JP4730171B2 - Push / Slide switch - Google Patents

Description

  The present invention relates to a push / slide switch, and more particularly to a push / slide switch that can be used as a push switch or a slide switch by a single knob operation.

  2. Description of the Related Art Conventionally, a push / slide switch that can be used as a push switch or a slide switch by a single knob operation is known (for example, see Patent Document 1).

The push / slide switch known from Patent Document 1 employs a structure using a sliding contact system for both the slide switch function part and the push switch function part.
JP 2001-229781 A.

  However, the push / slide switch described in Patent Document 1 uses a sliding contact method for both the slide switch function part and the push switch function part, and thus has a problem that the push stroke becomes large. . The fact that the push stroke is large causes the following problems in terms of design in a device incorporating this push / slide switch.

  When the switch is not operated, the amount of protrusion of the knob that operates the switch from the operation panel surface of the device increases, and the knob easily touches the knob, resulting in increased damage and erroneous operation. In addition, when the operation is performed, the amount of the knob portion that gets into the operation panel increases, and the inside can be seen from the outside to deteriorate the appearance, or foreign matter is caught or entered. In addition, there is a problem that the entire switch becomes large and that it is difficult to obtain an operation feeling.

  Therefore, there is a technical problem to be solved in order to shorten the push stroke, and to obtain a compact and sharp operation feeling. The present invention aims to solve this problem. .

The present invention has been proposed to achieve the above object, and the invention according to claim 1 has a base for holding a plurality of slide fixing terminals and a plurality of push fixing terminals, and a knob opening. And a cover covering the base;
A slide contact piece that is movable in the left-right direction and is disposed opposite to the fixed terminal for sliding;
A dish-shaped movable contact piece that is arranged opposite to the push fixed contact and that is elastically inverted when the center is pressed to switch the connection between the push fixed contacts;
It has a knob that protrudes to the outside through the knob opening of the cover, covers the dish-shaped movable contact piece and the slide contact piece, is stored in the cover, and can slide in the left-right direction together with the slide contact piece In addition, an operation member that can move in the vertical direction to press down the dish-shaped movable contact piece when pressed in the push direction,
In the push / slide switch with
A first operating member that moves integrally with the slide contact piece; A second operating member that moves independently of the member and performs a switching operation of the dish-shaped movable contact piece,
Further, between the second operating member and the dish-shaped movable contact piece, it moves in the push direction in conjunction with the movement of the second operation member in the push direction, so that the approximate center of the dish-shaped movable contact piece is Provided is a push / slide switch provided with a leaf spring member to be pressed .

According to this configuration, when the operating member is slid in the left-right direction, the slide switch function portion including the sliding fixed terminal and the slide contact piece is operated, and when pressed in the push direction, the push fixed terminal and the dish-shaped movable contact are operated. The push switch function part consisting of one piece is operated. In the push switch function part, when the center of the plate-shaped movable contact piece is pressed down by the operating member, the so-called hitting contact method that elastically reverses in the front and back direction is used, so the push stroke is shortened. And a sharp operational feel can be obtained.

  According to this configuration, when the second operation member is moved in the left-right direction by the knob portion of the second operation member, the first operation member is also moved in the left-right direction, and the slide switch function portion is operated. When the knob is pressed, only the second operation member is moved in the push direction without changing the first operation member, and the push switch function portion is operated.

  According to this configuration, regardless of the movement position of the second operation member, when the second operation member is pushed in the push direction, the leaf spring member is moved in the push direction in conjunction with this, so that the plate-shaped movable contact piece is substantially omitted. Press the center.

  In the invention according to claim 1, since the push switch function part uses a tactile contact system, the push stroke can be shortened, a sharp operation feeling can be obtained, and the size can be reduced. Contribute.

This invention, when the user presses the knob portion of the second operating member, the first operating member as it may be only the second operating member to operate the push switch function portion is moved in the pushing direction.

This invention, regardless of the moving position of the second operating member, substantially in the center of the second pressing the operating member in the pushing direction, which in conjunction with each leaf spring member is moved in the push direction dished movable contact piece because pressing the, in addition to the effect can be expected the effect that the operation performed reliably.

  The push / slide switch of the present invention will be described below with reference to preferred embodiments.

Insulating base that holds multiple slide fixing terminals and multiple push fixing terminals in order to achieve the purpose of shortening the push stroke and achieving a compact size and a sharp operational feel A cover that has a knob opening and that covers the base; a slide that is movable in the left-right direction and is opposed to the fixed terminal for sliding; and that switches the connection between the fixed terminals for sliding by moving in the left-right direction A dome-shaped plate-shaped movable contact piece that is disposed opposite to the contact point for the push, and that is elastically reversed in the front and back direction to switch the connection between the contact point for push when the center is pressed; A knob having a knob projecting to the outside through the knob opening of the cover, and covering the dish-shaped movable contact piece and the slide contact piece and housed in the cover; Slidable in the lateral direction together with the id armature, also vertically movable in insulating operation member pressing the dished movable contact piece to be pushed in the pushing direction, is realized by providing the city.

  1 to 7 show an embodiment of the present invention. As shown in FIG. 4, the push / slide switch 1 includes a base 2, a cover 3, an operation member 6 including a first operation member 4 and a second operation member 5, a slide contact piece 7, a dish-shaped movable contact piece 8 and the like. Consists of.

  The base 2 is formed of an insulating member such as a synthetic resin material in a thin, substantially box shape. As shown in FIG. 5, the base 2 is fixed for sliding so that a part is exposed on the inner bottom surface 9. The terminals 10, 11, 12 are arranged in a line in the left-right direction, and the push fixing terminals 13, 14 are fixed in parallel with the slide fixing terminals 10-12 by insert molding. The terminal portions 10a to 12a, 11b and 11b of the slide fixing terminals 10 to 12 and the terminals 13a, 14a, 13b and 14b of the push fixing terminals 13 and 14 are led out to the outer surface of the base 2 and exposed. ing. Further, the push fixing terminals 13 and 14 are exposed in the recess 15 of the inner bottom surface 9.

  FIG. 6 shows the shapes and arrangement of the slide fixing terminals 10 to 12 and the push fixing terminals 13 and 14 arranged on the inner bottom surface 9. The terminal portions 10a to 12a, 11b, and 11b of the slide fixing terminals 10 to 12 and the terminals 13a, 14a, 13b, and 14b of the push fixing terminals 13 and 14 are led out to the outer surface of the base 2 and exposed. Yes.

  Further, a pair of positioning projections 16 and 16 are formed on the inner bottom surface 9 of the base 2 so as to correspond to the line L1 (see FIG. 5) connecting the push fixing terminals 13 and 14 separately on the left and right sides. Has been.

  On the other hand, on the outer side of the base 2, a pair of locking projections 17, 17 projecting outward from the side walls 18, 18 are integrally formed on the left and right side walls apart from each other in the front-rear direction.

  On the inner bottom surface 9 side, on the line L2 (see FIG. 5) connecting the slide fixing terminals 10 to 12, the slide contact piece 7 is disposed so as to be movable in the left-right direction, and the inner peripheral step portion 15a of the recess 15 is provided. The plate-shaped movable contact piece 8 is positioned and arranged in a non-contact state with the push fixed terminals 13 and 14.

  The slide contact piece 7 is formed by press-working a metal leaf spring material, and contacts 20 and 20 are formed at both ends, respectively, which are in pressure contact with the slide fixing terminals 10 to 12. The slide contact piece 7 constitutes a slide switch function unit together with the slide fixing terminals 10 to 12. That is, as shown in FIG. 7A, when the slide contact piece 7 is slid to the right, the slide fixed terminal 11 and the slide fixed terminal 12 are connected to each other as shown in FIG. As shown in the figure, when it is slid to the left, it operates so as to switch to the connection between the sliding fixed terminal 10 and the sliding fixed terminal 11.

The dish-shaped movable contact piece 8 is formed as a movable contact piece that is formed by pressing a metal leaf spring material into a circular shape that is curved in a dome shape and elastically reverses in the front and back direction when the center is pressed. . The dish-shaped movable contact piece 8 constitutes a push-contact type push switch function unit together with the push fixed terminals 13 and 14. That is, as shown in FIG. 8A, when the dish-shaped movable contact piece 8 has a complete dome shape without being pushed down at the center, the push fixed terminal 13 and the push fixed terminal 14 are formed. And is turned off electrically. As shown in FIG. 8 (b), when the center is pressed, it bends in the front and back directions and is click-deformed, and the center part straddles the push fixing terminal 13 and the push fixing terminal 14 to fix the push. The terminal 13 and the push fixing terminal 14 are brought into contact with each other, and are electrically turned on. When the central pressing is released, the click is deformed again to return to the original state shown in FIG. 8A, and the push fixing terminal 13 and the push fixing terminal 14 are separated to be electrically turned off.

  The first operation member 4 is made of synthetic resin and is attached to the molded product base 2 so as to be movable in the left-right direction. A slide contact piece 7 is attached to the lower surface so as to be movable together, and the upper surface is detent-locked. Recesses 21a and 21b are formed apart in the left-right direction. Further, an opening 22 penetrating vertically is formed at a position corresponding to the push fixing terminals 13 and 14.

  The second operation member 5 is made of synthetic resin and is disposed on the lower surface side of the first operation member 4. The second main body member 23 extends straight in the left-right direction and straight from the center of the upper surface of the main plate body 23. A knob 24 that extends upward and has a cross-sectional shape formed substantially equal to the opening 22 of the first operating member 4 is integrally provided. Then, the second operating member 5 causes the knob portion 24 to be inserted into the opening 22 from the lower surface side of the first operating member 4, and the knob portion 24 is protruded above the first operating member 4 to thereby protrude the first operating member 4. Are placed on the base 2 with the plate 25 and the insulating plate 26 interposed therebetween.

  The plate 25 is formed by press-molding a metal spring plate, and is disposed on the upper side of the dish-shaped movable contact piece 8 so as to lie in the left-right direction in the base 2. At the left and right ends of the plate 25, cutout portions 27, 27 that are engaged and positioned with the positioning protrusions 16, 16 are provided, respectively. In addition, a small protrusion 28 that protrudes toward the dish-shaped movable contact piece 8 side is provided at a position corresponding to the central portion of the dish-shaped movable contact piece 8.

  The insulating plate 26 is intended to electrically insulate the dish-shaped movable contact piece 8, the slide contact piece 7, and the plate 25.

  The cover 3 is attached to the base 2 from the upper side of the operation member 6 and is formed by pressing a metal leaf spring material. The main body portion 3a and parts of the left and right sides of the main body portion 3a are bent downward. The left and right side surface portions 3b, 3b are integrally provided with the front and back side surface portions 3c, 3c formed by bending a part of both the front and rear sides of the main body portion 3a downward. The main body 3a is provided with a knob opening 29 at a position corresponding to the knob 24 of the operation member 6, and protrudes downward to the center at a position corresponding to the detent locking recesses 21a, 21a of the operation member 6. The detent spring 30 having the protruding portion 30a is provided. The left and right side surfaces 3b and 3b are provided with locking claws 31 and 31 corresponding to the locking protrusions 17 and 17 of the base 2, respectively.

  In such a push / slide switch 1, first, the plate-shaped movable contact piece 8, from above the base 2 in which the slide fixing terminals 10 to 12 and the push fixing terminals 13 and 14 are integrally molded and fixed in advance. The insulating plate 26 and the plate 25 are arranged in order. Next, the second operating member 5 is overlaid on the first operating member 4, and the operating member 6 is disposed on the base 2 with the slide contact piece 7 engaged and attached to the lower surface of the first operating member 4. As a result, the slide contact piece 7 is arranged on the slide fixed terminals 10 to 12, and the operation member 6 is arranged in a state of covering the slide contact piece 7 and the dish-shaped movable contact piece 8. Next, the knob 24 and the knob opening 29 are made to correspond to each other, the cover 3 is covered from the upper side of the operation member 6, the locking claw 31 of the cover 3 is engaged with the locking protrusion 17, and the cover 3 is attached to the base 2. Install. As a result, the knob portion 24 protrudes from the knob opening 29 to the outside of the cover 3, and the protrusion 30 a of the detent spring 30 is assembled in a state that can be engaged with the detent locking recesses 21 a and 21 a of the operation member 6. 1 to 3 show a state after the assembly.

The operation of the push / slide switch 1 assembled in this way will be described. The case where the knob | pick part 24 is moved to right and left first, ie, the case where it uses as a slide switch, is demonstrated. When the knob 24 is moved, the first operating member 4 and the second operating member 5 slide together with the slide contact piece 7, and the connection of the slide fixing terminals 10 to 12 is switched. Further, if the protrusion 30a of the detent spring 30 is lowered and engaged with the detent locking recess 21a of the first operating member 4 when moved to a predetermined position, the operator switches the slide to the predetermined position. It is obtained as a touch to the hand. When the knob 24 is moved again in the opposite direction, the knob 24 is switched in the same manner. When the knob 24 is moved to a predetermined position, the protrusion 30a of the detent spring 30 falls into the detent locking recess 21b of the first operating member 4. Combined and obtained as a feel to the operator's hand.

  Next, a case where the knob portion 24 is pressed, that is, a case where it is used as a push switch will be described. When the knob 24 is pressed, the first operation member 4 remains unchanged, and only the second operation member 4 moves downward. At this time, the plate 25 is pushed down, and the plate 25 clicks and deforms the plate-shaped movable contact piece 8 to connect between the push fixed terminal 13 and the push fixed terminal 14, thereby creating an electrically on state. Further, when the press of the knob 24 is released, the second operating member 5 is returned by the elastic restoring force of the dish-shaped movable contact piece 8, and at the same time, the push fixing terminal 13 and the push fixing terminal 14 are separated from each other. , Become electrically off.

  Therefore, in this push / slide switch 1, since the push switch function portion uses a tactile contact system, the push stroke can be shortened and a sharp operation feeling can be obtained. In addition, miniaturization is possible.

  Further, when the knob 24 of the second operation member 5 is pressed, the first operation member 4 is left as it is, and only the second operation member 5 is moved in the push direction, and the push switch function portion can be operated.

  Further, as shown in FIG. 9, regardless of the movement position of the second operation member 5, when the second operation member 5 is pushed in the push direction, the plate 25 which is a leaf spring member is moved in the push direction in conjunction with this. Therefore, since the substantially center of the plate-shaped movable contact piece 8 is pressed, the operation can be surely performed regardless of the switching position of the slide switch function portion. FIGS. 9A and 9B are a plan view and a sectional view of the second operating member 5 when it is moved to the left, and FIGS. 9C and 9D are the second operating member. It is the top view and sectional drawing which show a state when moving 5 to the right.

  In addition, as shown in FIG. 10A, the knob 24 can be fitted with a cover (not shown) with a beautiful pattern and color to enhance the appearance effect. A recess 24a can be provided on the upper surface of the knob 24, and a separately manufactured component or the like can be fitted into the recess 24a.

  Furthermore, as shown in FIGS. 10B and 10C, a convex portion W can be provided at the substantially central portion of the upper surface of the dish-shaped movable contact piece 8 or the substantially central portion of the lower surface of the knob portion 24. The convex portion W can be formed, for example, by attaching a heat-resistant tape such as polyimide or Teflon (registered trademark) or potting a thermosetting resin such as polyimide. If comprised in this way, when the knob | pick part 24 is moved to the position corresponding to the substantially center part of the plate-shaped movable contact piece 8, the substantially center part of the plate-shaped movable contact piece 8 will be reliably in the said convex part W. Can be pushed down. In that case, the plate 25 can be omitted.

  It should be noted that the present invention can be variously modified without departing from the spirit of the present invention, and the present invention naturally extends to the modified ones.

1 is an external perspective view of a push / slide switch according to the present invention. 1 is an external plan view of a push / slide switch according to the present invention. FIG. 3 is a cross-sectional view taken along line AA in FIG. 2. The exploded perspective view of the push slide switch concerning the present invention. The top view of a base. Arrangement of fixed terminals. A connection diagram schematically showing the switching of the contacts of the slide switch function part, (a) is a connection diagram when the knob part is slid to the right, and (b) is a connection when the knob part is slid to the left. Figure. FIG. 4 is a connection diagram schematically showing contact switching of the push switch function unit, where (a) is a connection diagram when the knob is not pressed, and (b) is a connection diagram when the knob is pressed. (A) is an external plan view of the push / slide switch, (b) is a cross-sectional view taken along the line bb of (a), (c) is another external plan view of the push / slide switch, and (d) is the above ( The dd sectional view taken on the line of c). (A) is a perspective view which shows the recessed part provided in the upper surface of the knob | pick part, (b) is a front view of the knob part, (c) is a front view of a plate-shaped movable contact.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Push * slide switch 2 Base 3 Cover 4 1st operation member 5 2nd operation member 6 Operation member 7 Slide contact piece 8 Plate-shaped movable contact pieces 10-12 Fixed terminal 10a-12a for slides, 11b External terminal parts 13 and 14 Push fixed terminals 13a, 14a External terminal portions 21a, 21b Detent locking recess 24 Knob 25 Plate 29 Pick opening 30 Detent spring

Claims (1)

A base for holding a plurality of fixed terminals for sliding and a plurality of fixed terminals for pushing; a cover having a knob opening and covering the base;
A slide contact piece that is movable in the left-right direction and is disposed opposite to the fixed terminal for sliding;
A dish-shaped movable contact piece that is arranged opposite to the push fixed contact and elastically reverses when the center is pressed to switch the connection between the push fixed contacts,
It has a knob that protrudes to the outside through the knob opening of the cover, covers the dish-shaped movable contact piece and the slide contact piece, is stored in the cover, and can slide in the left-right direction together with the slide contact piece In addition, an operation member that can move in the vertical direction to press down the dish-shaped movable contact piece when pressed in the push direction,
In the push / slide switch with
The operation member has a first operation member that moves integrally with the slide contact piece and the knob, and moves integrally with the first operation member in the left-right direction, and the first operation in the push direction. A second operating member that moves independently of the member and performs a switching operation of the dish-shaped movable contact piece,
Further, between the second operating member and the dish-shaped movable contact piece, it moves in the push direction in conjunction with the movement of the second operation member in the push direction, so that the approximate center of the dish-shaped movable contact piece is A push / slide switch characterized in that a leaf spring member for pressing is provided.

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