CN107844078A - Single live wire power getting circuit and electricity-fetching method - Google Patents
Single live wire power getting circuit and electricity-fetching method Download PDFInfo
- Publication number
- CN107844078A CN107844078A CN201711069068.5A CN201711069068A CN107844078A CN 107844078 A CN107844078 A CN 107844078A CN 201711069068 A CN201711069068 A CN 201711069068A CN 107844078 A CN107844078 A CN 107844078A
- Authority
- CN
- China
- Prior art keywords
- relay
- converter
- live wire
- power supply
- control system
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/565—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
The invention provides single live wire power getting circuit and electricity-fetching method, it is related to home circuit technical field, in the case of being included in relay system closure, the output end of high pressure micro battery is connected by relay system with the input of constant current regulated power supply system, the output end of constant current regulated power supply system is connected by DC DC converters with control system, is powered from constant current regulated power supply system is continual to control system；In the case where relay system disconnects, the output end of high pressure micro battery passes sequentially through AC DC converters and DC DC converters are connected with control system, relay system is also connected with DC DC converters and control system respectively, is powered from high pressure micro battery is continual to control system.The present invention can simplify circuit structure, reduce cost, save power consumption and improve stability, reliability.
Description
Technical field
The present invention relates to home circuit technical field, more particularly, to single live wire power getting circuit and electricity-fetching method.
Background technology
Because common tradition machinery Wall switch box is mostly single live wire wiring, and upgrades in smart home and realize intellectuality
Novel intelligent switch energy direct substitution old mechanical switch on wall is required during transformation and without rewiring, in order to solve this
Problem, intelligent switch all necessarily require to use single live wire power supply mode, and its core is exactly single live wire power getting technology.Single live wire power getting
The difficult point of technology is, when light fixture is closed, single fiery intelligent switch is to access power network after being connected with light fixture, therefore flows through intelligence and open
As closing and with the size of current of light fixture being, the small Intelligent switching circuit that may result in of electric current can not work, if electric current is excessive
The problems such as light fixture can be caused to have intermittent flicker.
The DC power supplies design of single live wire intelligent switch needs emphasis to consider two problems：On the one hand reduce as far as possible
Stand-by power consumption, reduce standby current, avoid the occurrence of flicker or glimmer after lamp closes；On the other hand it is to need to provide enough output
Electric current electron ON-OFF control circuit.Both ends pressure difference when power taking is by switching off during due to switch come power taking,
When the switch is closed just without pressure difference can not power taking, so may result in dead electricity problem out of control when control circuit is opened.For this
One problem, there is many solution to occur, but some or it is more complicated, circuit cost is also higher.
The way to take power of some single-fire-wire electronic switch mainly has transformer frequency response conversion power taking method and surpassed in the market
Micro energy lose power supply changeover device power taking method.Wherein, transformer frequency response conversion power taking method, program circuit stability is poor, and production is adjusted
It is higher to try extremely difficult and defective products, and it is very limited to load compatibility.Due to the very low-power consumption of transformer conversion regime efficiency
It is higher, with electricity-saving lamp or LED it is possible that closing continuous phenomenon and scintillation occur, meeting when controlling low power load
There is scintillation.Ultra-micro power consumption power supply changeover device power taking method, power taking is by switching off when the program is due to switch
When both ends pressure difference carry out power taking, when the switch is closed just without pressure difference can not power taking, so may result in control circuit and open
When dead electricity problem out of control.In order to solve control system power down problem out of control, increase on off state detection of power loss electricity in the market
Road, but after increasing switch condition detection circuit, circuit is complicated, extra circuits power consumption, circuit cost increase, and need
Instantaneous of short duration power-off forms the power supply that pressure difference maintains a period of time for control system, when control system electricity exhausts, still
Need to repeat said process, the method does not solve the problems, such as uninterrupted power supply thoroughly.
The content of the invention
In view of this, it is an object of the invention to provide single live wire power getting circuit and electricity-fetching method, to simplify circuit structure,
Cost is reduced, power consumption is saved and improves stability, reliability.
In a first aspect, the embodiments of the invention provide a kind of single live wire power getting circuit, wherein, including：High pressure micro battery, perseverance
Flow regulated power supply system, relay system, AC-DC converter, DC-DC converter and control system；
In the case where the relay system closes, the output end of the high pressure micro battery also passes through the relay system
System is connected with the input of the constant current regulated power supply system, and the output end of the constant current regulated power supply passes through the DC-DC
Converter is connected with the control system；
In the case where the relay system disconnects, the output end of the high pressure micro battery passes sequentially through the AC-DC
Converter and the DC-DC converter are connected with the control system；
The relay system is also connected with the DC-DC converter and the control system respectively.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein, institute
Stating high pressure micro battery includes live wire L, zero line N, load R, rectifier bridge BR, relay J1 and relay J2；
The live wire L is connected by the relay J1 with the first end of the rectifier bridge BR, the zero line N by after
Electrical equipment J2 is connected with loading R one end, and the other end of the load R is connected with the second end of the rectifier bridge BR, described
Rectifier bridge BR the 3rd end is connected with the AC-DC converter, the 4th end ground connection of the rectifier bridge BR.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of second of first aspect, wherein, institute
Stating constant current regulated power supply system includes constant current regulated power supply, diode D1 and electric capacity C2, wherein, the constant current regulated power supply includes
Voltage-stabiliser tube ZW, triode Q1 and electric capacity C1；
The colelctor electrode of the triode Q1 negative electrode with the voltage-stabiliser tube ZW, one end of the electric capacity C1, described two respectively
Pole pipe D1 anode is connected with the relay system, and the base stage of the triode Q1 is connected with the anode of the voltage-stabiliser tube ZW
Connect, the emitter stage of the triode Q1 is connected and connect with the other end of the electric capacity C1 and one end of the electric capacity C2 respectively
Ground, the negative electrode of the diode D1 convert with the other end of the electric capacity C2 and the relay system, the AC-DC respectively
Intersection point between device and the DC-DC converter is connected.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the third of first aspect, wherein, institute
Stating relay system includes relay J3 and triode Q2；
The first end of the relay J1 rectifier bridge BR with the high pressure micro battery and the AC-DC converter phase respectively
Connection, the second end of the relay J1 are connected with the constant current regulated power supply system, the 3rd end point of the relay J1
It is not connected with the AC-DC converter and the DC-DC converter, the 4th end and the triode Q2 of the relay J1
Colelctor electrode be connected, the base stage of the triode Q2 is connected with the control system, and the emitter stage of the triode Q2 connects
Ground.
With reference to the third possible embodiment of first aspect, the embodiments of the invention provide the 4th of first aspect kind
Possible embodiment, wherein, the voltage of the voltage-stabiliser tube ZW is 5.1V.
With reference to the third possible embodiment of first aspect, the embodiments of the invention provide the 5th of first aspect kind
Possible embodiment, wherein, the constant current regulated power supply is 5.7V constant current regulated power supplies.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 6th of first aspect kind, wherein, institute
Stating control system includes micro-control unit and wireless module.
Second aspect, the embodiment of the present invention also provide a kind of single live wire power getting method, wherein, methods described includes：
In the case where load R is connected, control system generation conductivity control signal, and according to the conductivity control signal control
Triode Q2 conductings processed, and then relay J3 is powered and closed, in the case where the relay J3 is closed, constant current regulated power supply
First voltage signal is exported by diode D2, and the first voltage signal is delivered to DC-DC converter, the DC-DC
Converter the first voltage signal is changed after export second voltage signal, and by the second voltage signal transmit to
The control system.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of the first of second aspect, wherein, institute
Stating method also includes：
In the case where the load R disconnects, the control system generation disconnects control signal, and is controlled according to described disconnect
Signal processed controls the triode Q2 to disconnect, and the relay J3 is powered off and disconnected, in the case where the relay J3 disconnects,
The ohmic leakage of the load R exports to rectifier bridge BR output leakage currents, the rectifier bridge BR after carrying out rectification to the leakage current
DC signal, and the DC signal is transmitted to AC-DC converter, the AC-DC converter is by the direct current telecommunications
The first voltage signal is exported after number being changed, and the first voltage signal is transmitted to the DC-DC converter, institute
State and the second voltage signal is exported after DC-DC converter is changed the first voltage signal, and it is electric by described second
Pressure signal is transmitted to the control system.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of second of second aspect, wherein, institute
It is 5V to state first voltage signal, the second voltage signal 3.3V.
The embodiment of the present invention brings following beneficial effect：Single live wire power getting circuit and electricity-fetching method provided by the invention,
Be related to home circuit technical field, including high pressure micro battery, constant current regulated power supply system, relay system, AC-DC converter,
DC-DC converter and control system, in the case where relay system closes, the output end of high pressure micro battery passes through relay system
System is connected with the input of constant current regulated power supply system, and the output end of constant current regulated power supply passes through DC-DC converter and control
System is connected, and is powered from constant current regulated power supply system is continual to control system；In the case where relay system disconnects,
The output end of high pressure micro battery passes sequentially through AC-DC converter and DC-DC converter is connected with control system, relay system
Also it is connected respectively with DC-DC converter and control system, is powered from high pressure micro battery is continual to control system.The present invention
Circuit structure can be simplified, reduce cost, power consumption is saved and improve stability, reliability.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and obtained in accompanying drawing.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the single live wire power getting circuit that the embodiment of the present invention one provides；
Fig. 2 is the circuit diagram for the single live wire power getting circuit that the embodiment of the present invention one provides；
Fig. 3 is the circuit diagram for the constant current regulated power supply system that the embodiment of the present invention one provides；
Fig. 4 is the circuit diagram for the relay system that the embodiment of the present invention one provides.
Icon：
100- high pressure micro batteries；200-AC-DC converters；300-DC-DC converters；400- control systems；500- relays
Device system；600- constant current regulated power supply systems.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Technical scheme be clearly and completely described, it is clear that described embodiment is part of the embodiment of the present invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
At present, for requiring that Novel intelligent switch energy direct substitution is old when intellectualized reconstruction is realized in smart home upgrading
Mechanical switch on wall and without rewiring, in order to solve this problem, the power taking of some single-fire-wire electronic switch of in the market
Mode mainly has transformer frequency response conversion power taking method and ultra-micro power consumption power supply changeover device power taking method.Wherein, transformer frequency response converts
Power taking method, program circuit stability is poor, and scheduling and planning is extremely difficult and defective products is higher, and load compatibility have very much
Limit.Because the very low-power consumption of transformer conversion regime efficiency is higher, band electricity-saving lamp or LED it is possible that close continuous phenomenon and
There is scintillation, scintillation occurs when controlling low power load.Ultra-micro power consumption power supply changeover device power taking method, the program
Both ends pressure difference when power taking is by switching off during due to switch is come power taking, when the switch is closed just without pressure difference
Can not power taking, so may result in dead electricity problem out of control when control circuit is opened.In order to solve control system power down problem out of control, mesh
Preceding in the market is using increase on off state power-fail detection circuit, but after increasing switch condition detection circuit, and circuit is complicated, additionally
When increasing circuit power consumption, circuit cost increase, and needing instantaneous of short duration power-off to form pressure difference to maintain one section for control system
Between power supply, when control system electricity exhausts, it is still desirable to repeat said process, the method thoroughly solves uninterrupted supply
The problem of electric.
Based on this, single live wire power getting circuit and electricity-fetching method provided in an embodiment of the present invention, circuit structure can be simplified, dropped
Low cost, save power consumption and improve stability, reliability.
For ease of understanding the present embodiment, the single live wire power getting circuit disclosed in the embodiment of the present invention is carried out first
It is discussed in detail.
Embodiment one：
Fig. 1 is the structural representation for the single live wire power getting circuit that the embodiment of the present invention one provides.
Reference picture 1, single live wire power getting circuit includes from overall structure：High pressure micro battery 100, constant current regulated power supply system
600th, relay system 500, AC-DC converter 200, DC-DC converter 300 and control system 400.
In the case where relay system 500 closes, the output end of high pressure micro battery 100 by relay system 500 with
The input of constant current regulated power supply system 600 is connected, and the output end of constant current regulated power supply passes through DC-DC converter 300 and control
System 400 processed is connected；
In the case where relay system 500 disconnects, the output end of high pressure micro battery 100 also passes sequentially through AC-DC conversion
Device 200 and DC-DC converter 300 are connected with control system 400；
Relay system 500 is also connected with DC-DC converter 300 and control system 400 respectively.
Further, the particular circuit configurations of single live wire power getting circuit are as shown in Figure 2.High pressure micro battery 100 includes live wire
L, zero line N, load R, rectifier bridge BR, relay J1 and relay J2；The first end that live wire L passes through relay J1 and rectifier bridge BR
It is connected, zero line N is connected by relay J2 with loading R one end, loads the R other end and rectifier bridge BR the second end phase
Connection, rectifier bridge BR the 3rd end are connected with AC-DC converter 200, rectifier bridge BR the 4th end ground connection.
As shown in figure 3, constant current regulated power supply system 600 includes constant current regulated power supply, diode D1 and electric capacity C2, wherein,
Constant current regulated power supply system 600 includes voltage-stabiliser tube ZW, triode Q1 and electric capacity C1；Triode Q1 colelctor electrode respectively with voltage-stabiliser tube
ZW negative electrode, electric capacity C1 one end, diode D1 anode are connected with the relay J3 of relay system 500, triode Q1
Base stage be connected with voltage-stabiliser tube ZW anode, triode Q1 emitter stage respectively with the electric capacity C1 other end and electric capacity C2 one
End is connected and is grounded, the diode D1 negative electrode other end and relay system 500 with electric capacity C2, AC-DC conversion respectively
Intersection point between device 200 and DC-DC converter 300 is connected.Here, voltage-stabiliser tube ZW voltage can be 5.1V, constant-current voltage-stabilizing
Power supply can be 5.7V constant current regulated power supplies.
As shown in figure 4, relay system 500 includes relay J3 and triode Q2；Relay J1 first end respectively with
The rectifier bridge BR of high pressure micro battery 100 is connected with AC-DC converter 200, relay J1 the second end respectively with constant-current voltage-stabilizing
Voltage-stabiliser tube ZW negative electrode, triode Q1 colelctor electrode, electric capacity C1 one end are connected with diode D1 anode in power-supply system 600
Connecing, relay J1 the 3rd end is connected with AC-DC converter 200 and DC-DC converter 300 respectively, and the 4th of relay J1 the
End is connected with triode Q2 colelctor electrode, and triode Q2 base stage is connected with control system 400, triode Q2 emitter stage
Ground connection.
Control system 400 includes micro-control unit and wireless module etc..
The operation principle of single live wire power getting circuit is：
Constant current regulated power supply is connected with relay J3.When control system 400 makes triode Q2 conductings, relay J3 coils
It is powered, relay J3 closures, now, constant current regulated power supply export 5.7V voltage, and by diode D1 to control system 400
5V power voltage supply is provided；
When relay J3 disconnects, relay J3 both ends formation pressure difference automatically switches to high pressure micro battery 100 and powered, i.e.
When load R is not switched on, the ohmic leakage for loading R provides leakage current, promotes AC-DC converter 200 to export 5V voltage, then lead to
The conversion output of DC-DC converter 300 3.3V voltage is crossed, maintains control system 400 to work.
The single live wire power getting circuit that the present embodiment provides utilizes civil power after relay J3 conductings by constant current regulated power supply
A part of voltage maintain control system 400 to power, it is not necessary to of short duration disconnection relay J3 carrys out power taking, and load R can be always
Remain powered on, make load R steady operations.And circuit structure is very simple, power consumption can be saved, improves reliability.
Embodiment two：
The embodiment of the present invention additionally provides single live wire power getting method.Based on above-mentioned single live wire power getting circuit, single live wire power getting
Method includes following content：
In the case where load R is connected, control system generation conductivity control signal, and control three according to conductivity control signal
Pole pipe Q2 is turned on, and then relay J3 is powered and closed, and in the case where relay J3 is closed, constant current regulated power supply passes through two poles
Pipe D2 exports 5V first voltage signal, and 5V first voltage signal is delivered into DC-DC converter, and DC-DC converter will
5V first voltage signal exports 3.3V second voltage signal after being changed, and 3.3V second voltage signals are transmitted to control
System processed.
Further, in the case where load R disconnects, control system generation disconnects control signal, and is controlled according to disconnecting
Signal control triode Q2 is disconnected, and relay J3 is powered off and disconnected, and in the case where relay J3 disconnects, loads R ohmic leakage
To rectifier bridge BR output leakage currents, rectifier bridge BR exports DC signal after carrying out rectification to leakage current, and by DC signal
Transmit to AC-DC converter, AC-DC converter exports 5V first voltage signal after DC signal is changed, and will
5V first voltage signal is transmitted to DC-DC converter, DC-DC converter and exported after 5V first voltage signal is changed
3.3V second voltage signal, and 3.3V second voltage signal is transmitted to control system.
The embodiment of the present invention brings following beneficial effect：Single live wire power getting circuit and electricity-fetching method provided by the invention,
Be related to home circuit technical field, including high pressure micro battery, constant current regulated power supply system, relay system, AC-DC converter,
DC-DC converter and control system, in the case where relay system closes, the output end of high pressure micro battery passes through relay system
System is connected with the input of constant current regulated power supply system, and the output end of constant current regulated power supply passes through DC-DC converter and control
System is connected, and is powered from constant current regulated power supply system is continual to control system；In the case where relay system disconnects,
The output end of high pressure micro battery passes sequentially through AC-DC converter and DC-DC converter is connected with control system, relay system
Also it is connected respectively with DC-DC converter and control system, is powered from high pressure micro battery is continual to control system.The present invention
Circuit structure can be simplified, reduce cost, power consumption is saved and improve stability, reliability.
In all examples being illustrated and described herein, any occurrence should be construed as merely exemplary, without
It is that therefore, other examples of exemplary embodiment can have different values as limitation.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
In addition, in the description of the embodiment of the present invention, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and system, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, can be with
Realize by another way.Device embodiment described above is only schematical, for example, the division of the system,
Only a kind of division of logic function, can there is other dividing mode when actually realizing, in another example, multiple systems or component can
To combine or be desirably integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or beg for
The mutual coupling of opinion or direct-coupling or communication connection can be by some communication interfaces, device or system it is indirect
Coupling or communication connection, can be electrical, mechanical or other forms.
The system illustrated as separating component can be or may not be physically separate, show as system
The part shown can be or may not be physical system, you can with positioned at a place, or can also be distributed to multiple
In network system.Some or all of system therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each function system in each embodiment of the present invention can be integrated in a processing system, can also
That each system is individually physically present, can also two or more system integrations in a system.
Finally it should be noted that：Embodiment described above, it is only the embodiment of the present invention, to illustrate the present invention
Technical scheme, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those within the art that：Any one skilled in the art
The invention discloses technical scope in, it can still modify to the technical scheme described in previous embodiment or can be light
Change is readily conceivable that, or equivalent substitution is carried out to which part technical characteristic；And these modifications, change or replacement, do not make
The essence of appropriate technical solution departs from the spirit and scope of technical scheme of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
- A kind of 1. single live wire power getting circuit, it is characterised in that including：High pressure micro battery, constant current regulated power supply system, relay system System, AC-DC converter, DC-DC converter and control system；In the case where the relay system closes, the output end of the high pressure micro battery passes through the relay system and institute The input for stating constant current regulated power supply system is connected, and the output end of the constant current regulated power supply passes through the DC-DC converter It is connected with the control system；In the case where the relay system disconnects, the output end of the high pressure micro battery also passes sequentially through the AC-DC and become Parallel operation and the DC-DC converter are connected with the control system；The relay system is also connected with the DC-DC converter and the control system respectively.
- 2. single live wire power getting circuit according to claim 1, it is characterised in that the high pressure micro battery includes live wire L, zero Line N, load R, rectifier bridge BR, relay J1 and relay J2；The live wire L is connected by the relay J1 with the first end of the rectifier bridge BR, and the zero line N passes through relay J2 is connected with loading R one end, and the other end of the load R is connected with the second end of the rectifier bridge BR, the rectification Bridge BR the 3rd end is connected with the AC-DC converter, the 4th end ground connection of the rectifier bridge BR.
- 3. single live wire power getting circuit according to claim 1, it is characterised in that the constant current regulated power supply system includes perseverance Flow voltage-stabilized power supply, diode D1 and electric capacity C2, wherein, the constant current regulated power supply system include voltage-stabiliser tube ZW, triode Q1 and Electric capacity C1；The colelctor electrode of the triode Q1 negative electrode with the voltage-stabiliser tube ZW, one end of the electric capacity C1, the diode respectively D1 anode is connected with the relay system, and the base stage of the triode Q1 is connected with the anode of the voltage-stabiliser tube ZW, The emitter stage of the triode Q1 is connected and is grounded, institute with the other end of the electric capacity C1 and one end of the electric capacity C2 respectively State diode D1 negative electrode respectively with the other end of the electric capacity C2 and the relay system, the AC-DC converter and Intersection point between the DC-DC converter is connected.
- 4. single live wire power getting circuit according to claim 1, it is characterised in that the relay system includes relay J3 With triode Q2；The first end of the relay J1 is connected with the rectifier bridge BR of the high pressure micro battery and the AC-DC converter respectively Connect, the second end of the relay J1 is connected with the constant current regulated power supply system, the 3rd end difference of the relay J1 It is connected with the AC-DC converter and the DC-DC converter, the 4th end of the relay J1 is with the triode Q2's Colelctor electrode is connected, and the base stage of the triode Q2 is connected with the control system, the grounded emitter of the triode Q2.
- 5. single live wire power getting circuit according to claim 3, it is characterised in that the voltage of the voltage-stabiliser tube ZW is 5.1V.
- 6. single live wire power getting circuit according to claim 3, it is characterised in that the constant current regulated power supply is 5.7V constant currents Voltage-stabilized power supply.
- 7. single live wire power getting circuit according to claim 1, it is characterised in that the control system includes micro-control unit And wireless module.
- A kind of 8. single live wire power getting method, it is characterised in that methods described includes：In the case where load R is connected, control system generation conductivity control signal, and control three according to the conductivity control signal Pole pipe Q2 is turned on, and then relay J3 is powered and closed, and in the case where the relay J3 is closed, constant current regulated power supply passes through Diode D2 exports first voltage signal, and the first voltage signal is delivered into DC-DC converter, the DC-DC conversion Device exports second voltage signal after the first voltage signal is changed, and the second voltage signal is transmitted to described Control system.
- 9. single live wire power getting method according to claim 8, it is characterised in that methods described also includes：In the case where the load R disconnects, the control system generation disconnects control signal, and disconnects control letter according to described Number control triode Q2 is disconnected, and the relay J3 power off and disconnected, described in the case of relay J3 disconnections The ohmic leakage for loading R exports direct current to rectifier bridge BR output leakage currents, the rectifier bridge BR after carrying out rectification to the leakage current Electric signal, and the DC signal is transmitted to AC-DC converter, the AC-DC converter enters the DC signal The first voltage signal is exported after row conversion, and the first voltage signal is transmitted to the DC-DC converter, it is described DC-DC converter exports the second voltage signal after the first voltage signal is changed, and by the second voltage Signal is transmitted to the control system.
- 10. single live wire power getting method according to claim 8, it is characterised in that the first voltage signal is 5V, described Second voltage signal 3.3V.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711069068.5A CN107844078A (en) | 2017-11-02 | 2017-11-02 | Single live wire power getting circuit and electricity-fetching method |
| PCT/CN2018/081907 WO2018184563A1 (en) | 2017-04-07 | 2018-04-04 | Switch element, switch system, pcb isolation plate assembly, smart terminal housing, smart terminal element, terminal assembly, socket, switch, smart device control device, smart device control system, switch button with light transmission indication function, and single hot wire power drawing circuit and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711069068.5A CN107844078A (en) | 2017-11-02 | 2017-11-02 | Single live wire power getting circuit and electricity-fetching method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107844078A true CN107844078A (en) | 2018-03-27 |
Family
ID=61681283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711069068.5A Pending CN107844078A (en) | 2017-04-07 | 2017-11-02 | Single live wire power getting circuit and electricity-fetching method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107844078A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018184563A1 (en) * | 2017-04-07 | 2018-10-11 | 荷花科技（北京）有限公司 | Switch element, switch system, pcb isolation plate assembly, smart terminal housing, smart terminal element, terminal assembly, socket, switch, smart device control device, smart device control system, switch button with light transmission indication function, and single hot wire power drawing circuit and method |
| CN109638979A (en) * | 2018-11-06 | 2019-04-16 | 全球能源互联网研究院有限公司 | A kind of protective device and method of magnetic resonance wireless power transmission equipment receiving end |
| CN110139442A (en) * | 2019-05-27 | 2019-08-16 | 山东领图信息科技股份有限公司 | A kind of high efficiency long service low-temperature-rise high current list firewire all-wave power-supply circuit |
| CN110906418A (en) * | 2018-09-14 | 2020-03-24 | 苏州迪芬德物联网科技有限公司 | Intelligent bathroom heater control system |
| US11082041B2 (en) | 2019-06-28 | 2021-08-03 | Realtek Semiconductor Corporation | Switching circuit and operation method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200966042Y (en) * | 2006-06-08 | 2007-10-24 | 北京玛德利智能电器有限公司 | Two-wire touch type electronic switch |
| CN201754564U (en) * | 2010-01-26 | 2011-03-02 | 刘远 | Voltage stabilizing circuit |
| CN201797529U (en) * | 2010-08-26 | 2011-04-13 | 董世杰 | TCP or IP-based single-live wire intelligent home control device |
| CN102548148A (en) * | 2012-01-10 | 2012-07-04 | 江苏三显照明科技有限公司 | Integrated LED (Light Emitting Diode) ceiling lamp independently powered by firing line |
| CN202514151U (en) * | 2012-03-16 | 2012-10-31 | 深圳市欧瑞博电子有限公司 | Electricity getting device of single live wire |
| CN103036444A (en) * | 2011-09-30 | 2013-04-10 | 海洋王照明科技股份有限公司 | Voltage regulator circuit |
| CN204157116U (en) * | 2014-09-30 | 2015-02-11 | 南京物联传感技术有限公司 | A kind of intelligent wireless list live wire switch |
| CN204217167U (en) * | 2014-09-04 | 2015-03-18 | 厦门网拓科技有限公司 | Single live wire touches lamp control switch |
| CN105323922A (en) * | 2015-10-14 | 2016-02-10 | 深圳市二八智能家居有限公司 | Lithium battery based single firing line power-taking apparatus |
-
2017
- 2017-11-02 CN CN201711069068.5A patent/CN107844078A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200966042Y (en) * | 2006-06-08 | 2007-10-24 | 北京玛德利智能电器有限公司 | Two-wire touch type electronic switch |
| CN201754564U (en) * | 2010-01-26 | 2011-03-02 | 刘远 | Voltage stabilizing circuit |
| CN201797529U (en) * | 2010-08-26 | 2011-04-13 | 董世杰 | TCP or IP-based single-live wire intelligent home control device |
| CN103036444A (en) * | 2011-09-30 | 2013-04-10 | 海洋王照明科技股份有限公司 | Voltage regulator circuit |
| CN102548148A (en) * | 2012-01-10 | 2012-07-04 | 江苏三显照明科技有限公司 | Integrated LED (Light Emitting Diode) ceiling lamp independently powered by firing line |
| CN202514151U (en) * | 2012-03-16 | 2012-10-31 | 深圳市欧瑞博电子有限公司 | Electricity getting device of single live wire |
| CN204217167U (en) * | 2014-09-04 | 2015-03-18 | 厦门网拓科技有限公司 | Single live wire touches lamp control switch |
| CN204157116U (en) * | 2014-09-30 | 2015-02-11 | 南京物联传感技术有限公司 | A kind of intelligent wireless list live wire switch |
| CN105323922A (en) * | 2015-10-14 | 2016-02-10 | 深圳市二八智能家居有限公司 | Lithium battery based single firing line power-taking apparatus |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018184563A1 (en) * | 2017-04-07 | 2018-10-11 | 荷花科技（北京）有限公司 | Switch element, switch system, pcb isolation plate assembly, smart terminal housing, smart terminal element, terminal assembly, socket, switch, smart device control device, smart device control system, switch button with light transmission indication function, and single hot wire power drawing circuit and method |
| CN110906418A (en) * | 2018-09-14 | 2020-03-24 | 苏州迪芬德物联网科技有限公司 | Intelligent bathroom heater control system |
| CN109638979A (en) * | 2018-11-06 | 2019-04-16 | 全球能源互联网研究院有限公司 | A kind of protective device and method of magnetic resonance wireless power transmission equipment receiving end |
| CN110139442A (en) * | 2019-05-27 | 2019-08-16 | 山东领图信息科技股份有限公司 | A kind of high efficiency long service low-temperature-rise high current list firewire all-wave power-supply circuit |
| CN110139442B (en) * | 2019-05-27 | 2021-02-26 | 山东领图信息科技股份有限公司 | Low-temperature-rise large-current single-live-wire full-wave power taking circuit |
| US11082041B2 (en) | 2019-06-28 | 2021-08-03 | Realtek Semiconductor Corporation | Switching circuit and operation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107844078A (en) | Single live wire power getting circuit and electricity-fetching method | |
| TWI437791B (en) | Networked dc power system | |
| CN204859693U (en) | Single live wire switching system of intelligence | |
| CN103560550B (en) | One can be powered and charging device to mobile electronic device simultaneously | |
| CN104333036B (en) | Multi-source coordination control system | |
| CN106716775B (en) | Uninterruptible power system with preliminary filling electric transducer | |
| CN205123401U (en) | Super capacitor UPS device based on buck circuit | |
| CN207518328U (en) | A kind of terminal device and wireless charging system | |
| CN106357116B (en) | A kind of major loop and its control method for micro-grid system charge and discharge device | |
| CN208190338U (en) | A kind of low-loss power switching circuit | |
| CN204334104U (en) | A kind of wireless sensor network node of multiple-energy-source mode power | |
| CN103683397A (en) | Uninterruptible power supply circuit and control method thereof | |
| CN201097176Y (en) | Power controller | |
| CN204465566U (en) | The electric power management circuit of micro-capacitance sensor communication system | |
| CN104300575A (en) | Low-power distributed photovoltaic power generation system combined with energy storage battery | |
| CN105958468A (en) | V2G direct-current bidirectional energy storage current transformer | |
| CN106300632B (en) | DC uninterrupted remote electric power system | |
| CN105119363B (en) | A kind of HVDC uninterruptible power systems for intelligent grid | |
| CN111371093B (en) | Non-isolated hybrid flexible loop closing device and control method | |
| CN204334121U (en) | Based on the transmission line online communication system that wind light mutual complementing is powered | |
| CN202602356U (en) | A power supply switching device with double DC inputs | |
| CN201418067Y (en) | Intelligent remote control switch with magnetic latching relay | |
| CN207868990U (en) | It is a kind of for electric installation | |
| CN207304149U (en) | A kind of microcomputer system power supply is met an urgent need conversion circuit | |
| CN206602402U (en) | A kind of self-powered distributed intelligence distribution terminal system and its self-power supply device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180801 Address after: 100084 CB101-104, 8 East Tower, 1 Zhongguancun East Road, Haidian District, Beijing. Applicant after: Lotus Technology (Beijing) Co., Ltd. Address before: 100000 Beijing, Haidian District, Shanghai 26 Road, 3 floor, 318 room. Applicant before: BEIJING COCLEAN TECHNOLOGY CO., LTD. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180327 |