CN201628100U - High-power LED bulb - Google Patents
High-power LED bulb Download PDFInfo
- Publication number
- CN201628100U CN201628100U CN2009203178335U CN200920317833U CN201628100U CN 201628100 U CN201628100 U CN 201628100U CN 2009203178335 U CN2009203178335 U CN 2009203178335U CN 200920317833 U CN200920317833 U CN 200920317833U CN 201628100 U CN201628100 U CN 201628100U
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- heat radiation
- led light
- lamp body
- light source
- bulb
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to a high-power LED bulb. The LED bulb comprises a bulb holder, an insulating bulb socket, a radiating bulb body, a bulb shade, an LED light source assembly and an isolated AC/DC power supply driver, wherein the LED light source assembly is fixed between the bulb shade and the radiating bulb body and includes a circuit board and a plurality of LED light sources fixed on the circuit board, and the minimum number of the LED light sources is three; the isolated AC/DC power supply driver is arranged in the insulating bulb socket, the radiating bulb body, or a cavity jointly formed by the insulating bulb socket and the radiating bulb body; one end of the isolated AC/DC power supply driver is connected with the LED light sources through power cords, while the other end thereof is connected with an AC power supply; and a through hole for the mounting of the LED light source assembly is formed on the radiating bulb body. The utility model has compact structure, reasonable arrangement and good radiating performance, and can completely replace the conventional filament lamp and the conventional fluorescent lamp, thereby solving the defect that the conventional bulb cannot directly replace the conventional filament lamp due to poor safety.
Description
Technical field
The utility model belongs to lighting technical field, relates to a kind of great power LED bulb lamp.
Background technology
As everyone knows, existing LED lamp mostly is many small-powers (1W is following) LED and combines, and power is many about 2-3 watt, and volume is big, can't be applicable to various application scenarios, and power supply adopts non-isolation power supply more, exists bigger potential safety hazard.
China utility model patent ZL200820102614.0 discloses a kind of LED bulb lamp; comprise the fire retardant insulating lamp socket, lamp holder, lamp body, the lampshade that cooperatively interact; and transforming switch power supply body, pcb board; form a protection chamber in the lamp socket; the transforming switch power supply body is vertically put into the protection chamber and the metal lamp body is isolated fully; the top is provided with lid; lamp body is a cavity body; the bottom cavity is set in outside the protection chamber of lamp socket; top closure forms a heavy stand; pcb board is fitted to be arranged on the heavy stand and is contacted with its face, and is provided with sealing ring at lamp body and lampshade cooperation place.But still there is the hidden danger on the safety in the bulb lamp of this patent.
Summary of the invention
The utility model mainly is at the above-mentioned deficiency of existing in prior technology, and the great power LED bulb lamp of the alternative incandescent lamp of a kind of safety coefficient height, perfect heat-dissipating is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of great power LED bulb lamp, comprise lamp holder, insulating lamp holder, heat radiation lamp body, lampshade, and led light source assembly, it is characterized in that: described led light source assembly is fixed between lampshade and the heat radiation lamp body, the led light source assembly is made up of circuit board and the some led light sources that are fixed on the circuit board, led light source has three at least, described LED bulb lamp also comprises isolated alterating and direct current Source drive, and isolated alterating and direct current Source drive is arranged in insulating lamp holder or heat radiation lamp body or insulating lamp holder and the common cavity that constitutes of heat radiation lamp body; One end of isolated alterating and direct current Source drive is connected by power line with led light source, and the other end is connected with AC power; The heat radiation lamp body is provided with the via hole that is used to install the led light source assembly.The thermal louver body is positioned between lampshade and the insulating lamp holder joint, isolated alterating and direct current Source drive places in the hollow cavity of above-mentioned parts, its output is by the via hole on the heat radiation lamp body and "+" of led light source assembly, "-" welds together, the metal of importation and lamp holder partly welds, so just formed a high-power LED bulb that can use AC power, its compact conformation, rationally distributed, perfect heat-dissipating are because unique design can make this product replace existing incandescent lamp, fluorescent lamp fully.Lampshade can adopt the manufacture of materials of high transmission rate or anti-dazzle design, and its material can be that plastics also can be glass.Isolated alterating and direct current Source drive adopts the Switching Power Supply assembly, and this Switching Power Supply assembly adopts the PWM principle of pulsewidth modulation, has the electric property of highly effective and safe.Led light source has three at least, and single the led light source that 1W is above can effectively improve illuminating effect, also can be provided with 4-9 as required.
As preferably, described insulating lamp holder is last narrow big hollow cylinder down, and its top is connected with cap screw thread, and its underpart and the lamp body that dispels the heat are fixed.This structure helps insulation, increases radiating effect.
As preferably, the outer rim of described cylindrical shell bottom is provided with and is used for the edge installed with the heat radiation lamp body, and the edge is provided with installing hole, and the bottom of cylindrical shell is provided with the retainer plate that is used for further fixed insulation lamp socket, the internal diameter interference fits of the external diameter of retainer plate and heat radiation lamp body.This structure helps strengthening the stable of product and firmly, can contact with the inside of radiator by the retainer plate of bottom simultaneously, with unnecessary heat by insulating lamp holder exhale a part and with the bulb socket isolation, in order to avoid influence ac power circuit.
As preferably, described thermal louver external surface is provided with the muscle that is used to enlarge area of dissipation.This structure helps enlarging area of dissipation, can enlarge area of dissipation by the quantity that increases muscle, and production technology is simple, and distributing of efficient heat improves the service life of LED lamp.
As preferably, described heat radiation lamp body is the cylinder of bottom sealing, and blind end is provided with the edge that is used for fixing muscle, and described via hole is located at the middle part of blind end.Via hole is the fairlead on the assembler plants, and this structure makes things convenient for the installation of led light source assembly.
As preferably, described muscle is a right angled triangle, and along the outer surface that axially is distributed in the heat radiation lamp body of cylinder, two sharp edge of muscle are separately fixed at cylinder and along last.The muscle radiating effect of right angled triangle is better, with above-mentioned heat radiation lamp body fitness than higher.
As preferably, insulating lamp holder inside is provided with the bar shaped slot that is used for fixing isolated alterating and direct current Source drive.This structure helps the fixing of circuit board, and more general only adopts the bonding mode of glue more solid and reliable, has improved the performance of product.
As preferably, between described circuit board and the led light source, respectively be provided with the heat-conducting silicone grease layer between circuit board and the heat radiation lamp body.Between circuit board and the led light source and the heat-conducting silicone grease layer between circuit board and the heat radiation lamp body, in order to strengthen the heat conduction between led light source and the heat radiation lamp body, the heat that accumulates in the light source center position is in a large number derived fast, and by the heat radiation lamp body heat is exhaled, the central temperature that guarantees light source substrate is within suitable temperature range, to prolong the service life of whole LED bulb.
As preferably, described circuit board is the aluminium base structure, and described insulating lamp holder is a ceramic structure.The insulating lamp holder of ceramic structure helps the quick conduction of heat is distributed heat rapidly to radiator.
As preferably, the edge of described lampshade is provided with inside flange, and the bottom of heat radiation lamp body is provided with bevel edge, and the angle α of flange and bevel edge spends more than or equal to 30.Both artistic and practical, the good heat dissipation effect of this structure.
Therefore, the utility model adopts the above led light source of many 1W, by isolated alterating and direct current Source drive is light source power supply, insulating lamp holder and heat radiation lamp body adopt integrated design, both reduced volume, increased the attractive in appearance and practicality of product, improved the integral heat sink effect of product again, this energy-conserving product is used widely.The utility model can directly be replaced existing incandescent lamp, fluorescent lamp easily under the prerequisite of the structure that does not change original light fixture, the utlity model has highlighted advantage such as energy-conservation, safe in utilization, can be widely used in family and various office space.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is the cooperation schematic diagram of the utility model heat radiation lamp body and muscle.
Fig. 3 is the cross-sectional schematic of the utility model insulating lamp holder.
Fig. 4 is a decomposing schematic representation of the present utility model.
Fig. 5 be among the embodiment 2 lampshade and the heat radiation lamp body connection diagram.
Fig. 6 is the local enlarged diagram of A portion among Fig. 5.
Label declaration: 1 lampshade, 2 heat radiation lamp bodies, 3 insulating lamp holders, 4 lamp holders, 5 screws, 6 circuit boards, 7LED light source, 8 isolated alterating and direct current Source drives, 9 slots, 10 muscle, 11 cylinders, 12 edges, 13 installing holes, 14 retainer plates, 15 flange, 16 bevel edges, 17 via holes.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1:
As Figure of description 1 and shown in Figure 4, a kind of great power LED bulb lamp comprises the lamp holder 4, insulating lamp holder 3, heat radiation lamp body 2 and lampshade 1 and isolated alterating and direct current Source drive 8 and the led light source assembly that cooperatively interact.The led light source assembly is fixed between lampshade 1 and the heat radiation lamp body 2, the led light source assembly is made up of circuit board 6 and the led light source 7 that is fixed on the circuit board 6, led light source is provided with 5, isolated alterating and direct current Source drive 8 is arranged in insulating lamp holder 3 and the heat radiation lamp body 2 common cavitys that constitute, one end of isolated alterating and direct current Source drive 8 and led light source 7 are connected by power line, and the other end is connected with AC power; Heat radiation lamp body 2 is provided with the via hole 17 that is used to install the led light source assembly.Circuit board 8 is the aluminium base structure, is provided with the heat-conducting silicone grease layer between circuit board 8 and the led light source 7, is provided with heat-conducting silicone grease layer (not marking among the figure) between circuit board 8 and the heat radiation lamp body 2.Heat radiation lamp body 2 outer surfaces are provided with muscle 10 (see figure 2)s that are used to enlarge area of dissipation, heat radiation lamp body 2 is the cylinder 11 of bottom sealing, blind end be provided be used for fixing muscle 10 along 12, via hole 17 is located at the middle part of blind end, muscle 10 is a right angled triangle, along the outer surface that axially is distributed in heat radiation lamp body 2 of cylinder 11, two right-angle sides of muscle 10 are separately fixed at cylinder 11 and along on 12.Insulating lamp holder 3 is a ceramic structure, last narrow big hollow cylinder down, cylindrical shell bottom outer rim is provided with convenient edge (see figure 3) of installing with heat radiation lamp body 2, the edge is provided with installing hole 13, the bottom of cylindrical shell also is provided with the retainer plate 14 that is used for further fixed insulation lamp socket 3, the internal diameter interference fits of the external diameter of this retainer plate 14 and heat radiation lamp body 2; The top of insulating lamp holder 3 is threaded with lamp holder 4, and its underpart is fixed together by screw 5 with heat radiation lamp body 2, and insulating lamp holder 3 inside are provided with the bar shaped slot 9 that is used for fixing isolated alterating and direct current Source drive 8.
When installing and using, only need this LED bulb lamp is screwed in the alternating current 220V lamp socket and can uses, and need not existing light fixture is done the change or the transformation of the way, just can directly substitute existing conventional light source.
Embodiment 2:
As Figure of description 1 and shown in Figure 4, a kind of great power LED bulb lamp, comprise the lamp holder 4, insulating lamp holder 3, heat radiation lamp body 2 and lampshade 1 and isolated alterating and direct current Source drive 8 and the led light source assembly that cooperatively interact, concrete scheme is with embodiment 1, difference is: the edge of lampshade 1 is provided with inside flange 15, the bottom of heat radiation lamp body 2 is provided with bevel edge 16, and flange 15 is 70 degree with the angle α of bevel edge 16.
Should be understood that this embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Also can be arranged on as isolated alterating and direct current Source drive in the cavity of insulating lamp holder or heat radiation lamp body; The angle α of flange and bevel edge also can reach effect of the present invention more than or equal to 30 degree.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Claims (10)
1. great power LED bulb lamp, comprise lamp holder, insulating lamp holder, heat radiation lamp body, lampshade, and led light source assembly, it is characterized in that: described led light source assembly is fixed between lampshade and the heat radiation lamp body, the led light source assembly is made up of circuit board and the some led light sources that are fixed on the circuit board, led light source has three at least, described LED bulb lamp also comprises isolated alterating and direct current Source drive, and isolated alterating and direct current Source drive is arranged in insulating lamp holder or heat radiation lamp body or insulating lamp holder and the common cavity that constitutes of heat radiation lamp body; One end of isolated alterating and direct current Source drive is connected by power line with led light source, and the other end is connected with AC power; The heat radiation lamp body is provided with the via hole that is used to install the led light source assembly.
2. great power LED bulb lamp according to claim 1 is characterized in that: described insulating lamp holder is last narrow big hollow cylinder down, and its top is connected with cap screw thread, and its underpart is fixed with the heat radiation lamp body.
3. great power LED bulb lamp according to claim 2, it is characterized in that: the outer rim of described cylindrical shell bottom is provided with the edge that is used for the installation of heat radiation lamp body, the edge is provided with installing hole, the bottom of cylindrical shell is provided with the retainer plate that is used for further fixed insulation lamp socket, the internal diameter interference fits of the external diameter of retainer plate and heat radiation lamp body.
4. according to claim 1 or 2 or 3 described great power LED bulb lamps, it is characterized in that: described thermal louver external surface is provided with the muscle that is used to enlarge area of dissipation.
5. great power LED bulb lamp according to claim 4 is characterized in that: described heat radiation lamp body is the cylinder of bottom sealing, and blind end is provided with the edge that is used for fixing muscle, and described via hole is located at the middle part of blind end.
6. great power LED bulb lamp according to claim 5 is characterized in that: described muscle is a right angled triangle, and along the outer surface that axially is distributed in the heat radiation lamp body of cylinder, two right-angle sides of muscle are separately fixed at cylinder and along last.
7. according to claim 1 or 2 or 3 described great power LED bulb lamps, it is characterized in that: insulating lamp holder inside is provided with the bar shaped slot that is used for fixing isolated alterating and direct current Source drive.
8. according to claim 1 or 2 or 3 described great power LED bulb lamps, it is characterized in that being provided with between described circuit board and the led light source heat-conducting silicone grease layer, be provided with the heat-conducting silicone grease layer between circuit board and the heat radiation lamp body.
9. according to claim 1 or 2 or 3 described great power LED bulb lamps, it is characterized in that: described circuit board is the aluminium base structure, and described insulating lamp holder is a ceramic structure.
10. great power LED bulb lamp according to claim 9 is characterized in that: the edge of described lampshade is provided with inside flange, and the bottom of heat radiation lamp body is provided with bevel edge, and the angle α of flange and bevel edge is more than or equal to 30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203178335U CN201628100U (en) | 2009-12-18 | 2009-12-18 | High-power LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203178335U CN201628100U (en) | 2009-12-18 | 2009-12-18 | High-power LED bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201628100U true CN201628100U (en) | 2010-11-10 |
Family
ID=43059495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203178335U Expired - Fee Related CN201628100U (en) | 2009-12-18 | 2009-12-18 | High-power LED bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201628100U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364216A (en) * | 2011-11-10 | 2012-02-29 | 苏州晶雷光电照明科技有限公司 | Light-emitting diode (LED) bulb |
| CN104089188B (en) * | 2014-06-09 | 2017-01-25 | 湖州煌荧光电科技有限公司 | Handheld LED (light emitting diode) lighting lamp |
-
2009
- 2009-12-18 CN CN2009203178335U patent/CN201628100U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364216A (en) * | 2011-11-10 | 2012-02-29 | 苏州晶雷光电照明科技有限公司 | Light-emitting diode (LED) bulb |
| CN104089188B (en) * | 2014-06-09 | 2017-01-25 | 湖州煌荧光电科技有限公司 | Handheld LED (light emitting diode) lighting 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: 20101110 Termination date: 20121218 |