JP4169628B2 - Sticking switch device for vehicles - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a vehicular sticking switch device, and more particularly to a vehicular sticking switch device that improves the routing of a harness derived from a vehicular sticking switch device.
[0002]
[Prior art]
The conventional vehicular sticking switch device has a structure as shown in FIGS. 7 and 8, for example. Here, FIG. 7 is a view showing a longitudinal section of a conventional vehicular sticking switch device, and FIG. 8 is an exploded perspective view of the vehicular sticking switch device of FIG.
[0003]
The vehicular sticking switch device 1 illustrated in FIGS. 7 and 8 includes a substrate 2, a flexible printed wiring board 3, a flexible sheet 4, and a knob 5. The board | substrate 2 becomes an attachment member to the instrument panel etc. in a vehicle interior. A plurality of positioning protrusions 6 are provided on the plane of the substrate 2 and serve to position the flexible printed wiring board 3 and the flexible sheet 4. The flexible printed wiring board 3 is a thin and flexible plastic substrate, and is a connection member on which a circuit pattern is formed by printing. In addition, the flexible sheet 4 is entirely formed of rubber such as silicon rubber, and has elasticity that can be restored. The flexible sheet 4 is disposed above the flexible printed wiring board 3 and performs switching with respect to the flexible printed wiring board 3. The flexible printed wiring board 3 and the flexible sheet 4 are set so as to fit between the frame portions 7 of the substrate 2. Further, the knob 5 is pressed for switching, and is disposed above the flexible sheet 4. A mounting plate 10 having a fitting groove 9 is formed on the lower surface of the knob 5, and the fitting groove 9 present at the tip of the mounting plate 10 is fitted into the mounting shaft 8 of the substrate 2 so that the vehicle sticking is performed. The switch device 1 is formed. A pressing portion 11 is formed on the lower surface of the knob 5, and a switching operation is performed when the pressing portion 11 presses the switch portion 12 of the flexible sheet 4 (see, for example, Patent Document 1 below). ).
[0004]
[Patent Document 1]
JP-A-9-139154 (FIGS. 1 and 2)
[0005]
[Problems to be solved by the invention]
In recent years, in particular, automobiles, many electric wires are installed to carry various information and energy, and the number is about 1000 per automobile. In addition to this enormous number of wires, terminals, connectors, etc. connecting them are systematically wired and completed as a single part in a form that is easy to attach to an automobile or the like.
[0006]
Such a harness is also connected to a vehicular sticking switch device as shown in Patent Document 1 in the prior art. However, in the vehicular sticking switch device according to the conventional technique as shown in Patent Document 1, the harness can be taken out only in one direction, and thus it cannot be said that the mounting property is excellent. Furthermore, since the harness can be led out only from one direction of the vehicular sticking switch device, there have been problems such as a longer wiring distance of the harness, poor appearance, and poor operability. Furthermore, if the wiring distance of the harness becomes long, it leads to an increase in attachment time and a deterioration in attachment cost.
[0007]
The present invention has been made in view of the above problems, and an object of the present invention is to improve the routing of a harness derived from a vehicular sticking switch device.
[0008]
[Means for Solving the Problems]
In order to solve the above-described problems, a vehicular sticking switch device according to the present invention includes a knob provided with a rotating shaft, and an opening through which a switch protrudes on a flat surface and conducts a harness substantially at the center. A base plate having a bottom, a cushion having an opening for conducting the harness at a substantially central portion, a bearing for receiving and receiving the rotating shaft, and the base plate are fitted and locked. And a housing that constitutes the outer shell of the vehicular sticking switch device. The vehicle is constructed by fitting a knob and a board into the housing and adhering a cushion to the bottom of the board. It is a sticking switch device. In this vehicular sticking switch device, when the harness is attached through the opening of the board and the cushion, the harness is led out through a plurality of harness lead-out grooves provided on the bottom surface of the cushion.
[0009]
In the vehicular sticking switch device according to the present invention, the harness lead-out groove is formed in four directions from an opening provided at a substantially center of the cushion.
[0010]
Further, in the vehicular sticking switch device according to the present invention, an adhesive for attaching the vehicular switch is applied to the bottom surface of the cushion.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. FIG. 1 is an external perspective view of the vehicular sticking switch device according to the present embodiment. 2 is a bottom view of the vehicular sticking switch device according to the present embodiment shown in FIG. Furthermore, FIG. 3 is an exploded perspective view of the vehicular sticking switch device according to the present embodiment.
[0012]
The vehicular sticking switch device 20 according to the present embodiment includes a substrate 30, a knob 40, a housing 50, and a cushion 60, and a harness 70 is connected to the vehicular sticking switch device 20. .
[0013]
A switch 31 and an LED (light emitting diode) 32 are provided on the plane of the substrate 30, and an opening 34 for conducting the harness 70 is provided at the approximate center. In the present embodiment, the vehicular sticking switch device 20 in the case of having two switches 31 is illustrated. The LED 32 plays a role as a night illumination lamp, and is turned on when the switch 31 is in the “ON” state and is turned off when the switch 31 is in the “OFF” state. However, the present invention is not limited to this lighting condition, and various conditions can be set (for example, blinking for a certain period of time). Further, a land 33 for soldering the harness 70 is provided in the vicinity of the opening 34 for conducting the harness 70.
[0014]
The knob 40 is a portion that receives a force when operating the vehicular sticking switch device 20, and is provided with a button portion 41 corresponding to the switch 31. The button portion 41 is formed with an uneven shape for coping with blindness, and the function of the button portion 41 is displayed by the uneven shape. The knob 40 is provided with a rotating shaft 42 and is attached to be rotatable about the rotating shaft 42. Further, a pusher 43 is provided at a contact portion with the switch 31, and an electrical signal is transmitted when the pusher 43 contacts the switch 31.
[0015]
The housing 50 is a component that forms the outline of the vehicular sticking switch device 20. The housing 50 is provided with a bearing 51 for receiving and receiving the rotary shaft 42 of the knob 40. Further, the housing 50 includes a board fixing rib 52 for fitting and locking the board 30.
[0016]
The cushion 60 is a component that constitutes the bottom surface of the vehicular sticking switch device 20. An opening 61 for conducting the harness 70 is also provided at the approximate center of the cushion 60. Furthermore, a harness lead-out groove 62 extending in four directions from the opening 61 is provided on the bottom surface of the cushion 60. The harness lead-out groove 62 is a passage for guiding the harness 70 in four directions. As shown in FIG. 2, the harness 70 is led out of the vehicular sticking switch device 20 so as to be fitted into the harness lead-out groove 62.
[0017]
By combining the substrate 30, the knob 40, the housing 50, and the cushion 60 described above, the vehicular sticking switch device 20 is completed. That is, the rotary shaft 42 of the knob 40 is fitted into the bearing 51 of the housing 50, and then the board 30 connected to the harness 70 is fitted so as to be locked to the board fastening rib 52 of the housing 50. Assembling of the vehicular sticking switch device 20 is completed by adhering the cushion 60 in a state where the harness 70 is conducted to the bottom surface of the vehicle.
[0018]
According to the vehicular sticking switch device 20 shown in the present embodiment, various advantages that cannot be obtained by the conventional vehicular sticking switch device can be obtained. When the harness 70 is soldered to the land 33 of the substrate 30, the harness 70 is installed in a state where it is raised from the land 33, and is bent and conducted through the opening 34, thereby making it difficult to apply force to the soldered portion. can do. Moreover, the tensile strength with respect to the harness 70 can be raised by making the opening part 34 of the board | substrate 30 and the opening part 61 of the cushion 60 slightly smaller than the diameter which the harness 70 has. In the vehicular sticking switch device 20 exemplified in the present embodiment, 10 kgf can be secured as the tensile strength of the harness 70 by adopting such a structure. Further, since the harness lead-out grooves 62 in the four directions are provided in the cushion 60, the direction in which the harness 70 is taken out can be determined according to the mounting location. Improved.
[0019]
The structure of the cushion 60 that is characteristic in the present embodiment will be described in more detail with reference to FIGS. FIG. 4 is an exploded perspective view of the cushion 60 according to the present embodiment. Moreover, FIG. 5 is a figure for demonstrating the principal part of the cushion 60 which concerns on this Embodiment.
[0020]
The cushion 60 includes a double-sided tape 63 for mounting a substrate, a cushion part 64, a double-sided tape 65 for mounting a sticking switch device for a vehicle, and a release paper 66. The cushion portion 64 further includes two types of members 67 and 68, and the harness lead-out groove 62 is formed by combining the plate member 67 and the dividing member 68. As the material of the cushion portion 64, a sponge-based material such as urethane can be employed. In addition, the release paper 66 has a shape that can be removed from the double-sided tape 65 for attaching the vehicular sticking switch device at a time. For this reason, for example, when a vehicle sticking switch device 20 is stuck on an instrument panel or the like in a passenger compartment at a dealer or the like, the structure is very convenient.
[0021]
The cushion 60 is not limited to a sponge-based material such as urethane. For example, FIG. 6 shows a case where the cushion portion 69 is integrally molded with a thermoplastic elastomer. Thermoplastic elastomer is a material that has properties between plastic and rubber, is soft like rubber, and can be easily processed like plastic. Therefore, it is suitable to employ in the cushion part 69 of the vehicular sticking switch device 20 according to the present embodiment.
[0022]
Moreover, it is easy for those skilled in the art to apply the structure shown in the present embodiment not only to the vehicular sticking switch device 20 but also to products connected to the harness 70, such as speakers, microphones, interior lighting, and the like. Let's go.
[0023]
【The invention's effect】
As described above, according to the present invention, it is possible to provide a vehicular sticking switch device that improves the routing of a harness derived from the vehicular sticking switch device.
[Brief description of the drawings]
FIG. 1 is an external perspective view of a vehicular sticking switch device according to an embodiment.
FIG. 2 is a bottom view of the vehicular sticking switch device according to the present embodiment shown in FIG. 1;
FIG. 3 is an exploded perspective view of the vehicular sticking switch device according to the present embodiment.
FIG. 4 is an exploded perspective view of the cushion according to the present embodiment.
FIG. 5 is a view for explaining a main part of the cushion according to the present embodiment.
FIG. 6 is a diagram illustrating a case where a thermoplastic elastomer is employed for the cushion portion according to the present embodiment.
FIG. 7 is a view showing a longitudinal section of a vehicular sticking switch device according to a conventional technique.
FIG. 8 is an exploded perspective view of the vehicular sticking switch device according to the prior art shown in FIG.
[Explanation of symbols]
1,20 Adhesive switch device for vehicle, 2,30 board, 3 flexible printed wiring board, 4 flexible sheet, 5,40 knob, 6 positioning protrusion, 7 frame part, 8 mounting shaft, 9 fitting groove, 10 mounting Plate, 11 Pressing part, 12 Switch part, 31 Switch, 32 LED, 33 Land, 34, 61 Opening part, 41 Button part, 42 Rotating shaft, 43 Pusher, 50 Housing, 51 Bearing, 52 Substrate fixing rib, 60 Cushion, 62 Harness lead groove, 63 Double-sided tape for board mounting, 64 Cushion part, 65 Double-sided tape for mounting switch device for vehicle, 66 Release paper, 67 Plate member, 68 Split member, 69 Cushion part made of thermoplastic elastomer, 70 Harness.

Claims (3)

A knob with a rotation axis;
A substrate having a switch projecting on a plane and having an opening for conducting the harness substantially in the center;
A cushion having an opening for configuring the bottom of the sticking switch device for a vehicle and conducting the harness substantially in the center;
A housing which comprises a bearing for receiving and rotating the rotating shaft and a board fixing rib for fitting and locking the board;
Have
A vehicular sticking switch device configured by fitting a knob and a substrate into the housing and adhering a cushion to the bottom surface of the substrate,
When the harness is attached through the opening of the substrate and the cushion, the harness is led out through a plurality of harness lead-out grooves provided on the bottom surface of the cushion;
A vehicular sticking switch device characterized by the above. In the vehicle sticking switch device according to claim 1,
The harness lead-out groove is formed in four directions from an opening provided in the approximate center of the cushion,
A vehicular sticking switch device characterized by the above. In the sticking switch device for vehicles according to claim 1 or 2,
The bottom surface of the cushion is coated with an adhesive for mounting a vehicle switch,
A vehicular sticking switch device characterized by the above.

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