CN108317411B - LED down lamp with high-efficient heat dissipation baffle - Google Patents
LED down lamp with high-efficient heat dissipation baffle Download PDFInfo
- Publication number
- CN108317411B CN108317411B CN201810212533.4A CN201810212533A CN108317411B CN 108317411 B CN108317411 B CN 108317411B CN 201810212533 A CN201810212533 A CN 201810212533A CN 108317411 B CN108317411 B CN 108317411B
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- Prior art keywords
- heat dissipation
- baffle
- lamp
- circuit board
- led
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 112
- 238000009434 installation Methods 0.000 claims abstract description 7
- 239000011324 bead Substances 0.000 claims abstract description 5
- 230000005855 radiation Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000005192 partition Methods 0.000 abstract description 12
- 230000010354 integration Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011049 pearl Substances 0.000 description 3
- 241001465382 Physalis alkekengi Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/238—Arrangement or mounting of circuit elements integrated in the light source
-
- 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
- F21V17/16—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 deformation of parts; Snap action mounting
- F21V17/164—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 deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- 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
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/0832—Hook and loop-type fasteners
-
- 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
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- 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)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an LED down lamp with a high-efficiency heat dissipation baffle, which comprises a base, a lamp cap and a lamp shade, wherein the heat dissipation baffle is fixed at the upper opening at one end of the base, the other end of the base is sleeved on the lamp cap, a power module circuit board with a control unit is arranged in an installation cavity formed by the inner cavity of the base and the heat dissipation baffle, the power module circuit board is fixed on the back surface of the heat dissipation baffle, an LED circuit board is arranged on the surface of the heat dissipation baffle, a plurality of LED lamp beads are fixed on the LED circuit board, the heat dissipation baffle comprises a bottom plate and side plates which are enclosed on the edge of the surface of the bottom plate, a plurality of heat dissipation channels from the center to the side plates are arranged on the surface of the bottom plate, heat dissipation openings are formed in the side plates corresponding to the heat dissipation channels, and the lamp shade is fixed on the heat dissipation baffle. According to the LED down lamp with the efficient heat dissipation partition board, disclosed by the invention, the LED down lamp efficiently dissipates heat through the heat dissipation partition board during working, and the integration degree of the lamp is high.
Description
Technical Field
The invention relates to the field of lighting devices, in particular to an LED down lamp with an efficient heat dissipation baffle.
Background
The down lamp adopts the LED as the light source, has the advantages of energy saving, electricity saving, long service life and low price, and meanwhile, has the characteristics of high brightness, no stroboscopic effect, no radiation and less heat generation by adopting the LED light source, and has wide application. However, the existing market adopts the LED circuit board with the radiating fins arranged on the shell of the base, and the LED circuit board is arranged at the top of the base, so that heat emitted by the lamp beads arranged on the LED circuit board during working is conducted to the radiating fins on the base to radiate. The base on the LED lamp is usually of a metal structure, and the cost is high. The radiating fin has a complex structure and low integration degree with the outer contour of the lampshade arranged at the top of the base.
Disclosure of Invention
The invention aims to solve the technical problem of providing the LED down lamp with the efficient heat dissipation partition board, and the LED down lamp is efficient in heat dissipation through the heat dissipation partition board during operation, so that the integration degree of the lamp is high.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the utility model provides a LED down lamp with high-efficient heat dissipation baffle, includes base, lamp holder and lamp shade, the upper shed department of base one end is fixed with heat dissipation baffle, the other end cup joints on the lamp holder, the interior cavity of base reaches the installation intracavity that heat dissipation baffle formed installs the power module circuit board of taking the control unit, the power module circuit board is fixed on the back of heat dissipation baffle, heat dissipation baffle's surface mounting has the LED circuit board, be fixed with a plurality of LED lamp pearls on the LED circuit board, heat dissipation baffle includes the bottom plate and encloses the curb plate that covers bottom plate surface edge, the surface of bottom plate is equipped with a plurality of heat dissipation channels from center to curb plate direction, the thermovent has been seted up on the curb plate that heat dissipation channel corresponds, the lamp shade is fixed on the heat dissipation baffle.
Further, the surface of the heat dissipation baffle plate protrudes upwards to form a convex block which is in contact with the bottom surface of the LED circuit board, and the heat dissipation channel is arranged between two adjacent convex blocks.
Further, the width of the second half section heat dissipation channel in the direction from the middle part to the side plate is larger than that of the first half section heat dissipation channel, and the output end of the heat dissipation channel is communicated with the input end of the heat dissipation port.
Further, the width of the heat radiation port from the input end to the output end of the side plate is gradually increased.
Further, the heat dissipation channels are distributed in an inverted T shape from the middle to the edges, the centers among the heat dissipation channels are mutually communicated, a baffle plate for collecting hot air is arranged at the top of the heat dissipation opening, and inner side plates on two sides of the heat dissipation opening are distributed in a splayed shape from inside to outside.
Further, a plurality of sections of outer clamping parts are arranged at the peripheral edge of the lampshade, a positioning notch is reserved between every two adjacent outer clamping parts, an inner clamping part which is matched with the outer clamping parts for installation is arranged on the inner side wall of the side plate, and a positioning block matched with the positioning notch is arranged at the joint of the bottom plate and the side plate.
Further, a power connector is arranged at the bottom of the lampshade, and a plurality of convection holes are arranged at the joint of the power connector and the lampshade.
Further, a positioning hole is formed in the power module circuit board, and a positioning column matched with the positioning hole is arranged on the bottom surface of the heat dissipation partition plate.
Further, a storage battery is fixed on the power module circuit board.
Further, the tail end of the base is connected with a hook for hanging.
By adopting the technical scheme, the opening part fixed mounting has the heat dissipation baffle on the base, and the LED circuit board is installed to direct contact on the heat dissipation baffle, and the heat that has the LED lamp pearl during operation of installing on the LED circuit board to produce is conducted to the heat dissipation baffle on, and the surface of the bottom plate on the heat dissipation baffle is equipped with a plurality of heat dissipation channels from center to curb plate direction, has seted up the thermovent on the curb plate that the heat dissipation channel corresponds, and the hot air takes outside from the thermovent band-pass through the thermovent, and a plurality of heat dissipation channels communicate each other and form the air convection, reaches good radiating effect.
In addition, the hot air that the lamp plate produced flows to sealed thermovent that encloses from the radiating passage of middle part reverse T shape, and the curb plate that the splayed was laid cooperates the radiating passage of reverse T shape to make the air current flow in the passageway of different internal diameter sizes accelerate, quickens the external heat exchange with lamps and lanterns.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic diagram of a mounting structure of a heat dissipating separator and a circuit board of a power module according to the present invention;
FIG. 4 is a schematic view of a heat dissipating separator according to the present invention;
fig. 5 is a side view of a heat sink baffle of the present invention.
In the figure, 1-base, 2-lamp holder, 3-lamp shade, 31-outer joint portion, 32-location breach, 4-heat dissipation baffle, 41-bottom plate, 42-curb plate, 442-inboard curb plate, 43-heat dissipation passageway, 44-thermovent, 441-baffle, 442-curb plate, 45-lug, 46-inner joint portion, 47-locating piece, 48-reference column, 5-power module circuit board, 51-locating hole, 6-LED circuit board, 7-LED lamp pearl, 8-convection hole, 9-couple.
Description of the embodiments
The following describes the embodiments of the present invention further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present invention, but is not intended to limit the present invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
As shown in the figure, the LED down lamp with the efficient heat dissipation partition plate comprises a base 1, a lamp cap 2 and a lamp shade 3, wherein a heat dissipation partition plate 4 is fixed at an upper opening at one end of the base 1, the other end of the base is sleeved on the lamp cap 2, a power module circuit board 5 with a control unit is arranged in a mounting cavity formed by an inner cavity of the base 1 and the heat dissipation partition plate 4, the power module circuit board 5 is fixed on the back surface of the heat dissipation partition plate 4, an LED circuit board 6 is arranged on the surface of the heat dissipation partition plate 4, a plurality of LED lamp beads 7 are fixed on the LED circuit board 6, the heat dissipation partition plate 4 comprises a bottom plate 41 and side plates 42 which are enclosed on the edge of the surface of the bottom plate 41, a plurality of heat dissipation channels 43 from the center to the side plates 42 are arranged on the surface of the bottom plate 41, heat dissipation ports 44 are formed in the side plates 42 corresponding to the heat dissipation channels 43, and the lamp shade 3 is fixed on the heat dissipation partition plate 4. The upper opening part of the base 1 is fixedly provided with a heat dissipation baffle 4, the heat dissipation baffle 4 is directly contacted with and provided with an LED circuit board 6, heat generated when the LED lamp beads 7 arranged on the LED circuit board 6 work is conducted to the heat dissipation baffle 4, the surface of a bottom plate 41 on the heat dissipation baffle 4 is provided with a plurality of heat dissipation channels 43 from the center to the direction of a side plate 42, the side plate 42 corresponding to the heat dissipation channels 43 is provided with heat dissipation openings 44, hot air is taken out from the outside through the heat dissipation channels 43 and the heat dissipation openings 44, and the heat dissipation channels 43 are mutually communicated to form air convection, so that a good heat dissipation effect is achieved.
In addition, the heat dissipation channel 43 and the heat dissipation port 44 are designed in a shape changing way, the heat dissipation channel 43 is distributed in an inverted T shape from the middle part to the edge, the centers among the heat dissipation channels 43 are mutually communicated, a baffle 441 for collecting hot air is arranged at the top of the heat dissipation port 44, inner side plates 442 on two sides of the heat dissipation port 44 are distributed in a splayed shape from inside to outside, hot air generated by the lamp panel flows from the heat dissipation channel 43 in the inverted T shape in the middle part to the heat dissipation port 44 which is sealed and enclosed, and the splayed distributed side plates 442 are matched with the inverted T-shaped heat dissipation channel 43 to accelerate the air flow in channels with different inner diameter sizes and accelerate the heat exchange with the outside of the lamp.
In addition, the surface of the heat dissipation baffle plate 4 is upwards protruded to form a convex block 45 which is mutually contacted with the bottom surface of the LED circuit board 6, the heat generated by the LED circuit board 6 is quickly conducted to the heat dissipation channel 43, the heat dissipation channel 43 is arranged between two adjacent convex blocks 45, and the heat dissipation channel 43 quickly takes away the heat generated by the convex blocks 45 on two sides to the outside. The width of the latter half heat dissipation channel 43 in the direction from the middle part of the heat dissipation channel 43 to the side plate 42 is larger than the width of the former half heat dissipation channel 43, the output end of the heat dissipation channel 43 is communicated with the input end of the heat dissipation port 44, the width of the heat dissipation port 44 from the input end to the output end of the side plate 42 is gradually increased, hot air flows from the narrower heat dissipation channel 43 to the latter half heat dissipation channel 43 which is suddenly widened, and a large amount of hot air flows out of the lamp from the widened heat dissipation channel 43. In order to make the installation of lamp shade 3 and heat dissipation baffle 4 more convenient, the edge is equipped with a plurality of sections outer joint portion 31 around the lamp shade 3, leaves the location breach 32 between the adjacent outer joint portion 31, is equipped with the interior joint portion 46 that cooperatees the installation with outer joint portion 31 on the inside wall of curb plate 42, and the junction of bottom plate 41 and curb plate 42 is equipped with the locating piece 47 with location breach 32 matched with, and foretell screwless structure makes the integration degree of lamps and lanterns better. The bottom of lamp shade 3 is equipped with power connector 7, base (1) is in the next-door neighbour lamp holder (2) position department ring and is equipped with a plurality of convection holes (8), and the convection hole 8 that this department set up makes the heat that power module circuit board 5 produced dispel the heat from this department fast, and the quantity in convection hole 8 is more than one simultaneously, and a plurality of convection holes 8 form convection current improvement radiating efficiency. The power module circuit board 5 is provided with a positioning hole 51, the bottom surface of the heat dissipation baffle 4 is provided with a positioning column 48 matched with the positioning hole 51, and the positioning hole 51 is matched with the positioning column 48 to be installed so that the power module circuit board 5 is fixed on the heat dissipation baffle 4 more firmly. In order to meet the requirement of outdoor use of the down lamp, a storage battery is further fixed on the power module circuit board 5, and the down lamp is independently powered by the storage battery, so that the service scene of the down lamp is increased. The tail end of the base 1 is connected with a hanging hook 10 for hanging, so that the lamp is hung at a plurality of places by matching with an independent storage battery, and the service scene of the lamp is increased.
The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, and yet fall within the scope of the invention.
Claims (5)
1. An LED down lamp with high-efficient heat dissipation baffle, its characterized in that: the LED lamp comprises a base (1), a lamp cap (2) and a lamp shade (3), wherein a heat dissipation baffle (4) is fixed at an upper opening at one end of the base (1), the other end of the heat dissipation baffle is sleeved on the lamp cap (2), a power module circuit board (5) with a control unit is arranged in an installation cavity formed by an inner cavity of the base (1) and the heat dissipation baffle (4), the power module circuit board (5) is fixed on the back surface of the heat dissipation baffle (4), an LED circuit board (6) is arranged on the surface of the heat dissipation baffle (4), a plurality of LED lamp beads (7) are fixed on the LED circuit board (6), the heat dissipation baffle (4) comprises a bottom plate (41) and side plates (42) which are enclosed on the edge of the surface of the bottom plate (41), a plurality of heat dissipation channels (43) from the center to the side plates (42) are arranged on the surface of the bottom plate (41), heat dissipation ports (44) are formed in the side plates (42) corresponding to the heat dissipation channels (43), and the lamp shade (3) is fixed on the baffle (4);
the surface of the heat dissipation baffle plate (4) is upwards protruded to form a convex block (45) which is mutually contacted with the bottom surface of the LED circuit board (6), and the heat dissipation channel (43) is arranged between two adjacent convex blocks (45);
the width of the second half section radiating channel (43) in the direction from the middle part to the side plate (42) is larger than that of the first half section radiating channel (43), and the output end of the radiating channel (43) is communicated with the input end of a radiating port (44); the width of the heat radiation opening (44) from the input end to the output end of the side plate (42) is gradually increased;
the heat dissipation channels (43) are distributed in an inverted T shape from the middle to the edge, the centers of the plurality of heat dissipation channels (43) are communicated with each other, a baffle (441) for collecting hot air is arranged at the top of the heat dissipation opening (44), and inner side plates (442) on two sides of the heat dissipation opening (44) are distributed in a splayed shape from inside to outside;
the base (1) is provided with a plurality of convection holes (8) in a surrounding manner at the position close to the lamp holder (2).
2. The LED downlight with efficient heat dissipation baffle of claim 1, wherein: the lamp shade (3) peripheral edge department is equipped with a plurality of sections outer joint portion (31), adjacent leave location breach (32) between outer joint portion (31), be equipped with on the inside wall of curb plate (42) with interior joint portion (46) of outer joint portion (31) cooperation installation, bottom plate (41) with the junction of curb plate (42) be equipped with location breach (32) matched with locating piece (47).
3. The LED downlight with efficient heat dissipation baffle of claim 1, wherein: the power module circuit board (5) is provided with a positioning hole (51), and the bottom surface of the heat dissipation baffle (4) is provided with a positioning column (48) matched with the positioning hole (51).
4. The LED downlight with efficient heat dissipation baffle of claim 1, wherein: and a storage battery is fixed on the power module circuit board (5).
5. The LED downlight with efficient heat dissipation baffle of claim 1, wherein: the tail end of the base (1) is connected with a hook (9) for hanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810212533.4A CN108317411B (en) | 2018-03-15 | 2018-03-15 | LED down lamp with high-efficient heat dissipation baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810212533.4A CN108317411B (en) | 2018-03-15 | 2018-03-15 | LED down lamp with high-efficient heat dissipation baffle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108317411A CN108317411A (en) | 2018-07-24 |
| CN108317411B true CN108317411B (en) | 2024-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810212533.4A Active CN108317411B (en) | 2018-03-15 | 2018-03-15 | LED down lamp with high-efficient heat dissipation baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108317411B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538974A (en) * | 2019-01-21 | 2019-03-29 | 东莞巨汉生物光电有限公司 | A kind of LED light source structure that structure simplifies |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213376A (en) * | 2011-07-08 | 2011-10-12 | 陈弘昌 | LED (light emitting diode) lamp |
| CN205244864U (en) * | 2015-11-24 | 2016-05-18 | 深圳市威诺华照明电器有限公司 | Emergent ball bubble lamp of LED that possesses heat -proof device |
| CN206861293U (en) * | 2017-05-09 | 2018-01-09 | 中山市宏浦光电科技有限公司 | A kind of LED bulb |
| CN208090353U (en) * | 2018-03-15 | 2018-11-13 | 广东金莱特电器股份有限公司 | A kind of LED downlight with high efficiency and heat radiation partition board |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8242669B2 (en) * | 2010-04-22 | 2012-08-14 | Ningbo Futai Electric CO., LTD. | LED light device |
| TWI426214B (en) * | 2011-03-15 | 2014-02-11 | Sunonwealth Electr Mach Ind Co | Lamp |
| TWI437188B (en) * | 2011-12-28 | 2014-05-11 | Sunonwealth Electr Mach Ind Co | Light device and cooling unit thereof |
-
2018
- 2018-03-15 CN CN201810212533.4A patent/CN108317411B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213376A (en) * | 2011-07-08 | 2011-10-12 | 陈弘昌 | LED (light emitting diode) lamp |
| CN205244864U (en) * | 2015-11-24 | 2016-05-18 | 深圳市威诺华照明电器有限公司 | Emergent ball bubble lamp of LED that possesses heat -proof device |
| CN206861293U (en) * | 2017-05-09 | 2018-01-09 | 中山市宏浦光电科技有限公司 | A kind of LED bulb |
| CN208090353U (en) * | 2018-03-15 | 2018-11-13 | 广东金莱特电器股份有限公司 | A kind of LED downlight with high efficiency and heat radiation partition board |
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| Publication number | Publication date |
|---|---|
| CN108317411A (en) | 2018-07-24 |
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| CB02 | Change of applicant information |
Address after: No.21, Jintong Road, Tangxia Town, Pengjiang district, Jiangmen City, Guangdong Province, 529085 Applicant after: Guangdong Xiaosong Technology Co.,Ltd. Address before: No.21, Jintong Road, Tangxia Town, Pengjiang district, Jiangmen City, Guangdong Province, 529085 Applicant before: KENNEDE Electronics MFG. Co., Ltd. |
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