CN203562612U - Lightning protection power strip for indoor LED lighting equipment - Google Patents
Lightning protection power strip for indoor LED lighting equipment Download PDFInfo
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- CN203562612U CN203562612U CN201320754369.2U CN201320754369U CN203562612U CN 203562612 U CN203562612 U CN 203562612U CN 201320754369 U CN201320754369 U CN 201320754369U CN 203562612 U CN203562612 U CN 203562612U
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Abstract
The utility model discloses a lightning protection power strip for indoor LED lighting equipment. The lightning protection power strip comprises a common mode protection device RV1, a common mode protection device RV2 and a common mode protection device RV3 which are respectively formed by series connection of a piezoresistor and a fusing protector; the piezoresistor of the common mode protection device RV1 is connected with an L wire, and an output terminal of the fusing protector of the common mode protection device RV1 is connected with an N wire; the common mode protection device RV2 is in series with the common mode protection device RV3, the piezoresistor of the common mode protection device RV2 is connected with the L wire, and an output terminal of the fusing protector of the common mode protection device RV2 is connected with the piezoresistor of the common mode protection device RV3; and a connecting contact between the piezoresistor of the common mode protection device RV3 and the fusing protector of the common mode protection device RV2 is connected with a PE wire via a gas discharge tube V1. An all-mode protection mode is used for the lightning protection power strip, and electric equipment can be prevented from being damaged by induced lightning current.
Description
Technical field
The utility model overvoltage protection, i.e. a kind of indoor LED illumination equipment lightning protection busbar.
Background technology
At present at whole illuminating industry, also there is no a set of complete thunder-strike prevention standard, do not have to make special lightning protection protection for self product yet.In lightning protection industry, also only for power supply, partly there is B level/C level protection of pair three-phase, single-phase alternating current, the protection of C level cannot be accomplished to low residual voltage, zero afterflow, therefore the protectiving scheme for photo engine is incomplete.
Utility model content
The purpose of this utility model is to provide a kind of indoor LED illumination equipment lightning protection busbar, and this lightning protection busbar is aim at AC single phase 220V power lightning protection and design, and adopts full mould protected mode.Can effectively prevent the harm that induction lightening stream causes power consumption equipment.
The purpose of this utility model is achieved through the following technical solutions: a kind of indoor LED illumination equipment lightning protection busbar, comprise the triple line being formed by L line, N line, PE line, common mode protection device RV1 and common mode protection device RV2, common mode protection device RV3, common mode protection device RV1 and common mode protection device RV2, common mode protection device RV3 are in series by piezo-resistance and fusing protector; Wherein, common mode protection device RV1 is connected between L line and N line, and the piezo-resistance of common mode protection device RV1 is connected with L line, and the output of the fusing protector of common mode protection device RV1 is connected with N line; Wherein, common mode protection device RV2 and common mode protection device RV3 series connection; the piezo-resistance of common mode protection device RV2 is connected with L line; the output of the fusing protector of common mode protection device RV2 is connected with the piezo-resistance of common mode protection device RV3; the fusing protector of common mode protection device RV3 is connected with N line; wherein, the connecting terminal between the fusing protector of the piezo-resistance of common mode protection device RV3 and common mode protection device RV2 is connected with PE line after by gas discharge tube V1.
Whole circuit is from left to right: inlet side-go out to hold.Common mode protection device RV1, common mode protection device RV2, common mode protection device RV3 are as end of incoming cables common mode protection device, and common mode protection device realizes defencive function with piezo-resistance series connection fuse wire.The as a whole assembly of this piezo-resistance and fuse wire, and subsidiary remote signaling function, product type is Sai Erte TFMOV20S391-IT.Gas discharge tube V1; common mode protection device RV1 realizes the differential mode protection of L line and N line; the combination of common mode protection device RV2 and gas discharge tube V1 is realized to the differential mode protection of L line and PE line, the combination of common mode protection device RV3 and gas discharge tube V1 is realized to the differential mode protection of N line and PE line.Herein, be Optimization Design of Electronic Circuits, gas discharge tube V1 is common parts, common mode protection device RV3 and common mode protection device RV2 also can set separately gas discharge tube V1.According to increase foregoing circuit on traditional insert row, can realize prime lightning protection, and realized the protection of full mould, gas discharge tube V1 can conducting under transient high voltage and high rush of current, play the effect of buffering high voltage and high electric current, piezo-resistance in common mode protection device has absorption portion transient high voltage and high electric current, alleviate the impact of transient high voltage and high electric current, avoid the fusing protector in common mode protection device under the impact of transient high voltage and high electric current to disconnect, until reaching after peak value of piezo-resistance absorbability, when transient high voltage and high electric current still surpass the nominal working conditions of fusing protector, fusing protector starts disconnection, to guarantee the use safety of insert row, can avoid the fusing frequent disconnection of protector, only run into super thunder and lightning transient high voltage and high electric current, when piezo-resistance snubber is inadequate, just start fusing protector, can greatly reduce the fusing number of times of fusing protector.
The fusing protector of common mode protection device RV1, the fusing protector of common mode protection device RV2, the fusing protector of common mode protection device RV3 is connected successively, wherein, the fusing protector of common mode protection device RV1 is also connected with L line, on L line, be also connected with the two-way transient diode TVS1 of series connection successively, diode D3, two-way dual color light emitting secondary light H3, diode D4, wherein diode D4 connects with the fusing protector of common mode protection device RV3, wherein, the conducting direction of diode D3 is relative with the conducting direction of diode D4, two-way dual color light emitting secondary light H3 is composed in series by red light-emitting diode and Yellow light emitting diode, the conducting direction of two-way red light-emitting diode is relative with the conducting direction of Yellow light emitting diode, and the conducting direction of red light-emitting diode is consistent with the conducting direction of diode D3, the conducting direction of Yellow light emitting diode is consistent with the conducting direction of diode D4, red light-emitting diode is connected with the resistance R 4 of connecting successively with the connecting terminal of Yellow light emitting diode simultaneously, resistance R 3, after diode D2, access PE line, wherein the conducting direction of diode D2 is the direction that flows to PE line, resistance R 4 is also connected with N line with the connecting terminal of resistance R 3.
In order to show that the operating state of each circuit guarantees that with assurance earth connection line polarity is connected correctly, is together in series with two-way dual color light emitting secondary light H3 after the fusing protector of the fusing protector of the fusing protector of common mode protection device RV1, common mode protection device RV2, common mode protection device RV3 is connected successively well, simultaneously; Two-way dual color light emitting secondary light H3 is composed in series by red light-emitting diode and Yellow light emitting diode, red light-emitting diode is herein imperfect earth indicator light, red light-emitting diode lamp goes out and represents that ground path is normal in succession, and the bright expression alarm of red light-emitting diode lamp now shows imperfect earth; Error-polarity connection indicator light sign, L line and N line connect inverse time, and diode D4 and diode D3 are all breakdown, and red light-emitting diode and Yellow light emitting diode are all lighted, and represent that L line and N line connect instead; Red light-emitting diode and Yellow light emitting diode form Thunder Protection indicator light, when Yellow light emitting diode is lighted, represent that Thunder Protection is normal, and Thunder Protection lost efficacy, and Yellow light emitting diode does not work.
Between resistance R 3 and diode D2, be also in series with light-emitting diode H2.
Also comprise anti-static protection circuit LFD, anti-static protection circuit LFD comprises rectifier circuit, and the L line input of rectifier circuit is connected with L line by moving back even device L1, and the N line input electricity of rectifier circuit is connected with N line by moving back even device L2.
Owing to being Thunder Protection circuit before anti-static protection circuit LFD; for fear of anti-static protection circuit LFD, can not get energy cisco unity malfunction; anti-static protection circuit LFD increase is moved back even device L1 and is moved back even device L2; moving back even device L1 is to realize energy redistribution with the function of moving back even device L2, guarantees that anti-static protection circuit LFD normally works.QD1, QD2, QD3, QD4 are rectifier diode, and QD1, QD2, QD3, QD4 constitute rectifier circuit, realize the function of rectifier bridge stack.The effect of anti-static protection circuit LFD is high pressure and the overcurrent excessively of buffering rectifier circuit output.
Described anti-static protection circuit LFD also comprises rear utmost point protective circuit, described rear utmost point protective circuit is mainly by light-coupled isolation switch U5, two-way transient diode TVS2 forms, wherein, two-way transient diode TVS2 is in series with light-emitting diode H1, resistance R 1, two-way transient diode TVS2 is also communicated with the positive pole of rectifier circuit, resistance R 1 is communicated with the negative pole of rectifier circuit, the positive pole of the light-emitting diode of light-coupled isolation switch U5 is communicated with the positive pole of rectifier circuit by resistance R 2, after the negative pole series diode D1 of the light-emitting diode of light-coupled isolation switch U5, access PE line, the positive pole of the light-emitting diode of light-coupled isolation switch U5 also accesses PE line after series capacitance C1, the input of phototriode and the positive pole of rectifier circuit of light-coupled isolation switch U5 are communicated with, the output of the phototriode of light-coupled isolation switch U5 is communicated with the output of light-emitting diode H1.
Two-way transient diode TVS2 is two-way transient diode, and the device such as it and light-coupled isolation switch U5 is realized the function of rear class protective circuit.
The model of piezo-resistance is TFMOV20S391-IT.
The fusing protector of the fusing protector of the fusing protector of mould protection device RV1, common mode protection device RV2, common mode protection device RV3 is slow fusing type fusing protector, and the rated current of slow fusing type fusing protector is 15A.
The utility model has the advantage of: this lightning protection busbar is aim at AC single phase 220V power lightning protection and design, and adopts full mould protected mode.Can effectively prevent the harm that induction lightening stream causes power consumption equipment.This lightning protection busbar has that through-current capacity is large, residual voltage is low, possess the features such as over-current over-voltage protection; Are furnished with three consents; Be provided with socket protective door, when not using socket, can effectively prevent that foreign matter from entering.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present utility model.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited to this.
Embodiment 1:
As Fig. 1.
A kind of indoor LED illumination equipment lightning protection busbar, comprise the triple line being formed by L line, N line, PE line, common mode protection device RV1 and common mode protection device RV2, common mode protection device RV3, common mode protection device RV1 and common mode protection device RV2, common mode protection device RV3 are in series by piezo-resistance and fusing protector; Wherein, common mode protection device RV1 is connected between L line and N line, and the piezo-resistance of common mode protection device RV1 is connected with L line, and the output of the fusing protector of common mode protection device RV1 is connected with N line; Wherein, common mode protection device RV2 and common mode protection device RV3 series connection; the piezo-resistance of common mode protection device RV2 is connected with L line; the output of the fusing protector of common mode protection device RV2 is connected with the piezo-resistance of common mode protection device RV3; the fusing protector of common mode protection device RV3 is connected with N line; wherein, the connecting terminal between the fusing protector of the piezo-resistance of common mode protection device RV3 and common mode protection device RV2 is connected with PE line after by gas discharge tube V1.
As Fig. 1, whole circuit is from left to right: inlet side-go out to hold.L line is that live wire, N line are that zero line, PE line are ground wire, and common mode protection device RV1, common mode protection device RV2, common mode protection device RV3 are as end of incoming cables common mode protection device, and common mode protection device realizes defencive function with piezo-resistance series connection fuse wire.The as a whole assembly of this piezo-resistance, and subsidiary remote signaling function, product type is Sai Erte TFMOV20S391-IT.Gas discharge tube V1; common mode protection device RV1 realizes the differential mode protection of L line and N line; the combination of common mode protection device RV2 and gas discharge tube V1 is realized to the differential mode protection of L line and PE line, the combination of common mode protection device RV3 and gas discharge tube V1 is realized to the differential mode protection of N line and PE line.Herein, be Optimization Design of Electronic Circuits, gas discharge tube V1 is common parts, common mode protection device RV3 and common mode protection device RV2 also can set separately gas discharge tube V1.According to increase foregoing circuit on traditional insert row, can realize prime lightning protection, and realized the protection of full mould, gas discharge tube V1 can conducting under transient high voltage and high rush of current, play the effect of buffering high voltage and high electric current, piezo-resistance in common mode protection device has absorption portion transient high voltage and high electric current, alleviate the impact of transient high voltage and high electric current, avoid the fusing protector in common mode protection device under the impact of transient high voltage and high electric current to disconnect, until reaching after peak value of piezo-resistance absorbability, when transient high voltage and high electric current still surpass the nominal working conditions of fusing protector, fusing protector starts disconnection, to guarantee the use safety of insert row, can avoid the fusing frequent disconnection of protector, only run into super thunder and lightning transient high voltage and high electric current, when piezo-resistance snubber is inadequate, just start fusing protector, can greatly reduce the fusing number of times of fusing protector.
Embodiment 2:
The present embodiment also comprises on the basis of embodiment 1: the fusing protector of common mode protection device RV1, the fusing protector of common mode protection device RV2, the fusing protector of common mode protection device RV3 is connected successively, wherein, the fusing protector of common mode protection device RV1 is also connected with L line, on L line, be also connected with the two-way transient diode TVS1 of series connection successively, diode D3, two-way dual color light emitting secondary light H3, diode D4, wherein diode D4 connects with the fusing protector of common mode protection device RV3, wherein, the conducting direction of diode D3 is relative with the conducting direction of diode D4, two-way dual color light emitting secondary light H3 is composed in series by red light-emitting diode and Yellow light emitting diode, the conducting direction of two-way red light-emitting diode is relative with the conducting direction of Yellow light emitting diode, and the conducting direction of red light-emitting diode is consistent with the conducting direction of diode D3, the conducting direction of Yellow light emitting diode is consistent with the conducting direction of diode D4, red light-emitting diode is connected with the resistance R 4 of connecting successively with the connecting terminal of Yellow light emitting diode simultaneously, resistance R 3, after diode D2, access PE line, wherein the conducting direction of diode D2 is the direction that flows to PE line, resistance R 4 is also connected with N line with the connecting terminal of resistance R 3.
In order to show that the operating state of each circuit guarantees that with assurance earth connection line polarity is connected correctly, is together in series with two-way dual color light emitting secondary light H3 after the fusing protector of the fusing protector of the fusing protector of common mode protection device RV1, common mode protection device RV2, common mode protection device RV3 is connected successively well, simultaneously, two-way dual color light emitting secondary light H3 is composed in series by red light-emitting diode and Yellow light emitting diode, red light-emitting diode is herein imperfect earth indicator light, red light-emitting diode lamp goes out and represents that ground path is normal in succession, the bright expression alarm of red light-emitting diode lamp now shows imperfect earth, the operation principle of imperfect earth indicator light is: circuit as shown in Figure 1, after the electric current of L line imports, if imperfect earth, the load red light-emitting diode between L line and N line passes through the circuit at its place: two-way transient diode TVS1 is to diode D3 to red light-emitting diode to resistance R 4 conducting L lines and N line formation closed-loop path, now red light-emitting diode is luminous, can represent imperfect earth, error-polarity connection indicator light sign, L line and N line connect inverse time, and diode D4 and diode D3 are all breakdown, and red light-emitting diode and Yellow light emitting diode are all lighted, and represent that L line and N line connect instead, red light-emitting diode and Yellow light emitting diode form Thunder Protection indicator light, when Yellow light emitting diode is lighted: represent that Thunder Protection is normal, when Thunder Protection lost efficacy: Yellow light emitting diode does not work.
Between resistance R 3 and diode D2, be also in series with light-emitting diode H2.
Embodiment 3:
The present embodiment also comprises on the basis of embodiment 1 or embodiment 2: also comprise anti-static protection circuit LFD; anti-static protection circuit LFD comprises rectifier circuit; the L line input of rectifier circuit is connected with L line by moving back even device L1, and the N line input electricity of rectifier circuit is connected with N line by moving back even device L2.
Owing to being Thunder Protection circuit before anti-static protection circuit LFD; for fear of anti-static protection circuit LFD, can not get energy cisco unity malfunction; anti-static protection circuit LFD increase is moved back even device L1 and is moved back even device L2; moving back even device L1 is to realize energy redistribution with the function of moving back even device L2, guarantees that anti-static protection circuit LFD normally works.QD1, QD2, QD3, QD4 are rectifier diode, and QD1, QD2, QD3, QD4 constitute rectifier circuit, realize the function of rectifier bridge stack.The effect of anti-static protection circuit LFD is high pressure and the overcurrent excessively of buffering rectifier circuit output.
Described anti-static protection circuit LFD also comprises rear utmost point protective circuit, described rear utmost point protective circuit is mainly by light-coupled isolation switch U5, two-way transient diode TVS2 forms, wherein, two-way transient diode TVS2 is in series with light-emitting diode H1, resistance R 1, two-way transient diode TVS2 is also communicated with the positive pole of rectifier circuit, resistance R 1 is communicated with the negative pole of rectifier circuit, the positive pole of the light-emitting diode of light-coupled isolation switch U5 is communicated with the positive pole of rectifier circuit by resistance R 2, after the negative pole series diode D1 of the light-emitting diode of light-coupled isolation switch U5, access PE line, the positive pole of the light-emitting diode of light-coupled isolation switch U5 also accesses PE line after series capacitance C1, the input of phototriode and the positive pole of rectifier circuit of light-coupled isolation switch U5 are communicated with, the output of the phototriode of light-coupled isolation switch U5 is communicated with the output of light-emitting diode H1.
Two-way transient diode TVS2 is two-way transient diode, and the device such as it and light-coupled isolation switch U5 is realized the function of rear class protective circuit.
Embodiment 4:
The present embodiment also comprises on the basis of embodiment 1 or embodiment 2 or embodiment 3: the model of piezo-resistance is TFMOV20S391-IT.The fusing protector of the fusing protector of the fusing protector of mould protection device RV1, common mode protection device RV2, common mode protection device RV3 is slow fusing type fusing protector, and the rated current of slow fusing type fusing protector is 15A.
The rated operational voltage of above-mentioned execution mode is 220VAC, and operating frequency range is 47 ~ 63HZ.The fusing test reaction of fusing protector is: by nominal, 5KA tests, and explosion does not occur 10KA.
As mentioned above, can well realize the utility model.
Claims (7)
1. an indoor LED illumination equipment lightning protection busbar, it is characterized in that: comprise the triple line being formed by L line, N line, PE line, common mode protection device RV1 and common mode protection device RV2, common mode protection device RV3, common mode protection device RV1 and common mode protection device RV2, common mode protection device RV3 are in series by piezo-resistance and fusing protector; Wherein, common mode protection device RV1 is connected between L line and N line, and the piezo-resistance of common mode protection device RV1 is connected with L line, and the output of the fusing protector of common mode protection device RV1 is connected with N line; Wherein, common mode protection device RV2 and common mode protection device RV3 series connection; the piezo-resistance of common mode protection device RV2 is connected with L line; the output of the fusing protector of common mode protection device RV2 is connected with the piezo-resistance of common mode protection device RV3; the fusing protector of common mode protection device RV3 is connected with N line; wherein, the connecting terminal between the fusing protector of the piezo-resistance of common mode protection device RV3 and common mode protection device RV2 is connected with PE line after by gas discharge tube V1.
2. a kind of indoor LED illumination equipment lightning protection busbar according to claim 1, it is characterized in that: the fusing protector of common mode protection device RV1, the fusing protector of common mode protection device RV2, the fusing protector of common mode protection device RV3 is connected successively, wherein, the fusing protector of common mode protection device RV1 is also connected with L line, on L line, be also connected with the two-way transient diode TVS1 of series connection successively, diode D3, two-way dual color light emitting secondary light H3, diode D4, wherein diode D4 connects with the fusing protector of common mode protection device RV3, wherein, the conducting direction of diode D3 is relative with the conducting direction of diode D4, two-way dual color light emitting secondary light H3 is composed in series by red light-emitting diode and Yellow light emitting diode, the conducting direction of two-way red light-emitting diode is relative with the conducting direction of Yellow light emitting diode, and the conducting direction of red light-emitting diode is consistent with the conducting direction of diode D3, the conducting direction of Yellow light emitting diode is consistent with the conducting direction of diode D4, red light-emitting diode is connected with the resistance R 4 of connecting successively with the connecting terminal of Yellow light emitting diode simultaneously, resistance R 3, after diode D2, access PE line, wherein the conducting direction of diode D2 is the direction that flows to PE line, resistance R 4 is also connected with N line with the connecting terminal of resistance R 3.
3. a kind of indoor LED illumination equipment lightning protection busbar according to claim 2, is characterized in that: between resistance R 3 and diode D2, be also in series with light-emitting diode H2.
4. a kind of indoor LED illumination equipment lightning protection busbar according to claim 1; it is characterized in that: also comprise anti-static protection circuit LFD; anti-static protection circuit LFD comprises rectifier circuit; the L line input of rectifier circuit is connected with L line by moving back even device L1, and the N line input electricity of rectifier circuit is connected with N line by moving back even device L2.
5. a kind of indoor LED illumination equipment lightning protection busbar according to claim 4, it is characterized in that: described anti-static protection circuit LFD also comprises rear utmost point protective circuit, described rear utmost point protective circuit is mainly by light-coupled isolation switch U5, two-way transient diode TVS2 forms, wherein, two-way transient diode TVS2 is in series with light-emitting diode H1, resistance R 1, two-way transient diode TVS2 is also communicated with the positive pole of rectifier circuit, resistance R 1 is communicated with the negative pole of rectifier circuit, the positive pole of the light-emitting diode of light-coupled isolation switch U5 is communicated with the positive pole of rectifier circuit by resistance R 2, after the negative pole series diode D1 of the light-emitting diode of light-coupled isolation switch U5, access PE line, the positive pole of the light-emitting diode of light-coupled isolation switch U5 also accesses PE line after series capacitance C1, the input of phototriode and the positive pole of rectifier circuit of light-coupled isolation switch U5 are communicated with, the output of the phototriode of light-coupled isolation switch U5 is communicated with the output of light-emitting diode H1.
6. according to a kind of indoor LED illumination equipment lightning protection busbar described in any one in claim 1-5, it is characterized in that: the model of piezo-resistance is TFMOV20S391-IT.
7. according to a kind of indoor LED illumination equipment lightning protection busbar described in any one in claim 1-5; it is characterized in that: the fusing protector of the fusing protector of mould protection device RV1, common mode protection device RV2, the fusing protector of common mode protection device RV3 are slow fusing type fusing protector, the rated current of slow fusing type fusing protector is 15A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320754369.2U CN203562612U (en) | 2013-11-26 | 2013-11-26 | Lightning protection power strip for indoor LED lighting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320754369.2U CN203562612U (en) | 2013-11-26 | 2013-11-26 | Lightning protection power strip for indoor LED lighting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203562612U true CN203562612U (en) | 2014-04-23 |
Family
ID=50512311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320754369.2U Expired - Fee Related CN203562612U (en) | 2013-11-26 | 2013-11-26 | Lightning protection power strip for indoor LED lighting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203562612U (en) |
-
2013
- 2013-11-26 CN CN201320754369.2U patent/CN203562612U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| 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: 20140423 Termination date: 20171126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |