CN201662346U - Telescopic heat pipe radiator and LED lamp thereof - Google Patents
Telescopic heat pipe radiator and LED lamp thereof Download PDFInfo
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- CN201662346U CN201662346U CN2009200746115U CN200920074611U CN201662346U CN 201662346 U CN201662346 U CN 201662346U CN 2009200746115 U CN2009200746115 U CN 2009200746115U CN 200920074611 U CN200920074611 U CN 200920074611U CN 201662346 U CN201662346 U CN 201662346U
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- heat
- radiator
- led
- aluminium base
- heat pipe
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Abstract
The utility model discloses a telescopic heat pipe radiator and a high-power LED lamp applying the radiator to radiate heat. The telescopic heat pipe radiator comprises a perforated aluminum-base radiator and a heat pipe. The LED lamp applying the telescopic heat pipe radiator comprises a telescopic heat pipe radiator, an LED light source, a rectification driving controller and a lamp fastening device. The LED light source is closely arranged on the lower end surface of a heat transfer aluminum-base plate of the heat pipe radiator and is in close contact therewith. The LED lamp can be designed as a high-power LED lamp such as an LED street lamp, a tunnel lamp and a flood lamp. By applying the heat pipe radiator to the high-power LED lamp, the heat transferred out from an LED chip can be uniformly transferred to radiation fins for radiation through the principle of heat absorption during liquid vaporization, so as to ensure that the LED chip operates in a proper temperature environment and ensure normal operation of the LED chip. The utility model solves the problem of light attenuation and impact of temperature rise on the service life of the LED chip.
Description
Technical field
The utility model relates to a kind of LED light fixture, definite a kind of LED light fixture that utilizes the heat-pipe radiator heat radiation of saying so.
Background technology
Many particles of tradition LED light fixture exists the light source light decay fast, easily aging shortcoming, and a large amount of combined light sources make the fitting structure complexity, installation manufacturing cost height, utilize integrated encapsulation technology that the plurality of LEDs light source is integrated in formation light source module on the fritter area for addressing the above problem the scientific worker, well solved complicated and the fast shortcoming of light decay have been installed, but the heat that the light source of this module type produces is concentrated relatively, make that aluminium base radiator heat transfer plate heat distributed pole is inhomogeneous, be unfavorable for heat radiation, the led chip junction temperature is exceeded standard, then accelerate the led chip light decay and influence service life, the LED light efficiency is also relevant with temperature simultaneously, and therefore effectively control led chip temperature will seem very important.
Summary of the invention
Concentrate for solving high power integrated LED light source light fixture heat, the problem of heat radiation difficulty, the utility model provides a kind of LED light fixture that utilizes the heat-pipe radiator heat radiation.
The technical solution of the utility model is as follows:
A kind of drawing heat-pipe radiator, aluminium base radiator and heat pipe by tape punching are formed, heat pipe closely is embedded in the aluminium base radiator perforation, the end closure of perhaps earlier radiator being bored a hole, refrigerant directly places in it, then the other end is sealed and vacuumizes, refrigerant is methyl alcohol, ether etc.
Described aluminium base radiator adopts the aluminium one-off drawing to form, heat transfer aluminium base and some fin by tape punching are formed, some fin are fixedly installed on heat transfer aluminium base upper surface, heat transfer aluminium base lower surface is the plane, and heat transfer aluminium base inside is provided with the via hole that is parallel to fin, crosses pore radius 2-5 millimeter, heat transfer aluminium base thickness is set between 0.5-2 centimetre, the thickness of fin is the 1-5 millimeter, highly is 2-20 centimetre, and spacing is 0.5-2 centimetre.
A kind of drawing heat pipe heat radiation LED light fixture is made of drawing heat-pipe radiator (1), led light source (2), rectification driving governor (3) and light fixture fastener.The led light source close installation contacts in heat-pipe radiator heat transfer aluminium base lower surface and closely, and the rectification driving governor is fixedly installed in the mounting box, and the light fixture fastener is one group and is convenient to the hard-wired support of light fixture.
Described led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place and form led light source module (2) in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise screw hole that is connected with lamp radiator and the through wires hole that supplies cabling on it.Thermal conductive surface is connected in heat transfer aluminium base lower surface by screw and heat-conducting glue.
The LED light fixture can be designed to high-power LED lamps such as LED street lamp, Tunnel Lamp, floodlight.
Need add light-distribution lens when being designed to high-power LED street lamp and carry out secondary light-distribution, light-distribution lens is located at led light source module below, and encapsulation process between lens and light source module is in the airtight light-source chamber of water proof and dust proof light source module.The rectification driving governor is fixedly installed in the airtight mounting box, mounting box is that aluminium diecasting is connected (can add in case of necessity strengthen gusset) with aluminium base radiator screw, this moment the light fixture fastener can be arranged at the radiator upper end or with the integrated design of rectification driving governor mounting box.
When being designed to high power LED tunnel lamp and floodlight, adopt reflector to carry out luminous intensity distribution, fansink designs is become the U type, the radiator two ends of one-off drawing moulding add the end cap screw or reach buckles etc. fastening and sealing, the light fixture exiting surface i.e. fin one surface glass capping dorsad, and led light source and rectification driving governor all are installed in this airtight cavity.
Good effect of the present utility model:
The utility model is applied to high-power LED lamp with the heat pipe heat radiation technology, the heat that makes led chip send is Rapid and uniform to be delivered to fin and to be lost in the air, has fundamentally solved the optical attenuation that the high-power LED light source lamp tool does not freely cause because of heat radiation, has influenced problem such as chip service life.The heat of entire radiator that the heat pipe heat radiation The Application of Technology is greatly even distributes, and has made full use of the heat sinking function of fin, can reduce volume than the traditional heat-dissipating device, improve radiating efficiency, and the utility model heat abstractor long service life, need not maintenance substantially, not power consumption, environmental protection.
Description of drawings:
Fig. 1: be aluminium base radiator schematic appearance;
Fig. 2: be drawing heat-pipe radiator scheme of installation;
Fig. 3: be drawing heat-pipe radiator structure schematic diagram;
Fig. 4: be drawing heat pipe heat radiation LED street lamp schematic appearance;
Fig. 5: be drawing heat pipe heat radiation LED lamp post structure schematic diagram;
Fig. 6: be drawing heat pipe heat radiation LED Tunnel Lamp schematic appearance;
Fig. 7: be drawing heat pipe heat radiation LED Tunnel Lamp structural representation.
Indication legend in the accompanying drawing
1, drawing heat-pipe radiator 11, fin
12, heat transfer aluminium base 13, aluminium base radiator via hole
14, heat pipe 2, led light source
3, rectification driving governor 4, light fixture fastener
5, light-distribution lens 6, reflector
7, glass shield 8, end cap
The specific embodiment
As shown in Figure 1, aluminium base radiator adopts the aluminium one-off drawing to form, heat transfer aluminium base (12) and some fin (11) by tape punching are formed, some fin are fixedly installed on heat transfer aluminium base upper surface, heat transfer aluminium base lower surface is the plane, heat transfer aluminium base inside is provided with the via hole (13) that is parallel to fin, cross pore radius 2-5 millimeter, heat transfer aluminium base thickness is set between 0.5-2 centimetre, the thickness of fin is the 1-5 millimeter, highly is 2-20 centimetre, and spacing is 0.5-2 centimetre, be the structure and the requirement attractive in appearance of light fixture, aluminium base radiator can be designed to various profiles.
As shown in Figure 2, a kind of drawing heat-pipe radiator is made up of the aluminium base radiator and the heat pipe (14) of tape punching, and heat pipe closely is embedded in the aluminium base radiator perforation; The end closure of perhaps earlier radiator being bored a hole, refrigerant directly places in it, then the other end is sealed and vacuumizes, and refrigerant is methyl alcohol, ether etc.
A kind of drawing heat pipe heat radiation LED light fixture is made of drawing heat-pipe radiator (1), led light source (2), rectification driving governor (3) and light fixture fastener (4).Led light source (2) close installation is conducted heat in heat-pipe radiator, and aluminium base (12) lower surface is also tight to be contacted, rectification driving governor (3) is fixedly installed in the mounting box, and light fixture fastener (4) is one group and is convenient to the hard-wired support of light fixture (fixed support from function attractive in appearance and be convenient to install several aspects and design).
Led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place and form led light source module (2) in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise screw hole that is connected with lamp radiator and the through wires hole that supplies cabling on it.Thermal conductive surface is connected in heat transfer aluminium base lower surface by screw and heat-conducting glue.
The LED light fixture can be designed to high-power LED lamps such as LED street lamp, Tunnel Lamp, floodlight.
Shown in Fig. 4,5, need add light-distribution lens (5) when being designed to high-power LED street lamp and carry out secondary light-distribution, light-distribution lens is located at led light source module below, and encapsulation process between lens and light source module is in the airtight light-source chamber of water proof and dust proof light source module.The rectification driving governor is fixedly installed in the airtight mounting box, mounting box is that aluminium diecasting is connected (can add in case of necessity strengthen gusset) with aluminium base radiator screw, this moment the light fixture fastener can be arranged at the radiator upper end or with the integrated design of rectification driving governor mounting box.
Shown in Fig. 6,7, high power LED tunnel lamp and floodlight, adopt reflector (6) to carry out luminous intensity distribution, fansink designs is become the U type, the radiator two ends of one-off drawing moulding add end cap (8) screw or reach buckles etc. fastening and sealing, the light fixture exiting surface i.e. a glass shield of fin (7) capping dorsad, and led light source and rectification driving governor all are installed in this airtight cavity.
Operation principle of the present utility model: the utility model heat-pipe radiator is for the compact aesthetic property of easy for installation and light fixture, heat pipe directly is embedded in the heat transfer aluminium base, perhaps heat pipe is simplified, the end closure of earlier radiator being bored a hole, refrigerant such as methyl alcohol, ether directly places in it, then the other end is sealed and vacuumizes.
The heat that the high-power LED light source chip produces is concentrated relatively, distributed pole is inhomogeneous in aluminium base radiator, can not make full use of the efficiently radiates heat area of radiator, this utility model adds heat pipe in the heat transfer aluminium base, it has made full use of the Rapid Thermal hereditary property of heat-conduction principle and refrigerant, be delivered to rapidly outside the thermal source through the heat of heat pipe with thermal objects, its capacity of heat transmission surpasses the capacity of heat transmission of any known metal.The operating temperature of guaranteeing luminescence chip has guaranteed the luminous efficiency and the service life of chip below the temperature of setting, cause a series of problems such as optical attenuation thereby fundamentally solved the great power LED luminescence chip because of temperature rise, weak heat-dissipating.
Claims (5)
1. drawing heat-pipe radiator, it is characterized in that: radiator is made up of the aluminium base radiator and the heat pipe of tape punching, and heat pipe closely is embedded in the aluminium base radiator perforation, the end closure of perhaps earlier radiator being bored a hole, refrigerant directly places in it, then the other end is sealed and vacuumizes.
2. a kind of drawing heat-pipe radiator according to claim 1, it is characterized in that: described aluminium base radiator adopts the aluminium one-off drawing to form, heat transfer aluminium base and some fin by tape punching are formed, some fin are fixedly installed on heat transfer aluminium base upper surface, heat transfer aluminium base lower surface is the plane, heat transfer aluminium base inside is provided with the via hole that is parallel to fin, cross pore radius 2-5 millimeter, heat transfer aluminium base thickness is set between 0.5-2 centimetre, the thickness of fin is the 1-5 millimeter, highly be 2-20 centimetre, spacing is 0.5-2 centimetre.
3. drawing heat pipe heat radiation LED light fixture, it is characterized in that: constitute by drawing heat-pipe radiator (1), led light source (2), rectification driving governor (3) and light fixture fastener, the led light source close installation contacts in heat-pipe radiator heat transfer aluminium base lower surface and closely, the rectification driving governor is fixedly installed in the mounting box, and the light fixture fastener is one group and is convenient to the hard-wired support of light fixture.
4. a kind of drawing heat pipe heat radiation LED light fixture according to claim 3, it is characterized in that: described led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place and form led light source module (2) in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise the screw hole that is connected with lamp radiator on it, thermal conductive surface is connected in heat transfer aluminium base lower surface by screw and heat-conducting glue.
5. a kind of drawing heat pipe heat radiation LED light fixture according to claim 3, it is characterized in that: the LED light fixture can be designed to LED street lamp, Tunnel Lamp, floodlight, when being designed to high-power LED street lamp, need add light-distribution lens and carry out secondary light-distribution, light-distribution lens is located at led light source module below, encapsulation process between lens and light source module is in the airtight light-source chamber of water proof and dust proof light source module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200746115U CN201662346U (en) | 2009-10-15 | 2009-10-15 | Telescopic heat pipe radiator and LED lamp thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200746115U CN201662346U (en) | 2009-10-15 | 2009-10-15 | Telescopic heat pipe radiator and LED lamp thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201662346U true CN201662346U (en) | 2010-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200746115U Expired - Fee Related CN201662346U (en) | 2009-10-15 | 2009-10-15 | Telescopic heat pipe radiator and LED lamp thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN201662346U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102438371A (en) * | 2011-12-13 | 2012-05-02 | 山大鲁能信息科技有限公司 | Active heat dissipation LED (light-emitting diode) lamp |
| CN102650378A (en) * | 2011-02-28 | 2012-08-29 | 海洋王照明科技股份有限公司 | Light emitting diode (LED) lamp |
| WO2013017061A1 (en) * | 2011-08-02 | 2013-02-07 | 深圳市耀嵘科技有限公司 | Led floodlight and manufacture method thereof |
| CN103123103A (en) * | 2011-11-21 | 2013-05-29 | 重庆四联光电科技有限公司 | High-power light emitting diode (LED) lamp heat dissipating device |
| CN109488899A (en) * | 2018-12-13 | 2019-03-19 | 无锡金顺照明科技有限公司 | High-power LED lamp with heat spreading function |
-
2009
- 2009-10-15 CN CN2009200746115U patent/CN201662346U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650378A (en) * | 2011-02-28 | 2012-08-29 | 海洋王照明科技股份有限公司 | Light emitting diode (LED) lamp |
| CN102650378B (en) * | 2011-02-28 | 2015-09-23 | 海洋王照明科技股份有限公司 | A kind of LED lamp |
| WO2013017061A1 (en) * | 2011-08-02 | 2013-02-07 | 深圳市耀嵘科技有限公司 | Led floodlight and manufacture method thereof |
| CN103123103A (en) * | 2011-11-21 | 2013-05-29 | 重庆四联光电科技有限公司 | High-power light emitting diode (LED) lamp heat dissipating device |
| CN102438371A (en) * | 2011-12-13 | 2012-05-02 | 山大鲁能信息科技有限公司 | Active heat dissipation LED (light-emitting diode) lamp |
| CN109488899A (en) * | 2018-12-13 | 2019-03-19 | 无锡金顺照明科技有限公司 | High-power LED lamp with heat spreading function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20121015 |