CN206557573U - A kind of coffee machine standby zero power consumption circuit - Google Patents
A kind of coffee machine standby zero power consumption circuit Download PDFInfo
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- CN206557573U CN206557573U CN201720094032.1U CN201720094032U CN206557573U CN 206557573 U CN206557573 U CN 206557573U CN 201720094032 U CN201720094032 U CN 201720094032U CN 206557573 U CN206557573 U CN 206557573U
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Abstract
The utility model discloses a kind of coffee machine standby zero power consumption circuit, including：Circuit control system, power-line plug, power-line plug zero line, power-line plug live wire, power supply relay, power switch, the power supply relay and power switch, the power switch has normally opened end, three ports of common port and normal-closed end, it is electrically connected between the power-line plug zero line and circuit control system, the power-line plug live wire is connected between power supply relay normally opened contact and the normally opened contact of power switch.By the above-mentioned means, the coffee machine standby zero power consumption circuit that the utility model is provided, after the line that plugs in, in the case where not pressing power key start, the control system of whole coffee machine is not powered, and the stand-by power consumption that coffee machine can be achieved is zero.
Description
Technical field
The utility model is related to a kind of coffee machine zero-power solution, more particularly to coffee machine standby zero-power-consumption electricity
Road.
Background technology
Existing coffee machine electric power system typically has mechanical rocker switch and uses two kinds of solutions of Switching Power Supply.
Mechanical rocker switch scheme, is exactly input one mechanical rocker switch of series connection in power line, when seesaw is opened
When closing, whole machine circuit control system is powered, and machine is started working；When rocker switch disconnects, whole machine circuit
Control system instant cut-off.The defect of this scheme：Full-automatic shutdown function can not be realized；Coffee machine can not be realized when shutdown
Acted (such as before the shutdown that should be performed：Cleaning is needed before shutdown)；Installation procedure during mechanical rocker switch increase production of machinery,
Mechanical rocker switch cost is high, it is necessary to find the qualified supplier with various certifications, and complete machine cost is high.
Switching Power Supply scheme, AC turns DC and realized by Switching Power Supply scheme, after machine power line inserts electricity, whole machine
Internal switch power unit AC is powered, and other circuit control systems DC is powered, and the DC parts of whole machine are carried by Switching Power Supply
For.The defect of this scheme：Switching Power Supply can not accomplish zero stand-by power consumption, the standby work(of the assurable Switching Power Supply of Switching Power Supply industry
Consume for 0.5W；Stand-by power consumption such as the more complicated whole machine of whole machine circuit control system can be far longer than 0.5W;Whole machine
Power needed for device low voltage DC partial circuit control system is big, then the power output of Switching Power Supply just have to be larger than whole machine low pressure
Power needed for DC parts, Switching Power Supply output power, the rise of Switching Power Supply cost, switching power circuit are complicated so that whole
The cost of machine is high, circuit control system is complicated, and in addition to whole machine function realizes circuit control system, one is added again
Complex switching power source control circuit, the increase of Switching Power Supply EMC electromagnetic compatibilities are tested by increasing certain difficulty
Degree.
Utility model content
The utility model mainly solving the technical problems that how to provide one kind after the line that plugs in, do not pressing electricity
In the case of the key start of source, the control system of whole coffee machine is not powered, and the stand-by power consumption that coffee machine can be achieved is zero.
In order to solve the above technical problems, the technical scheme that the utility model is used is：There is provided a kind of coffee machine standby
Zero power consumption circuit, including：Circuit control system, power-line plug, power-line plug zero line, power-line plug live wire, power supply after
Electrical equipment, power switch, the power supply relay and power switch, the power switch have normally opened end, common port and normal-closed end
Three ports,
It is electrically connected between the power-line plug zero line and circuit control system, the power-line plug live wire and power supply
It is connected between relay normally open contact and the normally opened contact of power switch.
In a preferred embodiment, described circuit control system includes computer microprocessor, first resistor, second
Resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance and the first diode, the computer microprocessor
Device includes input/output interface, and the first resistor, the 4th resistance include input interface with computer microprocessor and is connected,
The output interface of the computer microprocessor and 3rd resistor, the 5th resistance, the 6th resistance, second resistance, the 7th resistance, first
It is connected between diode, first diode and the 6th resistance, the 7th resistor coupled in parallel, with 3rd resistor, second resistance,
Connected between five resistance.The first resistor and the 7th resistance are disposed as 10K ohm, and the 4th resistance is set to 1K ohm, the
Two resistance and the 5th resistance are set to 90K ohm, and the 6th resistance is set to 14K ohm, and the second resistance is set to 2K
Ohm.
In a preferred embodiment, the normally opened end of the power switch and the positive pole of power supply relay are electrically connected with, institute
The negative pole for stating common port and power supply relay is electrically connected with, and normal-closed end is connected with circuit control system.
In a preferred embodiment, the power supply relay is connected with ac power cord input zero line.
The beneficial effects of the utility model are：It is whole in the case where not pressing power key start after the line that plugs in
The control system of individual coffee machine is not powered, and the stand-by power consumption that coffee machine can be achieved is zero.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the structural representation of the specific embodiment of the utility model coffee machine standby zero power consumption circuit one.
Embodiment
The technical scheme in the utility model embodiment will be clearly and completely described below, it is clear that described
Embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Based on the implementation in the utility model
Example, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of the utility model protection.
Referring to Fig. 1, a kind of coffee machine standby zero power consumption circuit is provided in a specific embodiment of the present utility model,
Described coffee machine standby zero power consumption circuit includes：Circuit control system, power-line plug, power-line plug zero line, power line
Plug live wire, power supply relay, power switch, the power supply relay and power switch, the power switch have normally opened end,
Three ports of common port and normal-closed end,
It is electrically connected between the power-line plug zero line and circuit control system, the power-line plug live wire and power supply
It is connected between relay normally open contact and the normally opened contact of power switch.
Described circuit control system includes computer microprocessor, first resistor, second resistance, 3rd resistor, the 4th
Resistance, the 5th resistance, the 6th resistance, the 7th resistance and the first diode, the computer microprocessor include input and output and connect
Mouthful, the first resistor, the 4th resistance include input interface with computer microprocessor and are connected, the computer microprocessor
It is connected between output interface and 3rd resistor, the 5th resistance, the 6th resistance, second resistance, the 7th resistance, the first diode,
First diode and the 6th resistance, the 7th resistor coupled in parallel, connect between 3rd resistor, second resistance, the 5th resistance.Institute
State first resistor and be disposed as 10K ohm with the 7th resistance, the 4th resistance is set to 1K ohm, and second resistance is set with the 5th resistance
90K ohm are set to, the 6th resistance is set to 14K ohm, and the second resistance is set to 2K ohm.
The normally opened end of the power switch and the positive pole of power supply relay are electrically connected with, the common port and power supply relay
Negative pole be electrically connected with, normal-closed end is connected with circuit control system.The power supply relay inputs fire with ac power cord
Line end is connected.
In one specific embodiment：Relay is connected in series to the input zero line of ac power cord, there will be tri-state work(
The normally opened contact of the microswitch of energy is parallel to the normally opened contact of relay, and the normally-closed contact of the microswitch of tri-state function is connected
It is connected to the luminous end of photoelectrical coupler, photoelectrical coupler can produce the pulse signal of frequency identical with alternating current, and to be input to computer micro-
The input/output port (IO) of processor (CPU), microprocessor is pressed by detecting that the signal intensity of this input/output port obtains power supply
The action of key.
Specifically possesses following operation principle：Power-line plug zero line (Neutral) is directly accessed the electricity of whole machine
Path control system, power-line plug live wire (LINE) is connected to power supply relay normally opened contact and power switch (touch-switch)
Normally opened contact, is not directly connected to the circuit control system of this machine, after the power-line plug of machine accesses civil power, this
The stand-by power consumption of individual machine is zero；Start：LineO accesses the circuit control system of whole machine, and ZERO is linked into the micro- place of computer
The input/output interface of device is managed, this input/output port is used as input function, uses below " ZO mouthfuls " replacements.ShutDown connects
Enter the input/output interface to computer microprocessor, this input/output port is used as output function, use below " SD mouthfuls " generation
Replace, the adhesive or disconnection of SD mouthfuls of control power supply relays.Power switch is pressed, the normally opened end 1 of touch-switch and common port 2 are contacted,
This machine circuit control system is powered, and computer microprocessor starts SD mouthfuls of high level of set, power supply relay adhesive, this machine
Device circuit control system has constant current source input, and unclamping can complete in power switch, whole process 100mS, the normal work of machine
Make；Bye-byes：After machine normal work, power switch normal-closed end 3 is connected with common port 2, photoelectrical coupler light emitting diode
Normal work is held, the ZO mouthfuls of pulse signals that can produce frequency identical with civil power are input to computer microprocessor, when power button is pressed
When lower, power button normal-closed end 3 is hanging, and now photoelectrical coupler light-emitting diodes pipe end no signal is produced, ZO mouthfuls of pulse-free signals,
So as to which computer microprocessor detects off signal, after order of the computer microprocessor before operation shutdown, it is by SD mouthfuls of set
Low level, power supply relay disconnects, the circuit control system power-off of whole machine, realizes Bye-byes function
Therefore, the utility model has advantages below：
（1）, Bye-byes, by press power key trigger off signal after, computer microprocessor (CPU) receives shutdown
Signal, the order to be performed before microprocessor operation shutdown, Wait Order is disposed, by the input for controlling power supply relay
Delivery outlet (IO) causes power supply relay to disconnect, the circuit control system power-off of whole machine, realizes Bye-byes function.
（2）, security, reliability it is high, computer microprocessor (CPU) can directly control the circuit control system of whole machine
Power-off, when computer microprocessor detects machine control runaway electric circuit（Such as：Electric heating system）, microprocessor can be by this machine
The circuit control system power-off of device, improves security, the reliability of whole machine.
（3）, isolation features, this solution made civil power and whole machine circuit control system by photoelectrical coupler
DC low-voltage signal is kept apart, and meets Safety Approval requirement.
（4）, be widely used, this technology be applied to all energizations, need to meet European energy consumption standard requirement, with electricity
Brain microprocessor, intelligent high end home electrical equipment.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model description, or directly or indirectly it is used in other phases
The technical field of pass, is similarly included in scope of patent protection of the present utility model.
Claims (5)
1. a kind of coffee machine standby zero power consumption circuit, it is characterised in that including：Circuit control system, power-line plug, power line
Plug zero line, power-line plug live wire, power supply relay, power switch, the power supply relay and power switch, the power supply
Switch has normally opened end, three ports of common port and normal-closed end,
It is electrically connected between the power-line plug zero line and circuit control system, the power-line plug live wire and power supply relay
It is connected between device normally opened contact and the normally opened contact of power switch.
2. coffee machine standby zero power consumption circuit according to claim 1, it is characterised in that described circuit control system bag
Contain computer microprocessor, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th electricity
Resistance and the first diode, the computer microprocessor include input/output interface, the first resistor, the 4th resistance and computer
Microprocessor includes input interface and is connected, the output interface of the computer microprocessor and 3rd resistor, the 5th resistance, the
It is connected between six resistance, second resistance, the 7th resistance, the first diode, first diode and the 6th resistance, the 7th electricity
Resistance is in parallel, is connected between 3rd resistor, second resistance, the 5th resistance.
3. coffee machine standby zero power consumption circuit according to claim 2, it is characterised in that the first resistor and the 7th electricity
Resistance is disposed as 10K ohm, and the 4th resistance is set to 1K ohm, and second resistance and the 5th resistance are set to 90K ohm, and described the
Six resistance are set to 14K ohm, and the second resistance is set to 2K ohm.
4. coffee machine standby zero power consumption circuit according to claim 1, it is characterised in that the normally opened end of the power switch
It is electrically connected with the positive pole of power supply relay, the negative pole of the common port and power supply relay is electrically connected with, normal-closed end and circuit
Control system is connected.
5. coffee machine standby zero power consumption circuit according to claim 1, it is characterised in that the power supply relay is with exchanging
Electric power line input zero line series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720094032.1U CN206557573U (en) | 2017-01-24 | 2017-01-24 | A kind of coffee machine standby zero power consumption circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720094032.1U CN206557573U (en) | 2017-01-24 | 2017-01-24 | A kind of coffee machine standby zero power consumption circuit |
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| CN206557573U true CN206557573U (en) | 2017-10-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597959A (en) * | 2017-01-24 | 2017-04-26 | 苏州咖博士咖啡系统科技有限公司 | Coffee machine standby zero-power-consumption circuit |
-
2017
- 2017-01-24 CN CN201720094032.1U patent/CN206557573U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597959A (en) * | 2017-01-24 | 2017-04-26 | 苏州咖博士咖啡系统科技有限公司 | Coffee machine standby zero-power-consumption circuit |
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