CN103872751B - Electric supply installation and wireless network communications system - Google Patents
Electric supply installation and wireless network communications system Download PDFInfo
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- CN103872751B CN103872751B CN201210552362.2A CN201210552362A CN103872751B CN 103872751 B CN103872751 B CN 103872751B CN 201210552362 A CN201210552362 A CN 201210552362A CN 103872751 B CN103872751 B CN 103872751B
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Abstract
A kind of electric supply installation and wireless network communications system, wireless network communications system includes wireless network communication apparatus and electric supply installation.Electric supply installation includes power supply unit, power sense circuit and wireless communication module.Alternating current power supply is converted to the working power needed for wireless network communication apparatus by power supply unit.Power sense circuit includes rectification circuit, dividing potential drop and mu balanced circuit and photoelectric isolating circuit.Alternating current power supply is converted to DC voltage by rectification circuit, and dividing potential drop and mu balanced circuit provide reference voltage according to DC voltage.Photoelectric isolating circuit detects signal according to reference voltage out-put supply.Power detection signal is wirelessly transmitted to wireless network communication apparatus by wireless communication module.
Description
Technical field
The present invention relates to a kind of electric supply installation and wireless network communications system.
Background technology
In various wireless communication standards, such as Zigbee, Z-wave, WiFi, bluetooth (Bluetooth) and numeral strengthen
Type aerogram (Digital Enhanced Cordless Telecommunication；DECT) standard, radio communications gateway
(gateway) the surging information launched with predetermined power and specific radio channel is provided.Integrate wideband network and phone
The network of communication and the wireless advanced technology of high-quality (Cordless Advanced Technology-Internet and
Quality, CAT-iq) standard is to be developed by dect standard, and DECT ULE ultralow power consumption standard is expected to develop into CAT-
A part for iq standard.Dect standard is a kind of Local Area Network aiming at wireless low-power consumption application in short range and design
(LAN) technology, its advantage includes that communication is interference-free, long haul communication, clear speech, plug and play are installed, and supported words
The transmission of sound, data and image.Additionally, the radio communications gateway meeting DECT ULE standard also has extremely low excellent of power consumption
Point.
The general radio communications gateway using DECT ULE standard is to connect external ac power source with a power supply changeover device, and
External ac power source is converted to the DC source that can use.But, once power supply changeover device lost efficacy or external ac power source power-off
Time, the source of DC source will be lost.Now, if still there being external back-up battery to power, although radio communications gateway can be temporary transient
Running a period of time, but still the when that the electricity also deficiency of once external back-up battery cannot being solved, be likely at any time break
The danger of electricity.
Summary of the invention
It is an object of the invention to provide a kind of electric supply installation and wireless network communications system.
According to the present invention it is proposed that a kind of electric supply installation.Electric supply installation includes power supply unit, power sense circuit and wireless
Communication module.Alternating current power supply is converted to the working power needed for wireless network communication apparatus by power supply unit.Power detecting electricity
Road includes rectification circuit, dividing potential drop and mu balanced circuit and photoelectric isolating circuit.Alternating current power supply is converted to DC voltage by rectification circuit,
And dividing potential drop and mu balanced circuit provide reference voltage according to DC voltage.Photoelectric isolating circuit detects according to reference voltage out-put supply
Signal.Power detection signal is wirelessly transmitted to wireless network communication apparatus by wireless communication module.
According to the present invention it is proposed that a kind of wireless network communications system.Wireless network communications system includes wireless communication
Device and electric supply installation.Electric supply installation includes power supply unit, power sense circuit and wireless communication module.Power supply unit will
Alternating current power supply is converted to the working power needed for wireless network communication apparatus.Power sense circuit include rectification circuit, dividing potential drop and
Mu balanced circuit and photoelectric isolating circuit.Alternating current power supply is converted to DC voltage by rectification circuit, and dividing potential drop and mu balanced circuit according to
DC voltage provides reference voltage.Photoelectric isolating circuit detects signal according to reference voltage out-put supply.Wireless communication module will
Power detection signal is wirelessly transmitted to wireless network communication apparatus.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Fig. 1 is schematically shown as the schematic diagram of a kind of wireless network communications system according to the present embodiment；
Fig. 2 is schematically shown as the block diagram of a kind of electric supply installation according to the present embodiment；
Fig. 3 is schematically shown as the circuit diagram of a kind of power sense circuit according to the present embodiment.
Wherein, reference
1: wireless network communications system
2: wireless network communication apparatus
3: electric supply installation
31: power supply unit
32: power sense circuit
33: wireless communication module
34: reserve battery
35: power output circuit
321: rectification circuit
322: dividing potential drop and mu balanced circuit
323: photoelectric isolating circuit
324: protection circuit
325: level shifting circuit
322a, 322b: bleeder circuit
322c, 322d: voltage stabilizing element
AC: alternating current power supply
AL: power detection signal
DC: DC voltage
BP: stand-by power supply
VR: reference voltage
VDD: working power
D1～D4: diode
D5: zener diode
R1～R15: resistance
C1～C3: electric capacity
Q1: transistor
Detailed description of the invention
Structural principle and operation principle to the present invention are described in detail below in conjunction with the accompanying drawings:
The signal of a kind of wireless network communications system according to the present embodiment it is schematically shown as referring to Fig. 1 and Fig. 2, Fig. 1
Figure, Fig. 2 is schematically shown as the block diagram of a kind of electric supply installation according to the present embodiment.Wireless network communications system 1 includes wireless network
Communicator 2 and electric supply installation 3, and wireless network communication apparatus 2 refers to various types of communication product, for example, has the wireless biography of WiFi
Defeated, the support agreement of IEEE802.11a/b/g wireless communication, Bluetooth wireless communication, Long Term Evolution (long term
Technology, LTE) or the communicator of support Worldwide Interoperability for Microwave access intercommunication interface (WIMAX).For example, wireless network
Communicator 2 is radio communications gateway.
Electric supply installation 3 includes power supply unit (Power Adaptor) 31, power sense circuit 32, wireless communication module
33, reserve battery 34 and power output circuit 35.Alternating current power supply AC is converted to wireless network communication apparatus 2 by power supply unit 31
Required working power VDD, and power sense circuit 32 detects the whether power down of alternating current power supply AC.Reserve battery 34 is in alternating current
During the AC power down of source, it is provided that stand-by power supply BP.Power output circuit 35 selects output power supply VDD or stand-by power supply BP to wireless
Network communication device 2.
Power sense circuit 32 includes rectification circuit 321, dividing potential drop and mu balanced circuit 322, photoelectric isolating circuit 323, protection
Circuit 324 and level shifting circuit 325.Rectification circuit 321 for example, full wave rectifier or half-wave rectifier, and full wave rectifier
E.g. bridge rectifier.Alternating current power supply AC is converted to DC voltage DC by rectification circuit 321.Dividing potential drop and mu balanced circuit 322
Reference voltage VR is provided according to DC voltage DC.Photoelectric isolating circuit 323 detects signal AL according to reference voltage VR out-put supply.Protect
Protection circuit 324 couples photoelectric isolating circuit 323 and dividing potential drop and mu balanced circuit 322.Level shifting circuit 325 couples Phototube Coupling electricity
Road 323, and power detection signal AL exports to wireless communication module 33 through level shifting circuit 325.When the power down of alternating current power supply AC
Time, wireless network communication apparatus 2 enters a battery saving mode according to power detection signal AL.
It should be noted that, if power sense circuit 32 detects working power VDD that power supply unit 31 exported and sentences
The whether power down of disconnected alternating current power supply AC, then need to use the reserve battery 34 of larger capacity.This is because power supply unit 31 will exchange
Power supply AC is converted to working power VDD needs a period of time, follow-up judges according to working power VDD when power sense circuit 32
During the power down of alternating current power supply AC, wireless network communication apparatus 2 has started to the stand-by power supply BP using reserve battery 34 to be provided.
In view of this, the power sense circuit 32 of the present embodiment is not working power VDD of detection power supply unit output
Judge the whether power down of alternating current power supply AC, but directly detection alternating current power supply AC whether power down.So, power sense circuit 32 energy
More instant detect the whether power down of alternating current power supply AC.When the power down of alternating current power supply AC, wireless network communication apparatus 2 can immediately
Battery saving mode is entered according to power detection signal AL.Consequently, it is possible to electric supply installation 3 can use the reserve battery 34 of relatively low capacity,
To reduce production cost.
Refer to Fig. 3, Fig. 3 illustrating is the circuit diagram for a kind of power sense circuit according to the present embodiment.Rectification circuit
321 include diode D1 to D4, and diode D1 to D4 forms a bridge rectifier.Protection circuit 324 includes zener diode
(Zener diode) D5, and level shifting circuit 325 includes resistance R1 and electric capacity C1.Dividing potential drop and mu balanced circuit 322 include dividing potential drop
Circuit 322a, bleeder circuit 322b, voltage stabilizing element 322c and voltage stabilizing element 322d, voltage stabilizing element 322c and voltage stabilizing element 322d in
The present embodiment explanation as a example by electric capacity C2 and electric capacity C3 respectively.
Bleeder circuit 322a couples rectification circuit 321 and photoelectric isolating circuit 323, and voltage stabilizing element 322c couples dividing potential drop electricity
Road 322a and photoelectric isolating circuit 323.Bleeder circuit 322b couples rectification circuit 321 and photoelectric isolating circuit 323, and voltage stabilizing is first
Part 322d couples bleeder circuit 322b.Bleeder circuit 322a includes resistance R2 to R6, and bleeder circuit 322b includes transistor Q1
And resistance R7 to R15.The transistor Q1 of bleeder circuit 322b can further filter out the wave amplitude of DC voltage DC, with provide photoelectricity every
From circuit 323 more accurate reference voltage VR.
Certainly, the present invention also can have other various embodiments, in the case of without departing substantially from present invention spirit and essence thereof, ripe
Know those skilled in the art to work as and can make various corresponding change and deformation according to the present invention, but these change accordingly and become
Shape all should belong to the protection domain of appended claims of the invention.
Claims (14)
1. an electric supply installation, it is characterised in that including:
One power supply unit, in order to be converted to the working power needed for a wireless network communication apparatus by an alternating current power supply；
One power sense circuit, including:
One rectification circuit, in order to be converted to a DC voltage by this alternating current power supply；
One dividing potential drop and mu balanced circuit, in order to provide a reference voltage according to this DC voltage；
One photoelectric isolating circuit, in order to export a power detection signal according to this reference voltage；And
One wireless communication module, in order to be wirelessly transmitted to this wireless network communication apparatus by this power detection signal.
Electric supply installation the most according to claim 1, it is characterised in that when this alternating current power supply power down, this wireless network leads to
T unit enters a battery saving mode according to this power detection signal.
Electric supply installation the most according to claim 1, it is characterised in that also include:
One reserve battery, when this alternating current power supply power down, it is provided that a stand-by power supply；And
One power output circuit, exports this working power or this stand-by power supply to this wireless network communication apparatus in order to selecting.
Electric supply installation the most according to claim 1, it is characterised in that this power sense circuit also includes:
One protection circuit, couples this photoelectric isolating circuit and this dividing potential drop and mu balanced circuit.
Electric supply installation the most according to claim 1, it is characterised in that this power sense circuit also includes:
One level shifting circuit, couples this photoelectric isolating circuit, and this power detection signal exports extremely through this level shifting circuit
This wireless communication module.
Electric supply installation the most according to claim 1, it is characterised in that this rectification circuit is bridge rectifier.
Electric supply installation the most according to claim 1, it is characterised in that this dividing potential drop and mu balanced circuit include:
One first bleeder circuit, in order to couple this rectification circuit and this photoelectric isolating circuit；
One first voltage stabilizing element, couples this first bleeder circuit and this photoelectric isolating circuit；
One second bleeder circuit, in order to couple this rectification circuit and this photoelectric isolating circuit；And
One second voltage stabilizing element, couples this second bleeder circuit.
8. a wireless network communications system, it is characterised in that including:
One wireless network communication apparatus；And
One electric supply installation, including:
One power supply unit, in order to be converted to the working power needed for a wireless network communication apparatus by an alternating current power supply；
One power sense circuit, including:
One rectification circuit, in order to be converted to a DC voltage by this alternating current power supply；
One dividing potential drop and mu balanced circuit, in order to provide a reference voltage according to this DC voltage；
One photoelectric isolating circuit, in order to export a power detection signal according to this reference voltage；And
One wireless communication module, in order to be wirelessly transmitted to this wireless network communication apparatus by this power detection signal.
Wireless network communications system the most according to claim 8, it is characterised in that when this alternating current power supply power down, this nothing
Line network communication device enters a battery saving mode according to this power detection signal.
Wireless network communications system the most according to claim 8, it is characterised in that this electric supply installation also includes:
One reserve battery, when this alternating current power supply power down, it is provided that a stand-by power supply；And
One power output circuit, exports this working power or this stand-by power supply to this wireless network communication apparatus in order to selecting.
11. wireless network communications systems according to claim 8, it is characterised in that this power sense circuit also includes:
One protection circuit, couples this photoelectric isolating circuit and this dividing potential drop and mu balanced circuit.
12. wireless network communications systems according to claim 8, it is characterised in that this power sense circuit also includes:
One level shifting circuit, couples this photoelectric isolating circuit, and this power detection signal exports extremely through this level shifting circuit
This wireless communication module.
13. wireless network communications systems according to claim 8, it is characterised in that this rectification circuit is bridge rectifier.
14. wireless network communications systems according to claim 8, it is characterised in that this dividing potential drop and mu balanced circuit include:
One first bleeder circuit, in order to couple this rectification circuit and this photoelectric isolating circuit；
One first voltage stabilizing element, couples this first bleeder circuit and this photoelectric isolating circuit；
One second bleeder circuit, in order to couple this rectification circuit and this photoelectric isolating circuit；And
One second voltage stabilizing element, couples this second bleeder circuit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210552362.2A CN103872751B (en) | 2012-12-18 | 2012-12-18 | Electric supply installation and wireless network communications system |
| EP13188800.0A EP2747243A3 (en) | 2012-12-18 | 2013-10-16 | Power supply unit and wireless network communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210552362.2A CN103872751B (en) | 2012-12-18 | 2012-12-18 | Electric supply installation and wireless network communications system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103872751A CN103872751A (en) | 2014-06-18 |
| CN103872751B true CN103872751B (en) | 2016-12-28 |
Family
ID=50911007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210552362.2A Active CN103872751B (en) | 2012-12-18 | 2012-12-18 | Electric supply installation and wireless network communications system |
Country Status (1)
| Country | Link |
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| CN (1) | CN103872751B (en) |
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| CN101321211A (en) * | 2008-07-09 | 2008-12-10 | 傲视恒安科技（北京）有限公司 | Apparatus for long-range control of equipment power supply switch through communication network |
| CN201430466Y (en) * | 2009-07-03 | 2010-03-24 | 常州绿威电器有限公司 | Electronic emergency power supply for emergency light |
| CN201508386U (en) * | 2009-08-07 | 2010-06-16 | 北京晧通兴业科技有限公司 | Distribution transformer remote-control monitoring device |
| JP4824468B2 (en) * | 2006-05-15 | 2011-11-30 | ルネサスエレクトロニクス株式会社 | Wireless communication system and control method thereof |
| CN102571131A (en) * | 2012-01-12 | 2012-07-11 | 中兴通讯股份有限公司 | Power supply device, method for managing power supply thereof and wireless communication terminal |
| CN203135560U (en) * | 2012-12-18 | 2013-08-14 | 中怡(苏州)科技有限公司 | Power supply apparatus and wireless network communication system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201477695U (en) * | 2009-09-02 | 2010-05-19 | 福建俊豪电子有限公司 | GSM wireless warning device used for electrical power unit |
-
2012
- 2012-12-18 CN CN201210552362.2A patent/CN103872751B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4824468B2 (en) * | 2006-05-15 | 2011-11-30 | ルネサスエレクトロニクス株式会社 | Wireless communication system and control method thereof |
| CN101321211A (en) * | 2008-07-09 | 2008-12-10 | 傲视恒安科技（北京）有限公司 | Apparatus for long-range control of equipment power supply switch through communication network |
| CN201430466Y (en) * | 2009-07-03 | 2010-03-24 | 常州绿威电器有限公司 | Electronic emergency power supply for emergency light |
| CN201508386U (en) * | 2009-08-07 | 2010-06-16 | 北京晧通兴业科技有限公司 | Distribution transformer remote-control monitoring device |
| CN102571131A (en) * | 2012-01-12 | 2012-07-11 | 中兴通讯股份有限公司 | Power supply device, method for managing power supply thereof and wireless communication terminal |
| CN203135560U (en) * | 2012-12-18 | 2013-08-14 | 中怡(苏州)科技有限公司 | Power supply apparatus and wireless network communication system |
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| Publication number | Publication date |
|---|---|
| CN103872751A (en) | 2014-06-18 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Suzhou Industrial Park Suzhou city Jiangsu province 215021 Tang Zhuang Road No. 8 Applicant after: ZHONGLEI ELECTRONIC (SUZHOU) CO., LTD. Applicant after: SerComm Corporation Address before: Suzhou Industrial Park Suzhou city Jiangsu province 215021 Tang Zhuang Road No. 8 Applicant before: Zhongyi (Suzhou) Technology Co., Ltd. Applicant before: SerComm Corporation |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: SERNET (SUZHOU) TECHNOLOGIES CORPORATION TO: ZHONGLEI ELECTRONICS (SUZHOU) CO., LTD. |
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| GR01 | Patent grant |