JPS62131427A - Push-button - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION FIELD OF INDUSTRIAL APPLICATION The present invention relates to a push button mounted on a panel surface of a product, and in particular relates to the technology of its mounting on a panel.

Conventional technology Push buttons that are mounted on the panel surface of audio products, video products, etc. have traditionally required processes such as gluing, screwing, etc. to attach the push button itself and the panel, as well as a support shaft or return spring. It was designed to be assembled into a panel afterward.

Problems to be Solved by the Invention However, the conventional push button mounting structure described above requires a large number of parts in order to obtain the desired function, and requires many steps to assemble them, resulting in poor workability. Not only is it bad, but it also has problems in terms of space saving.

Furthermore, if a plurality of push buttons are arranged on a panel surface, each mechanism will be larger than the projected area of the button itself, so a considerably large installation space will be required. To provide a push button mounting structure which has been made in order to solve the above-mentioned conventional problems, and which can be extremely easily mounted to a panel with almost one touch, and which can achieve the desired function with the minimum number of necessary components. With the goal.

Means for Solving the Problems The present invention provides an operation fulcrum that is formed protrudingly on one of the back surfaces of the push button body, is supported by a receiving portion on the front edge of the opening 8 provided in the panel, and A hook part is provided on one side and the other side to be inserted and locked into the inner edge of the opening, and a shaft part and a switch operating shaft are respectively protruded to predetermined positions on the back side, the fulcrum part is received by the receiving part, and the hook part is inserted into the inner edge of the opening. When the push button is inserted and locked into the inner edge of the opening, the shaft comes into contact with an elastic biasing body integrally molded with the panel so that it is located in the opening, and a return force is applied to the push button body. The present invention is characterized in that the switch operation shaft faces the switch body through an opening so as to be able to operate the switch.

When the action fulcrum is supported by the receiving part on the front edge of the panel opening and the hook is passed through the opening and engaged with the inner edge thereof, the pushbutton body is attached to the processing part. At this time, at the same time, the shaft portion is pressed against an elastic biasing body provided on the panel, and the resilient force provides a return force to the Punyyu button body. The switch operating shaft is allowed to come into contact with a switch body disposed behind the opening through the opening. In this way, the pushbutton is installed in the panel opening by simply pushing it in from the front of the panel. The only members required for this installation are the push button body and the panel, and no other parts are required for installation.

Example Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 shows the mounting structure of the button 20 according to the present invention. The opening 11 is formed therein in a substantially rectangular shape.

The upper and lower sides of the open part 11 are step-shaped at the rear (inner side) and are bulged out to the rear. A receiving part 12 for receiving the fulcrum part of the button body 21 is recessed in the shape of a groove at the front edge along the upper side thereof. Furthermore, notches 13 and 13 are formed at two locations on the front edge of the upper side and have a predetermined width and are spaced apart from each other by a predetermined distance. This notch 13.13 is for inserting a hook portion formed in the push button body 21.

An elastic biasing piece 14 is formed extending from one side (the left side in FIG. 1) of the opening 11 toward the center. The tip end 15 of the elastic biasing piece 14 has a substantially triangular side surface shape, and its front surface is an inclined surface that slopes at a predetermined angle from the front lower part to the rear (inner side of the panel) upper part.

On the other hand, the push button 20 is configured as follows.

A fulcrum portion 22, which serves as a rotational fulcrum when the button is operated, is formed protruding along the upper side of the back surface of the rectangular flat push button body 21 in an abbreviated shape. The fulcrum part 22 is the panel opening 1
It is fitted into and supported by a receiving part 12 provided on the front edge of 1.

The push button main body 21 is formed to have a size that substantially matches the size of the opening 11, so that when it is assembled into the opening $11, it fits snugly.

The 6th part of the fulcrum part 12 corresponding to the upper notch 13.13 is cut out with a predetermined width. A pair of locking pieces 23, 23 are protruded from the upper part of the back surface corresponding to this cutout part at intervals in the lateral direction. A claw portion 2 is provided at the tip of the locking piece 23.
31 is formed.

A pair of locking pieces 24.2 and 4, similar to the nine locking pieces described above, are protruded from both sides of the back surface of the pushbutton body 21 at intervals. A claw portion 241 is formed at the tip of the locking piece 24.

The claw portion 231 of the engaging piece 23.23 is inserted into the notch 1 when attaching the Bunonyu button body 21 to the opening 11 of the panel 10.
3.13 is engaged with and locked to the edge of the opening 11. Further, the claw portion 241 of the locking piece 24.24 is located at the opening F.
It is engaged and locked by the lower edge of @11.

A shaft portion 25 is located approximately in the center of the inner back surface of the push button body 21.
Or it is installed protrudingly. When the shaft portion 25 is assembled to the panel opening L], the shaft portion 25 is pressed against the inclined tip portion 15 of the elastic biasing piece 14, and its elastic force moves the forward Phunoshhotan return direction and the direction perpendicular thereto. ■It is biased to one side.

With this, the return force and -1
``Have power'' and be given the power to save.

Locking piece 24.24 on the upper back of the Phunong Yu button body 21
A switch operation shaft 26 is provided in the middle thereof and protrudes rearward by a predetermined length.

The push button 20 as described above is integrally formed by resin molding.

The shaft portion 25 shown in ``2'' has a locking piece 23.23 and a locking piece [l-
It is provided to be located within the area enclosed by the pieces 24.24. This prevents the push button body 21 from tilting or sliding to either side when the Bunonyu button is operated.

Of the locking pieces 23, 23 and 24, 24, only one locking piece on the side opposite to the switch operation shaft 26 is sufficient if sufficient locking force can be obtained. Alternatively, one piece may be provided on each of the upper sides. In that case, it may be necessary to change the width of the locking piece.

In the above configuration, the opening 1'' portion 11 of the panel 10
As shown in FIG. 2, a printed circuit board 30 is mounted on a skewer behind the panel, and a bushing switch 31 is inserted into the mounting surface facing the panel. This switch 31 is
For example, the switch shaft 32 is made up of a tufted Suino Sen, and the switch shaft 32 is biased in the +lif direction by a spring on the front side.
The button/button 20 provided is as shown in Figs.
It is attached to the panel opening 11 as shown in the figure.

First, the claw portion 231 of the locking piece 23.23 of the push button body 21 is locked to the upper edge through the notch 13.13 of the panel opening n1M511, and then the claw portion 2 of the locking piece 24.24 is locked.
41 through the opening 11 and into contact with the upper edge. At the same time, the fulcrum part 22 of the main body 21 is fitted and supported by the receiving part 12 at the nor edge of the open part. At that time, cutout 13.
The width dl of the locking piece 23.23 is approximately equal to or slightly thicker than the width d2 of the locking piece 23.23, so the position of the locking piece 23.23 is restricted on both sides of the notch 13, and the locking piece 23.23 is The button body 21 is positioned in the left-right (horizontal) direction.

When the Bunonyu button main body 21 is locked by the locking piece 23.23 and the locking piece 11/1 piece 24.24 as described in -1-, the shaft portion 25 of the elastic biasing piece tip 15 of the panel 10 It is pressed against an inclined surface and is urged forward and upward by its elastic force. As a result, a return force is applied to the push button main body 21 during the push button operation, and the push button main body 21 is positioned forward by being locked by the locking pieces 23, 23, 24, and 24. At the same time, the push button main body 21 is subjected to a force that lifts it upward, and its -L side is opened.The position of the push button body 21 is regulated by the stepped part of the In side of the first part 11, and the position is determined in the vertical direction. In addition, the switch operation shaft 26 is connected to the open LJ portion 11.
The switch shaft 32 is protruded through the switch shaft 32 so as to be able to come into contact with the switch shaft 32 at a distance therebetween.

The left and right length of the push button body 21 is approximately the same as the lateral length of the opening 11, and the width of the upper F! is set 4 slightly smaller than the width below 1 of the opening 11. Therefore, the push button body can be installed smoothly and a snug fit ('V relationship) can be obtained.

As described above, the bunonyu buttons 20 are attached to the openings 11 of the flannel 10. According to this configuration,
The push button mounting member provided around the push button body 21 and the opening of the nozzle is attached to the push button body 2.
Since it fits within the projected area of one panel 10, it is also possible to arrange a large number of punongyu buttons in close contact with each other without vertical or horizontal gaps. After it is attached as described above, when the Phunongyu button body 21 is pushed in with your fingers, the fulcrum part 2
2, the tip 15 of the elastic biasing piece 14 is pushed by the shaft 25 and is elastically deformed backwards, and at the same time, the elastic retaliation force 9 is stored, and at the same time, the switch operating shaft 26 moves the switch 31.・Press the notch shaft 32 to turn on the switch 31. When the push is released, the elastic return force stored in the elastic biasing piece 14 causes the Pnonyu button body 21 to rotate back to its original position, and the switch 31 is turned off. Thus, Sui, Sochi's turn on and off.

As explained in detail about the invention, according to the structure, the Punonyu button according to the present invention can be attached by simply pushing the Punonyu button main body from the panel fliT surface, and can be done almost in one push, so installation is very easy. .

In addition, the configuration consists of only the pushbutton and the panel, which are integrally provided with mounting members, and a return force is applied to the pushbutton body at the same time as installation, so it achieves the desired function with a minimum number of parts. be able to.

[Brief explanation of drawings]

FIG. 1 is an exploded perspective view showing a push button mounting member according to the present invention, FIG. 2 is a sectional view thereof along the line ■-■, and FIG. 3 is a sectional view thereof along the line <III-III. DESCRIPTION OF SYMBOLS 20... Phunongyu button, 21...-Push button body, 22... Fulcrum part, 10... Panel, 11... Opening part, 12... 6 receiving part, 25... Shaft part, 2611.・Switch operation axis, 31.--Puno/Yusuinochi, 32.Fist/Switch axis. Patent applicant: NEC Home Electronics Co., Ltd.

Claims (4)

[Claims] (1) An operation fulcrum is formed protrudingly on one of the back surfaces of the push button body, and is supported by a receiving portion on the front edge of the opening provided in the panel, and an insertion point is formed on one side of the back surface and the other on the inner edge of the opening. A hook portion is provided, and a shaft portion and a switch operating shaft are respectively protruded to predetermined positions on the back surface of the hook portion, the supporting portion is received by the receiving portion, and the hook portion is inserted and locked into the inner edge of the opening. When the switch is pressed, the shaft portion is pressed against an elastic biasing body integrally molded with the panel so as to be located in the opening, and a return force is applied to the push button body, and the switch A push button characterized in that the operating shaft is configured to face the switch body through the opening so that the switch can be operated. (2) The contact surface of the elastic biasing body with the shaft portion is formed as an inclined surface that slopes from the front lower part to the rear upper part, and the push button main body can move in the return direction and this through the shaft part. 2. The push button according to claim 1, wherein the push button is biased in one orthogonal direction. (3) A contact position between the shaft portion and the shaft portion of the elastic biasing body with which the shaft portion is abutted is located within an area surrounded by the hook portions formed on one side and the other side of the back surface. The push button according to claim 1, characterized in that the push button is configured as follows. (4) A notch is formed at the edge of the opening for the hook portion to pass through, and the position of the hook portion is regulated on both sides of the notch. push-button.