CN2158101Y - Large screen automatic display digital electron clock - Google Patents

Large screen automatic display digital electron clock Download PDF

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Publication number
CN2158101Y
CN2158101Y CN 93217628 CN93217628U CN2158101Y CN 2158101 Y CN2158101 Y CN 2158101Y CN 93217628 CN93217628 CN 93217628 CN 93217628 U CN93217628 U CN 93217628U CN 2158101 Y CN2158101 Y CN 2158101Y
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day
double
circuit
date
red
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Expired - Fee Related
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CN 93217628
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Chinese (zh)
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张凤良
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Individual
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Abstract

The utility model relates to a large screen two-color two-calendar automatic display digital electron clock, which belongs to an electronic timer and is composed of a two-color two-calendar and state display screen, an electronic control and drive circuit, a two-way power supply, a housing, a time setting button, etc. Two-calendar time signals of 'month and day' and 'hour: minute' can be automatically displayed on the two-color two-calendar digital display screen of the three and a half digits according to definite program by green and red numerical codes, and a word 'month', a word 'day' and two flash red second displays which are composed of red LED on the relevant position are simultaneously lighted up. The lower part is also provided with a green and red alternation state indicator. The large screen two-color two-calendar automatic display digital electron clock has the advantages of beautiful and clear display and strong dynamic feeling, and has the function of decorating and beautifying environment. Thus, the utility model is suitable for public places, such as streets, crossroads, hotels, stations, etc.

Description

Large screen automatic display digital electron clock
The utility model belongs to electronic timer.
Reach at present the LED display of the digital electronic clock that uses in the family in public places, mostly be 3 half formula structures, wherein preceding 1 half sign indicating number be " time " show, back 2 figure place sign indicating numbers are that " branch " shows, in use, look " month, day " time signal, then will select corresponding button if will see, use inconvenience, cut function singleness.
The purpose of this utility model provides a kind of digital electronic clock with the double-colored day-date of giant-screen and state display screen.
Main points of the present utility model are that the double-colored day-date automatically displaying number of giant-screen formula electronic clock is made up of double-colored day-date state display screen, Electronic Control and driving circuit, timing button, shell and double loop power supply.Double-colored day-date state display screen, be provided with and will " month, day " reach " time: divide " day-date time by certain program respectively with digital green and red digital the high brightness double color luminotron and the high brightness red luminotron of demonstration automatically, and on the relevant position, show " moon " word " day " word that " month, day " formed with this red LED of time point with digital green, and press 1H ZConduct 2 apparent red LED of second that frequency is flashed also are provided with ten as indication of day-date time signal state and automatic dual-colored LED by green, red exchange conversion below display screen.Electronic Control and driving circuit comprise: time base circuit, digital clock circuit, phase inverter and drive circuit in bi-directional, clock signal generator, state controller, bi-directional power generator, and double loop power supply circuit.
Fig. 1 is the double-colored day-date automatically displaying number of giant-screen formula electronic clock working envelope figure.
Fig. 2 is Electronic Control and driving circuit structure and the schematic diagram of the utility model embodiment.
Fig. 3 is double-colored day-date and state display screen example structure synoptic diagram.
Fig. 4 is the forming circuit schematic diagram that " moon " word reaches " day " word in double-colored day-date and the state display screen.
Fig. 5 is the duty block scheme of every section luminotron in phase inverter of the present utility model, drive circuit in bi-directional and 3 half dual-colour digital codes.
Wherein 1---main road power supply, 2---being equipped with the road power supply, 3---time base circuit, 4---digital clock circuit, 5---phase inverter and drive circuit in bi-directional, 6---double-colored day-date and state display screen, 7---clock signal generator, 8---state controller, 9---bi-directional power produces circuit, and 51---the NPN triode, 52---bidirectional battery, 53,54---the bidirectional analog switch, 55---dual path isolation two and pipe, 56---double color luminotron.
The utility model is described in further detail below in conjunction with accompanying drawing: time base circuit 3 output 60Hz standard time-base signals, deliver to the time-base signal input end of digital circuit 4, the day-date that day-date selection of time signal is then delivered to digital clock circuit 4 shows input end, finish counting in digital clock circuit inside, the day-date time signal of exporting behind the frequency division through phase inverter and drive circuit in bi-directional 5 under the effect of bi-directional power 9,3 half double-colored day-dates and state display screen 6, will " month; day " reach " time: divide " the day-date time signal, show with digital green and red number respectively by certain program.When 3 half double-colored day-dates and state display screen show " month, day " time signal with digital green, on the position of corresponding number, lighted with " moon " word, " day " word that red gorgeous LED forms; And when 3 half double-colored day-dates and state display screen with red digital demonstration " time: divide " during time signal, flash by the frequency of 1Hz as 2 red LED that show second.3 half double-colored with scoop up with a dustpan and the state display screen below, also be provided with 10 dual-colored LED by green, red checker, as the automatic conversion indication of day-date time signal.
Fig. 3 be shown in double-colored day-date and state display screen embodiment synoptic diagram, among the figure, 3 half sign indicating numbers are made up of 115 reverse each other two ends formula high brightness double color luminotrons.Every section in the seven segment numerical is 5 double color luminotrons, and 2 red LED show as dodging second, " moon " word in the display screen and " day ", are made up of 49 red LED.10 luminotrons that show as state are three end workers anode double color luminotrons altogether.
Be the formation electricity principle of " moon " word and " day " peace shown in Fig. 4, only reach " moon " word, " day " word that 23 red light emitting diodes are formed by 26 respectively, employing is total to the anode mode and with the E in the bi-directional power 1Drive, work as E 1During=12V, red " moon " word " day " word is lighted simultaneously.
As shown in Figure 2, by time base circuit IC 3(MM5369), digital clock circuit IC 4(LM8363) finish counting, frequency division, wherein the 36th pin of LM8363 is the time-base signal input end, adjusts C in time base circuit 7, making the frequency of time-base signal of the 1st pin output of MM5369 is 60Hz, thereby makes LM8363 reach accurate timing newspaper purpose.The 1st pin of LM8363 is for extinguishing control end, and during the no-voltage input, digital clock circuit does not have time signal output, when it is high level, and the then free signal output of digital clock circuit.When the 35th pin of LM8365 is (moon) end is set, the 34th pin is provided with end for dividing (day), the 25th pin is a day-date selection of time control end, when 25 pin were high level, digital clock circuit LM8363 output " month, day " time signal was when the 25th pin is when hanging down storage battery, digital clock circuit LM8363 output " time: divide " time signal, the 3rd～23 pin of LM8363 is a day-date time signal output terminal, and the 40th pin is a 1Hz paper money glitch output terminal, through R 33～R 54To phase inverter and drive circuit in bi-directional.
Phase inverter shown in Figure 5, the duty block scheme of every section double color luminotron in drive circuit in bi-directional and 3 half dual-colour digital codes, 51(NPN triode wherein) finishes the paraphase of the time signal of digital clock circuit LM8363 output, 52 is bi-directional power, 53,54 is the bidirectional analog switch, 55 is the dual path isolation diode, and 56 work as E for double color luminotron (every section is 5) 1=12V, E 2=0 o'clock, analog switch 53 closures, 54 disconnect.Work as E 1=0, E 2=12 Gas, analog switch 53 disconnects 54 closures.In 3 half dual-colour digital codes, the duty of every section double color luminotron is:
The phase inverter input end is high level (a phase-reversing tube saturation conduction), E 1=12V, E 2=0 double color luminotron green light (ending) through look;
The phase inverter input end is high level (phase-reversing tube saturation conduction) E 1=0, E 2=12V, double color luminotron glow (red cut-off);
The phase inverter input end is low level (phase-reversing tube ends) E 1=12V, E 2=0 double color luminotron is not luminous.
The phase inverter input end is low level (phase-reversing tube ends) E 1=0, E 2=12 double color luminotrons are not luminous.
Clock signal generator 7 is by IC 5(NE555), R 4～R 6, C 9Form (Fig. 2).It is a free-running multivibrator, and its oscillation period can be by adjusting R 4Or C 9Numerical value change.The clock pulse signal of free-running multivibrator output is through R 7To IC 6(CD4017), C 10, R 8The state controller that constitutes, digital circuit CD4017 are decimal system counting---code translator.
For clearer understanding the utility model, the course of work of state controller is described below:
(1) instantaneous in start, because C 10, R 8Effect, the 15th pin (clear terminal) of code translator CD4017 obtains a spike pulse, makes its zero clearing, the 3rd pin of CD4017 output high level, other is low level, by YF 1-YF 3The input end of the Schmidt trigger that constitutes is a high level, YF 2, YF 3Output terminal is respectively high level and low level, power drive switch integrated circuit IC 7(TWH8778) inner closed, and IC 3(TWH8778) the inner disconnection, bi-directional power produces the output terminal E of circuit 1=12V, E 2=0, K 1(1/4CD4066) closure, LM8363 output " month, day " time signal, the number in double-colored day-date and the state display screen is green at this moment, is lighted with " moon " word " day " word that red LED is formed, simultaneously by not gate F 1～F 20, double color luminotron LED 1～LED 10, R 9～R 28The 1st double color luminotron of the status displays that constitutes becomes redness by green, and the 2nd～the 9th be green.
(2) the 1st time clock of exporting when clock signal generator come then, LM8386 output " time: divide " time signal, number in the display screen is red at this moment, 2 red LED that show second are flashed by the frequency of 1Hz, the 2nd double color luminotron in the status displays becomes redness by green, and other is green." moon ", " day " word are not lighted at this moment.
(3) the 2nd, 3,4 time clock of exporting when clock signal generator come then, digital clock circuit LM8363 still exports " time: divide " time signal, number in the display screen is red, show second and flash, " moon ", " day " word are not still lighted, the the 3rd, 4,5 two painstakingly luminotrons in the status displays become redness by green successively, and other is green.
(4) the 5th time clock of exporting when clock signal generator come then, LM8363 output " moon " word, " day " word are lighted, show not luminous the second that 2 LED form, and the 6th double color luminotron in the status displays becomes redness by green, and other 9 be green.
(5) the 6th, 7,8,9 time clock of exporting when clock signal generator come then, digital clock circuit LM8363 output " time: divide " time signal, number in the display screen is red, 2 red LED that show second are flashed, the the 7th, 8,9,10 double color luminotron in the status displays becomes redness by green successively, and other is green." moon ", " day " word are not lighted at this moment.
Come then when the 10th time clock of clock signal generator output, digital clock is got back to the show state of " month, day " time, the show state in double-colored day-date and the state display screen repeat mode (1) again.In addition, seeing custom between apparent time according to people in producing is based on " time: divide ", therefore in clock signal generator, the cycle of time clock is decided to be T=3 second, digital circuit CD4017 encodes to control procedure in state controller like this, digital clock is shown, that is: by certain program loop
" month, day " (number: green, Chinese character: redness shows 3 seconds) →
" time: divide " (show digital and second: redness shows 12 seconds) →
" month, day " (number: green, Chinese character: redness shows 3 seconds) →
" time: divide " (show digital and second: redness shows 12 seconds) →
……
Thus, on same double-colored day-date and state display screen, just show the day-date time with double-colored cycle alternation automatically,, make corresponding indication simultaneously with status displays.
Double loop power supply circuit of the present utility model comprises the main road power supply and is equipped with the road power supply.The 220V electric main is through power transformer B transformation, bridge rectifier, C 1～C 2, IC 1(AN7812) at A end output main road 12V power supply, use after filtering, the voltage stabilizing from the complete machine each several part.By isolating diode D 6～D 7, electric battery E 0, C 5～C 6, IC 2(AN7812) the road power supply of forming fully is equipped with road 12V power supply in the output of B end, uses for time base circuit and digital clock circuit.When the 220V electric main has a power failure, battery E 0By isolating diode D 7Continuation is to IC 2Supplying power for input end still keeps 12 stable voltages at B end, and among the Shi Shi Um, digital clock circuit LM8363 continues to finish counting, frequency division, exports but there is time signal, double-colored day-date and status displays are not luminous.Behind 220V electric main normal power supply, digital clock recovers normal display state.
The utlity model has the double-colored day-date of giant-screen and the status indications screen of high brightness double color luminotron, show that with different green and red digital cycle alternations " month, day " reach " time: branch " day-date, show " time: divide " digital in, also have second aobvious flashing, and have the state transformation indication, wait several functions, on having punctual timing the advantage, have more attractive in appearance eye-catchingly, dynamic strong, see and look the characteristics such as convenient, also have simultaneously ornamental and can play the effect of flowering shrubs.
The utility model is particularly suitable for being arranged at the big public place of flow of personnel amount, such as in the street, crossing, hotel, restaurant, station etc. locate, screen is big, bright in luster, intuitive display, continuous conversion and the double-color display screen that flashes, give and change and ardent sensation, thereby the demand when both having made things convenient for people to see has also been beautified environment.

Claims (4)

1, the double-colored day-date automatically displaying number of giant-screen formula electronic clock is made up of display screen, shell, timing button and power supply, it is characterized in that having double-colored day-date and state display screen and control and driving circuit, and wherein, double-colored day-date and state display screen are provided with:
A. will " month, day " reach " time: divide " day-date time by certain program respectively with digital green and red digital the high brightness double color luminotron and the high brightness red luminotron of demonstration automatically;
B. on the relevant position, with " moon " word " day " word that shows the red LED composition of " month, day " lighting simultaneously with digital green;
C. flash as second 2 apparent red LED by the 1Hz frequency;
D. below display screen, have as the automatic conversion indication of day-date time signal by dual-colored LED green, red checker;
Control and driving circuit comprise:
A. time base circuit;
B. digital clock circuit;
C. phase inverter and drive circuit in bi-directional;
D. clock signal generator;
E. state controller;
F. bi-directional power produces circuit;
G. double loop power supply circuit;
2, according to the double-colored day-date automatically displaying number of the described giant-screen of claim 1 formula electronic clock, it is characterized in that
Time base circuit is by MM5369, C 7～C 8And crystal oscillator is formed;
Digital clock circuit is by LM8363, timing button (AN 1, AN 2) form;
Phase inverter and drive circuit in bi-directional are made up of triode, bidirectional analog switch;
State controller is by CD4017, C 10, R 8Form;
Bi-directional power produces circuit by CD4011, TWH8778, R 29～R 32, D 12～D 13Form.
3, according to claim 1 or the double-colored day-date automatically displaying number of 2 said giant-screens formula electronic clock, it is characterized in that said double loop power supply circuit is the main road power supply of 220V electric main through transformation, rectification, filtering, voltage stabilizing, and form by the road power supply that is equipped with that electric battery, isolating diode and AN7812 form.
4, according to claim 1 or the double-colored day-date automatically displaying number of 2 said giant-screens formula electronic clock, it is characterized in that said double-colored day-date and state display screen, 3 half sign indicating numbers wherein use reverse each other two ends formula high brightness double color luminotron to form, and the state demonstration then uses the trifocal double color luminotron to form.
CN 93217628 1993-07-08 1993-07-08 Large screen automatic display digital electron clock Expired - Fee Related CN2158101Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 93217628 CN2158101Y (en) 1993-07-08 1993-07-08 Large screen automatic display digital electron clock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 93217628 CN2158101Y (en) 1993-07-08 1993-07-08 Large screen automatic display digital electron clock

Publications (1)

Publication Number Publication Date
CN2158101Y true CN2158101Y (en) 1994-03-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 93217628 Expired - Fee Related CN2158101Y (en) 1993-07-08 1993-07-08 Large screen automatic display digital electron clock

Country Status (1)

Country Link
CN (1) CN2158101Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114764998A (en) * 2021-03-05 2022-07-19 张凯 Chess lamp for preventing smoking in summer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114764998A (en) * 2021-03-05 2022-07-19 张凯 Chess lamp for preventing smoking in summer

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee