CN204464990U - Anti-lightning strike LED drive power circuit - Google Patents
Anti-lightning strike LED drive power circuit Download PDFInfo
- Publication number
- CN204464990U CN204464990U CN201520156760.1U CN201520156760U CN204464990U CN 204464990 U CN204464990 U CN 204464990U CN 201520156760 U CN201520156760 U CN 201520156760U CN 204464990 U CN204464990 U CN 204464990U
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- parallel branch
- electric capacity
- live wire
- zero line
- branch
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of anti-lightning strike LED drive power circuit, comprise live wire and zero line; The first parallel branch, the second parallel branch is parallel with successively between described live wire and zero line; The 3rd branch road is also connected with between described first parallel branch and the second parallel branch; Described first parallel branch comprises first piezo-resistance and the second piezo-resistance of being connected successively by live wire to zero line; Described second parallel branch comprises first electric capacity and the second electric capacity of being connected successively by live wire to zero line; Described 3rd branch road is provided with gas discharge tube and earth connection successively by the first parallel branch to the second parallel branch; Described first piezo-resistance and the first electric capacity are between live wire and the 3rd branch road; Described second piezo-resistance and the second electric capacity are the 3rd between branch road and zero line.The anti-lightning strike LED drive power circuit of the utility model, when power input thunderbolt pulse over the ground arrives, can clamp down within the specific limits by surge spike, prevent sparking and rear class inefficacy.
Description
Technical field
The utility model relates to anti-lightning strike LED drive power circuit.
Background technology
The anti-lightning strike performance of existing LED drive power circuit has much room for improvement.
Utility model content
The purpose of this utility model is to provide a kind of anti-lightning strike LED drive power circuit, when power input thunderbolt pulse over the ground arrives, can clamp down within the specific limits by surge spike, prevent sparking and rear class inefficacy.
For achieving the above object, the technical solution of the utility model is a kind of anti-lightning strike LED drive power circuit of design, comprises live wire and zero line;
The first parallel branch, the second parallel branch is parallel with successively between described live wire and zero line;
Described first parallel branch is positioned at power input;
The 3rd branch road is also connected with between described first parallel branch and the second parallel branch;
Described first parallel branch comprises first piezo-resistance and the second piezo-resistance of being connected successively by live wire to zero line;
Described second parallel branch comprises first electric capacity and the second electric capacity of being connected successively by live wire to zero line;
Described 3rd branch road is provided with gas discharge tube and earth connection successively by the first parallel branch to the second parallel branch;
Described first piezo-resistance and the first electric capacity are between live wire and the 3rd branch road;
Described second piezo-resistance and the second electric capacity are the 3rd between branch road and zero line.
Preferably, described first electric capacity and the second electric capacity are mica capacitor.
Advantage of the present utility model and beneficial effect are: provide a kind of anti-lightning strike LED drive power circuit, when power input thunderbolt pulse over the ground arrives, can clamp down within the specific limits by surge spike, prevent sparking and rear class inefficacy.
The anti-lightning strike LED drive power circuit of the utility model, its input live wire and zero line are received safely by piezo-resistance and gas discharge tube, and Absorbable rod comes from the lightning surge pulse energy of power line, can reach input 6KV grade (generally civilian is 2KV).
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection range of the present utility model with this.
The technical scheme that the utility model is specifically implemented is:
As shown in Figure 1, a kind of anti-lightning strike LED drive power circuit, comprises live wire L and zero line N;
The first parallel branch, the second parallel branch is parallel with successively between described live wire L and zero line N;
Described first parallel branch is positioned at power input;
The 3rd branch road is also connected with between described first parallel branch and the second parallel branch;
Described first parallel branch comprises the first piezo-resistance VR1 and the second piezo-resistance VR2 that are connected successively by live wire L to zero line N;
Described second parallel branch comprises the first electric capacity CY1 and the second electric capacity CY2 that are connected successively by live wire L to zero line N;
Described 3rd branch road is provided with gas discharge tube Z1 and earth connection GND successively by the first parallel branch to the second parallel branch;
Described first piezo-resistance VR1 and the first electric capacity CY1 is between live wire L and the 3rd branch road;
Described second piezo-resistance VR2 and the second electric capacity CY2 is between the 3rd branch road and zero line N.
Described first electric capacity CY1 and the second electric capacity CY2 is mica capacitor.
The anti-lightning strike LED drive power circuit of the utility model, when power input thunderbolt pulse over the ground arrives, can clamp down within the specific limits by surge spike, prevent sparking and rear class inefficacy.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (2)
1. anti-lightning strike LED drive power circuit, is characterized in that, comprises live wire and zero line;
The first parallel branch, the second parallel branch is parallel with successively between described live wire and zero line;
The 3rd branch road is also connected with between described first parallel branch and the second parallel branch;
Described first parallel branch comprises first piezo-resistance and the second piezo-resistance of being connected successively by live wire to zero line;
Described second parallel branch comprises first electric capacity and the second electric capacity of being connected successively by live wire to zero line;
Described 3rd branch road is provided with gas discharge tube and earth connection successively by the first parallel branch to the second parallel branch;
Described first piezo-resistance and the first electric capacity are between live wire and the 3rd branch road;
Described second piezo-resistance and the second electric capacity are the 3rd between branch road and zero line.
2. anti-lightning strike LED drive power circuit according to claim 1, is characterized in that, described first electric capacity and the second electric capacity are mica capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520156760.1U CN204464990U (en) | 2015-03-19 | 2015-03-19 | Anti-lightning strike LED drive power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520156760.1U CN204464990U (en) | 2015-03-19 | 2015-03-19 | Anti-lightning strike LED drive power circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204464990U true CN204464990U (en) | 2015-07-08 |
Family
ID=53671817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520156760.1U Expired - Fee Related CN204464990U (en) | 2015-03-19 | 2015-03-19 | Anti-lightning strike LED drive power circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204464990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201900019755A1 (en) | 2019-10-24 | 2021-04-24 | Torino Politecnico | LED LIGHTING DEVICE WITH SURGE PROTECTION SYSTEM |
-
2015
- 2015-03-19 CN CN201520156760.1U patent/CN204464990U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201900019755A1 (en) | 2019-10-24 | 2021-04-24 | Torino Politecnico | LED LIGHTING DEVICE WITH SURGE PROTECTION SYSTEM |
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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: 20150708 Termination date: 20190319 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |