CN110736056A - LED light source heat dissipation device and LED street lamp - Google Patents
LED light source heat dissipation device and LED street lamp Download PDFInfo
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- CN110736056A CN110736056A CN201911193566.XA CN201911193566A CN110736056A CN 110736056 A CN110736056 A CN 110736056A CN 201911193566 A CN201911193566 A CN 201911193566A CN 110736056 A CN110736056 A CN 110736056A
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 68
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 12
- 238000010992 reflux Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/10—Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
- F21V21/116—Fixing lighting devices to arms or standards
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/56—Cooling arrangements using liquid coolants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
LED light source heat sink, have close sink structural heating panel of microgrooves, fill and transmit working medium in the microgrooves, divide into heat source district, heated area, return flow district and isolation district on the said heating panel, transmit working medium in the heating panel in heat source district, heated area and return flow district circulation motion, can absorb the heat fast and spread out the heat evenly, improve the effective heat-dissipating area, achieve the goal of fast heat dissipation.
Description
Technical Field
The invention relates to the field of LED lamp heat dissipation, in particular to an LED light source heat dissipation device and an LED street lamp manufactured by using the heat dissipation device.
Background
The LED light-emitting semiconductor is light sources which are currently used in , and compared with the traditional light source, the LED light-emitting semiconductor has remarkable advantages in energy saving, for example, the energy consumption of a lamp taking an LED as the light source is tenths of that of an incandescent lamp with the same power and of that of the energy-saving lamp.
Disclosure of Invention
The invention mainly aims to provide LED light source heat dissipation devices and LED street lamps, and aims to solve the technical problems.
In order to achieve the purpose, the invention provides LED light source heat dissipation devices, which comprise heat dissipation plates, wherein the heat dissipation plates are composite plates, closed micro-groove structures are arranged in the heat dissipation plates, heat transfer working media are filled in the micro-groove structures, the heat dissipation plates are divided into a heat source area, a heated area, a backflow area and an isolation area, the heat transfer working media in the heat dissipation plates circularly move in the heat source area, the heated area and the backflow area, and the heat absorption, heat transfer, heat dissipation, backflow and heat re-absorption movements are continuously carried out.
Preferably, the heat dissipation plate has a plate-shaped structure.
Preferably, the heat dissipation plate is of a single-side expansion structure, the front side of the heat dissipation plate is flat, and the back side of the heat dissipation plate is provided with a micro-groove structure in a protruding mode.
Preferably, the heat radiating plate is formed by a welding or inflation process.
Preferably, the heat dissipation plate is provided with n reinforcing ribs, wherein n is more than or equal to 1.
The invention also provides LED street lamps which comprise the LED light source heat dissipation device, a light source component, a lens component, a power supply and a fixing component, wherein the light source component comprises an LED light source and an LED light source pressing plate, the lens component comprises a lens, a sealing ring and a pressing ring, the power supply and the fixing component are divided into a power supply cavity and a hoop cavity, the power supply cavity comprises a cavity base and an upper cover, the power supply is arranged in the cavity, and the hoop cavity is used for connecting and fastening a lamp and a lamp post.
Preferably, the upper cover of the power cavity is provided with a plurality of air holes.
Preferably, the power cavity and the hoop cavity are formed, and the overlapping area of the power cavity and the hoop cavity and the heat dissipation plate is in a long-strip shape.
Preferably, the hoop cavity is annularly arranged, the shape and the size of the middle cavity correspond to those of the lamp post, and a plurality of screws are distributed around the hoop cavity for fastening.
Preferably, the light source assembly, the power supply and the fixing assembly are respectively installed at different sides of the LED light source heat sink.
The invention provides LED light source heat radiating devices, which comprise heat radiating plates with closed microgrooves, wherein heat transfer working media are filled in the microgrooves, the heat radiating plates are divided into a heat source area, a heated area, a backflow area and an isolation area, the heat transfer working media in the heat radiating plates circularly move in the heat source area, the heated area and the backflow area, heat can be quickly absorbed and uniformly spread, the effective heat radiating area is improved, and the purpose of quickly radiating is achieved.
Drawings
Fig. 1 is a schematic cross-sectional view of an embodiment of the heat sink of LED light sources according to the present invention.
Fig. 2 is a schematic cross-sectional view of another embodiment of the heat sink for LED light sources of the present invention.
Fig. 3 is a schematic view of the reverse appearance structure of the heat sink device for kinds of LED light sources according to the present invention.
FIG. 4 is a schematic cross-sectional view of an LED street lamp according to the present invention.
FIG. 5 is a schematic diagram of the appearance of the back (left) and the front (right) of the LED street lamp of the present invention.
The reference numbers of the attached drawings indicate that 1-LED light source heat dissipation device, 10-heat dissipation plate, 110-heat dissipation plate upper surface, 101-coincidence region, 01-upper plate, 011-groove, 02-lower plate, 03-solder, 04-heat transfer working medium, 05-injection port, 06-high temperature resistant material, 07-micro-groove structure, 08-reinforcing rib, 09-via hole, 11-heat source region, 12- th heat receiving region, 13-second heat receiving region, 14-third heat receiving region, 15-reflow region, 16-isolation region, 2-light source component, 21-LED light source, 22-light source pressure plate, 3-lens component, 31-lens, 32-sealing ring, 33-pressure ring, 4-power supply and fixing component, 5-hoop cavity, 6-power supply cavity, 61-cavity base, 62-upper cover, 621-air vent, 63-drive power supply, 64-light source power supply line and 7-waterproof device.
The implementations, functional features, and advantages of the present invention are further described in with reference to the following drawings.
Detailed Description
The embodiments of the present invention are described below with specific examples, and those skilled in the art can easily understand the advantages and effects of the present invention from the disclosure of the present specification. The invention is capable of other and different embodiments and its several details are capable of modifications and variations in various respects, all without departing from the spirit of the invention.
Referring to fig. 1 to 5, it should be noted that the drawings provided in the present embodiment are only schematic illustrations of the basic idea of the present invention, and only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, the shapes, the numbers and the proportions of the components in actual implementation can be changed, and the layout of the components may be more complicated.
Referring to fig. 1 to 3, the present invention provides kinds of LED light source heat dissipation devices 1, including a heat dissipation plate 10, where the heat dissipation plate 10 is a composite plate, the heat dissipation plate 10 may be formed by welding or inflation process, a closed micro-groove structure 07 is provided in the heat dissipation plate 10, and a heat transfer working medium 04 is filled in the micro-groove structure 07.
The heat dissipation device 1 is provided with a heat source region 11, a th heated region 12, a second heated region 13, a third heated region 14, a reflux region 15 and an isolation region 16, wherein the heat source region 11, a th heated region 12, the second heated region 13, the third heated region 14 and the reflux region 15 are all provided with micro-groove structures 07, the isolation region 16 is not provided with the micro-groove structures 07 communicated with the heat source region 11, and heat transfer working media 04 in the heat dissipation plate 10 circularly move in the heat source region 11, the heated regions (11, 12 and 13) and the reflux region 15 to continuously carry out heat absorption, heat transfer, heat dissipation, reflux and re-heat absorption.
Referring to fig. 1, fig. 1 is a schematic cross-sectional structure diagram of embodiment of a heat dissipation device of kinds of LED light sources of the present invention, a heat dissipation plate 10 is formed by combining an upper plate and a lower plate, the upper plate and the lower plate are combined with by welding, a groove 011 is processed on the upper plate 01 by a pre-stamping process, then the upper plate 01 and the lower plate 02 are attached to , a solder 03 is coated between the attachment surfaces of the upper plate 01 and the lower plate 02, the upper plate 01 and the lower plate 02 are welded to by the solder 03 in a high temperature furnace, the groove 011 and the lower plate 02 form a micro-groove structure 07, and a working medium 04 is injected into the micro-groove structure 07 to seal an injection port 05.
Referring to fig. 2, fig. 2 is a schematic cross-sectional structure of another embodiment of the heat dissipation device for the kinds of LED light sources according to the present invention, in which upper and lower two plates are bonded to by hot pressing, a high temperature resistant material 06, preferably graphite, is coated on an upper portion of the lower plate 02, the lower plate 02 and the upper plate 01 are overlapped to , the lower plate 02 and the upper plate 01 are bonded to by high temperature rolling, and atomically connected in a region where the high temperature resistant material 06 is not coated, and the lower plate 02 and the upper plate 01 are not bonded in a region where the high temperature resistant material 06 is coated.
Referring to fig. 3, fig. 3 is a schematic diagram of a reverse appearance structure of a LED light source heat dissipation device of the present invention, the heat dissipation device 1 is formed by welding or blowing, the LED heat dissipation device 1 is a plate-shaped structure, the front surface of the heat dissipation plate 10 is flat, and a reverse micro-groove structure is convexly disposed, a heat source region 11, a heated region 12, a second heated region 13, a third heated region 14, a return region 15, and an isolation region 16 are formed on the heat dissipation device 1, wherein the heat source region 11, the heated region 12, the second heated region 13, the third heated region 14, and the return region 15 are all provided with micro-groove structures 07 therein, the isolation region 16 is not provided with micro-groove structures 07 communicated with the heat source region 11, when the heat dissipation device 1 operates, the heat transfer working medium 04 of the heat source region 11 is heated to start to operate, the heat moves upward from the heat source region 11 to the , the second heated region 13 and the heat is sequentially transferred to the third heated region 12, the heat transfer medium from the heat source region 13 to the heat transfer region 12, the heat transfer medium 4611 to the heat transfer region 12 through the heat transfer region 12, the heat transfer medium 4611, the heat transfer medium occurs between the heat transfer region 12 and the heat transfer region 12, the heat transfer medium 4614 is performed through the heat transfer device 12, the heat transfer device 12.
It should be noted that the edge of the heat sink 1 has reinforcing ribs 08, and as shown in fig. 3, there are reinforcing ribs 08 on the opposite sides of the heat sink 1 for stabilizing the structure of the heat sink 10 and preventing the heat sink 10 from deforming, of course, in other embodiments, the positions and shapes of the reinforcing ribs can be changed, and the micro-groove structure 07 on the heat sink 1 is basically a honeycomb structure, and the cells in the structure can be polygonal or circular, and here, a hexagonal structure is preferred.
Referring to fig. 4 to 5, the invention further provides an LED street lamp with the LED light source heat dissipation device, the LED street lamp further comprises a light source assembly 2, a lens assembly 3, a power supply and fixing assembly 4, the light source assembly 2 comprises an LED light source 21 and an LED light source pressing plate 22, the lens assembly 3 comprises a lens 31, a sealing ring 32 and a pressing ring 33, the power supply and fixing assembly 4 is divided into a hoop cavity 5 and a power supply cavity 6, the power supply cavity 6 comprises a cavity base 61 and an upper cover 62, the driving power supply 63 is installed in the cavity base 61, the hoop cavity 5 is used for connecting and fastening a lamp and a lamp post, the LED light source 21 is placed on a heat source area 11 of the heat dissipation plate 10, the light source 21 is fixed on the heat dissipation plate 10 through the light source pressing plate 22, then the light source 3 is fixed on the light source assembly 2, the sealing ring 32 is arranged on the lens assembly 3, the LED light source 21 can be sealed in a space between the heat dissipation plate 10 and the lens 31, the influence of water, gas and dust on the LED light source 21 is prevented, a power supply wire 64 of the LED light source 21 extends from the other side of the heat dissipation plate 10, enters the power supply cavity 6 through a through hole 09, the power supply wire 636, the power supply wire is connected with the power supply cavity 6, the heat dissipation plate 21, the heat dissipation cavity 3, the power supply wire is connected with the heat dissipation cavity 3, the power supply wire is connected with the heat dissipation.
Referring to fig. 4, fig. 4 is a schematic cross-sectional structure diagram of an LED street lamp according to the present invention, an LED street lamp manufactured by using the heat dissipation device 1 is provided with an LED light source 21 in a heat source region 11 of the heat dissipation device 1, an interface heat conduction material is disposed between the surfaces of the LED light source 21 and the heat dissipation device 1, which are attached to each other, so as to reduce interface heat resistance, such as heat conduction silicone grease, graphite flakes, liquid metal films, etc., where the heat conduction silicone grease is selected, the LED light source 21 is fixed on the heat dissipation device 1 by a light source pressing plate 22, the light source pressing plate 22 is connected with the heat dissipation device 1 by screws, a lens assembly 3 is mounted above the LED light source, the lens assembly 3 is composed of a lens 31, a sealing ring 32, and a pressing ring 33, the pressing ring 33 is connected with the heat dissipation device 1 by screws, the pressing ring 31 and the sealing ring 32 tightly against an upper surface 110 of the heat dissipation device 1, so that sealed spaces are formed between the lens assembly 31 and the LED light source 21, the lens assembly 2 and the power source assembly 3 are mounted on a front surface of the heat dissipation device 1, the power source and a power supply device 21, the power supply device is fastened to a power supply socket, the lamp holder 12, the lamp holder 21, the lamp holder is fastened to a plurality of waterproof anchor ear 6, the lamp holder 6, the lamp holder is fastened to be connected with a waterproof anchor ear 6, the power supply device is fastened with a power supply device, the lamp holder 21, the power supply device, the lamp holder 21, the lamp holder is fastened with a power supply device, the lamp holder is fastened with a plurality of the lamp holder, the power supply device, the lamp holder is.
Referring to fig. 5, fig. 5 is a schematic diagram of the appearance of the back side (left) and the front side (right) of the LED street lamp according to the present invention, the power supply and fixing assembly 4 is a strip structure and is fixed at the symmetrical center of the heat sink 1, the dotted line area 101 in fig. 5 represents the overlapping area of the power supply and fixing assembly 4 and the heat sink 1, and this area covers the lens assembly 3 and the light source assembly 2. The design can enhance the integral deformation resistance of the heat dissipation device 1 under the action of external force, and improve the structural rigidity of the installation areas of the light source assembly 2 and the lens assembly 4. Meanwhile, the design of the strip shape reduces the coverage on the surface of the heat dissipation device 1, and is beneficial to heat dissipation.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the specification and the drawings of the present invention, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
- The LED light source heat dissipation device comprises a heat dissipation plate, wherein the heat dissipation plate is a composite plate, a closed micro-groove structure is arranged in the heat dissipation plate, and heat transfer working media are filled in the micro-groove structure;the heat dissipation plate is divided into a heat source area, a heated area, a reflux area and an isolation area, and heat transfer working media in the heat dissipation plate circularly move in the heat source area, the heated area and the reflux area and continuously perform heat absorption, heat transfer, heat dissipation, reflux and re-heat absorption.
- 2. The LED light source heat sink of claim 1, wherein the heat sink is a plate-like structure.
- 3. The LED light source heat sink according to claim 1, wherein the heat sink is a single-sided raised structure, the heat sink has a flat front surface and a raised back surface with micro-grooves.
- 4. The LED light source heat sink as claimed in claim 1, wherein the heat sink is formed by a welding or inflation process.
- 5. The LED light source heat sink as claimed in claim 1, wherein the heat sink has n ribs, where n is greater than or equal to 1.
- 6. The invention also provides LED street lamps which comprise the LED light source heat dissipation device, a light source component, a lens component, a power supply and a fixing component, wherein the light source component comprises an LED light source and an LED light source pressing plate, the lens component comprises a lens, a sealing ring and a pressing ring, the power supply and the fixing component are divided into a power supply cavity and a hoop cavity, the power supply cavity comprises a cavity base and an upper cover, a driving power supply is arranged in the power supply cavity, and the hoop cavity is used for connecting and fastening a lamp and a lamp pole.
- 7. The LED street lamp according to claim 6, wherein the power cavity upper cover is provided with a plurality of air holes.
- 8. The LED street lamp according to claim 6, wherein the power cavity and the hoop cavity are integrally formed, and the overlapping areas of the power cavity and the hoop cavity and the heat dissipation plate are arranged in a strip shape.
- 9. The LED street lamp according to claim 6, wherein the hoop cavity is annular, the shape and size of the middle cavity of the hoop cavity correspond to the shape and size of the lamp post, and a plurality of screws are distributed around the hoop cavity for fastening.
- 10. The LED street lamp according to claim 6, wherein the light source assembly and the power supply and fixing assembly are respectively installed on different sides of the LED light source heat sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193566.XA CN110736056A (en) | 2019-11-28 | 2019-11-28 | LED light source heat dissipation device and LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193566.XA CN110736056A (en) | 2019-11-28 | 2019-11-28 | LED light source heat dissipation device and LED street lamp |
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| Publication Number | Publication Date |
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| CN110736056A true CN110736056A (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911193566.XA Pending CN110736056A (en) | 2019-11-28 | 2019-11-28 | LED light source heat dissipation device and LED street lamp |
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| CN (1) | CN110736056A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294600A (en) * | 2022-01-11 | 2022-04-08 | 深圳市创迦照明有限公司 | Heat dissipation plate and street lamp with good heat dissipation |
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2019
- 2019-11-28 CN CN201911193566.XA patent/CN110736056A/en active Pending
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| US20060037737A1 (en) * | 2004-08-18 | 2006-02-23 | Delta Electronics, Inc. | Heat dissipation apparatus and vapor chamber thereof |
| CN103968692A (en) * | 2013-02-01 | 2014-08-06 | 奇鋐科技股份有限公司 | Heat dissipation structure |
| CN105486128A (en) * | 2015-12-31 | 2016-04-13 | 浙江嘉熙科技有限公司 | Integrated flat single-face phase-change restraining heat conducting board type heat exchanger and manufacturing method thereof |
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| CN211399547U (en) * | 2019-11-28 | 2020-09-01 | 深圳市嘉名科技有限公司 | LED light source heat abstractor and LED street lamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294600A (en) * | 2022-01-11 | 2022-04-08 | 深圳市创迦照明有限公司 | Heat dissipation plate and street lamp with good heat dissipation |
| CN114294600B (en) * | 2022-01-11 | 2024-05-17 | 深圳市世迦科技有限公司 | Radiating plate and street lamp with good heat dissipation |
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Application publication date: 20200131 Assignee: Shenzhen Jiaming New Technology Co.,Ltd. Assignor: SHENZHEN KARMING TECHNOLOGIES CO.,LTD. Contract record no.: X2022440020019 Denomination of invention: LED light source radiator and LED street lamp License type: Exclusive License Record date: 20221028 |
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Application publication date: 20200131 Assignee: Shenzhen Jiaming New Technology Co.,Ltd. Assignor: SHENZHEN KARMING TECHNOLOGIES CO.,LTD. Contract record no.: X2022440020019 Denomination of invention: A LED light source heat dissipation device and LED street light License type: Exclusive License Record date: 20221028 |