CN103066558A - Lightning protection isolator of internet of things - Google Patents
Lightning protection isolator of internet of things Download PDFInfo
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- CN103066558A CN103066558A CN2012105516258A CN201210551625A CN103066558A CN 103066558 A CN103066558 A CN 103066558A CN 2012105516258 A CN2012105516258 A CN 2012105516258A CN 201210551625 A CN201210551625 A CN 201210551625A CN 103066558 A CN103066558 A CN 103066558A
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Abstract
A lightning protection isolator of internet of things is composed of a mobile communication module, a single chip microcomputer, a relay driver, an alternating current-direct current (AC-DC) converter, a standby power, a direct current power module and a plurality of lightning protection isolating relay. The lightning protection isolator of the internet of things has the advantages that power and circuit of need-to-protect electronic equipment can be completely cut off, consequently, a channel for lightning to damage the electronic equipment can be fundamentally removed; users can conveniently and fast achieve long distance lightning protection isolating and resuming normal operation at any time and any place by using mobile phones, consequently, the problem that switching is not timely in thunder and lightning emergencies is solved, lightning prevention reliability can be greatly improved, and lightening prevention cost is lost, and loss of users in thunder and lightning disasters can be greatly lowered and even eliminated.
Description
Technical field
The present invention relates to lightning-protection system, Public Address system.
Background technology
As everyone knows, electronic equipment is damaged by thunder and lightning easily, brings about great losses to the user, and therefore, for these years, how effectively the electronic equipment lightning protection just becomes the problem of vast design of electronic products personnel's headache.For the decentralized system equipment, especially campus educational broadcast system (circuit is many, the wiring area is large) has lightening arresting method now nothing more than lightning protection component (surge absorbing element) being installed and being installed additional special lightning protection facility (in fact also being to take surge absoption and/or lightning rod).Yet from the lightning protection effect of reality and not as people's will, the user feels not have any effect sometimes.
By analysing in depth, existing lightening arresting method has the following defective that is difficult to avoid:
The voltage instantaneous that nearly half thunderbolt situation causes when being near the thunderbolt power transformer and supply line rises violently, thereby directly smashes the power supply apparatus of electronic equipment or be connected to device on the internal power supply circuit.Only about half of situation is that circuit and the powerful lightning current that thunder and lightning directly hits connecting electronic equipment produces powerful electromagnetic field and induce on the line very high voltage in addition, thereby damages the electronic equipment on this circuit.Since the absorption voltage of surge absorbing device can't the Efficient Support supply voltage on normal fluctuation range thereby must guarantee that the normal security interval that uses has higher redundancy, but and easy overvoltage damage equipment when causing being struck by lightning like this; The lightening pulse electric current is too large or during longer duration residual voltage still very high, thereby also can damage electronic equipment.As for lightning rod relatively lightning-arrest effect can only be arranged then, thunder and lightning is too quickly or regionally more also invalid phenomenon can occur, even if lightning-arrest effect is arranged, its powerful discharge current pulse also can go out very high voltage by line influence, thereby damages the equipment that this circuit connects.
Summary of the invention
In view of above-mentioned, the invention provides a kind of Internet of Things lightning protection isolator of fundamentally avoiding electronic equipment to be struck by lightning.
A kind of Internet of Things lightning protection isolator provided by the invention is characterized in that:
Formed by mobile communication module, single-chip microcomputer, relay driver, AC-DC converter, stand-by power supply, DC power supplier and some lightning protection disconnecting relays;
Described single-chip microcomputer is connected with described mobile communication module, receives the control command of sending by mobile communications network from user mobile phone;
The output of described relay drive circuit drives described lightning protection disconnecting relay, and its input is connected with described single-chip microcomputer, by the switch of this lightning protection disconnecting relay of this Single-chip Controlling;
The input of described DC power supplier is connected to the output of described stand-by power supply.
In addition, described lightning protection disconnecting relay is comprised of at least one power lightning protection disconnecting relay and a line thunder protection disconnecting relay;
The ac input end of described AC-DC converter be connected to described power lightning protection disconnecting relay to the output after the AC power isolated controlling;
The drive coil of described line thunder protection disconnecting relay is connected on the output of the power circuit that described power lightning protection disconnecting relay controls, to realize synchro switch with this power lightning protection disconnecting relay;
Described stand-by power supply is comprised of charging module and rechargeable battery, and this charging module is realized the charging to this rechargeable battery.
Adopt above-mentioned a kind of Internet of Things lightning protection isolator provided by the invention, have following very significant advantage:
(1) power supply and the circuit with the electronic equipment that needs protection thoroughly cuts off, thereby fundamentally eliminated the passage that thunder and lightning damages electronic equipment;
(2) user can by mobile phone whenever and wherever possible, convenient, the rapidly above-mentioned lightning protection isolated operation of long-range realization and enabling, switch untimely problem thereby solved burst thunder and lightning weather;
(3) increase substantially the lightning protection reliability, and lower the lightning protection cost, greatly reduce even eliminate the user in the loss of Lightning Disaster.
Description of drawings
Fig. 1 is system's composition diagram of a kind of Internet of Things lightning protection isolator of the present invention.
The typical implementing circuit figure of Fig. 2 a kind of Internet of Things lightning protection isolator of the present invention.
Embodiment
The execution mode of a kind of Internet of Things lightning protection isolator of the present invention is as follows:
Referring to Fig. 1, be system's composition diagram of a kind of Internet of Things lightning protection isolator of the present invention.Formed by mobile communication module 2, single-chip microcomputer 1, relay driver 3, AC-DC converter 6, stand-by power supply 7, DC power supplier 8 and some (at least one) lightning protection disconnecting relay 4,5.
Described single-chip microcomputer 1 is connected with mobile communication module 2, receives the isolating switch control command of sending by mobile communications network from user mobile phone---by note or the instruction that sends by network.The mobile communication module 2 here refers to by the mobile communication accommodation function modules such as GSM, GPRS, 3G or 4G (comprising the auxiliary equipments such as SIM card and antenna).And this single-chip microcomputer 1 also can integrate with this mobile communication module 2 or a public single-chip microcomputer 1, and single-chip microcomputer 1 comprises single-chip microcomputer 1, ARM and similar processor and other MPU processor of ordinary meaning herein.
The output of described relay drive circuit drives lightning protection disconnecting relay 4,5, and its input is connected with single-chip microcomputer 1, controls this lightning protection disconnecting relay 4,5 isolating switch by single-chip microcomputer 1.Itself also can be made of relay drive circuit herein relay.
Described DC power supplier is modules and circuit supply more than 8 pairs, and certainly, DC power supplier 8 inputs must be connected to the output of stand-by power supply 7, and the machine disconnects AC power and by stand-by power supply 7 power supplies when guaranteeing to isolate.
The ac input end of described AC-DC converter 6 be connected to described lightning protection disconnecting relay 4 to the output after the AC power isolated controlling---this relay is called power lightning protection disconnecting relay 4, realized that like this AC power line of the machine is also isolated safely after the isolation, guaranteed the lightning protection safety of the machine self.
Described lightning protection disconnecting relay 4,5 is comprised of at least one power lightning protection disconnecting relay 4 and a line thunder protection disconnecting relay 5.Wherein, power lightning protection disconnecting relay 4 is used for controlling the isolation of the power supply circuit of the power circuit of protected electronic equipment and the machine self; its contact one side joint power input 10; the power output end 11 of opposite side after as isolated controlling; 5 isolation that are used for controlling other circuit of line thunder protection disconnecting relay; the input 12 of its contact one side joint charged line; the output 13 of the charged line of opposite side after as isolated controlling, if for example be used for the isolation of program circuit---protected electronic equipment does not have external circuit then can save line thunder protection disconnecting relay 5 certainly.The lightning protection disconnecting relay 4,5 here refers to the switch by the power-actuated mechanical contact form of electromagnetism, can be usually said electromagnetic relay, also can be to exchange or D.C. contactor, and can also be the mechanical action switch by transmissions such as motors.
The drive coil of described line thunder protection disconnecting relay 5 is connected on the output of the power circuit that described power lightning protection disconnecting relay 4 controls, to realize synchro switch with this power lightning protection disconnecting relay 4, but this mode connects and is not essential to the invention, just in order to utilize power lightning protection disconnecting relay 4 to increase the driving force that drives other relay.
Described stand-by power supply 7 is comprised of charging module and rechargeable battery, and this charging module is realized the charging to this rechargeable battery.Stand-by power supply 7 modules here also can be taked the power standby type power supply of other form of common batteries.
Referring to Fig. 2, be the typical implementing circuit figure of a kind of Internet of Things lightning protection isolator of the present invention.On the basis of aforesaid principle, it is as follows to remark additionally:
Mobile communication module: formed by GPRS module U3, SIM card U4 and antenna ANT.
Single-chip microcomputer: formed by U1.
Relay driver: formed by U2.U2 can select such as ULN2003A.
AC-DC converter: formed by transformer T1, rectifier diode D1, D2, D3, D4 and filter capacitor C1.
Stand-by power supply: the charging circuit that is comprised of rechargeable battery BT1 and triode Q1, Q2, Q3 and resistance R 1, R2, R3, R4 forms.
DC power supplier: provide voltage stabilizing output VCC2, U6 to provide the power supply VCC1 after voltage stabilizing output VCC3 and the rectification to form by U5.VCC1 provides power lightning protection disconnecting relay drive coil that power supply is provided, and VCC2 is GPRS module U3 power supply, and VCC3 is single-chip microcomputer U1 power supply.
Lightning protection disconnecting relay: formed by K1, K2 and K3, can take relay or contactor.K3 is as the power lightning protection disconnecting relay; be used for control 220VAC power supply; by its 2 groups of switch contacts the output that live wire and zero line carry out after the isolated controlling is used for to protected power electronic equipment, also gives simultaneously the transformer T1 power supply of the AC-DC module of self.K1 and K2 provide altogether the lightning protection isolated controlling on 4 route roads in this example, and its coil is then received the power output end of above-mentioned K3, can strengthen driving force like this, and realization and K3 control synchronously.
Other principle is identical with the description of Fig. 1, no longer is repeated in this description at this.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Although described the preferred embodiments of the present invention, in a single day those skilled in the art get the basic creative concept of cicada, then can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of making, is equal to replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (6)
1. Internet of Things lightning protection isolator is characterized in that:
Formed by mobile communication module, single-chip microcomputer, relay driver, AC-DC converter, stand-by power supply, DC power supplier and some lightning protection disconnecting relays;
Described single-chip microcomputer is connected with described mobile communication module, receives the control command of sending by mobile communications network from user mobile phone;
The output of described relay drive circuit drives described lightning protection disconnecting relay, and its input is connected with described single-chip microcomputer, by the switch of this lightning protection disconnecting relay of this Single-chip Controlling;
The input of described DC power supplier is connected to the output of described stand-by power supply;
The ac input end of described AC-DC converter be connected to described lightning protection disconnecting relay to the output after the AC power isolated controlling.
2. a kind of Internet of Things lightning protection isolator according to claim 1, it is characterized in that: described lightning protection disconnecting relay is comprised of at least one power lightning protection disconnecting relay and a line thunder protection disconnecting relay.
3. a kind of Internet of Things lightning protection isolator according to claim 2, it is characterized in that: the drive coil of described line thunder protection disconnecting relay is connected on the output of the power circuit that described power lightning protection disconnecting relay controls, to realize synchro switch with this power lightning protection disconnecting relay.
4. a kind of Internet of Things lightning protection isolator according to claim 1, it is characterized in that: described stand-by power supply is comprised of charging module and rechargeable battery, and this charging module is realized the charging to this rechargeable battery.
5. a kind of Internet of Things lightning protection isolator according to claim 4, it is characterized in that: described lightning protection disconnecting relay is comprised of at least one power lightning protection disconnecting relay and a line thunder protection disconnecting relay.
6. a kind of Internet of Things lightning protection isolator according to claim 5, it is characterized in that: the drive coil of described line thunder protection disconnecting relay is connected on the output of the power circuit that described power lightning protection disconnecting relay controls, to realize synchro switch with this power lightning protection disconnecting relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105516258A CN103066558A (en) | 2012-12-07 | 2012-12-07 | Lightning protection isolator of internet of things |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105516258A CN103066558A (en) | 2012-12-07 | 2012-12-07 | Lightning protection isolator of internet of things |
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| CN103066558A true CN103066558A (en) | 2013-04-24 |
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| CN2012105516258A Pending CN103066558A (en) | 2012-12-07 | 2012-12-07 | Lightning protection isolator of internet of things |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111463748A (en) * | 2020-05-11 | 2020-07-28 | 浙江三一装备有限公司 | Crane and lightning protection method for crane |
| JP2020171140A (en) * | 2019-04-03 | 2020-10-15 | ニチコン株式会社 | Power storage system |
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| CN102255278A (en) * | 2011-07-01 | 2011-11-23 | 河北工业大学 | Comprehensive leakage protector |
| CN202205975U (en) * | 2010-12-27 | 2012-04-25 | 北京意优创意科技有限公司 | Remote control socket |
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2012
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Patent Citations (9)
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| JP2001197679A (en) * | 2000-01-07 | 2001-07-19 | Nippon Telegraph & Telephone East Corp | Uninterruptible power supply with lighting protecting function |
| TWI240546B (en) * | 2004-06-30 | 2005-09-21 | Ming-He Du | Distributed power system fault reporting apparatus using global system for mobile communication (GSM) |
| TW200601800A (en) * | 2004-06-30 | 2006-01-01 | Ming-He Du | Distributed power system fault reporting apparatus using global system for mobile communication (GSM) |
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| CN201322965Y (en) * | 2008-11-29 | 2009-10-07 | 河南英博电气有限公司 | Electric theftproof alarm with remote meter reading function |
| CN101499650A (en) * | 2009-03-10 | 2009-08-05 | 南京因泰莱配电自动化设备有限公司 | Small current earthing wire selection protection apparatus and protection method based on GPRS |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2020171140A (en) * | 2019-04-03 | 2020-10-15 | ニチコン株式会社 | Power storage system |
| JP7112982B2 (en) | 2019-04-03 | 2022-08-04 | ニチコン株式会社 | storage system |
| CN111463748A (en) * | 2020-05-11 | 2020-07-28 | 浙江三一装备有限公司 | Crane and lightning protection method for crane |
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Application publication date: 20130424 |