CN101086934A

CN101086934A - Single axis vibration switch

Info

Publication number: CN101086934A
Application number: CN 200610094559
Authority: CN
Inventors: 周添铭
Original assignee: DARI SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: DARI SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 2006-06-09
Filing date: 2006-06-09
Publication date: 2007-12-12
Anticipated expiration: 2026-06-09
Also published as: CN100530482C

Abstract

A kind of single axes type oscillation switch includes a shell unit, a free element, a electrode, and a elastic conductor, the shell unit includes a first shell, and the second shell which combines the first shell to cover and bound a containing space, the first shell is conductor, the second shell is insulator, the free element is set in the containing space and near the first shell, the electrode is separated from the first shell and passes through the second shell, the elastic conductor is set in the containing space and between the free element and electrode, and electric conducted with the first shell, when there is oscillation, the free element can push the elastic conductor to contact electrode, so the electrode, elastic conductor, the first shell are electric connected to form a conductive path.

Description

Single axis vibration switch

[technical field]

The present invention relates to a kind of vibroswitch, particularly relate to a kind of single axis vibration switch.

[background technology]

Consulting Fig. 1,2, is existing No. 181432 " single axis vibration switch " novel patent of TaiWan, China, and this single axis vibration switch comprises a housing unit 10, a flexible member 20, an electrode 30, and a freeware 40.

This housing unit 10 comprises first housing 11 around an axis I, and one is incorporated into this first housing 11 to form second housing 12 of a room 13.

This first housing 11 is electric conductors, has one and is arranged in this room 13 and in the face of first medial surface 111, first lateral surface 112 in contrast to this first medial surface 111 of this second housing 12, and first electrode 113 that protrudes from this first lateral surface 112.

This second housing 12 has one and is arranged in second medial surface 121, second lateral surface 122 in contrast to this first medial surface 121 that this room 13 is also faced this first medial surface 111, and one be arranged on this second medial surface 121 and be electrically connected the sheet metal 123 of this first housing 11, and this second housing 12 all is an insulating material except this sheet metal 123.

This flexible member 20 is one to be arranged at the compression spring in this room 13, and is close to this second medial surface 121, and this compression spring can produce compressive deformation along this axis I direction.

This electrode 30 is conducting rods along this axis I direction through this second housing 12, and be to extend this second medial surface 121 from this second lateral surface 122, have perforation to provide this electrode 30 to pass in the middle of this sheet metal 123, so this electrode 30 is electrically conducted with sheet metal 123 nothings.

This freeware 40 is metal balls, be arranged in this room 13 and by these flexible member 20 supports in this first medial surface 111, have one between this freeware 40 and the electrode 30 and support formed space 400 by this flexible member 20.

Whereby, when the external force along this axis I direction produces, this freeware 40 will be produced along this axis I direction to be moved, and then compress this flexible member 20 and produce with electrode 30 and to contact, make this electrode 30, freeware 40, flexible member 20, sheet metal 123, and first housing 11 is electrically conducted (as shown in Figure 2) each other, form a guiding path that extends to this first electrode 113 from this electrode 30, and when this freeware 40 separates with electrode 30, can make again and revert to the state (as shown in Figure 1) that does not have conducting between this electrode 30 and this first electrode 113.

Yet, during actual operation, the design of above-mentioned this single axis vibration switch still has shortcoming to produce, so that there is improvement necessary, could make overall quality better accurately, its shortcoming can be found from Fig. 2, when in conducting state, because this freeware 40 is not fixedlyed connected with flexible member 20, this flexible member 20 neither be fixedlyed connected with sheet metal 123, so whole guiding path is contacting by this electrode 30 and freeware 40, this freeware 40 contacts with flexible member 20, this flexible member 20 is finished with contacting of sheet metal 123, form through three contact points 101 and reach the user mode of conducting, and owing to be to see through the above a plurality of contact points 101 of single contact point to finish conducting state, so the jitter in the turn on process is arranged on the one hand, the shortcoming that uncertain factor increases, also have on the other hand because turn-on condition is more, need to satisfy three contact points 101 simultaneously and could form conducting, and cause vibrating reaction shortcoming more slowly.

[summary of the invention]

The objective of the invention is to be to provide the single axis vibration switch that a kind of reaction is rapider, signal quality is more precise and stable.

In order to achieve the above object, the invention provides a kind of single axis vibration switch, comprise a housing unit, a freeware, an electrode, and an elastic electric conductor.

This housing unit comprises one first housing, reach one and be incorporated into this first housing defines a room with coating second housing, this first housing is an electric conductor, this second housing is an insulator, this first housing has first medial surface that is arranged in this room, and first lateral surface in contrast to this first medial surface, this second housing has one and is arranged in this room also in the face of second medial surface of this first medial surface, reaches second lateral surface in contrast to this second medial surface.

This freeware is to be arranged in this room and close this first medial surface with can move freely.

This electrode is to be separated by with this first housing liftoffly to be arranged on this second housing, and has a conductive part that is arranged on this second medial surface.

This elastic electric conductor is to be arranged in this room with this first housing with being electrically conducted, and between this freeware and electrode, has a space between this elastic electric conductor and the electrode, and this space is in the elastic range of this elastic electric conductor.

Move this elastic electric conductor of pushing tow by, this freeware and produce deformation, make its conductive part that touches this electrode, and allow this electrode, elastic electric conductor, and this first housing can be electrically conducted.

Effect of the present invention is: because this elastic electric conductor is to present with this first housing to be electrically conducted always, so when this this elastic electric conductor of freeware pushing tow touches this electrode, only can produce a contact point, and allow simple that whole contact action becomes, so, single axis vibration switch of the present invention also just can very promptly react, and stable accurate judgement is provided, and reaches application target of the present invention and function.

[description of drawings]

Fig. 1 is a cutaway view, and an existing single axis vibration switch is described;

Fig. 2 is a schematic diagram, and the user mode of above-mentioned this single axis vibration switch is described;

Fig. 3 is a three-dimensional exploded view, and a preferred embodiment of single axis vibration switch of the present invention is described;

Fig. 4 is an assembled sectional view, and the combining structure of above-mentioned this preferred embodiment is described; And

Fig. 5 is a schematic diagram, and the user mode of above-mentioned this preferred embodiment is described.

[embodiment]

The present invention is described in detail below in conjunction with drawings and Examples.

Consult Fig. 3,4, the preferred embodiment of single axis vibration switch of the present invention comprises a housing unit 50, a freeware 60, an electrode 70, and an elastic electric conductor 80.

This housing unit 50 comprises one first housing 51, and one is incorporated into this first housing 51 defines a room 53 with coating second housing 52.

This first housing 51 is electric conductors, have annular groove 513, that surrounding wall 512, that a basal wall 511, extends along an axis I from these basal wall 511 peripheries is formed at these surrounding wall 512 inner faces and be arranged in first medial surface 514, first lateral surface 515 in contrast to this first medial surface 514 of this room 53, and first electrode 516 that protrudes from this first lateral surface 515, this first medial surface 514 is exactly a side that is formed at this basal wall 511, and this first lateral surface 515 is exactly the opposite side that is formed at this basal wall 511.

This second housing 52 is insulators, has a seal cover 521 around this electrode 70, one binding lid 522 around sealing lid 521, one is arranged in second medial surface 523 that this room 53 is also faced this first medial surface 514, and second lateral surface 524 in contrast to this second medial surface 523, this second medial surface 523 is sides that are formed at sealing lid 521, this second lateral surface 524 is the opposite sides that are formed at sealing lid 521, in this preferred embodiment, this binding lid 522 is to be presented to earlier in the mould (figure does not show) with electrode 70, and then the mode that sees through ejection formation forms sealing lid 521, covered 522 so that should link, seal cover 521, with electrode 70 threes is to be closely to link to each other, at last, again with these second housing, 52 whole surrounding wall 512 end faces that are covered in this first housing 51, this of this moment link cover 522 can while this elastic electric conductor 80 of butt a lateral circle surface.

What deserves to be mentioned is that can cover 521 firm and closely bindings with sealing in order to make this binding lid 522 and electrode 70, so the inner peripheral surface of this binding lid 522 is formed with screw thread 525 structures, and the outer peripheral face of this electrode 70 is formed with embossing 72 structures.

This freeware 60 is to be arranged in this room 53 with can move freely and to be close to this first medial surface 514, this freeware 60 is that a top and bottom all presents cone shape cylinder in this preferred embodiment, its material is nonconducting insulator, and have suitable quality and can cooperate vibration to produce the strength of contact, and when making, reality also can select roll structure in the previous creation for use, even other shape and structure that is suitable for also can adopt, and this freeware 60 also is not limited to insulating material, and metal material also can be suitable for.

This electrode 70 is to be separated by with this first housing 51 liftoffly to be arranged at this second housing 52, and has a conductive part 71 that is convexly equipped with out this second medial surface 523, and this electrode 70 is bodies of rod of a conduction in this preferable enforcement.

This elastic electric conductor 80 is a leaf spring in this preferred embodiment, be to select a sheet metal earlier for use during manufacturing, relend by impact style and form outward appearance, this elastic electric conductor 80 is to be arranged in this room 53 and between this freeware 60 and electrode 70, its periphery is to be incorporated in this annular groove 513 and to form with first housing 51 and to link to each other, when this elastic electric conductor 80 is incorporated into this annular groove 513, there is a small space 90 between meeting and this electrode 70, the spacing in this space 90 is in the elastic range of this elastic electric conductor 80, this electrode 70, elastic electric conductor 80 and freeware 60 3 be to arrange along this axis I.

Cooperate shown in Figure 5, whereby, when a vibration along this axis I direction produces, this freeware 60 just can produce and move back and forth, and can in moving, produce deformation by this elastic electric conductor 80 of pushing tow, make this elastic electric conductor 80 produce " single-point contacts " with electrode 70, so just can allow this electrode 70, elastic electric conductor 80, and this first housing 51 threes can link to each other simultaneously, form conductive path (as shown in Figure 5) as shown by arrows, and be when separating when this freeware 60 and elastic electric conductor 80, the elasticity of this elastic electric conductor 80 can make itself and electrode 70 isolate again, does not have conduction state (as shown in Figure 4) so just can revert to.

So, from above-mentioned this preferred embodiment, just can find, because this elastic electric conductor 80 is to present with this first housing 51 to be electrically conducted always, so when this this elastic electric conductor 80 of freeware 60 pushing tows touches this electrode 70, only can produce a contact point, and allow simple that whole contact action becomes, so, single axis vibration switch of the present invention also just can very promptly react, and stable accurate judgement is provided, and reaches application target of the present invention and function.

Claims

1. single axis vibration switch is characterized in that:

This single axis vibration switch comprises a housing unit, a freeware, an electrode, and an elastic electric conductor;

This housing unit comprises one first housing, reach one and be incorporated into this first housing defines a room with coating second housing, this first housing is an electric conductor, this second housing is an insulator, this first housing has first medial surface that is arranged in this room, and first lateral surface in contrast to this first medial surface, this second housing has one and is arranged in this room also in the face of second medial surface of this first medial surface, reaches second lateral surface in contrast to this second medial surface;

This freeware is to be arranged in this room movably and close this first medial surface;

This electrode and this first housing are separated by and liftoffly are arranged on this second housing, and have a conductive part that is arranged on this second medial surface; And

This elastic electric conductor is to be arranged in this room with this first housing with being electrically conducted, and between this freeware and electrode, has a space between this elastic electric conductor and the electrode, and this space is in the elastic range of this elastic electric conductor;

2. single axis vibration switch as claimed in claim 1, it is characterized in that: this first housing also has the surrounding wall that a basal wall, extends along an axis from this basal wall periphery, an and annular groove that is formed at an inner face of this surrounding wall, the periphery of this elastic electric conductor is to be incorporated in this annular groove, and is electrically conducted with first housing.

3. single axis vibration switch as claimed in claim 1 is characterized in that: this elastic electric conductor is a leaf spring.

4. single axis vibration switch as claimed in claim 1 is characterized in that: this first housing also has first electrode that protrudes from this first lateral surface.

5. single axis vibration switch as claimed in claim 1, it is characterized in that: this second housing also has a seal cover around this electrode, reach a binding lid around the sealing lid, this binding lid is the adjacent face that is covered in this first housing, but an and lateral circle surface of this elastic electric conductor of butt.

6. single axis vibration switch as claimed in claim 1 is characterized in that: this freeware is a ball.