JP2004047491A - Rotary electronic part - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a rotary electronic part that can attain the miniaturization of an outer diameter. <P>SOLUTION: The rotary electronic part is constituted by mounting a handle 110 for the rotary electronic part installed as a separate part from an operating type object 50 for the rotary electronic part to cover the upper part of the operating type object 50, so as to be rotatable integrally with the operating type object 50. Openings 51, 111 are provided in the respective center of the operating type object 50 and handle 110 to provide a space for inserting other members, and a push-button 100 and a double pressing switch mechanism part 30 pressed by the push-button 100 are enclosed in the space. <P>COPYRIGHT: (C)2004,JPO

Description

The present invention relates to a rotary electronic component.

2. Description of the Related Art Conventional electronic devices, for example, portable devices such as video cameras, use a rotary electronic component having a structure in which a key top for a push button switch is attached to the center of a knob for a disk-shaped rotary switch.

However, this type of rotary electronic component has a problem that its outer diameter cannot be reduced in size.

The present invention has been made in view of the above points, and an object of the present invention is to provide a rotary electronic component capable of reducing the outer diameter.

The invention according to claim 1 of the present application is characterized in that a knob for a rotary electronic component that is installed as a separate component from the operation type component so as to cover an upper portion of the operation type component for the rotary electronic component, A rotary electronic component that is attached so as to rotate integrally.By providing an opening in the center of each of the operation type object and the knob, a space for inserting another member is provided, and a push button and a push button are provided in this space. A rotary electronic component, wherein a push switch mechanism portion pressed by a push button is housed.

The invention according to claim 2 of the present application is characterized in that the press switch mechanism is a double press switch mechanism formed by superposing a second switch mechanism on a first switch mechanism. Item 1. A rotary electronic component according to item 1.

The invention according to claim 3 of the present application is the rotary electronic component according to claim 1 or 2, wherein the second switch mechanism is formed by a switch plate made of a flexible substrate.

The invention according to claim 4 of the present application is configured such that the sliding contact pattern for slidingly contacting the slider fixed to the operation-type object and the switch contact forming the first switch mechanism are formed on the flexible substrate. 4. The rotary electronic component according to claim 3, wherein:

According to the invention as set forth in claim 5 of the present application, a switch plate constituting the second switch mechanism is mounted on an operation-type object, and the operation-type object to which the switch plate is mounted is installed on the first switch mechanism. 5. The rotary electronic component according to claim 4, wherein a click plate is attached to each of the first and second switch mechanisms.

The invention according to claim 6 of the present application is characterized in that the rotary electronic component includes a case that is mounted on a substrate and houses the operation type object therein, and the knob and the push button are installed on the case. 3. The rotary electronic component according to claim 1, wherein the knob is attached so as to rotate integrally with the operation type object inside the case.

Since an opening is provided at the center of each of the knobs installed as separate components from the operation type object so as to cover the operation type object and the upper portion of the operation type object, a space for inserting another member is provided. The push button and the push switch mechanism pressed by the push button can be housed, and the structure is further simplified, which facilitates manufacture.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
1 and 2 are exploded perspective views of the rotary electronic component according to the present embodiment, and show one rotary electronic component by combining the drawings. As shown in both figures, this rotary electronic component has a flexible substrate 20, an operation type object 50, a click leaf spring 65, a click plate 75, a case 80, a push button 100, A knob 110 is provided. Hereinafter, each component will be described.

The base 10 is a synthetic resin molded plate, and is provided with four penetrating locking holes 11 near the center thereof.

The flexible substrate 20 has a substantially semi-disc shape, and desired arc-shaped sliding contact patterns 21 and 23 are formed by printing at predetermined positions of the flexible substrate 20, and the double pressing switch mechanism 30 is placed at the center of the flexible substrate 20. The belt-like drawer 49 is pulled out from the predetermined position.

FIG. 3 is a perspective view showing a state in which the flexible substrate 20 is expanded. As shown in FIGS. 2 and 3, four locking holes 25 are provided around the portion where the double press switch mechanism 30 is to be placed. Reference numeral 30 is configured by connecting the first switch 33 and the second switch 35 to the first switch mechanism 31 and the second switch mechanism 41 by connecting portions a, b, and c, respectively.

Switch contacts 34 and 36 are formed by printing at the center of the surfaces of the first substrate portion 33 and the second substrate portion 35, and a click plate 37 is attached to the opposite surface of the first substrate portion 33. I have.

On the other hand, the second switch mechanism 41 is formed by superimposing two substrates (not shown in the figure) on top of the connecting portion c, and attaching a click plate 47 on the two substrates. It is configured to be mounted below a working member 43 (see FIG. 6). The actuation type 43 has a pressing portion 45 protruding from the center thereof.

Although not shown, the slide contact patterns 21 and 23 and the circuit pattern from the double press switch mechanism 30 are drawn out to the drawer 49.

Then, the double pressing switch mechanism unit 30 turns the second substrate unit 35 over the first substrate unit 33 (arrow A) in FIG. 3 to form the first switch mechanism unit 31 (in fact, both switch contacts are used). A spacer layer is printed around the periphery of the first and second switch mechanisms 41 and 36, and the two switch contacts 34 and 36 are opposed to each other with a small gap when they are overlapped. The pressing portion 45 contacts the center of the click plate 37 by folding back to the back side of the substrate portion 33 (arrow B), and the connecting portion a is further bent to make the double pressing switch mechanism portion 30 flexible as shown in FIG. It is placed at the center of the substrate 20. Note that four notches 38 are provided on the outer periphery of the first and second substrate portions 33 and 35, respectively, and these are located above the locking holes 25.

The operation mold 50 is a synthetic resin molded plate formed in a substantially ring shape as shown in FIG. 2, and has a circular opening 51 at the center thereof, and four projecting fixing portions 53 from the upper surface thereof. Is protruding. In addition, six protrusion-shaped locking portions 55 protrude from the outer periphery. Around the opening 51, there is provided a support portion 57 which projects from the upper and lower surfaces of the slide type object 50 in a substantially cylindrical shape in the vertical direction. A slider 61 made of a metal plate is fixed to the lower surface of the operation mold 50.

Next, the click leaf spring 65 bends a part of the circular arc portion (arm portion 67) of the ring-shaped elastic metal plate upward to provide a convex click portion 69 at the center thereof, And an insertion portion 71 formed of a small hole into which the fixing portion 53 is inserted.

Next, as shown in FIG. 1, the click plate 75 is formed by forming a metal plate in a ring shape to provide an opening 76 at the center, and a click engagement portion 77 having four openings on the surface thereof. Two tongue-shaped locking portions 79, 79 are provided at the positions and bent upward.

FIG. 4 is a perspective view of the case 80 as viewed from the back side. As shown in FIG. 1 and FIG. 1, the case 80 is formed by molding a synthetic resin into a substantially disk shape, and has an insertion hole 81 at the center thereof for inserting a pressing portion 101 of a push button 100 described below. Locking portions 83, 83 for inserting the locking portions 79 are provided at two places near the outer periphery. A partition member 85 protrudes from its lower surface in a cylindrical shape. Notches 87, 87 are provided in the partition member 85, and four locking pieces 91 protrude from the lower side of the partition member 85. Further, a notch 93 is provided on the outer periphery of the case 80 so that both end faces cut off are provided as contact surfaces 95 and 95.

As shown in FIG. 1, the push button 100 is formed by molding a synthetic resin into a substantially disk shape, protruding a columnar pressing portion 101 from the lower surface at the center, and forming a plurality of tongue-shaped locking portions 103 (4) from the outer periphery thereof. ) Projecting.

FIG. 5 is a perspective view of the knob 110 as viewed from the back side. As shown in FIG. 1 and FIG. 1, the knob 110 is formed by molding a synthetic resin into a disk shape, and an opening 111 for exposing the push button 100 is provided at the center thereof, and the outer periphery thereof is bent downward to form a ring. The side wall 113 is formed. Further, on the inside of the lower end side of the side wall portion 113, there are provided locking portions 115 for engaging with the locking portions 55 (see FIG. 2) of the operation type object 50 at six places. Are provided with four insertion portions 117 into which the locking portions 103 of the push buttons 100 are inserted. Further, a stopper portion 119 is provided at a predetermined position on the lower surface of the knob 110.

Next, in order to assemble the rotary electronic component, first, a leaf spring 65 for click is placed on the operation type object 50, and at this time, each fixing portion 53 is inserted into the insertion portion 71, and the tip thereof is thermally caulked. Fix it. A slider 61 is fixed to the lower surface of the operation type object 50.

ク リ ッ ク A click plate 75 is attached to the lower surface of the one case 80. At that time, the partition member 85 is inserted into the opening 76, the two locking portions 79 are inserted into the locking portions 83, 83, and the ends thereof are bent and fixed on the upper surface side of the case 80.

Then, the push button 100 is stored in the opening 111 of the knob 110, and at this time, each locking portion 103 of the push button 100 is inserted into the insertion portion 117 to guide, and then the case 80 to which the click plate 75 is attached is attached to the lower side. At this time, the pressing portion 101 of the push button 100 is inserted into the insertion hole 81.

Next, the operation type object 50 to which the slider 61 and the click leaf spring 65 are attached is attached. At this time, the partition member 85 of the case 80 is inserted into the opening 51 of the operation member 50, and the operation member 50 is rotatably supported on the outer periphery of the partition member 85. At the same time, each locking portion 115 (see FIG. 5) on the outer periphery of the knob 110 is engaged with each locking portion 55 of the operation type object 50 to fix them together.

The flexible board 20 and the base 10 are attached thereunder. The locking pieces 25 provided in the case 80 are provided in the locking holes 25 provided in the flexible board 20 and the locking holes 11 provided in the base 10. , And the tip is fixed by heat caulking on the lower surface of the base 10.

FIG. 6 is a schematic side sectional view of the rotary electronic component assembled as described above. In the figure, the cut surface of each part is different for convenience of explanation.

操作 As shown in the figure, the operation type object 50 and the knob 110 are configured to rotate integrally by engaging and integrating locking portions 115 and 55 provided on the outer periphery of the both.

Further, openings 51 and 111 are provided at the centers of the operation type object 50 and the knob 110, respectively, and a switch mechanism including the push button 100 and the double press switch mechanism unit 30 is housed inside the openings 51 and 111. .

In other words, the rotary electronic component has the operation-type object 50 rotatably disposed on the flexible substrate 20, and further covers the outer periphery of the operation-type object 50 above the operation-type object 50 and rotates integrally with the operation-type object 50. A knob 110 is attached by engaging the outer periphery of the two, and a switch mechanism (other member) is housed in openings 51 and 111 provided at the center of the operation type object 50 and the knob 110, respectively. The operation type object 50 is rotatably supported by a partition member 85 that partitions between the opening 51 and the space for housing the switch mechanism inside the opening 51.

When the knob 110 is rotated, the operation type object 50 and the slider 61 are integrally rotated with the knob 110, and a desired electrical output is obtained from the sliding contact patterns 21 and 23 on the flexible substrate 20 (in the case of this embodiment). Is an on / off signal, but an output such as a change in resistance may be obtained. When the knob 110 is rotated, the click portion 69 of the click leaf spring 65 is disengaged from the click engagement portion 77 of the click plate 75 to obtain a click feeling. Note that the rotation of the knob 110 is restricted by the stopper portion 119 provided on the lower surface of the knob 110 abutting against the abutting surfaces 95 provided on the case 80.

On the other hand, when the push button 100 is pressed, the upper click plate 47 is first turned upside down and the upper switch is turned on. When pressed, the switch is reversed and the lower switch is turned on. When the pressing of the push button 100 is released, the switches are sequentially turned off from the lower switch.

As described above, according to the present embodiment, since the knob 110 and the operation type object 50 are connected at the outer periphery of both, there is no need to provide a connecting portion for the connection between the knob 110 and the inside of the lower surface side of the knob 110. The outer diameter can be reduced accordingly. In particular, in the case of this embodiment, the space for inserting the other members (such as a switch mechanism) is provided inside the knob 110, so that the space for providing the coupling portion for coupling the two is limited inside the lower surface of the knob 110. So it is effective.

Although the embodiment of the present invention has been described in detail above, the present invention is not limited to the above embodiment, and various changes can be made within the scope of the technical idea described in the claims. Needless to say. That is, the shape and structure of each member can be variously modified.

FIG. 7 is a schematic side sectional view of a rotary electronic component according to another embodiment of the present invention. This rotary electronic component is configured by mounting a key top 390 for a push button and a rotary knob 400 on a case 395 mounted on a substrate 380. The pressing portion 391 of the key top 390 is held by a case 395 so as to be vertically movable, and the pressing portion 391 is in contact with a click plate 381 provided on the upper surface of the substrate 380. Further, the rotary knob 400 is attached to the operation type object 410 inside the case 395 so as to rotate integrally with the operation type object 410, and the slider 420 attached to the lower surface of the operation type object 410 has a sliding contact provided on the substrate 380. It is configured to contact the pattern 383. When the key top 390 is pressed, the click plate 381 is inverted and the switch on the substrate 380 provided immediately below is turned on. When the rotary knob 400 is rotated, the slider 420 slides on the sliding contact pattern 383. Change its output. This rotary electronic component also has a structure used by the rotary knob 400 to rotate it to the outer peripheral side surface 401, and is configured so that the rotary knob 400 completely covers the outer circumference of the case 395.

By the way, what is stored in the central space is not limited to the push-button switch mechanism as in the above embodiments. That is, it may be configured to house various other members (electronic components) such as a one-stage push button switch mechanism and a rotary electronic component. Further, the flexible substrate 20 may be constituted by a hard substrate.

1 is an exploded perspective view of an upper half of a rotary electronic component according to the present invention. FIG. 2 is an exploded perspective view of a lower half of the rotary electronic component according to the present invention. FIG. 3 is a perspective view showing a state where a flexible substrate 20 is developed. It is the perspective view which looked at case 80 from the back side. It is the perspective view which looked at the knob 110 from the back side. FIG. 3 is a schematic side sectional view of a rotary electronic component. It is a schematic sectional side view of other rotary electronic components.

Explanation of reference numerals

10 Base 20 Flexible boards 21, 23 Sliding contact pattern (conductive pattern)
Reference Signs List 30 double pressing switch mechanism 50 operation type object 51 opening 55 locking part 65 leaf spring 75 for click click plate 80 case 85 partition member 100 push button 110 knob 111 opening 113 side wall part 115 locking part

Claims (6)

A rotary electronic component knob, which is installed separately from the operation type object so as to cover the upper part of the operation type object for the rotary electronic component, and is attached so as to rotate integrally with the operation type object. Electronic components,
By providing an opening at the center of each of the operation type object and the knob, a space for inserting another member is provided, and a push button and a push switch mechanism pressed by the push button are housed in this space. And rotary electronic components. The rotary electronic component according to claim 1, wherein the push switch mechanism is a double push switch mechanism formed by superposing a second switch mechanism on a first switch mechanism. (3) The rotary electronic component according to (1) or (2), wherein the second switch mechanism is formed by a switch plate made of a flexible substrate. The sliding contact pattern for slidingly contacting a slider fixed to the operation type object and a switch contact forming the first switch mechanism are formed on the flexible substrate. The rotary electronic component as described. A switch plate constituting the second switch mechanism is mounted on an operation type object, and an operation type object to which the switch plate is mounted is installed on the first switch mechanism, and the first and second switch mechanisms are further mounted. The rotary electronic component according to claim 4, wherein a click plate is attached to each of the parts. The rotary electronic component includes a case mounted on a substrate and containing the operation type object therein, and the knob and the push button are installed on the case, and the knob is mounted on the operation type inside the case. 3. The rotary electronic component according to claim 1, wherein the rotary electronic component is mounted so as to rotate integrally with an object.

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