CN201555069U - Efficient heat-dissipation type LED lamp - Google Patents
Efficient heat-dissipation type LED lamp Download PDFInfo
- Publication number
- CN201555069U CN201555069U CN2009202354289U CN200920235428U CN201555069U CN 201555069 U CN201555069 U CN 201555069U CN 2009202354289 U CN2009202354289 U CN 2009202354289U CN 200920235428 U CN200920235428 U CN 200920235428U CN 201555069 U CN201555069 U CN 201555069U
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- insulating base
- type led
- heat radiation
- light fixture
- high efficiency
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Abstract
The utility model belongs to the technical field of electricity and particularly relates to an efficient heat-dissipation type LED lamp, which solves the technical problems of poor heat-dissipation performance and the like in the prior art. The LED lamp comprises a lamp holder and a lamp shade arranged on the lamp holder; and a luminous body is arranged in the lamp shade. The LED lamp is characterized in that a plurality of heat dissipation holes capable of communicating the inner side of the lamp shade with the external are formed on the lamp holder; heat can be dissipated conveniently from the heat dissipation holes; and the number of the heat dissipation holes is set as required. Compared with the prior art, the efficient heat-dissipation type LED lamp has the advantages that convection can be formed between ventholes and the heat dissipation holes, so heat is dissipated more sufficiently and the heat dissipation effect is better; the structure is simple, so that the lamp can be assembled and maintained conveniently, and the manufacture cost is low; and the utility model effectively prolongs the service life, reduces the light decay and improves the lighting effect.
Description
Technical field
The utility model relates to technical field of electricity, especially relates to a kind of high efficiency and heat radiation type LED light fixture.
Background technology
Along with the LED technical development, LED uses also diversification day by day, by early stage power supply indicator, advance to have power saving, the life-span is long, the LED illuminating product of visibility advantages of higher.Yet,, just will make the led chip interface temperature too high and influence luminous efficiency and luminescent lifetime if these heat ends are discharged outside in good time because some converts heat energy in the high-capacity LED input power.Traditional LED light-emitting device method for packing is, led chip is configured on the circuit board, and led chip two electrodes connect with board circuit respectively and form the loop, and circuit board bottom surface connects the high-cooling property cooling base.The heat energy that led chip sends is got rid of through cooling base by after the circuit board heat conduction again.But, because printed circuit board (PCB) is non-high heat conductive body, its thermal conductivity coefficient is low, heat dispersion is poor, the heat energy that causes led chip to produce can't in time be dredged and be got rid of, directly cause the led chip junction temperature to raise, light fixture hot polymerization effect and thermal resistance are excessive, cause led chip short and light decay phenomenon in service life easily, and therefore improve energy consumption.
For this reason, people have carried out long-term exploration, have proposed various solutions.For example, Chinese patent literature discloses a kind of LED light fixture [application number: 200720037445.2] of high efficiency and heat radiation, it comprises the PCB installing plate of installing on lamp body and the lamp body, the PCB circuit board, led light source and lens, it is characterized in that lamp body is provided with the LED electric apparatus chamber that fuses in order, open heat radiation chamber, the LED illumination cavity, the LED electric apparatus chamber is by upper cover plate, the PCB circuit board, PCB installing plate three parts are formed, open heat radiation chamber is the space that open radiator top has many in picturesque disorder grid-like heat conduction ribs to form, open radiator lower surface has perforation of LED lead and LED containing hole, and the LED illumination cavity is by open radiator, led light source and lens, the LED substrate, the lampshade plate, lower cover is formed.The somebody has invented a kind of LED light-emitting device [application number: 200810070795.8] of high-cooling property, comprises cooling base, led chip, circuit board, and it is characterized in that: cooling base is provided with depressed part; The led chip device the depressed part intracavity bottom of cooling base and with the cooling base thermal; Circuit board is provided with the through hole that matches with the cooling base depressed part, and circuit board is fixed together by through hole and the cooling base that is set on the depressed part; The corresponding through wires hole that the wiring of led chip positive and negative electrode is passed on the cooling base is connected with the wiring circuit of circuit board; The transparent encapsulating body of described depressed part inner chamber perfusion packaging LED chips, part wiring.
Though above-mentioned scheme has improved radiating effect to a certain extent, still have following technical problem: 1, heat distributes not prompt enoughly, and radiating effect is not good, and long-time use still superheating phenomenon can occur.2, complicated integral structure is difficult to assemble, the manufacturing cost height.
Summary of the invention
The purpose of this utility model is at the problems referred to above, and a kind of good heat dissipation effect is provided, and is simple in structure, low cost of manufacture, the high efficiency and heat radiation type LED light fixture of long service life.
For achieving the above object, the utility model has adopted following technical proposal: this high efficiency and heat radiation type LED light fixture comprises lamp socket, be arranged on the lampshade on the lamp socket, in lampshade, be provided with illuminator, it is characterized in that, have several on the described lamp socket and can be communicated with the inboard and extraneous louvre of lampshade.Louvre can distribute heat easily, and the quantity of the louvre is here set as required.
In above-mentioned high efficiency and heat radiation type LED light fixture, have at least one on the described lampshade and can be communicated with the inboard and extraneous passage of lampshade.Owing to be provided with passage, this passage can form convection current with louvre, makes distributing of heat more abundant, and radiating effect is better.The passage here can be opened the top in lampshade, and its quantity also is to set as required.
In above-mentioned high efficiency and heat radiation type LED light fixture, described lamp socket comprises insulating base, is provided with electric connection structure in insulating base, is fixed with conductive contact in the insulating base outer end, described illuminator is electrically connected with electric connection structure and conductive contact, and above-mentioned louvre is opened on insulating base.Insulating base can adopt various insulating materials to make.
In above-mentioned high efficiency and heat radiation type LED light fixture, described insulating base is made by ceramic material, and fixedlys connected by helicitic texture between insulating base and the lampshade, and described conductive contact has external screw thread or has bayonet lock.
In above-mentioned high efficiency and heat radiation type LED light fixture, described illuminator comprises Connection Block and the LED ray structure that is fixed on the Connection Block, and described Connection Block is fixed on the insulating base by helicitic texture.
In above-mentioned high efficiency and heat radiation type LED light fixture, described LED ray structure is the bulb that is fixed on the Connection Block top, and this bulb comprises that foam and several are arranged on the LED wick in the foam; Described Connection Block sidepiece has some fin that are connected as a single entity with it.
As another kind of scheme, in above-mentioned high efficiency and heat radiation type LED light fixture, described LED ray structure is several LED lamps that is fixed on the Connection Block outside, and described LED lamp evenly distributes.
In above-mentioned high efficiency and heat radiation type LED light fixture, the louvre on the described insulating base is along the axially extended straight hole of insulating base.
As another kind of scheme, in above-mentioned high efficiency and heat radiation type LED light fixture, the end that described Connection Block and insulating base link has cavity, described insulating base has the chamber that connects with above-mentioned cavity, and the louvre on the described insulating base comprises along the side opening of the axially extended straight hole of insulating base and connection straight hole middle part and chamber.This structure makes the heat of Connection Block inside also can in time distribute, and further improves radiating effect.
In above-mentioned high efficiency and heat radiation type LED light fixture, the threaded joints of described insulating base and lampshade is provided with some screw thread air channels of opening in the insulating base sidepiece, described screw thread air channel and the corresponding one by one setting of louvre.
Compared with prior art, the advantage of this high efficiency and heat radiation type LED light fixture is: 1, passage can form convection current with louvre, makes distributing of heat more abundant, and radiating effect is better.2, simple in structure, be convenient to the I﹠ M of light fixture, low cost of manufacture.3, effectively increase the service life, reduce light decay, improved light efficiency.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of the embodiment 1 that provides of the utility model.
Fig. 2 is the part-structure vertical view of the embodiment 1 that provides of the utility model.
Fig. 3 is the sectional structure schematic diagram of the embodiment 2 that provides of the utility model.
Fig. 4 is the part-structure vertical view of the embodiment 2 that provides of the utility model.
Fig. 5 is the structural representation of the embodiment 3 that provides of the utility model.
Fig. 6 is the structural representation of the embodiment 4 that provides of the utility model.
Among the figure, lamp socket 1, insulating base 11, louvre 11a, chamber 11b, screw thread air channel 11c, conductive contact 12, external screw thread 12a, lampshade 2, passage 2a, illuminator 3, Connection Block 31, cavity 31a, fin 31b, bulb 32, LED lamp 33.
The specific embodiment
Embodiment 1:
As depicted in figs. 1 and 2, this high efficiency and heat radiation type LED light fixture comprises lamp socket 1, is arranged on the lampshade 2 on the lamp socket 1, is provided with illuminator 3 in lampshade 2.Have several on the lamp socket 1 and can be communicated with lampshade 2 inboards and extraneous louvre 11a.Have at least one on the lampshade 2 and can be communicated with lampshade 2 inboards and extraneous passage 2a.The passage 2a here can open in the top of lampshade 2, and its quantity also is to set as required.
Lamp socket 1 comprises insulating base 11, is provided with electric connection structure in insulating base 11, is fixed with conductive contact 12 in insulating base 11 outer ends, and illuminator 3 is electrically connected with electric connection structure and conductive contact 12, and above-mentioned louvre 11a opens on insulating base 11.Insulating base 11 is made by ceramic material, and fixedlys connected by helicitic texture between insulating base 11 and the lampshade 2, and conductive contact 12 has external screw thread 12a.The external screw thread 12a here also can be a bayonet lock.
The LED ray structure is the bulb 32 that is fixed on Connection Block 31 tops, and this bulb 32 comprises that foam and several are arranged on the LED wick in the foam, and Connection Block 31 sidepieces have some fin 31b that are connected as a single entity with it.Louvre 11a on the insulating base 11 is along insulating base 11 axially extended straight holes.
Embodiment 2:
As shown in Figure 3 and Figure 4, in the present embodiment, Connection Block 31 has cavity 31a with the end that insulating base 11 links, insulating base 11 has the chamber 11b that connects with above-mentioned cavity 31a, and the louvre 11a on the insulating base 11 comprises along the side opening of insulating base 11 axially extended straight holes and connection straight hole middle part and chamber 11b.All the other all with embodiment 1 roughly the same, this paper does not do and gives unnecessary details.
Embodiment 3:
As shown in Figure 5, in the present embodiment, the LED ray structure is fixed on the LED lamp 33 in Connection Block 31 outsides for several, and LED lamp 33 evenly distributes.All the other all with embodiment 1 or 2 roughly the same, do not give unnecessary details.
Embodiment 4:
As shown in Figure 6, in the present embodiment, the structure of lampshade 2 is different with embodiment 3, all the other all with embodiment 3 roughly the same, this paper does not give unnecessary details.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as lamp socket 1, insulating base 11, louvre 11a, chamber 11b, screw thread air channel 11c, conductive contact 12, external screw thread 12a, lampshade 2, passage 2a, illuminator 3, Connection Block 31, cavity 31a, fin 31b, bulb 32, LED lamp 33 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (10)
1. high efficiency and heat radiation type LED light fixture, comprise lamp socket (1), be arranged on the lampshade (2) on the lamp socket (1), in lampshade (2), be provided with illuminator (3), it is characterized in that, have several on the described lamp socket (1) and can be communicated with the inboard and extraneous louvre (11a) of lampshade (2).
2. high efficiency and heat radiation type LED light fixture according to claim 1 is characterized in that, has at least one on the described lampshade (2) and can be communicated with the inboard and extraneous passage (2a) of lampshade (2).
3. high efficiency and heat radiation type LED light fixture according to claim 1 and 2, it is characterized in that, described lamp socket (1) comprises insulating base (11), in insulating base (11), be provided with electric connection structure, be fixed with conductive contact (12) in insulating base (11) outer end, described illuminator (3) is electrically connected with electric connection structure and conductive contact (12), and above-mentioned louvre (11a) is opened on insulating base (11).
4. high efficiency and heat radiation type LED light fixture according to claim 3, it is characterized in that, described insulating base (11) is made by ceramic material, and fixedlys connected by helicitic texture between insulating base (11) and the lampshade (2), and described conductive contact (12) has external screw thread (12a) or has bayonet lock.
5. high efficiency and heat radiation type LED light fixture according to claim 3, it is characterized in that, described illuminator (3) comprises Connection Block (31) and is fixed on LED ray structure on the Connection Block (31) that described Connection Block (31) is fixed on the insulating base (11) by helicitic texture.
6. high efficiency and heat radiation type LED light fixture according to claim 5 is characterized in that, described LED ray structure is for being fixed on the bulb (32) at Connection Block (31) top, and this bulb (32) comprises that foam and several are arranged on the LED wick in the foam; Described Connection Block (31) sidepiece has some fin that are connected as a single entity with it (31b).
7. high efficiency and heat radiation type LED light fixture according to claim 5 is characterized in that, described LED ray structure is fixed on the LED lamp (33) in Connection Block (31) outside for several, and described LED lamp (33) evenly distributes.
8. high efficiency and heat radiation type LED light fixture according to claim 5 is characterized in that, the louvre (11a) on the described insulating base (11) is along the axially extended straight hole of insulating base (11).
9. high efficiency and heat radiation type LED light fixture according to claim 5, it is characterized in that, described Connection Block (31) has cavity (31a) with the end that insulating base (11) links, described insulating base (11) has the chamber (11b) that connects with above-mentioned cavity (31a), and the louvre (11a) on the described insulating base (11) comprises along the side opening of the axially extended straight hole of insulating base (11) and connection straight hole middle part and chamber (11b).
10. high efficiency and heat radiation type LED light fixture according to claim 4, it is characterized in that, described insulating base (11) is provided with some opening in the screw thread air channel (11c) of insulating base (11) sidepiece, described screw thread air channel (11c) and the corresponding one by one setting of louvre (11a) with the threaded joints of lampshade (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202354289U CN201555069U (en) | 2009-09-28 | 2009-09-28 | Efficient heat-dissipation type LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202354289U CN201555069U (en) | 2009-09-28 | 2009-09-28 | Efficient heat-dissipation type LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201555069U true CN201555069U (en) | 2010-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202354289U Expired - Fee Related CN201555069U (en) | 2009-09-28 | 2009-09-28 | Efficient heat-dissipation type LED lamp |
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| Country | Link |
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| CN (1) | CN201555069U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207252A (en) * | 2011-04-14 | 2011-10-05 | 厦门阳光恩耐照明有限公司 | LED bulb |
| CN104359026A (en) * | 2014-10-30 | 2015-02-18 | 深圳市裕富照明有限公司 | LED (light emitting diode) self-ballasted lamp |
| CN104534309A (en) * | 2014-12-09 | 2015-04-22 | 广东聚科照明股份有限公司 | LED (light-emitting diode) bulb capable of using air convection for heat dissipation |
| CN104595780A (en) * | 2015-02-06 | 2015-05-06 | 滕州天一光电科技有限公司 | Conical LED (Light Emitting Diode) lamp |
| CN106369419A (en) * | 2016-11-15 | 2017-02-01 | 万欣 | Mushroom-shaped lamp |
-
2009
- 2009-09-28 CN CN2009202354289U patent/CN201555069U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207252A (en) * | 2011-04-14 | 2011-10-05 | 厦门阳光恩耐照明有限公司 | LED bulb |
| CN104359026A (en) * | 2014-10-30 | 2015-02-18 | 深圳市裕富照明有限公司 | LED (light emitting diode) self-ballasted lamp |
| CN104534309A (en) * | 2014-12-09 | 2015-04-22 | 广东聚科照明股份有限公司 | LED (light-emitting diode) bulb capable of using air convection for heat dissipation |
| CN104595780A (en) * | 2015-02-06 | 2015-05-06 | 滕州天一光电科技有限公司 | Conical LED (Light Emitting Diode) lamp |
| CN106369419A (en) * | 2016-11-15 | 2017-02-01 | 万欣 | Mushroom-shaped lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20130928 |