CN204090246U - A kind of economical and practical type Electron type light-control machine - Google Patents
A kind of economical and practical type Electron type light-control machine Download PDFInfo
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- CN204090246U CN204090246U CN201420545863.2U CN201420545863U CN204090246U CN 204090246 U CN204090246 U CN 204090246U CN 201420545863 U CN201420545863 U CN 201420545863U CN 204090246 U CN204090246 U CN 204090246U
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 55
- 230000009471 action Effects 0.000 claims abstract description 38
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 8
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 22
- 239000003990 capacitor Substances 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 11
- 230000005669 field effect Effects 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 9
- 230000006641 stabilisation Effects 0.000 claims description 8
- 238000011105 stabilization Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000005693 optoelectronics Effects 0.000 description 2
- 239000004821 Contact adhesive Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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Abstract
The utility model relates to a kind of economical and practical type Electron type light-control machine, include shell, pedestal and be provided with signal deteching circuit, power supply rectifier and voltage regulator circuit, signal processing circuit, task driven circuit, action executing circuit, the electric circuit board of action actuating mechanism protective circuit and input protective circuit, owing to being provided with input protective circuit moment surge high-voltage pulse to bypass functionality, be provided with the voltage stabilizing circuit of rectification circuit and each benchmark job voltage having and improve circuit working performance, and contribute to guaranteeing the action actuating mechanism protective circuit of relay contact from arc damage, effectively overcome the ubiquitous job stability of Electron type light-control machine and the poor reliability of existing structure form and working method, useful life is not long, the drawback that daily maintenance workload is large and routine use cost is high, there is scientific structure and rationally, working stability is reliable and the life-span is long, strong and the feature that routine use cost is low of antijamming capability, there is very strong practicality.
Description
Technical field
The utility model relates to light shutter device technical field, particularly a kind of economical and practical type Electron type light-control machine utilizing the change of illumination brightness in environment to realize automatic control load working power on/off
.
Background technology
Light-controller is a kind of energy-saving electronic device utilizing the sensitivity response characteristic of photosensitive component to intensity of illumination to carry out control circuit on/off, is used for greatly needing the power supply control aspect automatically of the evening street lamp of illumination work, community lighting lamp and advertising lamp box etc. all night at present.Light-controller conventional at present consists predominantly of the shell being provided with light inlet window, be provided with the pedestal of electric pin, be provided with the electric circuit board of signal deteching circuit, power supply stabilization circuit, signal processing circuit, task driven circuit and action executing circuit, wherein: described signal deteching circuit greatly mainly with photo resistance as photoelectric sensor, order about thermal relay work by thermistor and bimetal leaf interoperation, change the open/close state of contact, realize the on/off controlling electric lighting circuit power supply.Due to photo resistance to the moment illumination of similar vehicles headlamp, lightning flashes etc. without antijamming capability, and it is the own temperature less stable of bimetal leaf, at high temperature easily aging, thus functional reliability is not high, false triggering easily occurs, affects the situation that electrical lighting system normally works.So the light-controller of existing structure form exists that structure is owed rationally, job stability is poor generally, working life generally long, maintenance work amount is large and routine use high in cost of production drawback, considers from economy and point of view of practicability, all owes desirable.
Summary of the invention
The purpose of this utility model be to provide a kind of structure relatively rationally, reliable operation and the strong economical and practical type Electron type light-control machine of antijamming capability.
Economical and practical type Electron type light-control machine main body of the present utility model includes the shell being provided with light inlet window, be provided with the pedestal of electric pin, be provided with the electric circuit board of signal deteching circuit, power supply stabilization circuit, signal processing circuit, task driven circuit and action executing circuit, be characterised in that described electric circuit board also comprises and be provided with action actuating mechanism protective circuit, input protective circuit and power rectifier circuit, wherein: comprise in described signal deteching circuit and be provided with phototriode T1, current-limiting resistance R6, filter capacitor C6; The AC power detection voltage stabilizing circuit being provided with and being made up of current-limiting resistance R18, filter capacitor C1 and voltage stabilizing didoe D2 is comprised in described power supply stabilization circuit, the direct current detection voltage back voltage stabilizing circuit be made up of divider resistance R17 and resistance R12, filter capacitor C8 and voltage stabilizing didoe D6, and the 5V operating voltage voltage stabilizing circuit be made up of current-limiting resistance R19, filter capacitor C5 and voltage stabilizing didoe D5; Described signal processing circuit is provided with operating voltage input pin VDD, grounding leg VSS from above, direct current detection voltage back input pin RA0, AC power detect voltage input pin RA1, drive control signal output pin RA2,16 micro-chip processor IC of DC offset voltage input pin RA3, sampled signal input pin RA4 and load control signal output pin RA5 fill the post of; Described task driven circuit includes current-limiting resistance R11, filter capacitor C7 and field effect transistor diode Q2; Described action executing circuit includes parallel resistance R7, resistance R8 and resistance R9, the relay J of divider resistance R3 and resistance R10, filter capacitor C2 and electric capacity C4 and band normally opened contact K1; Described action actuating mechanism protective circuit is filled the post of by including the relay contact protection circuit be made up of biasing resistor R2, voltage stabilizing didoe D3, switching diode D1, isolation capacitance C3, biasing resistor R4 and resistance R1 and triode ac switch Q1; The surge protection circuit that described input protective circuit is made up of piezo-resistance R20 is filled the post of; The half-wave rectifying circuit that described power rectifier circuit is made up of rectifier diode D4 is filled the post of.
In addition, described direct current detection voltage back input pin RA0, AC power detect the control signal input pin that voltage input pin RA1 and DC offset voltage input pin RA3 is micro-chip processor IC, the input voltage value of tripod coordinates the primary photometric standard value setting and form control action actuator ON/OFF with internal processes thus, the control signal output pin of the micro-chip processor IC described in described drive control signal output pin RA2 and load control signal output pin RA5 is formed.
Under electrical connection state, described piezo-resistance R20 is arranged on the end of incoming cables L of AC power, between N, described rectifier diode D4 is serially connected on the end of incoming cables L of AC power, first via direct voltage after rectifier diode D4 halfwave rectifier flows to 5V operating voltage voltage stabilizing circuit after current-limiting resistance R19, the 5V direct voltage obtained after electric capacity C5 filtering and voltage stabilizing didoe D5 voltage stabilizing, one road is used as the operating voltage of micro-chip processor IC, directly be connected with operating voltage input pin VDD, one road is used as DC offset voltage, be connected with described input pin RA3 after biasing resistor R5, another road is used as the operational control voltages of triode ac switch Q1, be electrically connected with one end of described biasing resistor R2, an other road is used as the operating voltage of phototriode T1, directly be connected with the collector electrode of phototriode T1, the second road direct voltage after rectifier diode D4 halfwave rectifier flows to described direct current detection voltage back voltage stabilizing circuit after described resistance R17, the direct current detection voltage back meeting designing requirement exported after resistance R17 and resistance R12 dividing potential drop, electric capacity C8 filtering and diode D6 voltage stabilizing directly and the direct current detection voltage back input pin RA0 of micro-chip processor IC be electrically connected, one of the 3rd road direct voltage after rectifier diode D4 halfwave rectifier and the parallel resistance R7 in action executing circuit, resistance R8 and resistance R9 connects altogether to hold and is connected,
Described AC power detect voltage stabilizing circuit be connected across AC power input L and systematically between VSS, the AC power of designing requirement that what AC-input voltage exported after resistance R18 current limliting, electric capacity C1 filtering and voltage stabilizing didoe D2 voltage stabilizing meet detect voltage directly and the AC power of micro-chip processor IC detect voltage input pin RA1 and be electrically connected;
Described signal deteching circuit is arranged on the sampled signal input pin RA4 of micro-chip processor IC, the luminance signal gathered by phototriode T1 through opto-electronic conversion and amplify after by after electric capacity C6 filtering and resistance R6 current limliting to input pin RA4 input sample signal; Described task driven circuit is arranged between signal processing circuit and action executing circuit; one end and the described drive control signal output pin RA2 of current-limiting resistance R11 are electrically connected; the other end of current-limiting resistance R11 is total to contact with filter capacitor C7 with the grid of field effect transistor diode Q2 and is connected; one end of field effect transistor diode Q2 connects with systematically VSS; the other end is the output of drived control, is connected with the electrical input terminal of action executing circuit;
Described action executing circuit is connected across between the rectification output end of rectifier diode D4 and the drived control output of described task driven circuit; another of wherein said parallel resistance R7, resistance R8 and resistance R9 connects end altogether and is connected with coil one end of relay J; there is the function of the coil working electric current of current limliting regulable control relay J; described divider resistance R3 and resistance R10 and shunt capacitance C2 and electric capacity C4 is connected across the coil two ends of relay J, the back electromotive force produced when having absorbing coil work, the function contributing to smooth working State Transferring;
Described action actuating mechanism protective circuit cross-over connection is arranged between the load control signal output pin RA5 of described micro-chip processor IC and the normally-closed contact K1 cardinal extremity of relay J, wherein said diode D1 has the switching diode of limit to conducting function, be connected across the other end of load control signal output pin RA5 and biasing resistor R2, one end of voltage stabilizing didoe D3 and isolation capacitance C3 one end connect between end altogether, the other end of isolation capacitance C3 is connected with one end of biasing resistor R4, be connected with the control pin of triode ac switch Q1 after the other end of biasing resistor R4 connects altogether with one end of biasing resistor R1, when load control signal output pin RA5 is in low level state, diode D1 conducting, the 5V operating voltage introduced by biasing resistor R2 is shunted through diode D1, operating voltage cannot be set up at the control pin of triode ac switch Q1, triode ac switch Q1 is in open-circuit condition, and when load control signal output pin RA5 is in high level state, diode D1 disconnects, the 5V operating voltage introduced by biasing resistor R2 is through diode D3 voltage stabilizing, electric capacity C3 isolates and sets up operating voltage at the control pin of triode ac switch Q1 after biasing resistor R4 and biasing resistor R1 dividing potential drop, thus order about triode ac switch Q1 conducting, relay contact two ends are made first to be in short-circuit condition, and then it is controlled closed, guarantee that contact arc phenomenon can not occur in conversion process in working order, be conducive to the reliably working life-span of guaranteeing that relay is longer.
During work, the ambient light illumination change signal gathered by phototriode is sent into by RA4 pin after treatment, compared with the ON/OFF primary photometric standard value of micro-chip processor IC inner setting, if when meeting the ON condition of load lamp startup work, described drive control signal output pin RA2 and load control signal output pin RA5 export high level signal simultaneously, drive field effect transistor diode Q2 conducting, electric current is had to pass through in relay coil, order about relay contact adhesive, load lamp obtains electric work, meanwhile, on load control signal output pin RA5 high level signal effect under, switching diode D1 is immediately in off state, the control pin of triode-thyristor Q1 sets up operating voltage at once, triode-thyristor Q1 conducting, load lamp is made to obtain electric work, because relay contact upset work exists delayed, thus make relay contact load electric work state under closed, energising work, avoid the generation of electric arc during state turnover, be conducive to the useful working life guaranteeing contact, and when after relay contact closure, triode-thyristor Q1 the two poles of the earth are made to be short-circuit condition, lose the electric current of maintenance work, terminate ON operation state, if when ambient light illumination change signal does not meet the condition of starting load lamp work, all can not there is any change in voltage in leading foot RA2 and RA5,
And when there is moment high voltage surge pulse in extraneous generation Lightning strike, detonator circuit, causing its resistance to reduce rapidly from infinity immediately by the voltage-sensitive characteristic of piezo-resistance, close to short-circuit condition, reliably protecting effect being played to whole Circuits System.
The practical Electron type light-control machine of the utility model based on above-mentioned design, owing to being provided with input protective circuit moment surge high-voltage pulse to bypass functionality between ac power input end, be provided with the respective voltage stabilizing circuit of rectification circuit and each benchmark job voltage having and improve circuit voltage function, and contribute to guaranteeing the action actuating mechanism protective circuit of relay contact from arc damage, the reasonable structure and the work that significantly improve the utility model Electron type light-control machine are scientific, be conducive to the functional reliability and the useful working life that improve each key working part, thus improve the service behaviour of light-controller on the whole, effectively overcome the ubiquitous working stability of Electron type light-control machine and the poor reliability of existing structure form and working method, useful life is not long, frequent replacing is often needed in use procedure, the trouble of maintaining and the high drawback of routine use cost, obviously there is structure relatively reasonable, the feature of the strong and routine use cost of reliable operation and antijamming capability, it is the desirable renewal product of existing Electron type light-control machine, wide market application foreground will be had.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of the utility model embodiment;
Fig. 2 is the electrical installation schematic diagram of the utility model embodiment.
In figure:
1. shell 2. pedestal 3. electric circuit board 31. signal deteching circuit 32. power supply stabilization circuit
321. AC power detect voltage stabilizing circuit 322. direct current detection voltage back voltage stabilizing circuit
323.5V operating voltage voltage stabilizing circuit 33. signal processing circuit 34. task driven circuit
35. action executing circuit 36. action actuating mechanism protective circuit 37. input protective circuits
38. power rectifier circuits.
Embodiment
Below in conjunction with accompanying drawing and exemplary embodiments, the utility model is described in further detail.
In Fig. 1 and Fig. 2, economical and practical type Electron type light-control machine main body of the present utility model includes the shell 1 being provided with light inlet window, be provided with the pedestal 2 of electric pin, be provided with signal deteching circuit 31, power supply stabilization circuit 32, signal processing circuit 33, the electric circuit board 3 of task driven circuit 34 and action executing circuit 35, be characterised in that described electric circuit board 3 also comprises and be provided with action actuating mechanism protective circuit 36, input protective circuit 37 and power rectifier circuit 38, wherein: comprise in described signal deteching circuit 31 and be provided with phototriode T1, current-limiting resistance R6, filter capacitor C6, the AC power detection voltage stabilizing circuit 321 being provided with and being made up of current-limiting resistance R18, filter capacitor C1 and voltage stabilizing didoe D2 is comprised in described power supply stabilization circuit 32, the direct current detection voltage back voltage stabilizing circuit 322 be made up of divider resistance R17 and resistance R12, filter capacitor C8 and voltage stabilizing didoe D6, and the 5V operating voltage voltage stabilizing circuit 323 be made up of current-limiting resistance R19, filter capacitor C5 and voltage stabilizing didoe D5, described signal processing circuit 33 is provided with operating voltage input pin VDD, grounding leg VSS from above, direct current detection voltage back input pin RA0, AC power detect voltage input pin RA1, drive control signal output pin RA2,16 micro-chip processor IC of DC offset voltage input pin RA3, sampled signal input pin RA4 and load control signal output pin RA5 fill the post of, described task driven circuit 34 includes current-limiting resistance R11, filter capacitor C7 and field effect transistor diode Q2, described action executing circuit 35 includes parallel resistance R7, resistance R8 and resistance R9, the relay J of divider resistance R3 and resistance R10, filter capacitor C2 and electric capacity C4 and band normally opened contact K1, described action actuating mechanism protective circuit 36 by including by biasing resistor R2, voltage stabilizing didoe D3, switching diode D1, isolation capacitance C3, the relay contact protection circuit that forms of biasing resistor R4 and resistance R1 and triode ac switch Q1 fills the post of, the surge protection circuit that described input protective circuit 37 is made up of piezo-resistance R20 is filled the post of, the half-wave rectifying circuit that described power rectifier circuit 38 is made up of rectifier diode D4 is filled the post of.
In addition, described direct current detection voltage back input pin RA0, AC power detect the control signal input pin that voltage input pin RA1 and DC offset voltage input pin RA3 is micro-chip processor IC, the input voltage value of tripod coordinates the primary photometric standard value setting and form control action actuator ON/OFF with internal processes thus, and described drive control signal output pin RA2 and load control signal output pin RA5 is the control signal output pin of described micro-chip processor IC.
Under electrical connection state, described piezo-resistance R20 is arranged on the end of incoming cables L of AC power, between N, described rectifier diode D4 is serially connected on the end of incoming cables L of AC power, first via direct voltage after rectifier diode D4 halfwave rectifier flows to 5V operating voltage voltage stabilizing circuit 323 after current-limiting resistance R19, the 5V direct voltage obtained after electric capacity C5 filtering and voltage stabilizing didoe D5 voltage stabilizing, one road is used as the operating voltage of micro-chip processor IC, directly be connected with operating voltage input pin VDD, one road is used as DC offset voltage, be connected with described input pin RA3 after biasing resistor R5, another road is used as the operational control voltages of triode ac switch Q1, be electrically connected with one end of described biasing resistor R2, an other road is used as the operating voltage of phototriode T1, directly be connected with the collector electrode of phototriode T1, direct current detection voltage back voltage stabilizing circuit 322 described in the second road direct voltage after rectifier diode D4 halfwave rectifier flows to through described resistance R17, the direct current detection voltage back meeting designing requirement exported after resistance R17 and resistance R12 dividing potential drop, electric capacity C8 filtering and diode D6 voltage stabilizing directly and the direct current detection voltage back input pin RA0 of micro-chip processor IC be electrically connected, one of the 3rd road direct voltage after rectifier diode D4 halfwave rectifier and the parallel resistance R7 in action executing circuit (35), resistance R8 and resistance R9 connects altogether to hold and is connected,
Described AC power detect voltage stabilizing circuit 321 be connected across AC power input L and systematically between VSS, the AC power of designing requirement that what AC-input voltage exported after resistance R18 current limliting, electric capacity C1 filtering and voltage stabilizing didoe D2 voltage stabilizing meet detect voltage directly and the AC power of micro-chip processor IC detect voltage input pin RA1 and be electrically connected;
Described signal deteching circuit 31 is arranged on the sampled signal input pin RA4 of micro-chip processor IC, the luminance signal gathered by phototriode T1 through opto-electronic conversion and amplify after by after electric capacity C6 filtering and resistance R6 current limliting to input pin RA4 input sample signal; Described task driven circuit 34 is arranged between signal processing circuit 33 and action executing circuit 35; one end and the described drive control signal output pin RA2 of current-limiting resistance R11 are electrically connected; the other end of current-limiting resistance R11 is total to contact with filter capacitor C7 with the grid of field effect transistor diode Q2 and is connected; one end of field effect transistor diode Q2 connects with systematically VSS; the other end is the output of drived control, is connected with the electrical input terminal of action executing circuit 35;
Described action executing circuit 35 is connected across between the rectification output end of rectifier diode D4 and the drived control output of described task driven circuit 34; another of wherein said parallel resistance R7, resistance R8 and resistance R9 connects end altogether and is connected with coil one end of relay J; there is the function of current limliting regulable control operating current; described divider resistance R3 and resistance R10 and shunt capacitance C2 and electric capacity C4 is connected across the coil two ends of relay J, the back electromotive force produced when having absorbing coil work, the function contributing to smooth working State Transferring;
Described action actuating mechanism protective circuit 36 cross-over connection is arranged between the load control signal output pin RA5 of described micro-chip processor IC and the normally-closed contact K1 cardinal extremity of relay J, wherein said diode D1 has the switching diode of limit to conducting function, be connected across the other end of load control signal output pin RA5 and biasing resistor R2, one end of voltage stabilizing didoe D3 and isolation capacitance C3 one end connect between end altogether, the other end of isolation capacitance C3 is connected with one end of biasing resistor R4, be connected with the control pin of triode ac switch Q1 after the other end of biasing resistor R4 connects altogether with one end of biasing resistor R1, when load control signal output pin RA5 is in low level state, diode D1 conducting, the 5V operating voltage introduced by biasing resistor R2 is shunted through diode D1, operating voltage cannot be set up at the control pin of triode ac switch Q1, triode ac switch Q1 is in open-circuit condition, and when load control signal output pin RA5 is in high level state, diode D1 disconnects, the 5V operating voltage introduced by biasing resistor R2 is through diode D3 voltage stabilizing, electric capacity C3 isolates and sets up operating voltage at the control pin of triode ac switch Q1 after biasing resistor R4 and biasing resistor R1 dividing potential drop, thus order about triode ac switch Q1 conducting, relay contact two ends are made first to be in short-circuit condition, and then it is controlled closed, guarantee that contact arc phenomenon can not occur in conversion process in working order, be conducive to the reliably working life-span of guaranteeing that relay is longer.
Claims (8)
1. an economical and practical type Electron type light-control machine; main body includes the shell (1) being provided with light inlet window; be provided with the pedestal (2) of electric pin; be provided with the electric circuit board (3) of signal deteching circuit (31), power supply stabilization circuit (32), signal processing circuit (33), task driven circuit (34) and action executing circuit (35); it is characterized in that described electric circuit board (3) also comprises being provided with action actuating mechanism protective circuit (36), input protective circuit (37) and power rectifier circuit (38), wherein:
Comprise in described signal deteching circuit (31) and be provided with phototriode T1, current-limiting resistance R6, filter capacitor C6;
AC power detection voltage stabilizing circuit (321) being provided with and being made up of current-limiting resistance R18, filter capacitor C1 and voltage stabilizing didoe D2 is comprised in described power supply stabilization circuit (32), the direct current detection voltage back voltage stabilizing circuit (322) be made up of divider resistance R17 and resistance R12, filter capacitor C8 and voltage stabilizing didoe D6, and the 5V operating voltage voltage stabilizing circuit (323) be made up of current-limiting resistance R19, filter capacitor C5 and voltage stabilizing didoe D5;
Described signal processing circuit (33) is provided with operating voltage input pin VDD, grounding leg VSS from above, direct current detection voltage back input pin RA0, AC power detect voltage input pin RA1, drive control signal output pin RA2,16 micro-chip processor IC of DC offset voltage input pin RA3, sampled signal input pin RA4 and load control signal output pin RA5 fill the post of; Described task driven circuit (34) includes current-limiting resistance R11, filter capacitor C7 and field effect transistor diode Q2;
Described action executing circuit (35) includes parallel resistance R7, resistance R8 and resistance R9, the action actuating mechanism that divider resistance R3 and resistance R10, filter capacitor C2 and electric capacity C4 and the relay J by band normally opened contact K1 are formed;
Described action actuating mechanism protective circuit (36) is filled the post of by including the relay contact protection circuit be made up of biasing resistor R2, voltage stabilizing didoe D3, switching diode D1, isolation capacitance C3, biasing resistor R4 and resistance R1 and triode ac switch Q1;
The surge protection circuit that described input protective circuit (37) is made up of piezo-resistance R20 is filled the post of; The half-wave rectifying circuit that described power rectifier circuit (38) is made up of rectifier diode D4 is filled the post of;
Described direct current detection voltage back input pin RA0, AC power detect the control signal input pin that voltage input pin RA1 and DC offset voltage input pin RA3 is micro-chip processor IC, the input voltage value of tripod coordinates the primary photometric standard value setting and form control action actuator ON/OFF with internal processes thus, the control signal output pin of the micro-chip processor IC described in described drive control signal output pin RA2 and load control signal output pin RA5 is formed.
2. economical and practical type Electron type light-control machine according to claim 1, is characterized in that described piezo-resistance R20 is arranged between end of incoming cables L, N of AC power.
3. economical and practical type Electron type light-control machine according to claim 1, it is characterized in that described rectifier diode D4 is serially connected on the end of incoming cables L of AC power, first via direct voltage after rectifier diode D4 halfwave rectifier flows to 5V operating voltage voltage stabilizing circuit (323) after current-limiting resistance R19, the 5V direct voltage obtained after electric capacity C5 filtering and voltage stabilizing didoe D5 voltage stabilizing, one road is used as the operating voltage of micro-chip processor IC, directly be connected with operating voltage input pin VDD, one road is used as DC offset voltage, be connected with described input pin RA3 after biasing resistor R5, another road is used as the operational control voltages of triode ac switch Q1, be electrically connected with one end of described biasing resistor R2, an other road is used as the operating voltage of phototriode T1, directly be connected with the collector electrode of phototriode T1, the second road direct voltage after rectifier diode D4 halfwave rectifier flows to described direct current detection voltage back voltage stabilizing circuit (322) after described resistance R17, the direct current detection voltage back meeting designing requirement exported after resistance R17 and resistance R12 dividing potential drop, electric capacity C8 filtering and diode D6 voltage stabilizing directly and the direct current detection voltage back input pin RA0 of micro-chip processor IC be electrically connected, one of the 3rd road direct voltage after rectifier diode D4 halfwave rectifier and the parallel resistance R7 in action executing circuit (35), resistance R8 and resistance R9 connects altogether to hold and is connected.
4. economical and practical type Electron type light-control machine according to claim 1, it is characterized in that described AC power detect voltage stabilizing circuit (321) be connected across AC power input L and systematically between VSS, the AC power of designing requirement that what AC-input voltage exported after resistance R18 current limliting, electric capacity C1 filtering and voltage stabilizing didoe D2 voltage stabilizing meet detect voltage directly and the AC power of micro-chip processor IC detect voltage input pin RA1 and be electrically connected.
5. economical and practical type Electron type light-control machine according to claim 1, is characterized in that described signal deteching circuit (31) is arranged on the sampled signal input pin RA4 of micro-chip processor IC.
6. economical and practical type Electron type light-control machine according to claim 1, it is characterized in that described task driven circuit (34) is arranged between signal processing circuit (33) and action executing circuit (35), one end and the described drive control signal output pin RA2 of current-limiting resistance R11 are electrically connected, the other end of current-limiting resistance R11 is total to contact with filter capacitor C7 with the grid of field effect transistor diode Q2 and is connected, one end of field effect transistor diode Q2 connects with systematically VSS, the other end is the output of drived control, be connected with the electrical input terminal of action executing circuit (35).
7. economical and practical type Electron type light-control machine according to claim 1, it is characterized in that described action executing circuit (35) is connected across between the rectification output end of rectifier diode D4 and the drived control output of described task driven circuit (34), wherein said parallel resistance R7, resistance R8 and resistance R9 another connect altogether end be connected with coil one end of current limliting regulable control relay J, described divider resistance R3 and resistance R10 and shunt capacitance C2 and electric capacity C4 is connected across the coil two ends of relay J.
8. economical and practical type Electron type light-control machine according to claim 1, it is characterized in that described action actuating mechanism protective circuit (36) cross-over connection is arranged between the load control signal output pin RA5 of described micro-chip processor IC and the normally-closed contact K1 cardinal extremity of relay J, wherein said diode D1 has the switching diode of limit to conducting function, be connected across the other end of load control signal output pin RA5 and biasing resistor R2, one end of voltage stabilizing didoe D3 and isolation capacitance C3 one end connect between end altogether, the other end of isolation capacitance C3 is connected with one end of biasing resistor R4, be connected with the control pin of triode ac switch Q1 after the other end of biasing resistor R4 connects altogether with one end of biasing resistor R1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420545863.2U CN204090246U (en) | 2014-09-23 | 2014-09-23 | A kind of economical and practical type Electron type light-control machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420545863.2U CN204090246U (en) | 2014-09-23 | 2014-09-23 | A kind of economical and practical type Electron type light-control machine |
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| Publication Number | Publication Date |
|---|---|
| CN204090246U true CN204090246U (en) | 2015-01-07 |
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|---|---|---|---|
| CN201420545863.2U Expired - Lifetime CN204090246U (en) | 2014-09-23 | 2014-09-23 | A kind of economical and practical type Electron type light-control machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107872915A (en) * | 2017-10-24 | 2018-04-03 | 上海西艾爱电子有限公司 | A kind of Electron type light-control machine |
-
2014
- 2014-09-23 CN CN201420545863.2U patent/CN204090246U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107872915A (en) * | 2017-10-24 | 2018-04-03 | 上海西艾爱电子有限公司 | A kind of Electron type light-control machine |
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