CN211669665U

CN211669665U - Small 6-bit display active electronic accumulation counter

Info

Publication number: CN211669665U
Application number: CN201922025648.5U
Authority: CN
Inventors: 赵涛
Original assignee: Jiangsu Vocational College of Information Technology
Current assignee: Jiangsu Vocational College of Information Technology
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-10-13
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses a small 6-bit display active electronic accumulation counter, which comprises an input loop, a power loop, a display loop and an accumulation loop; the input loop is in active input, and is used for inputting an accumulation signal and a reset signal and is input by the input loop; the power supply loop comprises a lithium battery which is used for supplying power for other loops; the display loop comprises a 6-bit Liquid Crystal Display (LCD) for displaying; the accumulation loop comprises a single chip microcomputer and an external clock, and receives signals of the input loop and sends signals to the display loop through the signals of the input loop. The utility model has the advantages that inside count chip adopts the low-power consumption singlechip to realize, and peripheral components and parts are few, have improved 6 active counters of accumulating's stability and reliability.

Description

Small 6-bit display active electronic accumulation counter

Technical Field

The utility model relates to a small-size counter technical field, in particular to small-size 6 active type electronic type of demonstration add up counter.

Background

The small 6-bit display active electronic accumulation counter (hereinafter referred to as 6-bit active accumulation counter) is suitable for being used as a counting element in a circuit with an alternating current frequency of 50Hz, a rated control power voltage of 240V and a direct current rated control voltage of 240V. The LED display screen mainly comprises a low-power-consumption integrated circuit, a built-in lithium battery, a 6-bit high-brightness LED display, a shell, a wire holder and the like, and has the characteristics of clear display, small size, no mechanical abrasion, long service life and the like.

The 6-bit active accumulation counter is widely applied to all occasions needing counting, such as yield counting, flow counting, automatic packaging machinery, rotating speed, length counting, punching frequency counting and the like, and can be used for secondary instruments to form a display instrument.

The 6-bit active accumulation counter produced by various manufacturers at present is poor in stability and reliability due to the fact that a low-power-consumption integrated circuit is a special integrated circuit, user experience is poor, and production and maintenance costs of the manufacturers are increased invisibly. Therefore, the 6-bit active accumulation counter is redesigned to have important practical significance and commercial value.

SUMMERY OF THE UTILITY MODEL

The utility model provides a small-size 6 active electronic type of demonstration add up counter, its advantage is that inside counting chip adopts the low-power consumption singlechip to realize, and peripheral components and parts are few, have improved 6 active stability and the reliability of adding up the counter.

The above objects of the present invention are achieved by the following technical solutions, a small-sized 6-bit display active electronic cumulative counter, which comprises an input circuit, a power circuit, a display circuit and a cumulative number circuit; the input loop is in active input, and is used for inputting an accumulation signal and a reset signal and is input by the input loop; the power supply loop comprises a lithium battery which is used for supplying power for other loops; the display loop comprises a 6-bit Liquid Crystal Display (LCD) for displaying; the accumulation loop comprises a single chip microcomputer and an external clock, and receives signals of the input loop and sends signals to the display loop through the signals of the input loop.

The utility model discloses further set up as, the input circuit includes accumulative number signal input circuit and reset signal input circuit, accumulative number signal input circuit includes step-down resistance R1, R3, R4, full-wave rectifier bridge D1, resistance R7, R9, electrolytic capacitor C1 and opto-coupler T1, input voltage carries out the rectification by full-wave rectifier bridge D1 after resistance R1, R3, R4 steps down, again through resistance R7, R9 and electrolytic capacitor C1 carry out the secondary and step-down and filtering, output 5V DC voltage drives opto-coupler T1 and opens, opto-coupler T1's output and singlechip are connected; the reset signal input loop comprises a voltage reduction resistor R2, R5, R6, a full-wave rectifier bridge D2, a resistor R8, R10, an electrolytic capacitor C2 and an optical coupler T2, input voltage is rectified by the full-wave rectifier bridge D2 after being reduced in voltage by the resistor R2, the electrolytic capacitor R5 and the R6, secondary voltage reduction and filtering are carried out by the resistor R8, the resistor R10 and the electrolytic capacitor C2, 5V direct-current voltage is output to drive the optical coupler T2 to be switched on, and the output end of the optical coupler T2 is connected with the single chip microcomputer.

The utility model discloses further set up to, the output of opto-coupler T1 forms the return circuit with power return circuit through R11, R13, is equipped with filter capacitor C3 between the output of opto-coupler T1 and the power return circuit.

The utility model discloses further set up to, the output of opto-coupler T2 forms the return circuit with power return circuit through R12, R14, is equipped with filter capacitor C4 between the output of opto-coupler T1 and the power return circuit.

The utility model discloses further set up to, the singlechip still is connected with toggle switch K1 that is used for adjusting accumulative total loop count frequency, and toggle switch K1's input voltage switches between VSS and VDD.

The utility model also provides a small-size 6 bit show active type electronic type accumulation counter, including a rectangle shell, be equipped with count unit and electrical unit in the shell, the shell front end is equipped with the display element, and the shell rear end is equipped with input unit, and electrical unit is the power supply of count unit, and input unit is used for inputing passive switching signal, and count unit receives input unit's signal and shows on the display element.

The utility model discloses further set up to, the shell front end still is equipped with the setting unit, and the setting unit is used for setting up the count frequency of counting unit.

To sum up, the beneficial effects of the utility model are that: the internal counting chip is realized by adopting a low-power-consumption single chip microcomputer, the number of peripheral components is small, the stability and the reliability of the 6-bit active cumulative counter are improved, the labor and material expenses of manufacturers are saved, the production efficiency is improved, and the production and maintenance cost is reduced.

Drawings

Fig. 1 is a schematic diagram of a small-sized 6-bit active electronic accumulation counter according to an embodiment of the present invention;

fig. 2 is a schematic circuit diagram of a small active electronic cumulative counter with 6-bit display according to an embodiment of the present invention;

fig. 3 is a schematic circuit diagram of an input loop, an accumulation loop, and a power loop of a small-sized 6-bit display active electronic accumulation counter according to an embodiment of the present invention;

fig. 4 is a schematic circuit diagram of a display circuit in a small-sized 6-bit display active electronic accumulation counter according to an embodiment of the present invention;

fig. 5 is a flowchart illustrating a procedure of the counting portion of the small-sized 6-bit active electronic accumulation counter according to the embodiment of the present invention.

Fig. 6 is a schematic diagram of an external form of a small-sized 6-bit display active electronic accumulation counter according to an embodiment of the present invention.

In the figure, 1, a housing; 2. a display unit; 3. a setting unit.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

Example (b): referring to fig. 1-5, a small-sized 6-bit display active electronic accumulation counter includes an input circuit, a power circuit, a display circuit and an accumulation circuit; the input loop is in active input, and is used for inputting an accumulation signal and a reset signal and is input by the input loop; the power supply loop comprises a lithium battery which is used for supplying power for other loops; the display loop comprises a 6-bit Liquid Crystal Display (LCD) for displaying; the accumulation loop comprises a single chip microcomputer and an external clock, and receives signals of the input loop and sends signals to the display loop through the signals of the input loop.

The input circuit comprises a cumulative signal input circuit and a reset signal input circuit, the cumulative signal input circuit comprises a voltage reduction resistor R1, a resistor R3, a resistor R4, a full-wave rectifier bridge D1, a resistor R7, a resistor R9, an electrolytic capacitor C1 and an optical coupler T1, input voltage is rectified by the full-wave rectifier bridge D1 after being reduced in voltage by the resistors R1, R3 and R4, secondary voltage reduction and filtering are carried out by the resistors R7, R9 and the electrolytic capacitor C1, 5V direct current voltage is output to drive the optical coupler T1 to be switched on, and the output end of the optical coupler T1 is connected with the single chip microcomputer; the reset signal input loop comprises a voltage reduction resistor R2, R5, R6, a full-wave rectifier bridge D2, a resistor R8, R10, an electrolytic capacitor C2 and an optical coupler T2, input voltage is rectified by the full-wave rectifier bridge D2 after being reduced in voltage by the resistor R2, the electrolytic capacitor R5 and the R6, secondary voltage reduction and filtering are carried out by the resistor R8, the resistor R10 and the electrolytic capacitor C2, 5V direct-current voltage is output to drive the optical coupler T2 to be switched on, and the output end of the optical coupler T2 is connected with the single chip microcomputer.

The output end of the optocoupler T1 and a power supply loop form a loop through R11 and R13, and a filter capacitor C3 is arranged between the output end of the optocoupler T1 and the power supply loop. The output end of the optocoupler T2 and a power supply loop form a loop through R12 and R14, and a filter capacitor C4 is arranged between the output end of the optocoupler T1 and the power supply loop.

The input loop mainly receives external alternating current or direct current voltage signals, and the signals are converted into level signals which can be recognized by the accumulation loop through processing, so that the counting or resetting action of the accumulation loop is triggered.

The display loop displays the current counting state of the 6-bit active accumulation counter through a 6-bit high-definition LCD, so that a user can conveniently know the real-time working state of the 6-bit active accumulation counter.

The power supply loop is composed of a built-in button cell and a single chip microcomputer and supplies power for other loops except the input loop, so that external power supply is not needed, the button cell can be replaced, and the utilization rate of the 6-bit active cumulative counter is greatly increased.

The accumulation loop is composed of a single chip microcomputer, an external clock and other electronic components. After the 6-bit active accumulation counter is electrified, the loop firstly sets the counting time base of the 6-bit active accumulation counter according to the set values of different ports, and then the corresponding port performs accumulation or reset after receiving an external counting or reset signal.

Referring to fig. 2 and 3, the power supply circuit mainly comprises a built-in 3V button type battery B1 and a single chip microcomputer IC1, and supplies power for the operation of other circuits.

The input loop is active input, and the accumulation number and reset input signals are active signals such as alternating current or direct current voltage signals. Inputting the cumulative number: the input voltage is subjected to voltage reduction through resistors R1, R3 and R4 and then rectified by a full-wave rectifier bridge D1, secondary voltage reduction and filtering are performed through resistors R7 and R9 and an electrolytic capacitor C1, 5V direct-current voltage is output to drive an optocoupler T1 to be switched on, a circuit loop is formed by an output end of the optocoupler T1, resistors R11 and R13 and a button battery B1 in the power circuit, voltage below 2V is output to serve as a low-level trigger signal for accumulation of a single chip microcomputer, and a capacitor C3 is a filter capacitor for accumulating the input signal; reset input: the input voltage is subjected to voltage reduction through resistors R2, R5 and R6 and then rectified by a full-wave rectifier bridge D2, secondary voltage reduction and filtering are performed through resistors R8 and R10 and an electrolytic capacitor C2, 5V direct-current voltage is output to drive an optocoupler T2 to be switched on, a circuit loop is formed by an output end of the optocoupler T2, resistors R12 and R14 and a button battery B1 in the power circuit, voltage below 2V is output to serve as a low-level trigger signal for resetting the singlechip, and the capacitor C4 is a filter capacitor for resetting the input signal.

The accumulation loop is composed of a singlechip IC1, an external clock and other electronic components. The resistor R15 is connected to the Xout and Xin ports of the IC1 to form a main oscillator circuit. The resistor R16, the crystal oscillator ZT1, the capacitors C5 and C6 are connected to the XTout and XTin ports of the IC1 to form a second-stage oscillating circuit. The ports P0.2-P0.4 set the count timebase according to the different external level combinations read. When the port P0.1 reads the external low level, the accumulation loop is triggered to count. When the port P1.1 reads an external low level, the cumulative count loop is triggered to clear.

The toggle switch K1 is used for setting the counting frequency, when 1 and 3 of the toggle switch are switched on, the P0.2 port of the IC1 is connected with a low level, the working mode of the 6-bit active up-counter is low-speed counting at the moment, and the frequency is 20 Hz; when 1 and 2 of the toggle switch are switched on, the P0.2 port of the IC1 is connected with high level, and the working mode of the 6-bit active up-counter is high-speed counting at the frequency of 300 Hz. Therefore, manufacturers can adopt the unified circuit board and the electronic element to realize different counting frequencies, the production cost is greatly saved, and the production efficiency is increased.

Referring to fig. 2 and 4, the display loop is composed of a 6-bit high-definition liquid crystal display LCD1 and a single chip microcomputer IC 1. The LCD1 is a 3-16-segment LCD, the duty ratio of 1/4 and the bias ratio of 1/3, and C1-C4 of the LCD1 are connected to COM 1-COM 4 ports of the IC1 to serve as common terminals of the LCD 1. The S0-S11 of the LCD1 is connected to the SEG 0-SEG 11 ports of the IC1 and is used as the scanning end of the LCD. And through the combination of COM and SEG, different LCD display segments are lightened, and the real-time working state of the 6-bit active cumulative counter is displayed to a user.

The working procedure flow of the accumulated number of the singlechip IC1 is shown in figure 5.

The embodiment of the utility model provides a still include a small-size 6 active electronic type of demonstration and add up counter, refer to fig. 6 and show, including a rectangle shell 1, be equipped with count unit and electrical unit in the shell 1, the shell front end is equipped with display element 2, the shell rear end is equipped with input unit, electrical unit is for the count unit power supply, input unit is used for inputing passive switching signal, the count unit receives input unit's signal and shows on display element, the shell front end still is equipped with and sets up unit 3, it is used for setting up the count time base of count unit to set up unit 3.

The utility model provides a 6 active cumulative counter appearance is the rectangle, and shell 1 is made by the ABS plastics, and display element 2, setting unit 3 are on the terminal surface of shell 1. The display unit 2 adopts 6-bit high-definition liquid crystal display to display the current counting state of the 6-bit active accumulation counter in real time. The setting unit 3 is a three-position toggle switch, and a user can set the counting time base of the 6-position active up-counter through the setting unit 3.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. A small-sized 6-bit display active electronic accumulation counter is characterized by comprising an input loop, a power supply loop, a display loop and an accumulation loop; the input loop is an active input and is used for inputting an accumulation signal and a reset signal; the power supply loop comprises a lithium battery which is used for supplying power for the input loop, the power supply loop, the display loop and the accumulation loop; the display loop comprises a 6-bit Liquid Crystal Display (LCD) for displaying; the accumulation loop comprises a single chip microcomputer and an external clock, and receives signals of the input loop and sends signals to the display loop through the signals of the input loop.

2. The miniature 6-bit display active electronic accumulation counter according to claim 1, wherein the input circuit comprises an accumulation signal input circuit and a reset signal input circuit, the accumulation signal input circuit comprises voltage reduction resistors R1, R3, R4, a full-wave rectifier bridge D1, resistors R7, R9, an electrolytic capacitor C1 and an optical coupler T1, the input voltage is subjected to voltage reduction through the resistors R1, R3 and R4, rectified by the full-wave rectifier bridge D1, subjected to secondary voltage reduction and filtering through the resistors R7, R9 and the electrolytic capacitor C1, and a 5V direct current voltage is output to drive the optical coupler T1 to be switched on, and the output end of the optical coupler T1 is connected with the single chip microcomputer; the reset signal input loop comprises a voltage reduction resistor R2, R5, R6, a full-wave rectifier bridge D2, a resistor R8, R10, an electrolytic capacitor C2 and an optical coupler T2, input voltage is rectified by the full-wave rectifier bridge D2 after being reduced in voltage by the resistor R2, the electrolytic capacitor R5 and the R6, secondary voltage reduction and filtering are carried out by the resistor R8, the resistor R10 and the electrolytic capacitor C2, 5V direct-current voltage is output to drive the optical coupler T2 to be switched on, and the output end of the optical coupler T2 is connected with the single chip microcomputer.

3. The small-sized 6-bit display active electronic accumulation counter as claimed in claim 2, wherein the output terminal of the optocoupler T1 and the power supply loop form a loop through R11 and R13, and a filter capacitor C3 is arranged between the output terminal of the optocoupler T1 and the power supply loop.

4. The small-sized 6-bit display active electronic accumulation counter as claimed in claim 2, wherein the output terminal of the optocoupler T2 and the power supply loop form a loop through R12 and R14, and a filter capacitor C4 is arranged between the output terminal of the optocoupler T1 and the power supply loop.

5. The small-sized 6-bit display active electronic type accumulation counter as claimed in claim 2, wherein the single chip microcomputer is further connected with a toggle switch K1 for adjusting the counting frequency of the accumulation loop, and the input voltage of the toggle switch K1 is switched between VSS and VDD.

6. The utility model provides a small-size 6 bit display active electronic type accumulation counter which characterized in that, includes a rectangle shell, is equipped with count unit and electrical unit in the shell, and the shell front end is equipped with the display element, and the shell rear end is equipped with input unit, and electrical unit is the power supply of count unit, and input unit is used for inputing passive switching signal, and count unit receives input unit's signal and shows on the display element.

7. The small 6-bit display active electronic cumulative counter according to claim 6, wherein the front end of the housing is further provided with a setting unit for setting the counting frequency of the counting unit.