CN203205307U - Membrane keyboard having high-resistance ink layer - Google Patents
Membrane keyboard having high-resistance ink layer Download PDFInfo
- Publication number
- CN203205307U CN203205307U CN 201320076361 CN201320076361U CN203205307U CN 203205307 U CN203205307 U CN 203205307U CN 201320076361 CN201320076361 CN 201320076361 CN 201320076361 U CN201320076361 U CN 201320076361U CN 203205307 U CN203205307 U CN 203205307U
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- China
- Prior art keywords
- diaphragm
- high resistant
- ink lay
- resistant ink
- membrane keyboard
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Abstract
The utility model discloses a membrane keyboard having a high-resistance ink layer. The membrane keyboard comprises an upper membrane and a lower membrane. Conductive circuits are arranged on the upper membrane and the lower membrane respectively. Pressing contact points are correspondingly arranged on the conductive circuits of the upper membrane and the lower membrane respectively. Each pressing contact point of the upper membrane is provided with a high-resistance ink layer in a manner of corresponding to the lower membrane. The pressing contact points on the upper membrane and the lower membrane are in electrical conduction when the high-resistance ink layer is under pressure. Therefore, a conventional isolation layer is replaced with the high-resistance ink layer, the production process of the membrane keyboard is simplified, material is saved, and the production cost is reduced.
Description
Technical field
The utility model relates to the art of keypads technology, refers in particular to a kind of membrane keyboard with high resistant ink lay.
Background technology
The major requirement of present scientific and technological series products is carrying convenience, so how its overall appearance shape reaches light, thin, short and small then is the emphasis of research and development design, but the design of personal electric product at present, often overall volume is excessive, does not meet the major requirement of present carrying convenience.Moreover, just finding keyboard structure design on the market at present, as computer keyboard or the notebook computer keyboard used, include lower house on, and be combined in conducting wire plate, rubber key and the keycap formation of enclosure interior up and down, after each assembly assembling, its volume is excessive and heavy, and the user can't carry use as individual unusual fluctuating stock communication product with it, so product range of application and field are restricted.In order to overcome the above problems, membrane keyboard has appearred on the market.
Therefore membrane keyboard is widely used in various electronic products in recent years because volume is frivolous, and especially the sound that produces when pressing of membrane keyboard is minimum, is applicable to button or the keyboard of various devices.Traditional membrane keyboard has double-layer films up and down usually and is sandwiched in separator between two films, be respectively arranged with the push contact that corresponds to each other up and down on the double-layer films, corresponding push contact is provided with through hole on separator, when user's application of force make up and down double-layer films mutually near the time, then the push contact on the double-layer films will contact with each other and then electrically conducts by through hole up and down.But, when producing this membrane keyboard, the complex manufacturing of separator, job insecurity and consumption China ink.Therefore, the existing film keyboard construction of reply improves, to address the above problem.
The utility model content
In view of this, the utility model is at the disappearance of prior art existence, its main purpose provides a kind of membrane keyboard with high resistant ink lay, by the high resistant ink lay is set on the push contact of upper diaphragm, replace traditional separator, not only simplify the production technology of membrane keyboard, and saved material, reduced production cost.
For achieving the above object, the utility model adopts following technical scheme:
A kind of membrane keyboard with high resistant ink lay, include upper diaphragm and following diaphragm, be laid with the conducting wire respectively on this upper diaphragm and the following diaphragm, correspondence is provided with push contact respectively on the conducting wire of upper diaphragm and following diaphragm, push contact in upper diaphragm is provided with the high resistant ink lay corresponding with following diaphragm, this high resistant ink lay is under pressured state, and the push contact of diaphragm correspondence electrically conducts each other up and down.
As a kind of preferred version: be provided with around the conducting wire of described diaphragm down be used to the insulation projection that prevents with the conducting wire short circuit of upper diaphragm.
As a kind of preferred version: described insulation height of projection is lower than above-mentioned high resistant ink lay.
As a kind of preferred version: described insulation projection is salient point or bar shaped projection shape.
As a kind of preferred version: the UV ink material that described insulation projection forms for printing.
The utility model compared with prior art has tangible advantage and beneficial effect, particularly, as shown from the above technical solution, by the high resistant ink lay is set on the push contact of upper diaphragm, on the one hand, when not being under pressure, the high resistant ink lay has played the separated effect of diaphragm up and down, on the other hand, when being subjected to certain pressure, the high resistant ink lay can be automatically converted to conductor and make up and down that push contact electrically conducts on the diaphragm, and simultaneously up and down on the diaphragm conducting wire beyond the push contact separate, prevent short circuit.By this, this high resistant ink lay has replaced traditional separator, has not only simplified the production technology of membrane keyboard, and saves material, has reduced production cost.
For more clearly setting forth architectural feature of the present utility model and effect, be described in detail below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is that following diaphragm separates schematic diagram on the utility model;
Fig. 2 is diaphragm schematic diagram on the utility model;
Fig. 3 is diaphragm schematic diagram under the utility model;
Fig. 4 is the membrane keyboard partial schematic sectional view of the utility model.
The accompanying drawing identifier declaration:
10, upper diaphragm 11, high resistant ink lay
20, following diaphragm 21, insulation projection
30, conducting wire 40, push contact.
Embodiment
The utility model as shown in Figures 1 to 4, a kind of membrane keyboard with high resistant ink lay includes upper diaphragm 10 and following diaphragm 20, wherein:
Be respectively arranged with conducting wire 30 on this upper diaphragm 10 and the following diaphragm 20, on upper diaphragm 10 and following diaphragm 20 conducting wires 30, be respectively arranged with the push contact 40 that corresponds to each other, and be provided with high resistant ink lay 11 in upper diaphragm 10 push contacts 40, this high resistant ink lay 11 is under pressured state, and the push contact 40 of diaphragm correspondence electrically conducts each other up and down.Around following diaphragm 20 conducting wires 30, be provided be used to the insulation projection 21 that prevents with conducting wire 30 short circuits of upper diaphragm 10, this insulation projection 21 highly is lower than above-mentioned high resistant ink lay 11, it is the UV ink material of salient point or bar shaped projection shape, and adopts mode of printing to form.
The utility model operation principle is as follows: when pressing upper diaphragm 10, high resistant ink lay 11 is subjected to certain pressure, it is conduction state, push contact on the diaphragm 40 electrically conducts each other by high resistant ink lay 11 up and down, simultaneously, high resistant ink lay 11 and insulation projection 21 separate the part beyond the push contact 40, prevent short circuit; After unclamping upper diaphragm 10, high resistant ink lay 11 no longer is under pressure, and it is in state of insulation, disconnects between the push contact on the diaphragm 40 up and down.
Design focal point of the present utility model is, by the high resistant ink lay is set on the push contact of upper diaphragm, on the one hand, when not being under pressure, the high resistant ink lay has played the separated effect of diaphragm up and down, on the other hand, when being subjected to certain pressure, the high resistant ink lay can be automatically converted to conductor and make up and down that push contact electrically conducts on the diaphragm, and simultaneously up and down on the diaphragm conducting wire beyond the push contact separate, prevent short circuit.By this, this high resistant ink lay has replaced traditional separator, has not only simplified the production technology of membrane keyboard, and saves material, has reduced production cost.
The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment makes.
Claims (5)
1. membrane keyboard with high resistant ink lay, include upper diaphragm and following diaphragm, be laid with the conducting wire respectively on this upper diaphragm and the following diaphragm, correspondence is provided with push contact respectively on the conducting wire of upper diaphragm and following diaphragm, it is characterized in that: the push contact in upper diaphragm is provided with the high resistant ink lay corresponding with following diaphragm, this high resistant ink lay is under pressured state, and the push contact of diaphragm correspondence electrically conducts each other up and down.
2. according to the described membrane keyboard with high resistant ink lay of claim 1, it is characterized in that: be provided with around the conducting wire of described down diaphragm be used to the insulation projection that prevents with the conducting wire short circuit of upper diaphragm.
3. according to the described membrane keyboard with high resistant ink lay of claim 2, it is characterized in that: described insulation height of projection is lower than above-mentioned high resistant ink lay.
4. according to the described membrane keyboard with high resistant ink lay of claim 3, it is characterized in that: described insulation projection is salient point or bar shaped projection shape.
5. according to the described membrane keyboard with high resistant ink lay of claim 2, it is characterized in that: the UV ink material that described insulation projection forms for printing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320076361 CN203205307U (en) | 2013-02-19 | 2013-02-19 | Membrane keyboard having high-resistance ink layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320076361 CN203205307U (en) | 2013-02-19 | 2013-02-19 | Membrane keyboard having high-resistance ink layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203205307U true CN203205307U (en) | 2013-09-18 |
Family
ID=49149390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320076361 Expired - Fee Related CN203205307U (en) | 2013-02-19 | 2013-02-19 | Membrane keyboard having high-resistance ink layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203205307U (en) |
-
2013
- 2013-02-19 CN CN 201320076361 patent/CN203205307U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 Termination date: 20210219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |