CN1877994B - Soft-touch type multipoint control switch - Google Patents
Soft-touch type multipoint control switch Download PDFInfo
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- CN1877994B CN1877994B CN200610052150A CN200610052150A CN1877994B CN 1877994 B CN1877994 B CN 1877994B CN 200610052150 A CN200610052150 A CN 200610052150A CN 200610052150 A CN200610052150 A CN 200610052150A CN 1877994 B CN1877994 B CN 1877994B
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- triode
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- shunt capacitance
- switch
- diode
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Abstract
The invention discloses a multi-point control switch, which comprises the following parts: binding post J1 and J2, main switch Kz and multi-auxiliary switch Kf, load resistance R1, R2 and R7, bias resistance R3, R4 and R6, charge-discharge current-limiting resistance R5, voltage-limiting current-limiting resistance R8, charging capacitance C2, filter capacitance C1, by-pass capacitance C3, C4 and C5, triode T1, T2 and T3, single-direction controllable silicon T4, commutating bridge Q, diode D1 and D2. The main switch parallels the auxiliary switch with random switch controlling the path and discontinuity of main circuit.
Description
Technical field
The present invention relates to a kind of electronic switch, especially a kind of multipoint control switch.
Background technology
If realization is carried out multiple spot control to an electrical appliance, need realize by the power line wiring in the prior art with special multigang switch, the wiring more complicated, and need by multi-thread butt joint form, be difficult to realize.Mostly being at present to adopt is ganged switch, if desired three places or more multiposition an electrical appliance is controlled, be difficult to realization with common ganged switch, and generally the electrician can not install yet.
Summary of the invention
Purpose of the present invention is exactly at the deficiencies in the prior art, and a kind of touch switch that can realize multiple spot control is provided.
The present invention includes the first binding post J1 and the second binding post J2, main switch Kz and a plurality of auxiliary switch Kf, the first load resistance R1, the second load resistance R2 and the 3rd load resistance R7, the first biasing resistance R3, the second biasing resistance R4 and the 3rd biasing resistance R6, charge and discharge current-limiting resistance R5, step-down current-limiting resistance R8, charging capacitor C2, filter capacitor C1, the first shunt capacitance C3, the second shunt capacitance C4 and the 3rd shunt capacitance C5, the first triode T1, the second triode T2 and the 3rd triode T3, one-way SCR T4, rectifier bridge Q, the first diode D1 and the second diode D2.
Two ac input ends of rectifier bridge Q are connected with the second binding post J2 with the first binding post J1 respectively, negative terminal output ground connection, and anode output is connected with anode, the 3rd load resistance R7 and the end of step-down current-limiting resistance R8 of one-way SCR T4 respectively; The other end of step-down current-limiting resistance R8 is connected with the positive pole of the negative electrode of one-way SCR T4 and the first diode D1, and the positive pole of the negative pole of the first diode D1 and the second diode D2 is connected in series, the minus earth of the second diode D2; The other end of the 3rd load resistance R7 is connected with the collector electrode of the 3rd triode T3, the control utmost point of one-way SCR T4 and the utmost point of the 3rd shunt capacitance C5 respectively; The negative electrode of one-way SCR T4 is connected with positive pole, the first load resistance R1 and the end of the second load resistance R2 of filter capacitor C1 respectively, and the other end of the first load resistance R1 and the second load resistance R2 is connected with the collector electrode of the first triode T1 and the second triode T2 respectively; The collector electrode of the first triode T1 is connected with an end that charges and discharge current-limiting resistance R5 with the first biasing resistance R3 respectively, and the collector electrode of the second triode T2 is connected with the end of the 3rd biasing resistance R6 with the second biasing resistance R4 respectively; The base stage of another termination second triode T2 of the first biasing resistance R3 and the positive pole of the second shunt capacitance C4, the base stage of another termination first triode T1 of the second biasing resistance R4 and the utmost point of the first shunt capacitance C3, charge and discharge the positive pole of another termination charging capacitor C2 of current-limiting resistance R5, the base stage of another termination the 3rd triode T3 of the 3rd biasing resistance R6; The minus earth of filter capacitor C1, charging capacitor C2 and the second shunt capacitance C4, another utmost point ground connection of the first shunt capacitance C3 and the 3rd shunt capacitance C5, the grounded emitter of the first triode T1, the second triode T2 and the 3rd triode T3; The two ends of main switch Kz are connected with the positive pole of charging capacitor C2 and the base stage of the first triode T1 respectively, and a plurality of auxiliary switch Kf are connected in parallel by two holding wires and main switch Kz.
Main switch Kz and auxiliary switch Kf adopt key switch.Wherein shunt capacitance C3 and C5 adopt ceramic disc capacitor or electric capacity of the dacron, and filter capacitor C1, charging capacitor C2 and shunt capacitance C4 adopt electrochemical capacitor.
Multipoint control switch of the present invention; form by a main switch (comprising entire circuit) and a plurality of auxiliary switch; use two holding wires to be connected in parallel between main switch and auxiliary switch and the auxiliary switch; the path of the equal may command main circuit of arbitrary switch with open circuit; realized multiple spot control; install simple; easy to use. can be widely used in bank; the hotel; hospital ward; the control of illuminating lamp such as corridor lamp and household bedroom. this device also has power-off protection function; even the state of turning on light; suddenly power failure also can make switch turn off the path of main circuit automatically, and the feasible rear lighting lamp of sending a telegram here again can not lighted again.
The present invention has following characteristics:
Power-off protection function, i.e. outage or power failure when lamp is bright, lamp can be not bright when sending a telegram here again; This function has especially not only been saved electric energy but also eliminated accident potential in the classroom of universities and colleges for the user;
Owing to be the Push And Release of small-signal current control lamp, if use fine rule just can, thereby can save the mounting cost that the power line is drawn in many places;
Because switch is a contactless control element, can not produce electric spark in switching process, should become the product of first-selection in environment such as inflammable and explosive occasion such as mine, gas station and tunnel.
Can be used as single general switch substitute, and install and the original just the same convenience of switch.
Have only 1.5V owing to keep marquis's voltage in the machine, power consumption is very little, brings very long useful life to electronic switch simultaneously.
Description of drawings:
Fig. 1 is a circuit diagram of the present invention.
Embodiment
As shown in Figure 1, soft-touch type multipoint control switch comprises the first binding post J1 and the second binding post J2, main switch Kz and a plurality of auxiliary switch Kf, the first load resistance R1, the second load resistance R2 and the 3rd load resistance R7, the first biasing resistance R3, the second biasing resistance R4 and the 3rd biasing resistance R6, charge and discharge current-limiting resistance R5, step-down current-limiting resistance R8, charging capacitor C2, filter capacitor C1, the first shunt capacitance C3, the second shunt capacitance C4 and the 3rd shunt capacitance C5, the first triode T1, the second triode T2 and the 3rd triode T3, one-way SCR T4, rectifier bridge Q, the first diode D1 and the second diode D2.Wherein the first shunt capacitance C3 and the 3rd shunt capacitance C5 adopt ceramic disc capacitor or electric capacity of the dacron, and filter capacitor C1, charging capacitor C2 and the second shunt capacitance C4 adopt electrochemical capacitor.
This switch comprises voltage stabilizing circuit part, driving circuit section and switch triggering circuit part.
Voltage stabilizing circuit part concrete structure is: the anode output of rectifier bridge Q is connected with anode, the 3rd load resistance R7 and the end of step-down current-limiting resistance R8 of one-way SCR T4 respectively, and the other end of step-down current-limiting resistance R8 is connected with the positive pole of the negative electrode of one-way SCR T4 and the first diode D1.The positive pole of the negative pole of the first diode D1 and the second diode D2 is connected in series, the minus earth of the second diode D2, the first diode D1 and the second diode D2 are as voltage stabilizing element, and the while as load circuit, forms a D.C. regulated power supply equally when circuit turn-on.On the positive pole of the first diode D1, just formed the D.C. regulated power supply of this switch like this.The positive pole of filter capacitor C1 is connected with this voltage stabilizing circuit, reaches filter effect.
Driving circuit section comprises the 3rd biasing resistance R6 and the 3rd load resistance R7, the base stage of a termination the 3rd triode T3 of the 3rd biasing resistance R6, the collector electrode of the 3rd triode T3 are connected with the end of the 3rd load resistance R7 and the control utmost point of one-way SCR T4 respectively.
Switch triggering circuit part concrete structure is: the other end of the first load resistance R1 and the second load resistance R2 is connected with the collector electrode of the first triode T1 and the second triode T2 respectively; The collector electrode of the first triode T1 is connected with an end that charges and discharge current-limiting resistance R5 with the first biasing resistance R3 respectively, and the collector electrode of the second triode T2 is connected with the end of the 3rd biasing resistance R6 with the second biasing resistance R4 respectively; The base stage of another termination second triode T2 of the first biasing resistance R3 and the positive pole of the second shunt capacitance C4, the base stage of another termination first triode T1 of the second biasing resistance R4 and the utmost point of the first shunt capacitance C3, charge and discharge the positive pole of another termination charging capacitor C2 of current-limiting resistance R5, the base stage of another termination the 3rd triode T3 of the 3rd biasing resistance R6; The minus earth of filter capacitor C1, charging capacitor C2 and the second shunt capacitance C4, another utmost point ground connection of the first shunt capacitance C3 and the 3rd shunt capacitance C5, the grounded emitter of the first triode T1, the second triode T2 and the 3rd triode T3; The two ends of main switch Kz are connected with the positive pole of charging capacitor C2 and the base stage of the first triode T1 respectively, and a plurality of auxiliary switch Kf are connected in parallel by two holding wires and main switch Kz.
The effect of the second shunt capacitance C4 is to cut off the power supply the moment of incoming call again on switch among the present invention; the use capacity is the electrochemical capacitor of big (0.5～5 μ); the feature of utilizing its voltage not suddenly change; making the second triode T2 base stage is electronegative potential; thereby make very high potential of the second triode T2 current collection; the 3rd triode T3 base stage is a high potential; the 3rd triode T3 current collection is electronegative potential very; be that one-way SCR T4 controls very electronegative potential; the 4 not conductings of T one-way SCR; thereby reach the function that opens circuit, play the effect of power-off protection.
Drive circuit adopts one-way SCR T4, when very high potential conducting during its control utmost point during high potential of the 3rd triode T3 current collection, makes the load two ends add the voltage of nearly 220V, loaded work piece.
Voltage stabilizing circuit partly has the load conducting and closes two states: when load is not worked, when promptly being in stand-by state, power supply after load step-down and rectifier bridge form high direct voltage 210V again through step-down current-limiting resistance R8 step-down, the first diode D1 and the second diode D2 voltage stabilizing, filter capacitor C1 filtering, export about a voltage of voltage regulation 1.5V, come the control circuit electricity consumption.After hand has been pressed main switch Kz or the arbitrary switch of auxiliary switch Kf, because the collector electrode of the first triode T1 is a low-voltage, be to be low level on the charging capacitor C2, making the first triode T1 base stage by main switch Kz or auxiliary switch Kf is low level, the first triode T1 is ended, because the first triode T1 and the second triode T2 have formed bistable trigger, the first triode T1 is by the i.e. second triode T2 conducting, the second triode T2 current collection is electronegative potential very, by the 3rd biasing resistance R6 to the three triode T3 base stages, the 3rd triode T3 ends, and current collection is high level very, make one-way SCR T4 control very high level, one-way SCR T4 conducting loaded work piece this moment.When one-way SCR T4 conducting, so whole circuit also has DC power supply to exist, do not influence next switch motion because the existence of the first diode D1 and the second diode D2 is arranged this moment.
Claims (1)
1. soft-touch type multipoint control switch, it is characterized in that this switch comprises first binding post (J1) and second binding post (J2), main switch (Kz) and a plurality of auxiliary switch (Kf), first load resistance (R1), second load resistance (R2) and the 3rd load resistance (R7), first biasing resistance (R3), second biasing resistance (R4) and the 3rd biasing resistance (R6), charge and discharge current-limiting resistance (R5), step-down current-limiting resistance (R8), charging capacitor (C2), filter capacitor (C1), first shunt capacitance (C3), second shunt capacitance (C4) and the 3rd shunt capacitance (C5), first triode (T1), second triode (T2) and the 3rd triode (T3), one-way SCR (T4), rectifier bridge (Q), first diode (D1) and second diode (D2);
Two ac input ends of rectifier bridge (Q) are connected with second binding post (J2) with first binding post (J1) respectively, negative terminal output ground connection, anode output is connected with anode, the 3rd load resistance (R7) and the end of step-down current-limiting resistance (R8) of one-way SCR (T4) respectively; The other end of step-down current-limiting resistance (R8) is connected with the negative electrode of one-way SCR (T4) and the positive pole of first diode (D1), and the positive pole of the negative pole of first diode (D1) and second diode (D2) is connected in series, the minus earth of second diode (D2); The other end of the 3rd load resistance (R7) is connected with the collector electrode of the 3rd triode (T3), the control utmost point of one-way SCR (T4) and a utmost point of the 3rd shunt capacitance (C5) respectively; The negative electrode of one-way SCR (T4) is connected with positive pole, first load resistance (R1) and the end of second load resistance (R2) of filter capacitor (C1) respectively, and the other end of first load resistance (R1) and second load resistance (R2) is connected with the collector electrode of first triode (T1) with second triode (T2) respectively; The collector electrode of first triode (T1) is connected with an end that charges and discharge current-limiting resistance (R5) with first biasing resistance (R3) respectively, and the collector electrode of second triode (T2) is connected with the end of second biasing resistance (R4) with the 3rd biasing resistance (R6) respectively; The base stage of another termination second triode (T2) of first biasing resistance (R3) and the positive pole of second shunt capacitance (C4), the base stage of another termination first triode (T1) of second biasing resistance (R4) and a utmost point of first shunt capacitance (C3), charge and discharge the positive pole of another termination charging capacitor (C2) of current-limiting resistance (R5), the base stage of another termination the 3rd triode (T3) of the 3rd biasing resistance (R6); The minus earth of filter capacitor (C1), charging capacitor (C2) and second shunt capacitance (C4), another utmost point ground connection of first shunt capacitance (C3) and the 3rd shunt capacitance (C5), the grounded emitter of first triode (T1), second triode (T2) and the 3rd triode (T3); The two ends of main switch (Kz) are connected with the positive pole of charging capacitor (C2) and the base stage of first triode (T1) respectively, and a plurality of auxiliary switch (Kf) are connected in parallel by two holding wires and main switch (Kz).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610052150A CN1877994B (en) | 2006-06-27 | 2006-06-27 | Soft-touch type multipoint control switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610052150A CN1877994B (en) | 2006-06-27 | 2006-06-27 | Soft-touch type multipoint control switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1877994A CN1877994A (en) | 2006-12-13 |
| CN1877994B true CN1877994B (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610052150A Expired - Fee Related CN1877994B (en) | 2006-06-27 | 2006-06-27 | Soft-touch type multipoint control switch |
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| Country | Link |
|---|---|
| CN (1) | CN1877994B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105072789A (en) * | 2013-12-26 | 2015-11-18 | 胡妍 | Key-type light adjustment lamp controller |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4757341A (en) * | 1986-02-13 | 1988-07-12 | Fuji Electric Co., Ltd. | AC contactless switch |
| CN2132344Y (en) * | 1992-05-07 | 1993-05-05 | 李松 | Multifunctional electronic energy-saving switch |
| GB2330704A (en) * | 1997-10-21 | 1999-04-28 | Timeguard Limited | Semiconductor AC switch units |
| CN2544467Y (en) * | 2002-04-15 | 2003-04-09 | 徐文武 | Intelligent control switch |
| CN2571069Y (en) * | 2002-08-28 | 2003-09-03 | 徐文武 | Touching electronic switch |
| CN2924929Y (en) * | 2006-06-27 | 2007-07-18 | 杭州电子科技大学 | Multi-point control switch |
-
2006
- 2006-06-27 CN CN200610052150A patent/CN1877994B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4757341A (en) * | 1986-02-13 | 1988-07-12 | Fuji Electric Co., Ltd. | AC contactless switch |
| CN2132344Y (en) * | 1992-05-07 | 1993-05-05 | 李松 | Multifunctional electronic energy-saving switch |
| GB2330704A (en) * | 1997-10-21 | 1999-04-28 | Timeguard Limited | Semiconductor AC switch units |
| CN2544467Y (en) * | 2002-04-15 | 2003-04-09 | 徐文武 | Intelligent control switch |
| CN2571069Y (en) * | 2002-08-28 | 2003-09-03 | 徐文武 | Touching electronic switch |
| CN2924929Y (en) * | 2006-06-27 | 2007-07-18 | 杭州电子科技大学 | Multi-point control switch |
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| Publication number | Publication date |
|---|---|
| CN1877994A (en) | 2006-12-13 |
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Granted publication date: 20100512 Termination date: 20130627 |