CN108844008A - LED downlight - Google Patents
LED downlight Download PDFInfo
- Publication number
- CN108844008A CN108844008A CN201810545640.9A CN201810545640A CN108844008A CN 108844008 A CN108844008 A CN 108844008A CN 201810545640 A CN201810545640 A CN 201810545640A CN 108844008 A CN108844008 A CN 108844008A
- Authority
- CN
- China
- Prior art keywords
- lampshade
- heat
- led downlight
- connecting shaft
- heat dissipation
- 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.)
- Pending
Links
Classifications
-
- 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
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
- F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
-
- 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
-
- 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
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
-
- 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
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
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- 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]
Abstract
LED downlight of the present invention is related to field of light fittings.Its purpose is to provide a kind of structure simple, at low cost, easy to operate LED downlight.LED downlight of the present invention, including radiating subassembly, lampshade and lighting control module, the radiating subassembly includes heat-dissipating cylinder, heat sink and heat dissipation drive module, the heat dissipation drive module is equipped with connecting shaft, the heat-dissipating cylinder and the heat sink are fixedly installed with the connecting shaft, the connecting shaft and the lampshade are rotatablely connected, the lampshade, the lighting control module and heat dissipation drive module fixed setting.
Description
Technical field
The present invention relates to field of light fittings, more particularly to a kind of LED downlight.
Background technique
LED downlight is a kind of illuminator for being embedded into light down-ejection type in ceiling.LED downlight is to belong to directional type photograph
Bright lamp tool, only its opposite ability light, beam angle belong to optically focused, and light is relatively concentrated, and comparison of light and shade is strong.
Existing downlight, the radiator connected on lamp body are mostly the inside and outside closing structure of annular, and lamp body heat dissipation effect is poor,
It is poor that heat is exchanged with air convection effect, since its center heat is big and concentrates very much, often occurs radiating not in time, moment temperature
Degree can be more than that LED holds the warm upper limit, will lead to LED failure.Downlight more changes the bulb trouble, generally directly makees whole lamp and scraps, whole lamp
The social energy can be wasted by scrapping, while increase consumer spending cost, and then influence the production and selling of downlight.
Summary of the invention
Simple, good heat dissipation effect LED downlight that the technical problem to be solved in the present invention is to provide a kind of structures.
LED downlight of the present invention, including radiating subassembly, lampshade and lighting control module, the radiating subassembly include heat-dissipating cylinder,
Heat sink and heat dissipation drive module, the heat dissipation drive module equipped with connecting shaft, the heat-dissipating cylinder and the heat sink with
The connecting shaft fixed setting, the connecting shaft and the lampshade are rotatablely connected, the lampshade, the lighting control module and institute
State heat dissipation drive module fixed setting.
LED downlight of the present invention, wherein being arranged with axle sleeve in the connecting shaft, the axle sleeve is fixedly connected on the lampshade
On, it is equipped between the axle sleeve and the connecting shaft and adjusts bearing.
LED downlight of the present invention, wherein being connected with handle on the heat sink.
LED downlight of the present invention, wherein the heat-dissipating cylinder includes connecting plate and cooling fin, the cooling fin is in the connecting plate
Axial annular distribution, gap is equipped between the two neighboring cooling fin.
LED downlight of the present invention, wherein the radial dimension of the heat sink is greater than the radial dimension of the heat-dissipating cylinder.
LED downlight of the present invention, wherein the lampshade is equipped with fixing sleeve and transmissive mirror, the transmissive mirror is fastened in described solid
Surely it puts on, the fixing sleeve is detachably connected on the lampshade.
LED downlight of the present invention, wherein the fixing sleeve is set as flexible closed circular structure.
LED downlight of the present invention, wherein being equipped with circular lamp, center lamp in the lampshade, the circular lamp is around the center
Lamp.
LED downlight of the present invention, wherein the side wall of the lampshade is equipped with fluorescent lamp.
LED downlight of the present invention is connected with elastic pressed piece in the fixing seat wherein the lampshade is equipped with fixing seat.
LED downlight difference from prior art of the present invention is：LED downlight of the present invention, including radiating subassembly, lampshade and
Lighting control module, lampshade are used to protect light bulb, and lighting control module is used to connect the light bulb that external power supply is connected into lampshade
Power supply, radiating subassembly are used to shed the heat that light bulb in lampshade generates, and guarantee the ambient temperature-stable of installation environment, to guarantee
The illumination service life of light bulb.Radiating subassembly includes heat-dissipating cylinder, heat sink and heat dissipation drive module, and heat dissipation drive module is used to drive scattered
Hot cylinder and heat sink rotation, heat-dissipating cylinder and heat sink during rotation, drive the circulation of surrounding air, and then promote heat dissipation；,
The drive module that radiates is equipped with connecting shaft, and heat-dissipating cylinder and heat sink are fixedly installed with connecting shaft, and connecting shaft and lampshade rotation connect
It connects, heat dissipation drive module is drivingly connected axis rotation, and heat-dissipating cylinder and heat sink are fixedly connected with connecting shaft respectively, heat-dissipating cylinder and heat dissipation
Plate is relatively independent, and connecting shaft rotation drives heat-dissipating cylinder and heat sink rotation, promotes light bulb to generate heat by the way of mechanical and expands
Dissipate, reduce heat accumulation and the problem of scaling loss light bulb.
LED downlight of the invention is described further with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram at visual angle in front of the side of LED downlight of the present invention；
Fig. 2 is the side structure schematic view of LED downlight of the present invention；
Fig. 3 is the configuration schematic diagram of LED downlight of the present invention；
Fig. 4 is the structural schematic diagram at the side rear visual angle of LED downlight of the present invention.
Attached drawing mark：1, radiating subassembly；2, lampshade；3, circular lamp；4, center lamp；5, fixing sleeve；6, fixing seat；7, it radiates
Cylinder；8, heat sink；9, handle；10, lighting control module；11, radiate drive module；12, connecting shaft；13, transmissive mirror；14, glimmering
Light lamp；15, control switch.
Specific embodiment
In conjunction with shown in Fig. 1-Fig. 4, LED downlight of the present invention, including radiating subassembly 1, lampshade 2 and lighting control module 10, lamp
Cover 2 is used to protect light bulb, and lighting control module 10 is used to connect the bulb powered that external power supply is connected into lampshade 2, heat dissipation group
Part 1 is used to shed the heat that light bulb in lampshade 2 generates, and guarantees the ambient temperature-stable of installation environment, to guarantee the photograph of light bulb
The bright service life.Radiating subassembly 1 includes heat-dissipating cylinder 7, heat sink 8 and heat dissipation drive module 11, and heat dissipation drive module 11 is used to drive scattered
Hot cylinder 7 and heat sink 8 rotate, and heat-dissipating cylinder 7 and heat sink 8 during rotation, drive the circulation of surrounding air, and then promote to dissipate
Heat.
Specifically, heat dissipation drive module 11 is equipped with connecting shaft 12, heat-dissipating cylinder 7 and heat sink 8 are fixed with connecting shaft 12
Setting, connecting shaft 12 and lampshade 2 are rotatablely connected, and heat dissipation drive module 11 is drivingly connected axis 12 and rotates, heat-dissipating cylinder 7 and heat sink 8
It is fixedly connected respectively with connecting shaft 12, heat-dissipating cylinder 7 and heat sink 8 are relatively independent, and the rotation of connecting shaft 12 drives heat-dissipating cylinder 7 and heat dissipation
Plate 8 rotates, and light bulb is promoted to generate heat diffusion by the way of mechanical, reduce heat accumulation and the problem of scaling loss light bulb.Lampshade
2, lighting control module 10 and heat dissipation drive module 11 are fixedly installed, and lighting control module 10 is fixedly connected on lampshade 2, is guaranteed
Regulation of the lighting control module 10 to light bulb in lampshade 2, heat dissipation drive module 11 are fixedly connected on lighting control module 10, dissipate
The fixed setting of thermal drivers module 11 guarantees the smooth drive to heat-dissipating cylinder 7 and heat sink 8.
Further, it is equipped with driver in heat dissipation drive module 11, driver is drivingly connected axis 12 and rotates, 7 He of heat-dissipating cylinder
Heat sink 8 is socketed in connecting shaft 12 or is connected in connecting shaft 12, and heat-dissipating cylinder 7 and heat sink 8 are detachably connected on connection
On axis 12, convenient individually disassembly heat-dissipating cylinder 7 and heat sink 8 both can guarantee the normal illumination of lamps and lanterns, moreover it is possible to guarantee heat dissipation effect.
Heat dissipation drive module 11 and lighting control module 10 are arranged in heat-dissipating cylinder 7, and heat-dissipating cylinder 7 plays protection heat dissipation drive module 11
With the effect of lighting control module 10, the rotation of heat-dissipating cylinder 7 can also promote radiate drive module 11 and the heat dissipation of lighting control module 10,
Good heat dissipation effect, reaches the double action of heat dissipation and protection, and structure is simple, at low cost, long service life.
Further, axle sleeve is arranged in connecting shaft 12, axle sleeve is fixedly connected on lampshade 2, axle sleeve and connecting shaft 12 it
Between be equipped with adjust bearing.Connecting shaft 12 is connect by axle sleeve with lampshade 2, is adjusted bearing inner race and is fixedly connected in connecting shaft 12,
Axle sleeve is set on the outer ring for adjusting bearing, and connecting shaft 12 is converted into the rotation for adjusting bearing, axle sleeve and connecting shaft 12
Between do not wear, guarantee axle sleeve and connecting shaft 12 service life.Connecting shaft 12, axle sleeve and adjusting bearing select insulation material
Material prevents conduction, reduces the interference to lamps and lanterns.
Axle sleeve is set as double-layer structure, and hollow space is equipped between two layers, in lighting control module 10 and lampshade 2
The connecting line of light bulb is extended through the hollow space of axle sleeve, and axle sleeve plays the role of protecting connecting line.
Further, it is connected with handle 9 on heat sink 8, the setting of handle 9 is conveniently taken and movable lamps, to lamps and lanterns
Transportational process provides impetus, guarantees the other component that lamps and lanterns are damaged in handling process.
Further, connecting shaft 12 can run through heat sink 8, handle 9 be arranged in connecting shaft 12, guarantee heat sink 8 with
The connective stability of connecting shaft 12 prevents from lifting the problem of lamp body causes heat sink 8 to be detached from by handle 9, and then increases lamp
The service life of body.
Further, heat-dissipating cylinder 7 includes connecting plate and cooling fin, and cooling fin is distributed in the axial annular of connecting plate, adjacent
Gap is equipped between two cooling fins.Connecting plate is used to connect cooling fin, is also used to heat-dissipating cylinder 7 being fixedly attached to connecting shaft 12
On, fin array forms the barrel of heat-dissipating cylinder 7.The both ends of cooling fin can be equipped with connecting plate, and cooling fin is consolidated in reinforcement
It is fixed, keep structure more stable.
Further, the radial dimension of heat sink 8 is greater than the radial dimension of heat-dissipating cylinder 7, and heat sink 8 includes connection sheet and dissipates
Hot item, heat sink strip form disc structure to the radial radiation of connection sheet along the edge of connection sheet, and the radical length of heat sink 8 is greater than
The outside wall surface that the radical length of heat-dissipating cylinder 7, the i.e. edge of heat sink strip stretch out heat-dissipating cylinder 7.In heat sink strip rotation process, increase to ring
The disturbance of border air expands the range of air circulation, promotes heat dissipation.
Further, lampshade 2 is equipped with fixing sleeve 5 and transmissive mirror 13, and transmissive mirror 13 is fastened on fixing sleeve 5, fixing sleeve 5
It is detachably connected on lampshade 2.Lampshade 2 is equipped with edge, and fixing sleeve 5 is fastened on the edge of lampshade 2, and transmissive mirror 13 is fastened in
In fixing sleeve 5, the Detachable connection structure of transmissive mirror 13 is realized, the connection structure of transmissive mirror 13 is simple, connection procedure is easy.
Transmissive mirror 13 can select diffusing reflection eyeglass, can also select lenses, while transmissive mirror 13 can also be selected
Colour lens, convenient for building different light environments.Multiple transmissive mirrors 13 can be equipped on each lamps and lanterns, user can basis
Hobby selects different types of eyeglass, builds different light environments.
Further, fixing sleeve 5 is set as flexible closed circular structure.Fixing sleeve 5 can select rubber material, modeling
Expect material etc., the retractility of fixing sleeve 5 is good, easy to process, at low cost convenient for being arranged and dismantling.
Further, circular lamp 3, center lamp 4 are equipped in lampshade 2, circular lamp 3 is around center lamp 4.Center lamp 4 and annular
Lamp 3 is set as LED light, and simple structure, has a wide range of application at low cost, technology maturation.Center lamp 4 is detachably connected on lampshade 2
It is interior, 13 Lai Geng switching center9 lamp 4 of transmissive mirror can be disassembled, easy to operate, installation safety.Circular lamp 3 is set as several annulars point
The installation direction of the lampet of cloth, each lampet of circular lamp 3 can be designed according to actual needs, and the light-illuminating of lampet arrives
It is reflected on the wall surface of lampshade 2, postradiation light-illuminating to different directions, realizes multi-direction irradiation, solve lamps and lanterns irradiation
The single problem in direction.
Further, the side wall of lampshade 2 is equipped with fluorescent lamp 14, and 14 annular of fluorescent lamp is arranged on lampshade 2, fluorescent lamp 14
Luminous efficiency it is high, colour rendering is good, the service life is long, be suitable for room lighting, be the preferred lamps and lanterns of green illumination.
Specifically, circular lamp 3, center lamp 4 and fluorescent lamp 14 are all connected on lighting control module 10, and circular lamp 3,
Center lamp 4 and fluorescent lamp 14 are equipped with on-off switch between lighting control module 10, and lighting control module 10 can be controlled
The opening and closing of on-off switch processed, therefore, lighting control module 10 can control the logical of circular lamp 3, center lamp 4 and fluorescent lamp 14 respectively
Disconnected state, and then realize different radiation responses, a variety of environments can be built, function is more various, and the scope of application is more
Extensively.
Further, lampshade 2 is equipped with fixing seat 6, and elastic pressed piece, elastic pressed piece rotation are connected in fixing seat 6
It is connected in fixing seat 6.Elastic pressed piece is set as torsional spring, and a toggle of torsional spring is connected on lampshade 2, another toggle
Naturally extend.When lamp installation, the edge of lampshade 2 is connected on a side of mounting plate material, moves prolonging naturally for torsional spring
The toggle stretched is connected on another side of mounting plate material, realizes connecting and fixing for lampshade 2, and structure is simple, easy to operate,
It is at low cost, simple installation.
Control switch 15 is connected on lighting control module 10, control switch 15 connects external power supply, 15 energy of control switch
The on/off state for enough directly controlling lighting control module 10 and the drive module 11 that radiates improves security performance, easy to operate.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (10)
1. a kind of LED downlight, it is characterised in that：Including radiating subassembly, lampshade and lighting control module, the radiating subassembly includes
Heat-dissipating cylinder, heat sink and heat dissipation drive module, the heat dissipation drive module are equipped with connecting shaft, the heat-dissipating cylinder and the heat dissipation
Plate is fixedly installed with the connecting shaft, and the connecting shaft and the lampshade are rotatablely connected, the lampshade, the signal light control mould
Block and heat dissipation drive module fixed setting.
2. LED downlight according to claim 1, it is characterised in that：Axle sleeve is arranged in the connecting shaft, the axle sleeve is solid
Surely it is connected on the lampshade, is equipped between the axle sleeve and the connecting shaft and adjusts bearing.
3. LED downlight according to claim 1, it is characterised in that：Handle is connected on the heat sink.
4. LED downlight according to claim 1, it is characterised in that：The heat-dissipating cylinder includes connecting plate and cooling fin, described
Cooling fin is distributed in the axial annular of the connecting plate, and gap is equipped between the two neighboring cooling fin.
5. LED downlight according to claim 4, it is characterised in that：The radial dimension of the heat sink is greater than the heat dissipation
The radial dimension of cylinder.
6. LED downlight according to claim 1, it is characterised in that：The lampshade is equipped with fixing sleeve and transmissive mirror, described
Transmissive mirror is fastened on the fixing sleeve, and the fixing sleeve is detachably connected on the lampshade.
7. LED downlight according to claim 6, it is characterised in that：The fixing sleeve is set as flexible closed circular
Structure.
8. LED downlight according to claim 1, it is characterised in that：Circular lamp, center lamp are equipped in the lampshade, it is described
Circular lamp is around the center lamp.
9. LED downlight according to claim 1 or 8, it is characterised in that：The side wall of the lampshade is equipped with fluorescent lamp.
10. LED downlight according to claim 1, it is characterised in that：The lampshade is equipped with fixing seat, the fixing seat
On be connected with elastic pressed piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810545640.9A CN108844008A (en) | 2018-05-25 | 2018-05-25 | LED downlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810545640.9A CN108844008A (en) | 2018-05-25 | 2018-05-25 | LED downlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108844008A true CN108844008A (en) | 2018-11-20 |
Family
ID=64211346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810545640.9A Pending CN108844008A (en) | 2018-05-25 | 2018-05-25 | LED downlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108844008A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340590A (en) * | 2018-12-04 | 2019-02-15 | 徐州爱特普电子有限公司 | A kind of efficient LED light of heat dissipation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201115235Y (en) * | 2007-07-05 | 2008-09-10 | 林宏雷 | Rotary heat radiation module structure |
| CN202149390U (en) * | 2011-07-11 | 2012-02-22 | 深圳市博莱凯半导体照明有限公司 | LED tube lamp |
| CN102913794A (en) * | 2012-10-30 | 2013-02-06 | 四川新力光源股份有限公司 | LED (light-emitting diode) module |
| CN204437889U (en) * | 2015-03-24 | 2015-07-01 | 浙江农林大学 | A kind of all-colour LED lamp affixed to the ceiling with remote control |
| CN207378661U (en) * | 2017-09-10 | 2018-05-18 | 陕西艾多特照明有限公司 | The LED light device and lamps and lanterns of starlight environment can be achieved |
| CN208312095U (en) * | 2018-05-25 | 2019-01-01 | 北京立德围度科技有限公司 | LED downlight |
-
2018
- 2018-05-25 CN CN201810545640.9A patent/CN108844008A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201115235Y (en) * | 2007-07-05 | 2008-09-10 | 林宏雷 | Rotary heat radiation module structure |
| CN202149390U (en) * | 2011-07-11 | 2012-02-22 | 深圳市博莱凯半导体照明有限公司 | LED tube lamp |
| CN102913794A (en) * | 2012-10-30 | 2013-02-06 | 四川新力光源股份有限公司 | LED (light-emitting diode) module |
| CN204437889U (en) * | 2015-03-24 | 2015-07-01 | 浙江农林大学 | A kind of all-colour LED lamp affixed to the ceiling with remote control |
| CN207378661U (en) * | 2017-09-10 | 2018-05-18 | 陕西艾多特照明有限公司 | The LED light device and lamps and lanterns of starlight environment can be achieved |
| CN208312095U (en) * | 2018-05-25 | 2019-01-01 | 北京立德围度科技有限公司 | LED downlight |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340590A (en) * | 2018-12-04 | 2019-02-15 | 徐州爱特普电子有限公司 | A kind of efficient LED light of heat dissipation |
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