CN105826910A - Financial automatic teller machine (ATM) power source and special lightning protection device for communication system - Google Patents
Financial automatic teller machine (ATM) power source and special lightning protection device for communication system Download PDFInfo
- Publication number
- CN105826910A CN105826910A CN201610262012.0A CN201610262012A CN105826910A CN 105826910 A CN105826910 A CN 105826910A CN 201610262012 A CN201610262012 A CN 201610262012A CN 105826910 A CN105826910 A CN 105826910A
- Authority
- CN
- China
- Prior art keywords
- lightning protection
- protection device
- atm
- protection circuit
- finance
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention relates to a financial automatic teller machine (ATM) power source and a special lightning protection device for a communication system. The special lightning protection device for the communication system comprises a power source input end, protection circuits and a power source output end; the protection circuits include a first-stage protection circuit and a second-stage protection circuit which are in parallel connection; the first-stage protection circuit includes discharge tubes and varistors which are in parallel connection; the second-stage protection circuit includes diodes and a TVS which are in parallel connection, and is connected in series with one or a plurality of resistors; and the protection circuits are arranged among the live line, null line and ground line of a financial automatic teller machine power source system. According to the lightning protection device of the invention, power source surge protection and signal surge protection are integrated, simplification of installation and application is realized; a plurality of groups of lightning protection devices are installed in parallel, so that power source surge protection level is decreased to safe voltage, and therefore, a lightning protection effect can be still achieved under a situation that field grounding is difficult or even impossible.
Description
Technical field
The present invention relates to lightning protection device, be specifically related to a kind of finance ATM (ATM) power supply, communication system Special lightning protection device.
Background technology
At present, finance ATM is not provided with lightning protection substantially, substantially belongs to building power-supply system lightning protection state, the i.e. working earthing of cabinet equipment, anti-static grounding or safety ground at Lightning Electromagnetic Pulse in terms of the protection of induction lightening.The induction lightening of the power supply-distribution system of building protects the minimum thunder and lightning current levels being 20KA; according to Standard; its residual voltage level is 2.0KV; unprotected ability for ATM; because the power supply of integrated circuit mainboard, control line and communication system in ATM belongs to weak electricity system and powers; its running voltage is 5V, the overvoltage ability to bear of its electronic component just tens volts or tens volts.Thunder and lightning transient overvoltage is the induced overvoltage that energy is huge, and when thunder and lightning transient state faradic current is invaded, residual voltage is that mainboard directly can be burnt or puncture by the transient state lightning voltage of 2 kilovolts.Different plus automatic teller machine local environment, building protection grade difference is huge, and the building entirely without Lighting Protection Measures exists in a large number, and therefore, when lightning current is invaded, automatic teller machine damages or produces the accident of misoperation and happens occasionally because of thunder and lightning.
Accordingly, it would be desirable to the Special lightning protection device for finance ATM protects ATM to damage from thunder and lightning, it is to avoid the accident of misoperation occurs, and safeguards property safety.
Summary of the invention
The problem that the present invention exists according to above-mentioned field, for the supplied character of finance ATM, design have developed a kind of finance automated teller electromechanical source, the Special lightning protection device of communication system, it is possible to effectively solves lightning protected problem.
Claimed technical scheme is as follows:
Finance ATM Special lightning protection device, it is characterised in that include power input, protection circuit and power output end；
Described protection circuit includes the first order protection circuit in parallel relationship and second level protection circuit；
Described first order protection circuit includes the discharge tube in parallel relationship and varistor；
Described second level protection circuit includes the diode in parallel relationship and TVS pipe, and is in series with one or more resistance；
Described protection circuit is arranged at the finance live wire of ATM power-supply system, between zero line and each line of ground wire.
Preferably, described varistor is multiple, parallel with one another.
Preferably, described discharge tube is multiple, parallel with one another.
Preferably, described first order protection circuit and second level protection circuit are in series with inductance the most respectively.
Preferably, described varistor is Zinc-oxide piezoresistor.
Preferably, overload overtemperature protection system is also included.
Preferably, power supply indicator and guard mode display lamp are also included.
Preferably, also include that lightning protection device shell, described shell are metal shell.
A kind of method making finance ATM have lightning protection function, it is characterised in that install the arbitrary described Special lightning protection device of claim 1-8 between each line in fire zero ground in ATM power-supply system.
The present invention is according to finance ATM 220V supply module built-in transformation system feature; and communication system DC voltage feature; with reference to relevant criterion; design a kind of Special lightning protection device being applied to ATM power-supply system final stage device end; it is characterized in that, including power input, protection circuit and power output end.Described lightning protection device is between the fiery zero each line in ground and fills the lightning protection components and parts such as one or more groups response time gas-discharge tube different from hot-cast socket ability, varistor, zener diode, TVS pipe.Wherein, diode response time is about 1ns, and varistor is about 25ns, and discharge tube needs about 100ns.The discharge capacity of discharge tube is maximum, next to that varistor.These lightning protection components and parts are combined, forms dual-electrode protecting circuit.The discharge tube of first order protection circuit and varistor are mainly used in releasing the thunder energy of big steepness transient state, by big current drain the earth, for rough protection；The TVS pipe of second level protection circuit is mainly used in clamp, by overvoltage electric current strangulation by the maximum tolerance range of protection equipment, protects for thin；And resistance R primarily serves the response acting characteristic improving discharge tube and the effect promoting two line protection features to coordinate.After transient state lightning surge ripple arrives protection circuit along circuit; owing to the discharge voltage of discharge tube is higher and response time is slower; it can not quickly turn on electric discharge; at this moment first TVS pipe will respond and turn on electric discharge; increase along with transient current; in circuit, the voltage at resistance R two ends increases the most therewith, adds the voltage drop at TVS pipe two ends, and the components and parts response power such as discharge tube, varistor will be promoted to discharge.After varistor and discharge tube turn on, the passage that they will provide a bypass to release transient state thunder and lightning overcurrent, meanwhile, also function to limit the effect of transient overvoltage, thus effectively protective resistance and TVS pipe.
In some embodiments of the invention, the protection circuits at different levels of described lightning protection device are also in series with inductance, are used for clamping.Due to relieving capacity and response difference movement time of each surge components and parts, so using inductance to regulate each element responds time, its effect is to ensure that selected surge element requires action response in order.
The power input of lightning protection device of the present invention and power output end can be designed to the connector of all size according to actual needs, including interface and the interface of non-standard specification of standard specifications.It is attached with ATM power-supply system by described interface, simple to operate, it is simple to installation and removal.In certain embodiments; the plug that the jack that power input and the power output end of described lightning protection device are designed in shape, size and ATM power-supply system is matched; during use; only the plug of lightning protection device need to be inserted the jack in automatic teller machine power-supply system, can real-time guard ATM.
In a preferred embodiment of the invention, lightning protection device also has that overload is overheated waits safety guard, if thunder energy is excessive or overvoltage in circuit exceedes load, overload superheater will disconnect automatically, it is to avoid lightning protection device is because of overheated on fire and initiation fire.
In a preferred embodiment of the invention, lightning protection device is also equipped with power supply indicator and guard mode display lamp, allows users to understand at a glance the instantaneous operating conditions of thunder resisting equipment, it is ensured that the permanent normal work of lightning protection device.
In a preferred embodiment of the invention, lightning protection device also has metal shell, preferably stainless steel casing or steel plate lacquer shell, is used for shielding electromagnetic interference, it is achieved the isoelectric level of equipment component.Described shell can be cuboid, square or other suitable shape any.
Compared with existing automatic teller machine lightning-protection system, described lightning protection device has the advantage that power supply electric surge protection is integrated into one with signal surge protection by (1), it is achieved that the simplification installed and apply.(2) by and fill multigroup lightning protection element, power supply electric surge level of protection can drop to safe voltage, minimum can reach 600V.(3) thunder and lightning is released ground connection distributing canal road arrange, the element consumed energy such as varistor, discharge tube can be passed through, thunder energy can also be consumed by zero line, can also be released thunder energy to greatly by ground wire, ground connection difficulty even cannot remain able to reach lightning protection effect in the case of ground connection at the scene.
The present invention also provides for a kind of method making finance ATM have lightning protection function, i.e. install above-mentioned any Special lightning protection device between each line in fire zero ground in ATM power-supply system.In a preferred embodiment of the invention, the plug on described Special lightning protection device is inserted the jack in finance ATM power-supply system, the installation of Special lightning protection device can be realized, make finance ATM have lightning protection function.In further embodiments; described Special lightning protection device directly can also be connected in ATM power-supply system by power input and power output end; the protection circuit making described Special lightning protection device is arranged between each line of the live wire of ATM power-supply system, zero line and ground wire; thus protect automatic teller machine to damage from thunder and lightning, prevent the generation of misoperation.
Accompanying drawing explanation
Fig. 1. the basic protection circuit of finance ATM Special lightning protection device,
Wherein, 1-discharge tube, 2-varistor, 3-zener diode, 4-TVS manages, 5-resistance.
Fig. 2. the circuit diagram of finance ATM Special lightning protection device,
Wherein, 1-discharge tube, 2-varistor, 3-zener diode, 4-TVS manages, 5-resistance, 6-inductance, 7-audion, 8-electric capacity, 9-Thermal Cutoffs, 10-current insurance silk, 11-ground connection, 12-light emitting diode, 13-on and off switch, 14-chopper.
Detailed description of the invention
It is described in detail below by specific embodiment, it is to be understood that following embodiment is only used as explanation of the invention and explanation, and limits the scope of the present invention the most in any form.
The financial ATM Special lightning protection device of the present invention, including power input, protection circuit and power output end.As it is shown in figure 1, include power input, protection circuit and power output end；Described protection circuit includes the first order protection circuit in parallel relationship and second level protection circuit；Described first order protection circuit include in parallel relationship discharge tube (1) and varistor (2)；Described second level protection circuit includes diode (3) and the TVS pipe (4) of parallel connection, and one or more resistance (5) series connection；Described protection circuit is arranged between each line of live wire, zero line and ground wire.After transient state lightning surge ripple arrives protection circuit along circuit; owing to the discharge voltage of discharge tube is higher and response time is slower; it can not quickly turn on electric discharge; at this moment first TVS pipe will respond and turn on electric discharge; increase along with transient current; in circuit, the voltage at resistance R two ends increases the most therewith, adds the voltage drop at TVS pipe two ends, and the components and parts response power such as discharge tube, varistor will be promoted to discharge.After varistor and discharge tube turn on, the passage that they will provide a bypass to release transient state thunder and lightning overcurrent, meanwhile, also function to limit the effect of transient overvoltage, thus effectively protective resistance and TVS pipe.
Protection application for the higher electronic system of frequency; the existence of self parasitic capacitance of TVS pipe is harmful; parasitic capacitance usually can be with distortion system normal transmission signal, here it is cause the reason being protected device Errors to react, it is therefore necessary to manage to reduce himself parasitic capacitance.The Main Function of the diode in the protection circuit of the lightning protection device second level of the present invention is to reduce parasitic capacitance, thus the normal safe more improving protection device systems runs.
Usually when line voltage distribution is normal, described protection circuit shows as infinite impedance, when circuit having transient state lightning surge invade or having more than the overvoltage of normal working voltage, according to design, the various components and parts of lightning protection device can require that program order the most separately responds startup immediately, the impedance of its components and parts reduces rapidly and the most directly turns on, in the range of nsec, transient state is crossed electric flux transfer to ground wire leak into the earth, between line, portion of residual energy is heat energy release by sorption enhanced, thus reduce the transient overvoltage on circuit, in the range of the withstanding voltage that the equipment of reaching can bear, to protect equipment safety.
The financial ATM Special lightning protection device of the present invention, installs the easiest, only need to be connected with power supply by power input, is connected with finance ATM by power output end, gets final product the damage from overvoltage of the real-time guard automatic teller machine, it is to avoid the generation of misoperation.
In a preferred embodiment of the invention, any first class of protection circuit of described lightning protection device also includes inductance (6), is used for clamping, to guarantee its surge element action response in order.
The power input of lightning protection device of the present invention and power output end can be designed to the connector of all size according to actual needs, including interface and the interface of non-standard specification of standard specifications.In certain embodiments; the plug that the jack that power input and the power output end of described lightning protection device are designed in shape, size and ATM power-supply system is matched; during use; only the plug of lightning protection device need to be inserted the jack in automatic teller machine power-supply system, can real-time guard ATM.
In a preferred embodiment of the invention, lightning protection device also has that overload is overheated waits safety guard, if thunder energy is excessive or overvoltage in circuit exceedes load, overload superheater will disconnect automatically, it is to avoid lightning protection device is because of overheated on fire and initiation fire.
In a preferred embodiment of the invention; lightning protection device is also equipped with power supply indicator and guard mode display lamp; described power supply indicator is for representing power on time red; described guard mode display lamp is in guard mode for representing time green; allow users to understand at a glance the instantaneous operating conditions of thunder resisting equipment, it is ensured that the permanent normal work of lightning protection device.In other embodiments of the invention, described power supply indicator and guard mode display lamp can also use other color.
In a preferred embodiment of the invention, lightning protection device also has metal shell, preferably stainless steel casing or steel plate lacquer shell, is used for shielding electromagnetic interference, it is achieved the isoelectric level of equipment component.Described shell can be cuboid, square or other suitable shape any.
Claims (9)
1. finance ATM Special lightning protection device, it is characterised in that include power input, protection circuit and power output end；
Described protection circuit includes the first order protection circuit in parallel relationship and second level protection circuit；
Described first order protection circuit includes the discharge tube in parallel relationship and varistor；
Described second level protection circuit includes the diode in parallel relationship and TVS pipe, and is in series with one or more resistance；
Described protection circuit is arranged at the finance live wire of ATM power-supply system, between zero line and each line of ground wire.
Finance ATM Special lightning protection device the most according to claim 1, it is characterised in that described varistor is multiple, parallel with one another.
Finance ATM Special lightning protection device the most according to claim 1 and 2, it is characterised in that described discharge tube is multiple, parallel with one another.
Finance ATM Special lightning protection device the most according to claim 1, it is characterised in that described first order protection circuit and second level protection circuit are in series with inductance the most respectively.
Finance ATM Special lightning protection device the most according to claim 1, it is characterised in that described varistor is Zinc-oxide piezoresistor.
Finance ATM Special lightning protection device the most according to claim 1, it is characterised in that also include overload overtemperature protection system.
Finance ATM Special lightning protection device the most according to claim 1, it is characterised in that also include power supply indicator and guard mode display lamp.
Finance ATM Special lightning protection device the most according to claim 1, it is characterised in that also include that lightning protection device shell, described shell are metal shell.
9. one kind makes the method that finance ATM has lightning protection function, it is characterised in that install the arbitrary described Special lightning protection device of claim 1-8 between each line in fire zero ground in ATM power-supply system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610262012.0A CN105826910A (en) | 2016-04-25 | 2016-04-25 | Financial automatic teller machine (ATM) power source and special lightning protection device for communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610262012.0A CN105826910A (en) | 2016-04-25 | 2016-04-25 | Financial automatic teller machine (ATM) power source and special lightning protection device for communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105826910A true CN105826910A (en) | 2016-08-03 |
Family
ID=56527401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610262012.0A Pending CN105826910A (en) | 2016-04-25 | 2016-04-25 | Financial automatic teller machine (ATM) power source and special lightning protection device for communication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105826910A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196285A (en) * | 2017-07-26 | 2017-09-22 | 四川中光防雷科技股份有限公司 | A kind of signal surge device protector and its circuit |
| CN114221316A (en) * | 2021-11-08 | 2022-03-22 | 浙江中控技术股份有限公司 | Signal type surge protector and detection circuit |
| CN114709674A (en) * | 2022-03-31 | 2022-07-05 | 中航光电科技股份有限公司 | Lightning protection connector |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2348512Y (en) * | 1998-09-15 | 1999-11-10 | 王左 | Electronic protecting device for domestic electrical equipment |
| CN201018277Y (en) * | 2007-02-01 | 2008-02-06 | 株洲普天中普防雷科技有限公司 | Three-in-one lightning protection device dedicated for video monitoring system |
| CN202206137U (en) * | 2011-08-31 | 2012-04-25 | 江苏怡丰通信设备有限公司 | Lightning-proof protection circuit of telecommunication terminal equipment |
| CN103414177A (en) * | 2013-07-26 | 2013-11-27 | 北京广利核系统工程有限公司 | Electromagnetic protection circuit of analog signal input line |
| CN105048428A (en) * | 2015-06-29 | 2015-11-11 | 国电南京自动化股份有限公司 | Protective circuit for analog input ports |
| CN205178497U (en) * | 2015-11-23 | 2016-04-20 | 上海腾盛智能交通技术有限公司 | Signal lightning protection device |
| CN205992732U (en) * | 2016-04-25 | 2017-03-01 | 北京先研科技有限责任公司 | Financial ATM Special lightning protection device |
-
2016
- 2016-04-25 CN CN201610262012.0A patent/CN105826910A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2348512Y (en) * | 1998-09-15 | 1999-11-10 | 王左 | Electronic protecting device for domestic electrical equipment |
| CN201018277Y (en) * | 2007-02-01 | 2008-02-06 | 株洲普天中普防雷科技有限公司 | Three-in-one lightning protection device dedicated for video monitoring system |
| CN202206137U (en) * | 2011-08-31 | 2012-04-25 | 江苏怡丰通信设备有限公司 | Lightning-proof protection circuit of telecommunication terminal equipment |
| CN103414177A (en) * | 2013-07-26 | 2013-11-27 | 北京广利核系统工程有限公司 | Electromagnetic protection circuit of analog signal input line |
| CN105048428A (en) * | 2015-06-29 | 2015-11-11 | 国电南京自动化股份有限公司 | Protective circuit for analog input ports |
| CN205178497U (en) * | 2015-11-23 | 2016-04-20 | 上海腾盛智能交通技术有限公司 | Signal lightning protection device |
| CN205992732U (en) * | 2016-04-25 | 2017-03-01 | 北京先研科技有限责任公司 | Financial ATM Special lightning protection device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196285A (en) * | 2017-07-26 | 2017-09-22 | 四川中光防雷科技股份有限公司 | A kind of signal surge device protector and its circuit |
| CN114221316A (en) * | 2021-11-08 | 2022-03-22 | 浙江中控技术股份有限公司 | Signal type surge protector and detection circuit |
| CN114221316B (en) * | 2021-11-08 | 2024-02-20 | 中控技术股份有限公司 | Signal type surge protector and detection circuit |
| CN114709674A (en) * | 2022-03-31 | 2022-07-05 | 中航光电科技股份有限公司 | Lightning protection connector |
| CN114709674B (en) * | 2022-03-31 | 2024-05-17 | 中航光电科技股份有限公司 | Lightning protection connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201636674U (en) | Lightning protection led street lamp | |
| CN202633928U (en) | Lightning protection power secondary system | |
| US20190372332A1 (en) | Surge protection device | |
| US20160329686A1 (en) | Design of a triggering circuit of overvoltage protection with an asymmetric element | |
| CN102916411A (en) | Surge current suppression circuit | |
| CN105826910A (en) | Financial automatic teller machine (ATM) power source and special lightning protection device for communication system | |
| CN205992732U (en) | Financial ATM Special lightning protection device | |
| CN103683225A (en) | Ground fault protection method of nuclear plant low-voltage power distribution system in all power supply ranges | |
| US20130229733A1 (en) | Lightening Protection Apparatus Using TN-C Common Ground | |
| CN202856318U (en) | Lightning protection structure for counterattack current division of transformer | |
| CN103718408A (en) | Circuit interrupter with improved surge suppression | |
| CN202586322U (en) | Tripping type lightning protection circuit | |
| US10117301B2 (en) | Surge protection for light-emitting diodes | |
| CN206481055U (en) | Lightning protection device | |
| CN203617704U (en) | Equipotential cutoff anti-thunder multifunctional power-source-protecting circuit | |
| CN204030571U (en) | The AC and DC power supply lightning protection device of the wide-voltage range of the large low residual voltage of discharge capacity | |
| CN102904213B (en) | A kind of lightning protection structure of transformator counterattack shunting | |
| CN202633929U (en) | Surge protection device | |
| CN210041323U (en) | Lightning surge protection circuit of elevator door motor | |
| RU2619777C2 (en) | Device for protection of electrical consumers from overvoltage in single-phase ac networks | |
| CN109217238B (en) | Protection circuit and electronic equipment | |
| CN102931592A (en) | Lightning-protection power distribution cabinet | |
| CN203103945U (en) | Surge protector | |
| CN205429872U (en) | ESD system | |
| CN205565714U (en) | Lightning protection device with thunder and lightning frequency conversion inhibit feature |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160803 |
|
| RJ01 | Rejection of invention patent application after publication |