CN202351955U

CN202351955U - Grating anti-peeping password keyboard

Info

Publication number: CN202351955U
Application number: CN201120528891XU
Authority: CN
Inventors: 谷康; 徐菲菲; 杨栋; 柳腾芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-12-16
Filing date: 2011-12-16
Publication date: 2012-07-25
Anticipated expiration: 2021-12-16

Abstract

The utility model discloses a grating anti-peeping password keyboard which is simple in structure and reasonable in design. The grating anti-peeping password keyboard comprises a light-emitting diode (LED) display screen for displaying a keyboard, grating keys and a security chip, wherein the grating keys are clung to the surface of the LED display screen; the security chip is arranged in the LED display screen; the LED display screen is output equipment of the security chip; the arrangement of number keys in the keyboard are changed randomly; the randomness and the security of the keyboard for the output of the LED display screen are ensured by the security chip; and the grating keys comprise light guide sheets and ultra-thin light-blocking sheets arranged between the light guide sheets. By adoption of the grating anti-peeping password keyboard, any preventive measure is not needed; a transparent grating is arranged on the surface of the LED display screen, so that a peeper cannot directly see numbers displayed on the keys from a side direction; and the numbers on the keyboard is randomly arranged, so that the grating anti-peeping password keyboard can be safely and conveniently used and has a great anti-peeping function, and then the fund security is effectively ensured.

Description

The anti-code keypad of peeping of a kind of grating

Technical field

The utility model relates to code keypad; Be particularly related to a kind of bank counter handle the deposit or the withdrawal or in the market, a consumption used bank card such as hotel, supermarket when the support of POS machine consume, can prevent that other people malice from peeping the grating of account password and preventing peeping code keypad.

Background technology

At present; The people who uses bank card to handle the deposit or the withdrawal and consumption gets more and more; But bank client to bank counter handle the deposit or the withdrawal or in the market, consumption place such as hotel uses bank card when the support of POS machine consume, need bank and consumption to do cipher inputting keyboard that the client provides does not possess and prevents that other people malice from peeping the function of account password.In daily life, no matter be ATM or POS machine, all lack a kind of anti-theft endoscope devices of succinct use.Thereby cause and often have customer account password unprincipled fellow malice to plagiarize, cause the incident of peep of cipher more and more, thereby cause client's account fund loss, even cause bad social influence to bank.

Each bank supplies code keypad that the client uses and common computor-keyboard similar at present, just only comprises ten digital keys and two modifier keys on the code keypad, and its common characteristic is: the positional alignment of the numeral on each key is fixed; Numeral on each key is tangible.The person of peeping holds through the numeral of directly remembeing client institute button or knows client's account password in proper order by inference through the stationary arrangement of keyboard very much.

Though have on the code keypad in a lot of banks and market protective cover is housed, some protective cover has sheltered from user's oneself sight line, and the user must squat down slightly just can see the numeral on the keyboard.Some protective cover has stayed several roads observation panel to the user, but still lets user's hand be placed on very inconvenience of the inside operation.In addition, though some uses out of order code keypad, it still needs a protective cover, even because out of order password, we can not guarantee that the numeral that we whenever press can not known by the sharp-eyed and quick-moving person of peeping in next door.

The utility model content

The purpose of the utility model is the shortcoming that overcomes prior art, provides a kind of grating to prevent peeping code keypad, and it is simple in structure; Reasonable in design; Without any need for safeguard procedures, the person of peeping can not directly see the numeral that shows on the button in side direction, and is safe in utilization, convenient; Can arbitrarily use, thereby effectively protect fund security.

For reaching above-mentioned purpose; The anti-code keypad of peeping of a kind of grating that the utility model provides; Technical scheme below adopting: the described code keypad of the utility model comprises and is used for LED display, grating button and the safety chip of display keyboard; Said grating button is close to said LED display surface, and it is inner that said safety chip is arranged at said LED display, and said LED display is the output device of said safety chip; The arrangement of the digital keys in the keyboard is a random variation, and the randomness and the security of the keyboard of said LED display output are guaranteed by said safety chip; Said grating button comprises light guide sheet and is arranged at resistance mating plate ultra-thin between the said light guide sheet.

Further, said LED display is that LED-backlit shows the resistance touch screen.

Further, a side of said code keypad is provided with equipment interface, and said equipment interface is data communication and power interface.

Further, said keyboard comprises digital keys and " removing ", " corrigendum ", " printing ", " confirming " button.

The beneficial effect of the utility model is: the described code keypad of the utility model is owing to be to show its key number with LED display; And the safety chip of controlling its inner keyboard makes the numeral of this LED display demonstration before inputing password each time; All can generate and show the numeral of one group of random alignment automatically; Thereby make unfixing the putting in order of numeral on the keyboard, the button when making the person of peeping input password according to the depositor is inferred in proper order and is obtained account password.In addition; Said LED display surface is provided with transparent grating button; The said code keypad cover that do not need protection, the numeral that also makes the person of peeping can not directly see on the button being shown in side direction, not only easy to use; And have the fabulous anti-function of peeping, effectively protected depositor's fund security.

Description of drawings

Shown in Figure 1 is the utility model structural representation.

Shown in Figure 2 is the grating press-key structure and the light synoptic diagram of the utility model.

Below be the explanation of the utility model parts sign flag:

LED display 10, grating button 20, light guide sheet 21, resistance mating plate 22.

Embodiment

For further understanding characteristic, technological means and the specific purposes that reached, the function of the utility model; Resolve the advantage and spirit of the utility model, by the detailed description of the utility model further being understood below in conjunction with accompanying drawing and embodiment.

Shown in Figure of description; The described code keypad of the utility model comprises and is used for LED display 10, grating button 20 and the safety chip of display keyboard; Said grating button 20 is close to said LED display 10 surfaces; Said safety chip is arranged at said LED display 10 inside, and said LED display 10 is the output device of said safety chip.Said LED display 10 shows the resistance touch screen for LED-backlit, and the LED technology is the energy-conserving and environment-protective product of generally acknowledging, and long brightness of life-span is high, and it is particularly suitable that the resistance touch screen is applied on the code keypad, and cost is relatively low.

The arrangement of the digital keys in the keyboard is a random variation; The key number of each grating button 20 representative is to be confirmed by the numeral of said LED display 10 demonstrations; And unlike each key number of general keyboard relatively-stationary position is arranged all, thereby before and after every group of key number input, unordered change at random can be done in whole key number position that keyboard is relative under the control of safety chip; Input each time before the password, all generate automatically and show that one group of random digit arranges.The randomness and the security of the keyboard of said LED display 10 outputs are realized by said safety chip.

Shown in Figure of description 2, said grating button 20 comprises light guide sheet 21 and is arranged at resistance mating plate 22 ultra-thin between the said light guide sheet 21.The light guide sheet 21 of said grating button 20 makes just have only facing to said code keypad, and the people (its sight line is shown in A in the accompanying drawing 2) within the button distance just can see the key number that is shown.The resistance mating plate 22 of said grating button 20 makes said code keypad people (its sight line is shown in the B in the accompanying drawing 2) on every side not see the numeral of Chu Jianpan; Therefore; Under the cooperation of the keyboard digital of random variation and grating button 20, reach the purpose that prevents snooping password.

One side of said code keypad is provided with equipment interface, and said equipment interface is data communication and power interface.Said keyboard comprises digital keys and reaches " removing ", " corrigendum ", " printing ", " confirming " button.

When using the utility model, when the depositor inserted bank card, said code keypad began to start; Said LED display 10 is lighted; And demonstrate one group of key number at random through said safety chip, when the input password, being arranged so that of said grating button 20 has only the depositor just can see the numeral that is shown on the said LED display 10 clearly; And in the people's of other angle realization because the obstruct of ultra-thin resistance mating plate 22, can't see the numeral of demonstration.When the depositor inputs password,, therefore, can not judge account password according to the order of the code keypad of routine because key number occurs at random.

In sum; The described code keypad of the utility model is owing to be to show its key number with LED display 10; And the safety chip of controlling its inner keyboard makes the numeral of these LED display 10 demonstrations before inputing password each time; All can generate and show the numeral of one group of random alignment automatically, thereby make unfixing the putting in order of numeral on the keyboard that the button when making the person of peeping input password according to the depositor is inferred in proper order and obtained account password.In addition, said LED display 10 surfaces are provided with transparent grating button 20, the said code keypad cover that do not need protection, and the numeral that also makes the person of peeping can not directly see on the button being shown in side direction has effectively been protected depositor's fund security.

The above embodiment has only expressed the part embodiment of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model scope.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with accompanying claims.

Claims

1. a grating prevents peeping code keypad; It is characterized in that: said code keypad comprises and is used for LED display (10), grating button (20) and the safety chip of display keyboard; Said grating button (20) is close to said LED display (10) surface; Said safety chip is arranged at said LED display (10) inside; Said LED display (10) is the output device of said safety chip, and the arrangement of the digital keys in the keyboard is a random variation, and the randomness and the security of the keyboard of said LED display (10) output are guaranteed by said safety chip; Said grating button (20) comprises light guide sheet (21) and is arranged at resistance mating plate (22) ultra-thin between the said light guide sheet (21).

2. a kind of grating according to claim 1 is anti-peeps code keypad, it is characterized in that: said LED display (10) shows the resistance touch screen for LED-backlit.

3. a kind of grating according to claim 1 is anti-peeps code keypad, and it is characterized in that: a side of said code keypad is provided with equipment interface, and said equipment interface is data communication and power interface.

4. a kind of grating according to claim 1 is anti-peeps code keypad, it is characterized in that: said keyboard comprises digital keys and reaches " removing ", " corrigendum ", " printing ", " confirming " button.