CN105508883A - Device for heat dissipation of LED lamp - Google Patents
Device for heat dissipation of LED lamp Download PDFInfo
- Publication number
- CN105508883A CN105508883A CN201510913856.2A CN201510913856A CN105508883A CN 105508883 A CN105508883 A CN 105508883A CN 201510913856 A CN201510913856 A CN 201510913856A CN 105508883 A CN105508883 A CN 105508883A
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- heat radiation
- heat dissipation
- block
- water inlet
- expander
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Abstract
The invention relates to a heat dissipation device, and discloses a device for heat dissipation of an LED lamp. The device comprises a heat dissipation cover, wherein the heat dissipation cover comprises an outer heat dissipation cover and an inner heat dissipation cover arranged in the outer heat dissipation cover, wherein a water inlet port and a water outlet port are formed in the upper part of the outer heat dissipation cover; an expansion body is arranged between the outer heat dissipation cover and the inner heat dissipation cover; a first fixing barrel is arranged against the right side of the expansion body; a connection block is arranged at the left side of the expansion body; the connection block comprises a stop block arranged at the middle part of the connection block; the water outlet port is sealed by the stop block; an inlet and an outlet which are matched with the water inlet port and the water outlet port are arranged in the two sides of the stop block respectively; the water inlet port is sealed by the wall of the inlet; and an elastic element is connected between the inlet and the heat dissipation cover. According to the invention, compared with the prior art, the volume of the expansion body is changed with the change of a temperature, and movements of a connection port and a conductive block are driven to open or close a ventilation port and turn on or turn off a fan, thus the heat dissipation property is improved, and dustproof and moistureproof roles are played.
Description
Technical field
The present invention relates to a kind of heat abstractor, be specifically related to a kind of device for LED heat radiation.
Background technology
LED is a kind of can be the semiconductor of visible ray by electric energy conversion, its energy consumption be only the 1/l0 of incandescent lamp, common energy-saving lamp 1/4oLED lamp except the advantage with environmental protection and energy saving, also there is the plurality of advantages such as the life-span is long, light efficiency is high, radiationless.Therefore, the upgraded product that LED throws light on as the next generation is the new industry with great potential.
The application of LED is subject to the puzzlement of heat dissipation problem always, heat dissipation problem badly influences light efficiency and the life-span of LED light source, the heat radiation of LED generally will rely on radiator, traditional radiator is all generally closed cylindrical shape, outside can distribute some fins, although reach basic heat radiation object, but radiator close make radiator inner air cannot in time with extraneous air circulation, just cause radiating efficiency low, cause LED light source and power source temperature too high, thus had influence on light efficiency and the life-span of LED, and in order to make radiator effect become better, existing radiator also can offer louvre on outer wall, it is too large that louvre designs, radiator has not had again the effect of dust and moisture, but louvre design is too little, though serve to the effect of LED dust and moisture, but what the heat that LED produces still cannot be unobstructed distributes, and louvre is too little, time one is long, being easy to can by dust shutoff, louvre is caused not reach the object of heat radiation, this also certainly will have influence on the service life of LED.
Summary of the invention
The invention is intended to provide a kind of good heat dissipation effect, again can the device for LED heat radiation of dust and moisture.
The device for LED heat radiation in this programme, comprise heat dissipating housing, heat dissipating housing comprises heat radiation outer cover and is located at the heat radiation inner cover in heat radiation outer cover, heat radiation outer cover is provided with water inlet and delivery port, expander is provided with between heat radiation outer cover and heat radiation inner cover, the side of expander has mutually and is provided with the first stationary magazine creel, expander opposite side is provided with contiguous block, contiguous block comprises the block be located in the middle part of contiguous block, delivery port is closed by block, the side of the close expander of block is provided with the outlet coordinating delivery port, the side away from expander of block is provided with the import coordinating water inlet, water inlet is closed by inlet wall, elastic component is connected with between import and heat dissipating housing.
The know-why of this programme and beneficial effect are: when lamp is not opened, and the temperature of lamp is room temperature, and expander can not dilatancy, and water inlet and delivery port are still closed by contiguous block.
When needing to use lamp, opened by lamp, the temperature of lamp constantly raises; When temperature is not high, expander still can not dilatancy, and water inlet and delivery port are still closed by contiguous block, and heat dissipating housing just can ensure the heat radiation of lamp.
When temperature continues to continue to raise, when temperature becomes very high, expander will be subject to the impact distortion of temperature, expander side is fixed by the first fixed block, driving contiguous block moves to the direction away from expander by expander opposite side, elastic component will be compressed, import on contiguous block and outlet communicate with water inlet and delivery port respectively, water with certain pressure will enter between heat radiation outer cover and heat radiation inner cover by water inlet, who will flow between heat radiation outer cover and heat radiation inner cover, flow to the outlet of contiguous block always, and flow in delivery port through outlet, flow out from delivery port, in the flow process of water, heat is taken away by water in heat dissipating housing, specific heat of water holds larger, heat can be taken away by the water of flowing compared with air quickly, thus improve radiating effect.
When being closed by lamp, the constant temperature of lamp reduces, and expander will restore to the original state, and water inlet and delivery port will be closed by inlet wall and block respectively, and water will not flow, the heat between heat dissipating housing and lamp, will with water heat exchange; Because whole heat radiation inner cover is closed, lamp can not contact with cold air, and heat radiation inner cover serves the effect to lamp dust and moisture.
Further, expander is block rubber.Block rubber can expanded by heating, after temperature is reduced to normal temperature, returns to again original state and can play the effect driving contiguous block and conducting block.
Further, water inlet and delivery port are arranged on heat radiation cover upper, and this is arranged, and water can be made more easily to flow into the bottom of heat radiation outer cover, accelerate the flowing of water.
Further, elastic component is spring, and spring is a kind of machine components utilizing elasticity to carry out work, there is deformation under external force with the part that elastomeric material is made, restore to the original state again after removing external force, be connected to the spring on contiguous block, when expander restores to the original state, contiguous block can be promoted and resets.
Further, be also installed with the second stationary magazine creel between heat radiation outer cover and heat radiation inner cover, elastic component is connected with the second stationary magazine creel, and the second stationary magazine creel can easily be fixed by elastic component, reduces the difficulty that elastic component is connected and fixed.
Accompanying drawing explanation
Fig. 1 is the structural representation of the device embodiment that the present invention is dispelled the heat for LED.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: heat radiation outer cover 1, heat radiation inner cover 2, block rubber 3, first stationary magazine creel 4, second stationary magazine creel 5, spring 6, water inlet 7, delivery port 8, block 9, import 10, outlet 11, lamp 12.
Shown in the basic reference diagram 1 of embodiment: for the device of LED heat radiation, comprise heat dissipating housing, the heat radiation inner cover 2 that heat dissipating housing comprises heat radiation outer cover 1 and is located in heat radiation outer cover 1, heat radiation outer cover 1 top is provided with water inlet 7 and delivery port 8, block rubber 3 is provided with between heat radiation outer cover 1 and heat radiation inner cover 2, the right side of block rubber 3 has mutually and is provided with the first stationary magazine creel 4, contiguous block is provided with on the left of block rubber 3, contiguous block comprises the block 9 be located in the middle part of contiguous block, delivery port 8 is closed by block 9, the both sides of block 9 are respectively equipped with the import 10 and outlet 11 that coordinate water inlet 7 and delivery port 8, water inlet 7 is closed by inlet wall, contiguous block is connected with spring 6 away from the downside of block rubber 3, the second stationary magazine creel 5 is also installed with between heat radiation outer cover 1 and heat radiation inner cover 2, spring 6 is connected with the second stationary magazine creel 5.
When lamp 12 is not opened, the temperature of lamp 12 is room temperature, and block rubber 3 can not dilatancy, and water inlet 7 and delivery port 8 are still closed by contiguous block.
When needing to use lamp 12, opened by lamp 12, the temperature of lamp 12 constantly raises; When temperature is not high, block rubber 3 still can not dilatancy, and water inlet 7 and delivery port 8 are still closed by contiguous block, and heat dissipating housing just can ensure the heat radiation of lamp 12.
When temperature continues to continue to raise, when temperature becomes very high, block rubber 3 will be subject to the impact distortion of temperature, fixed by the first fixed block on the right side of block rubber 3, on the left of block rubber 3, driving contiguous block is moved to the direction away from block rubber 3, spring 6 will be compressed, import 10 on contiguous block and outlet 11 communicate with water inlet 7 and delivery port 8 respectively, water with certain pressure will enter between heat radiation outer cover 1 and heat radiation inner cover 2 by water inlet 7, who will flow between heat radiation outer cover 1 and heat radiation inner cover 2, flow to the outlet 11 of contiguous block always, and flow in delivery port 8 through outlet 11, flow out from delivery port 8, in the flow process of water, heat is taken away by water in heat dissipating housing.
When being closed by lamp 12, the constant temperature of lamp 12 reduces, and block rubber 3 will restore to the original state, and water inlet 7 and delivery port 8 will be closed by inlet wall and block 9 respectively, and water will not flow, the heat between heat dissipating housing and lamp 12, will with water heat exchange; Because whole heat radiation inner cover 2 is closed, lamp 12 can not contact with cold air.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (5)
1. for the device of LED heat radiation, comprise heat dissipating housing, heat dissipating housing comprises heat radiation outer cover and is located at the heat radiation inner cover in heat radiation outer cover, it is characterized in that, heat radiation outer cover is provided with water inlet and delivery port, expander is provided with between heat radiation outer cover and heat radiation inner cover, the side of expander has mutually and is provided with the first stationary magazine creel, expander opposite side is provided with contiguous block, contiguous block comprises the block be located in the middle part of contiguous block, delivery port is closed by block, the side of the close expander of block is provided with the outlet coordinating delivery port, the side away from expander of block is provided with the import coordinating water inlet, water inlet is closed by inlet wall, elastic component is connected with between import and heat dissipating housing.
2. the device for LED heat radiation according to claim 1, is characterized in that: described expander is block rubber.
3. the device for LED heat radiation according to claim 2, is characterized in that: described water inlet and delivery port are arranged on heat radiation cover upper.
4. the device for LED heat radiation according to claim 3, is characterized in that: described elastic component is spring.
5. the device for LED heat radiation according to claim 4, is characterized in that: be also installed with the second stationary magazine creel between described heat radiation outer cover and heat radiation inner cover, elastic component is connected with the second stationary magazine creel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510913856.2A CN105508883B (en) | 2015-12-12 | 2015-12-12 | Device for LED light heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510913856.2A CN105508883B (en) | 2015-12-12 | 2015-12-12 | Device for LED light heat dissipation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105508883A true CN105508883A (en) | 2016-04-20 |
| CN105508883B CN105508883B (en) | 2018-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510913856.2A Active CN105508883B (en) | 2015-12-12 | 2015-12-12 | Device for LED light heat dissipation |
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| Country | Link |
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| CN (1) | CN105508883B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911857A (en) * | 2020-07-10 | 2020-11-10 | 周志远 | LED street lamp for urban illumination |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203023943U (en) * | 2012-11-28 | 2013-06-26 | 吉林省朗星光电科技股份有限公司 | Automatic opening and closing radiating type light emitting diode (LED) spotlight |
| CN103851601A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Lamp and liquid-cooling radiator thereof |
| CN103453403B (en) * | 2013-08-30 | 2015-07-29 | 程炽坤 | A kind of LED projection lamp with heat abstractor and control method thereof |
| CN104633623B (en) * | 2014-12-24 | 2017-12-19 | 东莞市闻誉实业有限公司 | LED lamp heat sink |
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2015
- 2015-12-12 CN CN201510913856.2A patent/CN105508883B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911857A (en) * | 2020-07-10 | 2020-11-10 | 周志远 | LED street lamp for urban illumination |
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| Publication number | Publication date |
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| CN105508883B (en) | 2018-08-03 |
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Effective date of registration: 20200911 Address after: 221000 No.22 Fumin Road, Pizhou high tech Industrial Development Zone, Xuzhou City, Jiangsu Province (within New Energy Research Institute) Patentee after: Jiangsu jinruiju New Material Technology Co.,Ltd. Address before: 400021, opposite the cypress village, Jiangbei District, Chongqing, 1 Patentee before: CHONGQING XINDE ELECTRONIC Co.,Ltd. |
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