-circuits the inner side of the first contact portion 26 of the electrode portion 5 of the connector 3 and the intermediate ball 41 to each other. The second switch pattern 16 short-circuits the outer and middle balls 41 of the second contact portion 27 of the electrode portion 5 of the connector 3 to each other, causing a current to flow in the circuit R1 of the vertical operation motor M1. M1 rotates in the reverse direction, and the mirror surface (not shown) of the movable mirror is adjusted downward.

When the man switch knob 8 is moved to the right in FIG. 5, the end of the spring receiving member 10 serves as a fulcrum to rotate the drive shaft 28 to the left and the substrate 3 to the left. Move in the direction. For this reason, as shown in FIG. 8, the third switch pattern 17 of the board 3 short-circuits the outer side and the intermediate ball 41 of the third contact portion 28 of the electrode section 5 of the connector 3 to each other, and The fourth switch pattern 18 short-circuits the inner side of the fourth contact portion 29 of the electrode portion 5 of the connector 3 and the intermediate ball 41 to each other, causing a current to flow in the circuit R2 of the left / right operation motor M2. The motor M2 rotates forward and the mirror surface of the movable mirror is adjusted to the right.

When the man switch knob 8 is moved to the left in FIG. 5, the end of the spring receiving member 10 serves as a fulcrum to rotate the drive shaft 28 to the right and the substrate 3 to the right. Move in the direction. For this reason, as shown in FIG. 9, the third switch pattern 17 of the substrate 3 short-circuits the inner side of the third contact portion 28 of the electrode portion 5 of the connector 3 and the intermediate ball 41 to each other. The fourth switch pattern 18 short-circuits the outer and middle balls 41 of the fourth contact portion 29 of the electrode portion 5 of the connector 3 to each other, causing a current to flow in the circuit R2 of the left / right operation motor M2, and for the left / right operation. The motor M2 rotates in the reverse direction and the mirror surface of the movable mirror is adjusted to the left.

In the above-described embodiment, the movable mirror can be easily adjusted by using the switch structure for adjusting the vertical and horizontal angles of the movable mirror of the vehicle.

[0032]

As described above in detail, in the switch structure according to the invention of claim 1, a plurality of electrode portions, each including a plurality of contact portions, are provided on the substrate facing surface portion, and the contact points of these electrode portions are provided. Connector having a group of terminals to be connected to the connector, a substrate having a plurality of switch patterns on the connector facing surface to switch the short-circuiting of the contact portion of the electrode portion of the connector, and the man switch knob among the multiple directions. And a switch drive mechanism unit that moves the substrate by moving the substrate in one direction, thereby moving the substrate by moving the man-switch knob of the switch drive mechanism unit in one of multiple directions. Then, the plurality of switch patterns provided on the surface of the board facing the connector are used to switch the short-circuiting of the contact portion of the electrode portion of the connector to perform the switch operation.

Therefore, it is unnecessary to provide switches that operate by manipulating the man switch knobs in four directions, and soldering work is not required to mount these switches on the board, which reduces the number of steps for assembling the switch structure. Therefore, the assembly workability can be improved.

A switch structure according to a second aspect of the present invention is the switch structure according to the first aspect, wherein the contact portion is conductively rotatably pressed against the connector facing surface of the substrate by a spring force. With the ball, it is possible to obtain the same effect as that of the invention of claim 1 described above, and also to obtain a stable contact pressure and reliably perform the switch operation.

A switch structure according to a third aspect of the present invention is the switch structure according to the first aspect, wherein the connector is provided with a plurality of contact contact portions and a plurality of contact contact portions arranged on four sides of the board facing surface portion in the connector housing. A power supply terminal, a plurality of connection terminals, the contact contact portion, and a connection pattern for connecting the power supply terminal and the connection terminal are attached by insert molding, and a conductive ball is arranged on the contact contact portion via a spring to form a contact portion. Since the power supply terminal and the connection terminal are inserted into the mating connector fitting portion provided in the connector housing, the same effect as that of the above-described invention of claim 1 can be more reliably achieved.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a switch structure according to the present invention.

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

FIG. 3 is a plan view of a switch pattern on a connector facing surface of a substrate having the same switch structure.

FIG. 4 is a plan view of a board facing surface of a connector having the same switch structure.

FIG. 5 is an operation explanatory diagram of a switch operation of the switch structure in a neutral state.

FIG. 6 is an operation explanatory diagram of a switch operation of the same switch structure in an upward operation state.

FIG. 7 is an operation explanatory diagram of a switch operation of the same switch structure in a downward operation state.

FIG. 8 is an operation explanatory diagram of a switch operation of the same switch structure in a leftward operation state.

FIG. 9 is an operation explanatory diagram of a switch operation of the switch structure in a rightward operation state.

FIG. 10 is an exploded perspective view of a conventional switch structure.

11 (1) and (2) are operation explanatory views of the switch structure.

[Explanation of symbols]

1 cover 2 switch drive mechanism section (board moving means) 3 board 4 connector 5A, 5B, 5C electrode section 8 man switch knob 15, 16, 17, 18 switch pattern 26, 27, 28, 29 contact section 42A, 42B power supply terminal (Terminal group) 43A, 43B, 43C, 43D Motor connection terminal (terminal group)

Claims (3)

[Claims] 1. A connector having a plurality of sets of electrodes, each set having a plurality of contacts, and a group of terminals connected to the contacts of these electrodes, and a plurality of switches on the faces of the connectors. A board having a pattern for switching short-circuiting of the contact portion of the electrode section of the connector by movement, and a board moving means for moving the board by moving the man switch knob in one of the multiple directions. A switch structure characterized by being provided. 2. The switch structure according to claim 1, wherein the contact portion is formed of a conductive ball which is rotatably pressed against the connector facing surface of the substrate by a spring force. 3. The connector, wherein a plurality of contact contact portions, a plurality of power supply terminals, a plurality of connection terminals, which are arranged on four sides of the board facing surface portion, are connected to a connector housing, the contact contact portion, a power supply terminal and a connection terminal. The connection pattern is attached by insert molding, and a conductive ball is arranged on the contact point contact portion through a spring to form a contact point, and the power supply terminal and the connection terminal are connected to a mating connector fitting portion provided on the connector housing. The switch structure according to claim 1, wherein the switch structure is formed by inserting the switch structure.