CN100359615C

CN100359615C - Switch device

Info

Publication number: CN100359615C
Application number: CNB2005100794350A
Authority: CN
Inventors: 长屋启次
Original assignee: Tokai Rika Co Ltd
Current assignee: Tokai Rika Co Ltd
Priority date: 2004-07-14
Filing date: 2005-06-22
Publication date: 2008-01-02
Anticipated expiration: 2025-06-22
Also published as: JP2006032059A; CN2802682Y; CN1722323A

Abstract

To improve operability by controlling the tilt of an operator that rocks.A sliding contact part 38 is provided at a peripheral part near a journal portion 32 of a switch body (supporting member) that journals the operator 27 in a rockable manner or a peripheral part near a portion of the operator 27 corresponding to the journal portion 32 so as to come in sliding contact with the counterpart as the operator 27 rocks. It is thereby possible to control the tilt of the operator 27 near the journal portion 32 of the supporting member or near the portion of the operator 27 corresponding to the journal portion 32. Thus, the sliding contact resistance is made smaller to make the operation feeling lighter.(C)2006,JPO&NCIPI.

Description

Switching device

Technical field

The present invention relates to the switching device that a kind of executive component swing constitutes.

Background technology

In the past, for example vehicle possessed the formation of executive component swing mostly with, the switching device used of automobile particularly.When adopting this device, executive component is supported to and can be swung by axle support axles that supporting member had such as switch main bodies, and contact contacts corresponding to the swing of this executive component or breaks away from.

But, the axle support that above-mentioned supporting member had for example is the cylindrical bearing hole, and, cooperating the cylindric axial region that is formed on the executive component, like this, executive component can swingingly supported by axle.At this, between above-mentioned bearing portion and axial region, need and use, but will guarantee it so that the gap of executive component swing is little.But, though need, consider owing to that gap produces executive component.

For this, in the past, the position leaving above-mentioned axle support was provided with sliding contacting part on executive component and supporting member, and they are sliding contact along with the swing of executive component, thereby, the inclination of restriction executive component.

The structure of this device represented in Fig. 5 summary, O represents the axle supporting center line of executive component 1 among the figure, be a line of support position in brief, sliding contacting part 2 at two free-ended inboard setting operation component sides of the executive component 1 of these devices spaced apart, relative with it, the sliding contacting part 3 of supporting member side is set.The sliding contacting part 3 of supporting member side, with the sliding contacting part 2 of executive component side in any side (right side among the figure) sliding contact, thereby, the arrow A 1 of restriction executive component 1, the inclination shown in the A2.

In the above-mentioned conventional device, its structure is the sliding contact of carrying out sliding contacting part 3 with the sliding contacting part 2 of executive component side of supporting member side in the position of leaving a support, and therefore, the resistance of sliding contact greatly, has excessively increased the weight of operation sense.

Summary of the invention

The present invention promptly produces in view of above-mentioned thing, and its purpose is to provide a kind of inclination of the executive component that limits swing and can improves the switching device of operability.

To achieve these goals, among the present invention

(1) switching device, possesses first member that a support is arranged, by this support can swing second member that the earth's axis is bearing in this first member and be arranged on this support near periphery to this second member outstanding and with first sliding contacting part of this second member sliding contact, and the contact that contacts or break away from corresponding to the relative swing of this first member and this second member, the any one party of this first member and this second member is a supporting member, the opposing party is an executive component, this first sliding contacting part is for being the ring-type at center with this support

Described switching device also have than more close this support of this first sliding contacting part be provided with to this second member outstanding and with second sliding contacting part of this second member sliding contact, this second sliding contacting part is for being the ring-type at center with this support.

(2) in the switching device of (1), this first sliding contacting part and this second sliding contacting part are with one side.

(3) in the switching device of (1), this first sliding contacting part separates with this second sliding contacting part.

According to said apparatus, by near the axle support of supporting member or executive component with the corresponding part of axle support near, sliding contacting part contacts with butt joint side slip, thereby, can limit the inclination of executive component.Thereby the resistance of its sliding contact is little, can alleviate operation sense.

Description of drawings

Fig. 1 is the end view of the major part of expression one embodiment of the invention.

Fig. 2 is the amplification cross-sectional view along the part of X-X line of Fig. 1.

Fig. 3 is the vertical view of major part.

Fig. 4 is whole vertical profile end view.

Fig. 5 is the figure suitable with Fig. 3 of expression conventional example.

Embodiment

Below, with reference to Fig. 1～Fig. 4 one embodiment of the invention (execution mode) are described.

At first, Fig. 4 represents switch main body 11, is assembled with circuit substrate 12 at its downside.Several circuit blocks 13 are installed on the circuit substrate 12, and simultaneously, front and back (about among Fig. 4 being) separately are provided with

fixed contact

14,15 in the above.In addition, on circuit substrate 12, coating the flexure strip 16 that constitutes by the rubber elastomeric material, this flexure strip 16 is situated between respectively on said

fixing contact

14,15 and is formed with

contact base

19,20 by thin

bendable portion

17,18, has below each of this

contact base

19,20 and said fixing

contact

14,15 opposed

travelling contact

21,22 respectively.

Switch main body 11 has push

rod guide rail

23,24 respectively on

contact base

19,20, make connect to insert the

push rod

25,26 in this push

rod guide rail

23,24 each lower end respectively with the top butt of

contact base

19,20.

Configuration operation element 27 and lid 28 on the switch main body 11 wherein, have

protuberance

29,30 below the executive component 27, butt on each lower end that makes these

protuberances

29,30 and each of push

rod guide rail

23,24.

At this, Fig. 3 only represents executive component 27 parts with vertical view, as indicated in this Fig. 3, executive component 27 inboards (below) left and right sides portion have rib 31 respectively, pars intermedia has the axis hole 32 that left and right directions is opened in the front and back of this rib 31 (among Fig. 3

protuberance

29,30 places about).

Relative therewith, axis hole 32 counterparts on the switch main body 11 and rib 31 aforesaid operations element 27 have a support 33.This support 33 by axial region 33a and from it to the left and right outside two the outstanding matrix 33b that is provided with in side constitute, the axis hole 32 that can cooperate aforesaid operations element 27 on its axial region 33a rotationally, like this, axle is supporting executive component 27, it can be carried out with axial region 33a is that (being the direction that intersects vertically with paper among Fig. 3, is the direction shown in arrow B 1, the B2 among Fig. 4) rotates and the swing that produces about the center.Thereby, in this case, switch main body 11, its function is as utilizing axle support 33 can swing the supporting member of ground axle suspension executive component 27.

And the matrix 33b of above-mentioned axle support 33 tab-like one-tenth in side outside each about the rib 34 of switch main body 11 is upwards addressed, one of its rib 34 is as shown in Figure 1.As indicated in this Fig. 1, the matrix 33b of axle support 33 forms toroidal, and its central part has axial region 33a.In addition, at matrix 33b peripheral shape recess 35 circlewise, and it periphery promptly axle support 33 near periphery form annular convex 36.These recesses 35 and protuberance 36 are arranged on the extension 37, and extension 37 is integrally formed on the above-mentioned rib 34 with the matrix 33b of axle support 33.

As shown in Figure 2, raised part 36 outside end faces 38, with matrix 33b outside end face 39 as axle support 33 end face portion be with simultaneously, the medial surface butt (with reference to Fig. 3) of the rib 31 of they and aforesaid operations element 27, sliding contact along with the swing of executive component 27.Thereby, the outside end face 39 of the outside end face of these protuberances 36 38 and the matrix 33b of axle support 33, its function is as sliding contacting part, along with the swing of executive component 27 with the rib 31 medial surface sliding contacts of the executive component 27 that docks side.

Have again, when constituting as mentioned above, if the user uses protuberance 29 sides of finger tip pressing operation element 27, then executive component 27 is to pushing the direction swing, be pressed into push rod 25 via protuberance 29, thereby this bulged-in push rod 25 is pressed into the contact base 19 of flexure strip 16 with the lower end, and travelling contact 21 is contacted with fixed contact 14.

On the other hand, if the user uses protuberance 30 sides of finger tip pressing operation element 27, then executive component 27 still to pushing the direction swing, is pressed into push rod 26 via protuberance 30, thereby this bulged-in push rod 26 is pressed into the contact base 20 of flexure strip 16 with the lower end, and travelling contact 22 is contacted with fixed contact 15.

And, when executive component 27 is swung like this, as the outside end face 38 of the protuberance 36 of sliding contacting part (the 1st sliding contacting part) and the outside end face 39 of the matrix 33b of axle support 33, with the medial surface sliding contact of the rib 31 of executive component 27, the inclination of the executive component 27 shown in arrow C 1, the C2 among restriction Fig. 3.

At this, the outside end face 38 of raised part 36 is set near the periphery of the axle support 33 of axle supporting executive component 27, compare with existing being arranged on from the sliding contacting

part

2,3 of the position of axle support devices spaced apart, the resistance of sliding contact is little, can alleviate operation sense, therefore, can improve operability.

In addition, during this formation, the outside end face 39 of the matrix 33b of axle support 33, also as limit the sliding contacting part (the 2nd sliding contacting part) that executive component 27 tilts with the rib 31 medial surface sliding contacts of executive component 27, thereby, can improve the operability of executive component 27, and more positively limit the inclination of executive component 27.

Also have, the sliding contacting part that restriction executive component 27 tilts, can be not in switch main body 11 sides as supporting member, but, be set at this executive component 27 and near peripheries axle support 33 counterparts and executive component 27 and end face portion axle support 33 counterparts in executive component 27 sides.

In addition, those sliding contacting parts can not connect into ring-type, and local the setting.

Having, about the axle support, also can be that it has dead eye again, and executive component has axial region.

In addition, having the supporting member of a support, also can not be switch main body 11, but other members fixed thereon.

In addition, the present invention has more than and is defined in embodiment above-mentioned and shown in the drawings, can suitably change enforcement in the scope that does not break away from its aim.

Claims

1. a switching device is characterized in that,

Possess:

Have a support first member,

By this support can swing the earth's axis be bearing in second member on this first member,

Be arranged on this support near periphery to this second member outstanding and with first sliding contacting part of this second member sliding contact and

The contact that contacts or break away from corresponding to the relative swing of this first member and this second member,

Any one party is that supporting member, the opposing party are executive component in this first member and this second member,

This first sliding contacting part is for being the ring-type at center with this support,

Described switching device also have than more close this support of this first sliding contacting part be provided with to this second member outstanding and with second sliding contacting part of this second member sliding contact,

This second sliding contacting part is for being the ring-type at center with this support.

2. switching device according to claim 1 is characterized in that: this first sliding contacting part and this second sliding contacting part are with one side.

3. switching device according to claim 1 is characterized in that: this first sliding contacting part and this second sliding contacting part are separated.