JP2571107Y2 - Slider for switch - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the provision of a slider which is convenient for operating a slider type changeover switch used for various electric appliances.

[0002]

2. Description of the Related Art A switch mechanism that opens and closes a circuit by sliding a slider is easy to handle, and unless a strong external force is applied to the slider unless a force acts on the slider in the direction of operation. It does not operate and is widely used as a means for opening and closing circuits in portable equipment such as an 8 mm camera.

In addition, this type of changeover switch has been configured by assembling a lock button to the slider of the changeover switch in order to prevent the slider from sliding unexpectedly and the circuit from being opened or closed.

[0006] A slider A 'of the changeover switch shown in FIGS. 6 and 7 is installed in an installation hole H formed in an installation portion B of a cabinet or the like, and a lower portion of the slider A "is a printed circuit board. And the like, which is in contact with the substrate C, and has a concave base 100 disposed inside the mounting portion B, and a slide button 101 mounted on the base 100.
Thus, the periphery of the mounting hole H of the mounting portion B is clamped, and the inside of the mounting hole H is movable. A lock button 102 is mounted between the base 100 and the slide button 101. ing.

[0005] First, a pair of leg pieces 101a, 101a protruding from the slide button 101 is inserted into a mounting hole 100a of the base 100, and a hook 101b at the tip of the leg piece 101a is engaged with an edge of the hole 100a. In this state, the upper end of the rising wall 100b of the base 100 is in contact with the inner surface of the mounting portion B.

The slide button 101 and the base 1
00, the lock button 102 is inserted through the operation hole 101c of the slide button 101 into the push button 102.
a spring 103 fitted into a rod 102b loosely inserted into the hole 100c of the base 100 so that the projection 103a protrudes.
The lock plate portion 102c below the push button 102a fits in the mounting hole H of the mounting portion B, and the slider A 'Sliding is locked. Next, by pushing the push button 102a inward against the bias of the spring 103, the lock plate portion 102c comes out downward from the mounting hole H, and the slider A 'can slide.

[0007]

However, in such a conventional selector switch slider A ', the lock button 102 attached to the slider A' is
b as a pivot point, and is urged by the spring 103, so that the lock plate portion 102c is
7 when moved through the assembling hole H, there is often a problem that the handling operability and the appearance are not tidy.

The lock button 102 of the slider A '
Is always configured to be biased by the spring 103, and there is a disadvantage that the used spring loses the biasing force over time.

Further, this type of slider A 'has a disadvantage that the component cost and the assembly cost are relatively high since the slider A' has a large number of parts and is very small. .

In view of the inconvenience of the slider used in the conventional changeover switch, the present invention has a small number of parts, has a good assembling property, and does not tilt the lock button during operation. An object of the present invention is to provide a slider for a switch in which the elasticity of a lock button is not impaired for a long time.

[0011]

SUMMARY OF THE INVENTION The present invention achieves the above object by providing a slider made of a synthetic resin to be used between a mounting portion B having a mounting hole H and a substrate C. The configuration of A is provided by projecting from the knob 1 sliding on the mounting portion B on the periphery of the mounting hole H toward the inside of the mounting hole H, and furthermore, the sliding direction of the knob 1 is changed. A slide button S having a convex portion 3 sandwiching a hole edge of the mounting hole H between the pair of leg pieces 2 and 2 facing each other on the back side of the leg portion 1; A push button 5 that is mounted between the mounting portion B and the substrate C and that protrudes from a hole 4 provided in the knob portion 1 between the leg pieces 2 and 2 of the slide button S is erected on the upper surface. And a pair of elastic leg pieces 6 that expand in a C shape in the sliding direction and come into contact with the substrate C,
6, the locking plate 7 is resiliently contacted with the inner surface of the mounting portion B at the edge of the mounting hole H, and is locked between the locking plate 7 and the surface portion. This is a lock button R provided with locking means for releasing locking.

[0012]

When the push button 5 of the lock button R is pushed in, the lock button R is brought into contact with the elastic leg piece 6 in contact with the substrate C.
The locking means of the lock plate portion 7 on the lock button R is separated from the inner surface of the mounting portion B, the mutual locking is released, and the slider A can slide.

Further, the pressing of the lock button R to the push button 5 is stopped, and the slider A is slightly moved. To prevent the slider A from sliding.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A typical embodiment of a slider A for a changeover switch according to the present invention will be described in detail with reference to the accompanying drawings. FIG. 1 is a perspective view of an assembled part of the slider A according to the present embodiment, FIG. 2 shows the slider A in an assembled state in a sliding direction, and FIG. Shown in cross section. FIG. 4 is a sectional view showing the assembled state of the slider A in a direction orthogonal to the sliding direction of the slider A, and FIG. 6 is a sectional view showing the state of the slider A according to the second embodiment during sliding operation. Is shown.

A slide button S made of synthetic resin having insulating properties, which constitutes the slider A, covers the upper surface of the mounting hole H of the slider A. And a pair of parallel leg pieces 2 and 2 integrally projecting from the knob 1 toward the sliding direction of the slide button S. And this leg piece 2,
2 is provided on the surface opposite to the side facing each of them with a convex portion 3 parallel to the knob portion 1, and an assembling hole H is formed in a groove formed by the knob portion 1 and the convex portion 3. B at the edge of the hole
The parts are configured to fit together.

Further, a hole 4 is provided in the pinch portion 1 between the leg pieces 2 and 2 so as to communicate vertically, and a peripheral surface of the hole 4 is formed in a concave step shape to form a lock button. Further, a locking projection 8 serving as a support for pushing a lock button R that fits between the legs 2 is provided inside the lower end of the leg 2. It is provided. At the lower part of the leg piece 2 having such a configuration, there is provided a horizontal protruding portion 9 having insulating properties and provided with a contact member (not shown) used for opening and closing each circuit printed on a substrate C such as a printed circuit board. It is configured to have a function as a changeover switch.

In contrast to the slide button S, a lock button R made of synthetic resin having an insulating property is provided with a push button 5 on its upper surface.
Elastic leg pieces 6 are provided from both sides of a lock plate portion 7 provided in an upright manner, and are extended in a C-shape in the direction in which the lock button R slides. Part 7
A pair of locking projections 10 and 10 are provided on both sides of the lock plate 7 in the sliding direction of the lock plate 7 with inclined surfaces 10a facing outward from the push button 5 side. This locking projection 1
Reference numeral 0 denotes a hole of the lock button R together with a hole edge of the mounting hole H in the mounting portion B and locking holes 12 and 12 formed on both sides of the hole edge in the sliding direction of the lock button R. It constitutes a locking means. Further, on both sides of the lock plate portion 7 sandwiching the push button 5, there are provided concave notches 11, 11 in which the leg pieces 2, 2 of the slide button S fit.

The lock button R having the above-mentioned structure is provided with the slide button S in the mounting hole H of the mounting portion B.
Then, the lock button R is assembled to the slide button S from below the slide button S so that the inserted leg pieces 2 and 2 fit into the recessed portions 11 and 11 of the lock button R, and The push button 5 of the button R projects upward from the hole 4 of the slide button S, and the locking projections 10 and 10 of the lock plate 7 of the lock button R engage with the hole edge of the mounting hole H. The board C is assembled below the lock button R in such a state that the lock is applied.

The board C may be assembled in such a state that the board C elastically supports the elastic legs 6, 6 of the slider A in the state shown in FIG. When the lock button R of the slider A is pressed down against the elasticity of the elastic leg piece 6, the lock button R
Sinks into the side of the substrate C, the lock plate 7 of the lock button R comes off the edge of the mounting hole H, and the slider A
Is enabled.

In this state, the slider A is pushed to the sliding side by the arrow in FIG. 3 so that the locking projection 10 is engaged with the locking hole 12 and the pressing on the slider A is released. The locking projection 10 is resiliently urged toward the locking hole 12 by the elastic leg piece 5, and is stably held in this moving state. At this time, at a position where the push button 5 of the lock button R is in contact with the hole edge of the mounting hole H,
It is preferable that the locking projection 10 is configured to be locked in the locking hole 12.

In this state, the slider A used for opening and closing the circuit is slid while pressing the lock button R toward the opposite side as shown by the arrow in FIG.
3 is further slid and locked from the state shown in FIG. 3 to the side opposite to the state shown in FIG. 3 to further open and close the circuit.

A slider A shown in FIG. 5 is a second embodiment in which the locking means of the lock plate 7 in the slider A according to the above embodiment is changed, and a locking projection on the lock plate 7 is provided. The locking projections 13, 13 corresponding to the portions are provided on the inner peripheral edge of the mounting hole H and on the mounting portion B on the sliding side of the slider A, and the locking projections 13 are engaged. By providing the locking hole 14 on the lock plate 7 side,
The slider A is configured to perform stable positioning at the sliding position during sliding. In this case, with the slider A positioned at the center of the mounting hole H, the lock plate portion 7 of the lock button R fits between the locking projections 13 and 13 and slides to the left or right. It is preferable that the locking projection 13 is engaged with the locking hole 14 of the lock button R in a state where the push button 5 is moved to abut the hole edge of the mounting hole H. The same components as those of the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

[0023]

The switch slider according to the present invention may be composed of two parts, a lock button R and a slide button S. If this is made of a resin molded product provided by the in-die extrusion molding, the parts molding cost and the assembly cost are reduced. It has features that are cheap. Further, since the elastic leg pieces 6, 6 which form a pair of the lock buttons R and are expanded in a C shape are used in a state of being elastically supported in a grounded state with respect to the substrate C, the lock button R is used. Can be slid while maintaining the same posture without tilting during operation. Further, the lock button R of the slider A is resiliently mounted between the mounting portion B and the substrate C by the pair of elastic leg pieces 6, 6 which are expanded in the shape of the letter "C". A only when the sliding operation of the lock button R is performed.
Since the elastic leg pieces 6 are elastically deformed, the elasticity of the elastic leg pieces 6 does not deteriorate over time.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a slider according to a first embodiment of the present invention;

FIG. 2 is a sectional view showing the assembled state of the slider from the front side.

FIG. 3 is a sectional view showing the same operation state.

FIG. 4 is a sectional view shown from the side of the same side.

FIG. 5 is a sectional view showing the assembled state of the slider of the second embodiment from the front side.

FIG. 6 is a cross-sectional view showing a conventional slider.

FIG. 7 is a sectional view of the same operation state.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Picking part 2 Leg piece 3 Convex part 4 Hole 5 Push button 6 Elastic leg piece 7 Lock plate part 8 Locking convex edge 9 Horizontal protruding part 10 Locking convex part 11 Depressed part 12 Locking hole 13 Locking convex part 14 Stop hole A Slider S Slide button R Lock button B Assembly part H Assembly hole C Board

Claims (1)

(57) [Scope of request for utility model registration] 1. A slider for a switch made of synthetic resin which is mounted between a mounting portion having a mounting hole and a substrate, wherein the switch slider is mounted on a mounting portion at a periphery of the mounting hole. A pair of parallel leg pieces protruding from the sliding knob portion toward the inside of the mounting hole and facing the sliding direction of the knob portion, on the back side of each of the pair of leg pieces, A slide button provided with a convex portion sandwiching the hole edge of the mounting hole; and a slide button which is mounted between the mounting portion and the substrate, and which is provided through a knob between legs of the slide button. A push button protruding from the hole is provided upright on the upper surface, and is expanded in a C-shape in the sliding direction and is located at the hole edge of the mounting hole by a pair of elastic leg pieces in contact with the substrate. A lock plate portion which is elastically contacted with the inner surface portion of the assembly portion is locked between the lock plate portion and the Switch slider which is characterized by comprising a lock button for locking means is provided with the locking is released by pushing the push button.