CN204578850U - A kind of LED lightning protection power source - Google Patents
A kind of LED lightning protection power source Download PDFInfo
- Publication number
- CN204578850U CN204578850U CN201520276016.5U CN201520276016U CN204578850U CN 204578850 U CN204578850 U CN 204578850U CN 201520276016 U CN201520276016 U CN 201520276016U CN 204578850 U CN204578850 U CN 204578850U
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- Prior art keywords
- led
- lightning protection
- power
- protection device
- translator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses a kind of LED lightning protection power source, comprise LED power lightning protection device, described LED power lightning protection device is arranged between 220V voltage and LED drive power, LED power lightning protection device and LED drive power are by interface clamping, interface is connected with wire and is electrically connected with LED power lightning protection device, LED drive power is connected with LED lamp switching circuit, and LED power lightning protection device is also connected with the earth; Described LED power lightning protection device comprises shielding translator and three grades of discharge tubes; LED power lightning protection device of the present utility model is after infringement, can directly change LED power lightning protection device, LED power lightning protection device and LED drive power are by interface clamping, reliable and stable, while providing LED lamp well to power, and LEMP disturbance current (pressure) effectively can be prevented the infringement of LED lamp, add efficiency and the useful life of LED lamp power module.
Description
Technical field
The utility model relates to power technique fields, specifically a kind of LED lightning protection power source.
Background technology
LED has energy-conservation, the advantage such as brightness is high, long service life, environmental protection, along with the development of LED technology, the brightness of LED constantly increases, and the luminous flux of every watt also constantly increases, in the continuous enhancing of people's environmental protection and energy saving consciousness, be inexorable trend with LED as light source.
LED is applied on street lamp in large quantities, and LED street lamp is arranged on open air, and the possibility that LED street lamp is subjected to be struck by lightning is comparatively large, if do not taked lightning protection measures, easily causing LED street lamp cisco unity malfunction, even damages or burn LED street lamp, thus bringing economic loss; Thunder-strike current, except by power cable, causes outside directtissima to LED street lamp equipment, can also cause consequential injury by indirect lightning strike electric current to LED street lamp system.
The main functional component of traditional lightning protection device is generally Zinc-oxide piezoresistor protection component, and easily damage after attacked by overcurrent, after damage, must change whole power supply, cost is higher, can not solve Lightning Protection well, urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of LED lightning protection power source, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of LED lightning protection power source, comprise LED power lightning protection device, described LED power lightning protection device is arranged between 220V voltage and LED drive power, described LED power lightning protection device and LED drive power are by interface clamping, described interface is connected with wire and is electrically connected with LED power lightning protection device, described LED drive power is connected with LED lamp switching circuit, and described LED power lightning protection device is also connected with the earth; Described LED power lightning protection device comprises shielding translator and three grades of discharge tubes, and described shielding translator comprises the electromagnetic conversion unit, induction coil assembly, thunderbolt electromagnetic shielding unit, capacitance partial pressure unit, magnetoelectricity converting unit, insulation isolated location and the power frequency short-circuit protection unit that connect in turn; Two inputs of described shielding translator are connected in series inductance coil L1, L3, L5 and L2, L4, L6 respectively; described shielding translator two input is connected in parallel the 3rd transient state and suppresses diode; the output of described shielding translator connects electric capacity C2 by circuit protection device; another output of shielding translator connects one end of electric capacity C1, the other end ground connection of electric capacity C1.
As further program of the utility model: the two ends of described inductance coil L1, L2 are connected in parallel with resistance R1, three grades of discharge tubes and the resistance R2 be connected in series, the two ends of described inductance coil L3, L4 are connected in parallel with the first piezo-resistance be connected in series and the second piezo-resistance, and the two ends of described inductance coil L5, L6 suppress diode and the second transient state to suppress diode to be connected in parallel with the first transient state be connected in series.
As the utility model further scheme: described 3rd transient state suppresses diode to be connected in parallel with the resistance R3 be connected in series and LED light-emitting diode.
Compared with prior art, the beneficial effects of the utility model are: LED power lightning protection device of the present utility model is after infringement, the method for maintaining directly changing LED power lightning protection device can be adopted easily at the scene, very convenient, maintenance cost is low, can not cause waste of material, and LED power lightning protection device and LED drive power are by interface clamping, electric property is reliable and stable, and operation is convenient; While providing LED lamp well to power, LEMP disturbance current (pressure) effectively can be prevented the infringement of LED lamp, add efficiency and the useful life of LED lamp power module, solve the Lightning Protection of LED lamp safely and reliably.
Accompanying drawing explanation
Fig. 1 is a kind of electrical connection schematic diagram of LED lightning protection power source.
Fig. 2 is the connection diagram of LED power lightning protection device and LED drive power in a kind of LED lightning protection power source.
Fig. 3 is the circuit theory diagrams of LED power lightning protection device in a kind of LED lightning protection power source.
Fig. 4 is the structured flowchart shielding translator in a kind of LED lightning protection power source.
In figure: 1-shields translator, 101-electromagnetic conversion unit, 102-induction coil assembly, 103-thunderbolt electromagnetic shielding unit, 104-capacitance partial pressure unit, 105-magnetoelectricity converting unit, 106-insulate isolated location, 107-power frequency short-circuit protection unit, 2-tri-grades of discharge tubes, 3-first piezo-resistance, 4-second piezo-resistance, 5-first transient state suppresses diode, 6-second transient state suppresses diode, 7-the 3rd transient state suppresses diode, 8-circuit protection device, 9-LED light-emitting diode, 10-interface, 11-wire.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-4, in the utility model embodiment, a kind of LED lightning protection power source, comprise LED power lightning protection device, described LED power lightning protection device is arranged between 220V voltage and LED drive power, described LED power lightning protection device and LED drive power are by interface 10 clamping, and described interface 10 is connected with wire 11 and is electrically connected with LED power lightning protection device, described LED drive power connects LED lamp switching circuit, and described LED power lightning protection device is also connected with the earth, described LED power lightning protection device comprises shielding translator 1 and three grades of discharge tubes 2, two inputs of described shielding translator (STD) 1 are connected in series inductance coil L1 respectively, L3, L5 and L2, L4, L6, wherein, inductance coil L1, two ends and the resistance R1 be connected in series of L2, three grades of discharge tubes (GDT) 2 and resistance R2 are connected in parallel, one end ground connection of described three grades of discharge tubes (GDT) 2, inductance coil L3, the two ends of L4 are connected in parallel with the first piezo-resistance 3 be connected in series and the second piezo-resistance 4, inductance coil L5, the two ends of L6 suppress diode (TVS) 5 and the second transient state to suppress diode (TVS) 6 to be connected in parallel with the first transient state be connected in series, described shielding translator 1 liang of input is connected in parallel the 3rd transient state and suppresses diode (TVS) 7, 3rd transient state suppresses diode (TVS) 7 to be connected in parallel with the resistance R3 be connected in series and LED light-emitting diode 9, the output of described shielding translator 1 connects electric capacity C2 by circuit protection device 8, and another output of shielding translator 1 connects one end of electric capacity C1, the other end ground connection of electric capacity C1.
Above-mentioned relate to title, symbol and corresponding effect as follows: L1, L2-inductance coil, limits the effect of high frequency lightning current; L3, L4, L5, L6-inductance coil, plays the time-lag action to high frequency lightning current; GDT-tri-grades of discharge tubes, instantaneous thunder amplification current effect of releasing; R1, R2-resistance, dividing potential drop effect, prevents three grades of discharge tubes after lightning current of releasing, and produces power frequency continued flow; MOV1, MOV2-piezo-resistance, the effect of restriction lightning current hazardous voltages amplitude; TVS1, TVS2-transient state suppresses diode, improves thunder resisting equipment response speed, further the effect of restriction lightning current hazardous voltages amplitude; The high-power transient state of TVS3-suppresses diode, and restriction or elimination lightning current produce differential mode hazardous voltages; R3-resistance, dividing potential drop effect; LED-Light-Emitting Diode, display lamp effect; STD-shields translator, eliminates the remaining hazardous voltages that lightning current is shifted by components and parts distributed capacitance; F-insures, and avoids terminal equipment failure to cause power frequency short circuit, burning apparatus chip; C1-filtering lightning current high fdrequency component causes harmonic effect; C2-filter capacitor, filtering lightning current high fdrequency component is added to the harmonic effect of power-frequency voltage.
Described shielding translator 1 comprises the electromagnetic conversion unit 101, induction coil assembly 102, thunderbolt electromagnetic shielding unit 103, capacitance partial pressure unit 104, magnetoelectricity converting unit 105, insulation isolated location 106 and the power frequency short-circuit protection unit 107 that connect in turn.
Wherein: electromagnetic conversion unit: convert the alternating electric field that input current produces to alternating magnetic field; Induction coil assembly: by closed magnetic field, induced electromotive force; Thunderbolt electromagnetic shielding unit: by the high magnetic conduction shielding material in inside, divide and walk to endanger thunder disaster magnetic field; Capacitance partial pressure unit: by changing input, output distributed capacitance, reducing output hazardous voltages, and filtering is carried out to the harm electric current of the above wave band of lightning current high frequency; Magnetoelectricity converting unit: by useful signal component out; Insulation isolated location: avoid input, outlet line attacks directly and connect, to be again coupled hazardous voltages by casing distributed capacitance or stray inductance; Power frequency short-circuit protection unit: prevent terminal equipment from damaging, causes internal circuit impaired.
Operation principle of the present utility model is: the device that the utility model provides can resist 40kV LEMP interference voltage and 20kA LEMP disturbance current, responsiveness is in 5ns, its anti-lightning electromagnetic pulse interference electric current (pressure) improves 10 times compared with existing LDE lamp power module lightning protection device, and responsiveness improves 10-20 doubly; The most important thing is that inside adds screening arrangement, go back maskable transfer or oppositely offset supply harmonic interference voltage and other high frequency frequency interference signal, efficiency and the useful life of LED lamp power module can be increased; When LED lamp power cable has other disturbance current such as LEMP or supply harmonic (pressure), disturbance current (pressure) is released or offsets by the utility model instantaneously, reaches protection LEMP disturbance current (pressure) object.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (3)
1. a LED lightning protection power source, comprise LED power lightning protection device, it is characterized in that, described LED power lightning protection device is arranged between 220V voltage and LED drive power, described LED power lightning protection device and LED drive power are by interface (10) clamping, described interface (10) is connected with wire (11) and is electrically connected with LED power lightning protection device, and described LED drive power is connected with LED lamp switching circuit, and described LED power lightning protection device is also connected with the earth; Described LED power lightning protection device comprises shielding translator (1) and three grades of discharge tubes (2), and described shielding translator (1) comprises electromagnetic conversion unit (101), the induction coil assembly (102) connected in turn, electromagnetic shielding unit (103) that is struck by lightning, capacitance partial pressure unit (104), magnetoelectricity converting unit (105), insulation isolated location (106) and power frequency short-circuit protection unit (107); Two inputs of described shielding translator 1 are connected in series inductance coil L1, L3, L5 and L2, L4, L6 respectively; described shielding translator 1 liang of input is connected in parallel the 3rd transient state and suppresses diode (7); the output of described shielding translator (1) connects electric capacity C2 by circuit protection device (8); another output of shielding translator (1) connects one end of electric capacity C1, the other end ground connection of electric capacity C1.
2. a kind of LED lightning protection power source according to claim 1, it is characterized in that, the two ends of described inductance coil L1, L2 are connected in parallel with the resistance R1 be connected in series, three grades of discharge tubes (2) and resistance R2, the two ends of described inductance coil L3, L4 are connected in parallel with the first piezo-resistance (3) be connected in series and the second piezo-resistance (4), and the two ends of described inductance coil L5, L6 suppress diode (5) and the second transient state to suppress diode 6 with the first transient state be connected in series) be connected in parallel.
3. a kind of LED lightning protection power source according to claim 1, is characterized in that, described 3rd transient state suppresses diode (7) to be connected in parallel with the resistance R3 be connected in series and LED light-emitting diode (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520276016.5U CN204578850U (en) | 2015-05-04 | 2015-05-04 | A kind of LED lightning protection power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520276016.5U CN204578850U (en) | 2015-05-04 | 2015-05-04 | A kind of LED lightning protection power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204578850U true CN204578850U (en) | 2015-08-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520276016.5U Expired - Fee Related CN204578850U (en) | 2015-05-04 | 2015-05-04 | A kind of LED lightning protection power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204578850U (en) |
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2015
- 2015-05-04 CN CN201520276016.5U patent/CN204578850U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20200504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |