JP4758014B2 - Seesaw-type button structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
[0002]
The present invention relates to a seesaw-type button structure, and more particularly, to a seesaw-type button structure that is used for an emergency button or the like and performs a button pressing operation.
[Prior art]
[0003]
As shown in FIG. 2, a seesaw type button used for an emergency button or the like to push the button is configured such that the button 10 is fitted to the panel 8 and the panel 8 is fitted to the upper housing 9. ing.
[0004]
In the conventional seesaw type button structure, as shown in FIG. 3A, when the button 10 is pushed, the button 10 turns about the turning shaft 2, and the pushing plane of the pushing portion 30 formed on the button 10. 39, the switch contact surface 4 is pushed in, and the switch contact surface 4 is rotated with the rotation fulcrum 6 as a pivot point, and the switch 7 is pushed in, and the position of the pushed button 10 is held in the locking portion 50 as it is. As shown in FIG. 3B, the locking portion 50 includes a horizontal portion A and a top portion C parallel to the horizontal portion A, and holes 52 are provided on both sides of the locking portion 50.
[0005]
The operation of such a conventional seesaw type button structure will be described.
[0006]
As shown in FIG. 3A, the rotary shaft 2 integrated with the button 10 is fitted into a round hole 11 integrated with the panel 8, and the button 10 is pushed in the direction of the arrow X. The button 10 rotates about the rotation shaft 2, and as shown in FIG. 3B, the locking portion 50 can be bent up and down by the holes 52 provided on both sides of the locking portion 50. As shown in FIG. 3C, the pushed button 10 bends the locking portion 50 downward and gets over the top C of the locking portion 50. By moving over the top portion C of the locking portion 50, the pressing plane 39 of the pressing portion 30 formed on the button 10 comes into planar contact with the switch contact surface 4 to bend and push the switch contact surface 4 so that the switch 7 is pressed. The button 7 is turned on, and the end portion B of the button 10 stays at the horizontal portion A of the locking portion 50, so that the pushed switch 7 remains on.
[Problems to be solved by the invention]
[0007]
In such a seesaw type button structure, since the end B of the button 10 is flat and the top C of the locking part 50 is also flat, when the button 10 gets over the top C of the locking part 50, the surface and There is a drawback that the button 10 stops halfway before the surface contacts and pushes in the switch 7.
[0008]
Further, since the pushing portion 30 formed on the button 10 is near the rotation fulcrum 6 and away from the switch 7, after the switch 7 is pushed in, the restoring force of the switch contact surface 4 becomes strong, so On the other hand, there is a problem that a strong pushing force is required.
[0009]
The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a seesaw-type button structure that can be pushed in smoothly and with a slight force.
[Means for Solving the Problems]
[0010]
To achieve the above object, a seesaw type button structure according to the present invention comprises an upper casing switch is disposed on the front side, and fitted panels on the front side of the upper housing, fitted to the panel The button, a switch pressing member disposed between the upper housing and the button, and a locking portion provided on the side facing the lower end of the button , the switch pressing member, The switch includes a switch contact surface provided at a position facing the switch, and a rotation fulcrum provided at a position facing the locking portion. The button rotates with a rotation shaft provided at a position facing the switch pressing member. And a pressing portion provided at a position close to the rotation shaft between the shaft and the rotation fulcrum, and on the side facing the lower end of the button of the locking portion, a mountain shape protruding upward The curved surface portion is provided and faces the switch pressing member of the push-in portion Is provided with an arcuate curved surface, and when the button is pushed in, the button rotates around the pivot axis, the switch contact surface is pushed in by the push-in part, and the switch contact surface rotates around the pivot fulcrum. The switch is operated by pushing the switch, and the position of the pushed button is held as it is by the locking portion.
[0011]
According to such a seesaw type button structure, the push-in of the button is smoothly performed by the curved portion of the locking portion and the push-in portion, and the push-in portion is disposed near the rotation shaft and far from the rotation fulcrum. It can be pushed in with a slight force.
DETAILED DESCRIPTION OF THE INVENTION
[0012]
Hereinafter, a preferred embodiment of a seesaw type button structure according to the present invention will be described in detail with reference to the drawings.
[0013]
Used in emergency button or the like, the seesaw-type button for pushing operation of the button, as shown in FIG. 2, the button 1 is fitted to the panel 8, the panel 8 becomes engaged configuration to the upper casing 9 ing. A switch pressing member S is disposed between the upper housing 8 and the button 1.
[0014]
In the seesaw type button structure according to the present invention, as shown in FIG. 1A, when the button 1 is pushed, the button 1 turns about the turning shaft 2 as a pivot. The seesaw-type button that pushes the contact surface 4 and operates the switch contact surface 4 by rotating the switch 7 by pushing the rotation fulcrum 6 as a pivot, and holding the position of the pushed button 1 in the locking portion 5 as it is. In order to enable the button 1 to be pushed in smoothly, the locking portion 5 is provided with a curved surface portion 51, and the pushing portion 3 is provided with a curved surface portion 31.
[0015]
Further, the pushing portion 3 having the curved surface portion 31 is between the turning shaft 2 and the turning fulcrum 6 and is close to the turning shaft 2 and far from the turning fulcrum 6 in order to reduce the pushing force of the button 1. Placed in position.
[0016]
The operation of the seesaw type button structure according to the present invention will be described below.
[0017]
As shown in FIG. 1A, the rotating shaft 2 integrated with the button 1 is fitted into a round hole 11 integrated with the panel 8, and the button 1 is pushed in the direction of the arrow X. The button 1 rotates about the rotation shaft 2, and the pressed button 1 deflects the locking portion 5 downward as shown in FIG. 1B, and the curved surface portion 51 of the locking portion 5. Get over. By providing the curved surface portion 51 in the locking portion 5, when the button 1 is pushed in the direction of the arrow X, when the button 1 gets over the locking portion 5, the end B of the button 1 is flat, Since the stop portion 5 side has the curved surface portion 51, there is no contact between the flat surfaces, the contact between the flat surface (end portion B) and the curved surface (curved surface portion 51), and the button 1 does not stop in the middle of the locking portion 5. Absent.
[0018]
Further, as shown in FIG. 1B, the curved surface portion 31 of the push-in portion 3 formed on the button 1 comes into contact with the switch contact surface 4 by getting over the curved surface portion 51 of the locking portion 5, and the switch contact surface 4. When the switch 7 is turned on and the end B of the button 1 remains in the locking portion 5, the pushed switch 7 remains turned on.
[0019]
As described above, according to the seesaw type button structure according to the present invention, the locking portion 5 and the pushing portion 3 are provided with the curved surface portions 51 and 31, respectively, so that the button 1 is pushed smoothly, and the pushing portion 3 is rotated. By placing the moving shaft 2 and the rotation fulcrum 6 near the rotation shaft 2 and far from the rotation fulcrum 6, the pushing force of the button 1 can be reduced.
【The invention's effect】
[0020]
As is apparent from the above description, according to the seesaw-type button structure of the present invention, when the button is pushed, the button turns about the turning shaft, and the switch contact surface is pushed by the pushing portion formed on the button. It is a seesaw type button structure in which the switch contact surface rotates around the pivot point as a pivot point and is operated by pushing in the switch, and the position of the pushed button is held by the latch part as it is. Since each part has a curved surface part for enabling the button to be pushed in smoothly, the button is smoothly pushed by the curved part of the locking part and the pushing part, and the pushing part is rotated. Because it is located between the shaft and the rotation fulcrum and is located near the rotation shaft and far from the rotation fulcrum in order to reduce the pushing force of the button, it can be pushed in with a slight force. That.
[Brief description of the drawings]
[0021]
1A and 1B are explanatory views of a seesaw type button structure according to the present invention, in which FIG. 1A is a cross-sectional view showing a state where a button is not pushed in, and FIG.
FIG. 2 is a front view showing a configuration of a seesaw type button.
3A and 3B are explanatory diagrams of a conventional seesaw type button structure, in which FIG. 3A is a cross-sectional view showing a state where the button is not pushed in, FIG. c) is a sectional view showing a state in which the button is pushed in.
[Explanation of symbols]
[0022]
DESCRIPTION OF SYMBOLS 1 ... Button 2 ... Turning axis 3 ... Pushing part 31 ... Curved surface part S ... Switch pressing member 4 ... Switch contact surface 5 ... ... locking portion 51 ... curved portion 6 ----- rotation fulcrum 7 ----- switch 8 ... panel
9 ... Upper housing

Claims (1)

An upper case (9) having a switch (7) disposed on the front side, a panel (8) fitted to the front side of the upper case, and a button (1) fitted to the panel ; A switch pressing member (S) disposed between the upper housing and the button, and a locking portion (5) provided on the side facing the lower end of the button ,
The switch pressing member includes a switch contact surface (4) provided at a position facing the switch, and a rotation fulcrum (6) provided at a position facing the locking portion,
The button includes a rotation shaft (2) provided at a position facing the switch pressing member, and a push-in portion (3) provided between the rotation shaft and the rotation fulcrum and close to the rotation shaft. )
On the side of the locking portion facing the lower end of the button, a mountain-shaped curved surface portion (51) protruding upward is provided,
An arcuate curved surface portion (31) is provided on the side of the pressing portion facing the switch pressing member,
When the button is pushed, the button is rotated about the rotation axis as a pivot, the switch contact surface is pushed by the pushing portion, and the switch contact surface is rotated about the rotation fulcrum as a switch. A seesaw-type button structure, wherein the seesaw-type button structure is operated by being pushed in and the position of the pushed-in button is held in the locking portion as it is.

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