CN100585765C - Switch device with flexible thin slice - Google Patents
Switch device with flexible thin slice Download PDFInfo
- Publication number
- CN100585765C CN100585765C CN200610085933A CN200610085933A CN100585765C CN 100585765 C CN100585765 C CN 100585765C CN 200610085933 A CN200610085933 A CN 200610085933A CN 200610085933 A CN200610085933 A CN 200610085933A CN 100585765 C CN100585765 C CN 100585765C
- Authority
- CN
- China
- Prior art keywords
- elastic sheet
- switching device
- sheet
- contact
- adhesive sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The invention discloses a switch device which possesses elastic film, it includes loop base board with several fixing connecting points and elastic film, thereinto the fixing connecting points of the loop base board includes several middle fixing connecting points and several outer fixing connecting points, the elastic film includes cementation piece which is adhesive to the loop base board, several moveable connecting points which is adhesive to the lower surface of the cementation piece and distributed with said connecting points, thereinto top of moveable connecting points possesses several metal press block, the press block is adhibited to upper surface of the cementation piece. The switch device of the invention possesses perfect operation sense, and easy to be assembled, cost is low.
Description
[technical field]
The present invention relates to a kind of switching device, refer to a kind of switching device that is used on the electronic installation control panels such as mobile phone especially with elastic sheet.
[background technology]
Switching device with elastic sheet is widely used on the control panel of electronic installations such as mobile phone.
Prior art related to the present invention please refer to the United States Patent (USP) the 5th of bulletin on July 20th, 1999,924, shown in No. 555, the panel-switch that it discloses the movable contact assembly of a kind of existing panel-switch and uses this movable contact assembly, wherein the movable contact assembly of panel-switch comprises a metallic travelling contact that arches shape that is, cover that travelling contact upper side place and its downside are coated with bonding agent and heat insulating lamella of making by insulating film material and the lower opening that covers this heat insulating lamella lower surface and described travelling contact and by the separating slices of made such as paper or insulation film.Travelling contact is the upper surface that arches shape to be fixed by the bonding agent that is coated in described heat insulating lamella lower surface place.Described separating slices can prevent when travelling contact is implemented storage and transportation, because the corrosion that airborne gas produces and the appearance of foreign matter attachment phenomenon, and in use, separating slices can be peeled off from heat insulating lamella and travelling contact below.
Yet, the heat insulating lamella that should have the movable contact assembly of panel-switch now is closed in the top of travelling contact, like this then make that being positioned at the air that travelling contact arches the position when pushing is expelled to the outside, and then cause travelling contact not reverse reliably, can not obtain good operation sense during use.In addition, be positioned at the air that is the travelling contact portion of the arching place that arches shape and can't discharge outside the travelling contact, cause that the two ends of heat insulating lamella are float state when pushing, and then foreign matter such as dust is entered in the travelling contact and cause the generation of loose contact phenomenon.
In addition; the United States Patent (USP) the 6th that on July 9th, 2002 was announced; 417; disclose another kind of thin slice and diaphragm switch with moving contact for No. 467, it comprises that lower surface is coated with first thin slice of bonding agent, is bonded in the first thin slice lower surface and is and arches the shape moving contact, be bonded in the first thin slice lower surface and have and accommodate moving contact and receive second thin slice in dress hole, the screening glass that is bonded in the separating sheet of the second thin slice lower surface and is bonded in the separating sheet lower surface.Wherein form the connection groove that connection receipts dress hole adjacent to each other is used on second thin slice, this elastic sheet can be by the connection groove air-out on second thin slice.But this elastic sheet structure is comparatively complicated, and cost is higher and be not easy to assembling.
In view of above-mentioned condition, be necessary to provide a kind of new switching device in fact with elastic sheet.
[summary of the invention]
The object of the present invention is to provide a kind of switching device with elastic sheet, have good operation sense and cost lower, be convenient to the assembling.
The objective of the invention is to be achieved through the following technical solutions: a kind of switching device, comprise the loop substrate and the elastic sheet that are provided with the plurality of fixed contact, wherein the fixed contact on this loop substrate comprises some center fixed contacts and some outsides fixed contact, this elastic sheet comprises the adhesive sheet that is bonded on the loop substrate, somely is bonded in the travelling contact that this adhesive sheet lower surface and described fixed contact are in the state of relative configuration, wherein the top of travelling contact also is provided with some briquettings, and this briquetting is bonded in the upper surface of adhesive sheet.
Compared with prior art, the switching device that the present invention has elastic sheet has the following advantages at least: switching device of the present invention also comprises some briquettings, this briquetting is bonded in the upper surface of adhesive sheet and is positioned at the top of travelling contact, by being pressed in the central point that can obtain bigger contact area on the briquetting and can guarantee to be pressed onto travelling contact, can obtain good operation sense during use; Briquetting is made by metal material, still can keep ultra-thinization of intensity, maintained switch device under the very thin situation that thickness is done, thereby briquetting can be assembled on adhesive sheet and the good cost that reduces product of assembly precision automatically in addition.
[description of drawings]
Fig. 1 is the partial schematic sectional view that the present invention has the switching device of elastic sheet.
Fig. 2 is the schematic perspective view of the briquetting of the switching device of the present invention with elastic sheet.
Fig. 3 is an end view of briquetting shown in Figure 2.
Fig. 4 is the perspective exploded view of the elastic sheet of the switching device of the present invention with elastic sheet.
[embodiment]
As shown in Figures 1 to 4, the switching device of the present invention with elastic sheet comprises elastic sheet 6 and loop substrate 7.
Elastic sheet 6 comprises diaphragm 60, some briquettings 61, first spacer 62, adhesive sheet 63, some travelling contacts 64, second spacer 65 and separating sheet 66.All be connected between elastic sheet 6 each part and between elastic sheet 6 and the loop substrate 7 by bonding agent (all not shown) with good bonding performance.
Briquetting 61 is made by metal material, and it comprises a base portion 611 and press section 612, and wherein this base portion 611 is disc, and press section 612 is to protrude from the protuberance that arches shape that this side forms from the middle part of base portion 611 to a side.The surface of base portion 611 is bonded on the lower surface of diaphragm 60 by bonding agent.
Travelling contact 64 is and arches shape, and its top 641 is by the bonding agent of adhesive sheet 63 lower surfaces and be bonded in its lower surface.Described briquetting 61 relies on bonding agent to be bonded in the upper surface of adhesive sheet 63 and its press section 612 is pressed in the top 641 of travelling contact 64 by opening 631 top.
Elastic sheet 6 also is provided with first spacer 62 between diaphragm 60 and adhesive sheet 63, it is made by insulating material and has certain thickness, be provided with some accepting holes 621 in the position of the described briquetting 61 of correspondence on first spacer 62, the diameter of this accepting hole 621 is bigger than the diameter of the base portion 611 of briquetting 61.The upper and lower surface of first spacer 62 is bonded in respectively on the upper surface of the lower surface of diaphragm 60 and adhesive sheet 63, can make diaphragm 60 upper surfaces with respect to the distance of substrate 7 about equally everywhere, the lower surface of adhesive sheet 63 also glues and is provided with second spacer 65 in addition, the lower surface of this second spacer 65 also is provided with bonding agent, which is provided with some circular holes (not label) of accommodating travelling contact 64.
Separating sheet 66 also is to be made by insulating film material, its upper surface is provided with bonding agent, and separating sheet 66 is bonded in the lower surface of second spacer 65 by described bonding agent and the below of travelling contact 64 enters in the travelling contact 64 to prevent outside dust and other foreign matters.
During assembling, separating sheet 66 is peeled off from the lower surface of second spacer 65, under state with the relative configuration of fixed contact on travelling contact 64 and the loop substrate 7, bonding agent by second spacer, 65 lower surfaces is bonded in elastic sheet 6 on the loop substrate 7, all sides of each travelling contact 64 contact with outside fixed contact 71, and 631 at its top and center fixed contact 72 are in the relative separation state.In addition, switching device of the present invention also has another kind of assembling mode, during assembling, the separating sheet 66 and second spacer 65 are all peeled off from elastic sheet 6, under state with the relative configuration of fixed contact on travelling contact 64 and the loop substrate 7, utilize the bonding agent of adhesive sheet 63 lower surfaces that elastic sheet 6 is bonded on the loop substrate 7, can form a switching device equally.
During use, firmly press the base portion 611 of lower lock block 61, making travelling contact 64 offset downward its top 641, back contacts with center fixed contact 72 on the loop substrate 7, after removing the pressure that is applied on the briquetting 61, travelling contact 64 is by its elastic deformation performance that has, the top 641 of described travelling contact 64 is left from described center fixed contact 72, has so promptly realized the switching function of switching device of the present invention.Because when pushing is to be pressed on the base portion 611 of briquetting 61, therefore can obtain bigger contact area, and the press section 612 of briquetting 61 is bonded in the top at the top 641 of travelling contact 64, thereby it is hereby ensured that operation the time is pressed on the central point of travelling contact 64 can bring into play the good operation performance that travelling contact 64 itself has, and obtains good operation sense then and can guarantee the durability of travelling contact; In addition because briquetting 61 is to be made by metal material, therefore still can proof strength under the very thin situation that its thickness is done, make elastic sheet 6 still can keep the advantage of its ultra-thinization, briquetting 61 can also be assembled on adhesive sheet 63 and automatically assembly precision is good automatically in addition, therefore can effectively reduce the cost of product.
Should be pointed out that the above one embodiment of the present invention that only are, other any equivalent transformation that carries out on the embodiment of the present invention basis does not break away from essence technical scheme of the present invention.
Claims (7)
1. switching device with elastic sheet, comprise the loop substrate and the elastic sheet that are provided with the plurality of fixed contact, wherein the fixed contact on this loop substrate comprises some center fixed contacts and some outsides fixed contact, this elastic sheet comprises the adhesive sheet that is bonded on the loop substrate, somely is bonded in the travelling contact that this adhesive sheet lower surface and described fixed contact are in the state of relative configuration, it is characterized in that: the top of described travelling contact is provided with the metal briquetting, and adhesive sheet is provided with opening; Described briquetting comprises base portion and is pressed in the press section at travelling contact top by opening.
2. the switching device with elastic sheet as claimed in claim 1 is characterized in that: described briquetting is bonded in the upper surface of adhesive sheet.
3. the switching device with elastic sheet as claimed in claim 1 is characterized in that: described base portion is disc, and described press section is to protrude the protuberance that arches shape that forms to a side from the middle part of base portion.
4. the switching device with elastic sheet as claimed in claim 1 is characterized in that: described travelling contact is and arches shape.
5. the switching device with elastic sheet as claimed in claim 1 is characterized in that: also be provided with one deck diaphragm on the described adhesive sheet.
6. the switching device with elastic sheet as claimed in claim 5 is characterized in that: also have first spacer between described adhesive sheet and the diaphragm, the lower surface of adhesive sheet also is provided with second spacer.
7. the switching device with elastic sheet as claimed in claim 6 is characterized in that: the lower surface of described second spacer also is bonded with a separating sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610085933A CN100585765C (en) | 2006-06-09 | 2006-06-09 | Switch device with flexible thin slice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610085933A CN100585765C (en) | 2006-06-09 | 2006-06-09 | Switch device with flexible thin slice |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101086928A CN101086928A (en) | 2007-12-12 |
| CN100585765C true CN100585765C (en) | 2010-01-27 |
Family
ID=38937814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610085933A Expired - Fee Related CN100585765C (en) | 2006-06-09 | 2006-06-09 | Switch device with flexible thin slice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100585765C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111357072B (en) * | 2017-11-20 | 2022-03-01 | 西铁城电子株式会社 | Movable contact body for switch and switch |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3978297A (en) * | 1975-03-31 | 1976-08-31 | Chomerics, Inc. | Keyboard switch assembly with improved pushbutton and associated double snap acting actuator/contactor structure |
-
2006
- 2006-06-09 CN CN200610085933A patent/CN100585765C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3978297A (en) * | 1975-03-31 | 1976-08-31 | Chomerics, Inc. | Keyboard switch assembly with improved pushbutton and associated double snap acting actuator/contactor structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101086928A (en) | 2007-12-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20130609 |