CN2674616Y - Elastic sheet and switch device with same - Google Patents
Elastic sheet and switch device with same Download PDFInfo
- Publication number
- CN2674616Y CN2674616Y CN 200320119828 CN200320119828U CN2674616Y CN 2674616 Y CN2674616 Y CN 2674616Y CN 200320119828 CN200320119828 CN 200320119828 CN 200320119828 U CN200320119828 U CN 200320119828U CN 2674616 Y CN2674616 Y CN 2674616Y
- Authority
- CN
- China
- Prior art keywords
- elastic sheet
- travelling contact
- sheet
- adhesive sheet
- contact
- 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 utility model relates to an elastic sheet and a switch device with same. The elastic sheet comprises a bonding sheet which is coated by adhesive, a plurality of travelling contacts which are bonded at the adhesive point of the bonding sheet and a separating sheet which is bonded on the adhesive of the bonding sheet and covers the travelling contacts. The bonding sheet is provided with a plurality of mutually spaced openings. Part of the travelling contact is exposed at the opening. The switch device with the elastic sheet comprises the elastic sheet and a return circuit baseplate which is provided with a plurality of fixed contacts. And the elastic sheet sticks to the return circuit baseplate through the adhesive which is positioned on the bonding sheet under the attitude in which the travelling contacts and the fixed contacts are arranged relatively. The elastic sheet of the utility model has a good operating feeling with a simple structure and an easy manufacture.
Description
[technical field]
The utility model relates to a kind of elastic sheet and has the switching device of elastic sheet, refer in particular to a kind of use on various electronic installation control panels elastic sheet and have the switching device of elastic sheet.
[background technology]
The prior art relevant with the utility model 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.
[utility model content]
It is a kind of simple in structure and can obtain the elastic sheet of excellent operation sense and have the switching device of this elastic sheet that the utility model purpose is to provide.
Another purpose of the utility model be to provide a kind of can the dustproof elastic sheet and have a switching device of this elastic sheet.
The purpose of this utility model is achieved through the following technical solutions: the utility model elastic sheet comprises several travelling contacts at the bonding agent place that has the adhesive sheet that is coated with bonding agent, is bonded in adhesive sheet and is bonded on the bonding agent of described adhesive sheet and covers the spacer of described travelling contact, described adhesive sheet is provided with the opening of some spaces, and described travelling contact partly is exposed to opening part.
The switching device that the utlity model has elastic sheet comprises above-mentioned elastic sheet and the loop substrate that is provided with several fixed contacts, and under the state of relative configuration with described fixed contact with described travelling contact, by being positioned at the bonding agent on the described adhesive sheet, described elastic sheet is sticked on the described loop substrate.
Compared with prior art, the adhesive sheet of the utility model elastic sheet is provided with opening, therefore can discharge the air in the travelling contact, obtains good operation sense, and simple in structure, is convenient to make.In addition, simultaneously can discharge dust during air-out, thereby can prevent dust from entering to the travelling contact end and cause the generation of loose contact phenomenon.
[description of drawings]
Fig. 1 is the elastic sheet three-dimensional exploded view of the utility model first execution mode.
Fig. 2 is the local mansion of the elastic sheet view of the utility model first execution mode.
Fig. 3 is the elastic sheet three-dimensional exploded view of the utility model second execution mode.
Fig. 4 is the cross-sectional schematic of the switching device with elastic sheet of the utility model first execution mode.
Fig. 5 is the cross-sectional schematic of the switching device with elastic sheet of the utility model second execution mode.
[embodiment]
Please refer to Figure 1 and Figure 2, the elastic sheet 1 of the utility model first execution mode comprises adhesive sheet 10, travelling contact 20 and spacer 30.
Travelling contact 20 roughly is arch, borrow described sticker 11 and be bonded in the lower surface of adhesive sheet 10, and its top and vertical exposed at both sides is in opening 13 places of lug boss 12.In addition, the lower surface of above-mentioned adhesive sheet 10 does not scribble bonding agent 11 corresponding to travelling contact 20 lateral end places, so travelling contact 20 lateral end places are not bonded on the adhesive sheet 10.
Please refer to shown in Figure 4ly, the switching device (not label) that the present invention has elastic sheet comprises elastic sheet 1 and loop substrate 2.During assembling, spacer 30 is peeled off from adhesive sheet 10 lower surfaces, by the bonding agent 11 of adhesive sheet 10 lower surfaces elastic sheet 1 is bonded on the loop substrate 2.Loop substrate 2 is provided with some outsides fixed contact 21 and some center fixed contacts 22, and all sides of each travelling contact 20 contact with outside fixed contact 21, and its top then is in relative state with center fixed contact 22.During use, pushing elastic sheet 1 makes travelling contact 20 downward biases transfer to contact with center fixed contact 22, air in the travelling contact 20 can be exposed to vertical both sides discharge of adhesive sheet 10 openings 13 by travelling contact, thereby obtain good operation sense, and 20 lateral end places are not bonded on the adhesive sheet 10 because of travelling contact, so air also can be discharged from travelling contact 20 lateral end.In addition, also foreign matters such as falling into travelling contact 20 interior dust together can be discharged outside the travelling contact 20 along with air, so can reach exhaust and dustproof purpose.When removing the pressing force that is applied to travelling contact 20 tops, by the elastic recovering force of travelling contact 20, the top of described travelling contact 20 is left from described center fixed contact 22, so can reach the switching function of switching device of the present invention.
Please refer to Fig. 3 and shown in Figure 5, the structural similarity of the utility model second execution mode and first execution mode, wherein elastic sheet 5 comprises adhesive sheet 60, travelling contact 70 and spacer 80 and spacer 90 in second execution mode.
Travelling contact 70 roughly is arch, borrow described bonding agent 62 and be bonded in the lower surface of adhesive sheet 60, and its top and vertical exposed at both sides is in opening 63 places of lug boss 62.In addition, the lower surface of above-mentioned adhesive sheet 60 does not scribble bonding agent 61 corresponding to travelling contact 70 lateral end places, so travelling contact 70 lateral end places are not bonded on the adhesive sheet 60.
Spacer 90 upper surfaces are provided with bonding agent 91, and it is covered in the below of spacer 80 lower surfaces and travelling contact 70 by this bonding agent 91, is used for preventing that outside dust or foreign matter from entering in the travelling contact 70.
Please refer to shown in Figure 5ly, the switching device (not label) that the present invention has elastic sheet comprises elastic sheet 5 and loop substrate 4.During assembling, spacer 90 is peeled off from spacer 80 lower surfaces, by the sticky material 83 of spacer 80 lower surfaces elastic sheet 5 is bonded on the loop substrate 4.Loop substrate 4 is provided with some outsides fixed contact 41 and some center fixed contacts 42, and all sides of each travelling contact 70 contact with outside fixed contact 41, and its top then is in relative state with center fixed contact 42.During use, pushing elastic sheet 5 makes travelling contact 70 downward biases transfer to contact with center fixed contact 42, air in the travelling contact 70 can be exposed to vertical both sides discharge of adhesive sheet 60 openings 63 by travelling contact 70, thereby obtain good operation sense, and 70 lateral end places are not bonded on the adhesive sheet 60 because of travelling contact, so air also can be discharged from travelling contact 70 lateral end.In addition, also foreign matters such as falling into travelling contact 70 interior dust together can be discharged outside the travelling contact 70 along with air, so can reach exhaust and dustproof purpose.When removing the pressing force that is applied to travelling contact 70 tops, by the elastic recovering force of travelling contact 70, the top of described travelling contact 70 is left from described center fixed contact 42, so can reach the switching function of switching device of the present invention.
Certainly, adhesive sheet 10,60 lower surfaces of elastic sheet 1,5 all scribble bonding agent 11,61 except opening 13,63 places in the utility model also can be with first and second execution modes, air in the travelling contact 20,70 can only be discharged by opening 13,63, also can reach exhaust and dustproof purpose.
Claims (7)
1. elastic sheet, comprise several travelling contacts at the bonding agent place that has the adhesive sheet that is coated with bonding agent, is bonded in adhesive sheet and be bonded on the bonding agent of described adhesive sheet and cover the spacer of described travelling contact, it is characterized in that: described adhesive sheet is provided with the opening of some spaces, and described travelling contact partly is exposed to opening part.
2. elastic sheet according to claim 1 is characterized in that: described adhesive sheet is provided with the lug boss of some spaces, and described opening is located on the lug boss.
3. elastic sheet according to claim 1 is characterized in that: described travelling contact top and vertical exposed at both sides are in opening part.
4. elastic sheet according to claim 1 is characterized in that: described adhesive sheet is not scribbling bonding agent corresponding to the travelling contact lateral end.
5. elastic sheet according to claim 1 is characterized in that: this elastic sheet also is provided with a spacer between adhesive sheet and separating sheet, and the upper and lower surface of spacer is equipped with sticky material.
6. elastic sheet according to claim 5 is characterized in that: described spacer is provided with some accepting holes of accommodating travelling contact.
7. switching device, the loop substrate that has elastic sheet as claimed in claim 1 and be provided with several fixed contacts, and under the state of relative configuration with described fixed contact with described travelling contact, by being positioned at the bonding agent on the described adhesive sheet, described elastic sheet is sticked on the described loop substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320119828 CN2674616Y (en) | 2003-11-19 | 2003-11-19 | Elastic sheet and switch device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320119828 CN2674616Y (en) | 2003-11-19 | 2003-11-19 | Elastic sheet and switch device with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2674616Y true CN2674616Y (en) | 2005-01-26 |
Family
ID=34475786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320119828 Expired - Fee Related CN2674616Y (en) | 2003-11-19 | 2003-11-19 | Elastic sheet and switch device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2674616Y (en) |
-
2003
- 2003-11-19 CN CN 200320119828 patent/CN2674616Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20050126 Termination date: 20101119 |