CN106710088A - Password keyboard and automatic teller machine - Google Patents
Password keyboard and automatic teller machine Download PDFInfo
- Publication number
- CN106710088A CN106710088A CN201710012980.0A CN201710012980A CN106710088A CN 106710088 A CN106710088 A CN 106710088A CN 201710012980 A CN201710012980 A CN 201710012980A CN 106710088 A CN106710088 A CN 106710088A
- Authority
- CN
- China
- Prior art keywords
- plate
- button
- keypad
- key
- code keypad
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 239000004020 conductor Substances 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 15
- 239000002184 metal Substances 0.000 description 5
- 230000011664 signaling Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F19/00—Complete banking systems; Coded card-freed arrangements adapted for dispensing or receiving monies or the like and posting such transactions to existing accounts, e.g. automatic teller machines
- G07F19/20—Automatic teller machines [ATMs]
- G07F19/205—Housing aspects of ATMs
- G07F19/2055—Anti-skimming aspects at ATMs
Landscapes
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Finance (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
The invention provides a password keyboard which comprises a keyboard plate, a key trigger mechanism and a bottom case, wherein the key trigger mechanism comprises a key circuit board, a spacing layer and a signal circuit board, the spacing layer is arranged on the lower side of the key circuit board, the signal circuit board is arranged on the lower side of the spacing layer, a plurality of conductive contacts which correspond to the key positions are arranged on the key circuit board, and a plurality of short circuit contacts which correspond to the conductive contact positions and can be in contact with the conductive contacts are arranged on an upper panel of the signal circuit board. According to the password keyboard, after the keys are pressed, the conductive contacts can make contact with the short circuit contacts in a short distance, key signals are produced, after the keys are loosened, key signals are not produced due to the self-elasticity of the key circuit board and the separation function of a lining plate, strike sound is not produced in the key rebounding process, the keys are basically free of noise, the use state is stable, the safety performance of the password keyboard is improved to a great extent, and the user's password information is effectively protected.
Description
Technical field
It is to be related to a kind of code keypad and including the password more specifically the invention belongs to technical field of financial equipment
The ATM of keyboard.
Background technology
ATM is the critical facility of current financial field, and it can avoid client from being queued up in sales counter for a long time, have
Effect improves the operating efficiency of financial transaction, promotes the development of social economy.Code keypad on ATM be for
The visual plant of encrypted message is input into, the case for now socially stealing user password information for code keypad is more and more,
Therefore code keypad must be protected, it is ensured that user cipher can not be stolen, and the security to code keypad is proposed more
Requirement high.Existing code keypad, in order to prevent sharp weapon from destroying, the general panel using metal material, its button is led in itself
Metal dome can be sent out with the panel of keyboard during resilience, resilience being carried out to the button that pressing is sunk using the elasticity of metal dome
Raw collision, the sound that collision rift has metal bump is produced, and because each button has uncontrollable difference when mounted, is caused
The sound of different frequency can be sent when each button resilience.At present, having a kind of can catch the very sensitive of trickle sound
Sound capture device, the code keypad on automatic teller machine is carried out with this device several times press input action, record each
Button presses the tone color and frequency when resilience, when each button presses enough number of times, for the sound sample of this button
It is very comprehensive that this can be collected, and when being operated on user to automatic teller machine, offender can utilize this equipment
Catch keypad sounds and compare, necessarily can guess out user cipher by probability, and, this equipment is in the very big situation of noise
Under also keypad sounds can normally be recognized, be unfavorable for protect user cryptosecurity.
The content of the invention
It is an object of the invention to provide a kind of code keypad, it is intended to solve sound during button resilience present in prior art
Sound is larger, the technical problem being easily captured.
To achieve the above object, the technical solution adopted by the present invention is：A kind of code keypad is provided, including：Keypad, press
Key trigger mechanism and drain pan, the button trigger mechanism are touched located at the upside of the drain pan, the keypad located at the button
Send out the upside of mechanism and be connected with the drain pan, the button trigger mechanism is including key circuit plate, located at the key circuit
Wall on the downside of plate and the signal line plate on the downside of the wall, the key circuit plate be provided with it is some with it is described
The corresponding conductive contact of key position on keypad, the upper face of the signal line plate is provided with some with the conduction
Contact position is corresponding and the short circuit contact that can be contacted with the conductive contact.
Further, the downside of the button is in contact with the key circuit plate, the conductive contact lower surface with
The spacing of short circuit contact upper surface is no more than 3mm.
Further, the wall include liner plate and it is some on the liner plate and with conductive contact position phase
Corresponding triggering opening.
Further, the liner plate is insulating resin component, and the thickness of the liner plate is 0.5mm-2mm.
Further, the lower face of the key circuit plate is contacted with the upper face of the liner plate, the signal line plate
Upper face contacted with the lower face of the liner plate.
Further, the keypad includes plate body and the button on the plate body, and the button is plastic cement
Component, the plate body is hardware.
Further, the bottom of each button is equipped with auxiliary pressing projection.
Further, the inside of the short circuit contact is provided with two mutual disconnected conductor structures in a free state.
Further, the antistatic being also connected including the data wire that is connected with the signal line plate and with the keypad
Wire.
The beneficial effect of code keypad that the present invention is provided is：Compared with prior art, code keypad of the present invention passes through
Key circuit plate closer to the distance and signal line plate are set, and conductive contact portions can be with button when button is pressed down
It is heavy, can be just in contact with short circuit contact in shorter distance, the short circuit of short circuit contact is caused, push button signalling is produced, unclamping
After button, due to the elasticity and the compartmentation of wall of key circuit plate itself, conductive contact is set in a free state will not
Be in contact with short circuit contact, do not produce push button signalling, during button resilience, strike note will not be produced, button substantially without
Sound, and use state stabilization, largely improve the security performance of code keypad, are effectively protected the password of user
Information.
The present invention also provides a kind of ATM, comprising above-mentioned code keypad.
The beneficial effect of ATM that the present invention is provided is：Compared with prior art, by using above-mentioned noiseless
Code keypad, during user input password, offender can not obtain user by the collection to keypad sounds
Encrypted message, be effectively guaranteed the cryptosecurity of user, improve the safety in utilization of equipment.
Brief description of the drawings
Fig. 1 is the configuration schematic diagram of code keypad provided in an embodiment of the present invention；
Fig. 2 is the A of finger-board in Fig. 1 to lateral partial structurtes sectional view；
Fig. 3 is the overlooking the structure diagram of short circuit contact in Fig. 1.
In figure：1st, keypad；11st, button；12nd, plate body；13rd, press raised；2nd, button trigger mechanism；21st, key circuit
Plate；22nd, wall；221st, liner plate；222nd, triggering opening；23rd, signal line plate；24th, conductive contact；25th, short circuit contact；251、
Conductor structure；3rd, drain pan；4th, data wire；5th, antistatic wire.
Specific embodiment
In order that the technical problems to be solved by the invention, technical scheme and beneficial effect become more apparent, below tie
Drawings and Examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
It is used to explain the present invention, is not intended to limit the present invention.
Also referring to Fig. 1, now the code keypad that the present invention is provided is illustrated.The code keypad, including button
Plate 1, button trigger mechanism 2 and drain pan 3, button trigger mechanism 2 are located at button trigger mechanism located at the upside of drain pan 3, keypad 1
2 upside is simultaneously connected with drain pan 3, and button trigger mechanism 2 includes key circuit plate 21, the interval located at the downside of key circuit plate 21
Layer 22 and the signal line plate 23 located at the downside of wall 22, key circuit plate 21 are provided with the button on some and keypad 1
The corresponding conductive contact 24 in 11 positions, the upper face of signal line plate 23 is provided with some corresponding with the position of conductive contact 24
And the short circuit contact 25 that can be contacted with conductive contact 24.Wall therein 22 is preferably isolation material, it is to avoid conduction is caused
Signal is disturbed.
The present invention provide code keypad, compared with prior art, by set key circuit plate 21 closer to the distance with
Signal line plate 23, the part of conductive contact 24 can sink with button 11 when button 11 is pressed down, in shorter distance
Can be just in contact with short circuit contact 25, cause the short circuit of short circuit contact 25, produce push button signalling, after button 11 is unclamped, due to
The elasticity and the compartmentation of wall 22 of key circuit plate 21 itself, make the conductive contact 24 in a free state will not be with short circuit
Contact 25 is in contact, and does not produce push button signalling, during the resilience of button 11, will not produce strike note, and button is substantially noiseless,
And use state stabilization, the security performance of code keypad is largely improve, it is effectively protected the message in cipher of user
Breath.
Further, a kind of specific embodiment of the code keypad for being provided as the present invention, for convenience pressing exerts a force,
The stroke of button 11 during pressing is reduced as far as possible, and in a free state, the downside of button 11 connects with key circuit plate 21
Touch, the lower surface of conductive contact 24 is no more than 3mm with the spacing of the upper surface of short circuit contact 25.Once force, button 11 can be quickly
Ground drives the conductive contact position on key circuit plate 21 to sink, and so can just trigger button in the case of force is less,
Consumer's Experience sense is more preferable.
Further, Fig. 1 is referred to, a kind of specific embodiment of the code keypad provided as the present invention, for side
Just manufacture, wall 22 includes liner plate 221 and some on liner plate 221 and the triggering corresponding with the position of conductive contact 24 is opened
Mouth 222.Due to spacing very little between key circuit plate 21 and signal line plate 23, in order to prevent when pressing keys 11 to facing
Near contact site is impacted, and should be arranged to that only conductive contact 24 and short circuit contact can be made in corresponding opening
25 are in contact, when independent button 11 are pressed, will not be to influencing each other, it is ensured that the accuracy of button.
Further, a kind of specific embodiment of the code keypad for being provided as the present invention, liner plate 221 is insulating resin
Component, its is lightweight, and insulation effect is good, long service life, is conducive to improving the cost performance of code keypad.The thickness of liner plate 221
It is 0.5mm-2mm, liner plate 221 is reduced as far as possible and is taken up room, also can guarantee that its effective interval action so that the stroke of button 11
The sensitivity level of keyboard can be conducive to improving with shorter.
Further, a kind of specific embodiment of the code keypad for being provided as the present invention, presses to further shorten
The stroke of key 11, after mounting, the lower face of key circuit plate 21 is contacted with the upper face of liner plate 221, signal line plate 23
Upper face is contacted with the lower face of liner plate 221, and conductive contact 24 is the thickness of liner plate 221 with the spacing of short circuit contact 25, makes
Obtain the overall assembling of keyboard more convenient.
Further, a kind of specific embodiment of the code keypad for being provided as the present invention, keypad includes plate body 12
And the button 11 on plate body 12, button 11 is plastic rubber component, and plate body 12 is hardware.Plate body can for 12 hardwares
Effectively prevent the damage of keyboard, and the plastic cement material of button 11 then makes the button not have sound in springback process, and make user
Pressing keys 11 sense of touch it is more preferable.
Further, Fig. 2 is referred to, a kind of specific embodiment of the code keypad provided as the present invention, button 11
With plate body 12 for split is set, the bottom of each button 11 is equipped with auxiliary pressing raised 13.The lower surface of pressing raised 13 is slightly
Micro- lower surface for protruding from button 11, in pressing, pressing raised 13 can first contact the corresponding position of conductive contact 24, by
The face area for being less than raised 13 upper end of pressing in the face area for pressing raised 13 bottom (presses raised 13 to bore
Body), the contact site area of its pressing force is also smaller, and pressing is more accurate, can more effectively make conductive contact 24 with it is short
Contact point 25 is contacted, the reliability that raising is used.
Further, Fig. 3 is referred to, a kind of specific embodiment of the code keypad provided as the present invention, short contact
The inside of point 25 is provided with two mutual disconnected conductor structures 251 in a free state, after being contacted with conductive contact 24, two
Conductive structure 251 forms the mode of communicating of short circuit, and then produces push button signalling.
Preferably, Fig. 3 is referred to, a kind of specific embodiment of the code keypad provided as the present invention, in order to increase
With effective contact area of conductive contact 24, two conductive knots can be effectively made in the presence of various pressing force mechanisms
Structure 251 formed short circuit, two conductive structures 251 be spaced and complications setting.
Further, a kind of specific embodiment of the code keypad for being provided as the present invention, conductive contact 24 is metal
Coating.Metal coating can effectively improve electrical efficiency, and then improve the sensitivity of keyboard.
Further, Fig. 1 is referred to, a kind of specific embodiment of the code keypad provided as the present invention also includes
The data wire 4 being connected with signal line plate 23 and the antistatic wire 5 being connected with keypad 1.Antistatic wire 5 is conductive with other
Mechanism's connection, can help to discharge the electrostatic that user or keyboard are produced in use, prevent electrostatic influence from normally making
With.Data wire 4 is mainly used in the signal transmission that produces signal line plate 23 in outer connected control system, realizes key command
Transmission.
Further, refer to Fig. 1, as the present invention provide code keypad a kind of specific embodiment, drain pan 3 with
Can be connected by same group of threaded connector between keypad 1, key circuit plate 21, liner plate 221 and signal line plate 23
Connect, corresponding mounting hole is equipped with aforementioned four part；Supporting structure is additionally provided with the inside of drain pan 3, can be to holding wire
Road plate 23 is supported, and other electric devices avoidance of the downside of signal line plate 23 is opened.
The present invention also provides a kind of ATM, and the ATM includes above-mentioned code keypad.
The ATM that the present invention is provided, by using above-mentioned noiseless code keypad, in the mistake of user input password
Cheng Zhong, offender can not obtain the encrypted message of user by the collection of keypad sounds, be effectively guaranteed user's
Cryptosecurity, improves the safety in utilization of equipment.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. code keypad, including keypad, button trigger mechanism and drain pan, the button trigger mechanism are upper located at the drain pan
Side, the keypad is connected located at the upside of the button trigger mechanism and with the drain pan, it is characterised in that：The button is touched
Hair mechanism includes key circuit plate, the wall on the downside of the key circuit plate and the signal on the downside of the wall
Wiring board, the key circuit plate is provided with some conductive contacts corresponding with key position on the keypad, described
The upper face of signal line plate is provided with some corresponding with the conductive contact position and can be contacted with the conductive contact
Short circuit contact.
2. code keypad as claimed in claim 1, it is characterised in that：The downside of the button and the key circuit plate phase
Contact, the conductive contact lower surface is no more than 3mm with the spacing of short circuit contact upper surface.
3. code keypad as claimed in claim 2, it is characterised in that：The wall includes liner plate and some located at the lining
On the plate and triggering opening corresponding with the conductive contact position.
4. code keypad as claimed in claim 3, it is characterised in that：The liner plate is insulating resin component, the liner plate
Thickness is 0.5mm-2mm.
5. code keypad as claimed in claim 3, it is characterised in that：The lower face of the key circuit plate and the liner plate
Upper face is contacted, and the upper face of the signal line plate is contacted with the lower face of the liner plate.
6. code keypad as claimed in claim 1, it is characterised in that：The keypad includes plate body and on the plate body
The button, the button be plastic rubber component, the plate body be hardware.
7. code keypad as claimed in claim 6, it is characterised in that：The bottom of each button is equipped with auxiliary by belling
Rise.
8. code keypad as claimed in claim 1, it is characterised in that：The inside of the short circuit contact is provided with two in free shape
Mutual disconnected conductor structure under state.
9. code keypad as claimed in claim 1, it is characterised in that：Also include the data wire being connected with the signal line plate
And the antistatic wire being connected with the keypad.
10. ATM, it is characterised in that：Including the code keypad as described in any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710012980.0A CN106710088A (en) | 2017-01-09 | 2017-01-09 | Password keyboard and automatic teller machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710012980.0A CN106710088A (en) | 2017-01-09 | 2017-01-09 | Password keyboard and automatic teller machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106710088A true CN106710088A (en) | 2017-05-24 |
Family
ID=58908083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710012980.0A Pending CN106710088A (en) | 2017-01-09 | 2017-01-09 | Password keyboard and automatic teller machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106710088A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111047794A (en) * | 2018-10-12 | 2020-04-21 | 上海晶统电子科技有限公司 | ATM terminal capable of identifying leaving of unseen bank card |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102655058A (en) * | 2011-03-01 | 2012-09-05 | 联想(北京)有限公司 | Key structure, and input signal generation system for electronic equipment and keyboard |
| CN202977253U (en) * | 2012-12-12 | 2013-06-05 | 张庆明 | Modified keyboard structure |
| CN206363463U (en) * | 2017-01-09 | 2017-07-28 | 深圳怡化电脑股份有限公司 | Code keypad and ATM |
-
2017
- 2017-01-09 CN CN201710012980.0A patent/CN106710088A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102655058A (en) * | 2011-03-01 | 2012-09-05 | 联想(北京)有限公司 | Key structure, and input signal generation system for electronic equipment and keyboard |
| CN202977253U (en) * | 2012-12-12 | 2013-06-05 | 张庆明 | Modified keyboard structure |
| CN206363463U (en) * | 2017-01-09 | 2017-07-28 | 深圳怡化电脑股份有限公司 | Code keypad and ATM |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111047794A (en) * | 2018-10-12 | 2020-04-21 | 上海晶统电子科技有限公司 | ATM terminal capable of identifying leaving of unseen bank card |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102779677B (en) | Keyboard safety protection device | |
| CN106415459A (en) | Touch pressure detection module and apparatus | |
| CN106990877A (en) | It is a kind of to touch and miss authentication button for the anti-of multi-point touch panel | |
| CN206363463U (en) | Code keypad and ATM | |
| CN106710088A (en) | Password keyboard and automatic teller machine | |
| CN202534568U (en) | Key with self-destruction protection function and keyboard using same | |
| CN202772021U (en) | Keyboard safety protection device | |
| CN104104392A (en) | Key judgment method and device | |
| CN110492880B (en) | Key, electronic equipment and control method of electronic equipment | |
| CN104409263B (en) | Expansion key and mobile terminal | |
| CN206894615U (en) | A kind of capacitive sensing thin film switch | |
| US8294590B2 (en) | Mechanism for detecting separation of a component from a part and a component carrying such a mechanism | |
| WO2020172117A1 (en) | Mechanical keypad | |
| CN201874328U (en) | Automatic alarm device for spring lock | |
| CN202285128U (en) | Detection-proof password input keyboard | |
| CN101833803A (en) | The self-adaptive manipulation and detection method of electronic installation under fixed position work mode | |
| CN206711800U (en) | Keyboard press button structure | |
| CN206098241U (en) | Key switch and adopt keyboard of said key switch | |
| CN205407775U (en) | Touch button device | |
| CN212743649U (en) | Novel electronic lock body | |
| CN209947027U (en) | Keyboard password anti-theft device, ATM keyboard and ATM equipment | |
| CN209946986U (en) | Keyboard password anti-theft device, ATM keyboard and ATM equipment | |
| CN103942893B (en) | The EPP keyboard that security performance is good | |
| CN205159169U (en) | Novel physics keyboard safety protection device | |
| CN208462130U (en) | A kind of through-hole pcb board secure line via hole protection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |
|
| RJ01 | Rejection of invention patent application after publication |