CN106817118A - A kind of touch light switch circuit of double bond - Google Patents
A kind of touch light switch circuit of double bond Download PDFInfo
- Publication number
- CN106817118A CN106817118A CN201611112862.9A CN201611112862A CN106817118A CN 106817118 A CN106817118 A CN 106817118A CN 201611112862 A CN201611112862 A CN 201611112862A CN 106817118 A CN106817118 A CN 106817118A
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- CN
- China
- Prior art keywords
- triode
- touch
- resistance
- relay
- touch electrode
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- Electronic Switches (AREA)
Abstract
The invention provides a kind of touch light switch circuit of double bond, it uses touch electrode ON and touch electrode OFF respectively as the touch point of on and off, when someone touches touch electrode ON with hand, human-induced signal amplifies through circuit, relay K is promoted to obtain electric adhesive and form self-locking, lamp L1 is lighted and maintained；When needing to turn off the light, only touch electrode OFF need to be touched with hand, human-induced signal discharges relay K dead electricity after amplifying through circuit, lamp L1 extinguishes.Due to being controlled using human-induced signal, touch electrode need to only be touched with hand and be capable of achieving switching function, the action element of machinery-free type switch, the phenomenon of mechanical wear will not occur, substitute mechanical switch with it, the pressing strength that can effectively solve mechanical switch presence is big, contact is easily shaken, be also easy to produce spark, easy mechanical wear the problems such as.
Description
Technical field
The present invention relates to a kind of light switch circuit, specifically a kind of touch light switch circuit of double bond belongs to electronic technology
Field.
Background technology
The switch that we use in daily life is typically generally mechanical switch, and the shortcoming of mechanical switch is pressing strength
Greatly, contact easily shakes, is also easy to produce spark, easy mechanical wear.For lamp switch, because frequency of use is very high, if made
With mechanical switch, its slider material typically will be by especially treatment, otherwise very easy damage.With the hair of home intelligence
Exhibition, it is therefore desirable to be able to which use contact witch is controlled as lamp switch, contact witch due to use human-induced signal,
Touch electrode need to only be touched with hand and be capable of achieving switching function, the action element of machinery-free type switch will not be occurred machine
The phenomenon of tool abrasion, average life is longer than mechanical switch.
The content of the invention
It is an object of the invention to provide a kind of touch light switch circuit of double bond, to solve existing lamp switch using mechanical
The pressing strength that exists during switch is big, contact is easily shaken, be also easy to produce spark, easy mechanical wear the problems such as.
Concrete technical scheme of the invention is：
A kind of touch light switch circuit of double bond, it uses 220V civil powers whole through transformer T1 step-downs, diode D1~D4 bridge-types
After stream, electric capacity C1 filtering, direct current 12V power ends and ground terminal are formed respectively in the positive and negative end of electric capacity C1 and is supplied to late-class circuit
Electricity；In late-class circuit, after touch electrode ON and touch electrode OFF difference series resistors R3 and R4, then triode is respectively connected to
The base stage of Q3 and Q5, the colelctor electrode of triode Q3 connects 12V power supplys, and emitter stage connects the colelctor electrode of triode Q4 and Q5；Triode Q5
Emitter stage connect the base stage of triode Q4, the grounded emitter of triode Q4；The colelctor electrode of triode Q4 be also connected with resistance R2 and
One end of electric capacity C2 and the base stage of triode Q2, the normally opened contact K2 of the other end concatenation relay K of resistance R2 are followed by 12V electricity
Source, the other end ground connection of electric capacity C2；The collector series connection resistance R1 of triode Q2 is followed by 12V power supplys, and emitter stage meets triode Q1
Base stage；The grounded emitter of triode Q1, colelctor electrode connects the positive pole of diode D5 and one end of relay K coils, diode
The negative pole of D5 and another termination 12V power supplys of relay K coils；The supply line of lamp be connected in parallel on 220V civil powers L lines and N lines it
Between, the normally opened contact K1 of the supply lines routing relay K of lamp concatenates to be formed with lamp L1.
Described triode Q1, Q3, Q4, Q5 use NPN triode 3DG6, triode Q2 to use NPN triode 3DG12,
The resistance R1 and R2 is respectively adopted the resistance of 10k Ω and 510k Ω, and electric capacity C2 uses the electric capacity of 1 μ F.
The touch electrode ON and touch electrode OFF are made using copper sheet, and the resistance R4 and R5 is using 1M Ω's
Resistance；The diode D5 uses 1N4148, relay K to use JRX-13F type 12V relays.
The touch light switch circuit of double bond of the invention is using touch electrode ON and touch electrode OFF respectively as on and off
Touch point, when someone with hand touch touch electrode ON when, human-induced signal through circuit amplify, promote relay K obtain electric suction
Merging forms self-locking, and lamp L1 is lighted and maintained；When needing to turn off the light, only touch electrode OFF, human-induced signal need to be touched with hand
Discharge relay K dead electricity after amplifying through circuit, lamp L1 extinguishes.Due to being controlled using human-induced signal, hand only need to be used
Touch electrode is touched and is capable of achieving switching function, the action element of machinery-free type switch will not be occurred mechanical wear
Phenomenon, with its substitute mechanical switch, can effectively solve mechanical switch presence pressing strength it is big, contact is easily shaken, easily
The problems such as producing spark, easy mechanical wear.
Brief description of the drawings
Fig. 1 is the circuit diagram of the touch light switch circuit of double bond of the present invention.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings.
As shown in figure 1, the touch light switch circuit of double bond of the invention using 220V civil powers through transformer T1 step-down, two grades
After pipe D1~D4 bridge rectifiers, electric capacity C1 filtering, direct current 12V power ends and ground terminal are formed respectively in the positive and negative end of electric capacity C1
Powered to late-class circuit；In late-class circuit, after touch electrode ON and touch electrode OFF difference series resistors R3 and R4, then divide
Not Jie Ru triode Q3 and Q5 base stage, the colelctor electrode of triode Q3 connects 12V power supplys, and emitter stage connects the current collection of triode Q4 and Q5
Pole；The emitter stage of triode Q5 connects the base stage of triode Q4, the grounded emitter of triode Q4；The colelctor electrode of triode Q4 also connects
One end of connecting resistance R2 and electric capacity C2 and the base stage of triode Q2, the normally opened contact of the other end concatenation relay K of resistance R2
K2 is followed by 12V power supplys, the other end ground connection of electric capacity C2；The collector series connection resistance R1 of triode Q2 is followed by 12V power supplys, emitter stage
Connect the base stage of triode Q1；The grounded emitter of triode Q1, colelctor electrode connect diode D5 positive pole and relay K coils one
End, the negative pole of diode D5 and another termination 12V power supplys of relay K coils；The supply line of lamp is connected in parallel on the L of 220V civil powers
Between line and N lines, the normally opened contact K1 of the supply lines routing relay K of lamp concatenates to be formed with lamp L1.
The operation principle of the touch light switch circuit of this double bond is：When someone touches touch electrode ON with hand, people's body-sensing
Induction signal amplifies through triode Q1, Q2, Q3, promotes relay K to obtain electric adhesive, the normally opened contact K2 closures of relay K, 12V electricity
Source provides positive bias voltage through resistance R2 to the base stage of triode Q2, relay K is formed self-locking, and lamp L1 is because of relay K
Normally opened contact K1 closure and light and the state that maintainings lights.When needing to turn off the light, only touch electrode OFF, people need to be touched with hand
After body-sensing induction signal amplifies through triode Q4, Q5, lose the base earth of triode Q2, triode Q1, Q2 cut-off, relay K
Electricity release, lamp L1 extinguishes.
Above-mentioned legend is only exemplary embodiments of the invention, is not intended to limit the invention, it is all it is of the invention spirit and
Any modification made within principle or equivalent and improvement etc., should be included within the scope of the present invention.
Claims (3)
1. the touch light switch circuit of a kind of double bond, it is characterized in that：The circuit is using 220V civil powers through transformer T1 step-downs, two
After level pipe D1~D4 bridge rectifiers, electric capacity C1 filtering, direct current 12V power ends and ground are formed respectively in the positive and negative end of electric capacity C1
Hold and powered to late-class circuit；In late-class circuit, after touch electrode ON and touch electrode OFF difference series resistors R3 and R4, then
The base stage of triode Q3 and Q5 is respectively connected to, the colelctor electrode of triode Q3 connects 12V power supplys, and emitter stage connects the collection of triode Q4 and Q5
Electrode；The emitter stage of triode Q5 connects the base stage of triode Q4, the grounded emitter of triode Q4；The colelctor electrode of triode Q4 is also
Connect one end of resistance R2 and electric capacity C2 and the base stage of triode Q2, normally opened the touching of the other end concatenation relay K of resistance R2
Point K2 is followed by 12V power supplys, the other end ground connection of electric capacity C2；The collector series connection resistance R1 of triode Q2 is followed by 12V power supplys, transmitting
Pole connects the base stage of triode Q1；The grounded emitter of triode Q1, colelctor electrode connects the positive pole and relay K coils of diode D5
One end, the negative pole of diode D5 and another termination 12V power supplys of relay K coils；The supply line of lamp is connected in parallel on 220V civil powers
L lines and N lines between, the normally opened contact K1 of the supply lines routing relay K of lamp concatenates to be formed with lamp L1.
2. the touch light switch circuit of double bond according to claim 1, it is characterized in that：Described triode Q1, Q3, Q4, Q5
Use NPN triode 3DG6, triode Q2 using NPN triode 3DG12, the resistance R1 and R2 be respectively adopted 10k Ω and
The resistance of 510k Ω, electric capacity C2 uses the electric capacity of 1 μ F.
3. the touch light switch circuit of double bond according to claim 1, it is characterized in that：The touch electrode ON and touch electricity
Pole OFF is made using copper sheet, and the resistance R4 and R5 is using the resistance of 1M Ω；The diode D5 uses 1N4148, after
Electrical equipment K is using using JRX-13F type 12V relays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611112862.9A CN106817118A (en) | 2016-12-07 | 2016-12-07 | A kind of touch light switch circuit of double bond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611112862.9A CN106817118A (en) | 2016-12-07 | 2016-12-07 | A kind of touch light switch circuit of double bond |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106817118A true CN106817118A (en) | 2017-06-09 |
Family
ID=59106111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611112862.9A Pending CN106817118A (en) | 2016-12-07 | 2016-12-07 | A kind of touch light switch circuit of double bond |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106817118A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1272001A (en) * | 1999-04-22 | 2000-11-01 | 刘忠笃 | Solid-state electric switch |
| CN103427822A (en) * | 2013-08-27 | 2013-12-04 | 吴建堂 | Dual-touch-key electronic switch |
-
2016
- 2016-12-07 CN CN201611112862.9A patent/CN106817118A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1272001A (en) * | 1999-04-22 | 2000-11-01 | 刘忠笃 | Solid-state electric switch |
| CN103427822A (en) * | 2013-08-27 | 2013-12-04 | 吴建堂 | Dual-touch-key electronic switch |
Non-Patent Citations (1)
| Title |
|---|
| 《大学生电子设计与应用》: "《大学生电子设计与应用》", 31 March 2007 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170609 |
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| WD01 | Invention patent application deemed withdrawn after publication |