CN206461341U - The device of power off in standby state of electric is realized using earth leakage protective device - Google Patents
The device of power off in standby state of electric is realized using earth leakage protective device Download PDFInfo
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- CN206461341U CN206461341U CN201621441670.8U CN201621441670U CN206461341U CN 206461341 U CN206461341 U CN 206461341U CN 201621441670 U CN201621441670 U CN 201621441670U CN 206461341 U CN206461341 U CN 206461341U
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Abstract
The utility model discloses the device that power off in standby state of electric is realized using earth leakage protective device, including pcb board, the pcb board is provided with transformer T2 and transformer T1, one end of the primary coil of the transformer T2 is connected with short-circuit protector RV1 the first output end, two inputs of the short-circuit protector RV1 are connected with mains supply VBAT1 cathode output end and cathode output end respectively, one end of the secondary coil of the transformer T2 is connected with rectifier cell QZ1 pin 1, and rectifier cell QZ1 pin 3 is connected with the other end of transformer T2 secondary coil, the pin 2 of the rectifier cell QZ1 is connected with electric capacity C1 positive pole and resistance R4, the negative pole of the electric capacity C1 is connected with distillation element QZ1 pin 4 and resistance R3.The utility model is to realize that electrical appliance is automatically powered off in the standby state based on earth leakage protective device RV1 so that the device for realizing power off in standby state of electric using earth leakage protective device greatly saved the energy.
Description
Technical field
The utility model is related to earth leakage protective device technical field, more particularly to realizes power off in standby state of electric using earth leakage protective device
Device.
Background technology
With the development of society, the living standard of people is improved constantly, the species of household electrical appliance also gradually increases, much disappeared
As long as expense person thinks to turn off remote control switch, television set, refrigerator, air-conditioning, water heater, electric cooker, micro-wave oven etc. has standby or pre-
The about electrical equipment such as household electrical appliance of function just no longer works, according to acceptance of the bid authentication center door-to-door survey, and China's urban family is averaged
Standby energy consumption is all lighting one 15 watts to 30 watts of altar lamp daily equivalent to these families, this also means that the city of China
The average each household of family every year will be to pay nearly 60 yuan of the electricity charge standby energy consumption more.The standby energy consumption of office equipment and audio-visual equipment is asked
Topic is also very prominent.Energy consumption investigation of the authentication center to 15 central and local government mechanisms of getting the bid shows that 15 single by investigation
The office products and equipment total energy consumption of position are 2,980,000 kilowatt hours, wherein computer, printer, duplicator, facsimile machine, scanner etc.
The standby energy consumption of several main office equipment is 610,000 kilowatt hours, accounts for the 20.3% of office equipment total energy consumption.
Utility model content
The purpose of this utility model is and the utilization earth leakage protective device proposed in order to solve shortcoming present in prior art
Realize the device of power off in standby state of electric.
To achieve these goals, the utility model employs following technical scheme：
Realize the device of power off in standby state of electric, including pcb board using earth leakage protective device, the pcb board provided with transformer T2 and
Transformer T1, one end of the primary coil of the transformer T2 is connected with short-circuit protector RV1 the first output end, the short circuit
Protector RV1 two inputs are connected with mains supply VBAT1 cathode output end and cathode output end respectively, described mutual
One end of sensor T2 secondary coil is connected with rectifier cell QZ1 pin 1, and rectifier cell QZ1 pin 3 and transformer T2
The other end of secondary coil be connected, the pin 2 of the rectifier cell QZ1 is connected with electric capacity C1 positive pole and resistance R4, institute
The negative pole for stating electric capacity C1 is connected with distillation element QZ1 pin 4 and resistance R3, and the resistance R3 other end is connected with resistance R4's
The other end is connected with element F pin 3, the two ends of the primary coil of the transformer T1 respectively with standby mains supply
VBAT2 cathode output end is connected with cathode output end, and one end of the secondary coil of the transformer T1 is connected with rectification member
Part QZ2 pin 1, and rectifier cell QZ2 pin 3 is connected with the other end of transformer T1 secondary coil, the rectification
Element QZ2 pin 2 is connected with the input of electric capacity C2 positive pole, electric capacity C3 and voltage-stablizer U1, and voltage-stablizer U1 earth terminal
It is connected with rectifier cell QZ2 pin 4, electric capacity C2 negative pole, the electric capacity C3 other end and resistance R2 first end, the resistance
R2 the second end is connected with voltage-stablizer U1 output end, and the sliding end of the resistance R2 is connected with element F pin 2, institute
The pin 1 for stating element U1 is connected with resistance R1 and relay RV2 first end, and the relay RV2 other end is connected with two poles
Pipe D1 negative pole and voltage-stablizer U1 earth terminal, the positive pole of the diode D1 are connected with the resistance R1 other end, the RV2
Including switch K1, one end of the switch K1 is connected with the first input end of resistance eutral grounding module, and the switch K1's is another
End is connected with earth leakage protective device RV1 the second output end and the second input of resistance eutral grounding module, the resistance eutral grounding module
The 3rd input be connected with the other end of transformer T2 primary coil.
Preferably, the transformer T1 and transformer T2 are small-sized transformer, and transformer T1 and transformer T2 type
Number it is DBW38.
Preferably, the electric capacity C1 and electric capacity C2 are electrochemical capacitor.
Preferably, the mains supply VBAT1 and standby mains supply VBAT2 voltage are 220 volts.
Preferably, the resistance R2 is swept resistance.
Preferably, the element F is comparison amplifier.
The beneficial effects of the utility model：
1st, mains supply VBAT1 senses secondary current, the exchange low current signal of transformer T2 outputs by transformer T2
The pressure sampling circuit that rectifier cell QZ1 carries out rectification, resistance R3 and resistance R4 are collectively formed is sequentially passed through to be sampled；
2nd, mains supply VBAT2 senses secondary current, the exchange low current signal of transformer T1 outputs by transformer T1
The filter circuit of pressure-stabilizing that rectifier cell QZ2 carries out rectification, electric capacity C2, electric capacity C3 and voltage-stablizer U1 are collectively formed is sequentially passed through to carry out
The pressure sampling circuit that voltage regulation filtering and swept resistance R2 are constituted is sampled；
3rd, comparator F is electric with sliding by the output current signal of resistance R3 and resistance the R4 pressure sampling circuit collectively formed
The current signal for the pressure sampling circuit output that resistance R2 is constituted is compared, and comparator F can be controlled to earth leakage protective device RV
System, is automatically powered off to realize, and then saves electric energy；
The utility model is to realize that electrical appliance is automatically powered off in the standby state based on earth leakage protective device RV1, is made
It must realize that the device of power off in standby state of electric has greatly saved the energy using earth leakage protective device.
Brief description of the drawings
Fig. 1 be the utility model proposes utilization earth leakage protective device realize power off in standby state of electric device fundamental diagram.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1, the device of power off in standby state of electric, including pcb board is realized using earth leakage protective device, the pcb board is provided with mutual
Sensor T2 and transformer T1, one end of the primary coil of the transformer T2 is connected with short-circuit protector RV1 the first output end,
Two inputs of the short-circuit protector RV1 are connected with mains supply VBAT1 cathode output end and cathode output end respectively
Connect, one end of the secondary coil of the transformer T2 is connected with rectifier cell QZ1 pin 1, and rectifier cell QZ1 pin 3
Be connected with the other end of transformer T2 secondary coil, the pin 2 of the rectifier cell QZ1 be connected with electric capacity C1 positive pole and
Resistance R4, the electric capacity C1 negative pole are connected with distillation element QZ1 pin 4 and resistance R3, and resistance R3 other end connection
There is the resistance R4 other end to be connected with element F pin 3, the two ends of the primary coil of the transformer T1 respectively with standby city
Power supply VBAT2 cathode output end is connected with cathode output end, and one end of the secondary coil of the transformer T1 is connected with
Rectifier cell QZ2 pin 1, and rectifier cell QZ2 pin 3 is connected with the other end of transformer T1 secondary coil, institute
The pin 2 for stating rectifier cell QZ2 is connected with the input of electric capacity C2 positive pole, electric capacity C3 and voltage-stablizer U1, and voltage-stablizer U1
Earth terminal is connected with rectifier cell QZ2 pin 4, electric capacity C2 negative pole, the electric capacity C3 other end and resistance R2 first end, institute
The second end for stating resistance R2 is connected with voltage-stablizer U1 output end, and the sliding end of the resistance R2 is connected with element F pin 2
Connect, the pin 1 of the element U1 is connected with resistance R1 and relay RV2 first end, and the relay RV2 other end is connected with
Diode D1 negative pole and voltage-stablizer U1 earth terminal, the positive pole of the diode D1 are connected with the resistance R1 other end, institute
Stating RV2 includes switch K1, and one end of the switch K1 is connected with the first input end of resistance eutral grounding module, and the switch K1
The other end is connected with earth leakage protective device RV1 the second output end and the second input of resistance eutral grounding module, the resistance eutral grounding
3rd input of module is connected with the other end of transformer T2 primary coil, and the transformer T1 and transformer T2 are
Small-sized transformer, and transformer T1 and transformer T2 model are DBW38, the electric capacity C1 and electric capacity C2 are electrolysis electricity
Hold, the mains supply VBAT1 and standby mains supply VBAT2 voltage are 220 volts, the resistance R2 is swept resistance,
The element F is comparison amplifier.
Mains supply VBAT1 senses secondary current by transformer T2, and the electric current of now transformer T2 outputs is small to exchange
Current signal, exchange low current signal is after rectifier cell QZ1 carries out rectification, and exchange low current signal is again through resistance R3 and electricity
Hinder R4 parallel connections and carry out partial pressure sampling, low current signal output is exchanged to comparator after resistance R3 samples with resistance R4 partial pressures
On F pin 3, the voltage swing of comparator negative terminal has reflected the size of current of civil power herein, if electrical appliance is in ideal case
Under, voltage is also corresponding smaller so that standby mains supply VBAT2 senses secondary current, transformer T1 outputs by transformer T1
Electric current for exchange low current signal, exchange low current signal by rectifier cell QZ2 carry out rectification after, rectification is again through voltage-stablizer
To obtain 5V DC voltages, 5V DC voltages carry out the pin 2 that adjustable side sampling is given to comparator F by swept resistance R2, when with
Electrical equipment is in normal operation, and loop current is big, and the voltage of comparator F pins 3 is more than the voltage of comparator F pins 2, when comparing
Device F exports low level, and relay RV2 coils must not be electric, and the live wire and ground wire of civil power are disconnected, if under ideal case, civil power is returned
Electric current in road is small, and the voltage of comparator F pins 3 is less than the voltage of comparator F pins 2, comparator output high level, relay
RV2 coils obtain electric, and civil power live wire is connected with ground wire, so as to cause the generation of electric leakage, the earth leakage protective of mains supply VBAT1 connections
Device disconnects, so as to cut off the electricity supply, plays a part of automatically powering off, saves electric energy.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. the device of power off in standby state of electric is realized using earth leakage protective device, including pcb board, the pcb board is provided with transformer T2 and mutually
Sensor T1, it is characterised in that one end of the primary coil of the transformer T2 is connected with short-circuit protector RV1 the first output
End, the cathode output end and cathode output end phase of two inputs of the short-circuit protector RV1 respectively with mains supply VBAT1
Connection, one end of the secondary coil of the transformer T2 is connected with rectifier cell QZ1 pin 1, and rectifier cell QZ1 pin
3 are connected with the other end of transformer T2 secondary coil, and the pin 2 of the rectifier cell QZ1 is connected with electric capacity C1 positive pole
With resistance R4, the negative pole of the electric capacity C1 is connected with distillation element QZ1 pin 4 and resistance R3, and the resistance R3 other end connects
The resistance R4 other end is connected to element F pin 3 to be connected, the two ends of the primary coil of the transformer T1 respectively with it is standby
Mains supply VBAT2 cathode output end is connected with cathode output end, one end connection of the secondary coil of the transformer T1
There is rectifier cell QZ2 pin 1, and rectifier cell QZ2 pin 3 is connected with the other end of transformer T1 secondary coil,
The pin 2 of the rectifier cell QZ2 is connected with the input of electric capacity C2 positive pole, electric capacity C3 and voltage-stablizer U1, and voltage-stablizer U1
Earth terminal be connected with rectifier cell QZ2 pin 4, electric capacity C2 negative pole, the electric capacity C3 other end and resistance R2 first end,
The second end of the resistance R2 is connected with voltage-stablizer U1 output end, the sliding end of the resistance R2 and the element F phase of pin 2
Connection, the pin 1 of the element U1 is connected with resistance R1 and relay RV2 first end, and relay RV2 other end connection
There are diode D1 negative pole and voltage-stablizer U1 earth terminal, the positive pole of the diode D1 is connected with the resistance R1 other end,
The RV2 includes switch K1, and one end of the switch K1 is connected with the first input end of resistance eutral grounding module, and the switch K1
The other end be connected with earth leakage protective device RV1 the second output end and the second input of resistance eutral grounding module, the resistance connects
3rd input of ground module is connected with the other end of transformer T2 primary coil.
2. utilization earth leakage protective device according to claim 1 realizes the device of power off in standby state of electric, it is characterised in that the mutual inductance
Device T1 and transformer T2 are small-sized transformer, and transformer T1 and transformer T2 model are DBW38.
3. utilization earth leakage protective device according to claim 1 realizes the device of power off in standby state of electric, it is characterised in that the electric capacity
C1 and electric capacity C2 is electrochemical capacitor.
4. utilization earth leakage protective device according to claim 1 realizes the device of power off in standby state of electric, it is characterised in that the civil power
Power supply VBAT1 and standby mains supply VBAT2 voltage are 220 volts.
5. utilization earth leakage protective device according to claim 1 realizes the device of power off in standby state of electric, it is characterised in that the resistance
R2 is swept resistance.
6. utilization earth leakage protective device according to claim 1 realizes the device of power off in standby state of electric, it is characterised in that the element
F is comparison amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621441670.8U CN206461341U (en) | 2016-12-27 | 2016-12-27 | The device of power off in standby state of electric is realized using earth leakage protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621441670.8U CN206461341U (en) | 2016-12-27 | 2016-12-27 | The device of power off in standby state of electric is realized using earth leakage protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206461341U true CN206461341U (en) | 2017-09-01 |
Family
ID=59697659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621441670.8U Expired - Fee Related CN206461341U (en) | 2016-12-27 | 2016-12-27 | The device of power off in standby state of electric is realized using earth leakage protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206461341U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786359A (en) * | 2016-12-27 | 2017-05-31 | 许兢菁 | The device of power off in standby state of electric is realized using earth leakage protective device |
| CN111029861A (en) * | 2019-12-27 | 2020-04-17 | 刁海辰 | Non-standby state remote control device based on leakage protector principle |
-
2016
- 2016-12-27 CN CN201621441670.8U patent/CN206461341U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786359A (en) * | 2016-12-27 | 2017-05-31 | 许兢菁 | The device of power off in standby state of electric is realized using earth leakage protective device |
| CN111029861A (en) * | 2019-12-27 | 2020-04-17 | 刁海辰 | Non-standby state remote control device based on leakage protector principle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20171227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |