CN208335163U - The touch control keyboard group of number random display - Google Patents
The touch control keyboard group of number random display Download PDFInfo
- Publication number
- CN208335163U CN208335163U CN201821001592.9U CN201821001592U CN208335163U CN 208335163 U CN208335163 U CN 208335163U CN 201821001592 U CN201821001592 U CN 201821001592U CN 208335163 U CN208335163 U CN 208335163U
- Authority
- CN
- China
- Prior art keywords
- digital
- touch control
- circuit board
- printed circuit
- electrically connected
- 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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- Input From Keyboards Or The Like (AREA)
- Position Input By Displaying (AREA)
Abstract
The utility model provides a kind of touch control keyboard group of number random display, it is to be equipped with multiple digital display areas in a digital lcd display panel, each digital display area shows individual digit respectively, a capacitive touch control key is respectively formed in the position of each digital display area, multiple pins being electrically connected with digital display area and capacitive touch control key are combined at the edge of the digital lcd display panel, printed circuit board is plugged on multiple pins, equipped with a control circuit, the number that the control circuit is electrically connected with the printed circuit board and drives multiple digital display areas to show one group of fixation jointly with digital display position random manner；In this way, being avoided that user repeats the password fixed in the same position input of the digital lcd, the safety used can be promoted.
Description
Technical field
Change at random the utility model relates to a kind of input equipment of electronics more particularly to a kind of input digit position and mentions
Rise the touch control keyboard group of safety.
Background technique
Existing electronic lock or Automatic Teller Machine will use touch control keyboard or screen shows that the mode of dummy keyboard provides
Keyboard unlocks or inputs the password of ATM card for user's input password to withdraw deposit or remit money.
However, the mode of above-mentioned input password due to touch control keyboard, dummy keyboard display number position fix, if user
Infrequently Change Password can repeatedly be left with same group of password repeated presses for speculating making for password on touch control keyboard later
With trace, the doubt of safety thus will cause.
Utility model content
Since the digit position of existing electronic lock or the touch control keyboard of Automatic Teller Machine is fixed, can be left after being used for a long time
Trace causes the doubt of safety.For this purpose, the utility model is equipped with the random digital lcd of display digit position, by
The mode that display digit position changes at random reaches the effect of promotion input cryptosecurity.
To reach above-mentioned creation purpose, the utility model provides a kind of touch control keyboard group of number random display, structure
It makes and includes:
One digital lcd is equipped with a digital lcd display panel, which forms more
It is a respectively to show the digital display area of individual digit, multiple digital display areas show the number of one group of fixation, are parallel to this
Digital lcd display panel is equipped with a touch control line, which is respectively formed an electricity in the position of each digital display area of correspondence
Hold Touch control key, combines multiple pins being electrically connected with each digital display area at the edge of the digital lcd display panel；
Multiple pins of one printed circuit board, the digital lcd are plugged on the printed circuit board, so that the number
Word liquid crystal display is electrically connected with the printed circuit board, combines a capacitance touching control chip, the touch control line in the printed circuit board
It is electrically connected with the capacitance touching control chip；And
One control circuit, the control circuit are electrically connected with the printed circuit board, which controls equipped with a random number
Chip, the random number control chip to show that digit position random manner drives multiple digital display areas to show group fixation
Number.
Further, the utility model is equipped with a second circuit board, which passes through a flat cable and described
Printed circuit board electrical connection, the control circuit are set to the second circuit board and are electrically connected with the printed circuit board.
Preferably, touch control line described in the utility model is formed in the surface of the digital lcd display panel, it is described
Multiple pins be electrically connected with the touch-control circuit so that the touch control line passes through multiple pins and the described capacitance touching control chip electricity
Connection.
Preferably, touch control line described in the utility model is formed in the surface of the printed circuit board.
Further, digital lcd display panel described in the utility model is located at the upper of the digital lcd
Side combines a backlight module between the digital lcd display panel and the printed circuit board.
Further, the utility model forms several function key viewing areas at the digital lcd display panel interval,
The touch control line in the position of each function key viewing area of correspondence be respectively formed one described in capacitive touch control key.
Preferably, the utility model combines a peep-proof piece, the peep-proof piece on the surface of the digital lcd display panel
Cover the digital lcd display panel.
It when the utility model is used, is that the utility model is mounted on to the equipment such as electronic lock for needing to input password figure
Or Automatic Teller Machine, the number of the different one group of fixation in each position is shown with multiple digital display areas, for user to touch
The mode of control inputs password or the numeric string of other purposes to electronic lock or Automatic Teller Machine.
The effect of the utility model is, the position of the group number due to being shown in the digital lcd display panel every time
It is not identical, therefore when user repeatedly inputs the digital lcd with same group of password, it will not be in the digital lcd display surface
The surface of plate, which leaves, uses trace for confirmation password figure, therefore can promote the safety of Password Input.Further, since each
The position of each digital display area of capacitive touch control key is identical, with the interval between multiple digital display areas, each capacitive touch control key it
Between also have it is apparent be spaced and the judgement of triggering is simple, the induction when finger of user being allowed to trigger each capacitive touch control key directly and
It is clear, accelerate the efficiency of input number.
Detailed description of the invention
Fig. 1 is the floor map of the utility model preferred embodiment.
Fig. 2 is the schematic side view of the utility model preferred embodiment.
Fig. 3 is the circuit block diagram of the utility model preferred embodiment.
Fig. 4 is the use implementation diagram of the utility model preferred embodiment.
Symbol description:
10 digital lcd, 11 digital lcd display panel
111 digital display area, 112 function key viewing area
113 input 12 touch control lines of digital display area
121 capacitive touch control key, 13 pin
20 printed circuit board, 21 LCD Controlling chip
22 capacitance touching control chip, 30 backlight module
40 peep-proof piece, 50 control circuit
51 second circuit board, 52 flat cable
53 random numbers control chip
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
The utility model preferred embodiment as shown in Figure 1 to Figure 3 is please referred to, it is random that the utility model provides a kind of number
The touch control keyboard group of display, including a digital lcd 10, a printed circuit board 20, a backlight module 30, a peep-proof piece
40, a second circuit board 51 and a control circuit 50, in which:
The digital lcd 10 includes a digital lcd display panel 11, a touch control line 12 and multiple pins
13.Multiple digital display areas 111, several function key viewing areas 112 and one are formed at the digital lcd display panel 11 interval
Input digital display area 113.
Multiple digital display areas 111 are 7 sections of liquid crystal digital display structures and respectively to show individual digit, several functions
Key viewing area 112 is the construction of the show function keys figure in a manner of printing or liquid crystal display respectively, which shows
Area 113 is the 7 sections of liquid crystal digital display structures that can show multiple numbers.Such as this preferred embodiment is shown in the digital lcd
Panel 11 interval formed 10 digital display areas 111, with 10 digital display areas 111 show respectively one group by 0 to 10 fixation
Number, the digital lcd display panel 11 formed two function key viewing areas 112, show the function of rice number and pound sign respectively
It can key figure.
In the preferred embodiment, which is to be formed in the digital lcd with metal vacuum method for sputtering to show
The metallic film circuit on 11 surface of panel, so that the touch control line 12 is set to the position parallel with the digital lcd display panel 11
It sets, which is optionally formed in the top surface or bottom surface of the digital lcd display panel 11, such as this is preferably in fact
The top surface that the example touch control line 12 is formed in the digital lcd display panel 11 is applied, the touch control line 12 is aobvious in each number of correspondence
Show that the position of area 111 and each function key viewing area 112 is respectively formed a capacitive touch control key 121, when user is close with finger
Or when contacting each digital display area 111 or each function key viewing area 112, the capacitive touch control key 121 at this can be triggered and reach similar
The effect of keystroke.Multiple pins 13 are with left and right each combination of shape and state in a row on the left side of the digital lcd display panel 11
Edge and right hand edge, the pin 13 of part are electrically connected with multiple digital display areas 111, and the pin 13 of part is in a manner of two pair one
It is electrically connected with each capacitive touch control key 121.
The printed circuit board 20 is the printed circuit plate body that area is greater than the digital lcd 10, and the digital lcd is aobvious
Show that multiple pins 13 of device 10 are plugged on the printed circuit board 20, so that the digital lcd 10 and the printed circuit board 20
Electrical connection, and the digital lcd display panel 11 combines vacantly in the top of the printed circuit board 20 in the printed circuit board 20
One LCD Controlling chip 21 and a capacitance touching control chip 22, multiple digital display areas 111 are by the printed circuit board 20 and are somebody's turn to do
LCD Controlling chip 21 is electrically connected, and multiple capacitive touch control keys 121 pass through the printed circuit board 20 and 22 electricity of capacitance touching control chip
Connection.
The backlight module 30 is electrically connected with the printed circuit board 20 and the digital lcd display panel 11 is arranged in and is somebody's turn to do
Between printed circuit board 20, illumination is provided by the lower section of the digital lcd display panel 11.
The peep-proof piece 40 is peep-proof sheet body, which is incorporated in the surface of the digital lcd display panel 11 and covers
Multiple digital display areas 111 of the digital lcd display panel 11, several function key viewing areas 112 and the input number are shown
Area 113, so that the digital lcd display panel 11 is limited by the visible angle of outer observation and has the effect of peep-proof.
The second circuit board 51 is electrically connected by a flat cable 52 with the printed circuit board 20, which is set to
The second circuit board 51 and be electrically connected with the printed circuit board 20, the control circuit 50 be equipped with a random number control chip 53, should
Random number control chip 53 is electrically connected (above-mentioned control electricity with the LCD Controlling chip 21 and the capacitance touching control chip 22 respectively
It road 50, can also be by the control other than being set to second circuit board 51 and being electrically connected again by flat cable 52 with printed circuit board 20
Circuit 50 processed is incorporated on the printed circuit board 20 and is directly electrically connected with the circuit of the printed circuit board 20, plays and above-mentioned phase
Same function).After multiple capacitive touch control keys 121 receive user's touching wake-up the utility model, which controls chip
Show respectively to 53 multiple 111 randomized jitters of digital display area of driving the group by 0 to 10 number, when user contact again it is primary each
After capacitive touch control key 121, as shown in Figure 3, Figure 4, make random number control chip 53 to show that digit position random manner is driven
Move multiple digital display areas 111 show respectively the group by 0 to 10 number.
At this moment user can sequentially press each digital display area 111 across peep-proof piece 40 with finger and each function key is aobvious
Show the position in area 112 to trigger the capacitive touch control key 121 in those regions, whereby to the digit of the control circuit 50 input password
String, while the numeric string inputted can be shown on the input digital display area 113 and confirm for user.When needing to input password
When the utility model is arranged to input password figure in the equipment such as electronic lock or Automatic Teller Machine of number, due to each number
Word liquid crystal display panel 11 shows that the position of the fixed number of the group is different, therefore even if often inputting same group of password, contact
The position of multiple digital display areas 111 will not be identical, can promote the safety of Password Input to avoid the trace used is left
Property.
The utility model be arranged in the peep-proof piece 40 before the digital lcd display panel 11 be then when can be avoided input by
The people on side sees the number pressed when input, further promotes safety when input password.Additionally, due to each capacitive touch control key
121 and the position of each digital display area 111 or each function key viewing area 112 are one-to-one settings, as multiple numbers are shown
Interval between area 111 allows the finger of user to trigger each electricity so that also having apparent interval between each capacitive touch control key 121
Induction when holding Touch control key 121 directly defines, and accelerates the efficiency of input number.
The utility model removes above-mentioned preferred embodiment, is to be equipped with the input number in the digital lcd display panel 11 to show
Other than area 113, it can also be not provided with the input digital display area 113, and the peep-proof piece 40 is the construction being selectively arranged.With
The number for one group of fixation that multiple digital display areas 111 are shown other than being to show 0 to 10 continuous number, it is digital can also be with
Discontinuous or repeating part number, as long as random number control chip 53 drives multiple digital display areas 111 to show every time
Number be same ordered series of numbers number.
The utility model removes above-mentioned preferred embodiment, is that the touch control line 12 is formed in the digital lcd display panel 11
Top surface or bottom surface other than, since each capacitive touch control key 121 is the construction that can be vacantly triggered by the finger of operator, have certain
Induction range, therefore the touch control line 12 can also be formed in the surface of the printed circuit board 20, make the touch control line 12
Set on the position parallel with the digital lcd display panel 11, multiple electricity are formed then at the top surface of the printed circuit board 20
Hold Touch control key 121, allowing the finger of user to contact each digital display area 111 and the position of each function key viewing area 112 can touch
Send out capacitive touch control key 121 each.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of touch control keyboard group of number random display characterized by comprising
One digital lcd is equipped with a digital lcd display panel, which forms multiple points
Not to the digital display area for showing individual digit, makes multiple digital display areas that can show the number of one group of fixation, be parallel to this
Digital lcd display panel is equipped with a touch control line, which is respectively formed an electricity in the position of each digital display area of correspondence
Hold Touch control key, combines multiple pins being electrically connected with each digital display area at the edge of the digital lcd display panel；
Multiple pins of one printed circuit board, the digital lcd are plugged on the printed circuit board, so that the number liquid
Crystal display is electrically connected with the printed circuit board, the printed circuit board combine a capacitance touching control chip, the touch control line with should
The electrical connection of capacitance touching control chip；And
One control circuit, the control circuit are electrically connected with the printed circuit board, which is equipped with a random number and controls chip,
The random number controls chip to show number that digit position random manner drives multiple digital display areas to show group fixation.
2. the touch control keyboard group of number random display as described in claim 1, which is characterized in that be wherein further provided with one
Two circuit boards, the second circuit board are electrically connected by a flat cable with the printed circuit board, and the control circuit is set
It is electrically connected in the second circuit board with the printed circuit board.
3. the touch control keyboard group of number random display as described in claim 1, which is characterized in that the wherein touch control line
It is formed in the surface of the digital lcd display panel, multiple pins are electrically connected with the touch-control circuit, so that the touch-control
Route is electrically connected by multiple pins with the capacitance touching control chip.
4. the touch control keyboard group of number random display as described in claim 1, which is characterized in that the wherein touch control line
It is formed in the surface of the printed circuit board.
5. such as the touch control keyboard group of the described in any item number random displays of Claims 1-4, which is characterized in that wherein described
Digital lcd display panel be located at the top of the digital lcd, in the digital lcd display panel and the print
A backlight module is combined between printed circuit board.
6. the touch control keyboard group of number random display as claimed in claim 5, which is characterized in that wherein in the digital liquid
LCD panel interval forms several function key viewing areas, position point of the touch control line in each function key viewing area of correspondence
It Xing Cheng not capacitive touch control key described in one.
7. the touch control keyboard group of number random display as claimed in claim 6, which is characterized in that wherein in the digital liquid
The surface of LCD panel combines a peep-proof piece, which covers the digital lcd display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821001592.9U CN208335163U (en) | 2018-06-27 | 2018-06-27 | The touch control keyboard group of number random display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821001592.9U CN208335163U (en) | 2018-06-27 | 2018-06-27 | The touch control keyboard group of number random display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208335163U true CN208335163U (en) | 2019-01-04 |
Family
ID=64785253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821001592.9U Expired - Fee Related CN208335163U (en) | 2018-06-27 | 2018-06-27 | The touch control keyboard group of number random display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208335163U (en) |
-
2018
- 2018-06-27 CN CN201821001592.9U patent/CN208335163U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20210627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |