CN104240384A - Metal encryption keyboard and manufacturing method of metal encryption keyboard - Google Patents
Metal encryption keyboard and manufacturing method of metal encryption keyboard Download PDFInfo
- Publication number
- CN104240384A CN104240384A CN201410413564.8A CN201410413564A CN104240384A CN 104240384 A CN104240384 A CN 104240384A CN 201410413564 A CN201410413564 A CN 201410413564A CN 104240384 A CN104240384 A CN 104240384A
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- backing material
- material plate
- pcb board
- metal
- hot pressing
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Abstract
The invention relates to a metal encryption keyboard and a manufacturing method of the metal encryption keyboard. The metal encryption keyboard comprises a PCB (printed circuit board) and a substrate plate, wherein the shape of the substrate plate is matched with the shape of the PCB, the substrate plate is thermally pressed and attached to the PCB, and comprises at least one safety protection circuit layer, the safety protection circuit layer is electrically connected with a signal line of the PCB, the substrate plate is made of an opaque plastic material, the safety protection circuit layer of the substrate plate comprises one or a plurality of pairs of conductive wires, the conductive wires are printed on the substrate plate and are used for transmitting reversed-polarity electric signals, and each conductive wire is made of viscous slurry of mechanical mixture which consists of metal particles, adhesive, solution and additive. The metal encryption keyboard has the advantage that the safety protection capability can be obviously improved.
Description
Technical field
The present invention relates to electronic equipment, particularly relate to metal encrypted keyboard and manufacture the method for this metal encrypted keyboard.
Background technology
In the safety protecting method of metal encrypted keyboard; most main flexible Phalanx wire laying mode of the FPC of Copper Foil formula that adopts is protected; this method not easily can be torn because of the fastness of of Copper Foil itself; thus cannot accomplish to bond with pcb board; outstanding not in the sensitive performance of security protection, the ability of security protection is not high.
Summary of the invention
The technical problem to be solved in the present invention is to overcome above-mentioned the problems of the prior art, and propose a kind of metal encrypted keyboard and manufacture the method for this metal encrypted keyboard, the Copper Foil formula FPC of the metal encrypted keyboard of prior art can be solved because self-characteristic cannot be accomplished to bond with pcb board the problem causing the ability of its security protection not high.
For solving the problems of the technologies described above, the present invention proposes a kind of metal encrypted keyboard, it comprises a pcb board, one this pcb board profile of coupling the backing material plate of fitting with this pcb board hot pressing, this backing material plate comprises at least one deck safeguard protection line layer be electrically connected with the signal wire of this pcb board, wherein, this backing material plate adopts opaque plastic material to make, the safeguard protection line layer of this backing material plate comprises a pair or the multipair conductor wire for transmitting reversed polarity electric signal being printed on this backing material plate, the composition of this conductor wire comprises metal particle, bonding agent, solvent, the thick slurry of the mechanical mixture that auxiliary agent forms.
In certain embodiments, this metal particle is silver.
In certain embodiments, this metal particle is carbon.
In certain embodiments, this backing material plate also comprises the bonding agent be arranged in order to fit with this pcb board hot pressing in this backing material plate edge setting regions.
In certain embodiments, this bonding agent is hot pressing glue.
In certain embodiments, this plastic material is the plastic material of resistant to elevated temperatures softness.
In certain embodiments, this plastic material is PE(Polyethylene, tygon) or PET(Polyethylene Terephthalate, polyethylene terephthalate).
In certain embodiments, this conductor wire is bending is laid on this backing material plate.
The present invention also proposes a kind of method manufacturing this metal encrypted keyboard, comprising: the pcb board providing metal encrypted keyboard; There is provided the pcb board size of this metal encrypted keyboard of coupling and the backing material plate of fitting with this pcb board hot pressing, this backing material plate comprises at least one deck safeguard protection line layer corresponding with the signal wire of this pcb board, wherein, this backing material plate adopts opaque plastic material to make, the safeguard protection line layer of this backing material plate comprises a pair or the multipair conductor wire for transmitting reversed polarity electric signal being printed on this backing material plate, the thick slurry of a kind of mechanical mixture that the composition of this conductor wire comprises metal particle, bonding agent, solvent, auxiliary agent form; Design this backing material plate and this pcb board carries out hot pressing laminating.
In certain embodiments, carry out in the step of hot pressing laminating at this backing material plate and this pcb board, also comprise the steps: to design the bonding agent this backing material plate also being comprised be arranged in order to fit with this pcb board hot pressing in this backing material plate edge setting regions; Design this backing material plate by making this backing material plate and this pcb board hot pressing fit together to the bonding agent applying design temperature in this edge setting regions and set pressure.
Compared with prior art, beneficial effect of the present invention comprises: the present invention is by adopting the backing material plate of opaque plastics material, and on this backing material plate, be printed as subpackage metal-particle-containing, the conductor wire of the thick slurry of mechanical mixture that bonding agent, solvent, auxiliary agent form, this backing material plate and this pcb board hot pressing are fitted, use above-mentioned material, technique and mounting means, can make this backing material plate more easily and this pcb board fit, thus improve the sensitivity of triggering, substantially enhance the ability of security protection.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the backing material plate of metal encrypted keyboard of the present invention.
Wherein, description of reference numerals is as follows: backing material plate 1 edge setting regions 11 conductor wire 12.
Embodiment
In order to further illustrate principle of the present invention and structure, existing by reference to the accompanying drawings to a preferred embodiment of the present invention will be described in detail.
Refer to Fig. 1, the invention provides a kind of metal encrypted keyboard, it comprises a pcb board, mates this pcb board profile and the backing material plate 1 of fitting with this pcb board hot pressing.This backing material plate 1 comprises at least one deck safeguard protection line layer of being electrically connected with the signal wire of this pcb board and is arranged on the bonding agent in order to fit with this pcb board hot pressing in this backing material plate 1 edge setting regions 11.
This backing material plate 1 adopts opaque plastic material to make.In the present embodiment, this plastic material is the plastic material of the black non transparent of resistant to elevated temperatures softness.The size of this plastic material is identical with the pcb board size of metal encrypted keyboard.
In the present embodiment, this plastic material is PE or PET.
The safeguard protection line layer of this backing material plate 1 comprises a pair or the multipair conductor wire 12 for transmitting reversed polarity electric signal being printed on this backing material plate 1.
The thick slurry of a kind of mechanical mixture that in the present embodiment, the composition of this conductor wire 12 comprises metal particle, bonding agent, solvent, auxiliary agent form.
In better embodiment, this metal particle is silver-colored particulate, and this conductor wire 12 is silver slurry line.In alternate embodiments, this metal particle can replace with other radio frequency particulate, such as carbon particulates, and now, this conductor wire 12 is carbon slurry line.In other embodiments, this conductor wire 12 can use other to be printed on the material this backing material plate 1 being easier to stripping, is not limited to above-mentioned two kinds.
In the present embodiment, this bonding agent is hot pressing glue.
Place please continue to refer to the label 11 in Fig. 1, Fig. 1 is the position of edge setting regions 11, that is to say the place arranging bonding agent.In the present embodiment, the width of this edge setting regions 11 is 5mm.In other embodiments, the place arranging bonding agent can not in edge, as long as can to ensure that this backing material plate 1 and pcb board fit tightly just passable for bonding agent.
The laying of wire is to cover button trace signal for principle.In the present embodiment, this conductor wire 12 is laid on this backing material plate 1 in bending.
The present invention also proposes a kind of method manufacturing this metal encrypted keyboard, comprises the following steps:
The pcb board of metal encrypted keyboard is provided;
The pcb board sized substrate plate 1 of this metal encrypted keyboard of coupling is provided, this backing material plate 1 comprises at least one deck safeguard protection line layer corresponding with the signal wire of this pcb board, wherein, this backing material plate 1 adopts opaque plastic material to make, the safeguard protection line layer of this backing material plate 1 comprises and being printed on or the conductor wire 12 of the electric polarity reversing signal of multipair one-tenth on this backing material plate 1 a pair, the thick slurry of a kind of mechanical mixture that the composition of this conductor wire 12 comprises metal particle, bonding agent, solvent, auxiliary agent form;
Design this backing material plate 1 and carry out hot pressing laminating with this pcb board.
Carry out, in the step of hot pressing laminating, also comprising the steps: with this pcb board at this backing material plate 1
Design makes this backing material plate 1 also comprise to be arranged on the bonding agent in order to fit with this pcb board hot pressing in this backing material plate 1 edge setting regions 11;
Design this backing material plate 1 by making this backing material plate 1 and this pcb board hot pressing fit together to the bonding agent applying design temperature in this edge setting regions 11 and set pressure.
In the present embodiment, this bonding agent is hot pressing glue.
In the present embodiment, the width of this edge setting regions 11 is 5mm.
In the present embodiment, this design temperature is 200 ° of C.
In the present embodiment, this set pressure is 2KG.
Below in conjunction with Fig. 1, principle of work of the present invention is described.
The conductor wire 12 of this backing material plate 1 covers on the signal wire of this pcb board, when this metal encrypted keyboard invaded (disassembling), this conductor wire 12 is due to more fragile, trigger sensitivity is high, this metal encrypted keyboard can detect invasion action at once, thus remove internal data rapidly, and locked keyboard.
Compared with prior art, beneficial effect of the present invention comprises: the present invention is by adopting the backing material plate of opaque plastics material, and on this backing material plate, be printed as subpackage metal-particle-containing, the conductor wire of the thick slurry of mechanical mixture that bonding agent, solvent, auxiliary agent form, this backing material plate and this pcb board hot pressing are fitted, use above-mentioned material, technique and mounting means, can make this backing material plate more easily and this pcb board fit, thus improve the sensitivity of triggering, substantially enhance the ability of security protection.
The foregoing is only better possible embodiments of the present invention, not limit the scope of the invention.All utilizations instructions of the present invention and the change of the equivalent structure done by accompanying drawing content, be all included in protection scope of the present invention.
Claims (10)
1. a metal encrypted keyboard, it is characterized in that, it comprises a pcb board, one this pcb board profile of coupling the backing material plate of fitting with this pcb board hot pressing, this backing material plate comprises at least one deck safeguard protection line layer be electrically connected with the signal wire of this pcb board, wherein, this backing material plate adopts opaque plastic material to make, the safeguard protection line layer of this backing material plate comprises a pair or the multipair conductor wire for transmitting reversed polarity electric signal being printed on this backing material plate, the composition of this conductor wire comprises metal particle, bonding agent, solvent, the thick slurry of the mechanical mixture that auxiliary agent forms.
2. metal encrypted keyboard as claimed in claim 1, is characterized in that, this metal particle is silver.
3. metal encrypted keyboard as claimed in claim 1, it is characterized in that, this metal particle is carbon.
4. metal encrypted keyboard as claimed in claim 1, is characterized in that, this backing material plate also comprises the bonding agent be arranged in order to fit with this pcb board hot pressing in this backing material plate edge setting regions.
5. metal encrypted keyboard as claimed in claim 4, it is characterized in that, this bonding agent is hot pressing glue.
6. metal encrypted keyboard as claimed in claim 1, it is characterized in that, this plastic material is the plastic material of resistant to elevated temperatures softness.
7. metal encrypted keyboard as claimed in claim 6, it is characterized in that, this plastic material is PE(Polyethylene, tygon) or PET(Polyethylene Terephthalate, polyethylene terephthalate).
8. metal encrypted keyboard as claimed in claim 1, is characterized in that, this conductor wire is laid on this backing material plate in bending.
9. manufacture a method for this metal encrypted keyboard, it is characterized in that, comprising:
The pcb board of metal encrypted keyboard is provided;
There is provided the pcb board size of this metal encrypted keyboard of coupling and the backing material plate of fitting with this pcb board hot pressing, this backing material plate comprises at least one deck safeguard protection line layer corresponding with the signal wire of this pcb board, wherein, this backing material plate adopts opaque plastic material to make, the safeguard protection line layer of this backing material plate comprises a pair or the multipair conductor wire for transmitting reversed polarity electric signal being printed on this backing material plate, the thick slurry of a kind of mechanical mixture that the composition of this conductor wire comprises metal particle, bonding agent, solvent, auxiliary agent form;
Design this backing material plate and this pcb board carries out hot pressing laminating.
10. the method manufacturing this metal encrypted keyboard as claimed in claim 9, is characterized in that, carry out, in the step of hot pressing laminating, also comprising the steps: at this backing material plate and this pcb board
Design this backing material plate and also comprise the bonding agent be arranged in order to fit with this pcb board hot pressing in this backing material plate edge setting regions;
Design this backing material plate by making this backing material plate and this pcb board hot pressing fit together to the bonding agent applying design temperature in this edge setting regions and set pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410413564.8A CN104240384B (en) | 2014-08-20 | 2014-08-20 | Metal encrypted keyboard and the method for manufacturing the metal encrypted keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410413564.8A CN104240384B (en) | 2014-08-20 | 2014-08-20 | Metal encrypted keyboard and the method for manufacturing the metal encrypted keyboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104240384A true CN104240384A (en) | 2014-12-24 |
| CN104240384B CN104240384B (en) | 2017-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410413564.8A Expired - Fee Related CN104240384B (en) | 2014-08-20 | 2014-08-20 | Metal encrypted keyboard and the method for manufacturing the metal encrypted keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104240384B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104703386A (en) * | 2015-03-16 | 2015-06-10 | 福建新大陆支付技术有限公司 | Liquid crystal screen safety protection method, liquid crystal screen safety protection device, protecting circuit board thereof and manufacturing method |
| CN105718068A (en) * | 2015-09-10 | 2016-06-29 | 深圳市证通电子股份有限公司 | Encryption keyboard and electronic equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020134657A1 (en) * | 2001-01-19 | 2002-09-26 | Chien-Shih Hsu | Computer keyboard key device made from a rigid printed circuit board |
| CN202454473U (en) * | 2011-12-12 | 2012-09-26 | 深圳市汇创达科技有限公司 | Luminous remote controller keyboard |
| CN103456387A (en) * | 2012-06-01 | 2013-12-18 | 赫劳斯贵金属北美康舍霍肯有限责任公司 | Low metal content electroconductive paste composition |
| CN203456350U (en) * | 2013-08-25 | 2014-02-26 | 黄淮学院 | Multilayer easily-cleaned silica-gel keyboard |
| CN203455773U (en) * | 2013-09-09 | 2014-02-26 | 张家港和乔电子有限公司 | Assembling structure of keyboard number key area |
| CN203535573U (en) * | 2013-10-22 | 2014-04-09 | 深圳市兴盈电子科技有限公司 | Transparent touch keyboard |
| CN103942890A (en) * | 2014-01-23 | 2014-07-23 | 东方通信股份有限公司 | EPP keyboard good in confidentiality |
-
2014
- 2014-08-20 CN CN201410413564.8A patent/CN104240384B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020134657A1 (en) * | 2001-01-19 | 2002-09-26 | Chien-Shih Hsu | Computer keyboard key device made from a rigid printed circuit board |
| CN202454473U (en) * | 2011-12-12 | 2012-09-26 | 深圳市汇创达科技有限公司 | Luminous remote controller keyboard |
| CN103456387A (en) * | 2012-06-01 | 2013-12-18 | 赫劳斯贵金属北美康舍霍肯有限责任公司 | Low metal content electroconductive paste composition |
| CN203456350U (en) * | 2013-08-25 | 2014-02-26 | 黄淮学院 | Multilayer easily-cleaned silica-gel keyboard |
| CN203455773U (en) * | 2013-09-09 | 2014-02-26 | 张家港和乔电子有限公司 | Assembling structure of keyboard number key area |
| CN203535573U (en) * | 2013-10-22 | 2014-04-09 | 深圳市兴盈电子科技有限公司 | Transparent touch keyboard |
| CN103942890A (en) * | 2014-01-23 | 2014-07-23 | 东方通信股份有限公司 | EPP keyboard good in confidentiality |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104703386A (en) * | 2015-03-16 | 2015-06-10 | 福建新大陆支付技术有限公司 | Liquid crystal screen safety protection method, liquid crystal screen safety protection device, protecting circuit board thereof and manufacturing method |
| CN104703386B (en) * | 2015-03-16 | 2017-11-10 | 福建新大陆支付技术有限公司 | Liquid crystal display method for security protection, device and its protection circuit plate and preparation method |
| CN105718068A (en) * | 2015-09-10 | 2016-06-29 | 深圳市证通电子股份有限公司 | Encryption keyboard and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104240384B (en) | 2017-12-08 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20210820 |