CN204986698U - High reliability LED street lamp with surge electrostatic protection function - Google Patents
High reliability LED street lamp with surge electrostatic protection function Download PDFInfo
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- CN204986698U CN204986698U CN201520751678.3U CN201520751678U CN204986698U CN 204986698 U CN204986698 U CN 204986698U CN 201520751678 U CN201520751678 U CN 201520751678U CN 204986698 U CN204986698 U CN 204986698U
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- luminescence chip
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Abstract
The utility model discloses a high reliability LED street lamp with surge electrostatic protection function, including cavity, module formula LED radiator, ceramic substrate, LED luminescence chip, LED luminous lens, LED drive module and electrostatic protection module, wherein, the cavity include the cavity and with the lower cavity of last cavity fixed coordination, the side of cavity is equipped with the air vent down, be equipped with mounting groove down on the cavity, the order has set firmly module formula LED radiator among this mounting groove, ceramic substrate, LED luminescence chip and the LED lens that give out light, give off light, LED in the LED luminescence chip connects for the full cascaded structure of one way, and weld LED luminescence chip eutectic on ceramic substrate through the gold goal is direct, the LED luminescence chip is connected with the LED drive module electricity, and LED drive module is including the surge protector who is arranged in filtering commercial power surge voltage, electrostatic protection module parallel connection goes into in the LED luminescence chip. The utility model provides a LED street lamp, it is not enough effectively to have improved LED street lamp heat dissipation, power drive unstability and the LED broken string risk of opening a way.
Description
Technical field
The utility model belongs to field of illuminating device, is specifically related to a kind of high reliability LED street lamp with surge antistatic protection function.
Background technology
As everyone knows, road lighting is the important component part of city illumination, and traditional street lamp often adopts high-pressure mercury lamp 360 degree of luminescences, and the loss of light is very huge, causes the huge waste of the energy.Current, global environment is going from bad to worse, and each state is all at development clean energy resource.And along with the rapid growth of national economy, China's energy supply and demand contradiction is outstanding day by day, supply of electric power comes into existence the situation of critical shortage, and energy-conservation is current urgent problem.Therefore, development of new is efficient, energy-conservation, the life-span is long, colour rendering index is high, the LED street lamp of environmental protection is of great significance the energy-conservation tool of city illumination.
Road lighting and people's productive life closely related, along with the quickening of Urbanization in China, LED street lamp with directional lighting, the advantage such as power consumption is low, drive characteristic good, fast response time, shock resistance are high, long service life, environmental protection enter into gradually people the visual field, become the energy-conserving light source of new generation most in the world with alternative conventional light source advantage, therefore, LED street lamp will become the optimal selection of roadway illumination and energy saving transformation.But it is not enough to there is heat radiation in existing LED street lamp, power drives instability and LED broken string open circuit risk.
Utility model content
The LED street lamp heat radiation existed for prior art is not enough, and the technical problem of power drives instability and LED broken string open circuit risk, the utility model provides a kind of high reliability LED street lamp with surge antistatic protection function.
To achieve these goals, the utility model adopts following technical scheme:
There is a high reliability LED street lamp for surge antistatic protection function, comprise cavity, module type LED radiator, ceramic substrate, LED luminescence chip, LED light emission lens, LED drive module and electrostatic defending module, wherein, described cavity comprises upper cavity and the lower chamber with upper cavity secure fit, the side of described lower chamber is provided with passage, described lower chamber is provided with installation groove, module type LED radiator is installed with in this installation groove, described ceramic substrate is arranged on above module type LED radiator, LED in described LED luminescence chip connects for the full cascaded structure of single channel, and directly LED luminescence chip eutectic is welded on ceramic substrate by gold goal, described LED light emission lens is arranged on above LED luminescence chip, described module type LED radiator, ceramic substrate, LED luminescence chip and LED light emission lens are fixedly mounted in the installation groove of described lower chamber, described LED luminescence chip is electrically connected with LED drive module, and described LED drive module comprises one end is connected with civil power, the surge protective machine for surge voltage in filtering civil power that the other end is connected with described LED luminescence chip, described electrostatic defending wired in parallel connects in LED luminescence chip.
The high reliability LED street lamp of what the utility model provided have surge antistatic protection function, by module type LED radiator, the heat that the LED luminescence chip be arranged on ceramic substrate produces is disperseed, and exchanged by the passage of lower chamber side and the air of outside, thus effectively improve the radiating effect of LED luminescence chip, improve the radiating efficiency of whole LED street lamp; LED luminescence chip is electrically connected with the LED drive module with surge protective machine, ensure that the stability of driving power, and is connected in parallel into electrostatic protection module in LED luminescence chip, thus effectively ensure that LED street lamp is not easily damaged; Adopt the welding of gold goal direct eutectic to replace gold thread of the prior art to connect, thus avoid the risk because the LED that gold thread open circuit causes opens a way, thermal resistance is reduced to minimum simultaneously; And on the basis of eutectic welding, the full cascaded structure of single channel is coordinated (to be all together in series by all LED in LED luminescence chip, form a single loop), any LEDs is short-circuited fault, all can not affect electric current and the voltage distribution of other LED, namely other LED according to normal mode of operation, thus can also extend the life cycle of module.
Further, described lower chamber is provided with groove, described upper cavity is provided with projection, the groove of described lower chamber and this protruding snap-fit engagement.
Further, described upper cavity is fixedly connected with described lower chamber by screw.
Further, described surge protective machine is gas-discharge tube.
Further, described electrostatic defending module is the electrostatic protection device with TVS bridge-type protection circuit.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram with the high reliability LED street lamp of surge antistatic protection function that the utility model provides.
In figure, 1, cavity; 11, upper cavity; 12, lower chamber; 121, passage; 2, module type LED radiator; 3, ceramic substrate; 4, LED luminescence chip; 5, LED light emission lens; 6, LED drive module; 61, surge protective machine; 7, electrostatic defending module.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
Please refer to shown in Fig. 1, the utility model provides a kind of high reliability LED street lamp with surge antistatic protection function, comprises cavity 1, module type LED radiator 2, ceramic substrate 3, LED luminescence chip 4, LED light emission lens 5, LED drive module 6 and electrostatic defending module 7, wherein, described cavity 1 comprises upper cavity 11 and the lower chamber 12 with upper cavity 11 secure fit, the side of described lower chamber 12 is provided with passage 121, described lower chamber 12 is provided with installation groove, module type LED radiator 2 is installed with in this installation groove, described ceramic substrate 3 is arranged on above module type LED radiator 2, LED in described LED luminescence chip 4 connects for the full cascaded structure of single channel, and directly LED luminescence chip 4 eutectic is welded on ceramic substrate 3 by gold goal, described LED light emission lens 5 is arranged on luminous core 4 tops of LED, described module type LED radiator 2, ceramic substrate 3, LED luminescence chip 4 and LED light emission lens 5 are fixedly mounted in the installation groove of described lower chamber 12, described LED luminescence chip 4 is electrically connected with LED drive module 6, and described LED drive module 6 comprises one end is connected with civil power, the surge protective machine 61 for surge voltage in filtering civil power that the other end is connected with described LED luminescence chip 4, described electrostatic defending module 7 is connected in parallel in LED luminescence chip 4.
The high reliability LED street lamp of what the utility model provided have surge antistatic protection function, by module type LED radiator, the heat that the LED luminescence chip be arranged on ceramic substrate produces is disperseed, and exchanged by the passage of lower chamber side and the air of outside, thus effectively improve the radiating effect of LED luminescence chip, improve the radiating efficiency of whole LED street lamp; LED luminescence chip is electrically connected with the LED drive module with surge protective machine, ensure that the stability of driving power, and is connected in parallel into electrostatic protection module in LED luminescence chip, thus effectively ensure that LED street lamp is not easily damaged; Adopt the welding of gold goal direct eutectic to replace gold thread of the prior art to connect, thus avoid the risk because the LED that gold thread open circuit causes opens a way, thermal resistance is reduced to minimum simultaneously; And on the basis of eutectic welding, the full cascaded structure of single channel is coordinated (to be all together in series by all LED in LED luminescence chip, form a single loop), any LEDs is short-circuited fault, all can not affect electric current and the voltage distribution of other LED, namely other LED according to normal mode of operation, thus can also extend the life cycle of module.
As specific embodiment, described lower chamber 12 is provided with groove, described upper cavity 11 is provided with projection, the groove of described lower chamber and this protruding snap-fit engagement.Particularly, as a kind of embodiment, the top edge of lower chamber arranges a circle groove, preset a circle at the lower limb of upper cavity protruding, the lower limb of described upper cavity snaps fit onto in this groove, thus realizes the snap-fit engagement of upper cavity and lower chamber.
As specific embodiment, described lower chamber 12 is provided with lower screwed hole, described upper cavity 11 is provided with upper screwed hole, the lower screwed hole of described lower chamber and this upper screwed hole are fixedly connected with by screw and coordinate.Particularly, as a kind of embodiment, lower chamber arranges lower screwed hole, upper cavity 11 arranges upper screwed hole, screw is extend in upper screwed hole through after the lower screwed hole of described lower chamber again, thus realize upper cavity and lower chamber be fixedly connected with cooperation.
As specific embodiment, described surge protective machine 61 is gas-discharge tube, and one end of surge protective machine is electrically connected with city, and the other end is connected with described LED luminescence chip 4, for the surge voltage in filtering civil power.Particularly, LED street lamp is all contained in open air, opens the induction of getting rid of and being struck by lightning due to network load, and can invade various surge from external electrical network system, some surge can cause the damage of LED luminescence chip.Therefore, in order to prevent the intrusion of LED luminescence chip surge power supply, protection LED luminescence chip is not damaged, and the LED drive module in the present embodiment arranges the surge protective machine having and suppress electrical network surge to invade, and ensure that the stability that LED luminescence chip drives.
As specific embodiment; described electrostatic defending module 7 is for having TVS (TransientVoltageSuppressor; transient voltage TVS) electrostatic protection device of bridge-type protection circuit; and electrostatic defending module 7 is connected in parallel in LED luminescence chip 4; effectively can suppress the generation of electrostatic thus; and accelerate electrostatic leakage, carry out electrostatic neutralization, ensure that the LED luminescence chip in LED street lamp is not easily damaged.
These are only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing the utility model description and accompanying drawing content to do; directly or indirectly be used in the technical field that other are relevant, all in like manner within scope of patent protection of the present utility model.
Claims (5)
1. there is a high reliability LED street lamp for surge antistatic protection function, it is characterized in that, comprise cavity, module type LED radiator, ceramic substrate, LED luminescence chip, LED light emission lens, LED drive module and electrostatic defending module, wherein, described cavity comprises upper cavity and the lower chamber with upper cavity secure fit, the side of described lower chamber is provided with passage, described lower chamber is provided with installation groove, module type LED radiator is installed with in this installation groove, described ceramic substrate is arranged on above module type LED radiator, LED in described LED luminescence chip connects for the full cascaded structure of single channel, and directly LED luminescence chip eutectic is welded on ceramic substrate by gold goal, described LED light emission lens is arranged on above LED luminescence chip, described module type LED radiator, ceramic substrate, LED luminescence chip and LED light emission lens are fixedly mounted in the installation groove of described lower chamber, described LED luminescence chip is electrically connected with LED drive module, and described LED drive module comprises one end is connected with civil power, the surge protective machine for surge voltage in filtering civil power that the other end is connected with described LED luminescence chip, described electrostatic defending wired in parallel connects in LED luminescence chip.
2. the high reliability LED street lamp with surge antistatic protection function according to claim 1, is characterized in that, described lower chamber is provided with groove, and described upper cavity is provided with projection, the groove of described lower chamber and this protruding snap-fit engagement.
3. the high reliability LED street lamp with surge antistatic protection function according to claim 1, it is characterized in that, described upper cavity is fixedly connected with described lower chamber by screw.
4. the high reliability LED street lamp with surge antistatic protection function according to claim 1, is characterized in that, described surge protective machine is gas-discharge tube.
5. the high reliability LED street lamp with surge antistatic protection function according to claim 1, is characterized in that, described electrostatic defending module is the electrostatic protection device with TVS bridge-type protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520751678.3U CN204986698U (en) | 2015-09-22 | 2015-09-22 | High reliability LED street lamp with surge electrostatic protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520751678.3U CN204986698U (en) | 2015-09-22 | 2015-09-22 | High reliability LED street lamp with surge electrostatic protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204986698U true CN204986698U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520751678.3U Expired - Fee Related CN204986698U (en) | 2015-09-22 | 2015-09-22 | High reliability LED street lamp with surge electrostatic protection function |
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| CN (1) | CN204986698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159963A (en) * | 2019-05-05 | 2019-08-23 | 广东远合工程科技有限公司 | A kind of LED light |
-
2015
- 2015-09-22 CN CN201520751678.3U patent/CN204986698U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159963A (en) * | 2019-05-05 | 2019-08-23 | 广东远合工程科技有限公司 | A kind of LED light |
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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: 20160120 Termination date: 20210922 |
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| CF01 | Termination of patent right due to non-payment of annual fee |