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CN103052215A - Double switch LED indicator - Google Patents

Double switch LED indicator Download PDF

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Publication number
CN103052215A
CN103052215A CN2012105254912A CN201210525491A CN103052215A CN 103052215 A CN103052215 A CN 103052215A CN 2012105254912 A CN2012105254912 A CN 2012105254912A CN 201210525491 A CN201210525491 A CN 201210525491A CN 103052215 A CN103052215 A CN 103052215A
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resistance
capacitor
resistor
led
attempted
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CN2012105254912A
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CN103052215B (en
Inventor
刘胜泉
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Zhongshan Caho Electrical Appliance Co ltd
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Individual
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Abstract

The invention discloses a duplex switch LED indicator lamp, which comprises a switch K1 and a switch K2 which are arranged in parallel, wherein the switch K1 is connected with a live wire of a power supply, one end of the switch K2 is connected with a lamp LA, and the other end of the lamp LA is connected with a zero wire of the power supply, and the duplex switch LED indicator lamp is characterized in that: LED indicator light circuit 1 is respectively arranged between contacts L1 and L2 of switch K1 and switch K2, LED indicator light circuit 1 is including the emitting diode LED who concatenates between contact L1, contact L2 contact L1, contact L2 between be provided with step-down resistor 2, step-down resistor 2 concatenate or/and parallelly connect on emitting diode LED the parallelly connected component 3 that can rectify or steady voltage on emitting diode LED still parallelly connected have the bypass capacitance 4 that can eliminate distributed capacitance, inductance leakage current on the component 3 input.

Description

The ganged switch LED light
Technical field
The present invention relates to a kind of LED light, be specifically related to the ganged switch LED light.
Background technology
Basic circuit with the ganged switch indicator light of LED indication has two kinds at present: 1, adopt one or more resistance step-downs, the full-wave rectification of bridge heap becomes direct current; 2, adopt one or more resistance step-downs; exchange positive half cycle current and light light-emitting diode; negative half-cycle current flows through fly-wheel diode; the conducting voltage of diode has limited the reverse voltage that is added in light-emitting diode; thereby the protection light-emitting diode is avoided high back-pressure and is punctured; LED light is bright, go out, and indicating circuit is closed or disconnect.Because the wiring between the ganged switch is longer, the distributed capacitance of circuit and inductance can cause faint electric leakage, when closing of circuit, the leakage current that distributed capacitance, inductance produce can cause the not significantly difference of brightness of the LED when ganged switch is closed to be disconnected with ganged switch, and user's difficulty is differentiated from the switch indication and turned on light, turns off the light.
Summary of the invention
The objective of the invention is in order to overcome weak point of the prior art, the ganged switch LED light is provided, between dropping resistor, increase shunt capacitance, effectively eliminate the leakage current of distributed capacitance, inductance, when guaranteeing that ganged switch is closed, the indicator light of switch goes out, and when ganged switch turn-offed, the indicator light of switch was bright.
In order to achieve the above object, the present invention adopts following scheme:
The ganged switch LED light, include the K switch 1 and the K switch 2 that are arranged in parallel, described K switch 1 links to each other with power firestreak, described K switch 2 one ends are connected with lamp LA, the lamp LA other end links to each other with zero-power line, it is characterized in that: at the contact L1 of described K switch 1 and K switch 2, be respectively equipped with LED light circuit 1 between the L2 of contact, described LED light circuit 1 includes and is serially connected in contact L1, LED between the L2 of contact, at described contact L1, be provided with dropping resistor 2 between the L2 of contact, described dropping resistor 2 serial connections are or/and be attempted by on the LED, being connected in parallel at described LED can rectification or the element 3 of voltage stabilizing, also is parallel with on described LED and can eliminates distributed capacitance, the shunt capacitance 4 of inductance leakage current.
Aforesaid ganged switch LED light is characterized in that described element 3 is bridge heap rectifier BR1.
Aforesaid ganged switch LED light is characterized in that described element 3 is rectifier diode D1 or voltage stabilizing didoe ZD.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 is three, include capacitor C 1, capacitor C 2 and capacitor C 3, described capacitor C 1 is attempted by on described resistance R 1 one ends, described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by between resistance R 2 and the resistance R 5.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 be attempted by resistance R 1 one ends or be attempted by resistance R 1 and resistance R 2 between, described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2 or is attempted by between resistance R 2 and the resistance R 5.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 includes capacitor C 1, described capacitor C 1 be attempted by resistance R 1 one ends or be attempted by resistance R 1 and resistance R 2 between or be attempted by between resistance R 2 and the resistance R 5.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described shunt capacitance 4 is three, include capacitor C 1, capacitor C 2 and capacitor C 3, described capacitor C 1 is attempted by on described resistance R 1 one ends, described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by on resistance R 2 other ends.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 be attempted by resistance R 1 one ends or be attempted by resistance R 1 and resistance R 2 between, described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2 or is attempted by on resistance R 2 other ends.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is one, include capacitor C 1, described capacitor C 1 be attempted by resistance R 1 one ends or be attempted by resistance R 1 and resistance R 2 between or be attempted by resistance R 2 other ends.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is three, includes capacitor C 1, capacitor C 2 and capacitor C 3, and described capacitor C 1 is attempted by on described resistance R 1 one ends, described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by on resistance R 2 other ends.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 be attempted by resistance R 1 one ends or be attempted by resistance R 1 and resistance R 2 between, described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2 or is attempted by on resistance R 2 other ends.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 includes capacitor C 1, described capacitor C 1 be attempted by resistance R 1 one ends or be attempted by resistance R 1 and resistance R 2 between or be attempted by resistance R 2 other ends.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes a capacitor C 1, and described capacitor C 1 is attempted by on described resistance R 1 front end or the rear end.
Aforesaid ganged switch LED light, it is characterized in that described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes capacitor C 1 and capacitor C 2, shown in capacitor C 1 and capacitor C 2 be attempted by respectively on described resistance R 1 two ends.
In sum, the present invention with respect to its beneficial effect of prior art is:
The present invention increases shunt capacitance between dropping resistor, effectively eliminate the leakage current of distributed capacitance, inductance, and when guaranteeing that ganged switch is closed, the indicator light of switch goes out, and when ganged switch turn-offed, the indicator light of switch was bright.
Description of drawings
Fig. 1 is one of principle schematic of the present invention;
Fig. 2 is two of principle schematic of the present invention;
Fig. 3 to Figure 16 is respectively embodiment of the present invention 3 to the schematic diagram of execution mode 14;
Figure 17 to Figure 47 is respectively embodiment of the present invention 16 to the schematic diagram of execution mode 46.
Embodiment
The invention will be further described below in conjunction with description of drawings and embodiment:
Ganged switch LED light shown in Fig. 1 to 47, include the K switch 1 and the K switch 2 that are arranged in parallel, described K switch 1 links to each other with power firestreak, described K switch 2 one ends are connected with lamp LA, the lamp LA other end links to each other with zero-power line, contact L1 in described K switch 1 and K switch 2, be respectively equipped with LED light circuit 1 between the L2 of contact, described LED light circuit 1 includes and is serially connected in contact L1, LED between the L2 of contact, at described contact L1, be provided with dropping resistor 2 between the L2 of contact, described dropping resistor 2 serial connections are or/and be attempted by on the LED, being connected in parallel at described LED can rectification or the element 3 of voltage stabilizing, also is parallel with on described LED and can eliminates distributed capacitance, the shunt capacitance 4 of inductance leakage current.
The first execution mode of the present invention, as shown in Figure 3, shown element 3 is bridge heap rectifier BR1, described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 is three, include capacitor C 1, capacitor C 2 and capacitor C 3, described capacitor C 1 is attempted by on described resistance R 1 one ends, described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by between resistance R 2 and the resistance R 5.
The second execution mode of the present invention, as shown in Figure 4, shown element 3 is bridge heap rectifier BR1, described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, and described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2.
The third execution mode of the present invention, as shown in Figure 5, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 are attempted by between resistance R 1 and the resistance R 2, and described capacitor C 2 is attempted by on resistance R 2 other ends.
The 4th kind of execution mode of the present invention, as shown in Figure 6, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 front end, namely be connected on the end with electric shock L1, described capacitor C 2 is attempted by resistance R 2 rear ends, and namely resistance R 2 is connected on the end with resistance R 5.
The 5th kind of execution mode of the present invention, as shown in Figure 7, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 includes capacitor C 1, described capacitor C 1 is attempted by on resistance R 1 one ends, namely is connected on the end with electric shock L1.
The 6th kind of execution mode of the present invention, as shown in Figure 8, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 includes capacitor C 1, and described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2.
The 7th kind of execution mode of the present invention, as shown in Figure 9, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is five, include resistance R 1, resistance R 2, resistance R 3, resistance R 4 and resistance R 5, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described resistance R 5 is connected in parallel with LED, described shunt capacitance 4 includes capacitor C 1, and described capacitor C 1 is attempted by between resistance R 2 and the resistance R 5.
The 8th kind of execution mode of the present invention, as shown in figure 10, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described shunt capacitance 4 is three, include capacitor C 1, capacitor C 2 and capacitor C 3, described capacitor C 1 is attempted by on described resistance R 1 one ends, and described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by on resistance R 2 other ends.
The 9th kind of execution mode of the present invention, as shown in figure 11, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on; Described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2.
The of the present invention ten kind of execution mode, as shown in figure 12, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2, and described capacitor C 2 is attempted by on resistance R 2 other ends, namely is connected on the end with bridge heap rectifier BR1.
The 11 kind of execution mode of the present invention, as shown in figure 13, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on; Described capacitor C 2 is attempted by on resistance R 2 other ends, namely is connected on the end with bridge heap rectifier BR1.
The 12 kind of execution mode of the present invention, as shown in figure 14, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is one, include capacitor C 1, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on.
The 13 kind of execution mode of the present invention, as shown in figure 15, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is four, includes resistance R 1, resistance R 2, resistance R 3, resistance R 4, and described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is one, includes capacitor C 1, and described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2.
The 14 kind of execution mode of the present invention, as shown in figure 16, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is one, include capacitor C 1, described capacitor C 1 is connected on resistance R 2 other ends, namely is connected on the end with bridge heap rectifier BR1.
The 15 kind of execution mode of the present invention, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, and described shunt capacitance 4 is three, include capacitor C 1, capacitor C 2 and capacitor C 3, described capacitor C 1 is attempted by on described resistance R 1 one ends, and described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by on resistance R 2 other ends.
The 16 kind of execution mode of the present invention, as shown in figure 17, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is two, includes resistance R 1, resistance R 2, and described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on; Described capacitor C 2 is attempted by on resistance R 2 other ends, namely is connected on the end with bridge heap rectifier BR1.
The 17 kind of execution mode of the present invention, as shown in figure 18, described element 3 is bridge heap rectifier BR1, and described dropping resistor 2 is two, includes resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, includes capacitor C 1, capacitor C 2, and described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2, described capacitor C 2 is attempted by on resistance R 2 other ends, namely is connected on the end with bridge heap rectifier BR1.
The 18 kind of execution mode of the present invention, as shown in figure 19, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is two, includes resistance R 1, resistance R 2, and described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 be attempted by resistance R 1 one ends namely with a end that electric shock L1 is connected on, described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2.
The 19 kind of execution mode of the present invention, as shown in figure 20, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, and described shunt capacitance 4 includes capacitor C 1, described capacitor C 1 is attempted by resistance R 1 one ends, namely is connected on the end with electric shock L1.
The 20 kind of execution mode of the present invention, as shown in figure 21, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, and described shunt capacitance 4 includes capacitor C 1, and described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2.
The 21 kind of execution mode of the present invention, as shown in figure 22, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, and described shunt capacitance 4 includes capacitor C 1, described capacitor C 1 is attempted by resistance R 2 other ends, namely is connected on the end with bridge heap rectifier BR1.
The 22 kind of execution mode of the present invention, as shown in figure 23, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes capacitor C 1 and capacitor C 2, shown in capacitor C 1 and capacitor C 2 be attempted by respectively on described resistance R 1 two ends.
The 23 kind of execution mode of the present invention, as shown in figure 24, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes a capacitor C 1, and described capacitor C 1 is attempted by described resistance R 1 front end, namely with a end that electric shock L1 is connected on.
The 24 kind of execution mode of the present invention, as shown in figure 25, described element 3 is bridge heap rectifier BR1, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes a capacitor C 1, and described capacitor C 1 is attempted by on described resistance R 1 rear end, namely with a end that bridge heap rectifier BR1 is connected on.
The 25 kind of execution mode of the present invention, as shown in figure 26, described element 3 is rectifier diode D1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described shunt capacitance 4 is three, include capacitor C 1, capacitor C 2 and capacitor C 3, described capacitor C 1 is attempted by on described resistance R 1 one ends, and described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by on resistance R 2 other ends.
The 26 kind of execution mode of the present invention, as shown in figure 27, described element 3 is rectifier diode D1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on; Described capacitor C 2 is attempted by on resistance R 2 other ends, namely is connected on the end with rectifier diode D1.
The 27 kind of execution mode of the present invention, as shown in figure 28, described element 3 is rectifier diode D1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on; Described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2.
The 28 kind of execution mode of the present invention, as shown in figure 29, described element 3 is rectifier diode D1, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2, and described capacitor C 2 is attempted by on resistance R 2 other ends, namely is connected on the end with rectifier diode D1.
The 29 kind of execution mode of the present invention, as shown in figure 30, described element 3 is rectifier diode D1, described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is three, include capacitor C 1, capacitor C 2 and capacitor C 3, described capacitor C 1 is attempted by on described resistance R 1 one ends, described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by on resistance R 2 other ends.
The 30 kind of execution mode of the present invention, as shown in figure 31, described element 3 is rectifier diode D1, described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on, on described capacitor C 2 resistance R 2 other ends, namely with the end that is connected of rectifier diode D1 on.
The 31 kind of execution mode of the present invention, shown in figure 32, described element 3 is rectifier diode D1, described dropping resistor 2 is two, includes resistance R 1, resistance R 2, and described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, and described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2.
The 32 kind of execution mode of the present invention, as shown in figure 33, described element 3 is rectifier diode D1, described dropping resistor 2 is two, includes resistance R 1, resistance R 2, and described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2, and described capacitor C 2 is attempted by on resistance R 2 other ends.
The 33 kind of execution mode of the present invention, as shown in figure 34, described element 3 is rectifier diode D1, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes capacitor C 1 and capacitor C 2, shown in capacitor C 1 and capacitor C 2 be attempted by respectively on described resistance R 1 two ends.
The 34 kind of execution mode of the present invention, as shown in figure 35, described element 3 is rectifier diode D1, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes a capacitor C 1, and described capacitor C 1 is attempted by described resistance R 1 front end, an end that namely is connected with electric shock L1.
The 35 kind of execution mode of the present invention, as shown in figure 36, described element 3 is rectifier diode D1, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes a capacitor C 1, and described capacitor C 1 is attempted by described resistance R 1 rear end, an end that namely is connected with rectifier diode D1.
The 36 kind of execution mode of the present invention, as shown in figure 37, voltage stabilizing didoe ZD, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described shunt capacitance 4 is three, include capacitor C 1, capacitor C 2 and capacitor C 3, described capacitor C 1 is attempted by on described resistance R 1 one ends, and described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by on resistance R 2 other ends.
The 37 kind of execution mode of the present invention, as shown in figure 38, voltage stabilizing didoe ZD, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on; Described capacitor C 2 is attempted by on resistance R 2 other ends, namely is connected on the end with rectifier diode D1.
The 38 kind of execution mode of the present invention, as shown in figure 39, voltage stabilizing didoe ZD, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 are serially connected on LED one end, described resistance R 3, resistance R 4 are serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on; Described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2.
The 39 kind of execution mode of the present invention, as shown in figure 40, voltage stabilizing didoe ZD, described dropping resistor 2 is four, include resistance R 1, resistance R 2, resistance R 3, resistance R 4, described resistance R 1, resistance R 2 is serially connected on LED one end, described resistance R 3, resistance R 4 is serially connected on the LED other end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2, and described capacitor C 2 is attempted by on resistance R 2 other ends, namely is connected on the end with rectifier diode D1.
The 40 kind of execution mode of the present invention, as shown in figure 41, voltage stabilizing didoe ZD, described dropping resistor 2 is two, includes resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is three, includes capacitor C 1, capacitor C 2 and capacitor C 3, and described capacitor C 1 is attempted by on described resistance R 1 one ends, described capacitor C 2 is attempted by between described resistance R 1 and the resistance R 2, and described capacitor C 3 is attempted by on resistance R 2 other ends.
The 41 kind of execution mode of the present invention, as shown in figure 42, voltage stabilizing didoe ZD, described dropping resistor 2 is two, include resistance R 1, resistance R 2, described resistance R 1, resistance R 2 are serially connected on LED one end, and described shunt capacitance 4 is two, includes capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, namely with a end that electric shock L1 is connected on, on described capacitor C 2 resistance R 2 other ends, namely with the end that is connected of rectifier diode D1 on.
The 42 kind of execution mode of the present invention, as shown in figure 43, voltage stabilizing didoe ZD, described dropping resistor 2 is two, includes resistance R 1, resistance R 2, and described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by resistance R 1 one ends, and described capacitor C 2 is attempted by between resistance R 1 and the resistance R 2.
The 43 kind of execution mode of the present invention, as shown in figure 44, voltage stabilizing didoe ZD, described dropping resistor 2 is two, includes resistance R 1, resistance R 2, and described resistance R 1, resistance R 2 are serially connected on LED one end, described shunt capacitance 4 is two, include capacitor C 1, capacitor C 2, described capacitor C 1 is attempted by between resistance R 1 and the resistance R 2, and described capacitor C 2 is attempted by on resistance R 2 other ends.
The 44 kind of execution mode of the present invention, as shown in figure 45, voltage stabilizing didoe ZD, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes capacitor C 1 and capacitor C 2, shown in capacitor C 1 and capacitor C 2 be attempted by respectively on described resistance R 1 two ends.
The 45 kind of execution mode of the present invention, as shown in figure 46, voltage stabilizing didoe ZD, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes a capacitor C 1, and described capacitor C 1 is attempted by described resistance R 1 front end, an end that namely is connected with electric shock L1.
The 46 kind of execution mode of the present invention, as shown in figure 47, voltage stabilizing didoe ZD, described dropping resistor 2 includes a resistance R 1, described resistance R 1 is serially connected on LED one end, described shunt capacitance 4 includes a capacitor C 1, and described capacitor C 1 is attempted by described resistance R 1 rear end, an end that namely is connected with rectifier diode D1.
The K switch 2 of this embodiment is identical with the circuit structure of K switch 1, and as depicted in figs. 1 and 2, when lamp LA was bright, LED and LED 2 did not work.
This embodiment increases shunt capacitance between dropping resistor, effectively eliminate the leakage current of distributed capacitance, inductance, and when guaranteeing that ganged switch is closed, the indicator light of switch goes out, and when ganged switch turn-offed, the indicator light of switch was bright.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (10)

1.双联开关LED指示灯，包括有并联设置的开关（K1）和开关(K2)，所述的开关（K1）与电源火线相连，所述开关(K2)一端与灯（LA）相连接，灯(LA)另一端与电源零线相连，其特征在于：在所述开关（K1）和开关(K2)的触点(L1)、触点(L2)之间分别设有LED指示灯电路（1），所述LED指示灯电路（1）包括有串接在触点(L1)、触点(L2)之间的发光二极管（LED），在所述的触点(L1)、触点(L2)之间设置有降压电阻（2），所述的降压电阻（2）串接或/和并接在发光二极管（LED）上，在所述发光二极管（LED）上并联连接有能整流或稳压的元件（3），在所述元件（3）输入端上还并联有能消除分布电容、电感漏电电流的旁路电容（4）。1. Double switch LED indicator light, including a switch (K1) and a switch (K2) arranged in parallel, the switch (K1) is connected to the live wire of the power supply, and one end of the switch (K2) is connected to the lamp (LA) , the other end of the lamp (LA) is connected to the zero line of the power supply, and it is characterized in that: an LED indicator circuit is respectively provided between the switch (K1) and the contact (L1) and contact (L2) of the switch (K2) (1), the LED indicator circuit (1) includes a light-emitting diode (LED) connected in series between the contact (L1) and the contact (L2), and the contact (L1), contact A drop resistor (2) is arranged between (L2), and the drop resistor (2) is connected in series or/and parallel to the light emitting diode (LED), and the light emitting diode (LED) is connected in parallel with The element (3) capable of rectifying or stabilizing voltage is further connected in parallel with a bypass capacitor (4) capable of eliminating distributed capacitance and inductance leakage current on the input end of the element (3). 2.根据权利要求1所述的双联开关LED指示灯，其特征在于所述元件（3）为整流元件，所述的整流元件为桥堆整流器（BR1）或整流二极管（D1）。2. The dual switch LED indicator light according to claim 1, characterized in that the element (3) is a rectification element, and the rectification element is a bridge rectifier (BR1) or a rectification diode (D1). 3.根据权利要求1所述的双联开关LED指示灯，其特征在于所述元件（3）为稳压二极管（ZD）。3. The dual switch LED indicator light according to claim 1, characterized in that the element (3) is a Zener diode (ZD). 4.根据权利要求2或3所述的任双联开关LED指示灯，其特征在于所述的降压电阻（2）为四个，包括有电阻（R1）、电阻（R2）、电阻（R3）、电阻（R4），所述的所述的电阻（R1）、电阻（R2）串接在发光二极管（LED）一端上，所述电阻（R3）、电阻（R4）串接在发光二极管（LED）另一端上，所述的旁路电容（4）为两个，包括有电容（C1）、电容（C2），所述电容（C1）并接在电阻（R1）一端或并接在电阻（R1）与电阻（R2）之间，所述电容（C2）并接在电阻（R1）与电阻（R2）之间或并接在电阻（R2）另一端上。4. The LED indicator light of any double switch according to claim 2 or 3, characterized in that there are four voltage-dropping resistors (2), including resistors (R1), resistors (R2), resistors (R3 ), the resistor (R4), the resistor (R1) and the resistor (R2) are connected in series to one end of the light-emitting diode (LED), and the resistor (R3) and resistor (R4) are connected in series to the light-emitting diode ( On the other end of the LED), there are two bypass capacitors (4), including a capacitor (C1) and a capacitor (C2), and the capacitor (C1) is connected to one end of the resistor (R1) or connected to the resistor Between (R1) and the resistor (R2), the capacitor (C2) is connected in parallel between the resistor (R1) and the resistor (R2) or connected in parallel to the other end of the resistor (R2). 5.根据权利要求2或3所述的任双联开关LED指示灯，其特征在于所述的降压电阻（2）为四个，包括有电阻（R1）、电阻（R2）、电阻（R3）、电阻（R4），所述的所述的电阻（R1）、电阻（R2）串接在发光二极管（LED）一端上，所述电阻（R3）、电阻（R4）串接在发光二极管（LED）另一端上，所述的旁路电容（4）为一个，包括有电容（C1），所述的电容（C1）并接在电阻（R1）一端或并接在电阻（R1）与电阻（R2）之间或并接在电阻（R2）另一端。5. The LED indicator light of any dual switch according to claim 2 or 3, characterized in that there are four voltage-dropping resistors (2), including resistors (R1), resistors (R2), resistors (R3 ), the resistor (R4), the resistor (R1) and the resistor (R2) are connected in series to one end of the light-emitting diode (LED), and the resistor (R3) and resistor (R4) are connected in series to the light-emitting diode ( On the other end of the LED), the bypass capacitor (4) is one, including a capacitor (C1), and the capacitor (C1) is connected in parallel with one end of the resistor (R1) or connected in parallel with the resistor (R1) and the resistor (R2) or connected in parallel to the other end of the resistor (R2). 6.根据权利要求2或3所述的任双联开关LED指示灯，其特征在于所述的降压电阻（2）为两个，包括有电阻（R1）、电阻（R2），所述的电阻（R1）、电阻（R2）串接在发光二极管（LED）一端上，所述的旁路电容（4）为三个，包括有电容（C1）、电容（C2）和电容（C3），所述的电容（C1）并接在所述电阻（R1）一端上，所述电容（C2）并接在所述电阻（R1）与电阻（R2）之间，所述电容（C3）并接在电阻（R2）另一端上。6. The LED indicator light of any double switch according to claim 2 or 3, characterized in that there are two voltage-dropping resistors (2), including a resistor (R1) and a resistor (R2), and the The resistor (R1) and the resistor (R2) are connected in series to one end of the light-emitting diode (LED), and the bypass capacitor (4) is three, including capacitor (C1), capacitor (C2) and capacitor (C3), The capacitor (C1) is connected in parallel to one end of the resistor (R1), the capacitor (C2) is connected in parallel between the resistor (R1) and the resistor (R2), and the capacitor (C3) is connected in parallel on the other end of the resistor (R2). 7.根据权利要求2或3所述的任双联开关LED指示灯，其特征在于所述的降压电阻（2）为两个，包括有电阻（R1）、电阻（R2），所述的电阻（R1）、电阻（R2）串接在发光二极管（LED）一端上，所述的旁路电容（4）为两个，包括有电容（C1）、电容（C2），所述电容（C1）并接在电阻（R1）一端或并接在电阻（R1）与电阻（R2）之间，所述电容（C2）并接在电阻（R1）与电阻（R2）之间或并接在电阻（R2）另一端上。7. The LED indicator light of any double switch according to claim 2 or 3, characterized in that there are two voltage-dropping resistors (2), including a resistor (R1) and a resistor (R2), and the The resistor (R1) and the resistor (R2) are connected in series on one end of the light-emitting diode (LED), and the bypass capacitor (4) is two, including a capacitor (C1) and a capacitor (C2), and the capacitor (C1 ) and connected to one end of the resistor (R1) or between the resistor (R1) and the resistor (R2), and the capacitor (C2) is connected in parallel between the resistor (R1) and the resistor (R2) or connected in parallel to the resistor ( R2) on the other end. 8.根据权利要求2或3所述的任双联开关LED指示灯，其特征在于所述的降压电阻（2）为两个，包括有电阻（R1）、电阻（R2），所述的电阻（R1）、电阻（R2）串接在发光二极管（LED）一端上，所述的旁路电容（4）包括有电容（C1），所述的电容（C1）并接在电阻（R1）一端或并接在电阻（R1）与电阻（R2）之间或并接在电阻（R2）另一端。8. The LED indicator light of any double switch according to claim 2 or 3, characterized in that there are two voltage-dropping resistors (2), including a resistor (R1) and a resistor (R2), and the The resistor (R1) and the resistor (R2) are connected in series to one end of the light-emitting diode (LED), the bypass capacitor (4) includes a capacitor (C1), and the capacitor (C1) is connected to the resistor (R1) One end is connected in parallel between the resistance (R1) and the resistance (R2) or in parallel with the other end of the resistance (R2). 9.根据权利要求2或3所述的任双联开关LED指示灯，其特征在于所述的降压电阻（2）包括有一个电阻（R1），所述的电阻（R1）串接在发光二极管（LED）一端上，所述的旁路电容（4）包括有一个电容（C1），所述的电容（C1）并接在所述电阻（R1）前端或后端上。9. The LED indicator light of any double switch according to claim 2 or 3, characterized in that the drop-down resistor (2) includes a resistor (R1), and the resistor (R1) is connected in series to the light-emitting On one end of the diode (LED), the bypass capacitor (4) includes a capacitor (C1), and the capacitor (C1) is connected in parallel to the front end or rear end of the resistor (R1). 10.根据权利要求2或3所述的任双联开关LED指示灯，其特征在于所述的降压电阻（2）包括有一个电阻（R1），所述的电阻（R1）串接在发光二极管（LED）一端上，所述的旁路电容（4）包括有电容（C1）和电容（C2），所示电容（C1）和电容（C2）分别并接在所述电阻（R1）两端上。10. The LED indicator light of any double switch according to claim 2 or 3, characterized in that the drop-down resistor (2) includes a resistor (R1), and the resistor (R1) is connected in series to the light-emitting On one end of the diode (LED), the bypass capacitor (4) includes a capacitor (C1) and a capacitor (C2), and the capacitor (C1) and capacitor (C2) are connected in parallel to the resistor (R1) serve.
CN201210525491.2A 2012-12-07 2012-12-07 LED indicator lamp of duplex switch Expired - Fee Related CN103052215B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2755832Y (en) * 2004-09-14 2006-02-01 陈炜明 Safety switch on wall
CN2870373Y (en) * 2006-01-04 2007-02-14 谢志强 Adjustable energy-saving warning lights
CN201063935Y (en) * 2007-05-30 2008-05-21 龚彬 Electronic energy-saving lamp
CN201119102Y (en) * 2007-11-07 2008-09-17 杨仁光 Stairway light control device
CN202551460U (en) * 2012-04-27 2012-11-21 瑞安市帝王电器有限公司 Single-livewire double-control touch switch circuit
CN203015206U (en) * 2012-12-07 2013-06-19 刘胜泉 Novel duplex switch indicator lamp

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2755832Y (en) * 2004-09-14 2006-02-01 陈炜明 Safety switch on wall
CN2870373Y (en) * 2006-01-04 2007-02-14 谢志强 Adjustable energy-saving warning lights
CN201063935Y (en) * 2007-05-30 2008-05-21 龚彬 Electronic energy-saving lamp
CN201119102Y (en) * 2007-11-07 2008-09-17 杨仁光 Stairway light control device
CN202551460U (en) * 2012-04-27 2012-11-21 瑞安市帝王电器有限公司 Single-livewire double-control touch switch circuit
CN203015206U (en) * 2012-12-07 2013-06-19 刘胜泉 Novel duplex switch indicator lamp

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