CN203278790U - Single-live-wire capacitive double control touch switches - Google Patents
Single-live-wire capacitive double control touch switches Download PDFInfo
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- CN203278790U CN203278790U CN 201320294509 CN201320294509U CN203278790U CN 203278790 U CN203278790 U CN 203278790U CN 201320294509 CN201320294509 CN 201320294509 CN 201320294509 U CN201320294509 U CN 201320294509U CN 203278790 U CN203278790 U CN 203278790U
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Abstract
The utility model provides single-live-wire capacitive double control touch switches. The single-live-wire capacitive double control touch switches comprise a load control circuit, a touch sensing circuit, a trigger control circuit, a control circuit and a voltage stabilizing circuit, wherein the load control circuit is connected with a load; the touch sensing circuit is used for touch sensing; the trigger control circuit is used to make the load control circuit work; the voltage stabilizing circuit is used to provide a power supply. The control circuit comprises a control chip U1 and an identification circuit used to identify a current master control switch state in real time. The identification circuit is connected with the control chip U1. According to the utility model, the identification circuit is used to carry out real-time detection on the state of the touch switches. When the touch switches are installed, the identification circuit can guarantee that the two touch switches are in the same state so as to realize double control operation.
Description
Technical field
The utility model relates to a kind of switch, is specifically related to a kind of single live wire condenser type dual control soft-touch control.
Background technology
In prior art, touching switch on wall is a kind of emerging product of development in science and technology progress.It is generally a kind of switch on wall of using touch sensible chip principle design, it is the regeneration product of traditional mechanical push-key type switch on wall, can realize more intelligent, more convenient operation, having the incomparable advantage of traditional switch, is popular a kind of decorative switch aspect house decoration at present.
Touching switch on wall does not have hard contact, does not discharge and does not strike sparks, and a large amount of saving copper alloy materials greatly reduce the requirement of mechanical structure simultaneously.But present touch switch on wall be subjected to the impact of static and power consumption comparatively serious, so its stability has much room for improvement due to the restriction of technology.
The soft-touch control of dual control mistake easily occurs in identification simultaneously, can not chargedly install simultaneously.
The utility model content
In order to solve the deficiency of above-mentioned technology, the purpose of this utility model is to provide a kind of single live wire condenser type dual control soft-touch control, and it has solved soft-touch control identification poor stability in the past and deficiency that can not charged installation.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of single live wire condenser type dual control soft-touch control, described single live wire condenser type dual control soft-touch control comprises the load control circuit that is connected with load, the touch induction circuit that is used for touch sensible, the trigger control circuit that is used for the work of control load control circuit, control circuit and the voltage stabilizing circuit that is used for providing power supply, described control circuit comprises control chip U1 and the identification circuit that is used for the current master switch state of Real time identification, and described identification circuit is connected with control chip U1.
the circuit of described identification circuit consists of: binding post XP3 connects respectively the anode of diode D3, the negative electrode of the anode of diode D1 and diode D9, the negative electrode of described diode D1 meets power supply+12V, the anode of diode D9 meets power supply+12V after series resistance R3 and resistance R 1 successively, the negative electrode of diode D3 is contact resistance R4 and resistance R 7 respectively, the collector electrode of resistance R 7 connecting triode Q8, the base series resistor R10 of triode Q8 meets control chip U1, the grounded emitter of triode Q8, resistance R 4 is by connecting resistance R13 after resistance R 8 ground connection, resistance R 13 connects the base stage of triode Q9, difference shunt capacitance C4 and resistance R 18 between the base stage of triode Q9 and emitter, the grounded emitter of triode Q9, after meeting power supply+3V, the collector electrode pull-up resistor R17 of triode Q9 connects control chip.
Described touch induction circuit comprises chip N1 and sensitive regulating circuit, and described sensitive regulating circuit is to be connected in parallel on the sensitive electric capacity of regulating two parallel connections at pin two ends of chip N1.
Described voltage stabilizing circuit comprises when load is not worked, provide operating voltage the first decompression voltage regulator, be used for providing the second decompression voltage regulator of touch induction circuit operating voltage, when loaded work piece, the 3rd decompression voltage regulator and the controlling circuit of voltage regulation of operating voltage is provided.
Described the second decompression voltage regulator adopts the three-terminal voltage-stabilizing chip, and described three-terminal voltage-stabilizing chip is HT7530.
Described trigger control circuit comprises operational amplifier Q7 and switching tube Q6, and the output of described operational amplifier Q7 is connected with the G utmost point of switching tube Q6.
Described load control circuit comprises relay, 1 pin of described relay is connected with the D utmost point of switching tube, its 2 pin connects load, the collector electrode of one termination triode Q3 of relay coil, the base series resistor of triode Q3 meets control chip U1, the grounded emitter of triode Q3, the other end series resistance R2 of relay coil meets power supply+12V.
Series opposing diode D7 between the collector electrode of described triode Q3 and resistance R 2.
Described resistance R 2 two ends electrochemical capacitor C1 in parallel.
Described control circuit is provided with backlight circuit.
The beneficial effects of the utility model are, detect in real time by the state of identification circuit to soft-touch control, guarantee that it can guarantee that by identification circuit two soft-touch controls are in identical state when soft-touch control is installed, and realize the dual control operation.
Description of drawings
Fig. 1 is connection diagram of the present utility model.
Fig. 2 is logical schematic of the present utility model.
Fig. 3 is the circuit theory diagrams of control circuit of the present utility model and identification circuit.
Fig. 4 is the circuit theory diagrams of touch induction circuit of the present utility model.
Fig. 5 is the circuit theory diagrams of the first decompression voltage regulator of the present utility model.
Fig. 6 is the circuit theory diagrams of the second decompression voltage regulator of the present utility model.
Fig. 7 is the circuit theory diagrams of the 3rd decompression voltage regulator of the present utility model and trigger control circuit and controlling circuit of voltage regulation.
Fig. 8 is load control circuit of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further illustrated:
referring to Fig. 1 and Fig. 2, the utility model comprises the load control circuit 4 that is connected with load 1, the touch induction circuit 2 that is used for touch sensible, the trigger control circuit 3 that is used for 4 work of control load control circuit, be used for the control circuit 9 of dual control identification and the voltage stabilizing circuit that is used for providing power supply, described control circuit 9 comprises control chip U1 and the identification circuit 10 that is used for identifying current master switch, described identification circuit 10 is connected with control chip U1, by identification circuit 10 identifying operation on off states, the control chip U1 that transmits a signal to second switch makes the state of the switch that operates before its confirmation form, change the on off state of himself, realize dual control.
referring to Fig. 3, the circuit of described identification circuit 10 consists of: binding post XP3 connects respectively the anode of diode D3, the negative electrode of the anode of diode D1 and diode D9, the negative electrode of described diode D1 meets power supply+12V, the anode of diode D9 meets power supply+12V after series resistance R3 and resistance R 1 successively, the negative electrode of diode D3 is contact resistance R4 and resistance R 7 respectively, the collector electrode of resistance R 7 connecting triode Q8, the base series resistor R10 of triode Q8 meets control chip U1, the grounded emitter of triode Q8, resistance R 4 is by connecting resistance R13 after resistance R 8 ground connection, resistance R 13 connects the base stage of triode Q9, difference shunt capacitance C4 and resistance R 18 between the base stage of triode Q9 and emitter, the grounded emitter of triode Q9, after meeting power supply+3V, the collector electrode pull-up resistor R17 of triode Q9 meets control chip U1.when certain switch of the present utility model is in running order, control circuit 9 transmits a signal to another soft-touch control by identification circuit 10, it transmits a signal to the XP3 port of another soft-touch control by the XP3 port, it is identifying the difference of the high-low level of current transmissions by identification circuit 10, make the soft-touch control that receives signal judge the operating state of first soft-touch control, be in out state or close state, then the control circuit 9 of this soft-touch control is changed the state of itself, keep being in identical state with first soft-touch control, realize dual control, the utility model can be directly under electriferous state simultaneously, soft-touch control is removed or installed, the phenomenon that its control circuit 9 can not occur crashing.
Described touch induction circuit 2 comprises chip N1 and sensitive regulating circuit, described sensitive regulating circuit is to be connected in parallel on the sensitive electric capacity of regulating two parallel connections at pin two ends of chip N1, the sensitivity of chip N1 is regulated capacitor C 9 and the capacitor C 11 at pin place and is regulated its sensitivity, guarantees the sensitivity of touch induction circuit 2.
Described voltage stabilizing circuit comprises when load 1 is not worked, provide operating voltage the first decompression voltage regulator 5, be used for providing the second decompression voltage regulator 6 of touch induction circuit operating voltage, when loaded work piece, the 3rd decompression voltage regulator 8 and the controlling circuit of voltage regulation 7 of operating voltage is provided.
When load 1 is in closed condition, provide power supply+12V to the second decompression voltage regulator 6 by the first decompression voltage regulator 5, and provide operating voltage of the present utility model by it, and when loaded work piece, the first decompression voltage regulator 5 quits work, by controlling circuit of voltage regulation 7 control switch pipe Q6 conductings, thereby make the 3rd decompression voltage regulator 8 out-put supplies+12V, satisfy the work requirements of the second decompression voltage regulator 6.
referring to Fig. 5, the circuit of described the first reduction voltage circuit 5 consists of: the base stage of triode Q1 connects the emitter of triode Q2, the collector electrode of triode Q1 is connecting resistance R23 respectively, resistance R 27 and resistance R 36, the emitter series diode D2 of triode Q1 meets power supply+12V, resistance R 23 connects load 1, resistance R 27 connects the collector electrode of triode Q2, be connected with resistance R 36 after the base series resistor R32 of triode Q2, the junction of resistance R 32 and resistance R 36 connects the collector electrode of triode Q4, shunt regulator tube ZD1 between the collector and emitter of triode Q4, meet voltage-stabiliser tube D8 after the base series resistor R5 of triode Q4, while pull down resistor R9 ground connection, the negative electrode series diode D4 of voltage-stabiliser tube D8 meets power supply+12V, power supply+12V electrochemical capacitor C3 in parallel ground connection, carry out filtering, the cathode end of voltage-stabiliser tube D8 divides two-way output simultaneously, one tunnel series resistance R39, be connected with control chip N1 after capacitor C 14 filtering again, capacitor C 14 two ends parallel resistance R42, another road directly is connected with controlling circuit of voltage regulation 7.
Referring to Fig. 6, described the second decompression voltage regulator 6 adopts the three-terminal voltage-stabilizing chip, and described three-terminal voltage-stabilizing chip is HT7530, and by power supply being reduced to power supply+3V output, its circuit is for circuit commonly used, therefore do not describe.
Referring to Fig. 7, described the 3rd decompression voltage regulator 8 adopts diode and voltage-stabiliser tube, the D utmost point of switching tube Q6 connects the output that meets respectively voltage-stabiliser tube ZD2 and voltage-stabiliser tube ZD3 after diode D5 and diode D18 successively, the G utmost point of the input termination switch pipe Q6 of voltage-stabiliser tube ZD2,1 pin of the input termination operational amplifier Q7 of voltage-stabiliser tube ZD3 is realized the function of voltage stabilizing by the combination of voltage-stabiliser tube and diode.
referring to Fig. 7, described trigger control circuit 3 and controlling circuit of voltage regulation 7 comprise operational amplifier Q7 and switching tube Q6, the output of described operational amplifier Q7 is connected with the G utmost point of switching tube Q6, the G utmost point of switching tube Q6 is series resistance R14 and capacitor C 6 respectively, capacitor C 6 connects 4 pin of operational amplifier Q7, connect the base stage of triode Q5 after resistance R 14 series resistance R11, the S utmost point ground connection of switching tube Q6, the D utmost point of switching tube Q6 connects load control circuit, 5 pin of operational amplifier Q7 connect the output of the first decompression voltage regulator 5, the filtering of its 5 pin electrochemical capacitor C21 in parallel ground connection, and be connected by the output of the voltage-stabiliser tube ZD3 in diode D6 and the 3rd decompression voltage regulator 8, 1 pin of operational amplifier Q7 is connected with the input of voltage-stabiliser tube ZD3, while is shunt capacitance C12 and resistance R 19 ground connection successively, the 2 pin ground connection of operational amplifier Q7, the 3 pin pull-up resistor R15 of operational amplifier Q7 connect the collector electrode that the rear series resistance R6 in power supply+5 meets triode Q5, the grounded emitter of triode Q5.
Referring to Fig. 8, described load control circuit 4 comprises relay, 1 pin of described relay is connected with the D utmost point of switching tube, its 2 pin connects load, the collector electrode of one termination triode Q3 of relay coil, the base series resistor of triode Q3 meets control chip U1, the grounded emitter of triode Q3, and the other end series resistance R2 of relay coil meets power supply+12V.
Series opposing diode D7 between the collector electrode of described triode Q3 and resistance R 2 prevents that relay is reversed voltage breakdown.
Described resistance R 2 two ends electrochemical capacitor C1 in parallel is used for input power+12V is carried out filtering operation.
Described control circuit 9 is provided with backlight circuit, described employing side emitting mode backlight, and good transmittance backlight, daytime is high-visible.
The circuit structure of the present utility model only quiescent current of the control chip N1 of touch induction circuit 2 is 20UA, the power consumption of other three terminal regulators is only 5UA, therefore whole quiescent dissipation of the present utility model is low, can the scope of application wider, its phenomenon low in energy consumption, as can not to occur glimmering when load is closed of while.
The utility model adopts relay to substitute controllable silicon as load control circuit 4 simultaneously, can reduce its temperature, avoided adopting the serious situation of controllable silicon heating, adopt simultaneously relay as load control circuit 4, can use incandescent lamp, greater than the electricity-saving lamp of 3W, greater than the LED lamp of 3W, the inductance type fluorescent lamp has increased the scope of application as load, and has increased its working life.
Embodiment should not be considered as restriction of the present utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection range of the present utility model.
Claims (9)
1. single live wire condenser type dual control soft-touch control, it is characterized in that: described single live wire condenser type dual control soft-touch control comprises the load control circuit (4) that is connected with load (1), the touch induction circuit (2) that is used for touch sensible, the trigger control circuit (3) that is used for control load control circuit (4) work, control circuit (9) and the voltage stabilizing circuit that is used for providing power supply, described control circuit (9) comprises control chip U1 and the identification circuit (10) that is used for the current master switch state of Real time identification, described identification circuit (10) is connected with control chip U1.
2. single live wire condenser type dual control soft-touch control according to claim 1, it is characterized in that, the circuit of described identification circuit (10) consists of: binding post XP3 connects respectively the anode of diode D3, the negative electrode of the anode of diode D1 and diode D9, the negative electrode of described diode D1 meets power supply+12V, the anode of diode D9 connects power supply+12 after series resistance R3 and resistance R 1 successively, the negative electrode of diode D3 is contact resistance R4 and resistance R 7 respectively, the collector electrode of resistance R 7 connecting triode Q8, the base series resistor R10 of triode Q8 meets control chip U1, the grounded emitter of triode Q8, resistance R 4 is by connecting resistance R13 after resistance R 8 ground connection, resistance R 13 connects the base stage of triode Q9, difference shunt capacitance C4 and resistance R 18 between the base stage of triode Q9 and emitter, the grounded emitter of triode Q9, after meeting power supply+3V, the collector electrode pull-up resistor R17 of triode Q9 connects control chip.
3. single live wire condenser type dual control soft-touch control according to claim 1, it is characterized in that, described touch induction circuit (2) comprises chip N1 and sensitive regulating circuit, and described sensitive regulating circuit is to be connected in parallel on the sensitive electric capacity of regulating two parallel connections at pin two ends of chip N1.
4. single live wire condenser type dual control soft-touch control according to claim 1, it is characterized in that, described voltage stabilizing circuit comprises when load (1) when not working, provide operating voltage the first decompression voltage regulator (5), be used for providing second decompression voltage regulator (6) of touch induction circuit operating voltage, when load (1) is worked, the 3rd decompression voltage regulator (8) and the controlling circuit of voltage regulation (7) of operating voltage is provided.
5. single live wire condenser type dual control soft-touch control according to claim 4, is characterized in that, described the second decompression voltage regulator (6) adopts the three-terminal voltage-stabilizing chip, and described three-terminal voltage-stabilizing chip is HT7530.
6. single live wire condenser type dual control soft-touch control according to claim 1, is characterized in that, described trigger control circuit (3) comprises operational amplifier Q7 and switching tube Q6, and the output of described operational amplifier Q7 is connected with the G utmost point of switching tube Q6.
7. single live wire condenser type dual control soft-touch control according to claim 1, it is characterized in that, described load control circuit (4) comprises relay, 1 pin of described relay is connected with the D utmost point of switching tube, its 2 pin connects load, the collector electrode of a termination triode Q3 of relay coil, and the base series resistor of triode Q3 meets control chip U1, the grounded emitter of triode Q3, the other end series resistance R2 of relay coil meets power supply+12V.
8. single live wire condenser type dual control soft-touch control according to claim 7, is characterized in that, series opposing diode D7 between the collector electrode of described triode Q3 and resistance R 2, described resistance R 2 two ends electrochemical capacitor C1 in parallel.
9. single live wire condenser type dual control soft-touch control according to claim 1, is characterized in that, described control circuit (9) is provided with backlight circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320294509 CN203278790U (en) | 2013-05-27 | 2013-05-27 | Single-live-wire capacitive double control touch switches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320294509 CN203278790U (en) | 2013-05-27 | 2013-05-27 | Single-live-wire capacitive double control touch switches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203278790U true CN203278790U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320294509 Expired - Fee Related CN203278790U (en) | 2013-05-27 | 2013-05-27 | Single-live-wire capacitive double control touch switches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203278790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104812128A (en) * | 2014-08-21 | 2015-07-29 | 周福生 | Electronic switch compatible with wiring of double-control or multi-control mechanical switch |
-
2013
- 2013-05-27 CN CN 201320294509 patent/CN203278790U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104812128A (en) * | 2014-08-21 | 2015-07-29 | 周福生 | Electronic switch compatible with wiring of double-control or multi-control mechanical switch |
| CN104812128B (en) * | 2014-08-21 | 2017-06-16 | 周福生 | Can compatible dual control or the electronic switch for controlling mechanical switch wiring more |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20150527 |
|
| EXPY | Termination of patent right or utility model |