JP2000195709A - Sliding type object and electronic component - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a sliding element from coming into contact with other members by arranging sliding element protective parts in the vicinity of the sliding element of a sliding type object. SOLUTION: Sliding element protective parts 41 whose heights are higher than the height of a contact point 51 of a sliding element 50 are arranged in the vicinities of both the right and the left sides of the sliding element 50. The matter that the sliding element 50 comes into contact with external other members is excluded when a sliding type object 30 single body to which the sliding element 50 is attached is stored, transported and assembled. When assembling is performed, the sliding element protective parts 41 are inserted in insertion parts 25 and 11 in order not to become obstacles. A knob 33 is pressed from the upside, and the tips of the sliding element protective parts 41 are made to abut against the bottom surfaces of the insertion parts 11 even if the sliding type object 30 is to descend. Generation of a trouble that the sliding element 50 is smashed is excluded. As a result, the sliding element attached to the sliding type object is effectively prevented from coming into contact with the external member.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sliding electronic component such as a sliding electronic component or a rotary electronic component, and an electronic component.

[0002]

2. Description of the Related Art Conventionally, for example, a slide-type electronic component (variable resistor or switch) has a slide-type object placed on a substrate and covered with a case, and the slide-type object is slid. The slider attached to the lower surface of the sliding type object slides on various linear patterns (for example, a resistor pattern and a conductor pattern) provided on the substrate, thereby changing the resistance value between the various patterns. Make up.

[0003]

Conventionally, however, the slider has been mounted so as to be exposed on the lower surface of the sliding type object, so that there is no problem after installing the slider between the substrate and the case. However, when storing, transporting, or assembling a single unit in which a slider is attached to a sliding type object, there has been a problem that the slider may be bent by touching another member. . This problem also occurs in the case of a slider attached to a sliding type object for a rotary electronic component.

The present invention has been made in view of the above points, and has as its object to provide a sliding type object capable of preventing an external member from touching a slider attached to the sliding type object, and the sliding type object. An object of the present invention is to provide an electronic component using a product.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a sliding type object on which a slider that slides on various patterns is provided. And a slider protecting portion for preventing the slider from touching other members. It is preferable that the height of the slider protection part is equal to or higher than the height of the contact point of the slider. Further, the sliding-type object is a sliding-type sliding-type object, and the slider protecting portion is provided on at least one of left and right sides in a sliding direction of the slider. I do. Further, the sliding type object is a rotary type sliding type object, and is provided at a position on an outer peripheral side of a rotating slider. Also, the present invention provides a sliding type object having a slider mounted thereon on a substrate provided with various patterns and moving the sliding type object with respect to the substrate, thereby allowing the slider to be mounted on the various patterns. In an electronic component having a structure in which a sliding contact position is changed, in the vicinity of a slider of the sliding type object,
A slider protector is provided for preventing the slider from touching other members, and the board is provided with a slider protector for a sliding type object placed thereon over the movable range thereof. A part is provided.

[0006]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 and 2 are exploded perspective views of a slide-type variable resistor to which the present invention is applied. FIG. 1 is a view from above, and FIG. 2 is a view from below. As shown in both figures, this slide type variable resistor is configured such that a flexible substrate 20 and a slide type object 30 to which the present invention is applied are mounted on a base 10 and a case 60 covers the flexible substrate 20 and the slide type object 30.
Hereinafter, each component will be described.

The base 10 is made of a hard molded resin plate, and has two linear insertion portions 11 at predetermined positions.
11 (the length is the length for inserting the slider protection portions 41, 41 of the sliding type object 30 described below over the moving range), and the small holes 13 are provided at the four corners. The base 10 may be made of other various materials such as a laminated plate.

The flexible substrate 20 has a linear resistor pattern 21 and a conductor pattern 23 provided in parallel on the surface of a flexible synthetic resin sheet.
And two penetrating insertion portions 25, 25 (the length of which is such a length as to insert the slider protection portions 41, 41 of the sliding type object 30 described below over the moving range) are provided on the left and right sides of the The small holes 27 are provided at the four corners. The positions of the insertion portions 25, 25 and the insertion portions 11, 11 of the base 10 are described.
And the positions of the small holes 13 and 27 also match.

The sliding member 30 is made of a molded resin, and has a knob 33 at the center of the upper surface of a rectangular base 31 and a click arm 35 on one side thereof, while legs 37 at four corners on the lower surface. The slider 50 is fixed by thermal caulking of the small projection 39, and furthermore, a slider protruding in a plate shape on both left and right sides (right and left sides in the sliding direction of the slider 50) near the fixed slider 50. It is provided with a moving child protection part 41, 41. The click arm 35 is formed in a substantially T-shape, and protruding portions 38, 38 protrude laterally from both ends thereof.

The slider 50 is made of a metal plate, and a contact 51 is formed by bending the tip of the slider.

FIG. 3 is a side view of the sliding type object 30 to which the slider 50 is attached. As shown in the drawing, the slider protection portions 41, 41 have their heights higher than the height of the contacts 51 of the slider 50 (the height when no load is applied to the contacts 51). (The height may be the same or higher).

Returning to FIGS. 1 and 2, the case 60 is made of a molded resin, and a lower surface thereof is provided with a linear recess 61 for slidably housing the sliding object 30, and one inner surface thereof. A click engagement portion 63 having an uneven shape, a long hole 65 slidably penetrating the knob portion 33 at the center of the concave portion 61, and small projections 67 provided at four corners on the lower surface of the case 60. Have been.

The sliding type variable resistor is assembled by inserting the sliding type object 3 into the recess 61 of the case 60 which is turned upside down.
0, and the flexible substrate 20 and the base 10
The small projection 67 of the case 60 is placed in the small hole 27 and the small hole 13.
And fixing by heat caulking the tip.

FIG. 4 is a schematic side sectional view (sectional view taken along the line AA in FIG. 1) of the assembled slide type variable resistor. As shown in the figure, the two slider protection portions 41, 41 are inserted into the insertion portions 25, 25 and penetrate therethrough.
Has reached one. At the same time, the contact point 51 of the slider 50 is in elastic contact with both patterns 21 and 23. When the sliding type object 30 is slid by the knob 33, the position at which the contact point 51 of the slider 50 elastically contacts the two patterns 21 and 23 moves, and the resistance value changes. When the sliding type object 30 is slid, the click portions 35, 38 of the click arm 35 elastically contact the click engagement portion 63, so that a click feeling is generated.

In the present invention, as shown in FIG. 3, the slider protector 41, which is higher than the height of the contact point 51 of the slider 50,
Since the sliders 41 are provided near the left and right sides of the slider 50, other members external to the slider 50 can be used when storing, transporting, or assembling the sliding object 30 to which the slider 50 is attached. Will not touch.

On the other hand, when the slider protectors 41, 41 are assembled as shown in FIG. 4, they are inserted into the insertion portions 25, 25 and the insertion portions 11, 11 so as not to be in the way. 33 is pressed from above, the sliding object 30
Is prevented from coming down by contact of the tips of the slider protecting portions 41, 41 with the bottom surfaces of the insertion portions 11, 11, and the sliding member 30 is lowered by the sliding mold 30 descending. The effect of preventing the inconvenience of crushing is also produced.

In the above embodiment, the slider protectors 41 are provided on both left and right sides of the slider 50. However, the slider protectors 41 may be provided only on one side.

FIG. 5 is a schematic exploded perspective view when the present invention is applied to a rotary electronic component. As shown in FIG.
And a base 91 of a rotary sliding object 90, which is covered with a cover 110.

Here, the case 70 is formed by molding a mold resin into a circular shape and providing a storage portion 75 on the upper surface side thereof, and a concave insertion portion 71 having an arc shape and not penetrating into the bottom surface of the storage portion 75 (the length is as follows). (The length for inserting the slider protection portion 97 of the sliding type object 90 over the movable range) and a circular through hole 73 at the center. At a position (not shown) on the outer peripheral side surface of the case 70, a groove for projecting a projecting portion 85 of the flexible substrate 80 described below to the outside is provided.

The flexible substrate 80 is formed by forming a flexible sheet in a circular shape, and providing a resistor pattern (or a switch pattern) and a conductor pattern (not shown) on the upper surface thereof, and penetrating in an arc outside these patterns. Insertion part 8
1 (the length is the slider protection portion 9 of the sliding type object 90 described below)
7 is inserted over the range of its movement), a circular through hole 83 is provided at the center thereof, and a tongue-like projection 85 for drawing the pattern out of the case 70 is provided at the outer periphery thereof. It is configured.

Next, the sliding die 90 is made of a molded resin, and a cylindrical knob 9 is formed from the center of the upper surface of the disk-shaped base 91.
3 is provided so as to protrude from the center of the lower surface of the base portion 91.
A slider 100 made of a metal plate is attached to the lower surface of the small projection 96 by thermal caulking, and the slider is projected in an arc plate shape at a position on the outer peripheral side near a portion where the slider 100 is attached. The protection unit 97 is provided. The height of the slider protector 97 is the height of the contact 101 at the tip of the slider 100 (height when no load is applied to the contact 101).
(The same height or higher).

Then, the flexible substrate 8 is placed in the case 70.
The rotary electronic component is formed by housing the base unit 91 of the sliding object 90 and the sliding member 90, covering the cover 110 thereon, and integrating them with fixing means (not shown). At this time, the slider 10
The zero contact point 101 resiliently contacts a pattern (not shown) on the flexible substrate 80, and the slider protection part 97 penetrates the insertion part 81 and is inserted into the insertion part 71. When the sliding type object 90 is rotated, the contact point 101 slides on the pattern to change its output, and at the same time, the slider protection part 97 is inserted into the insertion parts 81 and 71.
Move in.

In this embodiment as well, the slider protector 97
Is installed near the slider 100, so that the slider 1
When storing, transporting, or assembling the single sliding-type object 90 to which the sliding member 100 is attached, it is possible to prevent the external member from touching the slider 100. Further, even if a pressing force is applied to the knob 93 of the assembled rotary electronic component, the tip of the slider protecting portion 97 contacts the bottom surface of the insertion portion 71 to support the knob, and the slider 100 is supported. It will not be crushed.

In the above embodiment, the flexible substrate is used as the substrate, but another substrate such as a hard substrate may be used. When a hard substrate is used, the base 10 shown in FIG.
(Or case 70 shown in FIG. 5) is not always necessary. It goes without saying that not only the structure of the sliding type object but also the structure of each member constituting the electronic component such as the case and the cover can be variously modified. Insertion part 1 provided on base 10
The insertion portions 71 provided in the case 1 and 11 and the case 70 may be through holes. In short, the present invention can be applied to any electronic component having a structure using a sliding type object to which a slider that slides on various patterns is attached.

[0025]

As described in detail above, according to the present invention, there is an excellent effect that an external member can be effectively prevented from touching a slider mounted on a sliding type object.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a slide type variable resistor to which the present invention is applied.

FIG. 2 is an exploded perspective view of a slide type variable resistor to which the present invention is applied.

FIG. 3 is a side view of the sliding type object 30 to which the slider 50 is attached.

FIG. 4 is a schematic side sectional view (sectional view taken along the line AA of FIG. 1) of the assembled slide variable resistor.

FIG. 5 is an exploded perspective view of a rotary electronic component to which the present invention is applied.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Base 20 Flexible board 21 Resistor pattern (various patterns) 23 Conductor pattern (various patterns) 30 Sliding type 41, 41 Slider protection part 50 Slider 51 Contact 60 Case 70 Case 80 Flexible board 90 Sliding Moving object 91 Base 97 Slider protection unit 100 Slider 101 Contact

Claims (5)

[Claims] 1. A sliding type object on which a slider that slides on various patterns is mounted. In the vicinity of the slider of the sliding type object, the slider is prevented from touching another member. A sliding type object provided with a slider protection portion. 2. The sliding-type object according to claim 1, wherein the height of the slider protecting portion is equal to or higher than the height of the contact point of the slider. 3. The slide-type object is a slide-type slide-type object, and the slider-protecting portion is provided on at least one of left and right sides in a sliding direction of the slider. The sliding type object according to claim 1, wherein: 4. The sliding device according to claim 1, wherein the sliding-type object is a rotary-type sliding-type object, and is provided at a position on an outer peripheral side of the rotating slider. Mold. 5. A sliding type object on which a slider is mounted is mounted on a substrate provided with various patterns, and the sliding type object is moved with respect to the substrate, whereby the sliding element to the various patterns is formed. In the electronic component having a structure in which a sliding contact position is changed, a slider protecting portion for preventing the slider from touching other members is provided near the slider of the sliding type object, and the substrate is provided on the substrate. An electronic component having an insertion part for inserting a slider protection part of a sliding type object placed thereon over a moving range thereof.