CN203660528U - An external-type LED street lamp lightning protection device and an LED street lamp - Google Patents
An external-type LED street lamp lightning protection device and an LED street lamp Download PDFInfo
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- CN203660528U CN203660528U CN201320864132.XU CN201320864132U CN203660528U CN 203660528 U CN203660528 U CN 203660528U CN 201320864132 U CN201320864132 U CN 201320864132U CN 203660528 U CN203660528 U CN 203660528U
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- lightning protection
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- street lamp
- protection device
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- 238000005516 engineering process Methods 0.000 description 4
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- 230000032683 aging Effects 0.000 description 1
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Abstract
The utility model discloses an external-type LED street lamp lightning protection device and an LED street lamp. A lightning protection module is arranged inside a housing of the lightning protection device. The lightning protection module comprises a live wire lightning protection circuit, a null wire lightning protection circuit and a live-null lightning protection circuit. The lightning protection module comprises a live wire input terminal, a null wire input terminal and a ground wire input terminal. The lightning protection module is also provided with a live wire output terminal, a null wire output terminal and a ground wire output terminal. A power supply chamber is arranged on a LED street lamp set of the LED street lamp and a lamp pole end. A power supply module is arranged inside the power supply chamber. A live wire terminal, a null wire terminal and a ground wire terminal of the power supply module are respectively in electric connection with the live wire output terminal, the null wire output terminal and the ground wire output terminal of the lightning protection device. A live wire, a null wire and a ground wire of an electrical network are respectively in electric connection with the live wire input terminal, the null wire input terminal and the ground wire input terminal of the lightning protection device. The above connection enables the lightning protection device to be in series connection between the electrical network and the power supply module. At the same time, the lightning protection device is arranged at a maintenance door portion, corresponding to the lamp pole bottom end, in the lamp pole. The arrangement position of the lightning protection device enables the maintenance of the lightning protection device to be convenient.
Description
Technical field
The utility model relates to LED street lamp shocking preventing technology field, relates in particular to a kind of external LED street lamp lightning protection device and is provided with the LED street lamp of external LED street lamp lightning protection device.
Background technology
LED street lamp is outdoor because being arranged on, and thunderbolt is a very large threat to it.Gently cause street lamp to damage, heavy cause fire or casualties, produce huge loss.
For the problems referred to above, existing a kind of name is called the LED street lamp with lightning protection function, notification number is the patent of CN201589156U, a kind of lightning protection measures of LED street lamp is disclosed in this patent, this lightning protection measures is connected in series lightning protection device between the power line of LED street lamp and electrical network, and this lightning protection device arranges in the power pack of LED street lamp.There are several drawbacks in the set-up mode of the lightning protection device of above-mentioned patent: one, when lightning protection device is damaged need to change time, must change power supply and lightning protection device simultaneously, and be unfavorable for saving cost; Its two, because its installation site is too high, change and when maintenance very inconvenient; Its three, lightning protection device constantly has electric current to flow through, and accelerates its ageing process, has reduced useful life.And if lightning protection device is arranged on the place that voltage fluctuation is larger, can cause lightning protection device frequent movement, also can reduce its useful life, even lose the effect of lightning protection.
Utility model content
The first object of the present utility model is to provide a kind of external LED street lamp lightning protection device, this lightning protection device is provided with lightning protection circuit between live wire and ground wire, live wire and zero line and zero line and ground wire, make lightning protection device can accept repeatedly thunder and lightning repeated stock in the short time, effectively repeatedly thunderbolt of protection.
For solving the problems of the technologies described above; the technical solution of the utility model is: a kind of external LED street lamp lightning protection device comprises housing; in described housing, be provided with lightning-protection module; described lightning-protection module comprises live wire lightning protection circuit; described live wire lightning protection circuit comprises the 3rd rheostat; described the 3rd rheostatic one end is described live wire input, the other end through discharge tube be electrically connected; Be electrically connected with ground wire input describedly; Zero line lightning protection circuit, described zero line lightning protection circuit comprises the 4th rheostat, described the 4th rheostatic one end is described zero line input, the other end through described discharge tube be electrically connected; Fire-zero lightning protection circuit, described fire-zero lightning protection circuit comprises the first rheostat, the second rheostat and resistance in parallel, described the first rheostat, the second rheostat and resistance are serially connected in respectively between described live wire input and one end of fuse, and the other end of described fuse is electrically connected with described zero line input; Described lightning-protection module is also provided with live wire output, zero line output and ground line output terminal.
Optimal way is to be connected in series light-emitting diode between described resistance and described fuse.
Second object of the present utility model is to provide a kind of application rights to require the LED street lamp of the external lightning protection device described in 1, and the lightning protection device of this LED street lamp is in lightning protection, and its installation site makes easy to maintenance.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of LED street lamp, comprise LED street lamp group, described LED street lamp group is fixedly connected with the top of the lamp stand of hollow structure, described LED street lamp group is provided with power supply room in the one end near described lamp stand, in described power supply room, be provided with power module, described power module comprises live wire end, zero line side and ground terminal, on the outer wall of described lamp stand bottom, be provided with AD, in described lamp stand, the position of corresponding described AD is provided with external LED street lamp lightning protection device claimed in claim 1, the described live wire input of described lightning protection device is electrically connected with the live wire of electrical network, described zero line input is electrically connected with the zero line of electrical network, described ground wire input is electrically connected with the ground wire of electrical network, the described live wire output of described lightning protection device is electrically connected with described live wire end, and described zero line output is electrically connected with described zero line side, and described ground line output terminal is electrically connected with described ground terminal, external LED street lamp lightning protection device claimed in claim 1 is serially connected between described electrical network and power module.
Adopt after technique scheme, the beneficial effects of the utility model are: due to external LED street lamp lightning protection device described in the utility model and LED street lamp, wherein LED street lamp comprises LED street lamp group, this LED street lamp group is fixedly connected with the top of lamp stand, LED street lamp group is provided with power supply room in the side near lamp stand, in this power supply room, be provided with power module, in lamp stand, be connected to external LED street lamp lightning protection device, this external LED street lamp lightning protection device gets access to grid again, and lightning protection device is serially connected between power module and electrical network.Simultaneously lightning protection device is arranged on the AD place on the outer wall of corresponding lamp stand bottom in lamp stand, while making it damaged, can keep in repair separately or change lightning protection device, does not need to change power supply simultaneously, has saved the cost of LED street lamp.And the occupation mode of LED street lamp routinely, AD is arranged near end, makes lightning protection device easy to maintenance.
And the live wire input of lightning protection device, zero line input and ground wire input are electrically connected with live wire, zero line and the ground wire of electrical network respectively, the live wire output of lightning protection device, zero line output and ground line output terminal are electrically connected with live wire end, zero line side and the ground terminal of power module respectively.Above-mentioned connected mode is serially connected in lightning protection device between electrical network and power module, realizes lightning protection series connection protection.
This lightning protection circuit comprises live wire lightning protection circuit, zero line lightning protection circuit and fire-zero lightning protection circuit simultaneously, and wherein live wire lightning protection circuit is the lightning protection circuit forming between live wire input and ground wire input; Zero line lightning protection circuit is the lightning protection circuit forming between zero line input and ground wire input; Fire-zero lightning protection circuit is the lightning protection circuit forming between live wire input and zero line input.Said structure has been realized three Lightning Protection extremely in parallel, and in the time occurring that thunderbolt or voltage ripple of power network scope are larger, live wire lightning protection circuit imports the thunderbolt voltage between live wire and ground wire after discharge tube, and discharge tube discharges over the ground; Zero line lightning protection circuit imports the thunderbolt voltage between zero line and ground wire after discharge tube, and discharge tube discharges over the ground; Fire-zero lightning protection circuit imports the thunderbolt voltage between live wire and zero line after discharge tube, and discharge tube discharges over the ground.Three lightning protections extremely in parallel are realized.
In sum, LED street lamp of the present utility model is serially connected in the LED street lamp lightning protection device of external between LED street lamp group and electrical network, and lightning protection device is located at the near end, outside of LED street lamp group, makes it easy to maintenance.Simultaneously because the structure of this lightning protection device provides complete full guard pattern.Can accept repeatedly thunder and lightning repeated stock in the short time, leakage current is little, residual voltage is low, maximum impact electric current is larger, installs; Easy to maintenance.
Brief description of the drawings
Fig. 1 is the scheme of installation of the LED street lamp of the LED street lamp lightning protection device that is provided with external of the present utility model;
Fig. 2 is the circuit diagram of the LED street lamp lightning protection device of external of the present utility model;
In figure: 1-LED street lamp group, 2-power supply room, 3-lamp stand, 4-lightning protection device, 5-AD, 6-live wire lightning protection circuit, 7-zero line lightning protection circuit, 8-fire-zero lightning protection circuit, L-live wire, N-zero line, PE-ground wire, GDT-discharge tube, MOV1-the first rheostat, MOV2-the second rheostat, MOV3-three rheostat, MOV4-four rheostat, LED1-light-emitting diode, Fuse-fuse.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As depicted in figs. 1 and 2; a kind of external LED street lamp lightning protection device and LED street lamp; wherein external LED street lamp lightning protection device comprises housing; in this housing, be provided with lightning-protection module; this lightning-protection module comprises live wire L lightning protection circuit 6; this live wire L lightning protection circuit 6 comprises the 3rd rheostat MOV3, and one end of the 3rd rheostat MOV3 is live wire L input, and the other end is electrically connected with ground GND through gas discharge tube GDT; This ground GND is electrically connected with ground wire PE input; Zero line N lightning protection circuit 7, this zero line N lightning protection circuit 7 comprises the 4th rheostat MOV4, and one end of the 4th rheostat MOV4 is zero line N input, and the other end is electrically connected with ground GND through gas discharge tube GDT; Fire-zero lightning protection circuit 8, this fire-zero lightning protection circuit 8 comprises the first rheostat MOV1, the second rheostat MOV2 and resistance R 1 in parallel, this first rheostat MOV1, the second rheostat MOV2 and resistance R 1 are serially connected in respectively between live wire L input and one end of fuse Fuse, and the other end of this fuse Fuse is electrically connected with zero line N input.Lightning-protection module is also provided with live wire L output, zero line N output and ground wire PE output.Between above-mentioned resistance R 1 and fuse Fuse, be connected in series LED 1.Above-mentioned rheostat is varistor.
Wherein LED street lamp comprises LED street lamp group 1, this LED street lamp group 1 is fixedly connected with the top of the lamp stand 3 of hollow structure, this LED street lamp group 1 is provided with power supply room 2 in the one end near lamp stand 3, in this power supply room 2, be provided with power module, this power module is provided with live wire L end, zero line N end and ground wire PE end, on the outer wall of lamp stand 3 bottoms, be provided with AD 5, in the lamp stand 3 of these AD 5 correspondences, be provided with external LED street lamp lightning protection device 4, the live wire L input of this lightning protection device 4 is electrically connected with the live wire L of electrical network, zero line N input is electrically connected with the zero line N of electrical network, ground wire PE input is electrically connected with the ground wire PE of electrical network, the live wire L output of lightning protection device 4 is electrically connected with live wire L end, and zero line N output is electrically connected with zero line N end, and ground wire PE output is electrically connected with ground wire PE end, said structure is serially connected in external LED street lamp lightning protection device between electrical network and power module.
External LED street lamp lightning protection device 4 of the present utility model is located in lamp stand 3, separates setting with LED street lamp group 1.When it is when damaged, can keep in repair separately or change lightning protection device 4, do not need to change the power module of LED street lamp group 1 simultaneously, save the cost of LED street lamp.
In the time there is thunderbolt, because lightning protection device 4 is serially connected between the power module and electrical network of LED street lamp group 1, play series connection lightning protection.Simultaneously between the live wire L input of lightning protection device 4 and ground wire PE input, be provided with live wire L lightning protection circuit 6, the high pressure moment producing because of thunderbolt between live wire L input and ground wire PE input punctures the 3rd rheostat MOV3, its resistance moment is diminished in short-circuit condition, the high pressure that thunderbolt is produced is introduced discharge tube GDT, and the high pressure that this discharge tube GDT produces thunderbolt through earth terminal imports the earth.The high pressure in like manner producing because of thunderbolt between the zero line N input of lightning protection device 4 and ground wire PE input punctured for the 4th rheostat MOV4 moment, its resistance moment is diminished in short-circuit condition, the high pressure that thunderbolt is produced is introduced discharge tube GDT, and the high pressure that this discharge tube GDT produces thunderbolt through earth terminal imports the earth.The high pressure that after thunderbolt, live wire L input and zero line N input produce punctures the first rheostat MOV1 and the second rheostat MOV2, under the guide of resistance R 1, imports discharge tube GDT through the 4th rheostat MOV4 or the 3rd rheostat MOFV3, finally imports the earth.
After the high pressure importing producing because of thunderbolt is underground, pressure-sensitive transformer MOV1, MOV2, MOV3 and MOV4 will recover high-impedance state, between live wire L input, ground wire PE input and zero line N input in off-state, make live wire L input, ground wire PE input and zero line N input live wire L output, ground wire PE output and the zero line N output through lightning protection device 4, be electrically connected with live wire L end, ground wire PE end and the zero line N end of the power module of LED street lamp group 1, allow LED street lamp group 1 normally use.
The above preferred embodiment of the present utility model, not in order to limit the utility model, all any amendments of doing within spirit of the present utility model and principle, is equal to and replaces and improvement etc., within all should being included in protection range of the present utility model.
Claims (3)
1. external LED street lamp lightning protection device, comprises housing, in described housing, is provided with lightning-protection module, and described lightning-protection module comprises
Live wire lightning protection circuit, described live wire lightning protection circuit comprises the 3rd rheostat, described the 3rd rheostatic one end is described live wire input, the other end through discharge tube be electrically connected; Be electrically connected with ground wire input describedly;
Zero line lightning protection circuit, described zero line lightning protection circuit comprises the 4th rheostat, described the 4th rheostatic one end is described zero line input, the other end through described discharge tube be electrically connected;
Fire-zero lightning protection circuit, described fire-zero lightning protection circuit comprises the first rheostat, the second rheostat and resistance in parallel, described the first rheostat, the second rheostat and resistance are serially connected in respectively between described live wire input and one end of fuse, and the other end of described fuse is electrically connected with described zero line input;
Described lightning-protection module is also provided with live wire output, zero line output and ground line output terminal.
2. external LED street lamp lightning protection device according to claim 1, is characterized in that: between described resistance and described fuse, be connected in series light-emitting diode.
3. a LED street lamp, comprise LED street lamp group, described LED street lamp group is fixedly connected with the top of the lamp stand of hollow structure, described LED street lamp group is provided with power supply room in the one end near described lamp stand, in described power supply room, be provided with power module, described power module comprises live wire end, zero line side and ground terminal, it is characterized in that: on the outer wall of described lamp stand bottom, be provided with AD, in described lamp stand, the position of corresponding described AD is provided with external LED street lamp lightning protection device claimed in claim 1
The described live wire input of described lightning protection device is electrically connected with the live wire of electrical network, and described zero line input is electrically connected with the zero line of electrical network, and described ground wire input is electrically connected with the ground wire of electrical network;
The described live wire output of described lightning protection device is electrically connected with described live wire end, and described zero line output is electrically connected with described zero line side, and described ground line output terminal is electrically connected with described ground terminal;
External LED street lamp lightning protection device claimed in claim 1 is serially connected between described electrical network and power module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320864132.XU CN203660528U (en) | 2013-12-25 | 2013-12-25 | An external-type LED street lamp lightning protection device and an LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320864132.XU CN203660528U (en) | 2013-12-25 | 2013-12-25 | An external-type LED street lamp lightning protection device and an LED street lamp |
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| Publication Number | Publication Date |
|---|---|
| CN203660528U true CN203660528U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320864132.XU Expired - Lifetime CN203660528U (en) | 2013-12-25 | 2013-12-25 | An external-type LED street lamp lightning protection device and an LED street lamp |
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| CN (1) | CN203660528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504599A (en) * | 2018-05-18 | 2019-11-26 | 光宝电子(广州)有限公司 | Light controller socket module |
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2013
- 2013-12-25 CN CN201320864132.XU patent/CN203660528U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504599A (en) * | 2018-05-18 | 2019-11-26 | 光宝电子(广州)有限公司 | Light controller socket module |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170526 Address after: 261061, Shandong Weifang high tech Zone photoelectric park first accelerator hatch two lane No. 155, two floor Patentee after: Shandong Octavia Photoelectric Technology Co. Ltd. Address before: 261061, Shandong Weifang High-tech Zone Golden Road North First incubator two photoelectric industry park Patentee before: Ma Yubo |