CN108591978B - LED lamp heat abstractor and LED lamp - Google Patents
LED lamp heat abstractor and LED lamp Download PDFInfo
- Publication number
- CN108591978B CN108591978B CN201810590767.2A CN201810590767A CN108591978B CN 108591978 B CN108591978 B CN 108591978B CN 201810590767 A CN201810590767 A CN 201810590767A CN 108591978 B CN108591978 B CN 108591978B
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- China
- Prior art keywords
- rectangular metal
- heat dissipation
- heat
- led lamp
- inner cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 54
- 239000002184 metal Substances 0.000 claims abstract description 54
- 230000017525 heat dissipation Effects 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 18
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- WPPDFTBPZNZZRP-UHFFFAOYSA-N aluminum copper Chemical compound [Al].[Cu] WPPDFTBPZNZZRP-UHFFFAOYSA-N 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 1
- 238000005286 illumination Methods 0.000 abstract description 3
- 230000007704 transition Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
Classifications
-
- 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
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
-
- 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)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Led Device Packages (AREA)
Abstract
An LED lamp heat dissipation device and an LED lamp relate to the field of LED illumination. The outer cylinder and the inner cylinder are respectively adhered and fixed through an upper sealing ring and a lower sealing plate, mercury is filled between the outer cylinder and the inner cylinder, the two heat dissipation positioning members are butted and matched with each other in a sleeved mode and fixed outside the outer cylinder, the outer cylinder wall is provided with a plurality of first vertical openings, the middle of each of the plurality of first high-heat-conductivity rectangular metal sheets is respectively adhered and fixed in the corresponding first vertical opening in a sealing mode, the inner end of each of the plurality of high-heat-conductivity rectangular metal sheets extends into the space between the outer cylinder and the inner cylinder, the plurality of heat dissipation fins are inserted into the outer end of each of the plurality of high-heat-conductivity rectangular metal sheets, the lamp holder is adhered and fixed inside the inner cylinder, the inner cylinder wall is provided with a plurality of second vertical openings, the middle of each of the plurality of high-heat-conductivity rectangular metal sheets is respectively adhered and fixed in the corresponding second vertical openings in a sealing mode, the outer end of each of the high-heat-conductivity rectangular metal sheets extends into the space between the outer cylinder and the inner cylinder, and the inner end of each of the high-heat-conductivity rectangular metal sheet is tightly adhered to the lamp holder. The mercury is used for heat conduction transition, so that the heat dissipation is stable and efficient.
Description
Technical Field
The invention relates to the field of LED illumination, in particular to an LED lamp heat dissipation device and an LED lamp.
Background
In the field of illumination, the LED lamp has the advantages of energy conservation, environmental protection, relatively long service life and the like compared with the traditional tungsten filament lamp, so that the traditional tungsten filament lamp is basically replaced at present.
As is well known, when the LED lamp is in use, a large amount of heat is generated, especially, if the generated heat cannot be timely discharged, the lighting effect of the LED lamp is affected, and even the service life is shortened, so that the effect of the heat dissipation device of the LED lamp is particularly important.
At present, two types of LED lamp heat dissipation devices are commonly adopted, one type is an integrated heat dissipation device formed by direct die casting, and the heat dissipation device has thicker heat dissipation fins and weaker heat dissipation capacity due to production process reasons. The other is that the heat dissipating device is assembled by splicing the extruded metal thin-wall parts, and the heat dissipating fins of the heat dissipating device are thinner and have stronger heat dissipating capability, but the metal thin-wall parts are easy to deform, so that poor contact is easy to generate during assembly, and the heat conduction of part of the positions is invalid.
Therefore, there is a need for an LED lamp heat sink that is simple and reasonable to manufacture, and at the same time, stable and efficient in heat conduction.
Disclosure of Invention
In order to solve the defects in the background art, the invention provides an LED lamp heat dissipation device and an LED lamp.
The invention adopts the following technical scheme: the LED lamp radiating device comprises a main body mounting shell, a lamp holder, two radiating positioning members, a plurality of first high-heat-conductivity rectangular metal sheets, a plurality of second high-heat-conductivity rectangular metal sheets and a plurality of radiating fins, wherein the main body mounting shell comprises an outer cylinder and an inner cylinder which are coaxially sleeved at intervals, the upper end and the lower end of the outer cylinder and the lower end of the inner cylinder are respectively adhered and fixed through an upper sealing ring and a lower sealing plate, mercury is filled between the outer cylinder and the inner cylinder, the liquid level of the mercury is lower than the upper end surfaces of the outer cylinder and the inner cylinder, each radiating positioning member is a member which is formed by alternately extruding annular metal sheets and folding, a plurality of n-shaped folding bodies are alternately formed by each radiating positioning member along the circumferential direction, the opening directions of every two adjacent n-shaped folding bodies are opposite, the two heat-dissipation positioning members are coaxially butted up and down and are matched and sleeved outside the outer cylinder, each two pi-shaped fold bodies with openings facing the butt joint ends are enclosed to form a mounting groove, a plurality of first vertical openings are uniformly arranged in the middle of the outer cylinder wall along the circumferential direction, the first vertical openings are arranged in one-to-one correspondence with the plurality of mounting grooves, the middle of the plurality of first high heat-conductivity rectangular metal sheets are respectively fixed in the corresponding first vertical openings along the radial direction of the outer cylinder in a sealing bonding manner, the inner end of each high heat-conductivity rectangular metal sheet extends between the outer cylinder and the inner cylinder, a plurality of heat-dissipation fins are inserted at the outer end of each high heat-conductivity rectangular metal sheet and are bonded and fixed with the corresponding mounting grooves, the lamp holder is bonded and fixed inside the inner cylinder, a plurality of second vertical openings are uniformly arranged in the middle of the inner cylinder wall along the circumferential direction, the middle of the plurality of high heat conduction rectangular metal sheets II are respectively fixed in the corresponding vertical notch II in a sealing and bonding manner along the radial direction of the inner cylinder, the outer end of each high heat conduction rectangular metal sheet extends into the space between the outer cylinder and the inner cylinder, and the inner end of each high heat conduction rectangular metal sheet II is closely attached to the lamp holder.
The utility model provides a LED lamp, includes the LED bulb, the LED lamp still include LED lamp heat abstractor, LED lamp heat abstractor's lamp stand be the tube-shape lamp stand, and its inside wall is equipped with heliciform arch one, LED bulb hookup location be equipped with heliciform arch two, the LED bulb pass through heliciform arch two with the lamp stand heliciform arch one closely connect soon.
Compared with the prior art, the invention has the beneficial effects that: the main body installation shell, the lamp holder, the heat-dissipation positioning member, the first high-heat-conductivity rectangular metal sheet, the second high-heat-conductivity rectangular metal sheet and the heat-dissipation fins are simple in appearance, easy to manufacture, reasonable in structure and easy to install, mercury is filled in the main body installation shell, the mercury is liquid, the heat conduction capacity is strong, heat conduction transition is carried out between the second high-heat-conductivity rectangular metal sheet matched with the lamp holder and the first high-heat-conductivity rectangular metal sheet matched with the heat-dissipation fins through mercury, poor contact between the lamp holder and the heat-dissipation fins which are most critical in the heat dissipation process is effectively avoided, and heat dissipation is more stable and efficient.
Drawings
FIG. 1 is an isometric view of the overall structure of a disclosed LED lamp heat sink;
FIG. 2 is an isometric view of a disassembled structure of a body mounting shell of the device of FIG. 1;
FIG. 3 is an isometric view of an assembled structure of the main body mounting case of the device of FIG. 1 with two heat dissipating locating members and a plurality of first rectangular metal sheets, the upper seal ring of the main body mounting case not being shown for ease of viewing;
FIG. 4 is an isometric view of the mounting structure of the main body mounting shell of the device of FIG. 1 with the lamp base and a plurality of second rectangular metal sheets of high thermal conductivity, the upper seal ring of the main body mounting shell not being shown for ease of viewing;
FIG. 5 is a view of a docking station of two heat dissipating positioning members of the device of FIG. 1;
FIG. 6 is an isometric view of a split structure of a high thermal conductivity rectangular sheet metal-and-plurality of heat fins-of the device of FIG. 1;
Fig. 7 is an isometric view of a disassembled structure of a LED lamp according to a sixth disclosed embodiment.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are all within the protection scope of the present invention.
The first embodiment is as follows: as shown in fig. 1-6, the invention discloses a heat dissipating device for an LED lamp, comprising a main body mounting shell, a lamp holder 9, two heat dissipating positioning members 5, a plurality of first high heat conducting rectangular metal sheets 6, a plurality of second high heat conducting rectangular metal sheets 7 and a plurality of heat dissipating fins 8, wherein the main body mounting shell comprises an outer cylinder 1 and an inner cylinder 2 coaxially sleeved at intervals, the upper and lower ends of the outer cylinder 1 and the inner cylinder 2 are respectively adhered and fixed by an upper sealing ring 3 and a lower sealing plate 4 (the upper sealing ring 3 seals the upper end positions of the outer cylinder 1 and the inner cylinder 2, the lower sealing plate 4 seals the lower ends of the outer cylinder 1 and the inner cylinder 2), mercury is filled between the outer cylinder 1 and the inner cylinder 2, the liquid level of the mercury is lower than the upper end surfaces (1-2 cm) of the outer cylinder 1 and the inner cylinder 2, each heat dissipation positioning member 5 is a member which is formed by alternately extruding and folding annular metal sheets and is cylindrical in shape, each heat dissipation positioning member 5 is alternately folded into a plurality of n-shaped folded bodies 5-1 along the circumferential direction, the opening directions of every two adjacent n-shaped folded bodies 5-1 are opposite, the two heat dissipation positioning members 5 are coaxially butted up and down and matched and sleeved outside the outer cylinder 1, the n-shaped folded bodies 5-1 of which the opening directions are towards the butted end are enclosed to form an installation groove 10, a plurality of vertical openings 1-1 are uniformly arranged in the middle of the wall of the outer cylinder 1 along the circumferential direction, the plurality of vertical openings 1-1 are arranged in one-to-one correspondence with the plurality of installation grooves 10, the middle of the plurality of high heat conduction rectangular metal sheets 1 are respectively fixed in the corresponding vertical openings 1-1 along the radial sealing and bonding direction of the outer cylinder 1, the inner end of each high heat conduction rectangular metal sheet I6 extends into the space between the outer cylinder 1 and the inner cylinder 2, a plurality of radiating fins 8 are inserted into the outer end of each high heat conduction rectangular metal sheet I6, the radiating fins 8 are adhered and fixed with corresponding mounting grooves 10, a lamp holder 9 is adhered and fixed inside the inner cylinder 2, a plurality of vertical openings II 2-1 are uniformly formed in the middle of the wall of the inner cylinder 2 along the circumferential direction, the middle of each high heat conduction rectangular metal sheet II 7 is respectively adhered and fixed in the corresponding vertical openings II 2-1 along the radial sealing of the inner cylinder 2, the outer end of each high heat conduction rectangular metal sheet II 7 extends into the space between the outer cylinder 1 and the inner cylinder 2, and the inner end of each high heat conduction rectangular metal sheet II 7 is tightly attached to the lamp holder 9.
The second embodiment is as follows: as shown in fig. 1 and 3, this embodiment is further described in the first embodiment, a plurality of positioning wing plates 1-2 are fixed in the middle of the outer wall of the outer cylinder 1 along the circumferential direction, and the plurality of positioning wing plates 1-2 are clamped between every two adjacent mounting grooves 10 one by one and are fixedly connected with the corresponding positions of two heat dissipation positioning members 5 through screws.
And a third specific embodiment: as shown in fig. 1, 3 and 6, this embodiment is further described in the first embodiment or the second embodiment, a plurality of first connectors 6-1 are vertically spaced from the outer end of each first high-heat-conductivity rectangular metal sheet 6, and the plurality of heat dissipation fins 8 are respectively provided with a second connector 8-1 matched with the first connectors 6-1, and the plurality of heat dissipation fins 8 are respectively inserted into the first connectors 6-1 corresponding to the first high-heat-conductivity rectangular metal sheet 6 through the second connectors 8-1.
The specific embodiment IV is as follows: as shown in fig. 1, 3, 4 and 6, this embodiment is further described in the third embodiment, and the lamp base 9 and the inner cylinder 2 and each of the heat dissipation fins 8 and the corresponding mounting groove 10 are adhered and fixed by using a heat-conducting adhesive.
Fifth embodiment: as shown in fig. 3,4, 5 and 6, this embodiment further describes a fourth embodiment, where the two heat dissipation positioning members 5, the first plurality of high heat conduction rectangular metal sheets 6, the second plurality of high heat conduction rectangular metal sheets 7 and the plurality of heat dissipation fins 8 are made of aluminum or aluminum copper alloy materials, the thicknesses of the first high heat conduction rectangular metal sheets 6 and the second high heat conduction rectangular metal sheets 7 are 2-4 mm, and the thicknesses of the heat dissipation positioning members 5 and the heat dissipation fins 8 are 0.5-1 mm.
Specific embodiment six: as shown in fig. 7, this embodiment discloses an LED lamp, which includes an LED bulb 11, the LED lamp further includes the LED lamp heat dissipation device according to any one of the first to fifth embodiments, the lamp holder 9 of the LED lamp heat dissipation device is a cylindrical lamp holder, the inner side wall of the lamp holder is provided with a spiral protrusion one 9-1, the connection position of the LED bulb 11 is provided with a spiral protrusion two 11-1, and the LED bulb 11 is tightly screwed with the spiral protrusion one 9-1 of the lamp holder 9 through the spiral protrusion two 11-1.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a LED lamp heat abstractor which characterized in that: comprises a main body installation shell, a lamp holder (9), two heat dissipation positioning members (5), a plurality of first high heat conduction rectangular metal sheets (6), a plurality of second high heat conduction rectangular metal sheets (7) and a plurality of heat dissipation fins (8), wherein the main body installation shell comprises an outer cylinder (1) and an inner cylinder (2) which are coaxially sleeved at intervals, the upper end and the lower end of the outer cylinder (1) and the lower end of the inner cylinder (2) are respectively adhered and fixed through an upper sealing ring (3) and a lower sealing plate (4), mercury is filled between the outer cylinder (1) and the inner cylinder (2), the liquid level of the mercury is lower than the upper end surfaces of the outer cylinder (1) and the inner cylinder (2) by 1-2 cm, each heat dissipation positioning member (5) is a member which is formed by alternately extruding and folding annular metal sheets and is cylindrical in shape, each heat dissipation positioning member (5) is alternately folded into a plurality of pi-shaped fold bodies (5-1) along the circumferential direction, the opening directions of every two adjacent pi-shaped fold bodies (5-1) are opposite, the two heat dissipation positioning members (5) are coaxially butted up and down and are matched and sleeved and fixed outside the outer cylinder (1), the pi-shaped fold bodies (5-1) with the two openings facing the butt joint ends are surrounded into a mounting groove (10), a plurality of vertical notches I (1-1) are uniformly arranged in the middle of the cylinder wall of the outer cylinder (1) along the circumferential direction, the lamp socket is characterized in that a plurality of first vertical openings (1-1) and a plurality of mounting grooves (10) are arranged in a one-to-one correspondence manner, a plurality of first high heat conduction rectangular metal sheets (6) are respectively and fixedly arranged in the corresponding first vertical openings (1-1) in a radial sealing manner along the outer cylinder (1), the inner end of each first high heat conduction rectangular metal sheet (6) extends into the space between the outer cylinder (1) and the inner cylinder (2), a plurality of heat dissipation fins (8) are inserted into the outer end of each first high heat conduction rectangular metal sheet (6), the plurality of heat dissipation fins (8) are respectively and fixedly bonded with the corresponding mounting grooves (10), a lamp socket (9) is fixedly bonded inside the inner cylinder (2), a plurality of second vertical openings (2-1) are uniformly arranged in the middle of the wall of the inner cylinder (2) along the circumferential direction, the inner ends of the plurality of the second high heat conduction rectangular metal sheets (7) are respectively and fixedly arranged in the corresponding second vertical openings (2-1) in a radial sealing manner along the inner cylinder (2), and each second high heat conduction rectangular metal sheet (7) extends into the space between the outer end of the corresponding second rectangular metal sheet (7) and the inner cylinder (9) tightly contacts with the inner metal sheet (9).
2. The LED lamp heat sink of claim 1, wherein: a plurality of positioning wing plates (1-2) are fixed in the middle of the outer wall of the outer cylinder (1) along the circumferential direction, and the positioning wing plates (1-2) are clamped between every two adjacent mounting grooves (10) one by one and fixedly connected with the corresponding positions of the two heat dissipation positioning members (5) through screws.
3. An LED lamp heat sink according to claim 1 or 2, characterized in that: a plurality of first inserting ports (6-1) are vertically arranged at intervals at the outer end of each first high-heat-conductivity rectangular metal sheet (6), a second inserting port (8-1) matched with the first inserting port (6-1) is arranged on each of the plurality of radiating fins (8), and the plurality of radiating fins (8) are respectively inserted on the first inserting ports (6-1) corresponding to the first high-heat-conductivity rectangular metal sheets (6) through the second inserting ports (8-1).
4. A LED lamp heat sink as set forth in claim 3, wherein: the lamp holder (9) and the inner cylinder (2) and each radiating fin (8) and the corresponding mounting groove (10) are adhered and fixed by adopting heat conduction glue.
5. The LED lamp heat sink of claim 4, wherein: the two heat dissipation positioning members (5), the first high heat conduction rectangular metal sheets (6), the second high heat conduction rectangular metal sheets (7) and the heat dissipation fins (8) are made of aluminum or aluminum copper alloy materials, wherein the thicknesses of the first high heat conduction rectangular metal sheets (6) and the second high heat conduction rectangular metal sheets (7) are 2-4 mm, and the thicknesses of the heat dissipation positioning members (5) and the heat dissipation fins (8) are 0.5-1 mm.
6. An LED lamp comprising an LED bulb (11), characterized in that: the LED lamp further comprises the LED lamp radiating device according to any one of claims 1-5, the lamp holder (9) of the LED lamp radiating device is a cylindrical lamp holder, the inner side wall of the lamp holder is provided with a spiral protrusion I (9-1), the connecting position of the LED bulb (11) is provided with a spiral protrusion II (11-1), and the LED bulb (11) is tightly screwed with the spiral protrusion I (9-1) of the lamp holder (9) through the spiral protrusion II (11-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810590767.2A CN108591978B (en) | 2018-06-09 | 2018-06-09 | LED lamp heat abstractor and LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810590767.2A CN108591978B (en) | 2018-06-09 | 2018-06-09 | LED lamp heat abstractor and LED lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108591978A CN108591978A (en) | 2018-09-28 |
| CN108591978B true CN108591978B (en) | 2024-06-21 |
Family
ID=63623356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810590767.2A Active CN108591978B (en) | 2018-06-09 | 2018-06-09 | LED lamp heat abstractor and LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591978B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208186286U (en) * | 2018-06-09 | 2018-12-04 | 江苏泓睿德智能科技有限公司 | A kind of heat dissipation device of LED lamp and LED light |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101210664A (en) * | 2006-12-29 | 2008-07-02 | 富准精密工业(深圳)有限公司 | Light-emitting diode lamps and lanterns |
| CN201187757Y (en) * | 2008-01-17 | 2009-01-28 | 鹤山丽得电子实业有限公司 | LED light fitting |
| KR101359675B1 (en) * | 2008-11-14 | 2014-02-10 | 삼성전자주식회사 | LED Lamp with heat dissipation device |
| EP2498000A1 (en) * | 2009-11-05 | 2012-09-12 | Elm Inc. | Large led lighting apparatus |
| KR101157065B1 (en) * | 2011-02-07 | 2012-06-21 | 나노엘이디(주) | Led lamp with waterproof and radiating structure |
| CN202598339U (en) * | 2012-03-13 | 2012-12-12 | 福建省华尔辉光电有限公司 | An LED tube lamp with a good heat dissipation effect |
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2018
- 2018-06-09 CN CN201810590767.2A patent/CN108591978B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208186286U (en) * | 2018-06-09 | 2018-12-04 | 江苏泓睿德智能科技有限公司 | A kind of heat dissipation device of LED lamp and LED light |
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| Publication number | Publication date |
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| CN108591978A (en) | 2018-09-28 |
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Effective date of registration: 20240531 Address after: 201600 No. 1575, Xucun Road, Xinbang Town, Songjiang District, Shanghai Applicant after: Shanghai ruidao Electronics Co.,Ltd. Country or region after: China Address before: 224000 Cheung Chong Street, Chong Zhuang Road, Zhang Zhuang Street, Yancheng City, Jiangsu Province, China (G) Applicant before: JIANGSU HONGRUIDE INTELLIGENT TECHNOLOGY CO.,LTD. Country or region before: China |
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