CN102386900A - Multi-potential digital timer - Google Patents
Multi-potential digital timer Download PDFInfo
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- CN102386900A CN102386900A CN2011103157608A CN201110315760A CN102386900A CN 102386900 A CN102386900 A CN 102386900A CN 2011103157608 A CN2011103157608 A CN 2011103157608A CN 201110315760 A CN201110315760 A CN 201110315760A CN 102386900 A CN102386900 A CN 102386900A
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Abstract
The invention provides a multi-potential digital timer comprising a single chip control circuit MCU (Micro Control Unit), wherein a pin 3, a pin 2 and a pin 1 of the MCU are respectively connected with a switch K1, a switch K2 and the base electrode of a triode VS2 through a resistor R3, a relay J is connected with the collector electrode of VS2, a multi-potential LCD (Liquid Crystal Display) SM is connected with the MCU, the MCU is powered by an input power supply via a power supply circuit, the power supply circuit is composed of rectifier circuits V6-V9, a resistor R6, a triode VS1, a stabilivolt V1 and a capacitor C2; the output ends of the V6-V9 are connected with the resistor R6 and the collector electrode of the triode VS1 through a resistor R8, the base electrode of the VS1 is connected with the other end of the R6, the cathode of the V1 and the anode of the C2, the input power supply is alternative/direct current of 6V to 230V, and the steady voltage of V1 is 5V; and no matter how high the voltage is, the emitter electrode voltage of the VS2 is 4.3V, the MCU determines the delay time according to an input program, at proper time, a PA2 pin of the MCU outputs a high potential or a low potential, the VS2 is communicated or powered off and J is pulled on or broken down. The multi-potential digital timer provided by the invention can be matched with any relay under 220V to be a time relay.
Description
Technical field
The present invention relates to a kind of timer, refer in particular to a kind of long number timer.
Background technology
Timer is important control parts in the electromechanical integration automatic control equipment.Existing electronic timer mainly is made up of actuators such as delay circuit, trigger and relays; Energized; Work immediately after a period of time time-delay; Trigger is triggered, thereby the pushing executing mechanism actuating of relay is switched on or switched off external circuit, reaches the purpose that external circuit regularly moves.
Current; Time relay basic structure all is to add in the time control circuit that a relay constitutes, and its weak point is that each time relay can only be worked under a kind of power supply; Each time control circuit can only be joined a relay; That is to say that as long as time control circuit or relay have an inefficacy, the time relay just can not re-use.
Summary of the invention
The object of the present invention is to provide a kind of long number timer, it can cooperate with any relay below the 220V becomes a kind of time relay.
For achieving the above object, the solution that the present invention takes is: a kind of long number timer, and it comprises single chip machine controlling circuit MCU; 3 pin of single chip machine controlling circuit MCU connect K switch 1,2 pin and connect K switch 2,1 pin and connect triode VS2 base stage through resistance R 3, and relay J connects triode VS2 collector electrode, and multidigit LCD display SM meets single chip machine controlling circuit MCU; To single chip machine controlling circuit MCU power supply, power circuit is made up of rectification circuit V6-V9, resistance R 6, triode VS1, voltage-stabiliser tube V1, capacitor C 2 the input power supply through power circuit, and the output of rectification circuit V6-V9 is through resistance R 8 connecting resistance R6 and triode VS1 collector electrode; The triode VS1 base stage connecting resistance R6 other end, voltage-stabiliser tube V1 negative pole, capacitor C 2 positive poles; The input power supply is alternating current-direct current 6V-230V, and voltage-stabiliser tube V1 voltage stabilizing value is 5V, no matter the many high voltages of input; Triode VS2 emitter voltage all is 4.3V; Single chip machine controlling circuit MCU is according to the time of the program decision time-delay of input, and to the time, the PA2 pin of single chip machine controlling circuit MCU is exported high potential or electronegative potential; Triode VS2 conducting or end relay J adhesive or disconnection.
This long number timer can cooperate with any relay J below the 220V becomes a kind of time relay, and relay J is connected on triode VS2 collector electrode.Time shows with multidigit LCD display SM, makes it powerful.Adopt single chip machine controlling circuit MCU, regularly accurately, powerful.
Description of drawings
Fig. 1 is the electrical connection diagram of present embodiment.
Embodiment
Below in conjunction with embodiment and accompanying drawing thereof the present invention is remake description.
Referring to Fig. 1, a kind of long number timer, it comprises single chip machine controlling circuit MCU; 3 pin of single chip machine controlling circuit MCU connect K switch 1,2 pin and connect K switch 2,1 pin and connect triode VS2 base stage through resistance R 3, and relay J connects triode VS2 collector electrode, and multidigit LCD display SM meets single chip machine controlling circuit MCU; To single chip machine controlling circuit MCU power supply, power circuit is made up of rectification circuit V6-V9, resistance R 6, triode VS1, voltage-stabiliser tube V1, capacitor C 2 the input power supply through power circuit, and the output of rectification circuit V6-V9 is through resistance R 8 connecting resistance R6 and triode VS1 collector electrode; The triode VS1 base stage connecting resistance R6 other end, voltage-stabiliser tube V1 negative pole, capacitor C 2 positive poles; The input power supply is alternating current-direct current 6V-230V, and voltage-stabiliser tube V1 voltage stabilizing value is 5V, no matter the many high voltages of input; Triode VS2 emitter voltage all is 4.3V; Single chip machine controlling circuit MCU is according to the time of the program decision time-delay of input, and to the time, the PA2 pin of single chip machine controlling circuit MCU is exported high potential or electronegative potential; Triode VS2 conducting or end relay J adhesive or disconnection.
Referring to Fig. 1, described single chip machine controlling circuit MCU meets power supply indicator VF1 through resistance R 1.
Referring to Fig. 1, described relay J connects triode VS2 collector electrode through rectification circuit V2-V5.
Referring to Fig. 1, shunt capacitance C1 behind the described power circuit.
Referring to Fig. 1, described single chip machine controlling circuit MCU model is Dspic33fj64GP506.
Referring to Fig. 1, a described LCD display SM display window has S1-S9 and F1-F4.
Referring to Fig. 1, during use, input power supply L relay termination J and rectification circuit V2-V5 input, the N termination rectification circuit V6-V9 and the rectification circuit V2-V5 input other end.Triode VS1 plays the pressure regulation effect.When triode VS2 conducting or by the time, relay J adhesive or disconnection.Be provided with: S1 is the tens of time hour, and S2 is the units of time hour, and S3 is the tens of time minute; S4 is the units of time minute, and S5 is the tens of time second, and S6 is the units of time second; S7 is the decile of time second, and S8 is the tens that program is provided with, and S9 is the units that program is provided with; The current operation of the bright expression of F1 be disposable work; The current operation of the bright expression of F2 be cyclicity work, relay J 1 not adhesive during the bright expression of F3 start energising, relay J 1 adhesive during the bright expression start of F3 energising.Operation: after the start energising, long system's entering program is provided with state by (more than the 3s) K switch 1, and S1 flashes, K2 of crawl, and S1 adds 1, till requisite number; Crawl K1, S2 flashes, K2 of crawl, S2 adds 1, till requisite number, below is not always the case to S7, and S7 has put number.Crawl K1, F1 flashes, as wants one action, K2 of crawl then, F1 Chang Liang; As want cyclicity work, then do not put K2, crawl K1 again.F2 flashes, K2 of crawl then, and F2 Chang Liang gets into cyclicity work.Crawl K1, F3 flashes.As when energising relay J 1 not adhesive of will starting shooting, K2 of crawl then, F3 resident office is bright; As when energising relay J 1 adhesive of will starting shooting, then do not put K2, crawl K1 again, F4 flashes, K2 of crawl then, F4 Chang Liang, relay J 1 adhesive during expression start energising.So far first group of program accomplished, and S8S9 shows 01.If the front program is disposable work, then long by (more than the 3s) K2, system gets into the work of once clocking.If the front program is cyclicity work, then long by (more than the 3s) K2, but crawl K1, S1 flashes, and by huyashi-chuuka (cold chinese-style noodles) is said second group of program is set, and second group of program accomplished, and S8S9 shows 02, so repeatedly, and to whole programs have been set; 36 groups of programs for example, S8S9 shows 36, and is long by (more than the 3s) K2, system gets into the circulation work of clocking.Show: the indicator light Chang Liang of F1, F2, F3, F4 relative set, S1 to S7 shows the time span of current working procedure, the whole groups of numbers of S8S9 interval 3s display routine and the program groups number of current operation; For example all programs are 36 groups, current operation be 18 groups, then S8S9 shows 36, shows 18 behind the 3s, shows 18 again behind the 3s, shows 18 behind the 3s, so repeatedly.If set be the start energising time relay J 1 adhesive, after then every group of program accomplished, J1 broke off, after then second group of program accomplished, the J1 adhesive, after then the 3rd group of program accomplished, J1 broke off, so repeatedly.
Claims (6)
1. long number timer, it is characterized in that: it comprises single chip machine controlling circuit MCU, 3 pin of single chip machine controlling circuit MCU connect K switch 1,2 pin and connect K switch 2,1 pin and connect triode VS2 base stage through resistance R 3; Relay J connects triode VS2 collector electrode, and multidigit LCD display SM meets single chip machine controlling circuit MCU, and the input power supply is supplied power to single chip machine controlling circuit MCU through power circuit; Power circuit is made up of rectification circuit V6-V9, resistance R 6, triode VS1, voltage-stabiliser tube V1, capacitor C 2; The output of rectification circuit V6-V9 passes through resistance R 8 connecting resistance R6 and triode VS1 collector electrode, the triode VS1 base stage connecting resistance R6 other end, voltage-stabiliser tube V1 negative pole, capacitor C 2 positive poles, and the input power supply is alternating current-direct current 6V-230V; Voltage-stabiliser tube V1 voltage stabilizing value is 5V; No matter the many high voltages of input, triode VS2 emitter voltage all is 4.3V, and single chip machine controlling circuit MCU is according to the time of the program decision time-delay of input; To the time; The PA2 pin of single chip machine controlling circuit MCU output high potential or electronegative potential, triode VS2 conducting or end relay J adhesive or disconnection.
2. long number timer according to claim 1 is characterized in that: described single chip machine controlling circuit MCU meets power supply indicator VF1 through resistance R 1.
3. long number timer according to claim 1 is characterized in that: described relay J connects triode VS2 collector electrode through rectification circuit V2-V5.
4. long number timer according to claim 1 is characterized in that: shunt capacitance C1 behind the described power circuit.
5. long number timer according to claim 1 is characterized in that: described single chip machine controlling circuit MCU model is Dspic33fj64GP506.
6. long number timer according to claim 1 is characterized in that: described long number timer cooperates with any relay J below the 220V becomes a kind of time relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103157608A CN102386900A (en) | 2011-01-25 | 2011-09-21 | Multi-potential digital timer |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110032474 | 2011-01-25 | ||
| CN201110032474.0 | 2011-01-25 | ||
| CN2011103157608A CN102386900A (en) | 2011-01-25 | 2011-09-21 | Multi-potential digital timer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102386900A true CN102386900A (en) | 2012-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103157608A Pending CN102386900A (en) | 2011-01-25 | 2011-09-21 | Multi-potential digital timer |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349937A (en) * | 2008-06-26 | 2009-01-21 | 北京北彦电子科技有限责任公司 | Digital signal processor (DSP) power supply circuit |
| CN101388506A (en) * | 2008-06-27 | 2009-03-18 | 扬州大学 | Electric rice cooker socket intelligently connecting or disconnecting |
| CN202026288U (en) * | 2011-01-25 | 2011-11-02 | 浙江申乐电气有限公司 | Multi-digit digital timer |
-
2011
- 2011-09-21 CN CN2011103157608A patent/CN102386900A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349937A (en) * | 2008-06-26 | 2009-01-21 | 北京北彦电子科技有限责任公司 | Digital signal processor (DSP) power supply circuit |
| CN101388506A (en) * | 2008-06-27 | 2009-03-18 | 扬州大学 | Electric rice cooker socket intelligently connecting or disconnecting |
| CN202026288U (en) * | 2011-01-25 | 2011-11-02 | 浙江申乐电气有限公司 | Multi-digit digital timer |
Non-Patent Citations (1)
| Title |
|---|
| 林浩顺: "单片机时间控制器", 《电子制作》 * |
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Application publication date: 20120321 |