JP2015195091A - Electronic apparatus and button structure of electronic apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electronic apparatus and a button structure of an electronic apparatus capable of performing a stroke management when a button attached to an electronic apparatus is pushed.SOLUTION: An electronic apparatus allows a switch 6 mounted on a substrate 5 to be pushed by an operation of a button part 3 that is held by a button holding component 2. The button part 3 includes a switch-stopper part 15 that abuts against an end surface 5a of the substrate 5 when the button part 3 is pushed beyond a switch-push-position.

Description

  The present invention relates to an electronic device capable of pressing a switch mounted on a substrate by operating a button attached to the electronic device, and a button structure of the electronic device.

  Conventionally, a button structure of an electronic device and an electronic device in which a switch mounted on a substrate can be pushed by operating a button attached to the electronic device is known (see, for example, Patent Document 1). This button structure has a first convex portion that pushes the switch, and a second convex portion that abuts against a rib integrated with the lower case, and the switch is pushed by the first convex portion, and then The second convex portion is in contact with the rib.

JP 2001-222926 A

However, according to Patent Document 1, when a button operation is performed to press a switch mounted on a board, the movable amount of the button is restricted only by the mechanical strength of the rib, and it is difficult to manage the stroke when the button is pressed. there were.
The present invention has been made in view of the above-described circumstances, and an object thereof is to provide an electronic device capable of performing stroke management at the time of pressing a button attached to the electronic device and a button structure of the electronic device. .

  In order to achieve the above object, the present invention provides an electronic device in which a switch unit mounted on a substrate can be pushed by operating a button unit held by a button holding component, wherein the button unit includes a switch pressing unit, Provided is an electronic apparatus characterized in that the button portion is provided with a switch stopper portion that comes into contact with an end face of the substrate when the switch pushing portion is pushed beyond a switch pushing position.

  Further, the present invention is characterized in that the pushing amount of the button part is regulated by the distance between the switch stopper part and the substrate.

  Further, the present invention is characterized in that the button part includes a button hinge part having a button holding part at a tip part, and a button holding rib with which the button holding part is fitted is arranged in the button holding part.

  Further, the present invention is characterized in that the button holding rib is constituted by a horizontal rib, an outer vertical rib, and an inner vertical rib.

  Further, the present invention is characterized in that a substrate is disposed in parallel with a direction in which the button portion is pushed, and an end surface of the substrate contacts the button holding portion.

  Further, the present invention is characterized in that the switch stopper portion and the switch pushing portion are arranged in a row so as to face the end surface of the substrate, and the button hinge portion is provided at a position off the row.

  Further, the present invention is characterized in that the switch stopper portion is disposed near the outer periphery of the button portion.

  Further, the present invention provides a button structure of an electronic device in which a switch portion mounted on a substrate can be pushed by operating a button portion held by a button holding component, wherein the button portion includes a switch push portion, and the switch push portion A button structure for an electronic device is provided, wherein the button portion is provided with a switch stopper portion that comes into contact with an end face of the substrate when the switch is pushed beyond a switch pushing position.

According to the present invention, in the electronic device and the button structure of the electronic device in which the switch portion mounted on the substrate can be pushed by the operation of the button portion held by the button holding component, the button portion exceeds the switch pushing position. The button portion is provided with a switch stopper portion that comes into contact with the substrate when pushed.
Since the button portion has a stopper shape for preventing the button portion from being pushed too much, the present invention can provide an electronic device and a button structure of the electronic device that can perform stroke management when the button attached to the electronic device is pushed. .

It is a disassembled perspective view of the electronic device concerning this Embodiment. It is a perspective view which shows the state by which the button part was fitted by the button fitting part. It is a top view of a button part. It is a perspective view of the button fitting part holding a button part. It is the figure which expanded the button part periphery in the state where the lower case was attached to the front case. It is sectional drawing of the EE part in FIG. It is the top view which showed the state before and behind at the time of contact with the schematic of a button part and a board | substrate. (A) is before the contact between the button pushing part and the contact 7, (B) is when the button pushing part is in contact with the contact part, and (C) is pushed beyond the contact state with the contact part. FIG. It is the figure which showed another embodiment which concerns on the contact aspect of a button part and a board | substrate.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 shows an outer case 1A of an electronic device 1 according to the present embodiment. The electronic device 1 is, for example, a car navigation system or an audio device. The outer case 1A includes a lower case (switch holding component) 4 and a front case (button holding component) 2 disposed on the front surface of the lower case 4 so as to be orthogonal to the lower case 4. Ear pieces 2A are provided on the side and bottom edges of the front case 2, respectively. Each ear piece 2A is aligned with the receiving portion 4A of the lower case 4, and the ear piece 2A is fixed to the receiving portion 4A with screws. Is done. The front case 2 and the lower case 4 are orthogonal to each other.
A button part 3 is arranged at the lower part of the front case 2, and the electronic device 1 is operated by operating the button part 3. A substrate 5 is disposed on the lower case 4, and a switch 6 is disposed on the substrate 5 so as to face the button portion 3.

  FIG. 2 is a perspective view of the button part 3 as seen from the back of the front case 2, and FIG. 3 is a top view of the button part 3. As shown in FIGS. 2 and 3, a button pushing portion 11 having a substantially rectangular shape in front view is provided at the center of the surface 3 a of the button portion 3. The button pressing portion 11 is a portion that is pressed by a user's finger or the like. In the center of the back surface 3b of the button part 3, a substantially cylindrical switch pressing part 13 is provided. A substantially cylindrical switch stopper portion 15 (15a, 15b) is provided on the left and right sides of the switch pressing portion 13, that is, on the outer periphery of the back surface 3b of the button portion 3. The switch pressing portion 13 and the switch stopper portion 15 (15a, 15b) are arranged in parallel in the horizontal direction with their center positions arranged in a substantially line.

As shown in FIG. 2, the button hinge part 17 (17a, 17b) is provided in the lower part of the back surface 3b of the button part 3. As shown in FIG. The button hinge portion 17 (17a, 17b) includes a hinge fulcrum 21 (21a, 21b) provided from the center of the button portion 3, and extends from the hinge fulcrum 21 (21a, 21b) to the outside of the button portion 3, respectively. It is formed in a U shape. A button holding portion 19 (19a, 19b) for holding the button portion 3 on the front case 2 is formed at the tip of the button hinge portion 17 (17a, 17b). The button holding part 19 (19a, 19b) is orthogonal to the button hinge part 17 (17a, 17b), and the lower part 20 (20a, 20b) of the button holding part 19 is formed in a substantially rectangular shape in side view. The upper part 22 (22a, 22b) of the button holding part 19 is formed in a substantially elliptical shape when viewed from the side. On the upper portion 22, substrate facing portions 24 (24a, 24b) are formed.
As shown in FIG. 3, the dimension A from the back surface 3b of the button part 3 to the substrate facing part 24 (24a, 24b), the dimension B from the back surface 3b of the button part 3 to the switch pusher end face 13a, the back surface of the button part 3 The dimension C from 3b to the switch stopper end face 16 (16a, 16b) is designed such that dimension A> dimension B> dimension C.

FIG. 4 is a perspective view of the state in which the button part 3 is removed from FIG. The front case 2 is formed with an opening 2 </ b> A into which a button pressing portion 11 (see FIG. 3) of the button portion 3 is fitted, and a button fitting portion 10 that holds the button portion 3.
The button fitting portion 10 includes a button pressing portion frame body 23 that surrounds the opening 2A and button holding portion ribs 25 (25a, 25b).
The button holding portion rib 25 (25a, 25b) includes a horizontal rib 26 (26a, 26b), an outer vertical rib 27 (27a, 27b), and an inner vertical rib 28 (28a, 28b). The dimension H of the lower side 2C of the front case 2 and the lower surface of the horizontal ribs 26 (26a, 26b) substantially coincides with the height of the button holding part 19 (19a, 19b), and the inner side of the outer vertical ribs 27 (27a, 27b). The inner method W of the vertical ribs 28 (28a, 28b) substantially matches the width of the button holding portion 19 (19a, 19b). Accordingly, the button holding portion 19 (19a, 19b) is positioned among the outer vertical rib 27 (27a, 27b), the inner vertical rib 28 (28a, 28b), and the horizontal rib 26 (26a, 26b).

FIG. 5 shows a state in which the substrate 5 is superimposed on the button part 3 of FIG.
The substrate end surface 5a of the substrate 5 is pressed against the substrate facing portion 24 (24a, 24b) located on the upper portion 22 (22a, 22b) of the button holding portion 19 (19a, 19b). As shown in FIG. 2, the button holding portion 19 (19a, 19b) is composed of three members: a horizontal rib 26 (26a, 26b), an outer vertical rib 27 (27a, 27b), and an inner vertical rib 28 (28a, 28b). The button holding portion 19 is fitted and does not move in the vertical direction and the horizontal direction in FIG. Further, when the substrate end surface 5a of the substrate 5 is pressed against the substrate facing portion 24 (24a, 24b) of the button holding portion 19 (19a, 19b), the button holding portion 19 is restrained in the horizontal direction, as shown in FIG. And do not move in the front-rear direction.
The substrate 5 is provided with a switch 6 so as to face the switch pressing portion 13. The switch 6 is disposed in a recess (not shown) provided in the substrate 5 and protrudes to the button side from the substrate end surface 5a as shown in FIG.
As shown in FIG. 5, the switch pressing portion 13, the switch stopper portion 15 (15a, 15b), and the substrate facing portion 24 (24a, 24b) are provided in parallel to the horizontal direction. The substrate end surface 5a is configured to face the substrate end surface 5a. The substrate facing portion 24a is in contact with the opposing substrate end surface 5a, but the switch pressing portion end surface 13a is not in contact with the contact portion 7 of the facing switch 6. Further, the switch stopper end face 16 (16a, 16b) is also configured not to contact the opposing substrate end face 5a.

FIG. 6 is a cross-sectional view taken along line EE in FIG.
The switch 6 is provided in a concave portion (not shown) of the substrate end surface 5a, and a contact portion 7 is provided at the tip of the switch 6 so as to protrude from the substrate end surface 5a. When the contact portion 7 is pushed by the button pushing portion 11, the contact portion 7 moves backward and the switch is turned on. When the contact portion 7 is pressed by the button pressing portion 11, the pressing force f1 acts on the substrate end surface 5a.

FIG. 7 is a top view showing a state of the button portion 3 before and after contact with the substrate 5. 7A is a state before the contact between the button pressing portion 11 and the contact portion 7, FIG. 7B is a state when the button pressing portion 11 is in contact with the contact portion 7, and FIG. It is a figure which shows the state pushed beyond the contact state with the part 7. FIG.
In the state shown in FIG. 7A, the distance between the switch pressing portion end surface 13a and the contact portion 7 is shorter than the distance between the switch stopper portion end surface 16 (16a, 16b) and the substrate end surface 5a.
When the button pushing portion 11 is pushed by hand in the state of FIG. 7A, referring to FIG. 3, the button hinge portion 17 (17a, 17b) is bent, and the button portion 3 protrudes to the switch side, and FIG. As shown in B), the switch pushing portion end face 13 a comes into contact with the contact portion 7. Here, the position where the switch pushing portion end surface 13a contacts the contact portion 7 and the contact portion 7 is pushed to the switch closing position is defined as a switch pushing position. In this case, the switch stopper end face 16 (16a, 16b) and the board end face 5a are not in contact with each other, and there is a distance X between them. This distance X is provided to prevent the switch 6 from being damaged by excessively pressing the contact portion 7 with the switch pressing portion 13, and is set to a distance shorter than the upper limit value of the contact portion 7 (maximum push-in position). ing.
When the button pushing portion 11 is pushed beyond the switch pushing position in the state of FIG. 7B, as shown in FIG. 7C, the switch stopper end face 16 (16a, 16b) and the substrate end face 5a Contact. Therefore, the switch pusher 13 cannot be pushed any further, and the switch pusher 13 stops in the state of FIG.
When the button pressing part 11 of the button part 3 is released, the button hinge part 17 (17a, 17b) is repelled, and the button hinge part 17 (17a, 17b) returns to the form shown in FIG. Is fitted to the button fitting portion 10 (see FIG. 4).

Although the present embodiment has been described above, the following effects can be obtained according to the present embodiment.
That is, in the present embodiment, the button portion 3 is provided with the switch stopper portion 15 (15a, 15b) that contacts the substrate end surface 5a when the button portion 3 is pushed beyond the switch pushing position.
Therefore, when the button part 3 is pushed from the button pushing part 11 side, the button part 3 is not pushed too much beyond the limit stroke upper limit value (the most pushable position). As a result, the damage of the member by the excessive pushing of the button part 3 etc. can be prevented.

Further, according to the present embodiment, the button part 3 is held on the front case 2 via the button holding part 19 (19a, 19b) at the tip of the button hinge part 17 (17a, 17b) integral with the button part 3. Is done.
Therefore, when the button part 3 is pushed from the button pushing part 11 side, the button part 3 does not depend on the restoring force of the switch 6 and returns to the original position by the restoring force of the button hinge part 17 (17a, 17b). be able to.

In addition, according to the present embodiment, the switch pushing portion 13 and the switch stopper portion 15 (15a, 15b) are arranged in a substantially single row, and the substrate 5 is placed in the horizontal direction so that these portions and the substrate end surface 5a face each other. In parallel with.
Therefore, when the button pushing part 11 is pushed by hand, the pushing force f1 acting on the substrate end face 5a via the switch pushing part 13 and the pushing force acting on the board end face 5a via the switch stopper part 15 (15a, 15b). f2 is added in a substantially line in front view, and no rotational moment is generated between the pressing force f1 and the pressing force f2. As a result, the button part 3 can be operated smoothly.

Further, according to the present embodiment, when the button holding portion 19 (19a, 19b) is held in the front case 2, the horizontal rib 26 (26a, 26b), the outer vertical rib 27 (27a, 27b), the inner vertical rib. By 28 (28a, 28b), it hold | maintains from the upper side and left-right both sides of the button holding | maintenance part 19 (19a, 19b). Further, the substrate end surface 5a is in contact with the substrate facing portion 24 (24a, 24b) side.
Therefore, it is possible to prevent the button holding portion 19 (19a, 19b) from moving in the vertical direction, the front-rear direction, and the left-right direction.

Further, according to the present embodiment, the switch stopper portion 15 (15a, 15b) is provided on both the left and right sides of the switch pressing portion 13, that is, from the outer periphery of the back surface 3b of the button portion 3.
Therefore, when pressing the button part 3 from the button pressing part 11 side, the role of the stopper by the switch stopper part 15 (15a, 15b) can be provided even when the button part 3 is pressed not diagonally from the front.

  As mentioned above, although this invention was demonstrated based on one Embodiment, this invention is not limited to this embodiment. Since only one embodiment of the present invention is illustrated, changes and applications can be arbitrarily made without departing from the spirit of the present invention.

  For example, in the present embodiment, the button hinge portion 17 (17a, 17b) has a U-shape from the hinge fulcrum 21 (21a, 21b) provided from the center of the button portion 3 to the outside of the button portion 3, respectively. Formed into a mold. However, the present invention is not limited to this, and the hinge fulcrum position and the shape of the button hinge portion can be appropriately changed depending on the specifications of the button as long as there is no interference with surrounding parts.

  Further, for example, in the present embodiment, in order to hold the button part 3, the button holding part 19 (19a, 19b) is replaced with a horizontal rib 26 (26a, 26b), an outer vertical rib 27 (27a, 27b), an inner vertical part. The rib 28 (28a, 28b) was held by three members. However, the button holding portion rib is not limited to the combination of the horizontal rib, the outer vertical rib, and the inner vertical rib, as long as the button holding portion can be positioned left and right and up and down according to the shape of the button holding portion and the like. Good.

  Further, for example, in the present embodiment, the pushing amount of the button portion 3 is regulated by the distance between the switch stopper portion 15 (15a, 15b) and the substrate 5. That is, the distance between the switch pressing portion end surface 13a and the contact portion 7 of the switch 6 is smaller than the distance between the switch stopper portion end surface 16 (16a, 16b) and the substrate end surface 5a. If this condition is satisfied, the distance between the switch pressing portion end face 13a and the contact portion 7 can be appropriately changed according to the specifications of the switch 6.

Further, for example, in the present embodiment, the switch stopper portion 15 (15a, 15b) is configured to push the substrate end surface 5a of the substrate 5. However, the switch stopper portion 15 (15a, 15b) is configured to press the surface of the substrate 5. Or it is good also as a structure which presses a back surface.
More specifically, FIG. 8 shows an example as another embodiment. In FIG. 8, the same parts as those in FIG. 6 are denoted by the same reference numerals, and the description thereof is omitted. In the form of FIG. 6, the substrate 5 is arranged in parallel with the direction in which the switch pushing portion 13 is pushed. However, as shown in FIG. 8, even if the substrate 5 is arranged perpendicular to the direction in which the switch pushing portion 13 is pushed. Good. In this case, switch stopper portions 15 (15a, 15b) are arranged on both sides of the switch pressing portion 13. In this configuration, when the button portion 3 is pushed beyond the switch pushing position, the switch stopper portions 15 (15 a, 15 b) on both sides come into contact with the surface of the substrate 5. Therefore, when the button part 3 is pushed from the button pushing part 11 side, the button part 3 is not pushed too much beyond the upper limit of the limit stroke, and damage to the member due to excessive pushing of the button part 3 can be prevented.

  Further, for example, in the present embodiment, the switch stopper portion 15 (15a, 15b) is formed in a substantially cylindrical shape, but the switch stopper portion end surface 16 (16a, 16b) comes into contact with the side surface of the substrate as the mating member without difficulty. If possible, the shape of the tip 16 (16a, 16b) can be appropriately changed.

  Further, for example, in the present embodiment, two switch stopper portions 15 (15a, 15b) are provided on the back surface 3b of the button portion 3 from the outer periphery of the button. Depending on the specifications of the button part, it can be appropriately changed.

1 Electronic Equipment 1A Exterior Case 2 Front Case (Button Holding Parts)
3 Button part 4 Lower case (Switch holding part)
5 Substrate 5a Substrate end face 6 Switch 10 Button fitting portion 11 Button pressing portion 13 Switch pressing portion 15 (15a, 15b) Switch stopper portion 17 (17a, 17b) Button hinge portion 19 (19a, 19b) Button holding portion 24 (24a 24b) Substrate facing part 25 (25a, 25b) Button holding part rib 26 (26a, 26b) Horizontal rib 27 (27a, 27b) Outside vertical rib 28 (28a, 28b) Inside vertical rib

Claims (8)

In electronic devices that can push the switch part mounted on the board by operating the button part held in the button holding part,
The button part includes a switch pressing part,
An electronic apparatus comprising: the button portion including a switch stopper portion that comes into contact with an end surface of the substrate when the switch pushing portion is pushed beyond a switch pushing position.   The electronic device according to claim 1, wherein the push amount of the button part is regulated by a distance between the switch stopper part and the substrate.   The said button part is provided with the button hinge part which has a button holding part in the front-end | tip part, The button holding rib which the said button holding part fits has arrange | positioned in the said button holding part. Electronic equipment.   The electronic device according to claim 3, wherein the button holding rib includes a horizontal rib, an outer vertical rib, and an inner vertical rib.   5. The electronic apparatus according to claim 3, wherein a substrate is disposed in parallel with a direction in which the button portion is pressed, and an end surface of the substrate contacts the button holding portion.   6. The switch stopper portion and the switch pressing portion are arranged in a row so as to face the end surface of the substrate, and the button hinge portion is provided at a position off the row. An electronic device according to any one of the above.   The electronic device according to claim 1, wherein the switch stopper portion is disposed near an outer periphery of the button portion. In the button structure of electronic equipment that enables the switch part mounted on the board to be pushed by the operation of the button part held in the button holding part,
The button part includes a switch pressing part,
A button structure for an electronic device, wherein the button portion includes a switch stopper portion that comes into contact with an end face of the substrate when the switch pressing portion is pushed beyond a switch pressing position.

Images